:root {
  color-scheme: light;
  --ink: var(--design-ink, #172033);
  --muted: var(--design-muted, #5f6c80);
  --faint: #8290a3;
  --line: var(--design-soft-line, #dce2e9);
  --line-strong: #c8d0da;
  --page: var(--design-page, #f5f6f8);
  --surface: var(--design-surface, #ffffff);
  --surface-soft: var(--design-action-soft, #f0f3f7);
  --blue: var(--design-action, #285bb5);
  --blue-dark: var(--design-action, #1e468d);
  --blue-soft: var(--design-action-soft, #edf3fc);
  --green: var(--design-positive, #237454);
  --green-dark: #185b40;
  --green-soft: var(--design-positive-soft, #ecf6f1);
  --amber: #8a6119;
  --amber-soft: #faf4e7;
  --red: #a33a3a;
  --red-soft: #f7dcdc;
  --sidebar: 280px;
  --header: 72px;
  --content: 1120px;
  --shadow: var(--design-shadow, 0 8px 28px rgb(31 45 61 / 8%));
  --radius-sm: 6px;
  --radius: var(--design-radius, 10px);
  --radius-lg: var(--design-radius-large, 14px);
}

/* スキルカタログ: 実務・前提・確認状態を同じ行で比較する。 */
#view-skills { padding-top: 24px; }
#view-skills .page-head { margin-bottom: 16px; }
#view-skills .page-head .eyebrow { margin: 0 0 4px; }
#view-skills .page-head h1 { margin: 0; font-size: 1.85rem; line-height: 1.3; }
#view-skills .page-lead { margin: 6px 0 0; font-size: .86rem; line-height: 1.6; }
#view-skills .skill-purpose { margin: 26px 0 22px; }
#view-skills .skill-purpose__head { display: flex; align-items: start; justify-content: space-between; flex-wrap: wrap; gap: 10px; margin-bottom: 15px; }
#view-skills .skill-purpose__head h2 { margin: 0; font-size: 1.15rem; }
#view-skills .skill-purpose__head p { margin: 6px 0 0; font-size: .83rem; color: var(--design-muted); }
#view-skills .skill-purpose__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
#view-skills .skill-intent-choice { position: relative; display: flex; align-items: start; gap: 11px; min-width: 0; min-height: 112px; padding: 18px 28px 18px 16px; text-align: left; background: var(--design-surface); color: var(--design-ink); border: 1px solid var(--design-soft-line); border-radius: 12px; font: inherit; cursor: pointer; }
#view-skills .skill-intent-choice:hover { background: var(--design-surface-alt); border-color: var(--design-line); }
#view-skills .skill-intent-choice.is-selected { background: var(--design-action-soft); border-color: var(--design-action); }
#view-skills .skill-intent-choice__emoji { flex: 0 0 26px; font-size: 23px; line-height: 1.35; }
#view-skills .skill-intent-choice__body { min-width: 0; }
#view-skills .skill-intent-choice strong { display: block; font-size: .88rem; line-height: 1.5; }
#view-skills .skill-intent-choice small { display: block; margin-top: 5px; font-size: .72rem; line-height: 1.6; color: var(--design-muted); }
#view-skills .skill-intent-choice__mark { position: absolute; top: 8px; right: 9px; color: var(--design-action); font-size: .86rem; font-weight: 700; visibility: hidden; }
#view-skills .skill-intent-choice.is-selected .skill-intent-choice__mark { visibility: visible; }
#view-skills .skill-intent-guide { scroll-margin-top: 95px; margin-top: 16px; padding: 20px; background: var(--design-surface-alt); border-radius: 12px; }
#view-skills .skill-intent-guide__head { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
#view-skills .skill-intent-guide h3 { margin: 0; font-size: 1rem; }
#view-skills .skill-intent-guide__head span { font-size: .75rem; color: var(--design-muted); }
#view-skills .skill-intent-guide p { margin: 9px 0 12px; font-size: .84rem; line-height: 1.75; }
#view-skills .skill-intent-guide__links { display: flex; flex-direction: column; align-items: start; gap: 9px; font-size: .81rem; }
#view-skills .skill-intent-guide__actions { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; margin-top: 18px; font-size: .8rem; }
#view-skills .skill-start-links { display: flex; flex-wrap: wrap; gap: 12px; margin: 20px 0 24px; }
#view-skills .skill-start-link { flex: 1 1 260px; display: block; padding: 16px 18px; border: 1px solid var(--design-soft-line); border-radius: 12px; background: var(--design-surface); text-decoration: none; }
#view-skills .skill-start-link:hover { background: var(--design-action-soft); }
#view-skills .skill-start-link strong { display: block; font-size: .88rem; }
#view-skills .skill-start-link span { display: block; margin-top: 4px; font-size: .77rem; color: var(--design-muted); }
#view-skills .skill-search-heading { margin: 0 0 9px; font-size: .85rem; font-weight: 650; }
#view-skills .skill-search-heading span { margin-left: 10px; font-size: .75rem; font-weight: 400; color: var(--design-muted); }
#view-skills #skillsResultCount { scroll-margin-top: 95px; }
@media (max-width: 1050px) {
  #view-skills .skill-purpose__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 600px) {
  #view-skills .skill-purpose__grid { gap: 8px; }
  #view-skills .skill-intent-choice { flex-direction: column; gap: 6px; padding: 13px 12px; min-height: 148px; }
  #view-skills .skill-intent-choice__emoji { flex-basis: auto; font-size: 21px; }
  #view-skills .skill-intent-choice strong { font-size: .81rem; }
  #view-skills .skill-intent-choice small { font-size: .69rem; }
  #view-skills .skill-intent-guide { padding: 16px; }
  #view-skills .skill-search-heading span { display: block; margin: 4px 0 0; }
}
#view-skills .skill-search {
  display: flex;
  align-items: end;
  flex-wrap: wrap;
  gap: 14px;
  padding: 14px 16px;
  background: var(--design-surface, #fff);
  border: 1px solid var(--design-soft-line, #dce2e9);
  border-radius: 12px;
}
#view-skills .skill-search label { display: flex; flex-direction: column; gap: 6px; font-size: .8rem; font-weight: 650; }
#view-skills .skill-search__query { flex: 1 1 260px; }
#view-skills .skill-search input,
#view-skills .skill-search select { min-height: 44px; padding: 9px 12px; border: 1px solid var(--design-soft-line, #dce2e9); border-radius: 7px; background: #fff; font-size: .9rem; font-weight: 400; }
#view-skills .skill-search select { min-width: 142px; }
#view-skills .skill-search :is(input, select):focus-visible,
#view-skills :is(a, button, summary):focus-visible { outline: 2px solid var(--design-action, #285bb5); outline-offset: 3px; }
#view-skills .skill-catalog-tools { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 8px; margin: 10px 0 4px; font-size: .8rem; }
#view-skills .skill-catalog-tools p { margin: 0; color: var(--design-muted, #5f6c80); }
#view-skills .skill-catalog-tools a { font-weight: 650; }
#view-skills .skill-catalog-note { margin: 4px 0 0; color: var(--design-muted, #5f6c80); font-size: .77rem; line-height: 1.65; }
#view-skills .skill-catalog-section { margin-top: 36px; scroll-margin-top: 90px; }
#view-skills #skillsFeaturedSection { margin-top: 20px; }
#view-skills #skillsFeaturedSection .section-head { margin-bottom: 12px; }
#view-skills .skill-catalog-section .section-head p { margin: 5px 0 0; font-size: .86rem; color: var(--design-muted, #5f6c80); }
#view-skills .skill-catalog-list { display: grid; grid-template-columns: minmax(0, 1fr); gap: 12px; }
#view-skills .skill-work-group { margin-top: 26px; scroll-margin-top: 90px; }
#view-skills .skill-work-group__title { display: flex; align-items: baseline; gap: 12px; margin: 0 0 12px; font-size: .94rem; }
#view-skills .skill-work-group__title span { font-size: .76rem; font-weight: 400; color: var(--design-muted, #5f6c80); }
#view-skills .skill-work-row { display: flex; align-items: center; gap: 28px; padding: 22px 24px; background: var(--design-surface, #fff); border: 1px solid var(--design-soft-line, #dce2e9); border-radius: 12px; scroll-margin-top: 90px; }
#view-skills .skill-work-row__body { flex: 1; min-width: 0; }
#view-skills .skill-work-row__eyebrow { display: flex; align-items: baseline; flex-wrap: wrap; gap: 12px; margin: 0 0 5px; font-size: .73rem; color: var(--design-muted, #5f6c80); }
#view-skills .skill-work-row h3 { margin: 0 0 6px; font-size: 1.08rem; line-height: 1.5; }
#view-skills .skill-work-row h3 a { color: var(--design-ink, #172033); text-decoration: none; }
#view-skills .skill-work-row h3 a:hover { text-decoration: underline; }
#view-skills .skill-work-row__summary { margin: 0 0 12px; font-size: .86rem; color: var(--design-body, #374151); }
#view-skills .skill-work-row__flow { display: flex; align-items: baseline; flex-wrap: wrap; gap: 5px 10px; margin: 0 0 9px; font-size: .82rem; }
#view-skills .skill-work-row__flow strong { font-weight: 650; }
#view-skills .skill-work-row__setup { margin: 0 0 6px; font-size: .77rem; color: var(--design-muted, #5f6c80); }
#view-skills .skill-work-row__setup b { font-weight: 600; margin-right: 6px; color: var(--design-body, #374151); }
#view-skills .skill-work-row__verification { display: flex; flex-wrap: wrap; gap: 4px 14px; margin: 0; color: var(--design-muted, #5f6c80); font-size: .73rem; font-variant-numeric: tabular-nums; }
#view-skills .skill-work-row__actions { display: flex; flex-direction: column; align-items: stretch; gap: 12px; flex: 0 0 164px; text-align: center; }
#view-skills .skill-work-row__actions :is(a, button) { font-size: .8rem; }
#view-skills .skill-work-row__unavailable { color: var(--design-muted, #5f6c80); font-size: .73rem; }
#view-skills .skill-supplements { padding: 18px 22px; border: 1px solid var(--design-soft-line, #dce2e9); border-radius: 12px; background: var(--design-surface, #fff); }
#view-skills .skill-supplements > summary { cursor: pointer; font-weight: 650; font-size: 1rem; }
#view-skills .skill-supplements > summary small { margin-left: 12px; color: var(--design-muted, #5f6c80); font-size: .76rem; font-weight: 400; }
#view-skills .skill-supplement-row { padding: 16px 0; border-bottom: 1px solid var(--design-soft-line, #dce2e9); }
#view-skills .skill-supplement-row:last-child { border-bottom: 0; }
#view-skills .skill-supplement-row h3 { margin: 0 0 5px; font-size: .93rem; }
#view-skills .skill-supplement-row p { margin: 0 0 8px; font-size: .81rem; }
#view-skills .skill-supplement-row__links { display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: .8rem; }
#view-skills .skill-install-dialog { width: min(680px, calc(100vw - 32px)); max-height: calc(100dvh - 48px); padding: 24px; border: 1px solid var(--design-soft-line, #dce2e9); border-radius: 12px; background: #fff; color: var(--design-ink, #172033); }
#view-skills .skill-install-dialog::backdrop { background: rgb(15 23 42 / 38%); }
#view-skills .skill-install-dialog__head { display: flex; align-items: start; justify-content: space-between; gap: 16px; }
#view-skills .skill-install-dialog__head h2 { margin: 0; font-size: 1.12rem; }
#view-skills .skill-install-dialog p { font-size: .84rem; }
#view-skills .skill-install-dialog label { font-size: .8rem; font-weight: 650; }
#view-skills .skill-install-dialog textarea { display: block; width: 100%; margin: 8px 0 16px; padding: 12px; resize: vertical; border: 1px solid var(--design-soft-line, #dce2e9); border-radius: 7px; font-size: .83rem; line-height: 1.7; }
#view-skills .skill-install-dialog__actions { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; }
.article-skill-release { margin: 24px 0; padding: 22px; background: var(--design-surface-alt, #f5f6f8); border-radius: 12px; }
.article-skill-release h2 { margin: 0 0 16px; font-size: 1.08rem; }
.article-skill-release h3 { margin: 20px 0 12px; font-size: .9rem; overflow-wrap: anywhere; }
.article-skill-release p { font-size: .84rem; line-height: 1.75; }
.article-skill-release__facts { display: grid; grid-template-columns: minmax(0, 1fr); gap: 9px; margin: 0 0 16px; }
.article-skill-release__facts > div { display: grid; grid-template-columns: 132px minmax(0, 1fr); gap: 12px; }
.article-skill-release__facts dt { font-size: .76rem; color: var(--design-muted, #5f6c80); }
.article-skill-release__facts dd { margin: 0; font-size: .81rem; overflow-wrap: anywhere; }
.article-skill-release__outcome dd { font-weight: 600; }
.article-skill-release .article-skill-release__status { margin: 0; color: var(--design-muted, #5f6c80); font-size: .76rem; }
.article-skill-release__metadata > summary { margin-bottom: 14px; }
.article-skill-release details { margin: 18px 0 0; }
.article-skill-release summary { cursor: pointer; font-size: .86rem; font-weight: 650; }
.article-skill-release__package { padding: 4px 0 12px; border-bottom: 1px solid var(--design-soft-line, #dce2e9); }
.article-skill-release__related { display: flex; flex-wrap: wrap; gap: 10px 20px; font-size: .83rem; }
.article-skill-release__install { scroll-margin-top: 100px; }
.article-skill-release__install label { display: block; font-size: .8rem; font-weight: 650; }
.article-skill-release__install textarea { display: block; width: 100%; margin: 8px 0 14px; padding: 12px; resize: vertical; border: 1px solid var(--design-soft-line, #dce2e9); border-radius: 7px; background: #fff; font-size: .83rem; line-height: 1.7; }
@media (max-width: 700px) {
  #view-skills .skill-search { padding: 16px; gap: 12px; }
  #view-skills .skill-search__query { flex-basis: 100%; }
  #view-skills .skill-search label:not(.skill-search__query) { flex: 1; min-width: 120px; }
  #view-skills .skill-search select { min-width: 0; width: 100%; }
  #view-skills .skill-work-row { flex-direction: column; align-items: stretch; gap: 16px; padding: 18px; }
  #view-skills .skill-work-row__actions { flex: initial; flex-direction: row; align-items: center; justify-content: space-between; flex-wrap: wrap; }
  #view-skills .skill-work-row__actions a { text-align: left; }
  #view-skills .skill-catalog-section { margin-top: 28px; }
  #view-skills .skill-supplements { padding: 16px; }
  #view-skills .skill-install-dialog { padding: 18px; }
  .article-skill-release { padding: 18px; }
  .article-skill-release__facts > div { grid-template-columns: minmax(0, 1fr); gap: 2px; }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--page);
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--page);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body.is-menu-open {
  overflow: hidden;
}

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  cursor: pointer;
}

a {
  color: var(--blue-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--blue);
}

img,
svg,
video {
  display: block;
  max-width: 100%;
  height: auto;
}

h1,
h2,
h3,
h4,
p,
ul,
ol,
dl,
dd {
  margin-block-start: 0;
}

h1,
h2,
h3,
h4 {
  color: var(--ink);
  font-weight: 750;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

h1 {
  margin-bottom: 12px;
  font-size: clamp(1.8rem, 3vw, 2.55rem);
  letter-spacing: -0.03em;
}

h2 {
  margin-bottom: 10px;
  font-size: clamp(1.3rem, 2vw, 1.7rem);
  letter-spacing: -0.02em;
}

h3 {
  margin-bottom: 8px;
  font-size: 1.1rem;
}

p:last-child,
ul:last-child,
ol:last-child {
  margin-bottom: 0;
}

[hidden] {
  display: none !important;
}

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

:focus-visible {
  outline: 3px solid #17458e;
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 3000;
  inset: 12px auto auto 12px;
  min-height: 44px;
  padding: 9px 16px;
  color: #fff;
  background: var(--ink);
  border-radius: var(--radius-sm);
  font-weight: 700;
  transform: translateY(-160%);
}

.skip-link:focus {
  color: #fff;
  transform: translateY(0);
}

.site-header {
  position: sticky;
  z-index: 1000;
  top: 0;
  height: var(--header);
  background: rgb(255 255 255 / 97%);
  border-bottom: 1px solid var(--line);
}

.site-header__inner {
  display: flex;
  width: 100%;
  height: 100%;
  align-items: center;
  gap: 24px;
  padding: 0 28px;
}

.brand {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 11px;
  color: var(--ink);
  text-decoration: none;
}

.brand:hover {
  color: var(--ink);
}

.brand__mark {
  display: inline-flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--blue);
  border-radius: 9px;
  font-size: 0.9rem;
  font-weight: 850;
  letter-spacing: 0.02em;
}

.brand__copy {
  display: grid;
  gap: 1px;
  line-height: 1.25;
}

.brand__copy strong {
  font-size: 0.95rem;
}

.brand__copy small {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 500;
}

.header-search {
  display: flex;
  width: min(410px, 32vw);
  height: 42px;
  margin-left: auto;
  overflow: hidden;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.header-search:focus-within {
  background: #fff;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgb(40 91 181 / 12%);
}

.header-search input {
  min-width: 0;
  flex: 1;
  padding: 0 12px;
  background: transparent;
  border: 0;
  outline: 0;
}

.header-search button {
  min-width: 64px;
  color: var(--blue-dark);
  background: transparent;
  border: 0;
  font-size: 0.84rem;
  font-weight: 750;
}

.header-actions {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 12px;
}

.header-course-progress {
  display: flex;
  min-width: 112px;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding: 7px 11px;
  background: var(--surface-soft);
  border-radius: 7px;
  line-height: 1.25;
}

.header-course-progress span {
  color: var(--muted);
  font-size: 0.7rem;
}

.header-course-progress strong {
  color: var(--green-dark);
  font-size: 0.9rem;
}

.local-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 10px;
  color: var(--green-dark);
  background: var(--green-soft);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 750;
}

.local-badge span {
  width: 7px;
  height: 7px;
  background: var(--green);
  border-radius: 50%;
}

.icon-button,
.quiet-button,
.text-button,
.primary-button,
.secondary-button,
.nav-link,
.entrance-card,
.purpose-card,
.help-card,
.article-card-link,
.roadmap-toggle {
  appearance: none;
  border: 0;
}

.icon-button {
  display: inline-flex;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0;
  background: transparent;
  border-radius: 7px;
  font-size: 1.35rem;
}

.mobile-menu-button {
  display: none;
}

.quiet-button,
.primary-button,
.secondary-button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  font-weight: 750;
  line-height: 1.35;
  text-align: center;
  text-decoration: none;
}

.quiet-button {
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
}

.quiet-button:hover,
.secondary-button:hover {
  background: var(--blue-soft);
  border-color: #a6bce2;
}

.primary-button {
  color: #fff;
  background: var(--blue);
  border: 1px solid var(--blue);
}

.primary-button:hover {
  color: #fff;
  background: var(--blue-dark);
  border-color: var(--blue-dark);
}

.secondary-button {
  color: var(--blue-dark);
  background: #fff;
  border: 1px solid #aabce0;
}

.text-button {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  padding: 5px 0;
  color: var(--blue-dark);
  background: transparent;
  font-weight: 750;
}

.full-button {
  width: 100%;
}

.app-layout {
  display: grid;
  min-height: calc(100vh - var(--header));
  grid-template-columns: var(--sidebar) minmax(0, 1fr);
}

.sidebar {
  position: sticky;
  top: var(--header);
  z-index: 500;
  height: calc(100vh - var(--header));
  overflow-y: auto;
  background: #fff;
  border-right: 1px solid var(--line);
  scrollbar-width: thin;
}

.sidebar__mobile-head {
  display: none;
}

.main-nav {
  padding: 24px 18px 20px;
  border-bottom: 1px solid var(--line);
}

.nav-label {
  margin: 0 12px 9px;
  color: var(--faint);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.nav-link {
  display: grid;
  width: 100%;
  min-height: 48px;
  grid-template-columns: 30px minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  color: #3f4b5d;
  background: transparent;
  border-radius: 7px;
  font-size: 0.91rem;
  font-weight: 650;
  text-align: left;
}

.nav-link:hover {
  color: var(--ink);
  background: var(--surface-soft);
}

.nav-link.is-active {
  color: var(--blue-dark);
  background: var(--blue-soft);
  font-weight: 800;
}

.nav-icon {
  display: inline-flex;
  width: 27px;
  height: 27px;
  align-items: center;
  justify-content: center;
  border: 1px solid currentColor;
  border-radius: 7px;
  font-size: 0.83rem;
  line-height: 1;
}

.nav-count {
  min-width: 30px;
  padding: 2px 6px;
  color: var(--muted);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 750;
  text-align: center;
}

.sidebar-progress,
.sidebar-support {
  padding: 22px 24px;
  border-bottom: 1px solid var(--line);
}

.sidebar-progress__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  font-size: 0.84rem;
}

.sidebar-progress__head span {
  color: var(--blue-dark);
  font-weight: 800;
}

.sidebar progress,
.next-panel progress {
  width: 100%;
  height: 9px;
  overflow: hidden;
  appearance: none;
  background: var(--surface-soft);
  border: 0;
  border-radius: 999px;
}

progress::-webkit-progress-bar {
  background: var(--surface-soft);
  border-radius: 999px;
}

progress::-webkit-progress-value {
  background: var(--green);
  border-radius: 999px;
}

progress::-moz-progress-bar {
  background: var(--green);
  border-radius: 999px;
}

.sidebar-progress p {
  margin: 8px 0 2px;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.55;
}

.sidebar-progress .text-button {
  min-height: 32px;
  font-size: 0.78rem;
}

.sidebar-support {
  margin: 18px;
  padding: 18px;
  background: var(--surface-soft);
  border: 0;
  border-radius: var(--radius);
}

.sidebar-support strong {
  font-size: 0.86rem;
}

.sidebar-support p {
  margin: 7px 0 14px;
  color: var(--muted);
  font-size: 0.77rem;
  line-height: 1.55;
}

.sidebar-support .secondary-button {
  min-height: 40px;
  font-size: 0.8rem;
}

.sidebar-overlay {
  display: none;
}

.main-content {
  min-width: 0;
  padding: 0 34px;
}

.view,
.site-footer {
  width: min(100%, var(--content));
  margin-inline: auto;
}

.view {
  padding: 46px 0 72px;
}

.page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 30px;
}

.page-head > div:first-child {
  max-width: 780px;
}

.eyebrow,
.section-kicker {
  margin-bottom: 6px;
  color: var(--blue-dark);
  font-size: 0.73rem;
  font-weight: 850;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.page-lead {
  max-width: 720px;
  margin-bottom: 0;
  color: var(--muted);
  font-size: 1rem;
}

.data-summary {
  display: flex;
  flex: 0 0 auto;
  gap: 1px;
  overflow: hidden;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.data-summary span {
  display: grid;
  min-width: 100px;
  justify-items: center;
  padding: 12px 16px;
  color: var(--muted);
  background: #fff;
  font-size: 0.72rem;
}

.data-summary strong {
  color: var(--ink);
  font-size: 1.3rem;
  line-height: 1.2;
}

.preview-notice,
.notice {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 22px;
  padding: 14px 17px;
  color: #31425b;
  background: var(--blue-soft);
  border-radius: var(--radius);
  font-size: 0.86rem;
}

.preview-notice__icon {
  display: inline-flex;
  width: 23px;
  height: 23px;
  flex: 0 0 23px;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--blue);
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 850;
}

.preview-notice div {
  display: grid;
  gap: 2px;
}

.preview-notice span:last-child {
  color: var(--muted);
}

.notice--warning {
  color: #6d4b12;
  background: var(--amber-soft);
}

.next-panel {
  overflow: hidden;
  margin-bottom: 36px;
  background: #fff;
  border: 1px solid #b8c8e4;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.next-panel__status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 20px;
  color: #fff;
  background: var(--blue-dark);
  font-size: 0.78rem;
  font-weight: 750;
}

.next-panel__status small {
  font-size: 0.75rem;
  font-weight: 550;
}

.next-panel__body {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) auto;
  align-items: center;
  gap: 20px;
  padding: 25px 28px;
}

.next-panel__number {
  display: inline-flex;
  width: 58px;
  height: 58px;
  align-items: center;
  justify-content: center;
  color: var(--blue-dark);
  background: var(--blue-soft);
  border-radius: 50%;
  font-size: 1.45rem;
  font-weight: 850;
}

.next-panel__copy h2 {
  margin-bottom: 5px;
}

.next-panel__copy p:last-child {
  color: var(--muted);
  font-size: 0.9rem;
}

.next-panel__progress {
  padding: 15px 28px 20px;
  background: #f8f9fb;
  border-top: 1px solid var(--line);
}

.next-panel__progress div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.76rem;
}

.next-panel__progress strong {
  color: var(--ink);
}

.content-section {
  margin-top: 40px;
}

.content-section--compact {
  margin-top: 0;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 18px;
}

.section-head h2 {
  margin-bottom: 0;
}

.section-head > p {
  max-width: 460px;
  margin-bottom: 1px;
  color: var(--muted);
  font-size: 0.85rem;
  text-align: right;
}

.section-head--action {
  align-items: center;
}

.entrance-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.entrance-card {
  position: relative;
  display: flex;
  min-height: 238px;
  flex-direction: column;
  align-items: flex-start;
  padding: 24px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  text-align: left;
  transition: border-color 150ms ease, box-shadow 150ms ease, transform 150ms ease;
}

.entrance-card:hover {
  border-color: #9eb5dc;
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.entrance-card--roadmap {
  border-color: #9fb5da;
}

.entrance-card__tag {
  position: absolute;
  top: 18px;
  right: 18px;
  padding: 4px 9px;
  color: var(--blue-dark);
  background: var(--blue-soft);
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 800;
}

.entrance-card__icon {
  margin-bottom: 26px;
  color: var(--blue-dark);
  font-size: 1.35rem;
  font-weight: 850;
  letter-spacing: 0.04em;
}

.entrance-card strong {
  margin-bottom: 7px;
  font-size: 1.04rem;
}

.entrance-card small {
  color: var(--muted);
  font-size: 0.81rem;
  line-height: 1.6;
}

.card-link {
  margin-top: auto;
  padding-top: 20px;
  color: var(--blue-dark);
  font-size: 0.8rem;
  font-weight: 800;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.article-card,
.article-row {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.article-card {
  min-height: 186px;
  padding: 22px;
}

.article-card:hover,
.article-row:hover {
  border-color: #aabce0;
  box-shadow: 0 6px 18px rgb(31 45 61 / 6%);
}

.article-card__meta,
.article-row__meta,
.article-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-bottom: 10px;
}

.article-badge {
  display: inline-flex;
  align-items: center;
  min-height: 23px;
  padding: 2px 8px;
  color: #4d5b70;
  background: var(--surface-soft);
  border-radius: 999px;
  font-size: 0.67rem;
  font-weight: 750;
}

.article-badge--proposal {
  color: var(--green-dark);
  background: var(--green-soft);
}

.article-badge--update {
  color: var(--amber);
  background: var(--amber-soft);
}

.article-badge--keep {
  color: var(--blue-dark);
  background: var(--blue-soft);
}

.article-badge--merge,
.article-badge--hub {
  color: #6a4b73;
  background: #f4edf6;
}

.article-card h3,
.article-row h3 {
  margin-bottom: 7px;
}

.article-card p,
.article-row p {
  color: var(--muted);
  font-size: 0.81rem;
  line-height: 1.58;
}

.article-card-link {
  position: absolute;
  inset: 0;
  background: transparent;
  border-radius: inherit;
}

.article-card-link:focus-visible {
  outline: 3px solid #17458e;
  outline-offset: 3px;
}

.loading-card,
.empty-state,
.error-state {
  grid-column: 1 / -1;
  padding: 32px;
  color: var(--muted);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-align: center;
}

.empty-state strong,
.error-state strong {
  display: block;
  margin-bottom: 5px;
  color: var(--ink);
}

.empty-state p,
.error-state p {
  margin-bottom: 0;
  font-size: 0.86rem;
}

.home-columns {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 16px;
  margin-top: 40px;
}

.compact-list {
  display: grid;
}

.compact-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 13px 0;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
  text-decoration: none;
}

.compact-item:last-child {
  border-bottom: 0;
}

.compact-item strong {
  display: block;
  font-size: 0.85rem;
}

.compact-item small {
  color: var(--muted);
  font-size: 0.72rem;
}

.empty-compact {
  padding: 16px 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.status-list {
  display: grid;
  gap: 4px;
  margin-bottom: 18px;
}

.status-list > div {
  display: grid;
  grid-template-columns: 12px minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  padding: 9px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.82rem;
}

.status-list > div:last-child {
  border-bottom: 0;
}

.status-dot {
  width: 8px;
  height: 8px;
  background: var(--faint);
  border-radius: 50%;
}

.status-dot--keep { background: var(--blue); }
.status-dot--update { background: #b27a19; }
.status-dot--merge { background: #74517e; }

.roadmap-score,
.library-total {
  display: grid;
  min-width: 118px;
  justify-items: center;
  padding: 14px 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.roadmap-score strong,
.library-total strong {
  font-size: 1.35rem;
}

.roadmap-score span,
.library-total span {
  color: var(--muted);
  font-size: 0.72rem;
}

.roadmap-overview {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  margin-bottom: 24px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.roadmap-overview > div {
  display: grid;
  gap: 2px;
  padding: 17px;
  background: #fff;
}

.roadmap-overview span {
  color: var(--blue-dark);
  font-size: 0.65rem;
  font-weight: 850;
  letter-spacing: 0.08em;
}

.roadmap-overview strong {
  font-size: 0.87rem;
}

.roadmap-overview small {
  color: var(--muted);
  font-size: 0.7rem;
}

.roadmap-list {
  display: grid;
  gap: 12px;
}

.roadmap-item {
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.roadmap-item.is-complete {
  border-color: #9fc8b3;
}

.roadmap-toggle {
  display: grid;
  width: 100%;
  min-height: 106px;
  grid-template-columns: 58px minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
  padding: 20px 24px;
  color: var(--ink);
  background: #fff;
  text-align: left;
}

.roadmap-toggle:hover {
  background: #fafbfc;
}

.roadmap-item.is-complete .roadmap-toggle {
  background: #f7fbf9;
}

.roadmap-number {
  display: inline-flex;
  width: 50px;
  height: 50px;
  align-items: center;
  justify-content: center;
  color: var(--blue-dark);
  background: var(--blue-soft);
  border-radius: 50%;
  font-size: 1.05rem;
  font-weight: 850;
}

.roadmap-item.is-complete .roadmap-number {
  color: #fff;
  background: var(--green);
}

.roadmap-toggle__copy {
  display: grid;
  gap: 3px;
}

.roadmap-toggle__copy small {
  color: var(--blue-dark);
  font-size: 0.7rem;
  font-weight: 800;
}

.roadmap-toggle__copy strong {
  font-size: 1.05rem;
}

.roadmap-toggle__copy span {
  color: var(--muted);
  font-size: 0.82rem;
}

.roadmap-chevron {
  color: var(--muted);
  font-size: 1.2rem;
  transition: transform 150ms ease;
}

.roadmap-item.is-open .roadmap-chevron {
  transform: rotate(180deg);
}

.roadmap-detail {
  padding: 0 24px 24px 100px;
  border-top: 1px solid var(--line);
}

.roadmap-zukai {
  margin: 20px 0 0;
}

.roadmap-zukai img {
  display: block;
  width: 100%;
  height: auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.roadmap-zukai figcaption {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 9px;
  margin-top: 7px;
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.5;
}

.roadmap-zukai figcaption strong {
  color: var(--blue-dark);
}

.roadmap-detail__columns {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.7fr);
  gap: 24px;
  padding-top: 20px;
}

.roadmap-detail h3 {
  margin-bottom: 9px;
  font-size: 0.88rem;
}

.roadmap-detail ul {
  margin-bottom: 0;
  padding-left: 1.25rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.completion-box {
  padding: 16px;
  background: var(--green-soft);
  border-radius: var(--radius);
}

.completion-box p {
  margin-bottom: 12px;
  color: #365a49;
  font-size: 0.8rem;
}

.roadmap-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.roadmap-curriculum {
  margin-top: 20px;
  padding: 18px;
  background: var(--surface-soft);
  border-radius: var(--radius);
}

.roadmap-curriculum__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 10px;
}

.roadmap-curriculum__head h3 {
  margin: 0;
}

.roadmap-curriculum__head span {
  color: var(--muted);
  font-size: 0.72rem;
}

.roadmap-curriculum ol {
  display: grid;
  gap: 6px;
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}

.roadmap-curriculum li {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  align-items: center;
  gap: 9px;
  padding: 9px 11px;
  background: #fff;
  border-radius: 7px;
}

.roadmap-curriculum li > span {
  display: inline-flex;
  width: 24px;
  height: 24px;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--blue);
  border-radius: 50%;
  font-size: 0.68rem;
  font-weight: 800;
}

.roadmap-curriculum li a {
  color: var(--ink);
  font-size: 0.8rem;
  font-weight: 700;
  text-decoration: none;
}

.roadmap-curriculum li a:hover {
  color: var(--blue-dark);
}

/* 8ステップ一覧の上に置く、任意枠への小さな案内。本編の主役感を壊さないよう1行・小さめにとどめる */
.roadmap-optional-note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 16px;
  margin: 0 0 18px;
  padding: 14px 18px;
  background: var(--green-soft);
  border: 1px solid #cfe4d9;
  border-radius: var(--radius);
  color: var(--ink);
  font-size: 0.92rem;
  line-height: 1.7;
}

.roadmap-optional-note__text b {
  margin-right: 8px;
  color: var(--green-dark);
  font-weight: 700;
}

.roadmap-optional-note__link {
  flex-shrink: 0;
  padding: 8px 16px;
  color: #fff;
  background: var(--green-dark);
  border: 0;
  border-radius: 7px;
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.roadmap-optional-note__link:hover {
  background: #124a34;
}

/* スクロールしてきた時に気づける手がかり。上の細い区切り線と広めの余白で「別枠が始まる」ことを示す */
.roadmap-advanced {
  margin-top: 30px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  scroll-margin-top: 90px;
}

/* 本編8ステップより一段下の格に見せる。番号なし・小さめの見出し・沈んだ地色で「任意」を見た目でも伝える */
.roadmap-advanced .roadmap-curriculum {
  margin-top: 0;
  padding: 20px;
  background: var(--page);
  border: 1px solid var(--line);
}

.roadmap-advanced .roadmap-curriculum__head h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--ink);
}

/* 「任意」であることは色付きの帯ではなく小さな文字ラベルで示す */
.roadmap-advanced__tag {
  padding: 2px 8px;
  background: var(--surface-soft);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.roadmap-advanced .roadmap-curriculum li {
  background: var(--surface-soft);
}

.roadmap-advanced__lead {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.6;
}

.roadmap-advanced .roadmap-curriculum li > span {
  color: var(--muted);
  background: var(--surface-soft);
}

.roadmap-advanced .roadmap-curriculum li a {
  display: grid;
  gap: 2px;
}

.roadmap-advanced .roadmap-curriculum li a small {
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 500;
  line-height: 1.5;
}

/* 完了表示は控えめに。任意枠が本編より目立たないよう、地色は変えずマークと小さなラベルだけで示す */
.roadmap-advanced .roadmap-curriculum li.is-complete > span {
  color: var(--green-dark);
}

.roadmap-advanced .roadmap-curriculum li a small.roadmap-advanced__done {
  color: var(--green-dark);
  font-size: 0.68rem;
  font-weight: 700;
}

.roadmap-start {
  width: 100%;
}

.roadmap-links a {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  padding: 7px 12px;
  background: #fff;
  border: 1px solid #aabce0;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 700;
  text-decoration: none;
}

.complete-button {
  width: 100%;
  min-height: 40px;
  color: #fff;
  background: var(--green);
  border: 0;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 750;
}

.roadmap-item.is-complete .complete-button {
  color: var(--green-dark);
  background: #fff;
  border: 1px solid #88b59d;
}

.roadmap-footer-action {
  display: flex;
  justify-content: flex-end;
  margin-top: 20px;
}

.purpose-grid,
.help-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 30px;
}

.help-grid {
  grid-template-columns: 1fr;
}

.purpose-card,
.help-card {
  display: flex;
  min-height: 145px;
  flex-direction: column;
  align-items: flex-start;
  padding: 19px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-align: left;
}

.purpose-card:hover,
.help-card:hover,
.purpose-card.is-active,
.help-card.is-active {
  border-color: #8faada;
  box-shadow: 0 5px 16px rgb(31 45 61 / 7%);
}

.purpose-card.is-active,
.help-card.is-active {
  background: var(--blue-soft);
}

.purpose-card span:first-child,
.help-card span:first-child {
  display: inline-flex;
  min-width: 34px;
  height: 30px;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--blue-dark);
  background: var(--blue-soft);
  border-radius: 7px;
  font-size: 0.77rem;
  font-weight: 850;
}

.purpose-card.is-active span:first-child,
.help-card.is-active span:first-child {
  color: #fff;
  background: var(--blue);
}

.purpose-card strong,
.help-card strong {
  font-size: 0.9rem;
}

.purpose-card small,
.help-card small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.5;
}

.help-card {
  min-height: 0;
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  align-items: center;
  column-gap: 14px;
  row-gap: 3px;
}

.help-card span:first-child {
  grid-row: 1 / 3;
  margin-bottom: 0;
}

.help-card strong,
.help-card small {
  grid-column: 2;
}

.result-section,
.help-result {
  margin-top: 20px;
}

.result-count {
  color: var(--muted);
  font-size: 0.8rem;
}

.help-result__panel {
  padding: 26px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.help-result__lead {
  margin-bottom: 20px;
  color: var(--muted);
  font-size: 0.88rem;
}

.product-help-directory {
  margin-top: 34px;
}

.product-help-list {
  display: grid;
  gap: 12px;
}

.product-help-link {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-decoration: none;
}

.product-help-link:hover {
  border-color: #8faada;
  box-shadow: 0 5px 16px rgb(31 45 61 / 7%);
}

.product-help-link__mark {
  display: inline-flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  color: var(--blue-dark);
  background: var(--blue-soft);
  border-radius: 9px;
  font-size: 0.72rem;
  font-weight: 850;
}

.product-help-link strong,
.product-help-link small {
  display: block;
}

.product-help-link small {
  margin-top: 3px;
  color: var(--muted);
  font-size: 0.75rem;
}

.help-steps {
  display: grid;
  gap: 10px;
  margin: 0 0 22px;
  padding: 0;
  list-style: none;
}

.help-steps li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: start;
  gap: 10px;
  padding: 11px 13px;
  background: var(--surface-soft);
  border-radius: 8px;
  font-size: 0.84rem;
}

.help-steps span {
  display: inline-flex;
  width: 25px;
  height: 25px;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--blue);
  border-radius: 50%;
  font-size: 0.7rem;
  font-weight: 800;
}

.help-articles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.help-articles a {
  padding: 13px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  text-decoration: none;
}

.help-articles a:hover {
  border-color: #9db3db;
}

.library-toolbar {
  display: grid;
  grid-template-columns: minmax(250px, 1.6fr) minmax(180px, 0.7fr);
  gap: 12px;
  padding: 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.library-toolbar label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
}

.library-toolbar input,
.library-toolbar select {
  width: 100%;
  min-height: 44px;
  padding: 8px 11px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  outline: 0;
  font-size: 0.85rem;
}

.library-toolbar input:focus,
.library-toolbar select:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgb(40 91 181 / 12%);
}

.active-filter-row {
  display: flex;
  min-height: 56px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.active-filter-row p {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.article-list {
  display: grid;
  gap: 10px;
}

.article-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 150px 34px;
  align-items: center;
  gap: 20px;
  padding: 18px 20px;
}

.article-row__copy {
  min-width: 0;
}

.article-row__copy h3 {
  font-size: 0.96rem;
}

.article-row__copy p {
  max-width: 760px;
  margin-bottom: 0;
}

.article-row__side {
  display: grid;
  gap: 4px;
  color: var(--muted);
  font-size: 0.7rem;
}

.article-row__arrow {
  color: var(--blue-dark);
  font-size: 1.2rem;
  font-weight: 800;
}

.load-more-row {
  display: flex;
  justify-content: center;
  margin-top: 20px;
}

.site-footer {
  display: flex;
  min-height: 112px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0;
  border-top: 1px solid var(--line);
}

.site-footer p {
  display: grid;
  margin: 0;
  font-size: 0.8rem;
}

.site-footer span {
  color: var(--muted);
  font-size: 0.7rem;
}

.site-footer div {
  display: flex;
  gap: 16px;
}

.site-footer button {
  padding: 0;
  color: var(--muted);
  background: transparent;
  border: 0;
  font-size: 0.76rem;
}

/* 記事詳細ページ */
.article-layout .main-content {
  padding-top: 0;
}

.article-shell {
  width: min(100%, 980px);
  margin-inline: auto;
  padding: 34px 0 72px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 0 0 22px;
  padding: 0;
  color: var(--muted);
  font-size: 0.75rem;
  list-style: none;
}

.breadcrumb li + li::before {
  content: "/";
  margin-right: 7px;
  color: var(--faint);
}

.article-hero {
  margin-bottom: 18px;
  padding: 30px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.article-hero h1 {
  max-width: 850px;
}

.article-hero__summary {
  max-width: 820px;
  margin-bottom: 0;
  color: var(--muted);
}

.article-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  margin-top: 22px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.article-facts div {
  display: grid;
  gap: 2px;
  padding: 11px 13px;
  background: #fafbfc;
}

.article-facts dt {
  color: var(--muted);
  font-size: 0.65rem;
}

.article-facts dd {
  font-size: 0.78rem;
  font-weight: 700;
}

.article-source-note {
  margin-bottom: 18px;
  padding: 13px 16px;
  color: var(--muted);
  background: var(--blue-soft);
  border-radius: 8px;
  font-size: 0.8rem;
}

.article-review-plan {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(250px, 0.55fr);
  gap: 22px;
  margin-bottom: 18px;
  padding: 20px 22px;
  background: var(--amber-soft);
  border-radius: var(--radius);
}

.article-review-plan h2 {
  margin-bottom: 5px;
  font-size: 1rem;
}

.article-review-plan p:last-child {
  margin: 0;
  color: #665538;
  font-size: 0.82rem;
}

.article-review-plan dl {
  display: grid;
  gap: 8px;
  margin: 0;
}

.article-review-plan dl div {
  padding: 9px 11px;
  background: rgb(255 255 255 / 64%);
  border-radius: 7px;
}

.article-review-plan dt {
  color: var(--muted);
  font-size: 0.66rem;
}

.article-review-plan dd {
  font-size: 0.76rem;
  font-weight: 700;
}

.article-body {
  padding: clamp(24px, 5vw, 54px);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.article-body > *:first-child,
.preview-article > *:first-child {
  margin-top: 0;
}

.article-body h2,
.preview-article h2 {
  margin-top: 2.3em;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line);
}

.article-body h3,
.preview-article h3 {
  margin-top: 1.8em;
}

.article-body p,
.article-body li,
.preview-article p,
.preview-article li {
  color: #334055;
}

.article-body li + li,
.preview-article li + li {
  margin-top: 0.45em;
}

.article-body pre,
.preview-article pre {
  max-width: 100%;
  overflow-x: auto;
  padding: 16px;
  color: #eaf0f7;
  background: #202a38;
  border-radius: 8px;
}

.article-body code,
.preview-article code {
  padding: 0.1em 0.32em;
  background: var(--surface-soft);
  border-radius: 4px;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 0.9em;
}

.article-body pre code,
.preview-article pre code {
  padding: 0;
  color: inherit;
  background: transparent;
}

.article-body table,
.preview-article table {
  display: block;
  width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
}

.article-body th,
.article-body td,
.preview-article th,
.preview-article td {
  padding: 10px 12px;
  border: 1px solid var(--line);
  text-align: left;
}

.article-body blockquote,
.preview-article blockquote,
.article-callout {
  margin: 1.5em 0;
  padding: 16px 18px;
  color: #344860;
  background: var(--blue-soft);
  border: 0;
  border-radius: 8px;
}

.article-checklist {
  margin: 1em 0;
  padding: 18px 18px 18px 42px;
  background: var(--green-soft);
  border-radius: 8px;
}

.article-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 22px;
  padding: 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.article-error {
  padding: 42px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  text-align: center;
}

.article-toolbar {
  display: flex;
  min-height: 42px;
  align-items: center;
  margin-bottom: 10px;
}

.course-context {
  margin-bottom: 12px;
  padding: 18px 20px;
  color: #fff;
  background: var(--blue-dark);
  border-radius: var(--radius);
}

.course-context__top,
.course-context__progress {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.course-context__top {
  margin-bottom: 5px;
  font-size: 0.72rem;
}

.course-context__step {
  font-weight: 850;
  letter-spacing: 0.06em;
}

.course-context h2 {
  margin-bottom: 12px;
  color: #fff;
  font-size: 1.05rem;
}

.course-context__progress progress {
  min-width: 0;
  flex: 1;
  width: 100%;
  height: 8px;
  overflow: hidden;
  appearance: none;
  accent-color: #fff;
  background: rgb(255 255 255 / 24%);
  border: 0;
  border-radius: 999px;
}

.course-context__progress progress::-webkit-progress-bar {
  background: rgb(255 255 255 / 24%);
}

.course-context__progress progress::-webkit-progress-value {
  background: #fff;
}

.course-context__progress progress::-moz-progress-bar {
  background: #fff;
}

.course-context__progress span {
  flex: 0 0 auto;
  font-size: 0.7rem;
}

.article-frame {
  min-width: 0;
}

.article-loading {
  display: grid;
  gap: 3px;
}

.article-loading p {
  margin: 0;
}

.article-error__actions {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 22px;
}

.article-navigation__link {
  display: grid;
  max-width: 46%;
  gap: 3px;
  color: var(--ink);
  text-decoration: none;
}

.article-navigation__link--next {
  margin-left: auto;
  text-align: right;
}

.article-navigation__link span {
  color: var(--blue-dark);
  font-size: 0.72rem;
}

.article-navigation__link strong {
  font-size: 0.8rem;
}

.article-navigation.is-course-navigation {
  align-items: stretch;
  background: var(--blue-soft);
  border-color: #a9bde0;
}

.article-navigation.is-course-navigation .article-navigation__link--next {
  min-width: min(100%, 360px);
  padding: 13px 16px;
  color: #fff;
  background: var(--blue);
  border-radius: 7px;
}

.article-navigation.is-course-navigation .article-navigation__link--next span,
.article-navigation.is-course-navigation .article-navigation__link--next strong {
  color: #fff;
}

.article-navigation.is-course-navigation .article-navigation__link--next:hover {
  background: var(--blue-dark);
}

/* 任意教材の完了ボタン。完了後は「取り消せる」ことが分かるよう、押し出しの弱い塗りに切り替える */
.article-navigation.is-course-navigation .article-navigation__link--next.is-complete {
  color: var(--green-dark);
  background: var(--green-soft);
}

.article-navigation.is-course-navigation .article-navigation__link--next.is-complete span,
.article-navigation.is-course-navigation .article-navigation__link--next.is-complete strong {
  color: var(--green-dark);
}

.article-navigation.is-course-navigation .article-navigation__link--next.is-complete:hover {
  background: var(--green-soft);
}

/* 必修教材は、本文・カリキュラム・次への操作を1画面に集約する */
.article-page.is-course-page {
  --course-actions-height: 64px;
}

.article-page.is-course-page .app-layout {
  display: block;
}

.article-page.is-course-page .sidebar,
.article-page.is-course-page .sidebar-overlay {
  display: none;
}

.article-page.is-course-page .main-content {
  padding: 0;
}

.article-page.is-course-page .article-shell {
  width: 100%;
  padding: 0;
}

.article-page.is-course-page .course-workspace {
  display: grid;
  min-height: calc(100vh - var(--header));
  grid-template-columns: minmax(0, 1fr) 370px;
}

.article-page.is-course-page .course-lesson-pane {
  min-width: 0;
  padding: 26px clamp(26px, 4vw, 58px) calc(var(--course-actions-height) + 56px);
}

.article-page.is-course-page .course-lesson-inner {
  width: min(100%, 900px);
  margin-inline: auto;
}

.article-page.is-course-page .breadcrumb {
  margin-bottom: 15px;
}

.article-page.is-course-page .course-context {
  margin-bottom: 16px;
  padding: 15px 19px;
  border-radius: 8px;
}

.article-page.is-course-page .article-hero {
  margin-bottom: 16px;
  padding: clamp(25px, 4vw, 38px);
  border-radius: 9px;
}

.article-page.is-course-page .article-hero h1 {
  font-size: clamp(1.8rem, 2.5vw, 2.45rem);
}

.article-page.is-course-page .article-body {
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 0;
}

.article-page.is-course-page .lesson-article__header {
  margin: 0 0 16px;
}

.article-page.is-course-page .lesson-article__eyebrow,
.article-page.is-course-page .lesson-article__lead {
  display: none;
}

.article-page.is-course-page .lesson-meta {
  margin: 0;
  border-radius: 8px;
}

.article-page.is-course-page .lesson-article > section {
  margin: 0 0 16px;
  padding: clamp(24px, 4vw, 38px);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 9px;
}

.article-page.is-course-page .lesson-article > section > h2:first-child {
  margin-top: 0;
}

.article-page.is-course-page .site-footer {
  display: none;
}

.course-curriculum {
  position: sticky;
  top: var(--header);
  height: calc(100vh - var(--header));
  overflow-y: auto;
  padding-bottom: calc(var(--course-actions-height) + 18px);
  background: #fff;
  box-shadow: -1px 0 0 var(--line);
  scrollbar-width: thin;
}

.course-curriculum__head {
  position: sticky;
  z-index: 2;
  top: 0;
  padding: 23px 24px 18px;
  background: #fff;
  box-shadow: 0 1px 0 var(--line);
}

.course-curriculum__eyebrow {
  margin: 0 0 3px;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 750;
  letter-spacing: 0.05em;
}

.course-curriculum__head h2 {
  margin-bottom: 13px;
  font-size: 1.22rem;
}

.course-curriculum__summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.75rem;
}

.course-curriculum__summary strong {
  color: var(--green-dark);
  font-size: 0.82rem;
}

.course-curriculum progress {
  display: block;
  width: 100%;
  height: 7px;
  overflow: hidden;
  appearance: none;
  background: var(--surface-soft);
  border: 0;
  border-radius: 999px;
}

.course-curriculum progress::-webkit-progress-bar {
  background: var(--surface-soft);
}

.course-curriculum progress::-webkit-progress-value {
  background: var(--green);
}

.course-curriculum progress::-moz-progress-bar {
  background: var(--green);
}

.course-curriculum__list {
  display: grid;
  gap: 10px;
  padding: 12px 10px 18px;
  background: #f4f6f9;
}

.curriculum-group {
  overflow: hidden;
  background: #fff;
  border: 1px solid #d9e1ec;
  border-radius: 9px;
}

.curriculum-group__header,
.curriculum-group__summary {
  display: grid;
  min-height: 76px;
  grid-template-columns: 70px minmax(0, 1fr) auto;
  align-items: center;
  gap: 11px;
  padding: 13px 13px;
  background: #e8eef7;
}

.curriculum-group__summary {
  cursor: pointer;
  list-style: none;
}

.curriculum-group__summary::-webkit-details-marker {
  display: none;
}

.curriculum-group__summary:hover,
.curriculum-group--section[open] > .curriculum-group__summary {
  background: #dfe8f5;
}

.curriculum-group__badge {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  justify-content: center;
  padding: 6px 8px;
  color: #fff;
  background: var(--blue-dark);
  border-radius: var(--design-radius);
  font-size: 0.62rem;
  font-weight: 850;
  line-height: 1.2;
  text-align: center;
}

.curriculum-group.is-group-complete .curriculum-group__badge {
  background: var(--green);
}

.curriculum-group__copy {
  display: grid;
  min-width: 0;
  gap: 2px;
}

.curriculum-group__copy small {
  color: #566981;
  font-size: 0.6rem;
  font-weight: 750;
}

.curriculum-group__copy strong {
  color: var(--ink);
  font-size: 0.76rem;
  line-height: 1.4;
}

.curriculum-group__count {
  color: #52647c;
  font-size: 0.66rem;
  font-weight: 800;
}

.curriculum-group__body {
  display: grid;
  gap: 7px;
  padding: 8px;
  background: #f8fafc;
}

.curriculum-group > .curriculum-lessons--grouped {
  padding: 8px;
  background: #fff;
}

.curriculum-step {
  background: #fff;
  border: 1px solid #e1e6ee;
  border-radius: 7px;
}

.curriculum-step__summary {
  display: grid;
  min-height: 64px;
  grid-template-columns: 32px minmax(0, 1fr) auto;
  align-items: center;
  gap: 11px;
  padding: 10px 11px;
  cursor: pointer;
  list-style: none;
}

.curriculum-step__summary::-webkit-details-marker {
  display: none;
}

.curriculum-step__summary:hover,
.curriculum-step[open] > .curriculum-step__summary {
  background: #f1f5fa;
}

.curriculum-step.is-current-step > .curriculum-step__summary {
  background: var(--blue-soft);
}

.curriculum-step__state,
.curriculum-lesson__state {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  border-radius: 50%;
  font-weight: 800;
}

.curriculum-step__state {
  width: 31px;
  height: 31px;
  color: var(--blue-dark);
  background: var(--blue-soft);
  font-size: 0.74rem;
}

.curriculum-step.is-step-complete .curriculum-step__state {
  color: #fff;
  background: var(--green);
}

.curriculum-step__copy {
  display: grid;
  min-width: 0;
  gap: 2px;
}

.curriculum-step__copy small {
  color: var(--blue-dark);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.03em;
}

.curriculum-step__copy strong {
  font-size: 0.78rem;
  line-height: 1.45;
}

.curriculum-step__count {
  color: var(--muted);
  font-size: 0.68rem;
  font-weight: 750;
}

.curriculum-lessons {
  display: grid;
  gap: 5px;
  margin: 0;
  padding: 4px 8px 9px;
  list-style: none;
}

.curriculum-lesson {
  display: grid;
  min-height: 58px;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  color: var(--ink);
  border-radius: 7px;
  text-decoration: none;
}

.curriculum-lesson:hover {
  color: var(--ink);
  background: var(--blue-soft);
}

.curriculum-lesson.is-current {
  color: #fff;
  background: var(--blue-dark);
}

.curriculum-lesson.is-current:hover {
  color: #fff;
  background: var(--blue-dark);
}

.curriculum-lesson__state {
  width: auto;
  min-width: 30px;
  height: 26px;
  padding: 0 5px;
  color: var(--muted);
  background: var(--surface-soft);
  border-radius: 999px;
  font-size: 0.66rem;
}

.curriculum-lesson.is-completed .curriculum-lesson__state {
  color: #fff;
  background: var(--green);
}

.curriculum-lesson.is-current:not(.is-completed) .curriculum-lesson__state {
  color: var(--blue-dark);
  background: #fff;
}

.curriculum-lesson__copy {
  display: grid;
  min-width: 0;
  gap: 2px;
}

.curriculum-lesson__copy strong {
  font-size: 0.76rem;
  line-height: 1.42;
}

.curriculum-lesson__copy small {
  color: var(--muted);
  font-size: 0.64rem;
}

.curriculum-lesson.is-current .curriculum-lesson__copy small {
  color: rgb(255 255 255 / 78%);
}

/* 返信が来たレッスンの印（2026-08-26）。未読は色を濃くして目立たせる */
.curriculum-lesson__reply {
  justify-self: start;
  margin-top: 3px;
  padding: 2px 9px;
  color: var(--green);
  background: var(--green-soft);
  border-radius: 999px;
  font-size: 0.66rem;
  font-weight: 600;
}

.curriculum-lesson__reply.is-unread {
  color: #fff;
  background: var(--green);
}

.curriculum-lesson.is-current .curriculum-lesson__reply {
  color: var(--blue-dark);
  background: #fff;
}

.curriculum-lesson.is-current .curriculum-lesson__reply.is-unread {
  color: var(--green-dark);
  background: #fff;
}

.article-page.is-course-page .article-navigation.is-course-navigation {
  position: fixed;
  z-index: 1200;
  right: 0;
  bottom: 0;
  left: 0;
  min-height: var(--course-actions-height);
  margin: 0;
  padding: 8px clamp(20px, 3vw, 42px);
  background: rgb(255 255 255 / 98%);
  border: 0;
  border-radius: 0;
  box-shadow: 0 -1px 0 var(--line), 0 -8px 24px rgb(23 32 51 / 6%);
}

.article-page.is-course-page .article-navigation__link--previous {
  padding: 7px 0;
}

.article-page.is-course-page .article-navigation.is-course-navigation .article-navigation__link--next {
  min-width: 0;
  padding: 10px 18px;
}

.article-page.is-course-page .article-navigation.is-course-navigation .article-navigation__link--next span {
  font-size: 0.76rem;
  font-weight: 750;
}

.article-page.is-course-page .article-navigation.is-course-navigation .article-navigation__link--next strong {
  font-size: 0.82rem;
}

.lesson-article__header {
  margin-bottom: 2rem;
}

.lesson-article__eyebrow {
  color: var(--blue-dark);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.08em;
}

.lesson-article__lead {
  color: var(--muted);
  font-size: 1.02rem;
}

.lesson-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  margin: 1.4rem 0 0;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.lesson-meta div {
  display: grid;
  gap: 3px;
  padding: 13px;
  background: var(--surface-soft);
}

.lesson-meta dt {
  color: var(--muted);
  font-size: 0.68rem;
}

.lesson-meta dd {
  color: var(--ink);
  font-size: 0.79rem;
  font-weight: 700;
}

.lesson-callout,
.lesson-worksheet {
  margin: 1.2rem 0;
  padding: 18px;
  background: var(--blue-soft);
  border-radius: 8px;
}

.lesson-callout--primary {
  background: var(--blue-soft);
}

.lesson-callout--safe,
.lesson-callout--success,
.lesson-worksheet {
  background: var(--green-soft);
}

.lesson-callout--warning {
  color: #665538;
  background: var(--amber-soft);
}

.lesson-stack {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 1.2rem 0;
}

.lesson-card {
  padding: 17px;
  background: var(--surface-soft);
  border-radius: 8px;
}

.lesson-card h3 {
  margin-top: 0;
}

.lesson-card p {
  margin-bottom: 0;
  font-size: 0.85rem;
}

.lesson-steps {
  counter-reset: lesson-step;
  display: grid;
  gap: 10px;
  padding: 0;
  list-style: none;
}

.lesson-steps > li {
  counter-increment: lesson-step;
  position: relative;
  min-height: 58px;
  padding: 13px 15px 13px 54px;
  background: var(--surface-soft);
  border-radius: 8px;
}

.lesson-steps > li::before {
  content: counter(lesson-step);
  position: absolute;
  top: 14px;
  left: 15px;
  display: inline-flex;
  width: 27px;
  height: 27px;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--blue);
  border-radius: 50%;
  font-size: 0.72rem;
  font-weight: 800;
}

.lesson-steps h3 {
  margin: 0 0 3px;
  font-size: 0.92rem;
}

.lesson-steps p {
  margin: 0;
  font-size: 0.84rem;
}

.lesson-checklist {
  display: grid;
  gap: 8px;
  padding: 18px;
  background: var(--green-soft);
  border-radius: 8px;
  list-style: none;
}

.lesson-checklist li {
  margin: 0;
}

.lesson-next {
  margin-top: 2.2rem;
  padding: 21px;
  background: var(--blue-soft);
  border-radius: 8px;
}

.lesson-next h2 {
  margin-top: 0;
}

.lesson-next__link {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  margin-top: 7px;
  padding: 8px 13px;
  background: #fff;
  border: 1px solid #aabce0;
  border-radius: 6px;
  font-weight: 750;
  text-decoration: none;
}

.home-guidelines {
  display: grid;
  gap: 10px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}

.home-guidelines li {
  position: relative;
  padding: 11px 12px 11px 42px;
  color: #334055;
  background: var(--surface-soft);
  border-radius: 7px;
  font-size: 0.82rem;
}

.home-guidelines li::before {
  content: "✓";
  position: absolute;
  top: 10px;
  left: 13px;
  display: inline-flex;
  width: 22px;
  height: 22px;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--green);
  border-radius: 50%;
  font-size: 0.72rem;
  font-weight: 850;
}

/* 旧記事を資料室で開いた場合も、元CSSなしで崩れない共通部品 */
.article-body svg:not([width]):not([height]),
.article-body .takeaway-check svg {
  width: 14px;
  height: 14px;
  max-width: 14px;
  flex: 0 0 14px;
}

.article-body .takeaway-box {
  margin: 1.6rem 0;
  padding: 20px;
  background: var(--green-soft);
  border-radius: 9px;
}

.article-body .takeaway-header,
.article-body .compare-header,
.article-body .code-block-header {
  display: flex;
  align-items: center;
  gap: 10px;
}

.article-body .takeaway-header h3,
.article-body .compare-header h3 {
  margin: 0;
}

.article-body .takeaway-list,
.article-body .compare-list {
  display: grid;
  gap: 9px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

/* 本文がspanで包まれていない旧教材でも壊れないよう、
   アイコンと本文の組が揃っている場合だけ2列にする（callout・tl-stepと同じ防御） */
.article-body .takeaway-list li {
  display: block;
  margin: 0;
}

.article-body .takeaway-list li:has(> .takeaway-check):has(> *:not(.takeaway-check)) {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  align-items: start;
  gap: 8px;
}

.article-body .takeaway-list li > .takeaway-check {
  grid-column: 1;
}

.article-body .takeaway-list li > *:not(.takeaway-check) {
  grid-column: 2;
  min-width: 0;
}

.article-body .takeaway-check {
  display: inline-flex;
  width: 22px;
  height: 22px;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--green);
  border-radius: 50%;
}

.article-body .takeaway-check svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.article-body .callout,
.article-body .pull-quote,
.article-body .feature-card,
.article-body .feat-card,
.article-body .reason-card,
.article-body .mindset-card {
  margin: 1.2rem 0;
  padding: 17px 18px;
  background: var(--blue-soft);
  border-radius: 8px;
}

.article-body .callout {
  display: block;
  min-width: 0;
  align-items: flex-start;
  gap: 12px;
}

/*
 * 旧教材には、本文ラッパーを持たずテキストを直書きした callout がある。
 * その状態で2列化すると裸テキストがアイコン列へ入るため、明示的な
 * icon + body の組だけを2列にする。
 */
.article-body .callout:has(> .callout-icon):has(> .callout-body),
.article-body .callout:has(> .call-icon):has(> .call-body) {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  align-items: start;
  gap: 12px;
}

.article-body .callout:has(> .callout-icon):has(> .callout-body) > .callout-icon,
.article-body .callout:has(> .call-icon):has(> .call-body) > .call-icon {
  grid-column: 1;
}

.article-body .callout:has(> .callout-icon):has(> .callout-body) > .callout-body,
.article-body .callout:has(> .call-icon):has(> .call-body) > .call-body {
  min-width: 0;
  grid-column: 2;
}

/* 2026-08-26: 警告・禁止は薄い琥珀では読み飛ばされるため赤面にする
   （会員から「グレーの！より赤字！が目を引く」「薄い色は読み飛ばす」との指摘）。
   黄色系（.warn / .callout-warn / .callout-yellow）は補足扱いのまま据え置く。 */
.article-body .callout:is(.warning, .danger),
.article-body .bad {
  background: var(--red-soft);
}

.article-body .callout:is(.warning, .danger) :is(.call-title, .callout-title) {
  color: var(--red);
  font-weight: 800;
}

.article-body .callout:is(.warning, .danger) :is(.call-icon, .callout-icon) {
  color: #fff;
  background: var(--red);
  font-weight: 800;
}

.article-body .callout:is(.warn, .callout-warn, .callout-yellow) {
  background: var(--amber-soft);
}

.article-body .callout:is(.tip, .success, .callout-tip, .callout-green),
.article-body .good {
  background: var(--green-soft);
}

.article-body .callout:is(.info, .callout-blue, .callout-info) {
  background: var(--blue-soft);
}

.article-body .callout-icon,
.article-body .call-icon,
.article-body .feat-icon,
.article-body .feature-icon,
.article-body .feature-card-icon,
.article-body .feat-card-icon,
.article-body .feat-emoji,
.article-body .reason-icon,
.article-body .mindset-num {
  display: inline-flex;
  min-width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  background: rgb(255 255 255 / 72%);
  border-radius: 7px;
}

.article-body .callout-title,
.article-body .call-title,
.article-body .feat-title,
.article-body .feature-card-title,
.article-body .code-block-label {
  color: var(--ink);
  font-weight: 800;
}

.article-body .pull-quote p {
  margin: 0;
  color: var(--ink);
  font-size: 1.03rem;
  font-weight: 700;
}

.article-body .compare-grid,
.article-body .reason-grid,
.article-body .mindset-grid,
.article-body .feature-grid,
.article-body .folder-role-grid,
.article-body .desktop-compare-wrapper {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 1.4rem 0;
}

.article-body .compare-card,
.article-body .folder-role-card {
  padding: 17px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.article-body .compare-result {
  color: var(--muted);
  font-size: 0.88em;
}

.article-body .feature-card,
.article-body .feat-card,
.article-body .reason-card,
.article-body .mindset-card {
  display: block;
  gap: 13px;
}

.article-body .feature-card:has(> .feat-body) {
  display: flex;
  align-items: flex-start;
}

.article-body .feat-body {
  min-width: 0;
  flex: 1;
}

.article-body .feat-title {
  margin-top: 0;
}

.article-body .feat-desc:last-child {
  margin-bottom: 0;
}

.article-body .code-block {
  max-width: 100%;
  overflow: hidden;
  margin: 1.1rem 0;
  background: #202a38;
  border-radius: 8px;
}

.article-body .code-block-header {
  min-height: 44px;
  justify-content: space-between;
  padding: 8px 10px 8px 15px;
  color: #eaf0f7;
  background: #2d3949;
}

.article-body .code-block-label {
  color: inherit;
  font-size: 0.82rem;
}

.article-body .code-block pre {
  margin: 0;
  border-radius: 0;
}

.article-body .copy-btn {
  min-height: 34px;
  padding: 5px 10px;
  color: #fff;
  background: #45566c;
  border: 1px solid #718198;
  border-radius: 5px;
  font-size: 0.74rem;
  font-weight: 750;
}

.article-body .faq-list {
  display: grid;
  gap: 9px;
  margin: 1.3rem 0;
}

.article-body .faq-item {
  overflow: hidden;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.article-body .faq-question {
  display: flex;
  width: 100%;
  min-height: 48px;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 15px;
  color: var(--ink);
  background: transparent;
  border: 0;
  font-weight: 750;
  text-align: left;
}

.article-body .faq-question[aria-expanded="true"] {
  background: var(--blue-soft);
}

.article-body .faq-answer {
  padding: 14px 15px;
  background: #fff;
}

.article-body .faq-answer > *:last-child {
  margin-bottom: 0;
}

.article-body .step-timeline,
.article-body .timeline {
  display: grid;
  gap: 10px;
  margin: 1.4rem 0;
}

.article-body .tl-step {
  display: block;
  min-width: 0;
  gap: 11px;
  padding: 13px;
  background: var(--surface-soft);
  border-radius: 8px;
}

.article-body .tl-step:has(> :is(.tl-dot, .step-num)):has(> :is(.tl-content, .tl-body, .step-content)) {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  align-items: start;
}

.article-body .tl-step:has(> :is(.tl-dot, .step-num)):has(> :is(.tl-content, .tl-body, .step-content)) > :is(.tl-dot, .step-num) {
  grid-column: 1;
}

.article-body .tl-step:has(> :is(.tl-dot, .step-num)):has(> :is(.tl-content, .tl-body, .step-content)) > :is(.tl-content, .tl-body, .step-content) {
  min-width: 0;
  grid-column: 2;
}

.article-body .tl-dot,
.article-body .step-num {
  display: inline-flex;
  width: 27px;
  height: 27px;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--blue);
  border-radius: 50%;
  font-size: 0.72rem;
  font-weight: 800;
}

.article-body .desktop-frame {
  overflow: hidden;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.article-body .desktop-titlebar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 9px 12px;
  background: #e5e9ee;
}

.article-body .desktop-titlebar .dot {
  width: 10px;
  height: 10px;
  background: var(--faint);
  border-radius: 50%;
}

.article-body .desktop-titlebar .dtitle {
  margin-left: 5px;
  color: var(--muted);
  font-size: 0.76rem;
}

.article-body .desktop-body,
.article-body .folder-role-body {
  padding: 16px;
}

.article-body .desktop-grid,
.article-body .folder-list,
.article-body .file-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.article-body .desktop-icon,
.article-body .folder-item,
.article-body .file-item,
.article-body .file-list-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 10px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 7px;
}

.article-body .desktop-icon {
  width: 82px;
  flex-direction: column;
  text-align: center;
}

.article-body .desktop-icon span,
.article-body .folder-desc {
  color: var(--muted);
  font-size: 0.72rem;
}

.article-body .btn,
.article-body .btn-primary,
.article-body .btn-secondary {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  color: var(--blue-dark);
  background: #fff;
  border: 1px solid #9db3db;
  border-radius: 6px;
  font-weight: 750;
  text-decoration: none;
}

@media (max-width: 680px) {
  .article-body .compare-grid,
  .article-body .reason-grid,
  .article-body .mindset-grid,
  .article-body .feature-grid,
  .article-body .folder-role-grid,
  .article-body .desktop-compare-wrapper {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1180px) {
  :root {
    --sidebar: 250px;
  }

  .site-header__inner {
    gap: 16px;
    padding-inline: 20px;
  }

  .brand__copy small,
  .local-badge {
    display: none;
  }

  .main-content {
    padding-inline: 26px;
  }

  .article-page.is-course-page .main-content {
    padding-inline: 0;
  }

  .article-page.is-course-page .course-workspace {
    grid-template-columns: minmax(0, 1fr) 330px;
  }

  .article-page.is-course-page .course-lesson-pane {
    padding-inline: 28px;
  }

  .purpose-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .library-toolbar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  :root {
    --header: 64px;
  }

  .site-header__inner {
    padding-inline: 14px;
  }

  .mobile-menu-button {
    display: inline-flex;
  }

  .brand__copy strong {
    font-size: 0.86rem;
  }

  .header-search,
  .header-actions {
    display: none;
  }

  .app-layout {
    display: block;
  }

  .sidebar {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 2000;
    width: min(340px, 88vw);
    height: 100vh;
    transform: translateX(-102%);
    transition: transform 180ms ease;
  }

  .sidebar.is-open {
    transform: translateX(0);
  }

  .sidebar__mobile-head {
    display: flex;
    min-height: 64px;
    align-items: center;
    justify-content: space-between;
    padding: 10px 18px;
    border-bottom: 1px solid var(--line);
  }

  .sidebar-overlay {
    position: fixed;
    z-index: 1500;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    padding: 0;
    background: rgb(23 32 51 / 42%);
    border: 0;
  }

  .main-content {
    padding-inline: 20px;
  }

  .article-page.is-course-page .main-content {
    padding-inline: 0;
  }

  .article-page.is-course-page .course-workspace {
    display: block;
  }

  .article-page.is-course-page .course-lesson-pane {
    padding: 20px 20px calc(var(--course-actions-height) + 42px);
  }

  .header-course-progress {
    margin-left: auto;
  }

  .view {
    padding-top: 34px;
  }

  .next-panel__body {
    grid-template-columns: 54px minmax(0, 1fr);
  }

  .next-panel__body .primary-button {
    grid-column: 2;
    justify-self: start;
  }

  .entrance-grid,
  .home-columns {
    grid-template-columns: 1fr;
  }

  .entrance-card {
    min-height: 210px;
  }

  .roadmap-overview {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .roadmap-detail {
    padding-left: 24px;
  }

  .article-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  body {
    font-size: 15px;
  }

  .brand__mark {
    width: 38px;
    height: 38px;
  }

  .main-content {
    padding-inline: 15px;
  }

  .article-page.is-course-page .main-content {
    padding-inline: 0;
  }

  .article-page.is-course-page .course-lesson-pane {
    padding: 15px 15px calc(var(--course-actions-height) + 30px);
  }

  .view {
    padding: 26px 0 54px;
  }

  .page-head,
  .section-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }

  .section-head > p {
    text-align: left;
  }

  .home-head {
    margin-bottom: 18px;
  }

  .data-summary,
  .roadmap-score,
  .library-total {
    align-self: stretch;
  }

  .data-summary span {
    flex: 1;
  }

  .preview-notice {
    font-size: 0.8rem;
  }

  .next-panel__body {
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 13px;
    padding: 20px 17px;
  }

  .next-panel__number {
    width: 42px;
    height: 42px;
    font-size: 1rem;
  }

  .next-panel__body .primary-button {
    grid-column: 1 / -1;
    width: 100%;
  }

  .next-panel__progress {
    padding-inline: 17px;
  }

  .entrance-grid,
  .article-grid,
  .purpose-grid,
  .help-grid,
  .help-articles {
    grid-template-columns: 1fr;
  }

  .entrance-card {
    min-height: 190px;
  }

  .article-card {
    min-height: 170px;
  }

  .content-section--compact {
    padding: 19px;
  }

  .roadmap-overview {
    grid-template-columns: 1fr 1fr;
  }

  .article-review-plan {
    grid-template-columns: 1fr;
  }

  .roadmap-toggle {
    min-height: 92px;
    grid-template-columns: 42px minmax(0, 1fr) auto;
    gap: 12px;
    padding: 16px;
  }

  .roadmap-number {
    width: 40px;
    height: 40px;
  }

  .roadmap-toggle__copy span {
    display: none;
  }

  .roadmap-detail {
    padding: 0 16px 18px;
  }

  .roadmap-detail__columns {
    grid-template-columns: 1fr;
  }

  .library-toolbar {
    grid-template-columns: 1fr;
  }

  .active-filter-row {
    align-items: flex-start;
    flex-direction: column;
    gap: 0;
    padding: 10px 0;
  }

  .article-row {
    grid-template-columns: minmax(0, 1fr) 22px;
    gap: 10px;
    padding: 16px;
  }

  .article-row__side {
    display: none;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .article-shell {
    width: 100%;
    max-width: 100%;
    padding-top: 20px;
  }

  .article-main,
  .article-frame,
  .article-header,
  .article-body,
  .article-body section,
  .course-context,
  .lesson-meta {
    min-width: 0;
    max-width: 100%;
  }

  .breadcrumb {
    flex-wrap: nowrap;
    overflow: hidden;
  }

  .breadcrumb li {
    min-width: 0;
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .breadcrumb li:last-child {
    overflow: hidden;
    flex: 1;
    text-overflow: ellipsis;
  }

  /* 末尾の記事名は span に入るため、li だけの省略指定では効かない */
  .breadcrumb li:last-child > span {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .course-context__progress span {
    max-width: 42%;
    white-space: normal;
    text-align: right;
  }

  .article-hero,
  .article-body {
    padding: 21px 18px;
  }

  .article-facts {
    grid-template-columns: 1fr 1fr;
  }

  .article-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .article-navigation__link {
    max-width: 100%;
  }

  .article-navigation__link--next {
    margin-left: 0;
    text-align: left;
  }

  .article-page.is-course-page .article-navigation.is-course-navigation {
    flex-direction: row;
    padding: 8px 12px;
  }

  .article-page.is-course-page .article-navigation__link--previous {
    max-width: 34%;
  }

  .article-page.is-course-page .article-navigation__link--previous strong,
  .article-page.is-course-page .article-navigation.is-course-navigation .article-navigation__link--next strong {
    display: none;
  }

  .article-page.is-course-page .article-navigation.is-course-navigation .article-navigation__link--next {
    width: auto;
    min-width: 0;
    flex: 1;
    justify-content: center;
    text-align: center;
  }

  .lesson-meta,
  .lesson-stack {
    grid-template-columns: 1fr;
  }

  .article-error__actions {
    align-items: stretch;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

/* 2026-07 複数商品ポータル／PC集中学習レイアウト */
.app-layout {
  display: block;
}

.mobile-menu-button,
.portal-menu-trigger {
  display: inline-flex;
}

.portal-menu-trigger {
  width: auto;
  min-width: 102px;
  gap: 8px;
  padding: 0 12px;
  color: var(--ink);
  background: var(--surface-soft);
  border: 1px solid var(--line);
  font-size: 0.8rem;
  font-weight: 750;
}

.portal-menu-trigger:hover {
  background: var(--blue-soft);
  border-color: #a6bce2;
}

.sidebar,
.article-sidebar-drawer {
  position: fixed;
  z-index: 2100;
  top: 0;
  left: 0;
  width: 340px;
  height: 100vh;
  transform: translateX(-102%);
  transition: transform 180ms ease;
  box-shadow: 18px 0 44px rgb(23 32 51 / 14%);
}

.sidebar.is-open,
.article-sidebar-drawer.is-open {
  transform: translateX(0);
}

.sidebar__mobile-head,
.article-drawer__head {
  display: flex;
  min-height: var(--header);
  align-items: center;
  justify-content: space-between;
  padding: 10px 18px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

.sidebar-overlay,
.course-curriculum-overlay {
  position: fixed;
  z-index: 2000;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  padding: 0;
  background: rgb(23 32 51 / 36%);
  border: 0;
}

.sidebar-overlay[hidden],
.course-curriculum-overlay[hidden] {
  display: none !important;
}

.main-content {
  padding-inline: clamp(28px, 4vw, 64px);
}

.product-context {
  display: flex;
  width: min(100%, var(--content));
  min-height: 58px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-inline: auto;
  padding: 14px 0 0;
}

.product-context__trail {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 0.8rem;
}

.product-context__trail strong {
  color: var(--ink);
}

.product-context__back {
  padding: 4px 0;
  color: var(--blue-dark);
  background: transparent;
  border: 0;
  font-size: 0.8rem;
  font-weight: 750;
}

.product-context__status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 9px;
  color: var(--green-dark);
  background: var(--green-soft);
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 750;
}

.portal-summary {
  display: flex;
  flex: 0 0 auto;
  gap: 1px;
  overflow: hidden;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.portal-summary__item {
  display: grid;
  min-width: 132px;
  justify-items: center;
  padding: 12px 16px;
  color: var(--muted);
  background: #fff;
  font-size: 0.7rem;
}

.portal-summary__item strong {
  color: var(--ink);
  font-size: 1.25rem;
  line-height: 1.2;
}

.access-preview {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  margin-bottom: 34px;
  padding: 17px 20px;
  color: #31425b;
  background: var(--blue-soft);
  border-radius: var(--radius);
  font-size: 0.8rem;
}

.access-preview > div:first-child {
  display: grid;
  gap: 2px;
}

.access-preview > div:first-child span {
  color: var(--muted);
}

.access-preview__flow {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 8px;
  color: var(--blue-dark);
  font-size: 0.72rem;
  font-weight: 750;
  white-space: nowrap;
}

.access-preview__flow span:nth-child(odd) {
  padding: 6px 9px;
  background: rgb(255 255 255 / 78%);
  border-radius: 6px;
}

.product-shelf {
  display: grid;
  gap: 16px;
}

.product-card {
  display: grid;
  width: min(100%, 920px);
  gap: 20px;
  padding: clamp(24px, 3vw, 34px);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 28px rgb(31 45 61 / 5%);
}

.product-card--owned {
  border-color: #aabce0;
}

.product-card__head,
.product-card__actions,
.product-card__progress {
  display: flex;
  align-items: center;
}

.product-card__head {
  justify-content: space-between;
  gap: 20px;
}

.product-card__mark {
  display: inline-flex;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--blue-dark);
  border-radius: 9px;
  font-size: 0.9rem;
  font-weight: 850;
}

.product-card__status {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 9px;
  color: var(--green-dark);
  background: var(--green-soft);
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 750;
}

.product-card__copy {
  max-width: 680px;
}

.product-card__copy h3 {
  margin-bottom: 8px;
  font-size: clamp(1.35rem, 2.2vw, 1.8rem);
}

.product-card__copy p:last-child {
  margin-bottom: 0;
  color: var(--muted);
}

.product-card__meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 220px));
  gap: 1px;
  overflow: hidden;
  margin: 0;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.product-card__meta div {
  padding: 11px 13px;
  background: #fafbfc;
}

.product-card__meta dt {
  color: var(--muted);
  font-size: 0.66rem;
}

.product-card__meta dd {
  margin: 2px 0 0;
  font-size: 0.82rem;
  font-weight: 750;
}

.product-card__progress progress {
  width: min(100%, 440px);
  height: 9px;
  overflow: hidden;
  appearance: none;
  background: var(--surface-soft);
  border: 0;
  border-radius: 999px;
}

.product-card__actions {
  gap: 20px;
}

.product-card button:disabled {
  cursor: not-allowed;
  opacity: 0.68;
}

/* マイ教材：カテゴリごとに大きな教材カードを並べる */
#view-my-learning .my-learning-head {
  align-items: flex-start;
  margin-bottom: 42px;
}

#view-my-learning .my-learning-head h1 {
  margin-bottom: 8px;
  font-size: clamp(2rem, 3.2vw, 2.75rem);
}

#view-my-learning .learning-catalog {
  margin-top: 0;
}

.learning-catalog__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}

.learning-catalog__head h2 {
  margin-bottom: 0;
  font-size: clamp(1.55rem, 2.4vw, 2rem);
}

.learning-catalog__head p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 0.84rem;
}

#view-my-learning .product-shelf {
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  grid-auto-rows: 1fr;
  align-items: stretch;
  gap: 20px;
}

#view-my-learning .product-card {
  display: grid;
  height: 100%;
  width: 100%;
  min-width: 0;
  grid-template-rows: 190px minmax(150px, 1fr) auto auto;
  gap: 15px;
  overflow: hidden;
  padding: 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 5px 20px rgb(31 45 61 / 8%);
}

#view-my-learning .product-card--owned {
  border-color: #b7c6df;
}

.product-card__cover {
  position: relative;
  display: flex;
  height: 190px;
  min-height: 190px;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  padding: 21px 22px;
  border-bottom: 1px solid var(--line);
  isolation: isolate;
}

.product-card__cover-art {
  position: absolute;
  z-index: 0;
  right: 14px;
  bottom: 12px;
  width: 54px;
  height: 54px;
  object-fit: contain;
  pointer-events: none;
}

.product-card__cover > :not(.product-card__cover-art) {
  position: relative;
  z-index: 1;
}

.product-card__cover--clone {
  color: #fff;
  background: #214f9b;
}

.product-card__cover-label {
  margin-bottom: 14px;
  font-size: 0.62rem;
  font-weight: 850;
  letter-spacing: 0.16em;
}

.product-card__cover--clone .product-card__cover-label {
  color: #dbe7fb;
}

.product-card__cover strong {
  display: grid;
  color: inherit;
  font-size: clamp(1.5rem, 2vw, 2.05rem);
  font-weight: 850;
  line-height: 1.12;
  letter-spacing: -0.035em;
}

.product-card__cover-kicker {
  margin-bottom: 8px;
  font-size: 0.42em;
  font-weight: 750;
  letter-spacing: 0.04em;
}

.product-card__cover-title {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.product-card__cover small {
  margin-top: 12px;
  color: inherit;
  font-size: 0.7rem;
  font-weight: 650;
  opacity: 0.86;
}

#view-my-learning .product-card__copy {
  min-height: 0;
  max-width: none;
  padding: 0 18px;
}

.product-card__title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

#view-my-learning .product-card__copy h3 {
  margin-bottom: 8px;
  font-size: 1rem;
}

#view-my-learning .product-card__copy p:last-child {
  display: -webkit-box;
  overflow: hidden;
  font-size: 0.76rem;
  line-height: 1.62;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

#view-my-learning .product-card__status {
  flex: 0 0 auto;
  margin-top: 1px;
  padding: 4px 7px;
  font-size: 0.6rem;
}

#view-my-learning .product-card__progress {
  display: block;
  padding: 0 18px;
}

.product-card__progress-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.67rem;
}

.product-card__progress-meta strong {
  color: var(--ink);
  font-size: 0.67rem;
}

#view-my-learning .product-card__progress progress {
  display: block;
  width: 100%;
  height: 9px;
}

#view-my-learning .product-card__progress--locked progress::-webkit-progress-bar {
  background: #e7eaee;
}

#view-my-learning .product-card__actions {
  justify-content: space-between;
  gap: 12px;
  padding: 0 18px 18px;
}

#view-my-learning .product-card__actions .primary-button,
#view-my-learning .product-card__actions .secondary-button {
  min-width: 104px;
  min-height: 42px;
  padding-inline: 14px;
  font-size: 0.73rem;
}

.product-card__completion {
  color: var(--muted);
  font-size: 0.7rem;
  white-space: nowrap;
}

.product-card__completion strong {
  color: var(--ink);
  font-size: 0.86rem;
}

.learning-catalog__note {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 0.75rem;
}

.entrance-grid {
  grid-template-columns: 1fr;
}

.entrance-card {
  min-height: 0;
  padding: 22px 24px;
}

.entrance-card__icon {
  margin-bottom: 12px;
}

.entrance-card .card-link {
  margin-top: 12px;
  padding-top: 0;
}

/* 教材画面：本文を中央に置き、左右は必要時だけ開く */
.article-focus-layout .app-layout,
.article-page.is-course-page .app-layout,
.article-page.is-course-page .course-workspace {
  display: block;
}

.article-learning-header .site-header__inner {
  gap: 14px;
}

/* 本文の文字サイズステッパー（A−/A＋・5段階） */
.font-size-stepper {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 5px;
}

.font-size-stepper__button {
  min-width: 38px;
  min-height: 32px;
  padding: 2px 9px;
  font-size: 0.74rem;
}

.font-size-stepper__button:disabled {
  cursor: default;
  opacity: 0.38;
}

.font-size-stepper__button:disabled:hover {
  background: #fff;
  border-color: var(--line);
}

.article-drawer-trigger {
  display: inline-flex;
  width: auto;
  min-width: 124px;
  gap: 8px;
  padding: 0 12px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  font-size: 0.78rem;
  font-weight: 750;
}

.article-header-link {
  flex: 0 0 auto;
  color: var(--blue-dark);
  font-size: 0.78rem;
  font-weight: 750;
  text-decoration: none;
}

.article-product-link {
  padding-left: 14px;
}

.article-learning-header .header-course-progress {
  margin-left: auto;
}

.article-page.is-course-page .sidebar,
.article-page.is-course-page .sidebar-overlay {
  display: block;
}

.article-page.is-course-page .sidebar-overlay[hidden] {
  display: none !important;
}

.article-page.is-course-page .main-content,
.article-focus-layout .main-content {
  padding-inline: 0;
}

.article-page.is-course-page .course-lesson-pane {
  padding: 28px clamp(34px, 5vw, 72px) calc(var(--course-actions-height) + 58px);
}

.article-page.is-course-page .course-lesson-inner {
  width: min(100%, 920px);
  margin-inline: auto;
}

.course-curriculum-drawer,
.article-page.is-course-page .course-curriculum-drawer {
  position: fixed;
  z-index: 900;
  top: var(--header);
  right: 0;
  width: var(--course-sidebar-width, 300px);
  max-width: none;
  height: calc(100vh - var(--header));
  padding-bottom: 0;
  transform: translateX(102%);
  transition: transform 180ms ease;
  box-shadow: -1px 0 0 var(--line), -12px 0 26px rgb(23 32 51 / 7%);
}

.course-curriculum-drawer.is-open,
.article-page.is-course-page .course-curriculum-drawer.is-open {
  transform: translateX(0);
}

.course-curriculum__title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}

.course-curriculum__close,
.article-drawer-close {
  flex: 0 0 auto;
  color: var(--ink);
  background: var(--surface-soft);
}

.article-page.is-course-page {
  --course-sidebar-width: clamp(280px, 22vw, 300px);
}

.article-page.is-course-page .article-main,
.article-page.is-course-page .article-navigation.is-course-navigation {
  transition: margin-right 180ms ease, right 180ms ease;
}

.article-page.is-course-page.is-curriculum-open .article-main {
  margin-right: var(--course-sidebar-width);
}

.article-page.is-course-page.is-curriculum-open .article-navigation.is-course-navigation {
  right: var(--course-sidebar-width);
}

.article-page.is-course-page .article-curriculum-trigger {
  position: fixed;
  z-index: 950;
  top: calc(var(--header) + 18px);
  right: 0;
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  color: #fff;
  background: var(--blue-dark);
  border: 0;
  border-radius: 8px 0 0 8px;
  box-shadow: 0 8px 20px rgb(23 32 51 / 14%);
  font-size: 0.78rem;
  font-weight: 750;
  opacity: 1;
  transform: translateX(0);
  transition: opacity 140ms ease, transform 180ms ease;
}

.article-page.is-course-page .article-curriculum-trigger::before {
  content: "☷";
  font-size: 1rem;
  line-height: 1;
}

.article-page.is-course-page.is-curriculum-open .article-curriculum-trigger {
  opacity: 0;
  pointer-events: none;
  transform: translateX(102%);
}

.article-page.is-course-page .course-curriculum-overlay {
  display: none !important;
}

.article-page.is-course-page .article-navigation.is-course-navigation {
  padding-inline: max(32px, calc((100vw - 920px) / 2));
}

/* 教材ヘッダーは要素が多く、狭幅では横幅を超えてページ全体に横スクロールを作る。
   本文を読むのに必須でないものから順に落とし、ブランド名は省略記号で詰める。 */
@media (max-width: 680px) {
  .article-learning-header .site-header__inner {
    gap: 8px;
    padding-inline: 12px;
  }

  .article-learning-header .article-help-link,
  .article-learning-header .header-course-progress {
    display: none;
  }

  .article-learning-header .article-product-link {
    min-width: 0;
    flex: 0 1 auto;
    padding-left: 0;
  }

  .article-learning-header .brand__copy {
    min-width: 0;
  }

  .article-learning-header .brand__copy strong {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .article-learning-header .article-menu-trigger {
    margin-left: auto;
  }
}

/* 狭幅ではコース一覧を右サイドバーとして常設しない。
   ドロワーは 900px 以下で display:none になるため、
   本文と固定ナビの右寄せ（margin-right / right）も同時に打ち消す。
   打ち消さないと本文幅が画面幅からサイドバー幅ぶん引かれ、
   375px では本文が数十pxまで潰れて文字が1文字ずつ縦折れする。 */
@media (max-width: 900px) {
  .article-page.is-course-page.is-curriculum-open .article-main {
    margin-right: 0;
  }

  .article-page.is-course-page.is-curriculum-open .article-navigation.is-course-navigation {
    right: 0;
  }

  /* ドロワーが隠れている幅では、開いた状態でも一覧トリガーを押せる状態に戻す */
  .article-page.is-course-page.is-curriculum-open .article-curriculum-trigger {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(0);
  }

  /* 本文の上に浮くボタンなので、狭幅ではアイコンだけにしてパンくずへの被りを減らす */
  .article-page.is-course-page .article-curriculum-trigger {
    width: 44px;
    min-height: 44px;
    justify-content: center;
    padding: 0;
    font-size: 0;
  }

  .article-page.is-course-page .article-curriculum-trigger::before {
    font-size: 1.05rem;
  }

  /* コース一覧は右カラム常設ではなく、本文の上に重ねるドロワーとして開く */
  .article-page.is-course-page .course-curriculum-drawer {
    z-index: 2100;
    width: min(340px, 88vw);
    transform: translateX(102%);
  }

  .article-page.is-course-page .course-curriculum-drawer.is-open {
    transform: translateX(0);
  }

  .article-page.is-course-page .course-curriculum-overlay {
    display: block !important;
  }

  .article-page.is-course-page .course-curriculum-overlay[hidden] {
    display: none !important;
  }

  /* コース外の資料室記事はコース用ペインの余白が当たらず、
     .main-content の padding-inline も 0 にされるため端に密着する。
     教材ページと同じ読み幅になるよう、ペイン側で左右余白を持たせる。 */
  .article-page:not(.is-course-page) .course-lesson-pane {
    padding-inline: 15px;
  }
}

body.is-menu-open {
  overflow: hidden;
}

.portal-menu-trigger:focus-visible,
.article-drawer-trigger:focus-visible,
.article-curriculum-trigger:focus-visible,
.article-header-link:focus-visible,
.product-context__back:focus-visible {
  outline: 3px solid #17458e;
  outline-offset: 3px;
}

@media (max-width: 1400px) {
  .site-header__inner {
    gap: 14px;
    padding-inline: 20px;
  }

  .brand__copy small,
  .local-badge {
    display: none;
  }

  .header-search {
    width: min(360px, 28vw);
  }

  .header-actions {
    gap: 8px;
  }

  .header-actions .quiet-button {
    padding-inline: 14px;
  }
}

@media (max-width: 1180px) {
  .access-preview {
    align-items: flex-start;
    flex-direction: column;
  }

  .article-drawer-trigger__label,
  .article-header-link--courses,
  .article-product-link .brand__copy small {
    display: none;
  }

  .article-drawer-trigger {
    min-width: 44px;
  }
}

/* 全体メニュー：左ドロワーではなく、ヘッダー下に開く中央パネル */
.sidebar,
.article-page.is-course-page .sidebar,
.article-sidebar-drawer {
  position: fixed;
  z-index: 2100;
  top: calc(var(--header) + 12px);
  right: auto;
  bottom: auto;
  left: 50%;
  display: grid;
  width: min(860px, calc(100vw - 48px));
  height: auto;
  max-height: calc(100vh - var(--header) - 36px);
  grid-template-columns: repeat(2, minmax(0, 1fr));
  overflow-y: auto;
  padding: 0;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -12px) scale(0.985);
  transition: opacity 150ms ease, transform 180ms ease;
  box-shadow: 0 24px 60px rgb(23 32 51 / 18%);
}

.sidebar.is-open,
.article-page.is-course-page .sidebar.is-open,
.article-sidebar-drawer.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, 0) scale(1);
}

.sidebar .sidebar__mobile-head,
.article-sidebar-drawer .article-drawer__head,
.sidebar .main-nav {
  grid-column: 1 / -1;
}

.sidebar .sidebar__mobile-head,
.article-sidebar-drawer .article-drawer__head {
  min-height: 58px;
}

.sidebar .main-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  padding: 18px;
}

.sidebar .main-nav .nav-label {
  grid-column: 1 / -1;
  margin: 6px 4px 2px;
}

.sidebar .main-nav .nav-link {
  min-height: 48px;
  margin: 0;
}

.sidebar .sidebar-progress,
.sidebar .sidebar-support {
  min-width: 0;
  margin: 0 18px 18px;
}

.article-sidebar-drawer .sidebar-support {
  grid-column: 1 / -1;
}

.sidebar-overlay,
.article-page.is-course-page .sidebar-overlay {
  background: rgb(23 32 51 / 28%);
}

.portal-menu-trigger,
.article-menu-trigger {
  flex: 0 0 auto;
}

/* 複数商品：教材カバーと共通コース画面 */
.product-card__cover--course-workbook {
  color: #fff;
  background: #2f6658;
}

.product-card__cover--startup-workbook {
  color: #fff;
  background: #5c554c;
}

.product-card__cover--corporate-sales {
  color: #fff;
  background: #34506e;
}

.product-card__cover--confidential-ai {
  color: #fff;
  background: #4a4364;
}

.product-card__cover--free-starter {
  color: #fff;
  background: #5a6f54;
}

.product-card__cover--utage-support {
  color: #fff;
  background: #6b4038;
}

.product-card__cover--utage-support .product-card__cover-label {
  color: rgb(255 255 255 / 78%);
}

.product-card__cover--course-workbook .product-card__cover-label,
.product-card__cover--startup-workbook .product-card__cover-label,
.product-card__cover--corporate-sales .product-card__cover-label,
.product-card__cover--confidential-ai .product-card__cover-label,
.product-card__cover--free-starter .product-card__cover-label {
  color: rgb(255 255 255 / 78%);
}

/* AI共通の引き継ぎ書（ウェビナー登録特典・2026-09-11）: 白・黒・赤の配色。緑は使わない */
.product-card__cover--ai-hikitsugi {
  color: #fff;
  background: #0d0d0d;
}

.product-card__cover--ai-hikitsugi .product-card__cover-label {
  color: #ff4d3a;
}

.product-course-page .course-lesson-inner {
  width: min(100%, 920px);
}

.product-course-page .product-course-hero {
  margin-bottom: 18px;
  background: #fff;
  border: 1px solid var(--line);
}

.product-course-page .product-course-hero .eyebrow {
  margin-bottom: 8px;
}

.product-course-page .product-course-hero p:last-child {
  max-width: 760px;
  margin-bottom: 0;
  color: var(--muted);
}

.product-course-panel {
  margin-bottom: 20px;
  padding: clamp(28px, 4vw, 42px);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 9px;
}

.product-course-panel__head,
.product-course-start {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.product-course-panel__head h2 {
  margin-bottom: 0;
}

.product-access-badge {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  color: var(--green-dark);
  background: var(--green-soft);
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 750;
}

/* 教材購入者向けスポットセッション（コースホームのみ表示） */
.course-spot-session {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  background: var(--surface-soft);
}

.course-spot-session h2 {
  margin-bottom: 8px;
}

.course-spot-session__lead {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.8;
}

.course-spot-session__price {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 14px 0 0;
  color: var(--ink);
}

.course-spot-session__price span {
  font-size: 1.05rem;
  font-weight: 750;
}

.course-spot-session__note {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.7;
}

.course-spot-session .primary-button {
  flex: 0 0 auto;
}

@media (max-width: 720px) {
  .course-spot-session {
    flex-direction: column;
    align-items: stretch;
  }

  .course-spot-session .primary-button {
    text-align: center;
  }
}

.product-course-outcomes {
  display: grid;
  gap: 10px;
  margin: 24px 0;
}

.product-course-outcome {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  align-items: center;
  gap: 14px;
  padding: 15px 17px;
  background: var(--surface-soft);
  border-radius: 8px;
}

.product-course-outcome span {
  display: inline-flex;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  color: var(--blue-dark);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 7px;
  font-size: 0.72rem;
  font-weight: 850;
}

.product-course-outcome strong {
  font-size: 0.92rem;
}

.product-course-start {
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.product-course-start > div {
  display: grid;
  gap: 3px;
}

.product-course-start > div span {
  color: var(--muted);
  font-size: 0.78rem;
}

.product-lesson-preview h2 {
  margin-bottom: 10px;
}

.product-lesson-preview > p:not(.section-kicker) {
  color: var(--muted);
}

.product-lesson-preview.has-source-content {
  padding: 0;
  background: transparent;
  border: 0;
}

.startup-lesson-viewer {
  display: block;
  width: 100%;
  min-height: 600px;
  background: #fff;
  border: 0;
  border-radius: 9px;
}

.startup-lesson-viewer[hidden] {
  display: none;
}

.product-access-error {
  margin-top: 36px;
}

.product-access-error .primary-button {
  margin-top: 18px;
}

/* --------------------------------------------------------------------------
 * 共通デザイン v14：ホーム／マイ教材
 * 色・枠・角丸は design-tokens.css を正本にする。
 * ----------------------------------------------------------------------- */
.site-header {
  background: rgb(255 252 247 / 97%);
  border-bottom: 2px solid var(--design-line, var(--ink));
  box-shadow: none;
}

.brand__mark {
  color: var(--design-ink, var(--ink));
  background: var(--design-hero, #f4d466);
  border: 2px solid var(--design-line, var(--ink));
  border-radius: 8px;
}

.quiet-button,
.secondary-button,
.header-search {
  box-shadow: none;
}

.primary-button {
  background: var(--design-action, var(--blue));
  border-color: var(--design-action, var(--blue));
  box-shadow: none;
}

#view-home,
#view-my-learning {
  color: var(--design-body, var(--ink));
}

#view-home .page-head,
#view-my-learning .page-head {
  align-items: center;
  margin-bottom: 28px;
  padding: clamp(30px, 4vw, 46px);
  background: var(--design-hero, #f4d466);
  border: 3px solid var(--design-line, var(--ink));
  border-radius: var(--design-radius-large, 12px);
  box-shadow: none;
}

#view-home .page-head h1,
#view-my-learning .page-head h1 {
  margin-bottom: 10px;
  color: var(--design-ink, var(--ink));
  font-size: clamp(2rem, 3.4vw, 3rem);
}

#view-home .page-head .page-lead,
#view-my-learning .page-head .page-lead {
  color: var(--design-body, var(--muted));
  font-size: 1rem;
}

#view-home :is(.eyebrow, .section-kicker),
#view-my-learning :is(.eyebrow, .section-kicker) {
  color: var(--design-action, var(--blue-dark));
}

#view-home .data-summary {
  background: var(--design-line, var(--ink));
  border: 2px solid var(--design-line, var(--ink));
  border-radius: 8px;
}

#view-home .data-summary span {
  color: var(--design-body, var(--muted));
  background: rgb(255 255 255 / 82%);
}

#view-home .preview-notice {
  color: var(--design-body, var(--ink));
  background: var(--design-surface, #fff);
  border: 1px solid var(--design-soft-line, var(--line));
  border-radius: var(--design-radius, 10px);
  box-shadow: none;
}

#view-home .preview-notice__icon {
  background: var(--design-action, var(--blue));
}

#view-home .next-panel {
  background: var(--design-surface, #fff);
  border: 2px solid var(--design-line, var(--ink));
  border-radius: var(--design-radius-large, 12px);
  box-shadow: none;
}

#view-home .next-panel__status {
  padding-block: 12px;
  color: var(--design-ink, var(--ink));
  background: var(--design-hero, #f4d466);
  border-bottom: 2px solid var(--design-line, var(--ink));
}

#view-home .next-panel__number {
  color: #fff;
  background: var(--design-action, var(--blue-dark));
  border-radius: 8px;
}

#view-home .next-panel__progress {
  background: var(--design-surface-alt, #fffcf7);
  border-top-color: var(--design-soft-line, var(--line));
}

#view-home progress,
#view-my-learning progress {
  accent-color: var(--design-positive, var(--green));
}

#view-home .section-head {
  align-items: center;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--design-soft-line, var(--line));
}

#view-home .entrance-card {
  min-height: 230px;
  padding: 24px;
  background: var(--design-surface, #fff);
  border: 2px solid var(--design-soft-line, var(--line));
  border-radius: var(--design-radius, 10px);
  box-shadow: none;
  transform: none;
  transition: border-color 150ms ease, background-color 150ms ease;
}

#view-home .entrance-card:hover {
  background: var(--design-surface-alt, #fffcf7);
  border-color: var(--design-action, var(--blue-dark));
  box-shadow: none;
  transform: none;
}

#view-home .entrance-card--roadmap {
  background: var(--design-highlight, #fff2bd);
  border-color: var(--design-line, var(--ink));
}

#view-home .entrance-card__tag {
  color: #fff;
  background: var(--design-action, var(--blue-dark));
  border-radius: 6px;
}

#view-home .entrance-card__icon {
  display: inline-flex;
  min-width: 48px;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  padding: 6px 9px;
  color: var(--design-ink, var(--ink));
  background: var(--design-hero, #f4d466);
  border: 2px solid var(--design-line, var(--ink));
  border-radius: 7px;
}

#view-home .entrance-card strong {
  color: var(--design-ink, var(--ink));
  font-size: 1.08rem;
}

#view-home .entrance-card small,
#view-home .article-card p {
  font-size: 0.88rem;
}

#view-home .article-badge {
  font-size: 0.72rem;
}

#view-home :is(.article-card, .content-section--compact) {
  background: var(--design-surface, #fff);
  border: 1px solid var(--design-soft-line, var(--line));
  border-radius: var(--design-radius, 10px);
  box-shadow: none;
}

#view-home .article-card:hover {
  border-color: var(--design-action, var(--blue-dark));
  box-shadow: none;
}

#view-my-learning .my-learning-head {
  margin-bottom: 28px;
}

#view-my-learning .learning-catalog__head {
  align-items: center;
  margin-bottom: 18px;
  padding: 17px 20px;
  background: var(--design-action-soft, #eef3f9);
  border: 1px solid var(--design-soft-line, var(--line));
  border-radius: var(--design-radius, 10px);
}

#view-my-learning .learning-catalog__head h2 {
  color: var(--design-ink, var(--ink));
}

#view-my-learning .product-shelf {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

#view-my-learning .product-card {
  grid-template-rows: 190px minmax(150px, 1fr) auto auto;
  border: 2px solid var(--design-soft-line, var(--line));
  border-radius: var(--design-radius, 10px);
  box-shadow: none;
}

#view-my-learning .product-card--owned {
  border-color: var(--design-line, var(--ink));
}

#view-my-learning .product-card__cover {
  height: 190px;
  min-height: 190px;
  justify-content: flex-start;
  color: var(--design-ink, var(--ink));
  background: var(--design-cover-default, var(--design-action-soft, #eef3f9));
  border-bottom: 2px solid var(--design-line, var(--ink));
}

#view-my-learning .product-card__cover--clone {
  background: var(--design-cover-clone, var(--design-hero, #f4d466));
}

#view-my-learning .product-card__cover--course-workbook {
  color: var(--design-ink, var(--ink));
  background: var(--design-cover-course, #dfece6);
}

#view-my-learning .product-card__cover--startup-workbook {
  color: var(--design-ink, var(--ink));
  background: var(--design-cover-workbook, #ebe4da);
}

#view-my-learning .product-card__cover--corporate-sales {
  color: var(--design-ink, var(--ink));
  background: var(--design-cover-corporate, #e2e9f2);
}

#view-my-learning .product-card__cover--confidential-ai {
  color: var(--design-ink, var(--ink));
  background: var(--design-cover-confidential, #e7e4ef);
}

#view-my-learning .product-card__cover--utage-support {
  color: var(--design-ink, var(--ink));
  background: var(--design-cover-utage, #f0e6e1);
}

#view-my-learning .product-card__cover--utage-support .product-card__cover-label {
  color: var(--design-action, var(--blue-dark));
  font-size: 0.68rem;
}

#view-my-learning .product-card__cover-label,
#view-my-learning .product-card__cover--clone .product-card__cover-label,
#view-my-learning .product-card__cover--course-workbook .product-card__cover-label,
#view-my-learning .product-card__cover--startup-workbook .product-card__cover-label,
#view-my-learning .product-card__cover--corporate-sales .product-card__cover-label,
#view-my-learning .product-card__cover--confidential-ai .product-card__cover-label {
  color: var(--design-action, var(--blue-dark));
  font-size: 0.68rem;
}

#view-my-learning .product-card__cover--ai-hikitsugi {
  color: #0d0d0d;
  background: #f5f5f5;
}

#view-my-learning .product-card__cover--ai-hikitsugi .product-card__cover-label {
  color: #ac291b;
  font-size: 0.68rem;
}

#view-my-learning .product-card__cover strong {
  max-width: 92%;
  font-size: clamp(1.35rem, 1.9vw, 1.78rem);
  line-height: 1.14;
  text-wrap: balance;
}

#view-my-learning .product-card__cover small {
  display: none;
}

#view-my-learning .product-card__copy {
  padding-top: 2px;
}

#view-my-learning .product-card__copy h3 {
  color: var(--design-ink, var(--ink));
  font-size: 1.02rem;
  line-height: 1.45;
}

#view-my-learning .product-card__copy p:last-child {
  font-size: 0.875rem;
}

#view-my-learning .product-card__status {
  color: var(--design-positive, var(--green-dark));
  background: var(--design-positive-soft, var(--green-soft));
  font-size: 0.75rem;
}

#view-my-learning .product-card__progress-meta,
#view-my-learning .product-card__progress-meta strong {
  font-size: 0.75rem;
}

#view-my-learning .product-card__actions .primary-button,
#view-my-learning .product-card__actions .secondary-button {
  font-size: 0.875rem;
}

#view-my-learning .product-card__completion {
  font-size: 0.75rem;
}

#view-my-learning .product-card__completion strong {
  font-size: 0.9rem;
}

#view-my-learning .learning-catalog__note {
  padding: 14px 16px;
  background: var(--design-surface, #fff);
  border: 1px solid var(--design-soft-line, var(--line));
  border-radius: var(--design-radius, 10px);
}

@media (min-width: 1100px) {
  #view-home .entrance-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* --------------------------------------------------------------------------
 * メール認証・商品アクセス権
 * 購入済みと未購入を、ボタンだけでなく状態ラベルとカード面でも区別する。
 * ----------------------------------------------------------------------- */
.member-access {
  display: grid;
  grid-template-columns: minmax(260px, 0.8fr) minmax(420px, 1.2fr);
  gap: 30px;
  align-items: center;
  margin-bottom: 24px;
  padding: 22px 24px;
  color: var(--design-ink, var(--ink));
  background: var(--design-action-soft, #eef3f9);
  border: 1px solid var(--design-soft-line, var(--line));
  border-radius: var(--design-radius, 10px);
}

.member-access__copy h2 {
  margin: 3px 0 7px;
  font-size: 1.15rem;
  line-height: 1.45;
}

.member-access__copy p:last-child {
  margin: 0;
  color: var(--design-muted, var(--muted));
  font-size: 0.87rem;
  line-height: 1.65;
}

.member-access__form label {
  display: block;
  margin-bottom: 7px;
  font-size: 0.78rem;
  font-weight: 700;
}

.member-access__fields {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto;
  gap: 10px;
}

.member-access__fields input {
  min-width: 0;
  min-height: 44px;
  padding: 9px 12px;
  color: var(--design-ink, var(--ink));
  background: var(--design-surface, #fff);
  border: 1px solid var(--design-line, var(--line));
  border-radius: 8px;
  font: inherit;
}

.member-access__fields input:focus {
  outline: 3px solid color-mix(in srgb, var(--design-action, #244f91) 20%, transparent);
  outline-offset: 1px;
}

.member-access__message {
  min-height: 1.45em;
  margin: 7px 0 0;
  color: var(--design-muted, var(--muted));
  font-size: 0.78rem;
  line-height: 1.45;
}

.member-access__signed-in {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  align-items: center;
  justify-content: flex-end;
}

.member-access__signed-in[hidden] {
  display: none;
}

.member-access__signed-in span {
  padding: 4px 9px;
  color: var(--design-positive, var(--green-dark));
  background: var(--design-positive-soft, var(--green-soft));
  border-radius: 999px;
  font-size: 0.74rem;
  font-weight: 700;
}

.member-access__signed-in strong {
  overflow-wrap: anywhere;
  font-size: 0.9rem;
}

#view-my-learning .product-card--unowned {
  border-color: var(--design-soft-line, var(--line));
}

#view-my-learning .product-card--unowned .product-card__cover {
  filter: saturate(0.7);
  opacity: 0.86;
}

#view-my-learning .product-card__status--unowned {
  color: var(--design-muted, var(--muted));
  background: var(--design-surface-soft, #f3f5f7);
}

#view-my-learning .product-card__progress--locked progress {
  opacity: 0.5;
}

#view-my-learning .product-card--unowned .product-card__completion {
  color: var(--design-muted, var(--muted));
  font-weight: 700;
}

@media (max-width: 980px) {
  .member-access {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .member-access__signed-in {
    justify-content: flex-start;
  }
}

@media (max-width: 680px) {
  .member-access__fields {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
 * AIクローン商品トップ v16
 * 進行中の教材を主役にし、更新・目的別導線・実務記事を順に配置する。
 * 色・枠・角丸は design-tokens.css を正本にする。
 * ----------------------------------------------------------------------- */
.product-context {
  min-height: 0;
  align-items: stretch;
  flex-direction: column;
  gap: 0;
  padding-top: 16px;
}

.product-context__heading {
  display: flex;
  min-height: 38px;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.product-context__nav {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  padding-top: 9px;
  border-bottom: 1px solid var(--design-soft-line);
  scrollbar-width: thin;
}

.product-context__nav-button {
  min-height: 42px;
  padding: 8px 14px;
  color: var(--design-muted);
  background: transparent;
  border: 0;
  border-bottom: 3px solid transparent;
  font-size: 0.78rem;
  font-weight: 750;
  white-space: nowrap;
}

.product-context__nav-button:hover {
  color: var(--design-action);
  background: var(--design-action-soft);
}

/* スマホ幅だけ折り返して全ボタンを見せる（横スクロールの外に資料室・質問箱・小技集が隠れていた。2026-09-07）。PCは変えない */
@media (max-width: 640px) {
  .product-context__nav {
    flex-wrap: wrap;
    overflow-x: visible;
  }
}

.product-context__nav-button.is-active {
  color: var(--design-action);
  background: var(--design-surface);
  border-bottom-color: var(--design-action);
}

/* ホーム上部は詰める（2026-09-07: 1280×720 で「今日やること」の開始ボタンが最初の画面に入るように。他画面の .view の余白は変えない） */
#view-home {
  padding-top: 14px;
}

#view-home .home-product-head {
  max-width: 780px;
  margin-bottom: 16px;
}

#view-home .home-product-head h1 {
  margin-bottom: 4px;
  color: var(--design-ink);
  font-size: clamp(1.5rem, 2.1vw, 1.7rem);
}

#view-home .home-product-head > p:last-child {
  margin-bottom: 0;
  color: var(--design-muted);
  font-size: 0.88rem;
}

.home-primary-grid {
  display: grid;
  grid-template-columns: minmax(0, 13fr) minmax(300px, 7fr);
  align-items: stretch;
  gap: 18px;
}

.home-next,
.home-activity {
  overflow: hidden;
  border: 1px solid var(--design-soft-line);
  border-radius: var(--design-radius-large);
  box-shadow: none;
}

.home-next {
  background: var(--design-action-soft);
}

.home-next__head,
.home-activity__head,
.home-section__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.home-next__head {
  padding: 12px 22px 10px;
  border-bottom: 1px solid var(--design-soft-line);
}

.home-next__head h2,
.home-activity__head h2,
.home-section__head h2 {
  margin-bottom: 0;
  color: var(--design-ink);
  font-size: 1.22rem;
}

.home-next__body {
  padding: 18px 24px 22px;
}

.home-next__number {
  display: inline-flex;
  min-height: 28px;
  align-items: center;
  margin-bottom: 8px;
  padding: 3px 9px;
  color: var(--design-action);
  background: var(--design-surface);
  border: 1px solid var(--design-soft-line);
  border-radius: var(--design-radius);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.05em;
}

.home-next__body h3 {
  margin-bottom: 6px;
  color: var(--design-ink);
  font-size: clamp(1.25rem, 1.8vw, 1.5rem);
}

.home-next__summary {
  display: -webkit-box;
  max-width: 700px;
  overflow: hidden;
  margin-bottom: 14px;
  color: var(--design-body);
  font-size: 0.88rem;
  line-height: 1.65;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.home-next__completion {
  display: grid;
  gap: 3px;
  margin-bottom: 14px;
  padding: 10px 14px;
  background: var(--design-surface);
  border-radius: var(--design-radius);
}

/* ステップ全体の所要目安。記事ごとの時間はデータに無いので、完成条件の下に控えめに出す */
.home-next__step-time {
  color: var(--design-muted);
  font-size: 0.68rem;
  font-weight: 600;
}

.home-next__completion span {
  color: var(--design-muted);
  font-size: 0.68rem;
  font-weight: 750;
}

.home-next__completion strong {
  color: var(--design-ink);
  font-size: 0.83rem;
}

.home-next__body .primary-button {
  min-width: 180px;
  box-shadow: none;
}

.home-next__support-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px 14px;
  margin-top: 16px;
  padding: 10px 12px;
  background: var(--design-surface);
  border: 1px solid var(--design-soft-line);
  border-radius: var(--design-radius);
}

.home-next__support-links > span {
  color: var(--design-muted);
  font-size: 0.68rem;
  font-weight: 750;
}

.home-next__support-links a {
  color: var(--design-action);
  font-size: 0.72rem;
  font-weight: 800;
  text-decoration: none;
}

.home-next__support-links a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.home-next__progress {
  padding: 14px 24px 20px;
  background: var(--design-surface);
  border-top: 1px solid var(--design-soft-line);
}

.home-next__progress > div {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 8px;
  color: var(--design-muted);
  font-size: 0.72rem;
}

.home-next__progress strong {
  color: var(--design-ink);
}

.home-next__progress progress {
  display: block;
  width: 100%;
  height: 9px;
  accent-color: var(--design-positive);
}

.home-activity {
  padding: 20px;
  background: var(--design-surface);
}

.home-activity__head {
  align-items: flex-start;
  margin-bottom: 16px;
}

.home-activity__head .text-button {
  flex: 0 0 auto;
  padding-top: 3px;
  font-size: 0.72rem;
}

.home-activity__notice {
  display: grid;
  gap: 3px;
  margin-bottom: 18px;
  padding: 12px 13px;
  color: var(--design-positive);
  background: var(--design-positive-soft);
  border-radius: var(--design-radius);
}

.home-activity__notice strong {
  font-size: 0.8rem;
}

.home-activity__notice span {
  color: var(--design-muted);
  font-size: 0.68rem;
  line-height: 1.55;
}

.home-activity__list-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 7px;
  color: var(--design-ink);
  border-bottom: 1px solid var(--design-soft-line);
  font-size: 0.75rem;
}

.home-activity__list-head span {
  color: var(--design-muted);
  font-size: 0.65rem;
}

.home-activity__list {
  display: grid;
}

.home-activity__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 11px 0;
  color: var(--design-ink);
  border-bottom: 1px solid var(--design-soft-line);
  text-decoration: none;
}

.home-activity__item:last-child {
  border-bottom: 0;
}

.home-activity__item strong,
.home-activity__item small {
  display: block;
}

.home-activity__item strong {
  font-size: 0.76rem;
  line-height: 1.45;
}

.home-activity__item small {
  margin-top: 2px;
  color: var(--design-muted);
  font-size: 0.64rem;
}

.home-section {
  margin-top: 40px;
}

.home-section__head {
  align-items: flex-end;
  margin-bottom: 16px;
  padding-bottom: 11px;
  border-bottom: 1px solid var(--design-soft-line);
}

.home-section__head > p {
  max-width: 420px;
  margin-bottom: 0;
  color: var(--design-muted);
  font-size: 0.76rem;
  text-align: right;
}

.home-goal-grid,
.home-library__cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.home-goal-card {
  display: grid;
  min-height: 184px;
  align-content: start;
  padding: 20px;
  color: var(--design-ink);
  background: var(--design-surface);
  border: 1px solid var(--design-soft-line);
  border-radius: var(--design-radius);
  box-shadow: none;
  text-align: left;
}

.home-goal-card:hover {
  background: var(--design-action-soft);
  border-color: var(--design-action);
  box-shadow: none;
}

.home-goal-card > span {
  margin-bottom: 12px;
  color: var(--design-action);
  font-size: 0.72rem;
  font-weight: 850;
}

.home-goal-card strong {
  margin-bottom: 6px;
  color: var(--design-ink);
  font-size: 1.12rem;
}

.home-goal-card small {
  color: var(--design-muted);
  font-size: 0.76rem;
  line-height: 1.6;
}

.home-goal-card b {
  align-self: end;
  margin-top: 17px;
  color: var(--design-action);
  font-size: 0.74rem;
}

.home-support-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.home-support-card {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) auto;
  min-height: 134px;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  color: var(--design-ink);
  border: 1px solid;
  border-radius: var(--design-radius);
  box-shadow: none;
  text-decoration: none;
}

.home-support-card--zoom {
  background: var(--design-action-soft);
  border-color: var(--design-action);
}

.home-support-card--continuation {
  background: var(--design-positive-soft);
  border-color: var(--design-positive);
}

.home-support-card--zoom:hover {
  color: var(--design-ink);
  background: color-mix(in srgb, var(--design-action-soft) 72%, var(--design-surface));
  border-color: var(--design-action);
  box-shadow: none;
}

.home-support-card--continuation:hover {
  color: var(--design-ink);
  background: color-mix(in srgb, var(--design-positive-soft) 72%, var(--design-surface));
  border-color: var(--design-positive);
  box-shadow: none;
}

.home-support-card--zoom:focus-visible {
  border-color: var(--design-action);
  outline: 3px solid var(--design-action);
  outline-offset: 3px;
}

.home-support-card--continuation:focus-visible {
  border-color: var(--design-positive);
  outline: 3px solid var(--design-positive);
  outline-offset: 3px;
}

.home-support-card__badge {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  color: var(--design-surface);
  border-radius: var(--design-radius);
  font-size: 0.7rem;
  font-weight: 850;
  letter-spacing: 0.04em;
}

.home-support-card--zoom .home-support-card__badge {
  background: var(--design-action);
}

.home-support-card--continuation .home-support-card__badge {
  background: var(--design-positive);
}

.home-support-card__body {
  display: grid;
  min-width: 0;
  gap: 3px;
}

.home-support-card__label {
  color: var(--design-action);
  font-size: 0.66rem;
  font-weight: 850;
  letter-spacing: 0.04em;
}

.home-support-card--continuation .home-support-card__label {
  color: var(--design-positive);
}

.home-support-card__title {
  color: var(--design-ink);
  font-size: 0.96rem;
  font-weight: 850;
  line-height: 1.4;
}

.home-support-card__description {
  color: var(--design-muted);
  font-size: 0.7rem;
  line-height: 1.5;
}

.home-support-card__action {
  justify-self: end;
  color: var(--design-action);
  font-size: 0.7rem;
  font-weight: 850;
  white-space: nowrap;
}

.home-support-card--continuation .home-support-card__action {
  color: var(--design-positive);
}

.home-library__head {
  align-items: center;
}

.home-library__search {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 9px;
  margin-bottom: 13px;
}

.home-library__search input {
  width: 100%;
  min-height: 44px;
  padding: 9px 13px;
  color: var(--design-ink);
  background: var(--design-surface);
  border: 1px solid var(--design-soft-line);
  border-radius: var(--design-radius);
}

.home-library__search input:focus {
  border-color: var(--design-action);
  outline: 2px solid var(--design-action-soft);
}

.home-library__search .secondary-button {
  min-height: 44px;
  box-shadow: none;
}

.home-library__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 15px;
}

.home-library__tabs button {
  min-height: 34px;
  padding: 6px 11px;
  color: var(--design-muted);
  background: var(--design-surface);
  border: 1px solid var(--design-soft-line);
  border-radius: var(--design-radius);
  font-size: 0.7rem;
  font-weight: 750;
}

.home-library__tabs button:hover {
  color: var(--design-action);
  background: var(--design-action-soft);
  border-color: var(--design-action);
}

.home-library__tabs button.is-active {
  color: var(--design-surface);
  background: var(--design-action);
  border-color: var(--design-action);
}

.home-library-card {
  position: relative;
  display: flex;
  min-height: 192px;
  flex-direction: column;
  padding: 19px;
  background: var(--design-surface);
  border: 1px solid var(--design-soft-line);
  border-radius: var(--design-radius);
  box-shadow: none;
}

.home-library-card:hover {
  background: var(--design-surface-alt);
  border-color: var(--design-action);
  box-shadow: none;
}

.home-library-card > span {
  margin-bottom: 9px;
  color: var(--design-action);
  font-size: 0.67rem;
  font-weight: 800;
}

.home-library-card h3 {
  margin-bottom: 7px;
  color: var(--design-ink);
  font-size: 0.96rem;
}

.home-library-card p {
  display: -webkit-box;
  overflow: hidden;
  margin-bottom: 0;
  color: var(--design-muted);
  font-size: 0.74rem;
  line-height: 1.58;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.home-library-card > b {
  margin-top: auto;
  padding-top: 16px;
  color: var(--design-action);
  font-size: 0.72rem;
}

.updates-empty {
  padding: clamp(28px, 5vw, 54px);
  background: var(--design-action-soft);
  border: 1px solid var(--design-soft-line);
  border-radius: var(--design-radius-large);
  box-shadow: none;
  text-align: center;
}

.updates-empty strong {
  display: block;
  margin-bottom: 7px;
  color: var(--design-ink);
  font-size: 1.05rem;
}

.updates-empty p {
  margin-bottom: 20px;
  color: var(--design-muted);
  font-size: 0.86rem;
}

/* 最初の設計図：作成場所とコピー操作をひとまとめにする */
.article-body .blueprint-save-guide {
  display: grid;
  gap: 7px;
  background: var(--design-positive-soft);
  border: 1px solid var(--design-soft-line);
  border-radius: var(--design-radius-large);
}

.article-body .blueprint-save-guide p {
  margin: 0 !important;
}

.article-body .blueprint-save-guide code,
.article-body .lesson-checklist code {
  overflow-wrap: anywhere;
}

.article-body .blueprint-create-steps {
  margin-bottom: 14px;
}

.article-body .blueprint-folder-note {
  padding: 11px 13px;
  background: var(--design-action-soft);
  border: 1px solid var(--design-soft-line);
  border-radius: var(--design-radius);
  font-size: 0.82rem !important;
}

.article-body .blueprint-template pre {
  max-height: 620px;
  overflow-y: auto;
  user-select: text;
}

.article-body .blueprint-template .copy-btn {
  max-width: 70%;
  white-space: normal;
}

.article-body .blueprint-template pre:focus {
  outline: 3px solid var(--design-hero);
  outline-offset: -3px;
}

.article-body .blueprint-copy-note {
  margin-top: -10px !important;
  padding: 12px 14px;
  color: var(--design-body) !important;
  background: var(--design-action-soft);
  border: 1px solid var(--design-soft-line);
  border-radius: var(--design-radius);
  font-size: 0.82rem !important;
}

.article-body .blueprint-copy-note kbd {
  display: inline-block;
  min-width: 1.8em;
  padding: 1px 5px;
  color: var(--design-ink);
  background: var(--design-surface);
  border: 1px solid var(--design-soft-line);
  border-radius: 5px;
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 0.78rem;
  text-align: center;
}

/* 1440×900前後でも、各カードの主CTAを初期画面に収める */
@media (min-width: 1100px) and (min-height: 680px) {
  #view-my-learning .my-learning-head {
    margin-bottom: 16px;
    padding: 22px 28px;
  }

  #view-my-learning .my-learning-head h1 {
    margin-bottom: 5px;
    font-size: clamp(1.8rem, 2.6vw, 2.35rem);
  }

  #view-my-learning .learning-catalog__head {
    margin-bottom: 12px;
    padding: 12px 16px;
  }

  #view-my-learning .learning-catalog__head h2 {
    font-size: 1.35rem;
  }

  #view-my-learning .product-card {
    grid-template-rows: 148px minmax(108px, 1fr) auto auto;
    gap: 10px;
  }

  #view-my-learning .product-card__cover {
    height: 148px;
    min-height: 148px;
    padding: 16px 18px;
  }

  #view-my-learning .product-card__cover-label {
    margin-bottom: 9px;
  }

  #view-my-learning .product-card__cover strong {
    font-size: clamp(1.2rem, 1.65vw, 1.55rem);
  }

  #view-my-learning .product-card__cover-art {
    right: 10px;
    bottom: 9px;
    width: 46px;
    height: 46px;
  }

  #view-my-learning .product-card__copy,
  #view-my-learning .product-card__progress {
    padding-inline: 15px;
  }

  #view-my-learning .product-card__copy h3 {
    margin-bottom: 5px;
    font-size: 0.94rem;
  }

  #view-my-learning .product-card__copy p:last-child {
    font-size: 0.76rem;
    line-height: 1.5;
    -webkit-line-clamp: 2;
  }

  #view-my-learning .product-card__progress-meta {
    margin-bottom: 6px;
  }

  #view-my-learning .product-card__actions {
    padding: 0 15px 14px;
  }

  #view-my-learning .learning-catalog__note {
    margin-top: 11px;
    padding: 9px 12px;
  }
}

@media (max-width: 900px) {
  .home-primary-grid {
    grid-template-columns: 1fr;
  }

  .home-goal-grid,
  .home-support-grid,
  .home-library__cards {
    grid-template-columns: 1fr;
  }

  .home-goal-card,
  .home-support-card,
  .home-library-card {
    min-height: 0;
  }

  #view-my-learning .product-shelf {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 680px) {
  .product-context__heading,
  .home-next__head,
  .home-activity__head,
  .home-section__head {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .product-context__status {
    display: none;
  }

  .home-next__body,
  .home-next__progress,
  .home-activity {
    padding-inline: 17px;
  }

  .home-section__head > p {
    text-align: left;
  }

  .home-support-card {
    grid-template-columns: 48px minmax(0, 1fr);
    min-height: 0;
  }

  .home-support-card__action {
    grid-column: 2;
    justify-self: start;
  }

  .home-library__search {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
 * 未ログイン時ログイン画面 v23
 * index.html の #loginScreen。未ログイン時は app.js が body.is-logged-out を付け、
 * ヘッダー・サイドバー・教材一覧を隠してこのカードだけを表示する。
 * フォーム本体は既存の #memberLoginForm（.member-access__form）を移設して使う。
 * 色・枠・角丸は design-tokens.css を正本にする。
 * ----------------------------------------------------------------------- */
body.is-logged-out .skip-link,
body.is-logged-out .site-header,
body.is-logged-out .app-layout {
  display: none;
}

.login-screen {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  min-height: 100vh;
  padding: clamp(48px, 14vh, 128px) 20px 64px;
  background: var(--design-page, #fff9f0);
}

.login-screen[hidden] {
  display: none;
}

.login-card {
  width: min(440px, 100%);
  padding: clamp(28px, 5vw, 40px);
  background: var(--design-surface, #fff);
  border: 1px solid var(--design-soft-line, var(--line));
  border-radius: var(--design-radius-large, 12px);
}

.login-card__brand {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 24px;
}

.login-card__site {
  color: var(--design-ink, var(--ink));
  font-size: 1rem;
  font-weight: 700;
}

.login-card h1 {
  margin: 0 0 8px;
  color: var(--design-ink, var(--ink));
  font-size: 1.45rem;
  line-height: 1.4;
}

.login-card__lead {
  margin: 0 0 22px;
  color: var(--design-body, var(--muted));
  font-size: 0.92rem;
  line-height: 1.75;
}

/* 移設したフォームはカード内では縦積みにする */
.login-card .member-access__fields {
  grid-template-columns: 1fr;
}

.login-card .member-access__fields .primary-button {
  width: 100%;
  min-height: 44px;
}

.login-card__notes {
  display: grid;
  gap: 4px;
  margin: 22px 0 0;
  padding: 14px 16px;
  list-style: none;
  color: var(--design-muted, var(--muted));
  background: var(--design-surface-alt, #fffcf7);
  border-radius: var(--design-radius, 10px);
  font-size: 0.8rem;
  line-height: 1.7;
}

/* --------------------------------------------------------------------------
 * マイ教材：購入済み／未購入の2セクション表示 v23
 * #view-my-learning .learning-catalog { margin-top: 0 } を打ち消し、
 * 両方表示されるときだけセクション間に余白を入れる。
 * ----------------------------------------------------------------------- */
#view-my-learning .learning-catalog:not([hidden]) + .learning-catalog {
  margin-top: 40px;
}

/* --------------------------------------------------------------------------
 * ログイン結果メッセージ v23
 * 登録なし・送信エラーはエラー色で表示する（成功文は従来の色のまま）。
 * ----------------------------------------------------------------------- */
.member-access__message--error {
  color: var(--red, #a33a3a);
}

/* --------------------------------------------------------------------------
 * メールアドレス変更フォーム v24
 * ログイン済みのアカウント欄（.member-access）内で開閉する。
 * ラベル・入力・メッセージは .member-access__form / __fields / __message を流用。
 * ----------------------------------------------------------------------- */
.member-access__change {
  grid-column: 1 / -1;
  margin-top: 2px;
  padding: 14px 16px;
  background: var(--design-surface, #fff);
  border-radius: var(--design-radius, 10px);
}

.member-access__change[hidden] {
  display: none;
}

.member-access__change-note {
  margin: 8px 0 0;
  color: var(--design-muted, var(--muted));
  font-size: 0.75rem;
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
 * マイアカウントページ v25
 * #view-account。会員情報（名前・メール・電話）のインライン編集と購入状況一覧。
 * 色・枠・角丸は design-tokens.css を正本にする。カードは縦積み。
 * ----------------------------------------------------------------------- */
#view-account .page-head {
  align-items: center;
  margin-bottom: 28px;
  padding: clamp(30px, 4vw, 46px);
  background: var(--design-hero, #f4d466);
  border: 3px solid var(--design-line, var(--ink));
  border-radius: var(--design-radius-large, 12px);
}

#view-account .page-head h1 {
  margin-bottom: 10px;
  color: var(--design-ink, var(--ink));
  font-size: clamp(2rem, 3.4vw, 3rem);
}

.account-card {
  padding: 22px 24px;
  background: var(--design-surface, #fff);
  border: 1px solid var(--design-soft-line, var(--line));
  border-radius: var(--design-radius-large, 12px);
}

.account-card > h2 {
  margin: 0 0 6px;
  font-size: 1.2rem;
}

.account-field {
  padding: 16px 0;
  border-bottom: 1px solid var(--design-soft-line, var(--line));
}

.account-field:last-child {
  border-bottom: 0;
  padding-bottom: 4px;
}

.account-field__row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  align-items: baseline;
}

.account-field__label {
  min-width: 130px;
  color: var(--design-muted, var(--muted));
  font-size: 0.82rem;
  font-weight: 700;
}

.account-field__required {
  margin-left: 6px;
  padding: 2px 7px;
  color: var(--red, #a33a3a);
  background: var(--red-soft, #faeeee);
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 700;
}

.account-field__value {
  flex: 1;
  min-width: 160px;
  overflow-wrap: anywhere;
  font-size: 0.95rem;
}

.account-field__form {
  max-width: 480px;
  margin-top: 12px;
  padding: 14px 16px;
  background: var(--design-surface-alt, #fffcf7);
  border-radius: var(--design-radius, 10px);
}

.account-field__form[hidden] {
  display: none;
}

.account-field__form input {
  min-width: 0;
  min-height: 44px;
  padding: 9px 12px;
  color: var(--design-ink, var(--ink));
  background: var(--design-surface, #fff);
  border: 1px solid var(--design-line, var(--line));
  border-radius: 8px;
  font: inherit;
}

.account-field__note {
  margin: 8px 0 0;
  color: var(--design-muted, var(--muted));
  font-size: 0.75rem;
  line-height: 1.65;
}

.account-products {
  display: grid;
  gap: 0;
}

.account-product {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid var(--design-soft-line, var(--line));
}

.account-product:last-child {
  border-bottom: 0;
  padding-bottom: 4px;
}

.account-product__title {
  font-size: 0.95rem;
}

.account-product__side {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  align-items: center;
}

.account-product__status {
  display: inline-flex;
  gap: 5px;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 700;
}

.account-product__status--active {
  color: var(--design-positive, var(--green-dark));
  background: var(--design-positive-soft, var(--green-soft));
}

.account-product__status--unowned {
  color: var(--design-muted, var(--muted));
  background: var(--surface-soft, #f0f3f7);
}

.account-product__status--revoked {
  color: var(--red, #a33a3a);
  background: var(--red-soft, #faeeee);
}

.account-product__pending {
  color: var(--design-muted, var(--muted));
  font-size: 0.8rem;
}

@media (max-width: 680px) {
  .account-field__row {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .account-product {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* --------------------------------------------------------------------------
 * v51: マイページ「AIにこのサイトを読ませる」（MCP接続）
 * 設計書 ../20260822-会員サイトMCP接続_設計書.md §3-3。2026-09-17 ログイン方式に一本化: 手順と窓口URL→接続中のAI→操作ボタンの順に縦積み。
 * ----------------------------------------------------------------------- */
.account-ai__lead {
  margin: 0 0 8px;
  color: var(--design-body, var(--ink));
  font-size: 0.92rem;
  line-height: 1.7;
}

.account-ai__body {
  margin-top: 14px;
}

.account-ai__locked {
  margin: 0;
  padding: 12px 14px;
  color: var(--design-muted, var(--muted));
  background: var(--surface-soft, #f0f3f7);
  border-radius: var(--design-radius, 10px);
  font-size: 0.9rem;
}

.account-ai__status {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  align-items: center;
}

.account-ai__meta {
  color: var(--design-muted, var(--muted));
  font-size: 0.82rem;
}

/* 接続中のAI一覧（2026-09-17 ログイン方式に一本化） */
.account-ai__connections {
  flex-basis: 100%;
  margin: 4px 0 0;
  padding-left: 1.1em;
  display: grid;
  gap: 6px;
  font-size: 0.92rem;
  line-height: 1.6;
}

.account-ai__connections li > .account-ai__meta {
  display: block;
}

/* カードの手順①〜④（補足用の小さい文字ではなく本文の大きさで）（2026-09-17） */
.account-ai__steps {
  margin: 10px 0 12px;
  padding-left: 0;
  list-style: none;
  color: var(--design-body, var(--ink));
  font-size: 0.92rem;
  line-height: 1.75;
  display: grid;
  gap: 6px;
}

.account-ai__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  margin-top: 14px;
}

.account-ai__revoke {
  color: var(--red, #a33a3a);
}

.account-ai__fresh {
  margin-top: 14px;
  padding: 16px 18px;
  background: var(--design-surface-alt, #fffcf7);
  border: 1px solid var(--design-soft-line, var(--line));
  border-radius: var(--design-radius, 10px);
}

.account-ai__fresh-title {
  display: block;
  font-size: 1rem;
}

.account-ai__warning {
  margin: 6px 0 12px;
  color: var(--red, #a33a3a);
  font-size: 0.85rem;
  font-weight: 700;
  line-height: 1.6;
}

.account-ai__key-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  align-items: center;
}

.account-ai__key,
.account-ai__prompt {
  overflow-wrap: anywhere;
  word-break: break-all;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.88rem;
  line-height: 1.6;
}

.account-ai__key {
  flex: 1;
  min-width: 240px;
  padding: 9px 12px;
  color: var(--design-ink, var(--ink));
  background: var(--design-surface, #fff);
  border: 1px solid var(--design-line, var(--line));
  border-radius: 8px;
}

.account-ai__key:focus {
  outline: 2px solid var(--design-action, var(--blue));
  outline-offset: 2px;
}

.account-ai__hint {
  margin: 14px 0 6px;
  color: var(--design-muted, var(--muted));
  font-size: 0.8rem;
}

.account-ai__prompt {
  padding: 10px 12px;
  color: var(--design-ink, var(--ink));
  background: var(--design-surface, #fff);
  border: 1px solid var(--design-line, var(--line));
  border-radius: 8px;
  user-select: all;
}

.account-ai__fresh .account-ai__actions {
  margin-top: 10px;
}

.account-ai__message {
  margin-top: 10px;
}

.account-ai__guide {
  margin-top: 14px;
}

/* ===== v26: スキルカタログ（#skills） ===== */
.skills-guide {
  margin: 8px 0 28px;
  padding: 18px 20px;
  background: var(--design-action-soft);
  border: 1px solid var(--design-soft-line);
  border-radius: var(--design-radius-large);
}

.skills-guide .section-head {
  margin-bottom: 10px;
}

.skills-guide__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.skills-group {
  margin-top: 30px;
}

.skills-group__head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.skills-group__icon {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  background: var(--design-surface-alt);
  border: 1px solid var(--design-soft-line);
  border-radius: var(--design-radius);
}

.skills-group__head h2 {
  margin: 0;
  font-size: 1.05rem;
  color: var(--design-ink);
}

.skills-group__head p {
  margin: 2px 0 0;
  font-size: 0.82rem;
  color: var(--design-muted);
}

.skills-group__count {
  margin-left: auto;
  flex-shrink: 0;
  font-size: 0.78rem;
  color: var(--design-muted);
}

.skill-badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
}

.skill-badge--kit {
  background: var(--design-positive-soft);
  color: var(--design-positive);
}

.skill-badge--recipe {
  background: var(--design-action-soft);
  color: var(--design-action);
}

.skill-badge--hub {
  background: var(--design-highlight);
  color: var(--design-ink);
}

/* ===== v28: トップページのスキルカタログ（タイル表示） ===== */
.home-catalog__head {
  align-items: center;
}

.home-catalog__lead {
  margin: 0 0 14px;
  color: var(--design-muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

.home-catalog__search {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.home-catalog__search input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 10px 14px;
  background: var(--design-surface);
  border: 1px solid var(--design-soft-line);
  border-radius: var(--design-radius);
  font: inherit;
  font-size: 0.9rem;
  color: var(--design-ink);
}

.home-catalog__search input:focus-visible {
  outline: 2px solid var(--design-action);
  outline-offset: 1px;
}

.home-catalog__tiles {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.home-catalog-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 14px 10px;
  background: var(--design-surface);
  border: 1.5px solid var(--design-line);
  border-radius: var(--design-radius);
  font: inherit;
  color: var(--design-ink);
  text-align: center;
  cursor: pointer;
  transition: transform .12s ease, background .12s ease;
}

.home-catalog-tile:hover {
  transform: translateY(-2px);
  background: var(--design-surface-alt);
}

.home-catalog-tile:focus-visible {
  outline: 2px solid var(--design-action);
  outline-offset: 2px;
}

.home-catalog-tile--all {
  background: var(--design-action-soft);
  border-style: dashed;
}

.home-catalog-tile__icon {
  font-size: 1.35rem;
  line-height: 1;
}

.home-catalog-tile__name {
  font-size: 0.85rem;
  font-weight: 700;
  line-height: 1.4;
}

.home-catalog-tile__count {
  font-size: 0.75rem;
  color: var(--design-muted);
}

.home-catalog-tile__count b {
  color: var(--design-positive);
  font-weight: 700;
}

.home-catalog__guides {
  margin-top: 14px;
}

.home-catalog__guides-label {
  margin: 0 0 7px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--design-muted);
}

.home-catalog__guides-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.home-catalog-guide {
  padding: 8px 14px;
  background: var(--design-highlight);
  border-radius: 999px;
  font-size: 0.83rem;
  font-weight: 700;
  color: var(--design-ink);
  text-decoration: none;
}

.home-catalog-guide:hover {
  background: var(--design-cover-clone);
}

@media (max-width: 900px) {
  .home-catalog__tiles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 520px) {
  .home-catalog__search {
    flex-direction: column;
  }
}

/* ===== v29: 成果物確認ゲート／端末内学習メモ ===== */
/* v31: 固定バーを1行に圧縮（デスクトップ64px・モバイル2行96px） */
.article-page.is-course-page {
  --course-actions-height: 64px;
}

.course-learning-memo {
  margin: 0 0 16px;
  overflow: hidden;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 9px;
}

.course-learning-memo summary {
  padding: 15px 18px;
  color: var(--ink);
  background: var(--surface-soft);
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 800;
}

.course-learning-memo[open] summary {
  border-bottom: 1px solid var(--line);
}

.course-learning-memo__body {
  padding: 18px;
}

.course-learning-memo__body > p:first-child {
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 0.82rem;
}

.course-learning-memo__body label {
  display: block;
  margin-bottom: 7px;
  font-size: 0.8rem;
  font-weight: 750;
}

.course-learning-memo__body textarea {
  display: block;
  width: 100%;
  min-height: 190px;
  resize: vertical;
  padding: 13px 14px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  line-height: 1.65;
}

.course-learning-memo__body textarea:focus {
  border-color: var(--blue-dark);
  outline: 3px solid rgb(40 91 181 / 14%);
  outline-offset: 1px;
}

.course-learning-memo__device-note {
  margin: 9px 0 0;
  color: var(--muted);
  font-size: 0.74rem;
}

.course-learning-memo__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 15px;
}

.course-learning-memo__status,
.course-completion-check p {
  min-height: 1.4em;
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.4;
}

.course-learning-memo__status[data-state="success"],
.course-completion-check p[data-state="success"] {
  color: var(--green-dark);
}

.course-learning-memo__status[data-state="error"],
.course-completion-check p[data-state="error"] {
  color: var(--red);
  font-weight: 700;
}

.article-page.is-course-page .article-navigation.is-course-navigation {
  align-items: center;
  gap: 14px;
}

.article-page.is-course-page .article-navigation__link--previous {
  min-width: 0;
  flex: 0 0 auto;
  white-space: nowrap;
}

/* 行き先タイトルはtitle属性（ホバー表示）へ移し、バーは1行に保つ */
.article-page.is-course-page .article-navigation.is-course-navigation .article-navigation__link strong {
  display: none;
}

/* 完了チェックはバー中央へ重ね、前へ/次への配置と独立させる */
.course-completion-check {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 0;
  max-width: min(56vw, 640px);
  padding: 7px 14px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  transform: translate(-50%, -50%);
}

.course-completion-check label {
  display: flex;
  align-items: center;
  gap: 9px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 750;
  line-height: 1.45;
}

.course-completion-check input {
  width: 17px;
  height: 17px;
  flex: 0 0 auto;
  margin: 0;
  accent-color: var(--green);
}

/* 保存結果の通知はバーの高さに影響させず、バーの上へ重ねて表示する */
.course-completion-check p {
  position: absolute;
  bottom: calc(100% + 22px);
  left: 50%;
  width: max-content;
  min-height: 0;
  max-width: min(88vw, 560px);
  margin: 0;
  padding: 8px 12px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  transform: translateX(-50%);
}

.course-completion-check p:empty {
  display: none;
}

.article-page.is-course-page .article-navigation.is-course-navigation .article-navigation__link--next {
  width: auto;
  min-width: 0;
  flex: 0 0 auto;
  margin-left: auto;
  white-space: nowrap;
}

.article-page.is-course-page .article-navigation.is-course-navigation .article-navigation__link--next[aria-disabled="true"] {
  cursor: wait;
  opacity: 0.72;
}

@media (max-width: 1040px) {
  .article-page.is-course-page {
    --course-actions-height: 96px;
  }

  .article-page.is-course-page .course-lesson-pane {
    padding-bottom: calc(var(--course-actions-height) + 28px);
  }

  .article-page.is-course-page .article-navigation.is-course-navigation {
    display: grid;
    grid-template-columns: minmax(0, 0.65fr) minmax(0, 1.35fr);
    gap: 6px 10px;
    padding: 8px 12px;
  }

  .course-completion-check {
    position: static;
    top: auto;
    left: auto;
    min-width: 0;
    max-width: none;
    grid-column: 1 / -1;
    grid-row: 1;
    margin-inline: 0;
    padding: 6px 10px;
    transform: none;
  }

  .course-completion-check label {
    justify-content: center;
  }

  .course-completion-check p {
    font-size: 0.7rem;
  }

  .article-page.is-course-page .article-navigation__link--previous {
    width: 100%;
    min-width: 0;
    max-width: none;
    grid-column: 1;
    grid-row: 2;
  }

  .article-page.is-course-page .article-navigation.is-course-navigation .article-navigation__link--next {
    width: 100%;
    min-width: 0;
    grid-column: 2;
    grid-row: 2;
  }

  .article-page.is-course-page #previousLesson[hidden] ~ .article-navigation__link--next,
  .article-page.is-course-page #previousArticle[hidden] ~ .article-navigation__link--next {
    grid-column: 1 / -1;
  }
}

@media (max-width: 520px) {
  .article-page.is-course-page {
    --course-actions-height: 96px;
  }

  .course-learning-memo__body {
    padding: 15px;
  }

  .course-learning-memo__actions .primary-button,
  .course-learning-memo__actions .secondary-button {
    width: 100%;
  }
}

/* ログインリンク送信完了の表示（フォームが残ると不安になるため送信後は切り替える） */
.member-access__sent {
  background: var(--design-positive-soft, #eef7f2);
  border-radius: 12px;
  padding: 20px 22px;
  display: grid;
  gap: 10px;
}
.member-access__sent-title {
  margin: 0;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--design-positive, #2f6658);
}
.member-access__sent-body {
  margin: 0;
  color: var(--design-body, #2d3b50);
  line-height: 1.9;
}
.member-access__sent-body strong {
  word-break: break-all;
}
.member-access__sent-note {
  margin: 0;
  font-size: 0.85rem;
  color: var(--design-muted, #53647a);
  line-height: 1.8;
}
.member-access__sent .text-button {
  justify-self: start;
}

/* ===== v34: スキルカタログ改修（まずはこれ・ジャンルジャンプ・畳み表示） ===== */
.skills-featured {
  margin: 8px 0 20px;
}

.skills-featured__lead {
  margin: 4px 0 0;
  color: var(--design-muted);
  font-size: 0.85rem;
}

.skills-featured__cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.skills-featured-card {
  min-height: 0;
}

.skills-featured-card__top {
  display: flex;
  align-items: center;
  gap: 10px;
}

.skills-featured-card__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  background: var(--design-action);
  color: var(--design-surface);
  border-radius: var(--design-radius);
  font-size: 1rem;
  font-weight: 800;
}

.skills-featured-card .skills-featured-card__reason {
  -webkit-line-clamp: 4;
  font-size: 0.8rem;
}

.skills-jump {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 20px;
}

.skills-jump__label {
  color: var(--design-muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.skills-jump__chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--design-surface);
  border: 1px solid var(--design-soft-line);
  border-radius: 999px;
  color: var(--design-body);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
}

.skills-jump__chip:hover {
  background: var(--design-action-soft);
  border-color: var(--design-action);
  color: var(--design-action);
}

.skills-more {
  margin-top: 10px;
}

.skills-more summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  border-radius: var(--design-radius);
  color: var(--design-action);
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

.skills-more summary::-webkit-details-marker {
  display: none;
}

.skills-more summary:hover {
  background: var(--design-action-soft);
}

.skills-more__arrow {
  display: inline-block;
  transition: transform 0.15s ease;
}

.skills-more[open] .skills-more__arrow {
  transform: rotate(90deg);
}

.skills-more[open] summary {
  margin-bottom: 4px;
}

.skills-more__cards {
  margin-top: 10px;
}

@media (max-width: 900px) {
  .skills-featured__cards {
    grid-template-columns: 1fr;
  }
}

/* ===== スキルカタログ: やりたいこと起点（D案・2026-08-11） ===== */
.skills-intent {
  margin-bottom: 40px;
}

.skills-intent__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.intent-tile {
  position: relative;
  background: var(--design-surface);
  border: 1px solid var(--design-soft-line);
  border-radius: var(--design-radius-large);
  padding: 26px 22px 22px;
  text-align: center;
  cursor: pointer;
  min-height: 168px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
}

.intent-tile:hover {
  border-color: var(--design-line);
}

.intent-tile.is-selected {
  background: var(--design-highlight);
  border: 2px solid var(--design-line);
  padding: 25px 21px 21px;
}

.intent-tile__badge {
  position: absolute;
  top: -11px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--design-action);
  color: #ffffff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 14px;
  border-radius: 999px;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.intent-tile__emoji {
  font-size: 38px;
  line-height: 1;
}

.intent-tile__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--design-ink);
  line-height: 1.4;
}

.intent-tile__sub {
  font-size: 12px;
  color: var(--design-muted);
  line-height: 1.5;
}

.intent-tile.is-selected .intent-tile__sub {
  color: var(--design-body);
}

.skills-intent__placeholder {
  background: var(--design-surface);
  border: 1px solid var(--design-soft-line);
  border-radius: var(--design-radius-large);
  padding: 22px 24px;
  text-align: center;
  font-size: 13.5px;
  color: var(--design-muted);
}

.intent-reco {
  background: var(--design-surface);
  border: 1px solid var(--design-soft-line);
  border-radius: var(--design-radius-large);
  padding: 28px 30px 30px;
}

.intent-reco__head h2 {
  font-size: 20px;
  color: var(--design-ink);
  margin-bottom: 4px;
}

.intent-reco__lead {
  font-size: 13px;
  color: var(--design-muted);
  margin-bottom: 20px;
}

.intent-reco__list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.intent-reco-card {
  position: relative;
  background: var(--design-surface-alt);
  border: 1px solid var(--design-soft-line);
  border-radius: var(--design-radius-large);
  padding: 20px 22px;
  display: flex;
  align-items: flex-start;
  gap: 18px;
}

.intent-reco-card--rank1 {
  background: var(--design-positive-soft);
  border-color: var(--design-positive-soft);
}

.intent-reco-card__rank {
  flex-shrink: 0;
  width: 76px;
  text-align: center;
  padding-top: 2px;
}

.intent-reco-card__rank-word {
  display: inline-block;
  width: 76px;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 0;
  border-radius: 999px;
  background: var(--design-cover-workbook);
  color: var(--design-body);
}

.intent-reco-card--rank1 .intent-reco-card__rank-word {
  background: var(--design-positive);
  color: #ffffff;
}

.intent-reco-card--rank2 .intent-reco-card__rank-word {
  background: var(--design-action-soft);
  color: var(--design-action);
}

.intent-reco-card__rank-step {
  display: block;
  font-size: 11px;
  color: var(--design-muted);
  margin-top: 5px;
  letter-spacing: 0.05em;
}

.intent-reco-card__body {
  flex: 1;
  min-width: 0;
}

.intent-reco-card__badge {
  display: inline-block;
  margin-bottom: 6px;
}

.intent-reco-card__body h3 {
  font-size: 16px;
  color: var(--design-ink);
  margin-bottom: 4px;
}

.intent-reco-card__desc {
  font-size: 13px;
  color: var(--design-body);
  margin-bottom: 10px;
}

.intent-reco-card__reason {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 12.5px;
  color: var(--design-muted);
  background: var(--design-surface);
  border-radius: var(--design-radius);
  padding: 8px 12px;
}

.intent-reco-card--rank1 .intent-reco-card__reason {
  color: var(--design-positive);
  font-weight: 600;
}

.intent-reco-card__reason-label {
  flex-shrink: 0;
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.05em;
}

.intent-reco-card__action {
  flex-shrink: 0;
  padding-top: 2px;
}

.intent-reco-card__open {
  display: inline-block;
  background: var(--design-action);
  color: #ffffff;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: var(--design-radius);
  white-space: nowrap;
}

.intent-reco-card--rank3 .intent-reco-card__open {
  background: var(--design-surface);
  color: var(--design-action);
  border: 1px solid var(--design-soft-line);
}

.intent-reco__note {
  margin-top: 18px;
  text-align: center;
  font-size: 12px;
  color: var(--design-muted);
}

.skills-all-head {
  margin-top: 8px;
}

.skills-all-head__lead {
  font-size: 13px;
  color: var(--design-muted);
}

@media (max-width: 900px) {
  .skills-intent__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .intent-reco-card {
    flex-wrap: wrap;
  }

  .intent-reco-card__action {
    width: 100%;
    padding-left: 94px;
  }
}

@media (max-width: 560px) {
  .skills-intent__grid {
    grid-template-columns: 1fr;
  }

  .intent-tile {
    min-height: 0;
    padding: 20px 18px 18px;
  }

  .intent-tile.is-selected {
    padding: 19px 17px 17px;
  }

  .intent-reco {
    padding: 20px 16px 22px;
  }

  .intent-reco-card {
    flex-direction: column;
    gap: 10px;
  }

  .intent-reco-card__rank {
    width: auto;
    text-align: left;
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .intent-reco-card__rank-step {
    margin-top: 0;
  }

  .intent-reco-card__action {
    width: auto;
    padding-left: 0;
  }
}

/* v43: 「さらに広げる（任意）」の項目に、押せると分かるボタンを追加（2026-08-12 須崎指摘: この棒がクリックできるか分からない） */
.roadmap-advanced__body {
  display: flex;
  flex: 1 1 auto;
  min-width: 0;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
}

.roadmap-advanced__cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  margin-top: 8px;
  padding: 8px 16px;
  color: #fff !important;
  background: var(--green-dark);
  border-radius: 7px;
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none !important;
}

.roadmap-advanced__cta:hover {
  background: #124a34;
}

/* v45: 上位ルール（.roadmap-curriculum li a の grid）に勝たせる。ボタンは1行で表示する */
.roadmap-advanced .roadmap-curriculum li a.roadmap-advanced__cta,
.roadmap-advanced li a.roadmap-advanced__cta {
  display: inline-flex;
  grid-template-columns: none;
  align-items: center;
  gap: 6px;
  width: auto;
  white-space: nowrap;
}

/* ===== v48: 教材内タスク提出＋コメント（submission.js が全画面共通で描画） ===== */
/* 見た目の正本: モックアップ_教材内提出画面_2026-08-17.html（須崎さんOK済み） */
.course-submission {
  margin: 24px 0 0;
}

/* 提出ボックス（見出し帯＋常時表示の入力欄。2026-08-17 須崎さん指示で折りたたみ廃止） */
.course-submission__box {
  margin-top: 8px;
  overflow: hidden;
  background: var(--blue-soft);
  border-radius: var(--radius-lg);
}

.course-submission__head {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 16px 22px;
  color: #fff;
  text-align: center;
  background: var(--blue-dark);
}

.course-submission__summary-main {
  font-size: 1.05rem;
  font-weight: 700;
}

.course-submission__summary-sub {
  color: rgb(255 255 255 / 82%);
  font-size: 0.8rem;
  font-weight: 400;
}

.course-submission__form {
  padding: 16px 22px 20px;
}

.course-submission__hint {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 0.85rem;
}

.course-submission__textarea {
  display: block;
  width: 100%;
  min-height: 140px;
  resize: vertical;
  padding: 13px 14px;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 0.95rem;
  line-height: 1.65;
}

.course-submission__textarea:focus {
  border-color: var(--blue-dark);
  outline: 3px solid rgb(40 91 181 / 14%);
  outline-offset: 1px;
}

.course-submission__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 12px;
}

.course-submission__privacy {
  color: var(--muted);
  font-size: 0.8rem;
}

/* 不具合・急ぎの連絡先（LINE併記・2026-08-17須崎さん指示） */
.course-submission__line-note {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.course-submission__status {
  min-height: 1.4em;
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.4;
}

.course-submission__status[data-state="success"] {
  color: var(--green-dark);
  font-weight: 700;
}

.course-submission__status[data-state="error"] {
  color: var(--red);
  font-weight: 700;
}

/* 提出済み表示 */
.course-submission__item {
  margin-top: 14px;
  padding: 20px 22px;
  background: var(--design-surface-alt, #fffcf7);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.course-submission__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.8rem;
}

.course-submission__chip {
  display: inline-block;
  padding: 3px 12px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.course-submission__chip--waiting {
  color: var(--design-highlight-ink, #7a5c00);
  background: var(--design-highlight, #fff2bd);
}

.course-submission__chip--replied {
  color: var(--green);
  background: var(--green-soft);
}

.course-submission__wait-note {
  color: var(--muted);
}

.course-submission__body {
  margin: 0;
  padding: 13px 16px;
  background: var(--surface);
  border-radius: var(--radius);
  font-size: 0.95rem;
  white-space: pre-line;
  overflow-wrap: anywhere;
}

/* 須崎コメント */
.course-submission__comment {
  margin-top: 14px;
  padding: 16px 20px;
  background: var(--green-soft);
  border-radius: var(--radius-lg);
}

.course-submission__comment-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 8px;
}

.course-submission__avatar {
  display: grid;
  place-content: center;
  width: 36px;
  height: 36px;
  color: var(--ink);
  background: var(--design-hero, #f4d466);
  border-radius: 50%;
  font-size: 0.9rem;
  font-weight: 700;
}

.course-submission__author {
  color: var(--green);
  font-size: 0.9rem;
  font-weight: 700;
}

.course-submission__date {
  color: var(--muted);
  font-size: 0.78rem;
}

.course-submission__comment-body {
  margin: 0;
  font-size: 0.95rem;
  white-space: pre-line;
  overflow-wrap: anywhere;
}

.course-submission__reply-link {
  margin-top: 10px;
  padding: 0;
  color: var(--blue-dark);
  background: none;
  border: none;
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* マイ教材のなんでも窓口は下のセクションと間隔をそろえる */
#view-my-learning .course-submission {
  margin-top: 28px;
}

/* ===== ステップ確認テスト（step-check.js・2026-08-22） ===== */
.step-check-host {
  margin: 28px 0 0;
}

.step-check {
  padding: 22px 24px 24px;
  background: var(--design-surface-alt, #fffcf7);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.step-check--compact {
  margin-top: 18px;
  padding: 18px 20px 20px;
  background: var(--surface);
}

.step-check__head {
  margin-bottom: 16px;
}

.step-check__eyebrow {
  margin: 0 0 4px;
  color: var(--blue-dark);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.step-check__title {
  margin: 0 0 6px;
  font-size: 1.1rem;
  font-weight: 700;
}

.step-check--compact .step-check__title {
  font-size: 1rem;
}

.step-check__lead {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.6;
}

.step-check__list {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step-check;
}

.step-check__question {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.step-check__question:last-child {
  border-bottom: 0;
}

.step-check__q {
  margin: 0 0 10px;
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.6;
}

.step-check__q::before {
  counter-increment: step-check;
  content: "Q" counter(step-check) " ";
  color: var(--blue-dark);
}

.step-check__choices {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.step-check__choice {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  width: 100%;
  padding: 11px 14px;
  color: var(--ink);
  text-align: left;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 0.92rem;
  line-height: 1.55;
  cursor: pointer;
  transition: background-color 0.15s, border-color 0.15s;
}

.step-check__choice:hover {
  background: var(--surface-soft);
  border-color: var(--line-strong);
}

.step-check__choice:focus-visible {
  outline: 3px solid rgb(40 91 181 / 18%);
  outline-offset: 1px;
}

.step-check__choice-mark {
  flex: 0 0 auto;
  min-width: 1.6em;
  height: 1.6em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  background: var(--surface-soft);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
}

.step-check__choice.is-correct {
  background: var(--green-soft);
  border-color: var(--green);
}

.step-check__choice.is-correct .step-check__choice-mark {
  color: #fff;
  background: var(--green);
}

.step-check__choice.is-wrong {
  background: var(--red-soft);
  border-color: var(--red);
}

.step-check__choice.is-wrong .step-check__choice-mark {
  color: #fff;
  background: var(--red);
}

.step-check__feedback {
  margin: 10px 0 0;
  padding: 12px 14px;
  border-radius: var(--radius);
  font-size: 0.88rem;
  line-height: 1.65;
}

.step-check__feedback[data-state="correct"] {
  color: var(--green-dark);
  background: var(--green-soft);
}

.step-check__feedback[data-state="wrong"] {
  color: #6b3a3a;
  background: var(--red-soft);
}

.step-check__lesson-link {
  font-weight: 600;
  white-space: nowrap;
}

.step-check__result {
  margin: 16px 0 0;
  padding: 14px 16px;
  border-radius: var(--radius);
  font-size: 0.92rem;
  line-height: 1.6;
}

.step-check__result[data-state="perfect"] {
  color: var(--green-dark);
  background: var(--green-soft);
}

.step-check__result[data-state="partial"] {
  color: var(--ink);
  background: var(--blue-soft);
}

.step-check__submit {
  margin-top: 14px;
}

.step-check__note {
  display: block;
  width: 100%;
  resize: vertical;
  padding: 11px 13px;
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-size: 0.92rem;
  line-height: 1.6;
}

.step-check__note:focus {
  border-color: var(--blue-dark);
  outline: 3px solid rgb(40 91 181 / 14%);
  outline-offset: 1px;
}

.step-check__row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 10px;
}

.step-check__privacy,
.step-check__status {
  color: var(--muted);
  font-size: 0.8rem;
}

.step-check__status {
  min-height: 1.4em;
  margin: 8px 0 0;
  line-height: 1.4;
}

.step-check__status[data-state="success"] {
  color: var(--green-dark);
  font-weight: 700;
}

.step-check__status[data-state="error"] {
  color: var(--red);
  font-weight: 700;
}

/* ===== 質問と回答の一覧（qa-inbox.js・2026-08-26） ===== */
/* 1件の見た目は .course-submission__item 系をそのまま再利用する（レッスン内表示と同じ見え方にする） */
.qa-inbox {
  display: grid;
  gap: 16px;
  margin-top: 24px;
}

.qa-inbox__filter {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.qa-inbox__filter .quiet-button.is-active {
  color: var(--blue-dark);
  background: var(--blue-soft);
  border-color: var(--blue-dark);
}

.qa-inbox__count {
  margin-left: auto;
  color: var(--muted);
  font-size: 0.8rem;
}

/* 一覧の1件は上に余白を作らない（.qa-inbox の gap で間隔をそろえる） */
.qa-inbox .course-submission__item {
  margin-top: 0;
}

.qa-inbox__origin {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 0.8rem;
  overflow-wrap: anywhere;
}

.qa-inbox__origin-link {
  display: inline-flex;
  align-items: center;
  margin-top: 12px;
  color: var(--blue-dark);
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* 未読の印。既読にしても、そのレンダリングでは消さない（何が新しかったか分かるように） */
.qa-inbox__new {
  display: inline-block;
  padding: 3px 12px;
  color: var(--design-highlight-ink, #7a5c00);
  background: var(--design-highlight, #fff2bd);
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 750;
  letter-spacing: 0.04em;
}

/* マイ教材からの導線 */
.qa-inbox__entry {
  margin: 0 0 8px;
}

/* 資料室0件画面の出口ボタン（2026-08-29 交通整理フェーズ1） */
.empty-state__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-top: 14px;
}
.empty-state__actions .secondary-button {
  text-decoration: none;
}