:root {
  --bg: #fff8ec;
  --bg-ink: #161615;
  --surface: #ffffff;
  --surface-soft: #eef3ed;
  --surface-warm: #fff6e7;
  --surface-code: #151719;
  --text: #18181b;
  --muted: #515b68;
  --subtle: #5c6679;
  --border: #dfe4dc;
  --border-strong: #c9d2c5;
  --primary: #0f766e;
  --primary-dark: #0b5f58;
  --primary-soft: #ddf4ef;
  --focus-ring: #0f766e;
  --orange: #e56b1f;
  --orange-soft: #ffe7d2;
  --peach: #f7b189;
  --peach-soft: #fff0e6;
  --sage: #8ea77d;
  --sage-soft: #edf4e8;
  --yellow: #f6c945;
  --blue: #2563eb;
  --blue-soft: #e8efff;
  --danger: #b42318;
  --danger-soft: #ffe5e1;
  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --shadow: 0 18px 48px rgba(22, 22, 21, 0.1);
  --shadow-soft: 0 8px 24px rgba(22, 22, 21, 0.08);
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --sans: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", Meiryo, system-ui, sans-serif;
  --content: 1180px;
}

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

* {
  margin: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  font-family: var(--sans);
  line-height: 1.75;
  color: var(--text);
  background:
    radial-gradient(circle at 84% 16%, rgba(247, 177, 137, 0.24), transparent 28rem),
    radial-gradient(circle at 12% 12%, rgba(221, 244, 239, 0.82), transparent 26rem),
    linear-gradient(180deg, rgba(255, 246, 210, 0.7), transparent 420px),
    var(--bg);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

[hidden] {
  display: none !important;
}

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

button {
  cursor: pointer;
}

ul,
ol {
  padding: 0;
  list-style: none;
}

code,
pre {
  font-family: var(--mono);
}

:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 99;
  padding: 0.55rem 0.8rem;
  border-radius: var(--radius-sm);
  background: var(--bg-ink);
  color: #fff;
  transform: translateY(-160%);
}

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

.container {
  width: min(100%, var(--content));
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2rem);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid rgba(201, 210, 197, 0.8);
  background: rgba(255, 248, 236, 0.9);
  backdrop-filter: blur(14px) saturate(1.2);
}

.topbar__inner {
  display: flex;
  min-height: 68px;
  align-items: center;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 0.75rem;
  font-weight: 900;
  line-height: 1.2;
}

.brand__mark {
  width: 40px;
  height: 40px;
  flex: none;
  border-radius: 50%;
  border: 2px solid #fff;
  box-shadow: 0 0 0 2px var(--primary), 0 8px 18px rgba(15, 118, 110, 0.18);
  object-fit: cover;
}

.brand__text {
  flex: 1 1 auto;
  min-width: 0;
}

.brand__title {
  display: block;
  max-width: 100%;
  white-space: normal;
  overflow-wrap: anywhere;
}

.brand__sub {
  display: block;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  margin-inline-start: auto;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  display: block;
  width: 19px;
  height: 2px;
  border-radius: 99px;
  background: var(--text);
  content: "";
  transition: transform 160ms ease, opacity 160ms ease;
}

.nav-toggle span::before {
  transform: translateY(-6px);
}

.nav-toggle span::after {
  transform: translateY(4px);
}

.nav {
  margin-inline-start: auto;
}

.nav ul {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.nav a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0.45rem 0.72rem;
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 800;
}

.nav a:hover,
.nav a[aria-current="page"] {
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.hero {
  padding-block: clamp(2rem, 6vw, 5.5rem) clamp(2rem, 5vw, 4rem);
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.78fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.9rem;
  color: var(--primary-dark);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.eyebrow::before {
  width: 32px;
  height: 2px;
  border-radius: 99px;
  background: var(--orange);
  content: "";
}

h1,
h2,
h3 {
  line-height: 1.2;
  letter-spacing: 0;
}

h1 {
  max-width: 13ch;
  font-size: clamp(2.25rem, 7vw, 5.6rem);
  font-weight: 950;
}

.title-wide {
  max-width: none;
  font-size: clamp(2.25rem, 6vw, 5.2rem);
}

.hero-section {
  padding-top: clamp(1rem, 3vw, 2.4rem);
}

.hero-stage {
  position: relative;
  overflow: hidden;
  min-height: clamp(600px, 50vw, 720px);
  padding: clamp(1.6rem, 4vw, 3rem);
  border: 1px solid rgba(201, 210, 197, 0.72);
  border-radius: 28px;
  background:
    linear-gradient(90deg, rgba(255, 248, 236, 0.98) 0%, rgba(255, 248, 236, 0.92) 43%, rgba(255, 248, 236, 0.1) 68%),
    url("hero-moco-command-v2.webp") center / cover no-repeat;
  box-shadow: 0 28px 80px rgba(83, 66, 39, 0.12);
}

.hero-stage::before {
  position: absolute;
  inset: auto auto 1.2rem 1.4rem;
  width: 120px;
  height: 26px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary), var(--yellow), var(--orange));
  opacity: 0.16;
  content: "";
}

.hero-stage__content {
  position: relative;
  z-index: 1;
  width: min(100%, 720px);
}

.hero-stage .hero__lead {
  max-width: 40rem;
}

.moco-note {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.8rem;
  align-items: center;
  max-width: 560px;
  margin-top: 1.25rem;
  padding: 0.75rem 0.9rem;
  border: 1px solid rgba(201, 210, 197, 0.82);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 12px 28px rgba(83, 66, 39, 0.08);
  backdrop-filter: blur(8px);
}

.moco-note img {
  width: 58px;
  height: 58px;
  object-fit: contain;
}

.moco-note p {
  display: grid;
  gap: 0.1rem;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.65;
}

.moco-note b {
  color: var(--primary-dark);
}

.mini-note {
  display: inline-grid;
  gap: 0.1rem;
  max-width: 560px;
  margin-top: 1rem;
  padding: 0.72rem 0.9rem;
  border: 1px solid rgba(201, 210, 197, 0.86);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.76);
  color: var(--muted);
  box-shadow: 0 10px 24px rgba(83, 66, 39, 0.06);
}

.mini-note b {
  color: var(--primary-dark);
}

.hero__lead {
  max-width: 45rem;
  margin-top: 1.1rem;
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.14rem);
}

.hero__actions,
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  gap: 0.5rem;
  padding: 0.65rem 1rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-weight: 900;
  line-height: 1.2;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--primary {
  background: var(--primary);
  color: #fff;
}

.btn--primary:hover {
  background: var(--primary-dark);
}

.btn--ghost {
  background: var(--surface);
  border-color: var(--border-strong);
}

.btn--ghost:hover {
  border-color: var(--primary);
}

.code-visual {
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-lg);
  background: var(--surface-code);
  box-shadow: var(--shadow);
}

.code-visual__bar {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 42px;
  padding-inline: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  color: #a7f3d0;
  font-family: var(--mono);
  font-size: 0.78rem;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--yellow);
}

.dot:nth-child(2) {
  background: var(--orange);
}

.dot:nth-child(3) {
  background: #31d0aa;
}

.code-visual pre {
  padding: clamp(1rem, 3vw, 1.5rem);
  overflow: auto;
  color: #d8fff3;
  font-size: clamp(0.78rem, 1.5vw, 0.92rem);
  line-height: 1.75;
}

.code-visual .comment {
  color: #87a7a0;
}

.code-visual .prompt {
  color: #fbd38d;
}

.code-visual .command {
  color: #93c5fd;
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
  margin-top: 1.5rem;
}

.stat {
  position: relative;
  padding: 0.95rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 10px 22px rgba(83, 66, 39, 0.06);
}

.stat__icon {
  display: grid;
  width: 30px;
  height: 30px;
  margin-bottom: 0.4rem;
  place-items: center;
  border-radius: 10px;
  background: var(--peach-soft);
  color: #9a3b08;
  font-weight: 900;
  line-height: 1;
}

.stat b {
  display: block;
  font-size: 1.35rem;
  line-height: 1.2;
}

.stat span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.section {
  padding-block: clamp(2.25rem, 5vw, 4.5rem);
}

.section--tight {
  padding-block: clamp(1.5rem, 4vw, 2.8rem);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.2rem;
}

.section-head h2 {
  font-size: clamp(1.45rem, 3vw, 2.3rem);
}

.section-head p,
.page-lead {
  max-width: 48rem;
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

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

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

.card {
  display: flex;
  min-height: 100%;
  flex-direction: column;
  gap: 0.8rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
  box-shadow: 0 1px 0 rgba(22, 22, 21, 0.03);
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.card--friendly {
  position: relative;
  overflow: hidden;
  padding-top: 1.15rem;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.95), rgba(255, 250, 239, 0.92)),
    var(--surface);
}

.card--friendly::after {
  position: absolute;
  right: -30px;
  top: -34px;
  width: 112px;
  height: 112px;
  border-radius: 999px;
  background: var(--primary-soft);
  content: "";
  opacity: 0.76;
}

.card-icon {
  position: relative;
  z-index: 1;
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 14px;
  background: linear-gradient(145deg, var(--peach-soft), #fff);
  color: #9a3b08;
  font-weight: 900;
  box-shadow: 0 10px 22px rgba(83, 66, 39, 0.08);
}

.card:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-soft);
}

.card__kicker {
  color: var(--primary-dark);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.card h3 {
  font-size: 1.1rem;
}

.card p {
  color: var(--muted);
  font-size: 0.93rem;
}

.card__footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin-top: auto;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
  line-height: 1.2;
}

.tag--primary {
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.tag--orange {
  background: var(--orange-soft);
  color: #9a3b08;
}

.tag--blue {
  background: var(--blue-soft);
  color: #1d4ed8;
}

.search-panel {
  display: grid;
  /* 1行目: 検索欄（全幅）＋件数 ／ 2行目: フィルタを折返しで全幅表示 */
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.8rem 1rem;
  align-items: center;
  margin-bottom: 1rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 1px 0 rgba(22, 22, 21, 0.03);
}

.search-panel .filters {
  grid-column: 1 / -1;
}

.search-panel .count {
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  min-width: 0;
  padding: 0.68rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.search-box:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-soft);
}

.search-box svg {
  width: 18px;
  height: 18px;
  color: var(--subtle);
  flex: none;
}

.search-box input {
  width: 100%;
  min-width: 0;
  border: 0;
  outline: 0;
  font-size: 1rem; /* 16px以上でモバイルの自動ズームを防ぐ */
  color: var(--text);
  background: transparent;
}

.search-slash {
  flex: none;
  padding: 0.08rem 0.5rem;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  background: var(--surface-soft);
  color: var(--subtle);
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
}

/* 上へ戻るボタン（app.jsが全ページに注入） */
.back-to-top {
  position: fixed;
  right: clamp(0.9rem, 2.4vw, 1.6rem);
  bottom: clamp(0.9rem, 2.4vw, 1.6rem);
  z-index: 60;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  background: var(--surface);
  color: var(--primary-dark);
  box-shadow: 0 10px 24px rgba(83, 66, 39, 0.16);
  cursor: pointer;
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease, border-color 0.18s ease;
}

.back-to-top.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.back-to-top:hover {
  border-color: var(--primary);
}

.back-to-top svg {
  width: 20px;
  height: 20px;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.filter-btn {
  min-height: 36px;
  padding: 0.35rem 0.72rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 900;
}

.filter-btn.is-active {
  border-color: var(--primary);
  background: var(--primary);
  color: #fff;
}

.count {
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 800;
  white-space: nowrap;
}

.command-grid {
  display: grid;
  gap: 1.5rem;
}

.command-group {
  display: grid;
  gap: 0.85rem;
}

.command-group__head {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border: 1px solid rgba(201, 210, 197, 0.82);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 10px 24px rgba(83, 66, 39, 0.05);
}

.command-group__icon {
  width: 44px;
  height: 44px;
  border-radius: 15px;
}

.command-group__head h3 {
  margin-top: 0.12rem;
  font-size: clamp(1.15rem, 2vw, 1.35rem);
}

.command-group__count {
  margin-inline-start: auto;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 900;
}

.command-group__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.command-card {
  position: relative;
  display: flex;
  min-height: 176px;
  flex-direction: column;
  gap: 0.82rem;
  padding: 1.05rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background:
    linear-gradient(150deg, rgba(255, 255, 255, 0.96), rgba(255, 250, 239, 0.9)),
    var(--surface);
  box-shadow: 0 10px 24px rgba(83, 66, 39, 0.05);
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.command-card:hover,
.command-card:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(15, 118, 110, 0.45);
  box-shadow: 0 18px 36px rgba(83, 66, 39, 0.11);
}

.command-card__title {
  display: inline-block;
  width: fit-content;
  max-width: calc(100% - 5rem);
  padding: 0.32rem 0.52rem;
  overflow-wrap: anywhere;
  border-radius: var(--radius-xs);
  background: #eff4f0;
  color: #0b3f3a;
  font-size: 1.02rem;
  font-weight: 900;
  line-height: 1.35;
}

.command-card p {
  color: var(--muted);
  font-size: 0.9rem;
}

.command-card__more {
  position: relative;
  z-index: 1;
  margin-top: auto;
  color: var(--primary-dark);
  font-size: 0.82rem;
  font-weight: 900;
}

.copy-btn {
  min-height: 32px;
  padding: 0.25rem 0.58rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-xs);
  background: var(--surface);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
}

.command-card .copy-btn {
  position: absolute;
  top: 0.9rem;
  right: 0.9rem;
}

.copy-btn.is-copied {
  border-color: var(--primary);
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.command-kind-tag {
  color: var(--kind-fg, var(--primary-dark));
  background: var(--kind-bg, var(--primary-soft));
}

.command-kind-tag--cli-option {
  --kind-bg: #ddf4ef;
  --kind-fg: #0b5f58;
}

.command-kind-tag--cli-command {
  --kind-bg: #e8efff;
  --kind-fg: #1d4ed8;
}

.command-kind-tag--slash-command {
  --kind-bg: #f0e9ff;
  --kind-fg: #6d28d9;
}

.command-kind-tag--shortcut-input {
  --kind-bg: #fff0d7;
  --kind-fg: #a44807;
}

.command-kind-tag--env-var {
  --kind-bg: #edf4e8;
  --kind-fg: #3f6212;
}

.command-kind-tag--prompt-keyword {
  --kind-bg: #ffe8ef;
  --kind-fg: #be123c;
}

.command-dialog {
  position: fixed;
  inset: 0;
  width: min(720px, calc(100vw - 2rem));
  max-height: min(86vh, 760px);
  margin: auto;
  padding: 0;
  border: 0;
  border-radius: 22px;
  background: transparent;
  color: var(--text);
  overflow: visible;
}

.command-dialog::backdrop {
  background: rgba(22, 22, 21, 0.36);
  backdrop-filter: blur(4px);
}

.command-dialog__panel {
  position: relative;
  display: grid;
  gap: 1rem;
  max-height: min(86vh, 760px);
  padding: clamp(1.1rem, 3vw, 1.6rem);
  overflow: auto;
  border: 1px solid rgba(201, 210, 197, 0.92);
  border-radius: 22px;
  background:
    radial-gradient(circle at 90% 12%, rgba(221, 244, 239, 0.92), transparent 14rem),
    linear-gradient(150deg, #fff, #fff8ec);
  box-shadow: 0 28px 80px rgba(22, 22, 21, 0.22);
}

.dialog-close {
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.86);
  color: var(--muted);
  font-size: 1.4rem;
  line-height: 1;
}

.command-dialog__head {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding-right: 3rem;
}

.command-dialog__icon {
  width: 52px;
  height: 52px;
  border-radius: 17px;
}

.command-dialog h3 {
  margin-top: 0.15rem;
  overflow-wrap: anywhere;
  font-size: clamp(1.35rem, 3vw, 2rem);
}

.command-dialog__description {
  color: var(--muted);
  font-size: 1rem;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.detail-grid section {
  display: grid;
  gap: 0.35rem;
  min-height: 96px;
  padding: 0.85rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.78);
}

.detail-grid span {
  color: var(--primary-dark);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.06em;
}

.detail-grid code {
  align-self: start;
  padding: 0.35rem 0.5rem;
  overflow-wrap: anywhere;
  border-radius: var(--radius-xs);
  background: #eff4f0;
  color: #0b3f3a;
  font-size: 0.9rem;
  font-weight: 900;
}

.detail-grid p {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.65;
}

.command-dialog__sources {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.command-dialog__sources a {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0.22rem 0.62rem;
  border-radius: 999px;
  background: var(--blue-soft);
  color: #1d4ed8;
  font-size: 0.78rem;
  font-weight: 900;
}

.prompt-block {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.page-intro {
  display: grid;
  align-items: center;
  gap: clamp(1rem, 4vw, 2.5rem);
}

.page-intro--moco {
  grid-template-columns: auto minmax(0, 1fr);
  min-height: 240px;
  padding-block: clamp(1rem, 3vw, 2rem);
}

.page-intro--compact {
  min-height: 180px;
}

.page-intro__moco {
  width: min(28vw, 180px);
  max-height: 260px;
  object-fit: contain;
  filter: drop-shadow(0 20px 28px rgba(83, 66, 39, 0.12));
}

.prompt-block pre {
  overflow: auto;
  padding: 1rem;
  border-radius: var(--radius-sm);
  background: var(--surface-code);
  color: #e5fff8;
  font-size: 0.86rem;
  line-height: 1.7;
  white-space: pre-wrap;
}

.split {
  display: grid;
  grid-template-columns: 0.72fr 1fr;
  gap: 1rem;
}

.toc {
  position: sticky;
  top: 88px;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  align-self: start;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.toc a {
  padding: 0.45rem 0.55rem;
  border-radius: var(--radius-xs);
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 800;
}

.toc a:hover {
  background: var(--surface-soft);
  color: var(--text);
}

.roadmap {
  display: grid;
  gap: 0.75rem;
}

.step {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 0.8rem;
  align-items: center;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.step__num {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border-radius: 50%;
  background: var(--bg-ink);
  color: #fff;
  font-family: var(--mono);
  font-weight: 900;
}

.step p {
  color: var(--muted);
  font-size: 0.92rem;
}

.empty {
  display: none;
  padding: 1.2rem;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.64);
  font-weight: 800;
}

.empty.is-visible {
  display: block;
}

.quiz-game {
  padding: clamp(1rem, 3vw, 1.35rem);
  border: 1px solid rgba(201, 210, 197, 0.86);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 88% 12%, rgba(221, 244, 239, 0.78), transparent 18rem),
    linear-gradient(145deg, rgba(255, 255, 255, 0.86), rgba(255, 246, 231, 0.86));
  box-shadow: var(--shadow-soft);
}

.quiz-score {
  display: grid;
  min-width: 116px;
  gap: 0.1rem;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.74);
  text-align: center;
}

.quiz-score span {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.quiz-score strong {
  color: var(--primary-dark);
  font-family: var(--mono);
  font-size: 1.15rem;
}

.quiz-layout {
  display: grid;
  grid-template-columns: minmax(240px, 0.42fr) minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}

.quiz-topics,
.quiz-stage {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 1px 0 rgba(22, 22, 21, 0.03);
}

.quiz-topics {
  display: grid;
  gap: 0.75rem;
  padding: 0.9rem;
}

.quiz-topics__head,
.quiz-stage__head {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.quiz-topics__head img,
.quiz-stage__moco {
  flex: none;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.9);
  background: var(--primary-soft);
  box-shadow: 0 10px 24px rgba(83, 66, 39, 0.09);
  object-fit: cover;
}

.quiz-topic-list {
  display: grid;
  gap: 0.55rem;
}

.quiz-topic {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.7rem;
  align-items: center;
  width: 100%;
  padding: 0.65rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--text);
  text-align: left;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.quiz-topic:hover,
.quiz-topic:focus-visible,
.quiz-topic.is-active {
  transform: translateY(-1px);
  border-color: var(--primary);
  background: var(--primary-soft);
}

.quiz-topic img {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
}

.quiz-topic strong,
.quiz-topic small {
  display: block;
}

.quiz-topic strong {
  color: var(--primary-dark);
  font-weight: 950;
}

.quiz-topic small {
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.5;
}

.quiz-stage {
  display: grid;
  gap: 0.95rem;
  padding: clamp(1rem, 3vw, 1.25rem);
}

.quiz-stage__head {
  align-items: start;
}

.quiz-stage h2 {
  font-size: clamp(1.35rem, 3vw, 2rem);
}

.quiz-stage .topic-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.45rem;
}

.quiz-stage .topic-row span {
  display: inline-flex;
  min-height: 26px;
  align-items: center;
  padding: 0.16rem 0.58rem;
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
}

.quiz-stage .topic-row span:first-child {
  background: var(--primary-soft);
  color: var(--primary-dark);
}

.quiz-stage .mission {
  color: var(--muted);
}

.quiz-progress {
  display: flex;
  gap: 0.4rem;
  min-height: 12px;
}

.quiz-progress span {
  width: 38px;
  height: 8px;
  border-radius: 999px;
  background: var(--surface-soft);
}

.quiz-progress span.is-current {
  background: var(--orange);
}

.quiz-progress span.is-done {
  background: var(--primary);
}

.quiz-choices {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
}

.quiz-choice {
  width: 100%;
  min-height: 58px;
  padding: 0.78rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.94);
  color: var(--text);
  font-weight: 900;
  line-height: 1.55;
  text-align: left;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.quiz-choice:hover,
.quiz-choice:focus-visible {
  transform: translateY(-1px);
  border-color: var(--primary);
  background: var(--primary-soft);
}

.quiz-choice:disabled {
  cursor: default;
}

.quiz-choice.is-correct {
  border-color: #21a67a;
  background: #def8eb;
  color: #07543c;
}

.quiz-choice.is-wrong {
  border-color: var(--orange);
  background: var(--orange-soft);
  color: #8d3508;
}

.quiz-choice.is-selected {
  box-shadow: inset 0 0 0 2px rgba(255, 255, 255, 0.76);
}

.quiz-feedback {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.8rem;
  align-items: center;
  padding: 0.85rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.84);
}

.quiz-feedback.is-correct {
  border-color: rgba(33, 166, 122, 0.48);
  background: linear-gradient(145deg, #f7fffb, #e7fbf0);
}

.quiz-feedback.is-wrong {
  border-color: rgba(229, 107, 31, 0.42);
  background: linear-gradient(145deg, #fffaf3, #fff0e6);
}

.quiz-feedback img {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
}

.quiz-feedback strong {
  display: block;
  color: var(--primary-dark);
  font-size: 1.05rem;
}

.quiz-feedback p {
  color: var(--text);
}

.quiz-feedback small {
  display: block;
  margin-top: 0.25rem;
  color: var(--muted);
  font-weight: 800;
}

.quiz-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.quiz-result-card {
  grid-column: 1 / -1;
  display: grid;
  place-items: center;
  gap: 0.35rem;
  min-height: 160px;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background:
    radial-gradient(circle at 50% 10%, rgba(221, 244, 239, 0.86), transparent 14rem),
    rgba(255, 255, 255, 0.9);
  text-align: center;
}

.quiz-result-card strong {
  color: var(--primary-dark);
  font-family: var(--mono);
  font-size: clamp(2rem, 7vw, 4rem);
  line-height: 1;
}

.quiz-result-card span {
  color: var(--muted);
  font-weight: 900;
}

.footer {
  margin-top: 3rem;
  padding-block: 2rem;
  border-top: 1px solid var(--border);
  background: #f0f3ed;
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer a {
  font-weight: 900;
  color: var(--primary-dark);
}

@media (max-width: 980px) {
  .hero__grid,
  .split {
    grid-template-columns: 1fr;
  }

  .hero-stage {
    min-height: 620px;
    background:
      linear-gradient(180deg, rgba(255, 248, 236, 0.08) 0%, rgba(255, 248, 236, 0.96) 48%, rgba(255, 248, 236, 0.98) 100%),
      url("hero-moco-command-v2.webp") center top / 1200px auto no-repeat;
    padding-top: min(44vw, 23rem);
  }

  .hero-stage__content {
    width: 100%;
  }

  .grid,
  .grid--3,
  .command-group__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .quiz-layout {
    grid-template-columns: 1fr;
  }

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

  .toc {
    position: static;
  }
}

@media (min-width: 741px) and (max-width: 900px) {
  .topbar__inner {
    flex-wrap: wrap;
    padding-block: 0.7rem;
  }

  .brand {
    flex: 1 1 0;
  }

  .brand__title {
    max-width: 100%;
  }

  .nav-toggle {
    display: grid;
  }

  .nav {
    display: grid;
    flex-basis: 100%;
    grid-template-rows: 0fr;
    margin-inline-start: 0;
    transition: grid-template-rows 160ms ease;
  }

  .nav ul {
    overflow: hidden;
    flex-direction: column;
    align-items: stretch;
  }

  .nav a {
    width: 100%;
  }

  .topbar.is-open .nav {
    grid-template-rows: 1fr;
  }

  .topbar.is-open .nav-toggle span {
    background: transparent;
  }

  .topbar.is-open .nav-toggle span::before {
    transform: translateY(1px) rotate(45deg);
  }

  .topbar.is-open .nav-toggle span::after {
    transform: translateY(-1px) rotate(-45deg);
  }
}

@media (max-width: 740px) {
  .topbar__inner {
    flex-wrap: wrap;
    padding-block: 0.7rem;
  }

  .brand {
    flex: 1 1 0;
  }

  .brand__title {
    max-width: 100%;
  }

  .nav-toggle {
    display: grid;
  }

  .nav {
    display: grid;
    flex-basis: 100%;
    grid-template-rows: 0fr;
    margin-inline-start: 0;
    transition: grid-template-rows 160ms ease;
  }

  .nav ul {
    overflow: hidden;
    flex-direction: column;
    align-items: stretch;
  }

  .nav a {
    width: 100%;
  }

  .topbar.is-open .nav {
    grid-template-rows: 1fr;
  }

  .topbar.is-open .nav-toggle span {
    background: transparent;
  }

  .topbar.is-open .nav-toggle span::before {
    transform: translateY(1px) rotate(45deg);
  }

  .topbar.is-open .nav-toggle span::after {
    transform: translateY(-1px) rotate(-45deg);
  }

  h1 {
    max-width: 100%;
  }

  .hero-section {
    padding-top: 0.5rem;
  }

  .hero-stage {
    min-height: 0;
    padding: 17rem 1rem 1.1rem;
    border-radius: 22px;
    background:
      linear-gradient(180deg, rgba(255, 248, 236, 0.03) 0%, rgba(255, 248, 236, 0.96) 43%, rgba(255, 248, 236, 0.99) 100%),
      url("hero-moco-command-v2.webp") 100% top / 620px auto no-repeat;
  }

  .hero-stage .title-wide {
    font-size: clamp(2rem, 10vw, 2.8rem);
  }

  .moco-note {
    grid-template-columns: 1fr;
  }

  .moco-note img {
    width: 64px;
    height: 64px;
  }

  .page-intro--moco {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .page-intro__moco {
    width: 112px;
    max-height: 142px;
  }

  .search-panel {
    grid-template-columns: 1fr;
  }

  .grid,
  .grid--2,
  .grid--3,
  .command-group__grid,
  .detail-grid,
  .stat-row,
  .quiz-choices {
    grid-template-columns: 1fr;
  }

  .quiz-stage__head,
  .quiz-feedback {
    grid-template-columns: 1fr;
  }

  .quiz-stage__moco,
  .quiz-feedback img {
    width: 78px;
    height: 78px;
  }

  .section-head {
    align-items: start;
    flex-direction: column;
  }

  .step {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .step .btn {
    grid-column: 1 / -1;
  }
}

/* ---- 姉妹サイト（相互リンク） ---- */
.footer__family {
  flex-basis: 100%;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.related-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  box-shadow: 0 10px 24px rgb(24 24 27 / 6%);
  text-decoration: none;
  color: var(--text);
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.related-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
}

.related-card img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 1200 / 630;
  object-fit: cover;
}

.related-card__body {
  display: grid;
  gap: 6px;
  padding: 16px 18px 18px;
}

.related-card__body b {
  font-size: 1.05rem;
}

.related-card__body > span {
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

.related-card__cta {
  color: var(--primary-dark);
  font-weight: 900;
  font-size: 0.9rem;
}

@media (max-width: 720px) {
  .related-grid {
    grid-template-columns: 1fr;
  }
}

/* update-summary-granularity:start (Sprint 16)
   Editor summary on update-history cards: lead -> typed item sheet -> "more" disclosure -> source link.
   Selectors start with .update-card so they outrank the inline <style> rules of updates.html
   (e.g. ".update-card__body p", ".update-card__inner p"). Kind colours: text/background >= 5.4:1. */
.update-card .update-summary__lead,
.update-card .update-summary__paragraph,
.update-card .update-summary__source,
.update-card .update-item__title,
.update-card .update-item__text {
  overflow-wrap: anywhere;
}

.update-card .update-summary__lead {
  margin: 0;
  color: var(--text);
  font-size: 0.92rem;
  line-height: 1.82;
}

.update-card .update-summary__paragraph {
  margin: 0.75rem 0 0;
  color: var(--text);
  font-size: 0.92rem;
  line-height: 1.85;
}

/* A summary with typed items opens with its lead: the one sentence a reader takes away. */
.update-card .update-summary:has(> .update-items) > .update-summary__lead,
.update-card .update-card__inner:has(> .update-items) > .update-summary__lead {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.75;
}

.update-card .update-items {
  display: grid;
  min-width: 0;
  margin: 0.85rem 0 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.update-card .update-item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  column-gap: 0.75rem;
  row-gap: 0.14rem;
  min-width: 0;
  padding: 0.78rem 0.95rem 0.84rem;
}

.update-card .update-item + .update-item {
  border-top: 1px solid var(--border);
}

.update-card .update-item__kind {
  grid-column: 1;
  grid-row: 1 / span 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 3.6rem;
  max-width: 8em;
  min-height: 24px;
  margin-top: 0.1rem;
  padding: 0.12rem 0.56rem;
  border-radius: 999px;
  background: #e7e9ef;
  color: #3b4557;
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  line-height: 1.35;
  text-align: center;
  overflow-wrap: anywhere;
}

.update-card .update-item--add .update-item__kind { background: #e8efff; color: #1d4ed8; }
.update-card .update-item--change .update-item__kind { background: #ece9fb; color: #5b3fd6; }
.update-card .update-item--fix .update-item__kind { background: #dff3e4; color: #166534; }
.update-card .update-item--security .update-item__kind { background: #ffe5e1; color: #b42318; }
.update-card .update-item--note .update-item__kind { background: #ffe7d2; color: #9a3b08; }
.update-card .update-item--other .update-item__kind { background: #e7e9ef; color: #3b4557; }

.update-card .update-item__title {
  grid-column: 2;
  min-width: 0;
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 800;
  line-height: 1.6;
}

.update-card .update-item__text {
  grid-column: 2;
  display: block;
  min-width: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.8;
}

.update-card .update-item__text + .update-item__text {
  margin-top: 0.45rem;
}

/* "残り N 件の変更を見る": a full-width, clearly pressable row that continues the item sheet. */
.update-card .update-items__more {
  min-width: 0;
  margin: 0.6rem 0 0;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--surface);
}

.update-card .update-items__more > summary {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  min-height: 44px;
  padding: 0.5rem 0.95rem;
  border-radius: calc(var(--radius-md) - 1px);
  color: var(--primary-dark);
  font-size: 0.9rem;
  font-weight: 800;
  line-height: 1.5;
  list-style: none;
  cursor: pointer;
  overflow-wrap: anywhere;
}

.update-card .update-items__more > summary::-webkit-details-marker {
  display: none;
}

.update-card .update-items__more > summary::before {
  content: "";
  flex: none;
  width: 0.5rem;
  height: 0.5rem;
  margin-inline: 0.15rem 0.05rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: translateY(-0.14rem) rotate(45deg);
  transition: transform 160ms ease;
}

.update-card .update-items__more[open] > summary::before {
  transform: translateY(0.12rem) rotate(-135deg);
}

.update-card .update-items__more > summary:hover {
  background: var(--primary-soft);
}

.update-card .update-items__more > summary:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 3px;
}

.update-card .update-items__more[open] > summary {
  border-bottom: 1px solid var(--border);
  border-radius: calc(var(--radius-md) - 1px) calc(var(--radius-md) - 1px) 0 0;
}

.update-card .update-items__more > .update-items {
  margin: 0;
  border: 0;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  background: transparent;
}

.update-card .update-summary__source {
  margin: 0.4rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.6;
}

.update-card .update-summary__source a {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  min-height: 44px;
  color: var(--primary-dark);
  font-weight: 800;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.24em;
}

.update-card .update-summary__source a::after {
  content: "↗";
  text-decoration: none;
}

.update-card .update-summary__source a:hover {
  color: var(--primary);
  text-decoration-thickness: 2px;
}

.update-card .update-summary__source a:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 3px;
  border-radius: var(--radius-xs);
}

@media (max-width: 639px) {
  .update-card .update-summary:has(> .update-items) > .update-summary__lead,
  .update-card .update-card__inner:has(> .update-items) > .update-summary__lead {
    font-size: 0.96rem;
  }
}

@media (max-width: 899px) {
  /* Phones and tablets (narrow card body beside the image): kind label and title share one line,
     the description gets the full width. */
  .update-card .update-item {
    display: block;
    padding: 0.72rem 0.78rem 0.78rem;
  }

  .update-card .update-item__kind {
    margin: 0 0.45rem 0.18rem 0;
    vertical-align: 0.1em;
  }

  .update-card .update-item__text {
    margin-top: 0.22rem;
  }

  .update-card .update-items__more > summary {
    padding-inline: 0.78rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .update-card .update-items__more > summary::before {
    transition: none;
  }
}
/* Disclosure and source link follow the card's disposition colour (history-only = blue, exclude = muted). */
.official-update-card[data-disposition="history-only"] .update-items__more > summary,
.official-update-card[data-disposition="history-only"] .update-summary__source a {
  color: #1d4ed8;
}

.official-update-card[data-disposition="history-only"] .update-items__more > summary:hover {
  background: var(--blue-soft);
}

.official-update-card[data-disposition="exclude"] .update-items__more > summary:hover {
  background: var(--surface-warm);
}
/* update-summary-granularity:end */