/* roulang page: index */
:root {
  --linen: #F3EEE6;
  --stone: #E7E1D6;
  --card: #FBF8F3;
  --ink: #2C2825;
  --muted: #6B645C;
  --clay: #8D4E3B;
  --deep: #5C3428;
  --moss: #3F5C52;
  --oak: #A6845A;
  --line: #D9D0C3;
  --shadow: 0 10px 30px rgba(44,40,37,.08);
  --radius: 8px;
  --radius-sm: 4px;
  --space: 4.5rem;
  --max: 1180px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--linen);
  color: var(--ink);
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.85;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; border: 0; }
a { color: inherit; text-decoration: none; }
button, input { font-family: inherit; }
h1, h2, h3 {
  font-family: "Source Han Serif SC", "Noto Serif SC", "Songti SC", serif;
  font-weight: 650;
  line-height: 1.28;
  letter-spacing: 0.01em;
  margin: 0 0 0.55em;
  color: var(--ink);
}
h1 { font-size: clamp(2rem, 4.2vw, 3.35rem); }
h2 { font-size: clamp(1.55rem, 2.5vw, 2.15rem); }
h3 { font-size: 1.12rem; line-height: 1.35; }
p { margin: 0 0 0.9em; }
p:last-child { margin-bottom: 0; }
.container { width: min(var(--max), calc(100% - 2.4rem)); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(251,248,243,.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}
.header-inner { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand {
  font-family: "Noto Serif SC", "Songti SC", serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--deep);
  letter-spacing: 0.02em;
  line-height: 1.3;
}
.nav { display: flex; align-items: center; gap: 0.35rem; }
.nav a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0.35rem 0.85rem;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}
.nav a:hover { color: var(--ink); background: rgba(166,132,90,.08); }
.nav a:focus-visible, .btn:focus-visible, .nav-toggle:focus-visible, .text-link:focus-visible {
  outline: 2px solid var(--oak);
  outline-offset: 2px;
}
.nav a.active { color: var(--ink); border-bottom-color: var(--oak); }
.nav-toggle {
  display: none;
  border: 1px solid var(--oak);
  background: transparent;
  color: var(--ink);
  min-height: 40px;
  padding: 0 0.9rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.nav-toggle:hover { background: var(--stone); }
.nav-toggle:active { transform: translateY(1px); }
.hero {
  background:
    radial-gradient(1200px 420px at 80% -10%, rgba(166,132,90,.28), transparent 60%),
    linear-gradient(165deg, #3a2a24 0%, #2C2825 58%, #5C3428 100%);
  color: #F7F1E8;
  padding: 4.8rem 0 3.2rem;
}
.hero h1, .hero h2 { color: #F7F1E8; }
.hero-kicker { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.1rem; }
.badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0.1rem 0.65rem;
  border-radius: 999px;
  border: 1px solid rgba(166,132,90,.7);
  color: #F3E6D4;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}
.badge.moss { background: var(--moss); border-color: var(--moss); color: #F4F7F5; }
.badge.clay { background: var(--clay); border-color: var(--clay); color: #fff; }
.hero-sub { font-size: 1.08rem; color: #E7D7C8; margin-bottom: 0.8rem; }
.hero-copy { max-width: 46rem; color: #E4D9CE; font-size: 1rem; }
.btn-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.4rem; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.55rem 1.15rem;
  border-radius: 6px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
  font-size: 0.95rem;
}
.btn:active { transform: translateY(1px); }
.btn-solid { background: var(--clay); color: #fff; }
.btn-solid:hover { background: var(--deep); transform: translateY(-1px); }
.btn-line { background: transparent; color: #F7F1E8; border-color: var(--oak); }
.btn-line:hover { background: rgba(166,132,90,.16); transform: translateY(-1px); }
.btn-line.dark { color: var(--deep); }
.btn-line.dark:hover { background: rgba(166,132,90,.14); }
.hero-strip {
  margin-top: 2.4rem;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  border-top: 1px solid rgba(217,208,195,.28);
}
.hero-strip div { padding: 1rem 1rem 0 0; }
.hero-strip strong { display: block; font-family: "Noto Serif SC", serif; font-size: 1.05rem; font-weight: 650; }
.hero-strip span { color: #D9CBBE; font-size: 0.92rem; }
.section { padding: var(--space) 0; }
.section-stone { background: var(--stone); }
.section-card { background: #EFE8DC; }
.section-ink { background: var(--ink); color: #F6F0E8; }
.section-ink h2, .section-ink h3 { color: #F6F0E8; }
.section-head { max-width: 42rem; margin-bottom: 1.6rem; }
.section-lead { color: var(--muted); }
.section-ink .section-lead { color: #D9CFC4; }
.grid-7-5 { display: grid; grid-template-columns: 7fr 5fr; gap: 1.25rem; align-items: stretch; }
.grid-5-7 { display: grid; grid-template-columns: 5fr 7fr; gap: 1.25rem; align-items: stretch; }
.sample-wall { display: grid; grid-template-columns: 1.35fr 1fr; grid-template-rows: auto auto; gap: 1rem; }
.tile, .card, .price-card, .quote, .news-item, .path-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.tile { padding: 1.2rem 1.25rem 1.3rem; min-height: 100%; }
.tile.big { background: #F7F1E7; }
.tile h3 { margin-bottom: 0.35rem; }
.tile p, .card p, .price-card p { color: var(--muted); }
.entry-link {
  margin-top: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.15rem;
  background: var(--deep);
  color: #F8F2EA;
  border-radius: var(--radius);
  transition: transform .18s ease, background .18s ease;
}
.entry-link:hover { background: #4a2b22; transform: translateY(-1px); }
.entry-link span { color: #E6C7B6; font-size: 0.92rem; }
.scene-list { display: flex; flex-direction: column; gap: 0.8rem; }
.scene-row {
  display: grid;
  grid-template-columns: 92px 1fr auto;
  gap: 1rem;
  align-items: center;
  padding: 1rem 1.1rem;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform .18s ease, border-color .18s ease;
}
.scene-row:hover { transform: translateY(-1px); border-color: var(--oak); }
.index-no {
  font-family: "Noto Serif SC", serif;
  color: var(--clay);
  font-size: 1.35rem;
}
.text-link { color: var(--deep); border-bottom: 1px solid var(--oak); padding-bottom: 0.05rem; }
.text-link:hover { color: var(--clay); }
.frame {
  background: var(--deep);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.frame-16 { aspect-ratio: 16/10; }
.frame-45 { aspect-ratio: 4/5; }
.frame img { width: 100%; height: 100%; object-fit: cover; }
.caption { margin-top: 0.55rem; color: var(--muted); font-size: 0.92rem; }
.stack { display: grid; gap: 1rem; }
.case-board { display: grid; grid-template-columns: 1.1fr 0.9fr 1fr; gap: 1rem; }
.card { padding: 1.15rem 1.2rem 1.25rem; }
.card .num { font-family: "Noto Serif SC", serif; color: var(--oak); font-size: 0.92rem; letter-spacing: 0.08em; }
.price-stack { display: grid; grid-template-columns: 0.9fr 1.05fr 0.95fr; gap: 1rem; align-items: start; }
.price-card { padding: 1.25rem 1.25rem 1.35rem; }
.price-card.shift { margin-top: 1.6rem; }
.price-card .fee { font-family: "Noto Serif SC", serif; font-size: 2rem; color: var(--deep); line-height: 1.2; margin: 0.2rem 0 0.6rem; }
.price-card .fee small { font-size: 0.95rem; color: var(--muted); margin-left: 0.2rem; }
.meta-list { list-style: none; margin: 0 0 1rem; padding: 0; }
.meta-list li { padding: 0.45rem 0; border-top: 1px solid var(--line); color: var(--ink); }
.review-wall { display: grid; grid-template-columns: 1.2fr 0.8fr 1fr 0.9fr; gap: 0.9rem; }
.review-wall article:nth-child(2) { margin-top: 1.4rem; }
.review-wall article:nth-child(4) { margin-top: 0.7rem; }
.quote-board { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; }
.quote { padding: 1.4rem 1.35rem 1.3rem; border-left: 4px solid var(--oak); }
.quote p { font-size: 1.02rem; color: var(--ink); }
.quote footer { color: var(--muted); font-size: 0.9rem; }
.news-list { display: flex; flex-direction: column; }
.news-item {
  display: grid;
  grid-template-columns: 132px 1fr auto;
  gap: 1rem;
  align-items: center;
  padding: 1rem 1.1rem;
  margin-bottom: 0.75rem;
  transition: border-color .18s ease, transform .18s ease;
}
.news-item:hover { border-color: var(--oak); transform: translateY(-1px); }
.news-item time { color: var(--clay); font-size: 0.9rem; }
.rhythm { display: grid; grid-template-columns: 280px 1fr; gap: 1.5rem; }
.timeline { border-left: 2px solid var(--oak); margin-left: 0.4rem; display: grid; gap: 1rem; }
.timeline article { padding-left: 1rem; position: relative; }
.timeline article::before {
  content: "";
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--clay);
  position: absolute; left: -5px; top: 0.45rem;
}
.compare { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0.9rem; }
.path-grid { display: grid; grid-template-columns: 1.15fr 0.85fr 0.85fr; gap: 1rem; }
.path-card { padding: 1.15rem 1.2rem; }
.cta-band { display: flex; justify-content: space-between; gap: 1.5rem; align-items: end; }
.site-footer { background: #241f1c; color: #E7DDD3; padding: 2.4rem 0 1.4rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 1.2rem; }
.site-footer a { color: #E7DDD3; }
.site-footer a:hover { color: #fff; }
.foot-name { font-family: "Noto Serif SC", serif; font-size: 1.2rem; color: #fff; margin-bottom: 0.4rem; }
.fine { color: #B7AA9F; font-size: 0.88rem; }
.legal { margin-top: 1.4rem; padding-top: 0.9rem; border-top: 1px solid rgba(217,208,195,.2); color: #B7AA9F; font-size: 0.86rem; }
@media (max-width: 1279px) {
  .review-wall { grid-template-columns: 1fr 1fr; }
  .review-wall article:nth-child(2),
  .review-wall article:nth-child(4) { margin-top: 0; }
}
@media (max-width: 1024px) {
  :root { --space: 3.4rem; }
  .grid-7-5, .grid-5-7, .sample-wall, .case-board, .price-stack, .quote-board, .rhythm, .compare, .path-grid, .footer-grid, .hero-strip {
    grid-template-columns: 1fr;
  }
  .price-card.shift { margin-top: 0; }
  .hero-strip div { padding: 0.85rem 0 0; }
}
@media (max-width: 768px) {
  .nav-toggle { display: inline-flex; }
  .header-inner { min-height: 64px; }
  .nav {
    display: none;
    position: absolute;
    left: 0; right: 0; top: 64px;
    flex-direction: column;
    align-items: stretch;
    background: #FBF8F3;
    border-bottom: 1px solid var(--line);
    padding: 0.4rem 0.8rem 0.8rem;
  }
  .nav.is-open { display: flex; }
  .nav a { border-bottom: 1px solid var(--line); }
  .nav a.active { border-bottom-color: var(--oak); }
  .scene-row, .news-item, .cta-band { grid-template-columns: 1fr; display: grid; }
  .entry-link { align-items: flex-start; flex-direction: column; }
  .brand { font-size: 0.92rem; max-width: 70%; }
}
@media (max-width: 640px) {
  .container { width: min(var(--max), calc(100% - 1.4rem)); }
  .hero { padding: 3.2rem 0 2.2rem; }
  .btn { width: 100%; }
}

/* roulang page: category1 */
:root {
  --linen: #F3EEE6;
  --stone: #E7E1D6;
  --card: #FBF8F3;
  --ink: #2C2825;
  --muted: #6B645C;
  --clay: #8D4E3B;
  --deep: #5C3428;
  --moss: #3F5C52;
  --oak: #A6845A;
  --line: #D9D0C3;
  --shadow: 0 10px 30px rgba(44,40,37,.08);
  --radius: 8px;
  --radius-sm: 4px;
  --space: 4.5rem;
  --max: 1180px;
}
/* roulang page: category1 */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--linen);
  color: var(--ink);
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.85;
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; display: block; border: 0; }
a { color: inherit; text-decoration: none; }
button, input { font-family: inherit; }
p { margin: 0 0 0.85em; }
h1, h2, h3 {
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  font-weight: 700;
  line-height: 1.28;
  margin: 0 0 0.55em;
  color: var(--ink);
  text-align: left;
}
h1 { font-size: clamp(1.85rem, 3.5vw, 2.75rem); }
h2 { font-size: clamp(1.4rem, 2.3vw, 1.9rem); }
h3 { font-size: 1.14rem; line-height: 1.35; }
.container {
  width: min(var(--max), calc(100% - 2.4rem)) !important;
  max-width: var(--max) !important;
  margin-left: auto !important;
  margin-right: auto !important;
  padding-left: 0 !important;
  padding-right: 0 !important;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(251,248,243,.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}
.header-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  position: relative;
}
.brand {
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--deep);
  letter-spacing: 0.02em;
  line-height: 1.3;
}
.nav { display: flex; align-items: center; gap: 0.35rem; }
.nav a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0.35rem 0.85rem;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}
.nav a:hover { color: var(--ink); background: rgba(166,132,90,.08); }
.nav a:active { color: var(--deep); }
.nav a:focus-visible, .btn:focus-visible, .nav-toggle:focus-visible, .text-link:focus-visible, a.news-item:focus-visible {
  outline: 2px solid var(--oak);
  outline-offset: 2px;
}
.nav a.active { color: var(--ink); border-bottom-color: var(--oak); }
.nav-toggle {
  display: none;
  border: 1px solid var(--oak);
  background: transparent;
  color: var(--ink);
  min-height: 40px;
  padding: 0 0.9rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background .18s ease, transform .18s ease;
}
.nav-toggle:hover { background: var(--stone); }
.nav-toggle:active { transform: translateY(1px); }
.mast {
  background: #2C2825;
  color: #F7F1E8;
  padding: 3.5rem 0 2.8rem;
  border-bottom: 3px solid var(--oak);
}
.mast h1 { color: #F7F1E8; max-width: 12em; margin-bottom: 0.7rem; }
.mast-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 1.6rem;
  align-items: end;
}
.hero-kicker, .kicker-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1rem; }
.badge, .tag, .mark {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0.1rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  line-height: 1.4;
}
.badge { border-color: rgba(166,132,90,.7); color: #F3E6D4; }
.badge.moss { background: var(--moss); border-color: var(--moss); color: #F4F7F5; }
.badge.clay { background: var(--clay); border-color: var(--clay); color: #fff; }
.badge.ink { color: var(--deep); border-color: var(--oak); background: transparent; }
.lead { color: #E7D7C8; font-size: 1.05rem; margin: 0; max-width: 34rem; }
.board {
  background: var(--card);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 0.35rem 1.15rem 0.45rem;
}
.board-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.78rem 0;
  border-top: 1px solid var(--line);
}
.board-row:first-child { border-top: 0; }
.board-row span { color: var(--muted); font-size: 0.92rem; }
.board-row strong {
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  font-size: 1.35rem;
  color: var(--deep);
  font-weight: 700;
  line-height: 1.2;
}
.section { padding: var(--space) 0; }
.section-tight { padding: 1.35rem 0; }
.section-stone { background: var(--stone); }
.section-card { background: #EFE8DC; }
.section-ink { background: var(--ink); color: #F6F0E8; }
.section-ink h2, .section-ink h3 { color: #F6F0E8; }
.section-head { max-width: 42rem; margin-bottom: 1.5rem; text-align: left; }
.section-lead { color: var(--muted); margin: 0; }
.section-ink .section-lead, .convert-copy .section-lead { color: #D9CFC4; }
.scope-line {
  margin: 0;
  padding-top: 0.15rem;
  color: var(--ink);
  border-top: 1px solid var(--oak);
  font-size: 1.02rem;
}
.grid-7-5 { display: grid; grid-template-columns: 7fr 5fr; gap: 1.25rem; align-items: start; }
.grid-5-7 { display: grid; grid-template-columns: 5fr 7fr; gap: 1.25rem; align-items: start; }
.entry, .card, .tier, .excerpt, .news-item, .spec-row {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.entry {
  display: grid;
  grid-template-columns: minmax(200px, 300px) 1fr;
  gap: 1.05rem;
  align-items: stretch;
  padding: 0.85rem;
  margin-bottom: 0.9rem;
  transition: transform .18s ease, border-color .18s ease;
}
.entry.portrait { grid-template-columns: minmax(150px, 210px) 1fr; }
.entry:hover { transform: translateY(-1px); border-color: var(--oak); }
.entry p, .card p, .tier p, .excerpt p { color: var(--muted); }
.entry p:last-child, .card p:last-child, .tier p:last-child, .excerpt p:last-child, .fine { margin-bottom: 0; }
.frame {
  overflow: hidden;
  border-radius: 6px;
  background: var(--stone);
  border: 1px solid var(--line);
  min-height: 100%;
}
.ratio-16x10 { aspect-ratio: 16 / 10; }
.ratio-4x5 { aspect-ratio: 4 / 5; }
.frame svg { width: 100%; height: 100%; }
.entry-body { padding: 0.35rem 0.45rem 0.2rem 0.15rem; }
.row-meta { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-bottom: 0.55rem; }
.tag { color: var(--deep); background: rgba(141,78,59,.08); border-color: rgba(141,78,59,.28); }
.mark { color: var(--moss); background: rgba(63,92,82,.1); border-color: rgba(63,92,82,.28); }
.more-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.35rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.more-row span { color: var(--muted); }
.text-link {
  color: var(--deep);
  border-bottom: 1px solid var(--oak);
  padding-bottom: 0.05rem;
  transition: color .18s ease;
}
.text-link:hover { color: var(--clay); }
.text-link:active { color: var(--deep); }
.card, .tier { padding: 1.15rem 1.2rem 1.25rem; }
.time-list { list-style: none; margin: 0; padding: 0; }
.time-list li {
  display: grid;
  grid-template-columns: 132px 1fr;
  gap: 0.9rem;
  padding: 0.95rem 0;
  border-top: 1px solid var(--line);
}
.time-list li:first-child { border-top: 0; padding-top: 0; }
.time-list strong {
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  color: var(--deep);
  font-weight: 700;
}
.side-stack { display: flex; flex-direction: column; gap: 0.85rem; }
.tier.shift { margin-left: 1.5rem; }
.fee {
  display: block;
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  font-size: 1.85rem;
  color: var(--deep);
  line-height: 1.2;
  margin: 0.35rem 0 0.4rem;
}
.fee small { font-size: 0.92rem; color: var(--muted); margin-left: 0.25rem; font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif; }
.news-list { display: flex; flex-direction: column; }
.news-item {
  display: grid;
  grid-template-columns: 92px 1fr auto;
  gap: 1rem;
  align-items: center;
  padding: 1rem 1.1rem;
  margin-bottom: 0.75rem;
  transition: border-color .18s ease, transform .18s ease;
}
a.news-item:hover { border-color: var(--oak); transform: translateY(-1px); }
a.news-item:active { transform: translateY(0); }
a.news-item strong {
  display: block;
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  color: var(--ink);
  font-weight: 700;
  font-size: 1.05rem;
}
a.news-item em { font-style: normal; color: var(--muted); font-size: 0.92rem; }
.num {
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  color: var(--oak);
  letter-spacing: 0.06em;
}
.excerpt {
  margin-top: 0.85rem;
  padding: 1.05rem 1.15rem 1.1rem;
  border-left: 3px solid var(--oak);
  border-radius: 0 var(--radius) var(--radius) 0;
}
.excerpt h3 { margin-bottom: 0.35rem; }
.convert-grid { display: grid; grid-template-columns: 5fr 7fr; gap: 1.4rem; align-items: start; }
.convert-copy p { color: #E4D9CE; }
.btn-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.25rem; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.55rem 1.15rem;
  border-radius: 6px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, background .18s ease, color .18s ease, border-color .18s ease;
  font-size: 0.95rem;
  line-height: 1.2;
}
.btn:active { transform: translateY(1px); }
.btn-solid { background: var(--clay); color: #fff; }
.btn-solid:hover { background: var(--deep); transform: translateY(-1px); }
.btn-line { background: transparent; color: #F7F1E8; border-color: var(--oak); }
.btn-line:hover { background: rgba(166,132,90,.16); transform: translateY(-1px); }
.btn-line.dark { color: var(--deep); }
.btn-line.dark:hover { background: rgba(166,132,90,.14); }
.spec-stack { display: flex; flex-direction: column; gap: 0.75rem; }
.spec-row {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 0.8rem;
  align-items: center;
  padding: 0.95rem 1rem;
}
.spec-row b {
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  color: var(--deep);
  font-weight: 700;
}
.spec-row span { color: var(--muted); }
.site-footer {
  background: #241f1c;
  color: #E7D7C8;
  padding: 3rem 0 1.4rem;
  border-top: 1px solid #3a312b;
}
.footer-grid { display: grid; grid-template-columns: 1.4fr 0.8fr 0.8fr; gap: 1.5rem; }
.foot-name {
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", serif;
  font-size: 1.15rem;
  color: #F7F1E8;
  margin-bottom: 0.65rem;
}
.site-footer strong { color: #F3E6D4; font-weight: 700; display: inline-block; margin-bottom: 0.4rem; }
.fine { color: #D9CBBE; font-size: 0.94rem; line-height: 1.85; }
.site-footer a { border-bottom: 1px solid transparent; transition: color .18s ease, border-color .18s ease; }
.site-footer a:hover { color: #fff; border-bottom-color: var(--oak); }
.site-footer a:focus-visible { outline: 2px solid var(--oak); outline-offset: 2px; }
.legal {
  margin: 1.6rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid rgba(217,208,195,.25);
  color: #C9B8A8;
  font-size: 0.88rem;
}
@media (max-width: 1280px) {
  :root { --space: 4rem; }
}
@media (max-width: 1024px) {
  .mast-grid, .grid-7-5, .grid-5-7, .convert-grid { grid-template-columns: 1fr; }
  .entry, .entry.portrait { grid-template-columns: 220px 1fr; }
  .tier.shift { margin-left: 0; }
}
@media (max-width: 768px) {
  :root { --space: 3rem; }
  .header-inner { flex-wrap: wrap; min-height: 64px; padding: 0.45rem 0; }
  .nav-toggle { display: inline-flex; align-items: center; margin-left: auto; }
  .nav {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.2rem 0 0.55rem;
  }
  .nav.is-open { display: flex; }
  .nav a { border-bottom: 1px solid var(--line); min-height: 46px; }
  .nav a.active { border-bottom-color: var(--oak); background: rgba(166,132,90,.1); }
  .entry, .entry.portrait, .news-item, .spec-row, .time-list li { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 1.2rem; }
  .mast { padding: 2.4rem 0 2rem; }
}
@media (max-width: 640px) {
  .container { width: min(var(--max), calc(100% - 1.6rem)) !important; }
  .ratio-4x5 { aspect-ratio: 16 / 10; }
  .more-row { align-items: flex-start; flex-direction: column; }
  .board-row strong { font-size: 1.2rem; }
}
@media (max-width: 520px) {
  .brand { font-size: 0.92rem; max-width: 68%; }
  h1 { font-size: 1.65rem; }
  .btn { width: 100%; }
  .news-item { gap: 0.35rem; }
}