/* roulang page: index */
:root {
  --bg: #12100E;
  --bg-raise: #1B1815;
  --paper: #F6F1E8;
  --paper-2: #EBE4D8;
  --amber: #D86A2A;
  --wine: #8C3A3A;
  --muted: #8A847C;
  --line: #2A2622;
  --ink: #F3EEE6;
  --ink-dark: #1A1612;
  --serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Heiti SC", sans-serif;
  --radius-ui: 18px;
  --radius-card: 2px;
  --shadow-nav: 0 10px 28px rgba(0, 0, 0, .28);
  --space-section: 88px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.85;
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; display: block; }
button, input, textarea { font-family: inherit; }
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, summary:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}
::selection { background: var(--amber); color: var(--bg); }
h1, h2, h3, .stat-num, .idx, .step-no, .still-no {
  font-family: var(--serif);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
p { margin: 0 0 0.8rem; }
.container-site {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}
.section { padding: var(--space-section) 0; }
.section-dark { background: var(--bg); color: var(--ink); }
.section-paper { background: var(--paper); color: var(--ink-dark); }
.section-strip { background: var(--paper-2); color: var(--ink-dark); padding: 42px 0; }
.block-head { max-width: 42rem; margin-bottom: 2rem; text-align: left; }
.block-kicker {
  display: block;
  margin-bottom: 0.6rem;
  color: var(--wine);
  font-family: var(--serif);
  font-size: 0.92rem;
  letter-spacing: 0.12em;
}
.block-title { margin: 0 0 0.85rem; font-size: clamp(1.8rem, 3vw, 2.7rem); }
.block-lead { margin: 0; max-width: 40rem; line-height: 1.85; }
.site-header { padding: 32px 28px 0; position: relative; z-index: 40; }
.site-header.is-stuck {
  position: fixed;
  top: 12px;
  left: 0;
  right: 0;
  padding: 0 28px;
}
.nav-shell {
  display: flex;
  align-items: center;
  gap: 12px 18px;
  flex-wrap: wrap;
  padding: 10px 12px 10px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-ui);
  background: rgba(18, 16, 14, .94);
  color: var(--ink);
}
.site-header.is-stuck .nav-shell { box-shadow: var(--shadow-nav); }
.brand {
  margin-right: auto;
  padding: 6px 2px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.05rem;
  line-height: 1.35;
  white-space: nowrap;
}
.brand:hover, .brand:active { color: var(--amber); }
.nav-check {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  height: 40px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  color: var(--ink);
  background: transparent;
  cursor: pointer;
}
.site-menu { display: flex; align-items: center; gap: 4px; }
.site-menu a {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 16px;
  color: var(--ink);
  transition: color .25s ease, background-color .25s ease;
}
.site-menu a:hover { color: var(--amber); }
.site-menu a:active { color: var(--ink-dark); background: var(--amber); }
.site-menu a.active { background: var(--amber); color: var(--bg); }
.hero { padding-top: 36px; padding-bottom: 78px; }
.hero-title {
  margin: 0 0 1rem;
  max-width: 4.7em;
  font-size: clamp(3.3rem, 7vw, 6.5rem);
  line-height: 1.05;
  animation: rise .4s ease both;
}
.hero-sub {
  margin: 0 0 1rem;
  font-size: 1.08rem;
  animation: rise .4s ease .1s both;
}
.hero-copy { max-width: 38rem; color: var(--ink); animation: rise .4s ease .16s both; }
.rule-draw {
  width: 100%;
  height: 1px;
  margin: 1.2rem 0 1.3rem;
  background: var(--amber);
  transform-origin: left center;
  animation: draw .4s ease .2s both;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.btn-amber, .btn-ghost, .btn-send {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: var(--radius-ui);
  border: 1px solid transparent;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: background-color .25s ease, color .25s ease, border-color .25s ease, transform .25s ease;
}
.btn-amber, .btn-send { background: var(--amber); color: var(--bg); }
.btn-amber:hover, .btn-send:hover { background: var(--bg); color: var(--paper); border-color: var(--amber); transform: translateY(-1px); }
.btn-amber:active, .btn-send:active, .btn-ghost:active { transform: translateY(0); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.section-paper .btn-ghost { color: var(--ink-dark); }
.btn-ghost:hover { color: var(--amber); border-color: var(--amber); }
.hero-still { height: 100%; min-height: 460px; }
.still-frame {
  position: relative;
  height: 100%;
  min-height: 460px;
  padding: 22px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background:
    linear-gradient(180deg, rgba(18,16,14,.1), rgba(18,16,14,.55)),
    repeating-linear-gradient(135deg, #2A211C 0 12px, #1A1612 12px 24px);
  overflow: hidden;
}
.still-no {
  color: var(--wine);
  font-size: 0.95rem;
  letter-spacing: 0.14em;
}
.still-cap {
  position: absolute;
  top: 22px;
  right: 14px;
  writing-mode: vertical-rl;
  font-family: var(--sans);
  letter-spacing: 0.18em;
  color: var(--ink);
}
.zone-map { margin-top: 48px; display: grid; gap: 10px; }
.zone-map div {
  padding: 14px 12px;
  border-top: 1px solid rgba(243, 238, 230, .28);
}
.zone-map b { display: block; font-family: var(--serif); font-size: 1.8rem; }
.zone-map span { color: var(--muted); }
.still-meta { margin-top: 28px; color: var(--paper); max-width: 12em; }
.zone-grid { display: grid; gap: 16px; grid-template-columns: 1fr; }
.zone-board {
  display: flex;
  flex-direction: column;
  min-height: 280px;
  padding: 28px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--paper);
  color: var(--ink-dark);
  transition: border-color .3s ease;
}
.zone-lg {
  background:
    linear-gradient(160deg, rgba(246,241,232,.94), rgba(246,241,232,.78)),
    repeating-linear-gradient(90deg, #E7D8C6 0 18px, #F6F1E8 18px 36px);
}
.zone-sm { background: #EFE7DB; }
.zone-board h3 { margin: 18px 0 12px; font-size: clamp(2rem, 4vw, 3.4rem); transition: letter-spacing .3s ease; }
.zone-board p { max-width: 28rem; }
.zone-board .go { margin-top: auto; color: var(--wine); font-weight: 700; }
.zone-board:hover { border-color: var(--amber); }
.zone-board:hover h3 { letter-spacing: 0.06em; }
.idx { color: var(--wine); letter-spacing: 0.16em; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 1.4rem; }
.tag {
  display: inline-flex;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 2px;
  color: var(--ink);
  transition: border-color .25s ease, color .25s ease, letter-spacing .25s ease;
}
.tag:hover { border-color: var(--amber); color: var(--amber); letter-spacing: 0.04em; }
.entry-line { border-top: 1px solid var(--line); }
.entry-line a {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  transition: letter-spacing .3s ease, color .3s ease;
}
.entry-line a:hover { color: var(--amber); letter-spacing: 0.03em; }
.entry-line b { color: var(--wine); font-family: var(--serif); font-weight: 700; }
.stat-grid { display: grid; grid-template-columns: 1fr; gap: 22px; }
.stat { padding-top: 8px; border-top: 1px solid var(--line); }
.stat-num { font-size: clamp(3rem, 6vw, 4.6rem); color: var(--ink-dark); }
.section-dark .stat-num { color: var(--ink); }
.stat-unit { margin-left: 6px; font-family: var(--sans); font-size: 1rem; font-weight: 700; }
.stat-note { color: var(--muted); }
.step-line { display: grid; grid-template-columns: 1fr; border-top: 1px solid var(--line); }
.step { padding: 22px 18px 8px 0; }
.step-no { display: block; margin-bottom: 10px; color: var(--wine); font-size: 1.3rem; }
.step h3 { margin: 0 0 8px; font-size: 1.45rem; }
.scene { align-items: stretch; }
.scene-still {
  min-height: 420px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background:
    linear-gradient(180deg, rgba(18,16,14,.05), rgba(18,16,14,.45)),
    linear-gradient(160deg, #8C3A3A 0%, #2A211C 42%, #12100E 100%);
  padding: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: var(--ink);
}
.scene-still strong { font-family: var(--serif); font-size: 2.4rem; }
.wall { display: grid; gap: 12px; grid-template-columns: 1fr; grid-template-areas: "a" "b" "c" "d" "e" "f"; }
.wall-card {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 180px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--bg-raise);
  color: var(--ink);
  transition: border-color .3s ease;
}
.wall-card h3 { margin: 8px 0; font-size: 1.55rem; transition: letter-spacing .3s ease; }
.wall-card:hover { border-color: var(--amber); }
.wall-card:hover h3 { letter-spacing: 0.05em; }
.w-a { grid-area: a; min-height: 320px; background: linear-gradient(200deg, #3A2A24, #12100E 70%); }
.w-b { grid-area: b; min-height: 200px; background: linear-gradient(90deg, #2A211C, #8C3A3A 140%); }
.w-c { grid-area: c; }
.w-d { grid-area: d; }
.w-e { grid-area: e; }
.w-f { grid-area: f; }
.news-item {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.news-date { color: var(--wine); font-family: var(--serif); }
.news-link { font-family: var(--serif); font-size: 1.28rem; transition: letter-spacing .3s ease, color .3s ease; }
.news-item:hover .news-link { color: var(--amber); letter-spacing: 0.04em; }
.news-item p { margin: 4px 0 0; color: var(--muted); }
.more-row { display: flex; justify-content: flex-start; padding-top: 18px; }
.spec-table { width: 100%; border-collapse: collapse; }
.spec-table th, .spec-table td {
  padding: 16px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  font-weight: 500;
}
.spec-table thead th { color: var(--wine); font-family: var(--serif); font-weight: 700; }
.spec-table tbody th { font-family: var(--serif); font-size: 1.25rem; width: 22%; }
.partner-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.partner-item {
  padding: 14px 22px;
  color: var(--muted);
  letter-spacing: 0.08em;
}
.partner-item + .partner-item { border-left: 1px solid var(--line); }
.faq-acc { --bs-accordion-bg: transparent; --bs-accordion-border-width: 0; --bs-accordion-btn-focus-box-shadow: none; }
.faq-acc .accordion-item { background: transparent; border: 0; border-bottom: 1px solid var(--line); border-radius: 0; }
.faq-acc .accordion-button {
  background: transparent;
  color: var(--ink);
  box-shadow: none;
  padding: 1.15rem 0;
  font-family: var(--serif);
  font-size: 1.2rem;
}
.faq-acc .accordion-button:not(.collapsed) { background: transparent; color: var(--amber); }
.faq-acc .accordion-button::after { filter: grayscale(1) brightness(2); }
.faq-acc .accordion-body { padding: 0 0 1.15rem; color: var(--ink); line-height: 1.85; }
.week-scroll { overflow-x: auto; padding-bottom: 8px; }
.week { display: grid; grid-template-columns: repeat(7, minmax(140px, 1fr)); gap: 10px; min-width: 980px; }
.day { border-top: 1px solid var(--line); padding-top: 12px; }
.day summary { cursor: pointer; list-style: none; min-height: 72px; }
.day summary::-webkit-details-marker { display: none; }
.day summary:hover { color: var(--amber); letter-spacing: 0.04em; }
.day p { margin-top: 10px; color: var(--ink-dark); }
.day-tag { display: block; color: var(--wine); font-family: var(--serif); }
.guard-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin: 0;
  padding: 8px 0 0;
  list-style: none;
}
.guard-item {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 52px;
  font-weight: 700;
}
.guard-item svg { width: 28px; height: 28px; stroke: var(--wine); fill: none; stroke-width: 1.5; flex: none; }
.entry-card {
  display: block;
  height: 100%;
  padding: 18px 16px 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background: var(--bg-raise);
  transition: border-color .3s ease;
}
.entry-card h3 { margin: 8px 0; font-size: 1.35rem; transition: letter-spacing .3s ease; }
.entry-card:hover { border-color: var(--amber); }
.entry-card:hover h3 { letter-spacing: 0.05em; color: var(--amber); }
.mobile-note { max-width: 40rem; }
.back-top { margin-top: 8px; }
.contact-card {
  padding: clamp(22px, 4vw, 42px);
  background: var(--paper);
  color: var(--ink-dark);
  border-radius: var(--radius-card);
  border: 1px solid transparent;
}
.contact-card .form-label { font-weight: 700; }
.contact-card .form-control {
  border-radius: var(--radius-ui);
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink-dark);
  min-height: 48px;
  box-shadow: none;
}
.contact-card textarea.form-control { min-height: 120px; padding-top: 12px; }
.contact-card .form-control:focus { border-color: var(--amber); box-shadow: none; }
.form-note { min-height: 1.5em; margin-top: 12px; color: var(--wine); }
.site-footer {
  padding: 36px 0 48px;
  background: var(--bg);
  color: var(--ink);
  border-top: 1px solid var(--line);
}
.foot-brand { margin: 0 0 8px; font-family: var(--serif); font-size: 1.35rem; }
.foot-copy { margin: 0; color: var(--muted); }
.foot-links { display: flex; flex-wrap: wrap; gap: 8px 16px; margin-top: 14px; }
.foot-links a:hover { color: var(--amber); }
@keyframes rise {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}
@keyframes draw {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}
@media (min-width: 576px) {
  .stat-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 768px) {
  .zone-grid { grid-template-columns: 1.45fr .8fr; }
  .zone-lg { min-height: 460px; }
  .zone-sm { min-height: 460px; }
  .step-line { grid-template-columns: repeat(4, 1fr); }
  .step + .step { border-left: 1px solid var(--line); padding-left: 16px; }
  .wall { grid-template-columns: 1.25fr .75fr; grid-template-areas: "a b" "a c" "d e" "f f"; }
  .w-a { min-height: 460px; }
}
@media (min-width: 992px) {
  .stat-grid { grid-template-columns: repeat(4, 1fr); }
}
@media (min-width: 1200px) {
  .wall {
    grid-template-columns: 1.15fr 1.15fr .85fr .85fr;
    grid-template-areas: "a a c d" "a a e f" "b b b b";
  }
}
@media (max-width: 1024px) {
  .hero-title { font-size: clamp(2.8rem, 8vw, 4.6rem); }
  .still-frame, .hero-still { min-height: 380px; }
}
@media (max-width: 767.98px) {
  :root { --space-section: 56px; }
  .container-site { width: min(1180px, calc(100% - 32px)); }
  .guard-bar { grid-template-columns: 1fr 1fr; }
  .news-item, .entry-line a { grid-template-columns: 72px 1fr; }
  .partner-item + .partner-item { border-left: 0; }
}
@media (max-width: 575.98px) {
  .site-header, .site-header.is-stuck { padding-left: 12px; padding-right: 12px; }
  .site-header { padding-top: 24px; }
  .nav-shell { border-radius: 18px; }
  .brand { white-space: normal; max-width: 68%; font-size: 0.98rem; }
  .nav-toggle { display: inline-flex; }
  .site-menu { display: none; width: 100%; flex-direction: column; align-items: stretch; padding: 4px 0 8px; }
  .nav-check:checked ~ .site-menu { display: flex; }
  .hero-title { max-width: 5.2em; font-size: 2.45rem; }
  .hero-actions, .btn-amber, .btn-ghost, .btn-send { width: 100%; }
  .guard-bar, .stat-grid { grid-template-columns: 1fr; }
  .news-item { grid-template-columns: 1fr; gap: 4px; }
  .still-cap { letter-spacing: 0.12em; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

/* roulang page: category1 */
:root {
  --bg: #12100E;
  --bg-raise: #1B1815;
  --paper: #F6F1E8;
  --paper-2: #EBE4D8;
  --amber: #D86A2A;
  --wine: #8C3A3A;
  --muted: #8A847C;
  --line: #2A2622;
  --ink: #F3EEE6;
  --ink-dark: #1A1612;
  --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", "Heiti SC", sans-serif;
  --radius-ui: 18px;
  --radius-card: 2px;
  --shadow-nav: 0 10px 28px rgba(0, 0, 0, .28);
  --space-section: 88px;
}
:root { --space-section: 56px; }
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.85;
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; display: block; }
button, input, textarea { font-family: inherit; }
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, summary:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}
.container-site {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}
.section { padding: var(--space-section) 0; }
.section-dark { background: var(--bg); color: var(--ink); }
.section-paper { background: var(--paper); color: var(--ink-dark); }
.section-strip { background: var(--paper-2); color: var(--ink-dark); padding: 42px 0; }
.kicker {
  margin: 0 0 10px;
  color: var(--wine);
  font-size: 0.82rem;
  letter-spacing: 0.18em;
}
.block-title {
  margin: 0 0 0.85rem;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  line-height: 1.2;
}
.block-lead { margin: 0; max-width: 40rem; line-height: 1.85; }
.site-header { padding: 32px 28px 0; position: relative; z-index: 40; }
.site-header.is-stuck {
  position: fixed;
  top: 12px;
  left: 0;
  right: 0;
  padding: 0 28px;
}
.nav-shell {
  display: flex;
  align-items: center;
  gap: 12px 18px;
  flex-wrap: wrap;
  padding: 10px 12px 10px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-ui);
  background: rgba(18, 16, 14, .94);
  color: var(--ink);
}
.site-header.is-stuck .nav-shell { box-shadow: var(--shadow-nav); }
.brand {
  margin-right: auto;
  padding: 6px 2px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.05rem;
  line-height: 1.35;
  white-space: nowrap;
}
.brand:hover, .brand:active { color: var(--amber); }
.nav-check {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  height: 40px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  color: var(--ink);
  background: transparent;
  cursor: pointer;
}
.site-menu { display: flex; align-items: center; gap: 4px; }
.site-menu a {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 16px;
  color: var(--ink);
  transition: color .25s ease, background-color .25s ease;
}
.site-menu a:hover { color: var(--amber); }
.site-menu a:active { color: var(--ink-dark); background: var(--amber); }
.site-menu a.active { background: var(--amber); color: var(--bg); }
.btn-amber, .btn-ghost, .btn-send {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: var(--radius-ui);
  border: 1px solid transparent;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  transition: background-color .25s ease, color .25s ease, border-color .25s ease, transform .25s ease;
}
.btn-amber, .btn-send { background: var(--amber); color: var(--bg); }
.btn-amber:hover, .btn-send:hover { background: var(--bg); color: var(--paper); border-color: var(--amber); transform: translateY(-1px); }
.btn-amber:active, .btn-send:active, .btn-ghost:active { transform: translateY(0); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.section-paper .btn-ghost, .section-strip .btn-ghost { color: var(--ink-dark); border-color: #c9c0b4; }
.btn-ghost:hover { color: var(--amber); border-color: var(--amber); }
.cat-head { padding: 28px 0 48px; }
.cat-title {
  margin: 0 0 12px;
  max-width: 7em;
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(2.6rem, 5vw, 4.6rem);
  line-height: 1.08;
  animation: rise .4s ease both;
}
.cat-sub {
  margin: 0 0 18px;
  max-width: 28rem;
  font-size: 1.05rem;
  line-height: 1.8;
  animation: rise .4s ease .08s both;
}
.cat-actions { display: flex; flex-wrap: wrap; gap: 12px; animation: rise .4s ease .16s both; }
.still {
  position: relative;
  min-height: 280px;
  height: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius-card);
  background:
    linear-gradient(160deg, rgba(216,106,42,.28), transparent 42%),
    linear-gradient(210deg, #3A2A24 0%, #12100E 72%);
  overflow: hidden;
}
.still::before {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  top: 18px;
  height: 1px;
  background: var(--amber);
  transform-origin: left;
  animation: draw .4s ease both;
}
.still-meta {
  position: absolute;
  right: 18px;
  bottom: 18px;
  writing-mode: vertical-rl;
  letter-spacing: 0.22em;
  color: var(--paper);
  font-family: var(--serif);
}
.still-index {
  position: absolute;
  left: 18px;
  bottom: 16px;
  color: var(--wine);
  font-family: var(--serif);
  font-size: 2rem;
  line-height: 1;
}
.filter-bar { border-top: 1px solid #ddd4c6; border-bottom: 1px solid #ddd4c6; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; }
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 6px 12px;
  border: 1px solid #cfc6b8;
  border-radius: 2px;
  color: var(--ink-dark);
  background: transparent;
  transition: border-color .25s ease, color .25s ease, letter-spacing .25s ease;
}
.section-dark .tag { border-color: var(--line); color: var(--ink); }
.tag:hover { border-color: var(--amber); color: var(--amber); letter-spacing: 0.04em; }
.side-filter {
  position: sticky;
  top: 92px;
  padding-right: 8px;
}
.side-filter h2 {
  margin: 0 0 14px;
  font-family: var(--serif);
  font-size: 1.45rem;
}
.side-filter a {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  color: var(--ink);
  transition: color .25s ease, letter-spacing .25s ease;
}
.side-filter a:hover { color: var(--amber); letter-spacing: 0.04em; }
.side-filter a span { color: var(--wine); font-family: var(--serif); }
.entry-line {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  transition: letter-spacing .3s ease, color .3s ease;
}
.entry-line:hover { color: var(--amber); letter-spacing: 0.03em; }
.entry-no {
  color: var(--wine);
  font-family: var(--serif);
  font-size: 1.35rem;
  line-height: 1.4;
}
.entry-line strong {
  display: block;
  font-family: var(--serif);
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1.35;
}
.entry-line em {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-style: normal;
  font-size: 0.95rem;
}
.more-row { display: flex; justify-content: flex-start; padding-top: 18px; }
.note-list { list-style: none; margin: 0; padding: 0; }
.note-list li {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 16px;
  padding: 22px 0;
  border-top: 1px solid #ddd4c6;
}
.note-list li:last-child { border-bottom: 1px solid #ddd4c6; }
.note-no { color: var(--wine); font-family: var(--serif); font-size: 1.8rem; line-height: 1; }
.note-list h3 { margin: 0 0 4px; font-family: var(--serif); font-size: 1.45rem; }
.note-list p { margin: 0; max-width: 36rem; }
.qa { border-top: 1px solid var(--line); }
.qa:last-of-type { border-bottom: 1px solid var(--line); }
.qa summary {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--serif);
  font-size: 1.25rem;
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after { content: "+"; color: var(--wine); font-family: var(--sans); }
.qa[open] summary::after { content: "–"; }
.qa summary:hover { color: var(--amber); letter-spacing: 0.03em; }
.qa p { margin: 0 0 16px; max-width: 40rem; color: var(--muted); }
.order-line {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-top: 8px;
  border-top: 1px solid #cfc6b8;
}
.order-step { padding: 22px 18px 0 0; }
.order-step b {
  display: block;
  margin-bottom: 8px;
  color: var(--wine);
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 700;
}
.order-step h3 { margin: 0 0 8px; font-family: var(--serif); font-size: 1.35rem; }
.order-step p { margin: 0; }
.rel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 48px; }
.rel-grid a {
  display: block;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  transition: color .25s ease, letter-spacing .25s ease;
}
.rel-grid a:hover { color: var(--amber); letter-spacing: 0.04em; }
.rel-grid small { display: block; color: var(--wine); font-family: var(--serif); }
.rel-grid strong { display: block; margin-top: 4px; font-family: var(--serif); font-size: 1.35rem; font-weight: 700; }
.rel-grid span { display: block; color: var(--muted); }
.end-row { display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
.end-row p { margin: 0; font-family: var(--serif); font-size: clamp(1.4rem, 2.4vw, 2rem); line-height: 1.35; }
.site-footer { padding: 36px 0 48px; background: var(--bg); color: var(--muted); border-top: 1px solid var(--line); }
.foot-brand { margin: 0 0 8px; color: var(--ink); font-family: var(--serif); font-size: 1.15rem; }
.foot-copy { margin: 0 0 12px; }
.foot-links { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.foot-links a { color: var(--ink); }
.foot-links a:hover { color: var(--amber); }
@keyframes rise {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}
@keyframes draw {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}
@media (max-width: 1199.98px) {
  .cat-title { max-width: 8em; }
  .still { min-height: 240px; }
}
@media (max-width: 991.98px) {
  .order-line { grid-template-columns: 1fr 1fr; }
  .side-filter { position: static; margin-bottom: 8px; }
}
@media (max-width: 767.98px) {
  .site-header { padding: 24px 16px 0; }
  .site-header.is-stuck { padding: 0 16px; top: 8px; }
  .nav-toggle { display: inline-flex; }
  .site-menu {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
  }
  .nav-check:checked ~ .site-menu { display: flex; }
  .site-menu a { width: 100%; border-radius: 16px; }
  .container-site { width: min(1180px, calc(100% - 32px)); }
  .cat-title { max-width: none; font-size: clamp(2.2rem, 11vw, 3.2rem); }
  .still { min-height: 220px; margin-top: 8px; }
  .rel-grid { grid-template-columns: 1fr; gap: 0; }
  .order-line { grid-template-columns: 1fr; }
  .entry-line, .note-list li { grid-template-columns: 52px 1fr; }
}
@media (max-width: 575.98px) {
  .brand { font-size: 0.98rem; white-space: normal; }
  .nav-shell { border-radius: 18px; }
  .cat-actions, .end-row { align-items: stretch; }
  .btn-amber, .btn-ghost { width: 100%; }
  .section { padding: 42px 0; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
  html { scroll-behavior: auto; }
}

/* roulang page: category2 */
:root {
 --bg: #12100E;
 --bg-raise: #1B1815;
 --paper: #F6F1E8;
 --paper-2: #EBE4D8;
 --amber: #D86A2A;
 --wine: #8C3A3A;
 --muted: #8A847C;
 --line: #2A2622;
 --ink: #F3EEE6;
 --ink-dark: #1A1612;
 --serif: "Source Han Serif SC", "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif;
 --sans: "Source Han Sans SC", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Heiti SC", sans-serif;
 --radius-ui: 18px;
 --radius-card: 2px;
 --shadow-nav: 0 10px 28px rgba(0, 0, 0, .28);
 --space-section: 88px;
}
:root { --space-section: 56px; }
/* roulang page: category2 */
:root {
 --bg: #12100E;
 --bg-raise: #1B1815;
 --paper: #F6F1E8;
 --paper-2: #EBE4D8;
 --amber: #D86A2A;
 --wine: #8C3A3A;
 --muted: #8A847C;
 --line: #2A2622;
 --ink: #F3EEE6;
 --ink-dark: #1A1612;
 --serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
 --sans: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", "Heiti SC", sans-serif;
 --radius-ui: 18px;
 --radius-card: 2px;
 --shadow-nav: 0 10px 28px rgba(0, 0, 0, .28);
 --space-section: 88px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 background: var(--bg);
 color: var(--ink);
 font-family: var(--sans);
 font-size: 16px;
 line-height: 1.85;
 text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; display: block; }
button, input, textarea { font-family: inherit; }
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, summary:focus-visible {
 outline: 2px solid var(--amber);
 outline-offset: 3px;
}
.container-site {
 width: min(1180px, calc(100% - 48px));
 margin: 0 auto;
}
.section { padding: var(--space-section) 0; }
.section-dark { background: var(--bg); color: var(--ink); }
.section-raise { background: var(--bg-raise); color: var(--ink); }
.section-paper { background: var(--paper); color: var(--ink-dark); }
.section-strip { background: var(--paper-2); color: var(--ink-dark); padding: 42px 0; }
.block-title {
 margin: 0 0 0.85rem;
 font-family: var(--serif);
 font-weight: 600;
 letter-spacing: 0.02em;
 font-size: clamp(1.8rem, 3vw, 2.7rem);
 line-height: 1.2;
}
.block-lead { margin: 0; max-width: 40rem; line-height: 1.85; }
.site-header { padding: 32px 28px 0; position: relative; z-index: 40; }
.site-header.is-stuck {
 position: fixed;
 top: 12px;
 left: 0;
 right: 0;
 padding: 0 28px;
}
.nav-shell {
 display: flex;
 align-items: center;
 gap: 12px 18px;
 flex-wrap: wrap;
 padding: 10px 12px 10px 18px;
 border: 1px solid var(--line);
 border-radius: var(--radius-ui);
 background: rgba(18, 16, 14, .94);
 color: var(--ink);
}
.site-header.is-stuck .nav-shell { box-shadow: var(--shadow-nav); }
.brand {
 margin-right: auto;
 padding: 6px 2px;
 color: var(--ink);
 font-family: var(--serif);
 font-size: 1.05rem;
 line-height: 1.35;
 white-space: nowrap;
}
.brand:hover, .brand:active { color: var(--amber); }
.nav-check {
 position: absolute;
 width: 1px;
 height: 1px;
 opacity: 0;
 pointer-events: none;
}
.nav-toggle {
 display: none;
 align-items: center;
 justify-content: center;
 min-width: 72px;
 height: 40px;
 padding: 0 14px;
 border: 1px solid var(--line);
 border-radius: 16px;
 color: var(--ink);
 background: transparent;
 cursor: pointer;
}
.site-menu { display: flex; align-items: center; gap: 4px; }
.site-menu a {
 display: inline-flex;
 align-items: center;
 padding: 8px 14px;
 border-radius: 16px;
 color: var(--ink);
 transition: color .25s ease, background-color .25s ease;
}
.site-menu a:hover { color: var(--amber); }
.site-menu a:active { color: var(--ink-dark); background: var(--amber); }
.site-menu a.active { background: var(--amber); color: var(--bg); }
.btn-amber, .btn-ghost, .btn-send {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 min-height: 48px;
 padding: 0 20px;
 border-radius: var(--radius-ui);
 border: 1px solid transparent;
 font-weight: 700;
 line-height: 1;
 cursor: pointer;
 transition: background-color .25s ease, color .25s ease, border-color .25s ease, transform .25s ease;
}
.btn-amber, .btn-send { background: var(--amber); color: var(--bg); }
.btn-amber:hover, .btn-send:hover { background: var(--bg); color: var(--paper); border-color: var(--amber); transform: translateY(-1px); }
.btn-amber:active, .btn-send:active, .btn-ghost:active { transform: translateY(0); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.section-paper .btn-ghost, .section-strip .btn-ghost { color: var(--ink-dark); border-color: #cfc6b8; }
.btn-ghost:hover { color: var(--amber); border-color: var(--amber); }
.cat-head { position: relative; overflow: hidden; padding-top: 72px; padding-bottom: 64px; }
.cat-head::before {
 content: "";
 position: absolute;
 right: -6%;
 top: -30%;
 width: 42%;
 height: 180%;
 background: linear-gradient(160deg, #3a2418 0%, #1b1815 62%);
 transform: skewX(-16deg);
 border-left: 1px solid var(--line);
}
.cat-head .container-site { position: relative; z-index: 1; }
.kicker {
 margin: 0 0 12px;
 color: var(--wine);
 font-size: 0.92rem;
 letter-spacing: 0.18em;
}
.cat-title {
 margin: 0;
 max-width: 8em;
 font-family: var(--serif);
 font-weight: 700;
 font-size: clamp(2.6rem, 6vw, 5.2rem);
 line-height: 1.08;
 animation: rise .4s ease both;
}
.head-rule {
 width: 0;
 height: 1px;
 margin: 22px 0 18px;
 background: var(--amber);
 animation: draw .4s ease .15s forwards;
}
.cat-sub {
 margin: 0 0 22px;
 max-width: 28rem;
 font-size: 1.08rem;
 line-height: 1.75;
 animation: rise .4s ease .12s both;
}
.poster-band { padding-top: 28px; padding-bottom: 36px; }
.poster-track {
 display: grid;
 grid-template-columns: 1.6fr 0.9fr 1.15fr 0.85fr;
 gap: 12px;
}
.poster-card {
 min-height: 220px;
 padding: 16px;
 border: 1px solid var(--line);
 border-radius: var(--radius-card);
 display: flex;
 flex-direction: column;
 justify-content: space-between;
 background: #161310;
 transition: border-color .3s ease;
}
.poster-card:hover { border-color: var(--amber); }
.poster-card:hover strong { letter-spacing: 0.06em; }
.poster-card strong {
 font-family: var(--serif);
 font-size: 1.55rem;
 font-weight: 600;
 line-height: 1.25;
 transition: letter-spacing .3s ease;
}
.poster-no { color: var(--wine); font-size: 0.86rem; letter-spacing: 0.12em; }
.poster-note { margin: 8px 0 0; color: var(--muted); font-size: 0.92rem; }
.p-a { background: linear-gradient(200deg, #3a2a24, #12100e 72%); }
.p-b { background: linear-gradient(180deg, #2a221c, #12100e 70%); }
.p-c { background: linear-gradient(210deg, #3a2424, #14110f 68%); }
.p-d { background: linear-gradient(190deg, #2c241c, #12100e 74%); }
.dense-list { margin-top: 8px; }
.dense-row {
 display: grid;
 grid-template-columns: 76px 1fr;
 gap: 16px;
 align-items: center;
 padding: 16px 0;
 border-bottom: 1px solid #ddd4c6;
}
.thumb {
 width: 76px;
 height: 102px;
 border-radius: var(--radius-card);
 border: 1px solid #ddd4c6;
}
.t1 { background: linear-gradient(180deg, #d86a2a, #3a241c); }
.t2 { background: linear-gradient(180deg, #8c3a3a, #1a1612); }
.t3 { background: linear-gradient(200deg, #c4b7a4, #3a322c); }
.t4 { background: linear-gradient(180deg, #e7d7c4, #8c3a3a); }
.t5 { background: linear-gradient(160deg, #1a1612, #d86a2a); }
.t6 { background: linear-gradient(180deg, #5c4036, #f6f1e8); }
.dense-row h3 { margin: 0; font-family: var(--serif); font-size: 1.35rem; font-weight: 600; line-height: 1.3; }
.dense-row h3 a { transition: color .25s ease, letter-spacing .3s ease; }
.dense-row:hover h3 a { color: var(--amber); letter-spacing: 0.04em; }
.dense-row p { margin: 4px 0 0; color: #5e5852; }
.more-row { display: flex; justify-content: flex-start; padding-top: 18px; }
.compare-wrap { overflow-x: auto; margin-top: 12px; }
.spec-table { width: 100%; min-width: 640px; border-collapse: collapse; }
.spec-table th, .spec-table td {
 padding: 18px 14px;
 border-bottom: 1px solid var(--line);
 text-align: left;
 vertical-align: top;
 font-weight: 400;
}
.spec-table thead th {
 color: var(--muted);
 font-size: 0.92rem;
 letter-spacing: 0.08em;
}
.spec-table tbody th {
 font-family: var(--serif);
 font-size: 1.25rem;
 width: 18%;
 color: var(--ink);
}
.scene-list { list-style: none; margin: 18px 0 0; padding: 0; }
.scene-list li {
 display: grid;
 grid-template-columns: 52px 1fr;
 gap: 16px;
 padding: 18px 0;
 border-top: 1px solid #ddd4c6;
}
.scene-list li:last-child { border-bottom: 1px solid #ddd4c6; }
.scene-no { color: var(--wine); font-family: var(--serif); font-size: 1.3rem; }
.scene-list h3 { margin: 0; font-family: var(--serif); font-size: 1.4rem; }
.scene-list p { margin: 4px 0 0; }
.faq-list { margin-top: 8px; }
.faq-list details {
 border-bottom: 1px solid var(--line);
}
.faq-list summary {
 cursor: pointer;
 list-style: none;
 padding: 18px 0;
 font-family: var(--serif);
 font-size: 1.25rem;
 display: flex;
 justify-content: space-between;
 gap: 16px;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; color: var(--wine); font-family: var(--sans); }
.faq-list details[open] summary::after { content: "–"; }
.faq-list details[open] summary { color: var(--amber); }
.faq-list p { margin: 0 0 16px; color: var(--muted); max-width: 40rem; }
.rel-link {
 display: block;
 padding: 18px 0;
 border-bottom: 1px solid #ddd4c6;
 transition: color .25s ease, letter-spacing .3s ease;
}
.rel-link span { display: block; color: var(--wine); font-size: 0.86rem; letter-spacing: 0.08em; }
.rel-link strong { font-family: var(--serif); font-size: 1.35rem; font-weight: 600; }
.rel-link:hover { color: var(--amber); letter-spacing: 0.03em; }
.end-bar {
 display: flex;
 flex-wrap: wrap;
 align-items: center;
 justify-content: space-between;
 gap: 16px 24px;
}
.end-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.site-footer {
 background: #0e0c0a;
 color: var(--ink);
 padding: 48px 0 56px;
 border-top: 1px solid var(--line);
}
.foot-brand { font-family: var(--serif); font-size: 1.35rem; margin: 0 0 8px; }
.foot-copy { color: var(--muted); margin: 0 0 16px; }
.foot-links { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.foot-links a { transition: color .25s ease; }
.foot-links a:hover { color: var(--amber); }
@keyframes rise {
 from { opacity: 0; transform: translateY(12px); }
 to { opacity: 1; transform: none; }
}
@keyframes draw { to { width: 168px; } }
@media (max-width: 1199.98px) {
 .poster-track { grid-template-columns: 1.4fr 1fr 1fr; }
 .poster-card:last-child { display: none; }
}
@media (max-width: 991.98px) {
 .poster-track { grid-template-columns: 1fr 1fr; }
 .poster-card:last-child { display: flex; }
 .cat-head::before { width: 28%; opacity: .85; }
}
@media (max-width: 767.98px) {
 .nav-toggle { display: inline-flex; }
 .site-menu {
 display: none;
 width: 100%;
 flex-direction: column;
 align-items: stretch;
 }
 .nav-check:checked ~ .site-menu { display: flex; }
 .site-menu a { width: 100%; }
 .site-header { padding: 24px 16px 0; }
 .site-header.is-stuck { padding: 0 16px; }
 .container-site { width: min(1180px, calc(100% - 32px)); }
 .poster-card { min-height: 180px; }
}
@media (max-width: 575.98px) {
 .cat-title { font-size: 2.35rem; max-width: 7em; }
 .nav-shell { border-radius: 18px; }
 .site-header { padding: 24px 12px 0; }
 .site-header.is-stuck { top: 8px; padding: 0 12px; }
 .poster-track { grid-template-columns: 1fr; }
 .brand { font-size: 0.98rem; white-space: normal; }
 .dense-row { grid-template-columns: 64px 1fr; }
 .thumb { width: 64px; height: 86px; }
}
@media (prefers-reduced-motion: reduce) {
 html { scroll-behavior: auto; }
 *, *::before, *::after {
 animation: none !important;
 transition: none !important;
 }
 .head-rule { width: 168px; }
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}