/* roulang page: index */
:root {
  --ink: #2A2420;
  --muted: #6B5E56;
  --paper: #F6F1E8;
  --peach: #FFF8F2;
  --white: #FFFCF8;
  --apricot: #E07A3D;
  --apricot-deep: #C8642E;
  --mint: #3CB8A9;
  --plum: #7A4E72;
  --line: #E6DDD2;
  --shadow: 0 8px 24px rgba(42, 36, 32, .08);
  --shadow-hover: 0 12px 28px rgba(42, 36, 32, .12);
  --radius: 24px;
  --nav-h: 68px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  background: var(--paper);
  color: var(--ink);
  font-size: 17px;
  line-height: 1.75;
}
img { max-width: 100%; display: block; }
button, input, textarea { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; }
h1 { font-weight: 700; line-height: 1.25; letter-spacing: 0; }
h2 { font-weight: 700; line-height: 1.35; font-size: clamp(1.4rem, 2vw, 1.85rem); }
h3 { font-weight: 700; line-height: 1.4; font-size: 1.05rem; }
p { margin-bottom: 1em; }
.wrap { width: min(1180px, calc(100% - 40px)); margin-inline: auto; }
.lead { max-width: 36em; color: var(--ink); font-size: 16px; line-height: 1.75; margin-bottom: 1.05em; }
.muted { color: var(--muted); }
.block { padding: 88px 0; scroll-margin-top: 84px; }
.tone-paper { background: var(--paper); }
.tone-peach { background: var(--peach); }
.tone-white { background: var(--white); }
.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--nav-h);
  background: rgba(246, 241, 232, .96);
  border-bottom: 1px solid transparent;
}
.topbar.is-stuck {
  border-bottom-color: var(--line);
  box-shadow: 0 8px 24px rgba(42, 36, 32, .08);
}
.nav-bar {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  gap: 20px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 16px;
  line-height: 1.2;
  white-space: nowrap;
  flex: 0 0 auto;
}
.logo-mark {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--apricot);
  box-shadow: 0 0 0 4px rgba(224, 122, 61, .18);
}
.main-nav { display: flex; align-items: center; gap: 6px; margin-left: 12px; }
.nav-link {
  min-height: 40px;
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 600;
}
.nav-link:hover { background: rgba(224, 122, 61, .12); }
.nav-link.is-active { color: var(--apricot-deep); background: rgba(224, 122, 61, .14); }
.nav-cta { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.nav-toggle {
  display: none;
  margin-left: auto;
  height: 44px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--white);
  cursor: pointer;
}
.mobile-nav {
  display: none;
  background: var(--peach);
  border-top: 1px solid var(--line);
  padding: 12px 20px 18px;
}
.mobile-nav.is-open { display: block; }
.mobile-nav a.nav-link { display: flex; }
.mobile-cta { display: grid; gap: 10px; margin-top: 8px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 46px;
  padding: 0 22px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: background .15s, color .15s, border-color .15s, transform .15s, box-shadow .15s;
}
.btn:focus-visible, .nav-link:focus-visible, .tile:focus-visible, .news-title:focus-visible, summary:focus-visible, .rail-card:focus-visible, .scene:focus-visible, .poster:focus-visible {
  outline: 2px solid var(--apricot);
  outline-offset: 3px;
}
.btn-main { background: var(--apricot); color: var(--ink); }
.btn-main:hover, .btn-main:active { background: var(--apricot-deep); }
.btn-ghost { background: transparent; color: var(--plum); border-color: var(--plum); }
.btn-ghost:hover, .btn-ghost:active { background: rgba(122, 78, 114, .1); }
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
  gap: 42px;
  align-items: center;
}
.hero-title { font-size: clamp(1.8rem, 3.4vw, 2.7rem); margin-bottom: .7em; }
.subline { font-size: 18px; line-height: 1.7; margin-bottom: .8em; max-width: 34em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }
.screen {
  position: relative;
  background: var(--white);
  border-radius: 28px;
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
  overflow: hidden;
  min-height: 360px;
}
.screen-bar { height: 4px; background: var(--mint); }
.screen-body { padding: 22px; display: grid; gap: 12px; }
.slab { border-radius: 20px; min-height: 92px; position: relative; }
.slab-a { background: #F0C7AE; min-height: 150px; }
.slab-b { background: #E7D3C4; }
.slab-c { background: #F6E4D8; }
.slab-row { display: grid; grid-template-columns: 1.2fr .8fr; gap: 12px; }
.screen-meta {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--muted);
}
.sticker {
  position: absolute;
  top: 22px;
  right: 18px;
  background: var(--apricot);
  color: var(--ink);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 700;
  transform: rotate(6deg);
}
.bento {
  display: grid;
  grid-template-columns: 1.25fr 1fr 1fr;
  grid-template-areas:
    "big watch watch"
    "week mobile filter";
  gap: 16px;
}
.tile {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 180px;
  padding: 22px;
  border-radius: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
  transition: transform .15s, box-shadow .15s;
}
.tile:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.tile::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
}
.tile-big { grid-area: big; background: #FFF6EE; min-height: 280px; }
.tile-big::before { background: var(--apricot); }
.tile-watch { grid-area: watch; }
.tile-watch::before { background: var(--plum); }
.tile-week { grid-area: week; }
.tile-week::before { background: var(--mint); }
.tile-mobile { grid-area: mobile; }
.tile-mobile::before { background: var(--apricot); }
.tile-filter { grid-area: filter; }
.tile-filter::before { background: var(--plum); }
.tag {
  display: inline-flex;
  align-items: center;
  height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--mint);
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
  width: max-content;
}
.tag-plum { background: transparent; color: var(--plum); border: 1px solid var(--plum); }
.tile p, .step p, .scene p, .poster p, .rail-card p, .device p, .partner-note { color: var(--muted); font-size: 14px; line-height: 1.7; margin: 8px 0 0; }
.stat-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.stat { padding: 26px 22px; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat b {
  display: block;
  color: var(--apricot-deep);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  line-height: 1.1;
  font-weight: 700;
}
.stat span { display: block; margin-top: 6px; font-weight: 700; }
.stat small { color: var(--muted); font-size: 13px; }
.step-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.step {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 20px;
  box-shadow: var(--shadow);
  min-height: 210px;
}
.step-no {
  width: 36px; height: 36px; border-radius: 999px;
  display: grid; place-items: center;
  background: var(--apricot); font-weight: 700; margin-bottom: 12px;
}
.scene-row { display: grid; grid-template-columns: 1.45fr 1fr .82fr; gap: 16px; }
.scene {
  display: block;
  border-radius: 24px;
  padding: 22px;
  min-height: 230px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  transition: transform .15s, box-shadow .15s;
}
.scene:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.scene-night { background: #2A2420; color: #F6F1E8; }
.scene-night p { color: #E6DDD2; }
.scene-bit { background: var(--white); }
.scene-wide { background: #F3D7C6; }
.poster-wall {
  display: grid;
  grid-template-columns: 1.35fr 1fr .9fr;
  grid-template-rows: 148px 148px 148px;
  gap: 16px;
}
.poster {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 16px;
  border-radius: 24px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  color: var(--ink);
  position: relative;
  overflow: hidden;
  transition: transform .15s, box-shadow .15s;
}
.poster:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.poster-lg { grid-column: 1; grid-row: 1 / span 2; background: #F0C7AE; }
.poster-a { grid-column: 2; grid-row: 1; background: #E7D3C4; }
.poster-tall { grid-column: 3; grid-row: 1 / span 2; background: #EBD9CF; }
.poster-mid { grid-column: 2; grid-row: 2 / span 2; background: #F6E4D8; }
.poster-b { grid-column: 1; grid-row: 3; background: #F8EFE7; }
.poster-c { grid-column: 3; grid-row: 3; background: #E9CBB8; }
.poster .chip, .rail-card .chip {
  position: absolute;
  top: 14px; left: 14px;
  background: var(--white);
  border-radius: 999px;
  padding: 4px 8px;
  font-size: 12px;
  font-weight: 700;
}
.news-row {
  display: grid;
  grid-template-columns: .82fr 1.18fr;
  gap: 28px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.news-title { font-weight: 700; }
.news-title:hover { color: var(--apricot-deep); }
.meta { color: var(--muted); font-size: 13px; margin: 6px 0 0; }
.news-more { margin: 18px 0 0; }
.news-more a {
  color: var(--plum);
  font-weight: 700;
  border-bottom: 1px solid var(--plum);
}
.news-more a:hover { color: var(--apricot-deep); border-color: var(--apricot-deep); }
.week-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.day {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 18px;
  min-height: 148px;
  box-shadow: var(--shadow);
}
.day-hot { grid-column: span 2; background: #FFF1E6; border-color: #F0C7AE; }
.dot { width: 8px; height: 8px; border-radius: 999px; background: var(--mint); display: inline-block; margin-right: 6px; }
.partner-row {
  display: flex;
  gap: 12px;
  align-items: center;
  overflow: auto;
  padding-bottom: 4px;
}
.partner {
  flex: 0 0 auto;
  min-width: 148px;
  height: 72px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: #EFE8E1;
  color: #8A817A;
  display: grid;
  place-items: center;
  font-weight: 700;
  filter: grayscale(1);
}
.faq { display: grid; gap: 12px; }
.faq details {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 0 18px;
}
.faq details[open] { background: var(--paper); }
.faq summary {
  cursor: pointer;
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 700;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--apricot-deep); font-size: 22px; font-weight: 500; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); padding-bottom: 14px; max-width: 40em; }
.guarantee {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.g-item {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 14px 16px;
}
.g-item strong { display: block; margin-bottom: 4px; }
.g-item p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.65; }
.contact-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 28px; align-items: start; }
.form {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 22px;
  box-shadow: var(--shadow);
  display: grid;
  gap: 12px;
}
.field { display: grid; gap: 6px; font-size: 14px; font-weight: 700; }
.field input, .field textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 16px;
  padding: 12px 14px;
  font-weight: 400;
  outline: none;
}
.field textarea { min-height: 110px; resize: vertical; }
.field input:focus, .field textarea:focus { border-color: var(--apricot); box-shadow: 0 0 0 3px rgba(224, 122, 61, .2); }
.form-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.form-msg { min-height: 1.5em; color: var(--plum); font-size: 14px; margin: 0; }
.device-board { display: grid; grid-template-columns: 1.15fr .85fr; gap: 16px; }
.device {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 22px;
  box-shadow: var(--shadow);
}
.device-phone { min-height: 240px; background: #FFF6EE; }
.device-pad { margin-top: 36px; min-height: 200px; }
.device-desk { grid-column: 1 / -1; margin-left: 10%; background: #F6E4D8; }
.rail {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 10px;
}
.rail-card {
  flex: 0 0 270px;
  scroll-snap-align: start;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform .15s, box-shadow .15s;
}
.rail-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.rail-cover { height: 140px; background: #F0C7AE; position: relative; }
.rail-cover.alt { background: #E7D3C4; }
.rail-cover.deep { background: #E9CBB8; }
.rail-card div.body, .rail-card .body { padding: 14px 16px 16px; }
.short-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
.short-item { display: grid; grid-template-columns: .72fr 1.28fr; gap: 18px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.short-item p { margin: 0; color: var(--muted); }
.site-footer { background: var(--ink); color: #F6F1E8; padding: 48px 0 28px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .9fr; gap: 24px; }
.site-footer a { color: #F6F1E8; }
.site-footer a:hover { color: var(--apricot); }
.foot-title { font-weight: 700; font-size: 18px; margin-bottom: 8px; }
.adult {
  display: inline-flex;
  margin-top: 8px;
  border: 1px solid var(--apricot);
  color: var(--apricot);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 13px;
  font-weight: 700;
}
.copy { margin-top: 22px; padding-top: 16px; border-top: 1px solid rgba(246, 241, 232, .16); color: #D9D0C7; font-size: 13px; }
@media (max-width: 1023px) {
  .bento { grid-template-columns: 1fr 1fr; grid-template-areas: "big watch" "week mobile" "filter filter"; }
  .poster-wall { grid-template-columns: 1fr 1fr; grid-template-rows: none; }
  .poster, .poster-lg, .poster-a, .poster-tall, .poster-mid, .poster-b, .poster-c { grid-column: auto; grid-row: auto; min-height: 180px; }
  .poster-lg, .poster-tall { min-height: 240px; }
  .scene-row { grid-template-columns: 1fr 1fr; }
  .scene-wide { grid-column: 1 / -1; }
  .device-desk { margin-left: 0; }
}
@media (max-width: 767px) {
  .block { padding: 48px 0; }
  .main-nav, .nav-cta { display: none; }
  .nav-toggle { display: inline-flex; align-items: center; }
  .hero-grid, .contact-grid, .news-row, .short-item, .stat-bar, .step-row, .scene-row, .guarantee, .device-board, .foot-grid, .week-grid {
    grid-template-columns: 1fr;
  }
  .device-pad { margin-top: 0; }
  .stat { border-right: 0; border-bottom: 1px solid var(--line); }
  .day-hot { grid-column: auto; }
  .hero-actions .btn, .form-actions .btn, .mobile-cta .btn { width: 100%; }
  .logo { font-size: 14px; }
}
@media (max-width: 520px) {
  .wrap { width: min(1180px, calc(100% - 28px)); }
  .slab-row { grid-template-columns: 1fr; }
  .hero-title { font-size: 1.65rem; }
  .screen { min-height: 280px; }
  .bento { grid-template-columns: 1fr; grid-template-areas: "big" "watch" "week" "mobile" "filter"; }
  .poster-wall { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* roulang page: category2 */
:root {
 --ink: #2A2420;
 --muted: #6B5E56;
 --paper: #F6F1E8;
 --peach: #FFF8F2;
 --white: #FFFCF8;
 --apricot: #E07A3D;
 --apricot-deep: #C8642E;
 --mint: #3CB8A9;
 --plum: #7A4E72;
 --line: #E6DDD2;
 --shadow: 0 8px 24px rgba(42, 36, 32, .08);
 --shadow-hover: 0 12px 28px rgba(42, 36, 32, .12);
 --radius: 24px;
 --nav-h: 68px;
}
/* roulang page: category2 */
html { scroll-behavior: smooth; box-sizing: border-box; }
*, *::before, *::after { box-sizing: inherit; }
body {
 margin: 0;
 font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
 background: var(--paper);
 color: var(--ink);
 font-size: 17px;
 line-height: 1.75;
}
img { max-width: 100%; display: block; }
button, input, textarea { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
p { margin: 0 0 1em; }
h1, h2, h3 { margin: 0; }
.lead { max-width: 36em; color: var(--ink); font-size: 16px; line-height: 1.75; margin: 0; }
.muted { color: var(--muted); }
.wrap { width: min(1160px, calc(100% - 40px)); margin-inline: auto; }
.topbar {
 position: sticky;
 top: 0;
 z-index: 40;
 background: rgba(246, 241, 232, .96);
 border-bottom: 1px solid transparent;
}
.topbar.is-stuck {
 border-bottom-color: var(--line);
 box-shadow: 0 8px 24px rgba(42, 36, 32, .08);
}
.nav-bar {
 height: var(--nav-h);
 display: flex;
 align-items: center;
 gap: 20px;
}
.logo {
 display: flex;
 align-items: center;
 gap: 8px;
 font-weight: 700;
 font-size: 16px;
 line-height: 1.2;
 white-space: nowrap;
 flex: 0 0 auto;
 color: var(--ink);
}
.logo-mark {
 width: 10px;
 height: 10px;
 border-radius: 999px;
 background: var(--apricot);
 box-shadow: 0 0 0 4px rgba(224, 122, 61, .18);
 flex: 0 0 auto;
}
.main-nav { display: flex; align-items: center; gap: 6px; margin-left: 12px; }
.nav-link {
 min-height: 40px;
 padding: 8px 12px;
 border-radius: 999px;
 color: var(--ink);
 font-size: 15px;
 font-weight: 600;
 display: inline-flex;
 align-items: center;
}
.nav-link:hover { background: rgba(224, 122, 61, .12); }
.nav-link.is-active { color: var(--apricot-deep); background: rgba(224, 122, 61, .14); }
.nav-cta { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.nav-toggle {
 display: none;
 margin-left: auto;
 height: 44px;
 padding: 0 14px;
 border-radius: 999px;
 border: 1px solid var(--line);
 background: var(--white);
 cursor: pointer;
 font-weight: 700;
}
.nav-toggle:hover { border-color: var(--apricot); }
.mobile-nav {
 display: none;
 background: var(--peach);
 border-top: 1px solid var(--line);
 padding: 12px 20px 18px;
}
.mobile-nav.is-open { display: block; }
.mobile-nav a.nav-link { display: flex; }
.mobile-cta { display: grid; gap: 10px; margin-top: 8px; }
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 height: 46px;
 padding: 0 22px;
 border-radius: 999px;
 font-size: 15px;
 font-weight: 700;
 border: 1.5px solid transparent;
 cursor: pointer;
 transition: background .15s, color .15s, border-color .15s, transform .15s, box-shadow .15s;
}
.btn:focus-visible, .nav-link:focus-visible, .tile:focus-visible, .news-title:focus-visible, summary:focus-visible, .rail-card:focus-visible, .scene:focus-visible, .poster:focus-visible, .entry:focus-visible, .dev-tab:focus-visible {
 outline: 2px solid var(--apricot);
 outline-offset: 3px;
}
.btn-main { background: var(--apricot); color: var(--ink); }
.btn-main:hover, .btn-main:active { background: var(--apricot-deep); }
.btn-ghost { background: transparent; color: var(--plum); border-color: var(--plum); }
.btn-ghost:hover, .btn-ghost:active { background: rgba(122, 78, 114, .1); }
.band { padding: 88px 0; }
.band-paper { background: var(--paper); }
.band-peach { background: var(--peach); }
.band-white { background: var(--white); }
.page-head { padding-top: 72px; padding-bottom: 56px; }
.kicker {
 display: inline-flex;
 align-items: center;
 gap: 8px;
 font-size: 13px;
 font-weight: 700;
 color: var(--apricot-deep);
 margin-bottom: 12px;
}
.kicker i {
 width: 18px;
 height: 4px;
 border-radius: 999px;
 background: var(--mint);
 display: block;
}
.page-title {
 font-size: clamp(1.85rem, 3.2vw, 2.6rem);
 font-weight: 700;
 line-height: 1.25;
 max-width: 16em;
}
h2 {
 font-size: clamp(1.35rem, 2.1vw, 1.8rem);
 font-weight: 700;
 line-height: 1.35;
}
h3 { font-size: 1.05rem; font-weight: 700; line-height: 1.4; }
.section-intro { max-width: 34em; color: var(--muted); margin-top: 8px; }
.head-row {
 display: flex;
 justify-content: space-between;
 gap: 28px;
 align-items: flex-end;
}
.head-note {
 min-width: 180px;
 background: var(--white);
 border: 1px solid var(--line);
 border-radius: 20px;
 box-shadow: var(--shadow);
 padding: 14px 16px;
}
.head-note strong { display: block; color: var(--apricot-deep); font-size: 1.35rem; line-height: 1.2; }
.head-note span { color: var(--muted); font-size: 13px; }
.device-shell {
 margin-top: 28px;
 background: var(--white);
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
 overflow: hidden;
}
.device-shell::before {
 content: "";
 display: block;
 height: 4px;
 background: linear-gradient(90deg, var(--apricot) 0 42%, var(--mint) 42% 70%, var(--plum) 70% 100%);
}
.dev-tabs {
 display: flex;
 gap: 8px;
 padding: 18px 18px 0;
 flex-wrap: wrap;
}
.dev-tab {
 height: 40px;
 padding: 0 16px;
 border-radius: 999px;
 border: 1px solid var(--line);
 background: var(--peach);
 cursor: pointer;
 font-weight: 700;
 transition: background .15s, border-color .15s, transform .15s;
}
.dev-tab:hover { transform: translateY(-2px); }
.dev-tab.is-on { background: var(--apricot); border-color: var(--apricot); }
.dev-panel { padding: 18px 22px 22px; display: grid; grid-template-columns: 1.15fr .85fr; gap: 22px; align-items: center; }
.dev-panel p { color: var(--muted); margin: 8px 0 0; max-width: 36em; }
.dev-side {
 background: var(--peach);
 border-radius: 20px;
 padding: 16px;
 border: 1px solid var(--line);
}
.dev-side b { display: block; font-size: 1.2rem; color: var(--ink); }
.dev-side span { color: var(--muted); font-size: 14px; }
.entry-board { margin-top: 22px; display: grid; grid-template-columns: 1.25fr .75fr; gap: 16px; }
.entry {
 display: grid;
 grid-template-columns: 168px minmax(0, 1fr);
 gap: 14px;
 background: var(--white);
 border: 1px solid var(--line);
 border-radius: 22px;
 padding: 12px;
 box-shadow: var(--shadow);
 transition: transform .15s, box-shadow .15s;
 min-width: 0;
 position: relative;
}
.entry::before {
 content: "";
 position: absolute;
 left: 12px;
 top: 12px;
 width: 4px;
 height: 28px;
 border-radius: 999px;
 background: var(--apricot);
}
.entry:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.entry-wide { grid-column: 1 / -1; grid-template-columns: 280px minmax(0, 1fr); }
.entry-stack { grid-template-columns: 1fr; }
.cover {
 border-radius: 16px;
 min-height: 112px;
 background: #F0C7AE;
}
.cover-b { background: #E7D3C4; }
.cover-c { background: #D9E7E2; }
.cover-d { background: #E7D5E2; }
.entry-body { min-width: 0; padding: 6px 6px 6px 8px; }
.entry-body p { color: var(--muted); font-size: 14px; line-height: 1.7; margin: 8px 0 0; }
.tag {
 display: inline-flex;
 align-items: center;
 height: 26px;
 padding: 0 10px;
 border-radius: 999px;
 background: var(--mint);
 color: var(--ink);
 font-size: 12px;
 font-weight: 700;
 width: max-content;
}
.tag-plum { background: transparent; color: var(--plum); border: 1px solid var(--plum); }
.meta { color: var(--muted); font-size: 13px; margin: 8px 0 0; }
.meter { margin-top: 22px; display: grid; gap: 14px; }
.meter-row {
 background: var(--white);
 border: 1px solid var(--line);
 border-radius: 20px;
 padding: 14px 16px;
 box-shadow: var(--shadow);
}
.meter-top { display: flex; justify-content: space-between; gap: 12px; font-weight: 700; }
.meter-top span { color: var(--muted); font-weight: 600; font-size: 14px; }
.bar {
 margin-top: 10px;
 height: 8px;
 border-radius: 999px;
 background: #F3EBE3;
 overflow: hidden;
}
.bar i {
 display: block;
 height: 100%;
 width: var(--w);
 background: var(--apricot);
 border-radius: inherit;
}
.bar.mint i { background: var(--mint); }
.bar.plum i { background: var(--plum); }
.scene-offset {
 margin-top: 22px;
 display: grid;
 grid-template-columns: 1.45fr .8fr;
 gap: 16px;
 align-items: stretch;
}
.scene {
 display: block;
 border-radius: 24px;
 border: 1px solid var(--line);
 background: var(--white);
 box-shadow: var(--shadow);
 padding: 22px;
 min-height: 220px;
 position: relative;
 overflow: hidden;
 transition: transform .15s, box-shadow .15s;
}
.scene:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.scene::after {
 content: "";
 position: absolute;
 right: 0;
 top: 0;
 width: 8px;
 height: 100%;
 background: var(--apricot);
}
.scene-narrow { margin-top: 36px; background: var(--peach); }
.scene-narrow::after { background: var(--mint); width: 100%; height: 6px; right: auto; left: 0; top: 0; }
.scene p { color: var(--muted); margin: 10px 0 0; max-width: 28em; }
.scene .chip {
 display: inline-flex;
 margin-bottom: 12px;
 background: var(--paper);
 border-radius: 999px;
 padding: 4px 10px;
 font-size: 12px;
 font-weight: 700;
}
.faq { display: grid; gap: 12px; margin-top: 18px; max-width: 860px; }
.faq details {
 background: var(--white);
 border: 1px solid var(--line);
 border-radius: 20px;
 padding: 0 18px;
}
.faq details[open] { background: var(--paper); }
.faq summary {
 cursor: pointer;
 min-height: 58px;
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 12px;
 font-weight: 700;
 list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--apricot-deep); font-size: 22px; font-weight: 500; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); padding-bottom: 14px; max-width: 40em; }
.more-row {
 display: flex;
 justify-content: space-between;
 gap: 16px;
 align-items: center;
 background: var(--white);
 border: 1px solid var(--line);
 border-radius: 24px;
 padding: 18px 20px;
 box-shadow: var(--shadow);
}
.more-row a { font-weight: 700; }
.more-link { color: var(--plum); border-bottom: 1px solid var(--plum); }
.more-link:hover { color: var(--apricot-deep); border-color: var(--apricot-deep); }
.home-link { color: var(--ink); }
.home-link:hover { color: var(--apricot-deep); }
.site-footer {
 background: var(--white);
 border-top: 1px solid var(--line);
 padding: 48px 0 20px;
 color: var(--ink);
}
.foot-grid { display: grid; grid-template-columns: 1.3fr .8fr 1.2fr; gap: 28px; }
.foot-title { font-weight: 700; margin-bottom: 8px; }
.site-footer p { margin: 0 0 8px; color: var(--muted); }
.site-footer a:hover { color: var(--apricot-deep); }
.adult {
 display: inline-flex;
 margin-top: 8px;
 border: 1px solid var(--plum);
 color: var(--plum);
 border-radius: 999px;
 padding: 2px 10px;
 font-size: 12px;
 font-weight: 700;
}
.copy {
 margin-top: 22px;
 padding-top: 14px;
 border-top: 1px solid var(--line);
 color: var(--muted);
 font-size: 13px;
}
@media (max-width: 1024px) {
 .dev-panel, .entry-board, .scene-offset, .head-row { grid-template-columns: 1fr; display: grid; }
 .scene-narrow { margin-top: 0; }
 .entry-wide { grid-template-columns: 200px minmax(0, 1fr); }
}
@media (max-width: 767px) {
 .main-nav, .nav-cta { display: none; }
 .nav-toggle { display: inline-flex; align-items: center; }
 .band { padding: 48px 0; }
 .page-head { padding-top: 40px; padding-bottom: 36px; }
 .wrap { width: min(1160px, calc(100% - 28px)); }
 .entry, .entry-wide, .entry-stack { grid-template-columns: 1fr; }
 .foot-grid { grid-template-columns: 1fr; gap: 18px; }
 .logo { font-size: 14px; }
 .more-row { flex-direction: column; align-items: stretch; }
 .more-row .btn, .mobile-cta .btn { width: 100%; }
}
@media (max-width: 520px) {
 .page-title { font-size: 1.7rem; }
 .dev-tabs { padding-inline: 12px; }
 .dev-tab { flex: 1 1 auto; }
}

/* roulang page: category1 */
:root {
  --ink: #2A2420;
  --muted: #6B5E56;
  --paper: #F6F1E8;
  --peach: #FFF8F2;
  --white: #FFFCF8;
  --apricot: #E07A3D;
  --apricot-deep: #C8642E;
  --mint: #3CB8A9;
  --plum: #7A4E72;
  --line: #E6DDD2;
  --shadow: 0 8px 24px rgba(42, 36, 32, .08);
  --shadow-hover: 0 12px 28px rgba(42, 36, 32, .12);
  --radius: 24px;
  --nav-h: 68px;
}
/* roulang page: category1 */
:root {
  --ink: #2A2420;
  --muted: #6B5E56;
  --paper: #F6F1E8;
  --peach: #FFF8F2;
  --white: #FFFCF8;
  --apricot: #E07A3D;
  --apricot-deep: #C8642E;
  --mint: #3CB8A9;
  --plum: #7A4E72;
  --line: #E6DDD2;
  --shadow: 0 8px 24px rgba(42, 36, 32, .08);
  --shadow-hover: 0 12px 28px rgba(42, 36, 32, .12);
  --radius: 24px;
  --nav-h: 68px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  background: var(--paper);
  color: var(--ink);
  font-size: 17px;
  line-height: 1.75;
}
img { max-width: 100%; display: block; }
button, input, textarea { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; }
h1 { font-weight: 700; line-height: 1.25; }
h2 { font-weight: 700; line-height: 1.35; font-size: 1.5rem; }
h3 { font-weight: 700; line-height: 1.4; font-size: 1.08rem; }
p { margin-bottom: 1em; }
.wrap { width: min(1160px, calc(100% - 40px)); margin-inline: auto; }
.lead { max-width: 36em; color: var(--ink); font-size: 16px; line-height: 1.75; margin: 14px 0 0; }
.muted { color: var(--muted); }
.skip {
  position: absolute;
  left: 12px;
  top: -40px;
  z-index: 80;
  background: var(--apricot);
  color: var(--ink);
  padding: 8px 12px;
  border-radius: 999px;
  font-weight: 700;
}
.skip:focus { top: 12px; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--nav-h);
  background: rgba(246, 241, 232, .96);
  border-bottom: 1px solid transparent;
}
.topbar.is-stuck {
  border-bottom-color: var(--line);
  box-shadow: 0 8px 24px rgba(42, 36, 32, .08);
}
.nav-bar {
  height: var(--nav-h);
  display: flex;
  align-items: center;
  gap: 20px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 16px;
  line-height: 1.2;
  white-space: nowrap;
  flex: 0 0 auto;
}
.logo-mark {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--apricot);
  box-shadow: 0 0 0 4px rgba(224, 122, 61, .18);
  flex: 0 0 auto;
}
.main-nav { display: flex; align-items: center; gap: 6px; margin-left: 12px; }
.nav-link {
  min-height: 40px;
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--ink);
  font-size: 15px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
}
.nav-link:hover { background: rgba(224, 122, 61, .12); }
.nav-link.is-active { color: var(--apricot-deep); background: rgba(224, 122, 61, .14); }
.nav-cta { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.nav-toggle {
  display: none;
  margin-left: auto;
  height: 44px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--white);
  cursor: pointer;
  font-weight: 700;
}
.mobile-nav {
  display: none;
  background: var(--peach);
  border-top: 1px solid var(--line);
  padding: 12px 20px 18px;
}
.mobile-nav.is-open { display: block; }
.mobile-nav a.nav-link { display: flex; }
.mobile-cta { display: grid; gap: 10px; margin-top: 8px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 46px;
  padding: 0 22px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: background .15s, color .15s, border-color .15s, transform .15s, box-shadow .15s;
}
.btn:focus-visible, .nav-link:focus-visible, .pill:focus-visible, .v-card:focus-visible, .news-title:focus-visible, summary:focus-visible, .text-link:focus-visible {
  outline: 2px solid var(--apricot);
  outline-offset: 3px;
}
.btn-main { background: var(--apricot); color: var(--ink); }
.btn-main:hover, .btn-main:active { background: var(--apricot-deep); }
.btn-ghost { background: transparent; color: var(--plum); border-color: var(--plum); }
.btn-ghost:hover, .btn-ghost:active { background: rgba(122, 78, 114, .1); }
.band { padding: 84px 0; }
.band-paper { background: var(--paper); }
.band-peach { background: var(--peach); }
.band-white { background: var(--white); }
.sec-head { margin-bottom: 22px; max-width: 36em; }
.sec-head p { color: var(--muted); font-size: 16px; line-height: 1.75; margin: 8px 0 0; }
.crumb { display: flex; gap: 8px; align-items: center; color: var(--muted); font-size: 13px; font-weight: 700; margin: 0 0 12px; }
.crumb a { border-bottom: 1px solid var(--line); }
.crumb a:hover { color: var(--apricot-deep); border-color: var(--apricot-deep); }
.page-title { font-size: clamp(1.7rem, 3vw, 2.35rem); max-width: 16em; }
.fact-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.fact {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 12px 16px;
  min-width: 140px;
  box-shadow: var(--shadow);
}
.fact b { display: block; color: var(--apricot-deep); font-size: 1.05rem; }
.fact span { color: var(--muted); font-size: 13px; }
.tag {
  display: inline-flex;
  align-items: center;
  height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--mint);
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
  width: max-content;
}
.tag-plum { background: transparent; color: var(--plum); border: 1px solid var(--plum); }
.filter-bar {
  display: grid;
  grid-template-columns: 1.1fr 1.15fr .95fr;
  gap: 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
  padding: 18px;
}
.filter-label { display: block; font-size: 13px; font-weight: 700; color: var(--plum); margin-bottom: 8px; }
.pills { display: flex; flex-wrap: wrap; gap: 8px; }
.pill {
  height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--peach);
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: background .15s, border-color .15s, transform .15s;
}
.pill:hover { border-color: var(--apricot); transform: translateY(-1px); }
.pill.is-on { background: var(--apricot); border-color: var(--apricot); color: var(--ink); }
.list-board {
  display: grid;
  grid-template-columns: 1.18fr .82fr;
  gap: 16px;
  align-items: stretch;
}
.v-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow);
  min-height: 100%;
  position: relative;
  transition: transform .15s, box-shadow .15s;
}
.v-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.v-card.is-wide {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(200px, 300px) 1fr;
}
.cover { position: relative; min-height: 132px; }
.v-card.is-tall .cover { min-height: 250px; }
.v-card.is-wide .cover { min-height: 100%; }
.cover-a { background: #F0C7AE; }
.cover-b { background: #E7D3C4; }
.cover-c { background: #F3D7C4; }
.cover-d { background: #EAD8CF; }
.cover-e { background: #F6E2D4; }
.cover-f { background: #E8CFC4; }
.cover::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--apricot);
}
.cover-b::before, .cover-e::before { background: var(--mint); }
.cover-c::before, .cover-f::before { background: var(--plum); }
.cover .slab {
  position: absolute;
  border-radius: 18px;
  background: rgba(255, 252, 248, .45);
}
.cover .slab-1 { width: 46%; height: 28%; left: 14%; top: 36%; }
.cover .slab-2 { width: 22%; height: 18%; right: 12%; bottom: 16%; background: rgba(224, 122, 61, .28); }
.chip, .stamp {
  position: absolute;
  top: 12px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  background: var(--white);
}
.chip { left: 16px; }
.stamp { right: 12px; color: var(--muted); }
.v-body { padding: 16px 18px 18px; }
.v-body p { color: var(--muted); font-size: 14px; line-height: 1.7; margin: 8px 0 0; max-width: 36em; }
.meta { color: var(--muted); font-size: 13px; margin: 8px 0 0; display: block; }
.empty-note {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px dashed var(--line);
  background: var(--peach);
  color: var(--muted);
}
.compare { display: grid; gap: 8px; }
.compare-row {
  display: grid;
  grid-template-columns: 72px 1fr 168px;
  gap: 14px;
  align-items: center;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 14px 16px;
}
.compare-name { font-weight: 700; }
.bar {
  height: 10px;
  border-radius: 999px;
  background: #F3E7DC;
  overflow: hidden;
}
.bar i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--apricot);
}
.bar .m { width: 76%; background: var(--mint); }
.bar .s { width: 48%; background: var(--plum); }
.bar .u { width: 100%; }
.compare-row em { font-style: normal; color: var(--muted); font-size: 14px; }
.time-rail { list-style: none; margin: 0; padding: 4px 0 0; border-left: 3px solid var(--apricot); max-width: 40em; }
.time-rail li { position: relative; padding: 0 0 26px 20px; }
.time-rail li::before {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--mint);
  position: absolute;
  left: -8px;
  top: 8px;
  box-shadow: 0 0 0 4px rgba(60, 184, 169, .18);
}
.time-rail strong { display: block; font-size: 1.05rem; }
.time-rail p { color: var(--muted); margin: 4px 0 0; max-width: 36em; }
.news-list { display: grid; }
.news-row {
  display: grid;
  grid-template-columns: .82fr 1.18fr;
  gap: 28px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.news-title { font-weight: 700; }
.news-title:hover { color: var(--apricot-deep); }
.news-row p { margin: 0; color: var(--muted); font-size: 15px; }
.faq { display: grid; gap: 12px; max-width: 46em; }
.faq details {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 0 18px;
}
.faq details[open] { background: var(--paper); }
.faq summary {
  cursor: pointer;
  min-height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-weight: 700;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--apricot-deep); font-size: 22px; font-weight: 500; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); padding-bottom: 14px; max-width: 40em; }
.more-row { display: flex; flex-wrap: wrap; gap: 18px 28px; align-items: center; }
.text-link {
  font-weight: 700;
  color: var(--plum);
  border-bottom: 1px solid var(--plum);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.text-link:hover { color: var(--apricot-deep); border-color: var(--apricot-deep); }
.site-footer { background: var(--ink); color: #F6F1E8; padding: 48px 0 20px; }
.foot-grid { display: grid; grid-template-columns: 1.2fr .8fr 1fr; gap: 28px; }
.foot-title { font-weight: 700; margin-bottom: 10px; }
.site-footer p { margin: 0 0 8px; color: rgba(246, 241, 232, .82); font-size: 14px; line-height: 1.7; }
.site-footer a:hover { color: var(--apricot); }
.adult {
  display: inline-flex;
  align-items: center;
  margin-top: 8px;
  height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--apricot);
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
}
.copy {
  border-top: 1px solid rgba(246, 241, 232, .16);
  margin-top: 22px;
  padding-top: 14px;
  font-size: 13px;
  color: rgba(246, 241, 232, .72);
}
@media (max-width: 1023px) {
  .logo { font-size: 14px; }
  .nav-link { padding: 8px 8px; font-size: 14px; }
  .btn { padding: 0 14px; font-size: 14px; }
  .nav-bar { gap: 8px; }
  .main-nav { margin-left: 4px; gap: 2px; }
  .filter-bar { grid-template-columns: 1fr; }
  .compare-row { grid-template-columns: 64px 1fr; }
  .compare-row em { grid-column: 1 / -1; }
}
@media (max-width: 767px) {
  .band { padding: 48px 0; }
  .main-nav, .nav-cta { display: none; }
  .nav-toggle { display: inline-flex; align-items: center; }
  .list-board { grid-template-columns: 1fr; }
  .v-card.is-wide { grid-template-columns: 1fr; }
  .v-card.is-tall .cover { min-height: 180px; }
  .news-row { grid-template-columns: 1fr; gap: 6px; }
  .foot-grid { grid-template-columns: 1fr; gap: 22px; }
  .mobile-cta .btn { width: 100%; }
  .page-title { font-size: 1.65rem; }
}
@media (max-width: 520px) {
  .wrap { width: min(1160px, calc(100% - 28px)); }
  .logo { font-size: 13px; }
  .fact { min-width: calc(50% - 8px); flex: 1; }
  .compare-row { grid-template-columns: 1fr; }
  .more-row { display: grid; }
  .text-link { width: max-content; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}