/* roulang page: index */
:root {
  --ink: #172033;
  --ink-soft: #4d5b70;
  --paper: #f3efe6;
  --paper-2: #fffdf8;
  --line: #e3d9c8;
  --gold: #a97832;
  --gold-2: #f0d7a4;
  --pine: #0e6b5c;
  --pine-deep: #08463d;
  --navy: #101a2c;
  --navy-2: #1b2942;
  --ok: #1d7a4e;
  --warn: #8a4b12;
  --shadow: 0 16px 40px rgba(16, 26, 44, .12);
  --shadow-soft: 0 8px 24px rgba(16, 26, 44, .08);
  --radius: 18px;
  --top: 74px;
  --side: 292px;
  --font: "Be Vietnam Pro", "Segoe UI", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.7;
  font-size: 16px;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; font-size: 1rem; }
a { color: var(--pine-deep); text-decoration: none; }
a:hover { color: var(--gold); }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }
.nav-toggle { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--top);
  background: rgba(255, 253, 248, .94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
  box-shadow: 0 8px 24px rgba(16, 26, 44, .04);
}
.topbar-inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 18px;
}
.brand {
  width: 274px;
  display: flex;
  flex-direction: column;
  line-height: 1.15;
  color: var(--navy);
  flex: 0 0 auto;
}
.brand strong { font-size: 1.22rem; letter-spacing: .01em; }
.brand span { color: var(--gold); font-size: .78rem; font-weight: 700; }
.brand:hover { color: var(--navy); }
.search {
  flex: 1;
  max-width: 540px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 14px;
  min-height: 46px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.8);
}
.search:focus-within { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(169, 120, 50, .15); }
.search input {
  border: 0;
  width: 100%;
  background: transparent;
  color: var(--ink);
  outline: none;
  min-height: 42px;
}
.top-tools { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.select, .lang button, .nav-toggle-btn {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  border-radius: 999px;
  min-height: 42px;
}
.select { padding: 0 12px; font-weight: 600; }
.lang { display: flex; padding: 3px; border: 1px solid var(--line); border-radius: 999px; background: #fff; }
.lang button {
  border: 0;
  min-height: 34px;
  padding: 0 10px;
  border-radius: 999px;
  background: transparent;
  font-weight: 800;
  cursor: pointer;
}
.lang button.is-active, .lang button[aria-pressed="true"] { background: var(--navy); color: #fff; }
.nav-toggle-btn {
  display: none;
  align-items: center;
  padding: 0 14px;
  font-weight: 700;
  cursor: pointer;
}
.sidecatalog {
  position: fixed;
  top: var(--top);
  left: 0;
  bottom: 0;
  width: var(--side);
  background: #fffdf8;
  border-right: 1px solid var(--line);
  z-index: 40;
  overflow: auto;
  padding: 22px 16px 32px;
}
.side-kicker { margin: 0 8px 8px; color: var(--gold); font-size: .78rem; font-weight: 800; letter-spacing: .04em; text-transform: uppercase; }
.side-note { margin: 0 8px 14px; color: var(--ink-soft); font-size: .86rem; }
.docnav { display: grid; gap: 6px; }
.docnav a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 11px 12px;
  border-radius: 12px;
  color: var(--ink);
  font-weight: 600;
  border: 1px solid transparent;
}
.docnav a small { color: var(--ink-soft); font-weight: 500; }
.docnav a:hover { background: #f7f1e4; color: var(--navy); }
.docnav a.active, .docnav a[aria-current="page"] {
  background: var(--navy);
  color: #fff;
  box-shadow: var(--shadow-soft);
}
.docnav a.active small, .docnav a[aria-current="page"] small { color: var(--gold-2); }
.empty-search { display: none; margin: 10px 8px; color: var(--warn); font-size: .9rem; }
.backdrop { display: none; }
.content-col { margin-left: var(--side); min-width: 0; }
.container { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }
.hero {
  position: relative;
  min-height: 680px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: #fff;
  overflow: hidden;
  background: var(--navy);
}
.hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(100deg, rgba(8, 14, 26, .92) 0%, rgba(8, 14, 26, .62) 46%, rgba(8, 14, 26, .28) 100%);
}
.hero-copy, .series { position: relative; z-index: 1; }
.hero-copy { padding: 86px 0 28px; max-width: 760px; }
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  color: var(--gold-2);
  font-weight: 700;
  font-size: .92rem;
}
.kicker i, .status-dot {
  width: 8px; height: 8px; border-radius: 50%; background: #8de0b2; display: inline-block;
  box-shadow: 0 0 0 5px rgba(141, 224, 178, .18);
}
h1, h2, h3 { line-height: 1.25; margin: 0 0 12px; }
h1 { font-size: clamp(2.1rem, 4vw, 4rem); letter-spacing: -.03em; max-width: 14ch; }
.lede, .section-lead { color: var(--ink-soft); margin: 0 0 18px; }
.hero .lede { color: rgba(255,255,255,.88); font-size: 1.05rem; max-width: 62ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 50px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 800;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: linear-gradient(180deg, #f3dfb4, #c59245); color: #24180a; box-shadow: 0 10px 24px rgba(197, 146, 69, .28); }
.btn-primary:hover { box-shadow: 0 16px 30px rgba(197, 146, 69, .38); color: #24180a; }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.38); }
.btn-ghost:hover { background: #fff; color: var(--navy); }
.btn-pine { background: var(--pine); color: #fff; }
.btn-pine:hover { background: var(--pine-deep); color: #fff; }
.btn-line { background: #fff; color: var(--navy); border-color: var(--line); }
.btn-line:hover { border-color: var(--gold); color: var(--navy); }
.series { padding-bottom: 22px; }
.series-bar {
  display: flex;
  gap: 8px;
  overflow: auto;
  padding: 10px;
  border-radius: 18px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  backdrop-filter: blur(10px);
}
.series-bar a {
  flex: 0 0 auto;
  color: #fff;
  border-radius: 12px;
  padding: 10px 14px;
  font-weight: 700;
  background: rgba(16, 26, 44, .35);
}
.series-bar a:hover, .series-bar a:focus-visible { background: #fff; color: var(--navy); }
.band { padding: 76px 0; }
.band-white { background: var(--paper-2); }
.band-sand { background: var(--paper); }
.band-ink { background: var(--navy) url("/assets/images/fe3f78224e4356a4.webp") center/cover; color: #f7f2e8; position: relative; }
.band-ink::before { content: ""; position: absolute; inset: 0; background: rgba(10, 16, 28, .86); }
.band-ink .container { position: relative; z-index: 1; }
.band-ink .section-lead { color: rgba(247, 242, 232, .78); }
.head-row { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 26px; }
.head-row h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); max-width: 18ch; }
.section-kicker { color: var(--gold); font-weight: 800; margin: 0 0 6px; font-size: .86rem; }
.catalog {
  display: grid;
  grid-template-columns: 1.35fr .9fr;
  gap: 18px;
}
.catalog-main, .stack-card, .service-card, .rec-card, .news-feature, .news-item, .review, .bubble, .log-item, .qa, .ladder article, .topic-index, .promise, .metric {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
}
.catalog-main { overflow: hidden; color: #fff; position: relative; min-height: 360px; }
.catalog-main img, .rec-card img, .news-feature img, .news-item img { width: 100%; height: 100%; object-fit: cover; }
.catalog-main img { position: absolute; inset: 0; }
.catalog-main div, .shade-card div { position: relative; z-index: 1; }
.shade {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(16,26,44,.1), rgba(16,26,44,.88));
}
.catalog-main .pad, .news-feature .pad { position: relative; z-index: 1; padding: 22px; height: 100%; display: flex; flex-direction: column; justify-content: flex-end; }
.catalog-main h3, .news-feature h3, .catalog-main p, .news-feature p { color: #fff; }
.stack { display: grid; gap: 12px; }
.stack a, .topic-index a, .news-side a { color: inherit; }
.stack-card { padding: 16px 16px 14px; display: grid; grid-template-columns: 86px 1fr; gap: 12px; align-items: center; transition: transform .2s ease, box-shadow .2s ease; }
.stack-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.stack-card img { width: 86px; height: 72px; object-fit: cover; border-radius: 12px; }
.stack-card h3, .rec-card h3, .news-item h3, .review h3 { font-size: 1.02rem; margin-bottom: 4px; }
.stack-card p, .rec-card p, .news-item p, .promise p, .ladder p, .bubble p, .log-item p, .topic-index li { color: var(--ink-soft); margin: 0; }
.badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 3px 8px;
  border-radius: 999px;
  background: #f4e6cc;
  color: #6d4a12;
  font-size: .75rem;
  font-weight: 800;
  margin-bottom: 6px;
}
.badge-ok { background: #e5f6ee; color: var(--ok); }
.badge-ink { background: rgba(255,255,255,.16); color: #fff; }
.metric-wrap { display: grid; grid-template-columns: .85fr 1.15fr; gap: 28px; align-items: center; }
.metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.metric { padding: 18px; background: rgba(255,255,255,.04); border-color: rgba(255,255,255,.12); color: #fff; box-shadow: none; }
.metric b { display: block; font-size: 2rem; letter-spacing: -.04em; color: var(--gold-2); }
.metric span { color: rgba(255,255,255,.75); }
.matrix { display: grid; grid-template-columns: 1.4fr 1fr; gap: 16px; }
.service-card { padding: 22px; }
.service-lead { grid-row: span 2; background: var(--navy) url("/assets/images/0d137bc5f50724f3.webp") center/cover; color: #fff; position: relative; overflow: hidden; min-height: 320px; }
.service-lead::before { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(16,26,44,.2), rgba(16,26,44,.88)); }
.service-lead > * { position: relative; z-index: 1; }
.service-lead p { color: rgba(255,255,255,.84); }
.service-list { display: grid; gap: 12px; }
.service-list article { display: grid; grid-template-columns: auto 1fr; gap: 12px; align-items: start; }
.num {
  width: 36px; height: 36px; border-radius: 12px; display: grid; place-items: center;
  background: #f6ecda; color: var(--gold); font-weight: 800;
}
.rail { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(250px, 1fr); gap: 14px; overflow: auto; scroll-snap-type: x mandatory; padding-bottom: 8px; }
.rec-card { scroll-snap-align: start; overflow: hidden; transition: transform .2s ease; }
.rec-card:hover { transform: translateY(-4px); }
.rec-card img { height: 160px; }
.rec-card div, .news-item div { padding: 14px 14px 16px; }
.compare { display: grid; grid-template-columns: 1fr 1fr; border-radius: 22px; overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow); }
.compare article { padding: 28px; background: #fff; }
.compare article:first-child { background: #14342f; color: #fff; }
.compare ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.compare li { padding-left: 26px; position: relative; }
.compare li::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--gold); position: absolute; left: 0; top: .55em; }
.news-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 16px; }
.news-feature { position: relative; min-height: 420px; overflow: hidden; color: #fff; }
.news-feature img { position: absolute; inset: 0; }
.news-side { display: grid; gap: 12px; }
.news-item { display: grid; grid-template-columns: 112px 1fr; overflow: hidden; }
.news-item img { height: 100%; min-height: 110px; }
.more-line { margin-top: 16px; }
.timeline { margin: 0; padding: 0; list-style: none; border-left: 2px solid #ddcfb6; }
.timeline li { position: relative; padding: 0 0 26px 26px; }
.timeline li::before {
  content: ""; position: absolute; left: -7px; top: 6px; width: 12px; height: 12px; border-radius: 50%;
  background: var(--gold); box-shadow: 0 0 0 4px #f3efe6;
}
.ladder { display: grid; grid-template-columns: .9fr 1fr 1.15fr; gap: 14px; align-items: stretch; }
.ladder article { padding: 20px; position: relative; overflow: hidden; }
.ladder article:nth-child(2) { transform: translateY(18px); }
.ladder article:nth-child(3) { background: var(--navy); color: #fff; }
.ladder article:nth-child(3) p { color: rgba(255,255,255,.76); }
.level { font-size: 2rem; font-weight: 800; color: var(--gold); letter-spacing: -.04em; }
.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 22px; align-items: center; }
.share-panel { background: #fff; border: 1px solid var(--line); border-radius: 22px; padding: 22px; box-shadow: var(--shadow-soft); }
.share-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 14px 0; }
.copy-box { border-radius: 14px; background: #f7f1e4; padding: 12px 14px; color: var(--ink); min-height: 52px; }
.topic-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 20px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  display: inline-flex; align-items: center; min-height: 40px; padding: 0 12px; border-radius: 999px;
  background: #fff; border: 1px solid var(--line); color: var(--ink); font-weight: 700;
}
.tag:hover { background: var(--navy); color: #fff; border-color: var(--navy); }
.topic-index { padding: 8px 18px; }
.topic-index ol { margin: 0; padding: 0; list-style: none; counter-reset: chu; }
.topic-index li { counter-increment: chu; padding: 14px 0 14px 42px; border-bottom: 1px solid var(--line); position: relative; }
.topic-index li:last-child { border-bottom: 0; }
.topic-index li::before { content: counter(chu, decimal-leading-zero); position: absolute; left: 0; top: 14px; font-weight: 800; color: var(--gold); }
.promises { display: grid; grid-template-columns: 1.2fr repeat(3, 1fr); gap: 12px; }
.promise { padding: 18px; background: rgba(255,255,255,.05); color: #fff; border-color: rgba(255,255,255,.12); box-shadow: none; }
.promise strong { display: block; margin-bottom: 6px; }
.logs { display: grid; gap: 10px; }
.log-item { display: grid; grid-template-columns: 140px 1fr; gap: 12px; padding: 16px 18px; }
.log-item b { color: var(--pine-deep); }
.review-layout { display: grid; grid-template-columns: 280px 1fr; gap: 16px; }
.score {
  background: var(--navy);
  color: #fff;
  border-radius: 22px;
  padding: 24px;
  box-shadow: var(--shadow);
}
.score b { font-size: 4rem; letter-spacing: -.05em; display: block; line-height: .95; }
.stars { color: var(--gold-2); letter-spacing: .12em; margin: 8px 0; }
.reviews { display: grid; gap: 10px; }
.review { padding: 16px 18px; }
.bubbles { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.bubble { padding: 12px 14px; border-radius: 18px 18px 18px 6px; max-width: 280px; }
.avatar {
  width: 36px; height: 36px; border-radius: 50%; display: inline-grid; place-items: center; margin-right: 8px;
  background: #f0e2c6; color: #6b4d16; font-weight: 800;
}
.qa-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.qa { padding: 18px; }
.qa h3 { font-size: 1.05rem; }
.faq { display: grid; gap: 10px; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 0 16px; }
.faq summary { cursor: pointer; font-weight: 800; padding: 16px 0; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--gold); font-size: 1.3rem; }
.faq details[open] summary::after { content: "–"; }
.faq details[open] { box-shadow: var(--shadow-soft); }
.faq p { margin: 0 0 16px; color: var(--ink-soft); }
.form-band { display: grid; grid-template-columns: .85fr 1.15fr; gap: 24px; align-items: start; }
form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; background: #fff; border: 1px solid var(--line); border-radius: 22px; padding: 18px; box-shadow: var(--shadow); }
label { display: grid; gap: 6px; font-weight: 700; color: var(--ink); }
label.full, .form-note, .ticket { grid-column: 1 / -1; }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: #fffdf8;
  border-radius: 12px;
  min-height: 48px;
  padding: 10px 12px;
  color: var(--ink);
}
textarea { min-height: 110px; resize: vertical; }
input:focus, select:focus, textarea:focus { border-color: var(--gold); outline: none; box-shadow: 0 0 0 4px rgba(169,120,50,.15); }
.form-note, .ticket { color: var(--ink-soft); font-weight: 500; margin: 0; }
.ticket { display: none; background: #e9f7f1; color: var(--pine-deep); border-radius: 12px; padding: 12px; }
.ticket.show { display: block; }
.site-footer { background: #0c1422; color: rgba(255,255,255,.78); padding: 42px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr .7fr .8fr; gap: 22px; }
.site-footer h2, .site-footer strong { color: #fff; }
.site-footer a { color: var(--gold-2); }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.legal { margin-top: 22px; padding-top: 14px; border-top: 1px solid rgba(255,255,255,.12); font-size: .92rem; }
.lang-note { margin: 8px 0 0; color: var(--gold); font-size: .85rem; }
@media (max-width: 1024px) {
  .brand { width: auto; }
  .nav-toggle-btn { display: inline-flex; }
  .sidecatalog { transform: translateX(-105%); transition: transform .25s ease; width: min(86vw, 340px); box-shadow: var(--shadow); }
  .nav-toggle:checked ~ .shell .sidecatalog { transform: none; }
  .backdrop { position: fixed; inset: 0; background: rgba(8,12,20,.45); z-index: 35; }
  .nav-toggle:checked ~ .shell .backdrop { display: block; }
  .content-col { margin-left: 0; }
  .top-tools .select { max-width: 150px; }
  .matrix, .metric-wrap, .catalog, .news-grid, .split, .topic-layout, .review-layout, .form-band, .promises, .footer-grid { grid-template-columns: 1fr; }
  .service-lead { grid-row: auto; }
  .ladder article:nth-child(2) { transform: none; }
}
@media (max-width: 768px) {
  .topbar-inner { flex-wrap: wrap; height: auto; padding: 10px 12px; }
  .topbar { height: auto; position: sticky; }
  .search { order: 5; max-width: none; flex: 1 1 100%; }
  .sidecatalog { top: 118px; }
  .metrics, .qa-grid, .compare, .ladder, form, .log-item, .news-item, .stack-card { grid-template-columns: 1fr; }
  .head-row { display: block; }
  .hero { min-height: 0; }
  .hero-copy { padding-top: 48px; }
  .news-feature { min-height: 320px; }
  .band { padding: 56px 0; }
}
@media (max-width: 520px) {
  .container { width: min(100% - 28px, 1120px); }
  h1 { max-width: none; font-size: 2rem; }
  .hero-actions, .share-actions { display: grid; }
  .btn { width: 100%; }
  .brand strong { font-size: 1rem; }
  .lang button { padding: 0 8px; }
  .score b { font-size: 3rem; }
  .series-bar a { padding: 9px 10px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* roulang page: category2 */
:root {
 --ink: #172033;
 --ink-soft: #4d5b70;
 --paper: #f3efe6;
 --paper-2: #fffdf8;
 --line: #e3d9c8;
 --gold: #a97832;
 --gold-2: #f0d7a4;
 --pine: #0e6b5c;
 --pine-deep: #08463d;
 --navy: #101a2c;
 --navy-2: #1b2942;
 --ok: #1d7a4e;
 --warn: #8a4b12;
 --shadow: 0 16px 40px rgba(16, 26, 44, .12);
 --shadow-soft: 0 8px 24px rgba(16, 26, 44, .08);
 --radius: 18px;
 --top: 74px;
 --side: 292px;
 --font: "Be Vietnam Pro", "Segoe UI", sans-serif;
}
/* roulang page: category2 */
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; }
body {
 margin: 0;
 font-family: var(--font);
 color: var(--ink);
 background:
  radial-gradient(900px 280px at 100% 0%, rgba(240, 215, 164, .35), transparent 60%),
  var(--paper);
 line-height: 1.7;
 font-size: 16px;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; font-size: 1rem; }
a { color: var(--pine-deep); text-decoration: none; }
a:hover { color: var(--gold); }
:focus-visible { outline: 3px solid rgba(169, 120, 50, .45); outline-offset: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.nav-toggle { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.topbar {
 position: sticky;
 top: 0;
 z-index: 50;
 height: var(--top);
 background: rgba(255, 253, 248, .94);
 border-bottom: 1px solid var(--line);
 backdrop-filter: blur(14px);
 box-shadow: 0 8px 24px rgba(16, 26, 44, .04);
}
.topbar-inner {
 height: 100%;
 display: flex;
 align-items: center;
 gap: 16px;
 padding: 0 18px;
}
.brand {
 width: 274px;
 display: flex;
 flex-direction: column;
 line-height: 1.15;
 color: var(--navy);
 flex: 0 0 auto;
}
.brand strong { font-size: 1.22rem; letter-spacing: .01em; }
.brand span { color: var(--gold); font-size: .78rem; font-weight: 700; }
.brand:hover { color: var(--navy); }
.search {
 flex: 1;
 max-width: 540px;
 display: flex;
 align-items: center;
 gap: 8px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 999px;
 padding: 0 14px;
 min-height: 46px;
 box-shadow: inset 0 1px 0 rgba(255,255,255,.8);
}
.search:focus-within { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(169, 120, 50, .15); }
.search input {
 border: 0;
 width: 100%;
 background: transparent;
 color: var(--ink);
 outline: none;
 min-height: 42px;
}
.top-tools { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.select, .lang button, .nav-toggle-btn {
 border: 1px solid var(--line);
 background: #fff;
 color: var(--ink);
 border-radius: 999px;
 min-height: 42px;
}
.select { padding: 0 12px; font-weight: 600; cursor: pointer; }
.select:focus { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(169, 120, 50, .15); }
.lang {
 display: flex;
 align-items: center;
 gap: 2px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 999px;
 padding: 4px;
}
.lang button {
 border: 0;
 min-height: 34px;
 padding: 0 10px;
 border-radius: 999px;
 background: transparent;
 font-weight: 800;
 cursor: pointer;
}
.lang button.is-active, .lang button[aria-pressed="true"] { background: var(--navy); color: #fff; }
.nav-toggle-btn {
 display: none;
 align-items: center;
 padding: 0 14px;
 font-weight: 700;
 cursor: pointer;
}
.nav-mask { display: none; }
.shell { min-height: calc(100vh - var(--top)); }
.sidebar {
 position: fixed;
 top: var(--top);
 left: 0;
 width: var(--side);
 height: calc(100vh - var(--top));
 overflow: auto;
 background: var(--paper-2);
 border-right: 1px solid var(--line);
 padding: 18px 14px 32px;
 z-index: 40;
}
.side-label {
 margin: 4px 8px 12px;
 color: var(--gold);
 font-size: .78rem;
 font-weight: 800;
 letter-spacing: .08em;
 text-transform: uppercase;
}
.docnav { display: grid; gap: 6px; }
.docnav a {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 8px;
 padding: 11px 12px;
 border-radius: 12px;
 color: var(--ink);
 font-weight: 600;
 border: 1px solid transparent;
}
.docnav a small { color: var(--ink-soft); font-weight: 500; }
.docnav a:hover { background: #f7f1e4; color: var(--navy); }
.docnav a.active, .docnav a[aria-current="page"] {
 background: var(--navy);
 color: #fff;
 box-shadow: var(--shadow-soft);
}
.docnav a.active small, .docnav a[aria-current="page"] small { color: var(--gold-2); }
.empty-search { display: none; margin: 10px 8px; color: var(--warn); font-size: .9rem; }
.content-col { margin-left: var(--side); min-width: 0; }
.container { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }
main section { padding: 62px 0; }
.section-kicker { color: var(--gold); font-weight: 800; margin: 0 0 6px; font-size: .86rem; }
.lede, .section-lead { color: var(--ink-soft); margin: 0 0 18px; }
h1, h2, h3 { line-height: 1.25; margin: 0 0 12px; color: var(--navy); }
h1 { font-size: clamp(2rem, 4vw, 3.15rem); letter-spacing: -.02em; }
h2 { font-size: clamp(1.55rem, 2.6vw, 2.2rem); }
.head-row { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 26px; }
.head-row h2 { max-width: 20ch; margin: 0; }
.crumb { display: flex; gap: 8px; flex-wrap: wrap; color: var(--ink-soft); font-size: .92rem; margin-bottom: 14px; }
.crumb a { color: var(--pine-deep); font-weight: 700; }
.doc-mast { padding-top: 42px; }
.mast-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr); gap: 28px; align-items: center; }
.mast-copy { min-width: 0; }
.badge-row, .hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 16px 0 8px; }
.badge {
 display: inline-flex;
 align-items: center;
 min-height: 34px;
 padding: 0 12px;
 border-radius: 999px;
 background: #fff;
 color: var(--navy);
 border: 1px solid var(--line);
 font-weight: 700;
 font-size: .82rem;
}
.badge.ok { background: #e7f5ee; color: var(--ok); border-color: #b7e0cb; }
.badge.warn { background: #fff4e8; color: var(--warn); border-color: #f0d2b4; }
.channel-line { margin-top: 14px; color: var(--ink-soft); }
.channel-line strong { color: var(--navy); }
.mast-photo, .news-feature, .news-item, .service-card, .stack-card, .metric, .state-card, .qa, .ticket-card, .bubble {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow-soft);
}
.mast-photo { overflow: hidden; min-height: 360px; position: relative; }
.mast-photo img { width: 100%; height: 100%; min-height: 360px; object-fit: cover; }
.photo-cap {
 position: absolute;
 left: 14px;
 right: 14px;
 bottom: 14px;
 background: rgba(16, 26, 44, .78);
 color: #fff;
 border-radius: 14px;
 padding: 12px 14px;
}
.photo-cap strong { display: block; }
.photo-cap span { color: var(--gold-2); font-size: .88rem; }
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 gap: 8px;
 min-height: 50px;
 padding: 0 18px;
 border-radius: 999px;
 border: 1px solid transparent;
 font-weight: 800;
 cursor: pointer;
 transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: linear-gradient(180deg, #f3dfb4, #c59245); color: #24180a; box-shadow: 0 10px 24px rgba(197, 146, 69, .28); }
.btn-primary:hover { box-shadow: 0 16px 30px rgba(197, 146, 69, .38); color: #24180a; }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.38); }
.btn-ghost:hover { background: #fff; color: var(--navy); }
.btn-pine { background: var(--pine); color: #fff; }
.btn-pine:hover { background: var(--pine-deep); color: #fff; }
.btn-line { background: #fff; color: var(--navy); border-color: var(--line); }
.btn-line:hover { border-color: var(--gold); color: var(--navy); }
.metric-band { padding-top: 10px; }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.metric { padding: 18px 18px 16px; min-height: 148px; }
.metric:hover { transform: translateY(-3px); box-shadow: var(--shadow); transition: .2s ease; }
.metric b { display: block; font-size: clamp(1.7rem, 3vw, 2.3rem); color: var(--pine-deep); letter-spacing: -.03em; }
.metric span { display: block; margin-top: 6px; color: var(--ink-soft); }
.scope-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 18px; }
.service-card, .stack-card { padding: 22px; }
.service-card h3, .stack-card h3, .state-card h3, .news-feature h3, .news-item h3 { font-size: 1.18rem; }
.check, .plain { list-style: none; padding: 0; margin: 12px 0 0; }
.check li, .plain li { position: relative; padding-left: 18px; margin: 9px 0; }
.check li::before { content: ""; position: absolute; left: 0; top: .62em; width: 8px; height: 8px; border-radius: 50%; background: var(--pine); }
.stack-card { background: var(--navy); color: #f7f2e8; border-color: var(--navy); }
.stack-card h3, .stack-card p { color: #fff; }
.stack-card .plain li::before { content: ""; position: absolute; left: 0; top: .62em; width: 8px; height: 8px; border-radius: 50%; background: var(--gold-2); }
.promise { margin-top: 18px; padding: 18px 20px; background: #fff; border: 1px dashed var(--gold); border-radius: var(--radius); }
.steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.steps li {
 display: grid;
 grid-template-columns: 84px 1fr;
 gap: 8px 16px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 padding: 16px 18px;
 box-shadow: var(--shadow-soft);
}
.steps .num { font-size: 1.7rem; font-weight: 800; color: var(--gold); line-height: 1; }
.steps h3 { margin: 0; }
.steps p { margin: 6px 0 0; color: var(--ink-soft); grid-column: 2; }
.band-ink { position: relative; color: #fff; overflow: hidden; background: var(--navy); }
.band-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.band-shade { position: absolute; inset: 0; background: linear-gradient(100deg, rgba(8,14,26,.92), rgba(8,14,26,.78) 55%, rgba(8,14,26,.62)); }
.band-ink .container { position: relative; z-index: 1; }
.band-ink h2, .band-ink h3 { color: #fff; }
.band-ink .section-kicker { color: var(--gold-2); }
.band-ink .section-lead { color: rgba(247,242,232,.8); }
.state-grid { display: grid; grid-template-columns: 1.2fr .9fr .9fr; gap: 14px; }
.state-card { padding: 18px; background: rgba(255,253,248,.96); color: var(--ink); }
.state-card h3 { color: var(--navy); }
.state-card p { margin: 0; color: var(--ink-soft); }
.state-card.is-live { background: #fff; box-shadow: var(--shadow); border-color: var(--gold-2); }
.state-card ul { margin: 12px 0 0; padding-left: 18px; }
.news-layout { display: grid; grid-template-columns: 1.35fr .75fr; gap: 16px; }
.news-feature { display: grid; grid-template-columns: 220px 1fr; overflow: hidden; min-height: 240px; }
.news-feature img, .news-item img { width: 100%; height: 100%; object-fit: cover; }
.news-feature div, .news-item div { padding: 16px 16px 18px; }
.news-feature p, .news-item p { margin: 0; color: var(--ink-soft); }
.news-list { display: grid; gap: 12px; }
.news-item { display: grid; grid-template-columns: 108px 1fr; overflow: hidden; min-height: 112px; }
.news-item:hover, .news-feature:hover { transform: translateY(-2px); transition: .2s ease; box-shadow: var(--shadow); }
.bubble { margin-top: 16px; padding: 16px 18px; background: #fffdf8; }
.bubble p { margin: 0; }
.bubble cite { display: block; margin-top: 8px; color: var(--gold); font-style: normal; font-weight: 800; }
.timeline { list-style: none; margin: 0; padding: 6px 0 0; border-left: 2px solid var(--line); }
.timeline li { position: relative; padding: 0 0 22px 22px; }
.timeline li::before {
 content: "";
 position: absolute;
 left: -7px;
 top: 8px;
 width: 12px;
 height: 12px;
 border-radius: 50%;
 background: var(--gold);
 box-shadow: 0 0 0 4px var(--paper);
}
.timeline strong { color: var(--navy); }
.timeline span { color: var(--ink-soft); }
.faq-list { display: grid; gap: 10px; }
.qa { padding: 0; overflow: hidden; }
.qa summary {
 cursor: pointer;
 list-style: none;
 padding: 16px 18px;
 font-weight: 800;
 color: var(--navy);
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after { content: "+"; float: right; color: var(--gold); font-size: 1.3rem; line-height: 1; }
.qa[open] summary::after { content: "–"; }
.qa[open] summary { border-bottom: 1px solid var(--line); }
.qa p { margin: 0; padding: 14px 18px 16px; color: var(--ink-soft); }
.qa:hover { border-color: #d9c7a6; }
.ticket { display: grid; grid-template-columns: .85fr 1.15fr; gap: 22px; align-items: start; }
.ticket-card { padding: 22px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.field { display: flex; flex-direction: column; gap: 6px; font-weight: 700; color: var(--navy); }
.field.full { grid-column: 1 / -1; }
.field input, .field select, .field textarea {
 border: 1px solid var(--line);
 background: #fff;
 border-radius: 12px;
 min-height: 46px;
 padding: 10px 12px;
 color: var(--ink);
 font-weight: 500;
}
.field textarea { min-height: 110px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(169, 120, 50, .15); outline: none; }
.form-actions { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 14px; }
.note { color: var(--ink-soft); font-size: .92rem; }
.confirm { margin-top: 12px; padding: 12px 14px; border-radius: 12px; background: #e7f5ee; color: var(--ok); font-weight: 700; }
.site-footer { background: var(--navy); color: #f7f2e8; padding: 48px 0 20px; }
.site-footer h2, .site-footer strong { color: #fff; }
.site-footer p, .site-footer li { color: rgba(247,242,232,.78); }
.site-footer a { color: var(--gold-2); }
.site-footer a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 28px; }
.site-footer ul { list-style: none; padding: 0; margin: 10px 0 0; display: grid; gap: 6px; }
.legal { border-top: 1px solid rgba(255,255,255,.12); margin-top: 22px; padding-top: 14px; color: rgba(247,242,232,.66); font-size: .92rem; }
@media (max-width: 1024px) {
 .nav-toggle-btn { display: inline-flex; }
 .brand { width: auto; }
 .sidebar { transform: translateX(-105%); transition: transform .22s ease; box-shadow: var(--shadow); }
 .nav-toggle:checked ~ .shell .sidebar { transform: none; }
 .nav-toggle:checked ~ .shell .nav-mask { display: block; position: fixed; inset: var(--top) 0 0 0; background: rgba(16,26,44,.45); z-index: 35; }
 .content-col { margin-left: 0; }
 .metric-grid, .state-grid { grid-template-columns: 1fr 1fr; }
 .state-grid .state-card:first-child { grid-column: 1 / -1; }
 .news-layout, .scope-grid, .ticket, .mast-grid { grid-template-columns: 1fr; }
 .head-row { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 768px) {
 .topbar { height: auto; }
 .topbar-inner { flex-wrap: wrap; height: auto; min-height: 74px; padding: 10px 12px; }
 .search { order: 5; flex: 1 1 100%; max-width: none; }
 .sidebar { top: 122px; height: calc(100vh - 122px); }
 .nav-toggle:checked ~ .shell .nav-mask { top: 122px; }
 .container { width: min(1120px, calc(100% - 28px)); }
 main section { padding: 46px 0; }
 .news-feature { grid-template-columns: 1fr; }
 .news-feature img { min-height: 200px; }
 .footer-grid { grid-template-columns: 1fr; }
 .steps li { grid-template-columns: 64px 1fr; }
 .steps p { grid-column: 2; }
}
@media (max-width: 520px) {
 .metric-grid, .form-grid, .state-grid, .news-item { grid-template-columns: 1fr; }
 .state-grid .state-card:first-child { grid-column: auto; }
 .news-item img { height: 180px; }
 .btn { width: 100%; }
 .top-tools { gap: 6px; }
 .select { max-width: 138px; }
 h1 { font-size: 1.85rem; }
}
@media (prefers-reduced-motion: reduce) {
 html { scroll-behavior: auto; }
 *, *::before, *::after { transition: none !important; }
}

/* roulang page: category1 */
:root {
 --ink: #172033;
 --ink-soft: #4d5b70;
 --paper: #f3efe6;
 --paper-2: #fffdf8;
 --line: #e3d9c8;
 --gold: #a97832;
 --gold-2: #f0d7a4;
 --pine: #0e6b5c;
 --pine-deep: #08463d;
 --navy: #101a2c;
 --navy-2: #1b2942;
 --ok: #1d7a4e;
 --warn: #8a4b12;
 --shadow: 0 16px 40px rgba(16, 26, 44, .12);
 --shadow-soft: 0 8px 24px rgba(16, 26, 44, .08);
 --radius: 18px;
 --top: 74px;
 --side: 292px;
 --font: "Be Vietnam Pro", "Segoe UI", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 font-family: var(--font);
 color: var(--ink);
 background: var(--paper);
 line-height: 1.7;
 font-size: 16px;
 overflow-x: hidden;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; font-size: 1rem; }
a { color: var(--pine-deep); text-decoration: none; }
a:hover { color: var(--gold); }
p { margin: 0 0 12px; }
p:last-child { margin-bottom: 0; }
h1, h2, h3 { line-height: 1.22; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; }
.nav-toggle { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.topbar {
 position: sticky;
 top: 0;
 z-index: 50;
 height: var(--top);
 background: rgba(255, 253, 248, .94);
 border-bottom: 1px solid var(--line);
 backdrop-filter: blur(14px);
 box-shadow: 0 8px 24px rgba(16, 26, 44, .04);
}
.topbar-inner {
 height: 100%;
 display: flex;
 align-items: center;
 gap: 16px;
 padding: 0 18px;
}
.brand {
 width: 274px;
 display: flex;
 flex-direction: column;
 line-height: 1.15;
 color: var(--navy);
 flex: 0 0 auto;
}
.brand strong { font-size: 1.22rem; letter-spacing: .01em; }
.brand span { color: var(--gold); font-size: .78rem; font-weight: 700; }
.brand:hover { color: var(--navy); }
.search {
 flex: 1;
 max-width: 540px;
 display: flex;
 align-items: center;
 gap: 8px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 999px;
 padding: 0 14px;
 min-height: 46px;
 box-shadow: inset 0 1px 0 rgba(255,255,255,.8);
 position: relative;
}
.search:focus-within { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(169, 120, 50, .15); }
.search input {
 border: 0;
 width: 100%;
 background: transparent;
 color: var(--ink);
 outline: none;
 min-height: 42px;
}
.top-tools { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.select, .lang button, .nav-toggle-btn {
 border: 1px solid var(--line);
 background: #fff;
 color: var(--ink);
 border-radius: 999px;
 min-height: 42px;
}
.select { padding: 0 12px; font-weight: 600; }
.select:focus { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(169, 120, 50, .15); }
.lang {
 display: flex;
 align-items: center;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 999px;
 padding: 4px;
}
.lang button {
 border: 0;
 min-height: 34px;
 padding: 0 10px;
 border-radius: 999px;
 background: transparent;
 font-weight: 800;
 cursor: pointer;
}
.lang button.is-active, .lang button[aria-pressed="true"] { background: var(--navy); color: #fff; }
.nav-toggle-btn {
 display: none;
 align-items: center;
 padding: 0 14px;
 font-weight: 700;
 cursor: pointer;
}
.nav-toggle-btn:hover { border-color: var(--gold); color: var(--navy); }
.sidenav {
 position: fixed;
 top: var(--top);
 left: 0;
 bottom: 0;
 width: var(--side);
 overflow: auto;
 background: rgba(255, 253, 248, .97);
 border-right: 1px solid var(--line);
 padding: 22px 14px 36px;
 z-index: 30;
}
.side-label {
 margin: 2px 8px 12px;
 font-size: .78rem;
 font-weight: 800;
 letter-spacing: .04em;
 color: var(--gold);
}
.docnav { display: grid; gap: 6px; }
.docnav a {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 8px;
 padding: 11px 12px;
 border-radius: 12px;
 color: var(--ink);
 font-weight: 600;
 border: 1px solid transparent;
}
.docnav a small { color: var(--ink-soft); font-weight: 500; }
.docnav a:hover { background: #f7f1e4; color: var(--navy); }
.docnav a.active, .docnav a[aria-current="page"] {
 background: var(--navy);
 color: #fff;
 box-shadow: var(--shadow-soft);
}
.docnav a.active small, .docnav a[aria-current="page"] small { color: var(--gold-2); }
.empty-search { display: none; margin: 10px 8px; color: var(--warn); font-size: .9rem; }
.side-note {
 margin-top: 16px;
 padding: 14px;
 border-radius: 14px;
 background: #f7f1e4;
 border: 1px solid var(--line);
}
.side-note strong { display: block; margin-bottom: 4px; }
.side-note p { margin: 0; color: var(--ink-soft); font-size: .92rem; }
.nav-scrim { display: none; }
.content-col { margin-left: var(--side); min-width: 0; }
.container { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }
.hero {
 position: relative;
 min-height: 680px;
 display: flex;
 flex-direction: column;
 justify-content: flex-end;
 color: #fff;
 overflow: hidden;
 background: var(--navy);
}
.hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero-shade {
 position: absolute;
 inset: 0;
 background: linear-gradient(100deg, rgba(8, 14, 26, .92) 0%, rgba(8, 14, 26, .62) 46%, rgba(8, 14, 26, .28) 100%);
}
.hero-copy, .series { position: relative; z-index: 1; }
.hero-copy { padding: 86px 0 28px; max-width: 760px; }
.lede, .section-lead { color: var(--ink-soft); margin: 0 0 18px; }
.hero .lede { color: rgba(255,255,255,.88); font-size: 1.05rem; max-width: 62ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 gap: 8px;
 min-height: 50px;
 padding: 0 18px;
 border-radius: 999px;
 border: 1px solid transparent;
 font-weight: 800;
 cursor: pointer;
 transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: linear-gradient(180deg, #f3dfb4, #c59245); color: #24180a; box-shadow: 0 10px 24px rgba(197, 146, 69, .28); }
.btn-primary:hover { box-shadow: 0 16px 30px rgba(197, 146, 69, .38); color: #24180a; }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.38); }
.btn-ghost:hover { background: #fff; color: var(--navy); }
.btn-pine { background: var(--pine); color: #fff; }
.btn-pine:hover { background: var(--pine-deep); color: #fff; }
.btn-line { background: #fff; color: var(--navy); border-color: var(--line); }
.btn-line:hover { border-color: var(--gold); color: var(--navy); }
.series-bar a {
 flex: 0 0 auto;
 color: #fff;
 border-radius: 12px;
 padding: 10px 14px;
 font-weight: 700;
 background: rgba(16, 26, 44, .35);
}
.series-bar a:hover, .series-bar a:focus-visible { background: #fff; color: var(--navy); }
.band-ink { background: radial-gradient(1200px 420px at 8% 0%, #1b2942, var(--navy)); color: #f7f2e8; position: relative; }
.band-ink .container { position: relative; z-index: 1; }
.band-ink .section-lead { color: rgba(247, 242, 232, .78); }
.band-ink h2, .band-ink h3 { color: #fff; }
.band-soft { background: var(--paper-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
main section { padding: 72px 0; }
.head-row { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 26px; }
.head-row h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); max-width: 22ch; margin: 0; }
.section-kicker { color: var(--gold); font-weight: 800; margin: 0 0 6px; font-size: .86rem; }
.catalog-main, .stack-card, .service-card, .rec-card, .news-feature, .news-item, .review, .bubble, .log-item, .qa, .ladder article, .topic-index, .promise, .metric {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow-soft);
}
.catalog-main { overflow: hidden; color: #fff; position: relative; min-height: 360px; }
.catalog-main img, .rec-card img, .news-feature img, .news-item img { width: 100%; height: 100%; object-fit: cover; }
.catalog-main img { position: absolute; inset: 0; }
.page-mast {
 position: relative;
 min-height: 620px;
 display: flex;
 align-items: flex-end;
 color: #fff;
 overflow: hidden;
 background: var(--navy);
}
.mast-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.mast-shade {
 position: absolute;
 inset: 0;
 background: linear-gradient(105deg, rgba(8, 14, 26, .94) 0%, rgba(8, 14, 26, .78) 46%, rgba(8, 14, 26, .42) 100%);
}
.mast-grid {
 position: relative;
 z-index: 1;
 display: grid;
 grid-template-columns: 1.15fr .85fr;
 gap: 28px;
 align-items: end;
 padding: 58px 0 42px;
}
.crumb { margin: 0 0 10px; color: var(--gold-2); font-weight: 700; font-size: .92rem; }
.crumb a { color: #fff; }
.page-mast h1 {
 margin: 0 0 12px;
 font-size: clamp(2.05rem, 4vw, 3.35rem);
 letter-spacing: -.02em;
 max-width: 14ch;
}
.page-mast .lede { color: rgba(255,255,255,.88); font-size: 1.05rem; max-width: 58ch; }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.chip {
 display: inline-flex;
 align-items: center;
 min-height: 32px;
 padding: 0 12px;
 border-radius: 999px;
 background: rgba(255,255,255,.12);
 border: 1px solid rgba(255,255,255,.28);
 color: #fff;
 font-size: .82rem;
 font-weight: 700;
}
.mast-panel {
 background: rgba(255, 253, 248, .97);
 color: var(--ink);
 border-radius: 22px;
 overflow: hidden;
 box-shadow: var(--shadow);
 border: 1px solid rgba(255,255,255,.4);
}
.mast-panel img { width: 100%; height: 168px; object-fit: cover; }
.panel-body { padding: 16px 16px 18px; }
.panel-body h2 { margin: 0 0 12px; font-size: 1.15rem; }
.status-list { display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; }
.status-row {
 display: flex;
 justify-content: space-between;
 gap: 12px;
 padding: 8px 0;
 border-top: 1px solid var(--line);
 font-weight: 650;
}
.status-row span { color: var(--ink-soft); font-weight: 600; }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.metric { padding: 18px 18px 16px; transition: transform .2s ease, box-shadow .2s ease; }
.metric:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.metric strong { display: block; font-size: clamp(1.7rem, 3vw, 2.25rem); line-height: 1.1; letter-spacing: -.03em; }
.metric span { color: var(--ink-soft); font-weight: 650; }
.band-ink .metric {
 background: rgba(255,255,255,.06);
 border-color: rgba(255,255,255,.14);
 box-shadow: none;
 color: #fff;
}
.band-ink .metric span { color: rgba(255,255,255,.74); }
.result-line { margin: 18px 0 0; color: var(--gold-2); font-weight: 650; }
.channel-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 22px; align-items: stretch; }
.channel-visual {
 position: relative;
 min-height: 480px;
 border-radius: 22px;
 overflow: hidden;
 border: 1px solid var(--line);
 box-shadow: var(--shadow-soft);
}
.channel-visual img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.channel-visual figcaption {
 position: absolute;
 left: 0;
 right: 0;
 bottom: 0;
 display: grid;
 gap: 8px;
 padding: 54px 20px 20px;
 color: #fff;
 background: linear-gradient(transparent, rgba(8, 14, 26, .9));
}
.channel-visual strong { font-size: 1.35rem; line-height: 1.3; }
.channel-list { display: grid; gap: 12px; margin: 0; padding: 0; list-style: none; }
.channel-item {
 display: grid;
 gap: 6px;
 padding: 16px 16px 14px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 16px;
 box-shadow: var(--shadow-soft);
 transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.channel-item:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: #d9c7a4; }
.channel-item h3 { margin: 0; font-size: 1.05rem; }
.channel-item p { color: var(--ink-soft); margin: 0; }
.badge {
 display: inline-flex;
 align-items: center;
 width: fit-content;
 min-height: 26px;
 padding: 0 10px;
 border-radius: 999px;
 font-size: .75rem;
 font-weight: 800;
 background: var(--gold-2);
 color: #4a3212;
}
.badge-ok { background: #e5f6ee; color: var(--ok); }
.badge-warn { background: #f8eadb; color: var(--warn); }
.badge-navy { background: var(--navy); color: #fff; }
.compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.compare-col { padding: 28px 26px; border-radius: 22px; }
.compare-col.is-main { background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); }
.compare-col.is-alt { background: var(--navy-2); color: #f7f2e8; box-shadow: var(--shadow); }
.compare-col h3 { margin: 8px 0 8px; font-size: 1.45rem; }
.compare-col .section-lead { margin-bottom: 12px; }
.compare-col.is-alt .section-lead { color: rgba(247,242,232,.78); }
.compare-col ul { margin: 0; padding-left: 18px; display: grid; gap: 8px; }
.compare-col li::marker { color: var(--gold); }
.timeline { position: relative; margin: 0; padding: 0; list-style: none; }
.timeline::before {
 content: "";
 position: absolute;
 left: 18px;
 top: 8px;
 bottom: 8px;
 width: 2px;
 background: linear-gradient(var(--gold), var(--pine));
}
.tl-item {
 position: relative;
 margin: 0 0 14px 36px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 16px;
 padding: 16px 18px;
 box-shadow: var(--shadow-soft);
 transition: transform .2s ease, box-shadow .2s ease;
}
.tl-item:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.tl-item::before {
 content: "";
 position: absolute;
 left: -24px;
 top: 22px;
 width: 12px;
 height: 12px;
 border-radius: 50%;
 background: var(--gold);
 box-shadow: 0 0 0 4px var(--paper);
}
.tl-item time { color: var(--gold); font-weight: 800; font-size: .86rem; }
.tl-item h3 { margin: 4px 0; font-size: 1.08rem; }
.tl-item p { margin: 0; color: var(--ink-soft); }
.news-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 18px; align-items: start; }
.news-feature { overflow: hidden; display: grid; grid-template-rows: 250px auto; }
.news-feature img { height: 250px; }
.news-feature div, .pad { padding: 16px 18px 18px; }
.news-list { display: grid; gap: 12px; }
.news-item { display: grid; grid-template-columns: 118px 1fr; overflow: hidden; transition: transform .2s ease, box-shadow .2s ease; }
.news-item:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.news-item img { height: 100%; min-height: 124px; object-fit: cover; }
.news-item h3, .news-feature h3 { margin: 6px 0; font-size: 1.08rem; }
.kicker-sm { color: var(--gold); font-weight: 800; font-size: .78rem; }
.more-link { display: inline-flex; margin-top: 14px; font-weight: 800; color: var(--pine-deep); }
.more-link:hover { color: var(--gold); }
.assure-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.promise { padding: 22px 20px; }
.band-ink .promise {
 background: rgba(255,255,255,.06);
 border-color: rgba(255,255,255,.14);
 color: #fff;
 box-shadow: none;
}
.promise b { display: block; color: var(--gold); font-size: .82rem; margin-bottom: 8px; letter-spacing: .04em; }
.band-ink .promise b { color: var(--gold-2); }
.promise h3 { margin: 0 0 8px; font-size: 1.16rem; }
.faq-list { display: grid; gap: 12px; }
.qa { padding: 0; overflow: hidden; }
.qa summary {
 padding: 16px 46px 16px 18px;
 font-weight: 800;
 cursor: pointer;
 list-style: none;
 position: relative;
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after {
 content: "+";
 position: absolute;
 right: 16px;
 top: 14px;
 width: 28px;
 height: 28px;
 border-radius: 50%;
 display: grid;
 place-items: center;
 background: #f7f1e4;
 color: var(--navy);
 font-weight: 800;
}
.qa[open] { border-color: #d7c09a; }
.qa[open] summary::after { content: "–"; background: var(--navy); color: #fff; }
.qa p { margin: 0; padding: 0 18px 16px; color: var(--ink-soft); }
.form-grid { display: grid; grid-template-columns: .86fr 1.14fr; gap: 28px; align-items: start; }
.form-visual { margin-top: 8px; border-radius: 22px; overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow-soft); }
.form-visual img { width: 100%; height: 230px; object-fit: cover; }
.form-card { padding: 22px; }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.field span { font-weight: 750; font-size: .92rem; }
.field input, .field select, .field textarea {
 border: 1px solid var(--line);
 border-radius: 12px;
 background: #fff;
 min-height: 48px;
 padding: 10px 12px;
 color: var(--ink);
}
.field textarea { min-height: 110px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
 border-color: var(--gold);
 outline: 3px solid rgba(169, 120, 50, .18);
}
.note-ok {
 background: #e7f5ee;
 color: var(--ok);
 border-radius: 12px;
 padding: 12px 14px;
 font-weight: 750;
 margin-bottom: 12px;
}
.site-footer {
 background: var(--navy);
 color: #f7f2e8;
 padding: 48px 0 0;
}
.footer-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 28px; padding-bottom: 28px; }
.site-footer h2 { margin: 0 0 10px; font-size: 1.35rem; color: #fff; }
.site-footer p, .site-footer li { color: rgba(247, 242, 232, .78); }
.site-footer a { color: var(--gold-2); }
.site-footer a:hover { color: #fff; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.site-footer strong { display: block; margin-bottom: 10px; color: #fff; }
.legal {
 border-top: 1px solid rgba(255,255,255,.12);
 padding: 14px 0 18px;
 color: rgba(247, 242, 232, .72);
 font-size: .92rem;
}
@media (max-width: 1024px) {
 .brand { width: auto; }
 .nav-toggle-btn { display: inline-flex; }
 .sidenav { transform: translateX(-110%); transition: transform .25s ease; z-index: 40; box-shadow: var(--shadow); }
 body:has(#nav-toggle:checked) .sidenav { transform: translateX(0); }
 body:has(#nav-toggle:checked) .nav-scrim {
  display: block;
  position: fixed;
  top: var(--top);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(8, 14, 26, .46);
  z-index: 35;
 }
 .content-col { margin-left: 0; }
 .metric-grid { grid-template-columns: 1fr 1fr; }
 .assure-grid, .mast-grid, .channel-grid { grid-template-columns: 1fr; }
 .channel-visual { min-height: 320px; }
}
@media (max-width: 768px) {
 .select { display: none; }
 .head-row, .footer-grid, .news-grid, .compare-grid, .form-grid { grid-template-columns: 1fr; display: grid; }
 .head-row { display: block; }
 .news-item { grid-template-columns: 96px 1fr; }
 main section { padding: 56px 0; }
 .page-mast { min-height: 0; }
}
@media (max-width: 520px) {
 :root { --top: 122px; }
 .topbar { height: auto; min-height: var(--top); }
 .topbar-inner { flex-wrap: wrap; height: auto; padding: 10px 12px 12px; }
 .brand { order: 1; }
 .top-tools { order: 2; }
 .search { order: 3; flex: 1 1 100%; max-width: none; }
 .container { width: calc(100% - 28px); }
 .page-mast h1 { max-width: none; font-size: 2rem; }
 .mast-grid { padding: 28px 0 22px; }
 .metric-grid, .assure-grid { grid-template-columns: 1fr; }
 .hero-actions .btn, .form-card .btn { width: 100%; }
 .news-item { grid-template-columns: 1fr; }
 .news-item img { height: 160px; min-height: 0; }
 .tl-item { margin-left: 28px; }
}
@media (prefers-reduced-motion: reduce) {
 html { scroll-behavior: auto; }
 .btn, .metric, .channel-item, .news-item, .tl-item, .sidenav { transition: none; }
}

/* roulang page: category3 */
:root {
 --ink: #172033;
 --ink-soft: #4d5b70;
 --paper: #f3efe6;
 --paper-2: #fffdf8;
 --line: #e3d9c8;
 --gold: #a97832;
 --gold-2: #f0d7a4;
 --pine: #0e6b5c;
 --pine-deep: #08463d;
 --navy: #101a2c;
 --navy-2: #1b2942;
 --ok: #1d7a4e;
 --warn: #8a4b12;
 --shadow: 0 16px 40px rgba(16, 26, 44, .12);
 --shadow-soft: 0 8px 24px rgba(16, 26, 44, .08);
 --radius: 18px;
 --top: 74px;
 --side: 292px;
 --font: "Be Vietnam Pro", "Segoe UI", sans-serif;
}
/* roulang page: category3 */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 font-family: var(--font);
 color: var(--ink);
 background: var(--paper);
 line-height: 1.7;
 font-size: 16px;
 overflow-x: hidden;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; font-size: 1rem; }
a { color: var(--pine-deep); text-decoration: none; }
a:hover { color: var(--gold); }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
 outline: 3px solid rgba(169, 120, 50, .45);
 outline-offset: 2px;
}
h1, h2, h3, p { margin-top: 0; }
ul { margin: 0; padding: 0; list-style: none; }
.nav-toggle { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.topbar {
 position: sticky;
 top: 0;
 z-index: 50;
 height: var(--top);
 background: rgba(255, 253, 248, .94);
 border-bottom: 1px solid var(--line);
 backdrop-filter: blur(14px);
 box-shadow: 0 8px 24px rgba(16, 26, 44, .04);
}
.topbar-inner {
 height: 100%;
 display: flex;
 align-items: center;
 gap: 16px;
 padding: 0 18px;
}
.brand {
 width: 274px;
 display: flex;
 flex-direction: column;
 line-height: 1.15;
 color: var(--navy);
 flex: 0 0 auto;
}
.brand strong { font-size: 1.22rem; letter-spacing: .01em; }
.brand span { color: var(--gold); font-size: .78rem; font-weight: 700; }
.brand:hover { color: var(--navy); }
.search {
 flex: 1;
 max-width: 540px;
 display: flex;
 align-items: center;
 gap: 8px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 999px;
 padding: 0 14px;
 min-height: 46px;
 box-shadow: inset 0 1px 0 rgba(255,255,255,.8);
}
.search:focus-within { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(169, 120, 50, .15); }
.search input {
 border: 0;
 width: 100%;
 background: transparent;
 color: var(--ink);
 outline: none;
 min-height: 42px;
}
.top-tools { margin-left: auto; display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.select, .lang button, .nav-toggle-btn {
 border: 1px solid var(--line);
 background: #fff;
 color: var(--ink);
 border-radius: 999px;
 min-height: 42px;
}
.select { padding: 0 12px; font-weight: 600; }
.lang {
 display: flex;
 align-items: center;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 999px;
 padding: 4px;
}
.lang button {
 border: 0;
 min-height: 34px;
 padding: 0 10px;
 border-radius: 999px;
 background: transparent;
 font-weight: 800;
 cursor: pointer;
}
.lang button.is-active, .lang button[aria-pressed="true"] { background: var(--navy); color: #fff; }
.nav-toggle-btn {
 display: none;
 align-items: center;
 padding: 0 14px;
 font-weight: 700;
 cursor: pointer;
}
.shell { min-height: calc(100vh - var(--top)); }
.backdrop { display: none; }
.sidebar {
 position: fixed;
 top: var(--top);
 left: 0;
 width: var(--side);
 height: calc(100vh - var(--top));
 overflow: auto;
 background: var(--paper-2);
 border-right: 1px solid var(--line);
 padding: 18px 14px 32px;
 z-index: 40;
}
.side-kicker {
 margin: 4px 8px 10px;
 color: var(--gold);
 font-size: .78rem;
 font-weight: 800;
 letter-spacing: .04em;
 text-transform: uppercase;
}
.side-note {
 margin: 14px 8px 0;
 color: var(--ink-soft);
 font-size: .86rem;
}
.docnav { display: grid; gap: 6px; }
.docnav a {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 8px;
 padding: 11px 12px;
 border-radius: 12px;
 color: var(--ink);
 font-weight: 600;
 border: 1px solid transparent;
}
.docnav a small { color: var(--ink-soft); font-weight: 500; }
.docnav a:hover { background: #f7f1e4; color: var(--navy); }
.docnav a.active, .docnav a[aria-current="page"] {
 background: var(--navy);
 color: #fff;
 box-shadow: var(--shadow-soft);
}
.docnav a.active small, .docnav a[aria-current="page"] small { color: var(--gold-2); }
.empty-search { display: none; margin: 10px 8px; color: var(--warn); font-size: .9rem; }
.content-col { margin-left: var(--side); min-width: 0; }
.container { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }
.page-hero {
 position: relative;
 min-height: 620px;
 display: flex;
 align-items: flex-end;
 color: #fff;
 overflow: hidden;
 background: var(--navy);
}
.page-hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.page-hero-shade {
 position: absolute;
 inset: 0;
 background: linear-gradient(100deg, rgba(8, 14, 26, .92) 0%, rgba(8, 14, 26, .66) 48%, rgba(8, 14, 26, .32) 100%);
}
.page-hero-grid {
 position: relative;
 z-index: 1;
 width: min(1120px, calc(100% - 48px));
 margin: 0 auto;
 display: grid;
 grid-template-columns: 1.15fr .85fr;
 gap: 28px;
 align-items: end;
 padding: 72px 0 36px;
}
.crumb { margin: 0 0 12px; color: var(--gold-2); font-weight: 700; font-size: .92rem; }
.crumb a { color: #fff; }
.crumb span { margin: 0 6px; opacity: .7; }
.page-hero h1 {
 margin: 0 0 12px;
 font-size: clamp(2rem, 4vw, 3.35rem);
 line-height: 1.12;
 max-width: 16ch;
}
.lede, .section-lead { color: var(--ink-soft); margin: 0 0 18px; }
.page-hero .lede { color: rgba(255,255,255,.88); font-size: 1.05rem; max-width: 58ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 gap: 8px;
 min-height: 50px;
 padding: 0 18px;
 border-radius: 999px;
 border: 1px solid transparent;
 font-weight: 800;
 cursor: pointer;
 transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: linear-gradient(180deg, #f3dfb4, #c59245); color: #24180a; box-shadow: 0 10px 24px rgba(197, 146, 69, .28); }
.btn-primary:hover { box-shadow: 0 16px 30px rgba(197, 146, 69, .38); color: #24180a; }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.38); }
.btn-ghost:hover { background: #fff; color: var(--navy); }
.btn-pine { background: var(--pine); color: #fff; }
.btn-pine:hover { background: var(--pine-deep); color: #fff; }
.btn-line { background: #fff; color: var(--navy); border-color: var(--line); }
.btn-line:hover { border-color: var(--gold); color: var(--navy); }
.hero-panel {
 background: rgba(255, 253, 248, .96);
 color: var(--ink);
 border-radius: 22px;
 padding: 18px 18px 8px;
 box-shadow: var(--shadow);
 border: 1px solid rgba(227, 217, 200, .9);
}
.panel-top { display: flex; justify-content: space-between; gap: 12px; align-items: center; margin-bottom: 8px; }
.panel-top h2 { margin: 0; font-size: 1.15rem; }
.badge {
 display: inline-flex;
 align-items: center;
 border-radius: 999px;
 padding: 4px 10px;
 background: #f4e7cf;
 color: var(--warn);
 font-size: .75rem;
 font-weight: 800;
}
.ring {
 width: 138px;
 height: 138px;
 margin: 8px auto 12px;
 border-radius: 50%;
 background: conic-gradient(var(--pine) 0 86%, #e7e0d4 0);
 display: grid;
 place-items: center;
}
.ring-core {
 width: 100px;
 height: 100px;
 border-radius: 50%;
 background: #fff;
 display: grid;
 place-items: center;
 text-align: center;
 line-height: 1.15;
 box-shadow: inset 0 0 0 1px var(--line);
}
.ring-core strong { font-size: 1.45rem; color: var(--pine-deep); }
.ring-core span { font-size: .75rem; color: var(--ink-soft); font-weight: 700; }
.tier {
 display: flex;
 justify-content: space-between;
 gap: 12px;
 padding: 11px 0;
 border-top: 1px solid var(--line);
 font-weight: 650;
}
.tier b { font-weight: 800; }
.tier em { font-style: normal; color: var(--ink-soft); font-weight: 600; text-align: right; }
.band { padding: 72px 0; }
.band-soft { background: rgba(255, 253, 248, .72); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.band-ink { background: radial-gradient(circle at 10% 0%, #24385d, var(--navy) 42%); color: #fff; }
.section-kicker { color: var(--gold); font-weight: 800; margin: 0 0 6px; font-size: .86rem; }
.band-ink .section-kicker { color: var(--gold-2); }
.head-row { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 26px; }
.head-row h2, .band h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); line-height: 1.2; margin-bottom: 8px; }
.head-row h2 { max-width: 18ch; }
.band-ink .section-lead { color: rgba(247, 242, 232, .78); }
.metric-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.metric, .stack-card, .ledger, .compare-col, .mile, .record, .promise, .qa-item, .ticket, .photo-frame {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow-soft);
}
.metric { padding: 18px 18px 16px; }
.metric strong { display: block; font-size: clamp(1.7rem, 3vw, 2.3rem); line-height: 1.1; color: var(--navy); }
.metric span { color: var(--ink-soft); font-weight: 650; }
.metric small { display: block; margin-top: 8px; color: var(--gold); font-weight: 800; }
.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 22px; align-items: stretch; }
.photo-frame { overflow: hidden; min-height: 100%; }
.photo-frame img { width: 100%; height: 100%; min-height: 320px; object-fit: cover; }
.photo-frame figcaption { padding: 12px 14px 14px; color: var(--ink-soft); font-size: .92rem; }
.ledger { padding: 8px 18px; }
.ledger-row {
 display: grid;
 grid-template-columns: 148px 1fr auto;
 gap: 12px;
 align-items: center;
 padding: 14px 0;
 border-bottom: 1px solid var(--line);
}
.ledger-row:last-child { border-bottom: 0; }
.ledger-row:hover { background: linear-gradient(90deg, transparent, #fbf7ef 30%, transparent); }
.ledger-row h3 { margin: 0; font-size: 1.02rem; }
.ledger-row p { margin: 0; color: var(--ink-soft); }
.pill { display: inline-flex; align-items: center; border-radius: 999px; padding: 4px 10px; font-size: .78rem; font-weight: 800; white-space: nowrap; }
.pill-ok { background: #e5f6ee; color: var(--ok); }
.pill-wait { background: #f8efe3; color: var(--warn); }
.pill-hold { background: #e8eef8; color: #24385d; }
.compare { display: grid; grid-template-columns: 280px 1fr 1fr; gap: 16px; }
.compare img { width: 100%; height: 100%; min-height: 280px; object-fit: cover; border-radius: var(--radius); }
.compare-col { padding: 20px; }
.compare-col h3 { margin: 0 0 8px; font-size: 1.25rem; }
.compare-col ul { display: grid; gap: 10px; }
.compare-col li { padding-left: 14px; border-left: 3px solid var(--gold-2); color: var(--ink-soft); }
.compare-col.done { background: var(--pine-deep); color: #fff; border-color: transparent; }
.compare-col.done li { color: rgba(255,255,255,.86); border-left-color: var(--gold-2); }
.timeline { display: grid; gap: 0; position: relative; }
.mile {
 display: grid;
 grid-template-columns: 72px 1fr;
 gap: 12px;
 padding: 16px 18px;
 margin-bottom: 12px;
}
.mile b {
 width: 56px;
 height: 56px;
 border-radius: 16px;
 display: grid;
 place-items: center;
 background: var(--navy);
 color: var(--gold-2);
 font-size: 1.05rem;
}
.mile h3 { margin: 0 0 4px; font-size: 1.08rem; }
.mile p { margin: 0; color: var(--ink-soft); }
.record-list { display: grid; gap: 12px; }
.record {
 display: grid;
 grid-template-columns: 168px 1fr auto;
 gap: 16px;
 align-items: center;
 padding: 12px;
 transition: transform .2s ease, box-shadow .2s ease;
}
.record:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.record img { width: 168px; height: 108px; object-fit: cover; border-radius: 12px; }
.record h3 { margin: 0 0 4px; font-size: 1.08rem; }
.record p { margin: 0; color: var(--ink-soft); }
.record time { color: var(--gold); font-weight: 800; font-size: .86rem; }
.promise-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 16px; }
.promise { background: rgba(255,255,255,.04); border-color: rgba(240, 215, 164, .28); color: #fff; padding: 20px; }
.promise strong { display: block; font-size: 1.7rem; color: var(--gold-2); line-height: 1.1; margin-bottom: 8px; }
.promise p { margin: 0; color: rgba(247,242,232,.8); }
.qa-list { display: grid; gap: 10px; }
.qa-item { padding: 0 18px; }
.qa-item summary {
 cursor: pointer;
 font-weight: 800;
 padding: 16px 0;
 list-style: none;
 display: flex;
 justify-content: space-between;
 gap: 12px;
}
.qa-item summary::-webkit-details-marker { display: none; }
.qa-item summary:after { content: "+"; color: var(--gold); font-size: 1.3rem; }
.qa-item[open] summary:after { content: "–"; }
.qa-item p { margin: 0 0 16px; color: var(--ink-soft); }
.ticket-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 22px; align-items: start; }
.ticket { padding: 18px; }
.field { display: grid; gap: 6px; margin-bottom: 12px; }
.field span { font-weight: 700; }
.field input, .field select, .field textarea {
 width: 100%;
 border: 1px solid var(--line);
 background: #fff;
 border-radius: 12px;
 min-height: 48px;
 padding: 10px 12px;
 color: var(--ink);
}
.field textarea { min-height: 96px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(169, 120, 50, .15); outline: none; }
.form-note { color: var(--ink-soft); font-size: .92rem; }
.done-note {
 display: none;
 margin-top: 12px;
 padding: 12px 14px;
 border-radius: 12px;
 background: #e5f6ee;
 color: var(--pine-deep);
 font-weight: 700;
}
.site-footer { background: var(--navy); color: #f7f2e8; padding: 48px 0 20px; }
.site-footer h2 { margin: 0 0 8px; font-size: 1.3rem; }
.site-footer p, .site-footer li { color: rgba(247, 242, 232, .78); }
.site-footer a { color: var(--gold-2); }
.site-footer a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 28px; }
.site-footer ul { display: grid; gap: 6px; }
.site-footer strong { display: block; margin-bottom: 8px; }
.legal { border-top: 1px solid rgba(255,255,255,.12); margin-top: 22px; padding: 14px 0 8px; color: rgba(247,242,232,.65); font-size: .92rem; }
@media (max-width: 1024px) {
 .nav-toggle-btn { display: inline-flex; }
 .content-col { margin-left: 0; }
 .brand { width: auto; }
 .sidebar { transform: translateX(-110%); transition: transform .25s ease; width: min(320px, 88vw); box-shadow: var(--shadow); }
 .nav-toggle:checked ~ .shell .sidebar { transform: translateX(0); }
 .backdrop { position: fixed; inset: var(--top) 0 0 0; background: rgba(16, 26, 44, .45); z-index: 30; }
 .nav-toggle:checked ~ .shell .backdrop { display: block; }
 .metric-row, .promise-grid { grid-template-columns: 1fr 1fr; }
 .compare { grid-template-columns: 1fr 1fr; }
 .compare img { grid-column: 1 / -1; max-height: 240px; }
 .page-hero-grid, .split, .ticket-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
 :root { --top: 132px; }
 .topbar { height: auto; min-height: 74px; }
 .topbar-inner { flex-wrap: wrap; height: auto; padding: 10px 12px 12px; }
 .search { order: 5; flex: 1 1 100%; max-width: none; }
 .head-row, .footer-grid, .metric-row, .promise-grid, .compare, .record, .ledger-row { grid-template-columns: 1fr; display: grid; }
 .head-row { align-items: start; }
 .record img, .photo-frame img { width: 100%; height: 190px; }
 .mile { grid-template-columns: 64px 1fr; }
 .page-hero { min-height: 0; }
 .band { padding: 52px 0; }
}
@media (max-width: 520px) {
 .container, .page-hero-grid { width: min(1120px, calc(100% - 28px)); }
 .top-tools { gap: 6px; }
 .select { max-width: 42vw; }
 .lang button { padding: 0 8px; }
 .hero-actions .btn, .ticket .btn { width: 100%; }
 .metric-row, .promise-grid { grid-template-columns: 1fr; }
 .page-hero h1 { max-width: none; }
}

/* roulang page: category4 */
:root {
 --ink: #172033;
 --ink-soft: #4d5b70;
 --paper: #f3efe6;
 --paper-2: #fffdf8;
 --line: #e3d9c8;
 --gold: #a97832;
 --gold-2: #f0d7a4;
 --pine: #0e6b5c;
 --pine-deep: #08463d;
 --navy: #101a2c;
 --navy-2: #1b2942;
 --ok: #1d7a4e;
 --warn: #8a4b12;
 --shadow: 0 16px 40px rgba(16, 26, 44, .12);
 --shadow-soft: 0 8px 24px rgba(16, 26, 44, .08);
 --radius: 18px;
 --top: 74px;
 --side: 292px;
 --font: "Be Vietnam Pro", "Segoe UI", sans-serif;
}
/* roulang page: category4 */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 font-family: var(--font);
 color: var(--ink);
 background: var(--paper);
 line-height: 1.7;
 font-size: 16px;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; font-size: 1rem; }
a { color: var(--pine-deep); text-decoration: none; }
a:hover { color: var(--gold); }
:focus-visible { outline: 3px solid rgba(169, 120, 50, .55); outline-offset: 2px; }
.sr-only {
 position: absolute;
 width: 1px;
 height: 1px;
 padding: 0;
 margin: -1px;
 overflow: hidden;
 clip: rect(0, 0, 0, 0);
 white-space: nowrap;
 border: 0;
}
.nav-toggle { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.topbar {
 position: sticky;
 top: 0;
 z-index: 50;
 height: var(--top);
 background: rgba(255, 253, 248, .94);
 border-bottom: 1px solid var(--line);
 backdrop-filter: blur(14px);
 box-shadow: 0 8px 24px rgba(16, 26, 44, .04);
}
.topbar-inner {
 height: 100%;
 display: flex;
 align-items: center;
 gap: 16px;
 padding: 0 18px;
}
.brand {
 width: 274px;
 display: flex;
 flex-direction: column;
 line-height: 1.15;
 color: var(--navy);
 flex: 0 0 auto;
}
.brand strong { font-size: 1.22rem; letter-spacing: .01em; }
.brand span { color: var(--gold); font-size: .78rem; font-weight: 700; }
.brand:hover { color: var(--navy); }
.search {
 flex: 1;
 max-width: 540px;
 display: flex;
 align-items: center;
 gap: 8px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 999px;
 padding: 0 14px;
 min-height: 46px;
 box-shadow: inset 0 1px 0 rgba(255,255,255,.8);
}
.search:focus-within { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(169, 120, 50, .15); }
.search input {
 border: 0;
 width: 100%;
 background: transparent;
 color: var(--ink);
 outline: none;
 min-height: 42px;
}
.top-tools { display: flex; align-items: center; gap: 10px; margin-left: auto; }
.select, .lang button, .nav-toggle-btn {
 border: 1px solid var(--line);
 background: #fff;
 color: var(--ink);
 border-radius: 999px;
 min-height: 42px;
}
.select {
 padding: 0 34px 0 12px;
 font-weight: 600;
 appearance: none;
 background-image: linear-gradient(45deg, transparent 50%, var(--gold) 50%), linear-gradient(135deg, var(--gold) 50%, transparent 50%);
 background-position: calc(100% - 16px) 18px, calc(100% - 11px) 18px;
 background-size: 5px 5px, 5px 5px;
 background-repeat: no-repeat;
}
.lang { display: flex; gap: 2px; padding: 4px; border: 1px solid var(--line); border-radius: 999px; background: #fff; }
.lang button {
 border: 0;
 min-height: 34px;
 padding: 0 10px;
 border-radius: 999px;
 background: transparent;
 font-weight: 800;
 cursor: pointer;
}
.lang button.is-active, .lang button[aria-pressed="true"] { background: var(--navy); color: #fff; }
.nav-toggle-btn {
 display: none;
 align-items: center;
 padding: 0 14px;
 font-weight: 700;
 cursor: pointer;
}
.nav-toggle-btn:hover { border-color: var(--gold); }
.shell { min-height: calc(100vh - var(--top)); }
.sidebar {
 position: fixed;
 top: var(--top);
 left: 0;
 width: var(--side);
 height: calc(100vh - var(--top));
 overflow: auto;
 background: var(--paper-2);
 border-right: 1px solid var(--line);
 padding: 22px 14px 32px;
 z-index: 40;
}
.side-kicker {
 margin: 0 8px 12px;
 color: var(--gold);
 font-size: .78rem;
 font-weight: 800;
 letter-spacing: .04em;
 text-transform: uppercase;
}
.side-note {
 margin: 16px 8px 0;
 padding: 12px 12px 10px;
 border-radius: 14px;
 background: #f7f1e4;
 border: 1px solid var(--line);
 color: var(--ink-soft);
 font-size: .9rem;
}
.docnav { display: grid; gap: 6px; }
.docnav a {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 8px;
 padding: 11px 12px;
 border-radius: 12px;
 color: var(--ink);
 font-weight: 600;
 border: 1px solid transparent;
}
.docnav a small { color: var(--ink-soft); font-weight: 500; }
.docnav a:hover { background: #f7f1e4; color: var(--navy); }
.docnav a.active, .docnav a[aria-current="page"] {
 background: var(--navy);
 color: #fff;
 box-shadow: var(--shadow-soft);
}
.docnav a.active small, .docnav a[aria-current="page"] small { color: var(--gold-2); }
.docnav a.active:hover, .docnav a[aria-current="page"]:hover { color: #fff; }
.empty-search { display: none; margin: 10px 8px; color: var(--warn); font-size: .9rem; }
.drawer-mask { display: none; }
.content-col { margin-left: var(--side); min-width: 0; }
.container { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }
.mast {
 position: relative;
 color: #fff;
 background: var(--navy);
 overflow: hidden;
 min-height: 520px;
 display: flex;
 align-items: flex-end;
}
.mast-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.mast-shade {
 position: absolute;
 inset: 0;
 background: linear-gradient(100deg, rgba(8, 14, 26, .94) 0%, rgba(8, 14, 26, .78) 52%, rgba(8, 14, 26, .46) 100%);
}
.mast-grid {
 position: relative;
 z-index: 1;
 display: grid;
 grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr);
 gap: 28px;
 align-items: end;
 padding: 54px 0 48px;
}
.crumbs { display: flex; gap: 8px; align-items: center; color: rgba(255,255,255,.72); font-size: .88rem; margin: 0 0 12px; }
.crumbs a { color: var(--gold-2); font-weight: 700; }
.crumbs a:hover { color: #fff; }
.section-kicker { color: var(--gold); font-weight: 800; margin: 0 0 6px; font-size: .86rem; }
.mast .section-kicker, .band-ink .section-kicker { color: var(--gold-2); }
h1 { margin: 0 0 12px; font-size: clamp(1.9rem, 4vw, 3.1rem); line-height: 1.18; letter-spacing: -.02em; max-width: 16ch; }
.lede, .section-lead { color: var(--ink-soft); margin: 0 0 18px; }
.mast .lede { color: rgba(255,255,255,.88); font-size: 1.05rem; max-width: 58ch; }
.badge-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0 8px; }
.badge {
 display: inline-flex;
 align-items: center;
 min-height: 32px;
 padding: 4px 11px;
 border-radius: 999px;
 background: rgba(240, 215, 164, .16);
 color: var(--gold-2);
 border: 1px solid rgba(240, 215, 164, .45);
 font-size: .8rem;
 font-weight: 800;
}
.badge-ink { background: #fff; color: var(--pine-deep); border-color: var(--line); }
.hero-actions, .form-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 gap: 8px;
 min-height: 50px;
 padding: 0 18px;
 border-radius: 999px;
 border: 1px solid transparent;
 font-weight: 800;
 cursor: pointer;
 transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
 text-align: center;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: linear-gradient(180deg, #f3dfb4, #c59245); color: #24180a; box-shadow: 0 10px 24px rgba(197, 146, 69, .28); }
.btn-primary:hover { box-shadow: 0 16px 30px rgba(197, 146, 69, .38); color: #24180a; }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.38); }
.btn-ghost:hover { background: #fff; color: var(--navy); }
.btn-pine { background: var(--pine); color: #fff; }
.btn-pine:hover { background: var(--pine-deep); color: #fff; }
.btn-line { background: #fff; color: var(--navy); border-color: var(--line); }
.btn-line:hover { border-color: var(--gold); color: var(--navy); }
.qualify, .metric, .feature-card, .side-card, .compare-card, .note, .promise, .qa, .form-card, .step {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow-soft);
}
.qualify { color: var(--ink); padding: 22px 22px 18px; }
.qualify h2 { margin: 0 0 12px; font-size: 1.35rem; line-height: 1.3; }
.fine { color: var(--ink-soft); font-size: .92rem; margin: 14px 0 0; }
.check { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.check li { position: relative; padding-left: 28px; }
.check li::before {
 content: "";
 position: absolute;
 left: 0;
 top: .5em;
 width: 14px;
 height: 14px;
 border-radius: 50%;
 background: var(--pine);
 box-shadow: inset 0 0 0 3px #e7f4ef;
}
.metric-band {
 background: var(--paper-2);
 border-bottom: 1px solid var(--line);
 padding: 34px 0 40px;
}
.head-row { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 22px; }
.head-row h2, .block h2 { font-size: clamp(1.55rem, 3vw, 2.2rem); line-height: 1.25; margin: 0 0 8px; max-width: 22ch; }
.head-row .lede { margin: 0; max-width: 46ch; }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.metric { padding: 16px 16px 14px; transition: transform .2s ease, box-shadow .2s ease; }
.metric:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.metric span { color: var(--gold); font-weight: 800; font-size: .8rem; }
.metric strong { display: block; margin: 6px 0 2px; font-size: 2rem; line-height: 1.1; color: var(--navy); }
.metric em { display: block; color: var(--ink-soft); font-style: normal; font-size: .92rem; }
.block { padding: 72px 0; }
.block-alt { background: rgba(255, 253, 248, .7); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.matrix-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(260px, .75fr); gap: 18px; align-items: stretch; }
.feature-card { overflow: hidden; display: grid; grid-template-rows: 240px auto; min-height: 100%; }
.feature-card img { width: 100%; height: 240px; object-fit: cover; }
.feature-body, .side-card, .compare-card, .note-body { padding: 18px 18px 16px; }
.feature-body h3, .side-card h3, .compare-card h3, .note h3, .step h3 { margin: 0 0 8px; font-size: 1.18rem; line-height: 1.35; }
.stack { display: grid; gap: 12px; }
.side-card { padding: 16px 16px 14px; display: grid; grid-template-columns: auto 1fr; gap: 12px; align-items: start; transition: border-color .2s ease, transform .2s ease; }
.side-card:hover { border-color: var(--gold); transform: translateY(-2px); }
.idx {
 width: 42px;
 height: 42px;
 border-radius: 12px;
 display: grid;
 place-items: center;
 background: var(--navy);
 color: var(--gold-2);
 font-weight: 800;
}
.side-card p, .feature-body p, .compare-card p, .note p, .step p, .promise p { margin: 0; color: var(--ink-soft); }
.compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.compare-card ul { margin: 12px 0 0; padding-left: 18px; color: var(--ink-soft); }
.compare-card li + li { margin-top: 6px; }
.compare-good {
 background: var(--navy);
 color: #fff;
 border-color: transparent;
}
.compare-good p, .compare-good li { color: rgba(247, 242, 232, .82); }
.compare-good h3 { color: var(--gold-2); }
.result-bar {
 margin-top: 16px;
 padding: 14px 16px;
 border-radius: 14px;
 background: #f7f1e4;
 border: 1px dashed var(--gold);
 color: var(--navy);
 font-weight: 650;
}
.steps { list-style: none; margin: 8px 0 0; padding: 0 0 0 8px; display: grid; gap: 0; }
.step {
 display: grid;
 grid-template-columns: 92px 1fr;
 gap: 8px;
 padding: 16px 18px;
 margin: 0 0 12px 12px;
 position: relative;
}
.step::before {
 content: "";
 position: absolute;
 left: -18px;
 top: 24px;
 width: 12px;
 height: 12px;
 border-radius: 50%;
 background: var(--gold);
 box-shadow: 0 0 0 4px #f3efe6, 0 0 0 5px var(--line);
}
.steps { border-left: 2px solid var(--line); margin-left: 18px; }
.step time { font-weight: 800; color: var(--pine-deep); }
.note-list { display: grid; gap: 12px; }
.note {
 display: grid;
 grid-template-columns: 188px 1fr;
 gap: 0;
 overflow: hidden;
 transition: transform .2s ease, box-shadow .2s ease;
}
.note:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.note img { width: 100%; height: 100%; min-height: 132px; object-fit: cover; }
.note-tag { color: var(--gold); font-weight: 800; font-size: .78rem; display: block; margin-bottom: 4px; }
.band-ink { position: relative; overflow: hidden; background: var(--navy); color: #fff; }
.band-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .32; }
.band-shade { position: absolute; inset: 0; background: rgba(8, 16, 28, .84); }
.band-ink .container { position: relative; z-index: 1; }
.band-ink .section-lead { color: rgba(247, 242, 232, .78); }
.promise-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.promise {
 background: rgba(255,255,255,.04);
 color: #fff;
 border-color: rgba(255,255,255,.14);
 border-left: 4px solid var(--gold);
 padding: 18px 18px 16px;
 box-shadow: none;
}
.promise strong { display: block; margin-bottom: 6px; font-size: 1.05rem; }
.promise p { color: rgba(247, 242, 232, .78); }
.qa-list { display: grid; gap: 12px; }
.qa { padding: 0; overflow: hidden; }
.qa summary {
 cursor: pointer;
 padding: 16px 18px;
 font-weight: 800;
 list-style: none;
 display: flex;
 justify-content: space-between;
 align-items: center;
 gap: 12px;
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after { content: "+"; color: var(--gold); font-size: 1.4rem; line-height: 1; }
.qa[open] { border-color: var(--gold); }
.qa[open] summary::after { content: "–"; }
.qa p { margin: 0; padding: 0 18px 16px; color: var(--ink-soft); }
.form-layout { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.15fr); gap: 22px; align-items: start; }
.form-card { padding: 22px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field { display: flex; flex-direction: column; gap: 6px; font-weight: 700; color: var(--navy); }
.field-full { grid-column: 1 / -1; }
.field input, .field select, .field textarea {
 border: 1px solid var(--line);
 border-radius: 12px;
 min-height: 48px;
 padding: 10px 12px;
 background: #fff;
 color: var(--ink);
 font-weight: 500;
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
 border-color: var(--gold);
 box-shadow: 0 0 0 4px rgba(169, 120, 50, .15);
 outline: none;
}
.agree { display: flex; gap: 10px; align-items: flex-start; font-weight: 650; }
.agree input { margin-top: 4px; accent-color: var(--pine); }
.form-msg { min-height: 1.4em; margin: 10px 0 0; font-weight: 700; color: var(--pine-deep); }
.form-msg.is-warn { color: var(--warn); }
.site-footer {
 margin-left: var(--side);
 background: var(--navy);
 color: #f7f2e8;
 padding: 48px 0 18px;
}
.site-footer h2 { margin: 0 0 8px; font-size: 1.35rem; color: #fff; max-width: none; }
.site-footer p, .site-footer li { color: rgba(247, 242, 232, .78); }
.site-footer a { color: var(--gold-2); }
.site-footer a:hover { color: #fff; }
.site-footer strong { color: #fff; display: block; margin-bottom: 8px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 28px; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.legal {
 border-top: 1px solid rgba(255,255,255,.12);
 margin-top: 22px;
 padding: 14px 0 8px;
 color: rgba(247, 242, 232, .66);
 font-size: .92rem;
}
@media (max-width: 1024px) {
 .brand { width: auto; }
 .nav-toggle-btn { display: inline-flex; }
 .search { max-width: none; }
 .sidebar {
  transform: translateX(-105%);
  transition: transform .25s ease;
  box-shadow: var(--shadow);
 }
 .nav-toggle:checked ~ .shell .sidebar { transform: translateX(0); }
 .drawer-mask {
  position: fixed;
  inset: var(--top) 0 0 0;
  background: rgba(16, 26, 44, .46);
  z-index: 35;
 }
 .nav-toggle:checked ~ .shell .drawer-mask { display: block; }
 .content-col, .site-footer { margin-left: 0; }
 .metric-grid { grid-template-columns: 1fr 1fr; }
 .matrix-grid, .form-layout { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
 :root { --top: 128px; }
 .topbar { height: auto; }
 .topbar-inner { flex-wrap: wrap; height: auto; padding: 10px 12px 12px; }
 .search { order: 5; flex: 1 1 100%; }
 .mast { min-height: 0; }
 .mast-grid, .compare-grid, .promise-grid, .footer-grid, .head-row { grid-template-columns: 1fr; display: grid; }
 .head-row { display: grid; }
 .note { grid-template-columns: 120px 1fr; }
 .form-grid { grid-template-columns: 1fr; }
 .block { padding: 52px 0; }
 h1 { max-width: none; }
}
@media (max-width: 520px) {
 :root { --top: 136px; }
 .container { width: min(1120px, calc(100% - 28px)); }
 .metric-grid, .note, .step { grid-template-columns: 1fr; }
 .note img { height: 180px; }
 .hero-actions .btn, .form-actions .btn { width: 100%; }
 .select { max-width: 132px; }
 .top-tools { gap: 6px; }
 .feature-card { grid-template-rows: 190px auto; }
 .feature-card img { height: 190px; }
}
@media (prefers-reduced-motion: reduce) {
 * { transition: none !important; scroll-behavior: auto !important; }
}

/* roulang page: category5 */
:root {
 --ink: #172033;
 --ink-soft: #4d5b70;
 --paper: #f3efe6;
 --paper-2: #fffdf8;
 --line: #e3d9c8;
 --gold: #a97832;
 --gold-2: #f0d7a4;
 --pine: #0e6b5c;
 --pine-deep: #08463d;
 --navy: #101a2c;
 --navy-2: #1b2942;
 --ok: #1d7a4e;
 --warn: #8a4b12;
 --shadow: 0 16px 40px rgba(16, 26, 44, .12);
 --shadow-soft: 0 8px 24px rgba(16, 26, 44, .08);
 --radius: 18px;
 --top: 74px;
 --side: 292px;
 --font: "Be Vietnam Pro", "Segoe UI", sans-serif;
}
/* roulang page: category5 */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 font-family: var(--font);
 color: var(--ink);
 background: var(--paper);
 line-height: 1.7;
 font-size: 16px;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; font-size: 1rem; }
a { color: var(--pine-deep); text-decoration: none; }
a:hover { color: var(--gold); }
h1, h2, h3, p { overflow-wrap: break-word; }
h1, h2, h3 { line-height: 1.25; }
.nav-toggle { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.topbar {
 position: sticky;
 top: 0;
 z-index: 50;
 height: var(--top);
 background: rgba(255, 253, 248, .94);
 border-bottom: 1px solid var(--line);
 backdrop-filter: blur(14px);
 box-shadow: 0 8px 24px rgba(16, 26, 44, .04);
}
.topbar-inner {
 height: 100%;
 display: flex;
 align-items: center;
 gap: 16px;
 padding: 0 18px;
}
.brand {
 width: 274px;
 display: flex;
 flex-direction: column;
 line-height: 1.15;
 color: var(--navy);
 flex: 0 0 auto;
}
.brand strong { font-size: 1.22rem; letter-spacing: .01em; }
.brand span { color: var(--gold); font-size: .78rem; font-weight: 700; }
.brand:hover { color: var(--navy); }
.search {
 flex: 1;
 max-width: 540px;
 display: flex;
 align-items: center;
 gap: 8px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 999px;
 padding: 0 14px;
 min-height: 46px;
 box-shadow: inset 0 1px 0 rgba(255,255,255,.8);
}
.search:focus-within { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(169, 120, 50, .15); }
.search input {
 border: 0;
 width: 100%;
 background: transparent;
 color: var(--ink);
 outline: none;
 min-height: 42px;
}
.top-tools { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.select, .lang button, .nav-toggle-btn {
 border: 1px solid var(--line);
 background: #fff;
 color: var(--ink);
 border-radius: 999px;
 min-height: 42px;
}
.select { padding: 0 12px; font-weight: 600; }
.select:hover, .nav-toggle-btn:hover { border-color: var(--gold); }
.lang { display: flex; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 3px; }
.lang button {
 border: 0;
 min-height: 34px;
 padding: 0 10px;
 border-radius: 999px;
 background: transparent;
 font-weight: 800;
 cursor: pointer;
}
.lang button.is-active, .lang button[aria-pressed="true"] { background: var(--navy); color: #fff; }
.nav-toggle-btn {
 display: none;
 align-items: center;
 padding: 0 14px;
 font-weight: 700;
 cursor: pointer;
}
.shell { min-height: calc(100vh - var(--top)); }
.sidebar {
 position: fixed;
 top: var(--top);
 left: 0;
 bottom: 0;
 width: var(--side);
 overflow: auto;
 background: rgba(255, 253, 248, .97);
 border-right: 1px solid var(--line);
 padding: 18px 14px 28px;
 z-index: 40;
}
.side-label {
 margin: 4px 8px 10px;
 font-size: .78rem;
 font-weight: 800;
 letter-spacing: .06em;
 text-transform: uppercase;
 color: var(--gold);
}
.docnav { display: grid; gap: 6px; }
.docnav a {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 8px;
 padding: 11px 12px;
 border-radius: 12px;
 color: var(--ink);
 font-weight: 600;
 border: 1px solid transparent;
}
.docnav a small { color: var(--ink-soft); font-weight: 500; }
.docnav a:hover { background: #f7f1e4; color: var(--navy); }
.docnav a.active, .docnav a[aria-current="page"] {
 background: var(--navy);
 color: #fff;
 box-shadow: var(--shadow-soft);
}
.docnav a.active small, .docnav a[aria-current="page"] small { color: var(--gold-2); }
.empty-search { display: none; margin: 10px 8px; color: var(--warn); font-size: .9rem; }
.side-note {
 margin-top: 16px;
 padding: 12px 14px;
 border: 1px solid var(--line);
 border-radius: 14px;
 background: #fff;
}
.side-note strong { display: block; }
.side-note span { color: var(--ink-soft); font-size: .92rem; }
.content-col { margin-left: var(--side); min-width: 0; }
.container { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }
.page-mast {
 position: relative;
 min-height: 560px;
 display: flex;
 align-items: flex-end;
 color: #fff;
 overflow: hidden;
 background: var(--navy);
}
.mast-bg, .ink-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.mast-shade {
 position: absolute;
 inset: 0;
 background: linear-gradient(100deg, rgba(8, 14, 26, .94) 0%, rgba(8, 14, 26, .74) 48%, rgba(8, 14, 26, .42) 100%);
}
.mast-grid {
 position: relative;
 z-index: 1;
 display: grid;
 grid-template-columns: minmax(0, 1.35fr) minmax(260px, .72fr);
 gap: 28px;
 align-items: end;
 padding: 54px 0 42px;
}
.page-mast h1 { margin: 0 0 12px; font-size: clamp(2rem, 4vw, 3.35rem); color: #fff; max-width: 16ch; }
.lede, .section-lead { color: var(--ink-soft); margin: 0 0 18px; }
.page-mast .lede { color: rgba(255,255,255,.88); font-size: 1.05rem; max-width: 58ch; }
.section-kicker { color: var(--gold); font-weight: 800; margin: 0 0 6px; font-size: .86rem; }
.page-mast .section-kicker { color: var(--gold-2); }
.chip-row, .hero-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.hero-actions { margin-top: 18px; }
.badge {
 display: inline-flex;
 align-items: center;
 gap: 6px;
 min-height: 30px;
 padding: 0 11px;
 border-radius: 999px;
 background: var(--gold-2);
 color: #3a2a10;
 font-size: .78rem;
 font-weight: 800;
}
.badge-ok { background: #e5f6ee; color: var(--ok); }
.badge-warn { background: #fff1e4; color: var(--warn); }
.badge-navy { background: rgba(255,255,255,.14); color: #fff; border: 1px solid rgba(255,255,255,.2); }
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 gap: 8px;
 min-height: 50px;
 padding: 0 18px;
 border-radius: 999px;
 border: 1px solid transparent;
 font-weight: 800;
 cursor: pointer;
 transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: linear-gradient(180deg, #f3dfb4, #c59245); color: #24180a; box-shadow: 0 10px 24px rgba(197, 146, 69, .28); }
.btn-primary:hover { box-shadow: 0 16px 30px rgba(197, 146, 69, .38); color: #24180a; }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.38); }
.btn-ghost:hover { background: #fff; color: var(--navy); }
.btn-pine { background: var(--pine); color: #fff; }
.btn-pine:hover { background: var(--pine-deep); color: #fff; }
.btn-line { background: #fff; color: var(--navy); border-color: var(--line); }
.btn-line:hover { border-color: var(--gold); color: var(--navy); }
.status-board {
 background: rgba(255, 253, 248, .96);
 color: var(--ink);
 border-radius: 22px;
 padding: 18px 18px 8px;
 box-shadow: var(--shadow);
 border: 1px solid rgba(255,255,255,.4);
}
.status-board .section-kicker { margin-bottom: 2px; }
.status-board h2 { margin: 0 0 8px; font-size: 1.45rem; color: var(--navy); }
.status-row {
 display: flex;
 justify-content: space-between;
 gap: 12px;
 padding: 11px 0;
 border-top: 1px solid var(--line);
 font-size: .95rem;
}
.status-row span { color: var(--ink-soft); }
.status-row b { text-align: right; }
main section { padding: 68px 0; }
.band-white { background: var(--paper-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.band-cream { background: #f7f1e4; }
.head-row { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 26px; }
.head-row h2, .block-title h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin: 0 0 8px; }
.page-su-co .head-row h2 { max-width: 16em; }
.head-row .section-lead { margin: 0; max-width: 42ch; }
.metric-grid, .facts, .promise-rail { display: grid; gap: 14px; }
.metric-grid { grid-template-columns: repeat(4, 1fr); }
.metric, .stack-card, .service-card, .rec-card, .news-feature, .news-item, .review, .bubble, .log-item, .qa, .ladder article, .topic-index, .promise, .compare-card, .bento-side, .bento-wide, .ticket-card {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow-soft);
}
.metric { padding: 18px; }
.metric strong { display: block; font-size: clamp(1.6rem, 2vw, 2rem); color: var(--pine-deep); letter-spacing: -.03em; }
.metric span { display: block; font-weight: 800; margin: 6px 0; }
.metric p, .bento-side p, .bento-wide p, .compare-card p, .news-feature p, .news-item p { margin: 0; color: var(--ink-soft); }
.note-line { margin: 16px 0 0; color: var(--ink-soft); font-size: .95rem; }
.bento {
 display: grid;
 grid-template-columns: 1.35fr .65fr;
 grid-template-areas: "main sidea" "main sideb" "wide wide";
 gap: 14px;
}
.bento-main { grid-area: main; position: relative; min-height: 440px; overflow: hidden; border-radius: var(--radius); color: #fff; box-shadow: var(--shadow); }
.bento-main img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.bento-copy {
 position: absolute;
 left: 0; right: 0; bottom: 0;
 padding: 22px;
 background: linear-gradient(transparent, rgba(8, 14, 26, .92) 42%);
}
.bento-copy h3, .bento-side h3, .bento-wide h3, .compare-card h3, .news-feature h3, .news-item h3, .ticket-side h3 { margin: 8px 0; font-size: 1.2rem; }
.bento-copy p { margin: 0; color: rgba(255,255,255,.88); }
.bento-side, .bento-wide, .compare-card, .ticket-card, .ticket-side { padding: 18px; }
.bento-a { grid-area: sidea; }
.bento-b { grid-area: sideb; }
.bento-wide { grid-area: wide; display: flex; justify-content: space-between; gap: 18px; align-items: center; }
.stat-side { text-align: right; min-width: 140px; }
.stat-side strong { display: block; font-size: 1.7rem; color: var(--pine-deep); }
.bento-side:hover, .bento-wide:hover, .metric:hover, .news-item:hover, .compare-card:hover {
 transform: translateY(-3px);
 box-shadow: var(--shadow);
 transition: transform .2s ease, box-shadow .2s ease;
}
.compare-grid { display: grid; grid-template-columns: 1fr 86px 1fr; gap: 12px; align-items: stretch; }
.compare-card.stable { background: var(--navy); color: #fff; border-color: var(--navy); }
.compare-card.stable p { color: rgba(255,255,255,.78); }
.compare-mid { display: grid; place-items: center; }
.compare-mid span {
 width: 86px; height: 86px; border-radius: 50%;
 display: grid; place-items: center; text-align: center;
 background: linear-gradient(180deg, #f3dfb4, #c59245);
 color: #24180a; font-weight: 800; font-size: .82rem; line-height: 1.25;
 box-shadow: var(--shadow-soft);
}
.check { list-style: none; padding: 0; margin: 14px 0 0; }
.check li { position: relative; padding: 9px 0 9px 16px; border-top: 1px solid var(--line); }
.compare-card.stable .check li { border-top-color: rgba(255,255,255,.14); }
.check li::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--gold); position: absolute; left: 0; top: 16px; }
.timeline { list-style: none; margin: 8px 0 0; padding: 0 0 0 22px; border-left: 2px solid var(--line); display: grid; gap: 18px; }
.timeline li { position: relative; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 14px 16px; box-shadow: var(--shadow-soft); }
.timeline li::before { content: ""; width: 12px; height: 12px; border-radius: 50%; background: var(--gold); position: absolute; left: -29px; top: 20px; box-shadow: 0 0 0 4px var(--paper); }
.timeline time { display: block; color: var(--gold); font-weight: 800; }
.timeline h3 { margin: 2px 0 6px; }
.timeline p { margin: 0; color: var(--ink-soft); }
.news-layout { display: grid; grid-template-columns: 1.05fr .95fr; gap: 16px; }
.news-feature { overflow: hidden; display: flex; flex-direction: column; }
.news-feature img { width: 100%; height: 240px; object-fit: cover; }
.news-feature div, .news-item div { padding: 14px 16px 16px; }
.news-list { display: grid; gap: 12px; }
.news-item { overflow: hidden; display: grid; grid-template-columns: 132px 1fr; min-height: 124px; }
.news-item img { width: 100%; height: 100%; object-fit: cover; }
.news-feature h3, .news-item h3 { margin-top: 0; }
.kicker-sm { color: var(--gold); font-weight: 800; font-size: .8rem; margin: 0 0 4px; }
.band-ink { position: relative; overflow: hidden; background: var(--navy); color: #fff; }
.band-ink .ink-bg { opacity: .28; }
.ink-shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(16,26,44,.78), rgba(16,26,44,.9)); }
.band-ink .container { position: relative; z-index: 1; }
.band-ink h2, .band-ink h3 { color: #fff; }
.band-ink .section-lead, .band-ink .promise-rail p { color: rgba(247, 242, 232, .78); }
.band-ink .section-kicker { color: var(--gold-2); }
.promise-rail { list-style: none; margin: 8px 0 0; padding: 0; grid-template-columns: repeat(4, 1fr); gap: 0; }
.promise-rail li { padding: 6px 18px; border-left: 1px solid rgba(255,255,255,.16); }
.promise-rail li:first-child { border-left: 0; padding-left: 0; }
.promise-rail span { color: var(--gold-2); font-weight: 800; }
.facts { grid-template-columns: repeat(4, 1fr); }
.facts div { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 16px 14px; box-shadow: var(--shadow-soft); }
.facts dt { font-weight: 800; font-size: 1.35rem; color: var(--navy); }
.facts dd { margin: 6px 0 0; color: var(--ink-soft); }
.qa-list { display: grid; gap: 10px; max-width: 860px; }
.qa { padding: 0; overflow: hidden; }
.qa summary {
 padding: 16px 18px;
 font-weight: 800;
 cursor: pointer;
 list-style: none;
 display: flex;
 justify-content: space-between;
 gap: 12px;
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after { content: "+"; color: var(--gold); font-size: 1.3rem; line-height: 1; }
.qa[open] summary::after { content: "–"; }
.qa[open] summary { border-bottom: 1px solid var(--line); }
.qa p { padding: 0 18px 16px; margin: 0; color: var(--ink-soft); }
.ticket-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 18px; align-items: start; }
.ticket-card { padding: 22px; }
.ticket-side { overflow: hidden; padding: 0; background: #fff; }
.ticket-side img { width: 100%; height: 210px; object-fit: cover; }
.ticket-side div { padding: 16px 18px 18px; }
.field { display: grid; gap: 6px; margin-bottom: 12px; }
.field span { font-weight: 700; font-size: .92rem; }
.field input, .field select, .field textarea {
 width: 100%;
 border: 1px solid var(--line);
 background: #fff;
 border-radius: 12px;
 min-height: 48px;
 padding: 10px 12px;
 color: var(--ink);
}
.field textarea { min-height: 110px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus, .search input:focus {
 border-color: var(--gold);
 outline: 3px solid rgba(169, 120, 50, .18);
}
.form-note { margin: 12px 0 0; padding: 12px 14px; background: #e5f6ee; border-radius: 12px; color: var(--ok); }
.form-note[hidden] { display: none; }
.fine { margin: 10px 0 0; color: var(--ink-soft); font-size: .92rem; }
.site-footer { background: var(--navy); color: #efe7d8; padding: 48px 0 20px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 28px; }
.site-footer h2 { margin: 0 0 8px; font-size: 1.35rem; color: #fff; }
.site-footer p, .site-footer li { color: rgba(255,255,255,.78); }
.site-footer ul { list-style: none; margin: 8px 0 0; padding: 0; }
.site-footer li { margin: 6px 0; }
.site-footer a { color: var(--gold-2); }
.site-footer a:hover { color: #fff; }
.site-footer strong { color: #fff; display: block; margin-bottom: 4px; }
.legal { border-top: 1px solid rgba(255,255,255,.12); margin-top: 22px; padding-top: 14px; color: rgba(255,255,255,.62); font-size: .92rem; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible {
 outline: 3px solid rgba(169, 120, 50, .45);
 outline-offset: 2px;
}
@media (max-width: 1100px) {
 .brand { width: auto; }
 .search { max-width: none; }
}
@media (max-width: 1024px) {
 :root { --top: 122px; }
 .topbar { height: var(--top); }
 .topbar-inner { flex-wrap: wrap; align-content: center; padding: 8px 14px; gap: 8px; }
 .search { order: 5; flex: 1 1 100%; }
 .nav-toggle-btn { display: inline-flex; }
 .content-col { margin-left: 0; }
 .sidebar { transform: translateX(-110%); transition: transform .25s ease; width: min(320px, 88vw); box-shadow: var(--shadow); }
 .nav-toggle:checked ~ .shell .sidebar { transform: translateX(0); }
 .mast-grid, .bento, .news-layout, .compare-grid, .ticket-grid { grid-template-columns: 1fr; }
 .bento { grid-template-areas: "main" "sidea" "sideb" "wide"; }
 .compare-mid { min-height: 42px; }
 .compare-mid span { width: 74px; height: 74px; }
 .metric-grid, .facts, .promise-rail { grid-template-columns: repeat(2, 1fr); }
 .promise-rail li { border-left: 0; border-top: 1px solid rgba(255,255,255,.16); padding: 14px 0; }
 .promise-rail li:first-child { border-top: 0; }
 .page-mast { min-height: 0; }
 .page-mast h1 { max-width: none; }
}
@media (max-width: 768px) {
 .head-row { flex-direction: column; align-items: flex-start; }
 .page-su-co .head-row h2, .head-row h2 { max-width: none; }
 .news-item { grid-template-columns: 104px 1fr; }
 .bento-wide { align-items: flex-start; }
 .footer-grid { grid-template-columns: 1fr 1fr; }
 .container { width: min(1120px, calc(100% - 32px)); }
 main section { padding: 52px 0; }
}
@media (max-width: 520px) {
 :root { --top: 176px; }
 .topbar { height: var(--top); }
 .brand { flex: 1; }
 .top-tools { width: 100%; margin-left: 0; flex-wrap: wrap; justify-content: flex-start; }
 .select { flex: 1 1 100%; }
 .metric-grid, .facts, .promise-rail, .footer-grid, .news-item, .bento-wide { grid-template-columns: 1fr; display: grid; }
 .news-item img { height: 180px; }
 .stat-side { text-align: left; }
 .hero-actions .btn, .ticket-card .btn { width: 100%; }
 .timeline { margin-left: 4px; }
 .mast-grid { padding: 28px 0 24px; }
 .status-row { flex-direction: column; gap: 2px; }
 .status-row b { text-align: left; }
}

/* roulang page: category6 */
:root {
 --ink: #172033;
 --ink-soft: #4d5b70;
 --paper: #f3efe6;
 --paper-2: #fffdf8;
 --line: #e3d9c8;
 --gold: #a97832;
 --gold-2: #f0d7a4;
 --pine: #0e6b5c;
 --pine-deep: #08463d;
 --navy: #101a2c;
 --navy-2: #1b2942;
 --ok: #1d7a4e;
 --warn: #8a4b12;
 --shadow: 0 16px 40px rgba(16, 26, 44, .12);
 --shadow-soft: 0 8px 24px rgba(16, 26, 44, .08);
 --radius: 18px;
 --top: 74px;
 --side: 292px;
 --font: "Be Vietnam Pro", "Segoe UI", sans-serif;
}
/* roulang page: category6 */
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; }
body {
 margin: 0;
 font-family: var(--font);
 color: var(--ink);
 background:
  radial-gradient(900px 320px at 100% -8%, rgba(240, 215, 164, .45), transparent 55%),
  var(--paper);
 line-height: 1.7;
 font-size: 16px;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; font-size: 1rem; }
a { color: var(--pine-deep); text-decoration: none; }
a:hover { color: var(--gold); }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
 outline: 3px solid rgba(169, 120, 50, .55);
 outline-offset: 2px;
}
.nav-toggle { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.topbar {
 position: sticky;
 top: 0;
 z-index: 50;
 height: var(--top);
 background: rgba(255, 253, 248, .94);
 border-bottom: 1px solid var(--line);
 backdrop-filter: blur(14px);
 box-shadow: 0 8px 24px rgba(16, 26, 44, .04);
}
.topbar-inner {
 height: 100%;
 display: flex;
 align-items: center;
 gap: 16px;
 padding: 0 18px;
}
.brand {
 width: 274px;
 display: flex;
 flex-direction: column;
 line-height: 1.15;
 color: var(--navy);
 flex: 0 0 auto;
}
.brand strong { font-size: 1.22rem; letter-spacing: .01em; }
.brand span { color: var(--gold); font-size: .78rem; font-weight: 700; }
.brand:hover { color: var(--navy); }
.search {
 flex: 1;
 max-width: 540px;
 display: flex;
 align-items: center;
 gap: 8px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 999px;
 padding: 0 14px;
 min-height: 46px;
 box-shadow: inset 0 1px 0 rgba(255,255,255,.8);
}
.search:focus-within { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(169, 120, 50, .15); }
.search input {
 border: 0;
 width: 100%;
 background: transparent;
 color: var(--ink);
 outline: none;
 min-height: 42px;
}
.top-tools { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.select, .lang button, .nav-toggle-btn {
 border: 1px solid var(--line);
 background: #fff;
 color: var(--ink);
 border-radius: 999px;
 min-height: 42px;
}
.select { padding: 0 12px; font-weight: 600; }
.lang {
 display: flex;
 align-items: center;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 999px;
 padding: 3px;
}
.lang button {
 border: 0;
 min-height: 34px;
 padding: 0 10px;
 border-radius: 999px;
 background: transparent;
 font-weight: 800;
 cursor: pointer;
}
.lang button.is-active, .lang button[aria-pressed="true"] { background: var(--navy); color: #fff; }
.nav-toggle-btn {
 display: none;
 align-items: center;
 padding: 0 14px;
 font-weight: 700;
 cursor: pointer;
}
.sidenav {
 position: fixed;
 top: var(--top);
 left: 0;
 width: var(--side);
 height: calc(100vh - var(--top));
 overflow: auto;
 background: var(--paper-2);
 border-right: 1px solid var(--line);
 padding: 18px 14px 32px;
 z-index: 40;
}
.side-kicker {
 margin: 4px 8px 12px;
 color: var(--gold);
 font-size: .78rem;
 font-weight: 800;
 letter-spacing: .04em;
 text-transform: uppercase;
}
.docnav { display: grid; gap: 6px; }
.docnav a {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 8px;
 padding: 11px 12px;
 border-radius: 12px;
 color: var(--ink);
 font-weight: 600;
 border: 1px solid transparent;
}
.docnav a small { color: var(--ink-soft); font-weight: 500; }
.docnav a:hover { background: #f7f1e4; color: var(--navy); }
.docnav a.active, .docnav a[aria-current="page"] {
 background: var(--navy);
 color: #fff;
 box-shadow: var(--shadow-soft);
}
.docnav a.active small, .docnav a[aria-current="page"] small { color: var(--gold-2); }
.empty-search { display: none; margin: 10px 8px; color: var(--warn); font-size: .9rem; }
.close-side { display: none; margin-bottom: 12px; }
.content-col { margin-left: var(--side); min-width: 0; }
.container { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }
.lede, .section-lead { color: var(--ink-soft); margin: 0 0 18px; }
.section-kicker { color: var(--gold); font-weight: 800; margin: 0 0 6px; font-size: .86rem; }
h1 { font-size: clamp(1.9rem, 4vw, 3.15rem); line-height: 1.12; letter-spacing: -.02em; margin: 0 0 14px; }
h2 { font-size: clamp(1.45rem, 2.6vw, 2.15rem); line-height: 1.25; margin: 0 0 10px; }
h3 { margin: 0 0 8px; font-size: 1.08rem; line-height: 1.35; }
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 gap: 8px;
 min-height: 50px;
 padding: 0 18px;
 border-radius: 999px;
 border: 1px solid transparent;
 font-weight: 800;
 cursor: pointer;
 transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: linear-gradient(180deg, #f3dfb4, #c59245); color: #24180a; box-shadow: 0 10px 24px rgba(197, 146, 69, .28); }
.btn-primary:hover { box-shadow: 0 16px 30px rgba(197, 146, 69, .38); color: #24180a; }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.38); }
.btn-ghost:hover { background: #fff; color: var(--navy); }
.btn-pine { background: var(--pine); color: #fff; }
.btn-pine:hover { background: var(--pine-deep); color: #fff; }
.btn-line { background: #fff; color: var(--navy); border-color: var(--line); }
.btn-line:hover { border-color: var(--gold); color: var(--navy); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.badge {
 display: inline-flex;
 align-items: center;
 gap: 6px;
 min-height: 28px;
 padding: 0 10px;
 border-radius: 999px;
 background: var(--gold-2);
 color: #5c3d12;
 font-size: .78rem;
 font-weight: 800;
}
.badge-ok { background: #e5f6ec; color: var(--ok); }
.badge-warn { background: #f8ead8; color: var(--warn); }
.block { padding: 72px 0; }
.block-white {
 background: rgba(255, 253, 248, .78);
 border-top: 1px solid var(--line);
 border-bottom: 1px solid var(--line);
}
.head-row { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 26px; }
.head-row h2 { max-width: 16em; }
.head-row .section-lead { max-width: 36ch; margin: 0; }
.doc-hero { padding: 42px 0 18px; }
.hero-grid {
 display: grid;
 grid-template-columns: minmax(0, 1.15fr) minmax(280px, .85fr);
 gap: 28px;
 align-items: stretch;
}
.crumb { display: flex; flex-wrap: wrap; gap: 8px; color: var(--ink-soft); font-size: .92rem; margin-bottom: 14px; }
.crumb span { color: var(--gold); }
.age-note { margin: 16px 0 0; color: var(--warn); font-weight: 700; font-size: .92rem; }
.lead-card {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
 overflow: hidden;
 display: flex;
 flex-direction: column;
}
.lead-card img { width: 100%; height: 210px; object-fit: cover; }
.lead-card-body { padding: 18px 18px 20px; display: grid; gap: 8px; }
.lead-card-body h2 { font-size: 1.7rem; }
.lead-card-body p { margin: 0; color: var(--ink-soft); }
.metric-row {
 display: grid;
 grid-template-columns: repeat(4, minmax(0, 1fr));
 gap: 14px;
}
.metric {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow-soft);
 padding: 18px 16px 16px;
 min-height: 148px;
}
.metric span { display: block; color: var(--ink-soft); font-weight: 600; font-size: .92rem; }
.metric strong { display: block; margin: 10px 0 6px; font-size: clamp(1.35rem, 2vw, 1.85rem); line-height: 1.15; color: var(--navy); }
.metric em { font-style: normal; color: var(--pine); font-weight: 700; font-size: .9rem; }
.timeline { margin: 0; padding: 0; list-style: none; border-left: 3px solid var(--gold-2); }
.mile { position: relative; padding: 0 0 26px 26px; }
.mile:last-child { padding-bottom: 0; }
.mile::before {
 content: "";
 position: absolute;
 left: -9px;
 top: 8px;
 width: 15px;
 height: 15px;
 border-radius: 50%;
 background: var(--gold);
 box-shadow: 0 0 0 4px var(--paper-2);
}
.mile time { display: block; color: var(--gold); font-weight: 800; }
.mile p { margin: 4px 0 0; color: var(--ink-soft); max-width: 68ch; }
.split {
 display: grid;
 grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
 gap: 22px;
 align-items: stretch;
}
.shot {
 border-radius: var(--radius);
 overflow: hidden;
 min-height: 320px;
 border: 1px solid var(--line);
 box-shadow: var(--shadow-soft);
 background: var(--navy);
}
.shot img { width: 100%; height: 100%; object-fit: cover; min-height: 320px; }
.duty {
 background: var(--navy);
 color: #f7f2e8;
 border-radius: var(--radius);
 padding: 26px 24px;
 box-shadow: var(--shadow);
}
.duty .section-kicker { color: var(--gold-2); }
.duty p { color: rgba(247, 242, 232, .82); }
.duty ol { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.duty li { display: grid; grid-template-columns: auto 1fr; gap: 12px; align-items: start; }
.duty li b {
 width: 36px;
 height: 36px;
 border-radius: 12px;
 display: grid;
 place-items: center;
 background: rgba(240, 215, 164, .16);
 color: var(--gold-2);
}
.cmp {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow-soft);
 overflow: hidden;
}
.cmp-head, .cmp-row {
 display: grid;
 grid-template-columns: 1.1fr 1fr 1fr;
 gap: 12px;
 padding: 16px 18px;
 align-items: center;
}
.cmp-head { background: var(--navy); color: #fff; font-weight: 800; }
.cmp-row { border-top: 1px solid var(--line); }
.cmp-row:hover { background: #fbf7ef; }
.cmp-row span { color: var(--ink-soft); font-weight: 700; }
.cmp-row strong { font-weight: 700; }
.log-list { display: grid; gap: 14px; }
.log-row {
 display: grid;
 grid-template-columns: 168px minmax(0, 1fr) auto;
 gap: 16px;
 align-items: center;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow-soft);
 padding: 12px;
 transition: transform .2s ease, box-shadow .2s ease;
}
.log-row:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.log-row img { width: 168px; height: 112px; object-fit: cover; border-radius: 12px; }
.log-row p { margin: 0; color: var(--ink-soft); }
.log-row time { color: var(--gold); font-weight: 800; font-size: .86rem; }
.more-line { margin: 18px 0 0; }
.pledge {
 position: relative;
 color: #fff;
 background:
  linear-gradient(105deg, rgba(8, 14, 26, .92), rgba(8, 70, 61, .84)),
  url("/assets/images/0d137bc5f50724f3.webp") center/cover no-repeat;
}
.pledge .section-kicker { color: var(--gold-2); }
.pledge-grid {
 display: grid;
 grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
 gap: 28px;
 align-items: center;
}
.pledge p { color: rgba(247, 242, 232, .84); }
.pledge-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.pledge-list li {
 display: grid;
 grid-template-columns: auto 1fr;
 gap: 14px;
 background: rgba(255, 255, 255, .06);
 border: 1px solid rgba(255, 255, 255, .14);
 border-radius: 16px;
 padding: 14px 16px;
}
.pledge-list span { font-weight: 800; color: var(--gold-2); font-size: 1.1rem; }
.pledge-list p { margin: 0; }
.faq-list { display: grid; gap: 10px; }
.qa {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow-soft);
 padding: 0;
 overflow: hidden;
}
.qa summary {
 cursor: pointer;
 padding: 16px 18px;
 font-weight: 800;
 list-style: none;
 display: flex;
 justify-content: space-between;
 gap: 12px;
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after { content: "+"; color: var(--gold); font-size: 1.3rem; line-height: 1; }
.qa[open] summary::after { content: "–"; }
.qa[open] { border-color: #d7c4a2; }
.qa p { padding: 0 18px 16px; margin: 0; color: var(--ink-soft); }
.ticket {
 display: grid;
 grid-template-columns: minmax(0, 1.15fr) minmax(260px, .85fr);
 gap: 18px;
 align-items: start;
}
form.sheet, .sheet-side {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow-soft);
 padding: 22px;
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.field { display: flex; flex-direction: column; gap: 6px; font-weight: 700; }
.field-wide { grid-column: 1 / -1; }
.field input, .field select, .field textarea {
 border: 1px solid var(--line);
 border-radius: 12px;
 min-height: 48px;
 padding: 10px 12px;
 background: #fff;
 color: var(--ink);
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
 border-color: var(--gold);
 box-shadow: 0 0 0 4px rgba(169, 120, 50, .15);
 outline: none;
}
.check {
 display: flex;
 gap: 10px;
 align-items: flex-start;
 font-weight: 600;
 margin: 8px 0 14px;
}
.check input { margin-top: 4px; accent-color: var(--pine); }
.sheet-side h3 { font-size: 1.25rem; }
.sheet-side ul { margin: 0; padding-left: 18px; color: var(--ink-soft); }
.sheet-side li + li { margin-top: 8px; }
.site-footer {
 background: var(--navy);
 color: #f7f2e8;
 padding: 48px 0 20px;
}
.site-footer h2, .site-footer strong { color: #fff; }
.site-footer p, .site-footer li { color: rgba(247, 242, 232, .78); }
.site-footer a { color: var(--gold-2); }
.site-footer a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 28px; }
.site-footer ul { list-style: none; margin: 10px 0 0; padding: 0; }
.legal {
 border-top: 1px solid rgba(255,255,255,.12);
 margin-top: 22px;
 padding: 14px 0 8px;
 color: rgba(247, 242, 232, .66);
 font-size: .92rem;
 width: min(1120px, calc(100% - 48px));
}
@media (max-width: 1024px) {
 .nav-toggle-btn { display: inline-flex; }
 .brand { width: auto; }
 .content-col { margin-left: 0; }
 .sidenav {
  transform: translateX(-105%);
  transition: transform .25s ease;
  top: 0;
  height: 100vh;
  z-index: 70;
  box-shadow: var(--shadow);
 }
 .nav-toggle:checked ~ .sidenav { transform: translateX(0); }
 .close-side { display: inline-flex; }
 .metric-row { grid-template-columns: 1fr 1fr; }
 .hero-grid, .split, .pledge-grid, .ticket { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
 .topbar { height: auto; }
 .topbar-inner { flex-wrap: wrap; padding: 10px 12px 12px; height: auto; }
 .search { order: 5; flex: 1 1 100%; max-width: none; }
 .block { padding: 52px 0; }
 .head-row { flex-direction: column; align-items: start; }
 .log-row { grid-template-columns: 120px minmax(0, 1fr); }
 .log-row .badge { grid-column: 2; justify-self: start; }
 .log-row img { width: 120px; height: 92px; }
 .footer-grid { grid-template-columns: 1fr; }
 .cmp-head, .cmp-row { grid-template-columns: 1fr; gap: 4px; }
 .cmp-head span:first-child { display: none; }
}
@media (max-width: 520px) {
 .container, .legal { width: min(1120px, calc(100% - 28px)); }
 .metric-row, .form-grid { grid-template-columns: 1fr; }
 .brand strong { font-size: 1rem; }
 .select { max-width: 132px; }
 .hero-actions .btn, .more-line .btn, .sheet .btn { width: 100%; }
 .log-row { grid-template-columns: 1fr; }
 .log-row img { width: 100%; height: 160px; }
 .doc-hero { padding-top: 24px; }
}

/* roulang page: category7 */
:root {
 --ink: #172033;
 --ink-soft: #4d5b70;
 --paper: #f3efe6;
 --paper-2: #fffdf8;
 --line: #e3d9c8;
 --gold: #a97832;
 --gold-2: #f0d7a4;
 --pine: #0e6b5c;
 --pine-deep: #08463d;
 --navy: #101a2c;
 --navy-2: #1b2942;
 --ok: #1d7a4e;
 --warn: #8a4b12;
 --shadow: 0 16px 40px rgba(16, 26, 44, .12);
 --shadow-soft: 0 8px 24px rgba(16, 26, 44, .08);
 --radius: 18px;
 --top: 74px;
 --side: 292px;
 --font: "Be Vietnam Pro", "Segoe UI", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 font-family: var(--font);
 color: var(--ink);
 background:
  radial-gradient(880px 260px at 88% -80px, rgba(240, 215, 164, .5), transparent 62%),
  var(--paper);
 line-height: 1.7;
 font-size: 16px;
 overflow-x: hidden;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; font-size: 1rem; }
a { color: var(--pine-deep); text-decoration: none; }
a:hover { color: var(--gold); }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
 outline: 3px solid rgba(169, 120, 50, .45);
 outline-offset: 2px;
}
h1, h2, h3, p { overflow-wrap: break-word; }
h1, h2, h3 { line-height: 1.25; color: var(--navy); }
h1 { font-size: clamp(2rem, 4vw, 3.15rem); margin: 0 0 14px; letter-spacing: -.02em; }
h2 { font-size: clamp(1.5rem, 2.6vw, 2.15rem); margin: 0 0 12px; }
h3 { font-size: 1.12rem; margin: 0 0 8px; }
p { margin: 0 0 12px; }
.nav-toggle { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.topbar {
 position: sticky;
 top: 0;
 z-index: 50;
 height: var(--top);
 background: rgba(255, 253, 248, .94);
 border-bottom: 1px solid var(--line);
 backdrop-filter: blur(14px);
 box-shadow: 0 8px 24px rgba(16, 26, 44, .04);
}
.topbar-inner {
 height: 100%;
 display: flex;
 align-items: center;
 gap: 16px;
 padding: 0 18px;
}
.brand {
 width: 274px;
 display: flex;
 flex-direction: column;
 line-height: 1.15;
 color: var(--navy);
 flex: 0 0 auto;
}
.brand strong { font-size: 1.22rem; letter-spacing: .01em; }
.brand span { color: var(--gold); font-size: .78rem; font-weight: 700; }
.brand:hover { color: var(--navy); }
.search {
 flex: 1;
 max-width: 540px;
 display: flex;
 align-items: center;
 gap: 8px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 999px;
 padding: 0 14px;
 min-height: 46px;
 box-shadow: inset 0 1px 0 rgba(255,255,255,.8);
}
.search:focus-within { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(169, 120, 50, .15); }
.search input {
 border: 0;
 width: 100%;
 background: transparent;
 color: var(--ink);
 outline: none;
 min-height: 42px;
}
.top-tools { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.select, .lang button, .nav-toggle-btn {
 border: 1px solid var(--line);
 background: #fff;
 color: var(--ink);
 border-radius: 999px;
 min-height: 42px;
}
.select { padding: 0 12px; font-weight: 600; }
.lang {
 display: flex;
 align-items: center;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 999px;
 padding: 3px;
}
.lang button {
 border: 0;
 min-height: 34px;
 padding: 0 10px;
 border-radius: 999px;
 background: transparent;
 font-weight: 800;
 cursor: pointer;
 color: var(--ink);
}
.lang button.is-active, .lang button[aria-pressed="true"] { background: var(--navy); color: #fff; }
.nav-toggle-btn {
 display: none;
 align-items: center;
 padding: 0 14px;
 font-weight: 700;
 cursor: pointer;
}
.sidebar {
 position: fixed;
 top: var(--top);
 left: 0;
 width: var(--side);
 height: calc(100vh - var(--top));
 overflow: auto;
 background: rgba(255, 253, 248, .96);
 border-right: 1px solid var(--line);
 padding: 18px 14px 28px;
 z-index: 40;
}
.side-label {
 margin: 4px 8px 10px;
 color: var(--gold);
 font-size: .78rem;
 font-weight: 800;
 letter-spacing: .08em;
 text-transform: uppercase;
}
.docnav { display: grid; gap: 6px; }
.docnav a {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 8px;
 padding: 11px 12px;
 border-radius: 12px;
 color: var(--ink);
 font-weight: 600;
 border: 1px solid transparent;
 transition: background .2s ease, color .2s ease, transform .2s ease;
}
.docnav a small { color: var(--ink-soft); font-weight: 500; }
.docnav a:hover { background: #f7f1e4; color: var(--navy); }
.docnav a:active { transform: translateY(1px); }
.docnav a.active, .docnav a[aria-current="page"] {
 background: var(--navy);
 color: #fff;
 box-shadow: var(--shadow-soft);
}
.docnav a.active small, .docnav a[aria-current="page"] small { color: var(--gold-2); }
.empty-search { display: none; margin: 10px 8px; color: var(--warn); font-size: .9rem; font-weight: 700; }
.content-col { margin-left: var(--side); min-width: 0; }
.container { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }
main { display: block; }
.band { padding: 72px 0; }
.band-white {
 background: rgba(255, 253, 248, .78);
 border-top: 1px solid var(--line);
 border-bottom: 1px solid var(--line);
}
.section-kicker { color: var(--gold); font-weight: 800; margin: 0 0 6px; font-size: .86rem; letter-spacing: .04em; text-transform: uppercase; }
.lede, .section-lead { color: var(--ink-soft); margin: 0 0 18px; }
.head-row { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 26px; }
.head-row h2 { max-width: 18ch; }
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; color: var(--ink-soft); font-weight: 600; font-size: .92rem; margin-bottom: 14px; }
.crumbs span { color: var(--gold); }
.lead-grid { display: grid; grid-template-columns: 1.12fr .88fr; gap: 34px; align-items: center; }
.lead-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 18px 0 8px; }
.channel-line { margin: 8px 0 0; color: var(--ink-soft); font-weight: 600; }
.channel-line strong { color: var(--navy); }
.btn {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 gap: 8px;
 min-height: 50px;
 padding: 0 18px;
 border-radius: 999px;
 border: 1px solid transparent;
 font-weight: 800;
 cursor: pointer;
 transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: linear-gradient(180deg, #f3dfb4, #c59245); color: #24180a; box-shadow: 0 10px 24px rgba(197, 146, 69, .28); }
.btn-primary:hover { box-shadow: 0 16px 30px rgba(197, 146, 69, .38); color: #24180a; }
.btn-pine { background: var(--pine); color: #fff; }
.btn-pine:hover { background: var(--pine-deep); color: #fff; }
.btn-line { background: #fff; color: var(--navy); border-color: var(--line); }
.btn-line:hover { border-color: var(--gold); color: var(--navy); }
.badge {
 display: inline-flex;
 align-items: center;
 gap: 6px;
 border-radius: 999px;
 padding: 4px 10px;
 font-size: .78rem;
 font-weight: 800;
 background: var(--gold-2);
 color: #5c3d12;
 border: 1px solid #e6d2a4;
}
.badge-ok { background: #e5f6ee; color: var(--ok); border-color: #b7e0c8; }
.badge-warn { background: #fff1e4; color: var(--warn); border-color: #f0d2b4; }
.shot { position: relative; }
.shot img, .cover, .log-item img, .form-visual img {
 width: 100%;
 height: 100%;
 object-fit: cover;
 border-radius: var(--radius);
}
.shot img { min-height: 420px; box-shadow: var(--shadow); }
.shot-card {
 position: absolute;
 left: 18px;
 right: 18px;
 bottom: 18px;
 background: rgba(16, 26, 44, .88);
 color: #fff;
 border-radius: 16px;
 padding: 16px 16px 14px;
 backdrop-filter: blur(8px);
 border: 1px solid rgba(240, 215, 164, .35);
}
.shot-card p { margin: 0 0 4px; color: var(--gold-2); font-weight: 700; font-size: .86rem; }
.shot-card strong { display: block; font-size: 1.45rem; margin-bottom: 4px; }
.shot-card span { color: rgba(255,255,255,.82); font-size: .92rem; }
.metric-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 18px; }
.metric {
 background: var(--navy);
 color: #fff;
 border-radius: var(--radius);
 padding: 18px 16px 16px;
 box-shadow: var(--shadow-soft);
 border: 1px solid rgba(240, 215, 164, .18);
}
.metric span { display: block; color: var(--gold-2); font-size: .82rem; font-weight: 700; }
.metric strong { display: block; font-size: clamp(1.5rem, 2vw, 1.9rem); margin: 6px 0 2px; letter-spacing: -.03em; }
.metric em { font-style: normal; color: rgba(255,255,255,.72); font-size: .88rem; }
.shift-list { display: grid; gap: 12px; }
.shift-row, .ticket-side article, .compare-row, .log-item, .promise, .qa, .feature-ticket, .form-panel {
 background: #fff;
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow-soft);
}
.shift-row {
 display: grid;
 grid-template-columns: 180px 1fr auto;
 gap: 16px;
 align-items: center;
 padding: 16px 18px;
 transition: transform .2s ease, box-shadow .2s ease;
}
.shift-row:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.shift-row b { display: block; color: var(--navy); }
.shift-row p { margin: 0; color: var(--ink-soft); }
.ticket-layout { display: grid; grid-template-columns: 1.25fr .75fr; gap: 18px; align-items: stretch; }
.feature-ticket { overflow: hidden; display: grid; grid-template-rows: 230px 1fr; }
.feature-ticket img { border-radius: 0; height: 230px; }
.feature-copy { padding: 20px 20px 22px; }
.ticket-side { display: grid; gap: 12px; }
.ticket-side article { padding: 16px 16px 14px; transition: border-color .2s ease, transform .2s ease; }
.ticket-side article:hover { border-color: #e4c48a; transform: translateX(3px); }
.ticket-side p, .feature-copy p { color: var(--ink-soft); margin: 0; }
.compare-list, .timeline, .log-list, .faq-list { display: grid; gap: 12px; }
.compare-row { display: grid; grid-template-columns: 190px 1fr; gap: 18px; padding: 18px 18px 16px; }
.compare-row.is-peak { border-color: #e4c48a; background: linear-gradient(90deg, #fff8ea, #fff); }
.compare-time { font-weight: 800; color: var(--navy); }
.compare-time small { display: block; color: var(--gold); font-size: .82rem; }
.clean-list { list-style: none; margin: 8px 0 0; padding: 0; }
.clean-list li { position: relative; padding: 6px 0 6px 16px; color: var(--ink-soft); }
.clean-list li::before {
 content: "";
 width: 7px;
 height: 7px;
 border-radius: 50%;
 background: var(--gold);
 position: absolute;
 left: 0;
 top: 14px;
}
.timeline { list-style: none; margin: 8px 0 0; padding: 0 0 0 8px; }
.timeline li {
 position: relative;
 display: grid;
 grid-template-columns: 42px 1fr;
 gap: 14px;
 padding-bottom: 8px;
}
.timeline li::before {
 content: "";
 position: absolute;
 left: 20px;
 top: 34px;
 bottom: -8px;
 width: 2px;
 background: var(--line);
}
.timeline li:last-child::before { display: none; }
.step-no {
 width: 42px;
 height: 42px;
 border-radius: 50%;
 display: grid;
 place-items: center;
 background: var(--navy);
 color: var(--gold-2);
 font-weight: 800;
 position: relative;
 z-index: 1;
}
.step-body { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 14px 16px; box-shadow: var(--shadow-soft); }
.step-body p { margin: 0; color: var(--ink-soft); }
.log-item {
 display: grid;
 grid-template-columns: 188px 1fr;
 gap: 0;
 overflow: hidden;
 transition: transform .2s ease, box-shadow .2s ease;
}
.log-item:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.log-item img { border-radius: 0; height: 100%; min-height: 150px; }
.log-copy { padding: 16px 16px 14px; }
.log-copy p { margin: 0; color: var(--ink-soft); }
.assure-band { position: relative; color: #fff; overflow: hidden; background: var(--navy); }
.assure-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.assure-shade { position: absolute; inset: 0; background: linear-gradient(100deg, rgba(8, 16, 28, .92), rgba(8, 16, 28, .78) 55%, rgba(8, 16, 28, .62)); }
.assure-inner { position: relative; z-index: 1; }
.assure-band h2, .assure-band h3 { color: #fff; }
.assure-band .section-lead { color: rgba(247, 242, 232, .8); }
.assure-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.promise {
 background: rgba(255, 253, 248, .08);
 border-color: rgba(240, 215, 164, .28);
 color: rgba(255,255,255,.88);
 padding: 18px;
}
.promise strong { color: var(--gold-2); display: block; margin-bottom: 6px; }
.qa { padding: 0; overflow: hidden; }
.qa summary {
 cursor: pointer;
 list-style: none;
 padding: 16px 18px;
 font-weight: 800;
 color: var(--navy);
 display: flex;
 justify-content: space-between;
 gap: 12px;
 align-items: center;
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after { content: "+"; color: var(--gold); font-size: 1.3rem; line-height: 1; }
.qa[open] summary::after { content: "–"; }
.qa[open] summary { border-bottom: 1px solid var(--line); }
.qa p { margin: 0; padding: 14px 18px 16px; color: var(--ink-soft); }
.qa:hover { border-color: #e4c48a; }
.form-grid { display: grid; grid-template-columns: .86fr 1.14fr; gap: 22px; align-items: stretch; }
.form-visual { position: relative; min-height: 100%; }
.form-visual img { min-height: 460px; box-shadow: var(--shadow); }
.form-caption {
 position: absolute;
 left: 16px;
 right: 16px;
 bottom: 16px;
 background: rgba(255,253,248,.94);
 border-radius: 14px;
 padding: 12px 14px;
 color: var(--ink);
 font-weight: 700;
}
.form-panel { padding: 22px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
.field span { font-weight: 800; color: var(--navy); font-size: .92rem; }
.field input, .field select, .field textarea {
 width: 100%;
 border: 1px solid var(--line);
 border-radius: 12px;
 background: var(--paper-2);
 color: var(--ink);
 min-height: 48px;
 padding: 10px 12px;
}
.field textarea { min-height: 120px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus {
 border-color: var(--gold);
 box-shadow: 0 0 0 4px rgba(169, 120, 50, .15);
 outline: none;
}
.form-note {
 display: none;
 margin-top: 12px;
 background: #e8f6ef;
 color: var(--ok);
 border: 1px solid #b7e0c8;
 border-radius: 12px;
 padding: 12px 14px;
 font-weight: 700;
}
.form-note.is-on { display: block; }
.fine { color: var(--ink-soft); font-size: .9rem; }
.site-footer {
 background: var(--navy);
 color: rgba(255,255,255,.82);
 padding: 48px 0 18px;
}
.site-footer h2, .site-footer strong { color: #fff; }
.site-footer h2 { font-size: 1.28rem; }
.site-footer a { color: var(--gold-2); }
.site-footer a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 28px; }
.site-footer ul { list-style: none; margin: 8px 0 0; padding: 0; }
.site-footer li { margin: 6px 0; }
.legal {
 border-top: 1px solid rgba(255,255,255,.12);
 margin-top: 22px;
 padding: 16px 0 8px;
 color: rgba(255,255,255,.64);
 font-size: .92rem;
}
@media (max-width: 1024px) {
 .brand { width: auto; }
 .nav-toggle-btn { display: inline-flex; }
 .sidebar {
  transform: translateX(-105%);
  transition: transform .25s ease;
  width: min(320px, 88vw);
  box-shadow: var(--shadow);
 }
 .nav-toggle:checked ~ .shell .sidebar { transform: none; }
 .content-col { margin-left: 0; }
 .lead-grid, .ticket-layout, .form-grid, .compare-row { grid-template-columns: 1fr; }
 .shot img, .form-visual img { min-height: 280px; }
}
@media (max-width: 768px) {
 .topbar { height: auto; }
 .topbar-inner { flex-wrap: wrap; height: auto; padding: 10px 14px 12px; }
 .search { order: 5; flex: 1 1 100%; max-width: none; }
 .container { width: min(1120px, calc(100% - 32px)); }
 .band { padding: 52px 0; }
 .head-row { flex-direction: column; align-items: flex-start; }
 .metric-strip, .assure-grid, .footer-grid { grid-template-columns: 1fr 1fr; }
 .shift-row, .log-item { grid-template-columns: 1fr; }
 .log-item img { height: 180px; }
}
@media (max-width: 520px) {
 .container { width: min(1120px, calc(100% - 24px)); }
 .top-tools { width: 100%; justify-content: space-between; }
 .select { max-width: 54vw; }
 .metric-strip, .assure-grid, .footer-grid, .form-row { grid-template-columns: 1fr; }
 .lead-actions .btn, .form-panel .btn { width: 100%; }
 .shot-card strong { font-size: 1.25rem; }
 h1 { font-size: 1.85rem; }
}
@media (prefers-reduced-motion: reduce) {
 html { scroll-behavior: auto; }
 *, *::before, *::after { transition: none !important; }
}