/* roulang page: index */
:root {
  --pine: #14352c;
  --pine-2: #1e4d40;
  --jade: #1c7d64;
  --jade-2: #146352;
  --mint: #e7f4ef;
  --gold: #c88812;
  --gold-2: #f3d48a;
  --ink: #1b2430;
  --muted: #5d6b72;
  --paper: #f6f3ec;
  --card: #ffffff;
  --line: #e5ddd0;
  --shadow: 0 16px 40px rgba(20, 53, 44, .1);
  --radius: 22px;
  --space: clamp(56px, 7vw, 92px);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Be Vietnam Pro", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
button, input, select { font-family: inherit; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
.skip {
  position: absolute; left: 12px; top: -40px; background: var(--gold); color: var(--pine); padding: 8px 12px; z-index: 80;
}
.skip:focus { top: 12px; }
.wrap { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255,252,247,.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(20,53,44,.08);
  box-shadow: 0 8px 24px rgba(20,53,44,.04);
}
.nav-top {
  display: grid;
  grid-template-columns: 240px minmax(0,1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 14px 0 8px;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-weight: 800; letter-spacing: -.03em; color: var(--pine); line-height: 1.15;
}
.logo-mark {
  width: 42px; height: 42px; border-radius: 14px;
  display: grid; place-items: center;
  background: linear-gradient(145deg, var(--jade), var(--pine));
  color: white; box-shadow: var(--shadow); flex: 0 0 auto;
}
.logo small { display: block; font-weight: 600; color: var(--gold); letter-spacing: .08em; font-size: 11px; }
.search-shell { position: relative; }
.search-shell i {
  position: absolute; left: 18px; top: 50%; transform: translateY(-50%);
  color: var(--jade);
}
.search-shell input, .hero-search input, .sub-form input, .sub-form select {
  width: 100%;
  border: 1px solid var(--line);
  background: white;
  border-radius: 999px;
  min-height: 52px;
  padding: 0 18px 0 48px;
  color: var(--ink);
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
.hero-search input { padding-left: 52px; min-height: 60px; font-size: 16px; }
.search-shell input:focus, .hero-search input:focus, .sub-form input:focus, .sub-form select:focus {
  border-color: var(--jade);
  box-shadow: 0 0 0 4px rgba(28,125,100,.15);
}
.ver-pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--pine); color: white; border-radius: 999px;
  padding: 10px 14px; font-size: 13px; font-weight: 600; white-space: nowrap;
}
.nav-row { display: flex; justify-content: center; gap: 6px; padding: 4px 0 12px; flex-wrap: wrap; }
.nav-row a {
  padding: 8px 12px; border-radius: 999px; color: var(--pine-2);
  font-weight: 600; font-size: 14px; transition: .2s ease;
}
.nav-row a:hover, .nav-row a:focus-visible { background: var(--mint); color: var(--jade-2); }
.nav-row a.is-active { background: var(--pine); color: white; }
.menu-btn {
  display: none; width: 46px; height: 46px; border-radius: 14px;
  border: 1px solid var(--line); background: white; color: var(--pine); cursor: pointer;
}
.menu-btn[aria-expanded="true"] { background: var(--pine); color: white; }
main { overflow: clip; }
.section { padding: var(--space) 0; }
.section h2 { font-size: clamp(28px, 3vw, 40px); line-height: 1.2; letter-spacing: -.03em; color: var(--pine); }
.lede { color: var(--muted); max-width: 680px; margin-top: 12px; }
.kicker {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--jade-2); font-weight: 700; font-size: 13px; letter-spacing: .08em; text-transform: uppercase;
}
.hero {
  position: relative;
  min-height: 720px;
  display: grid;
  align-items: center;
  background:
    linear-gradient(180deg, rgba(20,53,44,.78), rgba(20,53,44,.55) 48%, rgba(246,243,236,.2)),
    url("/assets/images/ada25586e5712c71.webp") center/cover no-repeat;
  color: white;
}
.hero-inner { text-align: center; padding: 72px 0 64px; }
.hero h1 { font-size: clamp(40px, 6vw, 76px); line-height: 1.05; letter-spacing: -.045em; }
.hero .lede { color: rgba(255,255,255,.88); margin: 18px auto 0; max-width: 820px; font-size: 17px; }
.hero-search { max-width: 720px; margin: 28px auto 0; position: relative; }
.hero-search i { position: absolute; left: 20px; top: 50%; transform: translateY(-50%); color: var(--jade); }
.chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 18px; }
.chip, .badge {
  display: inline-flex; align-items: center; gap: 8px;
  border-radius: 999px; padding: 8px 14px; font-weight: 600; font-size: 14px;
  border: 1px solid transparent; transition: .2s ease;
}
.chip { background: rgba(255,255,255,.14); color: white; border-color: rgba(255,255,255,.22); }
.chip:hover, .chip:focus-visible { background: white; color: var(--pine); }
.hero-actions { display: flex; justify-content: center; gap: 12px; margin-top: 22px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 18px; border-radius: 999px; border: 1px solid transparent;
  font-weight: 700; cursor: pointer; transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn:focus-visible { outline: 3px solid var(--gold-2); outline-offset: 2px; }
.btn-gold { background: var(--gold); color: #1d1402; box-shadow: 0 10px 24px rgba(200,136,18,.28); }
.btn-gold:hover { background: #dd9b1d; }
.btn-line { background: transparent; color: white; border-color: rgba(255,255,255,.45); }
.btn-line:hover { background: white; color: var(--pine); }
.btn-pine { background: var(--pine); color: white; }
.btn-pine:hover { background: var(--jade-2); }
.btn-ghost { background: white; color: var(--pine); border-color: var(--line); }
.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.metrics { margin-top: -54px; position: relative; z-index: 2; }
.metric-head { display: flex; justify-content: space-between; gap: 24px; align-items: end; padding: 28px 28px 0; }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; padding: 22px; }
.metric {
  background: var(--sand); border-radius: 18px; padding: 18px;
}
.metric b { display: block; font-size: 32px; letter-spacing: -.04em; color: var(--pine); line-height: 1; }
.metric span { color: var(--muted); font-size: 14px; }
.progress { height: 10px; background: #efe7d8; border-radius: 99px; margin: 0 28px 24px; overflow: hidden; }
.progress i { display: block; height: 100%; width: 86%; background: linear-gradient(90deg, var(--jade), var(--gold)); }
.calendar-sec {
  background:
    linear-gradient(90deg, rgba(246,243,236,.94), rgba(246,243,236,.88)),
    url("/assets/images/06c1fa00add7671b.webp") center/cover no-repeat;
}
.cal-layout { display: grid; grid-template-columns: 320px 1fr; gap: 28px; align-items: start; }
.day-rail { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(180px, 1fr); gap: 12px; overflow-x: auto; padding-bottom: 8px; }
.day {
  background: white; border-radius: 18px; padding: 16px; border: 1px solid var(--line); min-height: 180px;
}
.day strong { color: var(--gold); font-size: 13px; }
.day.is-today { background: var(--pine); color: white; }
.day.is-today p { color: rgba(255,255,255,.8); }
.bento { display: grid; grid-template-columns: 1.4fr .8fr; grid-template-rows: auto auto; gap: 14px; margin-top: 26px; }
.bento article { padding: 22px; border-radius: 22px; background: white; border: 1px solid var(--line); }
.bento article:first-child { grid-row: span 2; background: var(--pine); color: white; }
.bento article:first-child p { color: rgba(255,255,255,.8); }
.channel { display: grid; grid-template-columns: 280px 1fr; gap: 22px; }
.channel-wall { display: flex; flex-wrap: wrap; gap: 12px; align-content: start; }
.channel-wall a {
  width: calc(50% - 6px);
  background: white; border: 1px solid var(--line); border-radius: 18px; padding: 16px 16px 18px;
  transition: .2s ease;
}
.channel-wall a:hover, .channel-wall a:focus-visible { transform: translateY(-3px); box-shadow: var(--shadow); border-color: #cfe3db; }
.channel-wall a:nth-child(3) { width: 100%; background: var(--mint); }
.topic-rail { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(260px, 30%); gap: 14px; overflow-x: auto; margin-top: 22px; scroll-snap-type: x mandatory; }
.topic-rail article { scroll-snap-align: start; background: white; border-radius: 22px; overflow: hidden; border: 1px solid var(--line); }
.topic-rail img { height: 150px; width: 100%; object-fit: cover; }
.topic-rail div { padding: 14px 16px 18px; }
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 0; margin-top: 24px; border-radius: 28px; overflow: hidden; border: 1px solid var(--line); }
.compare section { padding: 28px; }
.compare .old { background: #efe8dc; }
.compare .new { background: var(--pine); color: white; }
.compare li { display: flex; gap: 10px; padding: 8px 0; border-top: 1px solid rgba(20,53,44,.08); }
.compare .new li { border-top-color: rgba(255,255,255,.12); }
.editorial { display: grid; grid-template-columns: 1.15fr .85fr; gap: 22px; align-items: stretch; }
.quote {
  background: white; border-radius: 28px; padding: 32px; border: 1px solid var(--line);
  font-size: 26px; line-height: 1.45; color: var(--pine); letter-spacing: -.03em;
}
.quote footer { margin-top: 18px; font-size: 14px; color: var(--muted); letter-spacing: 0; }
.side-photo { position: relative; border-radius: 28px; overflow: hidden; min-height: 320px; }
.side-photo img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.side-note { position: absolute; left: 16px; right: 16px; bottom: 16px; background: rgba(255,252,247,.94); border-radius: 16px; padding: 14px; }
.timeline { margin-top: 8px; display: grid; gap: 0; }
.mile { display: grid; grid-template-columns: 140px 28px 1fr; gap: 16px; }
.mile .dot { width: 16px; height: 16px; border-radius: 50%; background: var(--gold); margin: 8px auto 0; box-shadow: 0 0 0 6px rgba(200,136,18,.18); }
.mile .track { border-left: 2px dashed #d9c8a4; margin-left: 13px; }
.news-list { display: grid; gap: 12px; margin-top: 20px; }
.news-item {
  display: grid; grid-template-columns: 168px 1fr auto; gap: 16px; align-items: center;
  background: white; border-radius: 20px; padding: 10px; border: 1px solid var(--line);
}
.news-item img { height: 104px; width: 168px; object-fit: cover; border-radius: 14px; }
.more-link { color: var(--jade-2); font-weight: 800; }
.media-grid { display: grid; grid-template-columns: 1.4fr .8fr; gap: 14px; margin-top: 22px; }
.media-stack { display: grid; gap: 14px; }
.shot { position: relative; border-radius: 24px; overflow: hidden; min-height: 180px; }
.shot img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.shot span { position: absolute; left: 12px; bottom: 12px; background: rgba(20,53,44,.82); color: white; border-radius: 999px; padding: 6px 10px; font-size: 13px; }
.feature-shot { min-height: 420px; }
.data-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; align-items: center; }
.bars { display: grid; gap: 14px; }
.bar-row b { display: flex; justify-content: space-between; font-size: 14px; }
.track { height: 12px; background: #efe7d8; border-radius: 99px; overflow: hidden; }
.track em { display: block; height: 100%; background: var(--jade); border-radius: inherit; }
.rank { margin-top: 18px; display: grid; gap: 8px; }
.rank li { display: grid; grid-template-columns: 36px 1fr auto auto; gap: 10px; background: white; border-radius: 14px; padding: 10px 12px; border: 1px solid var(--line); font-size: 14px; }
.qa { display: grid; grid-template-columns: .75fr 1.25fr; gap: 22px; }
.qa details { background: white; border-radius: 18px; border: 1px solid var(--line); padding: 14px 16px; margin-bottom: 10px; }
.qa summary { cursor: pointer; font-weight: 700; color: var(--pine); }
.qa details p { color: var(--muted); margin-top: 8px; }
.guard {
  background:
    linear-gradient(100deg, rgba(20,53,44,.92), rgba(20,53,44,.78)),
    url("/assets/images/b6b58a71c669f473.webp") center/cover no-repeat;
  color: white;
}
.guard h2, .guard .kicker { color: white; }
.guard .lede { color: rgba(255,255,255,.82); }
.icon-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 22px; }
.icon-row article { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); border-radius: 20px; padding: 18px; }
.icon-row i { font-size: 22px; color: var(--gold-2); }
.stage { display: grid; grid-template-columns: 80px 1fr 80px; gap: 12px; align-items: center; margin-top: 18px; }
.stage-card { position: relative; border-radius: 28px; overflow: hidden; min-height: 420px; background: #ddd; }
.stage-card img { width: 100%; height: 420px; object-fit: cover; }
.stage-card figcaption { position: absolute; left: 16px; bottom: 16px; right: 16px; color: white; background: rgba(20,53,44,.78); border-radius: 16px; padding: 12px 14px; }
.arrow {
  width: 64px; height: 64px; border-radius: 50%; border: 1px solid var(--line); background: white; cursor: pointer; color: var(--pine);
}
.arrow:hover { background: var(--pine); color: white; }
.reviews { columns: 2; column-gap: 14px; margin-top: 20px; }
.reviews article { break-inside: avoid; margin-bottom: 14px; background: white; border-radius: 22px; padding: 18px; border: 1px solid var(--line); }
.reviews img { width: 72px; height: 72px; border-radius: 16px; object-fit: cover; }
.stars { color: var(--gold); letter-spacing: 2px; }
.dl-band { display: grid; grid-template-columns: 1.1fr .9fr; gap: 20px; align-items: center; }
.dl-visual { border-radius: 28px; min-height: 300px; background: url("/assets/images/50a414fa35a53e36.webp") center/cover no-repeat; position: relative; }
.dl-visual span { position: absolute; left: 16px; bottom: 16px; background: white; border-radius: 14px; padding: 10px 12px; font-weight: 700; color: var(--pine); }
.dl-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.subscribe {
  background:
    linear-gradient(90deg, rgba(246,243,236,.94), rgba(246,243,236,.8)),
    url("/assets/images/eee2d0052363c93e.webp") center/cover no-repeat;
}
.sub-grid { display: grid; grid-template-columns: 1fr .9fr; gap: 24px; align-items: center; }
.sub-form { display: grid; gap: 10px; background: white; padding: 18px; border-radius: 24px; border: 1px solid var(--line); }
.sub-form input, .sub-form select { padding-left: 16px; border-radius: 14px; }
.form-note { min-height: 24px; color: var(--jade-2); font-weight: 600; }
.site-footer { background: #102820; color: rgba(255,255,255,.82); padding: 42px 0 24px; }
.foot-grid { display: grid; grid-template-columns: 1.3fr .7fr .8fr; gap: 20px; }
.site-footer a { color: white; }
.site-footer a:hover { color: var(--gold-2); }
.legal { border-top: 1px solid rgba(255,255,255,.12); margin-top: 22px; padding-top: 14px; font-size: 13px; display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.search-pop {
  position: absolute; left: 0; right: 0; top: calc(100% + 8px);
  background: white; color: var(--ink); border-radius: 16px; box-shadow: var(--shadow); padding: 8px; display: none; text-align: left; z-index: 5;
}
.search-pop a { display: block; padding: 8px 10px; border-radius: 10px; }
.search-pop a:hover { background: var(--mint); }
@media (max-width: 1024px) {
  .nav-top { grid-template-columns: 1fr auto; }
  .search-shell { grid-column: 1 / -1; order: 3; }
  .metric-grid, .icon-row { grid-template-columns: 1fr 1fr; }
  .cal-layout, .channel, .editorial, .data-layout, .qa, .dl-band, .sub-grid, .media-grid, .bento { grid-template-columns: 1fr; }
  .bento article:first-child { grid-row: auto; }
  .topic-rail { grid-auto-columns: 70%; }
  .news-item { grid-template-columns: 120px 1fr; }
  .news-item .more-link, .news-item .meta { grid-column: 2; }
}
@media (max-width: 768px) {
  .menu-btn { display: inline-grid; place-items: center; }
  .nav-row { display: none; flex-direction: column; align-items: stretch; padding-bottom: 14px; }
  .nav-row.is-open { display: flex; }
  .ver-pill { display: none; }
  .hero { min-height: 0; }
  .hero-inner { padding: 48px 0; }
  .compare, .reviews, .foot-grid, .metric-head { grid-template-columns: 1fr; display: grid; }
  .reviews { columns: 1; }
  .mile { grid-template-columns: 28px 1fr; }
  .mile time { grid-column: 2; }
  .stage { grid-template-columns: 1fr; }
  .arrow { width: 100%; border-radius: 14px; height: 44px; }
  .channel-wall a, .channel-wall a:nth-child(3) { width: 100%; }
}
@media (max-width: 520px) {
  .wrap { width: min(100% - 20px, 1180px); }
  .metric-grid, .icon-row { grid-template-columns: 1fr; }
  .news-item { grid-template-columns: 1fr; }
  .news-item img { width: 100%; height: 160px; }
  .hero h1 { font-size: 36px; }
  .hero-actions .btn, .dl-actions .btn { width: 100%; }
  .logo span { font-size: 14px; }
}

/* roulang page: category1 */
:root {
 --pine: #14352c;
 --pine-2: #1e4d40;
 --jade: #1c7d64;
 --jade-2: #146352;
 --mint: #e7f4ef;
 --gold: #c88812;
 --gold-2: #f3d48a;
 --ink: #1b2430;
 --muted: #5d6b72;
 --paper: #f6f3ec;
 --card: #ffffff;
 --line: #e5ddd0;
 --shadow: 0 16px 40px rgba(20, 53, 44, .1);
 --radius: 22px;
 --space: clamp(56px, 7vw, 92px);
}
/* roulang page: bn-android */
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; }
body {
 margin: 0;
 color: var(--ink);
 background: var(--paper);
 font-family: "Be Vietnam Pro", sans-serif;
 font-size: 16px;
 line-height: 1.75;
 text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; }
a { color: inherit; text-decoration: none; }
.wrap { width: min(1180px, calc(100% - 32px)); margin-inline: auto; }
.site-header {
 position: sticky; top: 0; z-index: 40;
 background: rgba(255,252,247,.92);
 backdrop-filter: blur(16px);
 border-bottom: 1px solid rgba(20,53,44,.08);
 box-shadow: 0 8px 24px rgba(20,53,44,.04);
}
.nav-top {
 display: grid;
 grid-template-columns: 240px minmax(0,1fr) auto;
 gap: 18px;
 align-items: center;
 padding: 14px 0 8px;
}
.logo {
 display: flex; align-items: center; gap: 10px;
 font-weight: 800; letter-spacing: -.03em; color: var(--pine); line-height: 1.15;
}
.logo-mark {
 width: 42px; height: 42px; border-radius: 14px;
 display: grid; place-items: center;
 background: linear-gradient(145deg, var(--jade), var(--pine));
 color: white; box-shadow: var(--shadow); flex: 0 0 auto;
}
.logo small { display: block; font-weight: 600; color: var(--gold); letter-spacing: .08em; font-size: 11px; }
.search-shell { position: relative; }
.search-shell i {
 position: absolute; left: 18px; top: 50%; transform: translateY(-50%);
 color: var(--jade);
}
.search-shell input, .sub-form input, .sub-form select, .sub-form textarea {
 width: 100%;
 border: 1px solid var(--line);
 background: white;
 border-radius: 999px;
 min-height: 52px;
 padding: 0 18px 0 48px;
 color: var(--ink);
 outline: none;
 transition: border-color .2s, box-shadow .2s;
}
.sub-form textarea { border-radius: 18px; min-height: 120px; padding: 14px 16px; }
.sub-form input, .sub-form select { padding-left: 16px; }
.search-shell input:focus, .sub-form input:focus, .sub-form select:focus, .sub-form textarea:focus {
 border-color: var(--jade);
 box-shadow: 0 0 0 4px rgba(28,125,100,.15);
}
.search-pop {
 position: absolute; left: 0; right: 0; top: calc(100% + 8px);
 background: white; border: 1px solid var(--line); border-radius: 18px;
 box-shadow: var(--shadow); display: none; overflow: hidden; z-index: 30;
}
.search-pop.is-on { display: block; }
.search-pop button {
 display: flex; width: 100%; text-align: left; gap: 10px; align-items: center;
 background: white; border: 0; border-bottom: 1px solid var(--line);
 padding: 12px 16px; cursor: pointer; color: var(--ink); font-weight: 600;
}
.search-pop button:last-child { border-bottom: 0; }
.search-pop button:hover, .search-pop button:focus-visible { background: var(--mint); }
.ver-pill {
 display: inline-flex; align-items: center; gap: 8px;
 background: var(--pine); color: white; border-radius: 999px;
 padding: 10px 14px; font-size: 13px; font-weight: 600; white-space: nowrap;
}
.nav-row { display: flex; justify-content: center; gap: 6px; padding: 4px 0 12px; flex-wrap: wrap; }
.nav-row a {
 padding: 8px 12px; border-radius: 999px; color: var(--pine-2);
 font-weight: 600; font-size: 14px; transition: .2s ease;
}
.nav-row a:hover, .nav-row a:focus-visible { background: var(--mint); color: var(--jade-2); }
.nav-row a.is-active { background: var(--pine); color: white; }
.menu-btn {
 display: none; width: 46px; height: 46px; border-radius: 14px;
 border: 1px solid var(--line); background: white; color: var(--pine); cursor: pointer;
}
.menu-btn[aria-expanded="true"] { background: var(--pine); color: white; }
main { overflow: clip; }
.section { padding: var(--space) 0; }
.section h2 { font-size: clamp(28px, 3vw, 40px); line-height: 1.2; letter-spacing: -.03em; color: var(--pine); margin: 0; }
.kicker {
 display: inline-flex; align-items: center; gap: 8px;
 color: var(--jade-2); font-weight: 700; letter-spacing: .08em;
 text-transform: uppercase; font-size: 12px; margin-bottom: 10px;
}
.badge, .chip {
 display: inline-flex; align-items: center; gap: 8px;
 border-radius: 999px; padding: 8px 14px; font-weight: 600; font-size: 14px;
 border: 1px solid transparent; transition: .2s ease;
}
.badge { background: var(--mint); color: var(--jade-2); }
.btn {
 display: inline-flex; align-items: center; justify-content: center; gap: 8px;
 min-height: 48px; padding: 0 18px; border-radius: 999px; border: 1px solid transparent;
 font-weight: 700; cursor: pointer; transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn:focus-visible, .menu-btn:focus-visible, a:focus-visible { outline: 3px solid var(--gold-2); outline-offset: 2px; }
.btn-gold { background: var(--gold); color: #1d1402; box-shadow: 0 10px 24px rgba(200,136,18,.28); }
.btn-gold:hover { background: #dd9b1d; }
.btn-pine { background: var(--pine); color: white; }
.btn-pine:hover { background: var(--jade-2); }
.btn-ghost { background: white; color: var(--pine); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--jade); color: var(--jade-2); }
.and-hero {
 position: relative;
 background:
  linear-gradient(100deg, rgba(246,243,236,.95) 0%, rgba(246,243,236,.9) 46%, rgba(246,243,236,.72) 100%),
  url("/assets/images/5c2299dc07219a93.webp") center/cover no-repeat;
}
.and-hero-grid {
 display: grid;
 grid-template-columns: 1.15fr .85fr;
 gap: 36px;
 align-items: center;
}
.crumb { color: var(--muted); font-size: 14px; margin-bottom: 14px; }
.crumb a { color: var(--jade-2); font-weight: 700; }
.and-hero h1 {
 margin: 0;
 font-size: clamp(36px, 5vw, 64px);
 line-height: 1.05;
 letter-spacing: -.045em;
 color: var(--pine);
}
.lede { color: var(--muted); font-size: 17px; margin: 16px 0 0; max-width: 640px; }
.check-bar {
 display: grid;
 grid-template-columns: 1fr 1fr;
 gap: 10px;
 margin: 22px 0 0;
 padding: 0;
 list-style: none;
}
.check-bar li {
 display: flex; gap: 10px; align-items: flex-start;
 background: white; border: 1px solid var(--line); border-radius: 16px;
 padding: 12px 14px; font-weight: 600; color: var(--pine);
}
.check-bar i { color: var(--jade); margin-top: 3px; }
.hero-actions { display: flex; gap: 12px; margin-top: 22px; flex-wrap: wrap; }
.trust-panel {
 background: white;
 border-radius: 28px;
 overflow: hidden;
 border: 1px solid var(--line);
 box-shadow: var(--shadow);
}
.trust-panel img { height: 250px; width: 100%; object-fit: cover; }
.trust-body { padding: 18px 18px 20px; }
.trust-body strong { display: block; color: var(--pine); font-size: 18px; letter-spacing: -.02em; }
.trust-list { margin: 12px 0 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.trust-list li { display: flex; justify-content: space-between; gap: 12px; border-bottom: 1px dashed var(--line); padding-bottom: 8px; font-size: 14px; }
.trust-list span { color: var(--muted); }
.band-dark {
 background: var(--pine);
 color: white;
}
.band-dark h2, .band-ink h2 { color: white; }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.metric {
 background: rgba(255,255,255,.06);
 border: 1px solid rgba(255,255,255,.12);
 border-radius: 20px;
 padding: 18px 18px 16px;
}
.metric b { display: block; font-size: clamp(28px, 3vw, 40px); letter-spacing: -.04em; color: var(--gold-2); line-height: 1.1; }
.metric span { display: block; margin-top: 6px; color: rgba(255,255,255,.78); }
.pack-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; align-items: center; }
.shot {
 position: relative;
 border-radius: 28px;
 overflow: hidden;
 min-height: 420px;
 box-shadow: var(--shadow);
}
.shot img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.shot figcaption {
 position: absolute; left: 14px; right: 14px; bottom: 14px;
 background: rgba(20,53,44,.82); color: white; border-radius: 16px; padding: 12px 14px;
}
.pack-rows { display: grid; gap: 12px; }
.pack-row {
 display: grid; grid-template-columns: 54px 1fr; gap: 14px;
 background: white; border: 1px solid var(--line); border-radius: 20px; padding: 16px;
 transition: .2s ease;
}
.pack-row:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: #cfe3db; }
.pack-ico {
 width: 54px; height: 54px; border-radius: 16px; display: grid; place-items: center;
 background: var(--mint); color: var(--jade-2); font-size: 20px;
}
.pack-row h3 { margin: 0; font-size: 18px; color: var(--pine); letter-spacing: -.02em; }
.pack-row p { margin: 4px 0 0; color: var(--muted); }
.device-layout { display: grid; grid-template-columns: 1fr 320px; gap: 22px; }
.device-card, .note-card, .faq-item, .news-item, .mile, .compare-card {
 background: white; border: 1px solid var(--line); border-radius: var(--radius);
}
.device-card { padding: 8px 8px 8px 18px; }
.device-line { padding: 14px 10px 14px 0; border-bottom: 1px solid var(--line); }
.device-line:last-child { border-bottom: 0; }
.device-line header { display: flex; justify-content: space-between; gap: 12px; font-weight: 700; color: var(--pine); }
.track { height: 8px; background: #efe8dc; border-radius: 999px; margin-top: 8px; overflow: hidden; }
.track span { display: block; height: 100%; background: linear-gradient(90deg, var(--jade), var(--gold)); border-radius: inherit; }
.side-note {
 border-radius: 28px; overflow: hidden; position: relative; min-height: 100%;
 background: var(--pine); color: white;
}
.side-note img { height: 180px; width: 100%; object-fit: cover; }
.side-note div { padding: 18px; }
.side-note p { color: rgba(255,255,255,.82); margin: 8px 0 0; }
.compare-wrap { display: grid; grid-template-columns: 1.25fr .75fr; gap: 16px; margin-top: 22px; }
.compare-card { padding: 22px; }
.compare-card.main { background: var(--mint); border-color: #cfe3db; }
.compare-card h3 { margin: 0 0 8px; color: var(--pine); font-size: 24px; letter-spacing: -.03em; }
.compare-card ul { margin: 12px 0 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.compare-card li { display: flex; gap: 8px; align-items: flex-start; }
.warn { background: #fff8ec; }
.mile-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 22px; }
.mile { padding: 18px; position: relative; }
.mile em { font-style: normal; color: var(--gold); font-weight: 800; font-size: 13px; letter-spacing: .06em; }
.mile h3 { margin: 8px 0 6px; color: var(--pine); font-size: 20px; }
.mile p { margin: 0; color: var(--muted); }
.news-list { display: grid; gap: 12px; margin-top: 20px; }
.news-item {
 display: grid; grid-template-columns: 168px 1fr auto; gap: 16px; align-items: center;
 padding: 10px; transition: .2s ease;
}
.news-item:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.news-item img { height: 104px; width: 168px; object-fit: cover; border-radius: 14px; }
.news-item h3 { margin: 0; font-size: 18px; color: var(--pine); }
.news-item p { margin: 4px 0 0; color: var(--muted); }
.faq-grid { display: grid; grid-template-columns: .78fr 1.22fr; gap: 28px; align-items: start; }
.faq-list { display: grid; gap: 10px; }
.faq-item { padding: 0 16px; }
.faq-item summary {
 cursor: pointer; font-weight: 700; color: var(--pine); padding: 16px 0;
 list-style: none; display: flex; justify-content: space-between; gap: 12px; align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:after { content: "+"; color: var(--gold); font-size: 22px; }
.faq-item[open] summary:after { content: "–"; }
.faq-item p { margin: 0 0 16px; color: var(--muted); }
.ticket-band {
 background:
  linear-gradient(180deg, rgba(20,53,44,.88), rgba(20,53,44,.82)),
  url("/assets/images/06c1fa00add7671b.webp") center/cover no-repeat;
 color: white;
}
.ticket-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 28px; align-items: start; }
.ticket-band h2 { color: white; }
.ticket-band .lede { color: rgba(255,255,255,.82); }
.sub-form {
 display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
 background: white; border-radius: 28px; padding: 18px; color: var(--ink);
}
.sub-form label { display: grid; gap: 6px; font-weight: 600; font-size: 14px; color: var(--pine); }
.sub-form .full { grid-column: 1 / -1; }
.form-note { display: none; margin: 0; padding: 12px 14px; border-radius: 14px; background: var(--mint); color: var(--jade-2); font-weight: 600; }
.form-note.is-on { display: block; }
.site-footer { background: var(--pine); color: rgba(255,255,255,.82); padding: 48px 0 28px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .9fr; gap: 28px; }
.site-footer a { color: var(--gold-2); }
.site-footer a:hover { color: white; }
.site-footer p { margin: 6px 0; }
.legal {
 display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
 margin-top: 28px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.12); font-size: 14px;
}
@media (max-width: 1024px) {
 .nav-top { grid-template-columns: 1fr auto; }
 .search-shell { grid-column: 1 / -1; }
 .and-hero-grid, .pack-grid, .device-layout, .compare-wrap, .faq-grid, .ticket-grid, .foot-grid { grid-template-columns: 1fr; }
 .metric-grid, .mile-row { grid-template-columns: 1fr 1fr; }
 .shot { min-height: 280px; }
}
@media (max-width: 768px) {
 .menu-btn { display: inline-flex; align-items: center; justify-content: center; }
 .ver-pill { display: none; }
 .nav-row { display: none; flex-direction: column; align-items: stretch; padding-bottom: 14px; }
 .nav-row.is-open { display: flex; }
 .nav-row a { border-radius: 14px; }
 .news-item { grid-template-columns: 120px 1fr; }
 .news-item .badge { display: none; }
 .check-bar, .sub-form { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
 .metric-grid, .mile-row { grid-template-columns: 1fr; }
 .news-item { grid-template-columns: 1fr; }
 .news-item img { width: 100%; height: 160px; }
 .hero-actions .btn, .ticket-band .btn { width: 100%; }
 .and-hero h1 { font-size: 34px; }
 .logo { font-size: 14px; }
}

/* roulang page: category2 */
:root {
  --pine: #14352c;
  --pine-2: #1e4d40;
  --jade: #1c7d64;
  --jade-2: #146352;
  --mint: #e7f4ef;
  --gold: #c88812;
  --gold-2: #f3d48a;
  --ink: #1b2430;
  --muted: #5d6b72;
  --paper: #f6f3ec;
  --card: #ffffff;
  --line: #e5ddd0;
  --shadow: 0 16px 40px rgba(20, 53, 44, .1);
  --radius: 22px;
  --space: clamp(56px, 7vw, 92px);
}
/* roulang page: bn-ios */
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Be Vietnam Pro", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; }
a { color: inherit; text-decoration: none; }
.wrap { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255,252,247,.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(20,53,44,.08);
  box-shadow: 0 8px 24px rgba(20,53,44,.04);
}
.nav-top {
  display: grid;
  grid-template-columns: 240px minmax(0,1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 14px 0 8px;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-weight: 800; letter-spacing: -.03em; color: var(--pine); line-height: 1.15;
}
.logo-mark {
  width: 42px; height: 42px; border-radius: 14px;
  display: grid; place-items: center;
  background: linear-gradient(145deg, var(--jade), var(--pine));
  color: white; box-shadow: var(--shadow); flex: 0 0 auto;
}
.logo small { display: block; font-weight: 600; color: var(--gold); letter-spacing: .08em; font-size: 11px; }
.search-shell { position: relative; }
.search-shell i {
  position: absolute; left: 18px; top: 50%; transform: translateY(-50%);
  color: var(--jade);
}
.search-shell input, .hero-search input, .sub-form input, .sub-form select {
  width: 100%;
  border: 1px solid var(--line);
  background: white;
  border-radius: 999px;
  min-height: 52px;
  padding: 0 18px 0 48px;
  color: var(--ink);
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
.hero-search input { padding-left: 52px; min-height: 60px; font-size: 16px; }
.search-shell input:focus, .hero-search input:focus, .sub-form input:focus, .sub-form select:focus {
  border-color: var(--jade);
  box-shadow: 0 0 0 4px rgba(28,125,100,.15);
}
.search-pop {
  position: absolute; left: 0; right: 0; top: calc(100% + 8px);
  background: white; border: 1px solid var(--line); border-radius: 18px;
  box-shadow: var(--shadow); padding: 8px; display: none; z-index: 30;
}
.search-pop.is-on { display: grid; }
.search-pop a {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 12px; border-radius: 12px; font-weight: 600; color: var(--pine);
}
.search-pop a:hover, .search-pop a:focus-visible { background: var(--mint); }
.ver-pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--pine); color: white; border-radius: 999px;
  padding: 10px 14px; font-size: 13px; font-weight: 600; white-space: nowrap;
}
.nav-row { display: flex; justify-content: center; gap: 6px; padding: 4px 0 12px; flex-wrap: wrap; }
.nav-row a {
  padding: 8px 12px; border-radius: 999px; color: var(--pine-2);
  font-weight: 600; font-size: 14px; transition: .2s ease;
}
.nav-row a:hover, .nav-row a:focus-visible { background: var(--mint); color: var(--jade-2); }
.nav-row a.is-active { background: var(--pine); color: white; }
.menu-btn {
  display: none; width: 46px; height: 46px; border-radius: 14px;
  border: 1px solid var(--line); background: white; color: var(--pine); cursor: pointer;
}
.menu-btn[aria-expanded="true"] { background: var(--pine); color: white; }
main { overflow: clip; }
.section { padding: var(--space) 0; }
.section h2 { font-size: clamp(28px, 3vw, 40px); line-height: 1.2; letter-spacing: -.03em; color: var(--pine); margin: 0; }
.kicker {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--gold); font-size: 12px; font-weight: 800; letter-spacing: .12em;
  text-transform: uppercase;
}
.lede { color: var(--muted); }
.hero {
  position: relative;
  min-height: 720px;
  display: grid;
  align-items: center;
  background:
    linear-gradient(180deg, rgba(20,53,44,.78), rgba(20,53,44,.55) 48%, rgba(246,243,236,.2)),
    url("/assets/images/ada25586e5712c71.webp") center/cover no-repeat;
  color: white;
}
.hero-inner { text-align: center; padding: 72px 0 64px; }
.hero h1 { font-size: clamp(40px, 6vw, 76px); line-height: 1.05; letter-spacing: -.045em; }
.hero .lede { color: rgba(255,255,255,.88); margin: 18px auto 0; max-width: 820px; font-size: 17px; }
.hero-search { max-width: 720px; margin: 28px auto 0; position: relative; }
.hero-search i { position: absolute; left: 20px; top: 50%; transform: translateY(-50%); color: var(--jade); }
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.chip, .badge {
  display: inline-flex; align-items: center; gap: 8px;
  border-radius: 999px; padding: 8px 14px; font-weight: 600; font-size: 14px;
  border: 1px solid transparent; transition: .2s ease;
}
.chip { background: rgba(255,255,255,.14); color: white; border-color: rgba(255,255,255,.22); }
.chip:hover, .chip:focus-visible { background: white; color: var(--pine); }
.hero-actions { display: flex; gap: 12px; margin-top: 22px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 18px; border-radius: 999px; border: 1px solid transparent;
  font-weight: 700; cursor: pointer; transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn:focus-visible { outline: 3px solid var(--gold-2); outline-offset: 2px; }
.btn-gold { background: var(--gold); color: #1d1402; box-shadow: 0 10px 24px rgba(200,136,18,.28); }
.btn-gold:hover { background: #dd9b1d; }
.btn-line { background: transparent; color: white; border-color: rgba(255,255,255,.45); }
.btn-line:hover { background: white; color: var(--pine); }
.btn-pine { background: var(--pine); color: white; }
.btn-pine:hover { background: var(--jade-2); }
.btn-ghost { background: white; color: var(--pine); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--jade); color: var(--jade-2); }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; padding: 22px; }
.channel-wall a {
  width: calc(50% - 6px);
  background: white; border: 1px solid var(--line); border-radius: 18px; padding: 16px 16px 18px;
  transition: .2s ease;
}
.channel-wall a:hover, .channel-wall a:focus-visible { transform: translateY(-3px); box-shadow: var(--shadow); border-color: #cfe3db; }
.channel-wall a:nth-child(3) { width: 100%; background: var(--mint); }
.topic-rail img { height: 150px; width: 100%; object-fit: cover; }
.compare section { padding: 28px; }
.quote footer { margin-top: 18px; font-size: 14px; color: var(--muted); letter-spacing: 0; }
.side-photo img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.news-list { display: grid; gap: 12px; margin-top: 20px; }
.news-item {
  display: grid; grid-template-columns: 168px 1fr auto; gap: 16px; align-items: center;
  background: white; border-radius: 20px; padding: 10px; border: 1px solid var(--line);
  transition: .2s ease;
}
.news-item:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.news-item img { height: 104px; width: 168px; object-fit: cover; border-radius: 14px; }
.news-item h3 { margin: 0 0 4px; font-size: 18px; letter-spacing: -.02em; color: var(--pine); }
.news-item p { margin: 0; color: var(--muted); font-size: 14px; }
.site-footer { background: var(--pine); color: rgba(255,255,255,.82); padding: 48px 0 22px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .9fr; gap: 28px; }
.site-footer a { color: rgba(255,255,255,.82); }
.site-footer a:hover, .site-footer a:focus-visible { color: var(--gold-2); }
.legal {
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  margin-top: 28px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.14);
  font-size: 14px; color: rgba(255,255,255,.68);
}
.ios-stage {
  position: relative;
  color: white;
  background:
    linear-gradient(105deg, rgba(10,24,20,.94) 8%, rgba(20,53,44,.82) 48%, rgba(20,53,44,.45)),
    url("/assets/images/5c2299dc07219a93.webp") center/cover no-repeat;
  padding: 78px 0 96px;
}
.ios-stage h1 {
  margin: 12px 0 0;
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.05;
  letter-spacing: -.045em;
  max-width: 740px;
}
.ios-stage .lede { color: rgba(255,255,255,.86); max-width: 640px; margin-top: 16px; font-size: 17px; }
.crumb { color: rgba(255,255,255,.72); font-size: 13px; font-weight: 600; }
.crumb a:hover { color: var(--gold-2); }
.tier-card {
  background: linear-gradient(180deg, rgba(255,250,240,.98), #fff);
  color: var(--ink);
  border-radius: 28px;
  padding: 22px;
  box-shadow: 0 24px 50px rgba(0,0,0,.22);
  border: 1px solid rgba(243,212,138,.7);
}
.tier-head { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.tier-head strong { display: block; color: var(--pine); font-size: 22px; letter-spacing: -.03em; }
.gold-badge { background: #1d1402; color: var(--gold-2); border-radius: 999px; padding: 7px 12px; font-size: 12px; font-weight: 800; letter-spacing: .06em; }
.bar { height: 8px; background: #efe6d4; border-radius: 99px; overflow: hidden; margin-top: 8px; }
.bar span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--gold), #f6e2ad); }
.tier-row { margin-top: 14px; }
.tier-row small { color: var(--muted); font-weight: 600; }
.stat-wrap { margin-top: -48px; position: relative; z-index: 3; }
.stat-board {
  background: white;
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat-board article { padding: 22px 22px 20px; border-right: 1px solid var(--line); }
.stat-board article:last-child { border-right: 0; }
.stat-board b { display: block; color: var(--pine); font-size: clamp(26px, 3vw, 34px); letter-spacing: -.04em; line-height: 1.1; }
.stat-board span { color: var(--muted); font-size: 14px; }
.profile-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; align-items: center; }
.shot {
  position: relative; border-radius: 28px; overflow: hidden; min-height: 420px;
  box-shadow: var(--shadow); border: 1px solid var(--line);
}
.shot img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.shot figcaption {
  position: absolute; left: 14px; right: 14px; bottom: 14px;
  background: rgba(255,252,247,.94); border-radius: 16px; padding: 12px 14px; color: var(--pine); font-weight: 700;
}
.stack { display: grid; gap: 12px; }
.stack article {
  display: grid; grid-template-columns: 52px 1fr; gap: 14px; align-items: start;
  background: white; border: 1px solid var(--line); border-radius: 20px; padding: 16px;
  transition: .2s ease;
}
.stack article:hover { border-color: #cfe3db; transform: translateX(4px); box-shadow: var(--shadow); }
.ico {
  width: 52px; height: 52px; border-radius: 16px; display: grid; place-items: center;
  background: var(--mint); color: var(--jade-2); font-size: 18px;
}
.stack h3 { margin: 0; font-size: 18px; color: var(--pine); }
.stack p { margin: 4px 0 0; color: var(--muted); font-size: 15px; }
.split-head { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 22px; }
.split-head p { margin: 8px 0 0; max-width: 640px; }
.compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.panel { border-radius: 28px; padding: 26px; min-height: 100%; }
.panel h3 { margin: 8px 0 12px; font-size: 26px; letter-spacing: -.03em; }
.panel ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.panel li { display: flex; gap: 10px; align-items: flex-start; }
.panel-old { background: white; border: 1px solid var(--line); color: var(--ink); }
.panel-new { background: var(--pine); color: white; box-shadow: var(--shadow); }
.panel-new li i { color: var(--gold-2); }
.panel-old li i { color: var(--gold); }
.timeline { position: relative; margin-top: 8px; display: grid; gap: 0; }
.timeline::before {
  content: ""; position: absolute; left: 18px; top: 8px; bottom: 8px; width: 2px; background: #d9cbb6;
}
.mile {
  display: grid; grid-template-columns: 36px 1fr; gap: 16px; padding: 8px 0 18px;
}
.dot {
  width: 36px; height: 36px; border-radius: 50%; background: white; border: 2px solid var(--gold);
  display: grid; place-items: center; color: var(--pine); position: relative; z-index: 1; font-size: 13px;
}
.mile article { background: white; border: 1px solid var(--line); border-radius: 18px; padding: 14px 16px; }
.mile strong { color: var(--pine); }
.mile span { display: block; color: var(--gold); font-size: 13px; font-weight: 800; letter-spacing: .04em; }
.assure {
  background:
    linear-gradient(100deg, rgba(20,53,44,.94), rgba(20,53,44,.78)),
    url("/assets/images/b6b58a71c669f473.webp") center/cover no-repeat;
  color: white;
}
.assure h2, .assure .kicker { color: white; }
.assure .kicker { color: var(--gold-2); }
.assure-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 22px; align-items: center; }
.assure-list { display: grid; gap: 12px; margin-top: 18px; }
.assure-list div { display: flex; gap: 12px; align-items: flex-start; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); border-radius: 18px; padding: 14px; }
.assure-photo { border-radius: 28px; overflow: hidden; min-height: 320px; position: relative; border: 1px solid rgba(255,255,255,.2); }
.assure-photo img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.faq-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 28px; }
details {
  background: white; border: 1px solid var(--line); border-radius: 18px; padding: 14px 16px; margin-bottom: 10px;
}
details[open] { border-color: #cfe3db; box-shadow: var(--shadow); }
summary { cursor: pointer; font-weight: 700; color: var(--pine); list-style: none; display: flex; justify-content: space-between; gap: 12px; }
summary::-webkit-details-marker { display: none; }
summary:focus-visible { outline: 3px solid var(--gold-2); border-radius: 8px; }
details p { margin: 10px 0 0; color: var(--muted); }
.form-band { background: linear-gradient(180deg, #fffaf1, #f3e7cf); }
.form-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 24px; align-items: start; }
.ios-form {
  background: white; border-radius: 28px; border: 1px solid var(--line); box-shadow: var(--shadow); padding: 22px;
  display: grid; gap: 12px;
}
.ios-form label { display: grid; gap: 6px; font-weight: 700; color: var(--pine); font-size: 14px; }
.ios-form input, .ios-form select, .ios-form textarea {
  width: 100%; border: 1px solid var(--line); background: #fffdf9; border-radius: 14px;
  min-height: 48px; padding: 10px 14px; color: var(--ink); outline: none;
}
.ios-form textarea { min-height: 96px; resize: vertical; }
.ios-form input:focus, .ios-form select:focus, .ios-form textarea:focus {
  border-color: var(--jade); box-shadow: 0 0 0 4px rgba(28,125,100,.15);
}
.note { display: none; background: var(--mint); color: var(--jade-2); border-radius: 14px; padding: 12px 14px; font-weight: 700; }
.note.is-on { display: block; }
.check-list { margin: 16px 0 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.check-list li { display: flex; gap: 8px; align-items: flex-start; }
@media (max-width: 1024px) {
  .nav-top { grid-template-columns: 1fr auto; }
  .search-shell { grid-column: 1 / -1; order: 3; }
  .profile-grid, .assure-grid, .faq-grid, .form-grid, .compare-grid { grid-template-columns: 1fr; }
  .stat-board { grid-template-columns: 1fr 1fr; }
  .stat-board article:nth-child(odd) { border-right: 1px solid var(--line); }
  .stat-board article:nth-child(2), .stat-board article:nth-child(4) { border-right: 0; }
  .shot { min-height: 280px; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .menu-btn { display: grid; place-items: center; }
  .nav-row { display: none; flex-direction: column; align-items: stretch; padding-bottom: 14px; }
  .nav-row.is-open { display: flex; }
  .nav-row a { background: white; }
  .news-item { grid-template-columns: 1fr; }
  .news-item img { width: 100%; height: 180px; }
  .split-head { flex-direction: column; align-items: flex-start; }
  .ios-stage { padding: 52px 0 78px; }
  .foot-grid { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .wrap { width: min(1180px, calc(100% - 20px)); }
  .ver-pill { display: none; }
  .logo span { font-size: 14px; }
  .stat-board { grid-template-columns: 1fr; }
  .stat-board article { border-right: 0; border-bottom: 1px solid var(--line); }
  .hero-actions .btn, .ios-form .btn { width: 100%; }
  .tier-head { flex-direction: column; }
  .ios-stage h1 { font-size: 34px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .stack article, .news-item { transition: none; }
}

/* roulang page: category3 */
:root {
 --pine: #14352c;
 --pine-2: #1e4d40;
 --jade: #1c7d64;
 --jade-2: #146352;
 --mint: #e7f4ef;
 --gold: #c88812;
 --gold-2: #f3d48a;
 --ink: #1b2430;
 --muted: #5d6b72;
 --paper: #f6f3ec;
 --card: #ffffff;
 --line: #e5ddd0;
 --shadow: 0 16px 40px rgba(20, 53, 44, .1);
 --radius: 22px;
 --space: clamp(56px, 7vw, 92px);
}
/* roulang page: category3 */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 color: var(--ink);
 background: var(--paper);
 font-family: "Be Vietnam Pro", sans-serif;
 font-size: 16px;
 line-height: 1.75;
 text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
button, input, select { font-family: inherit; }
a { color: inherit; text-decoration: none; }
p { margin: 0; }
.wrap { width: min(1180px, calc(100% - 32px)); margin-inline: auto; }
.site-header {
 position: sticky; top: 0; z-index: 40;
 background: rgba(255,252,247,.92);
 backdrop-filter: blur(16px);
 border-bottom: 1px solid rgba(20,53,44,.08);
 box-shadow: 0 8px 24px rgba(20,53,44,.04);
}
.nav-top {
 display: grid;
 grid-template-columns: 240px minmax(0,1fr) auto;
 gap: 18px;
 align-items: center;
 padding: 14px 0 8px;
}
.logo {
 display: flex; align-items: center; gap: 10px;
 font-weight: 800; letter-spacing: -.03em; color: var(--pine); line-height: 1.15;
 font-size: 16px;
}
.logo-mark {
 width: 42px; height: 42px; border-radius: 14px;
 display: grid; place-items: center;
 background: linear-gradient(145deg, var(--jade), var(--pine));
 color: white; box-shadow: var(--shadow); flex: 0 0 auto;
}
.logo small { display: block; font-weight: 600; color: var(--gold); letter-spacing: .08em; font-size: 11px; }
.search-shell { position: relative; }
.search-shell i {
 position: absolute; left: 18px; top: 50%; transform: translateY(-50%);
 color: var(--jade);
}
.search-shell input, .sub-form input, .sub-form select {
 width: 100%;
 border: 1px solid var(--line);
 background: white;
 border-radius: 999px;
 min-height: 52px;
 padding: 0 18px 0 48px;
 color: var(--ink);
 outline: none;
 transition: border-color .2s, box-shadow .2s;
}
.sub-form input, .sub-form select { padding-left: 18px; }
.search-shell input:focus, .sub-form input:focus, .sub-form select:focus {
 border-color: var(--jade);
 box-shadow: 0 0 0 4px rgba(28,125,100,.15);
}
.search-pop {
 display: none;
 position: absolute;
 left: 0; right: 0; top: calc(100% + 8px);
 background: white;
 border: 1px solid var(--line);
 border-radius: 18px;
 box-shadow: var(--shadow);
 padding: 8px;
 z-index: 50;
}
.search-pop.is-on { display: block; }
.search-pop a { display: block; padding: 10px 12px; border-radius: 12px; color: var(--ink); font-weight: 650; }
.search-pop a small { display: block; color: var(--muted); font-weight: 500; }
.search-pop a:hover, .search-pop a:focus-visible { background: var(--mint); }
.ver-pill {
 display: inline-flex; align-items: center; gap: 8px;
 background: var(--pine); color: white; border-radius: 999px;
 padding: 10px 14px; font-size: 13px; font-weight: 600; white-space: nowrap;
}
.nav-row { display: flex; justify-content: center; gap: 6px; padding: 4px 0 12px; flex-wrap: wrap; }
.nav-row a {
 padding: 8px 12px; border-radius: 999px; color: var(--pine-2);
 font-weight: 600; font-size: 14px; transition: .2s ease;
}
.nav-row a:hover, .nav-row a:focus-visible { background: var(--mint); color: var(--jade-2); }
.nav-row a.is-active { background: var(--pine); color: white; }
.menu-btn {
 display: none; width: 46px; height: 46px; border-radius: 14px;
 border: 1px solid var(--line); background: white; color: var(--pine); cursor: pointer;
 place-items: center;
}
.menu-btn[aria-expanded="true"] { background: var(--pine); color: white; }
main { overflow: clip; }
.section { padding: var(--space) 0; }
.section h2 { margin: 0; font-size: clamp(28px, 3vw, 40px); line-height: 1.2; letter-spacing: -.03em; color: var(--pine); }
.section h3 { margin: 0; font-size: 22px; letter-spacing: -.02em; line-height: 1.3; }
.lede-block { color: var(--muted); margin-top: 10px; max-width: 680px; }
.btn {
 display: inline-flex; align-items: center; justify-content: center; gap: 8px;
 min-height: 48px; padding: 0 18px; border-radius: 999px; border: 1px solid transparent;
 font-weight: 700; cursor: pointer; transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn:focus-visible { outline: 3px solid var(--gold-2); outline-offset: 2px; }
.btn-gold { background: var(--gold); color: #1d1402; box-shadow: 0 10px 24px rgba(200,136,18,.28); }
.btn-gold:hover { background: #dd9b1d; }
.btn-line { background: transparent; color: white; border-color: rgba(255,255,255,.45); }
.btn-line:hover { background: white; color: var(--pine); }
.btn-pine { background: var(--pine); color: white; }
.btn-pine:hover { background: var(--jade-2); }
.btn-ghost { background: white; color: var(--pine); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--jade); color: var(--jade-2); }
.chip, .badge {
 display: inline-flex; align-items: center; gap: 8px;
 border-radius: 999px; padding: 8px 14px; font-weight: 600; font-size: 14px;
 border: 1px solid transparent; transition: .2s ease;
}
.badge { background: var(--mint); color: var(--jade-2); }
.badge.warn { background: #fff4df; color: #8a5a08; }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.news-list { display: grid; gap: 12px; }
.news-item {
 display: grid; grid-template-columns: 168px 1fr auto; gap: 16px; align-items: center;
 background: white; border-radius: 20px; padding: 10px; border: 1px solid var(--line);
 transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.news-item:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: #cfe3db; }
.news-item img { height: 104px; width: 168px; object-fit: cover; border-radius: 14px; }
.news-item p { color: var(--muted); font-size: 14px; }
.site-footer { background: var(--pine); color: rgba(255,255,255,.82); padding: 48px 0 28px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 28px; }
.foot-grid p { margin: 6px 0; color: rgba(255,255,255,.78); }
.site-footer a { color: var(--gold-2); font-weight: 600; }
.site-footer a:hover, .site-footer a:focus-visible { color: white; }
.legal {
 display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
 margin-top: 28px; padding-top: 16px;
 border-top: 1px solid rgba(255,255,255,.12);
 font-size: 14px; color: rgba(255,255,255,.7);
}
section[id] { scroll-margin-top: 120px; }
.road-hero {
 position: relative;
 color: white;
 padding: 48px 0 72px;
 background:
  linear-gradient(105deg, rgba(20,53,44,.94) 0%, rgba(20,53,44,.82) 48%, rgba(20,53,44,.5) 100%),
  url("/assets/images/5c2299dc07219a93.webp") center/cover no-repeat;
}
.crumb { display: flex; gap: 8px; align-items: center; color: rgba(255,255,255,.75); font-size: 13px; font-weight: 600; margin-bottom: 14px; }
.crumb a { color: var(--gold-2); }
.road-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 34px; align-items: center; }
.road-hero h1 { margin: 0; font-size: clamp(36px, 5vw, 64px); line-height: 1.05; letter-spacing: -.045em; text-align: left; }
.road-hero .lede { margin: 16px 0 0; color: rgba(255,255,255,.88); font-size: 17px; max-width: 680px; }
.road-photo { margin: 0; position: relative; border-radius: 28px; overflow: hidden; box-shadow: var(--shadow); min-height: 280px; }
.road-photo img { width: 100%; height: 340px; object-fit: cover; }
.road-photo figcaption {
 position: absolute; left: 14px; right: 14px; bottom: 14px;
 background: rgba(20,53,44,.86); color: white; border-radius: 16px;
 padding: 10px 14px; font-weight: 650;
}
.node-scroll { overflow-x: auto; margin-top: 26px; }
.node-bar { min-width: 680px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; position: relative; }
.node-bar::before {
 content: ""; position: absolute; left: 6%; right: 6%; top: 22px; height: 3px;
 background: linear-gradient(90deg, rgba(255,255,255,.35), var(--gold-2));
}
.node {
 position: relative; z-index: 1;
 background: rgba(255,255,255,.1);
 border: 1px solid rgba(255,255,255,.22);
 border-radius: 18px; padding: 34px 14px 14px;
}
.node b { display: block; font-size: 22px; letter-spacing: -.03em; }
.node span { display: block; color: rgba(255,255,255,.8); font-size: 14px; }
.node::after {
 content: ""; position: absolute; top: 14px; left: 16px; width: 16px; height: 16px; border-radius: 50%;
 background: white; box-shadow: 0 0 0 4px rgba(255,255,255,.18);
}
.node.now { background: var(--gold); color: #1d1402; border-color: transparent; }
.node.now span { color: #5c3d08; }
.node.now::after { background: #1d1402; box-shadow: 0 0 0 4px rgba(29,20,2,.15); }
.sub-card {
 margin-top: 18px; background: white; color: var(--ink);
 border-radius: 24px; padding: 16px; box-shadow: var(--shadow);
}
.sub-title { margin: 0 0 10px; font-weight: 800; color: var(--pine); }
.sub-form { display: grid; grid-template-columns: 1.4fr .8fr auto; gap: 10px; align-items: center; }
.form-msg { grid-column: 1 / -1; min-height: 1.4em; color: var(--jade-2); font-weight: 650; }
.stat-band { padding-top: 0; margin-top: -42px; position: relative; z-index: 3; }
.panel {
 background: var(--card); border: 1px solid var(--line); border-radius: 28px;
 box-shadow: var(--shadow); padding: 22px;
}
.metric-wrap { display: grid; grid-template-columns: .78fr 1.22fr; gap: 18px; align-items: center; }
.metric {
 background: var(--paper); border-radius: 18px; padding: 16px 16px 14px; border: 1px solid var(--line);
}
.metric b { display: block; font-size: clamp(26px, 3vw, 34px); color: var(--pine); letter-spacing: -.04em; line-height: 1.1; }
.metric span { color: var(--muted); font-size: 14px; font-weight: 600; }
.dossier-grid, .step-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 28px; align-items: center; }
.photo-frame { border-radius: 28px; overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow); background: white; }
.photo-frame img { width: 100%; height: 420px; object-fit: cover; }
.photo-frame figcaption { padding: 12px 16px 16px; color: var(--muted); font-size: 14px; font-weight: 600; }
.spec { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 18px 0 0; }
.spec div { background: white; border: 1px solid var(--line); border-radius: 16px; padding: 12px 14px; }
.spec dt { color: var(--muted); font-size: 13px; }
.spec dd { margin: 2px 0 0; font-weight: 800; color: var(--pine); font-size: 18px; }
.tick { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 10px; }
.tick li { display: flex; gap: 10px; align-items: flex-start; }
.tick i { color: var(--jade); margin-top: 4px; }
.pair { display: grid; grid-template-columns: 1.05fr .95fr; border-radius: 28px; overflow: hidden; box-shadow: var(--shadow); }
.pair article { padding: 36px 32px 32px; }
.pair-android { background: var(--pine); color: white; }
.pair-ios { background: var(--mint); color: var(--ink); }
.pair h3 { font-size: 30px; }
.pair-android .tick i, .pair-android p { color: rgba(255,255,255,.84); }
.pair .kicker { font-size: 12px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 8px; }
.pair-android .kicker { color: var(--gold-2); }
.pair-ios .kicker { color: var(--jade-2); }
.mile-line { margin-top: 26px; display: grid; gap: 0; }
.mile {
 display: grid; grid-template-columns: 140px 28px 1fr; gap: 16px;
 padding: 8px 0 22px;
}
.mile b { color: var(--pine); font-size: 22px; letter-spacing: -.03em; }
.rail { position: relative; }
.rail i {
 width: 16px; height: 16px; border-radius: 50%; display: block; margin-top: 6px;
 background: var(--jade); box-shadow: 0 0 0 6px var(--mint);
}
.rail::after {
 content: ""; position: absolute; left: 7px; top: 24px; bottom: -22px; width: 2px; background: #d5e6df;
}
.mile:last-child .rail::after { display: none; }
.mile.now b { color: var(--gold); }
.mile p { color: var(--muted); }
.step { display: grid; grid-template-columns: 64px 1fr; gap: 12px; padding: 16px 0; border-top: 1px dashed var(--line); }
.step:first-child { border-top: 0; padding-top: 0; }
.num {
 width: 52px; height: 52px; border-radius: 16px; display: grid; place-items: center;
 background: var(--pine); color: white; font-weight: 800;
}
.readiness { margin-top: 14px; background: white; border: 1px solid var(--line); border-radius: 20px; padding: 14px 16px; }
.readiness p { display: flex; justify-content: space-between; gap: 10px; font-size: 14px; font-weight: 700; color: var(--pine); margin-bottom: 6px; }
.bar { height: 8px; background: #e7efe9; border-radius: 999px; overflow: hidden; margin-bottom: 12px; }
.bar span { display: block; height: 100%; background: linear-gradient(90deg, var(--jade), var(--gold)); }
.pledge {
 position: relative; color: white;
 background:
  linear-gradient(100deg, rgba(20,53,44,.94), rgba(20,53,44,.78)),
  url("/assets/images/b6b58a71c669f473.webp") center/cover no-repeat;
}
.pledge h2, .pledge .lede-block { color: white; }
.pledge .lede-block { color: rgba(255,255,255,.86); }
.pledge-box { display: grid; grid-template-columns: 1.2fr .8fr; gap: 28px; align-items: center; }
.pledge-points { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.pledge-points li {
 background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16);
 border-radius: 18px; padding: 14px 16px;
}
.pledge-points b { display: block; font-size: 28px; color: var(--gold-2); letter-spacing: -.03em; line-height: 1.1; }
.pledge-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.eyebrow { color: var(--gold); font-size: 12px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 8px; }
.section.sheet { background: white; }
.section.soft { background: linear-gradient(180deg, #f8fbf9, var(--paper)); }
@media (max-width: 1024px) {
 .road-grid, .metric-wrap, .dossier-grid, .step-grid, .pair, .pledge-box, .foot-grid { grid-template-columns: 1fr; }
 .photo-frame img, .road-photo img { height: 280px; }
 .pair article { padding: 28px 22px; }
}
@media (max-width: 860px) {
 .menu-btn { display: inline-grid; }
 .nav-top { grid-template-columns: 1fr auto; }
 .search-shell { grid-column: 1 / -1; }
 .nav-row { display: none; }
 .nav-row.is-open { display: flex; flex-direction: column; align-items: stretch; padding-bottom: 12px; }
 .nav-row.is-open a { text-align: center; }
}
@media (max-width: 768px) {
 .sub-form, .spec, .news-item { grid-template-columns: 1fr; }
 .news-item img { width: 100%; height: 180px; }
 .metric-grid { grid-template-columns: 1fr 1fr; }
 .mile { grid-template-columns: 88px 28px 1fr; }
}
@media (max-width: 520px) {
 .wrap { width: min(1180px, calc(100% - 20px)); }
 .ver-pill { display: none; }
 .metric-grid, .sub-form { grid-template-columns: 1fr; }
 .road-hero { padding-top: 28px; }
 .node b, .pair h3 { font-size: 20px; }
 .legal { flex-direction: column; }
 .logo { font-size: 14px; }
 .step { grid-template-columns: 52px 1fr; }
}

/* roulang page: category4 */
:root {
 --pine: #14352c;
 --pine-2: #1e4d40;
 --jade: #1c7d64;
 --jade-2: #146352;
 --mint: #e7f4ef;
 --gold: #c88812;
 --gold-2: #f3d48a;
 --ink: #1b2430;
 --muted: #5d6b72;
 --paper: #f6f3ec;
 --card: #ffffff;
 --line: #e5ddd0;
 --shadow: 0 16px 40px rgba(20, 53, 44, .1);
 --radius: 22px;
 --space: clamp(56px, 7vw, 92px);
}
html { scroll-behavior: smooth; }
body {
 margin: 0;
 color: var(--ink);
 background: var(--paper);
 font-family: "Be Vietnam Pro", sans-serif;
 font-size: 16px;
 line-height: 1.75;
 text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; }
a { color: inherit; text-decoration: none; }
p { margin: 0; }
h1, h2, h3 { margin: 0; }
.wrap { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
 position: sticky; top: 0; z-index: 40;
 background: rgba(255,252,247,.92);
 backdrop-filter: blur(16px);
 border-bottom: 1px solid rgba(20,53,44,.08);
 box-shadow: 0 8px 24px rgba(20,53,44,.04);
}
.nav-top {
 display: grid;
 grid-template-columns: 240px minmax(0,1fr) auto;
 gap: 18px;
 align-items: center;
 padding: 14px 0 8px;
}
.logo {
 display: flex; align-items: center; gap: 10px;
 font-weight: 800; letter-spacing: -.03em; color: var(--pine); line-height: 1.15;
}
.logo-mark {
 width: 42px; height: 42px; border-radius: 14px;
 display: grid; place-items: center;
 background: linear-gradient(145deg, var(--jade), var(--pine));
 color: white; box-shadow: var(--shadow); flex: 0 0 auto;
}
.logo small { display: block; font-weight: 600; color: var(--gold); letter-spacing: .08em; font-size: 11px; }
.search-shell { position: relative; }
.search-shell i, .field i {
 position: absolute; left: 18px; top: 50%; transform: translateY(-50%);
 color: var(--jade);
}
.search-shell input, .sub-form input, .sub-form select, .sub-form textarea {
 width: 100%;
 border: 1px solid var(--line);
 background: white;
 border-radius: 999px;
 min-height: 52px;
 padding: 0 18px 0 48px;
 color: var(--ink);
 outline: none;
 font-size: 16px;
 transition: border-color .2s, box-shadow .2s;
}
.sub-form textarea { border-radius: 18px; min-height: 120px; padding: 14px 16px; resize: vertical; }
.sub-form select { padding-left: 18px; appearance: none; }
.search-shell input:focus, .sub-form input:focus, .sub-form select:focus, .sub-form textarea:focus {
 border-color: var(--jade);
 box-shadow: 0 0 0 4px rgba(28,125,100,.15);
}
.search-pop {
 display: none;
 position: absolute; left: 0; right: 0; top: calc(100% + 8px);
 background: white; border: 1px solid var(--line); border-radius: 18px;
 box-shadow: var(--shadow); overflow: hidden; z-index: 30;
}
.search-pop.is-on { display: grid; }
.search-pop button {
 display: flex; width: 100%; text-align: left; gap: 10px; align-items: center;
 background: white; border: 0; border-bottom: 1px solid var(--line);
 padding: 12px 14px; cursor: pointer; color: var(--ink); font-weight: 600;
}
.search-pop button:last-child { border-bottom: 0; }
.search-pop button:hover, .search-pop button:focus-visible { background: var(--mint); }
.search-pop small { display: block; font-weight: 500; color: var(--muted); }
.ver-pill {
 display: inline-flex; align-items: center; gap: 8px;
 background: var(--pine); color: white; border-radius: 999px;
 padding: 10px 14px; font-size: 13px; font-weight: 600; white-space: nowrap;
}
.nav-row { display: flex; justify-content: center; gap: 6px; padding: 4px 0 12px; flex-wrap: wrap; }
.nav-row a {
 padding: 8px 12px; border-radius: 999px; color: var(--pine-2);
 font-weight: 600; font-size: 14px; transition: .2s ease;
}
.nav-row a:hover, .nav-row a:focus-visible { background: var(--mint); color: var(--jade-2); }
.nav-row a.is-active { background: var(--pine); color: white; }
.menu-btn {
 display: none; width: 46px; height: 46px; border-radius: 14px;
 border: 1px solid var(--line); background: white; color: var(--pine); cursor: pointer;
}
.menu-btn[aria-expanded="true"] { background: var(--pine); color: white; }
main { overflow: clip; }
.section { padding: var(--space) 0; }
.section h2 { font-size: clamp(28px, 3vw, 40px); line-height: 1.2; letter-spacing: -.03em; color: var(--pine); }
.kicker {
 display: inline-flex; align-items: center; gap: 8px;
 color: var(--jade-2); font-weight: 700; font-size: 13px; letter-spacing: .08em;
 text-transform: uppercase; margin-bottom: 10px;
}
.lede { color: var(--muted); font-size: 17px; }
.badge, .chip {
 display: inline-flex; align-items: center; gap: 8px;
 border-radius: 999px; padding: 8px 14px; font-weight: 600; font-size: 14px;
 border: 1px solid transparent; transition: .2s ease;
}
.chip { background: white; color: var(--pine); border-color: var(--line); }
.chip:hover, .chip:focus-visible { border-color: var(--jade); color: var(--jade-2); }
.btn {
 display: inline-flex; align-items: center; justify-content: center; gap: 8px;
 min-height: 48px; padding: 0 18px; border-radius: 999px; border: 1px solid transparent;
 font-weight: 700; cursor: pointer; transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn:focus-visible, .menu-btn:focus-visible, .nav-row a:focus-visible, summary:focus-visible {
 outline: 3px solid var(--gold-2); outline-offset: 2px;
}
.btn-gold { background: var(--gold); color: #1d1402; box-shadow: 0 10px 24px rgba(200,136,18,.28); }
.btn-gold:hover { background: #dd9b1d; }
.btn-pine { background: var(--pine); color: white; }
.btn-pine:hover { background: var(--jade-2); }
.btn-ghost { background: white; color: var(--pine); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--jade); color: var(--jade-2); }
.page-lead {
 position: relative;
 background:
  radial-gradient(circle at 12% 20%, rgba(243,212,138,.45), transparent 28%),
  radial-gradient(circle at 88% 0%, rgba(28,125,100,.18), transparent 32%),
  linear-gradient(120deg, rgba(246,243,236,.94), rgba(231,244,239,.86) 48%, rgba(246,243,236,.9)),
  url("/assets/images/eee2d0052363c93e.webp") center/cover no-repeat;
}
.page-lead.section { padding: 46px 0 64px; }
.crumbs { display: flex; gap: 8px; align-items: center; color: var(--muted); font-size: 14px; font-weight: 600; margin-bottom: 16px; }
.crumbs a { color: var(--jade-2); }
.lead-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 36px; align-items: center; }
.page-lead h1 { font-size: clamp(36px, 5vw, 64px); line-height: 1.08; letter-spacing: -.045em; color: var(--pine); max-width: 14ch; }
.page-lead .lede { margin-top: 16px; max-width: 62ch; }
.ingredients { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; padding: 0; list-style: none; }
.lead-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.lead-panel {
 background: rgba(255,255,255,.9);
 border: 1px solid rgba(255,255,255,.7);
 border-radius: 28px;
 box-shadow: var(--shadow);
 overflow: hidden;
}
.lead-panel img { height: 230px; width: 100%; object-fit: cover; }
.panel-body { padding: 16px 18px 18px; display: grid; gap: 10px; }
.panel-row { display: flex; justify-content: space-between; gap: 12px; padding-bottom: 8px; border-bottom: 1px solid var(--line); font-weight: 600; }
.panel-row span { color: var(--muted); font-weight: 500; }
.metric-band.section { padding-top: 0; margin-top: -34px; position: relative; z-index: 2; }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.metric {
 background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
 padding: 18px 18px 16px; box-shadow: var(--shadow);
}
.metric b { display: block; font-size: clamp(28px, 3vw, 36px); letter-spacing: -.04em; color: var(--pine); line-height: 1.1; }
.metric span { color: var(--muted); font-size: 14px; }
.bar { height: 8px; border-radius: 999px; background: var(--mint); margin-top: 12px; overflow: hidden; }
.bar i { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--jade), var(--gold)); }
.head-row { display: flex; justify-content: space-between; gap: 18px; align-items: end; margin-bottom: 22px; }
.head-row p { max-width: 46ch; }
.bento { display: grid; grid-template-columns: 1.25fr 1fr 1fr; gap: 14px; }
.card {
 background: white; border: 1px solid var(--line); border-radius: var(--radius);
 padding: 18px; box-shadow: 0 10px 28px rgba(20,53,44,.05);
 transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: #cfe3db; }
.card h3 { color: var(--pine); font-size: 20px; letter-spacing: -.02em; margin-bottom: 6px; }
.card p { color: var(--muted); }
.feature { grid-row: span 2; padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.feature img { height: 210px; width: 100%; object-fit: cover; }
.feature div { padding: 18px; }
.wide { grid-column: 1 / -1; display: grid; grid-template-columns: auto 1fr; gap: 14px; align-items: center; }
.icon-blob {
 width: 46px; height: 46px; border-radius: 16px; display: grid; place-items: center;
 background: var(--mint); color: var(--jade-2); flex: 0 0 auto;
}
.band-white { background: #fffdf8; }
.band-mint { background: linear-gradient(180deg, #f7fbf9, #e7f4ef); }
.band-sand { background: #fbf7f0; }
.versus { display: grid; grid-template-columns: 1fr auto 1fr; gap: 16px; align-items: stretch; }
.versus article { border-radius: 28px; padding: 24px; border: 1px solid var(--line); background: white; }
.versus .old { background: #f3efe6; }
.versus .now { background: var(--pine); color: white; }
.versus h3 { font-size: 26px; margin: 8px 0 12px; }
.versus ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.versus li { display: flex; gap: 10px; align-items: flex-start; }
.seal {
 width: 92px; height: 92px; border-radius: 50%; align-self: center;
 display: grid; place-items: center; text-align: center;
 background: var(--gold-2); color: var(--pine); font-weight: 800; line-height: 1.2;
 box-shadow: var(--shadow);
}
.result-note {
 margin-top: 16px; background: white; border-left: 5px solid var(--gold);
 border-radius: 16px; padding: 14px 16px; font-weight: 600; color: var(--pine);
}
.mile-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 22px; }
.mile { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.mile li { display: grid; grid-template-columns: 126px 1fr; gap: 14px; position: relative; padding-bottom: 18px; }
.mile li::before {
 content: ""; position: absolute; left: 118px; top: 8px; bottom: 0; width: 2px; background: #d7ebe3;
}
.mile li:last-child::before { display: none; }
.mile time { font-weight: 800; color: var(--gold); }
.mile h3 { color: var(--pine); font-size: 18px; }
.side-card { background: white; border-radius: 28px; border: 1px solid var(--line); padding: 20px; box-shadow: var(--shadow); }
.side-card ol { margin: 12px 0 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.side-card li { display: grid; grid-template-columns: 92px 1fr; gap: 10px; padding-bottom: 10px; border-bottom: 1px solid var(--line); }
.news-list { display: grid; gap: 12px; }
.news-item {
 display: grid; grid-template-columns: 168px 1fr auto; gap: 16px; align-items: center;
 background: white; border-radius: 20px; padding: 10px; border: 1px solid var(--line);
 transition: .18s ease;
}
.news-item:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.news-item img { height: 104px; width: 168px; object-fit: cover; border-radius: 14px; }
.news-item h3 { font-size: 18px; color: var(--pine); }
.news-item p { color: var(--muted); font-size: 15px; }
.date-tag { color: var(--jade-2); font-size: 13px; font-weight: 700; }
.assure {
 background:
  linear-gradient(115deg, rgba(20,53,44,.94), rgba(20,53,44,.8)),
  url("/assets/images/06c1fa00add7671b.webp") center/cover no-repeat;
 color: white;
}
.assure h2, .assure .kicker { color: white; }
.assure-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 28px; align-items: center; }
.check { list-style: none; margin: 18px 0 0; padding: 0; display: grid; gap: 10px; }
.check li { display: flex; gap: 10px; align-items: flex-start; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); border-radius: 16px; padding: 12px 14px; }
.quick-list { display: grid; gap: 10px; }
.quick-list div { display: grid; grid-template-columns: 180px 1fr; gap: 16px; background: white; border-radius: 18px; padding: 14px 16px; border: 1px solid var(--line); }
.quick-list strong { color: var(--pine); }
.faq-list { display: grid; gap: 10px; }
.faq-list details { background: white; border: 1px solid var(--line); border-radius: 18px; padding: 14px 16px; }
.faq-list details[open] { border-color: #cfe3db; box-shadow: var(--shadow); }
.faq-list summary { cursor: pointer; font-weight: 700; color: var(--pine); list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; color: var(--gold); font-size: 22px; line-height: 1; }
.faq-list details[open] summary::after { content: "–"; }
.faq-list details p { color: var(--muted); margin-top: 8px; }
.form-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 22px; align-items: stretch; }
.form-photo { position: relative; min-height: 320px; border-radius: 28px; overflow: hidden; }
.form-photo img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.form-photo span { position: absolute; left: 16px; bottom: 16px; background: rgba(20,53,44,.88); color: white; border-radius: 14px; padding: 10px 12px; font-weight: 700; }
.sub-form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.sub-form label { display: grid; gap: 6px; font-weight: 600; color: var(--pine); font-size: 14px; }
.sub-form .full { grid-column: 1 / -1; }
.done {
 margin-top: 12px; background: var(--mint); color: var(--pine); border-radius: 16px; padding: 12px 14px; font-weight: 700;
}
.site-footer { background: var(--pine); color: rgba(255,255,255,.82); padding: 48px 0 28px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 28px; }
.site-footer a { color: var(--gold-2); font-weight: 600; }
.site-footer a:hover, .site-footer a:focus-visible { color: white; }
.legal {
 display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
 margin-top: 28px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.12); font-size: 14px;
}
@media (max-width: 1024px) {
 .nav-top { grid-template-columns: auto minmax(0,1fr) auto; }
 .lead-grid, .bento, .versus, .mile-grid, .assure-grid, .form-grid { grid-template-columns: 1fr; }
 .feature { grid-row: auto; }
 .wide { grid-column: auto; grid-template-columns: 1fr; }
 .seal { width: 100%; height: auto; border-radius: 18px; padding: 12px; }
 .metric-grid { grid-template-columns: repeat(2, 1fr); }
 .page-lead h1 { max-width: none; }
}
@media (max-width: 768px) {
 .menu-btn { display: inline-grid; place-items: center; }
 .nav-row { display: none; align-items: stretch; padding-bottom: 14px; }
 .nav-row.is-open { display: flex; flex-direction: column; }
 .ver-pill { display: none; }
 .news-item, .quick-list div, .mile li, .side-card li { grid-template-columns: 1fr; }
 .news-item img { width: 100%; height: 180px; }
 .mile li::before { display: none; }
 .foot-grid, .sub-form { grid-template-columns: 1fr; }
 .head-row { flex-direction: column; align-items: start; }
}
@media (max-width: 520px) {
 .wrap { width: min(1180px, calc(100% - 20px)); }
 .nav-top { grid-template-columns: 1fr auto; }
 .search-shell { grid-column: 1 / -1; }
 .metric-grid { grid-template-columns: 1fr; }
 .lead-actions .btn, .sub-form .btn { width: 100%; }
 .logo span { font-size: 14px; }
}

.nav-row{display:flex !important;}

/* roulang page: category5 */
:root {
 --pine: #14352c;
 --pine-2: #1e4d40;
 --jade: #1c7d64;
 --jade-2: #146352;
 --mint: #e7f4ef;
 --gold: #c88812;
 --gold-2: #f3d48a;
 --ink: #1b2430;
 --muted: #5d6b72;
 --paper: #f6f3ec;
 --card: #ffffff;
 --line: #e5ddd0;
 --shadow: 0 16px 40px rgba(20, 53, 44, .1);
 --radius: 22px;
 --space: clamp(56px, 7vw, 92px);
}
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; }
body {
 margin: 0;
 color: var(--ink);
 background: var(--paper);
 font-family: "Be Vietnam Pro", sans-serif;
 font-size: 16px;
 line-height: 1.75;
 text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p { margin: 0; overflow-wrap: break-word; }
ul, ol { margin: 0; padding: 0; list-style: none; }
.wrap { width: min(1180px, calc(100% - 32px)); margin-inline: auto; }
.site-header {
 position: sticky; top: 0; z-index: 40;
 background: rgba(255,252,247,.92);
 backdrop-filter: blur(16px);
 border-bottom: 1px solid rgba(20,53,44,.08);
 box-shadow: 0 8px 24px rgba(20,53,44,.04);
}
.nav-top {
 display: grid;
 grid-template-columns: 240px minmax(0,1fr) auto;
 gap: 18px;
 align-items: center;
 padding: 14px 0 8px;
}
.logo {
 display: flex; align-items: center; gap: 10px;
 font-weight: 800; letter-spacing: -.03em; color: var(--pine); line-height: 1.15;
}
.logo-mark {
 width: 42px; height: 42px; border-radius: 14px;
 display: grid; place-items: center;
 background: linear-gradient(145deg, var(--jade), var(--pine));
 color: white; box-shadow: var(--shadow); flex: 0 0 auto;
}
.logo small { display: block; font-weight: 600; color: var(--gold); letter-spacing: .08em; font-size: 11px; }
.search-shell { position: relative; }
.search-shell i, .hero-search i {
 position: absolute; left: 18px; top: 50%; transform: translateY(-50%);
 color: var(--jade);
}
.search-shell input, .hero-search input, .sub-form input, .sub-form select {
 width: 100%;
 border: 1px solid var(--line);
 background: white;
 border-radius: 999px;
 min-height: 52px;
 padding: 0 18px 0 48px;
 color: var(--ink);
 outline: none;
 transition: border-color .2s, box-shadow .2s;
}
.hero-search input { padding-left: 52px; min-height: 60px; font-size: 16px; }
.search-shell input:focus, .hero-search input:focus, .sub-form input:focus, .sub-form select:focus,
.report input:focus, .report select:focus, .report textarea:focus {
 border-color: var(--jade);
 box-shadow: 0 0 0 4px rgba(28,125,100,.15);
}
.search-pop {
 position: absolute; left: 0; right: 0; top: calc(100% + 8px);
 background: white; border: 1px solid var(--line); border-radius: 18px;
 box-shadow: var(--shadow); padding: 8px; display: none; z-index: 20;
}
.search-pop.is-on { display: grid; gap: 4px; }
.search-pop button {
 text-align: left; border: 0; background: transparent; border-radius: 12px;
 min-height: 42px; padding: 8px 12px; cursor: pointer; color: var(--pine); font-weight: 600;
}
.search-pop button:hover, .search-pop button:focus-visible { background: var(--mint); }
.ver-pill {
 display: inline-flex; align-items: center; gap: 8px;
 background: var(--pine); color: white; border-radius: 999px;
 padding: 10px 14px; font-size: 13px; font-weight: 600; white-space: nowrap;
}
.nav-row { display: flex; justify-content: center; gap: 6px; padding: 4px 0 12px; flex-wrap: wrap; }
.nav-row a {
 padding: 8px 12px; border-radius: 999px; color: var(--pine-2);
 font-weight: 600; font-size: 14px; transition: .2s ease;
}
.nav-row a:hover, .nav-row a:focus-visible { background: var(--mint); color: var(--jade-2); }
.nav-row a.is-active { background: var(--pine); color: white; }
.menu-btn {
 display: none; width: 46px; height: 46px; border-radius: 14px;
 border: 1px solid var(--line); background: white; color: var(--pine); cursor: pointer;
}
.menu-btn[aria-expanded="true"] { background: var(--pine); color: white; }
main { overflow: clip; }
.section { padding: var(--space) 0; }
.section h2 { font-size: clamp(28px, 3vw, 40px); line-height: 1.2; letter-spacing: -.03em; color: var(--pine); }
.kicker { color: var(--gold); font-weight: 800; font-size: 12px; letter-spacing: .12em; text-transform: uppercase; }
.lede-block { max-width: 680px; color: var(--muted); margin-top: 10px; }
.hero {
 position: relative; min-height: 720px; display: grid; align-items: center;
 background:
 linear-gradient(180deg, rgba(20,53,44,.78), rgba(20,53,44,.55) 48%, rgba(246,243,236,.2)),
 url("/assets/images/ada25586e5712c71.webp") center/cover no-repeat;
 color: white;
}
.hero-inner { text-align: center; padding: 72px 0 64px; }
.hero h1 { font-size: clamp(40px, 6vw, 76px); line-height: 1.05; letter-spacing: -.045em; }
.hero .lede { color: rgba(255,255,255,.88); margin: 18px auto 0; max-width: 820px; font-size: 17px; }
.hero-search { max-width: 720px; margin: 28px auto 0; position: relative; }
.chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 18px; }
.chip, .badge {
 display: inline-flex; align-items: center; gap: 8px;
 border-radius: 999px; padding: 8px 14px; font-weight: 600; font-size: 14px;
 border: 1px solid transparent; transition: .2s ease;
}
.chip { background: rgba(255,255,255,.14); color: white; border-color: rgba(255,255,255,.22); }
.chip:hover, .chip:focus-visible { background: white; color: var(--pine); }
.badge { background: var(--mint); color: var(--jade-2); }
.badge-gold { background: #fff4dc; color: #8a5a00; }
.badge-warn { background: #fde8e4; color: #8d2e22; }
.hero-actions, .action-row { display: flex; gap: 12px; margin-top: 22px; flex-wrap: wrap; }
.hero-actions { justify-content: center; }
.btn {
 display: inline-flex; align-items: center; justify-content: center; gap: 8px;
 min-height: 48px; padding: 0 18px; border-radius: 999px; border: 1px solid transparent;
 font-weight: 700; cursor: pointer; transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn:focus-visible, a:focus-visible { outline: 3px solid var(--gold-2); outline-offset: 2px; }
.btn-gold { background: var(--gold); color: #1d1402; box-shadow: 0 10px 24px rgba(200,136,18,.28); }
.btn-gold:hover { background: #dd9b1d; }
.btn-line { background: transparent; color: white; border-color: rgba(255,255,255,.45); }
.btn-line:hover { background: white; color: var(--pine); }
.btn-pine { background: var(--pine); color: white; }
.btn-pine:hover { background: var(--jade-2); }
.btn-ghost { background: white; color: var(--pine); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--jade); color: var(--jade-2); }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; padding: 22px; background: white; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.metric-grid article strong { display: block; font-size: clamp(28px, 3vw, 40px); letter-spacing: -.04em; color: var(--pine); line-height: 1.1; }
.metric-grid article span { color: var(--muted); font-size: 14px; }
.channel-wall { display: flex; flex-wrap: wrap; gap: 12px; }
.channel-wall a {
 width: calc(50% - 6px);
 background: white; border: 1px solid var(--line); border-radius: 18px; padding: 16px 16px 18px;
 transition: .2s ease;
}
.channel-wall a:hover, .channel-wall a:focus-visible { transform: translateY(-3px); box-shadow: var(--shadow); border-color: #cfe3db; }
.channel-wall a:nth-child(3) { width: 100%; background: var(--mint); }
.topic-rail img { height: 150px; width: 100%; object-fit: cover; }
.compare section { padding: 28px; }
.quote footer { margin-top: 18px; font-size: 14px; color: var(--muted); letter-spacing: 0; }
.side-photo { position: relative; min-height: 280px; border-radius: var(--radius); overflow: hidden; }
.side-photo img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.news-list { display: grid; gap: 12px; margin-top: 20px; }
.news-item {
 display: grid; grid-template-columns: 168px 1fr auto; gap: 16px; align-items: center;
 background: white; border-radius: 20px; padding: 10px; border: 1px solid var(--line);
 transition: .2s ease;
}
.news-item:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.news-item img { height: 104px; width: 168px; object-fit: cover; border-radius: 14px; }
.media-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 18px; align-items: stretch; }
.safety-hero { padding: 42px 0 18px; }
.safety-grid { display: grid; grid-template-columns: minmax(0,1.15fr) minmax(280px,.85fr); gap: 28px; align-items: center; }
.safety-hero h1 { font-size: clamp(34px, 4.4vw, 58px); line-height: 1.08; letter-spacing: -.045em; color: var(--pine); margin-top: 8px; }
.safety-hero .lede { color: var(--muted); margin-top: 14px; font-size: 17px; max-width: 640px; }
.icon-matrix { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.icon-cell {
 background: white; border: 1px solid var(--line); border-radius: 18px; padding: 16px;
 box-shadow: 0 8px 24px rgba(20,53,44,.04); transition: .2s ease;
}
.icon-cell:hover { transform: translateY(-3px); border-color: #cfe3db; box-shadow: var(--shadow); }
.icon-cell i { width: 36px; height: 36px; border-radius: 12px; display: grid; place-items: center; background: var(--mint); color: var(--jade-2); margin-bottom: 8px; }
.icon-cell strong { display: block; color: var(--pine); font-size: 15px; }
.icon-cell span { color: var(--muted); font-size: 13px; }
.status-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 26px; }
.status-bar div { background: white; border-radius: 16px; border: 1px solid var(--line); padding: 12px 14px; border-bottom: 3px solid var(--gold); }
.status-bar small { display: block; color: var(--muted); font-size: 12px; letter-spacing: .04em; }
.status-bar b { color: var(--pine); }
.band-white { background: white; border-block: 1px solid var(--line); }
.band-mint { background: linear-gradient(180deg, #f3faf7, var(--mint)); }
.head-row { display: flex; justify-content: space-between; gap: 18px; align-items: end; margin-bottom: 22px; }
.board-wrap { display: grid; grid-template-columns: 1.55fr .75fr; gap: 16px; }
.match-card { background: var(--pine); color: white; border-radius: var(--radius); padding: 22px; display: flex; flex-direction: column; gap: 16px; }
.match-card p { color: rgba(255,255,255,.78); }
.meter span { display: flex; justify-content: space-between; font-size: 13px; margin-bottom: 6px; }
.bar { height: 8px; background: rgba(255,255,255,.16); border-radius: 999px; overflow: hidden; }
.bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--gold-2), var(--gold)); border-radius: inherit; }
.shield-layout { display: grid; grid-template-columns: 1.05fr .95fr; gap: 22px; align-items: center; }
.photo-card { position: relative; border-radius: 28px; overflow: hidden; min-height: 420px; box-shadow: var(--shadow); }
.photo-card img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.photo-card figcaption { position: absolute; left: 16px; right: 16px; bottom: 16px; background: rgba(255,252,247,.94); border-radius: 16px; padding: 14px 16px; color: var(--pine); }
.stack { display: grid; gap: 12px; }
.stack article { display: grid; grid-template-columns: 52px 1fr; gap: 12px; background: white; border: 1px solid var(--line); border-radius: 18px; padding: 14px; }
.stack i { width: 52px; height: 52px; border-radius: 16px; display: grid; place-items: center; background: var(--pine); color: white; }
.stack h3 { font-size: 18px; color: var(--pine); }
.stack p { color: var(--muted); font-size: 14px; }
.versus { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.versus article { border-radius: 24px; padding: 24px; border: 1px solid var(--line); }
.versus .ok { background: white; }
.versus .bad { background: #1b2430; color: white; }
.versus h3 { font-size: 24px; margin: 10px 0; }
.versus li { display: flex; gap: 10px; padding: 8px 0; border-top: 1px solid rgba(229,221,208,.7); }
.versus .bad li { border-top-color: rgba(255,255,255,.12); }
.versus li i { margin-top: 4px; }
.miles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; counter-reset: moc; }
.miles li { background: white; border-radius: 22px; padding: 18px; border: 1px solid var(--line); min-height: 220px; position: relative; }
.miles li::before { content: ""; position: absolute; top: 34px; left: calc(100% - 8px); width: 16px; height: 2px; background: var(--gold-2); }
.miles li:last-child::before { display: none; }
.miles b { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 14px; background: var(--gold-2); color: var(--pine); margin-bottom: 12px; }
.miles h3 { font-size: 18px; color: var(--pine); margin-bottom: 6px; }
.miles p { color: var(--muted); font-size: 14px; }
.pledge {
 background:
 linear-gradient(105deg, rgba(20,53,44,.94), rgba(20,53,44,.78)),
 url("/assets/images/b6b58a71c669f473.webp") center/cover no-repeat;
 color: white;
}
.pledge h2, .pledge .kicker { color: white; }
.pledge .kicker { color: var(--gold-2); }
.pledge-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 22px; align-items: center; }
.pledge p { color: rgba(255,255,255,.84); margin-top: 12px; }
.pledge img { border-radius: 24px; height: 320px; width: 100%; object-fit: cover; border: 4px solid rgba(255,255,255,.16); }
.pledge ul { margin-top: 18px; display: grid; gap: 8px; }
.pledge li { display: flex; gap: 10px; align-items: center; }
.qa-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
details { background: white; border: 1px solid var(--line); border-radius: 18px; padding: 16px 18px; }
details[open] { box-shadow: var(--shadow); border-color: #cfe3db; }
summary { cursor: pointer; font-weight: 700; color: var(--pine); list-style: none; display: flex; justify-content: space-between; gap: 12px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--gold); font-size: 22px; line-height: 1; }
details[open] summary::after { content: "–"; }
details p { color: var(--muted); margin-top: 10px; }
.form-split { display: grid; grid-template-columns: .85fr 1.15fr; gap: 22px; align-items: start; }
.report { background: white; border: 1px solid var(--line); border-radius: 28px; padding: 22px; box-shadow: var(--shadow); display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.report label { display: grid; gap: 6px; font-weight: 600; color: var(--pine); font-size: 14px; }
.report label.wide, .report .wide { grid-column: 1 / -1; }
.report input, .report select, .report textarea {
 width: 100%; border: 1px solid var(--line); background: #fffdf9; color: var(--ink);
 border-radius: 14px; min-height: 48px; padding: 12px 14px; outline: none;
}
.report textarea { min-height: 120px; resize: vertical; }
.check { display: flex !important; grid-template-columns: none; align-items: center; gap: 8px; font-weight: 500 !important; }
.check input { width: 18px; height: 18px; min-height: 0; }
.form-note { background: var(--mint); color: var(--pine); border-radius: 14px; padding: 12px 14px; }
.crumb { display: flex; gap: 8px; align-items: center; color: var(--muted); font-size: 14px; margin-bottom: 12px; }
.crumb a { color: var(--jade-2); font-weight: 700; }
.site-footer { background: var(--pine); color: rgba(255,255,255,.82); padding: 48px 0 28px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 28px; }
.site-footer p { margin-top: 8px; }
.site-footer a { transition: color .18s ease; }
.site-footer a:hover { color: var(--gold-2); }
.legal { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; border-top: 1px solid rgba(255,255,255,.12); margin-top: 28px; padding-top: 16px; font-size: 14px; color: rgba(255,255,255,.7); }
@media (max-width: 1024px) {
 .metric-grid, .miles, .status-bar { grid-template-columns: 1fr 1fr; }
 .miles li::before { display: none; }
 .board-wrap, .shield-layout, .pledge-grid, .form-split, .media-grid { grid-template-columns: 1fr; }
 .photo-card { min-height: 300px; }
}
@media (max-width: 768px) {
 .nav-top { grid-template-columns: 1fr auto; }
 .search-shell { grid-column: 1 / -1; }
 .menu-btn { display: inline-grid; place-items: center; }
 .nav-row { display: none; flex-direction: column; align-items: stretch; padding-bottom: 14px; }
 .nav-row.is-open { display: flex; }
 .nav-row a { text-align: center; }
 .safety-grid, .versus, .qa-grid, .foot-grid, .news-item { grid-template-columns: 1fr; }
 .news-item img { width: 100%; height: 180px; }
 .head-row { flex-direction: column; align-items: start; }
 .ver-pill { display: none; }
}
@media (max-width: 520px) {
 .wrap { width: min(1180px, calc(100% - 20px)); }
 .metric-grid, .miles, .status-bar, .icon-matrix, .report { grid-template-columns: 1fr; }
 .report label.wide, .report .wide { grid-column: auto; }
 .action-row .btn, .safety-hero .btn { width: 100%; }
 .logo { font-size: 14px; }
 .safety-hero h1 { font-size: 32px; }
 .section { padding: 48px 0; }
}

/* roulang page: category6 */
:root {
  --pine: #14352c;
  --pine-2: #1e4d40;
  --jade: #1c7d64;
  --jade-2: #146352;
  --mint: #e7f4ef;
  --gold: #c88812;
  --gold-2: #f3d48a;
  --ink: #1b2430;
  --muted: #5d6b72;
  --paper: #f6f3ec;
  --card: #ffffff;
  --line: #e5ddd0;
  --shadow: 0 16px 40px rgba(20, 53, 44, .1);
  --radius: 22px;
  --space: clamp(56px, 7vw, 92px);
}
/* roulang page: category6 uu-dai-tai */
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Be Vietnam Pro", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; }
a { color: inherit; text-decoration: none; }
.wrap { width: min(1120px, calc(100% - 32px)); margin-inline: auto; }
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255,252,247,.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(20,53,44,.08);
  box-shadow: 0 8px 24px rgba(20,53,44,.04);
}
.nav-top {
  display: grid;
  grid-template-columns: 240px minmax(0,1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 14px 0 8px;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-weight: 800; letter-spacing: -.03em; color: var(--pine); line-height: 1.15;
}
.logo-mark {
  width: 42px; height: 42px; border-radius: 14px;
  display: grid; place-items: center;
  background: linear-gradient(145deg, var(--jade), var(--pine));
  color: white; box-shadow: var(--shadow); flex: 0 0 auto;
}
.logo small { display: block; font-weight: 600; color: var(--gold); letter-spacing: .08em; font-size: 11px; }
.search-shell { position: relative; }
.search-shell i, .hero-search i {
  position: absolute; left: 18px; top: 50%; transform: translateY(-50%);
  color: var(--jade);
}
.search-shell input, .hero-search input, .sub-form input, .sub-form select, .field input, .field select, .field textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: white;
  border-radius: 999px;
  min-height: 52px;
  padding: 0 18px 0 48px;
  color: var(--ink);
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
.field input, .field select, .field textarea { padding: 14px 16px; border-radius: 16px; }
.field textarea { min-height: 110px; resize: vertical; border-radius: 18px; }
.search-shell input:focus, .hero-search input:focus, .sub-form input:focus, .sub-form select:focus, .field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--jade);
  box-shadow: 0 0 0 4px rgba(28,125,100,.15);
}
.search-pop {
  position: absolute; left: 0; right: 0; top: calc(100% + 8px);
  background: white; border: 1px solid var(--line); border-radius: 18px;
  box-shadow: var(--shadow); padding: 8px; display: none; z-index: 20;
}
.search-pop.is-on { display: grid; gap: 4px; }
.search-pop a { padding: 10px 12px; border-radius: 12px; font-weight: 600; color: var(--pine); }
.search-pop a:hover, .search-pop a:focus-visible { background: var(--mint); }
.ver-pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--pine); color: white; border-radius: 999px;
  padding: 10px 14px; font-size: 13px; font-weight: 600; white-space: nowrap;
}
.nav-row { display: flex; justify-content: center; gap: 6px; padding: 4px 0 12px; flex-wrap: wrap; }
.nav-row a {
  padding: 8px 12px; border-radius: 999px; color: var(--pine-2);
  font-weight: 600; font-size: 14px; transition: .2s ease;
}
.nav-row a:hover, .nav-row a:focus-visible { background: var(--mint); color: var(--jade-2); }
.nav-row a.is-active { background: var(--pine); color: white; }
.menu-btn {
  display: none; width: 46px; height: 46px; border-radius: 14px;
  border: 1px solid var(--line); background: white; color: var(--pine); cursor: pointer;
}
.menu-btn[aria-expanded="true"] { background: var(--pine); color: white; }
main { overflow: clip; }
.section { padding: var(--space) 0; }
.section h2, .block-title {
  font-size: clamp(28px, 3vw, 40px); line-height: 1.2; letter-spacing: -.03em; color: var(--pine); margin: 0;
}
.kicker, .badge, .chip {
  display: inline-flex; align-items: center; gap: 8px;
  border-radius: 999px; padding: 8px 14px; font-weight: 600; font-size: 14px;
  border: 1px solid transparent;
}
.kicker { background: var(--mint); color: var(--jade-2); }
.badge { background: #fff6e4; color: #8a5a00; border-color: #f0ddb4; }
.chip { background: rgba(255,255,255,.14); color: white; border-color: rgba(255,255,255,.22); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 18px; border-radius: 999px; border: 1px solid transparent;
  font-weight: 700; cursor: pointer; transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn:focus-visible, a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--gold-2); outline-offset: 2px;
}
.btn-gold { background: var(--gold); color: #1d1402; box-shadow: 0 10px 24px rgba(200,136,18,.28); }
.btn-gold:hover { background: #dd9b1d; }
.btn-line { background: transparent; color: white; border-color: rgba(255,255,255,.45); }
.btn-line:hover { background: white; color: var(--pine); }
.btn-pine { background: var(--pine); color: white; }
.btn-pine:hover { background: var(--jade-2); }
.btn-ghost { background: white; color: var(--pine); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--jade); color: var(--jade-2); }
.offer-hero {
  position: relative;
  background:
    linear-gradient(105deg, rgba(20,53,44,.94) 0%, rgba(20,53,44,.82) 48%, rgba(20,53,44,.55) 100%),
    url("/assets/images/5c2299dc07219a93.webp") center/cover no-repeat;
  color: white;
  padding: clamp(48px, 7vw, 88px) 0 72px;
}
.offer-hero h1 { margin: 12px 0 0; font-size: clamp(36px, 5vw, 64px); line-height: 1.05; letter-spacing: -.045em; color: white; }
.lede { margin: 16px 0 0; color: rgba(255,255,255,.88); font-size: 17px; max-width: 640px; }
.point-list { list-style: none; margin: 18px 0 0; padding: 0; display: grid; gap: 10px; }
.point-list li { display: flex; gap: 10px; align-items: flex-start; }
.point-list i { color: var(--gold-2); margin-top: 4px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 22px; }
.launch-card {
  background: #fffaf3; color: var(--ink); border-radius: 28px; padding: 22px;
  box-shadow: var(--shadow); border: 1px solid rgba(255,255,255,.4);
}
.ring-box { display: grid; grid-template-columns: 148px 1fr; gap: 12px; align-items: center; }
.ring-svg { width: 148px; height: 148px; position: relative; }
.ring-svg svg { width: 100%; height: 100%; }
.ring-track { fill: none; stroke: #efe4d2; stroke-width: 10; }
.ring-value {
  fill: none; stroke: var(--gold); stroke-width: 10; stroke-linecap: round;
  transform: rotate(-90deg); transform-origin: 50% 50%;
  stroke-dasharray: 364.4; stroke-dashoffset: 120;
  transition: stroke-dashoffset .35s linear;
}
.ring-center {
  position: absolute; inset: 0; display: grid; place-items: center; text-align: center; line-height: 1.1;
}
.ring-center strong { font-size: 34px; color: var(--pine); letter-spacing: -.04em; }
.ring-center span { color: var(--muted); font-size: 13px; font-weight: 600; }
.tick-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 8px; }
.tick-row span { background: white; border: 1px solid var(--line); border-radius: 14px; padding: 8px 6px; text-align: center; font-size: 12px; color: var(--muted); }
.tick-row b { display: block; color: var(--pine); font-size: 18px; }
.metric-band { margin-top: -42px; position: relative; z-index: 2; }
.stat-card, .side-offer, .assure-card, .faq-item, .form-card, .news-item, .compare-card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow);
}
.stat-card { padding: 18px; }
.stat-card b { display: block; font-size: 30px; letter-spacing: -.04em; color: var(--pine); line-height: 1.1; }
.stat-card span { color: var(--muted); font-size: 14px; }
.ico {
  width: 42px; height: 42px; border-radius: 14px; display: grid; place-items: center;
  background: var(--mint); color: var(--jade-2); margin-bottom: 12px;
}
.panel-head { display: flex; justify-content: space-between; gap: 18px; align-items: end; margin-bottom: 22px; }
.panel-head p { margin: 8px 0 0; color: var(--muted); max-width: 640px; }
.offer-lead { display: grid; grid-template-columns: 1.05fr .95fr; background: white; border-radius: 28px; overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow); min-height: 100%; }
.offer-lead img { width: 100%; height: 100%; object-fit: cover; min-height: 280px; }
.offer-copy, .side-offer, .compare-card, .assure-card, .form-card { padding: 22px; }
.side-stack { display: grid; gap: 16px; }
.side-offer h3, .offer-copy h3, .compare-card h3 { margin: 8px 0; color: var(--pine); font-size: 22px; letter-spacing: -.03em; }
.meter { height: 8px; background: #efe7da; border-radius: 999px; overflow: hidden; margin: 12px 0 6px; }
.meter span { display: block; height: 100%; background: linear-gradient(90deg, var(--jade), var(--gold)); border-radius: inherit; }
.spec { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-top: 1px solid var(--line); font-size: 14px; }
.spec b { color: var(--pine); }
.compare-wrap { display: grid; grid-template-columns: 1.1fr .9fr; gap: 18px; }
.compare-card.dark { background: var(--pine); color: white; border-color: transparent; }
.compare-card.dark h3, .compare-card.dark .spec b { color: white; }
.compare-card.dark .spec { border-color: rgba(255,255,255,.14); }
.compare-card.dark p { color: rgba(255,255,255,.82); }
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; position: relative; }
.timeline::before {
  content: ""; position: absolute; left: 7%; right: 7%; top: 28px; height: 2px; background: #dfd3c0;
}
.step { position: relative; background: white; border: 1px solid var(--line); border-radius: 20px; padding: 16px; }
.step em { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--gold); color: #1d1402; font-style: normal; font-weight: 800; margin-bottom: 10px; }
.step strong { display: block; color: var(--pine); }
.step span { color: var(--muted); font-size: 14px; }
.news-list { display: grid; gap: 12px; margin-top: 20px; }
.news-item {
  display: grid; grid-template-columns: 168px 1fr auto; gap: 16px; align-items: center;
  padding: 10px;
}
.news-item img { height: 104px; width: 168px; object-fit: cover; border-radius: 14px; }
.news-item h3 { margin: 0 0 4px; font-size: 18px; color: var(--pine); }
.news-item p { margin: 0; color: var(--muted); }
.assure-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 22px; align-items: stretch; }
.assure-photo { position: relative; border-radius: 28px; overflow: hidden; min-height: 360px; }
.assure-photo img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.assure-photo figcaption {
  position: absolute; left: 16px; right: 16px; bottom: 16px; color: white;
  background: rgba(20,53,44,.78); border-radius: 16px; padding: 12px 14px;
}
.check { list-style: none; margin: 12px 0 0; padding: 0; display: grid; gap: 10px; }
.check li { display: flex; gap: 10px; align-items: flex-start; }
.check i { color: var(--jade); margin-top: 4px; }
.faq-list { display: grid; gap: 12px; }
.faq-item { padding: 0 18px; }
.faq-item summary {
  cursor: pointer; min-height: 68px; display: flex; align-items: center; justify-content: space-between;
  gap: 12px; font-weight: 700; color: var(--pine); list-style: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--jade-2); }
.faq-item[open] { border-color: #d7c7a4; }
.faq-item[open] summary i { transform: rotate(180deg); }
.faq-item summary i { transition: transform .2s ease; color: var(--gold); }
.faq-item p { margin: 0 0 16px; color: var(--muted); }
.cta-band {
  background:
    linear-gradient(180deg, rgba(20,53,44,.94), rgba(20,53,44,.9)),
    url("/assets/images/06c1fa00add7671b.webp") center/cover no-repeat;
  color: white;
}
.cta-band h2 { color: white; }
.cta-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 24px; align-items: start; }
.form-card h2 { font-size: 28px; }
.field { display: grid; gap: 6px; margin-bottom: 12px; }
.field label { font-weight: 600; color: var(--pine); font-size: 14px; }
.check-line { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--muted); margin: 8px 0 14px; }
.note {
  margin-top: 12px; background: var(--mint); color: var(--pine); border-radius: 16px; padding: 12px 14px; font-weight: 600;
}
.site-footer { background: var(--pine); color: rgba(255,255,255,.8); padding: 48px 0 22px; }
.foot-grid { display: grid; grid-template-columns: 1.3fr .8fr .9fr; gap: 24px; }
.site-footer a { color: rgba(255,255,255,.82); }
.site-footer a:hover, .site-footer a:focus-visible { color: var(--gold-2); }
.site-footer p { margin: 6px 0; }
.legal {
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  margin-top: 26px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.12); font-size: 14px;
}
.crumb { color: rgba(255,255,255,.75); font-size: 14px; font-weight: 600; }
.crumb a { color: var(--gold-2); }
@media (max-width: 1024px) {
  .nav-top { grid-template-columns: 1fr auto; }
  .search-shell { grid-column: 1 / -1; }
  .offer-lead, .compare-wrap, .assure-grid, .cta-grid, .ring-box { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 1fr 1fr; }
  .timeline::before { display: none; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .menu-btn { display: grid; place-items: center; }
  .nav-row { display: none; padding-bottom: 14px; }
  .nav-row.is-open { display: flex; flex-direction: column; align-items: stretch; }
  .nav-row a { background: white; }
  .ver-pill { display: none; }
  .news-item { grid-template-columns: 1fr; }
  .news-item img { width: 100%; height: 180px; }
  .panel-head { flex-direction: column; align-items: start; }
  .offer-hero { padding-top: 36px; }
}
@media (max-width: 520px) {
  .wrap { width: min(1120px, calc(100% - 20px)); }
  .timeline, .foot-grid { grid-template-columns: 1fr; }
  .hero-actions .btn, .form-card .btn { width: 100%; }
  .logo span { font-size: 14px; }
  .offer-hero h1 { font-size: 34px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .ring-value, .faq-item summary i { transition: none; }
}

/* roulang page: category7 */
:root {
  --pine: #14352c;
  --pine-2: #1e4d40;
  --jade: #1c7d64;
  --jade-2: #146352;
  --mint: #e7f4ef;
  --gold: #c88812;
  --gold-2: #f3d48a;
  --ink: #1b2430;
  --muted: #5d6b72;
  --paper: #f6f3ec;
  --card: #ffffff;
  --line: #e5ddd0;
  --shadow: 0 16px 40px rgba(20, 53, 44, .1);
  --radius: 22px;
  --space: clamp(56px, 7vw, 92px);
}
/* roulang page: category7 */
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Be Vietnam Pro", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; }
a { color: inherit; text-decoration: none; }
.wrap { width: min(1180px, calc(100% - 32px)); margin-inline: auto; }
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255,252,247,.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(20,53,44,.08);
  box-shadow: 0 8px 24px rgba(20,53,44,.04);
}
.nav-top {
  display: grid;
  grid-template-columns: 240px minmax(0,1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 14px 0 8px;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-weight: 800; letter-spacing: -.03em; color: var(--pine); line-height: 1.15;
}
.logo-mark {
  width: 42px; height: 42px; border-radius: 14px;
  display: grid; place-items: center;
  background: linear-gradient(145deg, var(--jade), var(--pine));
  color: white; box-shadow: var(--shadow); flex: 0 0 auto;
}
.logo small { display: block; font-weight: 600; color: var(--gold); letter-spacing: .08em; font-size: 11px; }
.search-shell { position: relative; }
.search-shell i {
  position: absolute; left: 18px; top: 50%; transform: translateY(-50%);
  color: var(--jade); z-index: 1;
}
.search-shell input, .hero-search input, .sub-form input, .sub-form select, .sub-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: white;
  border-radius: 999px;
  min-height: 52px;
  padding: 0 18px 0 48px;
  color: var(--ink);
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}
.sub-form textarea { border-radius: 18px; min-height: 120px; padding: 14px 16px; resize: vertical; }
.sub-form select { padding-left: 18px; appearance: none; }
.search-shell input:focus, .hero-search input:focus, .sub-form input:focus, .sub-form select:focus, .sub-form textarea:focus {
  border-color: var(--jade);
  box-shadow: 0 0 0 4px rgba(28,125,100,.15);
}
.search-pop {
  position: absolute; left: 0; right: 0; top: calc(100% + 8px);
  background: white; border: 1px solid var(--line); border-radius: 18px;
  box-shadow: var(--shadow); padding: 8px; display: none; z-index: 30;
}
.search-pop.is-on { display: grid; gap: 4px; }
.search-pop button {
  text-align: left; border: 0; background: transparent; border-radius: 12px;
  padding: 10px 12px; cursor: pointer; color: var(--pine); font-weight: 600;
}
.search-pop button:hover, .search-pop button:focus-visible { background: var(--mint); }
.ver-pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--pine); color: white; border-radius: 999px;
  padding: 10px 14px; font-size: 13px; font-weight: 600; white-space: nowrap;
}
.nav-row { display: flex; justify-content: center; gap: 6px; padding: 4px 0 12px; flex-wrap: wrap; }
.nav-row a {
  padding: 8px 12px; border-radius: 999px; color: var(--pine-2);
  font-weight: 600; font-size: 14px; transition: .2s ease;
}
.nav-row a:hover, .nav-row a:focus-visible { background: var(--mint); color: var(--jade-2); }
.nav-row a.is-active { background: var(--pine); color: white; }
.menu-btn {
  display: none; width: 46px; height: 46px; border-radius: 14px;
  border: 1px solid var(--line); background: white; color: var(--pine); cursor: pointer;
}
.menu-btn[aria-expanded="true"] { background: var(--pine); color: white; }
main { overflow: clip; }
.section { padding: var(--space) 0; }
.section h2 { font-size: clamp(28px, 3vw, 40px); line-height: 1.2; letter-spacing: -.03em; color: var(--pine); margin: 0; }
.kicker { color: var(--gold); font-weight: 700; letter-spacing: .08em; text-transform: uppercase; font-size: 12px; margin: 0 0 8px; }
.lede { color: var(--muted); margin: 12px 0 0; }
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.chip, .badge {
  display: inline-flex; align-items: center; gap: 8px;
  border-radius: 999px; padding: 8px 14px; font-weight: 600; font-size: 14px;
  border: 1px solid transparent; transition: .2s ease;
}
.chip { background: rgba(255,255,255,.14); color: white; border-color: rgba(255,255,255,.22); }
.chip:hover, .chip:focus-visible { background: white; color: var(--pine); }
.badge { background: var(--mint); color: var(--jade-2); }
.badge-gold { background: #fff6e4; color: #8a5a08; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 18px; border-radius: 999px; border: 1px solid transparent;
  font-weight: 700; cursor: pointer; transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn:focus-visible { outline: 3px solid var(--gold-2); outline-offset: 2px; }
.btn-gold { background: var(--gold); color: #1d1402; box-shadow: 0 10px 24px rgba(200,136,18,.28); }
.btn-gold:hover { background: #dd9b1d; }
.btn-line { background: transparent; color: white; border-color: rgba(255,255,255,.45); }
.btn-line:hover { background: white; color: var(--pine); }
.btn-pine { background: var(--pine); color: white; }
.btn-pine:hover { background: var(--jade-2); }
.btn-ghost { background: white; color: var(--pine); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--jade); color: var(--jade-2); }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; padding: 22px; }
.metric-card {
  background: white; border: 1px solid var(--line); border-radius: 18px; padding: 16px 16px 18px;
  box-shadow: 0 8px 20px rgba(20,53,44,.04);
}
.metric-card strong { display: block; font-size: 28px; letter-spacing: -.04em; color: var(--pine); line-height: 1.1; }
.metric-card span { color: var(--muted); font-size: 14px; }
.support-hero {
  position: relative;
  background:
    linear-gradient(100deg, rgba(20,53,44,.92) 0%, rgba(20,53,44,.72) 48%, rgba(20,53,44,.45) 100%),
    url("/assets/images/b6b58a71c669f473.webp") center/cover no-repeat;
  color: white;
  padding: 64px 0 108px;
}
.support-hero h1 { font-size: clamp(36px, 5vw, 64px); line-height: 1.08; letter-spacing: -.045em; margin: 0; max-width: 740px; }
.support-hero .lede { color: rgba(255,255,255,.88); max-width: 680px; font-size: 17px; }
.crumb { display: flex; gap: 8px; align-items: center; font-size: 13px; color: rgba(255,255,255,.78); margin-bottom: 14px; }
.crumb a { color: var(--gold-2); }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 28px; align-items: center; }
.hero-actions { display: flex; gap: 12px; margin-top: 22px; flex-wrap: wrap; }
.qual-card {
  background: rgba(255,252,247,.96); color: var(--ink);
  border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow);
}
.qual-card h2 { font-size: 26px; }
.qual-list { list-style: none; margin: 14px 0 0; padding: 0; display: grid; gap: 10px; }
.qual-list li {
  display: grid; grid-template-columns: 28px 1fr; gap: 10px; align-items: start;
  background: var(--mint); border-radius: 14px; padding: 10px 12px;
}
.qual-list i { color: var(--jade); margin-top: 3px; }
.qual-note { margin: 14px 0 0; color: var(--muted); font-size: 14px; }
.metric-wrap { margin-top: -72px; position: relative; z-index: 2; padding-top: 0; }
.board {
  background: white; border: 1px solid var(--line); border-radius: 28px;
  box-shadow: var(--shadow);
}
.desk-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 22px; align-items: stretch; margin-top: 22px; }
.desk-photo { position: relative; min-height: 420px; border-radius: 28px; overflow: hidden; }
.desk-photo img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.desk-photo figcaption {
  position: absolute; left: 16px; right: 16px; bottom: 16px;
  background: rgba(20,53,44,.88); color: white; border-radius: 16px; padding: 14px 16px;
}
.desk-rows { display: grid; gap: 12px; }
.desk-row {
  display: grid; grid-template-columns: 64px 1fr auto; gap: 14px; align-items: center;
  background: white; border: 1px solid var(--line); border-radius: 18px; padding: 14px;
  transition: .2s ease;
}
.desk-row:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: #cfe3db; }
.desk-ico {
  width: 64px; height: 64px; border-radius: 16px; display: grid; place-items: center;
  background: var(--mint); color: var(--jade-2); font-size: 22px;
}
.desk-row h3 { margin: 0; font-size: 18px; color: var(--pine); }
.desk-row p { margin: 2px 0 0; color: var(--muted); font-size: 14px; }
.compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 22px; }
.compare-pane { border-radius: 28px; padding: 28px; min-height: 320px; }
.compare-pane.dim { background: #efe8dc; border: 1px solid var(--line); }
.compare-pane.live { background: var(--pine); color: white; }
.compare-pane h3 { margin: 8px 0 0; font-size: 28px; letter-spacing: -.03em; }
.compare-pane ul { margin: 16px 0 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.compare-pane li { display: flex; gap: 10px; align-items: flex-start; }
.band-mint { background: var(--mint); }
.band-white { background: white; }
.timeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin-top: 22px; }
.mile {
  background: white; border: 1px solid var(--line); border-radius: 20px; padding: 16px;
  position: relative; min-height: 180px;
}
.mile em { font-style: normal; color: var(--gold); font-weight: 800; font-size: 13px; letter-spacing: .04em; }
.mile h3 { margin: 8px 0; font-size: 18px; color: var(--pine); }
.mile p { margin: 0; color: var(--muted); font-size: 14px; }
.bar { height: 8px; background: #efe8dc; border-radius: 999px; overflow: hidden; margin-top: 12px; }
.bar span { display: block; height: 100%; background: linear-gradient(90deg, var(--jade), var(--gold)); border-radius: inherit; }
.news-list { display: grid; gap: 12px; margin-top: 20px; }
.news-item {
  display: grid; grid-template-columns: 168px 1fr auto; gap: 16px; align-items: center;
  background: white; border-radius: 20px; padding: 10px; border: 1px solid var(--line);
  transition: .2s ease;
}
.news-item:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.news-item img { height: 104px; width: 168px; object-fit: cover; border-radius: 14px; }
.news-item h3 { margin: 0; font-size: 18px; color: var(--pine); }
.news-item p { margin: 4px 0 0; color: var(--muted); }
.stamp { color: var(--jade-2); font-weight: 700; font-size: 13px; white-space: nowrap; }
.guarantee {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 22px; align-items: center;
}
.guarantee img { width: 100%; height: 360px; object-fit: cover; border-radius: 28px; }
.promise { display: grid; gap: 10px; margin-top: 16px; }
.promise li { list-style: none; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); border-radius: 16px; padding: 12px 14px; }
.dark-band { background: var(--pine); color: white; }
.dark-band h2, .dark-band .lede { color: white; }
.dark-band .lede { color: rgba(255,255,255,.8); }
.qa-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 20px; }
.qa-item { background: white; border: 1px solid var(--line); border-radius: 20px; padding: 18px; }
.qa-item b { display: block; color: var(--gold); font-size: 13px; letter-spacing: .06em; }
.qa-item h3 { margin: 6px 0; font-size: 20px; color: var(--pine); }
.qa-item p { margin: 0; color: var(--muted); }
.faq-list { display: grid; gap: 10px; margin-top: 18px; }
.faq-item { background: white; border: 1px solid var(--line); border-radius: 18px; padding: 0 16px; }
.faq-item summary { cursor: pointer; font-weight: 700; color: var(--pine); min-height: 58px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:focus-visible { outline: 3px solid var(--gold-2); outline-offset: 3px; }
.faq-item p { margin: 0 0 16px; color: var(--muted); }
.faq-item[open] { box-shadow: var(--shadow); border-color: #cfe3db; }
.form-shell { display: grid; grid-template-columns: .8fr 1.2fr; gap: 22px; align-items: start; }
.form-aside { background: var(--pine); color: white; border-radius: 28px; padding: 24px; }
.form-aside h2 { color: white; font-size: 32px; }
.sub-form { background: white; border: 1px solid var(--line); border-radius: 28px; padding: 22px; box-shadow: var(--shadow); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.field { display: grid; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field span { font-weight: 600; color: var(--pine); font-size: 14px; }
.checkline { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--muted); }
.checkline input { margin-top: 4px; accent-color: var(--jade); }
.form-msg { min-height: 24px; margin: 10px 0 0; font-weight: 700; color: var(--jade-2); }
.site-footer { background: var(--pine); color: rgba(255,255,255,.82); padding: 48px 0 28px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 28px; }
.site-footer a { color: var(--gold-2); }
.site-footer a:hover, .site-footer a:focus-visible { color: white; }
.site-footer p { margin: 6px 0; }
.legal {
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  margin-top: 28px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.12); font-size: 14px;
}
@media (max-width: 1024px) {
  .nav-top { grid-template-columns: 1fr auto; }
  .search-shell { grid-column: 1 / -1; }
  .hero-grid, .desk-layout, .guarantee, .form-shell, .compare-grid, .qa-grid { grid-template-columns: 1fr; }
  .metric-grid, .timeline { grid-template-columns: repeat(2, 1fr); }
  .desk-photo { min-height: 280px; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .menu-btn { display: inline-grid; place-items: center; }
  .nav-row { display: none; flex-direction: column; align-items: stretch; padding-bottom: 14px; }
  .nav-row.is-open { display: flex; }
  .ver-pill { display: none; }
  .news-item { grid-template-columns: 112px 1fr; }
  .news-item .stamp { grid-column: 2; }
  .support-hero { padding-top: 42px; }
}
@media (max-width: 520px) {
  .wrap { width: min(1180px, calc(100% - 20px)); }
  .logo { font-size: 14px; }
  .logo-mark { width: 36px; height: 36px; }
  .metric-grid, .timeline, .form-grid, .foot-grid { grid-template-columns: 1fr; }
  .news-item, .desk-row { grid-template-columns: 1fr; }
  .news-item img { width: 100%; height: 160px; }
  .hero-actions .btn, .sub-form .btn { width: 100%; }
  .desk-photo { min-height: 220px; }
}