/* roulang page: index */
:root {
  --ink: #14242b;
  --muted: #5d6d72;
  --bg: #f3f6f4;
  --paper: #ffffff;
  --mist: #e7f1ec;
  --line: #d5e2db;
  --brand: #0f7a62;
  --brand-deep: #08343a;
  --brand-soft: #d9efe6;
  --accent: #e2a322;
  --accent-ink: #3d2a04;
  --heat: #b6402b;
  --shadow: 0 18px 44px rgba(8, 36, 42, .10);
  --shadow-sm: 0 8px 22px rgba(8, 36, 42, .08);
  --radius: 22px;
  --radius-sm: 14px;
  --space: 78px;
  --font: "Be Vietnam Pro", "Segoe UI", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  font-size: 16.5px;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
button, input { font-family: inherit; }
p { margin: 0 0 12px; }
h1, h2, h3, h4 { line-height: 1.18; letter-spacing: -.02em; font-weight: 800; margin: 0 0 12px; }
.skip {
  position: absolute; left: 12px; top: -40px; background: var(--accent); color: var(--accent-ink);
  padding: 8px 12px; border-radius: 8px; z-index: 20;
}
.skip:focus { top: 8px; }
.wrap { width: min(1140px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(8,36,42,.04);
}
.nav-shell { min-height: 78px; }
.brand { display: flex; align-items: center; gap: 10px; min-width: 210px; }
.brand-badge {
  width: 42px; height: 42px; border-radius: 13px;
  display: grid; place-items: center;
  background: var(--brand-deep); color: var(--accent);
  font-weight: 800; box-shadow: inset 0 0 0 2px rgba(226,163,34,.45);
}
.brand strong { display: block; font-size: 14.5px; line-height: 1.2; max-width: 168px; }
.brand small { display: block; color: var(--muted); font-size: 12px; font-weight: 600; }
.navbar-toggler {
  width: 46px; height: 46px; border-radius: 12px;
  border: 1px solid var(--line) !important; background: #fff !important;
  display: none; align-items: center; justify-content: center; gap: 5px; flex-direction: column;
}
.navbar-toggler span { display: block; width: 18px; height: 2px; background: var(--brand-deep); border-radius: 2px; }
.navbar-nav { gap: 2px; align-items: center; }
.nav-link {
  color: var(--ink) !important; font-weight: 650; font-size: 14.5px;
  padding: 8px 10px !important; border-radius: 999px; position: relative;
}
.nav-link:hover, .nav-link:focus-visible { background: var(--mist); color: var(--brand) !important; }
.nav-link.active { background: var(--brand-deep); color: #fff !important; }
.has-drop { position: relative; }
.drop-panel {
  position: absolute; top: calc(100% + 8px); left: 0; width: 280px;
  background: #fff; border: 1px solid var(--line); border-radius: 16px;
  box-shadow: var(--shadow); padding: 10px; opacity: 0; visibility: hidden;
  transform: translateY(8px); transition: .2s ease; z-index: 30;
}
.has-drop:hover .drop-panel, .has-drop:focus-within .drop-panel { opacity: 1; visibility: visible; transform: none; }
.drop-panel a {
  display: flex; justify-content: space-between; gap: 8px; align-items: center;
  padding: 10px 12px; border-radius: 12px; font-weight: 600; font-size: 14px;
}
.drop-panel a:hover, .drop-panel a:focus-visible { background: var(--mist); }
.drop-panel em { font-style: normal; color: var(--heat); font-size: 11px; font-weight: 800; }
.nav-item:nth-last-child(-n+2) .drop-panel { left: auto; right: 0; }
.band { padding: var(--space) 0; position: relative; }
.band-tight { padding: 22px 0; }
.band-paper { background: var(--paper); }
.band-mist { background: linear-gradient(180deg, #eef6f2, #f7faf8); }
.band-dark { background: var(--brand-deep); color: #e9f4f1; }
.band-dark .muted, .band-dark p { color: #c9ddd7; }
.kicker {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--brand); font-weight: 800; font-size: 13px; letter-spacing: .04em;
  text-transform: uppercase; margin-bottom: 10px;
}
.band-dark .kicker { color: var(--accent); }
.lead { font-size: 17.5px; color: var(--muted); max-width: 680px; }
.hero {
  background:
    linear-gradient(100deg, rgba(6,26,30,.88), rgba(8,52,58,.72)),
    url("/assets/images/b7b35619a1e29c41.jpg") center/cover no-repeat;
  color: #f4fbf8; padding: 34px 0 64px;
}
.flashbar {
  display: flex; justify-content: space-between; gap: 16px; align-items: center;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16);
  border-left: 4px solid var(--accent); border-radius: 14px; padding: 10px 14px; margin-bottom: 28px;
}
.flashbar strong { font-size: 14px; }
.flashbar span { color: #f2d48a; font-size: 13px; font-weight: 700; }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 36px; align-items: center; }
.hero h1 { font-size: clamp(34px, 4.6vw, 56px); color: #fff; max-width: 640px; }
.hero .lead { color: #d5e7e2; }
.watch { display: flex; gap: 10px; margin: 18px 0; }
.watch div {
  min-width: 74px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14);
  border-radius: 16px; text-align: center; padding: 8px 6px;
}
.watch b { display: block; font-size: 28px; font-variant-numeric: tabular-nums; color: #fff; }
.watch small { color: #f2d48a; font-weight: 700; }
.hl { margin: 14px 0 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.hl li { display: flex; gap: 10px; align-items: flex-start; color: #e7f4f0; }
.hl i { color: var(--accent); margin-top: 4px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.btn-main, .btn-ghost, .btn-line {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 18px; border-radius: 999px; font-weight: 800;
  border: 1px solid transparent; transition: .2s ease; cursor: pointer;
}
.btn-main { background: var(--accent); color: var(--accent-ink); box-shadow: 0 10px 24px rgba(226,163,34,.28); }
.btn-main:hover, .btn-main:focus-visible { transform: translateY(-2px); background: #f0b73a; }
.btn-main:active { transform: translateY(0); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }
.btn-ghost:hover, .btn-ghost:focus-visible { background: #fff; color: var(--brand-deep); }
.btn-line { background: #fff; color: var(--brand-deep); border-color: var(--line); }
.btn-line:hover, .btn-line:focus-visible { border-color: var(--brand); color: var(--brand); box-shadow: var(--shadow-sm); }
.btn-main:focus-visible, .btn-ghost:focus-visible, .btn-line:focus-visible, a:focus-visible, input:focus-visible {
  outline: 3px solid var(--accent); outline-offset: 2px;
}
.product {
  background: #fff; color: var(--ink); border-radius: 28px; overflow: hidden;
  box-shadow: 0 24px 60px rgba(0,0,0,.28); border: 1px solid rgba(255,255,255,.2);
}
.product img { width: 100%; height: 210px; object-fit: cover; }
.product-body { padding: 18px 18px 20px; }
.badge-hot, .pill {
  display: inline-flex; align-items: center; gap: 6px;
  background: #fde8e2; color: var(--heat); border-radius: 999px;
  font-size: 12px; font-weight: 800; padding: 4px 10px;
}
.pill { background: var(--brand-soft); color: var(--brand-deep); }
.price { display: flex; align-items: baseline; gap: 8px; margin: 8px 0; }
.price b { font-size: 32px; color: var(--brand); }
.price s { color: var(--muted); font-weight: 600; }
.guard { display: grid; grid-template-columns: repeat(4, 1fr); background: #fff; }
.guard article { padding: 22px 18px; display: flex; gap: 12px; align-items: flex-start; border-right: 1px solid var(--line); }
.guard article:last-child { border-right: 0; }
.guard i {
  width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center;
  background: var(--mist); color: var(--brand); flex: 0 0 auto;
}
.guard h3 { font-size: 16px; margin-bottom: 4px; }
.guard p, .mini { color: var(--muted); font-size: 14px; margin: 0; }
.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 42px; align-items: center; }
.split img, .frame img { width: 100%; height: 100%; object-fit: cover; }
.frame { border-radius: 28px; overflow: hidden; min-height: 360px; box-shadow: var(--shadow); border: 1px solid var(--line); }
.pain { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.pain li {
  display: grid; grid-template-columns: 64px 1fr; gap: 14px;
  background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 16px 16px;
}
.pain b {
  width: 64px; height: 64px; border-radius: 16px; display: grid; place-items: center;
  background: var(--brand-deep); color: var(--accent); font-size: 20px;
}
.fix { margin: 6px 0 0; color: var(--brand); font-weight: 700; }
.bento { display: grid; grid-template-columns: 1.35fr .9fr; grid-template-rows: auto auto; gap: 16px; }
.tile {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px; box-shadow: var(--shadow-sm);
}
.tile.photo { padding: 0; overflow: hidden; min-height: 280px; position: relative; }
.tile.photo img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.tile.photo div {
  position: absolute; left: 14px; right: 14px; bottom: 14px;
  background: rgba(8,40,44,.82); color: #fff; border-radius: 16px; padding: 14px;
}
.tile h3 { font-size: 20px; }
.wide { grid-column: 1 / -1; display: grid; grid-template-columns: 1.2fr .8fr; gap: 18px; align-items: center; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 28px; }
.step { padding: 8px 22px 0 0; position: relative; }
.step::before {
  content: ""; position: absolute; left: 18px; right: 0; top: 18px; height: 2px; background: rgba(226,163,34,.45);
}
.step:last-child::before { display: none; }
.num {
  width: 38px; height: 38px; border-radius: 50%; background: var(--accent); color: var(--accent-ink);
  display: grid; place-items: center; font-weight: 800; position: relative; z-index: 1;
}
.os-dock { display: flex; border: 1px solid var(--line); border-radius: 24px; overflow: hidden; background: #fff; }
.os-dock article { flex: 1; padding: 26px 22px; border-right: 1px solid var(--line); }
.os-dock article:last-child { border: 0; }
.os-dock article:first-child { flex: 1.25; background: var(--mist); }
.os-dock i { font-size: 26px; color: var(--brand); }
.result-row { display: grid; gap: 12px; }
.result-row article {
  display: grid; grid-template-columns: 160px 1fr 1fr; gap: 16px; align-items: center;
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); border-radius: 16px; padding: 14px 16px;
}
.result-row strong { color: var(--accent); }
.quote-wall { display: grid; grid-template-columns: 1.2fr .8fr; gap: 16px; }
blockquote {
  margin: 0; background: #fff; border-radius: 22px; padding: 22px;
  border: 1px solid var(--line); box-shadow: var(--shadow-sm);
}
.quote-wide { grid-row: span 2; background: var(--brand-deep); color: #f3faf7; }
.quote-wide cite, blockquote cite { display: block; margin-top: 14px; font-style: normal; font-weight: 800; color: var(--brand); }
.quote-wide cite { color: var(--accent); }
.who { display: grid; gap: 12px; }
.who article {
  display: grid; grid-template-columns: 86px 1fr; gap: 14px; align-items: center;
  padding: 12px 0; border-bottom: 1px solid var(--line);
}
.who span { font-weight: 800; color: var(--brand); }
.spec { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 1px solid var(--line); border-radius: 22px; overflow: hidden; background: #fff; }
.spec div { padding: 18px 20px; border-bottom: 1px solid var(--line); border-right: 1px solid var(--line); }
.spec div:nth-child(2n) { border-right: 0; }
.spec strong { display: block; }
.news { display: grid; gap: 14px; }
.news article {
  display: grid; grid-template-columns: 168px 1fr; gap: 16px; align-items: center;
  background: #fff; border-radius: 18px; overflow: hidden; border: 1px solid var(--line);
}
.news img { width: 168px; height: 120px; object-fit: cover; }
.news h3 { font-size: 18px; margin-bottom: 4px; }
.more { margin-top: 16px; }
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.metrics article { padding: 8px 10px; }
.metrics b { display: block; font-size: clamp(32px, 4vw, 48px); color: var(--accent); line-height: 1; }
.rail { border-left: 3px solid var(--brand); margin-left: 10px; display: grid; gap: 18px; }
.rail article { padding-left: 22px; position: relative; }
.rail article::before {
  content: ""; width: 14px; height: 14px; border-radius: 50%; background: var(--accent);
  position: absolute; left: -9px; top: 6px; box-shadow: 0 0 0 4px #fff;
}
.secure-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; align-items: center; }
.secure-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.secure-list article { background: rgba(255,255,255,.05); border-radius: 16px; padding: 16px; border: 1px solid rgba(255,255,255,.08); }
.dir { display: grid; gap: 10px; }
.dir a {
  display: grid; grid-template-columns: 58px 1fr auto; gap: 12px; align-items: center;
  background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 14px 16px;
  transition: .2s ease;
}
.dir a:hover, .dir a:focus-visible { transform: translateX(4px); border-color: var(--brand); box-shadow: var(--shadow-sm); }
.dir em { font-style: normal; font-weight: 800; color: var(--brand); }
.cta {
  background:
    linear-gradient(100deg, rgba(8,32,36,.9), rgba(15,90,74,.78)),
    url("/assets/images/f0580e23230de3fe.jpg") center/cover no-repeat;
  color: #fff; border-radius: 30px; padding: 36px;
  display: flex; justify-content: space-between; gap: 20px; align-items: center;
}
.cta h2 { color: #fff; max-width: 640px; }
.site-footer { background: #071f24; color: #d5e4df; padding: 42px 0 22px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 24px; }
.site-footer a { color: #f2d48a; font-weight: 700; }
.site-footer a:hover { color: #fff; }
.legal { border-top: 1px solid rgba(255,255,255,.08); margin-top: 22px; padding-top: 14px; color: #9eb4ae; font-size: 14px; }
.split-head { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 22px; }
.split-head p { max-width: 460px; }
@media (max-width: 1100px) {
  .navbar-toggler { display: inline-flex !important; }
  .navbar-collapse { display: none !important; background: #fff; border-top: 1px solid var(--line); }
  .navbar-collapse.show { display: block !important; padding: 8px 0 16px; }
  .navbar-nav { align-items: stretch; }
  .nav-link { border-radius: 12px; }
  .drop-panel { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: 0; width: auto; padding: 0 0 8px 12px; }
  .hero-grid, .split, .bento, .wide, .quote-wall, .secure-grid, .foot-grid { grid-template-columns: 1fr; }
  .tile.photo { min-height: 240px; }
  .steps, .guard, .metrics, .spec, .secure-list { grid-template-columns: 1fr 1fr; }
  .os-dock { flex-direction: column; }
  .os-dock article { border-right: 0; border-bottom: 1px solid var(--line); }
  .result-row article { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  :root { --space: 56px; }
  .flashbar, .cta, .split-head { flex-direction: column; align-items: flex-start; }
  .guard, .steps, .metrics, .spec, .secure-list { grid-template-columns: 1fr; }
  .guard article { border-right: 0; border-bottom: 1px solid var(--line); }
  .news article, .pain li, .who article, .dir a { grid-template-columns: 1fr; }
  .news img { width: 100%; height: 180px; }
  .spec div { border-right: 0; }
  .cta { padding: 24px; }
  .hero { padding-top: 18px; }
}
@media (max-width: 520px) {
  .wrap { width: min(100% - 20px, 1140px); }
  .watch div { min-width: 64px; }
  .brand strong { max-width: 140px; font-size: 13px; }
  .btn-row .btn-main, .btn-row .btn-ghost, .cta .btn-main { width: 100%; }
  h1 { font-size: 32px; }
}

/* roulang page: category2 */
:root {
 --ink: #14242b;
 --muted: #5d6d72;
 --bg: #f3f6f4;
 --paper: #ffffff;
 --mist: #e7f1ec;
 --line: #d5e2db;
 --brand: #0f7a62;
 --brand-deep: #08343a;
 --brand-soft: #d9efe6;
 --accent: #e2a322;
 --accent-ink: #3d2a04;
 --heat: #b6402b;
 --shadow: 0 18px 44px rgba(8, 36, 42, .10);
 --shadow-sm: 0 8px 22px rgba(8, 36, 42, .08);
 --radius: 22px;
 --radius-sm: 14px;
 --space: 78px;
 --font: "Be Vietnam Pro", "Segoe UI", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 font-family: var(--font);
 color: var(--ink);
 background: var(--bg);
 line-height: 1.7;
 font-size: 16.5px;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
button, input { font-family: inherit; }
p { margin: 0 0 12px; }
h1, h2, h3, h4 { line-height: 1.25; letter-spacing: -.02em; margin: 0 0 12px; color: var(--ink); }
.wrap { width: min(1140px, calc(100% - 32px)); margin-inline: auto; }
.container.wrap { width: 100%; max-width: 1140px; }
.site-header {
 position: sticky; top: 0; z-index: 40;
 background: rgba(255,255,255,.94);
 backdrop-filter: blur(14px);
 border-bottom: 1px solid var(--line);
 box-shadow: 0 8px 24px rgba(8,36,42,.04);
}
.nav-shell { min-height: 78px; }
.brand { display: flex; align-items: center; gap: 10px; min-width: 210px; color: var(--ink); }
.brand-badge {
 width: 42px; height: 42px; border-radius: 13px;
 display: grid; place-items: center;
 background: var(--brand-deep); color: var(--accent);
 font-weight: 800; box-shadow: inset 0 0 0 2px rgba(226,163,34,.45);
}
.brand strong { display: block; font-size: 14.5px; line-height: 1.2; max-width: 168px; }
.brand small { display: block; color: var(--muted); font-size: 12px; font-weight: 600; }
.navbar-toggler {
 width: 46px; height: 46px; border-radius: 12px;
 border: 1px solid var(--line) !important; background: #fff !important;
 display: none; align-items: center; justify-content: center; gap: 5px; flex-direction: column;
 padding: 0;
}
.navbar-toggler span { display: block; width: 18px; height: 2px; background: var(--brand-deep); border-radius: 2px; }
.navbar-nav { gap: 2px; align-items: center; }
.nav-link {
 color: var(--ink) !important; font-weight: 650; font-size: 14.5px;
 padding: 8px 10px !important; border-radius: 999px; position: relative;
}
.nav-link:hover, .nav-link:focus-visible { background: var(--mist); color: var(--brand) !important; }
.nav-link.active { background: var(--brand-deep); color: #fff !important; }
.has-drop { position: relative; }
.has-drop > .nav-link::after {
 content: "";
 display: inline-block;
 margin-left: 6px;
 border: 4px solid transparent;
 border-top-color: currentColor;
 vertical-align: middle;
}
.drop-panel {
 position: absolute; top: calc(100% + 8px); left: 0; min-width: 230px;
 background: #fff; border: 1px solid var(--line); border-radius: 16px;
 padding: 8px; box-shadow: var(--shadow); z-index: 30;
 opacity: 0; visibility: hidden; transform: translateY(8px);
 transition: .2s ease;
}
.has-drop:hover .drop-panel, .has-drop:focus-within .drop-panel {
 opacity: 1; visibility: visible; transform: none;
}
.drop-panel a {
 display: flex; justify-content: space-between; gap: 8px; align-items: center;
 padding: 10px 12px; border-radius: 12px; font-weight: 600; font-size: 14px; color: var(--ink);
}
.drop-panel a:hover, .drop-panel a:focus-visible { background: var(--mist); color: var(--brand); }
.drop-panel em {
 font-style: normal; background: #fde8e2; color: var(--heat);
 border-radius: 999px; font-size: 11px; font-weight: 800; padding: 2px 7px;
}
.nav-item:nth-last-child(-n+2) .drop-panel { left: auto; right: 0; }
.lead { font-size: 17.5px; color: var(--muted); max-width: 680px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.btn-main, .btn-ghost, .btn-line {
 display: inline-flex; align-items: center; justify-content: center; gap: 8px;
 min-height: 48px; padding: 0 18px; border-radius: 999px; font-weight: 800;
 border: 1px solid transparent; transition: .2s ease; cursor: pointer;
}
.btn-main { background: var(--accent); color: var(--accent-ink); box-shadow: 0 10px 24px rgba(226,163,34,.28); }
.btn-main:hover, .btn-main:focus-visible { transform: translateY(-2px); background: #f0b73a; color: var(--accent-ink); }
.btn-main:active { transform: translateY(0); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }
.btn-ghost:hover, .btn-ghost:focus-visible { background: #fff; color: var(--brand-deep); }
.btn-line { background: #fff; color: var(--brand-deep); border-color: var(--line); }
.btn-line:hover, .btn-line:focus-visible { border-color: var(--brand); color: var(--brand); box-shadow: var(--shadow-sm); }
.btn-main:focus-visible, .btn-ghost:focus-visible, .btn-line:focus-visible, a:focus-visible, input:focus-visible, button:focus-visible {
 outline: 3px solid var(--accent); outline-offset: 2px;
}
.pill, .badge-hot {
 display: inline-flex; align-items: center; gap: 6px;
 background: var(--brand-soft); color: var(--brand-deep); border-radius: 999px;
 font-size: 12px; font-weight: 800; padding: 4px 10px;
}
.badge-hot { background: #fde8e2; color: var(--heat); }
.kicker {
 display: inline-flex; align-items: center; gap: 8px;
 color: var(--brand); font-weight: 800; font-size: 13px;
 letter-spacing: .04em; text-transform: uppercase; margin-bottom: 10px;
}
.section { padding: var(--space) 0; }
.section-head { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 26px; }
.section-head p { max-width: 460px; color: var(--muted); margin: 0; }
.band-mist { background: var(--mist); }
.band-paper { background: var(--paper); }
.band-dark { background: var(--brand-deep); color: #e7f4f0; }
.band-dark h2, .band-dark h3 { color: #fff; }
.band-dark .muted, .band-dark p { color: #c9ddd7; }
.page-head { padding: 42px 0 20px; }
.head-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 34px; align-items: center; }
.page-head h1 { font-size: clamp(34px, 4.4vw, 54px); max-width: 680px; }
.crumb { display: flex; gap: 8px; align-items: center; color: var(--muted); font-size: 14px; font-weight: 600; margin-bottom: 14px; }
.crumb a { color: var(--brand); font-weight: 800; }
.crumb span[aria-hidden] { color: #9aada6; }
.metric-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.metric {
 background: #fff; border: 1px solid var(--line); border-radius: 16px;
 min-width: 140px; padding: 12px 14px; box-shadow: var(--shadow-sm);
}
.metric b { display: block; font-size: 22px; color: var(--brand-deep); line-height: 1.1; }
.metric span { color: var(--muted); font-size: 13px; font-weight: 600; }
.status-panel {
 background: #fff; border: 1px solid var(--line); border-radius: 28px;
 box-shadow: var(--shadow); overflow: hidden;
}
.status-panel img { width: 100%; height: 168px; object-fit: cover; }
.status-body { padding: 18px 18px 8px; }
.status-top { display: flex; justify-content: space-between; gap: 10px; align-items: center; margin-bottom: 12px; }
.status-line {
 display: grid; grid-template-columns: 42px 1fr auto; gap: 12px; align-items: center;
 padding: 12px 0; border-top: 1px solid var(--line);
}
.status-line i {
 width: 42px; height: 42px; border-radius: 13px; display: grid; place-items: center;
 background: var(--mist); color: var(--brand);
}
.status-line strong { display: block; font-size: 15px; }
.status-line small, .status-line em { color: var(--muted); font-style: normal; font-size: 13px; }
.live { color: var(--brand); font-weight: 800; font-size: 13px; }
.session-layout { display: grid; grid-template-columns: .78fr 1.22fr; gap: 36px; align-items: start; }
.timeline { display: grid; }
.timeline article {
 display: grid; grid-template-columns: 92px 18px 1fr; gap: 14px;
 padding-bottom: 18px;
}
.time-mark { font-weight: 800; color: var(--brand-deep); font-size: 14px; padding-top: 2px; }
.rail { position: relative; }
.rail::before {
 content: ""; position: absolute; left: 7px; top: 8px; bottom: -18px; width: 2px; background: var(--line);
}
.timeline article:last-child .rail::before { display: none; }
.rail i {
 width: 16px; height: 16px; border-radius: 50%; display: block; position: relative; z-index: 1;
 background: #fff; border: 4px solid var(--brand);
}
.timeline article.off .rail i { border-color: #b7c7c0; }
.timeline article.alert .rail i { border-color: var(--heat); }
.time-card {
 background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 14px 16px;
 box-shadow: var(--shadow-sm);
}
.time-card h3 { font-size: 18px; margin-bottom: 4px; }
.time-card p { margin: 0; color: var(--muted); }
.device-stack { display: grid; gap: 16px; }
.device-row {
 display: grid; grid-template-columns: 280px 1fr; gap: 0; align-items: stretch;
 background: #fff; border: 1px solid var(--line); border-radius: 24px; overflow: hidden;
 box-shadow: var(--shadow-sm); transition: .2s ease;
}
.device-row:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.device-row img { width: 100%; height: 100%; min-height: 190px; object-fit: cover; }
.device-copy { padding: 22px 22px 20px; }
.device-copy h3 { font-size: 22px; }
.device-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.device-row.reverse { grid-template-columns: 1fr 280px; }
.device-row.reverse img { order: 2; }
.spec-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 14px; }
.spec-card {
 background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
 padding: 20px; box-shadow: var(--shadow-sm); min-height: 168px;
}
.spec-card.wide { background:
 linear-gradient(145deg, rgba(8,52,58,.88), rgba(15,122,98,.72)),
 url("/assets/images/77d64c6be423caef.webp") center/cover no-repeat;
 color: #f4fbf8; grid-row: span 2;
}
.spec-card.wide h3, .spec-card.wide p { color: #f4fbf8; }
.spec-card .label { color: var(--muted); font-size: 13px; font-weight: 700; }
.spec-card strong { display: block; font-size: 30px; margin: 8px 0; color: var(--brand-deep); line-height: 1; }
.spec-card.wide strong { color: var(--accent); }
.step-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; counter-reset: step; }
.step-grid article {
 background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 18px;
 position: relative; min-height: 210px;
}
.step-grid article::before {
 counter-increment: step; content: counter(step, decimal-leading-zero);
 display: block; font-weight: 800; color: var(--accent-ink);
 background: var(--accent); width: 46px; height: 46px; border-radius: 14px;
 display: grid; place-items: center; margin-bottom: 14px;
}
.step-grid h3 { font-size: 18px; }
.step-grid p { color: var(--muted); margin: 0; }
.guard-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; align-items: center; }
.guard-photo { border-radius: 28px; overflow: hidden; min-height: 360px; position: relative; box-shadow: var(--shadow); }
.guard-photo img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.guard-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.guard-list article {
 background: rgba(255,255,255,.05); border-radius: 16px; padding: 16px;
 border: 1px solid rgba(255,255,255,.08);
}
.guard-list i { color: var(--accent); margin-bottom: 8px; }
.guard-list h3 { color: #fff; font-size: 17px; }
.bento { display: grid; grid-template-columns: 1.25fr .75fr; gap: 14px; }
.bento-main, .state-card {
 border-radius: 24px; border: 1px solid var(--line); background: #fff; padding: 22px;
 box-shadow: var(--shadow-sm);
}
.bento-main {
 background:
 linear-gradient(160deg, rgba(255,255,255,.94), rgba(255,255,255,.88)),
 url("/assets/images/f1367cab59fa98df.webp") center/cover no-repeat;
 min-height: 320px; display: flex; flex-direction: column; justify-content: flex-end;
}
.state-col { display: grid; gap: 14px; }
.state-card { display: grid; grid-template-columns: 46px 1fr; gap: 12px; align-items: start; }
.state-card i {
 width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center;
 background: var(--brand-soft); color: var(--brand-deep);
}
.state-card h3 { font-size: 17px; margin-bottom: 4px; }
.state-card p { margin: 0; color: var(--muted); font-size: 14.5px; }
.notice-list { display: grid; gap: 12px; }
.notice-list article {
 display: grid; grid-template-columns: 168px 1fr auto; gap: 16px; align-items: center;
 background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 10px;
 transition: .2s ease;
}
.notice-list article:hover { border-color: var(--brand); box-shadow: var(--shadow-sm); }
.notice-list img { width: 168px; height: 112px; object-fit: cover; border-radius: 12px; }
.notice-list h3 { font-size: 18px; margin-bottom: 4px; }
.notice-list p { margin: 0; color: var(--muted); }
.tag-time { color: var(--brand); font-weight: 800; font-size: 13px; white-space: nowrap; }
.more-row { display: flex; justify-content: flex-end; margin-top: 16px; }
.cta {
 background:
 linear-gradient(100deg, rgba(8,32,36,.9), rgba(15,90,74,.78)),
 url("/assets/images/cefd65b3b39669c7.jpg") center/cover no-repeat;
 color: #fff; border-radius: 30px; padding: 36px;
 display: flex; justify-content: space-between; gap: 20px; align-items: center;
}
.cta h2 { color: #fff; max-width: 640px; }
.cta p { color: #d5e7e2; margin: 0; max-width: 640px; }
.site-footer { background: #071f24; color: #d5e4df; padding: 42px 0 22px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 24px; }
.site-footer strong { color: #fff; font-size: 18px; }
.site-footer p { color: #d5e4df; }
.site-footer a { color: #f2d48a; font-weight: 700; }
.site-footer a:hover { color: #fff; }
.legal { margin-top: 22px; padding-top: 14px; border-top: 1px solid rgba(255,255,255,.08); color: #9db5af; font-size: 14px; }
@media (min-width: 992px) {
 .navbar-expand-lg .navbar-collapse { display: flex !important; }
 .navbar-toggler { display: none !important; }
}
@media (max-width: 1024px) {
 .head-grid, .session-layout, .guard-grid, .bento { grid-template-columns: 1fr; }
 .spec-grid { grid-template-columns: 1fr 1fr; }
 .spec-card.wide { grid-row: auto; }
 .step-grid { grid-template-columns: 1fr 1fr; }
 .device-row, .device-row.reverse { grid-template-columns: 220px 1fr; }
 .nav-link { font-size: 13.5px; padding: 8px 8px !important; }
}
@media (max-width: 991.98px) {
 .navbar-toggler { display: inline-flex !important; }
 .nav-shell .container.wrap { flex-wrap: wrap; }
 .navbar-collapse {
 flex-basis: 100%; background: #fff; border-top: 1px solid var(--line); padding: 8px 0 14px;
 }
 .navbar-nav { align-items: stretch; }
 .drop-panel {
 position: static; opacity: 1; visibility: visible; transform: none;
 box-shadow: none; border: 0; padding: 0 0 8px 8px; background: transparent; min-width: 0;
 }
 .nav-item:nth-last-child(-n+2) .drop-panel { left: auto; right: auto; }
}
@media (max-width: 768px) {
 :root { --space: 56px; }
 .section-head, .cta, .foot-grid, .notice-list article { grid-template-columns: 1fr; display: grid; }
 .section-head, .cta { display: grid; }
 .device-row, .device-row.reverse { grid-template-columns: 1fr; }
 .device-row.reverse img { order: 0; }
 .device-row img { height: 200px; min-height: 0; }
 .guard-list, .spec-grid { grid-template-columns: 1fr; }
 .guard-photo { min-height: 240px; }
 .notice-list img { width: 100%; height: 180px; }
 .tag-time { white-space: normal; }
 .cta { padding: 24px; }
}
@media (max-width: 520px) {
 .brand strong { max-width: 140px; font-size: 13px; }
 .page-head h1 { font-size: 32px; }
 .timeline article { grid-template-columns: 18px 1fr; }
 .time-mark { grid-column: 2; }
 .step-grid { grid-template-columns: 1fr; }
 .btn-row .btn-main, .btn-row .btn-line, .cta .btn-main { width: 100%; }
 .metric { width: 100%; }
 .status-line { grid-template-columns: 42px 1fr; }
 .status-line em { grid-column: 2; }
}

/* roulang page: category1 */
:root {
  --ink: #14242b;
  --muted: #5d6d72;
  --bg: #f3f6f4;
  --paper: #ffffff;
  --mist: #e7f1ec;
  --line: #d5e2db;
  --brand: #0f7a62;
  --brand-deep: #08343a;
  --brand-soft: #d9efe6;
  --accent: #e2a322;
  --accent-ink: #3d2a04;
  --heat: #b6402b;
  --shadow: 0 18px 44px rgba(8, 36, 42, .10);
  --shadow-sm: 0 8px 22px rgba(8, 36, 42, .08);
  --radius: 22px;
  --radius-sm: 14px;
  --space: 78px;
  --font: "Be Vietnam Pro", "Segoe UI", sans-serif;
}
/* roulang page: ung-dung */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  font-size: 16.5px;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
button, input { font-family: inherit; }
h1, h2, h3 { line-height: 1.22; letter-spacing: -0.02em; margin: 0 0 10px; }
p { margin: 0 0 12px; }
.wrap { width: min(1140px, calc(100% - 32px)); margin-inline: auto; }
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 8px 24px rgba(8,36,42,.04);
}
.nav-shell { min-height: 78px; padding: 0; }
.nav-shell .container { max-width: 1140px; min-height: 78px; }
.brand { display: flex; align-items: center; gap: 10px; min-width: 210px; }
.brand-badge {
  width: 42px; height: 42px; border-radius: 13px;
  display: grid; place-items: center;
  background: var(--brand-deep); color: var(--accent);
  font-weight: 800; box-shadow: inset 0 0 0 2px rgba(226,163,34,.45);
}
.brand strong { display: block; font-size: 14.5px; line-height: 1.2; max-width: 168px; }
.brand small { display: block; color: var(--muted); font-size: 12px; font-weight: 600; }
.navbar-toggler {
  width: 46px; height: 46px; border-radius: 12px;
  border: 1px solid var(--line) !important; background: #fff !important;
  display: none; align-items: center; justify-content: center; gap: 5px; flex-direction: column;
  box-shadow: none;
}
.navbar-toggler span { display: block; width: 18px; height: 2px; background: var(--brand-deep); border-radius: 2px; }
.navbar-nav { gap: 2px; align-items: center; }
.nav-link {
  color: var(--ink) !important; font-weight: 650; font-size: 14.5px;
  padding: 8px 10px !important; border-radius: 999px; position: relative;
}
.nav-link:hover, .nav-link:focus-visible { background: var(--mist); color: var(--brand) !important; }
.nav-link.active { background: var(--brand-deep); color: #fff !important; }
.nav-item { position: relative; }
.has-drop::after { content: ""; position: absolute; left: 0; right: 0; top: 100%; height: 14px; }
.drop-panel {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 230px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 8px;
  z-index: 50;
}
.has-drop:hover .drop-panel, .has-drop:focus-within .drop-panel { display: grid; }
.drop-panel a {
  display: flex; justify-content: space-between; gap: 8px; align-items: center;
  padding: 10px 12px; border-radius: 12px; font-weight: 600; font-size: 14px;
}
.drop-panel a:hover, .drop-panel a:focus-visible { background: var(--mist); }
.drop-panel em {
  font-style: normal; background: #fde8e2; color: var(--heat);
  border-radius: 999px; font-size: 11px; font-weight: 800; padding: 2px 7px;
}
.nav-item:nth-last-child(-n+2) .drop-panel { left: auto; right: 0; }
.lead { font-size: 17.5px; color: var(--muted); max-width: 680px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.btn-main, .btn-ghost, .btn-line {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 18px; border-radius: 999px; font-weight: 800;
  border: 1px solid transparent; transition: .2s ease; cursor: pointer;
}
.btn-main { background: var(--accent); color: var(--accent-ink); box-shadow: 0 10px 24px rgba(226,163,34,.28); }
.btn-main:hover, .btn-main:focus-visible { transform: translateY(-2px); background: #f0b73a; }
.btn-main:active { transform: translateY(0); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }
.btn-ghost:hover, .btn-ghost:focus-visible { background: #fff; color: var(--brand-deep); }
.btn-line { background: #fff; color: var(--brand-deep); border-color: var(--line); }
.btn-line:hover, .btn-line:focus-visible { border-color: var(--brand); color: var(--brand); box-shadow: var(--shadow-sm); }
.btn-main:focus-visible, .btn-ghost:focus-visible, .btn-line:focus-visible, a:focus-visible, input:focus-visible, button:focus-visible {
  outline: 3px solid var(--accent); outline-offset: 2px;
}
.badge-hot, .pill {
  display: inline-flex; align-items: center; gap: 6px;
  background: #fde8e2; color: var(--heat); border-radius: 999px;
  font-size: 12px; font-weight: 800; padding: 4px 10px;
}
.pill { background: var(--brand-soft); color: var(--brand-deep); }
.band-dark .muted, .band-dark p { color: #c9ddd7; }
.cta {
  background:
    linear-gradient(100deg, rgba(8,32,36,.9), rgba(15,90,74,.78)),
    url("/assets/images/cefd65b3b39669c7.jpg") center/cover no-repeat;
  color: #fff; border-radius: 30px; padding: 36px;
  display: flex; justify-content: space-between; gap: 20px; align-items: center;
}
.cta h2 { color: #fff; max-width: 640px; }
.cta p { color: #d7ebe4; margin: 8px 0 0; max-width: 640px; }
.site-footer { background: #071f24; color: #d5e4df; padding: 42px 0 22px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 24px; }
.site-footer strong { color: #fff; display: block; margin-bottom: 8px; }
.site-footer p { color: #d5e4df; }
.site-footer a { color: #f2d48a; font-weight: 700; }
.site-footer a:hover { color: #fff; }
.legal {
  margin-top: 22px; padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,.08);
  color: #9eb4ae; font-size: 13.5px;
}
main { display: block; }
.band { padding: var(--space) 0; }
.band-paper { background: var(--paper); }
.band-mist { background: linear-gradient(180deg, #e7f1ec 0%, #f3f6f4 100%); }
.release-hero {
  background:
    linear-gradient(100deg, rgba(243,246,244,.96) 0%, rgba(243,246,244,.92) 46%, rgba(243,246,244,.72) 100%),
    url("/assets/images/2022c8c8d379ea0b.webp") right center/cover no-repeat;
  padding: 54px 0 62px;
}
.release-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 34px; align-items: center; }
.release-hero h1 { font-size: clamp(34px, 4.4vw, 54px); max-width: 640px; }
.choice-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 18px; }
.choice {
  text-align: left; background: #fff; color: var(--ink);
  border: 1px solid var(--line); border-radius: 16px; padding: 14px 14px 12px;
  box-shadow: var(--shadow-sm); cursor: pointer; transition: .2s ease;
}
.choice i { color: var(--brand); margin-right: 6px; }
.choice small { display: block; color: var(--muted); font-weight: 600; margin-top: 4px; }
.choice:hover, .choice:focus-visible { border-color: var(--brand); transform: translateY(-2px); }
.choice.is-on { background: var(--brand-deep); color: #fff; border-color: var(--brand-deep); }
.choice.is-on i, .choice.is-on small { color: #f2d48a; }
.fact-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; padding: 0; list-style: none; }
.fact-row li {
  background: rgba(255,255,255,.8); border: 1px solid var(--line);
  border-radius: 999px; padding: 6px 12px; font-size: 13.5px; font-weight: 700;
}
.preview {
  background: #fff; border-radius: 28px; overflow: hidden;
  border: 1px solid var(--line); box-shadow: var(--shadow);
}
.preview.is-ready { box-shadow: 0 0 0 3px rgba(226,163,34,.45), var(--shadow); }
.preview-photo { height: 230px; position: relative; }
.preview-photo img { width: 100%; height: 100%; object-fit: cover; }
.preview-photo::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(8,36,42,.05), rgba(8,36,42,.28));
}
.preview-body { padding: 18px 18px 20px; }
.preview-name { font-size: 26px; font-weight: 800; margin: 10px 0; }
.spec { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 0 0 12px; }
.spec div { background: var(--mist); border-radius: 12px; padding: 8px 10px; }
.spec dt { font-size: 12px; color: var(--muted); font-weight: 700; }
.spec dd { margin: 0; font-weight: 800; }
.preview-body p { color: var(--muted); margin: 0; }
.stat-band { background: var(--brand-deep); color: #f4fbf8; padding: 34px 0; }
.stat-top { display: flex; justify-content: space-between; gap: 18px; align-items: end; margin-bottom: 18px; }
.stat-top h2 { color: #fff; font-size: clamp(26px, 3vw, 36px); margin: 0; }
.stat-top p { color: #c9ddd7; max-width: 420px; margin: 0; }
.stat-line { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.stat-line article { border-left: 2px solid var(--accent); padding: 4px 8px 4px 14px; }
.stat-line strong { display: block; color: var(--accent); font-size: 30px; line-height: 1.1; }
.stat-line span { color: #d5e7e2; font-size: 14px; }
.diff-grid { display: grid; grid-template-columns: .78fr 1.22fr; gap: 32px; align-items: start; }
.diff-intro h2 { font-size: clamp(30px, 3vw, 42px); }
.os-line {
  display: grid; grid-template-columns: 74px 1fr; gap: 14px;
  border-radius: 20px; padding: 18px; margin-bottom: 12px;
  border: 1px solid var(--line); background: #fff; box-shadow: var(--shadow-sm);
}
.os-line.dark { background: var(--brand-deep); color: #f4fbf8; border-color: transparent; }
.os-ico {
  width: 74px; height: 74px; border-radius: 18px;
  display: grid; place-items: center; font-size: 28px;
  background: var(--brand-soft); color: var(--brand-deep);
}
.os-line.dark .os-ico { background: rgba(255,255,255,.08); color: var(--accent); }
.os-line h3 { font-size: 22px; margin-bottom: 4px; }
.os-line p { margin: 0 0 8px; color: var(--muted); }
.os-line.dark p { color: #c9ddd7; }
.os-line ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 6px; }
.os-line li { font-weight: 650; }
.os-line li i { color: var(--brand); margin-right: 6px; }
.os-line.dark li i { color: var(--accent); }
.sign-band {
  background:
    linear-gradient(105deg, rgba(7,31,36,.92), rgba(15,90,74,.78)),
    url("/assets/images/81ee204730ed9aff.webp") center/cover no-repeat;
  color: #f4fbf8;
}
.sign-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; align-items: center; }
.sign-photo { border-radius: 24px; overflow: hidden; min-height: 320px; box-shadow: var(--shadow); border: 1px solid rgba(255,255,255,.16); }
.sign-photo img { width: 100%; height: 100%; object-fit: cover; min-height: 320px; }
.sign-band h2 { color: #fff; font-size: clamp(30px, 3vw, 42px); }
.sign-band .lead { color: #d5e7e2; }
.param-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 8px; }
.param-grid article {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 16px; padding: 14px 14px 12px;
}
.param-grid span { display: block; color: #b7d0c8; font-size: 13px; font-weight: 700; }
.param-grid strong { display: block; color: var(--accent); font-size: 18px; margin-top: 4px; }
.fit-head { display: grid; grid-template-columns: .7fr 1.3fr; gap: 24px; align-items: end; margin-bottom: 18px; }
.fit-head h2 { font-size: clamp(30px, 3vw, 42px); }
.fit-list { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); }
.fit-row {
  display: grid; grid-template-columns: 210px 1fr 180px; gap: 14px;
  padding: 18px 20px; border-top: 1px solid var(--line); align-items: center;
}
.fit-row:first-child { border-top: 0; }
.fit-row:hover { background: #f7fbf9; }
.fit-row strong { display: block; }
.fit-row span { color: var(--muted); }
.fit-tag {
  justify-self: end; background: var(--brand-soft); color: var(--brand-deep);
  border-radius: 999px; padding: 6px 10px; font-size: 13px; font-weight: 800;
}
.time-grid { display: grid; grid-template-columns: 300px 1fr; gap: 34px; }
.time-grid h2 { font-size: clamp(30px, 3vw, 42px); }
.rail-wrap { position: relative; padding-left: 26px; display: grid; gap: 14px; }
.rail-wrap::before {
  content: ""; position: absolute; left: 5px; top: 10px; bottom: 10px; width: 2px; background: #c5ddd3;
}
.rail-wrap article {
  position: relative; background: #fff; border: 1px solid var(--line);
  border-radius: 18px; padding: 16px 18px; box-shadow: var(--shadow-sm);
}
.rail-wrap article::before {
  content: ""; position: absolute; left: -26px; top: 22px; width: 12px; height: 12px;
  border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px var(--brand-soft);
}
.rail-wrap article:hover { transform: translateX(4px); transition: .2s ease; border-color: var(--brand); }
.rail-wrap em { font-style: normal; color: var(--brand); font-weight: 800; font-size: 13px; }
.flow-row {
  display: grid; grid-template-columns: 300px 1fr; gap: 24px; align-items: center;
  padding: 22px 0; border-top: 1px solid var(--line);
}
.flow-row:first-of-type { border-top: 0; padding-top: 0; }
.flow-row.is-flip { grid-template-columns: 1fr 300px; }
.shot { border-radius: 20px; overflow: hidden; height: 196px; box-shadow: var(--shadow-sm); border: 1px solid var(--line); }
.shot img { width: 100%; height: 100%; object-fit: cover; }
.flow-copy h2, .flow-copy h3 { font-size: 28px; }
.flow-copy p { color: var(--muted); max-width: 62ch; }
.band-end { padding: 20px 0 var(--space); }
.site-footer .foot-grid p { margin: 0; }
@media (max-width: 1024px) {
  .release-grid, .diff-grid, .sign-grid, .time-grid, .fit-head { grid-template-columns: 1fr; }
  .stat-line { grid-template-columns: 1fr 1fr; }
  .flow-row, .flow-row.is-flip { grid-template-columns: 220px 1fr; }
  .preview-photo, .sign-photo, .sign-photo img { min-height: 240px; height: 240px; }
}
@media (max-width: 991.98px) {
  .navbar-toggler { display: inline-flex !important; }
  .nav-shell .container { flex-wrap: wrap; padding-top: 12px; padding-bottom: 12px; }
  .navbar-collapse {
    flex-basis: 100%; width: 100%; background: #fff;
    border: 1px solid var(--line); border-radius: 16px; padding: 8px; margin-top: 8px;
  }
  .navbar-nav { align-items: stretch; }
  .drop-panel {
    position: static; display: grid; min-width: 0; box-shadow: none;
    border: 0; background: transparent; padding: 0 0 8px 8px;
  }
  .has-drop::after { display: none; }
}
@media (min-width: 992px) {
  .navbar-toggler { display: none !important; }
}
@media (max-width: 768px) {
  :root { --space: 48px; }
  .foot-grid, .flow-row, .flow-row.is-flip, .fit-row, .param-grid, .choice-row { grid-template-columns: 1fr; }
  .cta { flex-direction: column; align-items: flex-start; padding: 24px; border-radius: 22px; }
  .stat-top { flex-direction: column; align-items: flex-start; }
  .fit-tag, .shot { justify-self: start; }
  .os-line { grid-template-columns: 56px 1fr; }
  .os-ico { width: 56px; height: 56px; font-size: 22px; }
  .release-hero { padding: 36px 0 42px; }
  .release-hero h1 { font-size: 34px; }
}
@media (max-width: 520px) {
  .stat-line, .spec { grid-template-columns: 1fr; }
  .btn-row .btn-main, .btn-row .btn-line, .cta .btn-main, .cta .btn-line { width: 100%; }
  .brand strong { max-width: 142px; font-size: 13px; }
  .wrap { width: min(1140px, calc(100% - 20px)); }
  .preview-name { font-size: 22px; }
  .fact-row li { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}

/* roulang page: category3 */
:root {
 --ink: #14242b;
 --muted: #5d6d72;
 --bg: #f3f6f4;
 --paper: #ffffff;
 --mist: #e7f1ec;
 --line: #d5e2db;
 --brand: #0f7a62;
 --brand-deep: #08343a;
 --brand-soft: #d9efe6;
 --accent: #e2a322;
 --accent-ink: #3d2a04;
 --heat: #b6402b;
 --shadow: 0 18px 44px rgba(8, 36, 42, .10);
 --shadow-sm: 0 8px 22px rgba(8, 36, 42, .08);
 --radius: 22px;
 --radius-sm: 14px;
 --space: 78px;
 --font: "Be Vietnam Pro", "Segoe UI", sans-serif;
}
:root { --space: 56px; }
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; }
body {
 margin: 0;
 font-family: var(--font);
 color: var(--ink);
 background: var(--bg);
 line-height: 1.7;
 font-size: 16.5px;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
button, input { font-family: inherit; }
h1, h2, h3, h4 { line-height: 1.22; letter-spacing: -.02em; margin: 0 0 12px; }
p { margin: 0 0 12px; }
.wrap { width: min(1140px, calc(100% - 32px)); margin-inline: auto; }
.container.wrap { max-width: 1140px; }
.site-header {
 position: sticky; top: 0; z-index: 40;
 background: rgba(255,255,255,.94);
 backdrop-filter: blur(14px);
 border-bottom: 1px solid var(--line);
 box-shadow: 0 8px 24px rgba(8,36,42,.04);
}
.nav-shell { min-height: 78px; }
.brand { display: flex; align-items: center; gap: 10px; min-width: 210px; color: var(--ink); }
.brand-badge {
 width: 42px; height: 42px; border-radius: 13px;
 display: grid; place-items: center;
 background: var(--brand-deep); color: var(--accent);
 font-weight: 800; box-shadow: inset 0 0 0 2px rgba(226,163,34,.45);
}
.brand strong { display: block; font-size: 14.5px; line-height: 1.2; max-width: 168px; }
.brand small { display: block; color: var(--muted); font-size: 12px; font-weight: 600; }
.navbar-toggler {
 width: 46px; height: 46px; border-radius: 12px;
 border: 1px solid var(--line) !important; background: #fff !important;
 display: none; align-items: center; justify-content: center; gap: 5px; flex-direction: column;
 box-shadow: none;
}
.navbar-toggler:focus { box-shadow: none; }
.navbar-toggler span { display: block; width: 18px; height: 2px; background: var(--brand-deep); border-radius: 2px; }
.navbar-nav { gap: 2px; align-items: center; }
.nav-link {
 color: var(--ink) !important; font-weight: 650; font-size: 14.5px;
 padding: 8px 10px !important; border-radius: 999px; position: relative;
}
.nav-link:hover, .nav-link:focus-visible { background: var(--mist); color: var(--brand) !important; }
.nav-link.active { background: var(--brand-deep); color: #fff !important; }
.has-drop { position: relative; }
.drop-panel {
 display: none;
 position: absolute;
 top: calc(100% - 2px);
 left: 0;
 min-width: 230px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 16px;
 box-shadow: var(--shadow);
 padding: 8px;
 z-index: 30;
}
.drop-panel a {
 display: flex; justify-content: space-between; gap: 8px; align-items: center;
 padding: 10px 12px; border-radius: 12px; font-weight: 600; font-size: 14px; color: var(--ink);
}
.drop-panel a:hover, .drop-panel a:focus-visible { background: var(--mist); color: var(--brand); }
.drop-panel em {
 font-style: normal; background: #fde8e2; color: var(--heat);
 border-radius: 999px; font-size: 11px; font-weight: 800; padding: 2px 7px;
}
.nav-item:nth-last-child(-n+2) .drop-panel { left: auto; right: 0; }
@media (min-width: 992px) {
 .navbar-toggler { display: none !important; }
 .navbar-collapse { display: flex !important; }
 .has-drop:hover > .drop-panel,
 .has-drop:focus-within > .drop-panel { display: grid; }
}
.band-dark .muted, .band-dark p { color: #c9ddd7; }
.lead { font-size: 17.5px; color: var(--muted); max-width: 680px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.btn-main, .btn-ghost, .btn-line {
 display: inline-flex; align-items: center; justify-content: center; gap: 8px;
 min-height: 48px; padding: 0 18px; border-radius: 999px; font-weight: 800;
 border: 1px solid transparent; transition: .2s ease; cursor: pointer;
}
.btn-main { background: var(--accent); color: var(--accent-ink); box-shadow: 0 10px 24px rgba(226,163,34,.28); }
.btn-main:hover, .btn-main:focus-visible { transform: translateY(-2px); background: #f0b73a; color: var(--accent-ink); }
.btn-main:active { transform: translateY(0); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }
.btn-ghost:hover, .btn-ghost:focus-visible { background: #fff; color: var(--brand-deep); }
.btn-line { background: #fff; color: var(--brand-deep); border-color: var(--line); }
.btn-line:hover, .btn-line:focus-visible { border-color: var(--brand); color: var(--brand); box-shadow: var(--shadow-sm); }
.btn-main:focus-visible, .btn-ghost:focus-visible, .btn-line:focus-visible, a:focus-visible, input:focus-visible {
 outline: 3px solid var(--accent); outline-offset: 2px;
}
.badge-hot, .pill {
 display: inline-flex; align-items: center; gap: 6px;
 background: #fde8e2; color: var(--heat); border-radius: 999px;
 font-size: 12px; font-weight: 800; padding: 4px 10px;
}
.pill { background: var(--brand-soft); color: var(--brand-deep); }
.product img { width: 100%; height: 210px; object-fit: cover; }
.product-body { padding: 18px 18px 20px; }
.split img, .frame img { width: 100%; height: 100%; object-fit: cover; }
.tile.photo img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.result-row { display: grid; gap: 12px; }
.result-row article {
 display: grid; grid-template-columns: 160px 1fr 1fr; gap: 16px; align-items: center;
 background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); border-radius: 16px; padding: 14px 16px;
}
.result-row strong { color: var(--accent); }
.news img { width: 168px; height: 120px; object-fit: cover; }
.secure-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; align-items: center; }
.secure-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.secure-list article { background: rgba(255,255,255,.05); border-radius: 16px; padding: 16px; border: 1px solid rgba(255,255,255,.08); }
.dir { display: grid; gap: 12px; }
.dir a {
 display: grid; grid-template-columns: 58px 1fr auto; gap: 12px; align-items: center;
 background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 14px 16px;
 transition: .2s ease; color: var(--ink);
}
.dir a:hover, .dir a:focus-visible { transform: translateX(4px); border-color: var(--brand); box-shadow: var(--shadow-sm); }
.cta {
 background:
 linear-gradient(100deg, rgba(8,32,36,.9), rgba(15,90,74,.78)),
 url("/assets/images/f0580e23230de3fe.jpg") center/cover no-repeat;
 color: #fff; border-radius: 30px; padding: 36px;
 display: flex; justify-content: space-between; gap: 20px; align-items: center;
}
.cta h2 { color: #fff; max-width: 640px; }
.cta p { color: #d7ebe5; margin: 0; }
.site-footer { background: #071f24; color: #d5e4df; padding: 42px 0 22px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 24px; }
.site-footer strong { color: #fff; display: block; margin-bottom: 8px; }
.site-footer p { color: #d5e4df; }
.site-footer a { color: #f2d48a; font-weight: 700; }
.site-footer a:hover { color: #fff; }
.legal { margin-top: 22px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.12); color: #8eaaa4; font-size: 14px; }
.kicker { display: inline-flex; align-items: center; gap: 8px; color: var(--brand); font-weight: 800; font-size: 13px; letter-spacing: .04em; text-transform: uppercase; margin-bottom: 10px; }
.section { padding: var(--space) 0; }
.page-mast {
 position: relative;
 color: #f4fbf8;
 padding: 42px 0 54px;
 background:
 linear-gradient(105deg, rgba(6,26,30,.9) 12%, rgba(8,52,58,.74) 58%, rgba(8,52,58,.42)),
 url("/assets/images/57b3b1e9cc3ae81c.webp") center/cover no-repeat;
}
.crumb { display: flex; gap: 8px; align-items: center; color: #d5e7e2; font-size: 13px; font-weight: 700; margin-bottom: 18px; }
.crumb a { color: #f2d48a; }
.mast-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 34px; align-items: end; }
.page-mast h1 { font-size: clamp(34px, 4.4vw, 54px); color: #fff; max-width: 680px; }
.page-mast .lead { color: #d5e7e2; }
.status-card {
 background: rgba(255,255,255,.96);
 color: var(--ink);
 border-radius: 26px;
 overflow: hidden;
 box-shadow: var(--shadow);
}
.status-card img { width: 100%; height: 214px; object-fit: cover; }
.status-body { padding: 18px 18px 20px; }
.status-line { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); font-size: 14.5px; }
.status-line strong { color: var(--brand-deep); }
.pain { background: var(--bg); }
.pain-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; align-items: start; }
.issue-stack { display: grid; gap: 12px; }
.issue {
 display: grid; grid-template-columns: 74px 1fr; gap: 14px; align-items: center;
 background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 14px;
 box-shadow: var(--shadow-sm);
}
.issue b { display: block; font-size: 22px; color: var(--heat); line-height: 1; }
.issue span { color: var(--muted); font-size: 14px; }
.solution { background: linear-gradient(180deg, var(--mist), #f7fbf9); }
.spec-board {
 display: grid;
 grid-template-columns: 280px 1fr;
 gap: 22px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 28px;
 padding: 18px;
 box-shadow: var(--shadow);
}
.spec-side {
 background: var(--brand-deep);
 color: #e7f6f1;
 border-radius: 20px;
 padding: 22px;
 min-height: 100%;
}
.spec-side h2 { color: #fff; font-size: 30px; }
.spec-side p { color: #c9ddd7; }
.spec-list { display: grid; grid-template-columns: 1fr 1fr; }
.spec-list article { padding: 18px 18px 8px; border-bottom: 1px solid var(--line); border-right: 1px solid var(--line); }
.spec-list article:nth-child(2n) { border-right: 0; }
.spec-list article:nth-last-child(-n+2) { border-bottom: 0; }
.spec-list i { color: var(--brand); font-size: 18px; }
.spec-list h3 { margin-top: 8px; font-size: 18px; }
.spec-list p { color: var(--muted); font-size: 14.5px; }
.flow { background: #fff; }
.flow-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 28px; }
.step { display: grid; grid-template-columns: 64px 1fr; gap: 14px; padding: 0 0 18px; position: relative; }
.step:not(:last-child)::before {
 content: ""; position: absolute; left: 23px; top: 48px; bottom: 0; width: 2px; background: var(--line);
}
.step-no {
 width: 48px; height: 48px; border-radius: 16px;
 display: grid; place-items: center;
 background: var(--brand-soft); color: var(--brand-deep); font-weight: 800;
}
.aside-note {
 background:
 linear-gradient(180deg, rgba(8,52,58,.92), rgba(8,32,36,.88)),
 url("/assets/images/2022c8c8d379ea0b.webp") center/cover;
 color: #fff; border-radius: 28px; padding: 26px; min-height: 100%;
 box-shadow: var(--shadow);
}
.aside-note h2, .aside-note h3 { color: #fff; }
.aside-note li { margin: 10px 0; }
.proof { background: var(--mist); }
.proof-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 22px; align-items: stretch; }
.proof-photo { position: relative; border-radius: 28px; overflow: hidden; min-height: 360px; box-shadow: var(--shadow); }
.proof-photo img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.proof-photo figcaption {
 position: absolute; left: 16px; right: 16px; bottom: 16px;
 background: rgba(8,32,36,.82); color: #fff; border-radius: 16px; padding: 14px 16px;
}
.stat-col { display: grid; gap: 12px; }
.stat {
 background: #fff; border-radius: 18px; border: 1px solid var(--line); padding: 16px 18px;
 display: grid; grid-template-columns: 92px 1fr; gap: 12px; align-items: center;
}
.stat b { font-size: 28px; color: var(--brand); line-height: 1; }
.voices { background: #fff; }
.quote-layout { display: grid; grid-template-columns: 1.3fr .7fr; gap: 16px; }
.quote {
 background: var(--paper); border: 1px solid var(--line); border-radius: 24px; padding: 22px;
 box-shadow: var(--shadow-sm);
}
.quote.mainq { background: var(--brand-deep); color: #f4fbf8; }
.quote.mainq p { color: #e7f4ef; font-size: 22px; line-height: 1.45; }
.quote cite { display: block; margin-top: 14px; font-style: normal; font-weight: 800; color: var(--accent); }
.quote-side { display: grid; gap: 16px; }
.fit { background: var(--bg); }
.fit-head { display: flex; justify-content: space-between; gap: 20px; align-items: end; margin-bottom: 18px; }
.mark {
 width: 58px; height: 58px; border-radius: 16px; display: grid; place-items: center;
 background: var(--brand-deep); color: var(--accent); font-size: 20px;
}
.bulletin { background: #fff; }
.bulletin-list { display: grid; }
.bulletin article {
 display: grid; grid-template-columns: 210px 1fr auto; gap: 18px; align-items: center;
 padding: 16px 0; border-top: 1px solid var(--line);
}
.bulletin img { width: 210px; height: 132px; object-fit: cover; border-radius: 16px; }
.bulletin time { color: var(--muted); font-size: 13px; font-weight: 700; }
.tag { justify-self: end; }
.meter { background: var(--brand-deep); color: #f4fbf8; }
.meter-row { display: grid; grid-template-columns: repeat(4, 1fr); }
.meter article { padding: 8px 22px; border-left: 1px solid rgba(255,255,255,.14); }
.meter article:first-child { border-left: 0; padding-left: 0; }
.meter b { display: block; font-size: 34px; color: var(--accent); line-height: 1; margin-bottom: 6px; }
.meter p { color: #c9ddd7; margin: 0; }
.cta-wrap { background: var(--bg); padding-top: 10px; }
@media (max-width: 1024px) {
 .mast-grid, .pain-grid, .spec-board, .flow-grid, .proof-grid, .quote-layout { grid-template-columns: 1fr; }
 .spec-side { min-height: auto; }
 .meter-row { grid-template-columns: 1fr 1fr; gap: 16px; }
 .meter article { border-left: 0; padding: 8px 0; }
 .foot-grid { grid-template-columns: 1fr 1fr; }
 .bulletin article { grid-template-columns: 168px 1fr; }
 .tag { display: none; }
}
@media (max-width: 991.98px) {
 .navbar-toggler { display: inline-flex !important; }
 .navbar-collapse {
 background: #fff; border-top: 1px solid var(--line); padding: 8px 0 16px;
 }
 .navbar-nav { align-items: stretch !important; width: 100%; }
 .drop-panel { position: static; display: grid; box-shadow: none; border: 0; padding: 0 0 0 8px; min-width: 0; }
 .nav-item:nth-last-child(-n+2) .drop-panel { right: auto; }
}
@media (max-width: 768px) {
 :root { --space: 44px; }
 .result-row article, .secure-grid, .secure-list, .news { grid-template-columns: 1fr; }
 .bulletin article, .stat, .issue { grid-template-columns: 1fr; }
 .bulletin img, .news img { width: 100%; height: 180px; }
 .fit-head, .cta { flex-direction: column; align-items: flex-start; }
 .foot-grid { grid-template-columns: 1fr; }
 .spec-list { grid-template-columns: 1fr; }
 .spec-list article { border-right: 0; }
 .proof-photo { min-height: 240px; }
 .page-mast { padding: 28px 0 36px; }
}
@media (max-width: 520px) {
 .wrap { width: min(100% - 24px, 1140px); }
 .brand strong { max-width: 132px; font-size: 13px; }
 .page-mast h1 { font-size: 32px; }
 .quote.mainq p { font-size: 18px; }
 .cta { padding: 22px; border-radius: 20px; }
 .meter b { font-size: 28px; }
 .btn-row .btn-main, .btn-row .btn-ghost, .btn-row .btn-line { width: 100%; }
}

/* roulang page: category4 */
:root {
 --ink: #14242b;
 --muted: #5d6d72;
 --bg: #f3f6f4;
 --paper: #ffffff;
 --mist: #e7f1ec;
 --line: #d5e2db;
 --brand: #0f7a62;
 --brand-deep: #08343a;
 --brand-soft: #d9efe6;
 --accent: #e2a322;
 --accent-ink: #3d2a04;
 --heat: #b6402b;
 --shadow: 0 18px 44px rgba(8, 36, 42, .10);
 --shadow-sm: 0 8px 22px rgba(8, 36, 42, .08);
 --radius: 22px;
 --radius-sm: 14px;
 --space: 78px;
 --font: "Be Vietnam Pro", "Segoe UI", sans-serif;
}
:root { --space: 56px; }
/* roulang page: category4 */
:root {
 --ink: #14242b;
 --muted: #5d6d72;
 --bg: #f3f6f4;
 --paper: #ffffff;
 --mist: #e7f1ec;
 --line: #d5e2db;
 --brand: #0f7a62;
 --brand-deep: #08343a;
 --brand-soft: #d9efe6;
 --accent: #e2a322;
 --accent-ink: #3d2a04;
 --heat: #b6402b;
 --shadow: 0 18px 44px rgba(8, 36, 42, .10);
 --shadow-sm: 0 8px 22px rgba(8, 36, 42, .08);
 --radius: 22px;
 --radius-sm: 14px;
 --space: 78px;
 --font: "Be Vietnam Pro", "Segoe UI", sans-serif;
}
html { scroll-behavior: smooth; }
body {
 margin: 0;
 font-family: var(--font);
 color: var(--ink);
 background: var(--bg);
 line-height: 1.7;
 font-size: 16.5px;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
button, input { font-family: inherit; }
.wrap { width: min(1140px, calc(100% - 32px)); margin-inline: auto; }
.container.wrap { width: 100%; max-width: 1140px; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.22; letter-spacing: -0.025em; }
h2 { font-size: clamp(28px, 3vw, 40px); margin-bottom: 12px; }
h3 { font-size: 18px; margin-bottom: 6px; }
.site-header {
 position: sticky; top: 0; z-index: 40;
 background: rgba(255,255,255,.94);
 backdrop-filter: blur(14px);
 border-bottom: 1px solid var(--line);
 box-shadow: 0 8px 24px rgba(8,36,42,.04);
}
.nav-shell { min-height: 78px; }
.brand { display: flex; align-items: center; gap: 10px; min-width: 210px; }
.brand-badge {
 width: 42px; height: 42px; border-radius: 13px;
 display: grid; place-items: center;
 background: var(--brand-deep); color: var(--accent);
 font-weight: 800; box-shadow: inset 0 0 0 2px rgba(226,163,34,.45);
}
.brand strong { display: block; font-size: 14.5px; line-height: 1.2; max-width: 168px; }
.brand small { display: block; color: var(--muted); font-size: 12px; font-weight: 600; }
.navbar-toggler {
 width: 46px; height: 46px; border-radius: 12px;
 border: 1px solid var(--line) !important; background: #fff !important;
 display: none; align-items: center; justify-content: center; gap: 5px; flex-direction: column;
 box-shadow: none;
}
.navbar-toggler span { display: block; width: 18px; height: 2px; background: var(--brand-deep); border-radius: 2px; }
.navbar-toggler:focus, .navbar-toggler:active { box-shadow: none; }
.navbar-nav { gap: 2px; align-items: center; }
.nav-link {
 color: var(--ink) !important; font-weight: 650; font-size: 14.5px;
 padding: 8px 10px !important; border-radius: 999px; position: relative;
}
.nav-link:hover, .nav-link:focus-visible { background: var(--mist); color: var(--brand) !important; }
.nav-link.active { background: var(--brand-deep); color: #fff !important; }
.nav-item { position: relative; }
.drop-panel {
 display: none;
 position: absolute;
 top: calc(100% + 8px);
 left: 0;
 min-width: 230px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 16px;
 box-shadow: var(--shadow);
 padding: 8px;
 z-index: 30;
}
.drop-panel a {
 display: flex; justify-content: space-between; gap: 8px; align-items: center;
 padding: 10px 12px; border-radius: 12px; font-weight: 600; font-size: 14px;
 color: var(--ink);
}
.drop-panel a:hover, .drop-panel a:focus-visible { background: var(--mist); }
.drop-panel em {
 font-style: normal; background: #fde8e2; color: var(--heat);
 border-radius: 999px; font-size: 11px; font-weight: 800; padding: 2px 7px;
}
.nav-item:nth-last-child(-n+2) .drop-panel { left: auto; right: 0; }
.has-drop:hover .drop-panel, .has-drop:focus-within .drop-panel { display: grid; }
.band-dark .muted, .band-dark p { color: #c9ddd7; }
.lead { font-size: 17.5px; color: var(--muted); max-width: 680px; }
.hero {
 background:
 linear-gradient(100deg, rgba(6,26,30,.88), rgba(8,52,58,.72)),
 url("/assets/images/b7b35619a1e29c41.jpg") center/cover no-repeat;
 color: #f4fbf8; padding: 34px 0 64px;
}
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 36px; align-items: center; }
.hero h1 { font-size: clamp(34px, 4.6vw, 56px); color: #fff; max-width: 640px; }
.hero .lead { color: #d5e7e2; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.btn-main, .btn-ghost, .btn-line {
 display: inline-flex; align-items: center; justify-content: center; gap: 8px;
 min-height: 48px; padding: 0 18px; border-radius: 999px; font-weight: 800;
 border: 1px solid transparent; transition: .2s ease; cursor: pointer;
}
.btn-main { background: var(--accent); color: var(--accent-ink); box-shadow: 0 10px 24px rgba(226,163,34,.28); }
.btn-main:hover, .btn-main:focus-visible { transform: translateY(-2px); background: #f0b73a; }
.btn-main:active { transform: translateY(0); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }
.btn-ghost:hover, .btn-ghost:focus-visible { background: #fff; color: var(--brand-deep); }
.btn-line { background: #fff; color: var(--brand-deep); border-color: var(--line); }
.btn-line:hover, .btn-line:focus-visible { border-color: var(--brand); color: var(--brand); box-shadow: var(--shadow-sm); }
.btn-main:focus-visible, .btn-ghost:focus-visible, .btn-line:focus-visible, a:focus-visible, input:focus-visible, button:focus-visible {
 outline: 3px solid var(--accent); outline-offset: 2px;
}
.product img { width: 100%; height: 210px; object-fit: cover; }
.product-body { padding: 18px 18px 20px; }
.badge-hot, .pill {
 display: inline-flex; align-items: center; gap: 6px;
 background: #fde8e2; color: var(--heat); border-radius: 999px;
 font-size: 12px; font-weight: 800; padding: 4px 10px;
}
.pill { background: var(--brand-soft); color: var(--brand-deep); }
.split img, .frame img { width: 100%; height: 100%; object-fit: cover; }
.tile.photo img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.result-row { display: grid; gap: 12px; }
.result-row article {
 display: grid; grid-template-columns: 160px 1fr 1fr; gap: 16px; align-items: center;
 background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); border-radius: 16px; padding: 14px 16px;
}
.result-row strong { color: var(--accent); }
.news img { width: 168px; height: 120px; object-fit: cover; }
.secure-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; align-items: center; }
.secure-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.secure-list article { background: rgba(255,255,255,.05); border-radius: 16px; padding: 16px; border: 1px solid rgba(255,255,255,.08); }
.dir a {
 display: grid; grid-template-columns: 58px 1fr auto; gap: 12px; align-items: center;
 background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 14px 16px;
 transition: .2s ease;
}
.dir a:hover, .dir a:focus-visible { transform: translateX(4px); border-color: var(--brand); box-shadow: var(--shadow-sm); }
.cta {
 background:
 linear-gradient(100deg, rgba(8,32,36,.9), rgba(15,90,74,.78)),
 url("/assets/images/f0580e23230de3fe.jpg") center/cover no-repeat;
 color: #fff; border-radius: 30px; padding: 36px;
 display: flex; justify-content: space-between; gap: 20px; align-items: center;
}
.cta h2 { color: #fff; max-width: 640px; }
.site-footer { background: #071f24; color: #d5e4df; padding: 42px 0 22px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 24px; }
.site-footer a { color: #f2d48a; font-weight: 700; }
.site-footer a:hover { color: #fff; }
.site-footer p { margin: 8px 0 0; }
.legal { margin-top: 22px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.08); color: #9eb4ae; font-size: 14px; }
.section { padding: var(--space) 0; }
.band-dark { background: var(--brand-deep); color: #f4fbf8; }
.band-dark h2, .band-dark h3 { color: #fff; }
.soft { background: linear-gradient(180deg, #e7f1ec 0%, #f3f6f4 100%); }
.paper-band { background: var(--paper); }
.ledger-hero {
 position: relative;
 padding: 54px 0 42px;
 background:
 linear-gradient(105deg, rgba(7,28,32,.92) 0%, rgba(8,52,58,.78) 52%, rgba(8,52,58,.55) 100%),
 url("/assets/images/cefd65b3b39669c7.jpg") center/cover no-repeat;
 color: #f4fbf8;
 overflow: hidden;
}
.ledger-hero h1 { font-size: clamp(34px, 4.4vw, 58px); color: #fff; max-width: 680px; margin-bottom: 14px; }
.ledger-hero .lead { color: #d5e7e2; }
.crumb { display: flex; gap: 8px; align-items: center; color: #d7c48a; font-size: 13px; font-weight: 700; margin-bottom: 14px; }
.crumb span { color: #f4fbf8; }
.ledger-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 34px; align-items: end; }
.shot {
 position: relative; border-radius: 28px; overflow: hidden; min-height: 360px;
 box-shadow: var(--shadow); border: 1px solid rgba(255,255,255,.18);
}
.shot img { width: 100%; height: 360px; object-fit: cover; }
.shot figcaption {
 position: absolute; left: 14px; right: 14px; bottom: 14px;
 background: rgba(8,32,36,.86); color: #fff; border-radius: 16px; padding: 12px 14px;
 backdrop-filter: blur(8px);
}
.shot strong { display: block; }
.shot small { color: #d5e7e2; }
.status-board {
 margin-top: -34px; position: relative; z-index: 2;
 display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 12px;
}
.status-board article {
 background: #fff; color: var(--ink); border-radius: 18px; padding: 16px 18px;
 border: 1px solid var(--line); box-shadow: var(--shadow-sm);
}
.status-board span { display: block; color: var(--muted); font-size: 13px; font-weight: 700; }
.status-board strong { display: block; font-size: 20px; margin: 4px 0; }
.kicker { display: flex; align-items: center; gap: 8px; color: var(--brand); font-weight: 800; font-size: 13px; letter-spacing: .04em; text-transform: uppercase; margin-bottom: 8px; }
.snag-head { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 22px; }
.snag-head p { max-width: 460px; margin: 0; }
.snag-list { display: grid; gap: 10px; }
.snag-list article {
 display: grid; grid-template-columns: 72px 1fr auto; gap: 16px; align-items: center;
 background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1);
 border-radius: 18px; padding: 14px 16px;
}
.snag-list i {
 width: 52px; height: 52px; border-radius: 16px; display: grid; place-items: center;
 background: rgba(226,163,34,.16); color: var(--accent); font-size: 20px;
}
.snag-list h3 { font-size: 18px; }
.snag-list p { margin: 0; }
.tag {
 justify-self: end; border-radius: 999px; padding: 6px 10px; font-size: 12px; font-weight: 800;
 background: rgba(255,255,255,.08); color: #f2d48a; white-space: nowrap;
}
.lane-split { display: grid; grid-template-columns: .86fr 1.14fr; gap: 28px; align-items: center; }
.frame { border-radius: 28px; overflow: hidden; min-height: 420px; box-shadow: var(--shadow); border: 1px solid var(--line); }
.frame img { height: 420px; }
.lane-list { display: grid; gap: 12px; }
.lane-list article {
 display: grid; grid-template-columns: auto 1fr; gap: 14px; align-items: start;
 background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 16px 16px 14px;
 box-shadow: var(--shadow-sm); transition: .2s ease;
}
.lane-list article:hover { transform: translateY(-3px); border-color: #b7d8cb; box-shadow: var(--shadow); }
.lane-no {
 width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center;
 background: var(--brand-deep); color: var(--accent); font-weight: 800;
}
.flow { display: grid; grid-template-columns: .72fr 1.28fr; gap: 36px; }
.flow-line { display: grid; gap: 0; position: relative; }
.flow-step {
 display: grid; grid-template-columns: 74px 1fr; gap: 8px;
 padding: 0 0 18px;
}
.flow-step .dot {
 width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center;
 background: #fff; border: 2px solid var(--brand); color: var(--brand-deep); font-weight: 800;
 box-shadow: var(--shadow-sm); position: relative; z-index: 1;
}
.flow-step .copy {
 background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 14px 16px;
}
.flow-step p { margin: 0; color: var(--muted); }
.flow-line::before {
 content: ""; position: absolute; left: 26px; top: 18px; bottom: 24px; width: 2px;
 background: linear-gradient(var(--brand), var(--accent));
}
.spec-board { display: grid; gap: 10px; }
.spec-row {
 display: grid; grid-template-columns: 220px 1fr auto; gap: 16px; align-items: center;
 background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 16px 18px;
 transition: .2s ease;
}
.spec-row:hover { border-color: var(--brand); box-shadow: var(--shadow-sm); }
.spec-row b { font-size: 18px; }
.spec-row p { margin: 0; color: var(--muted); }
.meter-band { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.meter-item {
 background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.1);
 border-radius: 20px; padding: 18px; min-height: 150px;
}
.meter-item strong { display: block; color: var(--accent); font-size: clamp(28px, 3vw, 40px); line-height: 1; margin: 10px 0; }
.meter-item span { color: #d7ebe4; font-weight: 700; }
.fit-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.fit-card {
 display: grid; grid-template-columns: 148px 1fr; gap: 0; overflow: hidden;
 background: #fff; border-radius: 24px; border: 1px solid var(--line); box-shadow: var(--shadow-sm);
}
.fit-card img { width: 148px; height: 100%; object-fit: cover; min-height: 180px; }
.fit-card div { padding: 18px; }
.fit-card p { margin: 0; color: var(--muted); }
.journal { display: grid; gap: 14px; }
.journal article {
 display: grid; grid-template-columns: 210px 1fr auto; gap: 16px; align-items: center;
 background: #fff; border-radius: 22px; border: 1px solid var(--line); overflow: hidden;
 box-shadow: var(--shadow-sm); transition: .2s ease;
}
.journal article:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.journal img { width: 210px; height: 140px; object-fit: cover; }
.journal p { margin: 0; color: var(--muted); }
.journal .when { color: var(--brand); font-weight: 800; font-size: 13px; padding-right: 16px; }
.section-intro { max-width: 640px; margin-bottom: 18px; }
.cta-wrap { padding-bottom: 72px; }
@media (max-width: 1024px) {
 .ledger-grid, .lane-split, .flow, .fit-grid { grid-template-columns: 1fr; }
 .status-board { grid-template-columns: 1fr; margin-top: 16px; }
 .meter-band { grid-template-columns: 1fr 1fr; }
 .frame, .frame img, .shot, .shot img { min-height: 280px; height: 280px; }
 .flow-line::before { left: 26px; }
}
@media (min-width: 992px) {
 .navbar-toggler { display: none !important; }
 #mainNav.navbar-collapse { display: flex !important; height: auto !important; visibility: visible; }
}
@media (max-width: 991.98px) {
 .navbar-toggler { display: inline-flex !important; }
 .navbar-collapse {
  background: #fff; border-top: 1px solid var(--line); padding: 8px 0 14px;
 }
 .navbar-nav { align-items: stretch; width: 100%; }
 .drop-panel { position: static; display: grid; min-width: 0; box-shadow: none; border: 0; padding: 0 0 6px 10px; background: transparent; }
 .nav-item:nth-last-child(-n+2) .drop-panel { left: auto; right: auto; }
}
@media (max-width: 768px) {
 .snag-head, .cta { display: block; }
 .snag-list article, .spec-row, .journal article, .fit-card { grid-template-columns: 1fr; }
 .journal img, .fit-card img { width: 100%; height: 180px; }
 .tag, .journal .when { justify-self: start; padding: 0 0 12px 16px; }
 .result-row article { grid-template-columns: 1fr; }
 .foot-grid { grid-template-columns: 1fr; }
 .cta { padding: 24px; }
 .btn-row .btn-main, .btn-row .btn-ghost, .btn-row .btn-line { width: 100%; }
}
@media (max-width: 520px) {
 .meter-band, .secure-list { grid-template-columns: 1fr; }
 .brand strong { max-width: 132px; font-size: 13px; }
 .ledger-hero { padding: 32px 0 24px; }
 .ledger-hero h1 { font-size: 32px; }
 .section { padding: 42px 0; }
 .snag-list article { grid-template-columns: 52px 1fr; }
 .tag { grid-column: 2; }
 .flow-step { grid-template-columns: 58px 1fr; }
}

/* roulang page: category5 */
:root {
 --ink: #14242b;
 --muted: #5d6d72;
 --bg: #f3f6f4;
 --paper: #ffffff;
 --mist: #e7f1ec;
 --line: #d5e2db;
 --brand: #0f7a62;
 --brand-deep: #08343a;
 --brand-soft: #d9efe6;
 --accent: #e2a322;
 --accent-ink: #3d2a04;
 --heat: #b6402b;
 --shadow: 0 18px 44px rgba(8, 36, 42, .10);
 --shadow-sm: 0 8px 22px rgba(8, 36, 42, .08);
 --radius: 22px;
 --radius-sm: 14px;
 --space: 78px;
 --font: "Be Vietnam Pro", "Segoe UI", sans-serif;
}
/* roulang page: bo-mt */
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; }
body {
 margin: 0;
 font-family: var(--font);
 color: var(--ink);
 background: var(--bg);
 line-height: 1.7;
 font-size: 16.5px;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
button, input { font-family: inherit; }
p { margin: 0 0 12px; }
h1, h2, h3 { line-height: 1.18; letter-spacing: -.025em; margin: 0 0 12px; font-weight: 800; }
.wrap { width: min(1140px, calc(100% - 32px)); margin-inline: auto; }
.site-header {
 position: sticky; top: 0; z-index: 40;
 background: rgba(255,255,255,.94);
 backdrop-filter: blur(14px);
 border-bottom: 1px solid var(--line);
 box-shadow: 0 8px 24px rgba(8,36,42,.04);
}
.nav-shell { min-height: 78px; }
.brand { display: flex; align-items: center; gap: 10px; min-width: 210px; color: var(--ink); }
.brand-badge {
 width: 42px; height: 42px; border-radius: 13px;
 display: grid; place-items: center;
 background: var(--brand-deep); color: var(--accent);
 font-weight: 800; box-shadow: inset 0 0 0 2px rgba(226,163,34,.45);
}
.brand strong { display: block; font-size: 14.5px; line-height: 1.2; max-width: 168px; }
.brand small { display: block; color: var(--muted); font-size: 12px; font-weight: 600; }
.navbar-toggler {
 width: 46px; height: 46px; border-radius: 12px;
 border: 1px solid var(--line) !important; background: #fff !important;
 display: none; align-items: center; justify-content: center; gap: 5px; flex-direction: column;
 padding: 0;
}
.navbar-toggler span { display: block; width: 18px; height: 2px; background: var(--brand-deep); border-radius: 2px; }
.navbar-nav { gap: 2px; align-items: center; }
.nav-link {
 color: var(--ink) !important; font-weight: 650; font-size: 14.5px;
 padding: 8px 10px !important; border-radius: 999px; position: relative;
}
.nav-link:hover, .nav-link:focus-visible { background: var(--mist); color: var(--brand) !important; }
.nav-link.active { background: var(--brand-deep); color: #fff !important; }
.has-drop { position: relative; }
.drop-panel {
 display: none;
 position: absolute;
 top: calc(100% + 8px);
 left: 0;
 min-width: 230px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 16px;
 box-shadow: var(--shadow);
 padding: 8px;
 z-index: 30;
}
.drop-panel a {
 display: flex; justify-content: space-between; gap: 8px; align-items: center;
 padding: 10px 12px; border-radius: 12px; font-weight: 600; font-size: 14px; color: var(--ink);
}
.drop-panel a:hover, .drop-panel a:focus-visible { background: var(--mist); color: var(--brand); }
.drop-panel em {
 font-style: normal; background: #fde8e2; color: var(--heat);
 border-radius: 999px; font-size: 11px; font-weight: 800; padding: 2px 7px;
}
.nav-item:nth-last-child(-n+2) .drop-panel { left: auto; right: 0; }
.lead { font-size: 17.5px; color: var(--muted); max-width: 680px; }
.kicker {
 display: inline-flex; align-items: center; gap: 8px;
 color: var(--brand); font-weight: 800; font-size: 13px;
 letter-spacing: .04em; text-transform: uppercase; margin-bottom: 10px;
}
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.btn-main, .btn-ghost, .btn-line {
 display: inline-flex; align-items: center; justify-content: center; gap: 8px;
 min-height: 48px; padding: 0 18px; border-radius: 999px; font-weight: 800;
 border: 1px solid transparent; transition: .2s ease; cursor: pointer;
}
.btn-main { background: var(--accent); color: var(--accent-ink); box-shadow: 0 10px 24px rgba(226,163,34,.28); }
.btn-main:hover, .btn-main:focus-visible { transform: translateY(-2px); background: #f0b73a; }
.btn-main:active { transform: translateY(0); }
.btn-ghost { background: transparent; color: var(--brand-deep); border-color: var(--line); }
.btn-ghost:hover, .btn-ghost:focus-visible { background: var(--brand-deep); color: #fff; border-color: var(--brand-deep); }
.btn-line { background: #fff; color: var(--brand-deep); border-color: var(--line); }
.btn-line:hover, .btn-line:focus-visible { border-color: var(--brand); color: var(--brand); box-shadow: var(--shadow-sm); }
.btn-main:focus-visible, .btn-ghost:focus-visible, .btn-line:focus-visible, a:focus-visible, input:focus-visible {
 outline: 3px solid var(--accent); outline-offset: 2px;
}
.badge-hot, .pill {
 display: inline-flex; align-items: center; gap: 6px;
 background: #fde8e2; color: var(--heat); border-radius: 999px;
 font-size: 12px; font-weight: 800; padding: 4px 10px;
}
.pill { background: var(--brand-soft); color: var(--brand-deep); }
.section { padding: var(--space) 0; }
.band-mist { background: linear-gradient(180deg, #f7fbf9 0%, var(--mist) 100%); }
.band-paper { background: var(--paper); }
.cta {
 background:
 linear-gradient(100deg, rgba(8,32,36,.9), rgba(15,90,74,.78)),
 url("/assets/images/f0580e23230de3fe.jpg") center/cover no-repeat;
 color: #fff; border-radius: 30px; padding: 36px;
 display: flex; justify-content: space-between; gap: 20px; align-items: center;
}
.cta h2 { color: #fff; max-width: 640px; }
.cta p { color: #d5e7e2; margin: 0; max-width: 640px; }
.site-footer { background: #071f24; color: #d5e4df; padding: 42px 0 22px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 24px; }
.site-footer strong { color: #fff; display: block; margin-bottom: 8px; }
.site-footer a { color: #f2d48a; font-weight: 700; }
.site-footer a:hover { color: #fff; }
.legal { border-top: 1px solid rgba(255,255,255,.08); margin-top: 22px; padding-top: 16px; color: #9db4ae; font-size: 14px; }
.page-mast { padding: 42px 0 28px; }
.mast-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 28px; align-items: stretch; }
.mast-copy h1 { font-size: clamp(32px, 4.4vw, 52px); max-width: 680px; }
.trust-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.status-card {
 background: var(--paper);
 border: 1px solid var(--line);
 border-radius: var(--radius);
 box-shadow: var(--shadow);
 overflow: hidden;
 display: flex; flex-direction: column;
}
.status-card img { width: 100%; height: 210px; object-fit: cover; }
.status-body { padding: 18px 18px 20px; display: grid; gap: 10px; }
.status-top { display: flex; justify-content: space-between; gap: 10px; align-items: center; }
.status-top strong { font-size: 18px; }
.metric-line {
 display: flex; justify-content: space-between; gap: 12px;
 padding: 10px 0; border-top: 1px solid var(--line); font-weight: 650;
}
.metric-line span { color: var(--muted); font-weight: 600; }
.risk-band { padding-top: 20px; }
.risk-head { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 18px; }
.risk-head p { max-width: 460px; color: var(--muted); margin: 0; }
.risk-list { display: grid; gap: 12px; }
.risk-row {
 display: grid; grid-template-columns: 64px 1.1fr 1.4fr auto; gap: 16px; align-items: center;
 background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 14px 16px;
 transition: .2s ease;
}
.risk-row:hover { transform: translateX(4px); border-color: var(--brand); box-shadow: var(--shadow-sm); }
.risk-ico {
 width: 52px; height: 52px; border-radius: 16px; display: grid; place-items: center;
 background: var(--brand-deep); color: var(--accent); font-size: 18px;
}
.risk-row h3 { font-size: 18px; margin: 0 0 2px; }
.risk-row p { margin: 0; color: var(--muted); }
.layer-grid { display: grid; grid-template-columns: .78fr 1.22fr; gap: 28px; align-items: start; }
.layer-sticky { position: sticky; top: 98px; }
.spec-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.spec {
 background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm);
 padding: 18px; box-shadow: var(--shadow-sm); min-height: 180px;
}
.spec i { color: var(--brand); font-size: 20px; }
.spec h3 { font-size: 18px; margin: 10px 0 6px; }
.spec p { color: var(--muted); margin: 0 0 10px; }
.spec b { display: block; color: var(--brand-deep); font-size: 14px; }
.flow-line { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-top: 8px; position: relative; }
.flow-step {
 background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
 padding: 18px; min-height: 230px; position: relative;
}
.flow-step:hover { box-shadow: var(--shadow); transform: translateY(-3px); transition: .2s ease; }
.step-no {
 width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center;
 background: var(--accent); color: var(--accent-ink); font-weight: 800; margin-bottom: 12px;
}
.flow-step h3 { font-size: 18px; }
.flow-step p { color: var(--muted); margin: 0; }
.proof {
 background:
 linear-gradient(105deg, rgba(7,31,36,.92), rgba(15,90,74,.82)),
 url("/assets/images/81ee204730ed9aff.webp") center/cover no-repeat;
 color: #f4fbf8;
}
.proof-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 28px; align-items: center; }
.proof h2, .proof .kicker { color: #fff; }
.proof .kicker { color: var(--accent); }
.proof p { color: #d5e7e2; }
.stat-board { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.stat {
 background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.12);
 border-radius: 18px; padding: 16px 16px 14px;
}
.stat strong { display: block; font-size: 32px; color: var(--accent); line-height: 1; margin-bottom: 6px; }
.stat span { color: #e7f4ef; font-weight: 650; }
.proof-photo { margin-top: 14px; border-radius: 18px; overflow: hidden; border: 1px solid rgba(255,255,255,.16); }
.proof-photo img { width: 100%; height: 180px; object-fit: cover; }
.voice-grid { display: grid; grid-template-columns: 1.25fr .75fr; gap: 16px; }
.quote {
 background: #fff; border-radius: var(--radius); border: 1px solid var(--line);
 padding: 24px; box-shadow: var(--shadow-sm);
}
.quote.alt { background: var(--brand-deep); color: #f4fbf8; border-color: transparent; }
.quote i { color: var(--accent); font-size: 22px; }
.quote p { font-size: 18px; margin: 12px 0; }
.quote.alt p { color: #e5f3ee; }
.quote small { color: var(--muted); font-weight: 700; }
.quote.alt small { color: #f2d48a; }
.fit-split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 22px; align-items: center; }
.fit-photo { border-radius: 28px; overflow: hidden; min-height: 360px; position: relative; box-shadow: var(--shadow); }
.fit-photo img { width: 100%; height: 100%; min-height: 360px; object-fit: cover; }
.fit-list { display: grid; gap: 12px; }
.fit-list article {
 background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 16px 18px;
 display: grid; grid-template-columns: 46px 1fr; gap: 12px; align-items: start;
}
.fit-list i {
 width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center;
 background: var(--brand-soft); color: var(--brand-deep);
}
.fit-list h3 { font-size: 17px; margin: 0 0 4px; }
.fit-list p { margin: 0; color: var(--muted); }
.log-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 18px; }
.log-card, .side-note {
 background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm);
}
.log-item {
 display: grid; grid-template-columns: 148px 1fr; gap: 14px; padding: 14px;
 border-bottom: 1px solid var(--line);
}
.log-item:last-child { border-bottom: 0; }
.log-item img { width: 148px; height: 104px; object-fit: cover; border-radius: 14px; }
.log-item h3 { font-size: 17px; margin: 4px 0; }
.log-item p { margin: 0; color: var(--muted); font-size: 15px; }
.side-note { padding: 18px; }
.side-note img { width: 100%; height: 168px; object-fit: cover; border-radius: 16px; margin-bottom: 14px; }
.note-line { display: flex; justify-content: space-between; gap: 10px; padding: 10px 0; border-top: 1px solid var(--line); font-weight: 700; }
.note-line span { color: var(--muted); font-weight: 600; }
@media (min-width: 992px) {
 .navbar-toggler { display: none !important; }
 .navbar-collapse { display: flex !important; }
 .has-drop:hover .drop-panel, .has-drop:focus-within .drop-panel { display: block; }
}
@media (max-width: 1024px) {
 .mast-grid, .layer-grid, .proof-grid, .voice-grid, .fit-split, .log-grid { grid-template-columns: 1fr; }
 .layer-sticky { position: static; }
 .flow-line { grid-template-columns: 1fr 1fr; }
 .risk-row { grid-template-columns: 64px 1fr; }
 .risk-row .pill { grid-column: 2; justify-self: start; }
}
@media (max-width: 768px) {
 :root { --space: 48px; }
 .navbar-toggler { display: inline-flex !important; }
 .navbar-collapse { background: #fff; border-top: 1px solid var(--line); }
 .navbar-nav { align-items: stretch; width: 100%; padding: 8px 0 14px; }
 .drop-panel { position: static; display: block; min-width: 0; box-shadow: none; border: 0; padding: 0 0 6px 10px; }
 .nav-item:nth-last-child(-n+2) .drop-panel { right: auto; }
 .foot-grid, .spec-grid, .stat-board, .secure-list { grid-template-columns: 1fr; }
 .cta, .risk-head { display: block; }
 .cta .btn-row { margin-top: 16px; }
 .flow-line { grid-template-columns: 1fr; }
 .log-item { grid-template-columns: 1fr; }
 .log-item img { width: 100%; height: 180px; }
}
@media (max-width: 520px) {
 .wrap { width: min(1140px, calc(100% - 20px)); }
 .brand strong { max-width: 132px; font-size: 13px; }
 .mast-copy h1 { font-size: 30px; }
 .risk-row { grid-template-columns: 1fr; }
 .status-card img, .proof-photo img, .fit-photo, .fit-photo img { min-height: 0; height: 190px; }
 .cta { padding: 22px; border-radius: 20px; }
 .btn-main, .btn-ghost, .btn-line { width: 100%; }
}

/* roulang page: category6 */
:root {
 --ink: #14242b;
 --muted: #5d6d72;
 --bg: #f3f6f4;
 --paper: #ffffff;
 --mist: #e7f1ec;
 --line: #d5e2db;
 --brand: #0f7a62;
 --brand-deep: #08343a;
 --brand-soft: #d9efe6;
 --accent: #e2a322;
 --accent-ink: #3d2a04;
 --heat: #b6402b;
 --shadow: 0 18px 44px rgba(8, 36, 42, .10);
 --shadow-sm: 0 8px 22px rgba(8, 36, 42, .08);
 --radius: 22px;
 --radius-sm: 14px;
 --space: 78px;
 --font: "Be Vietnam Pro", "Segoe UI", sans-serif;
}
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; }
body {
 margin: 0;
 font-family: var(--font);
 color: var(--ink);
 background: var(--bg);
 line-height: 1.7;
 font-size: 16.5px;
 overflow-x: hidden;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
button, input { font-family: inherit; }
p { margin: 0 0 12px; }
h1, h2, h3, h4 { line-height: 1.22; letter-spacing: -0.02em; margin: 0 0 12px; }
.wrap { width: min(1140px, calc(100% - 32px)); margin-inline: auto; }
.container.wrap { width: 100%; max-width: 1140px; }
.site-header {
 position: sticky; top: 0; z-index: 40;
 background: rgba(255,255,255,.94);
 backdrop-filter: blur(14px);
 border-bottom: 1px solid var(--line);
 box-shadow: 0 8px 24px rgba(8,36,42,.04);
}
.nav-shell { min-height: 78px; }
.brand { display: flex; align-items: center; gap: 10px; min-width: 210px; color: var(--ink); }
.brand-badge {
 width: 42px; height: 42px; border-radius: 13px;
 display: grid; place-items: center;
 background: var(--brand-deep); color: var(--accent);
 font-weight: 800; box-shadow: inset 0 0 0 2px rgba(226,163,34,.45);
}
.brand strong { display: block; font-size: 14.5px; line-height: 1.2; max-width: 168px; }
.brand small { display: block; color: var(--muted); font-size: 12px; font-weight: 600; }
.navbar-toggler {
 width: 46px; height: 46px; border-radius: 12px;
 border: 1px solid var(--line) !important; background: #fff !important;
 display: inline-flex; align-items: center; justify-content: center; gap: 5px; flex-direction: column;
 padding: 0; box-shadow: none !important;
}
.navbar-toggler span { display: block; width: 18px; height: 2px; background: var(--brand-deep); border-radius: 2px; }
.navbar-toggler:focus, .navbar-toggler:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.navbar-nav { gap: 2px; align-items: center; }
.nav-link {
 color: var(--ink) !important; font-weight: 650; font-size: 14.5px;
 padding: 8px 10px !important; border-radius: 999px; position: relative;
}
.nav-link:hover, .nav-link:focus-visible { background: var(--mist); color: var(--brand) !important; }
.nav-link.active { background: var(--brand-deep); color: #fff !important; }
.nav-item { position: relative; }
.drop-panel {
 position: absolute; top: calc(100% + 8px); left: 0; min-width: 230px;
 background: #fff; border: 1px solid var(--line); border-radius: 16px;
 box-shadow: var(--shadow); padding: 8px; z-index: 30;
 opacity: 0; visibility: hidden; transform: translateY(6px); transition: .2s ease;
}
.has-drop:hover .drop-panel, .has-drop:focus-within .drop-panel { opacity: 1; visibility: visible; transform: none; }
.drop-panel a {
 display: flex; justify-content: space-between; gap: 8px; align-items: center;
 padding: 10px 12px; border-radius: 12px; font-weight: 600; font-size: 14px; color: var(--ink);
}
.drop-panel a:hover, .drop-panel a:focus-visible { background: var(--mist); color: var(--brand); }
.drop-panel em { font-style: normal; background: #fde8e2; color: var(--heat); border-radius: 999px; padding: 2px 8px; font-size: 11px; font-weight: 800; }
.nav-item:nth-last-child(-n+2) .drop-panel { left: auto; right: 0; }
.lead { font-size: 17.5px; color: var(--muted); max-width: 680px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.btn-main, .btn-ghost, .btn-line {
 display: inline-flex; align-items: center; justify-content: center; gap: 8px;
 min-height: 48px; padding: 0 18px; border-radius: 999px; font-weight: 800;
 border: 1px solid transparent; transition: .2s ease; cursor: pointer;
}
.btn-main { background: var(--accent); color: var(--accent-ink); box-shadow: 0 10px 24px rgba(226,163,34,.28); }
.btn-main:hover, .btn-main:focus-visible { transform: translateY(-2px); background: #f0b73a; color: var(--accent-ink); }
.btn-main:active { transform: translateY(0); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }
.btn-ghost:hover, .btn-ghost:focus-visible { background: #fff; color: var(--brand-deep); }
.btn-line { background: #fff; color: var(--brand-deep); border-color: var(--line); }
.btn-line:hover, .btn-line:focus-visible { border-color: var(--brand); color: var(--brand); box-shadow: var(--shadow-sm); }
.btn-main:focus-visible, .btn-ghost:focus-visible, .btn-line:focus-visible, a:focus-visible, input:focus-visible, button:focus-visible {
 outline: 3px solid var(--accent); outline-offset: 2px;
}
.pill, .badge-hot {
 display: inline-flex; align-items: center; gap: 6px;
 background: var(--brand-soft); color: var(--brand-deep); border-radius: 999px;
 font-size: 12px; font-weight: 800; padding: 4px 10px;
}
.badge-hot { background: #fde8e2; color: var(--heat); }
.site-footer { background: #071f24; color: #d5e4df; padding: 42px 0 22px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 24px; }
.site-footer strong { color: #fff; display: block; margin-bottom: 8px; }
.site-footer p { color: #c9ddd7; margin: 0; }
.site-footer a { color: #f2d48a; font-weight: 700; }
.site-footer a:hover { color: #fff; }
.legal { margin-top: 22px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.12); color: #9db5ae; font-size: 14px; }
.ops-hero {
 position: relative;
 background:
 linear-gradient(105deg, rgba(6,26,30,.9) 8%, rgba(8,52,58,.62) 58%, rgba(8,52,58,.35)),
 url("/assets/images/57b3b1e9cc3ae81c.webp") center/cover no-repeat;
 color: #f4fbf8;
 padding: 54px 0 48px;
}
.ops-hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 34px; align-items: end; }
.ops-hero h1 { font-size: clamp(34px, 4.4vw, 54px); color: #fff; max-width: 680px; }
.ops-hero .lead { color: #d5e7e2; }
.crumb { display: flex; gap: 8px; align-items: center; color: #f2d48a; font-weight: 700; font-size: 13px; margin-bottom: 14px; }
.ops-card {
 background: #fff; color: var(--ink); border-radius: 26px; padding: 22px;
 box-shadow: var(--shadow); border: 1px solid rgba(255,255,255,.4);
}
.ops-card h2 { font-size: 22px; }
.ops-form { display: grid; gap: 10px; }
.ops-form label { font-size: 13px; font-weight: 800; color: var(--brand-deep); }
.ops-form input {
 width: 100%; border: 1px solid var(--line); background: #f7fbf9;
 border-radius: 12px; min-height: 48px; padding: 0 14px; color: var(--ink);
}
.ops-form input:focus { border-color: var(--brand); background: #fff; }
.ops-form button { width: 100%; border: 0; }
.form-note { color: var(--muted); font-size: 13px; margin: 0; }
.meter { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 22px; }
.meter article { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); border-radius: 16px; padding: 12px 14px; }
.meter strong { display: block; color: #fff; font-size: 15px; }
.meter span { color: #c9ddd7; font-size: 13px; }
.band { padding: var(--space) 0; }
.band-mist { background: var(--mist); }
.band-paper { background: var(--paper); }
.band h2 { font-size: clamp(28px, 3vw, 40px); max-width: 740px; }
.section-kicker { color: var(--brand); font-weight: 800; font-size: 13px; letter-spacing: .04em; text-transform: uppercase; margin-bottom: 8px; }
.split-head { display: grid; grid-template-columns: .85fr 1.15fr; gap: 28px; align-items: end; margin-bottom: 26px; }
.map-list { display: grid; gap: 14px; }
.map-item {
 display: grid; grid-template-columns: 168px 1fr auto; gap: 16px; align-items: center;
 background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 12px;
 box-shadow: var(--shadow-sm);
}
.map-item img { width: 168px; height: 112px; object-fit: cover; border-radius: 14px; }
.map-item h3 { font-size: 20px; margin-bottom: 4px; }
.map-item p { color: var(--muted); margin: 0; }
.map-item em { font-style: normal; font-weight: 800; color: var(--brand-deep); background: var(--brand-soft); border-radius: 999px; padding: 8px 12px; white-space: nowrap; }
.flow-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 28px; align-items: start; }
.flow-track { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; counter-reset: buoc; }
.flow-track li {
 counter-increment: buoc; background: var(--bg); border: 1px solid var(--line);
 border-radius: 18px; padding: 16px 16px 16px 72px; position: relative;
}
.flow-track li::before {
 content: counter(buoc); position: absolute; left: 16px; top: 16px;
 width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center;
 background: var(--brand-deep); color: var(--accent); font-weight: 800;
}
.flow-track strong { display: block; font-size: 18px; }
.flow-track span { color: var(--muted); }
.board {
 background:
 linear-gradient(160deg, rgba(7,31,36,.94), rgba(15,90,74,.88)),
 url("/assets/images/81ee204730ed9aff.webp") center/cover no-repeat;
 color: #f4fbf8;
}
.board h2, .board .section-kicker { color: #fff; }
.board .section-kicker { color: #f2d48a; }
.board-intro { max-width: 640px; color: #c9ddd7; }
.spec-grid { margin-top: 26px; display: grid; grid-template-columns: 1.3fr .7fr .7fr; grid-template-rows: auto auto; gap: 14px; }
.spec {
 background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12);
 border-radius: 20px; padding: 18px; min-height: 150px;
}
.spec:first-child { grid-row: 1 / span 2; background: rgba(255,255,255,.1); }
.spec i { color: var(--accent); font-size: 20px; }
.spec strong { display: block; margin: 12px 0 6px; font-size: 28px; color: #fff; }
.spec p { color: #d5e7e2; margin: 0; }
.proof-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 22px; align-items: stretch; }
.proof-photo { position: relative; border-radius: 28px; overflow: hidden; min-height: 420px; box-shadow: var(--shadow); }
.proof-photo img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.proof-photo figcaption {
 position: absolute; left: 16px; right: 16px; bottom: 16px;
 background: rgba(8,36,42,.86); color: #fff; border-radius: 16px; padding: 14px 16px;
}
.quote-stack { display: grid; gap: 14px; }
.quote {
 background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 18px 18px 16px;
 box-shadow: var(--shadow-sm);
}
.quote p { font-size: 17px; margin-bottom: 10px; }
.quote cite { font-style: normal; color: var(--muted); font-weight: 700; font-size: 14px; }
.fit-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.fit-col { border-radius: 26px; overflow: hidden; border: 1px solid var(--line); background: #fff; box-shadow: var(--shadow-sm); }
.fit-col img { width: 100%; height: 210px; object-fit: cover; }
.fit-body { padding: 20px; }
.fit-body ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.fit-body li { display: flex; gap: 8px; align-items: flex-start; }
.fit-body li i { color: var(--brand); margin-top: 4px; }
.feed { display: grid; gap: 12px; }
.feed article {
 display: grid; grid-template-columns: 148px 1fr auto; gap: 16px; align-items: center;
 padding: 12px; border-radius: 18px; background: var(--bg); border: 1px solid var(--line);
}
.feed img { width: 148px; height: 98px; object-fit: cover; border-radius: 12px; }
.feed h3 { font-size: 18px; margin-bottom: 4px; }
.feed p { margin: 0; color: var(--muted); }
.feed time { font-weight: 800; color: var(--brand-deep); font-size: 13px; white-space: nowrap; }
.ops-close {
 background:
 linear-gradient(100deg, rgba(8,32,36,.92), rgba(15,90,74,.78)),
 url("/assets/images/cefd65b3b39669c7.jpg") center/cover no-repeat;
 color: #fff; border-radius: 30px; padding: 34px;
 display: flex; justify-content: space-between; gap: 22px; align-items: center;
}
.ops-close h2 { color: #fff; max-width: 640px; }
.ops-close p { color: #d5e7e2; margin: 0; max-width: 640px; }
@media (max-width: 1024px) {
 .ops-hero-grid, .split-head, .flow-layout, .proof-grid, .fit-grid { grid-template-columns: 1fr; }
 .spec-grid { grid-template-columns: 1fr 1fr; }
 .spec:first-child { grid-row: auto; }
 .map-item { grid-template-columns: 120px 1fr; }
 .map-item img { width: 120px; height: 96px; }
 .map-item em { grid-column: 2; justify-self: start; }
 .feed article { grid-template-columns: 120px 1fr; }
 .feed time { grid-column: 2; }
 .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 991.98px) {
 .navbar-collapse {
 background: #fff; border-top: 1px solid var(--line); padding: 8px 0 16px;
 box-shadow: var(--shadow-sm);
 }
 .navbar-nav { align-items: stretch !important; width: 100%; }
 .drop-panel { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: 0; padding: 0 0 8px 10px; min-width: 0; }
 .nav-item:nth-last-child(-n+2) .drop-panel { left: auto; right: auto; }
}
@media (min-width: 992px) {
 .navbar-toggler { display: none !important; }
}
@media (max-width: 768px) {
 :root { --space: 52px; }
 .meter, .spec-grid, .foot-grid { grid-template-columns: 1fr; }
 .ops-close { flex-direction: column; align-items: flex-start; padding: 24px; }
 .proof-photo { min-height: 280px; }
}
@media (max-width: 520px) {
 .brand { min-width: 0; }
 .brand strong { max-width: 132px; font-size: 13px; }
 .ops-hero { padding: 32px 0 28px; }
 .ops-hero h1 { font-size: 32px; }
 .map-item, .feed article { grid-template-columns: 1fr; }
 .map-item img, .feed img { width: 100%; height: 170px; }
 .map-item em, .feed time { grid-column: auto; }
 .wrap { width: min(1140px, calc(100% - 22px)); }
 .ops-card, .fit-body { padding: 16px; }
}

/* roulang page: category7 */
:root {
 --ink: #14242b;
 --muted: #5d6d72;
 --bg: #f3f6f4;
 --paper: #ffffff;
 --mist: #e7f1ec;
 --line: #d5e2db;
 --brand: #0f7a62;
 --brand-deep: #08343a;
 --brand-soft: #d9efe6;
 --accent: #e2a322;
 --accent-ink: #3d2a04;
 --heat: #b6402b;
 --shadow: 0 18px 44px rgba(8, 36, 42, .10);
 --shadow-sm: 0 8px 22px rgba(8, 36, 42, .08);
 --radius: 22px;
 --radius-sm: 14px;
 --space: 78px;
 --font: "Be Vietnam Pro", "Segoe UI", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 font-family: var(--font);
 color: var(--ink);
 background: var(--bg);
 line-height: 1.7;
 font-size: 16.5px;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
button, input { font-family: inherit; }
p { margin: 0 0 12px; }
h1, h2, h3, h4 { line-height: 1.22; letter-spacing: -.02em; margin: 0 0 12px; }
.wrap { width: min(1140px, calc(100% - 32px)); margin-inline: auto; }
.container.wrap { max-width: 1140px; }
.site-header {
 position: sticky; top: 0; z-index: 40;
 background: rgba(255,255,255,.94);
 backdrop-filter: blur(14px);
 border-bottom: 1px solid var(--line);
 box-shadow: 0 8px 24px rgba(8,36,42,.04);
}
.nav-shell { min-height: 78px; }
.brand { display: flex; align-items: center; gap: 10px; min-width: 210px; color: var(--ink); }
.brand-badge {
 width: 42px; height: 42px; border-radius: 13px;
 display: grid; place-items: center;
 background: var(--brand-deep); color: var(--accent);
 font-weight: 800; box-shadow: inset 0 0 0 2px rgba(226,163,34,.45);
}
.brand strong { display: block; font-size: 14.5px; line-height: 1.2; max-width: 168px; }
.brand small { display: block; color: var(--muted); font-size: 12px; font-weight: 600; }
.navbar-toggler {
 width: 46px; height: 46px; border-radius: 12px;
 border: 1px solid var(--line) !important; background: #fff !important;
 display: none; align-items: center; justify-content: center; gap: 5px; flex-direction: column;
 padding: 0;
}
.navbar-toggler span { display: block; width: 18px; height: 2px; background: var(--brand-deep); border-radius: 2px; }
.navbar-toggler:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.navbar-nav { gap: 2px; align-items: center; }
.nav-link {
 color: var(--ink) !important; font-weight: 600; font-size: 14.5px;
 padding: 8px 10px !important; border-radius: 999px; position: relative;
}
.nav-link:hover, .nav-link:focus-visible { background: var(--mist); color: var(--brand) !important; }
.nav-link.active { background: var(--brand-deep); color: #fff !important; }
.nav-item { position: relative; }
.drop-panel {
 display: none;
 position: absolute;
 top: calc(100% + 8px);
 left: 0;
 min-width: 230px;
 background: #fff;
 border: 1px solid var(--line);
 border-radius: 16px;
 box-shadow: var(--shadow);
 padding: 8px;
 z-index: 30;
}
.drop-panel a {
 display: flex; justify-content: space-between; gap: 8px; align-items: center;
 padding: 10px 12px; border-radius: 12px; font-weight: 600; font-size: 14px;
 color: var(--ink);
}
.drop-panel a:hover, .drop-panel a:focus-visible { background: var(--mist); color: var(--brand); }
.drop-panel em {
 font-style: normal;
 background: #fde8e2;
 color: var(--heat);
 border-radius: 999px;
 font-size: 11px;
 font-weight: 800;
 padding: 2px 7px;
}
.has-drop:hover .drop-panel, .has-drop:focus-within .drop-panel { display: grid; }
.lead { font-size: 17.5px; color: var(--muted); max-width: 680px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.btn-main, .btn-ghost, .btn-line {
 display: inline-flex; align-items: center; justify-content: center; gap: 8px;
 min-height: 48px; padding: 0 18px; border-radius: 999px; font-weight: 800;
 border: 1px solid transparent; transition: .2s ease; cursor: pointer;
}
.btn-main { background: var(--accent); color: var(--accent-ink); box-shadow: 0 10px 24px rgba(226,163,34,.28); }
.btn-main:hover, .btn-main:focus-visible { transform: translateY(-2px); background: #f0b73a; color: var(--accent-ink); }
.btn-main:active { transform: translateY(0); }
.btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }
.btn-ghost:hover, .btn-ghost:focus-visible { background: #fff; color: var(--brand-deep); }
.btn-line { background: #fff; color: var(--brand-deep); border-color: var(--line); }
.btn-line:hover, .btn-line:focus-visible { border-color: var(--brand); color: var(--brand); box-shadow: var(--shadow-sm); }
.btn-main:focus-visible, .btn-ghost:focus-visible, .btn-line:focus-visible, a:focus-visible, button:focus-visible {
 outline: 3px solid var(--accent); outline-offset: 2px;
}
.badge-hot, .pill {
 display: inline-flex; align-items: center; gap: 6px;
 background: #fde8e2; color: var(--heat); border-radius: 999px;
 font-size: 12px; font-weight: 800; padding: 4px 10px;
}
.pill { background: var(--brand-soft); color: var(--brand-deep); }
.site-footer { background: #071f24; color: #d5e4df; padding: 42px 0 22px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 24px; }
.site-footer strong { color: #fff; display: block; margin-bottom: 8px; }
.site-footer p { color: #c9ddd7; margin: 0; }
.site-footer a { color: #f2d48a; font-weight: 700; }
.site-footer a:hover { color: #fff; }
.legal { margin-top: 22px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.08); color: #9eb4ae; font-size: 14px; }
.page-hero {
 position: relative;
 color: #f4fbf8;
 padding: 42px 0 54px;
 background:
  linear-gradient(105deg, rgba(6,26,30,.9), rgba(8,52,58,.62)),
  url("/assets/images/57b3b1e9cc3ae81c.webp") center/cover no-repeat;
}
.crumb { display: flex; gap: 8px; align-items: center; color: #d5e7e2; font-size: 13px; font-weight: 600; margin-bottom: 16px; }
.crumb a { color: #f2d48a; }
.hero-split { display: grid; grid-template-columns: 1.15fr .85fr; gap: 28px; align-items: end; }
.page-hero h1 { font-size: clamp(34px, 4.6vw, 58px); color: #fff; max-width: 680px; }
.page-hero .lead { color: #d5e7e2; }
.kicker {
 display: inline-flex; align-items: center; gap: 8px;
 background: rgba(226,163,34,.16); color: #f6d48a;
 border: 1px solid rgba(242,212,138,.35);
 border-radius: 999px; padding: 5px 12px; font-size: 13px; font-weight: 700; margin-bottom: 14px;
}
.hero-side { display: grid; gap: 12px; }
.shot {
 position: relative; border-radius: 24px; overflow: hidden; min-height: 280px;
 box-shadow: var(--shadow); border: 1px solid rgba(255,255,255,.16);
}
.shot img { width: 100%; height: 320px; object-fit: cover; }
.shot figcaption {
 position: absolute; left: 14px; right: 14px; bottom: 14px;
 background: rgba(7,31,36,.82); color: #fff; border-radius: 16px; padding: 12px 14px;
}
.shot strong { display: block; }
.shot span { color: #c9ddd7; font-size: 13px; }
.mini-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.mini {
 background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.16);
 border-radius: 16px; padding: 14px;
}
.mini b { display: block; color: var(--accent); font-size: 22px; }
.mini span { color: #d5e7e2; font-size: 13px; }
.pulse { background: #fff; border-bottom: 1px solid var(--line); }
.pulse-row { display: grid; grid-template-columns: repeat(4, 1fr); }
.pulse article {
 padding: 18px 18px 18px 0; margin-right: 18px;
 border-right: 1px solid var(--line);
}
.pulse article:last-child { border-right: 0; margin-right: 0; }
.pulse time { display: block; color: var(--brand); font-weight: 800; font-size: 13px; }
.pulse h2 { font-size: 15px; margin: 4px 0; }
.pulse p { color: var(--muted); font-size: 14px; margin: 0; }
.band { padding: var(--space) 0; }
.band-mist { background: linear-gradient(180deg, #f7fbf8, var(--mist)); }
.band h2 { font-size: clamp(28px, 3vw, 40px); }
.eyebrow { color: var(--brand); font-weight: 800; font-size: 13px; letter-spacing: .04em; text-transform: uppercase; margin-bottom: 8px; }
.story-grid { display: grid; grid-template-columns: 1.35fr .75fr; gap: 22px; align-items: stretch; }
.story-main, .side-card, .media-row, .param, .quote, .stat, .mile-item {
 background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm);
}
.story-main { overflow: hidden; }
.story-main img { width: 100%; height: 320px; object-fit: cover; }
.story-copy { padding: 22px 24px 26px; }
.meta-line { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 10px; }
.side-stack { display: grid; gap: 14px; }
.side-card { display: grid; grid-template-columns: 108px 1fr; overflow: hidden; min-height: 148px; transition: .2s ease; }
.side-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: #b7d4c8; }
.side-card img { width: 108px; height: 100%; object-fit: cover; }
.side-card div { padding: 14px 14px 14px 0; }
.side-card h3 { font-size: 16px; }
.side-card p, .story-copy p { color: var(--muted); }
.mile-head { display: flex; justify-content: space-between; gap: 20px; align-items: end; margin-bottom: 22px; }
.mile-list { display: grid; gap: 0; position: relative; }
.mile-item {
 display: grid; grid-template-columns: 120px 1fr 180px; gap: 16px; align-items: center;
 padding: 16px 18px; margin-bottom: 12px; border-radius: 18px;
}
.mile-item time { font-weight: 800; color: var(--brand-deep); }
.mile-item p { margin: 0; color: var(--muted); }
.tag {
 justify-self: end; background: var(--brand-deep); color: #fff;
 border-radius: 999px; padding: 6px 10px; font-size: 12px; font-weight: 800;
}
.desk-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 28px; align-items: center; }
.desk-photo { position: relative; border-radius: 28px; overflow: hidden; min-height: 360px; box-shadow: var(--shadow); }
.desk-photo img { width: 100%; height: 100%; object-fit: cover; min-height: 360px; }
.desk-photo span {
 position: assolute; position: absolute; left: 16px; bottom: 16px;
 background: #fff; color: var(--brand-deep); border-radius: 14px; padding: 10px 12px; font-weight: 800;
}
.param-list { display: grid; gap: 12px; }
.param { display: grid; grid-template-columns: 46px 1fr auto; gap: 12px; align-items: center; padding: 14px 16px; border-radius: 18px; }
.param i {
 width: 46px; height: 46px; border-radius: 14px; display: grid; place-items: center;
 background: var(--brand-soft); color: var(--brand-deep);
}
.param b { display: block; }
.param small { color: var(--muted); }
.param em { font-style: normal; font-weight: 800; color: var(--brand); }
.digest-list { display: grid; gap: 14px; }
.media-row {
 display: grid; grid-template-columns: 210px 1fr auto; gap: 16px; align-items: center;
 padding: 12px; transition: .2s ease;
}
.media-row:hover { transform: translateX(4px); border-color: var(--brand); }
.media-row img { width: 210px; height: 132px; object-fit: cover; border-radius: 16px; }
.media-row h3 { font-size: 20px; }
.media-row p { color: var(--muted); margin: 0; }
.when { color: var(--brand); font-weight: 800; font-size: 13px; white-space: nowrap; }
.notes { background: var(--brand-deep); color: #e7f4ef; }
.notes h2, .notes h3 { color: #fff; }
.note-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 18px; }
.quote { background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.1); color: #e7f4ef; padding: 22px; box-shadow: none; }
.quote p { font-size: 18px; color: #f4fbf8; }
.quote span { color: #f2d48a; font-weight: 700; font-size: 14px; }
.note-side { display: grid; gap: 12px; }
.note-side article { border-left: 3px solid var(--accent); padding: 8px 0 8px 14px; }
.note-side strong { color: #fff; display: block; }
.note-side p { color: #c9ddd7; margin: 0; }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.stat { padding: 20px; }
.stat b { display: block; font-size: 34px; color: var(--brand-deep); letter-spacing: -.03em; }
.stat span { color: var(--muted); display: block; }
.finale {
 background:
  linear-gradient(100deg, rgba(8,32,36,.9), rgba(15,90,74,.78)),
  url("/assets/images/cefd65b3b39669c7.jpg") center/cover no-repeat;
 color: #fff; padding: 28px 0 64px;
}
.finale-box {
 border-radius: 30px; padding: 32px;
 display: grid; grid-template-columns: 1.4fr .8fr; gap: 22px; align-items: center;
 background: rgba(7,31,36,.42); border: 1px solid rgba(255,255,255,.16);
}
.finale h2 { color: #fff; font-size: clamp(28px, 3vw, 40px); }
.finale p { color: #d7ebe4; }
.finale-actions { display: flex; flex-wrap: wrap; gap: 10px; justify-content: flex-end; }
@media (max-width: 1024px) {
 .hero-split, .story-grid, .desk-grid, .note-grid, .finale-box { grid-template-columns: 1fr; }
 .pulse-row, .proof-grid { grid-template-columns: 1fr 1fr; }
 .pulse article { border-right: 0; border-bottom: 1px solid var(--line); margin: 0; padding: 16px 0; }
 .mile-item, .media-row { grid-template-columns: 1fr; }
 .tag, .when, .finale-actions { justify-self: start; }
 .media-row img { width: 100%; height: 190px; }
 .foot-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 992px) {
 .navbar-toggler { display: none !important; }
 .navbar-collapse { display: flex !important; }
}
@media (max-width: 991.98px) {
 .navbar-toggler { display: inline-flex !important; }
 .navbar-collapse {
  background: #fff; border: 1px solid var(--line); border-radius: 18px;
  margin: 8px 0 14px; padding: 10px; box-shadow: var(--shadow-sm);
 }
 .navbar-nav { align-items: stretch; }
 .drop-panel { position: static; display: grid; box-shadow: none; border: 0; min-width: 0; padding: 0 0 8px 10px; }
 .has-drop:hover .drop-panel { display: grid; }
}
@media (max-width: 768px) {
 :root { --space: 52px; }
 .side-card { grid-template-columns: 92px 1fr; }
 .foot-grid { grid-template-columns: 1fr; }
 .shot img { height: 230px; }
}
@media (max-width: 520px) {
 .pulse-row, .proof-grid, .mini-row { grid-template-columns: 1fr; }
 .brand strong { max-width: 140px; }
 .page-hero { padding-top: 28px; }
 .story-main img { height: 210px; }
 .param { grid-template-columns: 46px 1fr; }
 .param em { grid-column: 2; }
 .finale-box { padding: 20px; }
}