/* roulang page: index */
:root {
  --bg: #051f14;
  --bg-soft: #0b2e1e;
  --panel: #0d3826;
  --panel-strong: #12452f;
  --gold: #f59e0b;
  --gold-light: #fcd34d;
  --red: #dc2626;
  --ivory: #f8fafc;
  --mint: #d1fae5;
  --muted: #a3a375;
  --line: rgba(245, 158, 11, 0.30);
  --line-strong: rgba(252, 211, 77, 0.55);
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.30);
  --shadow-gold: 0 12px 36px rgba(245, 158, 11, 0.18);
  --radius: 14px;
  --radius-sm: 9px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ivory);
  background:
    radial-gradient(circle at 12% -8%, rgba(245, 158, 11, 0.10), transparent 30%),
    linear-gradient(180deg, #041a11 0%, var(--bg) 34%, #061a12 100%);
  font-family: "Be Vietnam Pro", Arial, sans-serif;
  line-height: 1.62;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.20;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 42px 42px;
  z-index: -1;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.container { width: min(1180px, calc(100% - 32px)); margin-inline: auto; }
.section { padding: 78px 0; position: relative; }
.section-sm { padding: 52px 0; }
.section-alt {
  background: linear-gradient(180deg, rgba(11,46,30,.40), rgba(5,31,20,.80));
  border-block: 1px solid rgba(245,158,11,.12);
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--gold-light);
  font-size: .73rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
}
.section-title {
  margin: 12px 0 14px;
  font-size: clamp(1.65rem, 3vw, 2.7rem);
  line-height: 1.22;
  font-weight: 900;
  letter-spacing: 0;
}
.section-copy {
  max-width: 760px;
  color: var(--mint);
  font-size: 1rem;
  line-height: 1.68;
}
.btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 11px 20px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-weight: 800;
  transition: transform .20s ease, box-shadow .20s ease, background .20s ease, border-color .20s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:focus-visible, a:focus-visible, input:focus-visible, button:focus-visible {
  outline: 3px solid rgba(252, 211, 77, .65);
  outline-offset: 3px;
}
.btn-primary {
  color: #1b1202;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  box-shadow: var(--shadow-gold);
}
.btn-primary:hover { box-shadow: 0 16px 46px rgba(245, 158, 11, .35); }
.btn-outline {
  color: var(--gold-light);
  border-color: var(--line-strong);
  background: rgba(245, 158, 11, .05);
}
.btn-outline:hover { background: rgba(245, 158, 11, .12); }
.badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--gold-light);
  background: rgba(245, 158, 11, .08);
  font-size: .72rem;
  font-weight: 800;
}
.badge-hot {
  color: #fff;
  border-color: rgba(220, 38, 38, .5);
  background: rgba(220, 38, 38, .80);
}
.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(18,69,47,.88), rgba(7,38,25,.94));
  box-shadow: var(--shadow);
}
.card:hover {
  border-color: var(--line-strong);
  box-shadow: 0 22px 54px rgba(0,0,0,.38), 0 0 0 1px rgba(252,211,77,.08);
}
.card-pad { padding: 22px; }
.divider { height: 1px; background: linear-gradient(90deg, transparent, var(--line-strong), transparent); }
.stat-number {
  font-size: clamp(1.65rem, 3vw, 2.55rem);
  line-height: 1.05;
  font-weight: 900;
  color: var(--gold-light);
}
.muted { color: var(--muted); }
.text-gold { color: var(--gold-light); }
.text-mint { color: var(--mint); }
.progress {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255,255,255,.10);
}
.progress > span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
}
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 60;
  border-bottom: 1px solid rgba(245,158,11,.18);
  background: rgba(4, 24, 15, .88);
  backdrop-filter: blur(16px);
}
.nav-shell {
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 18px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: max-content;
  font-weight: 900;
  line-height: 1.12;
}
.logo-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--gold-light);
  background: radial-gradient(circle, rgba(245,158,11,.25), rgba(5,31,20,.9) 68%);
  box-shadow: var(--shadow-gold);
}
.logo-text { max-width: 260px; font-size: .84rem; }
.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex: 1;
}
.nav-links a {
  padding: 9px 11px;
  border-radius: 8px;
  color: var(--mint);
  font-size: .86rem;
  font-weight: 700;
  transition: .2s ease;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--gold-light);
  background: rgba(245,158,11,.10);
}
.auth-actions { display: flex; align-items: center; gap: 8px; }
.auth-actions .login {
  color: var(--gold-light);
  font-weight: 800;
  padding: 9px 6px;
  white-space: nowrap;
}
.auth-actions .signup {
  padding: 9px 14px;
  border-radius: 9px;
  color: #241600;
  font-weight: 900;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  box-shadow: 0 8px 22px rgba(245,158,11,.20);
  white-space: nowrap;
}
.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--gold-light);
  background: rgba(245,158,11,.05);
}
.mobile-nav {
  display: none;
  border-top: 1px solid var(--line);
  background: rgba(4,24,15,.98);
  padding: 12px 16px 17px;
}
.mobile-nav.open { display: block; }
.mobile-nav a {
  display: block;
  padding: 11px 12px;
  border-radius: 8px;
  color: var(--mint);
}
.mobile-nav a.active, .mobile-nav a:hover {
  color: var(--gold-light);
  background: rgba(245,158,11,.10);
}
.hero {
  position: relative;
  min-height: 760px;
  padding: 150px 0 84px;
  display: flex;
  align-items: center;
  background-image:
    linear-gradient(90deg, rgba(3,20,13,.96) 0%, rgba(3,20,13,.82) 45%, rgba(3,20,13,.62) 100%),
    url('/assets/images/b3adc82e0ba0c5fd.jpg');
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid var(--line);
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 180px;
  background: linear-gradient(180deg, transparent, var(--bg));
  pointer-events: none;
}
.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(380px, 1.05fr);
  gap: 44px;
  align-items: center;
}
.hero h1 {
  margin: 16px 0 18px;
  font-size: clamp(2.1rem, 5vw, 4.45rem);
  line-height: 1.07;
  font-weight: 950;
  letter-spacing: -0.025em;
  text-wrap: balance;
}
.hero-copy {
  max-width: 680px;
  color: var(--mint);
  font-size: 1.04rem;
  line-height: 1.68;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.hero-meta {
  margin-top: 30px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.hero-meta span {
  padding: 8px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--mint);
  background: rgba(5,31,20,.62);
  font-size: .78rem;
}
.compare-shell {
  position: relative;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(5,31,20,.62);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}
.compare-label {
  position: absolute;
  top: -13px;
  left: 22px;
  padding: 5px 11px;
  border-radius: 999px;
  color: #2a1800;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  font-size: .73rem;
  font-weight: 900;
}
.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.compare-pane {
  padding: 18px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.09);
  background: rgba(4,24,15,.76);
}
.compare-pane.after {
  border-color: var(--line-strong);
  background: linear-gradient(145deg, rgba(245,158,11,.14), rgba(11,46,30,.92));
}
.compare-pane h3 { margin: 0 0 12px; font-size: .92rem; letter-spacing: .02em; }
.compare-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 11px; }
.compare-list li { display: flex; gap: 9px; color: var(--mint); font-size: .84rem; line-height: 1.48; }
.compare-list i { margin-top: 4px; color: var(--gold-light); }
.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #21c77a;
  box-shadow: 0 0 0 0 rgba(33,199,122,.6);
  animation: pulse 1.7s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(33,199,122,.6); }
  70% { box-shadow: 0 0 0 10px rgba(33,199,122,0); }
  100% { box-shadow: 0 0 0 0 rgba(33,199,122,0); }
}
.capability-card {
  position: relative;
  overflow: hidden;
  min-height: 218px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(18,69,47,.72), rgba(7,38,25,.94));
}
.capability-card::after {
  content: "";
  position: absolute;
  inset: auto -40px -50px auto;
  width: 130px;
  height: 130px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245,158,11,.18), transparent 68%);
}
.capability-icon {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  color: var(--gold-light);
  background: rgba(245,158,11,.09);
}
.asymmetric-grid {
  display: grid;
  grid-template-columns: 1.12fr .88fr;
  gap: 22px;
  align-items: stretch;
}
.ticker {
  border-left: 3px solid var(--gold);
  padding-left: 18px;
}
.ticker-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 0;
  border-bottom: 1px solid rgba(245,158,11,.14);
}
.ticker-line:last-child { border-bottom: 0; }
.spotlight {
  position: relative;
  min-height: 260px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background-image: linear-gradient(180deg, transparent, rgba(3,20,13,.88)), url('/assets/images/c51896e914e86f09.jpg');
  background-size: cover;
  background-position: center;
}
.spotlight-inner {
  position: absolute;
  inset: auto 0 0;
  padding: 24px;
}
.roadmap {
  display: grid;
  gap: 0;
  border-left: 1px solid var(--line-strong);
  margin-left: 14px;
}
.roadmap-item {
  position: relative;
  padding: 0 0 28px 30px;
}
.roadmap-item:last-child { padding-bottom: 0; }
.roadmap-item::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 5px;
  width: 13px;
  height: 13px;
  border: 2px solid var(--gold);
  border-radius: 50%;
  background: var(--bg);
}
.changelog-row {
  display: grid;
  grid-template-columns: 110px 1fr auto;
  gap: 18px;
  align-items: start;
  padding: 18px 0;
  border-bottom: 1px solid rgba(245,158,11,.14);
}
.changelog-row:last-child { border-bottom: 0; }
.article-feature {
  display: grid;
  grid-template-columns: minmax(0, .72fr) minmax(0, 1.28fr);
  gap: 28px;
}
.article-feature h3 {
  margin: 0 0 16px;
  color: var(--gold-light);
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  line-height: 1.38;
}
.methodology-list { display: grid; gap: 16px; }
.methodology-item {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(11,46,30,.56);
}
.methodology-item p { margin: 8px 0 0; color: var(--mint); line-height: 1.66; }
.category-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.category-card {
  display: block;
  padding: 23px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(18,69,47,.78), rgba(7,38,25,.94));
}
.category-card:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.metric-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
}
.metric-strip > div { padding: 22px; background: rgba(5,31,20,.96); }
.payment-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.payment-chip {
  padding: 16px;
  border: 1px solid rgba(245,158,11,.25);
  border-radius: 11px;
  background: rgba(255,255,255,.035);
  text-align: center;
  font-weight: 850;
}
.scene-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.scene-panel { padding: 24px; background: rgba(11,46,30,.54); }
.scene-panel + .scene-panel { border-left: 1px solid var(--line); }
.cms-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.cms-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(18,69,47,.88), rgba(7,38,25,.96));
  transition: .2s ease;
}
.cms-card:hover { transform: translateY(-4px); border-color: var(--line-strong); }
.cms-image { width: 100%; height: 190px; object-fit: cover; opacity: .86; }
.cms-body { padding: 19px; }
.cms-title {
  margin: 10px 0;
  min-height: 3em;
  font-size: 1.04rem;
  line-height: 1.45;
  font-weight: 850;
}
.cms-excerpt {
  min-height: 4.8em;
  color: var(--mint);
  font-size: .88rem;
  line-height: 1.58;
}
.cms-meta {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--muted);
  font-size: .76rem;
}
.cms-empty {
  grid-column: 1 / -1;
  padding: 36px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  color: var(--mint);
  text-align: center;
}
.newsletter {
  display: grid;
  grid-template-columns: 1fr minmax(310px, .82fr);
  gap: 34px;
  align-items: center;
  padding: 34px;
  border: 1px solid var(--line-strong);
  border-radius: 18px;
  background:
    radial-gradient(circle at 80% 20%, rgba(245,158,11,.18), transparent 35%),
    linear-gradient(140deg, rgba(18,69,47,.96), rgba(5,31,20,.96));
  box-shadow: var(--shadow-gold);
}
.newsletter-form { display: flex; gap: 10px; }
.newsletter-form input {
  flex: 1;
  min-width: 0;
  min-height: 50px;
  padding: 0 15px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ivory);
  background: rgba(3,20,13,.75);
}
.newsletter-form input::placeholder { color: #759985; }
.form-note { margin-top: 10px; color: var(--mint); font-size: .78rem; }
.site-footer {
  border-top: 1px solid var(--line);
  background: #03170f;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.35fr .8fr .8fr;
  gap: 34px;
  padding: 54px 0 30px;
}
.footer-grid h3 { margin: 0 0 14px; font-size: .9rem; color: var(--gold-light); }
.footer-links { display: grid; gap: 9px; }
.footer-links a { color: var(--mint); font-size: .88rem; }
.footer-links a:hover { color: var(--gold-light); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 0 28px;
  border-top: 1px solid rgba(245,158,11,.14);
  color: var(--muted);
  font-size: .78rem;
}
.fab {
  position: fixed;
  left: 16px;
  bottom: 96px;
  z-index: 55;
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border: 2px solid var(--gold);
  border-radius: 50%;
  color: var(--gold-light);
  background: radial-gradient(circle at 35% 30%, #233f33, #071e14 68%);
  box-shadow: 0 10px 30px rgba(245,158,11,.35);
  opacity: .84;
  animation: float 3s ease-in-out infinite;
}
.fab:hover { opacity: 1; transform: scale(1.1); }
.fab:active { transform: scale(.95) translateY(3px); }
.fab::after {
  content: "";
  position: absolute;
  top: 7px;
  right: 5px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 0 2px #fff;
}
@keyframes float {
  0%, 100% { translate: 0 0; }
  50% { translate: 0 -7px; }
}
@media (max-width: 1024px) {
  .nav-links { display: none; }
  .mobile-toggle { display: grid; place-items: center; }
  .nav-shell { justify-content: space-between; }
  .auth-actions { margin-left: auto; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding-top: 132px; }
  .cms-grid, .category-grid { grid-template-columns: repeat(2, 1fr); }
  .metric-strip { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .container { width: min(100% - 24px, 1180px); }
  .section { padding: 60px 0; }
  .logo-text { max-width: 180px; font-size: .72rem; }
  .asymmetric-grid, .article-feature, .newsletter { grid-template-columns: 1fr; }
  .compare-grid { grid-template-columns: 1fr; }
  .changelog-row { grid-template-columns: 1fr; gap: 6px; }
  .payment-grid { grid-template-columns: repeat(2, 1fr); }
  .scene-grid { grid-template-columns: 1fr; }
  .scene-panel + .scene-panel { border-left: 0; border-top: 1px solid var(--line); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .site-header .auth-actions .login { font-size: .72rem; padding-inline: 4px; }
  .site-header .auth-actions .signup { font-size: .72rem; padding: 8px 9px; }
  .logo-mark { width: 34px; height: 34px; }
  .logo-text { max-width: 126px; font-size: .64rem; }
  .mobile-toggle { width: 40px; height: 40px; }
  .hero h1 { font-size: clamp(1.75rem, 10vw, 2.8rem); }
  .hero-actions .btn { width: 100%; }
  .cms-grid, .category-grid, .metric-strip { grid-template-columns: 1fr; }
  .newsletter { padding: 24px; }
  .newsletter-form { flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
}

/* roulang page: article */
:root {
  --bg: #051f14;
  --bg-soft: #0b2e1e;
  --panel: #0d3826;
  --panel-strong: #12452f;
  --gold: #f59e0b;
  --gold-light: #fcd34d;
  --red: #dc2626;
  --ivory: #f8fafc;
  --mint: #d1fae5;
  --muted: #a3a375;
  --line: rgba(245, 158, 11, 0.30);
  --line-strong: rgba(252, 211, 77, 0.55);
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.30);
  --shadow-gold: 0 12px 36px rgba(245, 158, 11, 0.18);
  --radius: 14px;
  --radius-sm: 9px;
}
html { scroll-behavior: smooth; }
*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  color: var(--ivory);
  background:
    radial-gradient(circle at 12% -8%, rgba(245, 158, 11, 0.10), transparent 30%),
    linear-gradient(180deg, #041a11 0%, var(--bg) 34%, #061a12 100%);
  font-family: "Be Vietnam Pro", Arial, sans-serif;
  line-height: 1.62;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.20;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 42px 42px;
  z-index: -1;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.container { width: min(1180px, calc(100% - 32px)); margin-inline: auto; }
.section { padding: 78px 0; position: relative; }
.section-sm { padding: 52px 0; }
.section-alt {
  background: linear-gradient(180deg, rgba(11,46,30,.40), rgba(5,31,20,.80));
  border-block: 1px solid rgba(245,158,11,.12);
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--gold-light);
  font-size: .73rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
}
.section-title {
  margin: 12px 0 14px;
  font-size: clamp(1.65rem, 3vw, 2.7rem);
  line-height: 1.22;
  font-weight: 900;
}
.section-copy {
  max-width: 760px;
  color: var(--mint);
  font-size: 1rem;
  line-height: 1.68;
}
.btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 11px 20px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-weight: 800;
  transition: transform .20s ease, box-shadow .20s ease, background .20s ease, border-color .20s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:focus-visible, a:focus-visible, input:focus-visible, button:focus-visible {
  outline: 3px solid rgba(252, 211, 77, .65);
  outline-offset: 3px;
}
.btn-primary {
  color: #1b1202;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  box-shadow: var(--shadow-gold);
}
.btn-primary:hover { box-shadow: 0 16px 46px rgba(245, 158, 11, .35); }
.btn-outline {
  color: var(--gold-light);
  border-color: var(--line-strong);
  background: rgba(245, 158, 11, .05);
}
.btn-outline:hover { background: rgba(245, 158, 11, .12); }
.badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--gold-light);
  background: rgba(245, 158, 11, .08);
  font-size: .72rem;
  font-weight: 800;
}
.badge-hot {
  color: #fff;
  border-color: rgba(220, 38, 38, .5);
  background: rgba(220, 38, 38, .80);
}
.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(18,69,47,.88), rgba(7,38,25,.94));
  box-shadow: var(--shadow);
  transition: border-color .22s ease, box-shadow .22s ease, transform .22s ease;
}
.card:hover {
  border-color: var(--line-strong);
  box-shadow: 0 22px 54px rgba(0,0,0,.38), 0 0 0 1px rgba(252,211,77,.08);
}
.card-pad { padding: 22px; }
.divider { height: 1px; background: linear-gradient(90deg, transparent, var(--line-strong), transparent); }
.muted { color: var(--muted); }
.text-gold { color: var(--gold-light); }
.text-mint { color: var(--mint); }
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 60;
  border-bottom: 1px solid rgba(245,158,11,.18);
  background: rgba(4, 24, 15, .88);
  backdrop-filter: blur(16px);
}
.nav-shell {
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 18px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: max-content;
  font-weight: 900;
  line-height: 1.12;
}
.logo-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--gold-light);
  background: radial-gradient(circle, rgba(245,158,11,.25), rgba(5,31,20,.9) 68%);
  box-shadow: var(--shadow-gold);
}
.logo-text { max-width: 260px; font-size: .84rem; }
.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex: 1;
}
.nav-links a {
  padding: 9px 11px;
  border-radius: 8px;
  color: var(--mint);
  font-size: .86rem;
  font-weight: 700;
  transition: .2s ease;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--gold-light);
  background: rgba(245,158,11,.10);
}
.nav-cta { display: flex; align-items: center; gap: 9px; }
.nav-cta .login {
  padding: 8px 12px;
  border-radius: 8px;
  color: var(--gold-light);
  font-weight: 800;
  font-size: .85rem;
  border: 1px solid var(--line-strong);
}
.nav-cta .signup {
  padding: 9px 16px;
  border-radius: 9px;
  color: #1b1202;
  font-weight: 900;
  font-size: .85rem;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  box-shadow: var(--shadow-gold);
}
.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--gold-light);
  background: rgba(245,158,11,.05);
}
.mobile-nav {
  display: none;
  border-top: 1px solid var(--line);
  background: rgba(4,24,15,.98);
  padding: 12px 16px 17px;
}
.mobile-nav.open { display: block; }
.mobile-nav a {
  display: block;
  padding: 11px 12px;
  border-radius: 8px;
  color: var(--mint);
}
.mobile-nav a.active, .mobile-nav a:hover {
  color: var(--gold-light);
  background: rgba(245,158,11,.10);
}
.article-hero {
  position: relative;
  padding: 152px 0 56px;
  background-image:
    linear-gradient(90deg, rgba(3,20,13,.96) 0%, rgba(3,20,13,.80) 50%, rgba(3,20,13,.55) 100%),
    url('/assets/images/1359d2e4aa1063c6.jpg');
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid var(--line);
}
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  color: var(--muted);
  font-size: .82rem;
  margin-bottom: 16px;
}
.breadcrumb a { color: var(--gold-light); }
.breadcrumb i { font-size: .62rem; opacity: .7; }
.article-hero h1 {
  margin: 12px 0 18px;
  font-size: clamp(1.7rem, 3.4vw, 2.9rem);
  line-height: 1.2;
  font-weight: 900;
  max-width: 900px;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  color: var(--mint);
  font-size: .84rem;
}
.article-meta span { display: inline-flex; align-items: center; gap: 7px; }
.article-meta i { color: var(--gold-light); }
.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 40px;
  align-items: start;
}
.article-body { min-width: 0; }
.article-body .prose {
  font-size: 1.03rem;
  line-height: 1.78;
  color: var(--mint);
}
.article-body .prose p { margin: 0 0 20px; }
.article-body .prose h2 {
  margin: 40px 0 16px;
  color: var(--ivory);
  font-size: 1.5rem;
  font-weight: 900;
  line-height: 1.3;
  padding-left: 16px;
  border-left: 4px solid var(--gold);
}
.article-body .prose h3 {
  margin: 30px 0 12px;
  color: var(--gold-light);
  font-size: 1.16rem;
  font-weight: 800;
}
.article-body .prose ul { margin: 0 0 22px; padding-left: 22px; }
.article-body .prose li { margin-bottom: 9px; }
.article-body .prose img {
  border-radius: var(--radius);
  border: 1px solid var(--line);
  margin: 22px 0;
}
.article-body .prose a { color: var(--gold-light); border-bottom: 1px solid var(--line-strong); }
.article-body .prose strong { color: var(--ivory); }
.article-lead {
  padding: 20px 22px;
  border-left: 4px solid var(--gold);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(245,158,11,.07);
  color: var(--ivory);
  font-size: 1.06rem;
  font-weight: 600;
  line-height: 1.7;
  margin-bottom: 28px;
}
.sidebar { display: grid; gap: 22px; position: sticky; top: 96px; }
.side-card { padding: 22px; }
.side-card h3 {
  margin: 0 0 16px;
  font-size: .82rem;
  font-weight: 900;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gold-light);
}
.side-list { display: grid; gap: 4px; }
.side-list a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--mint);
  font-size: .9rem;
  font-weight: 600;
  transition: .2s ease;
  border: 1px solid transparent;
}
.side-list a:hover {
  color: var(--gold-light);
  background: rgba(245,158,11,.08);
  border-color: var(--line);
}
.side-list i { color: var(--gold); font-size: .8rem; }
.side-cta {
  padding: 24px 22px;
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(220,38,38,.24), rgba(18,69,47,.9));
  border: 1px solid var(--line-strong);
  text-align: center;
}
.side-cta h3 { color: var(--gold-light); font-size: 1.14rem; margin: 0 0 8px; }
.side-cta p { color: var(--mint); font-size: .88rem; margin: 0 0 16px; }
.fact-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 8px 0 6px;
}
.fact {
  padding: 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: rgba(11,46,30,.55);
}
.fact b { display: block; color: var(--gold-light); font-size: 1.4rem; font-weight: 900; }
.fact span { color: var(--muted); font-size: .8rem; }
.step-list { display: grid; gap: 14px; margin-top: 6px; }
.step-item {
  display: flex;
  gap: 16px;
  padding: 18px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: rgba(11,46,30,.45);
}
.step-num {
  flex: none;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-weight: 900;
  color: #1b1202;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
}
.step-item h3 { margin: 0 0 6px; font-size: 1rem; color: var(--ivory); }
.step-item p { margin: 0; color: var(--mint); font-size: .9rem; }
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(11,46,30,.42);
  margin-bottom: 12px;
  overflow: hidden;
}
.faq-item summary {
  cursor: pointer;
  padding: 16px 20px;
  font-weight: 800;
  color: var(--ivory);
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary i { color: var(--gold-light); transition: transform .22s ease; }
.faq-item[open] summary i { transform: rotate(45deg); }
.faq-item p { margin: 0; padding: 0 20px 18px; color: var(--mint); font-size: .93rem; line-height: 1.7; }
.not-found {
  padding: 40px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(11,46,30,.5);
  text-align: center;
}
.not-found h2 { color: var(--gold-light); font-size: 1.4rem; margin: 0 0 10px; }
.not-found p { color: var(--mint); margin: 0 0 20px; }
.cta-band {
  padding: 44px;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  background: linear-gradient(120deg, rgba(220,38,38,.22), rgba(18,69,47,.92));
  box-shadow: var(--shadow);
  display: grid;
  grid-template-columns: 1.4fr .9fr;
  gap: 30px;
  align-items: center;
}
.cta-band h2 { margin: 8px 0 12px; font-size: clamp(1.4rem, 2.6vw, 2rem); font-weight: 900; }
.cta-band p { margin: 0; color: var(--mint); }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: flex-end; }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.site-footer {
  margin-top: 40px;
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(4,24,15,.6), rgba(3,17,11,.95));
  padding: 58px 0 26px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 38px;
}
.footer-grid h3 {
  margin: 0 0 16px;
  font-size: .8rem;
  font-weight: 900;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gold-light);
}
.footer-links { display: grid; gap: 9px; }
.footer-links a { color: var(--mint); font-size: .9rem; transition: .2s ease; }
.footer-links a:hover { color: var(--gold-light); padding-left: 4px; }
.footer-bottom {
  margin-top: 40px;
  padding-top: 22px;
  border-top: 1px solid rgba(245,158,11,.14);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: .8rem;
}
.fab {
  position: fixed;
  left: 16px;
  bottom: 96px;
  z-index: 50;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: var(--gold-light);
  border: 2px solid var(--gold);
  background: radial-gradient(circle at 32% 28%, rgba(252,211,77,.35), rgba(5,31,20,.96) 70%);
  box-shadow: 0 6px 25px rgba(245,158,11,.35);
  opacity: .85;
  animation: fabFloat 3.4s ease-in-out infinite;
  transition: transform .25s ease, opacity .25s ease;
}
.fab i { font-size: 1.3rem; transition: transform .5s ease; }
.fab:hover { opacity: 1; transform: scale(1.1); }
.fab:hover i { transform: rotate(360deg); }
.fab:active { transform: scale(.95) translateY(3px); }
.fab::after {
  content: "";
  position: absolute;
  top: 4px;
  right: 5px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 0 2px rgba(255,255,255,.9);
  animation: fabPulse 1.6s infinite;
}
@keyframes fabFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}
@keyframes fabPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .55; transform: scale(1.25); }
}
@media (max-width: 1024px) {
  .nav-links { display: none; }
  .mobile-toggle { display: grid; place-items: center; }
  .layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .cta-band { grid-template-columns: 1fr; }
  .cta-actions { justify-content: flex-start; }
}
@media (max-width: 768px) {
  .nav-cta .login { display: inline-flex; }
  .nav-cta .signup { padding: 8px 12px; font-size: .8rem; }
  .logo-text { font-size: .76rem; max-width: 180px; }
  .section { padding: 58px 0; }
  .article-hero { padding: 132px 0 44px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .fact-grid { grid-template-columns: 1fr; }
  .cta-band { padding: 30px 22px; }
}
@media (max-width: 520px) {
  .container { width: calc(100% - 24px); }
  .nav-cta .login { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
  .article-meta { gap: 10px; font-size: .78rem; }
  .step-item { flex-direction: column; }
  .fab { width: 52px; height: 52px; bottom: 86px; }
}

/* roulang page: category2 */
:root{
  --bg:#051f14;
  --bg-soft:#0b2e1e;
  --panel:#0d3826;
  --panel-strong:#12452f;
  --gold:#f59e0b;
  --gold-light:#fcd34d;
  --red:#dc2626;
  --ivory:#f8fafc;
  --mint:#d1fae5;
  --muted:#a3a375;
  --line:rgba(245,158,11,.30);
  --line-strong:rgba(252,211,77,.55);
  --shadow:0 18px 48px rgba(0,0,0,.30);
  --shadow-gold:0 12px 36px rgba(245,158,11,.18);
  --radius:14px;
  --radius-sm:9px;
  --space-1:8px;
  --space-2:14px;
  --space-3:22px;
  --space-4:34px;
  --space-5:52px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  color:var(--ivory);
  background:
    radial-gradient(circle at 12% -8%, rgba(245,158,11,.10), transparent 30%),
    linear-gradient(180deg,#041a11 0%, var(--bg) 34%, #061a12 100%);
  font-family:"Be Vietnam Pro","Segoe UI",Arial,sans-serif;
  line-height:1.62;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  opacity:.20;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size:42px 42px;
  z-index:-1;
}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button,input,select{font:inherit}
button{cursor:pointer}
.container{width:min(1180px,calc(100% - 32px));margin-inline:auto}
.section{padding:78px 0;position:relative}
.section-sm{padding:52px 0}
.section-alt{
  background:linear-gradient(180deg, rgba(11,46,30,.40), rgba(5,31,20,.80));
  border-block:1px solid rgba(245,158,11,.12);
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--gold-light);
  font-size:.73rem;
  font-weight:800;
  letter-spacing:.12em;
  text-transform:uppercase;
}
.eyebrow::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,var(--gold),transparent)}
.section-title{
  margin:12px 0 14px;
  font-size:clamp(1.65rem,3vw,2.6rem);
  line-height:1.22;
  font-weight:900;
}
.section-copy{max-width:760px;color:var(--mint);font-size:1rem;line-height:1.68}
.btn{
  display:inline-flex;
  min-height:48px;
  align-items:center;
  justify-content:center;
  gap:9px;
  padding:11px 20px;
  border-radius:10px;
  border:1px solid transparent;
  font-weight:800;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn:focus-visible,a:focus-visible,input:focus-visible,button:focus-visible,summary:focus-visible{
  outline:3px solid rgba(252,211,77,.65);
  outline-offset:3px;
}
.btn-primary{color:#1b1202;background:linear-gradient(135deg,var(--gold-light),var(--gold));box-shadow:var(--shadow-gold)}
.btn-primary:hover{box-shadow:0 16px 46px rgba(245,158,11,.35)}
.btn-outline{color:var(--gold-light);border-color:var(--line-strong);background:rgba(245,158,11,.05)}
.btn-outline:hover{background:rgba(245,158,11,.13)}
.btn-sm{min-height:40px;padding:8px 14px;font-size:.85rem;border-radius:9px}
.badge{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:5px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  color:var(--gold-light);
  background:rgba(245,158,11,.08);
  font-size:.72rem;
  font-weight:800;
}
.badge-hot{color:#fff;border-color:rgba(220,38,38,.5);background:rgba(220,38,38,.80)}
.card{
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:linear-gradient(145deg, rgba(18,69,47,.88), rgba(7,38,25,.94));
  box-shadow:var(--shadow);
}
.card-pad{padding:22px}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent)}
.muted{color:var(--muted)}
.text-gold{color:var(--gold-light)}
.text-mint{color:var(--mint)}
.mt-4{margin-top:16px}
.mt-5{margin-top:22px}
.mb-0{margin-bottom:0}

/* ---------- Header ---------- */
.site-header{
  position:fixed;
  inset:0 0 auto;
  z-index:60;
  border-bottom:1px solid rgba(245,158,11,.18);
  background:rgba(4,24,15,.88);
  backdrop-filter:blur(16px);
}
.nav-shell{min-height:72px;display:flex;align-items:center;gap:18px}
.logo{display:flex;align-items:center;gap:10px;min-width:max-content;font-weight:900;line-height:1.12}
.logo-mark{
  width:38px;height:38px;display:grid;place-items:center;
  border:1px solid var(--line-strong);border-radius:50%;
  color:var(--gold-light);
  background:radial-gradient(circle, rgba(245,158,11,.25), rgba(5,31,20,.9) 68%);
  box-shadow:var(--shadow-gold);
}
.logo-text{max-width:260px;font-size:.84rem}
.nav-links{display:flex;align-items:center;justify-content:center;gap:4px;flex:1}
.nav-links a{
  padding:9px 11px;border-radius:8px;color:var(--mint);
  font-size:.86rem;font-weight:700;transition:.2s ease;
}
.nav-links a:hover,.nav-links a.active{color:var(--gold-light);background:rgba(245,158,11,.10)}
.nav-links a.active{box-shadow:inset 0 -2px 0 var(--gold)}
.mobile-toggle{
  display:none;width:44px;height:44px;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:9px;color:var(--gold-light);
  background:rgba(245,158,11,.05);
}
.mobile-nav{display:none;border-top:1px solid var(--line);background:rgba(4,24,15,.98);padding:12px 16px 17px}
.mobile-nav.open{display:block}
.mobile-nav a{display:block;padding:11px 12px;border-radius:8px;color:var(--mint);font-weight:700}
.mobile-nav a.active,.mobile-nav a:hover{color:var(--gold-light);background:rgba(245,158,11,.10)}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:150px 0 72px;
  background-image:
    linear-gradient(96deg, rgba(3,20,13,.97) 0%, rgba(3,20,13,.86) 46%, rgba(3,20,13,.60) 100%),
    url('/assets/images/1359d2e4aa1063c6.jpg');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.hero::after{
  content:"";position:absolute;inset:auto 0 0;height:150px;
  background:linear-gradient(180deg,transparent,var(--bg));pointer-events:none;
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;
  grid-template-columns:minmax(0,1.12fr) minmax(320px,.88fr);
  gap:44px;
  align-items:start;
}
.hero h1{
  margin:16px 0 18px;
  font-size:clamp(2rem,4.4vw,3.8rem);
  line-height:1.09;
  font-weight:900;
  letter-spacing:-.02em;
}
.hero-copy{max-width:640px;color:var(--mint);font-size:1.03rem;line-height:1.68}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-spec-list{display:grid;gap:10px;margin-top:28px;max-width:620px}
.hero-spec-list li{display:flex;gap:11px;align-items:flex-start;color:var(--mint);font-size:.94rem}
.hero-spec-list i{color:var(--gold);margin-top:5px}
.hero-panel{position:relative}
.hero-panel h2{font-size:1.02rem;font-weight:900;letter-spacing:.02em;text-transform:uppercase;color:var(--gold-light)}
.param-list{margin-top:18px;border-top:1px solid rgba(245,158,11,.18)}
.param-row{
  display:flex;justify-content:space-between;gap:16px;align-items:baseline;
  padding:12px 0;border-bottom:1px solid rgba(245,158,11,.14);
}
.param-row span{font-size:.83rem;color:var(--muted)}
.param-row strong{font-size:.92rem;color:var(--ivory);text-align:right;font-weight:800}
.hero-metrics{
  position:relative;z-index:2;
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  margin-top:46px;padding-top:26px;border-top:1px solid var(--line);
}
.metric strong{display:block;font-size:1.55rem;font-weight:900;color:var(--gold-light);line-height:1.2}
.metric span{font-size:.82rem;color:var(--mint)}

/* ---------- Split layout ---------- */
.split{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:40px;align-items:start}
.split-reverse{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr)}
.sticky-head{position:sticky;top:104px}
.feature-list{display:grid;gap:16px}
.feature{display:flex;gap:16px;align-items:flex-start;padding:20px 22px;border-left:2px solid var(--line-strong);background:linear-gradient(90deg, rgba(18,69,47,.55), rgba(7,38,25,.15))}
.feature i{font-size:1.2rem;color:var(--gold-light);margin-top:3px}
.feature h3{font-size:1.04rem;font-weight:800;margin-bottom:6px}
.feature p{color:var(--mint);font-size:.93rem;line-height:1.65}

/* ---------- Spec table ---------- */
.spec-table{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:rgba(7,38,25,.55)}
.spec-row{
  display:grid;grid-template-columns:1.5fr 1fr .85fr .6fr;gap:16px;
  align-items:center;padding:18px 20px;border-top:1px solid rgba(245,158,11,.14);
}
.spec-row:first-child{border-top:0}
.spec-row:hover{background:rgba(245,158,11,.06)}
.spec-name{display:flex;align-items:center;gap:13px}
.spec-name i{
  width:38px;height:38px;flex:0 0 38px;display:grid;place-items:center;border-radius:9px;
  border:1px solid var(--line);color:var(--gold-light);background:rgba(245,158,11,.08);
}
.spec-name strong{display:block;font-size:.98rem;font-weight:800}
.spec-name span{display:block;font-size:.79rem;color:var(--muted)}
.spec-cell strong{display:block;font-size:.95rem;color:var(--gold-light);font-weight:800}
.cell-label{display:none;font-size:.72rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}

/* ---------- Steps ---------- */
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{
  position:relative;padding:24px 20px 22px;border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(160deg, rgba(18,69,47,.72), rgba(6,32,21,.92));
  transition:transform .2s ease,border-color .2s ease;
}
.step:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.step-index{
  display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;
  border-radius:50%;border:1px solid var(--line-strong);color:var(--gold-light);
  font-weight:900;font-size:.95rem;background:radial-gradient(circle,rgba(245,158,11,.22),transparent 70%);
}
.step h3{margin:16px 0 8px;font-size:1.02rem;font-weight:800}
.step p{color:var(--mint);font-size:.9rem;line-height:1.64}

/* ---------- Checklist ---------- */
.check-list{display:grid;gap:12px;margin-top:18px}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:.94rem;color:var(--mint);line-height:1.6}
.check-list i{color:var(--gold);margin-top:5px}
.figure-frame{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.figure-frame img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.figure-caption{padding:14px 18px;border-top:1px solid rgba(245,158,11,.16);font-size:.83rem;color:var(--muted);background:rgba(5,31,20,.7)}

/* ---------- Channel matrix ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.channel-card{display:flex;flex-direction:column;overflow:hidden;transition:transform .2s ease,border-color .2s ease}
.channel-card:hover{transform:translateY(-5px);border-color:var(--line-strong)}
.channel-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.channel-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.channel-body h3{font-size:1.08rem;font-weight:900}
.channel-body p{color:var(--mint);font-size:.92rem;line-height:1.64;flex:1}
.channel-link{display:inline-flex;align-items:center;gap:8px;color:var(--gold-light);font-weight:800;font-size:.9rem}
.channel-link i{transition:transform .2s ease}
.channel-card:hover .channel-link i{transform:translateX(5px)}

/* ---------- News ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:26px}
.news-card{padding:22px;display:flex;flex-direction:column;gap:10px;transition:transform .2s ease,border-color .2s ease}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.news-card h3{font-size:1rem;font-weight:800;line-height:1.45}
.news-card h3 a:hover{color:var(--gold-light)}
.news-card p{color:var(--mint);font-size:.9rem;line-height:1.62}
.news-meta{display:flex;gap:12px;flex-wrap:wrap;font-size:.76rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.empty-state{
  margin-top:22px;padding:22px;border:1px dashed var(--line);border-radius:var(--radius);
  color:var(--mint);font-size:.94rem;text-align:left;
}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;gap:12px;margin-top:26px;max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-sm);background:rgba(9,42,29,.72);overflow:hidden}
.faq-item summary{
  cursor:pointer;list-style:none;padding:17px 20px;font-weight:800;font-size:1rem;
  display:flex;justify-content:space-between;gap:16px;align-items:center;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--gold-light);font-size:.85rem}
.faq-item[open] summary::after{content:"\f068"}
.faq-item[open] summary{color:var(--gold-light)}
.faq-item p{padding:0 20px 20px;color:var(--mint);font-size:.93rem;line-height:1.68}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;border:1px solid var(--line-strong);border-radius:var(--radius);overflow:hidden;
  background-image:linear-gradient(100deg, rgba(3,20,13,.95) 30%, rgba(3,20,13,.55) 100%), url('/assets/images/eeafbd11e676c04a.jpg');
  background-size:cover;background-position:center;
  padding:44px 42px;
  display:grid;grid-template-columns:minmax(0,1.2fr) minmax(240px,.8fr);gap:30px;align-items:center;
  box-shadow:var(--shadow-gold);
}
.cta-band h2{font-size:clamp(1.5rem,2.6vw,2.2rem);font-weight:900;line-height:1.2;margin-bottom:12px}
.cta-band p{color:var(--mint);font-size:.98rem;max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}

/* ---------- Footer ---------- */
.site-footer{margin-top:20px;border-top:1px solid var(--line);background:linear-gradient(180deg, rgba(6,32,21,.9), rgba(3,18,12,.98))}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:38px;padding:56px 0 34px}
.footer-grid h3{font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-light);margin-bottom:16px}
.footer-links{display:grid;gap:10px}
.footer-links a{color:var(--mint);font-size:.9rem;transition:.2s ease}
.footer-links a:hover{color:var(--gold-light);transform:translateX(3px)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:18px 0 28px;border-top:1px solid rgba(245,158,11,.16);
  font-size:.8rem;color:var(--muted);
}
.site-footer p{color:var(--mint);font-size:.92rem;line-height:1.68}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;
  border:2px solid var(--gold);
  color:var(--gold-light);
  background:radial-gradient(circle at 35% 30%, rgba(252,211,77,.35), rgba(6,24,16,.96) 70%);
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  animation:fabFloat 3.4s ease-in-out infinite;
  transition:transform .25s ease,opacity .25s ease;
  opacity:.85;
}
.fab:hover{transform:scale(1.1);opacity:1}
.fab:active{transform:scale(.95) translateY(3px)}
.fab i{font-size:1.3rem;transition:transform .6s ease}
.fab:hover i{transform:rotate(360deg)}
.fab-dot{
  position:absolute;top:4px;right:4px;width:14px;height:14px;border-radius:50%;
  background:var(--red);box-shadow:0 0 0 2px #fff;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
@media (prefers-reduced-motion:reduce){
  .fab{animation:none}
  *{transition:none !important}
}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .nav-links{display:none}
  .mobile-toggle{display:flex;margin-left:auto}
  .hero{padding-top:124px}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .split,.split-reverse{grid-template-columns:1fr;gap:28px}
  .sticky-head{position:static}
  .step-grid{grid-template-columns:repeat(2,1fr)}
  .channel-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
  .cta-band{grid-template-columns:1fr;padding:34px 28px}
  .cta-actions{justify-content:flex-start}
  .hero-metrics{grid-template-columns:repeat(2,1fr);gap:22px}
  .spec-row{grid-template-columns:1.3fr 1fr;row-gap:12px}
}
@media (max-width:768px){
  .section{padding:60px 0}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding:44px 0 28px}
  .step-grid{grid-template-columns:1fr}
  .channel-grid,.news-grid{grid-template-columns:1fr}
  .logo-text{max-width:200px;font-size:.78rem}
}
@media (max-width:520px){
  .container{width:min(1180px,calc(100% - 24px))}
  .hero{padding:112px 0 56px}
  .hero h1{font-size:1.72rem}
  .hero-cta .btn{width:100%}
  .hero-metrics{grid-template-columns:1fr 1fr;gap:16px}
  .spec-row{grid-template-columns:1fr;row-gap:10px;padding:16px}
  .cell-label{display:block}
  .spec-cell strong{margin-top:2px}
  .cta-band{padding:26px 20px;border-radius:12px}
  .footer-bottom{flex-direction:column;gap:8px}
  .fab{width:50px;height:50px;bottom:88px;left:12px}
}

/* roulang page: category1 */
:root {
      --bg: #051f14;
      --bg-soft: #0b2e1e;
      --panel: #0d3826;
      --panel-strong: #12452f;
      --gold: #f59e0b;
      --gold-light: #fcd34d;
      --red: #dc2626;
      --ivory: #f8fafc;
      --mint: #d1fae5;
      --muted: #a3a375;
      --line: rgba(245, 158, 11, 0.30);
      --line-strong: rgba(252, 211, 77, 0.55);
      --shadow: 0 18px 48px rgba(0, 0, 0, 0.30);
      --shadow-gold: 0 12px 36px rgba(245, 158, 11, 0.18);
      --radius: 14px;
      --radius-sm: 9px;
    }

    *,
    *::before,
    *::after {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      color: var(--ivory);
      background:
        radial-gradient(circle at 12% -8%, rgba(245, 158, 11, 0.10), transparent 30%),
        linear-gradient(180deg, #041a11 0%, var(--bg) 34%, #061a12 100%);
      font-family: "Be Vietnam Pro", Arial, sans-serif;
      line-height: 1.62;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      opacity: 0.20;
      background-image:
        linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
      background-size: 42px 42px;
      z-index: -1;
    }

    ::selection {
      color: #201303;
      background: var(--gold-light);
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    img {
      display: block;
      max-width: 100%;
    }

    button,
    input {
      font: inherit;
    }

    button,
    a {
      -webkit-tap-highlight-color: transparent;
    }

    .container {
      width: min(1180px, calc(100% - 32px));
      margin-inline: auto;
    }

    .section {
      padding: 78px 0;
      position: relative;
    }

    .section-sm {
      padding: 52px 0;
    }

    .section-alt {
      background: linear-gradient(180deg, rgba(11, 46, 30, 0.40), rgba(5, 31, 20, 0.80));
      border-block: 1px solid rgba(245, 158, 11, 0.12);
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--gold-light);
      font-size: 0.73rem;
      font-weight: 800;
      letter-spacing: 0.12em;
      text-transform: uppercase;
    }

    .eyebrow::before {
      content: "";
      width: 26px;
      height: 1px;
      background: linear-gradient(90deg, var(--gold), transparent);
    }

    .section-title {
      margin: 12px 0 14px;
      font-size: clamp(1.65rem, 3vw, 2.7rem);
      line-height: 1.22;
      font-weight: 900;
      letter-spacing: 0;
    }

    .section-copy {
      max-width: 760px;
      color: var(--mint);
      font-size: 1rem;
      line-height: 1.68;
    }

    .btn {
      display: inline-flex;
      min-height: 48px;
      align-items: center;
      justify-content: center;
      gap: 9px;
      padding: 11px 20px;
      border-radius: 10px;
      border: 1px solid transparent;
      font-weight: 800;
      cursor: pointer;
      transition: transform 0.20s ease, box-shadow 0.20s ease, background 0.20s ease, border-color 0.20s ease;
    }

    .btn:hover {
      transform: translateY(-2px);
    }

    .btn:active {
      transform: translateY(0) scale(0.98);
    }

    .btn:focus-visible,
    a:focus-visible,
    input:focus-visible,
    button:focus-visible {
      outline: 3px solid rgba(252, 211, 77, 0.65);
      outline-offset: 3px;
    }

    .btn-primary {
      color: #1b1202;
      background: linear-gradient(135deg, var(--gold-light), var(--gold));
      box-shadow: var(--shadow-gold);
    }

    .btn-primary:hover {
      box-shadow: 0 16px 46px rgba(245, 158, 11, 0.35);
    }

    .btn-outline {
      color: var(--gold-light);
      border-color: var(--line-strong);
      background: rgba(245, 158, 11, 0.05);
    }

    .btn-outline:hover {
      background: rgba(245, 158, 11, 0.12);
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 5px 10px;
      border-radius: 999px;
      border: 1px solid var(--line);
      color: var(--gold-light);
      background: rgba(245, 158, 11, 0.08);
      font-size: 0.72rem;
      font-weight: 800;
      white-space: nowrap;
    }

    .badge-hot {
      color: #fff;
      border-color: rgba(220, 38, 38, 0.50);
      background: rgba(220, 38, 38, 0.80);
    }

    .card {
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: linear-gradient(145deg, rgba(18, 69, 47, 0.88), rgba(7, 38, 25, 0.94));
      box-shadow: var(--shadow);
      transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
    }

    .card:hover {
      transform: translateY(-4px);
      border-color: var(--line-strong);
      box-shadow: 0 22px 54px rgba(0, 0, 0, 0.38), 0 0 0 1px rgba(252, 211, 77, 0.08);
    }

    .card-pad {
      padding: 22px;
    }

    .divider {
      height: 1px;
      background: linear-gradient(90deg, transparent, var(--line-strong), transparent);
    }

    .muted {
      color: var(--muted);
    }

    .text-gold {
      color: var(--gold-light);
    }

    .text-mint {
      color: var(--mint);
    }

    .site-header {
      position: fixed;
      inset: 0 0 auto;
      z-index: 60;
      border-bottom: 1px solid rgba(245, 158, 11, 0.18);
      background: rgba(4, 24, 15, 0.88);
      backdrop-filter: blur(16px);
    }

    .nav-shell {
      min-height: 72px;
      display: flex;
      align-items: center;
      gap: 18px;
    }

    .logo {
      display: flex;
      align-items: center;
      gap: 10px;
      min-width: max-content;
      font-weight: 900;
      line-height: 1.12;
    }

    .logo-mark {
      width: 38px;
      height: 38px;
      display: grid;
      place-items: center;
      flex: 0 0 auto;
      border: 1px solid var(--line-strong);
      border-radius: 50%;
      color: var(--gold-light);
      background: radial-gradient(circle, rgba(245, 158, 11, 0.25), rgba(5, 31, 20, 0.90) 68%);
      box-shadow: var(--shadow-gold);
    }

    .logo-text {
      max-width: 260px;
      font-size: 0.84rem;
    }

    .nav-links {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 4px;
      flex: 1;
    }

    .nav-links a {
      padding: 9px 11px;
      border-radius: 8px;
      color: var(--mint);
      font-size: 0.86rem;
      font-weight: 700;
      transition: color 0.2s ease, background 0.2s ease;
    }

    .nav-links a:hover,
    .nav-links a.active {
      color: var(--gold-light);
      background: rgba(245, 158, 11, 0.10);
    }

    .mobile-toggle {
      display: none;
      width: 44px;
      height: 44px;
      margin-left: auto;
      border: 1px solid var(--line);
      border-radius: 9px;
      color: var(--gold-light);
      background: rgba(245, 158, 11, 0.05);
      cursor: pointer;
    }

    .mobile-nav {
      display: none;
      border-top: 1px solid var(--line);
      background: rgba(4, 24, 15, 0.98);
      padding: 12px 16px 17px;
    }

    .mobile-nav.open {
      display: block;
    }

    .mobile-nav a {
      display: block;
      padding: 11px 12px;
      border-radius: 8px;
      color: var(--mint);
    }

    .mobile-nav a.active,
    .mobile-nav a:hover {
      color: var(--gold-light);
      background: rgba(245, 158, 11, 0.10);
    }

    .hero {
      position: relative;
      min-height: 790px;
      padding: 148px 0 82px;
      display: flex;
      align-items: center;
      background-image:
        linear-gradient(90deg, rgba(3, 20, 13, 0.97) 0%, rgba(3, 20, 13, 0.84) 46%, rgba(3, 20, 13, 0.62) 100%),
        url('/assets/images/b3adc82e0ba0c5fd.jpg');
      background-size: cover;
      background-position: center;
      border-bottom: 1px solid var(--line);
    }

    .hero::after {
      content: "";
      position: absolute;
      inset: auto 0 0;
      height: 180px;
      background: linear-gradient(180deg, transparent, var(--bg));
      pointer-events: none;
    }

    .hero-grid {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: minmax(0, 1.03fr) minmax(410px, 0.97fr);
      gap: 46px;
      align-items: center;
    }

    .hero h1 {
      margin: 16px 0 18px;
      font-size: clamp(2.25rem, 4.8vw, 4.35rem);
      line-height: 1.07;
      font-weight: 900;
      letter-spacing: -0.025em;
      text-wrap: balance;
      overflow-wrap: anywhere;
    }

    .hero-lead {
      margin: 0;
      max-width: 720px;
      color: var(--mint);
      font-size: clamp(1rem, 1.45vw, 1.12rem);
      line-height: 1.68;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 27px;
    }

    .hero-stats {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      margin-top: 30px;
      max-width: 680px;
    }

    .hero-stat {
      padding: 14px 14px 13px;
      border-left: 2px solid var(--gold);
      background: linear-gradient(90deg, rgba(245, 158, 11, 0.08), transparent);
    }

    .hero-stat strong {
      display: block;
      color: var(--gold-light);
      font-size: 1.18rem;
      line-height: 1.22;
    }

    .hero-stat span {
      display: block;
      margin-top: 3px;
      color: var(--mint);
      font-size: 0.76rem;
      line-height: 1.45;
    }

    .hero-stage {
      position: relative;
    }

    .stage-frame {
      position: relative;
      overflow: hidden;
      border: 1px solid var(--line-strong);
      border-radius: var(--radius);
      background: rgba(5, 31, 20, 0.88);
      box-shadow: 0 28px 72px rgba(0, 0, 0, 0.44), 0 0 36px rgba(245, 158, 11, 0.10);
    }

    .stage-media {
      position: relative;
      aspect-ratio: 16 / 10;
      overflow: hidden;
    }

    .stage-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      filter: saturate(1.05) contrast(1.04);
      transition: transform 0.55s ease;
    }

    .stage-frame:hover .stage-media img {
      transform: scale(1.045);
    }

    .stage-media::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(3, 20, 13, 0.08), rgba(3, 20, 13, 0.84));
    }

    .stage-live {
      position: absolute;
      left: 16px;
      top: 16px;
      z-index: 2;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 10px;
      border: 1px solid rgba(255, 255, 255, 0.18);
      border-radius: 999px;
      background: rgba(5, 31, 20, 0.78);
      backdrop-filter: blur(12px);
      color: #fff;
      font-size: 0.73rem;
      font-weight: 800;
    }

    .live-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #22c55e;
      box-shadow: 0 0 0 5px rgba(34, 197, 94, 0.13);
      animation: pulseLive 1.8s ease-in-out infinite;
    }

    @keyframes pulseLive {
      0%, 100% {
        transform: scale(1);
        opacity: 1;
      }
      50% {
        transform: scale(0.82);
        opacity: 0.65;
      }
    }

    .stage-content {
      position: relative;
      z-index: 2;
      margin-top: -82px;
      padding: 22px;
      background: linear-gradient(180deg, transparent, rgba(4, 24, 15, 0.98) 28%);
    }

    .stage-title {
      margin: 0;
      font-size: 1.22rem;
      font-weight: 900;
      line-height: 1.32;
    }

    .countdown {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 8px;
      margin-top: 16px;
    }

    .countdown-unit {
      padding: 11px 8px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      text-align: center;
      background: rgba(13, 56, 38, 0.80);
    }

    .countdown-unit strong {
      display: block;
      color: var(--gold-light);
      font-size: 1.34rem;
      line-height: 1;
      font-variant-numeric: tabular-nums;
    }

    .countdown-unit span {
      display: block;
      margin-top: 5px;
      color: var(--muted);
      font-size: 0.66rem;
      font-weight: 800;
      text-transform: uppercase;
    }

    .heat-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      margin-top: 15px;
      color: var(--mint);
      font-size: 0.78rem;
    }

    .progress-track {
      height: 7px;
      margin-top: 8px;
      overflow: hidden;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.08);
    }

    .progress-fill {
      width: 86%;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--red), var(--gold), var(--gold-light));
      box-shadow: 0 0 18px rgba(245, 158, 11, 0.44);
    }

    .notify-form {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 8px;
      margin-top: 18px;
    }

    .notify-form input {
      width: 100%;
      min-height: 46px;
      padding: 10px 13px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      color: var(--ivory);
      background: rgba(5, 31, 20, 0.82);
      outline: none;
    }

    .notify-form input::placeholder {
      color: rgba(209, 250, 229, 0.56);
    }

    .notify-form input:focus {
      border-color: var(--gold-light);
      box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.13);
    }

    .notify-message {
      min-height: 20px;
      margin: 8px 0 0;
      color: var(--gold-light);
      font-size: 0.75rem;
    }

    .value-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.98fr);
      gap: 44px;
      align-items: start;
    }

    .gold-list {
      display: grid;
      gap: 12px;
      margin: 23px 0 0;
      padding: 0;
      list-style: none;
    }

    .gold-list li {
      position: relative;
      padding-left: 28px;
      color: var(--mint);
      line-height: 1.62;
    }

    .gold-list li::before {
      content: "\f005";
      position: absolute;
      left: 0;
      top: 4px;
      color: var(--gold-light);
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      font-size: 0.78rem;
    }

    .value-board {
      position: relative;
      overflow: hidden;
      padding: 26px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background:
        linear-gradient(135deg, rgba(220, 38, 38, 0.10), transparent 44%),
        linear-gradient(145deg, rgba(18, 69, 47, 0.94), rgba(5, 31, 20, 0.97));
      box-shadow: var(--shadow);
    }

    .value-board::before {
      content: "";
      position: absolute;
      width: 180px;
      height: 180px;
      right: -80px;
      top: -80px;
      border: 1px solid rgba(252, 211, 77, 0.20);
      border-radius: 50%;
      box-shadow: 0 0 0 34px rgba(245, 158, 11, 0.025), 0 0 0 68px rgba(245, 158, 11, 0.018);
    }

    .board-label {
      position: relative;
      z-index: 1;
      color: var(--muted);
      font-size: 0.72rem;
      font-weight: 800;
      letter-spacing: 0.10em;
      text-transform: uppercase;
    }

    .board-number {
      position: relative;
      z-index: 1;
      margin: 12px 0 7px;
      color: var(--gold-light);
      font-size: clamp(2.4rem, 5vw, 4.3rem);
      font-weight: 900;
      line-height: 0.98;
      font-variant-numeric: tabular-nums;
    }

    .board-caption {
      position: relative;
      z-index: 1;
      margin: 0;
      color: var(--mint);
      line-height: 1.62;
    }

    .mini-metrics {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 10px;
      margin-top: 24px;
    }

    .mini-metric {
      padding: 13px;
      border: 1px solid rgba(245, 158, 11, 0.20);
      border-radius: var(--radius-sm);
      background: rgba(5, 31, 20, 0.52);
    }

    .mini-metric strong {
      display: block;
      color: var(--gold-light);
      font-size: 1.05rem;
    }

    .mini-metric span {
      display: block;
      margin-top: 2px;
      color: var(--muted);
      font-size: 0.72rem;
    }

    .feature-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 18px;
      margin-top: 34px;
    }

    .feature-item {
      position: relative;
      min-height: 238px;
      padding: 24px 20px;
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: linear-gradient(160deg, rgba(18, 69, 47, 0.82), rgba(7, 38, 25, 0.88));
      transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
    }

    .feature-item:hover {
      transform: translateY(-5px);
      border-color: var(--line-strong);
      box-shadow: var(--shadow-gold);
    }

    .feature-item:nth-child(2),
    .feature-item:nth-child(4) {
      transform: translateY(18px);
    }

    .feature-item:nth-child(2):hover,
    .feature-item:nth-child(4):hover {
      transform: translateY(13px);
    }

    .feature-icon {
      width: 48px;
      height: 48px;
      display: grid;
      place-items: center;
      border: 1px solid var(--line-strong);
      border-radius: 12px;
      color: var(--gold-light);
      background: rgba(245, 158, 11, 0.08);
      font-size: 1.1rem;
    }

    .feature-item h3 {
      margin: 18px 0 9px;
      font-size: 1.08rem;
      line-height: 1.38;
      font-weight: 800;
    }

    .feature-item p {
      margin: 0;
      color: var(--mint);
      font-size: 0.90rem;
      line-height: 1.65;
    }

    .feature-index {
      position: absolute;
      right: 16px;
      top: 12px;
      color: rgba(252, 211, 77, 0.16);
      font-size: 2.8rem;
      font-weight: 900;
      line-height: 1;
    }

    .spin-layout {
      display: grid;
      grid-template-columns: minmax(340px, 0.94fr) minmax(0, 1.06fr);
      gap: 46px;
      align-items: center;
    }

    .showcase-image {
      position: relative;
      overflow: hidden;
      border: 1px solid var(--line-strong);
      border-radius: var(--radius);
      box-shadow: 0 26px 68px rgba(0, 0, 0, 0.40);
    }

    .showcase-image img {
      width: 100%;
      aspect-ratio: 4 / 3;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

    .showcase-image:hover img {
      transform: scale(1.05);
    }

    .showcase-image::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, transparent 42%, rgba(4, 24, 15, 0.76));
      pointer-events: none;
    }

    .image-caption {
      position: absolute;
      left: 18px;
      right: 18px;
      bottom: 17px;
      z-index: 2;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
    }

    .image-caption strong {
      font-size: 1rem;
    }

    .round-summary {
      display: grid;
      gap: 0;
      margin-top: 25px;
      border-top: 1px solid var(--line);
    }

    .round-row {
      display: grid;
      grid-template-columns: 80px minmax(0, 1fr) auto;
      gap: 16px;
      align-items: center;
      padding: 17px 0;
      border-bottom: 1px solid rgba(245, 158, 11, 0.16);
    }

    .round-row strong:first-child {
      color: var(--gold-light);
      font-size: 0.86rem;
    }

    .round-row span {
      color: var(--mint);
      font-size: 0.90rem;
    }

    .round-row b {
      color: var(--gold-light);
      font-size: 0.82rem;
      white-space: nowrap;
    }

    .scenario-grid {
      display: grid;
      grid-template-columns: 1.18fr 0.91fr 0.91fr;
      gap: 18px;
      margin-top: 34px;
    }

    .scenario {
      padding: 25px;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: linear-gradient(155deg, rgba(18, 69, 47, 0.88), rgba(7, 38, 25, 0.94));
      box-shadow: var(--shadow);
    }

    .scenario:first-child {
      background:
        linear-gradient(180deg, rgba(4, 24, 15, 0.44), rgba(4, 24, 15, 0.92)),
        url('/assets/images/1359d2e4aa1063c6.jpg') center/cover;
    }

    .scenario-number {
      color: var(--gold-light);
      font-size: 0.72rem;
      font-weight: 900;
      letter-spacing: 0.12em;
    }

    .scenario h3 {
      margin: 17px 0 10px;
      font-size: 1.22rem;
      line-height: 1.36;
    }

    .scenario p {
      margin: 0;
      color: var(--mint);
      line-height: 1.67;
    }

    .scenario-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 7px;
      margin-top: 20px;
    }

    .timeline-shell {
      display: grid;
      grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
      gap: 48px;
      align-items: start;
      margin-top: 34px;
    }

    .timeline-intro {
      position: sticky;
      top: 102px;
    }

    .timeline-intro h3 {
      margin: 0 0 12px;
      font-size: 1.4rem;
    }

    .timeline-intro p {
      margin: 0;
      color: var(--mint);
    }

    .timeline {
      position: relative;
      display: grid;
      gap: 0;
    }

    .timeline::before {
      content: "";
      position: absolute;
      left: 16px;
      top: 8px;
      bottom: 8px;
      width: 1px;
      background: linear-gradient(180deg, var(--gold-light), rgba(245, 158, 11, 0.10));
    }

    .timeline-row {
      position: relative;
      display: grid;
      grid-template-columns: 34px minmax(0, 1fr) auto;
      gap: 16px;
      align-items: start;
      padding: 0 0 29px;
    }

    .timeline-row:last-child {
      padding-bottom: 0;
    }

    .timeline-dot {
      position: relative;
      z-index: 2;
      width: 33px;
      height: 33px;
      display: grid;
      place-items: center;
      border: 1px solid var(--line-strong);
      border-radius: 50%;
      color: var(--gold-light);
      background: #082a1c;
      font-size: 0.73rem;
      font-weight: 900;
    }

    .timeline-row h3 {
      margin: 3px 0 6px;
      font-size: 1rem;
      line-height: 1.4;
    }

    .timeline-row p {
      margin: 0;
      color: var(--mint);
      font-size: 0.88rem;
    }

    .timeline-tag {
      padding: 5px 9px;
      border: 1px solid var(--line);
      border-radius: 999px;
      color: var(--gold-light);
      background: rgba(245, 158, 11, 0.07);
      font-size: 0.69rem;
      font-weight: 800;
      white-space: nowrap;
    }

    .payment-layout {
      display: grid;
      grid-template-columns: minmax(0, 1.04fr) minmax(330px, 0.96fr);
      gap: 46px;
      align-items: center;
    }

    .payment-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 11px;
      margin-top: 26px;
    }

    .payment-item {
      display: flex;
      align-items: center;
      gap: 12px;
      min-height: 74px;
      padding: 14px;
      border: 1px solid rgba(245, 158, 11, 0.22);
      border-radius: var(--radius-sm);
      background: rgba(5, 31, 20, 0.60);
      transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
    }

    .payment-item:hover {
      transform: translateY(-3px);
      border-color: var(--line-strong);
      background: rgba(245, 158, 11, 0.08);
    }

    .payment-icon {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      flex: 0 0 auto;
      border-radius: 10px;
      color: var(--gold-light);
      background: rgba(245, 158, 11, 0.10);
      font-size: 1.04rem;
    }

    .payment-item strong {
      display: block;
      font-size: 0.90rem;
      line-height: 1.3;
    }

    .payment-item span {
      display: block;
      margin-top: 3px;
      color: var(--muted);
      font-size: 0.70rem;
      line-height: 1.35;
    }

    .payment-visual {
      position: relative;
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: var(--radius);
      background: var(--panel);
      box-shadow: var(--shadow);
    }

    .payment-visual img {
      width: 100%;
      aspect-ratio: 4 / 3;
      object-fit: cover;
      opacity: 0.80;
    }

    .payment-status {
      position: absolute;
      left: 18px;
      right: 18px;
      bottom: 18px;
      padding: 15px;
      border: 1px solid rgba(252, 211, 77, 0.35);
      border-radius: var(--radius-sm);
      background: rgba(4, 24, 15, 0.86);
      backdrop-filter: blur(14px);
    }

    .status-line {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      color: var(--mint);
      font-size: 0.76rem;
    }

    .status-line + .status-line {
      margin-top: 7px;
    }

    .status-line strong {
      color: var(--gold-light);
    }

    .testimonial-grid {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr 0.9fr;
      gap: 18px;
      margin-top: 34px;
      align-items: start;
    }

    .quote {
      padding: 24px;
      border-top: 2px solid var(--gold);
      background: linear-gradient(180deg, rgba(245, 158, 11, 0.07), rgba(5, 31, 20, 0.36));
    }

    .quote:nth-child(2) {
      padding-top: 32px;
      padding-bottom: 32px;
      border: 1px solid var(--line);
      border-top-width: 2px;
      border-radius: var(--radius);
      background: linear-gradient(145deg, rgba(18, 69, 47, 0.88), rgba(7, 38, 25, 0.94));
      box-shadow: var(--shadow);
    }

    .quote-stars {
      color: var(--gold-light);
      letter-spacing: 0.14em;
      font-size: 0.76rem;
    }

    .quote blockquote {
      margin: 16px 0 18px;
      color: var(--mint);
      font-size: 0.96rem;
      line-height: 1.68;
    }

    .quote-author {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .author-mark {
      width: 36px;
      height: 36px;
      display: grid;
      place-items: center;
      flex: 0 0 auto;
      border: 1px solid var(--line);
      border-radius: 50%;
      color: var(--gold-light);
      background: rgba(245, 158, 11, 0.08);
      font-weight: 900;
    }

    .quote-author strong {
      display: block;
      font-size: 0.84rem;
    }

    .quote-author span {
      display: block;
      color: var(--muted);
      font-size: 0.69rem;
    }

    .faq-layout {
      display: grid;
      grid-template-columns: minmax(250px, 0.72fr) minmax(0, 1.28fr);
      gap: 48px;
      align-items: start;
    }

    .faq-list {
      display: grid;
      gap: 10px;
    }

    .faq-item {
      overflow: hidden;
      border: 1px solid rgba(245, 158, 11, 0.22);
      border-radius: var(--radius-sm);
      background: rgba(7, 38, 25, 0.70);
      transition: border-color 0.2s ease, background 0.2s ease;
    }

    .faq-item[open] {
      border-color: var(--line-strong);
      background: rgba(18, 69, 47, 0.76);
    }

    .faq-item summary {
      position: relative;
      padding: 17px 48px 17px 18px;
      cursor: pointer;
      list-style: none;
      font-weight: 800;
      line-height: 1.48;
    }

    .faq-item summary::-webkit-details-marker {
      display: none;
    }

    .faq-item summary::after {
      content: "+";
      position: absolute;
      right: 18px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--gold-light);
      font-size: 1.25rem;
      font-weight: 500;
      transition: transform 0.2s ease;
    }

    .faq-item[open] summary::after {
      transform: translateY(-50%) rotate(45deg);
    }

    .faq-answer {
      padding: 0 18px 18px;
      color: var(--mint);
      font-size: 0.91rem;
      line-height: 1.68;
    }

    .final-cta {
      position: relative;
      overflow: hidden;
      padding: 42px;
      border: 1px solid var(--line-strong);
      border-radius: var(--radius);
      background:
        linear-gradient(90deg, rgba(4, 24, 15, 0.95), rgba(4, 24, 15, 0.64)),
        url('/assets/images/99f44d031c69c666.jpg') center/cover;
      box-shadow: var(--shadow);
    }

    .final-cta::before {
      content: "";
      position: absolute;
      width: 260px;
      height: 260px;
      right: -90px;
      top: -120px;
      border: 1px solid rgba(252, 211, 77, 0.22);
      border-radius: 50%;
      box-shadow: 0 0 0 46px rgba(245, 158, 11, 0.025), 0 0 0 92px rgba(245, 158, 11, 0.018);
    }

    .cta-grid {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(330px, 0.78fr);
      gap: 38px;
      align-items: center;
    }

    .final-cta h2 {
      margin: 10px 0 12px;
      font-size: clamp(1.7rem, 3vw, 2.55rem);
      line-height: 1.22;
    }

    .final-cta p {
      margin: 0;
      max-width: 650px;
      color: var(--mint);
    }

    .contact-card {
      padding: 21px;
      border: 1px solid rgba(252, 211, 77, 0.34);
      border-radius: var(--radius-sm);
      background: rgba(4, 24, 15, 0.84);
      backdrop-filter: blur(12px);
    }

    .contact-card h3 {
      margin: 0 0 8px;
      font-size: 1.03rem;
    }

    .contact-card p {
      font-size: 0.83rem;
    }

    .site-footer {
      border-top: 1px solid var(--line);
      background: #03170f;
      padding-top: 54px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.35fr) 0.75fr 0.75fr;
      gap: 48px;
    }

    .footer-grid p {
      max-width: 580px;
      color: var(--mint);
      line-height: 1.65;
    }

    .footer-grid h3 {
      margin: 0 0 15px;
      color: var(--gold-light);
      font-size: 0.83rem;
      font-weight: 800;
      letter-spacing: 0.08em;
      text-transform: uppercase;
    }

    .footer-links {
      display: grid;
      gap: 9px;
    }

    .footer-links a {
      color: var(--mint);
      font-size: 0.86rem;
      transition: color 0.2s ease, transform 0.2s ease;
    }

    .footer-links a:hover {
      color: var(--gold-light);
      transform: translateX(3px);
    }

    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      margin-top: 44px;
      padding: 19px 0 24px;
      border-top: 1px solid rgba(245, 158, 11, 0.16);
      color: var(--muted);
      font-size: 0.73rem;
    }

    .fab {
      position: fixed;
      left: 16px;
      bottom: 96px;
      z-index: 50;
      width: 56px;
      height: 56px;
      display: grid;
      place-items: center;
      border: 2px solid var(--gold);
      border-radius: 50%;
      color: var(--gold-light);
      background: radial-gradient(circle at 35% 30%, #8f4f0a, #2b1702 62%, #0c0802);
      box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
      opacity: 0.82;
      transition: transform 0.25s ease, opacity 0.25s ease, box-shadow 0.25s ease;
      animation: fabFloat 2.8s ease-in-out infinite;
    }

    .fab:hover {
      transform: scale(1.10);
      opacity: 1;
      box-shadow: 0 9px 34px rgba(245, 158, 11, 0.52);
    }

    .fab:active {
      transform: scale(0.95) translateY(4px);
    }

    .fab i {
      transition: transform 0.45s ease;
    }

    .fab:hover i {
      transform: rotate(360deg);
    }

    .fab::after {
      content: "";
      position: absolute;
      width: 9px;
      height: 9px;
      right: 0;
      top: 0;
      border: 2px solid #fff;
      border-radius: 50%;
      background: var(--red);
      box-shadow: 0 0 12px rgba(220, 38, 38, 0.68);
    }

    @keyframes fabFloat {
      0%, 100% {
        transform: translateY(0);
      }
      50% {
        transform: translateY(-5px);
      }
    }

    @media (max-width: 1080px) {
      .nav-shell {
        gap: 10px;
      }

      .logo-text {
        max-width: 190px;
        font-size: 0.76rem;
      }

      .nav-links a {
        padding-inline: 8px;
        font-size: 0.78rem;
      }

      .hero-grid,
      .spin-layout,
      .value-layout,
      .payment-layout {
        grid-template-columns: 1fr;
      }

      .hero {
        min-height: auto;
      }

      .hero-stage {
        max-width: 760px;
      }

      .feature-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .feature-item:nth-child(2),
      .feature-item:nth-child(4) {
        transform: none;
      }

      .feature-item:nth-child(2):hover,
      .feature-item:nth-child(4):hover {
        transform: translateY(-5px);
      }

      .scenario-grid {
        grid-template-columns: 1fr 1fr;
      }

      .scenario:first-child {
        grid-column: 1 / -1;
      }

      .testimonial-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .testimonial-grid .quote:nth-child(2) {
        grid-row: span 2;
      }
    }

    @media (max-width: 820px) {
      .nav-links {
        display: none;
      }

      .mobile-toggle {
        display: grid;
        place-items: center;
      }

      .section {
        padding: 62px 0;
      }

      .section-sm {
        padding: 44px 0;
      }

      .hero {
        padding-top: 128px;
      }

      .timeline-shell,
      .faq-layout,
      .cta-grid {
        grid-template-columns: 1fr;
      }

      .timeline-intro {
        position: static;
      }

      .testimonial-grid {
        grid-template-columns: 1fr;
      }

      .testimonial-grid .quote:nth-child(2) {
        grid-row: auto;
        padding: 24px;
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }

      .footer-grid > div:first-child {
        grid-column: 1 / -1;
      }
    }

    @media (max-width: 560px) {
      .container {
        width: min(100% - 24px, 1180px);
      }

      .logo-mark {
        width: 35px;
        height: 35px;
      }

      .logo-text {
        max-width: 156px;
        font-size: 0.68rem;
      }

      .hero {
        padding: 116px 0 62px;
      }

      .hero h1 {
        font-size: clamp(1.9rem, 10.2vw, 2.72rem);
      }

      .hero-actions {
        display: grid;
      }

      .hero-actions .btn {
        width: 100%;
      }

      .hero-stats {
        grid-template-columns: 1fr;
      }

      .notify-form {
        grid-template-columns: 1fr;
      }

      .notify-form .btn {
        width: 100%;
      }

      .feature-grid,
      .scenario-grid,
      .payment-grid {
        grid-template-columns: 1fr;
      }

      .scenario:first-child {
        grid-column: auto;
      }

      .round-row {
        grid-template-columns: 62px minmax(0, 1fr);
      }

      .round-row b {
        grid-column: 2;
      }

      .timeline-row {
        grid-template-columns: 34px minmax(0, 1fr);
      }

      .timeline-tag {
        grid-column: 2;
        justify-self: start;
      }

      .final-cta {
        padding: 28px 20px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
      }

      .footer-grid > div:first-child {
        grid-column: auto;
      }

      .footer-bottom {
        align-items: flex-start;
        flex-direction: column;
      }

      .fab {
        left: 12px;
        bottom: 88px;
        width: 52px;
        height: 52px;
      }
    }

/* roulang page: category3 */
:root {
  --bg: #051f14;
  --bg-soft: #0b2e1e;
  --panel: #0d3826;
  --panel-strong: #12452f;
  --gold: #f59e0b;
  --gold-light: #fcd34d;
  --red: #dc2626;
  --ivory: #f8fafc;
  --mint: #d1fae5;
  --muted: #a3a375;
  --line: rgba(245, 158, 11, 0.30);
  --line-strong: rgba(252, 211, 77, 0.55);
  --shadow: 0 18px 48px rgba(0, 0, 0, 0.30);
  --shadow-gold: 0 12px 36px rgba(245, 158, 11, 0.18);
  --radius: 14px;
  --radius-sm: 9px;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ivory);
  background:
    radial-gradient(circle at 12% -8%, rgba(245, 158, 11, 0.10), transparent 30%),
    linear-gradient(180deg, #041a11 0%, var(--bg) 34%, #061a12 100%);
  font-family: "Be Vietnam Pro", "Segoe UI", Arial, sans-serif;
  line-height: 1.62;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.20;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 42px 42px;
  z-index: -1;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.container { width: min(1180px, calc(100% - 32px)); margin-inline: auto; }
.section { padding: 78px 0; position: relative; }
.section-sm { padding: 52px 0; }
.section-alt {
  background: linear-gradient(180deg, rgba(11,46,30,.40), rgba(5,31,20,.80));
  border-block: 1px solid rgba(245,158,11,.12);
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--gold-light);
  font-size: .73rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: linear-gradient(90deg, var(--gold), transparent);
}
.section-title {
  margin: 12px 0 14px;
  font-size: clamp(1.65rem, 3vw, 2.55rem);
  line-height: 1.22;
  font-weight: 900;
  letter-spacing: -.01em;
}
.section-copy {
  max-width: 780px;
  color: var(--mint);
  font-size: 1rem;
  line-height: 1.68;
  margin: 0;
}
.section-head { margin-bottom: 38px; }
.section-head.split {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  gap: 34px;
  align-items: end;
}
.btn {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 11px 20px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-weight: 800;
  cursor: pointer;
  transition: transform .20s ease, box-shadow .20s ease, background .20s ease, border-color .20s ease, color .20s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn:focus-visible, a:focus-visible, input:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 3px solid rgba(252, 211, 77, .65);
  outline-offset: 3px;
}
.btn-primary {
  color: #1b1202;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  box-shadow: var(--shadow-gold);
}
.btn-primary:hover { box-shadow: 0 16px 46px rgba(245, 158, 11, .35); }
.btn-outline {
  color: var(--gold-light);
  border-color: var(--line-strong);
  background: rgba(245, 158, 11, .05);
}
.btn-outline:hover { background: rgba(245, 158, 11, .12); }
.btn-ghost {
  color: var(--mint);
  border-color: rgba(209, 250, 229, .22);
  background: transparent;
}
.btn-ghost:hover { color: var(--gold-light); border-color: var(--line-strong); }
.btn-sm { min-height: 40px; padding: 8px 14px; font-size: .82rem; border-radius: 9px; }
.badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--gold-light);
  background: rgba(245, 158, 11, .08);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .02em;
}
.badge-hot {
  color: #fff;
  border-color: rgba(220, 38, 38, .5);
  background: rgba(220, 38, 38, .80);
}
.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(18,69,47,.88), rgba(7,38,25,.94));
  box-shadow: var(--shadow);
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.card:hover {
  border-color: var(--line-strong);
  box-shadow: 0 22px 54px rgba(0,0,0,.38), 0 0 0 1px rgba(252,211,77,.08);
}
.card-pad { padding: 24px; }
.divider { height: 1px; background: linear-gradient(90deg, transparent, var(--line-strong), transparent); }
.muted { color: var(--muted); }
.text-gold { color: var(--gold-light); }
.text-mint { color: var(--mint); }
.mt-5 { margin-top: 20px; }
.mb-0 { margin-bottom: 0; }

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 60;
  border-bottom: 1px solid rgba(245,158,11,.18);
  background: rgba(4, 24, 15, .88);
  backdrop-filter: blur(16px);
}
.nav-shell {
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 18px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: max-content;
  font-weight: 900;
  line-height: 1.12;
}
.logo-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--gold-light);
  background: radial-gradient(circle, rgba(245,158,11,.25), rgba(5,31,20,.9) 68%);
  box-shadow: var(--shadow-gold);
}
.logo-text { max-width: 250px; font-size: .84rem; }
.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex: 1;
}
.nav-links a {
  padding: 9px 11px;
  border-radius: 8px;
  color: var(--mint);
  font-size: .86rem;
  font-weight: 700;
  transition: .2s ease;
  white-space: nowrap;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--gold-light);
  background: rgba(245,158,11,.10);
}
.nav-actions { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--gold-light);
  background: rgba(245,158,11,.05);
  cursor: pointer;
}
.mobile-nav {
  display: none;
  border-top: 1px solid var(--line);
  background: rgba(4,24,15,.98);
  padding: 12px 16px 17px;
}
.mobile-nav.open { display: block; }
.mobile-nav a {
  display: block;
  padding: 11px 12px;
  border-radius: 8px;
  color: var(--mint);
  font-weight: 700;
}
.mobile-nav a.active, .mobile-nav a:hover {
  color: var(--gold-light);
  background: rgba(245,158,11,.10);
}

/* Hero */
.hero {
  position: relative;
  padding: 148px 0 0;
  background-image:
    linear-gradient(100deg, rgba(3,20,13,.97) 0%, rgba(3,20,13,.86) 46%, rgba(3,20,13,.58) 100%),
    url('/assets/images/eeafbd11e676c04a.jpg');
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid var(--line);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(340px, .94fr);
  gap: 44px;
  align-items: start;
}
.hero h1 {
  margin: 16px 0 18px;
  font-size: clamp(2rem, 4.4vw, 3.55rem);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -.02em;
}
.hero-copy {
  max-width: 650px;
  color: var(--mint);
  font-size: 1.02rem;
  margin: 0;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.spec-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  list-style: none;
  margin: 26px 0 0;
  padding: 0;
}
.spec-strip li {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--gold-light);
  background: rgba(245,158,11,.07);
  font-size: .8rem;
  font-weight: 700;
}
.hero-panel { padding: 26px; }
.hero-panel h2 {
  margin: 0 0 16px;
  font-size: 1rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gold-light);
  font-weight: 900;
}
.panel-row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(245,158,11,.22);
  font-size: .88rem;
}
.panel-row:last-of-type { border-bottom: 0; }
.panel-row span { color: var(--muted); }
.panel-row strong { color: var(--ivory); text-align: right; }
.hero-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}
.metric-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(245,158,11,.06);
  padding: 14px;
}
.metric-card b {
  display: block;
  font-size: 1.24rem;
  font-weight: 900;
  color: var(--gold-light);
  line-height: 1.2;
}
.metric-card span { font-size: .78rem; color: var(--mint); }
.stat-band {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius) var(--radius) 0 0;
  border-bottom: 0;
  overflow: hidden;
}
.stat-band > div {
  background: rgba(6,32,21,.94);
  padding: 22px 20px;
}
.stat-band b {
  display: block;
  font-size: clamp(1.18rem, 2.3vw, 1.68rem);
  font-weight: 900;
  color: var(--gold-light);
  line-height: 1.2;
}
.stat-band span { font-size: .84rem; color: var(--mint); }

/* Value grid */
.value-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}
.value-card { position: relative; overflow: hidden; }
.value-card::after {
  content: "";
  position: absolute;
  inset: auto -40px -60px auto;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(245,158,11,.20), transparent 68%);
  pointer-events: none;
}
.value-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  border: 1px solid var(--line-strong);
  color: var(--gold-light);
  background: rgba(245,158,11,.10);
  font-size: 1.05rem;
  margin-bottom: 16px;
}
.value-card h3 { margin: 0 0 10px; font-size: 1.12rem; font-weight: 900; }
.value-card p { margin: 0; color: var(--mint); font-size: .94rem; }
.value-card ul { margin: 14px 0 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.value-card ul li {
  display: flex;
  gap: 9px;
  align-items: flex-start;
  font-size: .88rem;
  color: var(--mint);
}
.value-card ul li i { color: var(--gold-light); margin-top: 4px; font-size: .7rem; }

/* Feature grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.feature-item {
  border-top: 2px solid rgba(245,158,11,.45);
  padding: 22px 20px 20px;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  background: linear-gradient(180deg, rgba(18,69,47,.55), rgba(6,32,21,.85));
  border-inline: 1px solid rgba(245,158,11,.14);
  border-bottom: 1px solid rgba(245,158,11,.14);
  transition: transform .2s ease, border-color .2s ease;
}
.feature-item:hover { transform: translateY(-4px); border-color: var(--line-strong); }
.feature-item h3 {
  margin: 0 0 9px;
  font-size: 1.02rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  gap: 9px;
}
.feature-item h3 i { color: var(--gold-light); font-size: .95rem; }
.feature-item p { margin: 0; color: var(--mint); font-size: .9rem; }
.feature-item .tag { margin-top: 14px; }

/* Case split */
.case-split {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  gap: 40px;
  align-items: start;
}
.case-media {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.case-media img { width: 100%; height: 320px; object-fit: cover; }
.case-list { display: grid; gap: 18px; }
.case-row {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 16px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(245,158,11,.16);
}
.case-row:last-child { border-bottom: 0; padding-bottom: 0; }
.case-num {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  color: var(--gold-light);
  font-weight: 900;
  background: rgba(245,158,11,.08);
}
.case-row h3 { margin: 4px 0 8px; font-size: 1.05rem; font-weight: 900; }
.case-row p { margin: 0; color: var(--mint); font-size: .93rem; }

/* Demo */
.demo-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: 40px;
  align-items: center;
}
.demo-shot {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.demo-shot img { width: 100%; height: 380px; object-fit: cover; }
.demo-shot .badge-hot {
  position: absolute;
  top: 16px;
  left: 16px;
}
.demo-specs { display: grid; gap: 16px; }
.demo-spec {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
}
.demo-spec i {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: var(--gold-light);
  background: rgba(245,158,11,.12);
  border: 1px solid var(--line);
  font-size: .82rem;
}
.demo-spec h3 { margin: 3px 0 6px; font-size: 1rem; font-weight: 900; }
.demo-spec p { margin: 0; color: var(--mint); font-size: .9rem; }

/* Stories */
.story-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}
.story-card { padding: 24px; }
.story-amount {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--gold-light);
  line-height: 1.2;
}
.story-card h3 { margin: 14px 0 8px; font-size: 1rem; font-weight: 900; }
.story-card p { margin: 0; color: var(--mint); font-size: .9rem; }
.story-meta {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed rgba(245,158,11,.24);
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: .78rem;
  color: var(--muted);
}

/* Tier table */
.table-scroll { overflow-x: auto; border-radius: var(--radius); }
.tier-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(7,34,23,.85);
}
.tier-table thead th {
  text-align: left;
  padding: 16px 18px;
  font-size: .78rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gold-light);
  background: rgba(245,158,11,.10);
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
.tier-table tbody td {
  padding: 16px 18px;
  font-size: .9rem;
  color: var(--mint);
  border-bottom: 1px solid rgba(245,158,11,.14);
  vertical-align: middle;
}
.tier-table tbody tr:last-child td { border-bottom: 0; }
.tier-table tbody tr:hover td { background: rgba(245,158,11,.05); }
.tier-table td strong { color: var(--ivory); font-weight: 800; }
.tier-name {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 900;
  color: var(--gold-light);
}
.tier-name i { font-size: .85rem; }

/* Reviews */
.review-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.review-card { padding: 24px; }
.review-stars { color: var(--gold-light); font-size: .82rem; letter-spacing: .16em; }
.review-card p { margin: 12px 0 0; color: var(--mint); font-size: .93rem; }
.review-author {
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 11px;
  font-size: .84rem;
  color: var(--ivory);
  font-weight: 700;
}
.review-avatar {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: rgba(245,158,11,.10);
  color: var(--gold-light);
  font-weight: 900;
  font-size: .8rem;
}

/* FAQ */
.faq-list { display: grid; gap: 12px; max-width: 900px; }
.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(7,34,23,.80);
  padding: 4px 18px;
  transition: border-color .2s ease, background .2s ease;
}
.faq-item[open] { border-color: var(--line-strong); background: rgba(18,69,47,.55); }
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 16px 0;
  font-weight: 800;
  font-size: .98rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "\f067";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  color: var(--gold-light);
  font-size: .78rem;
  flex: none;
}
.faq-item[open] summary::after { content: "\f068"; }
.faq-item p { margin: 0 0 18px; color: var(--mint); font-size: .92rem; }

/* CTA */
.cta-band {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 88% 12%, rgba(245,158,11,.18), transparent 46%),
    linear-gradient(135deg, rgba(18,69,47,.94), rgba(5,31,20,.96));
  box-shadow: var(--shadow);
  padding: 40px;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  gap: 34px;
  align-items: center;
}
.cta-band h2 {
  margin: 10px 0 12px;
  font-size: clamp(1.5rem, 2.6vw, 2.15rem);
  font-weight: 900;
  line-height: 1.22;
}
.cta-band p { margin: 0; color: var(--mint); font-size: .96rem; }
.cta-form { display: grid; gap: 12px; }
.cta-form label {
  font-size: .78rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gold-light);
  font-weight: 800;
}
.cta-form input {
  width: 100%;
  min-height: 50px;
  padding: 12px 15px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(4,24,15,.75);
  color: var(--ivory);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.cta-form input::placeholder { color: rgba(163,163,117,.85); }
.cta-form input:focus { border-color: var(--line-strong); box-shadow: 0 0 0 3px rgba(245,158,11,.14); outline: none; }
.cta-note { font-size: .78rem; color: var(--muted); }

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(5,31,20,.65), #04170f);
  padding-top: 56px;
  margin-top: 20px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 34px;
  padding-bottom: 34px;
}
.site-footer h3 {
  margin: 0 0 14px;
  font-size: .82rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gold-light);
}
.site-footer p { color: var(--mint); font-size: .9rem; line-height: 1.66; }
.footer-links { display: grid; gap: 9px; }
.footer-links a { color: var(--mint); font-size: .89rem; transition: color .2s ease, transform .2s ease; }
.footer-links a:hover { color: var(--gold-light); transform: translateX(3px); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  border-top: 1px solid rgba(245,158,11,.18);
  padding: 16px 0 26px;
  color: var(--muted);
  font-size: .82rem;
}

/* FAB */
.fab {
  position: fixed;
  left: 16px;
  bottom: 96px;
  z-index: 50;
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 2px solid var(--gold-light);
  color: #241703;
  background: radial-gradient(circle at 34% 28%, #fde68a, var(--gold) 58%, #b45309 100%);
  box-shadow: 0 6px 25px rgba(245,158,11,.35);
  opacity: .86;
  cursor: pointer;
  transition: transform .22s ease, opacity .22s ease, box-shadow .22s ease;
  animation: fabFloat 3.8s ease-in-out infinite;
}
.fab i { font-size: 1.15rem; }
.fab:hover, .fab:focus-visible {
  animation: none;
  opacity: 1;
  transform: scale(1.1);
  box-shadow: 0 10px 34px rgba(245,158,11,.5);
}
.fab:hover i { animation: fabSpin .8s ease; }
.fab:active { transform: scale(.95) translateY(3px); }
.fab-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 0 2px #fff;
}
@keyframes fabFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
@keyframes fabSpin {
  from { transform: rotate(0); }
  to { transform: rotate(360deg); }
}

@media (max-width: 1024px) {
  .nav-links { display: none; }
  .mobile-toggle { display: grid; }
  .hero { padding-top: 132px; }
  .hero-grid { grid-template-columns: 1fr; gap: 34px; }
  .value-grid, .feature-grid, .story-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .case-split, .demo-grid, .cta-band { grid-template-columns: 1fr; gap: 28px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stat-band { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .section-head.split { grid-template-columns: 1fr; gap: 14px; }
}
@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .value-grid, .feature-grid, .story-grid, .review-grid { grid-template-columns: 1fr; }
  .case-media img, .demo-shot img { height: 260px; }
  .cta-band { padding: 28px 22px; }
  .hero-metrics { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
}
@media (max-width: 520px) {
  .container { width: calc(100% - 24px); }
  .hero { padding-top: 118px; }
  .logo-text { font-size: .72rem; max-width: 132px; }
  .btn-sm { min-height: 36px; padding: 7px 10px; font-size: .74rem; }
  .stat-band { grid-template-columns: 1fr; }
  .panel-row { flex-direction: column; gap: 4px; }
  .panel-row strong { text-align: left; }
  .footer-bottom { flex-direction: column; }
}