/* roulang page: index */
:root {
    --bg: #051F14;
    --bg2: #0B2E1E;
    --bg3: #0F3A26;
    --gold: #F59E0B;
    --gold2: #FCD34D;
    --gold3: #FDE68A;
    --dragon: #DC2626;
    --text: #F8FAFC;
    --mint: #D1FAE5;
    --muted: #A3A375;
    --line: rgba(245, 158, 11, 0.22);
    --radius-lg: 22px;
    --radius-md: 16px;
    --radius-sm: 10px;
    --shadow-card: 0 22px 48px -26px rgba(0, 0, 0, 0.9);
  }

  * { box-sizing: border-box; }

  html { scroll-behavior: smooth; }

  body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    padding-bottom: 84px;
    overflow-x: hidden;
  }

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

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

  button { font-family: inherit; cursor: pointer; border: 0; background: none; }

  h1, h2, h3, h4 { margin: 0; line-height: 1.25; font-weight: 800; letter-spacing: -0.015em; }

  p { margin: 0; }

  ul { margin: 0; padding: 0; list-style: none; }

  :focus-visible {
    outline: 2px solid var(--gold2);
    outline-offset: 3px;
    border-radius: 6px;
  }

  .shell {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 18px;
  }

  /* ---------- Header ---------- */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 60;
    background: rgba(5, 31, 20, 0.86);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
  }

  .header-inner {
    display: flex;
    align-items: center;
    gap: 18px;
    min-height: 68px;
  }

  .brand {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
    border-radius: 11px;
    display: grid;
    place-items: center;
    background: linear-gradient(140deg, #FCD34D 0%, #F59E0B 45%, #B45309 100%);
    color: #051F14;
    font-weight: 900;
    font-size: 17px;
    box-shadow: 0 8px 22px -10px rgba(245, 158, 11, 0.85);
  }

  .brand-copy { display: flex; flex-direction: column; }
  .brand-name {
    font-size: 15px;
    font-weight: 800;
    color: #fff;
    line-height: 1.15;
    white-space: nowrap;
  }
  .brand-sub {
    font-size: 10.5px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--muted);
    font-weight: 600;
  }

  .main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: 6px;
    flex: 1;
  }

  .nav-link {
    padding: 9px 13px;
    font-size: 13.5px;
    font-weight: 600;
    color: #C7D6CC;
    border-radius: 999px;
    transition: color 0.2s ease, background 0.2s ease;
    white-space: nowrap;
  }

  .nav-link:hover { color: #fff; background: rgba(245, 158, 11, 0.12); }

  .nav-link.is-active {
    color: #051F14;
    background: linear-gradient(135deg, #FCD34D, #F59E0B);
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: auto;
    flex-shrink: 0;
  }

  .btn-login {
    font-size: 13.5px;
    font-weight: 700;
    color: var(--gold2);
    padding: 9px 14px;
    border-radius: 999px;
    border: 1px solid rgba(245, 158, 11, 0.45);
    background: transparent;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
    white-space: nowrap;
  }
  .btn-login:hover { background: rgba(245, 158, 11, 0.15); border-color: var(--gold2); }

  .btn-signup {
    font-size: 13.5px;
    font-weight: 800;
    color: #051F14;
    padding: 10px 18px;
    border-radius: 999px;
    background: linear-gradient(135deg, #FCD34D 0%, #F59E0B 55%, #D97706 100%);
    box-shadow: 0 10px 26px -12px rgba(245, 158, 11, 0.95);
    transition: transform 0.18s ease, box-shadow 0.18s ease;
    white-space: nowrap;
  }
  .btn-signup:hover { transform: translateY(-1px); box-shadow: 0 14px 30px -12px rgba(245, 158, 11, 1); }
  .btn-signup:active { transform: translateY(1px); }

  .nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    border: 1px solid var(--line);
    color: var(--gold2);
    align-items: center;
    justify-content: center;
    font-size: 19px;
    line-height: 1;
  }

  .mobile-nav {
    display: none;
    border-top: 1px solid var(--line);
    background: rgba(5, 31, 20, 0.98);
    padding: 10px 18px 16px;
  }
  .mobile-nav a {
    display: block;
    padding: 12px 6px;
    font-size: 14.5px;
    font-weight: 600;
    color: #D7E3DA;
    border-bottom: 1px solid rgba(245, 158, 11, 0.12);
  }
  .mobile-nav a.is-active { color: var(--gold2); }

  /* ---------- Buttons ---------- */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 800;
    font-size: 15px;
    padding: 14px 26px;
    border-radius: 999px;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.2s ease, color 0.2s ease;
    line-height: 1.2;
    text-align: center;
  }

  .btn-primary {
    background: linear-gradient(135deg, #FCD34D 0%, #F59E0B 52%, #D97706 100%);
    color: #042014;
    box-shadow: 0 14px 34px -14px rgba(245, 158, 11, 0.95);
  }
  .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 20px 40px -16px rgba(245, 158, 11, 1); }
  .btn-primary:active { transform: translateY(0); }

  .btn-outline {
    border: 1px solid rgba(252, 211, 77, 0.55);
    color: var(--gold3);
    background: rgba(245, 158, 11, 0.06);
  }
  .btn-outline:hover { background: rgba(245, 158, 11, 0.16); border-color: var(--gold2); color: #fff; }

  .btn-dark {
    background: #0F3A26;
    color: #E9F5EE;
    border: 1px solid rgba(245, 158, 11, 0.25);
  }
  .btn-dark:hover { background: #14503A; }

  .btn-sm { padding: 11px 20px; font-size: 13.5px; }

  /* ---------- Chips / badges ---------- */
  .chip {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 11.5px;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 7px 14px;
    border-radius: 999px;
    border: 1px solid rgba(245, 158, 11, 0.4);
    color: var(--gold2);
    background: rgba(245, 158, 11, 0.09);
  }

  .chip-solid {
    background: linear-gradient(135deg, #FCD34D, #F59E0B);
    color: #051F14;
    border-color: transparent;
  }

  .tag-hot {
    position: absolute;
    top: 12px;
    left: 12px;
    background: linear-gradient(135deg, #DC2626, #991B1B);
    color: #fff;
    font-size: 10.5px;
    font-weight: 900;
    letter-spacing: 0.1em;
    padding: 5px 10px;
    border-radius: 6px;
    text-transform: uppercase;
  }

  .tag-vip {
    position: absolute;
    top: 12px;
    right: 12px;
    background: linear-gradient(135deg, #FCD34D, #F59E0B);
    color: #051F14;
    font-size: 10.5px;
    font-weight: 900;
    letter-spacing: 0.1em;
    padding: 5px 10px;
    border-radius: 6px;
    text-transform: uppercase;
  }

  /* ---------- Panels ---------- */
  .panel {
    background: linear-gradient(160deg, rgba(11, 46, 30, 0.95), rgba(5, 31, 20, 0.95));
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
  }

  .sec-label {
    font-size: 11.5px;
    font-weight: 800;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--gold);
  }

  .sec-title {
    font-size: clamp(1.4rem, 2.4vw, 2rem);
    color: #fff;
    margin-top: 10px;
  }

  .sec-desc {
    color: #B9C9BE;
    font-size: 15px;
    line-height: 1.7;
    margin-top: 12px;
    max-width: 760px;
  }

  .rule {
    height: 1px;
    background: linear-gradient(90deg, rgba(245, 158, 11, 0.5), rgba(245, 158, 11, 0));
    border: 0;
    margin: 0;
  }

  /* ---------- Hero ---------- */
  .hero {
    position: relative;
    overflow: hidden;
    padding: 56px 0 64px;
    background-image: linear-gradient(100deg, rgba(3, 15, 10, 0.96) 18%, rgba(5, 31, 20, 0.86) 52%, rgba(11, 46, 30, 0.72) 100%),
      url('/assets/images/3438f3d5ceb1d8c9.jpg');
    background-size: cover;
    background-position: center;
  }

  .hero::after {
    content: "";
    position: absolute;
    inset: auto 0 0 0;
    height: 140px;
    background: linear-gradient(180deg, rgba(5, 31, 20, 0), var(--bg));
    pointer-events: none;
  }

  .hero-grid {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 42px;
    align-items: center;
  }

  .hero h1 {
    font-size: clamp(1.75rem, 3.6vw, 2.85rem);
    margin-top: 20px;
    background: linear-gradient(102deg, #FFFFFF 8%, #FDE68A 46%, #F59E0B 92%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }

  .hero-lead {
    margin-top: 18px;
    font-size: 15.4px;
    line-height: 1.72;
    color: #CFE0D6;
    max-width: 620px;
  }

  .hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 26px;
  }

  .hero-note {
    margin-top: 18px;
    font-size: 13px;
    color: var(--muted);
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
  }

  .bento {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .bento-card {
    background: linear-gradient(155deg, rgba(15, 58, 38, 0.9), rgba(5, 31, 20, 0.92));
    border: 1px solid rgba(245, 158, 11, 0.28);
    border-radius: var(--radius-md);
    padding: 18px 16px;
    transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
  }

  .bento-card:hover {
    transform: translateY(-4px);
    border-color: rgba(252, 211, 77, 0.6);
    box-shadow: 0 18px 34px -20px rgba(245, 158, 11, 0.8);
  }

  .bento-card .num {
    font-size: 24px;
    font-weight: 900;
    background: linear-gradient(135deg, #FDE68A, #F59E0B);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1.1;
  }

  .bento-card .lbl {
    font-size: 12.5px;
    color: #AFC2B7;
    margin-top: 6px;
    line-height: 1.5;
  }

  .tier-row {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 22px;
  }

  .tier-pill {
    font-size: 11.5px;
    font-weight: 700;
    padding 7px 13px;
    border-radius: 999px;
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #D9E8DF;
    background: rgba(15, 58, 38, 0.72);
  }
  .tier-pill.is-bronze { color: #EBC9A0; }
  .tier-pill.is-gold { color: #FCD34D; border-color: rgba(252, 211, 77, 0.6); }
  .tier-pill.is-diamond { color: #A5F3FC; border-color: rgba(165, 243, 252, 0.45); }

  /* ---------- Sections ---------- */
  .sec { padding: 72px 0; }
  .sec-tight { padding: 54px 0; }

  .sec-alt {
    background: linear-gradient(180deg, rgba(11, 46, 30, 0.6), rgba(5, 31, 20, 0.15));
    border-top: 1px solid rgba(245, 158, 11, 0.12);
    border-bottom: 1px solid rgba(245, 158, 11, 0.12);
  }

  .sec-img {
    background-image: linear-gradient(90deg, rgba(3, 15, 10, 0.95) 30%, rgba(5, 31, 20, 0.72) 100%),
      url('/assets/images/0f73926fdc190a7d.jpg');
    background-size: cover;
    background-position: center;
  }

  .sec-head { max-width: 800px; }
  .sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }

  .split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 34px;
    align-items: start;
  }

  .split-wide { grid-template-columns: 1.25fr 1fr; }

  /* ---------- Grids ---------- */
  .grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
  .grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
  .grid-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }

  .mt-20 { margin-top: 20px; }
  .mt-28 { margin-top: 28px; }
  .mt-40 { margin-top: 40px; }

  /* ---------- Cards ---------- */
  .card {
    position: relative;
    background: linear-gradient(158deg, rgba(15, 58, 38, 0.88), rgba(5, 31, 20, 0.94));
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: var(--radius-md);
    padding: 24px 22px;
    transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
  }

  .card:hover {
    transform: translateY(-4px);
    border-color: rgba(252, 211, 77, 0.55);
    box-shadow: 0 22px 40px -24px rgba(245, 158, 11, 0.75);
  }

  .card h3 { font-size: 17px; color: #fff; margin-top: 14px; }

  .card p {
    margin-top: 10px;
    font-size: 14.2px;
    line-height: 1.68;
    color: #B4C6BB;
  }

  .ico {
    width: 46px;
    height: 46px;
    border-radius: 13px;
    display: grid;
    place-items: center;
    background: linear-gradient(140deg, rgba(252, 211, 77, 0.22), rgba(245, 158, 11, 0.08));
    border: 1px solid rgba(252, 211, 77, 0.32);
    color: var(--gold2);
    font-size: 19px;
  }

  .media-card {
    overflow: hidden;
    padding: 0;
    display: flex;
    flex-direction: column;
  }

  .media-card .thumb {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    border-bottom: 1px solid rgba(245, 158, 11, 0.18);
  }

  .media-card .thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
  }

  .media-card:hover .thumb img { transform: scale(1.07); }

  .media-card .body { padding: 20px 20px 22px; }

  /* ---------- Metrics ---------- */
  .metric-strip {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1px;
    background: rgba(245, 158, 11, 0.16);
    border: 1px solid rgba(245, 158, 11, 0.22);
    border-radius: var(--radius-md);
    overflow: hidden;
  }

  .metric {
    background: #061F15;
    padding: 26px 20px;
    text-align: left;
  }

  .metric .val {
    font-size: 26px;
    font-weight: 900;
    background: linear-gradient(120deg, #FDE68A, #F59E0B);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    line-height: 1.1;
  }

  .metric .cap { font-size: 12.8px; color: #A4B7AB; margin-top: 8px; }

  /* ---------- Countdown ---------- */
  .count-panel {
    background: linear-gradient(120deg, rgba(69, 10, 10, 0.55), rgba(5, 31, 20, 0.95) 55%);
    border: 1px solid rgba(220, 38, 38, 0.35);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 28px;
    align-items: center;
  }

  .count-clock { display: flex; gap: 10px; flex-wrap: wrap; }

  .clock-box {
    min-width: 78px;
    padding: 14px 10px;
    text-align: center;
    border-radius: 14px;
    background: rgba(3, 15, 10, 0.85);
    border: 1px solid rgba(245, 158, 11, 0.3);
  }

  .clock-box b {
    display: block;
    font-size: 26px;
    font-weight: 900;
    color: #FDE68A;
    line-height: 1.1;
    font-variant-numeric: tabular-nums;
  }

  .clock-box span {
    display: block;
    font-size: 10.5px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #9FB3A7;
    margin-top: 4px;
  }

  /* ---------- Lists ---------- */
  .check-list li {
    display: flex;
    gap: 12px;
    padding: 11px 0;
    font-size: 14.4px;
    color: #C7D8CD;
    line-height: 1.6;
    border-bottom: 1px dashed rgba(245, 158, 11, 0.16);
  }

  .check-list li:last-child { border-bottom: 0; }

  .check-list i { color: var(--gold2); margin-top: 3px; flex-shrink: 0; }

  /* ---------- Steps ---------- */
  .step-row {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
    counter-reset: stepno;
  }

  .step {
    position: relative;
    padding: 26px 20px 22px;
    border-radius: var(--radius-md);
    background: rgba(6, 31, 21, 0.85);
    border: 1px solid rgba(245, 158, 11, 0.2);
  }

  .step .no {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    display: grid;
    place-items: center;
    font-weight: 900;
    font-size: 15px;
    color: #051F14;
    background: linear-gradient(135deg, #FCD34D, #F59E0B);
  }

  .step h3 { font-size: 15.6px; margin-top: 14px; color: #fff; }
  .step p { font-size: 13.8px; color: #AFC2B7; margin-top: 9px; line-height: 1.65; }

  /* ---------- Reward preview ---------- */
  .reward {
    position: relative;
    padding: 26px 22px;
    border-radius: var(--radius-md);
    background: linear-gradient(165deg, rgba(20, 80, 58, 0.72), rgba(5, 31, 20, 0.95));
    border: 1px solid rgba(245, 158, 11, 0.26);
    overflow: hidden;
  }

  .reward::before {
    content: "";
    position: absolute;
    inset: 0 auto auto 0;
    width: 120px;
    height: 120px;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.22), transparent 70%);
  }

  .reward .amount {
    font-size: 28px;
    font-weight: 900;
    color: #FDE68A;
    line-height: 1.1;
  }

  .reward .tier-name {
    font-size: 12px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--gold);
    font-weight: 800;
    margin-bottom: 10px;
  }

  .reward ul { margin-top: 14px; }
  .reward ul li { font-size: 13.6px; color: #B7C9BE; padding: 4px 0 4px 18px; position: relative; }
  .reward ul li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 12px;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--gold);
  }

  /* ---------- Compare table ---------- */
  .compare {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    border: 1px solid rgba(245, 158, 11, 0.22);
    border-radius: var(--radius-md);
    overflow: hidden;
    font-size: 14px;
  }

  .compare th,
  .compare td {
    padding: 15px 18px;
    text-align: left;
    border-bottom: 1px solid rgba(245, 158, 11, 0.14);
    color: #C3D5C9;
    vertical-align: top;
  }

  .compare thead th {
    background: rgba(15, 58, 38, 0.9);
    color: #FDE68A;
    font-size: 13px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    font-weight: 800;
  }

  .compare tbody tr:nth-child(odd) td { background: rgba(6, 31, 21, 0.55); }
  .compare tbody tr:last-child td { border-bottom: 0; }
  .compare td strong { color: #fff; font-weight: 700; }

  /* ---------- Channel badges ---------- */
  .pay-row { display: flex; flex-wrap: wrap; gap: 12px; }

  .pay-badge {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 12px 18px;
    border-radius: 12px;
    font-size: 13.6px;
    font-weight: 700;
    color: #EAF6EF;
    background: rgba(3, 15, 10, 0.8);
    border: 1px solid rgba(245, 158, 11, 0.32);
    transition: border-color 0.2s ease, transform 0.2s ease;
  }

  .pay-badge:hover { border-color: var(--gold2); transform: translateY(-2px); }
  .pay-badge i { color: var(--gold2); }

  /* ---------- Channel wall ---------- */
  .channel-card {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 24px 22px;
    border-radius: var(--radius-md);
    background: linear-gradient(150deg, rgba(15, 58, 38, 0.85), rgba(5, 31, 20, 0.92));
    border: 1px solid rgba(245, 158, 11, 0.22);
    transition: border-color 0.2s ease, transform 0.2s ease;
  }

  .channel-card:hover { border-color: rgba(252, 211, 77, 0.6); transform: translateY(-3px); }
  .channel-card h3 { font-size: 16.4px; color: #fff; }
  .channel-card p { font-size: 13.8px; color: #AFC2B7; margin-top: 8px; line-height: 1.65; }
  .channel-card .go {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 12px;
    font-size: 13px;
    font-weight: 800;
    color: var(--gold2);
  }

  /* ---------- News ---------- */
  .news-layout {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: 28px;
    align-items: start;
  }

  .news-item {
    display: grid;
    grid-template-columns: 148px 1fr;
    gap: 18px;
    padding: 18px;
    border-radius: var(--radius-md);
    background: rgba(6, 31, 21, 0.72);
    border: 1px solid rgba(245, 158, 11, 0.16);
    transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
  }

  .news-item:hover {
    border-color: rgba(252, 211, 77, 0.55);
    background: rgba(15, 58, 38, 0.72);
    transform: translateY(-2px);
  }

  .news-item .pic {
    width: 100%;
    aspect-ratio: 4 / 3;
    border-radius: 11px;
    overflow: hidden;
    background: #0B2E1E;
  }

  .news-item .pic img { width: 100%; height: 100%; object-fit: cover; }

  .news-item h3 {
    font-size: 16.4px;
    color: #fff;
    line-height: 1.45;
    transition: color 0.2s ease;
  }

  .news-item:hover h3 { color: var(--gold2); }

  .news-item p {
    font-size: 13.6px;
    color: #A9BCB0;
    margin-top: 8px;
    line-height: 1.62;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .news-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    margin-top: 12px;
  }

  .meta-pill {
    font-size: 11.5px;
    font-weight: 700;
    padding: 4px 11px;
    border-radius: 999px;
    background: rgba(245, 158, 11, 0.14);
    color: var(--gold3);
    border: 1px solid rgba(245, 158, 11, 0.24);
  }

  .meta-time { font-size: 12px; color: #8FA396; }

  .side-list li { border-bottom: 1px solid rgba(245, 158, 11, 0.14); }
  .side-list li:last-child { border-bottom: 0; }

  .side-list a {
    display: block;
    padding: 13px 0;
    font-size: 13.8px;
    color: #C6D8CC;
    line-height: 1.55;
    transition: color 0.2s ease, padding-left 0.2s ease;
  }

  .side-list a:hover { color: var(--gold2); padding-left: 5px; }

  .empty-note {
    padding: 22px;
    border-radius: var(--radius-md);
    border: 1px dashed rgba(245, 158, 11, 0.35);
    color: #A9BCB0;
    font-size: 14px;
    text-align: center;
  }

  /* ---------- Testimonials ---------- */
  .quote {
    padding: 26px 22px;
    border-radius: var(--radius-md);
    background: linear-gradient(160deg, rgba(15, 58, 38, 0.8), rgba(5, 31, 20, 0.92));
    border: 1px solid rgba(245, 158, 11, 0.2);
    display: flex;
    flex-direction: column;
    gap: 14px;
  }

  .quote .stars { color: var(--gold2); font-size: 13px; letter-spacing: 2px; }
  .quote p { font-size: 14.2px; color: #C3D5C9; line-height: 1.7; }
  .quote .who { display: flex; align-items: center; gap: 11px; margin-top: auto; }
  .quote .av {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-weight: 800;
    font-size: 15px;
    color: #051F14;
    background: linear-gradient(135deg, #FCD34D, #F59E0B);
  }
  .quote .who b { font-size: 14px; color: #fff; display: block; }
  .quote .who span { font-size: 12.2px; color: #93A79A; }

  /* ---------- Benefits table (mini) ---------- */
  .benefit-row {
    display: grid;
    grid-template-columns: 130px 1fr auto;
    gap: 16px;
    align-items: center;
    padding: 16px 18px;
    border-bottom: 1px solid rgba(245, 158, 11, 0.14);
  }

  .benefit-row:last-child { border-bottom: 0; }
  .benefit-row .lv { font-size: 13.6px; font-weight: 800; color: var(--gold2); }
  .benefit-row .txt { font-size: 13.8px; color: #B6C8BC; line-height: 1.6; }
  .benefit-row .rate { font-size: 14px; font-weight: 800; color: #fff; white-space: nowrap; }

  /* ---------- Form ---------- */
  .form-panel {
    padding: 30px 26px;
    border-radius: var(--radius-lg);
    background: linear-gradient(150deg, rgba(15, 58, 38, 0.95), rgba(5, 31, 20, 0.98));
    border: 1px solid rgba(245, 158, 11, 0.3);
    box-shadow: var(--shadow-card);
  }

  .field { margin-top: 16px; }

  .field label {
    display: block;
    font-size: 12.6px;
    font-weight: 700;
    color: #B9CCC0;
    margin-bottom: 7px;
    letter-spacing: 0.03em;
  }

  .field input,
  .field select {
    width: 100%;
    padding: 13px 15px;
    border-radius: 12px;
    background: rgba(3, 15, 10, 0.85);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #F1F8F3;
    font-size: 14.4px;
    font-family: inherit;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
  }

  .field input::placeholder { color: #7E9187; }

  .field input:focus,
  .field select:focus {
    outline: none;
    border-color: var(--gold2);
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.18);
  }

  .form-note { font-size: 12.4px; color: #8FA396; margin-top: 14px; line-height: 1.6; }

  /* ---------- FAQ ---------- */
  .faq-item {
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: var(--radius-md);
    background: rgba(6, 31, 21, 0.7);
    overflow: hidden;
    transition: border-color 0.2s ease;
  }

  .faq-item + .faq-item { margin-top: 12px; }
  .faq-item:hover { border-color: rgba(252, 211, 77, 0.5); }

  .faq-q {
    width: 100%;
    display: flex;
    gap: 14px;
    align-items: center;
    justify-content: space-between;
    text-align: left;
    padding: 18px 20px;
    font-size: 15px;
    font-weight: 700;
    color: #F2F9F4;
  }

  .faq-q i { color: var(--gold2); transition: transform 0.25s ease; flex-shrink: 0; }
  .faq-item.open .faq-q i { transform: rotate(180deg); }

  .faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.32s ease;
  }

  .faq-a p {
    padding: 0 20px 20px;
    font-size: 14.2px;
    line-height: 1.7;
    color: #AFC2B7;
  }

  /* ---------- Footer ---------- */
  .site-footer {
    background: linear-gradient(180deg, #041A11, #020D08);
    border-top: 1px solid rgba(245, 158, 11, 0.2);
    padding: 56px 0 26px;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.1fr;
    gap: 32px;
  }

  .footer-grid h4 {
    font-size: 12.5px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 16px;
  }

  .footer-grid p { font-size: 13.6px; color: #94A89B; line-height: 1.72; }

  .footer-grid li { margin-bottom: 10px; }

  .footer-grid li a {
    font-size: 13.8px;
    color: #B6C8BC;
    transition: color 0.2s ease;
  }

  .footer-grid li a:hover { color: var(--gold2); }

  .footer-bottom {
    margin-top: 40px;
    padding-top: 22px;
    border-top: 1px solid rgba(245, 158, 11, 0.16);
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    justify-content: space-between;
    align-items: center;
    font-size: 12.6px;
    color: #7E9187;
  }

  .license-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }

  .license-chip {
    font-size: 10.8px;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 5px 11px;
    border-radius: 6px;
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: #C7D8CD;
  }

  /* ---------- FAB ---------- */
  .fab {
    position: fixed;
    left: 16px;
    bottom: 96px;
    z-index: 70;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    color: #FDE68A;
    font-size: 21px;
    background: radial-gradient(circle at 30% 25%, #14503A 0%, #0B2E1E 55%, #041A11 100%);
    border: 2px solid #F59E0B;
    box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
    opacity: 0.85;
    animation: fabFloat 3.4s ease-in-out infinite;
    transition: transform 0.25s ease, opacity 0.25s ease;
  }

  .fab:hover { transform: scale(1.1); opacity: 1; }
  .fab:hover i { animation: fabSpin 0.6s ease; }
  .fab:active { transform: scale(0.95) translateY(3px); }

  .fab .dot {
    position: absolute;
    top: -3px;
    right: -1px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #DC2626;
    box-shadow: 0 0 0 2px #fff;
  }

  @keyframes fabFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
  }

  @keyframes fabSpin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
  }

  /* ---------- Bottom conversion bar ---------- */
  .bottom-bar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 65;
    background: rgba(3, 15, 10, 0.94);
    backdrop-filter: blur(12px);
    border-top: 1px solid rgba(245, 158, 11, 0.3);
    padding: 11px 0;
  }

  .bottom-bar .inner {
    display: flex;
    align-items: center;
    gap: 16px;
    justify-content: space-between;
  }

  .bottom-bar .txt { font-size: 13.6px; color: #C7D8CD; line-height: 1.4; }
  .bottom-bar .txt b { color: var(--gold2); }

  /* ---------- Responsive ---------- */
  @media (max-width: 1024px) {
    .hero-grid { grid-template-columns: 1fr; gap: 34px; }
    .split, .split-wide { grid-template-columns: 1fr; gap: 26px; }
    .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .step-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .news-layout { grid-template-columns: 1fr; }
    .count-panel { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 26px; }
    .metric-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  }

  @media (max-width: 900px) {
    .main-nav { display: none; }
    .nav-toggle { display: inline-flex; }
    .header-actions .btn-login { padding: 8px 11px; font-size: 12.6px; }
    .header-actions .btn-signup { padding: 9px 14px; font-size: 12.6px; }
  }

  @media (max-width: 768px) {
    body { font-size: 15.4px; }
    .sec { padding: 54px 0; }
    .sec-tight { padding: 42px 0; }
    .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .grid-2 { grid-template-columns: 1fr; }
    .brand-name { font-size: 13.6px; white-space: normal; max-width: 190px; }
    .hero { padding: 40px 0 52px; }
    .count-panel { padding: 24px 20px; }
    .faq-q { font-size: 14.4px; padding: 16px; }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .benefit-row { grid-template-columns: 1fr; gap: 6px; }
    .benefit-row .rate { white-space: normal; }
  }

  @media (max-width: 520px) {
    .shell { padding: 0 14px; }
    .grid-3, .grid-4 { grid-template-columns: 1fr; }
    .step-row { grid-template-columns: 1fr; }
    .metric-strip { grid-template-columns: 1fr; }
    .hero-actions { flex-direction: column; align-items: stretch; }
    .hero-actions .btn { width: 100%; }
    .news-item { grid-template-columns: 1fr; }
    .news-item .pic { aspect-ratio: 16 / 9; }
    .brand-sub { display: none; }
    .clock-box { min-width: 66px; padding: 11px 8px; }
    .clock-box b { font-size: 21px; }
    .fab { width: 50px; height: 50px; font-size: 19px; bottom: 92px; left: 12px; }
    .bottom-bar .inner { flex-direction: column; gap: 9px; }
    .bottom-bar .btn { width: 100%; }
    .compare th, .compare td { padding: 12px 12px; font-size: 13px; }
    .compare { display: block; overflow-x: auto; white-space: nowrap; }
  }

/* roulang page: article */
:root {
  --bg: #051F14;
  --bg2: #0B2E1E;
  --bg3: #0F3A26;
  --gold: #F59E0B;
  --gold2: #FCD34D;
  --gold3: #FDE68A;
  --dragon: #DC2626;
  --text: #F8FAFC;
  --mint: #D1FAE5;
  --muted: #A3A375;
  --line: rgba(245, 158, 11, 0.22);
  --radius-lg: 22px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-card: 0 22px 48px -26px rgba(0, 0, 0, 0.9);
  --maxw: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  padding-bottom: 48px;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: 0; background: none; }
h1, h2, h3, h4 { margin: 0; line-height: 1.25; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
[id] { scroll-margin-top: 96px; }
:focus-visible { outline: 2px solid var(--gold2); outline-offset: 3px; border-radius: 8px; }

.shell { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.section { padding: 62px 0; position: relative; }
.section-alt { background: linear-gradient(180deg, #07241A 0%, #051F14 100%); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { max-width: 720px; margin-bottom: 34px; }
.section-head p { color: #B9CCC0; margin-top: 12px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11.5px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase;
  color: var(--gold2);
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: linear-gradient(90deg, var(--gold), transparent); }
.sec-title { font-size: clamp(1.4rem, 2.5vw, 2rem); color: #fff; margin-top: 10px; }
.lead { color: #C3D5C9; font-size: 16.5px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(5, 31, 20, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; gap: 18px; min-height: 68px; }
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-mark {
  width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center;
  background: linear-gradient(140deg, #FCD34D 0%, #F59E0B 45%, #B45309 100%);
  color: #051F14; font-weight: 900; font-size: 17px;
  box-shadow: 0 8px 22px -10px rgba(245, 158, 11, 0.85);
}
.brand-copy { display: flex; flex-direction: column; }
.brand-name { font-size: 15px; font-weight: 800; color: #fff; line-height: 1.15; white-space: nowrap; }
.brand-sub { font-size: 10.5px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.main-nav { display: flex; align-items: center; gap: 4px; margin-left: 6px; flex: 1; }
.nav-link {
  padding: 9px 13px; font-size: 13.5px; font-weight: 600; color: #C7D6CC;
  border-radius: 999px; transition: color .2s ease, background .2s ease; white-space: nowrap;
}
.nav-link:hover { color: #fff; background: rgba(245, 158, 11, 0.12); }
.nav-link.is-active { color: #051F14; background: linear-gradient(135deg, #FCD34D, #F59E0B); }
.header-actions { display: flex; align-items: center; gap: 10px; margin-left: auto; flex-shrink: 0; }
.btn-login {
  font-size: 13.5px; font-weight: 700; color: var(--gold2); padding: 9px 14px;
  border-radius: 999px; border: 1px solid rgba(245, 158, 11, 0.45);
  background: transparent; transition: background .2s ease, color .2s ease, border-color .2s ease; white-space: nowrap;
}
.btn-login:hover { background: rgba(245, 158, 11, 0.15); border-color: var(--gold2); }
.btn-signup {
  font-size: 13.5px; font-weight: 800; color: #051F14; padding: 10px 18px; border-radius: 999px;
  background: linear-gradient(135deg, #FCD34D 0%, #F59E0B 55%, #D97706 100%);
  box-shadow: 0 10px 26px -12px rgba(245, 158, 11, 0.95);
  transition: transform .18s ease, box-shadow .18s ease; white-space: nowrap;
}
.btn-signup:hover { transform: translateY(-1px); box-shadow: 0 14px 30px -12px rgba(245, 158, 11, 1); }
.btn-signup:active { transform: translateY(1px); }
.nav-toggle {
  display: none; width: 42px; height: 42px; border-radius: 12px; border: 1px solid var(--line);
  color: var(--gold2); align-items: center; justify-content: center; font-size: 19px; line-height: 1;
}
.nav-toggle:hover { background: rgba(245, 158, 11, 0.12); }
.mobile-nav {
  display: none; border-top: 1px solid var(--line);
  background: rgba(5, 31, 20, 0.98); padding: 10px 20px 16px;
}
.mobile-nav a {
  display: block; padding: 12px 6px; font-size: 14.5px; font-weight: 600;
  color: #D7E3DA; border-bottom: 1px solid rgba(245, 158, 11, 0.12);
}
.mobile-nav a:last-child { border-bottom: 0; }
.mobile-nav a:hover { color: var(--gold2); }
.mobile-nav.is-open { display: block; }

/* ---------- Buttons / chips ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 800; font-size: 15px; padding: 14px 26px; border-radius: 999px;
  transition: transform .18s ease, box-shadow .18s ease, background .2s ease, color .2s ease;
  line-height: 1.2; text-align: center;
}
.btn-primary {
  background: linear-gradient(135deg, #FCD34D 0%, #F59E0B 52%, #D97706 100%);
  color: #042014; box-shadow: 0 14px 34px -14px rgba(245, 158, 11, 0.95);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 20px 40px -16px rgba(245, 158, 11, 1); }
.btn-primary:active { transform: translateY(0); }
.btn-outline {
  border: 1px solid rgba(252, 211, 77, 0.55); color: var(--gold3); background: rgba(245, 158, 11, 0.06);
}
.btn-outline:hover { background: rgba(245, 158, 11, 0.16); border-color: var(--gold2); color: #fff; }
.btn-sm { padding: 11px 20px; font-size: 13.5px; }
.chip {
  display: inline-flex; align-items: center; gap: 7px; font-size: 11.5px; font-weight: 800;
  letter-spacing: .12em; text-transform: uppercase; padding: 7px 14px; border-radius: 999px;
  border: 1px solid rgba(245, 158, 11, 0.4); color: var(--gold2); background: rgba(245, 158, 11, 0.09);
}
.chip-solid { background: linear-gradient(135deg, #FCD34D, #F59E0B); color: #051F14; border-color: transparent; }

/* ---------- Article hero ---------- */
.article-hero {
  position: relative;
  padding: 44px 0 42px;
  background:
    radial-gradient(900px 420px at 8% -20%, rgba(245, 158, 11, 0.18), transparent 62%),
    linear-gradient(180deg, #0B2E1E 0%, #051F14 100%);
  border-bottom: 1px solid var(--line);
}
.crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 13px; color: #93A89B; }
.crumbs a { color: var(--gold2); }
.crumbs a:hover { text-decoration: underline; }
.crumbs .sep { color: #4A6456; }
.article-hero h1 {
  margin-top: 18px;
  font-size: clamp(1.6rem, 3.4vw, 2.5rem);
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.01em;
  max-width: 900px;
}
.article-meta {
  margin-top: 18px; display: flex; flex-wrap: wrap; align-items: center; gap: 14px;
  font-size: 13px; color: #A9BCAF;
}
.article-meta .dot { width: 4px; height: 4px; border-radius: 50%; background: #4A6456; }
.keyline {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.keyline div { background: rgba(11, 46, 30, 0.72); padding: 18px 20px; }
.keyline span {
  display: block; font-size: 11px; font-weight: 800; letter-spacing: .14em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 6px;
}
.keyline strong { display: block; font-size: 17px; color: var(--gold3); font-weight: 800; }
.keyline p { font-size: 13px; color: #A9BCAF; margin-top: 4px; }

/* ---------- Layout ---------- */
.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 44px;
  align-items: start;
}
.article-main { min-width: 0; }
.article-body { font-size: 16.5px; line-height: 1.75; color: #E3EDE6; }
.article-body h2 {
  font-size: clamp(1.25rem, 2vw, 1.6rem); color: #fff;
  margin: 40px 0 14px; padding-left: 14px; border-left: 4px solid var(--gold);
}
.article-body h3 { font-size: 1.15rem; color: var(--gold3); margin: 28px 0 10px; }
.article-body h4 { font-size: 1.02rem; color: #fff; margin: 22px 0 8px; }
.article-body p { margin: 0 0 16px; }
.article-body ul, .article-body ol { margin: 0 0 18px; padding-left: 22px; }
.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }
.article-body li { margin-bottom: 8px; }
.article-body a { color: var(--gold2); text-decoration: underline; text-underline-offset: 3px; }
.article-body a:hover { color: #fff; }
.article-body strong { color: #fff; }
.article-body img { border-radius: var(--radius-md); margin: 22px 0; border: 1px solid var(--line); }
.article-body blockquote {
  border-left: 3px solid var(--gold); background: rgba(245, 158, 11, 0.07);
  padding: 16px 20px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 22px 0; color: var(--mint);
}
.article-body table { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 14.5px; }
.article-body th, .article-body td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; }
.article-body th { background: rgba(245, 158, 11, 0.12); color: var(--gold3); font-weight: 700; }
.article-body figure { margin: 22px 0; }
.article-body figcaption { font-size: 13px; color: #93A89B; margin-top: 8px; text-align: center; }

/* ---------- Aside ---------- */
.article-aside { position: sticky; top: 92px; display: grid; gap: 18px; }
.aside-card {
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #0B2E1E 0%, #072418 100%);
  padding: 24px; box-shadow: var(--shadow-card);
}
.aside-card h3 { font-size: 1.05rem; color: #fff; margin-bottom: 8px; }
.aside-card p { font-size: 14px; color: #B4C6BA; }
.aside-card .btn { width: 100%; margin-top: 16px; }
.aside-list { display: grid; gap: 12px; margin-top: 16px; }
.aside-list li { display: flex; gap: 10px; font-size: 14px; color: #C3D5C9; }
.aside-list li::before { content: "◆"; color: var(--gold); font-size: 10px; line-height: 1.9; }
.aside-note { font-size: 12.5px; color: var(--muted); margin-top: 14px; }

/* ---------- Empty state ---------- */
.empty-state {
  border: 1px dashed rgba(245, 158, 11, 0.4); border-radius: var(--radius-lg);
  padding: 48px 28px; text-align: center; background: rgba(11, 46, 30, 0.5);
}
.empty-state .empty-icon { font-size: 34px; display: block; margin-bottom: 12px; }
.empty-state h2 { font-size: 1.3rem; color: #fff; }
.empty-state p { color: #B4C6BA; margin: 10px 0 20px; font-size: 15px; }

/* ---------- Inline CTA ---------- */
.inline-cta {
  margin: 34px 0;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(245, 158, 11, 0.35);
  background:
    radial-gradient(520px 200px at 100% 0%, rgba(245, 158, 11, 0.18), transparent 65%),
    linear-gradient(135deg, #0F3A26 0%, #07241A 100%);
  padding: 28px 26px;
  display: flex; flex-wrap: wrap; align-items: center; gap: 20px; justify-content: space-between;
}
.inline-cta h3 { font-size: 1.2rem; color: #fff; }
.inline-cta p { font-size: 14.5px; color: #B4C6BA; margin-top: 6px; max-width: 520px; }
.inline-cta .cta-actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* ---------- Steps ---------- */
.steps { display: grid; gap: 0; margin-top: 30px; border-top: 1px solid var(--line); }
.step {
  display: grid; grid-template-columns: 74px minmax(0, 1fr); gap: 22px;
  padding: 26px 4px; border-bottom: 1px solid var(--line);
  transition: background .25s ease;
}
.step:hover { background: rgba(245, 158, 11, 0.05); }
.step-num {
  font-size: 30px; font-weight: 900; line-height: 1;
  background: linear-gradient(135deg, #FCD34D, #B45309);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.step h3 { font-size: 1.1rem; color: #fff; margin-bottom: 8px; }
.step p { color: #B4C6BA; font-size: 15px; }
.step-tag {
  display: inline-block; margin-top: 12px; font-size: 11.5px; font-weight: 800;
  letter-spacing: .1em; text-transform: uppercase; color: var(--gold2);
  border: 1px solid rgba(245, 158, 11, 0.35); border-radius: 999px; padding: 5px 12px;
}

/* ---------- Feature split ---------- */
.split { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 46px; align-items: center; }
.split-media { position: relative; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); }
.split-media img { width: 100%; height: 100%; object-fit: cover; }
.split-media .media-badge {
  position: absolute; bottom: 14px; left: 14px;
  background: rgba(5, 31, 20, 0.88); border: 1px solid rgba(245, 158, 11, 0.4);
  border-radius: 999px; padding: 7px 14px; font-size: 12px; font-weight: 700; color: var(--gold3);
}
.split-copy h2 { font-size: clamp(1.35rem, 2.3vw, 1.9rem); color: #fff; margin-top: 10px; }
.split-copy p { color: #B4C6BA; margin-top: 14px; }
.tick-list { margin-top: 22px; display: grid; gap: 14px; }
.tick-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; color: #DCE9E1; }
.tick-list li i {
  flex-shrink: 0; width: 22px; height: 22px; border-radius: 6px; margin-top: 2px;
  display: grid; place-items: center; font-style: normal; font-size: 12px; font-weight: 900;
  background: rgba(245, 158, 11, 0.16); color: var(--gold2); border: 1px solid rgba(245, 158, 11, 0.35);
}

/* ---------- Cards ---------- */
.card-grid { display: grid; gap: 20px; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.card {
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #0B2E1E 0%, #07241A 100%);
  padding: 26px 22px; box-shadow: var(--shadow-card);
  transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.card:hover { transform: translateY(-4px); border-color: rgba(252, 211, 77, 0.5); box-shadow: 0 26px 52px -26px rgba(0, 0, 0, 1); }
.card-icon {
  width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center;
  background: linear-gradient(140deg, rgba(252, 211, 77, 0.22), rgba(245, 158, 11, 0.08));
  border: 1px solid rgba(245, 158, 11, 0.35); font-size: 20px; margin-bottom: 16px;
}
.card h3 { font-size: 1.05rem; color: #fff; margin-bottom: 9px; }
.card p { font-size: 14.5px; color: #AFC2B6; }

/* ---------- Channel matrix ---------- */
.channel-grid { display: grid; gap: 18px; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 30px; }
.channel {
  position: relative; display: block; overflow: hidden;
  border: 1px solid var(--line); border-radius: var(--radius-lg);
  background: #07241A; transition: transform .22s ease, border-color .22s ease;
}
.channel:hover { transform: translateY(-4px); border-color: rgba(252, 211, 77, 0.55); }
.channel img { width: 100%; height: 172px; object-fit: cover; opacity: .82; transition: opacity .25s ease, transform .4s ease; }
.channel:hover img { opacity: 1; transform: scale(1.04); }
.channel-body { padding: 20px 20px 24px; }
.channel-body h3 { font-size: 1.08rem; color: #fff; }
.channel-body p { font-size: 14px; color: #AFC2B6; margin-top: 8px; }
.channel-link { display: inline-flex; align-items: center; gap: 7px; margin-top: 14px; font-size: 13.5px; font-weight: 800; color: var(--gold2); }
.channel-link::after { content: "→"; transition: transform .2s ease; }
.channel:hover .channel-link::after { transform: translateX(4px); }

/* ---------- FAQ ---------- */
.faq-list { display: grid; gap: 12px; margin-top: 28px; }
.faq-item {
  border: 1px solid var(--line); border-radius: var(--radius-md);
  background: rgba(11, 46, 30, 0.6); overflow: hidden;
}
.faq-item summary {
  cursor: pointer; list-style: none; padding: 18px 22px;
  font-size: 15.5px; font-weight: 700; color: #EAF4EE;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  transition: color .2s ease, background .2s ease;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+"; font-size: 20px; font-weight: 800; color: var(--gold2);
  transition: transform .25s ease; flex-shrink: 0;
}
.faq-item[open] summary { color: var(--gold3); background: rgba(245, 158, 11, 0.07); }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .faq-a { padding: 0 22px 20px; font-size: 14.8px; color: #B4C6BA; line-height: 1.7; }

/* ---------- Final CTA ---------- */
.final-cta {
  border-radius: var(--radius-lg);
  border: 1px solid rgba(245, 158, 11, 0.35);
  background:
    radial-gradient(700px 260px at 15% 0%, rgba(245, 158, 11, 0.2), transparent 65%),
    linear-gradient(140deg, #0F3A26 0%, #051F14 100%);
  padding: 44px 34px;
  text-align: center;
}
.final-cta h2 { font-size: clamp(1.35rem, 2.6vw, 2rem); color: #fff; }
.final-cta p { color: #B4C6BA; margin: 14px auto 26px; max-width: 640px; }
.final-cta .cta-actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, #07241A 0%, #04170F 100%);
  padding: 56px 0 26px;
  margin-top: 12px;
}
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 34px; }
.site-footer h4 { font-size: 13px; letter-spacing: .14em; text-transform: uppercase; color: var(--gold2); margin-bottom: 16px; }
.site-footer p { font-size: 14px; color: #A6B9AD; margin-top: 18px; max-width: 400px; }
.site-footer ul { display: grid; gap: 11px; }
.site-footer ul a { font-size: 14px; color: #C3D5C9; transition: color .2s ease, padding-left .2s ease; }
.site-footer ul a:hover { color: var(--gold2); padding-left: 4px; }
.footer-bottom {
  margin-top: 42px; padding-top: 22px; border-top: 1px solid rgba(245, 158, 11, 0.16);
  display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: center;
  font-size: 13px; color: #8FA396;
}
.license-row { display: flex; flex-wrap: wrap; gap: 10px; }
.license-chip {
  font-size: 11.5px; font-weight: 700; padding: 6px 12px; border-radius: 999px;
  border: 1px solid rgba(245, 158, 11, 0.3); color: var(--gold3); background: rgba(245, 158, 11, 0.06);
}
.mt-20 { margin-top: 20px; }

/* ---------- FAB ---------- */
.fab-wallet {
  position: fixed; left: 16px; bottom: 96px; z-index: 50;
  width: 58px; height: 58px; border-radius: 999px;
  display: grid; place-items: center;
  background: radial-gradient(circle at 32% 28%, #FDE68A 0%, #F59E0B 46%, #92400E 100%);
  border: 2px solid #FCD34D;
  opacity: .88;
  transition: transform .25s ease, opacity .25s ease, box-shadow .25s ease;
  animation: fabPulse 3.2s ease-in-out infinite;
}
.fab-wallet:hover { opacity: 1; transform: scale(1.1); box-shadow: 0 16px 34px -8px rgba(245, 158, 11, 0.95); }
.fab-wallet:active { transform: scale(.95) translateY(2px); }
.fab-wallet svg { width: 27px; height: 27px; color: #051F14; }
.fab-dot {
  position: absolute; top: 2px; right: 2px; width: 13px; height: 13px; border-radius: 999px;
  background: #DC2626; box-shadow: 0 0 0 2px #051F14;
}
@keyframes fabPulse {
  0%, 100% { box-shadow: 0 10px 26px -10px rgba(245, 158, 11, 0.6); }
  50% { box-shadow: 0 10px 36px -4px rgba(245, 158, 11, 0.95); }
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .main-nav { display: none; }
  .nav-toggle { display: inline-flex; }
  .article-layout { grid-template-columns: minmax(0, 1fr); gap: 36px; }
  .article-aside { position: static; }
  .split { grid-template-columns: 1fr; gap: 30px; }
  .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .channel-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 768px) {
  .section { padding: 48px 0; }
  .keyline { grid-template-columns: 1fr; }
  .channel-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .step { grid-template-columns: 52px minmax(0, 1fr); gap: 16px; padding: 22px 0; }
  .step-num { font-size: 24px; }
  .inline-cta { flex-direction: column; align-items: flex-start; }
  .final-cta { padding: 34px 22px; }
}
@media (max-width: 560px) {
  .brand-sub { display: none; }
  .brand-name { font-size: 13.5px; white-space: normal; max-width: 150px; }
  .header-inner { gap: 10px; min-height: 62px; }
  .btn-login { padding: 8px 10px; font-size: 12.5px; }
  .btn-signup { padding: 9px 13px; font-size: 12.5px; }
  .card-grid, .channel-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
  .article-hero { padding: 32px 0 30px; }
  .article-meta { gap: 10px; font-size: 12.5px; }
  .btn { width: 100%; }
  .inline-cta .cta-actions { width: 100%; }
  .final-cta .cta-actions { width: 100%; }
  .fab-wallet { left: 12px; bottom: 84px; width: 54px; height: 54px; }
}

/* roulang page: category1 */
:root {
    --bg: #051F14;
    --bg2: #0B2E1E;
    --bg3: #0F3A26;
    --gold: #F59E0B;
    --gold2: #FCD34D;
    --gold3: #FDE68A;
    --dragon: #DC2626;
    --text: #F8FAFC;
    --mint: #D1FAE5;
    --muted: #A3A375;
    --line: rgba(245, 158, 11, 0.22);
    --radius-lg: 22px;
    --radius-md: 16px;
    --radius-sm: 10px;
    --shadow-card: 0 22px 48px -26px rgba(0, 0, 0, 0.9);
  }

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

  html { scroll-behavior: smooth; }

  body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    padding-bottom: 84px;
    overflow-x: hidden;
  }

  img { max-width: 100%; display: block; }
  a { color: inherit; text-decoration: none; }
  button { font-family: inherit; cursor: pointer; border: 0; background: none; }

  .shell {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 20px;
  }

  /* ---------- Header ---------- */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 60;
    background: rgba(5, 31, 20, 0.86);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
  }
  .header-inner {
    display: flex;
    align-items: center;
    gap: 18px;
    min-height: 68px;
  }
  .brand {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
  }
  .brand-mark {
    width: 38px;
    height: 38px;
    border-radius: 11px;
    display: grid;
    place-items: center;
    background: linear-gradient(140deg, #FCD34D 0%, #F59E0B 45%, #B45309 100%);
    color: #051F14;
    font-weight: 900;
    font-size: 17px;
    box-shadow: 0 8px 22px -10px rgba(245, 158, 11, 0.85);
  }
  .brand-copy { display: flex; flex-direction: column; }
  .brand-name {
    font-size: 15px;
    font-weight: 800;
    color: #fff;
    line-height: 1.15;
    white-space: nowrap;
  }
  .brand-sub {
    font-size: 10.5px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--muted);
    font-weight: 600;
  }
  .main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: 6px;
    flex: 1;
  }
  .nav-link {
    padding: 9px 13px;
    font-size: 13.5px;
    font-weight: 600;
    color: #C7D6CC;
    border-radius: 999px;
    transition: color 0.2s ease, background 0.2s ease;
    white-space: nowrap;
  }
  .nav-link:hover { color: #fff; background: rgba(245, 158, 11, 0.12); }
  .nav-link:focus-visible { outline: 2px solid var(--gold2); outline-offset: 2px; }
  .nav-link.is-active {
    color: #051F14;
    background: linear-gradient(135deg, #FCD34D, #F59E0B);
  }
  .header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: auto;
    flex-shrink: 0;
  }
  .btn-login {
    font-size: 13.5px;
    font-weight: 700;
    color: var(--gold2);
    padding: 9px 14px;
    border-radius: 999px;
    border: 1px solid rgba(245, 158, 11, 0.45);
    background: transparent;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
    white-space: nowrap;
  }
  .btn-login:hover { background: rgba(245, 158, 11, 0.15); border-color: var(--gold2); }
  .btn-signup {
    font-size: 13.5px;
    font-weight: 800;
    color: #051F14;
    padding: 10px 18px;
    border-radius: 999px;
    background: linear-gradient(135deg, #FCD34D 0%, #F59E0B 55%, #D97706 100%);
    box-shadow: 0 10px 26px -12px rgba(245, 158, 11, 0.95);
    transition: transform 0.18s ease, box-shadow 0.18s ease;
    white-space: nowrap;
  }
  .btn-signup:hover { transform: translateY(-1px); box-shadow: 0 14px 30px -12px rgba(245, 158, 11, 1); }
  .btn-signup:active { transform: translateY(1px); }
  .nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    border: 1px solid var(--line);
    color: var(--gold2);
    align-items: center;
    justify-content: center;
    font-size: 19px;
    line-height: 1;
  }
  .mobile-nav {
    display: none;
    border-top: 1px solid var(--line);
    background: rgba(5, 31, 20, 0.98);
    padding: 10px 20px 16px;
  }
  .mobile-nav a {
    display: block;
    padding: 12px 6px;
    font-size: 14.5px;
    font-weight: 600;
    color: #D7E3DA;
    border-bottom: 1px solid rgba(245, 158, 11, 0.12);
  }
  .mobile-nav a.is-active { color: var(--gold2); }

  /* ---------- Buttons ---------- */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 800;
    font-size: 15px;
    padding: 14px 26px;
    border-radius: 999px;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.2s ease, color 0.2s ease;
    line-height: 1.2;
    text-align: center;
  }
  .btn:focus-visible { outline: 2px solid var(--gold2); outline-offset: 3px; }
  .btn-primary {
    background: linear-gradient(135deg, #FCD34D 0%, #F59E0B 52%, #D97706 100%);
    color: #042014;
    box-shadow: 0 14px 34px -14px rgba(245, 158, 11, 0.95);
  }
  .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 20px 40px -16px rgba(245, 158, 11, 1); }
  .btn-primary:active { transform: translateY(0); }
  .btn-outline {
    border: 1px solid rgba(252, 211, 77, 0.55);
    color: var(--gold3);
    background: rgba(245, 158, 11, 0.06);
  }
  .btn-outline:hover { background: rgba(245, 158, 11, 0.16); border-color: var(--gold2); color: #fff; }
  .btn-dark {
    background: #0F3A26;
    color: #E9F5EE;
    border: 1px solid rgba(245, 158, 11, 0.25);
  }
  .btn-dark:hover { background: #14503A; }
  .btn-sm { padding: 11px 20px; font-size: 13.5px; }

  /* ---------- Chips / badges ---------- */
  .chip {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 11.5px;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 7px 14px;
    border-radius: 999px;
    border: 1px solid rgba(245, 158, 11, 0.4);
    color: var(--gold2);
    background: rgba(245, 158, 11, 0.09);
  }
  .chip-solid {
    background: linear-gradient(135deg, #FCD34D, #F59E0B);
    color: #051F14;
    border-color: transparent;
  }

  /* ---------- Section bones ---------- */
  .section { padding: 68px 0; position: relative; }
  .section-alt {
    background:
      radial-gradient(90% 60% at 12% 0%, rgba(16, 185, 129, 0.10) 0%, transparent 60%),
      linear-gradient(180deg, #051F14 0%, #0B2E1E 50%, #051F14 100%);
    border-top: 1px solid rgba(245, 158, 11, 0.14);
    border-bottom: 1px solid rgba(245, 158, 11, 0.14);
  }
  .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 11.5px;
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--gold2);
  }
  .sec-head { max-width: 760px; margin-bottom: 38px; }
  .sec-title {
    font-size: clamp(1.45rem, 2.6vw, 2.05rem);
    line-height: 1.26;
    color: #fff;
    margin: 12px 0 0;
    font-weight: 800;
    letter-spacing: -0.01em;
  }
  .sec-desc { color: #B7CABE; margin: 14px 0 0; font-size: 15.5px; line-height: 1.72; }

  /* ---------- Hero ---------- */
  .hero-cat {
    position: relative;
    overflow: hidden;
    padding: 56px 0 62px;
    border-bottom: 1px solid var(--line);
    background:
      radial-gradient(120% 95% at 84% 4%, rgba(245, 158, 11, 0.18) 0%, transparent 56%),
      radial-gradient(95% 75% at -6% 96%, rgba(16, 185, 129, 0.14) 0%, transparent 62%),
      var(--bg);
  }
  .hero-cat__bg { position: absolute; inset: 0; opacity: 0.16; pointer-events: none; }
  .hero-cat__bg img { width: 100%; height: 100%; object-fit: cover; }
  .hero-cat__grid {
    position: relative;
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: 46px;
    align-items: center;
  }
  .hero-copy { max-width: 560px; }
  .hero-title {
    font-size: clamp(1.85rem, 3.5vw, 2.95rem);
    line-height: 1.16;
    font-weight: 900;
    color: #fff;
    margin: 18px 0 0;
    letter-spacing: -0.02em;
  }
  .hero-title .accent {
    background: linear-gradient(120deg, #FDE68A 0%, #F59E0B 60%, #FCD34D 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
  .hero-lead {
    margin-top: 18px;
    font-size: 16px;
    color: #C3D5C9;
    line-height: 1.72;
    max-width: 540px;
  }
  .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
  .kpi-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-top: 34px;
    max-width: 470px;
  }
  .kpi {
    padding: 14px 16px;
    border-radius: var(--radius-md);
    background: rgba(11, 46, 30, 0.72);
    border: 1px solid var(--line);
  }
  .kpi b { display: block; font-size: 20px; color: var(--gold2); font-weight: 900; line-height: 1.2; }
  .kpi span { font-size: 12px; color: #9DB3A6; letter-spacing: 0.03em; }

  .hero-media { position: relative; }
  .hero-media__frame {
    position: relative;
    border-radius: 26px;
    overflow: hidden;
    border: 1px solid rgba(245, 158, 11, 0.34);
    box-shadow: var(--shadow-card);
    background: var(--bg2);
    transform: rotate(-1.4deg);
  }
  .hero-media__frame img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 16 / 11; }
  .hero-media__float {
    position: absolute;
    left: -14px;
    bottom: 28px;
    background: linear-gradient(135deg, #FCD34D 0%, #F59E0B 100%);
    color: #051F14;
    padding: 13px 18px;
    border-radius: 14px;
    font-weight: 900;
    font-size: 13px;
    line-height: 1.3;
    box-shadow: 0 18px 36px -18px rgba(245, 158, 11, 0.95);
    transform: rotate(1.4deg);
  }
  .hero-media__float small { display: block; font-size: 11px; font-weight: 700; opacity: 0.78; letter-spacing: 0.04em; }

  /* ---------- Trust strip ---------- */
  .trust-strip {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }
  .trust-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 18px 18px;
    border-radius: var(--radius-md);
    background: rgba(11, 46, 30, 0.6);
    border: 1px solid var(--line);
  }
  .trust-item .dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    margin-top: 7px;
    flex-shrink: 0;
    background: linear-gradient(135deg, #FCD34D, #F59E0B);
    box-shadow: 0 0 12px rgba(245, 158, 11, 0.8);
  }
  .trust-item strong { display: block; font-size: 14px; color: #fff; font-weight: 800; }
  .trust-item span { font-size: 13px; color: #A6BCAE; line-height: 1.6; }

  /* ---------- Feature cards ---------- */
  .feature-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
  }
  .feature-card {
    padding: 28px 24px;
    border-radius: var(--radius-lg);
    background: linear-gradient(160deg, rgba(15, 58, 38, 0.95) 0%, rgba(7, 34, 23, 0.96) 100%);
    border: 1px solid var(--line);
    box-shadow: var(--shadow-card);
    transition: transform 0.22s ease, border-color 0.22s ease;
  }
  .feature-card:hover { transform: translateY(-4px); border-color: rgba(252, 211, 77, 0.5); }
  .feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: grid;
    place-items: center;
    background: rgba(245, 158, 11, 0.14);
    border: 1px solid var(--line);
    color: var(--gold2);
    font-size: 21px;
    margin-bottom: 18px;
  }
  .feature-card h3 { font-size: 17px; color: #fff; margin: 0 0 10px; font-weight: 800; }
  .feature-card p { margin: 0; font-size: 14.5px; color: #AFC3B6; line-height: 1.72; }

  /* ---------- Steps ---------- */
  .steps { display: grid; gap: 16px; }
  .step {
    display: grid;
    grid-template-columns: 68px 1fr;
    gap: 22px;
    align-items: start;
    padding: 24px 26px;
    border-radius: var(--radius-lg);
    background: rgba(11, 46, 30, 0.58);
    border: 1px solid var(--line);
    transition: border-color 0.2s ease, background 0.2s ease;
  }
  .step:hover { border-color: rgba(252, 211, 77, 0.42); background: rgba(15, 58, 38, 0.72); }
  .step-num {
    font-size: 27px;
    font-weight: 900;
    color: var(--gold2);
    line-height: 1;
    letter-spacing: -0.02em;
  }
  .step h3 { margin: 0 0 8px; font-size: 16.5px; color: #fff; font-weight: 800; }
  .step p { margin: 0; font-size: 14.5px; color: #AFC3B6; line-height: 1.72; }
  .step p + p { margin-top: 8px; }

  /* ---------- Split content ---------- */
  .split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 44px;
    align-items: center;
  }
  .split--reverse .split-media { order: 2; }
  .split-media {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--line);
    box-shadow: var(--shadow-card);
    background: var(--bg2);
  }
  .split-media img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 3; }
  .check-list { list-style: none; margin: 22px 0 0; padding: 0; display: grid; gap: 14px; }
  .check-list li {
    display: grid;
    grid-template-columns: 24px 1fr;
    gap: 12px;
    align-items: start;
    font-size: 14.8px;
    color: #C0D2C5;
    line-height: 1.7;
  }
  .check-list li::before {
    content: "✓";
    display: grid;
    place-items: center;
    width: 24px;
    height: 24px;
    border-radius: 8px;
    background: rgba(245, 158, 11, 0.16);
    border: 1px solid var(--line);
    color: var(--gold2);
    font-size: 12px;
    font-weight: 900;
    line-height: 1;
  }
  .check-list strong { color: #fff; }

  /* ---------- Devices ---------- */
  .device-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
  .device-card {
    padding: 26px 24px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--line);
    background: linear-gradient(165deg, rgba(15, 58, 38, 0.85) 0%, rgba(7, 34, 23, 0.9) 100%);
  }
  .device-card h3 {
    margin: 0;
    font-size: 17px;
    color: #fff;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 10px;
  }
  .device-card h3 span {
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #051F14;
    background: linear-gradient(135deg, #FCD34D, #F59E0B);
    padding: 4px 9px;
    border-radius: 6px;
  }
  .device-card dl { margin: 18px 0 0; }
  .device-card .row {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    padding: 10px 0;
    border-bottom: 1px dashed rgba(245, 158, 11, 0.18);
    font-size: 14px;
  }
  .device-card .row:last-child { border-bottom: 0; }
  .device-card dt { color: #93AB9C; }
  .device-card dd { margin: 0; color: #E4EFE8; font-weight: 700; text-align: right; }

  /* ---------- Reviews ---------- */
  .review-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
  .review-card {
    padding: 26px 24px;
    border-radius: var(--radius-lg);
    background: rgba(11, 46, 30, 0.68);
    border: 1px solid var(--line);
    display: flex;
    flex-direction: column;
  }
  .review-stars { color: var(--gold2); font-size: 14px; letter-spacing: 0.14em; }
  .review-card p { font-size: 14.5px; color: #C6D8CC; line-height: 1.74; margin: 12px 0 20px; flex: 1; }
  .review-meta { display: flex; align-items: center; gap: 12px; }
  .avatar {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: linear-gradient(135deg, #FCD34D, #F59E0B);
    color: #051F14;
    display: grid;
    place-items: center;
    font-weight: 900;
    font-size: 15px;
    flex-shrink: 0;
  }
  .review-meta strong { display: block; font-size: 14px; color: #fff; font-weight: 800; }
  .review-meta span { font-size: 12.5px; color: #93AB9C; }

  /* ---------- Channel matrix ---------- */
  .channel-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
  .channel-card {
    position: relative;
    display: block;
    padding: 28px 24px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--line);
    background: linear-gradient(150deg, rgba(15, 58, 38, 0.95) 0%, rgba(7, 34, 23, 0.96) 100%);
    transition: transform 0.22s ease, border-color 0.22s ease;
  }
  .channel-card:hover { transform: translateY(-5px); border-color: rgba(252, 211, 77, 0.55); }
  .channel-card:focus-visible { outline: 2px solid var(--gold2); outline-offset: 3px; }
  .channel-card h3 { margin: 14px 0 8px; font-size: 16.5px; color: #fff; font-weight: 800; }
  .channel-card p { margin: 0; font-size: 14px; color: #A9BEB0; line-height: 1.68; }
  .channel-card .go {
    margin-top: 18px;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 13px;
    font-weight: 800;
    color: var(--gold2);
  }

  /* ---------- FAQ ---------- */
  .faq-list { display: grid; gap: 12px; max-width: 920px; }
  .faq-item {
    border-radius: var(--radius-md);
    border: 1px solid var(--line);
    background: rgba(11, 46, 30, 0.58);
    overflow: hidden;
    transition: border-color 0.2s ease;
  }
  .faq-item[open] { border-color: rgba(252, 211, 77, 0.45); }
  .faq-item summary {
    list-style: none;
    cursor: pointer;
    padding: 18px 54px 18px 20px;
    font-weight: 700;
    font-size: 15px;
    color: #fff;
    position: relative;
    line-height: 1.55;
  }
  .faq-item summary::-webkit-details-marker { display: none; }
  .faq-item summary::after {
    content: "+";
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gold2);
    font-size: 21px;
    font-weight: 900;
    line-height: 1;
  }
  .faq-item[open] summary::after { content: "–"; }
  .faq-item summary:focus-visible { outline: 2px solid var(--gold2); outline-offset: -3px; }
  .faq-body { padding: 0 20px 20px; font-size: 14.6px; color: #B4C8BB; line-height: 1.74; }

  /* ---------- CTA band ---------- */
  .cta-band {
    border-radius: 26px;
    padding: 44px 42px;
    background:
      radial-gradient(80% 120% at 100% 0%, rgba(220, 38, 38, 0.26) 0%, transparent 62%),
      linear-gradient(135deg, rgba(245, 158, 11, 0.16) 0%, rgba(11, 46, 30, 0.96) 58%);
    border: 1px solid rgba(245, 158, 11, 0.38);
    display: grid;
    grid-template-columns: 1.45fr 1fr;
    gap: 34px;
    align-items: center;
    box-shadow: var(--shadow-card);
  }
  .cta-band h2 {
    margin: 14px 0 0;
    font-size: clamp(1.4rem, 2.5vw, 2rem);
    color: #fff;
    line-height: 1.28;
    font-weight: 900;
    letter-spacing: -0.01em;
  }
  .cta-band p { margin: 14px 0 0; font-size: 15px; color: #C0D2C5; line-height: 1.72; }
  .cta-actions { display: flex; flex-direction: column; gap: 12px; }
  .trust-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
  .trust-pill {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    font-size: 12px;
    font-weight: 700;
    color: #C9DACF;
    padding: 7px 13px;
    border-radius: 999px;
    border: 1px solid rgba(245, 158, 11, 0.26);
    background: rgba(5, 31, 20, 0.6);
  }

  /* ---------- Footer ---------- */
  .site-footer {
    background: linear-gradient(180deg, #051F14 0%, #031309 100%);
    border-top: 1px solid var(--line);
    padding: 56px 0 30px;
    margin-top: 0;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1fr;
    gap: 34px;
  }
  .site-footer h4 {
    font-size: 12px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--gold2);
    margin: 0 0 16px;
    font-weight: 800;
  }
  .site-footer p { font-size: 14px; color: #9FB4A6; line-height: 1.74; margin: 0; }
  .site-footer ul { list-style: none; margin: 0; padding: 0; }
  .site-footer ul li { margin-bottom: 10px; }
  .site-footer ul a {
    font-size: 14px;
    color: #AFC3B6;
    transition: color 0.2s ease;
  }
  .site-footer ul a:hover { color: var(--gold2); }
  .mt-20 { margin-top: 20px; }
  .footer-bottom {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: center;
    justify-content: space-between;
    margin-top: 42px;
    padding-top: 22px;
    border-top: 1px solid rgba(245, 158, 11, 0.16);
    font-size: 13px;
    color: #8FA596;
  }
  .license-row { display: flex; flex-wrap: wrap; gap: 8px; }
  .license-chip {
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid rgba(245, 158, 11, 0.34);
    color: var(--gold3);
    background: rgba(245, 158, 11, 0.08);
  }

  /* ---------- FAB ---------- */
  .fab-chip {
    position: fixed;
    left: 16px;
    bottom: 96px;
    z-index: 50;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: radial-gradient(circle at 32% 28%, #0F3A26 0%, #051F14 72%);
    border: 2px solid var(--gold);
    color: var(--gold2);
    font-size: 22px;
    opacity: 0.8;
    box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
    transition: transform 0.3s ease, opacity 0.3s ease;
    animation: fabFloat 3.6s ease-in-out infinite;
  }
  .fab-chip:hover { opacity: 1; transform: scale(1.1); }
  .fab-chip:active { transform: scale(0.94) translateY(3px); }
  .fab-chip .fab-dot {
    position: absolute;
    top: -2px;
    right: -2px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #DC2626;
    border: 2px solid #fff;
    box-shadow: 0 0 10px rgba(220, 38, 38, 0.9);
  }
  @keyframes fabFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
  }

  /* ---------- Responsive ---------- */
  @media (max-width: 1024px) {
    .main-nav { display: none; }
    .nav-toggle { display: inline-flex; }
    .hero-cat__grid { grid-template-columns: 1fr; gap: 40px; }
    .hero-copy { max-width: 100%; }
    .hero-media__frame { transform: none; }
    .hero-media__float { left: 14px; }
    .split { grid-template-columns: 1fr; gap: 30px; }
    .split--reverse .split-media { order: 0; }
    .trust-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .review-grid { grid-template-columns: 1fr 1fr; }
    .review-grid .review-card:last-child { grid-column: span 2; }
    .channel-grid { grid-template-columns: 1fr 1fr; }
    .channel-grid .channel-card:last-child { grid-column: span 2; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .cta-band { grid-template-columns: 1fr; padding: 38px 30px; }
    .cta-actions { flex-direction: row; flex-wrap: wrap; }
  }

  @media (max-width: 768px) {
    body { font-size: 15.5px; }
    .section { padding: 54px 0; }
    .hero-cat { padding: 44px 0 52px; }
    .feature-grid { grid-template-columns: 1fr; }
    .device-grid { grid-template-columns: 1fr; }
    .review-grid { grid-template-columns: 1fr; }
    .review-grid .review-card:last-child { grid-column: auto; }
    .channel-grid { grid-template-columns: 1fr; }
    .channel-grid .channel-card:last-child { grid-column: auto; }
    .step { grid-template-columns: 52px 1fr; gap: 16px; padding: 20px; }
    .kpi-row { max-width: 100%; }
  }

  @media (max-width: 520px) {
    .shell { padding: 0 16px; }
    .brand-mark { width: 34px; height: 34px; font-size: 15px; border-radius: 10px; }
    .brand-name { font-size: 12.8px; white-space: normal; max-width: 132px; line-height: 1.2; }
    .brand-sub { display: none; }
    .btn-login { padding: 8px 10px; font-size: 12px; }
    .btn-signup { padding: 9px 12px; font-size: 12px; }
    .nav-toggle { width: 38px; height: 38px; font-size: 17px; }
    .trust-strip { grid-template-columns: 1fr; }
    .hero-actions .btn { width: 100%; }
    .cta-actions { flex-direction: column; }
    .cta-actions .btn { width: 100%; }
    .cta-band { padding: 30px 22px; border-radius: 20px; }
    .footer-grid { grid-template-columns: 1fr; gap: 26px; }
    .footer-bottom { flex-direction: column; align-items: flex-start; }
    .device-card .row { flex-direction: column; gap: 3px; }
    .device-card dd { text-align: left; }
    .fab-chip { width: 50px; height: 50px; font-size: 19px; bottom: 92px; }
  }

/* roulang page: category2 */
:root {
    --bg: #051F14;
    --bg2: #0B2E1E;
    --bg3: #0F3A26;
    --gold: #F59E0B;
    --gold2: #FCD34D;
    --gold3: #FDE68A;
    --dragon: #DC2626;
    --text: #F8FAFC;
    --mint: #D1FAE5;
    --muted: #A3A375;
    --line: rgba(245, 158, 11, 0.22);
    --radius-lg: 22px;
    --radius-md: 16px;
    --radius-sm: 10px;
    --shadow-card: 0 22px 48px -26px rgba(0, 0, 0, 0.9);
  }

  * { box-sizing: border-box; }
  html { scroll-behavior: smooth; }
  body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    padding-bottom: 84px;
    overflow-x: hidden;
  }
  img { max-width: 100%; display: block; }
  a { color: inherit; text-decoration: none; }
  button { font-family: inherit; cursor: pointer; border: 0; background: none; }
  h1, h2, h3, h4 { line-height: 1.25; margin: 0; }
  p { margin: 0; }
  ul { margin: 0; padding: 0; list-style: none; }
  :focus-visible { outline: 2px solid var(--gold2); outline-offset: 3px; border-radius: 6px; }

  .shell { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 18px; }

  /* ---------- Header ---------- */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 60;
    background: rgba(5, 31, 20, 0.86);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
  }
  .header-inner { display: flex; align-items: center; gap: 18px; min-height: 68px; }
  .brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
  .brand-mark {
    width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center;
    background: linear-gradient(140deg, #FCD34D 0%, #F59E0B 45%, #B45309 100%);
    color: #051F14; font-weight: 900; font-size: 17px;
    box-shadow: 0 8px 22px -10px rgba(245, 158, 11, 0.85);
  }
  .brand-copy { display: flex; flex-direction: column; }
  .brand-name { font-size: 15px; font-weight: 800; color: #fff; line-height: 1.15; white-space: nowrap; }
  .brand-sub { font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
  .main-nav { display: flex; align-items: center; gap: 4px; margin-left: 6px; flex: 1; }
  .nav-link {
    padding: 9px 13px; font-size: 13.5px; font-weight: 600; color: #C7D6CC;
    border-radius: 999px; transition: color .2s ease, background .2s ease; white-space: nowrap;
  }
  .nav-link:hover { color: #fff; background: rgba(245, 158, 11, 0.12); }
  .nav-link.is-active { color: #051F14; background: linear-gradient(135deg, #FCD34D, #F59E0B); }
  .header-actions { display: flex; align-items: center; gap: 10px; margin-left: auto; flex-shrink: 0; }
  .btn-login {
    font-size: 13.5px; font-weight: 700; color: var(--gold2); padding: 9px 14px; border-radius: 999px;
    border: 1px solid rgba(245, 158, 11, 0.45); background: transparent; white-space: nowrap;
    transition: background .2s ease, color .2s ease, border-color .2s ease;
  }
  .btn-login:hover { background: rgba(245, 158, 11, 0.15); border-color: var(--gold2); }
  .btn-signup {
    font-size: 13.5px; font-weight: 800; color: #051F14; padding: 10px 18px; border-radius: 999px;
    background: linear-gradient(135deg, #FCD34D 0%, #F59E0B 55%, #D97706 100%);
    box-shadow: 0 10px 26px -12px rgba(245, 158, 11, 0.95);
    transition: transform .18s ease, box-shadow .18s ease; white-space: nowrap;
  }
  .btn-signup:hover { transform: translateY(-1px); box-shadow: 0 14px 30px -12px rgba(245, 158, 11, 1); }
  .btn-signup:active { transform: translateY(1px); }
  .nav-toggle {
    display: none; width: 42px; height: 42px; border-radius: 12px; border: 1px solid var(--line);
    color: var(--gold2); align-items: center; justify-content: center; font-size: 19px; line-height: 1;
  }
  .mobile-nav {
    display: none; border-top: 1px solid var(--line); background: rgba(5, 31, 20, 0.98);
    padding: 10px 18px 16px;
  }
  .mobile-nav a {
    display: block; padding: 12px 6px; font-size: 14.5px; font-weight: 600; color: #D7E3DA;
    border-bottom: 1px solid rgba(245, 158, 11, 0.12);
  }
  .mobile-nav a.is-active { color: var(--gold2); }
  .mobile-nav.is-open { display: block; }

  /* ---------- Buttons / chips ---------- */
  .btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    font-weight: 800; font-size: 15px; padding: 14px 26px; border-radius: 999px; line-height: 1.2;
    text-align: center; transition: transform .18s ease, box-shadow .18s ease, background .2s ease, color .2s ease;
  }
  .btn-primary {
    background: linear-gradient(135deg, #FCD34D 0%, #F59E0B 52%, #D97706 100%);
    color: #042014; box-shadow: 0 14px 34px -14px rgba(245, 158, 11, 0.95);
  }
  .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 20px 40px -16px rgba(245, 158, 11, 1); }
  .btn-primary:active { transform: translateY(0); }
  .btn-outline {
    border: 1px solid rgba(252, 211, 77, 0.55); color: var(--gold3); background: rgba(245, 158, 11, 0.06);
  }
  .btn-outline:hover { background: rgba(245, 158, 11, 0.16); border-color: var(--gold2); color: #fff; }
  .btn-dark { background: #0F3A26; color: #E9F5EE; border: 1px solid rgba(245, 158, 11, 0.25); }
  .btn-dark:hover { background: #14503A; }
  .btn-sm { padding: 11px 20px; font-size: 13.5px; }

  .chip {
    display: inline-flex; align-items: center; gap: 7px; font-size: 11.5px; font-weight: 800;
    letter-spacing: 0.12em; text-transform: uppercase; padding: 7px 14px; border-radius: 999px;
    border: 1px solid rgba(245, 158, 11, 0.4); color: var(--gold2); background: rgba(245, 158, 11, 0.09);
  }
  .chip-solid { background: linear-gradient(135deg, #FCD34D, #F59E0B); color: #051F14; border-color: transparent; }
  .chip-soft { background: rgba(16, 185, 129, 0.12); border-color: rgba(16, 185, 129, 0.35); color: #A7F3D0; }

  /* ---------- Section basics ---------- */
  .sec { padding: 62px 0; position: relative; }
  .sec-alt { background: linear-gradient(180deg, rgba(11, 46, 30, 0.95) 0%, rgba(5, 31, 20, 0.95) 100%); border-top: 1px solid rgba(245, 158, 11, 0.14); border-bottom: 1px solid rgba(245, 158, 11, 0.14); }
  .sec-head { max-width: 760px; }
  .sec-title { font-size: clamp(1.4rem, 2.4vw, 2rem); color: #fff; margin-top: 12px; font-weight: 800; }
  .sec-desc { color: #BFD3C6; margin-top: 14px; font-size: 15.5px; }
  .eyebrow { font-size: 11.5px; font-weight: 800; letter-spacing: 0.18em; text-transform: uppercase; color: var(--gold2); }
  .divider { height: 1px; background: linear-gradient(90deg, rgba(245, 158, 11, 0.4), transparent); margin: 34px 0; }

  /* ---------- Hero ---------- */
  .hero { position: relative; overflow: hidden; padding: 60px 0 54px; }
  .hero-bg {
    position: absolute; inset: 0; z-index: 0;
    background-image: url('/assets/images/3438f3d5ceb1d8c9.jpg');
    background-size: cover; background-position: center;
    opacity: 0.34;
  }
  .hero-veil {
    position: absolute; inset: 0; z-index: 0;
    background: linear-gradient(115deg, rgba(5, 31, 20, 0.96) 12%, rgba(5, 31, 20, 0.7) 48%, rgba(11, 46, 30, 0.94) 100%);
  }
  .hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1.12fr 0.88fr; gap: 46px; align-items: center; }
  .hero h1 {
    font-size: clamp(2rem, 4.4vw, 3.1rem); font-weight: 900; color: #fff; margin-top: 18px;
    letter-spacing: -0.015em;
  }
  .hero h1 em {
    font-style: normal;
    background: linear-gradient(135deg, #FCD34D, #F59E0B 60%, #FDE68A);
    -webkit-background-clip: text; background-clip: text; color: transparent;
  }
  .hero-lead { color: #CFE2D5; font-size: 16.5px; margin-top: 18px; max-width: 560px; }
  .hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
  .hero-meta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }

  .hero-panel {
    background: linear-gradient(160deg, rgba(15, 58, 38, 0.95), rgba(5, 31, 20, 0.95));
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-card);
  }
  .hero-panel h2 { font-size: 16px; font-weight: 800; color: #fff; }
  .hero-panel .panel-note { font-size: 13px; color: var(--muted); margin-top: 6px; }
  .stat-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 18px; }
  .stat-box {
    background: rgba(5, 31, 20, 0.7); border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: var(--radius-sm); padding: 14px 14px 12px;
  }
  .stat-num { font-size: 20px; font-weight: 900; color: var(--gold2); line-height: 1.15; }
  .stat-cap { font-size: 12px; color: #A9C2B2; margin-top: 4px; }
  .hero-panel .panel-cta { margin-top: 18px; width: 100%; }

  /* ---------- Value block ---------- */
  .value-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 40px; align-items: start; margin-top: 34px; }
  .value-list { display: grid; gap: 14px; }
  .value-item {
    display: grid; grid-template-columns: 46px 1fr; gap: 16px; align-items: start;
    padding: 16px 18px; border-radius: var(--radius-md);
    background: rgba(11, 46, 30, 0.6); border: 1px solid rgba(245, 158, 11, 0.16);
    transition: border-color .2s ease, transform .2s ease, background .2s ease;
  }
  .value-item:hover { border-color: rgba(245, 158, 11, 0.5); transform: translateX(4px); background: rgba(15, 58, 38, 0.75); }
  .value-icon {
    width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center;
    background: linear-gradient(140deg, rgba(252, 211, 77, 0.22), rgba(245, 158, 11, 0.1));
    border: 1px solid rgba(245, 158, 11, 0.35); color: var(--gold2); font-size: 19px;
  }
  .value-item h3 { font-size: 15.5px; color: #fff; font-weight: 700; }
  .value-item p { font-size: 14px; color: #B7CCC0; margin-top: 5px; }
  .value-art { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid rgba(245, 158, 11, 0.28); box-shadow: var(--shadow-card); }
  .value-art img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 16 / 11; }

  /* ---------- Steps ---------- */
  .step-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 34px; }
  .step-card {
    position: relative; padding: 26px 22px 24px; border-radius: var(--radius-md);
    background: linear-gradient(165deg, rgba(15, 58, 38, 0.9), rgba(5, 31, 20, 0.92));
    border: 1px solid rgba(245, 158, 11, 0.2);
  }
  .step-card::before {
    content: attr(data-step); position: absolute; top: -16px; left: 22px;
    width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center;
    background: linear-gradient(140deg, #FCD34D, #F59E0B); color: #051F14;
    font-weight: 900; font-size: 16px; box-shadow: 0 10px 24px -12px rgba(245, 158, 11, 0.95);
  }
  .step-card h3 { font-size: 16.5px; color: #fff; margin-top: 12px; font-weight: 800; }
  .step-card p { font-size: 14.2px; color: #B7CCC0; margin-top: 8px; }

  /* ---------- Scenario cards ---------- */
  .scenario-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-top: 32px; }
  .scenario-card {
    padding: 22px 18px; border-radius: var(--radius-md);
    background: rgba(11, 46, 30, 0.55); border: 1px solid rgba(245, 158, 11, 0.16);
    transition: transform .2s ease, border-color .2s ease, background .2s ease;
  }
  .scenario-card:hover { transform: translateY(-4px); border-color: rgba(245, 158, 11, 0.55); background: rgba(15, 58, 38, 0.8); }
  .scenario-card .sc-ico { font-size: 22px; }
  .scenario-card h3 { font-size: 15.5px; color: #fff; font-weight: 700; margin-top: 12px; }
  .scenario-card p { font-size: 13.8px; color: #B0C6BA; margin-top: 7px; }

  /* ---------- Payment strip ---------- */
  .pay-strip {
    margin-top: 30px; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
  }
  .pay-item {
    display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-radius: var(--radius-sm);
    background: rgba(5, 31, 20, 0.72); border: 1px solid rgba(245, 158, 11, 0.22); font-size: 14px; font-weight: 700; color: #EAF4EE;
  }
  .pay-dot { width: 9px; height: 9px; border-radius: 50%; background: linear-gradient(135deg, #FCD34D, #F59E0B); flex: none; }

  /* ---------- Compare table ---------- */
  .compare-wrap { margin-top: 32px; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid rgba(245, 158, 11, 0.24); }
  table.compare { width: 100%; border-collapse: collapse; font-size: 14.5px; }
  table.compare th, table.compare td { padding: 15px 18px; text-align: left; border-bottom: 1px solid rgba(245, 158, 11, 0.12); }
  table.compare thead th { background: rgba(15, 58, 38, 0.95); color: #fff; font-weight: 800; font-size: 14px; letter-spacing: .02em; }
  table.compare tbody td { background: rgba(5, 31, 20, 0.62); color: #C6DACD; }
  table.compare tbody tr:last-child td { border-bottom: 0; }
  table.compare td.yes { color: #A7F3D0; font-weight: 700; }
  table.compare td.no { color: #E3B7B7; }

  /* ---------- Testimonials ---------- */
  .quote-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 32px; }
  .quote-card {
    padding: 24px 22px; border-radius: var(--radius-md);
    background: linear-gradient(170deg, rgba(15, 58, 38, 0.85), rgba(5, 31, 20, 0.9));
    border: 1px solid rgba(245, 158, 11, 0.18);
  }
  .quote-card p { font-size: 14.5px; color: #D6E6DB; font-style: italic; }
  .quote-who { display: flex; align-items: center; gap: 10px; margin-top: 16px; }
  .quote-avatar {
    width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center;
    background: linear-gradient(140deg, #FCD34D, #B45309); color: #051F14; font-weight: 900; font-size: 13px;
  }
  .quote-name { font-size: 13.5px; font-weight: 700; color: #fff; }
  .quote-role { font-size: 12px; color: var(--muted); }

  /* ---------- FAQ ---------- */
  .faq-list { margin-top: 30px; display: grid; gap: 12px; }
  .faq-item { border: 1px solid rgba(245, 158, 11, 0.2); border-radius: var(--radius-md); background: rgba(11, 46, 30, 0.5); overflow: hidden; }
  .faq-q {
    width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px;
    padding: 18px 20px; font-size: 15.5px; font-weight: 700; color: #fff; text-align: left;
    transition: background .2s ease;
  }
  .faq-q:hover { background: rgba(245, 158, 11, 0.08); }
  .faq-q .faq-sign { color: var(--gold2); font-size: 20px; line-height: 1; flex: none; transition: transform .25s ease; }
  .faq-item.is-open .faq-sign { transform: rotate(45deg); }
  .faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
  .faq-item.is-open .faq-a { max-height: 420px; }
  .faq-a p { padding: 0 20px 20px; font-size: 14.5px; color: #BAD0C3; }

  /* ---------- Final CTA ---------- */
  .cta-band {
    position: relative; overflow: hidden; border-radius: var(--radius-lg);
    border: 1px solid rgba(245, 158, 11, 0.35);
    background-image: url('/assets/images/0f73926fdc190a7d.jpg');
    background-size: cover; background-position: center;
    padding: 46px 38px; text-align: center;
  }
  .cta-band::before {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(130deg, rgba(5, 31, 20, 0.95), rgba(11, 46, 30, 0.86));
  }
  .cta-band > * { position: relative; z-index: 1; }
  .cta-band h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); color: #fff; font-weight: 900; }
  .cta-band p { color: #CBE0D3; margin-top: 14px; max-width: 660px; margin-left: auto; margin-right: auto; font-size: 15.5px; }
  .cta-actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 26px; }
  .cta-note { margin-top: 20px; font-size: 12.5px; color: var(--muted); }

  /* ---------- Guarantee strip ---------- */
  .guarantee {
    display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 26px;
  }
  .guarantee-item {
    display: flex; gap: 12px; align-items: flex-start; padding: 18px;
    border-radius: var(--radius-md); background: rgba(5, 31, 20, 0.6);
    border: 1px solid rgba(245, 158, 11, 0.16);
  }
  .guarantee-item strong { display: block; font-size: 14.5px; color: #fff; }
  .guarantee-item span { font-size: 13.5px; color: #AFC5B9; }

  /* ---------- Footer ---------- */
  .site-footer { border-top: 1px solid var(--line); background: #04170F; margin-top: 40px; padding: 52px 0 26px; }
  .footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
  .site-footer h4 { font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gold2); margin-bottom: 14px; }
  .site-footer ul li { margin-bottom: 9px; }
  .site-footer ul a { font-size: 14px; color: #B8CCC0; transition: color .2s ease; }
  .site-footer ul a:hover { color: var(--gold2); }
  .site-footer .brand-name { font-size: 16px; }
  .mt-20 { margin-top: 18px; font-size: 14px; color: #A9BDAF; max-width: 360px; }
  .footer-bottom {
    margin-top: 36px; padding-top: 20px; border-top: 1px solid rgba(245, 158, 11, 0.16);
    display: flex; flex-wrap: wrap; gap: 14px; align-items: center; justify-content: space-between;
    font-size: 12.5px; color: var(--muted);
  }
  .license-row { display: flex; flex-wrap: wrap; gap: 8px; }
  .license-chip {
    border: 1px solid rgba(245, 158, 11, 0.32); border-radius: 999px; padding: 5px 12px;
    font-size: 11.5px; font-weight: 700; color: #E4C98A;
  }

  /* ---------- FAB ---------- */
  .fab {
    position: fixed; left: 16px; bottom: 96px; z-index: 50;
    width: 56px; height: 56px; border-radius: 50%;
    display: grid; place-items: center; font-size: 22px;
    background: radial-gradient(circle at 30% 28%, #1B4D34 0%, #051F14 70%);
    border: 2px solid var(--gold);
    color: var(--gold2);
    box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
    opacity: .85;
    animation: fabFloat 3.4s ease-in-out infinite;
    transition: transform .25s ease, opacity .25s ease;
  }
  .fab:hover { opacity: 1; transform: scale(1.1); }
  .fab:active { transform: scale(.95) translateY(3px); }
  .fab .fab-icon { transition: transform .5s ease; }
  .fab:hover .fab-icon { transform: rotate(360deg); }
  .fab .fab-badge {
    position: absolute; top: 1px; right: 1px; width: 14px; height: 14px; border-radius: 50%;
    background: #DC2626; box-shadow: 0 0 0 2px #fff;
  }
  @keyframes fabFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
  }

  /* ---------- Responsive ---------- */
  @media (max-width: 1024px) {
    .main-nav { display: none; }
    .nav-toggle { display: inline-flex; }
    .hero-inner { grid-template-columns: 1fr; gap: 32px; }
    .value-grid { grid-template-columns: 1fr; gap: 28px; }
    .scenario-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .quote-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 26px; }
    .pay-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  }
  @media (max-width: 768px) {
    body { font-size: 15.5px; }
    .sec { padding: 46px 0; }
    .hero { padding: 42px 0 40px; }
    .step-row { grid-template-columns: 1fr; gap: 30px; }
    .guarantee { grid-template-columns: 1fr; }
    .quote-grid { grid-template-columns: 1fr; }
    .header-actions .btn-login { display: inline-flex; }
    .brand-name { font-size: 14px; }
    .cta-band { padding: 36px 22px; }
  }
  @media (max-width: 520px) {
    .scenario-grid { grid-template-columns: 1fr; }
    .stat-grid { grid-template-columns: 1fr 1fr; }
    .pay-strip { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .header-actions { gap: 6px; }
    .btn-login { padding: 8px 11px; font-size: 12.5px; }
    .btn-signup { padding: 9px 14px; font-size: 12.5px; }
    .brand-sub { display: none; }
    .hero h1 { font-size: 1.85rem; }
    table.compare th, table.compare td { padding: 12px 12px; font-size: 13.5px; }
    .fab { left: 12px; bottom: 88px; width: 52px; height: 52px; }
  }

/* roulang page: category3 */
:root {
    --bg: #051F14;
    --bg2: #0B2E1E;
    --bg3: #0F3A26;
    --gold: #F59E0B;
    --gold2: #FCD34D;
    --gold3: #FDE68A;
    --dragon: #DC2626;
    --text: #F8FAFC;
    --mint: #D1FAE5;
    --muted: #A3A375;
    --line: rgba(245, 158, 11, 0.22);
    --radius-lg: 22px;
    --radius-md: 16px;
    --radius-sm: 10px;
    --shadow-card: 0 22px 48px -26px rgba(0, 0, 0, 0.9);
  }

  *, *::before, *::after { box-sizing: border-box; }
  html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
  body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.65;
    padding-bottom: 92px;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
  }
  img { max-width: 100%; display: block; height: auto; }
  a { color: inherit; text-decoration: none; }
  button { font-family: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
  ul, ol { margin: 0; padding: 0; list-style: none; }
  h1, h2, h3, h4 { margin: 0; line-height: 1.28; font-weight: 800; letter-spacing: -0.01em; }
  p { margin: 0; }
  input { font-family: inherit; }
  :focus-visible { outline: 2px solid var(--gold2); outline-offset: 3px; border-radius: 6px; }
  .sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
  }
  .mt-20 { margin-top: 20px; }

  .shell { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 20px; }

  /* ---------- Header ---------- */
  .site-header {
    position: sticky; top: 0; z-index: 60;
    background: rgba(5, 31, 20, 0.86);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
  }
  .header-inner { display: flex; align-items: center; gap: 18px; min-height: 68px; }
  .brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
  .brand-mark {
    width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center;
    background: linear-gradient(140deg, #FCD34D 0%, #F59E0B 45%, #B45309 100%);
    color: #051F14; font-weight: 900; font-size: 17px;
    box-shadow: 0 8px 22px -10px rgba(245, 158, 11, 0.85);
  }
  .brand-copy { display: flex; flex-direction: column; }
  .brand-name { font-size: 15px; font-weight: 800; color: #fff; line-height: 1.15; white-space: nowrap; }
  .brand-sub { font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
  .main-nav { display: flex; align-items: center; gap: 4px; margin-left: 6px; flex: 1; }
  .nav-link {
    padding: 9px 13px; font-size: 13.5px; font-weight: 600; color: #C7D6CC;
    border-radius: 999px; transition: color 0.2s ease, background 0.2s ease; white-space: nowrap;
  }
  .nav-link:hover { color: #fff; background: rgba(245, 158, 11, 0.12); }
  .nav-link.is-active { color: #051F14; background: linear-gradient(135deg, #FCD34D, #F59E0B); }
  .header-actions { display: flex; align-items: center; gap: 10px; margin-left: auto; flex-shrink: 0; }
  .btn-login {
    font-size: 13.5px; font-weight: 700; color: var(--gold2); padding: 9px 14px;
    border-radius: 999px; border: 1px solid rgba(245, 158, 11, 0.45); background: transparent;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease; white-space: nowrap;
  }
  .btn-login:hover { background: rgba(245, 158, 11, 0.15); border-color: var(--gold2); }
  .btn-signup {
    font-size: 13.5px; font-weight: 800; color: #051F14; padding: 10px 18px; border-radius: 999px;
    background: linear-gradient(135deg, #FCD34D 0%, #F59E0B 55%, #D97706 100%);
    box-shadow: 0 10px 26px -12px rgba(245, 158, 11, 0.95);
    transition: transform 0.18s ease, box-shadow 0.18s ease; white-space: nowrap;
  }
  .btn-signup:hover { transform: translateY(-1px); box-shadow: 0 14px 30px -12px rgba(245, 158, 11, 1); }
  .btn-signup:active { transform: translateY(1px); }
  .nav-toggle {
    display: none; width: 42px; height: 42px; border-radius: 12px; border: 1px solid var(--line);
    color: var(--gold2); align-items: center; justify-content: center; font-size: 19px; line-height: 1;
  }
  .mobile-nav {
    display: none; border-top: 1px solid var(--line);
    background: rgba(5, 31, 20, 0.98); padding: 10px 18px 16px;
  }
  .mobile-nav a {
    display: block; padding: 12px 6px; font-size: 14.5px; font-weight: 600;
    color: #D7E3DA; border-bottom: 1px solid rgba(245, 158, 11, 0.12);
  }
  .mobile-nav a.is-active { color: var(--gold2); }

  /* ---------- Buttons ---------- */
  .btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    font-weight: 800; font-size: 15px; padding: 14px 26px; border-radius: 999px;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
    line-height: 1.2; text-align: center;
  }
  .btn-primary {
    background: linear-gradient(135deg, #FCD34D 0%, #F59E0B 52%, #D97706 100%);
    color: #042014; box-shadow: 0 14px 34px -14px rgba(245, 158, 11, 0.95);
  }
  .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 20px 40px -16px rgba(245, 158, 11, 1); }
  .btn-primary:active { transform: translateY(0); }
  .btn-outline { border: 1px solid rgba(252, 211, 77, 0.55); color: var(--gold3); background: rgba(245, 158, 11, 0.06); }
  .btn-outline:hover { background: rgba(245, 158, 11, 0.16); border-color: var(--gold2); color: #fff; }
  .btn-dark { background: #0F3A26; color: #E9F5EE; border: 1px solid rgba(245, 158, 11, 0.25); }
  .btn-dark:hover { background: #14503A; }
  .btn-sm { padding: 11px 20px; font-size: 13.5px; }

  /* ---------- Chips / badges ---------- */
  .chip {
    display: inline-flex; align-items: center; gap: 7px; font-size: 11.5px; font-weight: 800;
    letter-spacing: 0.12em; text-transform: uppercase; padding: 7px 14px; border-radius: 999px;
    border: 1px solid rgba(245, 158, 11, 0.4); color: var(--gold2); background: rgba(245, 158, 11, 0.09);
  }
  .mini-badge {
    font-size: 11px; font-weight: 700; padding: 5px 11px; border-radius: 999px;
    background: rgba(245, 158, 11, 0.12); border: 1px solid rgba(245, 158, 11, 0.28); color: var(--gold3);
  }

  /* ---------- Hero ---------- */
  .hero {
    position: relative; overflow: hidden; padding: 60px 0 48px;
    background: radial-gradient(120% 120% at 12% 0%, #0F3A26 0%, #072317 55%, #030F09 100%);
  }
  .hero-bg {
    position: absolute; inset: 0; pointer-events: none; opacity: 0.16;
    background: url('/assets/images/3438f3d5ceb1d8c9.jpg') center / cover no-repeat;
  }
  .hero::after {
    content: ""; position: absolute; inset: 0; pointer-events: none;
    background: linear-gradient(180deg, rgba(5, 31, 20, 0.35), rgba(5, 31, 20, 0.92));
  }
  .hero .shell { position: relative; z-index: 2; }
  .hero-grid {
    display: grid; grid-template-columns: minmax(0, 1.32fr) minmax(0, 1fr);
    gap: 38px; align-items: start;
  }
  .hero-title { font-size: clamp(1.7rem, 3.5vw, 2.75rem); margin-top: 16px; color: #fff; }
  .hero-lead { color: #C9DACE; font-size: 15.5px; margin-top: 16px; max-width: 62ch; }
  .hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
  .hero-stats {
    display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px;
    margin-top: 34px; padding-top: 24px; border-top: 1px solid var(--line);
  }
  .hero-stats li { display: flex; flex-direction: column; gap: 4px; }
  .hero-stats strong { font-size: 1.26rem; color: var(--gold2); font-weight: 900; letter-spacing: -0.02em; }
  .hero-stats span { font-size: 12.5px; color: var(--muted); line-height: 1.45; }

  .hero-panel {
    background: linear-gradient(165deg, rgba(15, 58, 38, 0.96), rgba(7, 32, 21, 0.98));
    border: 1px solid var(--line); border-radius: var(--radius-lg);
    padding: 26px 24px; box-shadow: var(--shadow-card);
  }
  .hero-panel-head {
    display: inline-flex; align-items: center; gap: 8px; font-size: 11.5px; font-weight: 800;
    letter-spacing: 0.1em; text-transform: uppercase; color: var(--gold2);
  }
  .dot-live {
    width: 8px; height: 8px; border-radius: 50%; background: #22C55E;
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.6); animation: pulse 2s infinite;
  }
  @keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.55); }
    70% { box-shadow: 0 0 0 10px rgba(34, 197, 94, 0); }
    100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
  }
  .hero-panel-title { font-size: 1.2rem; margin-top: 12px; color: #fff; }
  .hero-panel-text { font-size: 14px; color: #BCD2C3; margin-top: 10px; }
  .sub-form { display: flex; gap: 10px; margin-top: 18px; }
  .sub-form input {
    flex: 1; min-width: 0; padding: 12px 16px; border-radius: 999px;
    background: rgba(5, 31, 20, 0.78); border: 1px solid rgba(245, 158, 11, 0.3);
    color: #fff; font-size: 14px; transition: border-color 0.2s ease, box-shadow 0.2s ease;
  }
  .sub-form input::placeholder { color: #7E9C89; }
  .sub-form input:focus { border-color: var(--gold2); box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.18); outline: none; }
  .form-note { font-size: 12.5px; color: var(--gold3); margin-top: 10px; min-height: 18px; }
  .hero-panel-foot {
    display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; padding-top: 16px;
    border-top: 1px dashed rgba(245, 158, 11, 0.25);
  }

  /* ---------- Tier strip ---------- */
  .tier-strip { position: relative; z-index: 2; margin-top: 44px; }
  .tier-track {
    display: grid; grid-template-columns: repeat(5, minmax(0, 1fr));
    border: 1px solid var(--line); border-radius: var(--radius-md);
    overflow: hidden; background: rgba(7, 32, 21, 0.62);
  }
  .tier-node { padding: 16px 14px; border-right: 1px solid rgba(245, 158, 11, 0.16); position: relative; }
  .tier-node:last-child { border-right: 0; }
  .tier-node::before {
    content: ""; position: absolute; left: 0; top: 0; height: 3px; width: 100%;
    background: linear-gradient(90deg, var(--gold), var(--gold3)); opacity: 0.3; transition: opacity 0.2s ease;
  }
  .tier-node:hover::before { opacity: 1; }
  .tier-dot {
    display: block; width: 10px; height: 10px; border-radius: 50%; margin-bottom: 10px;
    background: linear-gradient(135deg, var(--gold2), var(--gold));
    box-shadow: 0 0 0 4px rgba(245, 158, 11, 0.14);
  }
  .tier-name { display: block; font-weight: 800; font-size: 14px; color: #fff; }
  .tier-note { display: block; font-size: 12px; color: var(--muted); margin-top: 3px; }

  /* ---------- Sections ---------- */
  .section { padding: 66px 0; position: relative; }
  .section--alt {
    background: linear-gradient(180deg, rgba(11, 46, 30, 0.72), rgba(5, 31, 20, 0.92));
    border-top: 1px solid rgba(245, 158, 11, 0.14);
    border-bottom: 1px solid rgba(245, 158, 11, 0.14);
  }
  .sec-head { max-width: 760px; margin-bottom: 36px; }
  .sec-title { font-size: clamp(1.42rem, 2.6vw, 2.05rem); color: #fff; margin-top: 12px; }
  .sec-lead { color: #B9CDBF; font-size: 15px; margin-top: 14px; }

  /* ---------- Pillars ---------- */
  .pillar-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); }
  .pillar { padding: 30px 28px 10px 0; border-right: 1px solid rgba(245, 158, 11, 0.16); }
  .pillar:nth-child(2) { padding-left: 28px; }
  .pillar:nth-child(3) { padding-left: 28px; border-right: 0; }
  .pillar-num { font-size: 12px; font-weight: 900; letter-spacing: 0.2em; color: var(--gold); }
  .pillar h3 { font-size: 1.1rem; color: #fff; margin-top: 14px; }
  .pillar p { font-size: 14.5px; color: #B4C9BA; margin-top: 12px; }

  /* ---------- Benefit table ---------- */
  .benefit-table {
    border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden;
    background: rgba(7, 32, 21, 0.55);
  }
  .benefit-row {
    display: grid; grid-template-columns: 150px 190px 1fr; gap: 16px; align-items: center;
    padding: 18px 22px; border-bottom: 1px solid rgba(245, 158, 11, 0.13); transition: background 0.2s ease;
  }
  .benefit-row:last-child { border-bottom: 0; }
  .benefit-row:hover { background: rgba(245, 158, 11, 0.06); }
  .benefit-head {
    background: rgba(245, 158, 11, 0.09); font-size: 11.5px; letter-spacing: 0.12em;
    text-transform: uppercase; color: var(--gold2); font-weight: 800;
  }
  .b-tier { font-weight: 800; color: #fff; font-size: 15px; }
  .b-milestone { font-size: 14px; color: var(--gold3); font-weight: 700; }
  .b-desc { font-size: 14px; color: #B4C9BA; }

  /* ---------- Split / scene ---------- */
  .split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr); gap: 44px; align-items: center; }
  .split-media {
    position: relative; border-radius: var(--radius-lg); overflow: hidden;
    border: 1px solid var(--line); box-shadow: var(--shadow-card);
  }
  .split-media img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
  .split-media::after {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(200deg, rgba(5, 31, 20, 0) 42%, rgba(5, 31, 20, 0.85) 100%);
  }
  .scene-list { display: grid; gap: 20px; margin-top: 26px; }
  .scene-item { display: grid; grid-template-columns: 38px 1fr; gap: 14px; align-items: start; }
  .scene-ico {
    width: 38px; height: 38px; border-radius: 12px; display: grid; place-items: center;
    background: rgba(245, 158, 11, 0.14); border: 1px solid rgba(245, 158, 11, 0.35);
    color: var(--gold2); font-weight: 900; font-size: 13px;
  }
  .scene-item h4 { font-size: 1rem; color: #fff; }
  .scene-item p { font-size: 14px; color: #B4C9BA; margin-top: 6px; }

  /* ---------- Proof ---------- */
  .proof-strip {
    display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px;
    padding: 26px 0; margin-bottom: 38px;
    border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  }
  .proof-item { display: flex; flex-direction: column; gap: 4px; }
  .proof-item strong { font-size: 1.55rem; font-weight: 900; color: var(--gold2); letter-spacing: -0.02em; }
  .proof-item span { font-size: 13px; color: var(--muted); }
  .quote-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
  .quote {
    background: linear-gradient(160deg, rgba(15, 58, 38, 0.85), rgba(6, 28, 18, 0.95));
    border: 1px solid var(--line); border-radius: var(--radius-md); padding: 24px;
    transition: transform 0.22s ease, border-color 0.22s ease;
  }
  .quote:hover { transform: translateY(-4px); border-color: rgba(252, 211, 77, 0.45); }
  .quote p { font-size: 14.5px; color: #C6D9CC; font-style: italic; }
  .quote footer { margin-top: 16px; display: flex; align-items: center; gap: 10px; }
  .quote-avatar {
    width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center;
    background: linear-gradient(135deg, var(--gold2), var(--gold)); color: #042014;
    font-weight: 900; font-size: 13px; flex-shrink: 0;
  }
  .quote-name { font-size: 13.5px; font-weight: 700; color: #fff; }
  .quote-meta { font-size: 12px; color: var(--muted); }

  /* ---------- Compare ---------- */
  .compare { border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; background: rgba(7, 32, 21, 0.5); }
  .compare-row {
    display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 14px; align-items: center;
    padding: 16px 22px; border-bottom: 1px solid rgba(245, 158, 11, 0.12); font-size: 14.5px;
  }
  .compare-row:last-child { border-bottom: 0; }
  .compare-head {
    background: rgba(245, 158, 11, 0.09); font-size: 11.5px; letter-spacing: 0.12em;
    text-transform: uppercase; font-weight: 800; color: var(--gold2);
  }
  .cmp-label { color: #C9DACE; }
  .cmp-a { color: #93A8B8; }
  .cmp-b { color: var(--gold3); font-weight: 700; }

  /* ---------- News ---------- */
  .news-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
  .news-card {
    display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: var(--radius-md);
    overflow: hidden; background: rgba(9, 38, 25, 0.65); text-align: left;
    transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.22s ease;
  }
  .news-card:hover { transform: translateY(-4px); border-color: rgba(252, 211, 77, 0.5); box-shadow: 0 24px 44px -26px rgba(0, 0, 0, 0.95); }
  .news-thumb { aspect-ratio: 16 / 9; overflow: hidden; }
  .news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
  .news-card:hover .news-thumb img { transform: scale(1.06); }
  .news-body { padding: 18px 18px 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
  .news-cat { font-size: 11px; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gold); }
  .news-body h3 {
    font-size: 1rem; color: #fff; line-height: 1.4;
    display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
  }
  .news-body p {
    font-size: 13.5px; color: #A9BFB2;
    display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
  }
  .news-date { margin-top: auto; font-size: 12px; color: var(--muted); }
  .news-empty {
    padding: 26px; border: 1px dashed rgba(245, 158, 11, 0.3); border-radius: var(--radius-md);
    color: #B4C9BA; font-size: 14.5px; text-align: left;
  }

  /* ---------- FAQ ---------- */
  .faq-list { display: grid; gap: 12px; max-width: 900px; }
  .faq-item {
    border: 1px solid var(--line); border-radius: var(--radius-md);
    background: rgba(9, 38, 25, 0.6); overflow: hidden; transition: border-color 0.2s ease;
  }
  .faq-item[open] { border-color: rgba(252, 211, 77, 0.5); }
  .faq-item summary {
    list-style: none; cursor: pointer; padding: 18px 22px; font-weight: 700; font-size: 15px;
    color: #fff; display: flex; justify-content: space-between; gap: 16px; align-items: center;
  }
  .faq-item summary::-webkit-details-marker { display: none; }
  .faq-item summary::after { content: "+"; color: var(--gold2); font-size: 20px; font-weight: 400; line-height: 1; }
  .faq-item[open] summary::after { content: "–"; }
  .faq-item p { padding: 0 22px 20px; font-size: 14.5px; color: #B7CBBE; }

  /* ---------- Guard ---------- */
  .guard {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 16px;
    padding: 26px; border: 1px solid var(--line); border-radius: var(--radius-lg);
    background: linear-gradient(120deg, rgba(15, 58, 38, 0.9), rgba(6, 28, 18, 0.9));
  }
  .guard-item { display: flex; align-items: center; gap: 12px; font-size: 13.5px; color: #CBDDD1; }
  .guard-ico {
    width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; flex-shrink: 0;
    background: rgba(245, 158, 11, 0.14); border: 1px solid rgba(245, 158, 11, 0.32); color: var(--gold2); font-size: 15px;
  }

  /* ---------- Closing ---------- */
  .closing {
    position: relative; overflow: hidden; border-radius: var(--radius-lg);
    border: 1px solid rgba(245, 158, 11, 0.35); padding: 52px 42px; text-align: center;
    background: radial-gradient(120% 140% at 85% 10%, #0F3A26 0%, #072317 55%, #040F0A 100%);
  }
  .closing h2 { font-size: clamp(1.5rem, 2.8vw, 2.05rem); color: #fff; }
  .closing p { color: #C3D6C9; font-size: 15.5px; margin-top: 14px; max-width: 70ch; margin-left: auto; margin-right: auto; }
  .closing-cta { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; margin-top: 28px; }

  /* ---------- Footer ---------- */
  .site-footer { background: #03150D; border-top: 1px solid var(--line); padding: 54px 0 28px; margin-top: 20px; }
  .footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 34px; }
  .footer-grid h4 { font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--gold2); margin-bottom: 16px; }
  .footer-grid p { font-size: 14px; color: #A9BFB2; max-width: 52ch; }
  .footer-grid ul { display: grid; gap: 10px; }
  .footer-grid ul a { font-size: 14px; color: #B9CDBF; transition: color 0.2s ease; }
  .footer-grid ul a:hover { color: var(--gold2); }
  .footer-bottom {
    display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: center;
    border-top: 1px solid rgba(245, 158, 11, 0.16); margin-top: 38px; padding-top: 22px;
    font-size: 12.5px; color: var(--muted);
  }
  .license-row { display: flex; flex-wrap: wrap; gap: 10px; }
  .license-chip {
    font-size: 11.5px; font-weight: 700; padding: 5px 12px; border-radius: 999px;
    border: 1px solid rgba(245, 158, 11, 0.28); color: var(--gold3); background: rgba(245, 158, 11, 0.08);
  }

  /* ---------- FAB ---------- */
  .fab {
    position: fixed; left: 16px; bottom: 96px; z-index: 50;
    width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center;
    background: radial-gradient(circle at 32% 28%, #3A2A14 0%, #0B0C0E 62%);
    border: 2px solid var(--gold); color: var(--gold2); opacity: 0.85;
    box-shadow: 0 6px 25px rgba(245, 158, 11, 0.35);
    transition: transform 0.2s ease, opacity 0.2s ease, box-shadow 0.2s ease;
  }
  .fab::after {
    content: ""; position: absolute; top: -2px; right: -2px; width: 12px; height: 12px;
    border-radius: 50%; background: var(--dragon); border: 2px solid #fff;
  }
  .fab svg { width: 24px; height: 24px; }
  .fab:hover { opacity: 1; transform: scale(1.1); box-shadow: 0 10px 32px rgba(245, 158, 11, 0.5); }
  .fab:active { transform: scale(0.95) translateY(3px); }

  /* ---------- Sticky CTA ---------- */
  .sticky-cta {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 55;
    background: rgba(4, 20, 13, 0.94); backdrop-filter: blur(14px);
    border-top: 1px solid rgba(245, 158, 11, 0.3); padding: 12px 0;
  }
  .sticky-cta .shell { display: flex; align-items: center; gap: 16px; justify-content: space-between; }
  .sticky-cta-text { font-size: 13.5px; color: #C6D9CC; line-height: 1.4; }
  .sticky-cta-text strong { color: var(--gold2); }

  /* ---------- Responsive ---------- */
  @media (max-width: 1024px) {
    .main-nav { display: none; }
    .nav-toggle { display: inline-flex; }
    .hero-grid { grid-template-columns: minmax(0, 1fr); gap: 30px; }
    .tier-track { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .tier-node:nth-child(3n) { border-right: 0; }
    .tier-node:nth-child(n+4) { border-top: 1px solid rgba(245, 158, 11, 0.16); }
    .split { grid-template-columns: minmax(0, 1fr); gap: 30px; }
    .news-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .quote-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; }
  }

  @media (max-width: 820px) {
    .pillar-grid { grid-template-columns: minmax(0, 1fr); }
    .pillar { padding: 26px 0; border-right: 0; border-bottom: 1px solid rgba(245, 158, 11, 0.16); }
    .pillar:nth-child(2), .pillar:nth-child(3) { padding-left: 0; }
    .pillar:nth-child(3) { border-bottom: 0; }
    .benefit-row { grid-template-columns: 1fr; gap: 6px; padding: 18px 20px; }
    .benefit-head { display: none; }
    .compare-row { grid-template-columns: 1fr 1fr; row-gap: 6px; }
    .compare-head { display: none; }
    .cmp-label { grid-column: 1 / -1; font-weight: 700; color: #fff; }
    .proof-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
    .closing { padding: 40px 22px; }
  }

  @media (max-width: 640px) {
    body { padding-bottom: 96px; }
    .brand-name { font-size: 13.5px; }
    .brand-sub { display: none; }
    .btn-login { padding: 8px 11px; font-size: 12.5px; }
    .btn-signup { padding: 9px 13px; font-size: 12.5px; }
    .hero { padding: 42px 0 34px; }
    .hero-stats { grid-template-columns: 1fr 1fr; gap: 14px; }
    .tier-track { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .tier-node:nth-child(3n) { border-right: 1px solid rgba(245, 158, 11, 0.16); }
    .tier-node:nth-child(2n) { border-right: 0; }
    .section { padding: 48px 0; }
    .sub-form { flex-direction: column; }
    .news-grid { grid-template-columns: minmax(0, 1fr); }
    .quote-grid { grid-template-columns: minmax(0, 1fr); }
    .footer-grid { grid-template-columns: minmax(0, 1fr); }
    .footer-bottom { flex-direction: column; align-items: flex-start; }
    .fab { bottom: 100px; width: 52px; height: 52px; }
    .sticky-cta-text span { display: none; }
    .sticky-cta .btn { padding: 12px 18px; font-size: 13.5px; }
  }