/* roulang page: index */
:root {
      --color-primary: #4A0F1E;
      --color-primary-2: #581427;
      --color-copper: #C77A3A;
      --color-copper-soft: rgba(199, 122, 58, .14);
      --color-bg: #111111;
      --color-bg-2: #1A1718;
      --color-bg-3: #0C0B0B;
      --color-cream: #F4EFEA;
      --color-cream-2: #E9DED6;
      --color-text: #F6F0EA;
      --color-dark-text: #2A2020;
      --color-muted: #B9AAA3;
      --color-border: rgba(255,255,255,.12);
      --color-border-light: #E1D6CF;
      --color-success: #6F8A5B;
      --color-warning: #D39A43;
      --shadow-dark: 0 18px 50px rgba(0,0,0,.28);
      --shadow-soft: 0 14px 36px rgba(74,15,30,.10);
      --radius-sm: 14px;
      --radius-md: 20px;
      --radius-lg: 28px;
      --radius-pill: 999px;
      --container: 1200px;
      --nav-height: 82px;
      --transition: 220ms ease;
      --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
      text-size-adjust: 100%;
    }

    body {
      font-family: var(--font);
      background:
        radial-gradient(circle at 12% 5%, rgba(88,20,39,.34), transparent 36rem),
        radial-gradient(circle at 88% 12%, rgba(199,122,58,.16), transparent 30rem),
        linear-gradient(180deg, #111111 0%, #171313 46%, #0C0B0B 100%);
      color: var(--color-text);
      line-height: 1.75;
      min-width: 320px;
      overflow-x: hidden;
    }

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

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

    button,
    input,
    textarea,
    select {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
    }

    :focus-visible {
      outline: 3px solid rgba(199,122,58,.45);
      outline-offset: 3px;
      border-radius: 10px;
    }

    .container {
      width: min(100% - 80px, var(--container));
      margin-inline: auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      height: var(--nav-height);
      background: rgba(17,17,17,.76);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(255,255,255,.08);
      box-shadow: 0 10px 34px rgba(0,0,0,.18);
    }

    .nav-shell {
      height: var(--nav-height);
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 26px;
    }

    .nav-group {
      display: flex;
      align-items: center;
      gap: 14px;
    }

    .nav-group.left {
      justify-content: flex-start;
    }

    .nav-group.right {
      justify-content: flex-end;
    }

    .nav-link {
      position: relative;
      display: inline-flex;
      align-items: center;
      min-height: 40px;
      padding: 8px 12px;
      border-radius: var(--radius-pill);
      color: rgba(246,240,234,.78);
      font-size: 14px;
      font-weight: 600;
      letter-spacing: .02em;
      transition: color var(--transition), background var(--transition), transform var(--transition);
      white-space: nowrap;
    }

    .nav-link::after {
      content: "";
      position: absolute;
      left: 14px;
      right: 14px;
      bottom: 4px;
      height: 2px;
      transform: scaleX(0);
      transform-origin: center;
      border-radius: var(--radius-pill);
      background: linear-gradient(90deg, transparent, var(--color-copper), transparent);
      transition: transform var(--transition);
    }

    .nav-link:hover {
      color: var(--color-copper);
      background: rgba(255,255,255,.04);
    }

    .nav-link:hover::after {
      transform: scaleX(1);
    }

    .nav-link.active {
      color: var(--color-copper);
      background: rgba(74,15,30,.62);
      border: 1px solid rgba(199,122,58,.18);
    }

    .brand {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 12px;
      min-width: 260px;
      color: var(--color-text);
      font-weight: 800;
      letter-spacing: .01em;
      text-align: center;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      color: var(--color-copper);
      background:
        linear-gradient(135deg, rgba(199,122,58,.22), rgba(74,15,30,.9)),
        #221617;
      border: 1px solid rgba(199,122,58,.28);
      box-shadow: 0 12px 30px rgba(74,15,30,.38);
      flex: 0 0 auto;
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.1;
    }

    .brand-name {
      font-size: 18px;
    }

    .brand-sub {
      margin-top: 4px;
      font-size: 11px;
      font-weight: 600;
      color: var(--color-muted);
      letter-spacing: .14em;
    }

    .mobile-toggle,
    .mobile-cta {
      display: none;
    }

    .mobile-panel {
      display: none;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 50px;
      padding: 13px 22px;
      border-radius: var(--radius-pill);
      font-weight: 800;
      font-size: 15px;
      letter-spacing: .01em;
      transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition), background var(--transition), color var(--transition);
      white-space: nowrap;
    }

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--color-primary), var(--color-primary-2));
      border: 1px solid rgba(199,122,58,.55);
      box-shadow: 0 18px 40px rgba(74,15,30,.35);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      background: linear-gradient(135deg, #641831, #4A0F1E);
      box-shadow: 0 22px 48px rgba(74,15,30,.48);
    }

    .btn-secondary {
      color: var(--color-copper);
      background: rgba(199,122,58,.04);
      border: 1px solid rgba(199,122,58,.58);
    }

    .btn-secondary:hover {
      transform: translateY(-2px);
      background: rgba(199,122,58,.12);
      box-shadow: 0 18px 34px rgba(0,0,0,.2);
    }

    .text-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--color-copper);
      font-weight: 800;
      transition: gap var(--transition), color var(--transition);
    }

    .text-link:hover {
      gap: 12px;
      color: #E0A15F;
    }

    .section {
      padding: 104px 0;
      position: relative;
    }

    .section.compact {
      padding: 76px 0;
    }

    .section-light {
      background:
        radial-gradient(circle at 84% 20%, rgba(199,122,58,.14), transparent 28rem),
        linear-gradient(180deg, var(--color-cream), #F8F3EF);
      color: var(--color-dark-text);
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 14px;
      padding: 7px 12px;
      border-radius: var(--radius-pill);
      background: rgba(199,122,58,.12);
      border: 1px solid rgba(199,122,58,.24);
      color: var(--color-copper);
      font-size: 13px;
      font-weight: 800;
      letter-spacing: .08em;
    }

    .section-head {
      max-width: 760px;
      margin-bottom: 42px;
    }

    .section-head.center {
      margin-inline: auto;
      text-align: center;
    }

    h1,
    h2,
    h3 {
      letter-spacing: -.035em;
      line-height: 1.12;
    }

    h1 {
      font-size: clamp(40px, 5.2vw, 68px);
      max-width: 760px;
    }

    h2 {
      font-size: clamp(32px, 3.5vw, 44px);
    }

    h3 {
      font-size: clamp(21px, 2vw, 27px);
    }

    .lead {
      margin-top: 22px;
      color: rgba(246,240,234,.78);
      font-size: 18px;
      max-width: 680px;
    }

    .section-light .lead,
    .section-light .muted {
      color: rgba(42,32,32,.68);
    }

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

    .hero {
      padding: 92px 0 76px;
      min-height: calc(100vh - var(--nav-height));
      display: flex;
      align-items: center;
      position: relative;
      overflow: hidden;
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(17,17,17,.95) 0%, rgba(17,17,17,.72) 48%, rgba(17,17,17,.88) 100%),
        radial-gradient(circle at 68% 40%, rgba(199,122,58,.16), transparent 26rem);
      pointer-events: none;
    }

    .hero-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 1.12fr .88fr;
      gap: 54px;
      align-items: center;
    }

    .hero-note {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 24px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 7px 11px;
      border-radius: var(--radius-pill);
      color: rgba(246,240,234,.86);
      background: rgba(255,255,255,.06);
      border: 1px solid rgba(255,255,255,.12);
      font-size: 13px;
      font-weight: 700;
    }

    .badge.copper {
      color: var(--color-copper);
      background: rgba(199,122,58,.12);
      border-color: rgba(199,122,58,.26);
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 34px;
    }

    .hero-assurance {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-top: 34px;
      color: rgba(246,240,234,.7);
      font-size: 14px;
    }

    .assurance-item {
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }

    .dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--color-success);
      box-shadow: 0 0 0 5px rgba(111,138,91,.12);
    }

    .visual-card {
      position: relative;
      min-height: 530px;
    }

    .video-panel {
      position: absolute;
      inset: 44px 0 auto 28px;
      min-height: 340px;
      border-radius: 32px;
      overflow: hidden;
      background:
        linear-gradient(135deg, rgba(88,20,39,.92), rgba(12,11,11,.96) 62%),
        #1A1718;
      border: 1px solid rgba(255,255,255,.14);
      box-shadow: var(--shadow-dark);
    }

    .video-panel::before {
      content: "";
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px),
        radial-gradient(circle at 20% 20%, rgba(199,122,58,.24), transparent 12rem),
        radial-gradient(circle at 80% 78%, rgba(246,240,234,.08), transparent 10rem);
      background-size: 44px 100%, auto, auto;
      opacity: .68;
    }

    .film-edge {
      position: absolute;
      top: 18px;
      bottom: 18px;
      left: 18px;
      width: 18px;
      border-radius: 20px;
      background: repeating-linear-gradient(180deg, rgba(246,240,234,.22) 0 8px, transparent 8px 18px);
      opacity: .38;
    }

    .play-ring {
      position: absolute;
      left: 50%;
      top: 48%;
      transform: translate(-50%, -50%);
      width: 96px;
      height: 96px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      background: rgba(246,240,234,.08);
      border: 1px solid rgba(199,122,58,.5);
      box-shadow: 0 18px 44px rgba(0,0,0,.3);
    }

    .play-ring svg {
      margin-left: 5px;
      color: var(--color-copper);
    }

    .floating-labels {
      position: absolute;
      inset: auto 20px 24px auto;
      display: grid;
      gap: 10px;
      width: 190px;
    }

    .floating-labels .badge {
      justify-content: space-between;
      background: rgba(12,11,11,.62);
      backdrop-filter: blur(12px);
    }

    .privacy-card {
      position: absolute;
      left: 0;
      bottom: 38px;
      width: min(330px, 82%);
      padding: 24px;
      border-radius: var(--radius-lg);
      background: rgba(244,239,234,.94);
      color: var(--color-dark-text);
      box-shadow: var(--shadow-dark);
      border: 1px solid rgba(255,255,255,.28);
    }

    .privacy-card strong {
      display: block;
      margin-bottom: 8px;
      font-size: 20px;
      line-height: 1.2;
    }

    .privacy-meter {
      height: 10px;
      margin-top: 18px;
      overflow: hidden;
      border-radius: var(--radius-pill);
      background: rgba(74,15,30,.12);
    }

    .privacy-meter span {
      display: block;
      width: 100%;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--color-primary), var(--color-copper));
    }

    .age-card {
      position: absolute;
      right: 4px;
      top: 0;
      width: 190px;
      padding: 18px;
      border-radius: 24px;
      background: rgba(26,23,24,.9);
      border: 1px solid rgba(199,122,58,.28);
      box-shadow: var(--shadow-dark);
      text-align: center;
    }

    .age-card .age {
      font-size: 38px;
      font-weight: 900;
      color: var(--color-copper);
      line-height: 1;
    }

    .age-card p {
      margin-top: 8px;
      color: rgba(246,240,234,.72);
      font-size: 13px;
      line-height: 1.55;
    }

    .pain-grid {
      display: grid;
      grid-template-columns: 1.12fr .88fr;
      gap: 24px;
    }

    .card {
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      background: linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.035));
      box-shadow: var(--shadow-dark);
      transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    }

    .card:hover {
      transform: translateY(-4px);
      border-color: rgba(199,122,58,.44);
      box-shadow: 0 22px 58px rgba(0,0,0,.36);
    }

    .pain-card-large {
      min-height: 430px;
      padding: 38px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      background:
        radial-gradient(circle at 78% 20%, rgba(199,122,58,.16), transparent 16rem),
        linear-gradient(135deg, rgba(74,15,30,.58), rgba(255,255,255,.035));
    }

    .pain-number {
      color: var(--color-copper);
      font-size: 14px;
      font-weight: 900;
      letter-spacing: .15em;
    }

    .pain-list {
      display: grid;
      gap: 18px;
    }

    .pain-small {
      padding: 26px;
      display: grid;
      grid-template-columns: auto 1fr;
      gap: 18px;
      align-items: flex-start;
    }

    .icon-box {
      width: 48px;
      height: 48px;
      border-radius: 17px;
      display: grid;
      place-items: center;
      color: var(--color-copper);
      background: rgba(199,122,58,.12);
      border: 1px solid rgba(199,122,58,.2);
      flex: 0 0 auto;
    }

    .solution-wrap {
      display: grid;
      grid-template-columns: .82fr 1.18fr;
      gap: 44px;
      align-items: start;
    }

    .path-card {
      position: sticky;
      top: 110px;
      padding: 34px;
      background:
        linear-gradient(145deg, rgba(74,15,30,.78), rgba(26,23,24,.9)),
        #1A1718;
    }

    .path-card ul {
      list-style: none;
      display: grid;
      gap: 14px;
      margin-top: 24px;
    }

    .path-card li {
      display: flex;
      gap: 12px;
      color: rgba(246,240,234,.78);
    }

    .path-card li::before {
      content: "";
      width: 7px;
      height: 7px;
      margin-top: 12px;
      border-radius: 50%;
      background: var(--color-copper);
      flex: 0 0 auto;
    }

    .timeline {
      display: grid;
      gap: 18px;
      counter-reset: step;
    }

    .timeline-item {
      position: relative;
      padding: 28px 30px 28px 82px;
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.055);
      border: 1px solid rgba(255,255,255,.11);
      overflow: hidden;
      transition: transform var(--transition), background var(--transition), border-color var(--transition);
    }

    .timeline-item:hover {
      transform: translateX(4px);
      border-color: rgba(199,122,58,.38);
      background: rgba(255,255,255,.075);
    }

    .timeline-item::before {
      counter-increment: step;
      content: "0" counter(step);
      position: absolute;
      left: 28px;
      top: 30px;
      color: var(--color-copper);
      font-weight: 900;
      letter-spacing: .08em;
    }

    .tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 16px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      padding: 5px 10px;
      border-radius: var(--radius-pill);
      background: rgba(199,122,58,.12);
      color: var(--color-copper);
      border: 1px solid rgba(199,122,58,.2);
      font-size: 12px;
      font-weight: 800;
    }

    .metrics-grid {
      display: grid;
      grid-template-columns: 1.1fr .9fr 1fr 1.15fr;
      gap: 18px;
      align-items: stretch;
    }

    .metric-card {
      padding: 28px;
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(74,15,30,.12);
      box-shadow: var(--shadow-soft);
      min-height: 190px;
    }

    .metric-card:nth-child(2) {
      margin-top: 34px;
    }

    .metric-card:nth-child(3) {
      margin-top: 12px;
    }

    .metric-num {
      display: block;
      margin-bottom: 12px;
      font-size: clamp(40px, 4vw, 58px);
      line-height: 1;
      font-weight: 900;
      color: var(--color-primary);
      letter-spacing: -.05em;
    }

    .metric-card p {
      color: rgba(42,32,32,.66);
      margin-top: 8px;
    }

    .category-showcase {
      display: grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 24px;
      align-items: stretch;
    }

    .feature-card {
      min-height: 520px;
      padding: 34px;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      overflow: hidden;
      position: relative;
      background:
        linear-gradient(180deg, rgba(12,11,11,.08), rgba(12,11,11,.88)),
        radial-gradient(circle at 30% 18%, rgba(199,122,58,.24), transparent 16rem),
        linear-gradient(135deg, rgba(88,20,39,.88), rgba(17,17,17,.95));
    }

    .feature-card::before {
      content: "";
      position: absolute;
      inset: 24px;
      border-radius: 22px;
      border: 1px solid rgba(255,255,255,.10);
      background: repeating-linear-gradient(90deg, rgba(246,240,234,.08) 0 2px, transparent 2px 18px);
      opacity: .26;
      pointer-events: none;
    }

    .feature-card > * {
      position: relative;
      z-index: 1;
    }

    .category-list {
      display: grid;
      gap: 18px;
    }

    .category-mini {
      padding: 26px;
      display: grid;
      grid-template-columns: 64px 1fr auto;
      gap: 18px;
      align-items: center;
    }

    .category-mini .icon-box {
      width: 64px;
      height: 64px;
      border-radius: 22px;
    }

    .testimonial-grid {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 24px;
    }

    .quote-card {
      padding: 32px;
      background: rgba(255,255,255,.06);
    }

    .quote-card blockquote {
      font-size: 20px;
      line-height: 1.65;
      color: rgba(246,240,234,.9);
    }

    .quote-author {
      margin-top: 24px;
      padding-top: 20px;
      border-top: 1px solid rgba(255,255,255,.1);
      color: var(--color-muted);
      font-size: 14px;
    }

    .quote-stack {
      display: grid;
      gap: 18px;
    }

    .quote-mini {
      padding: 26px;
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.05);
      border: 1px solid rgba(255,255,255,.1);
    }

    .faq-grid {
      display: grid;
      grid-template-columns: .72fr 1.28fr;
      gap: 44px;
      align-items: start;
    }

    .faq-list {
      display: grid;
      gap: 14px;
    }

    .faq-item {
      border-radius: 22px;
      overflow: hidden;
      border: 1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.055);
    }

    .faq-question {
      width: 100%;
      padding: 22px 24px;
      color: var(--color-text);
      background: transparent;
      text-align: left;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 18px;
      font-weight: 800;
    }

    .faq-question span:last-child {
      color: var(--color-copper);
      font-size: 22px;
      transition: transform var(--transition);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 260ms ease;
    }

    .faq-answer p {
      padding: 0 24px 22px;
      color: var(--color-muted);
      line-height: 1.75;
    }

    .faq-item.open .faq-answer {
      max-height: 220px;
    }

    .faq-item.open .faq-question span:last-child {
      transform: rotate(45deg);
    }

    .cta-band {
      padding: 0 0 106px;
    }

    .cta-card {
      position: relative;
      padding: 52px;
      border-radius: 34px;
      overflow: hidden;
      background:
        radial-gradient(circle at 82% 20%, rgba(199,122,58,.2), transparent 18rem),
        linear-gradient(135deg, #4A0F1E, #171112 72%);
      border: 1px solid rgba(199,122,58,.24);
      box-shadow: var(--shadow-dark);
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 30px;
      align-items: center;
    }

    .cta-card::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, transparent, rgba(255,255,255,.06), transparent);
      transform: skewX(-16deg) translateX(-70%);
      opacity: .7;
      pointer-events: none;
    }

    .cta-card h2,
    .cta-card p,
    .cta-card .cta-actions {
      position: relative;
      z-index: 1;
    }

    .cta-card p {
      max-width: 680px;
      margin-top: 14px;
      color: rgba(246,240,234,.78);
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      justify-content: flex-end;
    }

    .site-footer {
      background: var(--color-bg-3);
      border-top: 1px solid rgba(255,255,255,.08);
      padding: 58px 0 28px;
      color: rgba(246,240,234,.76);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.1fr .9fr 1fr;
      gap: 38px;
      align-items: start;
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      color: var(--color-text);
      font-size: 20px;
      font-weight: 900;
      margin-bottom: 16px;
    }

    .footer-title {
      color: var(--color-text);
      font-size: 15px;
      font-weight: 900;
      margin-bottom: 14px;
    }

    .footer-links {
      display: grid;
      gap: 10px;
      list-style: none;
    }

    .footer-links a {
      color: rgba(246,240,234,.68);
      transition: color var(--transition), transform var(--transition);
      display: inline-flex;
    }

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

    .compliance {
      padding: 18px;
      border-radius: 18px;
      background: rgba(255,255,255,.045);
      border: 1px solid rgba(255,255,255,.1);
      font-size: 14px;
      color: rgba(246,240,234,.68);
    }

    .copyright {
      margin-top: 34px;
      padding-top: 22px;
      border-top: 1px solid rgba(255,255,255,.08);
      display: flex;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
      color: rgba(246,240,234,.52);
      font-size: 13px;
    }

    @media (max-width: 1100px) {
      .container {
        width: min(100% - 56px, var(--container));
      }

      .nav-group {
        display: none;
      }

      .nav-shell {
        grid-template-columns: auto 1fr auto;
      }

      .brand {
        min-width: 0;
        justify-self: center;
      }

      .mobile-toggle,
      .mobile-cta {
        display: inline-flex;
      }

      .mobile-toggle {
        width: 46px;
        height: 46px;
        align-items: center;
        justify-content: center;
        border-radius: 16px;
        color: var(--color-text);
        background: rgba(255,255,255,.06);
        border: 1px solid rgba(255,255,255,.12);
      }

      .mobile-cta {
        min-height: 42px;
        padding: 10px 14px;
        font-size: 13px;
      }

      .mobile-panel {
        position: absolute;
        left: 28px;
        right: 28px;
        top: calc(var(--nav-height) + 10px);
        padding: 18px;
        border-radius: 24px;
        background: rgba(17,17,17,.94);
        border: 1px solid rgba(255,255,255,.12);
        box-shadow: var(--shadow-dark);
      }

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

      .mobile-panel .nav-link {
        display: flex;
        justify-content: space-between;
        margin: 4px 0;
        padding: 12px 14px;
      }

      .hero-grid,
      .pain-grid,
      .solution-wrap,
      .category-showcase,
      .testimonial-grid,
      .faq-grid {
        grid-template-columns: 1fr;
      }

      .visual-card {
        min-height: 500px;
      }

      .path-card {
        position: relative;
        top: 0;
      }

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

      .metric-card:nth-child(2),
      .metric-card:nth-child(3) {
        margin-top: 0;
      }

      .cta-card {
        grid-template-columns: 1fr;
      }

      .cta-actions {
        justify-content: flex-start;
      }

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

    @media (max-width: 768px) {
      :root {
        --nav-height: 72px;
      }

      .container {
        width: min(100% - 36px, var(--container));
      }

      .section {
        padding: 68px 0;
      }

      .hero {
        padding: 62px 0 56px;
        min-height: auto;
      }

      .brand-mark {
        width: 38px;
        height: 38px;
        border-radius: 14px;
      }

      .brand-name {
        font-size: 15px;
      }

      .brand-sub {
        display: none;
      }

      .mobile-cta {
        display: none;
      }

      .lead {
        font-size: 16px;
      }

      .hero-actions,
      .cta-actions {
        flex-direction: column;
        align-items: stretch;
      }

      .btn {
        width: 100%;
        min-height: 48px;
      }

      .visual-card {
        min-height: 470px;
      }

      .video-panel {
        left: 0;
        min-height: 310px;
      }

      .age-card {
        right: 0;
        width: 158px;
      }

      .privacy-card {
        width: 88%;
      }

      .pain-card-large,
      .path-card,
      .feature-card,
      .cta-card {
        padding: 26px;
      }

      .pain-small,
      .category-mini {
        grid-template-columns: 1fr;
      }

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

      .metric-card {
        min-height: auto;
      }

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

      .copyright {
        flex-direction: column;
      }
    }

    @media (max-width: 420px) {
      .container {
        width: min(100% - 32px, var(--container));
      }

      h1 {
        font-size: 36px;
      }

      .brand-name {
        font-size: 13px;
      }

      .mobile-toggle {
        width: 42px;
        height: 42px;
      }

      .hero-note {
        gap: 8px;
      }

      .badge {
        font-size: 12px;
      }

      .video-panel {
        min-height: 280px;
      }

      .play-ring {
        width: 78px;
        height: 78px;
      }

      .floating-labels {
        width: 160px;
      }

      .age-card {
        width: 136px;
        padding: 14px;
      }
    }

/* roulang page: category2 */
:root {
      --color-wine: #4A0F1E;
      --color-wine-2: #581427;
      --color-copper: #C77A3A;
      --color-copper-2: #D39A43;
      --color-charcoal: #111111;
      --color-charcoal-2: #1A1718;
      --color-footer: #0C0B0B;
      --color-cream: #F4EFEA;
      --color-cream-2: #FFF8F0;
      --color-text: #F6F0EA;
      --color-text-dark: #2A2020;
      --color-muted: #B9AAA3;
      --color-muted-dark: #6F625D;
      --color-border: rgba(255,255,255,0.12);
      --color-border-light: #E1D6CF;
      --color-success: #6F8A5B;
      --color-warning: #D39A43;
      --color-error: #B84A4A;
      --shadow-dark: 0 18px 50px rgba(0,0,0,0.28);
      --shadow-soft: 0 14px 36px rgba(74,15,30,0.10);
      --radius-lg: 28px;
      --radius-md: 20px;
      --radius-sm: 14px;
      --container: 1200px;
      --header-h: 82px;
      --transition: 220ms ease;
      --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html {
      scroll-behavior: smooth;
      overflow-x: hidden;
    }

    body {
      font-family: var(--font);
      background:
        radial-gradient(circle at 12% 8%, rgba(199,122,58,0.12), transparent 28%),
        radial-gradient(circle at 85% 12%, rgba(88,20,39,0.34), transparent 32%),
        var(--color-charcoal);
      color: var(--color-text);
      line-height: 1.75;
      font-size: 16px;
      overflow-x: hidden;
    }

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

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

    button, input, select, textarea {
      font: inherit;
    }

    button {
      cursor: pointer;
      border: 0;
      background: none;
      color: inherit;
    }

    .container {
      width: min(100% - 80px, var(--container));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      min-height: var(--header-h);
      background: rgba(17,17,17,0.78);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(255,255,255,0.08);
      box-shadow: 0 8px 30px rgba(0,0,0,0.18);
    }

    .nav-shell {
      min-height: var(--header-h);
      display: grid;
      grid-template-columns: 1fr auto 1fr;
      align-items: center;
      gap: 24px;
      position: relative;
    }

    .nav-group {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .nav-group.left {
      justify-content: flex-start;
    }

    .nav-group.right {
      justify-content: flex-end;
    }

    .nav-link {
      position: relative;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 9px 14px;
      border-radius: 999px;
      color: rgba(246,240,234,0.82);
      font-size: 14px;
      font-weight: 600;
      transition: color var(--transition), background var(--transition), transform var(--transition);
    }

    .nav-link::after {
      content: "";
      position: absolute;
      left: 16px;
      right: 16px;
      bottom: 5px;
      height: 2px;
      border-radius: 99px;
      background: linear-gradient(90deg, transparent, var(--color-copper), transparent);
      opacity: 0;
      transform: scaleX(0.4);
      transition: opacity var(--transition), transform var(--transition);
    }

    .nav-link:hover {
      color: var(--color-copper);
      background: rgba(199,122,58,0.08);
    }

    .nav-link:hover::after {
      opacity: 1;
      transform: scaleX(1);
    }

    .nav-link.active {
      color: var(--color-copper);
      background: rgba(74,15,30,0.66);
      border: 1px solid rgba(199,122,58,0.22);
    }

    .brand,
    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      color: var(--color-text);
      font-weight: 800;
    }

    .brand {
      justify-self: center;
      padding: 8px 12px;
      border-radius: 18px;
      transition: transform var(--transition), background var(--transition);
    }

    .brand:hover {
      transform: translateY(-1px);
      background: rgba(255,255,255,0.04);
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      border-radius: 16px;
      display: grid;
      place-items: center;
      color: var(--color-copper);
      background:
        linear-gradient(135deg, rgba(199,122,58,0.18), rgba(74,15,30,0.55)),
        rgba(255,255,255,0.04);
      border: 1px solid rgba(199,122,58,0.26);
      box-shadow: inset 0 1px 0 rgba(255,255,255,0.12);
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.15;
    }

    .brand-name {
      font-size: 16px;
      letter-spacing: 0.02em;
      white-space: nowrap;
    }

    .brand-sub {
      margin-top: 3px;
      font-size: 11px;
      color: var(--color-muted);
      letter-spacing: 0.18em;
      font-weight: 600;
    }

    .mobile-toggle,
    .mobile-cta,
    .mobile-panel {
      display: none;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 48px;
      padding: 0 22px;
      border-radius: 999px;
      font-weight: 700;
      font-size: 15px;
      transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
      border: 1px solid transparent;
      white-space: nowrap;
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--color-wine), var(--color-wine-2));
      color: #fff;
      border-color: rgba(199,122,58,0.62);
      box-shadow: 0 14px 34px rgba(74,15,30,0.34);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      background: linear-gradient(135deg, #641830, var(--color-wine));
      box-shadow: 0 18px 42px rgba(74,15,30,0.46);
    }

    .btn-secondary {
      color: var(--color-copper);
      border-color: rgba(199,122,58,0.58);
      background: rgba(199,122,58,0.04);
    }

    .btn-secondary:hover {
      transform: translateY(-2px);
      background: rgba(199,122,58,0.13);
      border-color: rgba(199,122,58,0.9);
    }

    .btn-text {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--color-copper);
      font-weight: 800;
      transition: gap var(--transition), color var(--transition);
    }

    .btn-text:hover {
      gap: 13px;
      color: var(--color-copper-2);
    }

    .btn:focus-visible,
    .nav-link:focus-visible,
    .brand:focus-visible,
    input:focus-visible,
    select:focus-visible,
    textarea:focus-visible,
    button:focus-visible,
    summary:focus-visible {
      outline: 0;
      box-shadow: 0 0 0 3px rgba(199,122,58,0.22);
    }

    main {
      position: relative;
    }

    .section {
      padding: 96px 0;
      position: relative;
    }

    .section.light {
      background:
        radial-gradient(circle at 80% 10%, rgba(199,122,58,0.18), transparent 28%),
        var(--color-cream);
      color: var(--color-text-dark);
    }

    .section.dark-soft {
      background: var(--color-charcoal-2);
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 12px;
      border-radius: 999px;
      border: 1px solid rgba(199,122,58,0.28);
      background: rgba(199,122,58,0.08);
      color: var(--color-copper);
      font-size: 13px;
      font-weight: 800;
      letter-spacing: 0.08em;
      margin-bottom: 18px;
    }

    .section-head {
      max-width: 760px;
      margin-bottom: 40px;
    }

    .section-head.center {
      margin-left: auto;
      margin-right: auto;
      text-align: center;
    }

    h1, h2, h3 {
      letter-spacing: -0.04em;
      line-height: 1.14;
    }

    h1 {
      font-size: clamp(38px, 6vw, 66px);
      max-width: 880px;
      margin-bottom: 22px;
    }

    h2 {
      font-size: clamp(31px, 4vw, 44px);
      margin-bottom: 16px;
    }

    h3 {
      font-size: 23px;
      margin-bottom: 12px;
    }

    .lead {
      font-size: 18px;
      line-height: 1.82;
      color: rgba(246,240,234,0.76);
      max-width: 720px;
    }

    .light .lead,
    .light .muted {
      color: var(--color-muted-dark);
    }

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

    .hero-guide {
      padding: 92px 0 104px;
      min-height: calc(100vh - var(--header-h));
      display: flex;
      align-items: center;
      overflow: hidden;
    }

    .hero-guide::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(17,17,17,0.98) 0%, rgba(17,17,17,0.84) 48%, rgba(74,15,30,0.36) 100%),
        repeating-linear-gradient(90deg, rgba(255,255,255,0.025) 0 1px, transparent 1px 58px);
      pointer-events: none;
    }

    .hero-grid {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1.04fr) minmax(360px, 0.82fr);
      gap: 58px;
      align-items: center;
      width: 100%;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 34px;
    }

    .hero-note {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 28px;
    }

    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      border-radius: 999px;
      padding: 7px 11px;
      font-size: 13px;
      font-weight: 700;
      color: rgba(246,240,234,0.86);
      background: rgba(255,255,255,0.06);
      border: 1px solid rgba(255,255,255,0.11);
    }

    .badge.copper {
      color: var(--color-copper);
      border-color: rgba(199,122,58,0.32);
      background: rgba(199,122,58,0.09);
    }

    .guide-visual {
      position: relative;
      min-height: 520px;
    }

    .privacy-panel {
      position: relative;
      overflow: hidden;
      min-height: 460px;
      border-radius: 34px;
      border: 1px solid rgba(255,255,255,0.14);
      background:
        linear-gradient(145deg, rgba(88,20,39,0.80), rgba(17,17,17,0.96)),
        radial-gradient(circle at 70% 24%, rgba(199,122,58,0.24), transparent 36%);
      box-shadow: var(--shadow-dark);
      padding: 28px;
    }

    .privacy-panel::before {
      content: "";
      position: absolute;
      inset: 18px;
      border-radius: 26px;
      border: 1px dashed rgba(255,255,255,0.13);
      pointer-events: none;
    }

    .privacy-panel::after {
      content: "";
      position: absolute;
      top: -80px;
      right: -90px;
      width: 220px;
      height: 220px;
      border-radius: 50%;
      background: rgba(199,122,58,0.20);
      filter: blur(12px);
    }

    .shield-card {
      position: relative;
      z-index: 1;
      height: 100%;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      gap: 24px;
    }

    .shield-icon {
      width: 94px;
      height: 94px;
      display: grid;
      place-items: center;
      border-radius: 30px;
      color: var(--color-copper);
      background: rgba(255,255,255,0.07);
      border: 1px solid rgba(199,122,58,0.28);
      box-shadow: inset 0 1px 0 rgba(255,255,255,0.16);
    }

    .visual-title {
      font-size: 28px;
      font-weight: 800;
      line-height: 1.22;
      max-width: 340px;
    }

    .check-list {
      display: grid;
      gap: 12px;
    }

    .check-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      padding: 14px 15px;
      border-radius: 18px;
      background: rgba(255,255,255,0.06);
      border: 1px solid rgba(255,255,255,0.10);
    }

    .check-item span:first-child {
      width: 24px;
      height: 24px;
      flex: 0 0 24px;
      border-radius: 999px;
      display: grid;
      place-items: center;
      color: #17100e;
      font-weight: 900;
      background: var(--color-copper);
      line-height: 1;
    }

    .floating-chip {
      position: absolute;
      z-index: 2;
      right: -14px;
      top: 64px;
      width: 190px;
      padding: 16px;
      border-radius: 22px;
      background: rgba(26,23,24,0.86);
      border: 1px solid rgba(255,255,255,0.13);
      box-shadow: var(--shadow-dark);
      backdrop-filter: blur(16px);
    }

    .floating-chip.bottom {
      top: auto;
      right: auto;
      left: -20px;
      bottom: 34px;
      width: 220px;
    }

    .chip-label {
      color: var(--color-muted);
      font-size: 12px;
      margin-bottom: 6px;
    }

    .chip-value {
      font-size: 21px;
      font-weight: 900;
      color: var(--color-copper);
    }

    .steps-layout {
      display: grid;
      grid-template-columns: 0.72fr 1fr;
      gap: 44px;
      align-items: start;
    }

    .sticky-card {
      position: sticky;
      top: 112px;
      padding: 32px;
      border-radius: var(--radius-lg);
      background:
        linear-gradient(145deg, rgba(74,15,30,0.82), rgba(26,23,24,0.94));
      border: 1px solid rgba(255,255,255,0.12);
      box-shadow: var(--shadow-dark);
    }

    .step-list {
      display: grid;
      gap: 18px;
      counter-reset: guideStep;
    }

    .step-card {
      counter-increment: guideStep;
      position: relative;
      display: grid;
      grid-template-columns: auto 1fr;
      gap: 20px;
      padding: 26px;
      border-radius: 26px;
      background: rgba(255,255,255,0.055);
      border: 1px solid rgba(255,255,255,0.11);
      box-shadow: 0 12px 34px rgba(0,0,0,0.18);
      transition: transform var(--transition), border-color var(--transition), background var(--transition);
    }

    .step-card:hover {
      transform: translateY(-4px);
      border-color: rgba(199,122,58,0.44);
      background: rgba(255,255,255,0.075);
    }

    .step-number {
      width: 52px;
      height: 52px;
      border-radius: 18px;
      display: grid;
      place-items: center;
      background: rgba(199,122,58,0.12);
      border: 1px solid rgba(199,122,58,0.30);
      color: var(--color-copper);
      font-size: 19px;
      font-weight: 900;
    }

    .step-number::before {
      content: counter(guideStep, decimal-leading-zero);
    }

    .mini-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 14px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 28px;
      padding: 4px 10px;
      border-radius: 999px;
      color: var(--color-copper);
      background: rgba(199,122,58,0.10);
      border: 1px solid rgba(199,122,58,0.22);
      font-size: 12px;
      font-weight: 800;
    }

    .security-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
    }

    .security-card {
      position: relative;
      overflow: hidden;
      min-height: 230px;
      padding: 26px;
      border-radius: 26px;
      background: #fffaf5;
      border: 1px solid var(--color-border-light);
      box-shadow: var(--shadow-soft);
      transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    }

    .security-card:hover {
      transform: translateY(-5px);
      border-color: rgba(199,122,58,0.62);
      box-shadow: 0 20px 45px rgba(74,15,30,0.14);
    }

    .security-card::after {
      content: "";
      position: absolute;
      right: -38px;
      bottom: -42px;
      width: 132px;
      height: 132px;
      border-radius: 50%;
      background: rgba(199,122,58,0.10);
    }

    .security-icon {
      width: 52px;
      height: 52px;
      border-radius: 18px;
      display: grid;
      place-items: center;
      margin-bottom: 18px;
      color: var(--color-wine);
      background: rgba(74,15,30,0.08);
      border: 1px solid rgba(74,15,30,0.12);
    }

    .security-card p {
      color: var(--color-muted-dark);
    }

    .compare-wrap {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
      align-items: stretch;
    }

    .compare-card {
      border-radius: 30px;
      padding: 32px;
      border: 1px solid rgba(255,255,255,0.12);
      background: rgba(255,255,255,0.055);
      box-shadow: var(--shadow-dark);
    }

    .compare-card.brand-side {
      background:
        linear-gradient(145deg, rgba(88,20,39,0.76), rgba(26,23,24,0.94));
      border-color: rgba(199,122,58,0.28);
    }

    .compare-title {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      margin-bottom: 20px;
    }

    .compare-list {
      list-style: none;
      display: grid;
      gap: 14px;
    }

    .compare-list li {
      display: flex;
      gap: 12px;
      padding: 14px;
      border-radius: 18px;
      background: rgba(255,255,255,0.055);
      color: rgba(246,240,234,0.78);
    }

    .compare-list .mark {
      width: 24px;
      height: 24px;
      flex: 0 0 24px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      font-size: 13px;
      font-weight: 900;
      background: rgba(184,74,74,0.16);
      color: #ffb0a9;
    }

    .brand-side .compare-list .mark {
      background: rgba(111,138,91,0.18);
      color: #cce2bd;
    }

    .service-band {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 28px;
      align-items: stretch;
    }

    .service-card,
    .contact-card {
      border-radius: 30px;
      padding: 34px;
      background: rgba(255,255,255,0.055);
      border: 1px solid rgba(255,255,255,0.12);
      box-shadow: var(--shadow-dark);
    }

    .service-card {
      background:
        linear-gradient(145deg, rgba(74,15,30,0.78), rgba(17,17,17,0.90));
    }

    .service-points {
      list-style: none;
      display: grid;
      gap: 12px;
      margin-top: 24px;
    }

    .service-points li {
      display: flex;
      gap: 12px;
      align-items: flex-start;
      color: rgba(246,240,234,0.78);
    }

    .service-points li::before {
      content: "";
      width: 9px;
      height: 9px;
      margin-top: 10px;
      border-radius: 99px;
      background: var(--color-copper);
      box-shadow: 0 0 0 5px rgba(199,122,58,0.12);
      flex: 0 0 9px;
    }

    .contact-form {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      margin-top: 20px;
    }

    .field {
      display: grid;
      gap: 7px;
    }

    .field.full {
      grid-column: 1 / -1;
    }

    .field label {
      font-size: 13px;
      font-weight: 800;
      color: rgba(246,240,234,0.82);
    }

    .field input,
    .field select,
    .field textarea {
      width: 100%;
      border: 1px solid rgba(255,255,255,0.16);
      background: rgba(0,0,0,0.22);
      color: var(--color-text);
      min-height: 48px;
      border-radius: 16px;
      padding: 12px 14px;
      transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
    }

    .field textarea {
      resize: vertical;
      min-height: 118px;
    }

    .field input:focus,
    .field select:focus,
    .field textarea:focus {
      outline: 0;
      border-color: var(--color-copper);
      box-shadow: 0 0 0 3px rgba(199,122,58,0.18);
      background: rgba(0,0,0,0.30);
    }

    .field small {
      color: var(--color-muted);
      font-size: 12px;
    }

    .faq-grid {
      display: grid;
      grid-template-columns: 0.65fr 1fr;
      gap: 44px;
      align-items: start;
    }

    .faq-list {
      display: grid;
      gap: 14px;
    }

    details.faq-item {
      border-radius: 22px;
      background: #fffaf5;
      border: 1px solid var(--color-border-light);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
    }

    .faq-item summary {
      list-style: none;
      cursor: pointer;
      padding: 22px 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 20px;
      font-weight: 900;
      color: var(--color-text-dark);
    }

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

    .faq-item summary::after {
      content: "+";
      width: 30px;
      height: 30px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      color: var(--color-copper);
      background: rgba(199,122,58,0.10);
      border: 1px solid rgba(199,122,58,0.22);
      flex: 0 0 30px;
      transition: transform var(--transition);
    }

    .faq-item[open] summary::after {
      content: "–";
      transform: rotate(180deg);
    }

    .faq-answer {
      padding: 0 24px 24px;
      color: var(--color-muted-dark);
    }

    .cta-section {
      padding: 92px 0;
      background:
        radial-gradient(circle at 20% 10%, rgba(199,122,58,0.22), transparent 28%),
        linear-gradient(135deg, var(--color-wine), #160c0f 72%);
    }

    .cta-box {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 30px;
      align-items: center;
      padding: 40px;
      border-radius: 34px;
      border: 1px solid rgba(255,255,255,0.14);
      background: rgba(255,255,255,0.055);
      box-shadow: var(--shadow-dark);
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      justify-content: flex-end;
      gap: 12px;
    }

    .site-footer {
      background: var(--color-footer);
      color: rgba(246,240,234,0.78);
      padding: 64px 0 28px;
      border-top: 1px solid rgba(255,255,255,0.08);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.55fr 1fr;
      gap: 44px;
      align-items: start;
    }

    .footer-brand {
      margin-bottom: 16px;
      font-size: 18px;
    }

    .footer-grid p {
      max-width: 430px;
      color: var(--color-muted);
    }

    .footer-title {
      font-size: 15px;
      font-weight: 900;
      color: var(--color-text);
      margin-bottom: 14px;
    }

    .footer-links {
      list-style: none;
      display: grid;
      gap: 9px;
    }

    .footer-links a {
      color: var(--color-muted);
      transition: color var(--transition), padding-left var(--transition);
    }

    .footer-links a:hover {
      color: var(--color-copper);
      padding-left: 4px;
    }

    .compliance {
      padding: 18px;
      border-radius: 20px;
      background: rgba(255,255,255,0.045);
      border: 1px solid rgba(255,255,255,0.10);
      color: var(--color-muted);
      font-size: 14px;
    }

    .copyright {
      margin-top: 44px;
      padding-top: 22px;
      border-top: 1px solid rgba(255,255,255,0.08);
      display: flex;
      justify-content: space-between;
      gap: 20px;
      color: rgba(246,240,234,0.58);
      font-size: 13px;
    }

    @media (max-width: 1100px) {
      .container {
        width: min(100% - 56px, var(--container));
      }

      .nav-shell {
        grid-template-columns: auto 1fr auto;
      }

      .nav-group {
        display: none;
      }

      .mobile-toggle,
      .mobile-cta {
        display: inline-flex;
      }

      .mobile-toggle {
        width: 44px;
        height: 44px;
        border-radius: 15px;
        align-items: center;
        justify-content: center;
        color: var(--color-text);
        background: rgba(255,255,255,0.06);
        border: 1px solid rgba(255,255,255,0.12);
      }

      .brand {
        justify-self: center;
      }

      .brand-sub {
        display: none;
      }

      .mobile-panel {
        display: none;
        position: absolute;
        left: 28px;
        right: 28px;
        top: calc(100% + 10px);
        padding: 18px;
        border-radius: 24px;
        background: rgba(17,17,17,0.94);
        border: 1px solid rgba(255,255,255,0.12);
        box-shadow: var(--shadow-dark);
        backdrop-filter: blur(18px);
      }

      .mobile-panel.open {
        display: grid;
        gap: 8px;
      }

      .mobile-panel .nav-link {
        justify-content: space-between;
        padding: 13px 14px;
        border-radius: 16px;
        background: rgba(255,255,255,0.045);
      }

      .mobile-panel .nav-link span {
        color: var(--color-muted);
        font-size: 12px;
      }

      .hero-grid,
      .steps-layout,
      .service-band,
      .faq-grid {
        grid-template-columns: 1fr;
      }

      .guide-visual {
        min-height: auto;
      }

      .sticky-card {
        position: relative;
        top: auto;
      }

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

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

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

      .cta-box {
        grid-template-columns: 1fr;
      }

      .cta-actions {
        justify-content: flex-start;
      }
    }

    @media (max-width: 768px) {
      :root {
        --header-h: 72px;
      }

      .container {
        width: min(100% - 36px, var(--container));
      }

      .section {
        padding: 66px 0;
      }

      .hero-guide {
        padding: 58px 0 72px;
        min-height: auto;
      }

      .brand-mark {
        width: 38px;
        height: 38px;
        border-radius: 14px;
      }

      .brand-name {
        font-size: 14px;
        max-width: 168px;
        overflow: hidden;
        text-overflow: ellipsis;
      }

      .mobile-cta {
        min-height: 40px;
        padding: 0 14px;
        font-size: 13px;
      }

      .hero-actions,
      .cta-actions {
        flex-direction: column;
        align-items: stretch;
      }

      .btn {
        width: 100%;
      }

      .privacy-panel {
        min-height: 420px;
        border-radius: 28px;
        padding: 22px;
      }

      .floating-chip {
        position: relative;
        right: auto;
        top: auto;
        width: 100%;
        margin-top: 16px;
      }

      .floating-chip.bottom {
        left: auto;
        bottom: auto;
        width: 100%;
      }

      .security-grid,
      .compare-wrap,
      .contact-form,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .step-card {
        grid-template-columns: 1fr;
        padding: 22px;
      }

      .compare-card,
      .service-card,
      .contact-card,
      .cta-box {
        padding: 24px;
        border-radius: 26px;
      }

      .copyright {
        flex-direction: column;
      }
    }

    @media (max-width: 420px) {
      .container {
        width: min(100% - 30px, var(--container));
      }

      body {
        font-size: 15px;
      }

      h1 {
        font-size: 34px;
      }

      h2 {
        font-size: 29px;
      }

      .mobile-panel {
        left: 15px;
        right: 15px;
      }

      .brand-name {
        max-width: 135px;
      }

      .mobile-cta {
        display: none;
      }
    }

/* roulang page: category1 */
:root{
      --bg:#111111;
      --bg-2:#1a1718;
      --bg-soft:#f4efea;
      --paper:#fffaf5;
      --card:#171314;
      --card-soft:rgba(255,255,255,.84);
      --brand:#4a0f1e;
      --brand-2:#581427;
      --accent:#c77a3a;
      --accent-2:#d39a43;
      --line:rgba(255,255,255,.12);
      --line-dark:rgba(74,15,30,.10);
      --text:#f6f0ea;
      --text-dark:#2a2020;
      --muted:#b9aaa3;
      --muted-dark:#6f5c56;
      --success:#6f8a5b;
      --warning:#d39a43;
      --danger:#b84a4a;
      --radius:26px;
      --radius-sm:18px;
      --shadow:0 18px 50px rgba(0,0,0,.28);
      --shadow-soft:0 14px 36px rgba(74,15,30,.10);
      --container:1200px;
      --transition:220ms cubic-bezier(.2,.8,.2,1);
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      background:var(--bg);
      color:var(--text);
      line-height:1.75;
      text-rendering:optimizeLegibility;
      -webkit-font-smoothing:antialiased;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      z-index:0;
      background:
        radial-gradient(circle at 20% 0%, rgba(199,122,58,.10), transparent 24%),
        radial-gradient(circle at 80% 8%, rgba(88,20,39,.24), transparent 22%),
        radial-gradient(circle at 50% 100%, rgba(199,122,58,.06), transparent 26%);
      opacity:.9;
    }

    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(199,122,58,.28);color:#fff}
    :focus{outline:none}
    :focus-visible{
      outline:3px solid rgba(199,122,58,.34);
      outline-offset:3px;
    }

    .container{
      width:min(calc(100% - 36px), var(--container));
      margin:0 auto;
      position:relative;
      z-index:1;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:60;
      background:rgba(17,17,17,.74);
      backdrop-filter:blur(18px);
      border-bottom:1px solid transparent;
      transition:background var(--transition), border-color var(--transition), box-shadow var(--transition);
    }
    .site-header.scrolled{
      background:rgba(17,17,17,.92);
      border-bottom-color:rgba(255,255,255,.10);
      box-shadow:0 10px 30px rgba(0,0,0,.22);
    }

    .nav-shell{
      min-height:82px;
      display:grid;
      grid-template-columns:1fr auto 1fr;
      align-items:center;
      gap:18px;
      position:relative;
    }
    .mobile-toggle,
    .mobile-cta{
      display:none;
      align-items:center;
      justify-content:center;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.16);
      background:rgba(255,255,255,.04);
      color:var(--text);
      height:46px;
      padding:0 16px;
      transition:transform var(--transition), border-color var(--transition), background var(--transition), color var(--transition);
    }
    .mobile-toggle:hover,
    .mobile-cta:hover{
      transform:translateY(-1px);
      border-color:rgba(199,122,58,.44);
      background:rgba(199,122,58,.10);
      color:#fff;
    }

    .nav-group{
      display:flex;
      align-items:center;
      gap:6px;
      min-width:0;
    }
    .nav-group.left{justify-content:flex-end}
    .nav-group.right{justify-content:flex-start}

    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:11px 14px;
      border-radius:999px;
      color:var(--muted);
      font-weight:500;
      font-size:15px;
      letter-spacing:.01em;
      transition:color var(--transition), background var(--transition), transform var(--transition);
      white-space:nowrap;
    }
    .nav-link:hover{
      color:#ffd9bc;
      background:rgba(199,122,58,.08);
      transform:translateY(-1px);
    }
    .nav-link.active{
      color:#ffd1a9;
      background:rgba(74,15,30,.48);
      box-shadow:inset 0 0 0 1px rgba(199,122,58,.14);
    }
    .nav-link::after{
      content:"";
      position:absolute;
      left:14px;
      right:14px;
      bottom:7px;
      height:2px;
      border-radius:999px;
      background:linear-gradient(90deg, rgba(199,122,58,0), rgba(199,122,58,0), rgba(199,122,58,0));
      transform:scaleX(0);
      transform-origin:center;
      transition:transform var(--transition), background var(--transition);
    }
    .nav-link:hover::after,
    .nav-link.active::after{
      transform:scaleX(1);
      background:linear-gradient(90deg, rgba(199,122,58,0), rgba(199,122,58,1), rgba(199,122,58,0));
    }

    .brand{
      justify-self:center;
      display:flex;
      align-items:center;
      gap:14px;
      min-width:0;
      padding:10px 14px;
      border-radius:20px;
      transition:background var(--transition), transform var(--transition);
    }
    .brand:hover{
      background:rgba(255,255,255,.03);
      transform:translateY(-1px);
    }
    .brand-mark,
    .footer-brand .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:#fff5ea;
      background:
        linear-gradient(160deg, rgba(88,20,39,.95), rgba(74,15,30,.92)),
        radial-gradient(circle at 30% 30%, rgba(255,255,255,.20), transparent 40%);
      box-shadow:0 12px 28px rgba(0,0,0,.22);
      border:1px solid rgba(255,255,255,.12);
      flex:none;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      gap:4px;
      min-width:0;
      line-height:1.1;
    }
    .brand-name{
      font-size:18px;
      font-weight:800;
      letter-spacing:.02em;
      white-space:nowrap;
    }
    .brand-sub{
      font-size:12px;
      color:var(--muted);
      letter-spacing:.08em;
      white-space:nowrap;
    }

    .mobile-panel{
      display:none;
      position:absolute;
      left:0;
      right:0;
      top:100%;
      padding:14px 0 18px;
      background:rgba(17,17,17,.96);
      border-bottom:1px solid rgba(255,255,255,.10);
      backdrop-filter:blur(20px);
      opacity:0;
      transform:translateY(-8px);
      pointer-events:none;
      transition:opacity var(--transition), transform var(--transition);
    }
    body.menu-open .mobile-panel{
      opacity:1;
      transform:translateY(0);
      pointer-events:auto;
    }
    .mobile-panel .nav-link{
      display:flex;
      justify-content:space-between;
      width:100%;
      padding:14px 16px;
      margin-bottom:10px;
      border-radius:18px;
      background:rgba(255,255,255,.04);
    }
    .mobile-panel .nav-link span{
      color:var(--muted);
      font-size:12px;
    }
    .mobile-panel .btn{
      width:100%;
      margin-top:10px;
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:50px;
      padding:0 20px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:700;
      letter-spacing:.01em;
      transition:transform var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition), color var(--transition);
      text-align:center;
      white-space:nowrap;
    }
    .btn:hover{
      transform:translateY(-2px);
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg, var(--brand) 0%, var(--brand-2) 100%);
      border-color:rgba(199,122,58,.34);
      box-shadow:0 14px 32px rgba(74,15,30,.30);
    }
    .btn-primary:hover{
      box-shadow:0 18px 40px rgba(74,15,30,.38);
      border-color:rgba(199,122,58,.58);
    }
    .btn-secondary{
      color:#ffd7b3;
      background:transparent;
      border-color:rgba(199,122,58,.48);
    }
    .btn-secondary:hover{
      background:rgba(199,122,58,.12);
      border-color:rgba(199,122,58,.66);
    }
    .btn-ghost{
      color:inherit;
      background:rgba(255,255,255,.04);
      border-color:rgba(255,255,255,.14);
    }
    .btn-ghost:hover{
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.22);
    }
    .btn-arrow{
      transition:transform var(--transition);
    }
    .btn:hover .btn-arrow{
      transform:translateX(4px);
    }

    .eyebrow-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:18px;
    }
    .eyebrow,
    .chip,
    .badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      border-radius:999px;
      padding:7px 12px;
      font-size:12px;
      letter-spacing:.04em;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.05);
      color:#f0d7ca;
    }
    .chip{
      color:var(--muted);
      background:rgba(255,255,255,.04);
    }
    .badge{
      color:#ffd7b3;
      background:rgba(199,122,58,.10);
      border-color:rgba(199,122,58,.22);
    }
    .section--light .eyebrow,
    .section--light .chip,
    .section--light .badge{
      color:#6b514b;
      background:rgba(74,15,30,.05);
      border-color:rgba(74,15,30,.10);
    }

    .hero{
      padding:42px 0 72px;
      background:
        radial-gradient(circle at 80% 16%, rgba(199,122,58,.16), transparent 20%),
        radial-gradient(circle at 22% 14%, rgba(88,20,39,.36), transparent 24%),
        linear-gradient(180deg, #171213 0%, #111111 100%);
      overflow:hidden;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:34px;
      align-items:center;
      min-height:calc(100vh - 120px);
      padding:28px 0 22px;
    }
    .hero-copy{
      position:relative;
      z-index:1;
    }
    .hero h1{
      margin:0 0 18px;
      font-size:clamp(36px, 5vw, 66px);
      line-height:1.08;
      letter-spacing:-.03em;
      max-width:12ch;
    }
    .hero-lead{
      margin:0;
      font-size:18px;
      line-height:1.85;
      color:var(--muted);
      max-width:46em;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-top:28px;
    }
    .hero-points{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:26px;
    }
    .hero-points .chip{
      background:rgba(255,255,255,.06);
    }

    .hero-visual{
      position:relative;
      min-height:520px;
      border-radius:32px;
      padding:24px;
      overflow:hidden;
      background:
        radial-gradient(circle at 20% 16%, rgba(199,122,58,.16), transparent 22%),
        radial-gradient(circle at 82% 22%, rgba(255,255,255,.08), transparent 18%),
        linear-gradient(160deg, rgba(41,21,28,.98), rgba(18,15,16,.98));
      border:1px solid rgba(255,255,255,.12);
      box-shadow:var(--shadow);
    }
    .hero-visual::before{
      content:"";
      position:absolute;
      inset:-1px;
      background:
        linear-gradient(120deg, transparent 0%, rgba(255,255,255,.03) 20%, transparent 38%),
        linear-gradient(180deg, rgba(255,255,255,.03) 0, transparent 18%, transparent 82%, rgba(255,255,255,.03) 100%);
      pointer-events:none;
      mix-blend-mode:screen;
    }
    .hero-visual::after{
      content:"";
      position:absolute;
      inset:0;
      background-image:
        linear-gradient(transparent 0 96%, rgba(255,255,255,.04) 96% 100%),
        linear-gradient(90deg, rgba(255,255,255,.04) 0 1px, transparent 1px 100%);
      background-size:100% 8px, 14px 100%;
      opacity:.08;
      pointer-events:none;
    }
    .visual-note{
      position:relative;
      z-index:1;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:14px;
      margin-bottom:18px;
      color:#f7dfd3;
      font-size:13px;
      letter-spacing:.12em;
      text-transform:uppercase;
    }
    .visual-note span:last-child{
      color:var(--muted);
      letter-spacing:.04em;
      text-transform:none;
    }
    .screen-card{
      position:relative;
      z-index:1;
      border-radius:28px;
      padding:16px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.03)),
        rgba(0,0,0,.14);
      border:1px solid rgba(255,255,255,.10);
      box-shadow:0 18px 46px rgba(0,0,0,.26);
    }
    .screen-bar{
      display:flex;
      gap:8px;
      margin-bottom:14px;
    }
    .screen-bar span{
      width:10px;
      height:10px;
      border-radius:50%;
      background:rgba(255,255,255,.24);
    }
    .screen-bar span:first-child{background:rgba(199,122,58,.92)}
    .screen-bar span:nth-child(2){background:rgba(255,255,255,.22)}
    .screen-bar span:nth-child(3){background:rgba(255,255,255,.14)}
    .screen-body{
      display:grid;
      gap:16px;
    }
    .screen-badge-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .mini-badge{
      display:inline-flex;
      align-items:center;
      padding:7px 11px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.05);
      color:#f1ded3;
      font-size:12px;
    }
    .screen-preview{
      position:relative;
      aspect-ratio:16/9;
      border-radius:24px;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.10);
      background:
        radial-gradient(circle at 50% 42%, rgba(255,255,255,.11), transparent 24%),
        linear-gradient(135deg, rgba(74,15,30,.96), rgba(22,18,19,.98));
    }
    .screen-preview::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(135deg, rgba(255,255,255,.06), transparent 34%),
        linear-gradient(180deg, transparent 0 62%, rgba(0,0,0,.36) 100%);
      opacity:.9;
    }
    .screen-preview::after{
      content:"";
      position:absolute;
      inset:14px;
      border-radius:18px;
      border:1px solid rgba(255,255,255,.10);
      opacity:.64;
    }
    .preview-play{
      position:absolute;
      left:50%;
      top:50%;
      width:84px;
      height:84px;
      border-radius:50%;
      transform:translate(-50%,-50%);
      display:grid;
      place-items:center;
      background:rgba(255,255,255,.10);
      border:1px solid rgba(255,255,255,.18);
      box-shadow:0 12px 28px rgba(0,0,0,.22);
      backdrop-filter:blur(8px);
    }
    .preview-play svg{width:28px;height:28px;color:#fff8f2}
    .screen-metrics{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:10px;
    }
    .screen-metrics .metric-mini{
      padding:12px 10px;
      border-radius:18px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.09);
      text-align:center;
    }
    .metric-mini strong{
      display:block;
      font-size:20px;
      line-height:1.1;
      color:#ffd7b3;
    }
    .metric-mini span{
      display:block;
      margin-top:4px;
      font-size:12px;
      color:var(--muted);
    }
    .ambient{
      position:absolute;
      border-radius:50%;
      filter:blur(14px);
      pointer-events:none;
      opacity:.68;
    }
    .ambient-a{
      width:220px;
      height:220px;
      right:-44px;
      top:26px;
      background:rgba(199,122,58,.12);
    }
    .ambient-b{
      width:260px;
      height:260px;
      left:-72px;
      bottom:-60px;
      background:rgba(88,20,39,.24);
    }

    .section{
      position:relative;
      padding:96px 0;
      z-index:1;
    }
    .section--light{
      background:var(--bg-soft);
      color:var(--text-dark);
    }
    .section--dark{
      background:linear-gradient(180deg, #151112 0%, #111111 100%);
      color:var(--text);
    }
    .section-head{
      display:flex;
      justify-content:space-between;
      gap:24px;
      align-items:flex-end;
      margin-bottom:30px;
    }
    .section-head > div:first-child{max-width:780px}
    .section-title{
      margin:0;
      font-size:clamp(28px, 3.2vw, 44px);
      line-height:1.15;
      letter-spacing:-.03em;
    }
    .section-desc{
      margin:12px 0 0;
      font-size:16px;
      line-height:1.85;
      color:var(--muted);
    }
    .section--light .section-desc{color:var(--muted-dark)}
    .section-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      justify-content:flex-end;
      align-items:center;
    }

    .card{
      position:relative;
      border-radius:var(--radius);
      overflow:hidden;
      background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      transition:transform var(--transition), border-color var(--transition), box-shadow var(--transition), background var(--transition);
    }
    .card:hover{
      transform:translateY(-4px);
      border-color:rgba(199,122,58,.48);
      box-shadow:0 24px 58px rgba(0,0,0,.34);
    }
    .section--light .card{
      background:var(--card-soft);
      border-color:var(--line-dark);
      box-shadow:var(--shadow-soft);
    }
    .section--light .card:hover{
      border-color:rgba(199,122,58,.35);
      box-shadow:0 18px 40px rgba(74,15,30,.14);
    }

    .pad-lg{padding:32px}
    .pad-md{padding:26px}
    .pad-sm{padding:20px}

    .split-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:22px;
      align-items:start;
    }
    .filter-notes{
      display:grid;
      gap:18px;
    }
    .focus-note{
      min-height:100%;
      padding:32px;
      border-radius:var(--radius);
      background:
        radial-gradient(circle at 16% 10%, rgba(199,122,58,.11), transparent 24%),
        linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.03));
      border:1px solid var(--line);
      box-shadow:var(--shadow);
    }
    .section--light .focus-note{
      background:
        radial-gradient(circle at 16% 10%, rgba(199,122,58,.09), transparent 24%),
        rgba(255,255,255,.72);
      border-color:var(--line-dark);
      box-shadow:var(--shadow-soft);
    }
    .focus-note h3{
      margin:0 0 12px;
      font-size:28px;
      line-height:1.2;
    }
    .focus-note p{
      margin:0 0 18px;
      color:var(--muted);
      font-size:16px;
      line-height:1.9;
    }
    .section--light .focus-note p{color:var(--muted-dark)}
    .check-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:12px;
    }
    .check-list li{
      position:relative;
      padding-left:28px;
      color:inherit;
    }
    .check-list li::before{
      content:"";
      position:absolute;
      left:0;
      top:.7em;
      width:16px;
      height:16px;
      border-radius:50%;
      border:1px solid rgba(199,122,58,.46);
      background:linear-gradient(180deg, rgba(199,122,58,.32), rgba(199,122,58,.10));
      box-shadow:inset 0 0 0 3px rgba(255,255,255,.08);
    }

    .dimension-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:16px;
    }
    .dimension-card{
      padding:22px;
      min-height:148px;
    }
    .dimension-index{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:34px;
      height:34px;
      border-radius:11px;
      margin-bottom:14px;
      background:rgba(199,122,58,.12);
      color:var(--accent);
      font-weight:800;
      font-size:15px;
      border:1px solid rgba(199,122,58,.20);
    }
    .dimension-card h4{
      margin:0 0 8px;
      font-size:20px;
      line-height:1.2;
    }
    .dimension-card p{
      margin:0;
      color:var(--muted);
      line-height:1.8;
      font-size:14px;
    }
    .section--light .dimension-card p{color:var(--muted-dark)}

    .content-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:20px;
    }
    .content-card{
      display:grid;
      grid-template-columns:220px 1fr;
      min-height:230px;
    }
    .content-thumb{
      position:relative;
      overflow:hidden;
      min-height:100%;
      background:
        radial-gradient(circle at 50% 42%, rgba(255,255,255,.14), transparent 28%),
        linear-gradient(135deg, rgba(74,15,30,.95), rgba(20,16,17,.96));
    }
    .content-thumb::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(145deg, rgba(255,255,255,.12), transparent 32%),
        linear-gradient(180deg, transparent 0 58%, rgba(0,0,0,.34) 100%);
      opacity:.9;
    }
    .content-thumb::after{
      content:"";
      position:absolute;
      inset:16px;
      border-radius:18px;
      border:1px solid rgba(255,255,255,.08);
      opacity:.75;
    }
    .thumb-a{background:linear-gradient(135deg, #4e1220, #171111)}
    .thumb-b{background:linear-gradient(135deg, #5f2814, #1c1413)}
    .thumb-c{background:linear-gradient(135deg, #3f0f22, #151112)}
    .thumb-d{background:linear-gradient(135deg, #68402a, #171111)}
    .content-thumb .thumb-badge{
      position:absolute;
      left:16px;
      top:16px;
      z-index:1;
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 11px;
      border-radius:999px;
      background:rgba(17,17,17,.44);
      color:#fff;
      border:1px solid rgba(255,255,255,.14);
      font-size:12px;
      backdrop-filter:blur(8px);
    }
    .content-thumb .play-mini{
      position:absolute;
      inset:auto 16px 16px auto;
      z-index:1;
      width:46px;
      height:46px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:rgba(255,255,255,.10);
      border:1px solid rgba(255,255,255,.14);
      transition:transform var(--transition), background var(--transition);
    }
    .content-card:hover .content-thumb .play-mini{
      transform:scale(1.06);
      background:rgba(255,255,255,.14);
    }
    .content-card .content-body{
      padding:24px;
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .content-card h3{
      margin:0;
      font-size:24px;
      line-height:1.24;
      letter-spacing:-.02em;
    }
    .content-card p{
      margin:0;
      color:var(--muted);
      line-height:1.9;
      font-size:15px;
    }
    .section--light .content-card p{color:var(--muted-dark)}
    .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .tag-row .badge{
      padding:6px 10px;
      font-size:12px;
    }
    .card-meta{
      margin-top:auto;
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      color:var(--muted);
      font-size:13px;
    }
    .section--light .card-meta{color:var(--muted-dark)}
    .card-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:2px;
    }
    .text-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#ffd7b3;
      font-weight:700;
      font-size:14px;
      transition:color var(--transition);
    }
    .section--light .text-link{color:var(--brand)}
    .text-link span{
      transition:transform var(--transition);
    }
    .text-link:hover span{
      transform:translateX(4px);
    }

    .editor-grid{
      display:grid;
      gap:20px;
    }
    .editor-row{
      display:grid;
      grid-template-columns:7fr 5fr;
      gap:20px;
      align-items:stretch;
    }
    .editor-row.reverse{
      grid-template-columns:5fr 7fr;
    }
    .editor-feature{
      min-height:300px;
      padding:30px;
      background:
        radial-gradient(circle at 18% 12%, rgba(199,122,58,.12), transparent 24%),
        linear-gradient(180deg, rgba(255,255,255,.07), rgba(255,255,255,.03));
    }
    .section--light .editor-feature{
      background:
        radial-gradient(circle at 18% 12%, rgba(199,122,58,.08), transparent 24%),
        rgba(255,255,255,.78);
    }
    .editor-feature .eyebrow{margin-bottom:14px}
    .editor-feature h3{
      margin:0 0 12px;
      font-size:28px;
      line-height:1.22;
    }
    .editor-feature p{
      margin:0 0 18px;
      color:var(--muted);
      line-height:1.85;
    }
    .section--light .editor-feature p{color:var(--muted-dark)}
    .editor-mini-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:20px;
      align-content:stretch;
    }
    .mini-card{
      min-height:140px;
      padding:22px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .mini-card strong{
      display:block;
      margin-bottom:8px;
      font-size:18px;
      line-height:1.25;
    }
    .mini-card span{
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .section--light .mini-card span{color:var(--muted-dark)}
    .mini-card .mini-index{
      display:inline-flex;
      width:30px;
      height:30px;
      align-items:center;
      justify-content:center;
      border-radius:10px;
      background:rgba(199,122,58,.12);
      color:var(--accent);
      font-weight:800;
      font-size:14px;
      margin-bottom:10px;
    }

    .proof-grid{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:16px;
      margin-bottom:18px;
    }
    .proof-card{
      min-height:178px;
      padding:24px;
    }
    .proof-icon{
      width:42px;
      height:42px;
      border-radius:14px;
      display:grid;
      place-items:center;
      margin-bottom:16px;
      color:#ffd8b9;
      background:rgba(199,122,58,.12);
      border:1px solid rgba(199,122,58,.20);
    }
    .proof-card h3{
      margin:0 0 8px;
      font-size:20px;
      line-height:1.22;
    }
    .proof-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.82;
    }
    .section--light .proof-card p{color:var(--muted-dark)}
    .metrics-strip{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:16px;
      margin-top:22px;
    }
    .metric-card{
      padding:26px 24px;
      text-align:left;
    }
    .metric-value{
      display:block;
      font-size:38px;
      line-height:1;
      font-weight:800;
      letter-spacing:-.03em;
      color:#ffd7b3;
      margin-bottom:10px;
    }
    .section--light .metric-value{color:var(--brand)}
    .metric-label{
      display:block;
      font-size:15px;
      font-weight:700;
      margin-bottom:8px;
    }
    .metric-desc{
      color:var(--muted);
      font-size:14px;
      line-height:1.8;
    }
    .section--light .metric-desc{color:var(--muted-dark)}

    .faq-list{
      display:grid;
      gap:14px;
    }
    .faq-list details{
      border-radius:22px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.05);
      overflow:hidden;
      box-shadow:var(--shadow);
    }
    .section--light .faq-list details{
      background:#fff;
      border-color:var(--line-dark);
      box-shadow:var(--shadow-soft);
    }
    .faq-list summary{
      list-style:none;
      cursor:pointer;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:22px 24px;
      font-weight:700;
      font-size:18px;
      line-height:1.4;
    }
    .faq-list summary::-webkit-details-marker{display:none}
    .faq-list summary::after{
      content:"+";
      flex:none;
      width:28px;
      height:28px;
      border-radius:50%;
      display:grid;
      place-items:center;
      color:#ffd7b3;
      background:rgba(199,122,58,.12);
      border:1px solid rgba(199,122,58,.18);
      font-size:20px;
      transition:transform var(--transition), background var(--transition), color var(--transition);
    }
    details[open] summary::after{
      content:"–";
      background:rgba(199,122,58,.18);
    }
    .faq-answer{
      padding:0 24px 22px;
      color:var(--muted);
      line-height:1.9;
      font-size:15px;
    }
    .section--light .faq-answer{color:var(--muted-dark)}

    .cta-section{
      padding:0;
      background:
        radial-gradient(circle at 15% 8%, rgba(199,122,58,.10), transparent 20%),
        linear-gradient(135deg, #3b0f1b 0%, #111111 100%);
    }
    .cta-shell{
      display:grid;
      grid-template-columns:1fr .9fr;
      gap:22px;
      align-items:stretch;
      padding:92px 0;
    }
    .cta-copy{
      padding:20px 0;
    }
    .cta-copy .eyebrow{margin-bottom:18px}
    .cta-copy h2{
      margin:0 0 14px;
      font-size:clamp(30px, 3.6vw, 48px);
      line-height:1.12;
      max-width:12ch;
    }
    .cta-copy p{
      margin:0;
      color:var(--muted);
      font-size:16px;
      line-height:1.9;
      max-width:42em;
    }
    .cta-buttons{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
    }
    .contact-card{
      padding:30px;
      background:rgba(17,17,17,.70);
      border:1px solid rgba(255,255,255,.12);
      box-shadow:var(--shadow);
      backdrop-filter:blur(14px);
    }
    .form-grid{
      display:grid;
      gap:14px;
      margin-top:8px;
    }
    .field-row{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
    }
    .field{
      display:grid;
      gap:8px;
    }
    .field label{
      font-size:13px;
      color:#ecd8cf;
      letter-spacing:.03em;
    }
    .field input,
    .field select,
    .field textarea{
      width:100%;
      min-height:50px;
      padding:14px 15px;
      border-radius:16px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.16);
      color:#fff;
      transition:border-color var(--transition), box-shadow var(--transition), background var(--transition);
    }
    .field textarea{
      min-height:120px;
      resize:vertical;
    }
    .field input::placeholder,
    .field textarea::placeholder{
      color:rgba(246,240,234,.48);
    }
    .field input:focus,
    .field select:focus,
    .field textarea:focus{
      border-color:rgba(199,122,58,.72);
      box-shadow:0 0 0 3px rgba(199,122,58,.18);
      background:rgba(255,255,255,.06);
    }
    .form-note{
      margin-top:12px;
      color:var(--muted);
      font-size:13px;
      line-height:1.8;
    }
    .form-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:4px;
    }

    .site-footer{
      background:#0c0b0b;
      color:#d9cbc4;
      padding:60px 0 28px;
      position:relative;
      z-index:1;
      border-top:1px solid rgba(255,255,255,.08);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr 1fr;
      gap:28px;
      align-items:start;
    }
    .footer-brand{
      display:inline-flex;
      align-items:center;
      gap:14px;
      margin-bottom:14px;
      font-weight:800;
      font-size:18px;
      color:#fff1e7;
    }
    .site-footer p{
      margin:0;
      color:#a99a93;
      line-height:1.9;
    }
    .footer-title{
      margin:0 0 14px;
      font-size:15px;
      font-weight:700;
      color:#fff3eb;
      letter-spacing:.04em;
    }
    .footer-links{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:#cdbcb3;
      transition:color var(--transition), transform var(--transition);
      display:inline-flex;
      align-items:center;
      gap:8px;
    }
    .footer-links a:hover{
      color:#ffd7b3;
      transform:translateX(2px);
    }
    .compliance{
      color:#a99a93;
      line-height:1.9;
      font-size:14px;
    }
    .copyright{
      margin-top:34px;
      padding-top:18px;
      border-top:1px solid rgba(255,255,255,.08);
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      color:#8f817a;
      font-size:13px;
      line-height:1.7;
    }

    @media (max-width: 1199px){
      .hero-grid,
      .cta-shell,
      .split-grid{
        grid-template-columns:1fr;
      }
      .hero{
        padding-top:28px;
      }
      .hero-grid{
        min-height:auto;
      }
      .hero h1{
        max-width:14ch;
      }
      .hero-visual{
        min-height:460px;
      }
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .section-actions{
        justify-content:flex-start;
      }
      .proof-grid,
      .metrics-strip{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
      .content-grid{
        grid-template-columns:1fr;
      }
      .editor-row,
      .editor-row.reverse{
        grid-template-columns:1fr;
      }
      .editor-mini-grid{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
      .footer-grid{
        grid-template-columns:1fr 1fr;
      }
      .footer-grid > div:first-child{
        grid-column:1 / -1;
      }
      .nav-shell{
        grid-template-columns:1fr auto 1fr;
      }
    }

    @media (max-width: 1024px){
      .nav-group{
        display:none;
      }
      .mobile-toggle,
      .mobile-cta{
        display:inline-flex;
      }
      .mobile-toggle{
        position:absolute;
        left:0;
        top:50%;
        transform:translateY(-50%);
      }
      .mobile-cta{
        position:absolute;
        right:0;
        top:50%;
        transform:translateY(-50%);
      }
      .brand{
        justify-self:center;
        padding-inline:10px;
      }
      .mobile-panel{
        display:block;
      }
    }

    @media (max-width: 768px){
      .container{
        width:min(calc(100% - 28px), var(--container));
      }
      .section{
        padding:66px 0;
      }
      .hero{
        padding:22px 0 56px;
      }
      .hero h1{
        font-size:clamp(34px, 9vw, 44px);
      }
      .hero-lead{
        font-size:16px;
      }
      .hero-actions,
      .cta-buttons{
        flex-direction:column;
        align-items:stretch;
      }
      .hero-actions .btn,
      .cta-buttons .btn,
      .form-actions .btn{
        width:100%;
      }
      .hero-visual{
        min-height:420px;
        padding:18px;
      }
      .screen-metrics{
        grid-template-columns:repeat(2,minmax(0,1fr));
      }
      .dimension-grid,
      .proof-grid,
      .metrics-strip,
      .editor-mini-grid,
      .footer-grid,
      .field-row{
        grid-template-columns:1fr;
      }
      .content-card{
        grid-template-columns:1fr;
      }
      .content-thumb{
        min-height:220px;
      }
      .content-card .content-body,
      .pad-lg{
        padding:22px;
      }
      .focus-note,
      .contact-card{
        padding:22px;
      }
      .faq-list summary{
        padding:18px 18px;
        font-size:16px;
      }
      .faq-answer{
        padding:0 18px 18px;
      }
      .brand-name{
        font-size:16px;
      }
      .brand-sub{
        font-size:11px;
      }
      .copyright{
        flex-direction:column;
      }
    }

    @media (max-width: 520px){
      .nav-shell{
        min-height:74px;
      }
      .mobile-toggle,
      .mobile-cta{
        height:42px;
        padding-inline:14px;
      }
      .brand-mark,
      .footer-brand .brand-mark{
        width:38px;
        height:38px;
        border-radius:13px;
      }
      .brand-text{
        gap:3px;
      }
      .brand-name{
        font-size:15px;
      }
      .brand-sub{
        font-size:10px;
      }
      .hero h1{
        max-width:10ch;
      }
      .hero-visual{
        min-height:380px;
      }
      .screen-preview{
        aspect-ratio: 4 / 3;
      }
      .hero-points{
        gap:8px;
      }
      .badge, .chip, .eyebrow{
        padding:6px 10px;
        font-size:11px;
      }
      .section-title{
        font-size:clamp(26px, 8vw, 34px);
      }
      .metric-value{
        font-size:32px;
      }
      .mini-card,
      .dimension-card,
      .proof-card,
      .metric-card{
        padding:18px;
      }
      .section{
        padding:58px 0;
      }
    }