/* roulang page: index */
:root {
      --bg: #090909;
      --bg-soft: #121111;
      --bg-card: #1a1717;
      --bg-elevated: #211d1d;
      --text: #fff8ef;
      --muted: #c9bfb7;
      --subtle: #91867f;
      --line: rgba(255, 248, 239, .12);
      --line-strong: rgba(255, 248, 239, .22);
      --red: #ff174f;
      --red-dark: #c80036;
      --cyan: #00e5ff;
      --gold: #ffb13b;
      --green: #36d684;
      --radius: 8px;
      --radius-sm: 6px;
      --shadow: 0 18px 45px rgba(0, 0, 0, .28);
      --shadow-soft: 0 10px 24px rgba(0, 0, 0, .22);
      --container: 1180px;
      --section: 92px;
      --font: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
    }

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

    html {
      scroll-behavior: smooth;
      background: var(--bg);
    }

    body {
      font-family: var(--font);
      line-height: 1.7;
      color: var(--text);
      background:
        linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px),
        var(--bg);
      background-size: 26px 26px;
      overflow-x: hidden;
    }

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

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

    button,
    input {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
    }

    :focus-visible {
      outline: 3px solid rgba(0, 229, 255, .8);
      outline-offset: 3px;
    }

    .container {
      width: min(var(--container), calc(100% - 40px));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(9, 9, 9, .94);
      backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--line);
    }

    .brand-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      padding: 16px 0 12px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: var(--radius-sm);
      color: #fff;
      font-weight: 900;
      background:
        linear-gradient(135deg, var(--red), #ff6a00 62%, var(--gold));
      box-shadow: 0 0 0 1px rgba(255, 255, 255, .16) inset;
      flex: 0 0 auto;
    }

    .brand-name {
      font-size: 18px;
      font-weight: 900;
      letter-spacing: 0;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .brand-note {
      color: var(--subtle);
      font-size: 12px;
      line-height: 1.2;
      margin-top: 2px;
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .search-box {
      position: relative;
      width: 260px;
    }

    .search-box input {
      width: 100%;
      height: 40px;
      border: 1px solid var(--line);
      border-radius: 999px;
      padding: 0 42px 0 16px;
      color: var(--text);
      background: rgba(255,255,255,.06);
      transition: border-color .2s ease, background .2s ease;
    }

    .search-box input::placeholder {
      color: var(--subtle);
    }

    .search-box input:focus {
      border-color: var(--cyan);
      background: rgba(255,255,255,.09);
    }

    .search-box span {
      position: absolute;
      right: 15px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--cyan);
      font-size: 14px;
    }

    .mini-action {
      height: 40px;
      padding: 0 14px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      border-radius: 999px;
      background: rgba(255, 23, 79, .12);
      border: 1px solid rgba(255, 23, 79, .38);
      color: var(--text);
      transition: transform .2s ease, background .2s ease, border-color .2s ease;
      white-space: nowrap;
    }

    .mini-action:hover {
      transform: translateY(-1px);
      background: rgba(255, 23, 79, .2);
      border-color: rgba(255, 23, 79, .7);
    }

    .channel-row {
      border-top: 1px solid var(--line);
      padding: 10px 0 12px;
    }

    .channel-nav {
      display: flex;
      align-items: center;
      gap: 10px;
      overflow-x: auto;
      scrollbar-width: thin;
      scrollbar-color: var(--red) transparent;
    }

    .channel-nav a {
      flex: 0 0 auto;
      min-height: 36px;
      padding: 7px 14px;
      border-radius: 999px;
      color: var(--muted);
      border: 1px solid var(--line);
      background: rgba(255,255,255,.035);
      transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease;
      font-size: 14px;
      font-weight: 700;
    }

    .channel-nav a:hover {
      color: var(--text);
      border-color: rgba(0, 229, 255, .45);
      transform: translateY(-1px);
    }

    .channel-nav a.active {
      color: #fff;
      background: var(--red);
      border-color: var(--red);
    }

    main {
      overflow: hidden;
    }

    section {
      padding: var(--section) 0;
    }

    .hero {
      min-height: 680px;
      position: relative;
      display: flex;
      align-items: flex-end;
      padding: 120px 0 54px;
      background:
        linear-gradient(180deg, rgba(9,9,9,.18), rgba(9,9,9,.82) 68%, var(--bg) 100%),
        linear-gradient(90deg, rgba(9,9,9,.82), rgba(9,9,9,.25) 48%, rgba(9,9,9,.78)),
        url("https://images.unsplash.com/photo-1519608487953-e999c86e7455?auto=format&fit=crop&w=1800&q=82") center/cover no-repeat;
      border-bottom: 1px solid var(--line);
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background: repeating-linear-gradient(90deg, rgba(255,255,255,.08) 0 1px, transparent 1px 72px);
      opacity: .22;
      pointer-events: none;
    }

    .hero-content {
      position: relative;
      z-index: 1;
      width: min(980px, 100%);
    }

    .event-strip {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      padding: 9px 12px;
      border-radius: var(--radius-sm);
      background: rgba(0, 0, 0, .56);
      border: 1px solid rgba(255, 255, 255, .18);
      color: var(--text);
      margin-bottom: 18px;
      box-shadow: var(--shadow-soft);
      flex-wrap: wrap;
    }

    .countdown {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--gold);
      font-weight: 900;
    }

    .countdown b {
      min-width: 34px;
      height: 30px;
      display: inline-grid;
      place-items: center;
      border-radius: 5px;
      background: rgba(255, 177, 59, .16);
      border: 1px solid rgba(255, 177, 59, .35);
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--cyan);
      font-weight: 800;
      font-size: 14px;
      margin-bottom: 16px;
    }

    .eyebrow::before {
      content: "";
      width: 28px;
      height: 2px;
      background: var(--cyan);
    }

    h1 {
      max-width: 930px;
      font-size: clamp(38px, 7vw, 88px);
      line-height: 1.02;
      font-weight: 950;
      letter-spacing: 0;
      text-wrap: balance;
    }

    .hero p {
      max-width: 760px;
      margin-top: 22px;
      color: #f1e8df;
      font-size: 18px;
      line-height: 1.85;
    }

    .hero-actions {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-top: 30px;
      flex-wrap: wrap;
    }

    .btn {
      min-height: 46px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      padding: 0 20px;
      border-radius: var(--radius-sm);
      font-weight: 900;
      border: 1px solid transparent;
      transition: transform .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease, color .2s ease;
      white-space: nowrap;
    }

    .btn-primary {
      background: var(--red);
      color: #fff;
      box-shadow: 0 12px 26px rgba(255, 23, 79, .26);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      background: #ff2d61;
      box-shadow: 0 16px 30px rgba(255, 23, 79, .34);
    }

    .btn-secondary {
      color: var(--text);
      background: rgba(255,255,255,.08);
      border-color: var(--line-strong);
    }

    .btn-secondary:hover {
      transform: translateY(-2px);
      border-color: rgba(0, 229, 255, .55);
      background: rgba(0, 229, 255, .11);
    }

    .btn-gold {
      color: #1a0e05;
      background: var(--gold);
    }

    .btn-gold:hover {
      transform: translateY(-2px);
      background: #ffc15f;
    }

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

    .stat-pill {
      padding: 9px 13px;
      border-radius: 999px;
      background: rgba(0,0,0,.48);
      border: 1px solid var(--line);
      color: var(--muted);
      font-size: 14px;
    }

    .stat-pill strong {
      color: var(--text);
      margin-right: 5px;
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(240px, 420px);
      gap: 36px;
      align-items: end;
      margin-bottom: 34px;
    }

    .section-kicker {
      color: var(--red);
      font-weight: 900;
      font-size: 13px;
      margin-bottom: 8px;
    }

    .section-head h2 {
      font-size: clamp(28px, 4vw, 48px);
      line-height: 1.12;
      letter-spacing: 0;
      text-wrap: balance;
    }

    .section-head p {
      color: var(--muted);
      font-size: 16px;
    }

    .pain-band {
      background: #0d0c0c;
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }

    .pain-grid {
      display: grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 18px;
    }

    .pain-card,
    .solution-card,
    .reward-card,
    .testimonial-card,
    .directory-card,
    .media-card,
    .faq-item {
      border-radius: var(--radius);
      background: var(--bg-card);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
      transition: transform .22s ease, border-color .22s ease, background .22s ease;
    }

    .pain-card:hover,
    .solution-card:hover,
    .reward-card:hover,
    .testimonial-card:hover,
    .directory-card:hover,
    .media-card:hover {
      transform: translateY(-4px);
      border-color: rgba(255, 23, 79, .42);
      background: var(--bg-elevated);
    }

    .pain-large {
      min-height: 360px;
      padding: 28px;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      background:
        linear-gradient(180deg, rgba(10,10,10,.18), rgba(10,10,10,.86)),
        url("https://images.unsplash.com/photo-1493246507139-91e8fad9978e?auto=format&fit=crop&w=1100&q=80") center/cover no-repeat;
    }

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

    .pain-mini {
      padding: 24px;
      min-height: 171px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      width: max-content;
      max-width: 100%;
      padding: 5px 10px;
      border-radius: 999px;
      color: var(--text);
      border: 1px solid var(--line-strong);
      background: rgba(255,255,255,.06);
      font-size: 12px;
      font-weight: 800;
    }

    .tag.hot {
      color: #fff;
      background: rgba(255, 23, 79, .2);
      border-color: rgba(255, 23, 79, .46);
    }

    .tag.cyan {
      color: var(--cyan);
      background: rgba(0, 229, 255, .1);
      border-color: rgba(0, 229, 255, .36);
    }

    .tag.gold {
      color: var(--gold);
      background: rgba(255, 177, 59, .12);
      border-color: rgba(255, 177, 59, .36);
    }

    .pain-card h3 {
      margin-top: 16px;
      font-size: 25px;
      line-height: 1.25;
    }

    .pain-card p {
      margin-top: 10px;
      color: var(--muted);
    }

    .solution-layout {
      display: grid;
      grid-template-columns: .8fr 1.2fr;
      gap: 20px;
      align-items: stretch;
    }

    .solution-panel {
      padding: 28px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background:
        linear-gradient(135deg, rgba(255, 23, 79, .16), rgba(0, 229, 255, .08)),
        #161313;
    }

    .solution-panel h3 {
      font-size: 30px;
      line-height: 1.2;
      margin-bottom: 14px;
    }

    .solution-panel p {
      color: var(--muted);
      margin-bottom: 22px;
    }

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

    .step-row {
      display: grid;
      grid-template-columns: 40px 1fr;
      gap: 14px;
      padding: 16px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      background: rgba(255,255,255,.045);
    }

    .step-num {
      width: 40px;
      height: 40px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: var(--red);
      font-weight: 950;
    }

    .step-row h4 {
      font-size: 17px;
      margin-bottom: 3px;
    }

    .step-row p {
      color: var(--muted);
      font-size: 14px;
      line-height: 1.6;
    }

    .solution-cards {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 18px;
    }

    .solution-card {
      padding: 22px;
    }

    .icon {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: var(--radius-sm);
      background: rgba(255,255,255,.08);
      color: var(--cyan);
      font-weight: 900;
      margin-bottom: 16px;
    }

    .solution-card h3 {
      font-size: 20px;
      margin-bottom: 8px;
    }

    .solution-card p {
      color: var(--muted);
      font-size: 15px;
    }

    .rewards {
      background: #0d0c0c;
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }

    .reward-grid {
      display: grid;
      grid-template-columns: 1.1fr .9fr .75fr;
      gap: 18px;
      align-items: stretch;
    }

    .reward-card {
      min-height: 360px;
      display: flex;
      flex-direction: column;
    }

    .reward-cover {
      aspect-ratio: 4 / 5;
      background: center/cover no-repeat;
      position: relative;
    }

    .reward-card.wide .reward-cover {
      aspect-ratio: 16 / 8;
      background-image:
        linear-gradient(180deg, rgba(0,0,0,.05), rgba(0,0,0,.8)),
        url("https://images.unsplash.com/photo-1500530855697-b586d89ba3ee?auto=format&fit=crop&w=1000&q=78");
    }

    .reward-card:nth-child(2) .reward-cover {
      background-image:
        linear-gradient(180deg, rgba(0,0,0,.04), rgba(0,0,0,.78)),
        url("https://images.unsplash.com/photo-1507525428034-b723cf961d3e?auto=format&fit=crop&w=800&q=78");
    }

    .reward-card:nth-child(3) .reward-cover {
      background-image:
        linear-gradient(180deg, rgba(0,0,0,.04), rgba(0,0,0,.78)),
        url("https://images.unsplash.com/photo-1519681393784-d120267933ba?auto=format&fit=crop&w=800&q=78");
    }

    .reward-body {
      padding: 20px;
      flex: 1;
    }

    .reward-body h3 {
      font-size: 22px;
      margin: 12px 0 8px;
    }

    .reward-body p {
      color: var(--muted);
      font-size: 15px;
    }

    .progress-wrap {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 22px;
      align-items: center;
    }

    .progress-board {
      padding: 26px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background: var(--bg-card);
    }

    .progress-line {
      position: relative;
      height: 10px;
      border-radius: 999px;
      background: rgba(255,255,255,.1);
      margin: 28px 0 22px;
      overflow: hidden;
    }

    .progress-line span {
      display: block;
      height: 100%;
      width: 68%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--red), var(--gold));
    }

    .milestones {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 10px;
    }

    .milestone {
      padding: 12px 8px;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      text-align: center;
      color: var(--muted);
      font-size: 13px;
      background: rgba(255,255,255,.04);
    }

    .milestone.done {
      color: var(--text);
      border-color: rgba(54, 214, 132, .46);
    }

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

    .metric {
      padding: 22px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background: #161313;
    }

    .metric strong {
      display: block;
      color: var(--gold);
      font-size: 34px;
      line-height: 1;
      margin-bottom: 8px;
    }

    .metric span {
      color: var(--muted);
      font-size: 14px;
    }

    .directory {
      background: #0f0e0e;
    }

    .directory-grid {
      display: grid;
      grid-template-columns: repeat(12, 1fr);
      gap: 18px;
    }

    .directory-card {
      min-height: 220px;
      padding: 22px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .directory-card.large {
      grid-column: span 5;
      background:
        linear-gradient(180deg, rgba(0,0,0,.18), rgba(0,0,0,.86)),
        url("https://images.unsplash.com/photo-1533174072545-7a4b6ad7a6c3?auto=format&fit=crop&w=900&q=76") center/cover no-repeat;
    }

    .directory-card.medium {
      grid-column: span 4;
    }

    .directory-card.small {
      grid-column: span 3;
    }

    .directory-card h3 {
      font-size: 22px;
      line-height: 1.25;
      margin-top: 14px;
    }

    .directory-card p {
      color: var(--muted);
      margin-top: 8px;
      font-size: 15px;
    }

    .card-link {
      margin-top: 18px;
      color: var(--cyan);
      font-weight: 900;
      display: inline-flex;
      gap: 8px;
      align-items: center;
    }

    .media-scroll {
      display: grid;
      grid-auto-flow: column;
      grid-auto-columns: minmax(260px, 340px);
      gap: 16px;
      overflow-x: auto;
      padding-bottom: 8px;
      scrollbar-color: var(--red) rgba(255,255,255,.08);
    }

    .media-card {
      min-height: 390px;
    }

    .media-cover {
      height: 210px;
      background: center/cover no-repeat;
      position: relative;
    }

    .media-card:nth-child(1) .media-cover {
      background-image: linear-gradient(180deg, rgba(0,0,0,.04), rgba(0,0,0,.75)), url("https://images.unsplash.com/photo-1492684223066-81342ee5ff30?auto=format&fit=crop&w=700&q=78");
    }

    .media-card:nth-child(2) .media-cover {
      background-image: linear-gradient(180deg, rgba(0,0,0,.04), rgba(0,0,0,.75)), url("https://images.unsplash.com/photo-1504384308090-c894fdcc538d?auto=format&fit=crop&w=700&q=78");
    }

    .media-card:nth-child(3) .media-cover {
      background-image: linear-gradient(180deg, rgba(0,0,0,.04), rgba(0,0,0,.75)), url("https://images.unsplash.com/photo-1500534314209-a25ddb2bd429?auto=format&fit=crop&w=700&q=78");
    }

    .media-card:nth-child(4) .media-cover {
      background-image: linear-gradient(180deg, rgba(0,0,0,.04), rgba(0,0,0,.75)), url("https://images.unsplash.com/photo-1514525253161-7a46d19cd819?auto=format&fit=crop&w=700&q=78");
    }

    .media-body {
      padding: 18px;
    }

    .media-body h3 {
      font-size: 20px;
      margin: 10px 0 8px;
    }

    .media-body p {
      color: var(--muted);
      font-size: 15px;
    }

    .news {
      background: #0d0c0c;
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
    }

    .news-layout {
      display: grid;
      grid-template-columns: 1.35fr .65fr;
      gap: 22px;
    }

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

    .news-item {
      display: grid;
      grid-template-columns: 118px 1fr auto;
      gap: 18px;
      align-items: center;
      padding: 16px;
      border-radius: var(--radius);
      border: 1px solid var(--line);
      background: var(--bg-card);
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
    }

    .news-item:hover {
      transform: translateX(3px);
      border-color: rgba(0, 229, 255, .38);
      background: var(--bg-elevated);
    }

    .news-date {
      color: var(--gold);
      font-weight: 900;
      font-size: 13px;
    }

    .news-item h3 {
      font-size: 18px;
      line-height: 1.35;
    }

    .news-item p {
      color: var(--muted);
      font-size: 14px;
      margin-top: 4px;
    }

    .news-arrow {
      color: var(--cyan);
      font-size: 22px;
    }

    .recommend-box {
      padding: 24px;
      border-radius: var(--radius);
      border: 1px solid rgba(255, 177, 59, .26);
      background:
        linear-gradient(135deg, rgba(255, 177, 59, .14), rgba(255,255,255,.04)),
        var(--bg-card);
    }

    .recommend-box h3 {
      font-size: 25px;
      line-height: 1.2;
      margin: 14px 0 10px;
    }

    .recommend-box p {
      color: var(--muted);
    }

    .check-list {
      display: grid;
      gap: 10px;
      margin-top: 18px;
    }

    .check-list li {
      list-style: none;
      display: flex;
      gap: 10px;
      color: var(--muted);
    }

    .check-list li::before {
      content: "✓";
      color: var(--green);
      font-weight: 900;
    }

    .proof-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 18px;
    }

    .testimonial-card {
      padding: 22px;
    }

    .avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      background: rgba(255, 23, 79, .18);
      color: #fff;
      font-weight: 950;
      border: 1px solid rgba(255, 23, 79, .36);
      margin-bottom: 14px;
    }

    .testimonial-card p {
      color: var(--muted);
      margin-bottom: 16px;
    }

    .testimonial-card strong {
      display: block;
      color: var(--text);
    }

    .testimonial-card span {
      color: var(--subtle);
      font-size: 13px;
    }

    .faq {
      background: #0f0e0e;
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: .7fr 1.3fr;
      gap: 30px;
      align-items: start;
    }

    .faq-intro {
      position: sticky;
      top: 136px;
    }

    .faq-intro h2 {
      font-size: clamp(28px, 4vw, 44px);
      line-height: 1.12;
      margin-bottom: 14px;
    }

    .faq-intro p {
      color: var(--muted);
    }

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

    .faq-item {
      padding: 0;
    }

    .faq-item summary {
      list-style: none;
      padding: 19px 20px;
      display: flex;
      justify-content: space-between;
      gap: 18px;
      cursor: pointer;
      font-weight: 900;
    }

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

    .faq-item summary::after {
      content: "+";
      color: var(--red);
      font-size: 22px;
      line-height: 1;
    }

    .faq-item[open] summary::after {
      content: "−";
    }

    .faq-answer {
      padding: 0 20px 20px;
      color: var(--muted);
      border-top: 1px solid var(--line);
    }

    .faq-answer p {
      margin-top: 14px;
    }

    .faq-tags {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
      margin-top: 12px;
    }

    .cta {
      padding: 88px 0;
    }

    .cta-box {
      border-radius: var(--radius);
      border: 1px solid rgba(255, 23, 79, .34);
      background:
        linear-gradient(135deg, rgba(255, 23, 79, .28), rgba(255, 177, 59, .12) 45%, rgba(0, 229, 255, .12)),
        #171212;
      padding: 42px;
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 24px;
      align-items: center;
      box-shadow: var(--shadow);
    }

    .cta-box h2 {
      font-size: clamp(28px, 4vw, 46px);
      line-height: 1.12;
      margin-bottom: 12px;
    }

    .cta-box p {
      color: #f0e4da;
      max-width: 700px;
    }

    .site-footer {
      border-top: 1px solid var(--line);
      background: #070707;
      padding: 42px 0 28px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.2fr .8fr .8fr;
      gap: 26px;
      margin-bottom: 30px;
    }

    .footer-title {
      font-size: 19px;
      font-weight: 950;
      margin-bottom: 10px;
    }

    .footer-text {
      color: var(--muted);
      font-size: 14px;
      max-width: 460px;
    }

    .footer-links {
      display: grid;
      gap: 8px;
    }

    .footer-links a {
      color: var(--muted);
      font-size: 14px;
      transition: color .2s ease, transform .2s ease;
    }

    .footer-links a:hover {
      color: var(--cyan);
      transform: translateX(2px);
    }

    .copyright {
      padding-top: 22px;
      border-top: 1px solid var(--line);
      color: var(--subtle);
      font-size: 13px;
      display: flex;
      justify-content: space-between;
      gap: 14px;
      flex-wrap: wrap;
    }

    .disabled {
      opacity: .54;
      cursor: not-allowed;
      pointer-events: none;
    }

    .loading {
      position: relative;
      color: transparent !important;
    }

    .loading::after {
      content: "";
      width: 16px;
      height: 16px;
      border: 2px solid rgba(255,255,255,.45);
      border-top-color: #fff;
      border-radius: 50%;
      animation: spin .8s linear infinite;
      position: absolute;
      left: calc(50% - 8px);
      top: calc(50% - 8px);
    }

    .empty-state,
    .error-state {
      padding: 18px;
      border-radius: var(--radius);
      border: 1px dashed var(--line-strong);
      color: var(--muted);
      background: rgba(255,255,255,.035);
    }

    .error-state {
      border-color: rgba(255, 23, 79, .42);
      color: #ffc5d2;
    }

    @keyframes spin {
      to { transform: rotate(360deg); }
    }

    @media (max-width: 1024px) {
      :root {
        --section: 72px;
      }

      .brand-row {
        align-items: flex-start;
        flex-direction: column;
      }

      .header-actions {
        width: 100%;
      }

      .search-box {
        flex: 1;
        width: auto;
      }

      .hero {
        min-height: 620px;
      }

      .section-head,
      .pain-grid,
      .solution-layout,
      .progress-wrap,
      .news-layout,
      .faq-wrap,
      .cta-box {
        grid-template-columns: 1fr;
      }

      .faq-intro {
        position: static;
      }

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

      .reward-card.wide {
        grid-column: span 2;
      }

      .directory-card.large,
      .directory-card.medium,
      .directory-card.small {
        grid-column: span 6;
      }

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

    @media (max-width: 768px) {
      .container {
        width: min(100% - 28px, var(--container));
      }

      .brand-name {
        font-size: 16px;
        white-space: normal;
        line-height: 1.25;
      }

      .header-actions {
        gap: 8px;
        flex-wrap: wrap;
      }

      .search-box {
        flex-basis: 100%;
      }

      .mini-action {
        flex: 1;
        justify-content: center;
      }

      .channel-row {
        padding-bottom: 10px;
      }

      .channel-nav {
        gap: 8px;
      }

      .channel-nav a {
        font-size: 13px;
        padding: 7px 12px;
      }

      .hero {
        min-height: 600px;
        padding: 92px 0 42px;
      }

      .hero p {
        font-size: 16px;
        line-height: 1.75;
      }

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

      .event-strip {
        font-size: 13px;
      }

      .solution-cards,
      .metrics-grid,
      .proof-grid,
      .reward-grid,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .reward-card.wide {
        grid-column: auto;
      }

      .directory-card.large,
      .directory-card.medium,
      .directory-card.small {
        grid-column: span 12;
      }

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

      .news-item {
        grid-template-columns: 1fr auto;
      }

      .news-date {
        grid-column: 1 / -1;
      }

      .cta-box {
        padding: 28px;
      }
    }

    @media (max-width: 520px) {
      :root {
        --section: 58px;
      }

      h1 {
        font-size: 36px;
      }

      .section-head h2,
      .faq-intro h2,
      .cta-box h2 {
        font-size: 28px;
      }

      .pain-large {
        min-height: 310px;
        padding: 22px;
      }

      .pain-mini,
      .solution-panel,
      .solution-card,
      .progress-board,
      .metric,
      .testimonial-card,
      .recommend-box {
        padding: 18px;
      }

      .media-scroll {
        grid-auto-columns: minmax(238px, 82vw);
      }

      .copyright {
        display: block;
      }

      .copyright span {
        display: block;
        margin-top: 6px;
      }
    }

/* roulang page: category2 */
:root{
            --ink:#111113;
            --coal:#19191c;
            --charcoal:#232327;
            --panel:#2b2b30;
            --panel-light:#34343a;
            --paper:#f3f0ea;
            --paper-soft:#e7e2da;
            --white:#fffdf8;
            --muted:#aaa6a0;
            --muted-dark:#6c6964;
            --line:rgba(255,255,255,.13);
            --line-dark:rgba(17,17,19,.14);
            --red:#f12855;
            --red-deep:#c91642;
            --cyan:#57e1d1;
            --gold:#f5bd59;
            --radius:8px;
            --shadow:0 10px 25px rgba(0,0,0,.18);
            --ease:all .24s ease;
        }
        *{box-sizing:border-box}
        html{scroll-behavior:smooth}
        body{
            margin:0;
            min-width:320px;
            color:var(--paper);
            background:var(--ink);
            font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
            font-size:16px;
            line-height:1.72;
            -webkit-font-smoothing:antialiased;
        }
        a{color:inherit;text-decoration:none}
        button,input{font:inherit}
        button{cursor:pointer}
        img{max-width:100%;display:block}
        ::selection{background:var(--red);color:var(--white)}
        .container{width:min(1160px,calc(100% - 40px));margin:0 auto}
        .site-header{
            position:sticky;
            top:0;
            z-index:20;
            background:rgba(17,17,19,.96);
            border-bottom:1px solid var(--line);
            box-shadow:0 5px 20px rgba(0,0,0,.18);
        }
        .brand-row{
            min-height:78px;
            display:flex;
            align-items:center;
            justify-content:space-between;
            gap:28px;
        }
        .brand{display:flex;align-items:center;gap:13px;min-width:0}
        .brand-mark{
            width:40px;height:40px;
            display:grid;place-items:center;
            flex:0 0 auto;
            color:var(--white);
            background:var(--red);
            border-radius:7px;
            font-size:23px;
            font-weight:900;
            transform:rotate(-4deg);
            box-shadow:4px 4px 0 var(--gold);
        }
        .brand-name{display:block;color:var(--white);font-size:18px;font-weight:800;letter-spacing:.02em;white-space:nowrap}
        .brand-note{display:block;color:var(--muted);font-size:12px;line-height:1.3;margin-top:2px}
        .header-actions{display:flex;align-items:center;gap:10px}
        .search-box{
            width:220px;height:38px;
            display:flex;align-items:center;
            padding:0 11px;
            background:var(--charcoal);
            border:1px solid var(--line);
            border-radius:6px;
            transition:var(--ease);
        }
        .search-box:focus-within{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(87,225,209,.12)}
        .search-box input{width:100%;border:0;outline:0;color:var(--paper);background:transparent;font-size:13px}
        .search-box input::placeholder{color:#85828a}
        .search-box span{color:var(--cyan);font-size:20px;line-height:1}
        .mini-action{
            padding:7px 12px;
            border:1px solid var(--line);
            border-radius:6px;
            color:var(--paper-soft);
            font-size:13px;
            transition:var(--ease);
        }
        .mini-action:hover,.mini-action:focus-visible{border-color:var(--red);color:var(--white);background:rgba(241,40,85,.13);outline:0}
        .channel-row{border-top:1px solid rgba(255,255,255,.07)}
        .channel-nav{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none}
        .channel-nav::-webkit-scrollbar{display:none}
        .channel-nav a{
            position:relative;
            flex:0 0 auto;
            padding:10px 17px 11px;
            color:#a9a6a2;
            font-size:14px;
            transition:var(--ease);
        }
        .channel-nav a:after{
            content:"";
            position:absolute;left:12px;right:12px;bottom:0;height:3px;
            background:transparent;
            transition:var(--ease);
        }
        .channel-nav a:hover{color:var(--white);background:rgba(255,255,255,.05)}
        .channel-nav a.active{color:var(--white);font-weight:700}
        .channel-nav a.active:after{background:var(--red)}
        .hero{
            position:relative;
            overflow:hidden;
            min-height:430px;
            display:flex;
            align-items:center;
            background-color:var(--coal);
            border-bottom:1px solid var(--line);
        }
        .hero:before{
            content:"";
            position:absolute;inset:0;
            opacity:.18;
            background-image:repeating-linear-gradient(0deg,transparent 0 7px,rgba(255,255,255,.08) 8px,transparent 9px);
            pointer-events:none;
        }
        .hero:after{
            content:"02";
            position:absolute;
            right:4%;
            bottom:-35px;
            color:rgba(255,255,255,.035);
            font-size:250px;
            line-height:1;
            font-weight:900;
            letter-spacing:-.1em;
        }
        .hero-inner{position:relative;z-index:1;width:100%;padding:74px 0 70px}
        .crumb{display:flex;gap:8px;align-items:center;color:var(--muted);font-size:13px;margin-bottom:24px}
        .crumb a:hover{color:var(--cyan)}
        .crumb b{color:var(--red);font-weight:500}
        .hero-copy{max-width:850px}
        .eyebrow,.section-kicker{
            display:inline-flex;align-items:center;gap:8px;
            color:var(--cyan);
            font-size:12px;font-weight:800;letter-spacing:.14em;
            text-transform:uppercase;
        }
        .eyebrow:before,.section-kicker:before{content:"";width:25px;height:2px;background:var(--red)}
        h1,h2,h3,p{margin-top:0}
        h1{
            max-width:800px;
            margin:17px 0 18px;
            color:var(--white);
            font-size:clamp(36px,6vw,72px);
            line-height:1.08;
            letter-spacing:-.055em;
            font-weight:900;
        }
        .hero-copy p{max-width:670px;color:#c6c2bc;font-size:17px;margin-bottom:28px}
        .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
        .btn{
            display:inline-flex;align-items:center;justify-content:center;gap:9px;
            min-height:44px;padding:10px 18px;
            border:1px solid transparent;border-radius:7px;
            font-weight:800;font-size:14px;
            transition:var(--ease);
        }
        .btn-primary{color:var(--white);background:var(--red);box-shadow:4px 4px 0 rgba(245,189,89,.8)}
        .btn-primary:hover,.btn-primary:focus-visible{background:var(--red-deep);transform:translate(-2px,-2px);box-shadow:6px 6px 0 rgba(245,189,89,.8);outline:0}
        .btn-secondary{color:var(--paper);border-color:var(--line);background:rgba(255,255,255,.04)}
        .btn-secondary:hover,.btn-secondary:focus-visible{color:var(--cyan);border-color:var(--cyan);outline:0}
        .hero-stamp{
            position:absolute;
            right:9%;top:92px;
            width:112px;height:112px;
            display:grid;place-items:center;text-align:center;
            color:var(--ink);background:var(--gold);
            border:5px solid var(--ink);
            outline:2px dashed var(--gold);
            border-radius:50%;
            transform:rotate(12deg);
            font-size:13px;font-weight:900;line-height:1.25;
        }
        .section{padding:78px 0}
        .section-paper{background:var(--paper);color:var(--ink)}
        .section-dark{background:var(--coal)}
        .section-head{display:flex;justify-content:space-between;align-items:end;gap:25px;margin-bottom:30px}
        .section-head h2{margin:9px 0 0;font-size:clamp(25px,4vw,42px);line-height:1.16;letter-spacing:-.04em}
        .section-head p{max-width:420px;margin:0;color:var(--muted-dark);font-size:14px}
        .section-dark .section-head p{color:var(--muted)}
        .filter-bar{
            display:flex;align-items:center;gap:8px;
            padding:9px;
            margin-bottom:26px;
            background:var(--charcoal);
            border:1px solid var(--line);
            border-radius:8px;
            overflow-x:auto;
            scrollbar-width:none;
        }
        .filter-bar::-webkit-scrollbar{display:none}
        .filter-label{padding:0 10px;color:var(--muted);font-size:13px;white-space:nowrap}
        .filter{
            flex:0 0 auto;
            padding:7px 14px;
            color:#bcb8b3;background:transparent;
            border:1px solid transparent;border-radius:999px;
            font-size:13px;transition:var(--ease);
        }
        .filter:hover{color:var(--white);border-color:var(--line)}
        .filter.selected{color:var(--ink);background:var(--cyan);font-weight:800}
        .filter:focus-visible{outline:3px solid rgba(241,40,85,.45);outline-offset:2px}
        .content-layout{display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:24px;align-items:start}
        .dense-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
        .content-card{
            position:relative;
            overflow:hidden;
            min-height:294px;
            display:flex;flex-direction:column;
            background:var(--panel);
            border:1px solid var(--line);
            border-radius:var(--radius);
            transition:var(--ease);
        }
        .content-card:hover{transform:translateY(-5px);border-color:rgba(87,225,209,.65);box-shadow:var(--shadow)}
        .poster{
            position:relative;
            height:155px;
            display:flex;align-items:flex-end;
            padding:14px;
            overflow:hidden;
            background-color:#464047;
        }
        .poster:before{
            content:"";
            position:absolute;inset:0;
            background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.08) 0 1px,transparent 1px 18px);
            opacity:.35;
        }
        .poster:after{content:"";position:absolute;inset:45% 0 0;background:linear-gradient(transparent,rgba(0,0,0,.72))}
        .poster.red{background-color:#a51f40}
        .poster.cyan{background-color:#196c71}
        .poster.gold{background-color:#9b6728}
        .poster.plum{background-color:#5d294d}
        .poster-word{position:relative;z-index:1;color:var(--white);font-size:25px;line-height:1;font-weight:900;letter-spacing:-.08em}
        .poster-mark{position:absolute;z-index:1;top:13px;right:14px;color:rgba(255,255,255,.8);font-size:11px;border:1px solid rgba(255,255,255,.6);padding:2px 6px;border-radius:999px}
        .card-body{padding:14px 15px 16px;display:flex;flex:1;flex-direction:column}
        .card-title{margin:0 0 5px;color:var(--white);font-size:17px;line-height:1.3}
        .card-desc{margin:0;color:#aaa7a4;font-size:13px;line-height:1.55}
        .meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:12px}
        .tag{display:inline-flex;align-items:center;padding:3px 8px;color:var(--cyan);background:rgba(87,225,209,.09);border:1px solid rgba(87,225,209,.25);border-radius:999px;font-size:11px;line-height:1.3}
        .tag.red-tag{color:#ff9bb0;background:rgba(241,40,85,.11);border-color:rgba(241,40,85,.28)}
        .side-note{
            padding:20px;
            color:var(--ink);
            background:var(--gold);
            border-radius:8px;
            box-shadow:6px 6px 0 var(--red);
        }
        .side-note h3{margin:0 0 10px;font-size:21px;line-height:1.25}
        .side-note p{margin:0 0 16px;font-size:13px;line-height:1.7}
        .side-list{margin:0;padding:0;list-style:none;border-top:1px solid rgba(17,17,19,.2)}
        .side-list li{display:flex;gap:8px;padding:10px 0;border-bottom:1px solid rgba(17,17,19,.2);font-size:13px}
        .side-list b{color:var(--red-deep)}
        .quick-strip{display:grid;grid-template-columns:1.2fr repeat(3,1fr);gap:1px;background:var(--line-dark);border:1px solid var(--line-dark);margin-top:26px}
        .quick-item{padding:18px 20px;background:var(--paper-soft)}
        .quick-item strong{display:block;font-size:24px;line-height:1.2;color:var(--red-deep)}
        .quick-item span{display:block;color:var(--muted-dark);font-size:12px;margin-top:3px}
        .quick-item:first-child strong{font-size:17px;color:var(--ink)}
        .quick-item:first-child span{max-width:210px}
        .feature-band{display:grid;grid-template-columns:1.1fr .9fr;gap:38px;align-items:center}
        .feature-band h2{font-size:clamp(27px,4vw,44px);line-height:1.15;margin:10px 0 15px;letter-spacing:-.045em}
        .feature-band p{color:#bdb9b3;max-width:560px}
        .check-list{display:grid;gap:10px;margin:22px 0 0;padding:0;list-style:none}
        .check-list li{display:flex;gap:10px;align-items:flex-start;color:#ded9d2;font-size:14px}
        .check-list li:before{content:"✓";display:grid;place-items:center;flex:0 0 22px;height:22px;color:var(--ink);background:var(--cyan);border-radius:50%;font-weight:900;font-size:12px}
        .signal-board{display:grid;grid-template-columns:1fr 1fr;gap:10px}
        .signal{padding:20px;background:var(--panel);border:1px solid var(--line);border-radius:7px}
        .signal:nth-child(2){transform:translateY(20px);background:var(--red)}
        .signal:nth-child(3){background:var(--cyan);color:var(--ink)}
        .signal strong{display:block;font-size:30px;line-height:1.1}
        .signal span{font-size:12px;opacity:.8}
        .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px}
        .faq-intro h2{font-size:clamp(26px,4vw,40px);line-height:1.15;margin:10px 0 14px}
        .faq-intro p{color:var(--muted-dark);font-size:14px}
        .faq-list{display:grid;gap:9px}
        details{background:var(--white);border:1px solid var(--line-dark);border-radius:7px;padding:0 18px;transition:var(--ease)}
        details[open]{border-color:var(--red);box-shadow:0 5px 14px rgba(17,17,19,.07)}
        summary{cursor:pointer;list-style:none;padding:15px 25px 15px 0;position:relative;font-weight:800;font-size:15px}
        summary::-webkit-details-marker{display:none}
        summary:after{content:"＋";position:absolute;right:0;color:var(--red);font-size:21px;top:11px}
        details[open] summary:after{content:"−"}
        details p{color:var(--muted-dark);font-size:13px;border-top:1px solid var(--line-dark);padding:12px 0 15px;margin:0}
        .cta{
            padding:52px 0;
            background:var(--red);
            color:var(--white);
            border-top:4px solid var(--gold);
        }
        .cta-inner{display:flex;justify-content:space-between;align-items:center;gap:25px}
        .cta h2{margin:0 0 8px;font-size:clamp(25px,4vw,40px);line-height:1.15;letter-spacing:-.04em}
        .cta p{margin:0;color:#ffe1e7;font-size:14px}
        .cta .btn-primary{color:var(--ink);background:var(--gold);box-shadow:4px 4px 0 var(--ink);white-space:nowrap}
        .cta .btn-primary:hover{background:#ffd27e}
        .site-footer{padding:48px 0 24px;background:#0d0d0f;border-top:1px solid var(--line)}
        .footer-grid{display:grid;grid-template-columns:1.6fr .8fr .8fr;gap:40px;padding-bottom:38px}
        .footer-title{color:var(--white);font-size:16px;font-weight:800;margin-bottom:12px}
        .footer-text{max-width:420px;color:var(--muted);font-size:13px;margin:0}
        .footer-links{display:grid;gap:7px}
        .footer-links a{color:var(--muted);font-size:13px;transition:var(--ease)}
        .footer-links a:hover{color:var(--cyan);padding-left:3px}
        .copyright{display:flex;justify-content:space-between;gap:20px;padding-top:19px;border-top:1px solid var(--line);color:#77747a;font-size:12px}
        @media(max-width:1024px){
            .hero-stamp{right:4%}
            .content-layout{grid-template-columns:1fr}
            .side-note{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}
            .side-note h3{grid-column:1/-1;margin-bottom:-10px}
            .side-list{border-top:0}
        }
        @media(max-width:768px){
            .container{width:min(100% - 28px,600px)}
            .brand-row{min-height:68px}
            .header-actions{gap:6px}
            .search-box{width:165px}
            .mini-action{display:none}
            .hero{min-height:460px}
            .hero-inner{padding:58px 0}
            .hero-stamp{top:auto;right:20px;bottom:30px;width:88px;height:88px;font-size:11px}
            h1{font-size:clamp(37px,11vw,58px);max-width:600px}
            .hero-copy p{font-size:15px;max-width:520px}
            .section{padding:58px 0}
            .section-head{display:block}
            .section-head p{margin-top:12px}
            .dense-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
            .quick-strip{grid-template-columns:1fr 1fr}
            .quick-item:first-child{grid-column:1/-1}
            .feature-band,.faq-grid{grid-template-columns:1fr;gap:30px}
            .cta-inner{display:block}
            .cta .btn{margin-top:20px}
            .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
            .footer-grid>div:first-child{grid-column:1/-1}
            .copyright{display:block}
            .copyright span{display:block;margin-top:5px}
        }
        @media(max-width:520px){
            .brand-name{font-size:15px}
            .brand-note{font-size:11px}
            .brand-mark{width:34px;height:34px;font-size:19px;box-shadow:3px 3px 0 var(--gold)}
            .search-box{width:38px;padding:0;justify-content:center;border-color:transparent;background:transparent}
            .search-box input{display:none}
            .search-box span{font-size:23px}
            .channel-nav a{padding:9px 12px;font-size:13px}
            .dense-grid{grid-template-columns:1fr 1fr;gap:10px}
            .content-card{min-height:270px}
            .poster{height:125px;padding:10px}
            .poster-word{font-size:20px}
            .card-body{padding:11px}
            .card-title{font-size:15px}
            .card-desc{font-size:12px}
            .meta{padding-top:8px}
            .quick-strip{grid-template-columns:1fr 1fr}
            .quick-item{padding:14px 12px}
            .quick-item strong{font-size:20px}
            .side-note{display:block}
            .side-list{border-top:1px solid rgba(17,17,19,.2);margin-top:15px}
            .signal-board{gap:8px}
            .signal{padding:15px}
            .signal strong{font-size:24px}
            .footer-grid{grid-template-columns:1fr}
            .footer-grid>div:first-child{grid-column:auto}
        }

/* roulang page: category1 */
:root {
            --ink: #101113;
            --coal: #17191d;
            --panel: #202329;
            --panel-soft: #292d33;
            --paper: #f4f1eb;
            --white: #fffdf8;
            --muted: #a9adb5;
            --line: rgba(255,255,255,.12);
            --red: #f3264f;
            --red-deep: #bd1538;
            --cyan: #51e6df;
            --gold: #efb957;
            --radius: 8px;
            --shadow: 0 12px 28px rgba(0,0,0,.18);
            --container: 1180px;
        }

        *, *::before, *::after { box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            margin: 0;
            color: var(--white);
            background: var(--ink);
            font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            line-height: 1.7;
            letter-spacing: 0;
        }
        a { color: inherit; text-decoration: none; }
        img { display: block; width: 100%; object-fit: cover; }
        button, input { font: inherit; }
        button { cursor: pointer; }
        :focus-visible { outline: 3px solid var(--cyan); outline-offset: 3px; }
        .container { width: min(var(--container), calc(100% - 40px)); margin: 0 auto; }
        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--cyan);
            font-size: 12px;
            font-weight: 800;
            letter-spacing: .12em;
        }
        .eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--red); }
        .section { padding: 92px 0; }
        .section-head {
            display: flex;
            justify-content: space-between;
            align-items: end;
            gap: 28px;
            margin-bottom: 34px;
        }
        h1, h2, h3, p { margin-top: 0; }
        h1, h2, h3 { line-height: 1.18; letter-spacing: 0; }
        h1 { max-width: 760px; margin-bottom: 20px; font-size: clamp(38px, 5vw, 72px); }
        h2 { margin: 12px 0 0; font-size: clamp(28px, 3.3vw, 46px); }
        h3 { margin-bottom: 10px; font-size: 20px; }
        .section-copy { max-width: 560px; color: #c3c5ca; margin-bottom: 0; }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 20;
            background: rgba(16,17,19,.95);
            border-bottom: 1px solid var(--line);
            backdrop-filter: blur(14px);
        }
        .brand-row {
            min-height: 82px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .brand { display: inline-flex; align-items: center; gap: 12px; min-width: 0; }
        .brand-mark {
            display: grid;
            place-items: center;
            width: 42px;
            height: 42px;
            flex: 0 0 42px;
            color: var(--white);
            background: var(--red);
            border-radius: 6px;
            font-weight: 900;
            font-size: 21px;
            box-shadow: 5px 5px 0 rgba(81,230,223,.35);
        }
        .brand-name { display: block; font-size: 17px; font-weight: 900; white-space: nowrap; }
        .brand-note { display: block; color: var(--muted); font-size: 11px; }
        .header-actions { display: flex; align-items: center; gap: 10px; }
        .search-box {
            display: flex;
            align-items: center;
            width: 245px;
            height: 38px;
            padding: 0 10px 0 13px;
            border: 1px solid var(--line);
            border-radius: 6px;
            background: rgba(255,255,255,.04);
        }
        .search-box input {
            width: 100%;
            color: var(--white);
            background: transparent;
            border: 0;
            outline: 0;
            font-size: 12px;
        }
        .search-box input::placeholder { color: #7e838c; }
        .search-box span { color: var(--cyan); font-size: 22px; }
        .mini-action, .button {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: 7px;
            transition: .2s ease;
        }
        .mini-action {
            padding: 7px 11px;
            color: #d9dbe0;
            border: 1px solid var(--line);
            font-size: 12px;
        }
        .mini-action:hover { color: var(--white); border-color: var(--cyan); transform: translateY(-1px); }
        .channel-row { border-top: 1px solid rgba(255,255,255,.06); }
        .channel-nav {
            display: flex;
            align-items: center;
            gap: 9px;
            overflow-x: auto;
            scrollbar-width: none;
        }
        .channel-nav::-webkit-scrollbar { display: none; }
        .channel-nav a {
            position: relative;
            flex: 0 0 auto;
            padding: 12px 17px 11px;
            color: #aeb2ba;
            font-size: 13px;
            font-weight: 700;
            transition: .2s ease;
        }
        .channel-nav a::after {
            content: "";
            position: absolute;
            right: 12px;
            bottom: 0;
            left: 12px;
            height: 3px;
            background: transparent;
        }
        .channel-nav a:hover { color: var(--white); background: rgba(255,255,255,.05); }
        .channel-nav a.active { color: var(--white); background: var(--red); }
        .channel-nav a.active::after { background: var(--gold); }

        .hero {
            position: relative;
            min-height: 590px;
            display: flex;
            align-items: center;
            overflow: hidden;
            background:
                linear-gradient(90deg, rgba(14,15,17,.96) 0%, rgba(14,15,17,.79) 47%, rgba(14,15,17,.5) 100%),
                url("https://images.unsplash.com/photo-1514565131-fce0801e5785?auto=format&fit=crop&w=1900&q=88") center/cover;
        }
        .hero::before {
            content: "";
            position: absolute;
            inset: 0;
            opacity: .18;
            background-image: linear-gradient(rgba(255,255,255,.15) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.15) 1px, transparent 1px);
            background-size: 38px 38px;
            mask-image: linear-gradient(90deg, black, transparent 82%);
        }
        .hero-inner { position: relative; z-index: 1; width: 100%; padding: 78px 0; }
        .hero-layout { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(350px, .85fr); gap: 70px; align-items: center; }
        .hero p { max-width: 620px; color: #d4d5d7; font-size: 17px; }
        .hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
        .button { min-height: 46px; padding: 0 18px; border: 1px solid transparent; font-weight: 800; font-size: 14px; }
        .button-primary { color: var(--white); background: var(--red); }
        .button-primary:hover { background: #ff3e62; transform: translateY(-2px); box-shadow: 0 8px 18px rgba(243,38,79,.28); }
        .button-ghost { color: var(--white); border-color: rgba(255,255,255,.28); background: rgba(0,0,0,.2); }
        .button-ghost:hover { border-color: var(--cyan); color: var(--cyan); }
        .hero-meta { display: flex; gap: 20px; flex-wrap: wrap; margin-top: 34px; color: #aeb2ba; font-size: 12px; }
        .hero-meta strong { display: block; color: var(--gold); font-size: 22px; line-height: 1.2; }
        .rank-panel { padding: 22px; border: 1px solid rgba(255,255,255,.18); border-radius: 8px; background: rgba(22,24,28,.86); box-shadow: var(--shadow); }
        .rank-top { display: flex; justify-content: space-between; align-items: center; padding-bottom: 15px; border-bottom: 1px solid var(--line); }
        .rank-top strong { font-size: 16px; }
        .live-tag { color: var(--ink); background: var(--cyan); padding: 3px 8px; border-radius: 999px; font-size: 10px; font-weight: 900; }
        .rank-list { margin: 0; padding: 0; list-style: none; }
        .rank-item { display: grid; grid-template-columns: 30px 1fr auto; gap: 12px; align-items: center; padding: 17px 0; border-bottom: 1px solid var(--line); }
        .rank-item:last-child { border-bottom: 0; padding-bottom: 4px; }
        .rank-number { color: var(--red); font-size: 19px; font-weight: 900; }
        .rank-title { font-weight: 800; font-size: 14px; }
        .rank-desc { display: block; margin-top: 2px; color: var(--muted); font-size: 11px; }
        .rank-score { color: var(--gold); font-size: 12px; font-weight: 800; }
        .strip { padding: 18px 0; color: #d4d6da; background: var(--red-deep); }
        .strip-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
        .strip strong { color: var(--white); }
        .strip span { color: #ffd4db; font-size: 13px; }
        .dark-section { background: var(--coal); }
        .paper-section { color: var(--ink); background: var(--paper); }
        .paper-section .section-copy { color: #666a72; }
        .feature-grid { display: grid; grid-template-columns: 1.25fr .75fr .75fr; gap: 16px; }
        .feature-card, .story-card, .quote-card, .faq-item, .note-block { border-radius: var(--radius); }
        .feature-card { position: relative; min-height: 280px; overflow: hidden; border: 1px solid rgba(255,255,255,.1); background: var(--panel); }
        .feature-card.large { min-height: 390px; }
        .feature-card img { height: 100%; position: absolute; inset: 0; }
        .feature-card img { filter: saturate(.8); }
        .feature-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(0deg, rgba(10,11,13,.96), rgba(10,11,13,.04) 72%); }
        .feature-content { position: absolute; z-index: 1; right: 22px; bottom: 20px; left: 22px; }
        .feature-content p { margin: 0; color: #c4c7cc; font-size: 13px; }
        .tag-row { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 13px; }
        .tag { display: inline-flex; align-items: center; padding: 3px 9px; color: var(--cyan); border: 1px solid rgba(81,230,223,.35); border-radius: 999px; font-size: 11px; font-weight: 800; }
        .tag.red { color: #ffdce2; border-color: rgba(243,38,79,.55); background: rgba(243,38,79,.18); }
        .story-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 50px; align-items: start; }
        .story-intro { position: sticky; top: 150px; }
        .story-list { display: grid; gap: 14px; }
        .story-card { display: grid; grid-template-columns: 180px 1fr; min-height: 152px; overflow: hidden; background: var(--panel); border: 1px solid var(--line); transition: .2s ease; }
        .story-card:hover { border-color: var(--red); transform: translateX(4px); }
        .story-card img { height: 100%; min-height: 152px; }
        .story-body { padding: 20px; }
        .story-body p { margin-bottom: 12px; color: var(--muted); font-size: 13px; }
        .story-meta { color: var(--gold); font-size: 11px; font-weight: 800; }
        .results { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; border: 1px solid #d9d5ce; background: #d9d5ce; }
        .result { padding: 25px 22px; background: var(--paper); }
        .result strong { display: block; color: var(--red-deep); font-size: 34px; line-height: 1; }
        .result span { display: block; margin-top: 10px; color: #666a72; font-size: 13px; }
        .quote-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
        .quote-card { padding: 27px; background: #25282d; border: 1px solid var(--line); }
        .quote-card blockquote { margin: 0 0 21px; color: #e5e6e8; font-size: 17px; line-height: 1.65; }
        .quote-card blockquote::before { content: "“"; margin-right: 4px; color: var(--red); font-size: 32px; line-height: 0; vertical-align: -8px; }
        .person { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: 12px; }
        .avatar { display: grid; place-items: center; width: 34px; height: 34px; color: var(--ink); background: var(--gold); border-radius: 50%; font-weight: 900; }
        .faq-wrap { display: grid; grid-template-columns: .65fr 1.35fr; gap: 60px; }
        .faq-list { display: grid; gap: 10px; }
        .faq-item { overflow: hidden; border: 1px solid #d9d5ce; background: #fffdf8; }
        .faq-item summary { display: flex; justify-content: space-between; gap: 18px; padding: 18px 20px; color: var(--ink); cursor: pointer; font-weight: 800; list-style: none; }
        .faq-item summary::-webkit-details-marker { display: none; }
        .faq-item summary::after { content: "+"; color: var(--red); font-size: 22px; line-height: 1; }
        .faq-item[open] summary::after { content: "−"; }
        .faq-answer { padding: 0 20px 19px; color: #686b70; font-size: 13px; }
        .cta { padding: 74px 0; background: var(--red); }
        .cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; }
        .cta h2 { max-width: 620px; margin: 0; color: var(--white); }
        .cta p { margin: 10px 0 0; color: #ffdce2; }
        .cta .button-primary { color: var(--red-deep); background: var(--white); }
        .cta .button-primary:hover { background: var(--cyan); color: var(--ink); }
        .site-footer { padding: 55px 0 25px; background: #0b0c0e; border-top: 1px solid var(--line); }
        .footer-grid { display: grid; grid-template-columns: 1.5fr .7fr .8fr; gap: 50px; padding-bottom: 42px; }
        .footer-title { margin-bottom: 14px; color: var(--white); font-size: 15px; font-weight: 900; }
        .footer-text { max-width: 470px; margin: 0; color: var(--muted); font-size: 13px; }
        .footer-links { display: grid; gap: 8px; }
        .footer-links a { color: var(--muted); font-size: 13px; transition: .2s ease; }
        .footer-links a:hover { color: var(--cyan); padding-left: 4px; }
        .copyright { display: flex; justify-content: space-between; gap: 20px; padding-top: 20px; color: #696d75; border-top: 1px solid var(--line); font-size: 11px; }
        @media (max-width: 1024px) {
            .hero-layout { gap: 35px; }
            .feature-grid { grid-template-columns: 1fr 1fr; }
            .feature-card.large { grid-row: span 2; }
            .story-layout { gap: 30px; }
        }
        @media (max-width: 768px) {
            .container { width: min(var(--container), calc(100% - 28px)); }
            .brand-row { min-height: 72px; }
            .brand-note, .header-actions .mini-action { display: none; }
            .brand-name { font-size: 14px; }
            .header-actions { margin-left: auto; }
            .search-box { width: 150px; }
            .hero { min-height: auto; }
            .hero-inner { padding: 65px 0 72px; }
            .hero-layout, .story-layout, .faq-wrap { grid-template-columns: 1fr; }
            .hero-layout { gap: 42px; }
            .hero p { font-size: 15px; }
            .rank-panel { max-width: 600px; }
            .section { padding: 68px 0; }
            .section-head, .strip-inner, .cta-inner { display: block; }
            .section-head .section-copy { margin-top: 16px; }
            .strip span { display: block; margin-top: 6px; }
            .story-intro { position: static; }
            .results { grid-template-columns: 1fr 1fr; }
            .cta .button { margin-top: 24px; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }
            .footer-grid > div:first-child { grid-column: 1 / -1; }
            .copyright { display: block; }
            .copyright span { display: block; margin-top: 7px; }
        }
        @media (max-width: 520px) {
            h1 { font-size: 39px; }
            h2 { font-size: 31px; }
            .search-box { width: 122px; }
            .feature-grid { grid-template-columns: 1fr; }
            .feature-card.large { grid-row: auto; min-height: 340px; }
            .feature-card { min-height: 250px; }
            .story-card { grid-template-columns: 112px 1fr; }
            .story-card img { min-height: 170px; }
            .story-body { padding: 14px; }
            .story-body h3 { font-size: 16px; }
            .story-body p { font-size: 12px; }
            .quote-grid { grid-template-columns: 1fr; }
            .results { grid-template-columns: 1fr 1fr; }
            .result { padding: 19px 15px; }
            .result strong { font-size: 27px; }
            .footer-grid { grid-template-columns: 1fr; }
            .footer-grid > div:first-child { grid-column: auto; }
        }