/* roulang page: index */
:root {
      --ink: #141414;
      --ink-2: #2a2a2a;
      --muted: #707070;
      --soft: #f7f4ef;
      --paper: #fffaf2;
      --card: #ffffff;
      --line: rgba(20,20,20,.11);
      --cyan: #13d7ca;
      --orange: #ff6a2a;
      --rose: #e84d7a;
      --shadow: 0 18px 55px rgba(20,20,20,.09);
      --shadow-soft: 0 10px 30px rgba(20,20,20,.06);
      --radius-lg: 28px;
      --radius-md: 18px;
      --radius-sm: 12px;
      --max: 1260px;
      --ease: .22s ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      background:
        radial-gradient(circle at 8% 6%, rgba(19,215,202,.13), transparent 28%),
        radial-gradient(circle at 92% 10%, rgba(255,106,42,.12), transparent 26%),
        var(--paper);
      color: var(--ink);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.72;
      letter-spacing: .01em;
      overflow-x: hidden;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--ease), border-color var(--ease), background var(--ease), transform var(--ease), opacity var(--ease);
    }

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

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

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

    input,
    textarea,
    select {
      width: 100%;
      border: 1px solid var(--line);
      border-radius: var(--radius-sm);
      padding: 14px 15px;
      background: rgba(255,255,255,.9);
      color: var(--ink);
      outline: none;
      transition: border-color var(--ease), box-shadow var(--ease), background var(--ease);
    }

    input:focus,
    textarea:focus,
    select:focus,
    button:focus-visible,
    a:focus-visible {
      outline: 3px solid rgba(19,215,202,.32);
      outline-offset: 3px;
      border-color: rgba(19,215,202,.7);
      box-shadow: 0 0 0 4px rgba(19,215,202,.12);
    }

    textarea {
      min-height: 108px;
      resize: vertical;
    }

    .site-shell {
      min-height: 100vh;
    }

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

    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255,250,242,.86);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid var(--line);
    }

    .topbar {
      min-height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 26px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      font-weight: 800;
      letter-spacing: -.02em;
      color: var(--ink);
      white-space: nowrap;
    }

    .brand-mark {
      width: 38px;
      height: 38px;
      border: 1px solid rgba(20,20,20,.18);
      border-radius: 50%;
      display: grid;
      place-items: center;
      position: relative;
      background: #fff;
    }

    .brand-mark::before {
      content: "";
      width: 14px;
      height: 14px;
      border-radius: 2px;
      border: 2px solid var(--ink);
      transform: rotate(45deg);
    }

    .brand-mark::after {
      content: "";
      position: absolute;
      right: -2px;
      bottom: 6px;
      width: 9px;
      height: 9px;
      border-radius: 50%;
      background: var(--cyan);
      border: 2px solid #fff;
    }

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

    .desktop-nav {
      display: flex;
      align-items: center;
      gap: 28px;
      margin-left: auto;
    }

    .nav-link {
      position: relative;
      font-size: 14px;
      color: var(--muted);
      padding: 25px 0;
      font-weight: 650;
    }

    .nav-link::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: 19px;
      height: 2px;
      border-radius: 999px;
      background: var(--ink);
      transform: scaleX(0);
      transform-origin: right;
      transition: transform var(--ease);
    }

    .nav-link:hover {
      color: var(--ink);
    }

    .nav-link:hover::after,
    .nav-link.active::after {
      transform: scaleX(1);
      transform-origin: left;
    }

    .nav-link.active {
      color: var(--ink);
    }

    .nav-cta {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 10px 15px;
      border: 1px solid rgba(20,20,20,.16);
      border-radius: 999px;
      font-size: 13px;
      font-weight: 750;
      color: var(--ink);
      background: rgba(255,255,255,.62);
    }

    .nav-cta:hover {
      transform: translateY(-1px);
      border-color: rgba(19,215,202,.75);
      background: rgba(19,215,202,.12);
    }

    .menu-toggle {
      display: none;
      width: 44px;
      height: 44px;
      border-radius: 50%;
      border: 1px solid var(--line);
      color: var(--ink);
      background: rgba(255,255,255,.75);
    }

    .mobile-panel {
      display: none;
      border-top: 1px solid var(--line);
      padding: 12px 0 18px;
    }

    .mobile-panel a {
      display: block;
      padding: 12px 4px;
      color: var(--muted);
      font-weight: 700;
      border-bottom: 1px solid rgba(20,20,20,.06);
    }

    .mobile-panel a.active {
      color: var(--ink);
    }

    .hero {
      padding: 84px 0 56px;
      position: relative;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 9px;
      padding: 8px 12px;
      border: 1px solid rgba(20,20,20,.1);
      border-radius: 999px;
      background: rgba(255,255,255,.7);
      color: var(--ink-2);
      font-size: 13px;
      font-weight: 750;
      margin-bottom: 22px;
    }

    .eyebrow .dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--orange);
      box-shadow: 0 0 0 5px rgba(255,106,42,.13);
    }

    .hero h1 {
      margin: 0;
      font-size: clamp(42px, 6vw, 78px);
      line-height: .98;
      letter-spacing: -.07em;
      max-width: 800px;
    }

    .hero-subtitle {
      margin: 24px 0 0;
      max-width: 650px;
      color: var(--ink-2);
      font-size: clamp(17px, 1.8vw, 21px);
      line-height: 1.72;
    }

    .hero-actions {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
      margin-top: 32px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      min-height: 48px;
      padding: 13px 20px;
      border-radius: 999px;
      font-weight: 800;
      line-height: 1;
      transition: transform var(--ease), box-shadow var(--ease), background var(--ease), border-color var(--ease), color var(--ease);
    }

    .btn-primary {
      background: var(--ink);
      color: #fff;
      box-shadow: 0 14px 30px rgba(20,20,20,.18);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      color: #fff;
      background: #000;
      box-shadow: 0 20px 45px rgba(20,20,20,.24);
    }

    .btn-secondary {
      border: 1px solid rgba(20,20,20,.16);
      color: var(--ink);
      background: rgba(255,255,255,.72);
    }

    .btn-secondary:hover {
      transform: translateY(-2px);
      border-color: rgba(255,106,42,.48);
      background: rgba(255,106,42,.09);
      color: var(--ink);
    }

    .hero-board {
      position: relative;
      margin-top: 10px;
      min-height: 480px;
      border-radius: var(--radius-lg);
      overflow: hidden;
      background:
        linear-gradient(145deg, rgba(20,20,20,.96), rgba(20,20,20,.78)),
        radial-gradient(circle at 30% 15%, rgba(19,215,202,.35), transparent 32%),
        #141414;
      box-shadow: var(--shadow);
      color: #fff;
      padding: 28px;
    }

    .hero-board::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px),
        linear-gradient(0deg, rgba(255,255,255,.05) 1px, transparent 1px);
      background-size: 38px 38px;
      opacity: .26;
    }

    .board-content {
      position: relative;
      z-index: 1;
      height: 100%;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      gap: 34px;
    }

    .stage-card {
      border: 1px solid rgba(255,255,255,.13);
      border-radius: 22px;
      padding: 20px;
      background: rgba(255,255,255,.07);
      backdrop-filter: blur(12px);
    }

    .stage-card strong {
      display: block;
      font-size: 21px;
      line-height: 1.25;
      margin-bottom: 8px;
    }

    .stage-card p {
      margin: 0;
      color: rgba(255,255,255,.72);
      font-size: 14px;
    }

    .bracket {
      display: grid;
      grid-template-columns: 1fr 38px 1fr;
      align-items: center;
      gap: 10px;
    }

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

    .bracket-item {
      min-height: 58px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      padding: 12px 14px;
      border-radius: 16px;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.11);
      font-size: 14px;
      color: rgba(255,255,255,.86);
    }

    .bracket-item em {
      font-style: normal;
      color: var(--cyan);
      font-weight: 850;
    }

    .bracket-line {
      height: 120px;
      border-top: 1px solid rgba(255,255,255,.28);
      border-bottom: 1px solid rgba(255,255,255,.28);
      border-right: 1px solid rgba(255,255,255,.28);
      border-radius: 0 16px 16px 0;
    }

    .mini-stats {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
    }

    .mini-stat {
      padding: 16px;
      border-radius: 18px;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.11);
    }

    .mini-stat b {
      display: block;
      font-size: 26px;
      line-height: 1;
      color: #fff;
    }

    .mini-stat span {
      display: block;
      margin-top: 8px;
      font-size: 12px;
      color: rgba(255,255,255,.64);
    }

    .section {
      padding: 70px 0;
    }

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

    .section-dark {
      background: #151515;
      color: #fff;
      border-radius: 42px;
      margin: 40px auto;
      width: min(calc(100% - 28px), 1440px);
      overflow: hidden;
    }

    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 28px;
    }

    .section-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--orange);
      font-weight: 850;
      font-size: 13px;
      letter-spacing: .08em;
      margin-bottom: 9px;
    }

    .section-kicker::before {
      content: "";
      width: 18px;
      height: 2px;
      background: currentColor;
      border-radius: 99px;
    }

    .section-title {
      margin: 0;
      font-size: clamp(28px, 3vw, 44px);
      line-height: 1.12;
      letter-spacing: -.045em;
    }

    .section-desc {
      margin: 10px 0 0;
      color: var(--muted);
      max-width: 610px;
      font-size: 16px;
    }

    .section-dark .section-desc {
      color: rgba(255,255,255,.68);
    }

    .tag-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .tag,
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      border-radius: 999px;
      padding: 7px 11px;
      font-size: 12px;
      font-weight: 800;
      line-height: 1;
      white-space: nowrap;
    }

    .tag {
      color: var(--ink-2);
      background: rgba(255,255,255,.8);
      border: 1px solid var(--line);
    }

    .badge {
      color: var(--ink);
      background: rgba(19,215,202,.18);
      border: 1px solid rgba(19,215,202,.3);
    }

    .badge.hot {
      background: rgba(255,106,42,.16);
      border-color: rgba(255,106,42,.32);
    }

    .badge.pick {
      background: rgba(232,77,122,.14);
      border-color: rgba(232,77,122,.28);
    }

    .feature-strip {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
      margin-top: 28px;
    }

    .feature-item {
      padding: 22px;
      background: rgba(255,255,255,.72);
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-soft);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .feature-item:hover {
      transform: translateY(-4px);
      border-color: rgba(19,215,202,.42);
      box-shadow: var(--shadow);
    }

    .feature-icon {
      width: 42px;
      height: 42px;
      display: grid;
      place-items: center;
      border-radius: 14px;
      color: var(--ink);
      background: rgba(19,215,202,.16);
      margin-bottom: 14px;
    }

    .feature-item h3 {
      margin: 0 0 7px;
      font-size: 18px;
      letter-spacing: -.02em;
    }

    .feature-item p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .timeline {
      position: relative;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      counter-reset: step;
    }

    .timeline::before {
      content: "";
      position: absolute;
      left: 8%;
      right: 8%;
      top: 31px;
      height: 1px;
      background: rgba(20,20,20,.12);
    }

    .timeline-card {
      position: relative;
      padding: 22px;
      border-radius: var(--radius-md);
      background: var(--card);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
    }

    .timeline-card::before {
      counter-increment: step;
      content: counter(step);
      width: 36px;
      height: 36px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: var(--ink);
      color: #fff;
      font-weight: 900;
      margin-bottom: 24px;
      box-shadow: 0 0 0 8px var(--paper);
    }

    .timeline-card h3 {
      margin: 0 0 8px;
      font-size: 18px;
    }

    .timeline-card p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
    }

    .highlight-card {
      height: 100%;
      border-radius: var(--radius-lg);
      overflow: hidden;
      background: var(--card);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .highlight-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow);
      border-color: rgba(255,106,42,.35);
    }

    .thumb {
      position: relative;
      aspect-ratio: 16 / 10;
      background:
        linear-gradient(135deg, rgba(20,20,20,.92), rgba(20,20,20,.42)),
        radial-gradient(circle at 76% 20%, rgba(19,215,202,.52), transparent 28%),
        radial-gradient(circle at 18% 85%, rgba(255,106,42,.44), transparent 30%);
      overflow: hidden;
    }

    .thumb::before {
      content: "";
      position: absolute;
      inset: 20px;
      border: 1px solid rgba(255,255,255,.2);
      border-radius: 18px;
    }

    .thumb::after {
      content: "\f04b";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      position: absolute;
      left: 50%;
      top: 50%;
      transform: translate(-50%, -50%);
      width: 58px;
      height: 58px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: rgba(255,255,255,.9);
      color: var(--ink);
      box-shadow: 0 16px 45px rgba(0,0,0,.22);
    }

    .card-body {
      padding: 22px;
    }

    .card-body h3 {
      margin: 12px 0 8px;
      font-size: 21px;
      letter-spacing: -.03em;
    }

    .card-body p {
      margin: 0 0 16px;
      color: var(--muted);
      font-size: 14px;
    }

    .card-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      color: var(--muted);
      font-size: 13px;
    }

    .ranking-wrap {
      display: grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 22px;
      align-items: stretch;
    }

    .rank-panel,
    .editor-panel {
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.06);
      border: 1px solid rgba(255,255,255,.12);
      padding: 26px;
    }

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

    .rank-list li {
      display: grid;
      grid-template-columns: 42px 1fr auto;
      gap: 14px;
      align-items: center;
      padding: 15px;
      border-radius: 18px;
      background: rgba(255,255,255,.07);
      border: 1px solid rgba(255,255,255,.1);
    }

    .rank-no {
      width: 34px;
      height: 34px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      background: rgba(19,215,202,.17);
      color: var(--cyan);
      font-weight: 900;
    }

    .rank-title {
      font-weight: 850;
      line-height: 1.25;
    }

    .rank-desc {
      margin-top: 4px;
      color: rgba(255,255,255,.62);
      font-size: 13px;
    }

    .score {
      color: var(--orange);
      font-weight: 900;
    }

    .editor-avatar {
      width: 76px;
      height: 76px;
      border-radius: 24px;
      background:
        linear-gradient(135deg, rgba(19,215,202,.75), rgba(255,106,42,.75)),
        #fff;
      margin-bottom: 18px;
    }

    .editor-panel h3,
    .rank-panel h3 {
      margin: 0 0 16px;
      font-size: 24px;
      letter-spacing: -.03em;
    }

    .editor-panel p {
      color: rgba(255,255,255,.68);
      margin: 0 0 18px;
    }

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

    .rights-card {
      position: relative;
      padding: 26px;
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.78);
      box-shadow: var(--shadow-soft);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .rights-card.recommend {
      border-color: rgba(255,106,42,.42);
      background: #fff;
      transform: translateY(-8px);
    }

    .rights-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow);
      border-color: rgba(19,215,202,.38);
    }

    .rights-card.recommend:hover {
      transform: translateY(-10px);
    }

    .rights-card h3 {
      margin: 0 0 8px;
      font-size: 24px;
      letter-spacing: -.035em;
    }

    .price {
      display: flex;
      align-items: baseline;
      gap: 6px;
      margin: 18px 0;
    }

    .price b {
      font-size: 34px;
      line-height: 1;
      letter-spacing: -.04em;
    }

    .price span {
      color: var(--muted);
      font-size: 13px;
    }

    .check-list {
      display: grid;
      gap: 12px;
      margin: 18px 0 24px;
      padding: 0;
      list-style: none;
    }

    .check-list li {
      display: flex;
      gap: 10px;
      color: var(--ink-2);
      font-size: 14px;
    }

    .check-list i {
      color: var(--cyan);
      margin-top: 5px;
    }

    .content-row {
      display: grid;
      gap: 14px;
    }

    .content-item {
      display: grid;
      grid-template-columns: 150px 1fr auto;
      gap: 18px;
      align-items: center;
      padding: 14px;
      border-radius: var(--radius-md);
      border: 1px solid var(--line);
      background: rgba(255,255,255,.76);
      box-shadow: 0 8px 22px rgba(20,20,20,.04);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .content-item:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-soft);
      border-color: rgba(19,215,202,.35);
    }

    .content-cover {
      aspect-ratio: 16 / 9;
      border-radius: 16px;
      background:
        linear-gradient(135deg, rgba(20,20,20,.92), rgba(20,20,20,.45)),
        radial-gradient(circle at 25% 30%, rgba(19,215,202,.6), transparent 28%),
        radial-gradient(circle at 80% 75%, rgba(232,77,122,.38), transparent 30%);
    }

    .content-info h3 {
      margin: 0 0 6px;
      font-size: 20px;
      letter-spacing: -.025em;
    }

    .content-info p {
      margin: 0 0 10px;
      color: var(--muted);
      font-size: 14px;
    }

    .content-action {
      color: var(--ink);
      font-weight: 850;
      font-size: 13px;
      padding: 10px 13px;
      border-radius: 999px;
      border: 1px solid var(--line);
      background: #fff;
      white-space: nowrap;
    }

    .content-action:hover {
      background: var(--ink);
      color: #fff;
    }

    .proof-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 14px;
    }

    .proof {
      padding: 24px;
      border-radius: var(--radius-md);
      background: var(--card);
      border: 1px solid var(--line);
      box-shadow: var(--shadow-soft);
    }

    .proof b {
      display: block;
      font-size: 30px;
      line-height: 1;
      letter-spacing: -.04em;
    }

    .proof span {
      display: block;
      margin-top: 8px;
      color: var(--muted);
      font-size: 13px;
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: .72fr 1.28fr;
      gap: 28px;
      align-items: start;
    }

    .accordion-card {
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      background: rgba(255,255,255,.8);
      overflow: hidden;
      box-shadow: var(--shadow-soft);
    }

    .faq-item + .faq-item {
      border-top: 1px solid var(--line);
    }

    .faq-question {
      width: 100%;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 18px;
      padding: 20px 22px;
      color: var(--ink);
      font-weight: 850;
      text-align: left;
    }

    .faq-question i {
      transition: transform var(--ease);
      color: var(--muted);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height .28s ease;
    }

    .faq-answer p {
      margin: 0;
      padding: 0 22px 20px;
      color: var(--muted);
      font-size: 14px;
    }

    .faq-item.open .faq-question i {
      transform: rotate(45deg);
      color: var(--orange);
    }

    .faq-item.open .faq-answer {
      max-height: 180px;
    }

    .cta-box {
      border-radius: 40px;
      background:
        radial-gradient(circle at 12% 20%, rgba(19,215,202,.28), transparent 30%),
        radial-gradient(circle at 88% 10%, rgba(255,106,42,.26), transparent 27%),
        #141414;
      color: #fff;
      padding: clamp(28px, 5vw, 56px);
      overflow: hidden;
      position: relative;
    }

    .cta-box::after {
      content: "";
      position: absolute;
      right: -80px;
      bottom: -120px;
      width: 320px;
      height: 320px;
      border: 1px solid rgba(255,255,255,.12);
      border-radius: 50%;
    }

    .cta-box h2 {
      margin: 0;
      font-size: clamp(30px, 4vw, 54px);
      line-height: 1.08;
      letter-spacing: -.055em;
    }

    .cta-box p {
      color: rgba(255,255,255,.68);
      margin: 16px 0 0;
      max-width: 620px;
    }

    .signup-form {
      position: relative;
      z-index: 1;
      padding: 22px;
      border-radius: 26px;
      border: 1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.08);
      backdrop-filter: blur(12px);
    }

    .signup-form label {
      display: block;
      color: rgba(255,255,255,.78);
      font-size: 13px;
      font-weight: 750;
      margin-bottom: 8px;
    }

    .signup-form input,
    .signup-form textarea {
      background: rgba(255,255,255,.92);
      border-color: transparent;
    }

    .form-note {
      margin: 12px 0 0;
      color: rgba(255,255,255,.58);
      font-size: 12px;
    }

    .form-message {
      display: none;
      margin-top: 14px;
      padding: 11px 12px;
      border-radius: 14px;
      color: #102a27;
      background: rgba(19,215,202,.82);
      font-size: 13px;
      font-weight: 800;
    }

    .site-footer {
      padding: 50px 0 34px;
      border-top: 1px solid var(--line);
      background: rgba(255,255,255,.38);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.2fr .8fr .8fr;
      gap: 30px;
      align-items: start;
    }

    .footer-title {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 900;
      font-size: 18px;
      margin-bottom: 14px;
    }

    .footer-title .brand-mark {
      width: 32px;
      height: 32px;
    }

    .footer-title .brand-mark::before {
      width: 11px;
      height: 11px;
    }

    .footer-desc {
      margin: 0;
      color: var(--muted);
      max-width: 430px;
      font-size: 14px;
    }

    .footer-col h3 {
      margin: 0 0 12px;
      font-size: 15px;
    }

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

    .footer-links a,
    .footer-links span {
      color: var(--muted);
      font-size: 14px;
    }

    .footer-links a:hover {
      color: var(--ink);
      text-decoration: underline;
      text-underline-offset: 4px;
    }

    .copyright {
      margin-top: 34px;
      padding-top: 20px;
      border-top: 1px solid var(--line);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      color: var(--muted);
      font-size: 13px;
      flex-wrap: wrap;
    }

    .fade-up {
      opacity: 0;
      transform: translateY(16px);
      transition: opacity .55s ease, transform .55s ease;
    }

    .fade-up.show {
      opacity: 1;
      transform: translateY(0);
    }

    @media screen and (max-width: 1024px) {
      .desktop-nav {
        gap: 18px;
      }

      .nav-cta {
        display: none;
      }

      .hero {
        padding-top: 58px;
      }

      .hero-board {
        min-height: 430px;
      }

      .feature-strip,
      .timeline,
      .proof-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .timeline::before {
        display: none;
      }

      .ranking-wrap,
      .faq-wrap {
        grid-template-columns: 1fr;
      }

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

      .rights-card.recommend {
        transform: none;
      }

      .rights-card.recommend:hover {
        transform: translateY(-5px);
      }
    }

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

      .topbar {
        min-height: 66px;
      }

      .desktop-nav {
        display: none;
      }

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

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

      .hero {
        padding: 42px 0 38px;
      }

      .hero-actions .btn {
        flex: 1 1 100%;
      }

      .hero-board {
        min-height: auto;
        padding: 20px;
      }

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

      .bracket-line {
        display: none;
      }

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

      .section {
        padding: 48px 0;
      }

      .section-head {
        align-items: flex-start;
        flex-direction: column;
      }

      .feature-strip,
      .timeline,
      .proof-grid {
        grid-template-columns: 1fr;
      }

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

      .content-action {
        justify-self: start;
      }

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

      .section-dark {
        border-radius: 28px;
        margin: 22px auto;
      }
    }

    @media screen and (max-width: 520px) {
      .brand-text {
        font-size: 16px;
      }

      .brand-mark {
        width: 34px;
        height: 34px;
      }

      .hero h1 {
        letter-spacing: -.055em;
      }

      .section-title {
        letter-spacing: -.035em;
      }

      .rank-list li {
        grid-template-columns: 36px 1fr;
      }

      .score {
        grid-column: 2;
      }

      .cta-box {
        border-radius: 28px;
      }

      .btn {
        width: 100%;
      }
    }

/* roulang page: category1 */
:root {
      --ink: #111111;
      --charcoal: #202020;
      --muted: #686868;
      --soft: #f7f3ee;
      --paper: #fffdf9;
      --line: rgba(17, 17, 17, 0.12);
      --line-strong: rgba(17, 17, 17, 0.2);
      --cyan: #00c7be;
      --orange: #ff7a3d;
      --rose: #e94876;
      --green: #2bb673;
      --white: #ffffff;
      --radius-sm: 10px;
      --radius-md: 18px;
      --radius-lg: 28px;
      --shadow-soft: 0 18px 50px rgba(17, 17, 17, 0.08);
      --shadow-hover: 0 26px 70px rgba(17, 17, 17, 0.14);
      --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
      --ease: 220ms ease;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      color: var(--ink);
      background:
        radial-gradient(circle at 10% 8%, rgba(0, 199, 190, 0.08), transparent 32%),
        radial-gradient(circle at 92% 18%, rgba(255, 122, 61, 0.08), transparent 30%),
        var(--paper);
      font-family: var(--font);
      font-size: 16px;
      line-height: 1.72;
      letter-spacing: 0.01em;
      text-rendering: optimizeLegibility;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--ease), border-color var(--ease), background var(--ease), transform var(--ease), opacity var(--ease);
    }

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

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

    button {
      cursor: pointer;
    }

    :focus-visible {
      outline: 3px solid rgba(0, 199, 190, 0.45);
      outline-offset: 3px;
      border-radius: 10px;
    }

    .rl-container {
      width: min(1220px, calc(100% - 40px));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(255, 253, 249, 0.9);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid var(--line);
    }

    .topbar {
      min-height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 28px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
      font-weight: 800;
      letter-spacing: -0.03em;
      color: var(--ink);
    }

    .brand-mark {
      width: 34px;
      height: 34px;
      display: inline-block;
      flex: 0 0 auto;
      border: 1.5px solid var(--ink);
      border-radius: 50%;
      position: relative;
      background:
        linear-gradient(135deg, rgba(0, 199, 190, 0.15), rgba(255, 122, 61, 0.08));
    }

    .brand-mark::before {
      content: "";
      position: absolute;
      inset: 9px 8px;
      border-left: 10px solid var(--ink);
      border-top: 6px solid transparent;
      border-bottom: 6px solid transparent;
      transform: translateX(2px);
    }

    .brand-mark::after {
      content: "";
      position: absolute;
      left: -5px;
      right: -5px;
      bottom: -6px;
      height: 1px;
      background: var(--ink);
      opacity: 0.28;
    }

    .brand-text {
      font-size: 1.05rem;
      white-space: nowrap;
    }

    .desktop-nav {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      gap: 26px;
      color: var(--charcoal);
    }

    .nav-link {
      position: relative;
      padding: 8px 0;
      font-size: 0.96rem;
      color: rgba(17, 17, 17, 0.76);
    }

    .nav-link::after {
      content: "";
      position: absolute;
      left: 0;
      right: 100%;
      bottom: 2px;
      height: 1px;
      background: var(--ink);
      transition: right var(--ease);
    }

    .nav-link:hover,
    .nav-link.active {
      color: var(--ink);
    }

    .nav-link:hover::after,
    .nav-link.active::after {
      right: 0;
    }

    .nav-cta {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 10px 16px;
      border: 1px solid var(--line-strong);
      border-radius: 999px;
      color: var(--ink);
      background: rgba(255, 255, 255, 0.62);
      box-shadow: 0 8px 28px rgba(17, 17, 17, 0.04);
      font-size: 0.92rem;
    }

    .nav-cta:hover {
      border-color: rgba(0, 199, 190, 0.7);
      transform: translateY(-1px);
      background: var(--white);
    }

    .menu-toggle {
      display: none;
      width: 42px;
      height: 42px;
      border: 1px solid var(--line);
      border-radius: 999px;
      color: var(--ink);
      background: var(--white);
      align-items: center;
      justify-content: center;
    }

    .mobile-panel {
      display: none;
      padding: 0 0 18px;
      border-top: 1px solid var(--line);
    }

    .mobile-panel a {
      display: block;
      padding: 13px 4px;
      color: var(--charcoal);
      border-bottom: 1px solid rgba(17, 17, 17, 0.08);
    }

    .mobile-panel a.active {
      color: var(--ink);
      font-weight: 700;
    }

    .section {
      padding: 86px 0;
    }

    .section-tight {
      padding: 62px 0;
    }

    .section-dark {
      color: var(--white);
      background: var(--ink);
      position: relative;
      overflow: hidden;
    }

    .section-dark::before {
      content: "";
      position: absolute;
      width: 440px;
      height: 440px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(0, 199, 190, 0.22), transparent 68%);
      right: -120px;
      top: -150px;
    }

    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 34px;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 14px;
      color: var(--muted);
      font-size: 0.9rem;
      font-weight: 700;
      letter-spacing: 0.08em;
    }

    .eyebrow::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--cyan);
      box-shadow: 0 0 0 5px rgba(0, 199, 190, 0.13);
    }

    .section-dark .eyebrow,
    .section-dark .muted {
      color: rgba(255, 255, 255, 0.68);
    }

    h1,
    h2,
    h3,
    p {
      margin-top: 0;
    }

    h1,
    h2,
    h3 {
      letter-spacing: -0.045em;
      line-height: 1.16;
      font-weight: 850;
    }

    h1 {
      margin-bottom: 20px;
      font-size: clamp(2.35rem, 5.5vw, 5.4rem);
      max-width: 920px;
    }

    h2 {
      margin-bottom: 14px;
      font-size: clamp(1.9rem, 3.1vw, 3.1rem);
    }

    h3 {
      margin-bottom: 10px;
      font-size: 1.18rem;
    }

    .lead {
      max-width: 760px;
      color: rgba(17, 17, 17, 0.72);
      font-size: clamp(1.04rem, 1.7vw, 1.22rem);
      line-height: 1.82;
    }

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

    .hero {
      padding: 92px 0 66px;
      overflow: hidden;
    }

    .hero-card {
      position: relative;
      padding: clamp(26px, 5vw, 54px);
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      background:
        linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(247, 243, 238, 0.82)),
        var(--white);
      box-shadow: var(--shadow-soft);
      overflow: hidden;
    }

    .hero-card::after {
      content: "";
      position: absolute;
      right: -70px;
      top: -70px;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      border: 1px solid rgba(17, 17, 17, 0.09);
      background: radial-gradient(circle, rgba(255, 122, 61, 0.18), transparent 62%);
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      min-height: 48px;
      padding: 13px 20px;
      border-radius: 999px;
      border: 1px solid transparent;
      font-weight: 750;
      line-height: 1;
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease), background var(--ease), color var(--ease);
    }

    .btn-primary {
      color: var(--white);
      background: var(--ink);
      box-shadow: 0 14px 34px rgba(17, 17, 17, 0.18);
    }

    .btn-primary:hover {
      color: var(--white);
      transform: translateY(-2px);
      box-shadow: var(--shadow-hover);
      background: #000000;
    }

    .btn-secondary {
      color: var(--ink);
      border-color: var(--line-strong);
      background: rgba(255, 255, 255, 0.72);
    }

    .btn-secondary:hover {
      color: var(--ink);
      border-color: rgba(0, 199, 190, 0.72);
      transform: translateY(-2px);
      background: var(--white);
    }

    .hero-visual {
      position: relative;
      min-height: 420px;
      padding: 22px;
      border-radius: var(--radius-lg);
      background: #151515;
      color: var(--white);
      box-shadow: 0 24px 70px rgba(0, 0, 0, 0.22);
      overflow: hidden;
      isolation: isolate;
    }

    .hero-visual::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(135deg, rgba(0, 199, 190, 0.16), transparent 45%),
        radial-gradient(circle at 72% 20%, rgba(255, 122, 61, 0.32), transparent 30%),
        repeating-linear-gradient(90deg, rgba(255,255,255,0.05) 0 1px, transparent 1px 72px);
      z-index: -1;
    }

    .stage-board {
      height: 100%;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      gap: 18px;
    }

    .board-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      color: rgba(255, 255, 255, 0.72);
      font-size: 0.9rem;
    }

    .rounds {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      margin: 28px 0;
    }

    .round-card {
      padding: 18px;
      border: 1px solid rgba(255, 255, 255, 0.13);
      border-radius: 18px;
      background: rgba(255, 255, 255, 0.07);
      backdrop-filter: blur(10px);
    }

    .round-card strong {
      display: block;
      margin-bottom: 8px;
      font-size: 1.4rem;
      letter-spacing: -0.03em;
    }

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

    .rank-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      padding: 12px 14px;
      border-radius: 14px;
      background: rgba(255, 255, 255, 0.08);
    }

    .rank-index {
      color: var(--cyan);
      font-weight: 850;
    }

    .filter-shell {
      margin-top: -24px;
      position: relative;
      z-index: 3;
    }

    .filter-bar {
      padding: 18px;
      border: 1px solid var(--line);
      border-radius: 22px;
      background: rgba(255, 253, 249, 0.92);
      box-shadow: var(--shadow-soft);
      backdrop-filter: blur(16px);
    }

    .filter-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
    }

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

    .chip,
    .badge {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      min-height: 32px;
      padding: 7px 12px;
      border-radius: 999px;
      border: 1px solid var(--line);
      background: rgba(255, 255, 255, 0.74);
      color: rgba(17, 17, 17, 0.76);
      font-size: 0.86rem;
      font-weight: 700;
      line-height: 1;
    }

    .chip.is-active {
      color: var(--ink);
      border-color: rgba(0, 199, 190, 0.65);
      background: rgba(0, 199, 190, 0.1);
    }

    .sort-box {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--muted);
      font-size: 0.92rem;
    }

    .sort-box select {
      height: 40px;
      min-width: 132px;
      margin: 0;
      padding: 0 34px 0 13px;
      border: 1px solid var(--line);
      border-radius: 999px;
      background-color: var(--white);
      box-shadow: none;
      color: var(--ink);
    }

    .card {
      height: 100%;
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      background: rgba(255, 255, 255, 0.82);
      box-shadow: 0 10px 30px rgba(17, 17, 17, 0.05);
      overflow: hidden;
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .card:hover {
      transform: translateY(-5px);
      border-color: rgba(0, 199, 190, 0.45);
      box-shadow: var(--shadow-hover);
    }

    .topic-card {
      display: flex;
      flex-direction: column;
    }

    .thumb {
      position: relative;
      aspect-ratio: 16 / 10;
      overflow: hidden;
      background:
        linear-gradient(135deg, rgba(17, 17, 17, 0.86), rgba(17, 17, 17, 0.62)),
        radial-gradient(circle at 78% 24%, rgba(255, 122, 61, 0.8), transparent 28%),
        radial-gradient(circle at 18% 72%, rgba(0, 199, 190, 0.7), transparent 32%);
    }

    .thumb::before {
      content: "";
      position: absolute;
      inset: 18px;
      border: 1px solid rgba(255, 255, 255, 0.16);
      border-radius: 18px;
    }

    .thumb::after {
      content: "\f04b";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      position: absolute;
      left: 22px;
      bottom: 20px;
      width: 44px;
      height: 44px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      color: var(--ink);
      background: var(--white);
      box-shadow: 0 12px 26px rgba(0, 0, 0, 0.22);
    }

    .thumb .badge {
      position: absolute;
      right: 16px;
      top: 16px;
      border-color: rgba(255, 255, 255, 0.2);
      color: var(--white);
      background: rgba(17, 17, 17, 0.45);
      backdrop-filter: blur(10px);
    }

    .card-body {
      padding: 22px;
      flex: 1;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .card-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      color: var(--muted);
      font-size: 0.88rem;
    }

    .tagline {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
      margin-top: auto;
      padding-top: 8px;
    }

    .tag {
      display: inline-flex;
      padding: 6px 9px;
      border-radius: 999px;
      color: rgba(17, 17, 17, 0.72);
      background: var(--soft);
      font-size: 0.78rem;
      font-weight: 700;
    }

    .score-card {
      padding: 28px;
      border-radius: var(--radius-md);
      background: var(--ink);
      color: var(--white);
      position: relative;
      overflow: hidden;
      min-height: 220px;
    }

    .score-card::after {
      content: "";
      position: absolute;
      right: -50px;
      bottom: -60px;
      width: 170px;
      height: 170px;
      border-radius: 50%;
      background: rgba(0, 199, 190, 0.18);
    }

    .score-num {
      display: block;
      margin: 14px 0 6px;
      font-size: 3.4rem;
      line-height: 1;
      font-weight: 900;
      letter-spacing: -0.08em;
    }

    .timeline {
      position: relative;
      display: grid;
      gap: 18px;
    }

    .timeline::before {
      content: "";
      position: absolute;
      left: 18px;
      top: 8px;
      bottom: 8px;
      width: 1px;
      background: rgba(255, 255, 255, 0.16);
    }

    .timeline-item {
      position: relative;
      display: grid;
      grid-template-columns: 56px 1fr;
      gap: 16px;
      align-items: flex-start;
    }

    .timeline-dot {
      width: 38px;
      height: 38px;
      display: grid;
      place-items: center;
      border-radius: 50%;
      color: var(--ink);
      background: var(--cyan);
      font-weight: 900;
      box-shadow: 0 0 0 8px rgba(0, 199, 190, 0.14);
      z-index: 1;
    }

    .timeline-box {
      padding: 20px;
      border: 1px solid rgba(255, 255, 255, 0.13);
      border-radius: var(--radius-md);
      background: rgba(255, 255, 255, 0.06);
    }

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

    .rights-card {
      padding: 24px;
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      background: rgba(255, 255, 255, 0.8);
      box-shadow: 0 10px 32px rgba(17, 17, 17, 0.05);
    }

    .rights-card.featured {
      border-color: rgba(255, 122, 61, 0.38);
      background: linear-gradient(180deg, rgba(255, 122, 61, 0.08), rgba(255, 255, 255, 0.92));
    }

    .check-list {
      margin: 18px 0 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 11px;
      color: rgba(17, 17, 17, 0.74);
    }

    .check-list li {
      display: flex;
      gap: 10px;
      align-items: flex-start;
    }

    .check-list i {
      margin-top: 4px;
      color: var(--green);
    }

    .recommend-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 22px;
      align-items: stretch;
    }

    .editorial {
      min-height: 360px;
      padding: 34px;
      border-radius: var(--radius-lg);
      color: var(--white);
      background:
        linear-gradient(135deg, rgba(17,17,17,0.92), rgba(17,17,17,0.58)),
        radial-gradient(circle at 82% 18%, rgba(233, 72, 118, 0.42), transparent 32%),
        radial-gradient(circle at 20% 78%, rgba(0, 199, 190, 0.34), transparent 28%);
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      overflow: hidden;
    }

    .mini-stack {
      display: grid;
      gap: 16px;
    }

    .mini-card {
      padding: 22px;
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      background: rgba(255, 255, 255, 0.78);
      transition: transform var(--ease), box-shadow var(--ease), border-color var(--ease);
    }

    .mini-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-soft);
      border-color: rgba(0, 199, 190, 0.46);
    }

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

    .faq-item {
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      background: rgba(255, 255, 255, 0.8);
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      min-height: 62px;
      padding: 18px 22px;
      border: 0;
      background: transparent;
      color: var(--ink);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      text-align: left;
      font-weight: 800;
    }

    .faq-question i {
      transition: transform var(--ease);
    }

    .faq-item.is-open .faq-question i {
      transform: rotate(45deg);
    }

    .faq-answer {
      display: none;
      padding: 0 22px 20px;
      color: var(--muted);
    }

    .faq-item.is-open .faq-answer {
      display: block;
    }

    .join-panel {
      position: relative;
      padding: clamp(26px, 5vw, 44px);
      border-radius: var(--radius-lg);
      background: var(--ink);
      color: var(--white);
      overflow: hidden;
      box-shadow: 0 26px 80px rgba(17, 17, 17, 0.18);
    }

    .join-panel::before {
      content: "";
      position: absolute;
      width: 360px;
      height: 360px;
      right: -120px;
      top: -140px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(255, 122, 61, 0.35), transparent 68%);
    }

    .join-panel > * {
      position: relative;
      z-index: 1;
    }

    .join-form {
      padding: 24px;
      border: 1px solid rgba(255, 255, 255, 0.13);
      border-radius: var(--radius-md);
      background: rgba(255, 255, 255, 0.07);
    }

    .form-label {
      margin-bottom: 7px;
      color: rgba(255, 255, 255, 0.82);
      font-size: 0.9rem;
      font-weight: 700;
    }

    .join-form input,
    .join-form textarea {
      width: 100%;
      margin-bottom: 14px;
      border: 1px solid rgba(255, 255, 255, 0.18);
      border-radius: 14px;
      color: var(--white);
      background: rgba(255, 255, 255, 0.08);
      box-shadow: none;
    }

    .join-form input::placeholder,
    .join-form textarea::placeholder {
      color: rgba(255, 255, 255, 0.45);
    }

    .join-form input:focus,
    .join-form textarea:focus {
      border-color: rgba(0, 199, 190, 0.78);
      background: rgba(255, 255, 255, 0.1);
      box-shadow: 0 0 0 4px rgba(0, 199, 190, 0.12);
    }

    .form-note {
      margin: 12px 0 0;
      color: rgba(255, 255, 255, 0.58);
      font-size: 0.88rem;
    }

    .site-footer {
      padding: 58px 0 26px;
      color: rgba(255, 255, 255, 0.72);
      background: #101010;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 0.8fr 1fr;
      gap: 34px;
      padding-bottom: 34px;
    }

    .footer-title {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 16px;
      color: var(--white);
      font-weight: 850;
      letter-spacing: -0.03em;
    }

    .site-footer .brand-mark {
      border-color: var(--white);
      background: rgba(255, 255, 255, 0.06);
    }

    .site-footer .brand-mark::before {
      border-left-color: var(--white);
    }

    .site-footer .brand-mark::after {
      background: var(--white);
    }

    .footer-desc {
      max-width: 480px;
      margin-bottom: 0;
      color: rgba(255, 255, 255, 0.62);
    }

    .footer-col h3 {
      margin-bottom: 14px;
      color: var(--white);
      font-size: 1rem;
      letter-spacing: -0.02em;
    }

    .footer-links {
      display: grid;
      gap: 10px;
    }

    .footer-links a,
    .footer-links span {
      color: rgba(255, 255, 255, 0.62);
    }

    .footer-links a:hover {
      color: var(--white);
      text-decoration: underline;
      text-underline-offset: 4px;
    }

    .copyright {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      padding-top: 22px;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      color: rgba(255, 255, 255, 0.48);
      font-size: 0.88rem;
    }

    @media (max-width: 1024px) {
      .desktop-nav {
        gap: 18px;
      }

      .hero-visual {
        min-height: 380px;
      }

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

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

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

    @media (max-width: 768px) {
      .rl-container {
        width: min(100% - 28px, 1220px);
      }

      .topbar {
        min-height: 68px;
      }

      .desktop-nav {
        display: none;
      }

      .menu-toggle {
        display: inline-flex;
      }

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

      .hero {
        padding: 58px 0 44px;
      }

      .section,
      .section-tight {
        padding: 58px 0;
      }

      .section-head {
        display: block;
      }

      .hero-actions,
      .filter-row,
      .chips {
        align-items: stretch;
      }

      .btn,
      .nav-cta {
        width: 100%;
      }

      .filter-bar {
        padding: 14px;
      }

      .sort-box {
        width: 100%;
        justify-content: space-between;
      }

      .sort-box select {
        flex: 1;
      }

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

      .hero-visual {
        min-height: auto;
        margin-top: 24px;
      }

      .timeline-item {
        grid-template-columns: 48px 1fr;
      }

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

      .copyright {
        flex-direction: column;
      }
    }

    @media (max-width: 520px) {
      body {
        font-size: 15px;
      }

      .brand-text {
        max-width: 190px;
        overflow: hidden;
        text-overflow: ellipsis;
      }

      h1 {
        font-size: clamp(2.1rem, 12vw, 3.3rem);
      }

      .hero-card,
      .join-panel {
        border-radius: 22px;
      }

      .card-body,
      .rights-card,
      .mini-card,
      .score-card {
        padding: 20px;
      }

      .chip {
        flex: 1 1 auto;
        justify-content: center;
      }
    }