/* roulang page: index */
:root {
      --bg: #080812;
      --bg-2: #10101c;
      --panel: rgba(255,255,255,.06);
      --panel-2: rgba(255,255,255,.09);
      --primary: #ff3d8d;
      --primary-2: #f72585;
      --secondary: #22d3ee;
      --violet: #8b5cf6;
      --accent: #f59e0b;
      --text: #f4f4fb;
      --muted: #a7a7bb;
      --border: rgba(255,255,255,.12);
      --border-strong: rgba(34,211,238,.38);
      --shadow: 0 18px 60px rgba(0,0,0,.38);
      --glow: 0 0 32px rgba(247,37,133,.22);
      --radius: 18px;
      --radius-sm: 12px;
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      min-height: 100vh;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--text);
      line-height: 1.75;
      background:
        linear-gradient(115deg, rgba(247,37,133,.13), transparent 28%),
        radial-gradient(circle at 82% 10%, rgba(34,211,238,.16), transparent 26%),
        radial-gradient(circle at 12% 42%, rgba(139,92,246,.18), transparent 28%),
        var(--bg);
      overflow-x: hidden;
    }
    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size: 36px 36px;
      mask-image: linear-gradient(to bottom, rgba(0,0,0,.85), transparent 72%);
      z-index: -2;
    }
    body::after {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background: linear-gradient(135deg, transparent 0 44%, rgba(255,61,141,.08) 45%, transparent 52% 100%);
      z-index: -1;
    }
    a { color: inherit; text-decoration: none; }
    img { max-width: 100%; display: block; }
    button, input { font: inherit; }
    button { cursor: pointer; }
    input::placeholder { color: rgba(215,215,230,.52); }

    .site-container {
      width: min(100% - 40px, 1280px);
      margin-inline: auto;
    }
    .section-pad { padding: 86px 0; }
    .section-band {
      background: linear-gradient(180deg, rgba(16,16,28,.76), rgba(8,8,18,.48));
      border-top: 1px solid rgba(255,255,255,.08);
      border-bottom: 1px solid rgba(255,255,255,.07);
    }
    .nav-shell {
      position: sticky;
      top: 0;
      z-index: 50;
      backdrop-filter: blur(18px);
      background: rgba(8,8,18,.82);
      border-bottom: 1px solid var(--border);
    }
    .brand-mark {
      width: 38px;
      height: 38px;
      border-radius: 14px;
      display: grid;
      place-items: center;
      background: linear-gradient(135deg, var(--primary), var(--violet) 58%, var(--secondary));
      box-shadow: 0 0 24px rgba(255,61,141,.34);
      flex: 0 0 auto;
    }
    .nav-link {
      display: inline-flex;
      align-items: center;
      min-height: 40px;
      padding: 0 14px;
      border-radius: 12px;
      color: rgba(244,244,251,.72);
      font-size: 14px;
      font-weight: 700;
      transition: .22s ease;
    }
    .nav-link:hover,
    .nav-link:focus-visible {
      color: #fff;
      background: rgba(255,255,255,.08);
      outline: none;
    }
    .nav-link.active {
      color: #fff;
      background: linear-gradient(135deg, rgba(255,61,141,.22), rgba(34,211,238,.12));
      border: 1px solid rgba(255,255,255,.1);
    }
    .search-box {
      min-height: 42px;
      border: 1px solid var(--border);
      background: rgba(255,255,255,.055);
      border-radius: 14px;
      color: var(--text);
      outline: none;
      transition: .22s ease;
    }
    .search-box:focus {
      border-color: var(--secondary);
      box-shadow: 0 0 0 4px rgba(34,211,238,.12);
      background: rgba(255,255,255,.075);
    }
    .btn-primary,
    .btn-secondary,
    .btn-ghost {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 46px;
      padding: 0 18px;
      border-radius: 14px;
      font-weight: 800;
      font-size: 14px;
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease, background .22s ease;
      white-space: nowrap;
    }
    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--violet));
      box-shadow: 0 14px 32px rgba(247,37,133,.28);
    }
    .btn-primary:hover,
    .btn-primary:focus-visible {
      transform: translateY(-1px);
      box-shadow: 0 18px 42px rgba(247,37,133,.36);
      outline: none;
    }
    .btn-secondary {
      color: #ecfeff;
      border: 1px solid rgba(34,211,238,.42);
      background: rgba(34,211,238,.08);
    }
    .btn-secondary:hover,
    .btn-secondary:focus-visible {
      transform: translateY(-1px);
      background: rgba(34,211,238,.14);
      outline: none;
    }
    .btn-ghost {
      color: rgba(244,244,251,.84);
      border: 1px solid var(--border);
      background: rgba(255,255,255,.04);
    }
    .btn-ghost:hover,
    .btn-ghost:focus-visible {
      border-color: rgba(255,61,141,.45);
      background: rgba(255,255,255,.08);
      outline: none;
    }
    .hero {
      min-height: 72vh;
      padding: 52px 0 36px;
      position: relative;
    }
    .hero-banner {
      position: relative;
      overflow: hidden;
      border-radius: 28px;
      border: 1px solid rgba(255,255,255,.12);
      background:
        linear-gradient(110deg, rgba(255,61,141,.2), transparent 30%),
        linear-gradient(170deg, rgba(34,211,238,.16), transparent 45%),
        rgba(255,255,255,.055);
      box-shadow: var(--shadow), var(--glow);
    }
    .hero-banner::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(120deg, transparent 0 58%, rgba(255,255,255,.08) 58% 62%, transparent 62%),
        repeating-linear-gradient(90deg, rgba(255,255,255,.04) 0 1px, transparent 1px 54px);
      opacity: .72;
      pointer-events: none;
    }
    .profile-ring {
      padding: 3px;
      border-radius: 24px;
      background: linear-gradient(135deg, var(--primary), var(--secondary), var(--violet));
    }
    .profile-avatar {
      width: 82px;
      height: 82px;
      border-radius: 21px;
      display: grid;
      place-items: center;
      color: #fff;
      font-weight: 900;
      font-size: 26px;
      background: linear-gradient(135deg, #151326, #2b1644);
      border: 1px solid rgba(255,255,255,.18);
    }
    .badge,
    .tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      border-radius: 999px;
      border: 1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.065);
      color: rgba(244,244,251,.86);
      font-weight: 700;
      font-size: 13px;
      padding: 7px 11px;
    }
    .tag.hot { border-color: rgba(245,158,11,.42); color: #ffedd5; background: rgba(245,158,11,.1); }
    .tag.cyan { border-color: rgba(34,211,238,.35); color: #cffafe; background: rgba(34,211,238,.08); }
    .card {
      border: 1px solid var(--border);
      background: var(--panel);
      border-radius: var(--radius);
      box-shadow: 0 14px 42px rgba(0,0,0,.22);
      transition: transform .22s ease, border-color .22s ease, background .22s ease, box-shadow .22s ease;
    }
    .card:hover {
      transform: translateY(-2px);
      border-color: rgba(255,61,141,.42);
      background: var(--panel-2);
      box-shadow: 0 18px 52px rgba(0,0,0,.32), 0 0 26px rgba(255,61,141,.12);
    }
    .energy-card {
      position: relative;
      overflow: hidden;
    }
    .energy-card::before {
      content: "";
      position: absolute;
      inset: 0 0 auto 0;
      height: 3px;
      background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
    }
    .stage-screen {
      border-radius: 24px;
      border: 1px solid rgba(255,255,255,.12);
      background:
        linear-gradient(145deg, rgba(255,61,141,.13), transparent 35%),
        linear-gradient(45deg, rgba(34,211,238,.12), transparent 45%),
        rgba(255,255,255,.055);
      box-shadow: var(--shadow);
      overflow: hidden;
    }
    .stage-row {
      border: 1px solid rgba(255,255,255,.1);
      background: rgba(8,8,18,.45);
      border-radius: 16px;
      transition: .22s ease;
    }
    .stage-row:hover {
      border-color: rgba(34,211,238,.36);
      background: rgba(34,211,238,.06);
    }
    .progress {
      height: 8px;
      border-radius: 999px;
      background: rgba(255,255,255,.09);
      overflow: hidden;
    }
    .progress > span {
      display: block;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--primary), var(--secondary));
    }
    .section-title {
      font-size: clamp(28px, 4vw, 42px);
      line-height: 1.18;
      font-weight: 900;
      letter-spacing: 0;
    }
    .section-desc {
      color: var(--muted);
      font-size: 16px;
      max-width: 760px;
    }
    .link-list a {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      padding: 15px 0;
      border-bottom: 1px solid rgba(255,255,255,.09);
      color: rgba(244,244,251,.84);
      transition: .2s ease;
    }
    .link-list a:hover {
      color: #fff;
      border-color: rgba(34,211,238,.32);
    }
    .faq-item {
      border: 1px solid var(--border);
      background: rgba(255,255,255,.045);
      border-radius: 16px;
      overflow: hidden;
      transition: .22s ease;
    }
    .faq-item:hover { border-color: rgba(34,211,238,.38); }
    .faq-question {
      width: 100%;
      min-height: 54px;
      padding: 18px 20px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      color: #fff;
      background: transparent;
      border: 0;
      text-align: left;
      font-weight: 800;
    }
    .faq-answer {
      display: none;
      padding: 0 20px 20px;
      color: var(--muted);
      font-size: 15px;
    }
    .faq-item.open {
      background: rgba(255,255,255,.075);
      border-color: rgba(255,61,141,.42);
    }
    .faq-item.open .faq-answer { display: block; }
    .faq-item.open .faq-icon { transform: rotate(45deg); color: var(--secondary); }
    .faq-icon { transition: .2s ease; font-size: 22px; line-height: 1; }
    .float-cta {
      position: fixed;
      left: 50%;
      bottom: 18px;
      transform: translateX(-50%);
      z-index: 40;
      width: min(940px, calc(100% - 32px));
      border: 1px solid rgba(255,255,255,.14);
      background: rgba(16,16,28,.9);
      backdrop-filter: blur(16px);
      border-radius: 18px;
      box-shadow: 0 18px 56px rgba(0,0,0,.42);
    }
    footer {
      border-top: 1px solid rgba(255,255,255,.09);
      background: rgba(5,5,12,.72);
    }

    @media (max-width: 1024px) {
      .desktop-nav { display: none !important; }
      .mobile-toggle { display: inline-flex !important; }
      .hero { padding-top: 34px; }
      .section-pad { padding: 68px 0; }
    }
    @media (min-width: 1025px) {
      .mobile-panel { display: none !important; }
      .mobile-toggle { display: none !important; }
    }
    @media (max-width: 768px) {
      .site-container { width: min(100% - 32px, 1280px); }
      .hero-banner { border-radius: 22px; }
      .profile-avatar { width: 68px; height: 68px; border-radius: 18px; font-size: 22px; }
      .btn-primary, .btn-secondary, .btn-ghost { width: 100%; white-space: normal; min-height: 48px; }
      .float-cta { display: none; }
    }
    @media (max-width: 520px) {
      .site-container { width: min(100% - 24px, 1280px); }
      .section-pad { padding: 56px 0; }
      .hero { min-height: auto; }
      .nav-brand-text { max-width: 176px; }
    }

/* roulang page: category2 */
:root {
      --bg: #080812;
      --bg-2: #10101c;
      --panel: rgba(255,255,255,.06);
      --panel-2: rgba(255,255,255,.09);
      --primary: #ff3d8d;
      --secondary: #22d3ee;
      --accent: #f59e0b;
      --violet: #8b5cf6;
      --text: #f7f7ff;
      --muted: #9ca3af;
      --soft: #d7d7e6;
      --border: rgba(255,255,255,.11);
      --radius: 18px;
      --shadow: 0 18px 60px rgba(0,0,0,.38);
      --glow: 0 0 34px rgba(247,37,133,.24);
    }

    * { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--text);
      line-height: 1.75;
      background:
        linear-gradient(115deg, rgba(255,61,141,.08), transparent 28%),
        radial-gradient(circle at 75% 5%, rgba(34,211,238,.18), transparent 34%),
        radial-gradient(circle at 25% 20%, rgba(139,92,246,.18), transparent 30%),
        var(--bg);
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      opacity: .42;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size: 42px 42px;
      mask-image: linear-gradient(to bottom, #000, transparent 78%);
      z-index: -2;
    }

    body::after {
      content: "";
      position: fixed;
      inset: 0;
      pointer-events: none;
      background:
        linear-gradient(135deg, transparent 0 58%, rgba(34,211,238,.07) 58% 59%, transparent 59% 100%),
        linear-gradient(155deg, transparent 0 66%, rgba(255,61,141,.08) 66% 67%, transparent 67% 100%);
      z-index: -1;
    }

    a { color: inherit; text-decoration: none; }
    img { max-width: 100%; display: block; }
    button, input { font: inherit; }
    button { cursor: pointer; }
    ::selection { background: rgba(255,61,141,.45); color: #fff; }

    .site-container {
      width: min(100% - 40px, 1280px);
      margin-inline: auto;
    }

    .nav-shell {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(8,8,18,.82);
      border-bottom: 1px solid var(--border);
      backdrop-filter: blur(18px);
      box-shadow: 0 10px 40px rgba(0,0,0,.24);
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      flex: 0 0 auto;
      border-radius: 14px;
      background:
        linear-gradient(135deg, rgba(255,61,141,.95), rgba(139,92,246,.9)),
        radial-gradient(circle at 35% 20%, rgba(34,211,238,.55), transparent 50%);
      box-shadow: 0 0 28px rgba(255,61,141,.26);
      border: 1px solid rgba(255,255,255,.16);
    }

    .nav-brand-text { max-width: 190px; }

    .nav-link {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 42px;
      padding: 0 14px;
      border-radius: 13px;
      color: rgba(215,215,230,.78);
      font-size: 14px;
      font-weight: 700;
      border: 1px solid transparent;
      transition: transform .2s ease, color .2s ease, background .2s ease, border-color .2s ease;
    }

    .nav-link:hover,
    .nav-link:focus-visible {
      color: #fff;
      background: rgba(255,255,255,.07);
      border-color: rgba(34,211,238,.28);
      outline: none;
    }

    .nav-link.active {
      color: #fff;
      background: linear-gradient(135deg, rgba(255,61,141,.22), rgba(34,211,238,.12));
      border-color: rgba(255,61,141,.36);
    }

    .search-box {
      height: 42px;
      color: #fff;
      background: rgba(255,255,255,.055);
      border: 1px solid var(--border);
      border-radius: 14px;
      outline: none;
      transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
    }

    .search-box::placeholder { color: rgba(215,215,230,.48); }
    .search-box:focus {
      border-color: rgba(34,211,238,.72);
      box-shadow: 0 0 0 4px rgba(34,211,238,.12);
      background: rgba(255,255,255,.075);
    }

    .btn-primary,
    .btn-ghost {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 44px;
      padding: 0 18px;
      border-radius: 14px;
      font-size: 14px;
      font-weight: 800;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease, color .2s ease;
      white-space: nowrap;
    }

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, var(--primary), var(--violet));
      box-shadow: 0 14px 34px rgba(255,61,141,.24);
      border: 1px solid rgba(255,255,255,.16);
    }

    .btn-primary:hover,
    .btn-primary:focus-visible {
      transform: translateY(-1px);
      box-shadow: 0 18px 46px rgba(255,61,141,.34);
      outline: none;
    }

    .btn-ghost {
      color: rgba(247,247,255,.88);
      background: rgba(255,255,255,.055);
      border: 1px solid var(--border);
    }

    .btn-ghost:hover,
    .btn-ghost:focus-visible {
      color: #fff;
      border-color: rgba(34,211,238,.46);
      background: rgba(34,211,238,.09);
      outline: none;
    }

    .mobile-toggle { display: none; }

    .card {
      background: linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.045));
      border: 1px solid var(--border);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
    }

    .section {
      padding: 84px 0;
      position: relative;
    }

    .section.tight { padding: 64px 0; }

    .hero {
      min-height: 440px;
      padding: 66px 0 44px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.035), transparent),
        radial-gradient(circle at 12% 15%, rgba(255,61,141,.16), transparent 26%),
        radial-gradient(circle at 86% 30%, rgba(34,211,238,.13), transparent 32%);
      border-bottom: 1px solid rgba(255,255,255,.08);
    }

    .kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 34px;
      padding: 0 12px;
      border-radius: 999px;
      color: #fff;
      background: rgba(255,61,141,.14);
      border: 1px solid rgba(255,61,141,.32);
      font-size: 13px;
      font-weight: 800;
    }

    .hero-title {
      margin-top: 22px;
      font-size: clamp(34px, 6vw, 60px);
      line-height: 1.1;
      font-weight: 900;
      letter-spacing: 0;
      max-width: 850px;
    }

    .hero-copy {
      margin-top: 18px;
      max-width: 720px;
      color: var(--soft);
      font-size: 17px;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      min-height: 30px;
      padding: 0 10px;
      border-radius: 999px;
      color: rgba(247,247,255,.88);
      background: rgba(255,255,255,.06);
      border: 1px solid rgba(255,255,255,.1);
      font-size: 12px;
      font-weight: 800;
    }

    .tag.cyan {
      color: #c9fbff;
      background: rgba(34,211,238,.1);
      border-color: rgba(34,211,238,.28);
    }

    .tag.hot {
      color: #ffe5b4;
      background: rgba(245,158,11,.12);
      border-color: rgba(245,158,11,.28);
    }

    .tag.pink {
      color: #ffd7e9;
      background: rgba(255,61,141,.12);
      border-color: rgba(255,61,141,.3);
    }

    .dash-panel {
      position: relative;
      overflow: hidden;
    }

    .dash-panel::before,
    .energy-card::before {
      content: "";
      position: absolute;
      inset: 0;
      padding: 1px;
      border-radius: inherit;
      background: linear-gradient(135deg, rgba(255,61,141,.58), rgba(34,211,238,.34), rgba(139,92,246,.46));
      mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
      mask-composite: exclude;
      pointer-events: none;
    }

    .status-bar {
      height: 10px;
      overflow: hidden;
      border-radius: 999px;
      background: rgba(255,255,255,.08);
      border: 1px solid rgba(255,255,255,.09);
    }

    .status-bar > span {
      display: block;
      height: 100%;
      width: var(--w, 68%);
      border-radius: inherit;
      background: linear-gradient(90deg, var(--primary), var(--secondary));
      box-shadow: 0 0 22px rgba(34,211,238,.28);
    }

    .capsule-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
    }

    .capsule-card,
    .entry-card,
    .timeline-card,
    .faq-item {
      transition: transform .2s ease, border-color .2s ease, background .2s ease, box-shadow .2s ease;
    }

    .capsule-card:hover,
    .entry-card:hover,
    .timeline-card:hover {
      transform: translateY(-2px);
      border-color: rgba(34,211,238,.38);
      background: rgba(255,255,255,.085);
      box-shadow: 0 16px 46px rgba(0,0,0,.32);
    }

    .entry-card {
      min-height: 124px;
      border-radius: 17px;
      border: 1px solid var(--border);
      background: rgba(255,255,255,.055);
    }

    .timeline {
      position: relative;
    }

    .timeline::before {
      content: "";
      position: absolute;
      left: 92px;
      top: 10px;
      bottom: 10px;
      width: 1px;
      background: linear-gradient(to bottom, rgba(255,61,141,.55), rgba(34,211,238,.3), transparent);
    }

    .timeline-row {
      display: grid;
      grid-template-columns: 140px minmax(0, 1fr);
      gap: 28px;
      position: relative;
    }

    .timeline-dot {
      position: absolute;
      left: 86px;
      top: 18px;
      width: 13px;
      height: 13px;
      border-radius: 99px;
      background: var(--secondary);
      box-shadow: 0 0 20px rgba(34,211,238,.55);
      border: 2px solid #10101c;
    }

    .timeline-time {
      color: #c9fbff;
      font-size: 13px;
      font-weight: 900;
      padding-top: 10px;
    }

    .timeline-card {
      border-radius: 18px;
      border: 1px solid var(--border);
      background: linear-gradient(135deg, rgba(255,255,255,.07), rgba(255,255,255,.04));
    }

    .masonry-grid {
      column-count: 2;
      column-gap: 18px;
    }

    .masonry-item {
      break-inside: avoid;
      margin-bottom: 18px;
    }

    .notice-list li {
      position: relative;
      padding-left: 20px;
      color: var(--soft);
    }

    .notice-list li::before {
      content: "";
      position: absolute;
      left: 0;
      top: .75em;
      width: 7px;
      height: 7px;
      border-radius: 999px;
      background: linear-gradient(135deg, var(--primary), var(--secondary));
      box-shadow: 0 0 12px rgba(255,61,141,.28);
    }

    .faq-item {
      border: 1px solid var(--border);
      border-radius: 16px;
      background: rgba(255,255,255,.05);
      overflow: hidden;
    }

    .faq-item:hover { border-color: rgba(34,211,238,.36); }
    .faq-question {
      width: 100%;
      min-height: 58px;
      padding: 17px 18px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      text-align: left;
      color: #fff;
      font-weight: 900;
    }

    .faq-answer {
      display: none;
      padding: 0 18px 18px;
      color: var(--soft);
      font-size: 14px;
    }

    .faq-item.open {
      background: linear-gradient(135deg, rgba(255,61,141,.1), rgba(34,211,238,.055));
      border-color: rgba(255,61,141,.3);
    }

    .faq-item.open .faq-answer { display: block; }
    .faq-icon {
      flex: 0 0 auto;
      transition: transform .2s ease;
      color: var(--secondary);
    }

    .faq-item.open .faq-icon { transform: rotate(45deg); }

    .cta-band {
      position: relative;
      overflow: hidden;
      background:
        linear-gradient(135deg, rgba(255,61,141,.22), rgba(139,92,246,.13) 45%, rgba(34,211,238,.13)),
        rgba(255,255,255,.055);
      border: 1px solid rgba(255,255,255,.13);
      border-radius: 22px;
      box-shadow: var(--glow), var(--shadow);
    }

    footer {
      background: linear-gradient(180deg, transparent, rgba(0,0,0,.36));
      border-top: 1px solid rgba(255,255,255,.08);
    }

    @media (max-width: 1024px) {
      .desktop-nav { display: none !important; }
      .mobile-toggle { display: inline-flex; }
      .hero { padding-top: 48px; }
      .capsule-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .masonry-grid { column-count: 1; }
    }

    @media (max-width: 768px) {
      .site-container { width: min(100% - 32px, 1280px); }
      .section { padding: 58px 0; }
      .section.tight { padding: 48px 0; }
      .hero-title { font-size: 36px; }
      .hero-copy { font-size: 15px; }
      .timeline::before { left: 10px; }
      .timeline-row {
        grid-template-columns: 1fr;
        gap: 10px;
        padding-left: 30px;
      }
      .timeline-dot { left: 4px; top: 17px; }
      .timeline-time { padding-top: 0; }
    }

    @media (max-width: 520px) {
      .brand-mark { width: 38px; height: 38px; border-radius: 13px; }
      .nav-brand-text { max-width: 150px; }
      .btn-primary, .btn-ghost { width: 100%; white-space: normal; text-align: center; }
      .mobile-toggle { width: auto; }
      .capsule-grid { grid-template-columns: 1fr; }
      .hero { min-height: auto; }
    }

/* roulang page: category1 */
:root{
      --bg:#080812;
      --bg-2:#10101c;
      --panel:rgba(255,255,255,.06);
      --panel-2:rgba(255,255,255,.09);
      --primary:#ff3d8d;
      --primary-2:#8b5cf6;
      --secondary:#22d3ee;
      --accent:#f59e0b;
      --text:#f7f7ff;
      --muted:#9ca3af;
      --soft:#d7d7e6;
      --border:rgba(255,255,255,.12);
      --border-strong:rgba(34,211,238,.34);
      --shadow:0 18px 60px rgba(0,0,0,.38);
      --glow:0 0 34px rgba(247,37,133,.24);
      --radius:20px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      color:var(--text);
      background:
        radial-gradient(circle at 18% 8%, rgba(247,37,133,.18), transparent 34%),
        radial-gradient(circle at 86% 12%, rgba(34,211,238,.14), transparent 30%),
        linear-gradient(135deg,#080812 0%,#11101f 48%,#070711 100%);
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      line-height:1.75;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.36;
      background-image:
        linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.8),rgba(0,0,0,.08));
      z-index:-2;
    }
    body:after{
      content:"";
      position:fixed;
      width:70vw;
      height:220px;
      left:12vw;
      top:120px;
      transform:rotate(-9deg);
      pointer-events:none;
      background:linear-gradient(90deg,transparent,rgba(255,61,141,.11),rgba(34,211,238,.09),transparent);
      filter:blur(2px);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer}
    input{outline:none}
    ::selection{background:rgba(255,61,141,.35);color:white}
    .site-container{width:min(100% - 40px,1280px);margin-inline:auto}
    .nav-shell{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(8,8,18,.78);
      backdrop-filter:blur(18px);
      border-bottom:1px solid var(--border);
      box-shadow:0 12px 40px rgba(0,0,0,.24);
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:14px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      flex:0 0 auto;
      background:linear-gradient(135deg,var(--primary),var(--primary-2) 58%,var(--secondary));
      box-shadow:0 0 28px rgba(255,61,141,.35);
      position:relative;
      overflow:hidden;
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      inset:2px;
      border-radius:12px;
      border:1px solid rgba(255,255,255,.24);
    }
    .nav-link{
      min-height:40px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:0 14px;
      border-radius:13px;
      color:rgba(215,215,230,.78);
      font-size:14px;
      font-weight:700;
      transition:.22s ease;
      border:1px solid transparent;
    }
    .nav-link:hover{
      color:white;
      background:rgba(255,255,255,.07);
      border-color:rgba(255,255,255,.12);
    }
    .nav-link.active{
      color:white;
      background:linear-gradient(135deg,rgba(255,61,141,.22),rgba(34,211,238,.10));
      border-color:rgba(255,61,141,.42);
      box-shadow:0 0 22px rgba(255,61,141,.13);
    }
    .search-box{
      height:42px;
      border-radius:14px;
      background:rgba(255,255,255,.06);
      border:1px solid var(--border);
      color:white;
      transition:.22s ease;
    }
    .search-box::placeholder{color:rgba(215,215,230,.48)}
    .search-box:focus{
      border-color:var(--secondary);
      box-shadow:0 0 0 4px rgba(34,211,238,.12),0 0 24px rgba(34,211,238,.16);
      background:rgba(255,255,255,.08);
    }
    .btn-primary,.btn-ghost{
      min-height:42px;
      border-radius:14px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:0 18px;
      font-size:14px;
      font-weight:800;
      transition:.22s ease;
      border:1px solid transparent;
      white-space:nowrap;
    }
    .btn-primary{
      color:white;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      box-shadow:0 14px 34px rgba(247,37,133,.24);
    }
    .btn-primary:hover,.btn-primary:focus{
      transform:translateY(-1px);
      filter:brightness(1.08);
      box-shadow:0 18px 44px rgba(247,37,133,.34);
    }
    .btn-ghost{
      color:white;
      background:rgba(255,255,255,.055);
      border-color:var(--border);
    }
    .btn-ghost:hover,.btn-ghost:focus{
      border-color:rgba(34,211,238,.42);
      background:rgba(34,211,238,.08);
      transform:translateY(-1px);
    }
    .mobile-toggle{display:none}
    .section{padding:78px 0}
    .section-tight{padding:58px 0}
    .card{
      background:linear-gradient(180deg,rgba(255,255,255,.075),rgba(255,255,255,.045));
      border:1px solid var(--border);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
      transition:.24s ease;
    }
    .card:hover{
      border-color:rgba(255,61,141,.34);
      background:linear-gradient(180deg,rgba(255,255,255,.095),rgba(255,255,255,.055));
      transform:translateY(-2px);
    }
    .energy-card{position:relative;overflow:hidden}
    .energy-card:before{
      content:"";
      position:absolute;
      inset:0 0 auto 0;
      height:3px;
      background:linear-gradient(90deg,var(--primary),var(--secondary),var(--accent));
      opacity:.9;
    }
    .hero-panel{
      position:relative;
      min-height:430px;
      padding:52px;
      overflow:hidden;
      border-radius:30px;
      background:
        linear-gradient(135deg,rgba(255,61,141,.18),rgba(139,92,246,.11) 36%,rgba(34,211,238,.09)),
        rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.14);
      box-shadow:var(--shadow),var(--glow);
    }
    .hero-panel:after{
      content:"";
      position:absolute;
      width:420px;
      height:420px;
      right:-150px;
      top:-180px;
      background:conic-gradient(from 160deg,transparent,rgba(34,211,238,.2),rgba(255,61,141,.18),transparent);
      border-radius:50%;
      filter:blur(4px);
    }
    .avatar{
      width:76px;
      height:76px;
      border-radius:24px;
      background:linear-gradient(135deg,var(--primary),var(--primary-2),var(--secondary));
      display:flex;
      align-items:center;
      justify-content:center;
      box-shadow:0 0 34px rgba(255,61,141,.28);
      border:1px solid rgba(255,255,255,.24);
      flex:0 0 auto;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      color:#ffe7f3;
      background:rgba(255,61,141,.13);
      border:1px solid rgba(255,61,141,.32);
      font-size:13px;
      font-weight:800;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      min-height:30px;
      padding:5px 10px;
      border-radius:999px;
      color:#ffd7e9;
      background:rgba(255,61,141,.12);
      border:1px solid rgba(255,61,141,.28);
      font-size:12px;
      font-weight:800;
    }
    .tag.cyan{color:#cffafe;background:rgba(34,211,238,.10);border-color:rgba(34,211,238,.28)}
    .tag.hot{color:#ffedd5;background:rgba(245,158,11,.12);border-color:rgba(245,158,11,.30)}
    .tag.gray{color:#d7d7e6;background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.12)}
    .filter-pill{
      min-height:38px;
      display:inline-flex;
      align-items:center;
      padding:0 14px;
      border-radius:999px;
      border:1px solid var(--border);
      background:rgba(255,255,255,.045);
      color:rgba(215,215,230,.82);
      font-size:13px;
      font-weight:800;
      transition:.22s ease;
    }
    .filter-pill:hover,.filter-pill.active{
      color:white;
      border-color:rgba(34,211,238,.42);
      background:rgba(34,211,238,.10);
      box-shadow:0 0 20px rgba(34,211,238,.10);
    }
    .metric{
      border-radius:18px;
      padding:16px;
      background:rgba(0,0,0,.22);
      border:1px solid rgba(255,255,255,.10);
    }
    .task-line{
      height:8px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      overflow:hidden;
    }
    .task-line span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg,var(--primary),var(--secondary));
      box-shadow:0 0 16px rgba(34,211,238,.24);
    }
    .content-card{
      min-height:100%;
      position:relative;
      overflow:hidden;
    }
    .content-card .arrow{transition:.22s ease}
    .content-card:hover .arrow{transform:translateX(4px);color:var(--secondary)}
    .feature-cover{
      min-height:178px;
      border-radius:18px;
      background:
        linear-gradient(135deg,rgba(255,61,141,.24),rgba(34,211,238,.14)),
        repeating-linear-gradient(135deg,rgba(255,255,255,.08) 0 1px,transparent 1px 16px);
      border:1px solid rgba(255,255,255,.12);
      position:relative;
      overflow:hidden;
    }
    .feature-cover:after{
      content:"";
      position:absolute;
      inset:auto -30px -50px auto;
      width:180px;
      height:180px;
      border:1px solid rgba(255,255,255,.18);
      border-radius:48px;
      transform:rotate(28deg);
      background:rgba(255,255,255,.035);
    }
    .side-rail{
      position:sticky;
      top:104px;
    }
    .faq-item{
      border:1px solid var(--border);
      border-radius:18px;
      background:rgba(255,255,255,.045);
      overflow:hidden;
      transition:.22s ease;
    }
    .faq-item:hover{border-color:rgba(34,211,238,.34)}
    .faq-question{
      width:100%;
      min-height:56px;
      padding:18px 20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      text-align:left;
      color:white;
      font-weight:900;
    }
    .faq-icon{transition:.22s ease;color:var(--secondary)}
    .faq-answer{
      display:none;
      padding:0 20px 20px;
      color:var(--muted);
      font-size:15px;
      border-left:3px solid var(--primary);
      margin-left:20px;
    }
    .faq-item.open{
      background:rgba(255,255,255,.07);
      border-color:rgba(255,61,141,.34);
    }
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .faq-icon{transform:rotate(45deg)}
    .cta-panel{
      border-radius:30px;
      overflow:hidden;
      position:relative;
      background:
        linear-gradient(135deg,rgba(255,61,141,.22),rgba(139,92,246,.16),rgba(34,211,238,.10)),
        rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.14);
      box-shadow:var(--shadow),var(--glow);
    }
    .cta-panel:before{
      content:"";
      position:absolute;
      left:-20%;
      right:-20%;
      top:0;
      height:1px;
      background:linear-gradient(90deg,transparent,var(--secondary),var(--primary),transparent);
    }
    footer{
      background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(0,0,0,.24));
      border-top:1px solid var(--border);
    }
    .desktop-nav{display:flex}
    .line-clamp-2{
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .focusable:focus-visible,a:focus-visible,button:focus-visible{
      outline:3px solid rgba(34,211,238,.55);
      outline-offset:3px;
    }
    @media (max-width:1024px){
      .desktop-nav{display:none!important}
      .mobile-toggle{display:inline-flex}
      .hero-panel{padding:34px}
      .side-rail{position:static}
      .section{padding:62px 0}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 32px,1280px)}
      .hero-panel{border-radius:24px;padding:26px;min-height:auto}
      h1{font-size:36px!important;line-height:1.12!important}
      h2{font-size:28px!important;line-height:1.18!important}
      .section{padding:52px 0}
      .section-tight{padding:42px 0}
      .btn-primary,.btn-ghost{width:100%;white-space:normal;text-align:center}
      .nav-brand-text{max-width:210px}
    }
    @media (max-width:520px){
      .site-container{width:min(100% - 24px,1280px)}
      .brand-mark{width:38px;height:38px;border-radius:13px}
      .nav-brand-text{max-width:170px}
      .hero-panel{padding:22px}
      .avatar{width:62px;height:62px;border-radius:20px}
      .filter-pill{width:max-content}
    }