/* roulang page: index */
:root {
    --bg: #08101F;
    --bg-2: #0A1628;
    --primary: #00E08C;
    --accent: #22D3EE;
    --warm: #FFB020;
    --ink: #EAF1FF;
    --sub: #9DB0CF;
    --dim: #6C7C96;
    --card: rgba(255, 255, 255, .04);
    --stroke: rgba(255, 255, 255, .12);
    --glass: rgba(10, 20, 35, .72);
    --radius: 16px;
    --radius-lg: 20px;
    --shadow: 0 24px 70px rgba(0, 0, 0, .35);
    --font: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Inter', system-ui, sans-serif;
  }
  * {
    box-sizing: border-box;
  }
  html {
    scroll-behavior: smooth;
  }
  body {
    margin: 0;
    background: var(--bg);
    color: var(--ink);
    font-family: var(--font);
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }
  body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
      radial-gradient(900px 420px at 12% -5%, rgba(0, 224, 140, .10), transparent 55%),
      radial-gradient(900px 480px at 95% 8%, rgba(34, 211, 238, .08), transparent 55%),
      linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
    pointer-events: none;
  }
  a {
    color: inherit;
    text-decoration: none;
  }
  img {
    max-width: 100%;
    display: block;
  }
  button {
    font-family: inherit;
    cursor: pointer;
  }
  input {
    font-family: inherit;
  }
  h1, h2, h3, h4 {
    margin: 0;
    font-weight: 700;
  }
  .container {
    width: min(1280px, 92%);
    margin-inline: auto;
  }
  .container-narrow {
    width: min(760px, 92%);
    margin-inline: auto;
  }

  /* 页面顶部公告条 */
  .page-topbar {
    background: rgba(255, 176, 32, .08);
    border-bottom: 1px solid rgba(255, 176, 32, .14);
    color: #C2C9D9;
    font-size: 13px;
    min-height: 38px;
    display: flex;
    align-items: center;
    padding: 5px 0;
  }
  .page-topbar .container {
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .page-topbar i {
    color: var(--warm);
  }

  /* 吸顶导航 */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 60;
    transition: background .3s ease, box-shadow .3s ease, backdrop-filter .3s ease;
    background: rgba(8, 16, 31, .78);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(255, 255, 255, .08);
  }
  .header-inner {
    padding: 16px 0 0;
    transition: padding .3s ease;
  }
  .site-header.scrolled .header-inner {
    padding-top: 8px;
  }
  .header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    padding-bottom: 12px;
  }
  .brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 18px;
    letter-spacing: .02em;
    white-space: nowrap;
  }
  .brand-mark {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: linear-gradient(145deg, rgba(0, 224, 140, .22), rgba(34, 211, 238, .16));
    border: 1px solid rgba(0, 224, 140, .42);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 18px rgba(0, 224, 140, .28);
  }
  .brand-mark svg {
    width: 18px;
    height: 18px;
    stroke: var(--primary);
  }
  .brand-name {
    background: linear-gradient(90deg, #FFFFFF 18%, var(--primary) 55%, var(--accent) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
  }
  .header-search {
    flex: 0 1 300px;
    position: relative;
  }
  .header-search input {
    width: 100%;
    background: rgba(255, 255, 255, .06);
    border: 1px solid rgba(255, 255, 255, .14);
    border-radius: 999px;
    padding: 9px 38px 9px 16px;
    color: var(--ink);
    font-size: 14px;
    outline: none;
    transition: border .2s, box-shadow .2s;
  }
  .header-search input::placeholder {
    color: var(--dim);
  }
  .header-search input:focus {
    border-color: rgba(0, 224, 140, .72);
    box-shadow: 0 0 0 4px rgba(0, 224, 140, .12);
  }
  .header-search i {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--dim);
    font-size: 14px;
    pointer-events: none;
  }
  .header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: auto;
  }
  .header-hot {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--sub);
    background: rgba(255, 255, 255, .05);
    border: 1px solid var(--stroke);
    padding: 6px 12px;
    border-radius: 999px;
    white-space: nowrap;
    transition: border .2s, color .2s;
  }
  .header-hot:hover {
    color: var(--primary);
    border-color: rgba(0, 224, 140, .38);
  }
  .main-nav {
    border-top: 1px solid rgba(255, 255, 255, .07);
    display: flex;
    align-items: center;
    gap: 6px;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
  .main-nav::-webkit-scrollbar {
    display: none;
  }
  .nav-link {
    padding: 12px 14px 14px;
    font-size: 15px;
    color: var(--sub);
    white-space: nowrap;
    border-bottom: 2px solid transparent;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: color .2s, border .2s;
    font-weight: 500;
  }
  .nav-link i {
    font-size: 13px;
    color: var(--dim);
    transition: color .2s;
  }
  .nav-link:hover {
    color: var(--ink);
  }
  .nav-link:hover i {
    color: var(--primary);
  }
  .nav-link.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
  }
  .menu-toggle {
    display: none;
    background: rgba(255, 255, 255, .06);
    border: 1px solid var(--stroke);
    width: 36px;
    height: 36px;
    border-radius: 10px;
    color: var(--ink);
    align-items: center;
    justify-content: center;
  }

  /* 按钮 */
  .btn-main {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--primary);
    color: #072016;
    font-weight: 700;
    font-size: 15px;
    padding: 12px 24px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, .1);
    box-shadow: 0 8px 26px rgba(0, 224, 140, .22);
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
    white-space: nowrap;
  }
  .btn-main:hover {
    background: #35F3A6;
    transform: translateY(-1px);
    box-shadow: 0 12px 32px rgba(0, 224, 140, .28);
  }
  .btn-main:active {
    transform: translateY(0);
    filter: brightness(.96);
  }
  .btn-main:focus-visible {
    outline: 3px solid rgba(0, 224, 140, .3);
    outline-offset: 2px;
  }
  .btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: rgba(255, 255, 255, .04);
    color: var(--ink);
    font-weight: 600;
    font-size: 15px;
    padding: 11px 22px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, .18);
    transition: transform .2s, border .2s, background .2s;
    white-space: nowrap;
  }
  .btn-ghost:hover {
    border-color: rgba(0, 224, 140, .56);
    background: rgba(0, 224, 140, .06);
  }
  .btn-ghost:active {
    transform: translateY(0);
  }
  .btn-ghost:focus-visible {
    outline: 3px solid rgba(34, 211, 238, .3);
    outline-offset: 2px;
  }

  /* 页面区块标题 */
  .section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 34px;
  }
  .section-title {
    font-size: clamp(1.4rem, 2.6vw, 1.9rem);
    line-height: 1.3;
    position: relative;
    padding-left: 14px;
  }
  .section-title::before {
    content: "";
    position: absolute;
    left: 0;
    top: .12em;
    bottom: .12em;
    width: 4px;
    border-radius: 4px;
    background: linear-gradient(180deg, var(--primary), var(--accent));
    box-shadow: 0 0 12px rgba(0, 224, 140, .6);
  }
  .section-sub {
    color: var(--dim);
    font-size: 14px;
    line-height: 1.7;
    margin-top: 8px;
  }
  .more-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--sub);
    font-size: 14px;
    transition: color .2s, gap .2s;
    white-space: nowrap;
  }
  .more-link:hover {
    color: var(--primary);
    gap: 9px;
  }

  /* 玻璃卡片 */
  .glass-card {
    background: rgba(255, 255, 255, .045);
    border: 1px solid rgba(255, 255, 255, .12);
    border-radius: var(--radius);
    position: relative;
    overflow: hidden;
    transition: transform .25s ease, border .25s ease, box-shadow .25s ease;
  }
  .glass-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 18px;
    right: 18px;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .18), transparent);
  }
  .glass-card:hover {
    transform: translateY(-3px);
    border-color: rgba(0, 224, 140, .28);
    box-shadow: 0 18px 40px rgba(0, 0, 0, .24);
  }

  /* 倒计时条 */
  .countdown-strip {
    background: rgba(9, 18, 31, .72);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(255, 255, 255, .08);
    padding: 10px 0;
  }
  .countdown-grid {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 12px 18px;
  }
  .cd-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--sub);
    font-size: 14px;
    font-weight: 600;
  }
  .cd-label i {
    color: var(--warm);
  }
  .cd-time {
    display: inline-flex;
    align-items: center;
    gap: 6px;
  }
  .cd-num {
    background: rgba(0, 0, 0, .38);
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: 8px;
    color: var(--warm);
    font-family: 'Inter', ui-monospace, monospace;
    font-variant-numeric: tabular-nums;
    font-weight: 700;
    font-size: 15px;
    padding: 4px 8px;
    min-width: 38px;
    text-align: center;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, .4), 0 0 14px rgba(255, 176, 32, .08);
  }
  .cd-text {
    color: var(--dim);
    font-size: 12px;
  }
  .cd-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary);
    font-size: 13px;
    font-weight: 600;
    border: 1px solid rgba(0, 224, 140, .28);
    background: rgba(0, 224, 140, .08);
    padding: 4px 10px;
    border-radius: 999px;
  }

  /* 首页 section 间距 */
  .home-section {
    padding: 70px 0;
  }

  /* 最新资讯列表 */
  .news-row-item {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 14px 24px;
    padding: 18px 0;
    border-bottom: 1px solid rgba(255, 255, 255, .07);
    transition: background .2s;
  }
  .news-row-item:last-child {
    border-bottom: 0;
  }
  .news-row-item:hover .news-title {
    color: var(--primary);
  }
  .news-title {
    font-size: 16px;
    font-weight: 600;
    line-height: 1.55;
    transition: color .2s;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .news-summary {
    color: var(--sub);
    font-size: 14px;
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-top: 6px;
  }
  .news-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    color: var(--dim);
    font-size: 12px;
    margin-top: 12px;
  }
  .news-meta .tag {
    background: rgba(34, 211, 238, .1);
    color: var(--accent);
    border: 1px solid rgba(34, 211, 238, .18);
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 12px;
  }
  .news-read {
    font-size: 13px;
    color: var(--dim);
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: color .2s;
    white-space: nowrap;
  }
  .news-row-item:hover .news-read {
    color: var(--primary);
  }
  .big-news-card .cover-wrap {
    overflow: hidden;
    border-radius: 18px;
    position: relative;
  }
  .big-news-card img {
    width: 100%;
    height: 320px;
    object-fit: cover;
  }
  .cover-shade {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(8, 16, 31, 0) 36%, rgba(8, 16, 31, .86) 100%);
    display: flex;
    align-items: flex-end;
    padding: 20px;
  }
  .cover-shade .tag {
    margin-bottom: 10px;
  }

  /* 图片瀑布墙 */
  .visual-wall {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
  }
  .wall-card {
    border-radius: 18px;
    overflow: hidden;
    position: relative;
    min-height: 220px;
    border: 1px solid rgba(255, 255, 255, .1);
    transition: transform .28s ease, border .28s ease, box-shadow .28s ease;
  }
  .wall-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    inset: 0;
  }
  .wall-card .wall-shade {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 30%, rgba(8, 16, 31, .86) 100%);
    z-index: 1;
    display: flex;
    align-items: flex-end;
    padding: 16px;
  }
  .wall-badge {
    background: rgba(8, 16, 31, .76);
    border: 1px solid rgba(255, 255, 255, .22);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 5px 12px;
    border-radius: 999px;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
  }
  .wall-card:hover {
    transform: translateY(-3px);
    border-color: rgba(0, 224, 140, .34);
    box-shadow: 0 20px 40px rgba(0, 0, 0, .28);
  }
  .wall-card.is-lg {
    grid-column: span 2;
    grid-row: span 2;
  }
  .wall-card.is-wide {
    grid-column: span 2;
  }
  .wall-card.is-tall {
    grid-row: span 2;
  }

  /* FAQ */
  .faq-accordion {
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, .1);
    background: rgba(255, 255, 255, .035);
    overflow: hidden;
  }
  .faq-item {
    border-bottom: 1px solid rgba(255, 255, 255, .08);
  }
  .faq-item:last-child {
    border-bottom: 0;
  }
  .faq-q {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    background: transparent;
    border: 0;
    color: var(--ink);
    text-align: left;
    font-size: 16px;
    font-weight: 600;
    padding: 18px 20px;
    transition: background .2s, color .2s;
  }
  .faq-q:hover {
    background: rgba(255, 255, 255, .025);
    color: var(--primary);
  }
  .faq-q i {
    color: var(--accent);
    transition: transform .2s;
    font-size: 15px;
    flex: none;
  }
  .faq-item.open .faq-q i {
    transform: rotate(45deg);
  }
  .faq-a {
    max-height: 0;
    overflow: hidden;
    transition: max-height .28s ease, padding .28s ease;
    padding: 0 20px;
    color: var(--sub);
    font-size: 15px;
    line-height: 1.8;
  }
  .faq-item.open .faq-a {
    max-height: 320px;
    padding: 0 20px 20px;
  }

  /* CTA */
  .cta-panel {
    background: linear-gradient(90deg, rgba(0, 224, 140, .1), rgba(34, 211, 238, .07)), rgba(255, 255, 255, .03);
    border: 1px solid rgba(255, 255, 255, .14);
    border-radius: 22px;
    padding: clamp(24px, 4vw, 48px);
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    position: relative;
    overflow: hidden;
  }
  .cta-panel::after {
    content: "";
    position: absolute;
    width: 260px;
    height: 260px;
    border-radius: 50%;
    background: rgba(0, 224, 140, .1);
    filter: blur(50px);
    right: -60px;
    bottom: -90px;
    pointer-events: none;
  }
  .cta-title {
    font-size: clamp(1.3rem, 2.4vw, 1.7rem);
    line-height: 1.4;
  }

  /* 页脚 */
  .site-footer {
    margin-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, .07);
    background: rgba(4, 9, 18, .65);
  }
  .footer-main {
    padding: 50px 0 30px;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 1.4fr repeat(3, 1fr);
    gap: 34px;
  }
  .footer-brand {
    font-size: 20px;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 10px;
  }
  .footer-desc {
    color: var(--dim);
    font-size: 14px;
    margin-top: 12px;
    max-width: 320px;
  }
  .footer-col h4 {
    color: var(--ink);
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 14px;
  }
  .footer-col ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 9px;
  }
  .footer-col a {
    color: var(--sub);
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: color .2s, transform .2s;
  }
  .footer-col a:hover {
    color: var(--primary);
    transform: translateX(2px);
  }
  .footer-col a i {
    font-size: 12px;
    color: var(--dim);
  }
  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .07);
    padding: 18px 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    color: var(--dim);
    font-size: 13px;
  }

  /* 移动导航 */
  .mobile-panel {
    display: none;
  }

  /* 特色编号 */
  .feature-num {
    font-size: 13px;
    color: var(--primary);
    font-weight: 800;
    letter-spacing: .12em;
    border: 1px solid rgba(0, 224, 140, .3);
    background: rgba(0, 224, 140, .08);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 16px rgba(0, 224, 140, .1);
  }

  /* 响应式 */
  @media (max-width: 1024px) {
    .footer-grid {
      grid-template-columns: 1fr 1fr;
    }
    .visual-wall {
      grid-template-columns: repeat(3, 1fr);
    }
    .wall-card.is-lg {
      grid-column: span 2;
    }
  }
  @media (max-width: 768px) {
    .header-search {
      display: none;
    }
    .header-actions {
      margin-left: 0;
    }
    .menu-toggle {
      display: inline-flex;
    }
    .header-row {
      flex-wrap: nowrap;
    }
    .desktop-nav-wrap {
      display: none;
    }
    .mobile-panel {
      display: block;
      border-top: 1px solid rgba(255, 255, 255, .07);
      overflow: hidden;
    }
    .mobile-panel-inner {
      max-height: 0;
      overflow: hidden;
      transition: max-height .3s ease;
    }
    .mobile-panel.open .mobile-panel-inner {
      max-height: 600px;
    }
    .mobile-nav-link {
      display: block;
      padding: 12px 4px;
      color: var(--sub);
      border-bottom: 1px solid rgba(255, 255, 255, .06);
      font-size: 15px;
    }
    .mobile-nav-link.active {
      color: var(--primary);
    }
    .mobile-search {
      display: flex;
      padding: 10px 0;
      gap: 8px;
    }
    .mobile-search input {
      flex: 1;
      background: rgba(255, 255, 255, .06);
      border: 1px solid var(--stroke);
      border-radius: 10px;
      padding: 10px 12px;
      color: var(--ink);
      outline: none;
    }
    .visual-wall {
      grid-template-columns: 1fr 1fr;
    }
    .wall-card.is-lg {
      grid-column: span 2;
    }
    .footer-main {
      padding-top: 40px;
    }
    .section-head {
      flex-direction: column;
      align-items: flex-start;
      gap: 8px;
    }
  }
  @media (max-width: 520px) {
    .brand-nav {
      font-size: 15px;
    }
    .brand-mark {
      width: 30px;
      height: 30px;
    }
    .header-hot {
      display: none;
    }
    .visual-wall {
      grid-template-columns: 1fr;
    }
    .wall-card.is-lg,
    .wall-card.is-wide {
      grid-column: span 1;
    }
    .home-section {
      padding: 48px 0;
    }
    .countdown-grid {
      justify-content: flex-start;
    }
    .footer-grid {
      grid-template-columns: 1fr;
      gap: 26px;
    }
  }

/* roulang page: article */
:root {
        --bg0: #08101F;
        --bg1: #0A1628;
        --bg2: #0C1B30;
        --primary: #00E08C;
        --primary-strong: #19F5A1;
        --primary-dark: #00B974;
        --cyber: #22D3EE;
        --warn: #FFB020;
        --text: #EAF1FF;
        --text-secondary: #9DB0CF;
        --text-muted: #6C7C96;
        --panel: rgba(255, 255, 255, 0.045);
        --panel-strong: rgba(10, 22, 40, 0.82);
        --stroke: rgba(255, 255, 255, 0.12);
        --stroke-2: rgba(34, 211, 238, 0.32);
        --radius: 16px;
        --radius-sm: 12px;
        --content-width: 800px;
        --container-width: 1240px;
        --shadow: 0 18px 50px rgba(0, 0, 0, 0.36);
    }

    * {
        box-sizing: border-box;
    }

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: Inter, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        background:
            radial-gradient(circle at 18% 4%, rgba(34, 211, 238, 0.09), transparent 26%),
            radial-gradient(circle at 80% 10%, rgba(0, 224, 140, 0.08), transparent 24%),
            linear-gradient(180deg, var(--bg0) 0%, var(--bg1) 50%, #081120 100%);
        color: var(--text);
        margin: 0;
        min-height: 100vh;
        line-height: 1.75;
        -webkit-font-smoothing: antialiased;
    }

    a {
        color: inherit;
        text-decoration: none;
        transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
    }

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

    button,
    input {
        font-family: inherit;
        color: inherit;
    }

    button {
        cursor: pointer;
    }

    .container {
        max-width: var(--container-width);
        margin: 0 auto;
        padding-left: 24px;
        padding-right: 24px;
    }

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

    /* 顶部公告条 */
    .top-notice {
        background: rgba(11, 24, 43, 0.92);
        border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    }

    .top-notice-inner {
        min-height: 36px;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 10px;
        font-size: 13px;
        color: #A9BCD8;
    }

    .top-notice-inner i {
        color: var(--warn);
        font-size: 13px;
    }

    /* 吸顶导航 */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 50;
        background: rgba(8, 16, 31, 0.82);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-bottom: 1px solid rgba(255, 255, 255, 0.07);
        transition: box-shadow 0.3s ease, background 0.3s ease;
    }

    .site-header.scrolled {
        background: rgba(6, 13, 26, 0.94);
        box-shadow: 0 12px 34px rgba(0, 0, 0, 0.3);
    }

    .header-inner {
        display: flex;
        flex-direction: column;
    }

    .header-row {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 18px;
        padding-top: 14px;
        padding-bottom: 10px;
    }

    .brand-logo {
        display: inline-flex;
        align-items: center;
        gap: 11px;
        flex-shrink: 0;
    }

    .brand-mark {
        width: 38px;
        height: 38px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border-radius: 12px;
        background: linear-gradient(135deg, rgba(0, 224, 140, 0.16), rgba(34, 211, 238, 0.14));
        border: 1px solid rgba(0, 224, 140, 0.28);
        box-shadow: 0 0 22px rgba(0, 224, 140, 0.12);
    }

    .brand-mark svg {
        width: 20px;
        height: 20px;
        stroke: var(--primary);
    }

    .brand-name {
        font-weight: 700;
        font-size: 20px;
        letter-spacing: 0.02em;
        color: var(--text);
        white-space: nowrap;
    }

    .header-search {
        flex: 1;
        max-width: 380px;
        position: relative;
        display: none;
    }

    .header-search input {
        width: 100%;
        height: 40px;
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: 999px;
        padding: 0 42px 0 18px;
        font-size: 13px;
        color: var(--text);
        outline: none;
        transition: border-color 0.2s ease, box-shadow 0.2s ease;
    }

    .header-search input:focus {
        border-color: rgba(0, 224, 140, 0.5);
        box-shadow: 0 0 0 4px rgba(0, 224, 140, 0.08);
    }

    .header-search i {
        position: absolute;
        right: 16px;
        top: 50%;
        transform: translateY(-50%);
        font-size: 13px;
        color: var(--text-muted);
        pointer-events: none;
    }

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

    .header-hot {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        height: 36px;
        padding: 0 14px;
        border-radius: 999px;
        border: 1px solid rgba(255, 176, 32, 0.3);
        background: rgba(255, 176, 32, 0.07);
        color: #FFC866;
        font-size: 13px;
        white-space: nowrap;
        transition: background 0.2s ease, border-color 0.2s ease;
    }

    .header-hot:hover {
        background: rgba(255, 176, 32, 0.14);
        border-color: rgba(255, 176, 32, 0.5);
    }

    .menu-toggle {
        width: 40px;
        height: 40px;
        display: none;
        align-items: center;
        justify-content: center;
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: 12px;
        color: var(--text);
    }

    .desktop-nav-wrap {
        display: flex;
        align-items: center;
        gap: 28px;
        padding: 2px 4px 10px;
        overflow-x: auto;
        scrollbar-width: none;
    }

    .desktop-nav-wrap::-webkit-scrollbar {
        display: none;
    }

    .nav-link {
        color: var(--text-secondary);
        font-size: 15px;
        font-weight: 500;
        padding: 9px 2px 8px;
        position: relative;
        white-space: nowrap;
        border-bottom: 2px solid transparent;
    }

    .nav-link i {
        margin-right: 6px;
        font-size: 13px;
        opacity: 0.8;
    }

    .nav-link:hover {
        color: #ffffff;
    }

    .nav-link.active {
        color: var(--primary);
        border-bottom-color: var(--primary);
    }

    .mobile-panel {
        display: none;
    }

    .mobile-panel-inner {
        padding: 8px 2px 22px;
        display: flex;
        flex-direction: column;
        gap: 2px;
    }

    .mobile-search {
        position: relative;
        margin-bottom: 16px;
    }

    .mobile-search input {
        width: 100%;
        height: 44px;
        border-radius: 12px;
        border: 1px solid rgba(255, 255, 255, 0.12);
        background: rgba(255, 255, 255, 0.06);
        padding: 0 16px;
        color: var(--text);
        outline: none;
        font-size: 14px;
    }

    .mobile-nav-link {
        display: block;
        padding: 12px 8px;
        border-radius: 12px;
        color: var(--text-secondary);
        font-size: 15px;
    }

    .mobile-nav-link:hover,
    .mobile-nav-link.active {
        color: var(--primary);
        background: rgba(0, 224, 140, 0.07);
    }

    /* 文章页主体 */
    .article-main {
        padding: 42px 0 76px;
    }

    .article-container {
        max-width: var(--content-width);
        margin: 0 auto;
    }

    .breadcrumb {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 6px;
        font-size: 13px;
        color: var(--text-muted);
        margin-bottom: 24px;
    }

    .breadcrumb a {
        color: var(--text-secondary);
    }

    .breadcrumb a:hover {
        color: var(--cyber);
    }

    .breadcrumb-sep {
        color: #44567A;
    }

    .breadcrumb-current {
        color: var(--text-muted);
        max-width: 300px;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
    }

    .article-head {
        margin-bottom: 24px;
    }

    .article-title {
        font-size: clamp(1.7rem, 4vw, 2.6rem);
        line-height: 1.28;
        font-weight: 800;
        margin: 0 0 16px;
        color: #FFFFFF;
        letter-spacing: -0.01em;
    }

    .article-meta {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 10px 18px;
        font-size: 13px;
        color: var(--text-secondary);
    }

    .article-badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        height: 28px;
        padding: 0 12px;
        border-radius: 999px;
        background: rgba(34, 211, 238, 0.09);
        border: 1px solid rgba(34, 211, 238, 0.2);
        color: var(--cyber);
        font-weight: 500;
    }

    .meta-item {
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

    .meta-item i {
        font-size: 12px;
        opacity: 0.75;
    }

    .article-summary {
        position: relative;
        background: rgba(34, 211, 238, 0.055);
        border: 1px solid rgba(34, 211, 238, 0.13);
        border-radius: var(--radius-sm);
        padding: 18px 20px;
        margin: 0 0 30px;
        color: #BED4E4;
        font-size: 15px;
    }

    .article-summary::before {
        content: "";
        position: absolute;
        left: 0;
        top: 14px;
        bottom: 14px;
        width: 3px;
        border-radius: 3px;
        background: var(--cyber);
    }

    .article-body {
        position: relative;
        font-size: 16px;
        color: rgba(234, 241, 255, 0.92);
        line-height: 1.85;
        word-break: break-word;
    }

    .article-body > *:first-child {
        margin-top: 0;
    }

    .article-body p {
        margin: 0 0 22px;
    }

    .article-body h2 {
        font-size: clamp(1.3rem, 2.6vw, 1.55rem);
        color: #FFFFFF;
        line-height: 1.4;
        margin: 40px 0 16px;
        padding-left: 15px;
        position: relative;
        font-weight: 700;
    }

    .article-body h2::before {
        content: "";
        position: absolute;
        left: 0;
        top: 5px;
        bottom: 5px;
        width: 4px;
        border-radius: 4px;
        background: linear-gradient(180deg, var(--primary), var(--cyber));
    }

    .article-body h3 {
        font-size: 1.18rem;
        margin: 32px 0 10px;
        color: #FFFFFF;
        line-height: 1.45;
        font-weight: 700;
    }

    .article-body h4 {
        font-size: 1.02rem;
        margin: 24px 0 8px;
        color: #EAF1FF;
    }

    .article-body ul,
    .article-body ol {
        margin: 0 0 24px;
        padding-left: 1.4em;
    }

    .article-body li {
        margin-bottom: 10px;
    }

    .article-body blockquote {
        border-left: 4px solid var(--primary);
        background: rgba(0, 224, 140, 0.06);
        border-radius: 0 12px 12px 0;
        margin: 0 0 22px;
        padding: 12px 18px;
        color: #A9C2D8;
        word-break: break-word;
    }

    .article-body img {
        border-radius: var(--radius);
        margin: 16px auto;
        width: 100%;
        object-fit: cover;
    }

    .article-body a {
        color: var(--cyber);
        text-decoration: underline;
        text-decoration-color: rgba(34, 211, 238, 0.35);
        text-underline-offset: 4px;
    }

    .article-body a:hover {
        color: var(--primary);
    }

    .article-body table {
        width: 100%;
        border-collapse: collapse;
        margin: 18px 0 24px;
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: 12px;
        overflow: hidden;
        display: block;
        overflow-x: auto;
    }

    .article-body th,
    .article-body td {
        border: 1px solid rgba(255, 255, 255, 0.1);
        padding: 10px 14px;
        font-size: 14px;
        text-align: left;
        background: rgba(255, 255, 255, 0.02);
    }

    .article-foot {
        margin-top: 46px;
        padding-top: 24px;
        border-top: 1px solid rgba(255, 255, 255, 0.09);
    }

    .article-tags {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 8px;
    }

    .tag {
        display: inline-flex;
        align-items: center;
        gap: 4px;
        height: 30px;
        padding: 0 12px;
        border-radius: 999px;
        background: rgba(255, 255, 255, 0.045);
        border: 1px solid rgba(255, 255, 255, 0.1);
        color: var(--text-secondary);
        font-size: 13px;
    }

    .tag:hover {
        border-color: rgba(0, 224, 140, 0.3);
        color: var(--primary);
    }

    .related-section {
        margin-top: 46px;
    }

    .related-title {
        display: flex;
        align-items: center;
        gap: 10px;
        margin: 0 0 20px;
        font-size: 22px;
        font-weight: 700;
        color: #FFFFFF;
    }

    .related-title i {
        color: var(--primary);
        font-size: 18px;
    }

    .related-grid {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }

    .related-card {
        display: flex;
        overflow: hidden;
        background: rgba(255, 255, 255, 0.035);
        border: 1px solid rgba(255, 255, 255, 0.1);
        border-radius: var(--radius);
        transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
    }

    .related-card:hover {
        transform: translateY(-2px);
        border-color: rgba(0, 224, 140, 0.35);
        box-shadow: 0 14px 36px rgba(0, 0, 0, 0.25);
    }

    .related-thumb {
        flex: 0 0 118px;
        min-height: 122px;
        background: #0B1524;
        overflow: hidden;
    }

    .related-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }

    .related-card:hover .related-thumb img {
        transform: scale(1.04);
    }

    .related-copy {
        padding: 14px 16px;
        min-width: 0;
    }

    .related-copy h3 {
        font-size: 16px;
        font-weight: 600;
        color: #FFFFFF;
        margin: 0 0 8px;
        line-height: 1.4;
    }

    .related-copy p {
        font-size: 13px;
        color: var(--text-muted);
        margin: 0 0 10px;
        line-height: 1.6;
    }

    .related-copy a {
        font-size: 13px;
        color: var(--cyber);
        display: inline-flex;
        align-items: center;
        gap: 4px;
    }

    .related-copy a:hover {
        color: var(--primary);
    }

    /* 空态 */
    .article-empty {
        min-height: 50vh;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .empty-card {
        width: 100%;
        max-width: 560px;
        text-align: center;
        background: rgba(255, 255, 255, 0.035);
        border: 1px solid rgba(255, 255, 255, 0.11);
        border-radius: var(--radius);
        padding: 56px 32px;
    }

    .empty-icon {
        width: 74px;
        height: 74px;
        margin: 0 auto 20px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 50%;
        background: rgba(34, 211, 238, 0.08);
        border: 1px solid rgba(34, 211, 238, 0.22);
        color: var(--cyber);
        font-size: 26px;
    }

    .empty-card h1 {
        color: #ffffff;
        font-size: 26px;
        margin: 0 0 12px;
    }

    .empty-card p {
        color: var(--text-secondary);
        font-size: 15px;
        margin-bottom: 26px;
    }

    .btn-primary {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        height: 46px;
        padding: 0 26px;
        border-radius: 999px;
        background: var(--primary);
        color: #08251C;
        font-weight: 600;
        border: 1px solid transparent;
        transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
    }

    .btn-primary:hover {
        background: var(--primary-strong);
        transform: translateY(-1px);
        box-shadow: 0 14px 40px rgba(0, 224, 140, 0.24);
        color: #08251C;
    }

    .btn-primary:active {
        transform: translateY(0);
    }

    /* 页脚 */
    .site-footer {
        background: rgba(5, 11, 22, 0.88);
        border-top: 1px solid rgba(255, 255, 255, 0.07);
        padding-top: 56px;
        margin-top: auto;
    }

    .footer-main {
        padding-bottom: 38px;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 1.6fr 1fr 1fr 1.1fr;
        gap: 36px;
    }

    .footer-brand {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 12px;
    }

    .footer-brand .brand-mark {
        width: 30px;
        height: 30px;
        border-radius: 9px;
    }

    .footer-brand .brand-mark svg {
        width: 15px;
        height: 15px;
    }

    .footer-brand .brand-name {
        font-size: 17px;
    }

    .footer-desc {
        color: var(--text-muted);
        font-size: 13px;
        line-height: 1.75;
        max-width: 360px;
        margin: 0;
    }

    footer h4 {
        color: #EAF1FF;
        font-size: 15px;
        font-weight: 600;
        margin: 4px 0 14px;
    }

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

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

    .footer-col a {
        font-size: 13px;
        color: var(--text-secondary);
        display: inline-flex;
        align-items: center;
        gap: 5px;
    }

    .footer-col a:hover {
        color: var(--primary);
    }

    .footer-col a i {
        font-size: 11px;
        color: var(--text-muted);
    }

    .footer-col a:hover i {
        color: var(--primary);
    }

    .footer-col .text-dim {
        font-size: 13px;
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.06);
        padding: 18px 0;
    }

    .footer-bottom .text-dim {
        font-size: 12px;
    }

    /* 响应式 */
    @media (min-width: 1025px) {
        .header-search {
            display: block;
        }
    }

    @media (max-width: 1024px) {
        .desktop-nav-wrap,
        .header-hot {
            display: none;
        }

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

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

        .header-row {
            flex-wrap: wrap;
        }

        .header-actions {
            margin-left: auto;
        }
    }

    @media (max-width: 768px) {
        .container {
            padding-left: 20px;
            padding-right: 20px;
        }

        .footer-grid {
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }

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

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

        .related-thumb {
            flex-basis: 112px;
        }

        .article-main {
            padding-top: 32px;
        }
    }

    @media (max-width: 520px) {
        .container {
            padding-left: 16px;
            padding-right: 16px;
        }

        .top-notice-inner {
            font-size: 12px;
            min-height: 34px;
            padding: 4px 0;
        }

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

        .header-row {
            padding-top: 10px;
        }

        .article-title {
            font-size: 1.5rem;
        }

        .article-summary {
            padding: 14px 15px;
        }

        .footer-grid {
            grid-template-columns: 1fr;
            gap: 24px;
        }

        .footer-main {
            padding-bottom: 24px;
        }

        .footer-col ul {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2px 12px;
        }

        .empty-card {
            padding: 42px 22px;
        }

        .related-thumb {
            flex-basis: 104px;
        }

        .related-card {
            flex-direction: row;
        }
    }

/* roulang page: category1 */
:root {
    --bg: #08101F;
    --bg-soft: #0A1628;
    --bg-2: #0C1E33;
    --surface: rgba(255, 255, 255, 0.04);
    --surface-strong: rgba(255, 255, 255, 0.07);
    --line: rgba(255, 255, 255, 0.12);
    --line-strong: rgba(255, 255, 255, 0.2);
    --primary: #00E08C;
    --primary-hover: #34F7AC;
    --cyan: #22D3EE;
    --amber: #FFB020;
    --text: #EAF1FF;
    --text-2: #9DB0CF;
    --text-3: #6C7C96;
    --radius: 16px;
    --radius-sm: 12px;
    --shadow: 0 18px 55px rgba(0, 0, 0, 0.35);
    --container: 1240px;
    --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    --font-num: "Inter", ui-monospace, "SF Mono", monospace;
  }

  * {
    box-sizing: border-box;
  }

  html {
    scroll-behavior: smooth;
    scroll-padding-top: 150px;
  }

  body {
    margin: 0;
    background-color: var(--bg);
    background-image:
      radial-gradient(circle at 88% -5%, rgba(34, 211, 238, 0.12), transparent 48%),
      radial-gradient(circle at 4% 28%, rgba(0, 224, 140, 0.07), transparent 38%),
      linear-gradient(180deg, #08101F 0%, #0A1628 100%);
    color: var(--text);
    font-family: var(--font-cn);
    font-size: 16px;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
  }

  a {
    color: inherit;
    text-decoration: none;
    transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease, opacity 0.2s ease;
  }

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

  ul, ol, li, dl, dt, dd {
    margin: 0;
    padding: 0;
  }

  button,
  input {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
  }

  .container {
    width: min(var(--container), 100% - 48px);
    margin-inline: auto;
  }

  .text-dim {
    color: var(--text-3);
  }

  .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--cyan);
  }

  .eyebrow::before {
    content: "";
    width: 22px;
    height: 1px;
    background: var(--cyan);
    opacity: 0.7;
  }

  .section {
    padding: clamp(2.5rem, 6vw, 4.75rem) 0;
    position: relative;
  }

  .section-alt {
    background: rgba(9, 19, 34, 0.7);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
  }

  .section-heading {
    max-width: 820px;
    margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
  }

  .section-heading h2 {
    font-size: clamp(1.45rem, 2.6vw, 1.9rem);
    font-weight: 700;
    letter-spacing: -0.01em;
    line-height: 1.3;
    margin: 8px 0 6px;
  }

  .section-heading p {
    color: var(--text-2);
    font-size: 1rem;
    margin: 0;
  }

  h3, h4 {
    line-height: 1.4;
    margin: 0;
  }

  /* 顶部合规公告条 */
  .topbar {
    font-size: 12px;
    color: #B8C3D8;
    background: rgba(12, 24, 40, 0.92);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding: 7px 0;
  }

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

  .topbar i {
    color: var(--amber);
  }

  .topbar-left {
    display: inline-flex;
    align-items: center;
    gap: 8px;
  }

  .topbar .topbar-muted {
    color: var(--text-2);
  }

  /* 站点头部 */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(8, 16, 31, 0);
  }

  .site-header .header-inner {
    background: rgba(8, 16, 31, 0.68);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: 0 1px 0 var(--line), 0 18px 36px rgba(0, 0, 0, 0.2);
    border-radius: 0 0 16px 16px;
    padding-bottom: 14px;
    transition: padding 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
  }

  .site-header.scrolled .header-inner {
    background: rgba(6, 13, 25, 0.86);
    box-shadow: 0 1px 0 rgba(34, 211, 238, 0.12), 0 20px 38px rgba(0, 0, 0, 0.28);
  }

  .site-header.scrolled .header-row {
    padding-top: 8px;
    padding-bottom: 6px;
  }

  .header-row {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 15px 0 10px;
    transition: padding 0.3s ease;
  }

  .brand-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    font-size: 18px;
    font-weight: 700;
  }

  .brand-mark {
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: linear-gradient(145deg, rgba(0, 224, 140, 0.18), rgba(34, 211, 238, 0.1));
    border: 1px solid rgba(0, 224, 140, 0.35);
    color: var(--primary);
    flex-shrink: 0;
  }

  .brand-mark svg {
    width: 22px;
    height: 22px;
    stroke: var(--primary);
  }

  .brand-name {
    letter-spacing: 0.02em;
    color: var(--text);
    white-space: nowrap;
  }

  .header-search {
    position: relative;
    flex: 1;
    max-width: 340px;
    margin-left: auto;
  }

  .header-search input {
    width: 100%;
    height: 40px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 999px;
    padding: 0 42px 0 16px;
    font-size: 13px;
    color: var(--text);
    outline: none;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
  }

  .header-search input::placeholder {
    color: var(--text-3);
  }

  .header-search input:focus {
    border-color: rgba(0, 224, 140, 0.5);
    box-shadow: 0 0 0 3px rgba(0, 224, 140, 0.12);
  }

  .header-search i {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-3);
    font-size: 13px;
  }

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

  .header-hot {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    height: 36px;
    padding: 0 14px;
    border-radius: 999px;
    background: rgba(255, 176, 32, 0.1);
    border: 1px solid rgba(255, 176, 32, 0.22);
    font-size: 12px;
    color: #FFD180;
    font-weight: 500;
    white-space: nowrap;
  }

  .header-hot i {
    color: var(--amber);
  }

  .menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
    justify-content: center;
    align-items: center;
    cursor: pointer;
  }

  .menu-toggle:focus-visible,
  .brand-logo:focus-visible,
  .mobile-nav-link:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 3px;
  }

  .main-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    overflow-x: auto;
    scrollbar-width: none;
    margin-top: 2px;
  }

  .main-nav::-webkit-scrollbar,
  .mobile-panel-inner::-webkit-scrollbar {
    display: none;
  }

  .nav-link {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 13px;
    border-radius: 999px;
    font-size: 13px;
    color: var(--text-2);
    font-weight: 500;
    white-space: nowrap;
  }

  .nav-link i {
    font-size: 12px;
    color: var(--text-3);
    transition: color 0.2s ease;
  }

  .nav-link:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.05);
  }

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

  .nav-link.active {
    color: var(--text);
    background: rgba(0, 224, 140, 0.12);
    box-shadow: inset 0 0 0 1px rgba(0, 224, 140, 0.18);
  }

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

  .mobile-panel {
    display: none;
  }

  /* 分类锚点条 */
  .page-anchors {
    padding: 18px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    background: rgba(8, 16, 31, 0.55);
    backdrop-filter: blur(12px);
  }

  .anchor-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
  }

  .anchor-nav a {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 7px 15px;
    font-size: 13px;
    color: var(--text-2);
    border: 1px solid var(--line);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.03);
  }

  .anchor-nav a::before {
    content: "";
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0.55;
  }

  .anchor-nav a:hover {
    color: var(--text);
    border-color: rgba(0, 224, 140, 0.45);
    box-shadow: 0 0 16px rgba(0, 224, 140, 0.1);
  }

  /* 按钮 */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    border-radius: 999px;
    min-height: 44px;
    padding: 0 22px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
    border: 0;
    white-space: nowrap;
  }

  .btn-primary {
    background: var(--primary);
    color: #03130C;
    box-shadow: 0 8px 28px rgba(0, 224, 140, 0.22);
  }

  .btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 10px 32px rgba(0, 224, 140, 0.3);
  }

  .btn-primary:active {
    transform: translateY(0);
    filter: brightness(0.98);
  }

  .btn-primary:focus-visible,
  .btn-outline:focus-visible,
  .anchor-nav a:focus-visible {
    outline: 2px solid #00E08C;
    outline-offset: 3px;
  }

  .btn-outline {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text);
    border: 1px solid rgba(255, 255, 255, 0.22);
  }

  .btn-outline:hover {
    border-color: rgba(0, 224, 140, 0.58);
    color: var(--text);
    background: rgba(0, 224, 140, 0.08);
  }

  .btn-soft {
    background: rgba(34, 211, 238, 0.1);
    color: #9DEBFF;
    border: 1px solid rgba(34, 211, 238, 0.3);
  }

  .btn-soft:hover {
    background: rgba(34, 211, 238, 0.18);
    color: #E1F9FF;
  }

  .btn-sm {
    min-height: 36px;
    padding: 0 16px;
    font-size: 13px;
  }

  /* Hero 区块 */
  .category-hero {
    position: relative;
    padding: clamp(3rem, 7vw, 5rem) 0 clamp(2.5rem, 5vw, 3.5rem);
    margin-top: 14px;
    border-radius: 24px;
    overflow: hidden;
    isolation: isolate;
    background-color: #0B1B30;
    background-image: linear-gradient(90deg, rgba(6, 13, 25, 0.95) 0%, rgba(8, 18, 34, 0.72) 55%, rgba(14, 31, 49, 0.4) 100%), url("/assets/images/backpic/back-2.webp");
    background-size: cover;
    background-position: center;
  }

  .category-hero .backdrop-highlight {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -1;
    background: radial-gradient(circle at 84% 20%, rgba(0, 224, 140, 0.2), transparent 45%), radial-gradient(circle at 64% 90%, rgba(34, 211, 238, 0.13), transparent 52%);
  }

  .hero-breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 13px;
    color: var(--text-2);
    margin-bottom: 20px;
  }

  .hero-breadcrumb a {
    color: var(--text-2);
  }

  .hero-breadcrumb a:hover {
    color: var(--primary);
  }

  .hero-breadcrumb i {
    color: var(--text-3);
    font-size: 11px;
  }

  .hero-breadcrumb span {
    color: var(--text);
  }

  .category-hero h1 {
    font-size: clamp(2rem, 4vw, 3.2rem);
    line-height: 1.2;
    letter-spacing: -0.02em;
    font-weight: 700;
    margin: 8px 0 18px;
    max-width: 760px;
  }

  .hero-lead {
    max-width: 700px;
    font-size: clamp(1rem, 1.4vw, 1.08rem);
    color: var(--text-2);
    margin: 0 0 28px;
  }

  .hero-cta-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
  }

  .hero-note-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 14px 24px;
    margin-top: 2.5rem;
    color: var(--text-2);
    font-size: 14px;
  }

  .hero-note-row span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
  }

  .hero-note-row i {
    color: var(--primary);
    font-size: 12px;
  }

  /* 图文速览 */
  .guide-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(1.8rem, 4vw, 3.5rem);
    align-items: center;
  }

  .guide-media {
    border-radius: 22px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.14);
    box-shadow: var(--shadow);
    position: relative;
  }

  .guide-media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 55%, rgba(4, 10, 20, 0.42) 100%);
    pointer-events: none;
  }

  .guide-media img {
    width: 100%;
    height: 100%;
    min-height: 320px;
    object-fit: cover;
    aspect-ratio: 4 / 3;
    transition: transform 0.6s ease;
  }

  .guide-layout:hover .guide-media img {
    transform: scale(1.03);
  }

  .guide-copy .section-heading {
    margin-bottom: 20px;
  }

  .feature-num-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 18px;
  }

  .feature-num-list li {
    display: grid;
    grid-template-columns: 44px 1fr;
    gap: 14px;
    align-items: flex-start;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.028);
    border-radius: var(--radius-sm);
    border-left: 2px solid rgba(0, 224, 140, 0.55);
    transition: background 0.25s ease, border-color 0.25s ease;
  }

  .feature-num-list li:hover {
    background: rgba(255, 255, 255, 0.05);
  }

  .feature-num-list .num {
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-num);
    font-size: 13px;
    font-weight: 700;
    border-radius: 10px;
    background: rgba(0, 224, 140, 0.1);
    color: var(--primary);
    border: 1px solid rgba(0, 224, 140, 0.25);
  }

  .feature-num-list h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
  }

  .feature-num-list p {
    color: var(--text-2);
    font-size: 14px;
    margin: 0;
  }

  /* 数据带 */
  .stat-band {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-top: 28px;
  }

  .stat-cell {
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid var(--line);
    border-radius: 14px;
  }

  .stat-cell dt {
    font-size: 12px;
    color: var(--text-3);
    white-space: nowrap;
  }

  .stat-cell dd {
    font-size: 14px;
    color: var(--text);
    font-weight: 600;
    margin-top: 6px;
    line-height: 1.5;
  }

  /* 表格 */
  .table-wrap {
    background: rgba(255, 255, 255, 0.028);
    border: 1px solid var(--line);
    border-radius: 18px;
    overflow: hidden;
    overflow-x: auto;
  }

  .content-table {
    width: 100%;
    min-width: 760px;
    border-collapse: collapse;
    font-size: 14px;
  }

  .content-table th,
  .content-table td {
    text-align: left;
    padding: 15px 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    vertical-align: top;
  }

  .content-table tr:last-child td {
    border-bottom: 0;
  }

  .content-table thead th {
    background: rgba(0, 224, 140, 0.06);
    font-size: 13px;
    color: #A9FBD9;
    font-weight: 600;
    letter-spacing: 0.02em;
  }

  .content-table tbody td {
    color: var(--text-2);
  }

  .content-table strong {
    color: var(--text);
    font-weight: 600;
  }

  .table-note {
    margin-top: 14px;
    font-size: 13px;
    color: var(--text-3);
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .table-note i {
    color: var(--amber);
  }

  .tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 10px;
    background: rgba(34, 211, 238, 0.1);
    border: 1px solid rgba(34, 211, 238, 0.22);
    color: var(--cyan);
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
  }

  /* 步骤流程 */
  .steps-list {
    list-style: none;
    counter-reset: stepCounter;
    display: flex;
    flex-direction: column;
    gap: 18px;
  }

  .step-item {
    counter-increment: stepCounter;
    display: grid;
    grid-template-columns: 68px 1fr;
    gap: 18px;
    background: rgba(255, 255, 255, 0.028);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 20px 22px;
    position: relative;
    transition: background 0.25s ease, border-color 0.25s ease, transform 0.25s ease;
  }

  .step-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(0, 224, 140, 0.28);
    transform: translateY(-2px);
  }

  .step-item .step-index {
    width: 56px;
    height: 56px;
    border-radius: 15px;
    background: linear-gradient(145deg, rgba(0, 224, 140, 0.18), rgba(34, 211, 238, 0.08));
    border: 1px solid rgba(0, 224, 140, 0.3);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-num);
    font-size: 20px;
    font-weight: 700;
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.18);
  }

  .step-item h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
  }

  .step-item p {
    color: var(--text-2);
    font-size: 14px;
    margin: 0;
  }

  /* 术语 */
  .term-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    list-style: none;
  }

  .term-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    padding: 18px;
    transition: border-color 0.25s ease, background 0.25s ease;
  }

  .term-card:hover {
    border-color: rgba(0, 224, 140, 0.3);
    background: rgba(255, 255, 255, 0.045);
  }

  .term-card strong {
    display: block;
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text);
  }

  .term-card strong::before {
    content: "";
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary);
    margin-right: 9px;
    vertical-align: 2px;
  }

  .term-card p {
    font-size: 14px;
    color: var(--text-2);
    margin: 0;
  }

  /* FAQ */
  .faq-layout {
    display: grid;
    grid-template-columns: 4fr 8fr;
    gap: clamp(2rem, 5vw, 4rem);
    align-items: start;
  }

  .faq-aside h2 {
    font-size: clamp(1.5rem, 2.4vw, 1.9rem);
    line-height: 1.3;
    margin: 12px 0 10px;
  }

  .faq-aside p {
    color: var(--text-2);
    font-size: 15px;
    margin: 0;
  }

  .faq-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .faq-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 14px;
    overflow: hidden;
    transition: border-color 0.25s ease, background 0.25s ease;
  }

  .faq-item.active {
    border-color: rgba(0, 224, 140, 0.35);
    background: rgba(255, 255, 255, 0.045);
  }

  .faq-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    background: transparent;
    border: 0;
    padding: 16px 18px;
    text-align: left;
    color: var(--text);
    cursor: pointer;
    transition: color 0.2s ease;
  }

  .faq-toggle:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: -2px;
  }

  .faq-q {
    font-size: 15px;
    font-weight: 600;
    line-height: 1.55;
  }

  .faq-icon {
    width: 28px;
    height: 28px;
    min-width: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(34, 211, 238, 0.09);
    border: 1px solid rgba(34, 211, 238, 0.18);
    color: var(--cyan);
    font-size: 12px;
    transition: transform 0.2s ease, background 0.2s ease;
  }

  .faq-item.active .faq-icon {
    transform: rotate(45deg);
    background: rgba(0, 224, 140, 0.12);
    border-color: rgba(0, 224, 140, 0.35);
    color: var(--primary);
  }

  .faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.28s ease;
  }

  .faq-answer-inner {
    padding: 0 18px 18px;
    color: var(--text-2);
    font-size: 14px;
    line-height: 1.8;
  }

  .faq-answer-inner::before {
    content: "";
    display: block;
    width: 48px;
    height: 1px;
    background: rgba(0, 224, 140, 0.4);
    margin-bottom: 12px;
  }

  /* CTA */
  .cta-band {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--line);
    border-radius: 24px;
    padding: clamp(1.8rem, 4vw, 3rem);
    background-image: url("/assets/images/backpic/back-1.webp");
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
  }

  .cta-band::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(6, 13, 25, 0.95), rgba(8, 18, 33, 0.82));
    z-index: 0;
  }

  .cta-band > * {
    position: relative;
    z-index: 1;
  }

  .cta-band h2 {
    font-size: clamp(1.4rem, 2.4vw, 1.9rem);
    margin-bottom: 10px;
  }

  .cta-band .cta-copy {
    max-width: 720px;
    color: var(--text-2);
    margin-bottom: 24px;
  }

  .cta-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px 18px;
  }

  .text-link {
    color: var(--cyan);
    font-weight: 500;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    gap: 7px;
  }

  .text-link:hover {
    color: #7FE2FF;
  }

  .text-link:hover i {
    transform: translateX(3px);
  }

  /* 相关栏目 */
  .rel-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
  }

  .rel-card {
    display: flex;
    gap: 14px;
    padding: 18px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--line);
    border-radius: 16px;
    min-height: 118px;
    align-items: flex-start;
    transition: all 0.25s ease;
  }

  .rel-card:hover {
    background: rgba(255, 255, 255, 0.055);
    border-color: rgba(34, 211, 238, 0.35);
    transform: translateY(-2px);
  }

  .rel-icon {
    width: 42px;
    height: 42px;
    min-width: 42px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 224, 140, 0.1);
    border: 1px solid rgba(0, 224, 140, 0.24);
    color: var(--primary);
    font-size: 15px;
  }

  .rel-card strong {
    display: block;
    color: var(--text);
    font-size: 15px;
    margin-bottom: 5px;
  }

  .rel-card p {
    color: var(--text-2);
    font-size: 13px;
    line-height: 1.6;
    margin: 0;
  }

  .rel-card i.fa-arrow-right {
    margin-left: auto;
    color: var(--text-3);
    align-self: center;
  }

  .rel-card:hover i.fa-arrow-right {
    color: var(--primary);
    transform: translateX(3px);
  }

  /* 页脚 */
  .site-footer {
    background: rgba(5, 10, 19, 0.96);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    margin-top: clamp(1.5rem, 4vw, 3rem);
    color: #C4D0E5;
  }

  .footer-main {
    padding: clamp(2rem, 5vw, 3.5rem) 0 2.5rem;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.15fr;
    gap: clamp(1.5rem, 4vw, 3rem);
  }

  .footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
  }

  .footer-desc {
    margin-top: 16px;
    color: var(--text-2);
    font-size: 14px;
    line-height: 1.7;
    max-width: 340px;
  }

  .footer-col h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 12px;
  }

  .footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
  }

  .footer-col a,
  .footer-col .text-dim {
    color: var(--text-2);
    font-size: 13px;
    display: inline-flex;
    gap: 8px;
  }

  .footer-col a i {
    color: var(--text-3);
    font-size: 11px;
    transition: color 0.2s;
  }

  .footer-col a:hover {
    color: var(--primary);
  }

  .footer-col a:hover i {
    color: var(--primary);
  }

  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.07);
    padding: 1rem 0;
  }

  /* 移动导航面板样式 */
  @media (max-width: 1180px) {
    .header-search {
      max-width: 220px;
    }
  }

  @media (max-width: 1024px) {
    .desktop-nav-wrap {
      display: none;
    }

    .header-search {
      display: none;
    }

    .header-hot {
      display: none;
    }

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

    .site-header {
      position: relative;
    }

    .site-header.scrolled .site-header {
      position: sticky;
    }

    .mobile-panel {
      display: block;
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease;
    }

    .mobile-panel.open {
      max-height: 520px;
    }

    .mobile-panel-inner {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 10px;
      display: flex;
      flex-direction: column;
      gap: 4px;
    }

    .mobile-search {
      position: relative;
      margin-bottom: 6px;
    }

    .mobile-search input {
      width: 100%;
      height: 40px;
      border-radius: 999px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--line);
      color: var(--text);
      padding: 0 14px;
    }

    .mobile-nav-link {
      padding: 11px 4px;
      color: var(--text-2);
      font-size: 15px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

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

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

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

  @media (max-width: 900px) {
    .guide-layout,
    .faq-layout {
      grid-template-columns: 1fr;
    }

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

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

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

  @media (max-width: 640px) {
    .container {
      width: calc(100% - 32px);
    }

    html {
      scroll-padding-top: 20px;
    }

    .brand-logo {
      font-size: 14px;
    }

    .brand-mark {
      width: 32px;
      height: 32px;
      border-radius: 8px;
    }

    .brand-mark svg {
      width: 18px;
      height: 18px;
    }

    .topbar {
      font-size: 11px;
    }

    .category-hero {
      padding-top: 2.2rem;
    }

    .hero-note-row {
      flex-direction: column;
      align-items: flex-start;
      gap: 6px;
    }

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

    .anchor-nav a {
      flex: 0 0 auto;
      padding: 6px 11px;
      font-size: 12px;
    }

    .anchor-nav {
      flex-wrap: nowrap;
      justify-content: flex-start;
      overflow-x: auto;
      scrollbar-width: none;
    }

    .step-item {
      grid-template-columns: 50px 1fr;
      padding: 16px;
      gap: 13px;
    }

    .step-item .step-index {
      width: 42px;
      height: 42px;
      font-size: 16px;
      border-radius: 12px;
    }

    .feature-num-list li {
      grid-template-columns: 1fr;
      gap: 8px;
    }

    .table-wrap {
      width: 100%;
    }

    .content-table {
      min-width: 680px;
    }

    .rel-card i.fa-arrow-right {
      display: none;
    }

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

    .stat-cell {
      padding: 12px 14px;
    }

    .stat-cell dt {
      white-space: normal;
    }
  }

  @media (max-width: 380px) {
    .brand-name {
      font-size: 13px;
    }
  }

/* roulang page: category2 */
:root {
      --bg-deep: #08101F;
      --bg-soft: #0A1628;
      --primary: #00E08C;
      --primary-bright: #29F0A6;
      --accent: #22D3EE;
      --warn: #FFB020;
      --text-main: #EAF1FF;
      --text-sub: #9DB0CF;
      --text-dim: #6C7C96;
      --card-bg: rgba(255, 255, 255, 0.04);
      --card-line: rgba(255, 255, 255, 0.12);
      --radius: 16px;
      --radius-lg: 20px;
      --shadow-glow: 0 20px 60px rgba(0, 0, 0, 0.35);
    }
    * {
      box-sizing: border-box;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      margin: 0;
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Inter", sans-serif;
      background: var(--bg-deep);
      color: var(--text-main);
      line-height: 1.75;
      -webkit-font-smoothing: antialiased;
    }
    body::before {
      content: "";
      position: fixed;
      inset: 0;
      background:
        radial-gradient(circle at 72% 18%, rgba(0, 224, 140, 0.08), transparent 32%),
        radial-gradient(circle at 8% 68%, rgba(34, 211, 238, 0.06), transparent 30%),
        linear-gradient(180deg, #08101F 0%, #0A1628 100%);
      z-index: -1;
      pointer-events: none;
    }
    .container {
      width: 100%;
      max-width: 1280px;
      margin: 0 auto;
      padding-left: 24px;
      padding-right: 24px;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: color 0.2s ease;
    }
    img {
      max-width: 100%;
      display: block;
      border-radius: var(--radius);
    }
    button,
    input {
      font-family: inherit;
      outline: none;
    }
    .text-dim {
      color: var(--text-dim);
    }

    /* 顶部合规提示条 */
    .notice-strip {
      background: #0E1B2F;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      color: var(--text-sub);
      font-size: 12px;
      line-height: 32px;
      position: relative;
      z-index: 60;
    }
    .notice-strip-inner {
      display: flex;
      align-items: center;
      gap: 10px;
      white-space: nowrap;
      overflow: hidden;
    }
    .notice-strip-inner i {
      color: var(--warn);
      font-size: 12px;
    }
    .notice-strip-inner span {
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    /* 吸顶导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      background: rgba(8, 16, 31, 0.86);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      transition: box-shadow 0.25s ease, padding 0.25s ease, background 0.3s ease;
    }
    .site-header.scrolled {
      background: rgba(6, 13, 26, 0.92);
      box-shadow: 0 18px 42px rgba(0, 0, 0, 0.3);
    }
    .header-inner {
      padding-top: 12px;
      padding-bottom: 10px;
      transition: padding 0.25s ease;
    }
    .site-header.scrolled .header-inner {
      padding-top: 8px;
      padding-bottom: 6px;
    }
    .header-row {
      display: flex;
      align-items: center;
      gap: 20px;
    }
    .brand-logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
      transition: transform 0.2s ease;
    }
    .brand-logo:hover {
      opacity: 0.92;
    }
    .brand-mark {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 36px;
      height: 36px;
      border-radius: 11px;
      background: rgba(0, 224, 140, 0.12);
      border: 1px solid rgba(0, 224, 140, 0.38);
      color: var(--primary);
      flex-shrink: 0;
    }
    .brand-mark svg {
      width: 20px;
      height: 20px;
    }
    .brand-name {
      font-size: 1.06rem;
      font-weight: 700;
      letter-spacing: 0.02em;
      color: var(--text-main);
      white-space: nowrap;
    }
    .header-search {
      position: relative;
      flex: 1;
      max-width: 500px;
      margin-left: auto;
    }
    .header-search input {
      width: 100%;
      height: 40px;
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 999px;
      padding: 0 42px 0 16px;
      color: var(--text-main);
      font-size: 0.88rem;
      transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    }
    .header-search input::placeholder {
      color: var(--text-dim);
    }
    .header-search input:focus {
      border-color: rgba(0, 224, 140, 0.65);
      background: rgba(0, 224, 140, 0.04);
      box-shadow: 0 0 0 4px rgba(0, 224, 140, 0.1);
    }
    .header-search i {
      position: absolute;
      right: 16px;
      top: 50%;
      transform: translateY(-50%);
      color: var(--text-sub);
      font-size: 0.9rem;
      pointer-events: none;
    }
    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-left: auto;
    }
    .header-search + .header-actions {
      margin-left: 0;
    }
    .header-hot {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      height: 36px;
      padding: 0 14px;
      border-radius: 999px;
      background: rgba(255, 176, 32, 0.08);
      border: 1px solid rgba(255, 176, 32, 0.22);
      color: var(--warn);
      font-size: 0.8rem;
      white-space: nowrap;
      transition: border-color 0.2s ease, background 0.2s ease;
    }
    .header-hot:hover {
      border-color: rgba(255, 176, 32, 0.5);
      background: rgba(255, 176, 32, 0.14);
    }
    .menu-toggle {
      display: none;
      width: 38px;
      height: 38px;
      border: 1px solid rgba(255, 255, 255, 0.14);
      background: rgba(255, 255, 255, 0.05);
      border-radius: 10px;
      color: var(--text-main);
      font-size: 1rem;
      cursor: pointer;
      transition: border-color 0.2s ease, color 0.2s ease;
    }
    .menu-toggle:hover {
      border-color: rgba(0, 224, 140, 0.55);
    }

    /* 导航频道 */
    .desktop-nav-wrap {
      display: flex;
      align-items: center;
      gap: 4px;
      margin-top: 12px;
      flex-wrap: nowrap;
      overflow-x: auto;
      scrollbar-width: none;
    }
    .desktop-nav-wrap::-webkit-scrollbar {
      display: none;
    }
    .nav-link {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      height: 36px;
      padding: 0 13px;
      border-radius: 9px;
      font-size: 0.88rem;
      color: var(--text-sub);
      white-space: nowrap;
      border-bottom: 2px solid transparent;
      transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
    }
    .nav-link i {
      font-size: 0.82rem;
      opacity: 0.9;
    }
    .nav-link:hover {
      color: var(--text-main);
      background: rgba(255, 255, 255, 0.04);
    }
    .nav-link.active {
      color: var(--primary);
      background: rgba(0, 224, 140, 0.08);
      border-bottom-color: var(--primary);
    }

    /* 移动面板 */
    .mobile-panel {
      display: none;
      padding-top: 12px;
    }
    .mobile-panel.open {
      display: block;
    }
    .mobile-panel-inner {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius);
      padding: 12px;
    }
    .mobile-search {
      margin-bottom: 10px;
    }
    .mobile-search input {
      width: 100%;
      height: 40px;
      background: rgba(0, 0, 0, 0.25);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 10px;
      padding: 0 12px;
      color: var(--text-main);
    }
    .mobile-nav-link {
      display: block;
      padding: 12px 12px;
      border-radius: 10px;
      color: var(--text-sub);
      font-size: 0.95rem;
      transition: color 0.2s ease, background 0.2s ease;
    }
    .mobile-nav-link:hover {
      color: var(--text-main);
      background: rgba(0, 224, 140, 0.06);
    }
    .mobile-nav-link.active {
      color: var(--primary);
      background: rgba(0, 224, 140, 0.09);
    }

    /* 按钮 */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      min-height: 44px;
      padding: 0 22px;
      border-radius: 999px;
      font-size: 0.92rem;
      font-weight: 600;
      border: 1px solid transparent;
      cursor: pointer;
      background: none;
      transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
    }
    .btn:focus-visible {
      outline: 3px solid rgba(0, 224, 140, 0.35);
      outline-offset: 3px;
    }
    .btn-primary {
      background: var(--primary);
      color: #07120D;
      border-color: var(--primary);
      box-shadow: 0 10px 26px rgba(0, 224, 140, 0.22);
    }
    .btn-primary:hover {
      background: var(--primary-bright);
      transform: translateY(-1px);
      box-shadow: 0 14px 34px rgba(0, 224, 140, 0.32);
    }
    .btn-primary:active {
      transform: translateY(0);
      box-shadow: 0 6px 16px rgba(0, 224, 140, 0.24);
    }
    .btn-ghost {
      background: rgba(255, 255, 255, 0.04);
      border-color: rgba(255, 255, 255, 0.16);
      color: var(--text-main);
    }
    .btn-ghost:hover {
      border-color: rgba(0, 224, 140, 0.6);
      background: rgba(0, 224, 140, 0.05);
      color: var(--primary);
      transform: translateY(-1px);
    }
    .btn-ghost:active {
      transform: translateY(0);
    }

    /* 分类 Hero */
    .category-hero {
      position: relative;
      padding: 82px 0 68px;
      background-image: url("/assets/images/backpic/back-2.webp");
      background-size: cover;
      background-position: center center;
      border-bottom: 1px solid rgba(255, 255, 255, 0.07);
      overflow: hidden;
    }
    .category-hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, rgba(5, 11, 22, 0.94) 0%, rgba(5, 11, 22, 0.78) 48%, rgba(5, 13, 24, 0.58) 100%);
    }
    .category-hero::after {
      content: "";
      position: absolute;
      right: -160px;
      top: -120px;
      width: 420px;
      height: 420px;
      background: radial-gradient(circle, rgba(0, 224, 140, 0.2), transparent 66%);
      pointer-events: none;
    }
    .hero-layer {
      position: relative;
      z-index: 2;
      max-width: 820px;
    }
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      height: 28px;
      padding: 0 12px;
      background: rgba(0, 224, 140, 0.1);
      border: 1px solid rgba(0, 224, 140, 0.3);
      border-radius: 999px;
      font-size: 0.78rem;
      color: var(--primary);
      margin-bottom: 20px;
      letter-spacing: 0.02em;
    }
    .category-hero h1 {
      font-size: clamp(2.4rem, 5vw, 3.8rem);
      line-height: 1.2;
      letter-spacing: 0.01em;
      margin: 0 0 22px;
      font-weight: 800;
    }
    .category-hero .hero-desc {
      font-size: 1.08rem;
      color: var(--text-sub);
      max-width: 640px;
      margin: 0 0 28px;
      line-height: 1.8;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      align-items: center;
    }

    /* 锚点栏 */
    .anchor-bar {
      position: sticky;
      top: 110px;
      z-index: 20;
      background: rgba(9, 15, 28, 0.8);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border: 1px solid rgba(255, 255, 255, 0.09);
      border-radius: 16px;
      margin: -28px 0 0;
      padding: 12px 14px;
      display: flex;
      gap: 8px;
      overflow-x: auto;
      scrollbar-width: none;
    }
    .anchor-bar::-webkit-scrollbar {
      display: none;
    }
    .anchor-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 7px 14px;
      border-radius: 999px;
      background: transparent;
      color: var(--text-sub);
      font-size: 0.82rem;
      white-space: nowrap;
      border: 1px solid transparent;
      transition: all 0.2s ease;
    }
    .anchor-link i {
      font-size: 0.75rem;
      color: var(--accent);
    }
    .anchor-link:hover {
      background: rgba(255, 255, 255, 0.05);
      color: var(--text-main);
    }

    /* 通用 section */
    .section-block {
      padding: 84px 0;
      position: relative;
    }
    .section-block.tinted {
      background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0.035));
    }
    .section-title {
      font-size: clamp(1.6rem, 3vw, 2.1rem);
      font-weight: 700;
      line-height: 1.3;
      margin: 0 0 14px;
      letter-spacing: 0.01em;
    }
    .section-eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      color: var(--primary);
      font-size: 0.78rem;
      font-weight: 600;
      letter-spacing: 0.08em;
      margin-bottom: 14px;
      text-transform: uppercase;
    }
    .section-desc {
      font-size: 1rem;
      color: var(--text-sub);
      max-width: 720px;
      margin: 0 0 36px;
      line-height: 1.85;
    }
    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 36px;
    }
    .section-head .left {
      max-width: 720px;
    }
    .section-head .section-title {
      margin-bottom: 10px;
    }
    .section-head .section-desc {
      margin-bottom: 0;
    }

    /* 速览时间轴 */
    .overview-split {
      display: grid;
      grid-template-columns: 1.05fr 0.95fr;
      gap: 48px;
      align-items: center;
    }
    .overview-copy p + p {
      margin-top: 16px;
    }
    .overview-copy .lead {
      color: var(--text-sub);
      font-size: 1.02rem;
    }
    .timeline-panel {
      background: var(--card-bg);
      border: 1px solid var(--card-line);
      border-radius: var(--radius-lg);
      padding: 30px;
      position: relative;
      overflow: hidden;
    }
    .timeline-panel::before {
      content: "";
      position: absolute;
      left: 0;
      top: 0;
      width: 100%;
      height: 1px;
      background: linear-gradient(90deg, transparent, var(--primary), transparent);
      opacity: 0.7;
    }
    .timeline-panel .panel-caption {
      font-size: 0.9rem;
      color: var(--text-sub);
      margin-bottom: 18px;
    }
    .timeline-item {
      position: relative;
      padding: 14px 0 14px 24px;
      border-left: 1px solid rgba(255, 255, 255, 0.14);
    }
    .timeline-item:last-child {
      padding-bottom: 4px;
    }
    .timeline-item::before {
      content: "";
      position: absolute;
      left: -6px;
      top: 20px;
      width: 11px;
      height: 11px;
      border-radius: 50%;
      background: var(--primary);
      box-shadow: 0 0 0 4px rgba(0, 224, 140, 0.12), 0 0 14px rgba(0, 224, 140, 0.4);
    }
    .timeline-item .time-tag {
      display: block;
      font-size: 0.8rem;
      color: var(--warn);
      margin-bottom: 4px;
      font-weight: 600;
    }
    .timeline-item .time-name {
      display: block;
      font-size: 0.98rem;
      color: var(--text-main);
      font-weight: 600;
    }
    .timeline-item .time-note {
      display: block;
      font-size: 0.85rem;
      color: var(--text-dim);
      margin-top: 4px;
    }

    /* 使用流程 */
    .step-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
    }
    .step-card {
      position: relative;
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius);
      padding: 28px 22px;
      transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
    }
    .step-card:hover {
      transform: translateY(-4px);
      border-color: rgba(0, 224, 140, 0.25);
      background: rgba(255, 255, 255, 0.05);
    }
    .step-index {
      display: inline-block;
      font-size: 0.8rem;
      font-weight: 700;
      color: var(--primary);
      background: rgba(0, 224, 140, 0.1);
      border: 1px solid rgba(0, 224, 140, 0.22);
      width: 30px;
      height: 30px;
      line-height: 28px;
      text-align: center;
      border-radius: 999px;
      margin-bottom: 20px;
    }
    .step-card h3 {
      font-size: 1.06rem;
      font-weight: 600;
      margin: 0 0 12px;
      color: var(--text-main);
    }
    .step-card p {
      color: var(--text-sub);
      font-size: 0.92rem;
      line-height: 1.75;
      margin: 0;
    }

    /* 表格 */
    .table-shell {
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius);
      background: rgba(255, 255, 255, 0.025);
      overflow: hidden;
    }
    .table-scroll {
      overflow-x: auto;
    }
    .stage-table {
      width: 100%;
      min-width: 700px;
      border-collapse: collapse;
    }
    .stage-table th {
      text-align: left;
      padding: 16px 20px;
      background: rgba(255, 255, 255, 0.04);
      color: var(--text-sub);
      font-size: 0.8rem;
      font-weight: 600;
      letter-spacing: 0.03em;
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
      white-space: nowrap;
    }
    .stage-table td {
      padding: 18px 20px;
      font-size: 0.9rem;
      color: var(--text-sub);
      vertical-align: top;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      line-height: 1.7;
    }
    .stage-table tr:last-child td {
      border-bottom: 0;
    }
    .stage-table td strong {
      display: block;
      color: var(--text-main);
      font-weight: 600;
      margin-bottom: 4px;
    }
    .mini-tag {
      display: inline-flex;
      align-items: center;
      gap: 5px;
      font-size: 0.76rem;
      border-radius: 999px;
      padding: 3px 9px;
      background: rgba(255, 176, 32, 0.08);
      border: 1px solid rgba(255, 176, 32, 0.16);
      color: var(--warn);
    }
    .mini-tag.green {
      background: rgba(0, 224, 140, 0.08);
      border-color: rgba(0, 224, 140, 0.2);
      color: var(--primary);
    }

    /* 日程看点图墙 */
    .visual-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      grid-template-rows: repeat(2, 220px);
      gap: 16px;
    }
    .visual-card {
      position: relative;
      border-radius: var(--radius);
      overflow: hidden;
      border: 1px solid rgba(255, 255, 255, 0.1);
      background: #0C1A2B;
    }
    .visual-card img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      border-radius: 0;
      transition: transform 0.5s ease, filter 0.5s ease;
    }
    .visual-card::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(6, 12, 22, 0.1) 30%, rgba(6, 12, 22, 0.86) 100%);
      transition: background 0.3s ease;
    }
    .visual-card:hover img {
      transform: scale(1.05);
    }
    .visual-card-large {
      grid-column: span 2;
      grid-row: span 2;
    }
    .visual-card:nth-child(2) {
      grid-column: 3;
      grid-row: 1;
    }
    .visual-card:nth-child(3) {
      grid-column: 4;
      grid-row: 1;
    }
    .visual-card:nth-child(4) {
      grid-column: 3;
      grid-row: 2;
    }
    .visual-card:nth-child(5) {
      grid-column: 4;
      grid-row: 2;
    }
    .visual-card-content {
      position: absolute;
      left: 16px;
      right: 16px;
      bottom: 16px;
      z-index: 2;
    }
    .visual-card-content .mini-tag {
      background: rgba(8, 16, 31, 0.72);
      border-color: rgba(255, 255, 255, 0.17);
      color: var(--text-main);
      backdrop-filter: blur(6px);
      margin-bottom: 8px;
    }
    .visual-card-content strong {
      display: block;
      font-size: 0.94rem;
      font-weight: 600;
      color: #fff;
      line-height: 1.5;
    }
    .visual-card-large .visual-card-content strong {
      font-size: 1.2rem;
    }
    .visual-card-content span {
      display: block;
      font-size: 0.76rem;
      color: var(--text-sub);
      margin-top: 4px;
    }

    /* CTA 面板 */
    .cta-panel {
      position: relative;
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 22px;
      overflow: hidden;
      background: linear-gradient(120deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.02));
      padding: 44px 48px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 32px;
    }
    .cta-panel::before {
      content: "";
      position: absolute;
      inset: 0 0 auto 0;
      height: 1px;
      background: linear-gradient(90deg, transparent, var(--primary), transparent);
      opacity: 0.7;
    }
    .cta-panel h2 {
      font-size: clamp(1.5rem, 2.6vw, 2rem);
      margin: 0 0 12px;
      line-height: 1.3;
    }
    .cta-panel p {
      color: var(--text-sub);
      margin: 0;
      max-width: 600px;
      line-height: 1.8;
    }
    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      flex-shrink: 0;
      justify-content: flex-end;
    }

    /* FAQ */
    .faq-layout {
      display: grid;
      grid-template-columns: 0.85fr 1.15fr;
      gap: 48px;
      align-items: start;
    }
    .faq-side {
      position: sticky;
      top: 140px;
    }
    .faq-list {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .faq-item {
      background: rgba(255, 255, 255, 0.035);
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: 14px;
      transition: border-color 0.2s ease, background 0.2s ease;
    }
    .faq-item.open {
      border-color: rgba(0, 224, 140, 0.25);
      background: rgba(0, 224, 140, 0.035);
    }
    .faq-question {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      width: 100%;
      padding: 16px 18px;
      background: transparent;
      border: 0;
      color: var(--text-main);
      font-size: 0.95rem;
      font-weight: 500;
      text-align: left;
      cursor: pointer;
      line-height: 1.6;
    }
    .faq-question:hover {
      color: var(--primary);
    }
    .faq-icon {
      width: 26px;
      height: 26px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 50%;
      background: rgba(255, 255, 255, 0.06);
      border: 1px solid rgba(255, 255, 255, 0.08);
      color: var(--primary);
      font-size: 0.85rem;
      font-style: normal;
      flex-shrink: 0;
      transition: transform 0.2s ease;
    }
    .faq-item.open .faq-icon {
      transform: rotate(45deg);
      background: rgba(0, 224, 140, 0.12);
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.28s ease;
    }
    .faq-answer-inner {
      padding: 0 18px 18px;
      color: var(--text-sub);
      font-size: 0.92rem;
      line-height: 1.85;
    }

    /* 页脚 */
    .site-footer {
      background: #060C17;
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 56px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1fr;
      gap: 44px;
      margin-bottom: 40px;
    }
    .footer-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 14px;
    }
    .footer-brand .brand-name {
      font-size: 1.1rem;
    }
    .footer-desc {
      color: var(--text-dim);
      font-size: 0.88rem;
      max-width: 330px;
      line-height: 1.8;
      margin: 0;
    }
    .footer-col h4 {
      color: var(--text-main);
      font-size: 0.92rem;
      font-weight: 600;
      margin: 0 0 14px;
    }
    .footer-col ul {
      list-style: none;
      padding: 0;
      margin: 0;
    }
    .footer-col li {
      margin-bottom: 10px;
      font-size: 0.86rem;
      color: var(--text-dim);
    }
    .footer-col ul a {
      color: var(--text-sub);
    }
    .footer-col ul a:hover {
      color: var(--primary);
    }
    .footer-col ul i {
      font-size: 0.72rem;
      margin-right: 6px;
      color: var(--text-dim);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding: 18px 0;
    }
    .footer-bottom .text-xs {
      font-size: 0.74rem;
    }

    /* 响应式 */
    @media (max-width: 1024px) {
      .overview-split {
        gap: 28px;
      }
      .step-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .visual-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: 200px 200px 200px;
      }
      .visual-card-large {
        grid-column: span 2;
        grid-row: span 1;
      }
      .visual-card:nth-child(2),
      .visual-card:nth-child(3),
      .visual-card:nth-child(4),
      .visual-card:nth-child(5) {
        grid-column: span 1;
      }
      .visual-card:nth-child(2) {
        grid-row: 2;
      }
      .visual-card:nth-child(3) {
        grid-row: 2;
      }
      .visual-card:nth-child(4) {
        grid-row: 3;
      }
      .visual-card:nth-child(5) {
        grid-row: 3;
      }
      .cta-panel {
        flex-direction: column;
        align-items: flex-start;
        padding: 34px;
      }
      .cta-actions {
        justify-content: flex-start;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .anchor-bar {
        top: 92px;
      }
    }
    @media (max-width: 768px) {
      .header-actions {
        gap: 8px;
      }
      .header-hot {
        display: none;
      }
      .header-search {
        max-width: 240px;
      }
      .desktop-nav-wrap {
        display: none;
      }
      .menu-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
      }
      .anchor-bar {
        margin-top: -18px;
        top: 76px;
      }
      .section-block {
        padding: 60px 0;
      }
      .overview-split {
        grid-template-columns: 1fr;
      }
      .timeline-panel {
        padding: 22px;
      }
      .faq-layout {
        grid-template-columns: 1fr;
        gap: 28px;
      }
      .faq-side {
        position: static;
      }
      .cta-panel {
        padding: 28px 24px;
      }
      .visual-grid {
        grid-template-columns: 1fr;
        grid-auto-rows: 180px;
      }
      .visual-card-large {
        grid-column: span 1;
      }
      .visual-card:nth-child(2),
      .visual-card:nth-child(3),
      .visual-card:nth-child(4),
      .visual-card:nth-child(5) {
        grid-column: span 1;
      }
    }
    @media (max-width: 640px) {
      .container {
        padding-left: 18px;
        padding-right: 18px;
      }
      .header-row {
        gap: 10px;
        flex-wrap: nowrap;
      }
      .header-search {
        display: none;
      }
      .header-actions {
        margin-left: auto;
      }
      .category-hero {
        padding: 58px 0 56px;
      }
      .category-hero h1 {
        font-size: 2.1rem;
      }
      .brand-name {
        font-size: 0.93rem;
      }
      .step-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 26px;
      }
      .cta-actions .btn {
        width: 100%;
      }
    }

/* roulang page: category3 */
:root {
  --bg: #08101F;
  --bg-soft: #0A1628;
  --primary: #00E08C;
  --primary-hover: #33F2AD;
  --cyan: #22D3EE;
  --amber: #FFB020;
  --text: #EAF1FF;
  --text-2: #9DB0CF;
  --text-3: #6C7C96;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-strong: rgba(255, 255, 255, 0.07);
  --line: rgba(255, 255, 255, 0.1);
  --line-bright: rgba(34, 211, 238, 0.35);
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-green: 0 12px 48px rgba(0, 224, 140, 0.08);
}
*,
*::before,
*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Inter", sans-serif;
  background: radial-gradient(1200px 800px at 80% -10%, rgba(34, 211, 238, 0.08), transparent 60%), radial-gradient(900px 600px at 10% 30%, rgba(0, 224, 140, 0.04), transparent 55%), var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 6px;
}
.container { width: 100%; max-width: 1260px; margin: 0 auto; padding-left: clamp(20px, 4vw, 40px); padding-right: clamp(20px, 4vw, 40px); }
.text-dim { color: var(--text-3); }
.alt-bg {
  background: rgba(255, 255, 255, 0.025);
  border-top: 1px solid rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}
.glass {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--radius-lg);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 24px 60px rgba(0, 0, 0, 0.18);
}

.compliance-bar {
  background: rgba(255, 176, 32, 0.13);
  border-bottom: 1px solid rgba(255, 176, 32, 0.18);
  padding: 8px 0;
  font-size: 13px;
  color: #D9C49A;
}
.compliance-bar .container {
  display: flex;
  align-items: center;
  gap: 10px;
}
.compliance-bar i { color: var(--amber); }
.compliance-bar p { margin: 0; line-height: 1.5; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 120;
  background: rgba(8, 16, 31, 0.86);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  transition: box-shadow 0.25s ease, background 0.25s ease;
}
.site-header.scrolled {
  background: rgba(6, 12, 24, 0.93);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.3);
}
.header-inner { padding-top: 14px; padding-bottom: 10px; transition: padding 0.25s ease; }
.site-header.scrolled .header-inner { padding-top: 8px; padding-bottom: 6px; }
.header-row { display: flex; align-items: center; gap: 24px; }
.brand-logo { display: inline-flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-mark {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0, 224, 140, 0.2), rgba(34, 211, 238, 0.1));
  border: 1px solid rgba(34, 211, 238, 0.28);
  border-radius: 12px;
  color: var(--primary);
}
.brand-mark svg { width: 22px; height: 22px; }
.brand-name { font-size: 18px; font-weight: 800; color: var(--text); letter-spacing: 0.5px; white-space: nowrap; }
.brand-name span { color: var(--primary); }
.header-search { position: relative; flex: 1; max-width: 430px; margin-left: auto; display: none; }
.header-search input {
  width: 100%;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  height: 40px;
  padding: 0 42px 0 18px;
  color: var(--text);
  font-size: 14px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.header-search input::placeholder { color: var(--text-3); }
.header-search input:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.1);
}
.header-search i { position: absolute; right: 16px; top: 50%; transform: translateY(-50%); color: var(--text-3); font-size: 13px; }
.header-actions { display: flex; align-items: center; gap: 12px; margin-left: auto; }
.header-hot {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-2);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 6px 14px;
  border-radius: 999px;
  transition: color 0.2s, border-color 0.2s;
  white-space: nowrap;
}
.header-hot i { color: var(--amber); }
.header-hot:hover { color: var(--text); border-color: rgba(255, 176, 32, 0.4); }
.menu-toggle {
  width: 40px;
  height: 40px;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  color: var(--text);
  font-size: 16px;
  cursor: pointer;
}
.menu-toggle:hover { background: rgba(255, 255, 255, 0.1); border-color: rgba(34, 211, 238, 0.4); }
.desktop-nav-wrap {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-top: 10px;
  overflow-x: auto;
  scrollbar-width: none;
}
.desktop-nav-wrap::-webkit-scrollbar { height: 0; display: none; }
.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 14px;
  color: var(--text-2);
  padding: 8px 15px;
  border-radius: 10px;
  white-space: nowrap;
  transition: background 0.2s, color 0.2s;
}
.nav-link i { color: var(--text-3); font-size: 14px; transition: color 0.2s; }
.nav-link:hover { background: rgba(255, 255, 255, 0.05); color: var(--text); }
.nav-link:hover i { color: var(--cyan); }
.nav-link.active { color: var(--primary); background: rgba(0, 224, 140, 0.08); }
.nav-link.active i { color: var(--primary); }
.mobile-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.mobile-panel.open { max-height: 520px; }
.mobile-panel-inner { display: flex; flex-direction: column; gap: 4px; padding: 12px 0 16px; }
.mobile-search { position: relative; margin-bottom: 10px; display: block; }
.mobile-search input {
  width: 100%;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 999px;
  height: 42px;
  padding: 0 14px;
  color: var(--text);
  font-size: 14px;
}
.mobile-search input::placeholder { color: var(--text-3); }
.mobile-nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  font-size: 15px;
  color: var(--text-2);
  border-radius: 10px;
}
.mobile-nav-link:hover { background: rgba(255, 255, 255, 0.05); color: var(--text); }
.mobile-nav-link.active { color: var(--primary); background: rgba(0, 224, 140, 0.08); }

.category-hero { position: relative; overflow: hidden; padding: clamp(56px, 9vw, 96px) 0 28px; }
.hero-bg, .hero-layer { position: absolute; inset: 0; }
.hero-bg { background-size: cover; background-position: center; opacity: 0.42; }
.hero-layer {
  background: linear-gradient(90deg, rgba(8, 16, 31, 0.96) 0%, rgba(8, 16, 31, 0.8) 55%, rgba(8, 16, 31, 0.56) 100%);
  z-index: 1;
}
.cat-hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 400px;
  gap: 52px;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--cyan);
  background: rgba(34, 211, 238, 0.1);
  border: 1px solid rgba(34, 211, 238, 0.22);
  padding: 5px 12px;
  border-radius: 999px;
  letter-spacing: 0.3px;
}
.eyebrow::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--amber); }
.category-hero h1 {
  font-size: clamp(2.1rem, 4vw, 3rem);
  line-height: 1.2;
  margin: 18px 0 14px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: 0.5px;
}
.hero-desc { color: var(--text-2); font-size: clamp(15px, 2vw, 17px); max-width: 640px; margin: 0 0 30px; line-height: 1.8; }
.hero-buttons { display: flex; flex-wrap: wrap; gap: 14px; }
.btn-primary,
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary { background: var(--primary); color: #04271A; box-shadow: 0 10px 30px rgba(0, 224, 140, 0.2); }
.btn-primary:hover { transform: translateY(-1px); background: var(--primary-hover); box-shadow: 0 14px 36px rgba(0, 224, 140, 0.28); }
.btn-primary:active { transform: translateY(0); filter: brightness(0.96); }
.btn-secondary { background: rgba(255, 255, 255, 0.06); border-color: rgba(255, 255, 255, 0.18); color: var(--text); }
.btn-secondary:hover { border-color: var(--cyan); color: var(--cyan); background: rgba(34, 211, 238, 0.08); }
.btn-secondary:active { transform: translateY(1px); }
.btn-secondary.ghost { color: var(--text-2); }
.cat-hero-visual { position: relative; }
.visual-frame {
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  box-shadow: 0 36px 100px rgba(0, 0, 0, 0.38), inset 0 1px 0 rgba(255, 255, 255, 0.15);
  transform: rotate(1.4deg);
  transition: transform 0.3s ease;
}
.visual-frame:hover { transform: rotate(0deg); }
.visual-frame img { width: 100%; height: 340px; object-fit: cover; }
.visual-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}
.visual-chips span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: var(--text-2);
  background: rgba(8, 16, 31, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.13);
  backdrop-filter: blur(10px);
  border-radius: 999px;
  padding: 6px 13px;
}
.visual-chips i { color: var(--primary); font-size: 13px; }
.hero-note {
  position: relative;
  z-index: 2;
  margin-top: 52px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  justify-content: flex-end;
}
.hero-note p { margin: 0; font-size: 13px; color: var(--text-3); display: flex; align-items: center; gap: 7px; }
.hero-note i { color: var(--cyan); }

.anchor-wrap {
  position: relative;
  z-index: 20;
  background: rgba(255, 255, 255, 0.025);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(14px);
}
.anchor-inner {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  padding-top: 12px;
  padding-bottom: 12px;
}
.anchor-inner::-webkit-scrollbar { display: none; }
.anchor-inner a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex-shrink: 0;
  padding: 7px 16px;
  border-radius: 999px;
  font-size: 14px;
  color: var(--text-2);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.09);
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.anchor-inner a i { color: var(--text-3); font-size: 12px; transition: color 0.2s; }
.anchor-inner a:hover { color: var(--cyan); border-color: rgba(34, 211, 238, 0.4); background: rgba(34, 211, 238, 0.06); }
.anchor-inner a:hover i { color: var(--cyan); }

.section-block {
  padding: clamp(52px, 7vw, 90px) 0;
  position: relative;
}
.section-head { max-width: 760px; margin-bottom: 40px; }
.section-head.centered { margin-left: auto; margin-right: auto; text-align: center; }
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.2px;
  margin-bottom: 10px;
}
.section-tag::before { content: ""; width: 20px; height: 2px; background: var(--primary); border-radius: 2px; }
.section-head h2 {
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  line-height: 1.3;
  margin: 0 0 10px;
  color: var(--text);
  font-weight: 800;
  letter-spacing: 0.2px;
}
.section-head p { color: var(--text-2); font-size: 16px; margin: 8px 0 0; line-height: 1.75; }

.overview-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(260px, 0.7fr);
  gap: 22px;
  align-items: stretch;
}
.overview-main { padding: 30px 32px; border-radius: var(--radius-lg); }
.overview-main h3 { margin: 0 0 12px; font-size: 20px; color: var(--text); font-weight: 700; }
.overview-main > p { color: var(--text-2); font-size: 15px; margin: 0 0 20px; }
.entry-type-list { list-style: none; margin: 0 0 24px; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.entry-type-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  transition: background 0.2s, border-color 0.2s;
}
.entry-type-list li:hover { border-color: rgba(34, 211, 238, 0.3); background: rgba(34, 211, 238, 0.04); }
.entry-type-list i {
  color: var(--primary);
  font-size: 16px;
  line-height: 24px;
  width: 20px;
  text-align: center;
}
.entry-type-list strong { display: block; color: var(--text); font-size: 15px; margin-bottom: 2px; }
.entry-type-list span { color: var(--text-2); font-size: 14px; }
.overview-side { display: flex; flex-direction: column; gap: 16px; }
.side-card {
  padding: 20px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.09);
  transition: transform 0.2s, background 0.2s, border-color 0.2s;
}
.side-card:hover { transform: translateY(-2px); border-color: rgba(34, 211, 238, 0.35); background: rgba(255, 255, 255, 0.06); }
.side-card-top { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.side-card-top i { color: var(--amber); font-size: 18px; }
.side-card-top h4 { margin: 0; font-size: 16px; color: var(--text); font-weight: 600; }
.side-card p { margin: 0; font-size: 14px; color: var(--text-2); line-height: 1.7; }

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.process-card {
  position: relative;
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--radius-lg);
  padding: 26px 22px 22px;
  overflow: hidden;
  transition: transform 0.2s, border-color 0.2s, background 0.2s;
}
.process-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), transparent 80%);
  opacity: 0.5;
}
.process-card:hover { transform: translateY(-3px); border-color: rgba(0, 224, 140, 0.3); background: rgba(255, 255, 255, 0.06); }
.process-index { display: block; font-size: 13px; color: var(--primary); font-family: "Courier New", monospace; font-weight: 700; margin-bottom: 12px; letter-spacing: 1px; }
.process-card h3 { margin: 0 0 8px; font-size: 17px; color: var(--text); font-weight: 600; }
.process-card p { margin: 0; font-size: 14px; color: var(--text-2); line-height: 1.7; }
.process-tip {
  margin-top: 20px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: rgba(0, 224, 140, 0.06);
  border: 1px solid rgba(0, 224, 140, 0.18);
  border-radius: var(--radius-md);
  padding: 13px 18px;
  color: var(--text-2);
  font-size: 14px;
}
.process-tip i { color: var(--primary); margin-top: 4px; }

.table-wrap {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 30px;
}
.table-scroll { overflow-x: auto; }
.table-scroll table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  background: transparent;
}
.table-scroll th {
  text-align: left;
  padding: 17px 22px;
  font-size: 14px;
  color: var(--text-2);
  font-weight: 700;
  background: rgba(255, 255, 255, 0.045);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  white-space: nowrap;
}
.table-scroll td {
  padding: 16px 22px;
  font-size: 15px;
  vertical-align: top;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--text-2);
}
.table-scroll tbody tr:last-child td { border-bottom: 0; }
.table-scroll tr:hover td { background: rgba(255, 255, 255, 0.025); }
.table-scroll td strong { color: var(--text); font-weight: 600; }
.table-scroll i { color: var(--cyan); margin-right: 6px; }

.notice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 32px;
}
.notice-item {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  transition: border-color 0.2s, transform 0.2s;
}
.notice-item:hover { transform: translateY(-2px); border-color: rgba(255, 176, 32, 0.32); }
.notice-icon {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 176, 32, 0.1);
  border: 1px solid rgba(255, 176, 32, 0.2);
  border-radius: 10px;
  color: var(--amber);
  font-size: 16px;
}
.notice-item h4 { margin: 0 0 6px; color: var(--text); font-size: 16px; font-weight: 600; }
.notice-item p { margin: 0; color: var(--text-2); font-size: 14px; }

.faq-section { background: rgba(0, 224, 140, 0.02); }
.faq-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.4fr;
  gap: 48px;
  align-items: start;
}
.faq-intro h2 { font-size: clamp(1.5rem, 2.6vw, 2rem); line-height: 1.3; margin: 0 0 18px; font-weight: 800; }
.faq-intro p { color: var(--text-2); font-size: 15px; margin: 0 0 18px; }
.faq-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--cyan);
  font-size: 14px;
  font-weight: 600;
  transition: color 0.2s;
}
.faq-link:hover { color: var(--primary); }
.faq-items { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.2s, background 0.2s;
}
.faq-item.open { border-color: rgba(0, 224, 140, 0.3); background: rgba(255, 255, 255, 0.045); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: transparent;
  border: 0;
  padding: 18px 20px;
  color: var(--text);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  transition: color 0.2s;
}
.faq-q:hover { color: var(--cyan); }
.faq-icon {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  background: rgba(0, 224, 140, 0.1);
  border: 1px solid rgba(0, 224, 140, 0.2);
  transition: transform 0.2s ease, background 0.2s, color 0.2s;
}
.faq-icon i { font-size: 12px; font-style: normal; line-height: 1; }
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--primary); color: #04271A; }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  padding: 0 20px;
  color: var(--text-2);
  font-size: 15px;
  line-height: 1.8;
}
.faq-item.open .faq-answer { max-height: 320px; padding-bottom: 18px; }

.related-band { background: rgba(255, 255, 255, 0.02); }
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 32px;
}
.related-card {
  display: flex;
  flex-direction: column;
  min-height: 210px;
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
  transition: transform 0.25s, border-color 0.25s;
}
.related-card:hover { transform: translateY(-4px); border-color: rgba(34, 211, 238, 0.42); }
.related-img { height: 120px; overflow: hidden; position: relative; }
.related-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.35s ease; }
.related-card:hover .related-img img { transform: scale(1.04); }
.related-img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 20%, rgba(8, 16, 31, 0.7) 100%); }
.related-body { padding: 14px 18px 18px; flex: 1; display: flex; flex-direction: column; align-items: flex-start; }
.related-body h3 { margin: 0 0 6px; font-size: 16px; color: var(--text); font-weight: 600; }
.related-body p { margin: 0 0 12px; font-size: 13px; color: var(--text-2); flex: 1; line-height: 1.65; }
.related-body span { display: inline-flex; align-items: center; gap: 5px; font-size: 13px; color: var(--cyan); }

.cta-section { padding: 0 0 clamp(60px, 7vw, 90px); }
.cta-glass {
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: linear-gradient(135deg, rgba(0, 224, 140, 0.1), rgba(34, 211, 238, 0.04)), rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(14px);
  padding: clamp(28px, 4.5vw, 52px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}
.cta-glass::before {
  content: "";
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  top: -160px;
  right: -100px;
  background: radial-gradient(circle, rgba(0, 224, 140, 0.2), transparent 60%);
}
.cta-copy { max-width: 640px; position: relative; }
.cta-copy h2 { font-size: clamp(1.4rem, 2.4vw, 1.9rem); margin: 0 0 8px; color: var(--text); font-weight: 800; }
.cta-copy p { color: var(--text-2); font-size: 15px; margin: 0; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; position: relative; }

.site-footer {
  background: rgba(4, 9, 18, 0.96);
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  margin-top: 10px;
}
.footer-main { padding: 56px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 1.25fr 0.8fr 0.8fr 0.95fr; gap: 40px; }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.footer-desc { color: var(--text-2); font-size: 14px; line-height: 1.75; max-width: 320px; margin: 0; }
.footer-col h4 {
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
  margin: 0 0 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col h4::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 24px;
  height: 2px;
  background: var(--primary);
}
.footer-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 9px; }
.footer-col ul a,
.footer-col ul span {
  color: var(--text-2);
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s;
}
.footer-col ul a i { font-size: 11px; color: var(--text-3); transition: color 0.2s; }
.footer-col ul a:hover { color: var(--primary); }
.footer-col ul a:hover i { color: var(--primary); }
.footer-col ul span i { color: var(--cyan); font-size: 13px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 20px 0;
}
.footer-bottom .container { display: flex; flex-wrap: wrap; gap: 6px; justify-content: space-between; }
.footer-bottom span { font-size: 13px; }

@media (max-width: 1199px) {
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 0.8fr 0.8fr; }
}
@media (max-width: 1023px) {
  .brand-name { font-size: 17px; }
  .desktop-nav-wrap { display: none; }
  .menu-toggle { display: inline-flex; }
  .cat-hero-content { grid-template-columns: minmax(0, 0.96fr) minmax(260px, 0.72fr); gap: 32px; }
  .visual-frame img { height: 260px; }
  .anchor-inner { width: 100%; }
  .overview-grid { grid-template-columns: 1fr; }
  .overview-side { display: grid; grid-template-columns: 1fr 1fr; }
  .faq-layout { grid-template-columns: 1fr; gap: 28px; }
}
@media (max-width: 767px) {
  .header-row { gap: 10px; flex-wrap: wrap; }
  .header-actions { gap: 8px; }
  .header-hot { display: none; }
  .brand-logo .brand-name { font-size: 16px; }
  .brand-mark { width: 34px; height: 34px; }
  .header-search { display: none; }
  .cat-hero-content { grid-template-columns: 1fr; padding-top: 10px; }
  .hero-desc { font-size: 15px; }
  .category-hero { padding-top: 42px; }
  .visual-frame img { height: 210px; }
  .hero-note { justify-content: flex-start; margin-top: 32px; }
  .overview-side { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .notice-grid { grid-template-columns: 1fr; }
  .table-scroll { overflow-x: scroll; }
  .table-scroll td { padding: 13px 16px; }
  .table-scroll th { padding: 14px 16px; }
  .related-grid { grid-template-columns: 1fr; }
  .cta-glass { flex-direction: column; align-items: flex-start; }
  .cta-actions { width: 100%; }
  .cta-actions .btn-primary,
  .cta-actions .btn-secondary { width: 100%; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-brand { align-items: flex-start; }
}
@media (max-width: 520px) {
  body { font-size: 15px; }
  .section-block { padding: 46px 0; }
  .hero-buttons .btn-primary, .hero-buttons .btn-secondary { width: 100%; }
  .entry-type-list li { padding: 12px 14px; flex-wrap: wrap; }
  .footer-grid { grid-template-columns: 1fr; }
  .anchor-inner a { font-size: 13px; }
  .process-card { padding: 20px 18px 18px; }
  .faq-q { font-size: 15px; }
}

/* roulang page: category4 */
:root {
            --bg: #08101F;
            --bg2: #0A1628;
            --surface: rgba(255, 255, 255, 0.04);
            --surface2: rgba(255, 255, 255, 0.08);
            --border: rgba(255, 255, 255, 0.12);
            --primary: #00E08C;
            --accent: #22D3EE;
            --warning: #FFB020;
            --text: #EAF1FF;
            --text-mid: #9DB0CF;
            --text-dim: #6C7C96;
            --radius: 14px;
            --radius-lg: 20px;
            --shadow: 0 18px 60px rgba(0, 0, 0, 0.38);
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background: var(--bg);
            color: var(--text);
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", Inter, system-ui, sans-serif;
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        body::before {
            content: "";
            position: fixed;
            inset: 0;
            z-index: -1;
            background:
                radial-gradient(circle at 16% 10%, rgba(0, 224, 140, 0.08), transparent 30%),
                radial-gradient(circle at 90% 20%, rgba(34, 211, 238, 0.07), transparent 32%),
                linear-gradient(180deg, #08101F 0%, #0A1628 55%, #08101F 100%);
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease, background .2s ease, border-color .2s ease, opacity .2s ease;
        }

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

        button,
        input {
            font-family: inherit;
            font-size: inherit;
        }

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

        input {
            border: none;
            outline: none;
            background: rgba(255, 255, 255, 0.06);
            color: var(--text);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
            border-radius: 6px;
        }

        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (max-width: 767px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        .text-dim {
            color: var(--text-dim);
        }

        section[id] {
            scroll-margin-top: 142px;
        }

        /* ============ 顶部合规公告条 ============ */
        .legal-ticker {
            background: linear-gradient(90deg, rgba(255, 176, 32, 0.15), rgba(255, 176, 32, 0.07));
            border-bottom: 1px solid rgba(255, 176, 32, 0.16);
            color: #F1D9B7;
            font-size: 13px;
            min-height: 36px;
            display: flex;
            align-items: center;
            position: relative;
            z-index: 120;
        }

        .legal-ticker-inner {
            display: flex;
            align-items: center;
            gap: 10px;
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 6px 24px;
        }

        .legal-ticker i {
            color: var(--warning);
            font-size: 14px;
        }

        @media (max-width: 640px) {
            .legal-ticker {
                font-size: 12px;
            }
            .legal-ticker-inner {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ============ 吸顶导航 ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(8, 16, 31, 0.72);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
            transition: box-shadow .25s ease;
        }

        .site-header.is-scrolled {
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.44);
        }

        .header-inner {
            padding-top: 12px;
            padding-bottom: 8px;
        }

        .header-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .brand-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex: 0 0 auto;
            min-width: 0;
        }

        .brand-mark {
            width: 38px;
            height: 38px;
            border-radius: 11px;
            background: linear-gradient(135deg, rgba(0, 224, 140, 0.22), rgba(34, 211, 238, 0.12));
            border: 1px solid rgba(0, 224, 140, 0.35);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 0 18px rgba(0, 224, 140, 0.14);
            flex: 0 0 auto;
        }

        .brand-mark svg {
            width: 22px;
            height: 22px;
            stroke: var(--primary);
        }

        .brand-name {
            font-size: 18px;
            font-weight: 800;
            letter-spacing: 0.5px;
            white-space: nowrap;
            background: linear-gradient(90deg, var(--text) 10%, var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .header-search {
            position: relative;
            flex: 1 1 auto;
            max-width: 360px;
            margin-left: auto;
            display: flex;
            align-items: center;
        }

        .header-search input {
            width: 100%;
            height: 40px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 999px;
            padding: 0 18px 0 42px;
            background: rgba(255, 255, 255, 0.06);
            font-size: 14px;
            transition: border-color .2s, box-shadow .2s;
        }

        .header-search input::placeholder {
            color: var(--text-dim);
        }

        .header-search input:focus {
            border-color: rgba(0, 224, 140, 0.6);
            box-shadow: 0 0 0 4px rgba(0, 224, 140, 0.1);
        }

        .header-search i {
            position: absolute;
            left: 16px;
            color: var(--text-mid);
            font-size: 14px;
            pointer-events: none;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .header-hot {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-mid);
            padding: 8px 13px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 999px;
            transition: border-color .2s, color .2s, background .2s;
            white-space: nowrap;
        }

        .header-hot i {
            color: var(--warning);
            font-size: 14px;
        }

        .header-hot:hover {
            border-color: rgba(0, 224, 140, 0.5);
            color: var(--text);
            background: rgba(255, 255, 255, 0.05);
        }

        .menu-toggle {
            width: 40px;
            height: 40px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 12px;
            display: none;
            align-items: center;
            justify-content: center;
            color: var(--text);
            font-size: 18px;
            background: rgba(255, 255, 255, 0.04);
        }

        /* 桌面导航频道 */
        .main-nav.desktop-nav-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-top: 10px;
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            padding-top: 2px;
            overflow-x: auto;
            scrollbar-width: none;
        }

        .main-nav.desktop-nav-wrap::-webkit-scrollbar {
            display: none;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 6px 12px 11px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-mid);
            white-space: nowrap;
            position: relative;
            border-radius: 8px 8px 0 0;
            transition: color .2s;
        }

        .nav-link i {
            font-size: 14px;
            color: var(--text-dim);
            transition: color .2s;
        }

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

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

        .nav-link::after {
            content: "";
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 0;
            height: 2px;
            border-radius: 99px;
            background: var(--primary);
            opacity: 0;
            transform: scaleX(0.4);
            transition: opacity .2s, transform .2s;
        }

        .nav-link.active::after {
            opacity: 1;
            transform: scaleX(1);
            box-shadow: 0 0 12px rgba(0, 224, 140, 0.6);
        }

        /* 移动面板 */
        .mobile-panel {
            display: none;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 10px;
            padding-top: 14px;
            padding-bottom: 12px;
        }

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

        .mobile-panel-inner {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .mobile-search {
            display: block;
            margin-bottom: 8px;
        }

        .mobile-search input {
            width: 100%;
            height: 42px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: 12px;
            padding: 0 14px;
            font-size: 14px;
            background: rgba(255, 255, 255, 0.06);
        }

        .mobile-nav-link {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 10px 12px;
            border-radius: 10px;
            color: var(--text-mid);
            font-weight: 500;
            transition: background .2s, color .2s;
        }

        .mobile-nav-link i {
            font-size: 15px;
            color: var(--text-dim);
        }

        .mobile-nav-link:hover,
        .mobile-nav-link.active {
            background: rgba(0, 224, 140, 0.08);
            color: var(--text);
        }

        .mobile-nav-link.active i {
            color: var(--primary);
        }

        @media (min-width: 1024px) {
            .mobile-panel {
                display: none !important;
            }
            .menu-toggle {
                display: none;
            }
            .desktop-nav-wrap {
                display: flex !important;
            }
        }

        @media (max-width: 1023px) {
            .desktop-nav-wrap {
                display: none;
            }
            .header-search {
                display: none;
            }
            .header-hot {
                display: none;
            }
            .menu-toggle {
                display: inline-flex;
            }
            .brand-name {
                font-size: 16px;
            }
        }

        /* ============ 分类 Hero ============ */
        .category-hero {
            position: relative;
            padding: 84px 0 72px;
            background:
                linear-gradient(180deg, rgba(8, 16, 31, 0.50), rgba(7, 13, 24, 0.78)),
                url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .category-hero::after {
            content: "";
            position: absolute;
            inset: auto 0 0 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(0, 224, 140, 0.35), transparent);
        }

        .category-hero-inner {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 340px;
            align-items: center;
            gap: 60px;
            position: relative;
            z-index: 2;
        }

        .hero-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            padding: 7px 14px;
            border-radius: 999px;
            background: rgba(34, 211, 238, 0.12);
            color: var(--accent);
            border: 1px solid rgba(34, 211, 238, 0.25);
            margin-bottom: 18px;
        }

        .category-hero h1 {
            font-size: clamp(2rem, 4vw, 3.2rem);
            line-height: 1.2;
            font-weight: 800;
            letter-spacing: 0.6px;
            margin: 0 0 22px;
        }

        .category-hero p {
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-mid);
            max-width: 620px;
            margin-bottom: 30px;
        }

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

        .hero-status-card {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .hero-status-card .mini-card {
            background: rgba(255, 255, 255, 0.06);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.14);
            border-radius: 20px;
            padding: 24px;
            box-shadow: var(--shadow);
        }

        .mini-card .pill {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 6px 13px;
            border-radius: 999px;
            background: rgba(255, 176, 32, 0.12);
            border: 1px solid rgba(255, 176, 32, 0.3);
            color: #F3D18B;
            font-size: 13px;
            margin-bottom: 18px;
        }

        .mini-card .status-num {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary);
            font-feature-settings: "tnum";
            display: block;
            margin-bottom: 8px;
        }

        .mini-card p {
            margin: 0;
            font-size: 14px;
            color: var(--text-mid);
        }

        @media (max-width: 1023px) {
            .category-hero {
                padding: 60px 0 56px;
            }
            .category-hero-inner {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .hero-status-card {
                max-width: 420px;
            }
        }

        /* ============ 锚点目录 ============ */
        .anchor-strip {
            position: relative;
            background: rgba(255, 255, 255, 0.03);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .anchor-strip-inner {
            display: flex;
            align-items: center;
            gap: 10px;
            overflow-x: auto;
            padding-top: 10px;
            padding-bottom: 10px;
            scrollbar-width: none;
        }

        .anchor-strip-inner::-webkit-scrollbar {
            display: none;
        }

        .anchor-strip a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 999px;
            font-size: 14px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: var(--text-mid);
            white-space: nowrap;
        }

        .anchor-strip a:hover {
            border-color: rgba(34, 211, 238, 0.5);
            color: var(--text);
            background: rgba(34, 211, 238, 0.1);
        }

        /* ============ 通用区块 ============ */
        .section-block {
            padding-top: 92px;
            padding-bottom: 92px;
            position: relative;
        }

        .section-block.section-alt {
            background: rgba(255, 255, 255, 0.02);
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 1.2px;
            text-transform: uppercase;
            margin-bottom: 12px;
        }

        .section-block h2 {
            font-size: clamp(1.4rem, 2.6vw, 1.9rem);
            line-height: 1.3;
            font-weight: 750;
            letter-spacing: -0.4px;
            margin: 0 0 18px;
        }

        .section-lead {
            color: var(--text-mid);
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 36px;
            max-width: 720px;
        }

        @media (max-width: 767px) {
            .section-block {
                padding-top: 60px;
                padding-bottom: 60px;
            }
        }

        /* ============ 图文布局 / 观赛支持 ============ */
        .visual-frame {
            position: relative;
        }

        .visual-frame img {
            border-radius: var(--radius-lg);
            width: 100%;
            aspect-ratio: 5/4;
            object-fit: cover;
            border: 1px solid rgba(255, 255, 255, 0.14);
            box-shadow: var(--shadow);
        }

        .visual-frame::before {
            content: "";
            position: absolute;
            top: -20px;
            left: -20px;
            right: 26px;
            bottom: 26px;
            z-index: -1;
            border-radius: 24px;
            border: 1px solid rgba(0, 224, 140, 0.16);
            background: rgba(34, 211, 238, 0.04);
        }

        .visual-note {
            position: absolute;
            left: 22px;
            bottom: 22px;
            background: rgba(8, 16, 31, 0.82);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(255, 255, 255, 0.16);
            border-radius: 16px;
            padding: 14px 18px;
            font-size: 13px;
            color: var(--text-mid);
            display: flex;
            align-items: center;
            gap: 12px;
            box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
        }

        .visual-note i {
            color: var(--accent);
            font-size: 18px;
        }

        .visual-note strong {
            color: var(--text);
            display: block;
            font-size: 14px;
        }

        @media (max-width: 640px) {
            .visual-frame::before {
                top: -10px;
                left: -10px;
                right: 10px;
                bottom: 10px;
            }
            .visual-note {
                left: 12px;
                right: 12px;
                bottom: 12px;
            }
        }

        .check-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .check-list li {
            display: flex;
            gap: 14px;
            background: rgba(255, 255, 255, 0.035);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 16px;
            padding: 16px 18px;
            align-items: flex-start;
            transition: border-color .2s, background .2s;
        }

        .check-list li:hover {
            border-color: rgba(34, 211, 238, 0.3);
            background: rgba(255, 255, 255, 0.05);
        }

        .check-list li i {
            width: 38px;
            height: 38px;
            flex: 0 0 auto;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 11px;
            background: rgba(0, 224, 140, 0.12);
            border: 1px solid rgba(0, 224, 140, 0.22);
            color: var(--primary);
            font-size: 15px;
        }

        .check-list strong {
            display: block;
            font-weight: 600;
            margin-bottom: 4px;
        }

        .check-list span {
            font-size: 14px;
            color: var(--text-mid);
            display: block;
        }

        /* ============ 步骤流程 ============ */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        .step-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 26px 24px;
            position: relative;
            overflow: hidden;
            transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
        }

        .step-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(0, 224, 140, 0.6), transparent);
        }

        .step-card:hover {
            transform: translateY(-4px);
            border-color: rgba(0, 224, 140, 0.35);
            box-shadow: 0 14px 34px rgba(0, 0, 0, 0.28);
        }

        .step-index {
            font-size: 13px;
            font-weight: 800;
            color: var(--primary);
            letter-spacing: 1px;
            border: 1px solid rgba(0, 224, 140, 0.3);
            border-radius: 999px;
            padding: 4px 10px;
            display: inline-block;
            margin-bottom: 18px;
            background: rgba(0, 224, 140, 0.06);
        }

        .step-card h3 {
            font-size: 17px;
            margin: 0 0 10px;
            letter-spacing: -0.2px;
        }

        .step-card p {
            margin: 0;
            font-size: 14px;
            line-height: 1.75;
            color: var(--text-mid);
        }

        @media (max-width: 1023px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 540px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ============ 玩法索引表格 ============ */
        .table-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 8px;
            overflow: hidden;
        }

        .table-scroll {
            width: 100%;
            overflow-x: auto;
        }

        .info-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 760px;
        }

        .info-table th {
            text-align: left;
            padding: 18px 20px;
            color: var(--text);
            font-size: 15px;
            font-weight: 600;
            background: rgba(255, 255, 255, 0.03);
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
            white-space: nowrap;
        }

        .info-table th:first-child {
            border-radius: 12px 0 0 0;
        }

        .info-table td {
            padding: 18px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
            font-size: 14px;
            color: var(--text-mid);
            vertical-align: top;
        }

        .info-table td:first-child {
            color: var(--text);
            font-weight: 600;
            white-space: nowrap;
        }

        .info-table tr:last-child td {
            border-bottom: none;
        }

        .info-table tbody tr {
            transition: background .2s;
        }

        .info-table tbody tr:hover {
            background: rgba(255, 255, 255, 0.02);
        }

        .table-footnote {
            font-size: 13px;
            color: var(--text-dim);
            padding: 14px 16px 4px;
            margin: 0;
        }

        /* ============ 体验细节编号卡 ============ */
        .detail-grid {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 18px;
        }

        .detail-card {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 24px;
            display: flex;
            gap: 18px;
            align-items: flex-start;
            transition: border-color .2s, transform .2s, background .2s;
        }

        .detail-card:hover {
            background: rgba(255, 255, 255, 0.06);
            border-color: rgba(34, 211, 238, 0.32);
            transform: translateY(-3px);
        }

        .detail-icon {
            width: 48px;
            height: 48px;
            flex: 0 0 auto;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, rgba(34, 211, 238, 0.16), rgba(0, 224, 140, 0.12));
            border: 1px solid rgba(34, 211, 238, 0.26);
            color: var(--accent);
            font-size: 20px;
        }

        .detail-card h3 {
            font-size: 17px;
            font-weight: 600;
            margin: 0 0 8px;
        }

        .detail-card p {
            margin: 0;
            font-size: 14px;
            line-height: 1.75;
            color: var(--text-mid);
        }

        @media (max-width: 767px) {
            .detail-grid {
                grid-template-columns: 1fr;
            }
            .detail-card {
                padding: 20px;
            }
        }

        /* ============ FAQ ============ */
        .faq-layout {
            display: grid;
            grid-template-columns: 4fr 8fr;
            gap: 48px;
        }

        .faq-intro {
            position: relative;
        }

        .faq-intro .site-btn {
            margin-top: 18px;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 16px;
            padding: 6px 20px;
            transition: border-color .2s, background .2s;
        }

        .faq-item:hover {
            border-color: rgba(255, 255, 255, 0.2);
        }

        .faq-item.open {
            border-color: rgba(0, 224, 140, 0.35);
            background: rgba(0, 224, 140, 0.04);
        }

        .faq-item-btn {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 17px 0;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            text-align: left;
            line-height: 1.5;
        }

        .faq-item-btn i {
            font-size: 15px;
            color: var(--primary);
            flex: 0 0 auto;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(0, 224, 140, 0.12);
            border: 1px solid rgba(0, 224, 140, 0.26);
            transition: transform .2s ease, background .2s;
        }

        .faq-item.open .faq-item-btn i {
            transform: rotate(45deg);
            background: rgba(0, 224, 140, 0.25);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            opacity: 0;
            transition: max-height .25s ease, opacity .2s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            opacity: 1;
        }

        .faq-answer p {
            margin: 0;
            padding: 0 0 18px;
            color: var(--text-mid);
            font-size: 15px;
            line-height: 1.8;
        }

        @media (max-width: 900px) {
            .faq-layout {
                grid-template-columns: 1fr;
                gap: 26px;
            }
        }

        /* ============ CTA ============ */
        .cta-panel-section {
            padding-top: 30px;
            padding-bottom: 100px;
        }

        .cta-panel {
            background: linear-gradient(135deg, rgba(0, 224, 140, 0.12), rgba(34, 211, 238, 0.05)), rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(0, 224, 140, 0.28);
            border-radius: 24px;
            box-shadow: var(--shadow);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 36px;
            padding: 50px 54px;
        }

        .cta-panel h2 {
            font-size: clamp(1.45rem, 2.4vw, 1.9rem);
            margin: 0 0 12px;
            letter-spacing: -0.3px;
        }

        .cta-panel p {
            margin: 0;
            color: var(--text-mid);
            font-size: 15px;
            max-width: 560px;
        }

        .cta-actions {
            display: flex;
            align-items: center;
            gap: 18px;
            flex: 0 0 auto;
        }

        .text-link {
            color: var(--text-mid);
            font-size: 14px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.25);
            padding-bottom: 2px;
            white-space: nowrap;
        }

        .text-link:hover {
            color: var(--acs);
            color: var(--accent);
            border-color: rgba(34, 211, 238, 0.5);
        }

        @media (max-width: 900px) {
            .cta-panel {
                flex-direction: column;
                align-items: flex-start;
                padding: 34px 28px;
            }
            .cta-actions {
                flex-wrap: wrap;
            }
        }

        /* ============ 按钮 ============ */
        .site-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            background: var(--primary);
            color: #062019;
            font-weight: 700;
            font-size: 15px;
            padding: 13px 22px;
            border-radius: 999px;
            box-shadow: 0 0 0 1px rgba(0, 224, 140, 0.4), 0 10px 26px rgba(0, 224, 140, 0.25);
            transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
            white-space: nowrap;
        }

        .site-btn:hover {
            background: #2AF2A2;
            transform: translateY(-2px);
            box-shadow: 0 0 0 1px rgba(0, 224, 140, 0.55), 0 14px 32px rgba(0, 224, 140, 0.35);
        }

        .site-btn:active {
            transform: translateY(0);
            filter: brightness(0.94);
        }

        .site-btn-outline {
            background: rgba(255, 255, 255, 0.03);
            color: var(--text);
            border: 1px solid rgba(255, 255, 255, 0.22);
            box-shadow: none;
        }

        .site-btn-outline:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(0, 224, 140, 0.55);
            color: var(--text);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.16);
        }

        /* ============ 页脚 ============ */
        .site-footer {
            background: rgba(5, 10, 20, 0.96);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            position: relative;
        }

        .site-footer::before {
            content: "";
            position: absolute;
            top: -1px;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(34, 211, 238, 0.4), transparent);
        }

        .footer-main {
            padding-top: 64px;
            padding-bottom: 52px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2.2fr 1.4fr 1.4fr 1.4fr;
            gap: 48px;
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

        .footer-brand .brand-mark {
            width: 42px;
            height: 42px;
        }

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

        .footer-desc {
            color: var(--text-mid);
            font-size: 15px;
            line-height: 1.85;
            max-width: 310px;
            margin: 0 0 20px;
        }

        .footer-col h4 {
            color: var(--text);
            font-weight: 600;
            font-size: 15px;
            margin: 0 0 18px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col a,
        .footer-col span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-mid);
            line-height: 1.6;
        }

        .footer-col a i {
            color: var(--text-dim);
            font-size: 12px;
        }

        .footer-col a:hover {
            color: var(--primary);
        }

        .footer-col a:hover i {
            color: var(--primary);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding: 18px 0;
            font-size: 13px;
        }

        .footer-bottom .container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 6px;
        }

        @media (max-width: 1023px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }
        }

        @media (max-width: 600px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-main {
                padding-top: 46px;
                padding-bottom: 34px;
            }
            .footer-bottom .container {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }