/* roulang page: index */
:root {
      --primary-color: #e50914;
      --primary-hover: #b80710;
      --secondary-color: #ff334b;
      --accent-color: #ffb703;
      --bg-main: #0c0d14;
      --bg-card: #151824;
      --bg-card-alt: #1d2132;
      --text-main: #f5f6fa;
      --text-muted: #9ba1b6;
      --border-color: rgba(255, 255, 255, 0.08);
      --border-focus: rgba(229, 9, 20, 0.4);
      --radius-sm: 8px;
      --radius-md: 16px;
      --radius-lg: 24px;
      --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.25);
      --shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.45);
      --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    }

    body {
      background-color: var(--bg-main);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.65;
      overflow-x: hidden;
      margin: 0;
      padding: 0;
    }

    a {
      text-decoration: none;
      color: inherit;
      transition: var(--transition);
    }

    /* 顶部玻璃沉浸导航 */
    .glass-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 1050;
      background: rgba(12, 13, 20, 0.72);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-color);
      transition: var(--transition);
      padding: 14px 0;
    }

    .glass-header.scrolled {
      background: rgba(12, 13, 20, 0.95);
      padding: 10px 0;
      box-shadow: var(--shadow-sm);
    }

    .brand-logo {
      font-size: 1.55rem;
      font-weight: 800;
      letter-spacing: -0.5px;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: #fff;
    }

    .brand-logo span {
      background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .nav-btn-action {
      background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
      color: #fff !important;
      font-weight: 600;
      padding: 8px 22px;
      border-radius: 99px;
      box-shadow: 0 4px 15px rgba(229, 9, 20, 0.35);
      border: none;
    }

    .nav-btn-action:hover {
      box-shadow: 0 6px 20px rgba(229, 9, 20, 0.55);
      transform: translateY(-1px);
    }

    /* 基础区块样式 */
    section {
      padding: 90px 0;
      position: relative;
    }

    .section-band-alt {
      background-color: #10121a;
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }

    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      margin-bottom: 16px;
      color: #ffffff;
      letter-spacing: -0.5px;
    }

    .section-intro {
      font-size: 1.05rem;
      color: var(--text-muted);
      max-width: 780px;
      margin-left: auto;
      margin-right: auto;
      margin-bottom: 50px;
      line-height: 1.7;
    }

    /* 卡片系统 */
    .custom-card {
      background: var(--bg-card);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 28px;
      height: 100%;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }

    .custom-card:hover {
      transform: translateY(-5px);
      border-color: rgba(229, 9, 20, 0.3);
      box-shadow: var(--shadow-lg);
    }

    .custom-card p {
      color: var(--text-muted);
      font-size: 0.95rem;
      margin-bottom: 0;
      line-height: 1.6;
    }

    .card-icon {
      width: 52px;
      height: 52px;
      border-radius: 12px;
      background: rgba(229, 9, 20, 0.12);
      color: var(--secondary-color);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.6rem;
      margin-bottom: 20px;
    }

    /* 蓝图：Hero 创作者主页头图风格 */
    .hero-profile-section {
      padding-top: 150px;
      padding-bottom: 90px;
      background: radial-gradient(circle at 50% 10%, rgba(229, 9, 20, 0.22) 0%, rgba(12, 13, 20, 0.9) 70%);
      border-bottom: 1px solid var(--border-color);
    }

    .profile-banner {
      background: linear-gradient(135deg, #2a0b12 0%, #151824 100%);
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 40px;
      position: relative;
      overflow: hidden;
    }

    .profile-avatar {
      width: 100px;
      height: 100px;
      border-radius: 50%;
      border: 4px solid var(--primary-color);
      background: #252a3d;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 2.8rem;
      color: var(--secondary-color);
      box-shadow: var(--shadow-md);
      flex-shrink: 0;
    }

    .hero-stats-badge {
      background: rgba(255, 255, 255, 0.05);
      border: 1px solid var(--border-color);
      padding: 10px 18px;
      border-radius: var(--radius-sm);
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 0.95rem;
    }

    .hero-stats-badge strong {
      color: var(--accent-color);
      font-size: 1.2rem;
    }

    /* 成果数据计数栏 */
    .metric-value {
      font-size: 2.6rem;
      font-weight: 800;
      color: #fff;
      background: linear-gradient(135deg, #fff, var(--text-muted));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      line-height: 1.1;
      margin-bottom: 6px;
    }

    .metric-label {
      color: var(--text-muted);
      font-size: 0.92rem;
    }

    /* 前后对比 */
    .compare-box {
      border-radius: var(--radius-md);
      padding: 30px;
      height: 100%;
      border: 1px solid var(--border-color);
    }

    .compare-box.before {
      background: rgba(255, 255, 255, 0.02);
    }

    .compare-box.after {
      background: rgba(229, 9, 20, 0.04);
      border-color: rgba(229, 9, 20, 0.25);
    }

    /* 节日战役高光区 */
    .campaign-band {
      background: linear-gradient(90deg, #1b0c10 0%, #290a12 50%, #170d18 100%);
      border: 1px solid rgba(229, 9, 20, 0.3);
      border-radius: var(--radius-lg);
      padding: 40px;
    }

    /* 试听/体验操作台 */
    .workbench-stage {
      background: #0f1118;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      padding: 32px;
      box-shadow: inset 0 0 20px rgba(0,0,0,0.5);
    }

    /* 页脚 */
    footer {
      background-color: #08090d;
      border-top: 1px solid var(--border-color);
      padding: 65px 0 35px;
      color: var(--text-muted);
      font-size: 0.92rem;
    }

    .footer-title {
      color: #fff;
      font-size: 1.1rem;
      font-weight: 700;
      margin-bottom: 20px;
    }

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

    .footer-list li {
      margin-bottom: 12px;
    }

    .footer-list a:hover {
      color: #fff;
      padding-left: 4px;
    }

    @media (max-width: 991px) {
      .section-title { font-size: 1.75rem; }
      .profile-banner { padding: 24px; }
      .profile-avatar { width: 75px; height: 75px; font-size: 2rem; }
    }