/* roulang page: index */
:root {
      --primary-deep: #0B3D2E;
      --accent-green: #00E676;
      --accent-green-bright: #1AFF8B;
      --bg-dark: #0D1117;
      --bg-card: #1A1A2E;
      --text-primary: #F5F5F5;
      --text-secondary: #B0B0B0;
      --alert-red: #FF3D00;
      --border-subtle: rgba(255, 255, 255, 0.08);
      --border-green: rgba(0, 230, 118, 0.25);
      --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.45);
      --shadow-glow: 0 0 20px rgba(0, 230, 118, 0.4);
      --radius-sm: 8px;
      --radius-md: 16px;
      --radius-lg: 20px;
      --radius-full: 50px;
      --font-mono: 'Roboto Mono', monospace;
      --font-sans: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', sans-serif;
      --transition-smooth: all 0.25s ease;
    }

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

    body {
      background-color: var(--bg-dark);
      color: var(--text-primary);
      font-family: var(--font-sans);
      line-height: 1.7;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
    }

    .container {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 40px;
    }

    /* 导航栏 */
    .navbar {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      z-index: 1000;
      background: rgba(13, 17, 23, 0.85);
      backdrop-filter: blur(20px);
      -webkit-backdrop-filter: blur(20px);
      border-bottom: 1px solid rgba(0, 230, 118, 0.2);
      transition: var(--transition-smooth);
      padding: 16px 0;
    }

    .navbar.scrolled {
      background: rgba(13, 17, 23, 0.98);
      box-shadow: 0 4px 20px rgba(0,0,0,0.6);
    }

    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .logo {
      display: flex;
      align-items: center;
      gap: 10px;
      text-decoration: none;
      color: var(--accent-green);
      font-weight: 800;
      font-size: 24px;
      letter-spacing: -0.5px;
    }
    .logo i {
      font-size: 28px;
      color: var(--accent-green);
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 32px;
    }

    .nav-links a {
      color: var(--text-secondary);
      text-decoration: none;
      font-weight: 500;
      font-size: 15px;
      transition: color 0.2s;
      position: relative;
    }
    .nav-links a:hover {
      color: var(--accent-green);
    }

    .btn-primary {
      background: var(--accent-green);
      color: var(--primary-deep);
      font-weight: 700;
      padding: 12px 28px;
      border-radius: var(--radius-sm);
      border: none;
      cursor: pointer;
      text-decoration: none;
      display: inline-block;
      transition: var(--transition-smooth);
      letter-spacing: 0.3px;
      font-size: 15px;
      box-shadow: 0 4px 12px rgba(0,230,118,0.3);
    }
    .btn-primary:hover {
      background: var(--accent-green-bright);
      box-shadow: var(--shadow-glow);
      transform: translateY(-1px);
    }

    .btn-outline {
      background: transparent;
      border: 2px solid var(--accent-green);
      color: var(--accent-green);
      font-weight: 600;
      padding: 12px 28px;
      border-radius: var(--radius-sm);
      cursor: pointer;
      text-decoration: none;
      display: inline-block;
      transition: var(--transition-smooth);
    }
    .btn-outline:hover {
      background: var(--accent-green);
      color: var(--primary-deep);
    }

    .hamburger {
      display: none;
      flex-direction: column;
      gap: 5px;
      cursor: pointer;
    }
    .hamburger span {
      width: 25px;
      height: 3px;
      background: var(--accent-green);
      border-radius: 4px;
      transition: 0.3s;
    }

    /* Hero */
    .hero {
      min-height: 100vh;
      display: flex;
      align-items: center;
      background: radial-gradient(circle at 30% 30%, rgba(0,230,118,0.08) 0%, transparent 60%);
      position: relative;
      overflow: hidden;
      padding-top: 80px;
    }
    .hero::before {
      content: "90'+";
      position: absolute;
      right: 5%;
      top: 20%;
      font-size: 180px;
      font-weight: 800;
      color: rgba(255,255,255,0.025);
      font-family: var(--font-mono);
      pointer-events: none;
    }
    .hero-content {
      max-width: 800px;
      position: relative;
      z-index: 2;
    }
    .hero h1 {
      font-size: 52px;
      font-weight: 800;
      line-height: 1.2;
      letter-spacing: -0.5px;
      margin-bottom: 24px;
    }
    .hero h1 span {
      color: var(--accent-green);
    }
    .hero p {
      font-size: 18px;
      color: var(--text-secondary);
      max-width: 600px;
      margin-bottom: 40px;
    }
    .hero-actions {
      display: flex;
      gap: 20px;
      flex-wrap: wrap;
    }

    /* 板块通用 */
    section {
      padding: 100px 0;
    }
    .section-title {
      font-size: 36px;
      font-weight: 700;
      margin-bottom: 20px;
      letter-spacing: -0.3px;
    }
    .section-sub {
      color: var(--text-secondary);
      margin-bottom: 50px;
    }

    /* 实时比分面板 */
    .score-panel {
      background: rgba(26,26,46,0.6);
      backdrop-filter: blur(12px);
      border-radius: var(--radius-lg);
      padding: 32px;
      border: 1px solid var(--border-green);
      margin-top: -40px;
      position: relative;
      z-index: 3;
    }
    .score-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .score-card {
      background: rgba(26,26,46,0.8);
      backdrop-filter: blur(8px);
      border-radius: var(--radius-md);
      padding: 20px;
      border: 1px solid rgba(0,230,118,0.2);
      transition: var(--transition-smooth);
    }
    .score-card:hover {
      border-color: var(--accent-green);
      transform: translateY(-4px);
      box-shadow: var(--shadow-card);
    }
    .score-teams {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-weight: 600;
      margin-bottom: 12px;
    }
    .score-number {
      font-family: var(--font-mono);
      font-size: 38px;
      font-weight: 700;
      color: var(--accent-green);
      text-align: center;
      margin: 8px 0;
    }
    .live-badge {
      background: var(--alert-red);
      color: white;
      padding: 4px 12px;
      border-radius: 50px;
      font-size: 12px;
      font-weight: 600;
      display: inline-block;
      animation: pulse 1.8s infinite;
    }
    @keyframes pulse { 0% { opacity: 1; } 50% { opacity: 0.7; } }

    /* 服务错落布局 */
    .services-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }
    .service-card {
      background: linear-gradient(145deg, rgba(11,61,46,0.4) 0%, rgba(26,26,46,0.3) 100%);
      border: 1px solid var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 32px;
      transition: 0.3s;
    }
    .service-card.large {
      grid-row: span 2;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }
    .service-icon {
      font-size: 32px;
      color: var(--accent-green);
      margin-bottom: 20px;
    }

    /* 计数器 */
    .stats-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 30px;
      text-align: center;
    }
    .stat-number {
      font-family: var(--font-mono);
      font-size: 44px;
      font-weight: 700;
      color: var(--accent-green);
    }

    /* 联赛logo墙 */
    .league-grid {
      display: grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 20px;
      align-items: center;
    }
    .league-item {
      filter: grayscale(100%) opacity(0.6);
      transition: 0.3s;
      text-align: center;
    }
    .league-item:hover {
      filter: grayscale(0%) opacity(1);
    }

    /* FAQ */
    .faq-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
    }
    .faq-item {
      border-left: 4px solid var(--accent-green);
      padding-left: 20px;
      transition: 0.2s;
      background: rgba(255,255,255,0.02);
      border-radius: 0 8px 8px 0;
    }
    .faq-item:hover {
      border-left-width: 8px;
      box-shadow: -4px 0 12px rgba(0,230,118,0.3);
    }

    /* CTA横幅 */
    .cta-banner {
      background: #1A1A2E;
      background-image: url('/assets/images/backpic/back-2.webp');
      background-size: cover;
      background-blend-mode: overlay;
      border-radius: var(--radius-lg);
      padding: 70px 40px;
      text-align: center;
    }

    /* 页脚 */
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 40px;
    }

    @media (max-width: 1024px) {
      .score-grid { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 768px) {
      .container { padding: 0 20px; }
      .hamburger { display: flex; }
      .nav-links { display: none; position: absolute; top: 70px; left: 0; width: 100%; background: rgba(13,17,23,0.98); flex-direction: column; padding: 30px; gap: 24px; }
      .nav-links.active { display: flex; }
      .hero h1 { font-size: 36px; }
      .score-grid { grid-template-columns: 1fr; }
      .services-grid { grid-template-columns: 1fr; }
      .stats-grid { grid-template-columns: 1fr 1fr; }
      .league-grid { grid-template-columns: repeat(3, 1fr); }
      .faq-grid { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
    }