/* roulang page: index */
:root {
      --primary-blue: #0AABFF;
      --primary-blue-light: #33BBFF;
      --accent-orange: #FF5E3A;
      --success-green: #2ECC71;
      --deep-black: #0B0E14;
      --darker-bg: #080B10;
      --glass-bg: rgba(255, 255, 255, 0.04);
      --glass-border: rgba(255, 255, 255, 0.06);
      --text-primary: #E8ECF1;
      --text-secondary: #8A919F;
      --font-sans: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
      --font-mono: "SF Mono", "Roboto Mono", monospace;
      --border-radius-card: 16px;
      --border-radius-btn: 50px;
      --glow-soft: 0 0 30px rgba(10, 171, 255, 0.08);
      --glow-medium: 0 0 30px rgba(10, 171, 255, 0.15);
      --glass-blur: blur(20px);
    }
    
    * {
      box-sizing: border-box;
    }
    
    body {
      font-family: var(--font-sans);
      background-color: var(--deep-black);
      color: var(--text-primary);
      line-height: 1.7;
      margin: 0;
      overflow-x: hidden;
    }
    
    /* 自定义覆盖Bootstrap */
    .btn, .card, .navbar, .accordion {
      border-radius: var(--border-radius-card);
    }
    
    .navbar {
      background: rgba(11, 14, 20, 0.85) !important;
      backdrop-filter: var(--glass-blur);
      -webkit-backdrop-filter: var(--glass-blur);
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
      height: 64px;
      padding: 0 1.5rem;
    }
    
    .navbar-brand {
      font-weight: 700;
      font-size: 22px;
      background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-light));
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    
    .logo-icon {
      display: inline-block;
      width: 18px;
      height: 18px;
      background: radial-gradient(circle, var(--primary-blue) 20%, transparent 80%);
      clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
      background-color: var(--primary-blue);
      margin-right: 4px;
    }
    
    .nav-link {
      color: var(--text-secondary) !important;
      font-size: 14px;
      font-weight: 500;
      margin: 0 0.3rem;
      transition: 0.2s;
      position: relative;
    }
    
    .nav-link:hover, .nav-link.active {
      color: #fff !important;
    }
    
    .nav-link::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 50%;
      transform: translateX(-50%);
      width: 0;
      height: 2px;
      background: var(--primary-blue);
      transition: 0.25s;
    }
    
    .nav-link:hover::after, .nav-link.active::after {
      width: 60%;
    }
    
    .live-badge {
      background: rgba(255, 94, 58, 0.15);
      color: var(--accent-orange);
      font-size: 11px;
      font-weight: 600;
      padding: 0.2rem 0.7rem;
      border-radius: 4px;
      margin-left: 10px;
      animation: pulse 2s infinite;
      display: flex;
      align-items: center;
      gap: 4px;
    }
    
    @keyframes pulse {
      0% { opacity: 1; }
      50% { opacity: 0.7; }
      100% { opacity: 1; }
    }
    
    .btn-primary-custom {
      background: var(--primary-blue);
      border: none;
      color: white;
      font-weight: 600;
      padding: 0.7rem 2rem;
      border-radius: var(--border-radius-btn);
      transition: all 0.3s;
      font-size: 15px;
    }
    
    .btn-primary-custom:hover {
      background: var(--primary-blue-light);
      box-shadow: 0 0 25px rgba(10, 171, 255, 0.5);
      color: white;
      transform: translateY(-1px);
    }
    
    .btn-outline-custom {
      background: transparent;
      border: 1px solid rgba(255,255,255,0.2);
      color: white;
      font-weight: 600;
      padding: 0.7rem 2rem;
      border-radius: var(--border-radius-btn);
      transition: 0.3s;
      font-size: 15px;
    }
    
    .btn-outline-custom:hover {
      border-color: var(--primary-blue);
      background: rgba(10,171,255,0.1);
      color: white;
    }
    
    .btn-cta {
      background: var(--accent-orange);
      border: none;
      color: white;
      font-weight: 700;
      padding: 1rem 2.5rem;
      border-radius: var(--border-radius-btn);
      font-size: 16px;
      transition: 0.3s;
      letter-spacing: 0.5px;
    }
    
    .btn-cta:hover {
      background: #ff7a5c;
      box-shadow: 0 0 30px rgba(255, 94, 58, 0.7);
      color: white;
      transform: scale(1.02);
    }
    
    .glass-card {
      background: var(--glass-bg);
      backdrop-filter: var(--glass-blur);
      -webkit-backdrop-filter: var(--glass-blur);
      border: 1px solid var(--glass-border);
      border-radius: var(--border-radius-card);
      padding: 28px;
      box-shadow: var(--glow-soft);
      transition: all 0.3s ease;
      height: 100%;
    }
    
    .glass-card:hover {
      box-shadow: var(--glow-medium);
      transform: translateY(-4px);
      border-color: rgba(10,171,255,0.2);
    }
    
    .hero-section {
      min-height: 90vh;
      display: flex;
      align-items: center;
      background-image: url('/assets/images/backpic/back-1.webp');
      background-size: cover;
      background-position: center;
      position: relative;
      background-blend-mode: overlay;
      background-color: rgba(11,14,20,0.7);
    }
    
    .hero-overlay {
      position: absolute;
      top:0; left:0; width:100%; height:100%;
      background: radial-gradient(circle at 30% 40%, rgba(10,171,255,0.1) 0%, transparent 60%);
      pointer-events: none;
    }
    
    .data-grid-line {
      position: absolute;
      top:0; left:0; width:100%; height:100%;
      background-image: linear-gradient(rgba(10,171,255,0.08) 1px, transparent 1px), linear-gradient(90deg, rgba(10,171,255,0.08) 1px, transparent 1px);
      background-size: 40px 40px;
      opacity: 0.25;
    }
    
    .scoreboard-card {
      background: rgba(255,255,255,0.05);
      backdrop-filter: blur(25px);
      border: 1px solid rgba(255,255,255,0.1);
      border-radius: 24px;
      padding: 1.8rem;
      color: white;
    }
    
    .match-row {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 0.8rem 0;
      border-bottom: 1px solid rgba(255,255,255,0.08);
    }
    
    .score-number {
      font-family: var(--font-mono);
      font-weight: 700;
      font-size: 1.8rem;
      background: linear-gradient(180deg, #fff 0%, #ccc 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    
    .accent-dot {
      width: 8px; height: 8px; background: var(--accent-orange); border-radius: 50%; display: inline-block; margin-right: 6px;
    }
    
    .stat-number {
      font-family: var(--font-mono);
      font-size: 2.4rem;
      font-weight: 700;
      color: var(--primary-blue);
    }
    
    .decor-line {
      width: 40px; height: 2px; background: var(--primary-blue); opacity: 0.6; margin-bottom: 12px;
    }
    
    .compare-bad {
      background: rgba(255,255,255,0.03);
      border-left: 3px solid rgba(255,255,255,0.15);
    }
    
    .compare-good {
      background: rgba(10,171,255,0.08);
      border-left: 3px solid var(--primary-blue);
    }
    
    .accordion-button {
      background: rgba(255,255,255,0.03);
      color: var(--text-primary);
      font-weight: 600;
      border: none;
      border-radius: 12px !important;
      padding: 1.2rem 1.5rem;
      margin-bottom: 8px;
    }
    
    .accordion-button:not(.collapsed) {
      background: rgba(10,171,255,0.08);
      color: white;
      box-shadow: none;
      border-left: 3px solid var(--primary-blue);
    }
    
    .accordion-item {
      background: transparent;
      border: none;
    }
    
    .footer-link {
      color: var(--text-secondary);
      text-decoration: none;
      margin: 0 0.8rem;
      font-size: 14px;
    }
    
    @media (max-width: 768px) {
      .glass-card {
        padding: 20px;
      }
      .hero-section {
        min-height: auto;
        padding: 120px 0 60px;
      }
      .navbar-collapse {
        background: rgba(11,14,20,0.95);
        backdrop-filter: blur(20px);
        padding: 1rem;
      }
      .stat-number {
        font-size: 2rem;
      }
    }