/* roulang page: index */
:root {
      --color-primary: #0A0D14;
      --color-titanium: #121824;
      --color-surface: #1A2234;
      --color-accent: #00E599;
      --color-cyan: #00B4D8;
      --color-text: #E2E8F0;
      --color-muted: #94A3B8;
      --border-subtle: rgba(255, 255, 255, 0.08);
      --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    body {
      background-color: var(--color-primary);
      color: var(--color-text);
      font-family: var(--font-stack);
      line-height: 1.75;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
    }
    a {
      text-decoration: none;
      color: inherit;
    }
    .custom-container {
      width: 100%;
      max-width: 1280px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 1.5rem;
      padding-right: 1.5rem;
    }
    .glow-border {
      border: 1px solid var(--border-subtle);
      transition: all 0.3s ease;
    }
    .glow-border:hover {
      border-color: rgba(0, 229, 153, 0.35);
      box-shadow: 0 0 20px rgba(0, 229, 153, 0.15);
      transform: translateY(-2px);
    }
    .btn-glow {
      background-color: #00E599;
      color: #0A0D14;
      font-weight: 600;
      transition: all 0.25s ease;
      min-height: 44px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0 1.5rem;
      border-radius: 0.5rem;
    }
    .btn-glow:hover {
      box-shadow: 0 0 22px rgba(0, 229, 153, 0.4);
      background-color: #26f0aa;
    }
    .btn-outline {
      border: 1px solid rgba(255, 255, 255, 0.18);
      color: #E2E8F0;
      min-height: 44px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0 1.5rem;
      border-radius: 0.5rem;
      transition: all 0.25s ease;
    }
    .btn-outline:hover {
      border-color: #00B4D8;
      color: #00B4D8;
      box-shadow: 0 0 16px rgba(0, 180, 216, 0.25);
    }
    .pulse-dot {
      width: 8px;
      height: 8px;
      background-color: #00E599;
      border-radius: 50%;
      box-shadow: 0 0 0 0 rgba(0, 229, 153, 0.7);
      animation: pulse 1.8s infinite cubic-bezier(0.66, 0, 0, 1);
    }
    @keyframes pulse {
      to {
        box-shadow: 0 0 0 10px rgba(0, 229, 153, 0);
      }
    }
    .hero-stage-bg {
      background-image: radial-gradient(circle at 50% 30%, rgba(0, 180, 216, 0.12) 0%, transparent 65%), url('/assets/images/cc263b294bcd6526.webp');
      background-size: cover;
      background-position: center;
    }