/* roulang page: index */
@import url('/assets/css/vendor/1ecd1de215-css2.css');

    :root {
      --sport-green: #0F6B3E;
      --sport-green-dark: #0A5C36;
      --neon-cyan: #00F0A8;
      --gray-bg: #F8F9FA;
      --card-white: #FFFFFF;
      --text-primary: #1A1A1A;
      --text-secondary: #4B5563;
      --text-muted: #6B7280;
      --border-light: #E5E7EB;
      --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
      --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
      --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
      --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
      --radius-lg: 16px;
      --radius-full: 9999px;
    }

    * {
      box-sizing: border-box;
    }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", sans-serif;
      margin: 0;
      padding: 0;
      background-color: var(--gray-bg);
      color: var(--text-primary);
      line-height: 1.6;
      display: flex;
      min-height: 100vh;
    }

    /* 左侧 App Shell 导航 */
    .app-sidebar {
      width: 90px;
      background-color: var(--card-white);
      border-right: 1px solid rgba(0,0,0,0.04);
      display: flex;
      flex-direction: column;
      align-items: center;
      padding: 2rem 0;
      position: fixed;
      top: 0;
      left: 0;
      height: 100vh;
      z-index: 40;
      box-shadow: var(--shadow-sm);
      transition: transform 0.3s ease;
    }

    .sidebar-logo {
      font-family: 'Inter', sans-serif;
      font-weight: 800;
      font-size: 1.5rem;
      letter-spacing: -0.5px;
      color: var(--sport-green);
      margin-bottom: 3rem;
      writing-mode: vertical-rl;
      text-orientation: mixed;
      transform: rotate(180deg);
      cursor: pointer;
      transition: color 0.2s;
    }
    .sidebar-logo:hover {
      color: var(--neon-cyan);
    }

    .nav-vertical {
      display: flex;
      flex-direction: column;
      gap: 2rem;
      list-style: none;
      padding: 0;
      margin: 0;
      align-items: center;
    }

    .nav-item {
      position: relative;
      writing-mode: vertical-rl;
      text-orientation: mixed;
      font-size: 0.9rem;
      font-weight: 500;
      color: var(--text-muted);
      cursor: pointer;
      transition: color 0.2s, transform 0.2s;
      letter-spacing: 1px;
      padding: 0.5rem 0;
    }
    .nav-item:hover {
      color: var(--sport-green);
    }
    .nav-item.active {
      color: var(--sport-green);
      font-weight: 700;
    }
    .nav-item.active::after {
      content: '';
      position: absolute;
      right: -12px;
      top: 50%;
      transform: translateY(-50%);
      width: 6px;
      height: 6px;
      background-color: var(--neon-cyan);
      border-radius: 50%;
      box-shadow: 0 0 8px var(--neon-cyan);
    }

    /* 主内容区 */
    .main-content {
      margin-left: 90px;
      flex: 1;
      width: calc(100% - 90px);
      background-color: var(--gray-bg);
    }

    /* 移动端顶部导航 */
    .mobile-nav {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      background: rgba(255,255,255,0.85);
      backdrop-filter: blur(12px);
      z-index: 50;
      padding: 1rem 1.5rem;
      align-items: center;
      justify-content: space-between;
      border-bottom: 1px solid rgba(0,0,0,0.03);
    }
    .mobile-logo {
      font-family: 'Inter', sans-serif;
      font-weight: 800;
      font-size: 1.5rem;
      color: var(--sport-green);
    }
    .menu-toggle {
      font-size: 1.5rem;
      color: var(--text-primary);
      background: none;
      border: none;
    }
    .mobile-menu-drawer {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100vh;
      background: rgba(255,255,255,0.98);
      backdrop-filter: blur(20px);
      z-index: 45;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 2rem;
      transform: translateX(-100%);
      transition: transform 0.3s ease;
    }
    .mobile-menu-drawer.open {
      transform: translateX(0);
    }
    .mobile-nav-link {
      font-size: 1.5rem;
      font-weight: 600;
      color: var(--text-primary);
      text-decoration: none;
    }

    /* 通用板块 */
    .section-container {
      max-width: 1280px;
      margin: 0 auto;
      padding: 5rem 2rem;
    }
    @media (min-width: 1024px) {
      .section-container {
        padding: 6rem 4rem;
      }
    }

    h1, h2, h3 {
      font-weight: 700;
      color: var(--text-primary);
    }
    h2 {
      font-size: 2.5rem;
      margin-bottom: 1.5rem;
    }
    .text-muted {
      color: var(--text-muted);
    }
    .text-secondary {
      color: var(--text-secondary);
    }

    .btn-primary {
      background-color: var(--sport-green);
      color: white;
      border-radius: var(--radius-full);
      padding: 0.75rem 2rem;
      font-weight: 600;
      transition: all 0.3s ease;
      display: inline-block;
      text-align: center;
      border: none;
      cursor: pointer;
      box-shadow: 0 4px 10px rgba(15,107,62,0.25);
    }
    .btn-primary:hover {
      background-color: var(--sport-green-dark);
      box-shadow: 0 0 18px rgba(15,107,62,0.45);
      transform: translateY(-1px);
    }
    .btn-ghost {
      background: transparent;
      border: 2px solid var(--sport-green);
      color: var(--sport-green);
      border-radius: var(--radius-full);
      padding: 0.75rem 2rem;
      font-weight: 600;
      transition: all 0.3s ease;
      display: inline-block;
      text-align: center;
      cursor: pointer;
    }
    .btn-ghost:hover {
      background-color: var(--sport-green);
      color: white;
    }

    .card {
      background: var(--card-white);
      border-radius: var(--radius-lg);
      padding: 2.5rem;
      box-shadow: var(--shadow-md);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      height: 100%;
    }
    .card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-xl);
    }

    .data-number {
      font-family: 'Inter', sans-serif;
      font-weight: 900;
      font-size: 3.5rem;
      color: var(--sport-green);
    }

    input, textarea {
      border: none;
      border-bottom: 1px solid #D1D5DB;
      padding: 0.75rem 0;
      width: 100%;
      background: transparent;
      transition: border-color 0.3s;
      outline: none;
    }
    input:focus, textarea:focus {
      border-bottom-color: var(--sport-green);
    }

    .faq-item {
      border-bottom: 1px solid var(--border-light);
      padding: 1.5rem 0;
    }

    @media (max-width: 1023px) {
      .app-sidebar {
        display: none;
      }
      .main-content {
        margin-left: 0;
        width: 100%;
      }
      .mobile-nav {
        display: flex;
      }
      .section-container {
        padding: 3rem 1.5rem;
      }
      h2 {
        font-size: 2rem;
      }
    }