/* roulang page: index */
@import url('/assets/css/vendor/7d0d260fcb-all.min.css');

    :root {
      --primary: #F15A24;
      --primary-dark: #d14d1c;
      --secondary: #1B3A2D;
      --accent: #FFC107;
      --bg: #F7F5F0;
      --white: #FFFFFF;
      --gray-text: #4B4B4B;
      --light-gray: #E8E5DF;
      --shadow-sm: 0 4px 20px rgba(0,0,0,0.04);
      --shadow-md: 0 8px 30px rgba(0,0,0,0.08);
      --radius-lg: 16px;
      --radius-xl: 24px;
      --radius-full: 999px;
      --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', system-ui, -apple-system, sans-serif;
    }

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

    body {
      font-family: var(--font-sans);
      background-color: var(--bg);
      color: #2C2C2C;
      line-height: 1.7;
      -webkit-font-smoothing: antialiased;
      font-weight: 400;
      font-size: 16px;
    }

    .container {
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 32px;
    }

    @media (max-width: 768px) {
      .container {
        padding: 0 20px;
      }
    }

    /* 导航悬浮胶囊 */
    .nav-capsule {
      position: fixed;
      top: 20px;
      left: 50%;
      transform: translateX(-50%);
      width: auto;
      max-width: 90vw;
      background: rgba(247, 245, 240, 0.8);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-radius: 40px;
      padding: 8px 28px;
      box-shadow: 0 8px 30px rgba(0,0,0,0.06);
      z-index: 50;
      display: flex;
      align-items: center;
      justify-content: space-between;
      transition: all 0.25s ease;
      border: 1px solid rgba(255,255,255,0.6);
    }

    .nav-brand {
      font-weight: 800;
      font-size: 1.25rem;
      color: var(--secondary);
      letter-spacing: -0.3px;
      margin-right: 32px;
      white-space: nowrap;
    }

    .nav-links {
      display: flex;
      gap: 24px;
      align-items: center;
      flex-wrap: wrap;
    }

    .nav-links a {
      text-decoration: none;
      font-weight: 500;
      color: #2C2C2C;
      font-size: 0.95rem;
      position: relative;
      transition: color 0.2s;
      white-space: nowrap;
    }

    .nav-links a::after {
      content: '';
      position: absolute;
      bottom: -4px;
      left: 0;
      width: 0;
      height: 2px;
      background: var(--primary);
      transition: width 0.25s ease;
    }

    .nav-links a:hover {
      color: var(--primary);
    }
    .nav-links a:hover::after {
      width: 100%;
    }

    .mobile-menu-btn {
      display: none;
      background: none;
      border: none;
      font-size: 1.5rem;
      color: var(--secondary);
      cursor: pointer;
    }

    @media (max-width: 768px) {
      .nav-capsule {
        top: 10px;
        padding: 8px 20px;
        border-radius: 30px;
      }
      .nav-links {
        display: none;
        position: absolute;
        top: 60px;
        left: 0;
        width: 100%;
        background: rgba(255,255,255,0.95);
        backdrop-filter: blur(20px);
        border-radius: 24px;
        flex-direction: column;
        padding: 20px;
        gap: 16px;
        box-shadow: 0 20px 30px rgba(0,0,0,0.1);
      }
      .nav-links.active {
        display: flex;
      }
      .mobile-menu-btn {
        display: block;
      }
      .nav-brand {
        font-size: 1.1rem;
      }
    }

    /* 板块通用 */
    section {
      padding: 80px 0;
    }

    @media (max-width: 768px) {
      section {
        padding: 60px 0;
      }
    }

    h2 {
      font-size: 2rem;
      font-weight: 700;
      line-height: 1.3;
      color: var(--secondary);
      margin-bottom: 16px;
    }

    @media (max-width: 768px) {
      h2 {
        font-size: 1.8rem;
      }
    }

    .text-accent-orange {
      color: var(--primary);
    }
    .bg-deep-green {
      background-color: var(--secondary);
    }

    /* 卡片系统 */
    .card {
      background: var(--white);
      border-radius: var(--radius-lg);
      padding: 28px;
      box-shadow: var(--shadow-sm);
      transition: all 0.25s ease;
      border: 1px solid rgba(0,0,0,0.02);
    }
    .card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-md);
    }

    /* 按钮 */
    .btn-primary {
      background: var(--primary);
      color: white;
      font-weight: 600;
      padding: 14px 32px;
      border-radius: var(--radius-full);
      border: none;
      cursor: pointer;
      transition: all 0.2s ease;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      text-decoration: none;
      font-size: 1rem;
      box-shadow: 0 4px 12px rgba(241,90,36,0.3);
    }
    .btn-primary:hover {
      background: #d14d1c;
      transform: scale(1.02);
      box-shadow: 0 8px 18px rgba(241,90,36,0.4);
    }

    .btn-outline {
      background: transparent;
      border: 2px solid var(--secondary);
      color: var(--secondary);
      font-weight: 600;
      padding: 12px 28px;
      border-radius: var(--radius-full);
      transition: 0.2s;
      text-decoration: none;
    }
    .btn-outline:hover {
      background: var(--secondary);
      color: white;
    }

    /* 数据动画数字 */
    .counter-number {
      font-weight: 900;
      font-size: 3.2rem;
      color: var(--primary);
      font-feature-settings: "tnum";
      letter-spacing: -0.5px;
    }
    @media (max-width: 768px) {
      .counter-number {
        font-size: 2.2rem;
      }
    }

    /* 对比表格风格 */
    .compare-table th, .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid #e2e0da;
    }
    .highlight-win {
      color: var(--primary);
      font-weight: 700;
    }

    /* FAQ 手风琴 */
    .faq-item {
      border-bottom: 1px solid #E0DDD5;
    }
    .faq-question {
      cursor: pointer;
      padding: 20px 0;
      font-weight: 700;
      color: var(--secondary);
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 1.1rem;
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.35s ease;
      color: #4B4B4B;
      padding: 0 0;
    }
    .faq-item.active .faq-answer {
      max-height: 200px;
      padding-bottom: 20px;
    }