/* roulang page: index */
:root {
      --primary-purple: #5B2C8E;
      --primary-deep: #3A1B5C;
      --accent-orange: #FF6B35;
      --accent-orange-deep: #E55A2B;
      --accent-green: #00D4AA;
      --bg-light: #F8F6FC;
      --bg-dark: #1E1033;
      --text-main: #1E1E2F;
      --text-soft: #5A5A72;
      --white: #FFFFFF;
      --border-light: rgba(91,44,142,0.06);
      --shadow-sm: 0 4px 20px rgba(91,44,142,0.08);
      --shadow-hover: 0 8px 30px rgba(91,44,142,0.15);
      --radius-lg: 16px;
      --radius-md: 12px;
      --radius-sm: 8px;
      --font-heading: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;
      --font-body: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

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

    body {
      font-family: var(--font-body);
      background-color: var(--bg-light);
      color: var(--text-main);
      line-height: 1.6;
      font-size: 15px;
      -webkit-font-smoothing: antialiased;
    }

    h1, h2, h3, h4 {
      font-family: var(--font-heading);
      font-weight: 600;
      letter-spacing: -0.2px;
    }

    a {
      color: var(--primary-purple);
      text-decoration: none;
      transition: color 0.2s ease;
    }
    a:hover {
      color: var(--accent-orange);
    }

    img {
      max-width: 100%;
      height: auto;
      display: block;
    }

    .container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* 卡片化导航面板 */
    .aggame-nav {
      position: sticky;
      top: 20px;
      z-index: 50;
      margin-top: 20px;
    }
    .nav-panel {
      background: rgba(255,255,255,0.94);
      backdrop-filter: blur(12px);
      border-radius: 20px;
      box-shadow: 0 10px 30px rgba(91,44,142,0.12);
      padding: 12px 24px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      border: 1px solid rgba(255,255,255,0.75);
      flex-wrap: wrap;
    }
    .nav-logo {
      font-family: var(--font-heading);
      font-weight: 700;
      font-size: 1.7rem;
      color: var(--primary-purple);
      letter-spacing: 1px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .nav-logo i {
      color: var(--accent-orange);
      font-size: 2rem;
    }
    .nav-links {
      display: flex;
      gap: 8px;
      align-items: center;
      flex-wrap: wrap;
    }
    .nav-link-item {
      background: transparent;
      padding: 8px 16px;
      border-radius: 30px;
      color: var(--text-main);
      font-weight: 500;
      font-size: 0.9rem;
      transition: all 0.2s;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .nav-link-item i {
      color: var(--primary-purple);
      font-size: 1rem;
    }
    .nav-link-item:hover {
      background: rgba(91,44,142,0.08);
      color: var(--primary-purple);
    }
    .nav-cta {
      background: linear-gradient(135deg, var(--accent-orange), var(--accent-orange-deep));
      color: white;
      padding: 10px 24px;
      border-radius: 30px;
      font-weight: 600;
      font-size: 0.9rem;
      box-shadow: 0 6px 16px rgba(255,107,53,0.3);
      transition: all 0.25s;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      white-space: nowrap;
    }
    .nav-cta:hover {
      transform: translateY(-2px);
      box-shadow: 0 10px 24px rgba(255,107,53,0.4);
      color: white;
    }

    /* Hero */
    .hero {
      padding: 60px 0 70px;
      background: linear-gradient(180deg, #F8F6FC 0%, #FFFFFF 100%);
      position: relative;
      overflow: hidden;
    }
    .hero-grid {
      display: flex;
      align-items: center;
      gap: 40px;
    }
    .hero-text {
      flex: 1 1 50%;
    }
    .hero-text h1 {
      font-size: 2.9rem;
      font-weight: 700;
      color: var(--primary-deep);
      line-height: 1.2;
      margin-bottom: 1.2rem;
    }
    .hero-text .highlight {
      color: var(--accent-orange);
      border-bottom: 3px solid rgba(255,107,53,0.3);
    }
    .hero-sub {
      font-size: 1.1rem;
      color: var(--text-soft);
      margin-bottom: 2rem;
      max-width: 480px;
    }
    .hero-buttons {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
    }
    .btn-primary {
      background: linear-gradient(135deg, var(--primary-purple), var(--primary-deep));
      color: white;
      padding: 14px 32px;
      border-radius: 40px;
      font-weight: 600;
      border: none;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-size: 1rem;
      transition: 0.2s;
      box-shadow: 0 8px 20px rgba(91,44,142,0.3);
    }
    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 28px rgba(91,44,142,0.4);
      color: white;
    }
    .btn-outline {
      background: transparent;
      border: 1.5px solid var(--primary-purple);
      color: var(--primary-purple);
      padding: 14px 32px;
      border-radius: 40px;
      font-weight: 600;
      transition: 0.2s;
    }
    .btn-outline:hover {
      background: rgba(91,44,142,0.06);
      color: var(--primary-purple);
    }
    .hero-image {
      flex: 1 1 45%;
      position: relative;
    }
    .hero-image img {
      border-radius: 28px;
      box-shadow: 0 20px 40px rgba(91,44,142,0.2);
      width: 100%;
      object-fit: cover;
      aspect-ratio: 4/3;
    }

    section {
      padding: 70px 0;
    }
    .section-title {
      text-align: center;
      margin-bottom: 50px;
    }
    .section-title h2 {
      font-size: 2rem;
      color: var(--primary-deep);
      margin-bottom: 0.5rem;
    }
    .section-title p {
      color: var(--text-soft);
      max-width: 600px;
      margin: 0 auto;
    }

    /* 卡片通用 */
    .card {
      background: var(--white);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-light);
      transition: all 0.25s;
      height: 100%;
    }
    .card:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-4px);
    }

    /* 核心优势 */
    .features-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .feature-card {
      padding: 28px 20px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }
    .feature-icon {
      width: 60px;
      height: 60px;
      background: rgba(0,212,170,0.12);
      border-radius: 20px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 auto 18px;
      font-size: 1.8rem;
      color: var(--accent-green);
    }
    .feature-card h3 {
      font-size: 1.3rem;
      margin-bottom: 10px;
    }
    .badge-data {
      background: rgba(91,44,142,0.08);
      color: var(--primary-purple);
      font-weight: 700;
      padding: 4px 12px;
      border-radius: 20px;
      font-size: 0.9rem;
      display: inline-block;
      margin-top: 12px;
    }

    /* 服务矩阵 */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .service-card img {
      width: 100%;
      aspect-ratio: 16/9;
      object-fit: cover;
      border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    }
    .service-content {
      padding: 22px 20px;
    }

    /* 数据条 */
    .stats-bar {
      background: #F0EBF8;
      border-radius: 24px;
      display: flex;
      justify-content: space-around;
      flex-wrap: wrap;
      padding: 30px 20px;
      margin-top: 10px;
    }
    .stat-item {
      text-align: center;
      font-weight: 700;
    }
    .stat-number {
      font-size: 2.5rem;
      color: var(--accent-green);
      font-family: var(--font-heading);
    }

    /* 案例轮播网格 */
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }
    .case-card {
      display: flex;
      gap: 20px;
      padding: 16px;
      align-items: center;
    }
    .case-card img {
      width: 90px;
      height: 90px;
      border-radius: 20px;
      object-fit: cover;
    }

    /* 流程步骤 */
    .steps {
      display: flex;
      justify-content: space-between;
      gap: 20px;
    }
    .step-card {
      flex:1;
      text-align: center;
      padding: 24px 16px;
    }

    /* FAQ */
    .faq-list {
      max-width: 800px;
      margin: 0 auto;
    }
    .faq-item {
      background: white;
      border-radius: var(--radius-md);
      margin-bottom: 12px;
      border: 1px solid var(--border-light);
      cursor: pointer;
      padding: 16px 20px;
    }
    .faq-question {
      display: flex;
      justify-content: space-between;
      font-weight: 600;
    }

    /* CTA */
    .cta-section {
      background: linear-gradient(135deg, #1E1033, #5B2C8E);
      color: white;
      border-radius: 32px;
      padding: 50px;
      display: flex;
      gap: 40px;
      flex-wrap: wrap;
    }
    .cta-form input, .cta-form textarea {
      background: rgba(255,255,255,0.1);
      border: 1px solid rgba(255,255,255,0.25);
      border-radius: 14px;
      color: white;
      padding: 14px;
    }
    .footer {
      background: #1E1033;
      color: #ddd;
      padding: 50px 0 20px;
    }

    @media (max-width: 1024px) {
      .features-grid { grid-template-columns: repeat(2,1fr); }
      .services-grid { grid-template-columns: repeat(2,1fr); }
    }
    @media (max-width: 768px) {
      .hero-grid { flex-direction: column; }
      .features-grid, .services-grid, .cases-grid { grid-template-columns: 1fr; }
      .steps { flex-direction: column; }
      .nav-panel { flex-direction: column; gap: 12px; }
      .nav-links { justify-content: center; }
    }