/* roulang page: index */
:root {
      --primary: #4F46E5;
      --primary-hover: #4338CA;
      --accent: #EC4899;
      --cyan: #06B6D4;
      --dark-bg: #0F172A;
      --dark-card: #1E293B;
      --text-main: #0F172A;
      --text-body: #334155;
      --text-muted: #64748B;
      --bg-light: #F8FAFC;
      --border-light: #E2E8F0;
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
      --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.08);
      --shadow-lg: 0 20px 30px -10px rgba(79, 70, 229, 0.15);
      --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }

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

    html {
      scroll-behavior: smooth;
      font-size: 16px;
    }

    body {
      font-family: system-ui, -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      line-height: 1.75;
      color: var(--text-body);
      background-color: #FFFFFF;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition);
    }

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

    button, input, select, textarea {
      font: inherit;
    }

    .container {
      width: 100%;
      max-width: 1240px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    /* Top Bar */
    .top-bar {
      background: #0B1120;
      color: #94A3B8;
      font-size: 0.825rem;
      padding: 8px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .top-bar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .top-bar-left span {
      margin-right: 20px;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .top-bar-right {
      display: flex;
      gap: 16px;
    }

    /* Sticky Header */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 999;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(12px);
      box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.05);
      border-bottom: 1px solid var(--border-light);
    }
    .nav-wrapper {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 1.35rem;
      font-weight: 800;
      color: var(--text-main);
      letter-spacing: -0.5px;
    }
    .logo-badge {
      background: linear-gradient(135deg, var(--primary), var(--accent));
      color: #fff;
      font-size: 0.75rem;
      padding: 3px 8px;
      border-radius: var(--radius-sm);
      font-weight: 700;
    }
    .main-nav {
      display: flex;
      align-items: center;
      gap: 28px;
    }
    .nav-link {
      font-weight: 600;
      color: var(--text-body);
      font-size: 0.95rem;
      position: relative;
      padding: 6px 0;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--primary);
    }
    .nav-link.active::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      height: 2px;
      background: var(--primary);
      border-radius: 2px;
    }
    .nav-cta {
      background: linear-gradient(135deg, var(--primary), #6366F1);
      color: #FFFFFF;
      padding: 10px 22px;
      border-radius: 30px;
      font-weight: 600;
      font-size: 0.9rem;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
    }
    .nav-cta:hover {
      transform: translateY(-2px);
      box-shadow: 0 6px 16px rgba(79, 70, 229, 0.35);
    }

    /* Section Base */
    .section-wrap {
      padding: 80px 0;
      position: relative;
    }
    .section-wrap.alt-bg {
      background-color: var(--bg-light);
    }
    .section-wrap.dark-theme {
      background-color: var(--dark-bg);
      color: #F1F5F9;
    }
    .section-header {
      margin-bottom: 48px;
    }
    .section-header.center {
      text-align: center;
      max-width: 820px;
      margin-left: auto;
      margin-right: auto;
    }
    .section-eyebrow {
      display: inline-block;
      font-size: 0.85rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 1px;
      color: var(--primary);
      margin-bottom: 8px;
      background: rgba(79, 70, 229, 0.08);
      padding: 4px 12px;
      border-radius: 20px;
    }
    .dark-theme .section-eyebrow {
      background: rgba(6, 182, 212, 0.15);
      color: var(--cyan);
    }
    .section-title {
      font-size: 2.1rem;
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.3;
      margin-bottom: 16px;
      letter-spacing: -0.5px;
    }
    .dark-theme .section-title {
      color: #FFFFFF;
    }
    .section-desc {
      font-size: 1.05rem;
      color: var(--text-muted);
      line-height: 1.75;
    }
    .dark-theme .section-desc {
      color: #94A3B8;
    }

    /* 1. Hero Section (预约到店/选座与时段主屏) */
    .hero-section {
      position: relative;
      background: linear-gradient(to right, rgba(15, 23, 42, 0.92), rgba(15, 23, 42, 0.8)), url('/assets/images/0a038c32d87fb339.webp') center/cover no-repeat;
      color: #FFFFFF;
      padding: 90px 0 100px;
      min-height: 640px;
      display: flex;
      align-items: center;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 48px;
      align-items: center;
    }
    .hero-content h1 {
      font-size: 2.75rem;
      line-height: 1.22;
      font-weight: 800;
      margin-bottom: 22px;
      letter-spacing: -1px;
    }
    .hero-highlight {
      background: linear-gradient(135deg, #A5B4FC, #F472B6);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-lead {
      font-size: 1.08rem;
      color: #CBD5E1;
      margin-bottom: 32px;
      line-height: 1.8;
      max-width: 600px;
    }
    .hero-features {
      display: flex;
      gap: 20px;
      margin-bottom: 36px;
    }
    .hero-f-item {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.9rem;
      color: #E2E8F0;
      background: rgba(255, 255, 255, 0.08);
      padding: 8px 14px;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(255, 255, 255, 0.12);
    }
    .hero-booking-card {
      background: #FFFFFF;
      color: var(--text-main);
      border-radius: var(--radius-lg);
      padding: 32px;
      box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
      border: 1px solid rgba(255, 255, 255, 0.2);
    }
    .booking-card-head {
      margin-bottom: 20px;
      padding-bottom: 14px;
      border-bottom: 1px solid var(--border-light);
    }
    .booking-card-head h3 {
      font-size: 1.3rem;
      font-weight: 700;
      color: var(--text-main);
    }
    .booking-card-head p {
      font-size: 0.85rem;
      color: var(--text-muted);
      margin-top: 4px;
    }
    .form-group {
      margin-bottom: 16px;
    }
    .form-group label {
      display: block;
      font-size: 0.85rem;
      font-weight: 600;
      color: var(--text-body);
      margin-bottom: 6px;
    }
    .form-control {
      width: 100%;
      padding: 11px 14px;
      border-radius: var(--radius-sm);
      border: 1px solid #CBD5E1;
      font-size: 0.9rem;
      transition: var(--transition);
      background-color: #F8FAFC;
    }
    .form-control:focus {
      outline: none;
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
      background-color: #FFFFFF;
    }
    .slot-chips {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 8px;
    }
    .slot-chip {
      text-align: center;
      padding: 8px 4px;
      border: 1px solid #E2E8F0;
      border-radius: var(--radius-sm);
      font-size: 0.8rem;
      font-weight: 600;
      cursor: pointer;
      color: var(--text-body);
      transition: var(--transition);
      background: #F8FAFC;
    }
    .slot-chip:hover, .slot-chip.selected {
      border-color: var(--primary);
      background: #EEF2FF;
      color: var(--primary);
    }
    .btn-submit-booking {
      width: 100%;
      padding: 13px;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      color: #FFFFFF;
      border: none;
      border-radius: var(--radius-sm);
      font-size: 1rem;
      font-weight: 700;
      cursor: pointer;
      box-shadow: 0 6px 18px rgba(236, 72, 153, 0.3);
      transition: var(--transition);
      margin-top: 10px;
    }
    .btn-submit-booking:hover {
      transform: translateY(-2px);
      box-shadow: 0 10px 22px rgba(236, 72, 153, 0.4);
    }

    /* 2. 资料目录 / 官方票务索引 */
    .catalog-index-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .catalog-item-card {
      background: #FFFFFF;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      padding: 24px;
      transition: var(--transition);
      position: relative;
    }
    .catalog-item-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-md);
      border-color: #C7D2FE;
    }
    .catalog-tag {
      font-size: 0.75rem;
      font-weight: 700;
      color: var(--primary);
      background: #EEF2FF;
      padding: 2px 8px;
      border-radius: 4px;
      display: inline-block;
      margin-bottom: 12px;
    }
    .catalog-item-card h4 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
    }
    .catalog-item-card p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.6;
    }
    .catalog-footer-link {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      font-size: 0.85rem;
      color: var(--primary);
      font-weight: 600;
      margin-top: 16px;
    }

    /* 3. 平台核心价值点 (3x2 网格) */
    .value-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .value-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 32px 28px;
      border: 1px solid var(--border-light);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      position: relative;
      overflow: hidden;
    }
    .value-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-lg);
      border-color: rgba(79, 70, 229, 0.3);
    }
    .value-icon-box {
      width: 52px;
      height: 52px;
      border-radius: var(--radius-md);
      background: linear-gradient(135deg, rgba(79, 70, 229, 0.1), rgba(236, 72, 153, 0.1));
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.5rem;
      color: var(--primary);
      margin-bottom: 20px;
    }
    .value-card h3 {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 12px;
    }
    .value-card p {
      font-size: 0.92rem;
      color: var(--text-muted);
      line-height: 1.7;
    }
    .value-metric-pill {
      display: inline-block;
      margin-top: 18px;
      font-size: 0.78rem;
      font-weight: 700;
      color: #059669;
      background: #ECFDF5;
      padding: 3px 10px;
      border-radius: 12px;
      border: 1px solid #A7F3D0;
    }

    /* 4. 关键图表与系统核验数据板块 (带数据条与参数指标) */
    .metrics-dashboard-box {
      background: linear-gradient(180deg, #111827 0%, #0F172A 100%);
      border-radius: var(--radius-lg);
      padding: 44px;
      border: 1px solid #334155;
      color: #FFFFFF;
    }
    .metrics-bar-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.12);
      padding-bottom: 36px;
      margin-bottom: 36px;
    }
    .metric-counter-col {
      text-align: center;
    }
    .metric-number {
      font-size: 2.8rem;
      font-weight: 800;
      line-height: 1.1;
      background: linear-gradient(135deg, #818CF8, #38BDF8);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      margin-bottom: 8px;
    }
    .metric-label {
      font-size: 0.95rem;
      color: #CBD5E1;
      font-weight: 600;
    }
    .metric-sub {
      font-size: 0.8rem;
      color: #64748B;
      margin-top: 4px;
    }
    .tech-specs-split {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: center;
    }
    .tech-desc-list {
      list-style: none;
    }
    .tech-desc-list li {
      padding: 10px 0;
      display: flex;
      align-items: flex-start;
      gap: 12px;
      font-size: 0.95rem;
      color: #CBD5E1;
      border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
    }
    .tech-desc-list li strong {
      color: var(--cyan);
      min-width: 140px;
    }
    .chart-visual-preview {
      background: #1E293B;
      border-radius: var(--radius-md);
      padding: 24px;
      border: 1px solid #334155;
    }
    .chart-row {
      margin-bottom: 18px;
    }
    .chart-row-label {
      display: flex;
      justify-content: space-between;
      font-size: 0.85rem;
      color: #94A3B8;
      margin-bottom: 6px;
    }
    .chart-progress-bg {
      height: 10px;
      background: #334155;
      border-radius: 5px;
      overflow: hidden;
    }
    .chart-progress-fill {
      height: 100%;
      border-radius: 5px;
      background: linear-gradient(90deg, var(--primary), var(--accent));
    }

    /* 5. 热门演出精选展区 (图文大卡) */
    .catalog-cards-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 30px;
    }
    .show-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border-light);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      display: flex;
      flex-direction: column;
    }
    .show-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-lg);
    }
    .show-thumb {
      height: 220px;
      position: relative;
      overflow: hidden;
    }
    .show-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .show-card:hover .show-thumb img {
      transform: scale(1.06);
    }
    .show-badge {
      position: absolute;
      top: 14px;
      left: 14px;
      background: rgba(15, 23, 42, 0.85);
      backdrop-filter: blur(4px);
      color: #FFFFFF;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 4px 10px;
      border-radius: 20px;
      border: 1px solid rgba(255, 255, 255, 0.2);
    }
    .show-city {
      position: absolute;
      bottom: 12px;
      right: 14px;
      background: var(--primary);
      color: #FFFFFF;
      font-size: 0.75rem;
      font-weight: 700;
      padding: 3px 8px;
      border-radius: 4px;
    }
    .show-body {
      padding: 24px;
      flex-grow: 1;
      display: flex;
      flex-direction: column;
    }
    .show-body h4 {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
      line-height: 1.4;
    }
    .show-body p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 20px;
      flex-grow: 1;
    }
    .show-meta-line {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding-top: 14px;
      border-top: 1px solid var(--border-light);
    }
    .show-price {
      font-size: 1.25rem;
      font-weight: 800;
      color: var(--accent);
    }
    .show-price span {
      font-size: 0.85rem;
      font-weight: normal;
      color: var(--text-muted);
    }
    .btn-card-action {
      background: #EEF2FF;
      color: var(--primary);
      font-size: 0.85rem;
      font-weight: 700;
      padding: 7px 16px;
      border-radius: 20px;
      transition: var(--transition);
    }
    .btn-card-action:hover {
      background: var(--primary);
      color: #FFFFFF;
    }

    /* 6. 沉浸式演出全案与技术案例 */
    .case-banner-grid {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 40px;
      align-items: center;
      background: var(--dark-card);
      border-radius: var(--radius-lg);
      padding: 40px;
      border: 1px solid #334155;
    }
    .case-media {
      border-radius: var(--radius-md);
      overflow: hidden;
      box-shadow: 0 15px 30px rgba(0,0,0,0.5);
    }
    .case-content h3 {
      font-size: 1.8rem;
      color: #FFFFFF;
      font-weight: 800;
      margin-bottom: 16px;
      line-height: 1.3;
    }
    .case-content p {
      color: #94A3B8;
      font-size: 0.98rem;
      line-height: 1.75;
      margin-bottom: 24px;
    }
    .case-specs-list {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      margin-bottom: 28px;
    }
    .case-spec-item {
      background: rgba(255, 255, 255, 0.04);
      padding: 12px 16px;
      border-radius: var(--radius-sm);
      border-left: 3px solid var(--cyan);
    }
    .case-spec-item h5 {
      font-size: 0.85rem;
      color: #94A3B8;
      font-weight: normal;
    }
    .case-spec-item p {
      font-size: 1.05rem;
      font-weight: 700;
      color: #FFFFFF;
      margin: 0;
    }

    /* 7. 用户现场故事与历程时间轴 */
    .timeline-container {
      position: relative;
      max-width: 900px;
      margin: 0 auto;
    }
    .timeline-container::before {
      content: '';
      position: absolute;
      left: 50%;
      transform: translateX(-50%);
      top: 0;
      bottom: 0;
      width: 2px;
      background: #E2E8F0;
    }
    .timeline-row {
      display: flex;
      margin-bottom: 40px;
      position: relative;
    }
    .timeline-row:nth-child(even) {
      flex-direction: row-reverse;
    }
    .timeline-content {
      width: 46%;
      background: #FFFFFF;
      padding: 24px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-light);
      box-shadow: var(--shadow-sm);
    }
    .timeline-row:nth-child(even) .timeline-content {
      text-align: right;
    }
    .timeline-point {
      position: absolute;
      left: 50%;
      top: 24px;
      transform: translate(-50%, -50%);
      width: 16px;
      height: 16px;
      background: var(--primary);
      border: 4px solid #EEF2FF;
      border-radius: 50%;
      z-index: 2;
    }
    .timeline-content h4 {
      font-size: 1.1rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }
    .timeline-content p {
      font-size: 0.9rem;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 8. 真实乐迷与观演评价 */
    .review-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .review-card {
      background: #FFFFFF;
      padding: 28px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-light);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .review-rating {
      color: #F59E0B;
      font-size: 1rem;
      margin-bottom: 14px;
    }
    .review-card p {
      font-size: 0.94rem;
      color: var(--text-body);
      line-height: 1.7;
      margin-bottom: 20px;
      flex-grow: 1;
    }
    .reviewer-meta {
      display: flex;
      align-items: center;
      gap: 12px;
      padding-top: 14px;
      border-top: 1px solid #F1F5F9;
    }
    .reviewer-avatar {
      width: 42px;
      height: 42px;
      border-radius: 50%;
      background: #E0E7FF;
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 0.95rem;
    }
    .reviewer-info h5 {
      font-size: 0.9rem;
      font-weight: 700;
      color: var(--text-main);
    }
    .reviewer-info span {
      font-size: 0.75rem;
      color: #10B981;
      font-weight: 600;
    }

    /* 9. 票务资讯与现场指南 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .news-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-light);
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .news-card:hover {
      box-shadow: var(--shadow-md);
      transform: translateY(-3px);
    }
    .news-img {
      height: 180px;
      overflow: hidden;
    }
    .news-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .news-body {
      padding: 22px;
    }
    .news-date {
      font-size: 0.8rem;
      color: var(--text-muted);
      margin-bottom: 8px;
    }
    .news-body h4 {
      font-size: 1.15rem;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 10px;
      line-height: 1.45;
    }
    .news-body p {
      font-size: 0.88rem;
      color: var(--text-muted);
      line-height: 1.65;
    }

    /* 10. FAQ 手风琴 */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-details {
      background: #FFFFFF;
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      margin-bottom: 16px;
      padding: 20px 24px;
      transition: var(--transition);
    }
    .faq-details[open] {
      border-color: #C7D2FE;
      box-shadow: var(--shadow-sm);
    }
    .faq-details summary {
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--text-main);
      cursor: pointer;
      list-style: none;
      display: flex;
      justify-content: space-between;
      align-items: center;
      user-select: none;
    }
    .faq-details summary::-webkit-details-marker {
      display: none;
    }
    .faq-details summary::after {
      content: '+';
      font-size: 1.4rem;
      color: var(--primary);
      transition: transform 0.2s ease;
    }
    .faq-details[open] summary::after {
      content: '−';
    }
    .faq-answer {
      margin-top: 14px;
      font-size: 0.94rem;
      color: var(--text-body);
      line-height: 1.75;
      padding-top: 12px;
      border-top: 1px dashed var(--border-light);
    }

    /* 11. 服务与合规保障通栏 */
    .guarantee-strip {
      background: #F1F5F9;
      border-top: 1px solid var(--border-light);
      border-bottom: 1px solid var(--border-light);
      padding: 40px 0;
    }
    .guarantee-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .guarantee-item {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .guarantee-icon {
      width: 48px;
      height: 48px;
      background: #FFFFFF;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      color: var(--primary);
      box-shadow: var(--shadow-sm);
      flex-shrink: 0;
    }
    .guarantee-text h5 {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-main);
    }
    .guarantee-text p {
      font-size: 0.82rem;
      color: var(--text-muted);
      line-height: 1.4;
      margin-top: 2px;
    }

    /* 12. 转化收口行动区 (Direct CTA) */
    .cta-container-card {
      background: linear-gradient(135deg, #1E1B4B 0%, #312E81 50%, #4C1D95 100%);
      border-radius: var(--radius-lg);
      padding: 60px 40px;
      text-align: center;
      color: #FFFFFF;
      border: 1px solid rgba(255, 255, 255, 0.15);
      box-shadow: 0 25px 50px -12px rgba(49, 46, 129, 0.4);
    }
    .cta-container-card h3 {
      font-size: 2.2rem;
      font-weight: 800;
      margin-bottom: 18px;
    }
    .cta-container-card p {
      font-size: 1.05rem;
      color: #CBD5E1;
      max-width: 680px;
      margin: 0 auto 36px;
      line-height: 1.8;
    }
    .cta-actions-row {
      display: flex;
      justify-content: center;
      gap: 20px;
      flex-wrap: wrap;
    }
    .btn-cta-primary {
      background: linear-gradient(135deg, #EC4899, #F43F5E);
      color: #FFFFFF;
      padding: 14px 34px;
      border-radius: 30px;
      font-weight: 700;
      font-size: 1.05rem;
      box-shadow: 0 10px 20px rgba(236, 72, 153, 0.4);
    }
    .btn-cta-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 12px 24px rgba(236, 72, 153, 0.5);
    }
    .btn-cta-secondary {
      background: rgba(255, 255, 255, 0.12);
      color: #FFFFFF;
      padding: 14px 30px;
      border-radius: 30px;
      font-weight: 600;
      font-size: 1.05rem;
      backdrop-filter: blur(8px);
      border: 1px solid rgba(255, 255, 255, 0.25);
    }
    .btn-cta-secondary:hover {
      background: rgba(255, 255, 255, 0.2);
    }

    /* Footer */
    .site-footer {
      background: #090D16;
      color: #94A3B8;
      padding: 60px 0 30px;
      border-top: 1px solid #1E293B;
      font-size: 0.88rem;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 40px;
    }
    .footer-brand h4 {
      font-size: 1.3rem;
      color: #FFFFFF;
      font-weight: 800;
      margin-bottom: 14px;
    }
    .footer-brand p {
      line-height: 1.7;
      font-size: 0.88rem;
    }
    .footer-col h5 {
      font-size: 1rem;
      color: #FFFFFF;
      font-weight: 700;
      margin-bottom: 18px;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a:hover {
      color: #FFFFFF;
    }
    .footer-bottom {
      border-top: 1px solid #1E293B;
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 0.82rem;
    }

    /* Responsive */
    @media (max-width: 1024px) {
      .catalog-index-grid, .value-grid, .catalog-cards-grid, .review-grid, .news-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .metrics-bar-grid, .guarantee-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
      }
      .case-banner-grid, .tech-specs-split {
        grid-template-columns: 1fr;
      }
      .hero-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }
      .main-nav {
        display: none; /* 移动端精简处理 */
      }
      .section-wrap {
        padding: 50px 0;
      }
      .hero-content h1 {
        font-size: 2.1rem;
      }
      .section-title {
        font-size: 1.65rem;
      }
      .catalog-index-grid, .value-grid, .catalog-cards-grid, .review-grid, .news-grid, .metrics-bar-grid, .guarantee-grid {
        grid-template-columns: 1fr;
      }
      .timeline-container::before {
        left: 20px;
      }
      .timeline-row {
        flex-direction: column !important;
        margin-left: 40px;
      }
      .timeline-content {
        width: 100% !important;
        text-align: left !important;
      }
      .timeline-point {
        left: -28px !important;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .cta-container-card {
        padding: 40px 20px;
      }
    }