/* roulang page: index */
:root {
      --bg-dark: #07090e;
      --bg-surface: #0e121a;
      --bg-card: #141a24;
      --bg-card-hover: #1c2433;
      --gold-primary: #d4af37;
      --gold-light: #f3e5ab;
      --gold-dark: #997a15;
      --cyan-tech: #00f2fe;
      --cyan-glow: rgba(0, 242, 254, 0.2);
      --text-main: #f8fafc;
      --text-muted: #94a3b8;
      --text-dim: #64748b;
      --border-color: rgba(212, 175, 55, 0.25);
      --border-cyan: rgba(0, 242, 254, 0.2);
      --radius-sm: 4px;
      --radius-md: 6px;
      --shadow-gold: 0 8px 30px rgba(212, 175, 55, 0.12);
      --shadow-cyan: 0 8px 32px rgba(0, 242, 254, 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;
      background-color: var(--bg-dark);
      color: var(--text-main);
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
      font-size: 16px;
      line-height: 1.6;
    }

    body {
      overflow-x: hidden;
      background-color: var(--bg-dark);
    }

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

    img {
      max-width: 100%;
      height: auto;
      display: block;
      border-radius: var(--radius-sm);
    }

    .container {
      width: 100%;
      max-width: 1280px;
      margin: 0 auto;
      padding: 0 24px;
    }

    /* Top Utility Bar & Navigation */
    .top-bar {
      background: #05070a;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
      font-size: 13px;
      color: var(--text-dim);
      padding: 8px 0;
    }
    .top-bar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .top-bar-status {
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .pulse-dot {
      width: 8px;
      height: 8px;
      background: var(--cyan-tech);
      border-radius: 50%;
      box-shadow: 0 0 8px var(--cyan-tech);
    }

    .header-nav {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(11, 14, 20, 0.85);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid var(--border-color);
    }
    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 20px;
      font-weight: 700;
      letter-spacing: 0.5px;
      color: #fff;
    }
    .brand-badge {
      width: 32px;
      height: 32px;
      background: linear-gradient(135deg, var(--gold-primary), var(--gold-dark));
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #000;
      font-weight: 900;
      font-size: 14px;
    }
    .brand-text span {
      color: var(--gold-light);
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
    }
    .nav-links a {
      font-size: 15px;
      color: var(--text-muted);
      font-weight: 500;
    }
    .nav-links a:hover, .nav-links a.active {
      color: var(--gold-light);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 10px 22px;
      font-size: 15px;
      font-weight: 600;
      border-radius: var(--radius-sm);
      border: 1px solid transparent;
      cursor: pointer;
      transition: var(--transition);
      white-space: nowrap;
    }
    .btn-gold {
      background: linear-gradient(135deg, #d4af37 0%, #b89122 100%);
      color: #0b0e14;
      box-shadow: 0 4px 16px rgba(212, 175, 55, 0.25);
    }
    .btn-gold:hover {
      background: linear-gradient(135deg, #f3e5ab 0%, #d4af37 100%);
      box-shadow: 0 6px 24px rgba(212, 175, 55, 0.4);
      transform: translateY(-2px);
    }
    .btn-outline {
      background: rgba(255, 255, 255, 0.03);
      border-color: var(--border-cyan);
      color: var(--cyan-tech);
    }
    .btn-outline:hover {
      background: rgba(0, 242, 254, 0.1);
      border-color: var(--cyan-tech);
      color: #fff;
    }

    /* Section Base */
    section {
      padding: 90px 0;
      position: relative;
    }
    .section-darker {
      background-color: var(--bg-surface);
    }
    .section-pure {
      background-color: #040507;
    }
    .section-header {
      text-align: center;
      max-width: 860px;
      margin: 0 auto 56px;
    }
    .section-tag {
      display: inline-block;
      font-size: 12px;
      font-weight: 700;
      letter-spacing: 2px;
      text-transform: uppercase;
      color: var(--gold-primary);
      margin-bottom: 12px;
      border: 1px solid rgba(212, 175, 55, 0.3);
      padding: 4px 12px;
      border-radius: var(--radius-sm);
      background: rgba(212, 175, 55, 0.06);
    }
    .section-title {
      font-size: 34px;
      font-weight: 800;
      line-height: 1.35;
      color: #fff;
      margin-bottom: 16px;
      letter-spacing: -0.5px;
    }
    .section-subtitle {
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.8;
    }

    /* Hero: Black-Gold Club Layout */
    .hero-section {
      position: relative;
      padding: 100px 0 120px;
      background: radial-gradient(circle at 50% 20%, rgba(212, 175, 55, 0.12) 0%, rgba(7, 9, 14, 0.95) 70%), url('/assets/images/aa0addb41fc6b15f.png') center center / cover no-repeat;
      border-bottom: 1px solid rgba(212, 175, 55, 0.2);
    }
    .hero-vip-box {
      background: rgba(14, 18, 26, 0.85);
      border: 1px solid rgba(212, 175, 55, 0.4);
      box-shadow: 0 16px 50px rgba(0, 0, 0, 0.8), inset 0 0 30px rgba(212, 175, 55, 0.05);
      border-radius: var(--radius-md);
      padding: 56px 48px;
      display: grid;
      grid-template-columns: 1.25fr 0.95fr;
      gap: 48px;
      align-items: center;
      backdrop-filter: blur(12px);
    }
    .hero-vip-badge {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: rgba(212, 175, 55, 0.15);
      border: 1px solid var(--gold-primary);
      padding: 6px 16px;
      border-radius: var(--radius-sm);
      font-size: 13px;
      color: var(--gold-light);
      margin-bottom: 24px;
      font-weight: 600;
    }
    .hero-h1 {
      font-size: 42px;
      font-weight: 900;
      line-height: 1.25;
      color: #fff;
      margin-bottom: 20px;
    }
    .hero-h1 span {
      background: linear-gradient(135deg, #fff 30%, var(--gold-light) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-intro {
      font-size: 16px;
      color: var(--text-muted);
      line-height: 1.85;
      margin-bottom: 32px;
    }
    .hero-actions {
      display: flex;
      gap: 16px;
      align-items: center;
      flex-wrap: wrap;
    }
    .vip-card-panel {
      background: linear-gradient(145deg, #18202c 0%, #0d1219 100%);
      border: 1px solid rgba(212, 175, 55, 0.3);
      border-radius: var(--radius-sm);
      padding: 32px;
      position: relative;
    }
    .vip-card-title {
      font-size: 14px;
      text-transform: uppercase;
      letter-spacing: 2px;
      color: var(--gold-primary);
      margin-bottom: 8px;
    }
    .vip-card-level {
      font-size: 24px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 20px;
    }
    .vip-spec-list {
      list-style: none;
      margin-bottom: 24px;
    }
    .vip-spec-list li {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 10px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
      font-size: 14px;
      color: var(--text-muted);
    }
    .vip-spec-list li strong {
      color: #fff;
    }

    /* KPI 看板 */
    .kpi-section {
      padding: 40px 0;
      background: #090c12;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    .kpi-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .kpi-item {
      padding: 24px;
      background: var(--bg-surface);
      border: 1px solid rgba(255, 255, 255, 0.05);
      border-radius: var(--radius-sm);
      text-align: left;
      position: relative;
      overflow: hidden;
    }
    .kpi-item::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 3px;
      height: 100%;
      background: var(--gold-primary);
    }
    .kpi-value {
      font-size: 36px;
      font-weight: 900;
      color: #fff;
      line-height: 1.1;
      margin-bottom: 6px;
      font-family: monospace;
    }
    .kpi-value span {
      color: var(--cyan-tech);
      font-size: 20px;
      font-weight: 700;
    }
    .kpi-label {
      font-size: 14px;
      color: var(--text-dim);
      font-weight: 500;
    }

    /* 6卡优势矩阵 */
    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .matrix-card {
      background: var(--bg-card);
      border: 1px solid var(--border-cyan);
      border-radius: var(--radius-sm);
      padding: 32px 28px;
      transition: var(--transition);
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .matrix-card:hover {
      transform: translateY(-4px);
      border-color: var(--gold-primary);
      box-shadow: var(--shadow-gold);
      background: var(--bg-card-hover);
    }
    .matrix-card-num {
      font-size: 20px;
      font-weight: 800;
      color: var(--gold-primary);
      margin-bottom: 16px;
      font-family: monospace;
    }
    .matrix-card h3 {
      font-size: 20px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
    }
    .matrix-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.75;
      margin-bottom: 20px;
    }
    .matrix-metric {
      font-size: 13px;
      font-weight: 600;
      color: var(--cyan-tech);
      background: rgba(0, 242, 254, 0.08);
      padding: 6px 12px;
      border-radius: var(--radius-sm);
      display: inline-block;
      align-self: flex-start;
    }

    /* 方案定制区 (3张大卡) */
    .solutions-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .solution-card {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-md);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: var(--transition);
    }
    .solution-card:hover {
      border-color: var(--gold-primary);
      box-shadow: 0 12px 36px rgba(0, 0, 0, 0.6);
    }
    .solution-cover {
      position: relative;
      height: 200px;
      overflow: hidden;
    }
    .solution-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .solution-card:hover .solution-cover img {
      transform: scale(1.05);
    }
    .solution-badge {
      position: absolute;
      top: 14px;
      right: 14px;
      background: rgba(7, 9, 14, 0.85);
      border: 1px solid var(--gold-primary);
      color: var(--gold-light);
      font-size: 12px;
      padding: 4px 10px;
      border-radius: var(--radius-sm);
      backdrop-filter: blur(6px);
    }
    .solution-body {
      padding: 28px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .solution-body h3 {
      font-size: 21px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
    }
    .solution-body p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 20px;
    }
    .solution-specs {
      list-style: none;
      margin-top: auto;
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 16px;
      margin-bottom: 20px;
    }
    .solution-specs li {
      font-size: 13px;
      color: var(--text-dim);
      display: flex;
      justify-content: space-between;
      margin-bottom: 8px;
    }
    .solution-specs li span {
      color: var(--text-main);
    }

    /* 沉浸式理念与实战架构 */
    .arch-panel {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
      background: #000;
      border: 1px solid rgba(212, 175, 55, 0.2);
      border-radius: var(--radius-md);
      padding: 48px;
    }
    .arch-info h3 {
      font-size: 26px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 16px;
    }
    .arch-info p {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 24px;
    }
    .arch-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 28px;
    }
    .arch-tags span {
      font-size: 12px;
      background: #111622;
      border: 1px solid var(--border-cyan);
      color: var(--cyan-tech);
      padding: 4px 12px;
      border-radius: var(--radius-sm);
    }

    /* 交错案例还原区 */
    .story-item {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
      margin-bottom: 64px;
    }
    .story-item:last-child {
      margin-bottom: 0;
    }
    .story-item.reverse {
      direction: rtl;
    }
    .story-item.reverse .story-content {
      direction: ltr;
    }
    .story-item.reverse .story-visual {
      direction: ltr;
    }
    .story-tag {
      font-size: 12px;
      font-weight: 700;
      color: var(--gold-primary);
      text-transform: uppercase;
      margin-bottom: 12px;
      display: block;
    }
    .story-content h3 {
      font-size: 24px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 16px;
    }
    .story-content p {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 20px;
    }
    .story-stat-box {
      display: flex;
      gap: 24px;
      background: var(--bg-surface);
      border-left: 3px solid var(--cyan-tech);
      padding: 16px 20px;
      border-radius: var(--radius-sm);
    }
    .story-stat-box div strong {
      display: block;
      font-size: 18px;
      color: #fff;
    }
    .story-stat-box div span {
      font-size: 12px;
      color: var(--text-dim);
    }

    /* 结果对比 (传统 vs 我们的体系) */
    .compare-table-wrap {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.08);
      border-radius: var(--radius-md);
      overflow-x: auto;
    }
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
    }
    .compare-table th, .compare-table td {
      padding: 20px 24px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
      font-size: 14px;
    }
    .compare-table th {
      background: #090c13;
      color: var(--text-dim);
      font-weight: 600;
    }
    .compare-table td.brand-col {
      color: var(--gold-light);
      font-weight: 600;
      background: rgba(212, 175, 55, 0.03);
    }
    .compare-table td.trad-col {
      color: var(--text-dim);
    }

    /* 里程碑 / 时间线 */
    .timeline-wrap {
      position: relative;
      max-width: 900px;
      margin: 0 auto;
    }
    .timeline-wrap::before {
      content: '';
      position: absolute;
      top: 0;
      bottom: 0;
      left: 50%;
      width: 2px;
      background: rgba(212, 175, 55, 0.3);
      transform: translateX(-50%);
    }
    .timeline-item {
      position: relative;
      margin-bottom: 40px;
      width: 50%;
      padding-right: 40px;
      box-sizing: border-box;
    }
    .timeline-item.right {
      margin-left: 50%;
      padding-right: 0;
      padding-left: 40px;
    }
    .timeline-dot {
      position: absolute;
      top: 6px;
      right: -8px;
      width: 16px;
      height: 16px;
      background: var(--gold-primary);
      border: 3px solid var(--bg-dark);
      border-radius: 50%;
    }
    .timeline-item.right .timeline-dot {
      left: -8px;
      right: auto;
    }
    .timeline-card {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.08);
      padding: 24px;
      border-radius: var(--radius-sm);
    }
    .timeline-date {
      font-size: 13px;
      color: var(--gold-primary);
      font-weight: 700;
      margin-bottom: 8px;
    }
    .timeline-title {
      font-size: 18px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 8px;
    }
    .timeline-desc {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 权威评价区 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .review-card {
      background: var(--bg-surface);
      border: 1px solid rgba(212, 175, 55, 0.2);
      border-radius: var(--radius-sm);
      padding: 32px 24px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }
    .review-quote {
      font-size: 15px;
      color: var(--text-main);
      line-height: 1.8;
      margin-bottom: 24px;
      position: relative;
    }
    .review-author {
      display: flex;
      align-items: center;
      gap: 14px;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 16px;
    }
    .author-role strong {
      display: block;
      font-size: 15px;
      color: #fff;
    }
    .author-role span {
      font-size: 12px;
      color: var(--gold-primary);
    }

    /* 资讯证据区 */
    .insights-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .insight-card {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.06);
      border-radius: var(--radius-sm);
      padding: 28px;
      display: flex;
      flex-direction: column;
    }
    .insight-meta {
      font-size: 12px;
      color: var(--cyan-tech);
      margin-bottom: 12px;
    }
    .insight-card h3 {
      font-size: 18px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
      line-height: 1.4;
    }
    .insight-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.7;
      margin-bottom: 20px;
    }
    .insight-link {
      font-size: 13px;
      font-weight: 600;
      color: var(--gold-primary);
      margin-top: auto;
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    /* 平台保障条款 (4栏徽章) */
    .guarantees-bar {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .guarantee-box {
      background: linear-gradient(180deg, #131923 0%, #0c1017 100%);
      border: 1px solid rgba(212, 175, 55, 0.2);
      border-radius: var(--radius-sm);
      padding: 24px 20px;
      text-align: center;
    }
    .guarantee-box h4 {
      font-size: 16px;
      color: #fff;
      margin-bottom: 8px;
      font-weight: 700;
    }
    .guarantee-box p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* FAQ 手风琴 */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: var(--bg-card);
      border: 1px solid rgba(255, 255, 255, 0.06);
      border-radius: var(--radius-sm);
      margin-bottom: 14px;
      overflow: hidden;
    }
    .faq-question {
      width: 100%;
      text-align: left;
      padding: 20px 24px;
      background: transparent;
      border: none;
      color: #fff;
      font-size: 16px;
      font-weight: 600;
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
    }
    .faq-question:hover {
      color: var(--gold-light);
    }
    .faq-icon {
      font-size: 20px;
      color: var(--gold-primary);
      transition: transform 0.3s ease;
    }
    .faq-answer {
      display: none;
      padding: 0 24px 22px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.8;
      border-top: 1px solid rgba(255, 255, 255, 0.03);
    }
    .faq-item.active .faq-answer {
      display: block;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
    }

    /* 需求评估表单与落地转化 */
    .inquiry-box {
      background: linear-gradient(145deg, #10151f 0%, #07090e 100%);
      border: 1px solid rgba(212, 175, 55, 0.35);
      border-radius: var(--radius-md);
      padding: 56px 48px;
      display: grid;
      grid-template-columns: 1fr 1.1fr;
      gap: 56px;
      box-shadow: 0 20px 60px rgba(0, 0, 0, 0.7);
    }
    .inquiry-info h3 {
      font-size: 28px;
      font-weight: 800;
      color: #fff;
      margin-bottom: 16px;
    }
    .inquiry-info p {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.8;
      margin-bottom: 24px;
    }
    .inquiry-contact-item {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 16px;
      font-size: 14px;
      color: var(--text-main);
    }
    .inquiry-form {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .form-group label {
      display: block;
      font-size: 13px;
      color: var(--text-dim);
      margin-bottom: 6px;
      font-weight: 500;
    }
    .form-control {
      width: 100%;
      background: #090c12;
      border: 1px solid rgba(255, 255, 255, 0.1);
      color: #fff;
      padding: 12px 16px;
      font-size: 14px;
      border-radius: var(--radius-sm);
      outline: none;
      transition: var(--transition);
    }
    .form-control:focus {
      border-color: var(--cyan-tech);
      box-shadow: 0 0 12px var(--cyan-glow);
    }
    .form-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }

    /* 底部固定转化条 */
    .sticky-bottom-bar {
      position: fixed;
      bottom: 0;
      left: 0;
      width: 100%;
      background: rgba(11, 14, 20, 0.95);
      backdrop-filter: blur(12px);
      border-top: 1px solid rgba(212, 175, 55, 0.3);
      padding: 12px 0;
      z-index: 99;
      transform: translateY(100%);
      transition: transform 0.35s ease;
    }
    .sticky-bottom-bar.show {
      transform: translateY(0);
    }
    .sticky-bar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    .sticky-text {
      font-size: 14px;
      font-weight: 600;
      color: #fff;
    }
    .sticky-text span {
      color: var(--gold-light);
    }

    /* 页脚 */
    .site-footer {
      background: #040508;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding: 70px 0 30px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 50px;
    }
    .footer-col h4 {
      font-size: 16px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 20px;
    }
    .footer-col p {
      font-size: 14px;
      color: var(--text-dim);
      line-height: 1.8;
      margin-bottom: 16px;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 10px;
    }
    .footer-links a {
      font-size: 14px;
      color: var(--text-muted);
    }
    .footer-links a:hover {
      color: var(--gold-light);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 24px;
      text-align: center;
      font-size: 13px;
      color: var(--text-dim);
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-vip-box {
        grid-template-columns: 1fr;
      }
      .matrix-grid, .solutions-grid, .reviews-grid, .insights-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .kpi-grid, .guarantees-bar {
        grid-template-columns: repeat(2, 1fr);
      }
      .arch-panel {
        grid-template-columns: 1fr;
      }
      .inquiry-box {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }
      .nav-links {
        display: none;
      }
      .hero-h1 {
        font-size: 30px;
      }
      .hero-vip-box {
        padding: 32px 20px;
      }
      .matrix-grid, .solutions-grid, .reviews-grid, .insights-grid, .kpi-grid, .guarantees-bar {
        grid-template-columns: 1fr;
      }
      .story-item, .story-item.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
      }
      .story-item.reverse .story-content {
        direction: ltr;
      }
      .timeline-wrap::before {
        left: 20px;
      }
      .timeline-item {
        width: 100%;
        padding-left: 50px;
        padding-right: 0;
      }
      .timeline-item.right {
        margin-left: 0;
        padding-left: 50px;
      }
      .timeline-dot {
        left: 12px;
        right: auto;
      }
      .timeline-item.right .timeline-dot {
        left: 12px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .form-row {
        grid-template-columns: 1fr;
      }
      .sticky-text {
        display: none;
      }
      .sticky-bar-inner {
        justify-content: center;
        gap: 12px;
        width: 100%;
      }
    }