/* roulang page: index */
:root {
      --primary: #0F382C;
      --primary-dark: #061A14;
      --primary-light: #134E3F;
      --accent-mint: #10B981;
      --accent-mint-dark: #059669;
      --accent-amber: #D97706;
      --accent-amber-hover: #B45309;
      --bg-light: #F8FAF9;
      --bg-white: #FFFFFF;
      --text-main: #0B1F19;
      --text-body: #334155;
      --text-muted: #64748B;
      --border-color: rgba(15, 56, 44, 0.1);
      --font-sans: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
      --font-mono: ui-monospace, SFMono-Regular, "Roboto Mono", Consolas, monospace;
      --radius-sm: 6px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --shadow-sm: 0 1px 3px rgba(15, 56, 44, 0.05);
      --shadow-md: 0 4px 12px rgba(15, 56, 44, 0.08);
      --shadow-lg: 0 14px 28px -4px rgba(15, 56, 44, 0.12);
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--font-sans);
      color: var(--text-body);
      background-color: var(--bg-light);
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
    }

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

    a {
      color: inherit;
      text-decoration: none;
      transition: all 0.25s ease;
    }

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

    .font-mono {
      font-family: var(--font-mono);
    }

    /* 顶部微型信息条 */
    .top-bar {
      height: 38px;
      background: var(--primary-dark);
      color: #94A3B8;
      font-size: 12px;
      display: flex;
      align-items: center;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }
    .top-bar-inner {
      display: flex;
      justify-content: space-between;
      align-items: center;
      width: 100%;
    }
    .status-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .pulse-dot {
      width: 8px;
      height: 8px;
      background-color: var(--accent-mint);
      border-radius: 50%;
      box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.3);
      animation: pulse 2s infinite;
    }
    @keyframes pulse {
      0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
      70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
      100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
    }

    /* 主导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 999;
      background: rgba(255, 255, 255, 0.96);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border-color);
      transition: all 0.3s ease;
    }
    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .nav-brand {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    .brand-mark {
      width: 40px;
      height: 40px;
      background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: var(--radius-sm);
      font-weight: 700;
      font-size: 18px;
    }
    .brand-text {
      font-size: 20px;
      font-weight: 800;
      color: var(--primary);
      letter-spacing: -0.5px;
    }
    .nav-menu {
      display: flex;
      gap: 28px;
      list-style: none;
    }
    .nav-link {
      font-size: 14px;
      font-weight: 600;
      color: var(--text-main);
      padding: 6px 0;
      position: relative;
    }
    .nav-link:hover {
      color: var(--accent-mint-dark);
    }
    .nav-link.active::after {
      content: "";
      position: absolute;
      bottom: -4px;
      left: 0;
      width: 100%;
      height: 2px;
      background: var(--accent-mint-dark);
    }
    .header-cta-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 22px;
      background: var(--accent-amber);
      color: #fff;
      font-size: 14px;
      font-weight: 600;
      border-radius: var(--radius-sm);
      box-shadow: 0 2px 6px rgba(217, 119, 6, 0.2);
    }
    .header-cta-btn:hover {
      background: var(--accent-amber-hover);
    }

    /* 板块通用 */
    .section-padding {
      padding: 88px 0;
    }
    .section-title-wrap {
      margin-bottom: 48px;
    }
    .section-subtag {
      display: inline-block;
      color: var(--accent-mint-dark);
      background: rgba(16, 185, 129, 0.12);
      font-size: 12px;
      font-weight: 700;
      padding: 4px 10px;
      border-radius: 4px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
      margin-bottom: 12px;
    }
    .section-heading {
      font-size: 32px;
      font-weight: 800;
      color: var(--text-main);
      line-height: 1.25;
      margin-bottom: 14px;
    }
    .section-intro {
      font-size: 15px;
      color: var(--text-muted);
      max-width: 680px;
      line-height: 1.7;
    }

    /* Hero：杂志分栏首屏 */
    .hero-section {
      background: linear-gradient(180deg, #EDF3F0 0%, #F8FAF9 100%);
      padding: 72px 0 88px;
      position: relative;
    }
    .hero-grid {
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 48px;
      align-items: center;
    }
    .hero-h1 {
      font-size: 42px;
      font-weight: 900;
      line-height: 1.2;
      color: var(--text-main);
      margin-bottom: 24px;
      letter-spacing: -0.5px;
    }
    .hero-desc {
      font-size: 16px;
      color: #475569;
      line-height: 1.8;
      margin-bottom: 32px;
    }
    .hero-actions {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 36px;
    }
    .btn-main {
      padding: 14px 28px;
      background: var(--primary);
      color: #fff;
      font-weight: 600;
      border-radius: var(--radius-sm);
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .btn-main:hover {
      background: var(--primary-light);
    }
    .btn-secondary {
      padding: 14px 28px;
      background: #FFFFFF;
      color: var(--text-main);
      border: 1px solid rgba(15, 56, 44, 0.15);
      font-weight: 600;
      border-radius: var(--radius-sm);
    }
    .btn-secondary:hover {
      background: #F1F5F3;
    }
    .hero-highlights {
      display: flex;
      gap: 32px;
      border-top: 1px solid rgba(15, 56, 44, 0.1);
      padding-top: 24px;
    }
    .stat-item-num {
      font-size: 24px;
      font-weight: 800;
      color: var(--primary);
    }
    .stat-item-label {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* Hero 右侧精选卡片 */
    .hero-feature-card {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 24px;
      box-shadow: var(--shadow-lg);
      border: 1px solid rgba(15, 56, 44, 0.08);
      position: relative;
    }
    .card-banner-img {
      border-radius: var(--radius-md);
      overflow: hidden;
      margin-bottom: 20px;
      height: 210px;
    }
    .card-banner-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }
    .mini-badge {
      display: inline-block;
      background: rgba(16, 185, 129, 0.15);
      color: var(--accent-mint-dark);
      font-size: 11px;
      font-weight: 700;
      padding: 3px 8px;
      border-radius: 4px;
      margin-bottom: 8px;
    }
    .feature-card-title {
      font-size: 18px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
    }
    .feature-card-p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.6;
      margin-bottom: 16px;
    }
    .data-pill-row {
      display: flex;
      gap: 12px;
      background: var(--bg-light);
      padding: 12px;
      border-radius: var(--radius-sm);
    }
    .data-pill {
      flex: 1;
      text-align: center;
    }
    .pill-val {
      font-size: 16px;
      font-weight: 800;
      color: var(--primary);
    }
    .pill-lbl {
      font-size: 11px;
      color: var(--text-muted);
    }

    /* 板块 2：安全主张 */
    .security-core-box {
      background: var(--bg-white);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-sm);
    }
    .security-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
    }
    .sec-item-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .sec-item-title::before {
      content: "";
      width: 6px;
      height: 16px;
      background: var(--accent-mint);
      border-radius: 2px;
    }
    .sec-item-text {
      font-size: 13px;
      color: #64748B;
      line-height: 1.6;
    }

    /* 板块 3：检查项 */
    .checklist-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .checklist-card {
      background: #FFFFFF;
      padding: 24px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      transition: all 0.25s ease;
    }
    .checklist-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
      border-color: var(--accent-mint);
    }
    .check-status {
      font-size: 12px;
      font-weight: 700;
      color: var(--accent-mint-dark);
      margin-bottom: 8px;
    }
    .check-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 6px;
    }
    .check-desc {
      font-size: 13px;
      color: #64748B;
      line-height: 1.5;
    }

    /* 板块 4：合规徽章 */
    .badge-ribbon-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .badge-block {
      background: #FFFFFF;
      border: 1px solid rgba(15, 56, 44, 0.08);
      border-radius: var(--radius-md);
      padding: 20px;
      text-align: center;
    }
    .badge-icon-wrap {
      width: 48px;
      height: 48px;
      margin: 0 auto 12px;
      background: rgba(16, 185, 129, 0.1);
      color: var(--primary);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 18px;
    }
    .badge-name {
      font-size: 15px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 4px;
    }
    .badge-authority {
      font-size: 12px;
      color: var(--text-muted);
    }

    /* 板块 5：边界说明 */
    .boundary-section {
      background: #FFFFFF;
      border-top: 1px solid var(--border-color);
      border-bottom: 1px solid var(--border-color);
    }
    .boundary-split {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 32px;
    }
    .boundary-col {
      padding: 32px;
      border-radius: var(--radius-md);
    }
    .boundary-col.allow {
      background: #F0FDF4;
      border: 1px solid #BBF7D0;
    }
    .boundary-col.deny {
      background: #FFFBEB;
      border: 1px solid #FDE68A;
    }
    .boundary-title {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 12px;
    }
    .boundary-title.allow { color: #166534; }
    .boundary-title.deny { color: #92400E; }
    .boundary-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
      font-size: 13px;
      color: #334155;
    }
    .boundary-list li {
      display: flex;
      gap: 8px;
      line-height: 1.5;
    }

    /* 板块 6：资讯 */
    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .news-card {
      background: #FFFFFF;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      display: flex;
      flex-direction: column;
    }
    .news-card-img {
      height: 160px;
      width: 100%;
      overflow: hidden;
    }
    .news-card-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.3s ease;
    }
    .news-card:hover .news-card-img img {
      transform: scale(1.04);
    }
    .news-body {
      padding: 20px;
      flex: 1;
      display: flex;
      flex-direction: column;
    }
    .news-date {
      font-size: 11px;
      color: var(--text-muted);
      margin-bottom: 6px;
    }
    .news-title {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-main);
      margin-bottom: 8px;
      line-height: 1.4;
    }
    .news-summary {
      font-size: 13px;
      color: #64748B;
      line-height: 1.6;
      margin-bottom: 16px;
      flex: 1;
    }
    .news-btn-link {
      font-size: 13px;
      font-weight: 600;
      color: var(--accent-mint-dark);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    /* 板块 7：信任背书 */
    .endorse-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .endorse-card {
      background: #FFFFFF;
      padding: 28px;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      position: relative;
    }
    .endorse-quote {
      font-size: 14px;
      color: #334155;
      line-height: 1.7;
      margin-bottom: 20px;
      font-style: italic;
    }
    .endorse-user {
      display: flex;
      align-items: center;
      gap: 12px;
      border-top: 1px solid rgba(15, 56, 44, 0.08);
      padding-top: 14px;
    }
    .user-avatar-tag {
      width: 36px;
      height: 36px;
      background: var(--primary);
      color: #fff;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 14px;
    }
    .user-role-name {
      font-size: 13px;
      font-weight: 700;
      color: var(--text-main);
    }
    .user-org-title {
      font-size: 11px;
      color: var(--text-muted);
    }

    /* 板块 8：深色数据分析板块（扩板块） */
    .dark-analytics {
      background: var(--primary-dark);
      color: #FFFFFF;
    }
    .dark-analytics .section-heading {
      color: #FFFFFF;
    }
    .dark-analytics .section-intro {
      color: #94A3B8;
    }
    .metrics-bar-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      margin-top: 40px;
    }
    .metric-card-dark {
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid rgba(255, 255, 255, 0.1);
      padding: 24px;
      border-radius: var(--radius-md);
    }
    .metric-big-num {
      font-size: 36px;
      font-weight: 900;
      color: var(--accent-mint);
      margin-bottom: 6px;
    }
    .metric-title-dark {
      font-size: 14px;
      font-weight: 700;
      color: #F8FAF9;
      margin-bottom: 6px;
    }
    .metric-p-dark {
      font-size: 12px;
      color: #94A3B8;
      line-height: 1.5;
    }

    /* 板块 9：场景演示（扩板块） */
    .scenario-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .scenario-box {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
    }
    .scenario-header {
      padding: 20px;
      background: rgba(15, 56, 44, 0.03);
      border-bottom: 1px solid var(--border-color);
    }
    .scenario-h3 {
      font-size: 16px;
      font-weight: 700;
      color: var(--text-main);
    }
    .scenario-body {
      padding: 20px;
      font-size: 13px;
      color: #475569;
      line-height: 1.65;
    }

    /* 板块 10：对比选型表（扩板块） */
    .compare-table-wrap {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border-color);
      overflow-x: auto;
      box-shadow: var(--shadow-sm);
    }
    .compare-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 13px;
    }
    .compare-table th, .compare-table td {
      padding: 16px 20px;
      border-bottom: 1px solid rgba(15, 56, 44, 0.06);
    }
    .compare-table th {
      background: #F1F5F3;
      font-weight: 700;
      color: var(--text-main);
    }
    .compare-table tr:last-child td {
      border-bottom: none;
    }
    .highlight-col {
      background: rgba(16, 185, 129, 0.05);
      font-weight: 600;
      color: var(--primary);
    }

    /* 板块 11：快速解答 FAQ */
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: #FFFFFF;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      margin-bottom: 14px;
      overflow: hidden;
      transition: all 0.2s ease;
    }
    .faq-item details summary {
      padding: 18px 24px;
      font-size: 15px;
      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-item details summary::-webkit-details-marker {
      display: none;
    }
    .faq-item details summary::after {
      content: "+";
      font-size: 18px;
      color: var(--accent-mint-dark);
      font-weight: 700;
      transition: transform 0.25s ease;
    }
    .faq-item details[open] summary::after {
      transform: rotate(45deg);
    }
    .faq-content {
      padding: 0 24px 20px 24px;
      font-size: 13px;
      color: #475569;
      line-height: 1.7;
      border-top: 1px solid rgba(15, 56, 44, 0.05);
    }

    /* 板块 12：收口转化表单 */
    .cta-form-section {
      background: linear-gradient(135deg, var(--primary) 0%, #061A14 100%);
      color: #FFFFFF;
      position: relative;
    }
    .cta-card-wrap {
      background: #FFFFFF;
      border-radius: var(--radius-lg);
      padding: 40px;
      color: var(--text-main);
      box-shadow: var(--shadow-lg);
      max-width: 800px;
      margin: 0 auto;
    }
    .form-grid-2 {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 20px;
      margin-bottom: 20px;
    }
    .form-group {
      display: flex;
      flex-direction: column;
      gap: 6px;
      margin-bottom: 16px;
    }
    .form-group label {
      font-size: 13px;
      font-weight: 600;
      color: var(--text-main);
    }
    .form-control {
      padding: 12px 14px;
      border: 1px solid #CBD5E1;
      border-radius: var(--radius-sm);
      font-size: 14px;
      font-family: inherit;
      outline: none;
      transition: border-color 0.2s;
    }
    .form-control:focus {
      border-color: var(--accent-mint);
    }
    .form-check-group {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
      margin-bottom: 20px;
    }
    .check-label {
      font-size: 13px;
      color: var(--text-body);
      display: inline-flex;
      align-items: center;
      gap: 6px;
      cursor: pointer;
    }
    .btn-submit {
      width: 100%;
      padding: 14px;
      background: var(--accent-amber);
      color: #FFFFFF;
      border: none;
      border-radius: var(--radius-sm);
      font-size: 15px;
      font-weight: 700;
      cursor: pointer;
      transition: background 0.2s ease;
    }
    .btn-submit:hover {
      background: var(--accent-amber-hover);
    }

    /* 页脚 */
    .site-footer {
      background: #040F0C;
      color: #94A3B8;
      font-size: 13px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding: 64px 0 32px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
      gap: 40px;
      margin-bottom: 48px;
    }
    .footer-col-title {
      font-size: 14px;
      font-weight: 700;
      color: #F8FAF9;
      margin-bottom: 16px;
    }
    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-links a:hover {
      color: var(--accent-mint);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 16px;
      font-size: 12px;
    }

    /* 响应式断点适配 */
    @media (max-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1fr;
      }
      .checklist-grid, .badge-ribbon-grid, .metrics-bar-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .news-grid, .endorse-grid, .scenario-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }
      .nav-menu {
        display: none;
      }
      .hero-h1 {
        font-size: 30px;
      }
      .security-grid, .checklist-grid, .badge-ribbon-grid, .metrics-bar-grid, 
      .boundary-split, .news-grid, .endorse-grid, .scenario-grid {
        grid-template-columns: 1fr;
      }
      .form-grid-2 {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }