:root {
      --primary-color: #3b82f6;
      --primary-dark: #1d4ed8;
      --accent-color: #f97316;
      --accent-hot: #ef4444;
      --accent-cyan: #06b6d4;
      --accent-purple: #8b5cf6;
      --text-main: #0f172a;
      --text-muted: #475569;
      --text-light: #64748b;
      --bg-main: #f8fafc;
      --bg-white: #ffffff;
      --bg-warm: #fffbeb;
      --bg-card: #ffffff;
      --border-color: #e2e8f0;
      --border-focus: #3b82f6;
      --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
      --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
      --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
      --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --radius-full: 9999px;
      --container-width: 1200px;
    }

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

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

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
      color: var(--text-main);
      background-color: var(--bg-main);
      line-height: 1.6;
      overflow-x: hidden;
    }

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

    /* 顶部导航 */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      background: rgba(255, 255, 255, 0.95);
      backdrop-filter: blur(10px);
      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;
    }

    .brand-area {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .brand-title {
      font-size: 20px;
      font-weight: 800;
      color: var(--primary-dark);
      letter-spacing: -0.5px;
    }

    .brand-badge {
      font-size: 11px;
      background: linear-gradient(135deg, #f97316, #ef4444);
      color: #ffffff;
      padding: 2px 8px;
      border-radius: var(--radius-full);
      font-weight: 600;
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      list-style: none;
    }

    .nav-links li a {
      display: inline-block;
      padding: 8px 14px;
      color: var(--text-muted);
      text-decoration: none;
      font-weight: 500;
      font-size: 14px;
      transition: color 0.2s, background-color 0.2s;
      border-radius: var(--radius-sm);
    }

    .nav-links li a:hover,
    .nav-links li a.active {
      color: var(--primary-dark);
      background: #eff6ff;
    }

    .nav-cta-group {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 10px 20px;
      font-size: 14px;
      font-weight: 600;
      border-radius: var(--radius-md);
      text-decoration: none;
      cursor: pointer;
      transition: all 0.2s ease;
      border: 1px solid transparent;
      white-space: nowrap;
    }

    .btn-contrast {
      background: linear-gradient(135deg, #f97316, #ef4444);
      color: #ffffff;
      box-shadow: 0 4px 12px rgba(239, 68, 68, 0.25);
    }

    .btn-contrast:hover {
      background: linear-gradient(135deg, #ea580c, #dc2626);
      transform: translateY(-1px);
      box-shadow: 0 6px 16px rgba(239, 68, 68, 0.35);
    }

    .btn-primary {
      background: linear-gradient(135deg, #3b82f6, #1d4ed8);
      color: #ffffff;
    }

    .btn-primary:hover {
      background: linear-gradient(135deg, #2563eb, #1e40af);
      transform: translateY(-1px);
    }

    .btn-outline {
      border-color: var(--border-color);
      color: var(--text-main);
      background: #ffffff;
    }

    .btn-outline:hover {
      border-color: var(--primary-color);
      color: var(--primary-color);
      background: #eff6ff;
    }

    .mobile-menu-toggle {
      display: none;
      background: none;
      border: none;
      font-size: 24px;
      color: var(--text-main);
      cursor: pointer;
    }

    /* 首屏 Hero 区域 (严格无图片) */
    .hero-section {
      background: radial-gradient(circle at 80% 20%, #ffedd5 0%, #dbeafe 50%, #f8fafc 100%);
      padding: 80px 0 60px;
      border-bottom: 1px solid var(--border-color);
      position: relative;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr;
      gap: 40px;
      align-items: center;
    }

    .hero-tagline {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 6px 16px;
      background: #ffffff;
      border: 1px solid #fed7aa;
      border-radius: var(--radius-full);
      font-size: 13px;
      font-weight: 700;
      color: #c2410c;
      box-shadow: var(--shadow-sm);
      margin-bottom: 20px;
    }

    .hero-tagline-dot {
      width: 8px;
      height: 8px;
      background: #f97316;
      border-radius: 50%;
      animation: pulse 2s infinite;
    }

    @keyframes pulse {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.4; transform: scale(1.3); }
    }

    .hero-title {
      font-size: 38px;
      font-weight: 900;
      line-height: 1.2;
      color: #0f172a;
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }

    .hero-title .highlight {
      background: linear-gradient(120deg, #ea580c, #dc2626);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }

    .hero-desc {
      font-size: 17px;
      color: var(--text-muted);
      margin-bottom: 32px;
      line-height: 1.7;
    }

    .hero-cta-wrap {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 16px;
      margin-bottom: 36px;
    }

    .btn-hero-official {
      padding: 14px 28px;
      font-size: 16px;
      font-weight: 700;
      background: linear-gradient(135deg, #ea580c, #ef4444);
      color: #ffffff;
      border-radius: var(--radius-md);
      box-shadow: 0 10px 20px rgba(234, 88, 12, 0.3);
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      transition: all 0.2s ease;
    }

    .btn-hero-official:hover {
      transform: translateY(-2px);
      box-shadow: 0 14px 28px rgba(234, 88, 12, 0.4);
    }

    .btn-hero-secondary {
      padding: 14px 26px;
      font-size: 16px;
      font-weight: 600;
      background: #ffffff;
      color: #1e3a8a;
      border: 1px solid #93c5fd;
      border-radius: var(--radius-md);
      text-decoration: none;
      transition: all 0.2s ease;
    }

    .btn-hero-secondary:hover {
      background: #eff6ff;
      border-color: #3b82f6;
    }

    .hero-metrics {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
      padding-top: 24px;
      border-top: 1px solid rgba(226, 232, 240, 0.8);
    }

    .metric-item .metric-val {
      font-size: 24px;
      font-weight: 800;
      color: #0f172a;
    }

    .metric-item .metric-label {
      font-size: 12px;
      color: var(--text-light);
    }

    /* 首屏右侧数据卡片 (无图片，纯CSS与排版) */
    .hero-card-board {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 28px;
      box-shadow: var(--shadow-xl);
      border: 2px solid #e0e7ff;
      position: relative;
    }

    .board-header {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 20px;
      padding-bottom: 12px;
      border-bottom: 1px solid var(--border-color);
    }

    .board-title {
      font-size: 16px;
      font-weight: 700;
      color: #1e293b;
    }

    .board-badge {
      font-size: 12px;
      background: #dcfce7;
      color: #166534;
      padding: 3px 10px;
      border-radius: var(--radius-full);
      font-weight: 600;
    }

    .model-chips {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-bottom: 20px;
    }

    .chip {
      background: #f1f5f9;
      color: #334155;
      font-size: 12px;
      font-weight: 600;
      padding: 4px 10px;
      border-radius: var(--radius-sm);
      border: 1px solid #e2e8f0;
      transition: all 0.2s;
    }

    .chip.hot {
      background: #ffedd5;
      color: #9a3412;
      border-color: #fdba74;
    }

    .chip.pro {
      background: #e0e7ff;
      color: #3730a3;
      border-color: #c7d2fe;
    }

    .terminal-box {
      background: #0f172a;
      border-radius: var(--radius-md);
      padding: 16px;
      color: #38bdf8;
      font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
      font-size: 13px;
      line-height: 1.6;
    }

    .terminal-line {
      display: flex;
      gap: 8px;
      margin-bottom: 6px;
    }

    .terminal-line .term-prompt {
      color: #a855f7;
      user-select: none;
    }

    .terminal-line .term-content {
      color: #f8fafc;
    }

    /* 通用Section结构 */
    .section-wrap {
      padding: 70px 0;
      border-bottom: 1px solid var(--border-color);
    }

    .section-wrap.alt-bg {
      background-color: #ffffff;
    }

    .section-head {
      text-align: center;
      max-width: 760px;
      margin: 0 auto 50px;
    }

    .section-eyebrow {
      display: inline-block;
      font-size: 13px;
      font-weight: 700;
      text-transform: uppercase;
      color: #ea580c;
      background: #fff7ed;
      border: 1px solid #ffedd5;
      padding: 4px 14px;
      border-radius: var(--radius-full);
      margin-bottom: 12px;
    }

    .section-title {
      font-size: 30px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 12px;
      letter-spacing: -0.5px;
    }

    .section-subtitle {
      font-size: 15px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* 平台介绍 / 关于我们 */
    .intro-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .intro-card {
      background: var(--bg-main);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 28px;
      transition: transform 0.2s, box-shadow 0.2s;
    }

    .intro-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-lg);
      border-color: #cbd5e1;
    }

    .intro-icon {
      width: 48px;
      height: 48px;
      border-radius: var(--radius-md);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      font-weight: bold;
      margin-bottom: 16px;
    }

    .icon-orange { background: #ffedd5; color: #ea580c; }
    .icon-blue { background: #dbeafe; color: #2563eb; }
    .icon-purple { background: #f3e8ff; color: #9333ea; }
    .icon-green { background: #dcfce7; color: #16a34a; }
    .icon-cyan { background: #cffafe; color: #0891b2; }
    .icon-rose { background: #ffe4e6; color: #e11d48; }

    .intro-card h3 {
      font-size: 18px;
      font-weight: 700;
      color: #1e293b;
      margin-bottom: 10px;
    }

    .intro-card p {
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
    }

    /* AIGC 服务矩阵与场景卡片 */
    .service-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .service-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px;
      transition: all 0.2s ease;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .service-card:hover {
      border-color: #f97316;
      box-shadow: var(--shadow-md);
      transform: translateY(-2px);
    }

    .service-card-tag {
      font-size: 11px;
      font-weight: 700;
      color: #ea580c;
      background: #fff7ed;
      padding: 2px 8px;
      border-radius: var(--radius-sm);
      display: inline-block;
      margin-bottom: 10px;
      align-self: flex-start;
    }

    .service-card h3 {
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }

    .service-card p {
      font-size: 13px;
      color: var(--text-muted);
      line-height: 1.5;
    }

    /* 一站式制作 & 行业方案图文混排 */
    .feature-showcase {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 36px;
      align-items: center;
      margin-bottom: 40px;
    }

    .feature-showcase.reverse {
      direction: rtl;
    }

    .feature-showcase.reverse .feature-text {
      direction: ltr;
    }

    .feature-img-box {
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--border-color);
      background: #ffffff;
    }

    .feature-img-box img {
      width: 100%;
      height: auto;
      display: block;
      transition: transform 0.3s ease;
    }

    .feature-img-box:hover img {
      transform: scale(1.02);
    }

    .feature-text h3 {
      font-size: 24px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 14px;
    }

    .feature-text p {
      font-size: 15px;
      color: var(--text-muted);
      margin-bottom: 18px;
      line-height: 1.7;
    }

    .feature-bullets {
      list-style: none;
      display: grid;
      gap: 10px;
    }

    .feature-bullets li {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 14px;
      color: #334155;
      font-weight: 500;
    }

    .feature-bullets li::before {
      content: "✓";
      color: #16a34a;
      font-weight: 900;
      background: #dcfce7;
      width: 20px;
      height: 20px;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
    }

    /* 流程步骤 */
    .steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      position: relative;
    }

    .step-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      position: relative;
    }

    .step-num {
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, #3b82f6, #1d4ed8);
      color: #ffffff;
      font-weight: 800;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 14px;
    }

    .step-card h4 {
      font-size: 16px;
      font-weight: 700;
      color: #0f172a;
      margin-bottom: 8px;
    }

    .step-card p {
      font-size: 13px;
      color: var(--text-muted);
    }

    /* 对比评测 专区 (突出5星、9.9分) */
    .eval-container {
      background: linear-gradient(180deg, #ffffff 0%, #fff7ed 100%);
      border: 2px solid #fed7aa;
      border-radius: var(--radius-lg);
      padding: 36px;
      box-shadow: var(--shadow-md);
    }

    .eval-header-summary {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 20px;
      padding-bottom: 24px;
      border-bottom: 1px solid #fed7aa;
      margin-bottom: 24px;
    }

    .score-badge-group {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .score-box {
      background: linear-gradient(135deg, #ea580c, #dc2626);
      color: #ffffff;
      padding: 10px 20px;
      border-radius: var(--radius-md);
      text-align: center;
    }

    .score-box .num {
      font-size: 32px;
      font-weight: 900;
      line-height: 1;
    }

    .score-box .scale {
      font-size: 12px;
      opacity: 0.9;
    }

    .star-desc h3 {
      font-size: 20px;
      font-weight: 800;
      color: #0f172a;
    }

    .star-stars {
      color: #f59e0b;
      font-size: 18px;
      letter-spacing: 2px;
      margin-top: 4px;
    }

    .eval-table-wrap {
      overflow-x: auto;
      margin-top: 20px;
    }

    .eval-table {
      width: 100%;
      border-collapse: collapse;
      text-align: left;
      font-size: 14px;
    }

    .eval-table th, .eval-table td {
      padding: 14px 16px;
      border-bottom: 1px solid #e2e8f0;
    }

    .eval-table th {
      background: #f8fafc;
      color: #334155;
      font-weight: 700;
    }

    .eval-table tr.highlight-row td {
      background: #fffbeb;
      font-weight: 600;
    }

    .tag-pro {
      color: #16a34a;
      background: #dcfce7;
      padding: 2px 8px;
      border-radius: 4px;
      font-size: 12px;
      display: inline-block;
    }

    .tag-con {
      color: #dc2626;
      background: #fee2e2;
      padding: 2px 8px;
      border-radius: 4px;
      font-size: 12px;
      display: inline-block;
    }

    /* Token 比价板块 */
    .token-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }

    .token-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 28px;
      text-align: center;
      position: relative;
      transition: all 0.2s;
    }

    .token-card.featured {
      border: 2px solid #f97316;
      box-shadow: 0 10px 25px rgba(249, 115, 22, 0.15);
      background: #fffdfa;
    }

    .featured-badge {
      position: absolute;
      top: -12px;
      left: 50%;
      transform: translateX(-50%);
      background: linear-gradient(135deg, #f97316, #ef4444);
      color: #ffffff;
      font-size: 12px;
      font-weight: 700;
      padding: 4px 14px;
      border-radius: var(--radius-full);
    }

    .token-card h3 {
      font-size: 20px;
      font-weight: 800;
      color: #0f172a;
      margin-bottom: 12px;
    }

    .token-price {
      font-size: 32px;
      font-weight: 900;
      color: #ea580c;
      margin-bottom: 16px;
    }

    .token-price span {
      font-size: 14px;
      font-weight: 500;
      color: var(--text-light);
    }

    .token-features {
      list-style: none;
      text-align: left;
      margin: 20px 0;
      display: grid;
      gap: 10px;
      font-size: 14px;
      color: var(--text-muted);
    }

    /* 客户评论 6 条 */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .review-card {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 22px;
      box-shadow: var(--shadow-sm);
    }

    .review-stars {
      color: #f59e0b;
      margin-bottom: 10px;
      font-size: 14px;
    }

    .review-quote {
      font-size: 14px;
      color: var(--text-main);
      line-height: 1.6;
      margin-bottom: 14px;
    }

    .reviewer-info {
      display: flex;
      align-items: center;
      gap: 10px;
      border-top: 1px solid var(--border-color);
      padding-top: 12px;
    }

    .reviewer-avatar {
      width: 36px;
      height: 36px;
      background: #e2e8f0;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      color: #475569;
      font-size: 13px;
    }

    .reviewer-name {
      font-size: 13px;
      font-weight: 700;
      color: #0f172a;
    }

    .reviewer-role {
      font-size: 12px;
      color: var(--text-light);
    }

    /* FAQ 折叠面板 (>=10条) */
    .faq-accordion {
      max-width: 860px;
      margin: 0 auto;
      display: grid;
      gap: 12px;
    }

    .faq-item {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: border-color 0.2s;
    }

    .faq-item.active {
      border-color: #3b82f6;
    }

    .faq-question {
      padding: 16px 20px;
      cursor: pointer;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-weight: 700;
      font-size: 15px;
      color: #1e293b;
      background: #ffffff;
      user-select: none;
    }

    .faq-question:hover {
      background: #f8fafc;
    }

    .faq-icon {
      font-size: 18px;
      color: #94a3b8;
      transition: transform 0.2s;
    }

    .faq-item.active .faq-icon {
      transform: rotate(45deg);
      color: #3b82f6;
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease;
      background: #fafafa;
    }

    .faq-answer-inner {
      padding: 16px 20px;
      font-size: 14px;
      color: var(--text-muted);
      line-height: 1.6;
      border-top: 1px solid #f1f5f9;
    }

    /* 需求表单与联系我们 */
    .contact-container {
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 36px;
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 40px;
      box-shadow: var(--shadow-md);
    }

    .contact-info-side {
      display: flex;
      flex-direction: column;
      justify-content: space-between;
    }

    .contact-info-group {
      display: grid;
      gap: 16px;
      margin-top: 20px;
    }

    .contact-info-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      font-size: 14px;
      color: var(--text-muted);
    }

    .contact-info-item strong {
      color: #0f172a;
    }

    .qr-wrapper {
      margin-top: 24px;
      padding: 16px;
      background: #f8fafc;
      border-radius: var(--radius-md);
      border: 1px solid var(--border-color);
      text-align: center;
      max-width: 220px;
    }

    .qr-wrapper img {
      max-width: 140px;
      height: auto;
      margin: 0 auto 8px;
      display: block;
      border-radius: 4px;
    }

    .qr-label {
      font-size: 12px;
      color: var(--text-muted);
      font-weight: 600;
    }

    .form-box {
      background: #f8fafc;
      padding: 28px;
      border-radius: var(--radius-md);
      border: 1px solid #e2e8f0;
    }

    .form-group {
      margin-bottom: 16px;
    }

    .form-group label {
      display: block;
      font-size: 13px;
      font-weight: 600;
      color: #334155;
      margin-bottom: 6px;
    }

    .form-control {
      width: 100%;
      padding: 10px 14px;
      font-size: 14px;
      border: 1px solid #cbd5e1;
      border-radius: var(--radius-sm);
      background: #ffffff;
      color: #0f172a;
      transition: border-color 0.2s;
    }

    .form-control:focus {
      outline: none;
      border-color: var(--primary-color);
      box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
    }

    textarea.form-control {
      resize: vertical;
      min-height: 90px;
    }

    /* 行业资讯 / 最新文章 */
    .article-links-box {
      background: #ffffff;
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      padding: 24px;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .article-item {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 10px 14px;
      background: #f8fafc;
      border-radius: var(--radius-sm);
      text-decoration: none;
      color: #334155;
      font-size: 14px;
      transition: all 0.2s;
      border: 1px solid transparent;
    }

    .article-item:hover {
      background: #eff6ff;
      border-color: #bfdbfe;
      color: #1d4ed8;
      transform: translateX(4px);
    }

    /* 宣传图画廊展示区 */
    .gallery-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 24px;
    }

    .gallery-item {
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-sm);
      background: #ffffff;
    }

    .gallery-item img {
      width: 100%;
      height: 160px;
      object-fit: cover;
      display: block;
      transition: transform 0.3s ease;
    }

    .gallery-item:hover img {
      transform: scale(1.04);
    }

    /* 加盟代理模块 */
    .agency-banner {
      background: linear-gradient(135deg, #1e1b4b, #312e81);
      border-radius: var(--radius-lg);
      padding: 40px;
      color: #ffffff;
      display: grid;
      grid-template-columns: 1.4fr 0.6fr;
      gap: 30px;
      align-items: center;
    }

    .agency-banner h3 {
      font-size: 26px;
      font-weight: 800;
      margin-bottom: 12px;
      color: #ffffff;
    }

    .agency-banner p {
      color: #c7d2fe;
      font-size: 15px;
      line-height: 1.6;
      margin-bottom: 20px;
    }

    .agency-perks {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
      margin-bottom: 20px;
    }

    .agency-perk-item {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 13px;
      color: #e0e7ff;
    }

    .agency-perk-item::before {
      content: "★";
      color: #fbbf24;
    }

    /* 底部友情链接 & Footer */
    .site-footer {
      background: #0f172a;
      color: #94a3b8;
      padding: 50px 0 24px;
      font-size: 13px;
      border-top: 1px solid #1e293b;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.2fr 1fr 1fr;
      gap: 40px;
      padding-bottom: 30px;
      border-bottom: 1px solid #1e293b;
    }

    .footer-col h4 {
      color: #ffffff;
      font-size: 15px;
      font-weight: 700;
      margin-bottom: 16px;
    }

    .footer-desc {
      line-height: 1.7;
      margin-top: 12px;
      color: #64748b;
    }

    .footer-links-list {
      list-style: none;
      display: grid;
      gap: 8px;
    }

    .footer-links-list a {
      color: #94a3b8;
      text-decoration: none;
      transition: color 0.2s;
    }

    .footer-links-list a:hover {
      color: #ffffff;
    }

    .friend-links-wrap {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .friend-links-wrap a {
      color: #94a3b8;
      text-decoration: none;
      background: #1e293b;
      padding: 4px 10px;
      border-radius: var(--radius-sm);
      transition: all 0.2s;
    }

    .friend-links-wrap a:hover {
      background: #334155;
      color: #ffffff;
    }

    .footer-bottom {
      padding-top: 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
      color: #64748b;
    }

    /* 浮动客服与返回顶部 */
    .floating-tools {
      position: fixed;
      right: 20px;
      bottom: 30px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 999;
    }

    .float-btn {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #ffffff;
      color: #0f172a;
      border: 1px solid var(--border-color);
      box-shadow: var(--shadow-lg);
      display: flex;
      align-items: center;
      justify-content: center;
      text-decoration: none;
      font-size: 18px;
      cursor: pointer;
      transition: all 0.2s;
    }

    .float-btn:hover {
      background: #f97316;
      color: #ffffff;
      border-color: #f97316;
      transform: translateY(-2px);
    }

    /* 响应式断点 */
    @media (max-width: 1024px) {
      .hero-grid {
        grid-template-columns: 1fr;
      }
      .service-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .intro-grid, .token-grid, .reviews-grid, .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .steps-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .agency-banner {
        grid-template-columns: 1fr;
      }
      .contact-container {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 768px) {
      .nav-links, .nav-cta-group {
        display: none;
      }
      .mobile-menu-toggle {
        display: block;
      }
      .nav-links.show-mobile {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: #ffffff;
        padding: 16px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: var(--shadow-lg);
      }
      .hero-title {
        font-size: 28px;
      }
      .service-grid, .intro-grid, .token-grid, .reviews-grid, .gallery-grid, .steps-grid {
        grid-template-columns: 1fr;
      }
      .feature-showcase, .feature-showcase.reverse {
        grid-template-columns: 1fr;
        direction: ltr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }