* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }
    :root {
      --primary: #1a5cff;
      --primary-dark: #0b3fd4;
      --primary-light: #eef3ff;
      --accent: #ff6b35;
      --accent-light: #fff3ee;
      --dark: #141b2d;
      --text: #2a3245;
      --text-light: #5f6b80;
      --bg: #f7f9fc;
      --card-bg: #ffffff;
      --border: #e4e9f2;
      --shadow: 0 4px 20px rgba(26, 92, 255, 0.06);
      --shadow-hover: 0 12px 32px rgba(26, 92, 255, 0.12);
      --radius: 16px;
      --radius-sm: 10px;
      --max-width: 1200px;
    }
    html {
      scroll-behavior: smooth;
    }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color: var(--text);
      background: var(--bg);
      line-height: 1.65;
      font-size: 16px;
      -webkit-font-smoothing: antialiased;
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    a {
      text-decoration: none;
      color: inherit;
    }
    ul {
      list-style: none;
    }
    .container {
      max-width: var(--max-width);
      margin: 0 auto;
      padding: 0 20px;
    }
    .section {
      padding: 72px 0;
    }
    .section-alt {
      background: #ffffff;
    }
    .section-tint {
      background: linear-gradient(180deg, #f7f9fc 0%, #eef3ff 100%);
    }
    .section-header {
      text-align: center;
      margin-bottom: 48px;
    }
    .section-badge {
      display: inline-block;
      padding: 6px 16px;
      background: var(--primary-light);
      color: var(--primary);
      border-radius: 100px;
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 0.5px;
      margin-bottom: 14px;
    }
    .section-title {
      font-size: clamp(26px, 4vw, 38px);
      font-weight: 800;
      color: var(--dark);
      line-height: 1.3;
      margin-bottom: 14px;
    }
    .section-desc {
      font-size: 16px;
      color: var(--text-light);
      max-width: 640px;
      margin: 0 auto;
    }
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 14px 30px;
      border-radius: 100px;
      font-size: 15px;
      font-weight: 600;
      cursor: pointer;
      border: none;
      transition: all 0.25s ease;
      white-space: nowrap;
    }
    .btn-primary {
      background: var(--primary);
      color: #fff;
      box-shadow: 0 6px 18px rgba(26, 92, 255, 0.3);
    }
    .btn-primary:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
      box-shadow: 0 10px 26px rgba(26, 92, 255, 0.4);
    }
    .btn-accent {
      background: var(--accent);
      color: #fff;
      box-shadow: 0 6px 18px rgba(255, 107, 53, 0.3);
    }
    .btn-accent:hover {
      background: #e85a24;
      transform: translateY(-2px);
      box-shadow: 0 10px 26px rgba(255, 107, 53, 0.4);
    }
    .btn-outline {
      background: transparent;
      color: var(--primary);
      border: 2px solid var(--primary);
    }
    .btn-outline:hover {
      background: var(--primary-light);
      transform: translateY(-2px);
    }
    .btn-ghost {
      background: #fff;
      color: var(--text);
      border: 1px solid var(--border);
    }
    .btn-ghost:hover {
      border-color: var(--primary);
      color: var(--primary);
      transform: translateY(-2px);
      box-shadow: var(--shadow);
    }
    /* Nav */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.92);
      backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--border);
    }
    .nav-wrap {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      min-height: 68px;
      position: relative;
    }
    .nav-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
    }
    .nav-brand img {
      width: 40px;
      height: 40px;
      object-fit: contain;
    }
    .brand-name {
      font-size: 20px;
      font-weight: 800;
      color: var(--dark);
      letter-spacing: 0.5px;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 0;
      flex-wrap: wrap;
    }
    .nav-links a {
      padding: 8px 14px;
      font-size: 14px;
      font-weight: 500;
      color: var(--text-light);
      border-radius: 8px;
      transition: all 0.2s ease;
    }
    .nav-links a:hover {
      color: var(--primary);
      background: var(--primary-light);
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
    }
    .nav-actions .btn {
      padding: 9px 20px;
      font-size: 14px;
    }
    .mobile-toggle {
      display: none;
      width: 42px;
      height: 42px;
      border-radius: 10px;
      border: 1px solid var(--border);
      background: #fff;
      cursor: pointer;
      align-items: center;
      justify-content: center;
      flex-direction: column;
      gap: 5px;
      flex-shrink: 0;
    }
    .mobile-toggle span {
      display: block;
      width: 20px;
      height: 2px;
      background: var(--dark);
      border-radius: 2px;
      transition: all 0.3s ease;
    }
    .mobile-toggle.active span:nth-child(1) {
      transform: translateY(7px) rotate(45deg);
    }
    .mobile-toggle.active span:nth-child(2) {
      opacity: 0;
    }
    .mobile-toggle.active span:nth-child(3) {
      transform: translateY(-7px) rotate(-45deg);
    }
    /* Hero */
    .hero {
      position: relative;
      overflow: hidden;
      padding: 80px 0 72px;
      background: linear-gradient(135deg, #f0f6ff 0%, #e8f0fe 40%, #fef6f2 100%);
    }
    .hero::before {
      content: "";
      position: absolute;
      top: -150px;
      right: -120px;
      width: 420px;
      height: 420px;
      background: radial-gradient(circle, rgba(26, 92, 255, 0.12) 0%, transparent 70%);
      border-radius: 50%;
      pointer-events: none;
    }
    .hero::after {
      content: "";
      position: absolute;
      bottom: -180px;
      left: -100px;
      width: 380px;
      height: 380px;
      background: radial-gradient(circle, rgba(255, 107, 53, 0.1) 0%, transparent 70%);
      border-radius: 50%;
      pointer-events: none;
    }
    .hero-inner {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 56px;
      align-items: center;
    }
    .hero-label {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 18px;
      background: #fff;
      border: 1px solid rgba(26, 92, 255, 0.15);
      border-radius: 100px;
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
      margin-bottom: 22px;
      box-shadow: 0 2px 8px rgba(26, 92, 255, 0.06);
    }
    .hero-label .dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--accent);
      animation: pulse 1.8s infinite;
    }
    @keyframes pulse {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.5; transform: scale(0.8); }
    }
    .hero h1 {
      font-size: clamp(32px, 4.5vw, 48px);
      font-weight: 900;
      line-height: 1.22;
      color: var(--dark);
      margin-bottom: 20px;
      letter-spacing: -0.5px;
    }
    .hero h1 .highlight {
      color: var(--primary);
      position: relative;
    }
    .hero-desc {
      font-size: 17px;
      color: var(--text-light);
      max-width: 520px;
      margin-bottom: 32px;
      line-height: 1.75;
    }
    .hero-btns {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-bottom: 36px;
    }
    .hero-stats {
      display: flex;
      flex-wrap: wrap;
      gap: 28px;
    }
    .hero-stat {
      display: flex;
      flex-direction: column;
      gap: 2px;
    }
    .hero-stat strong {
      font-size: 24px;
      font-weight: 800;
      color: var(--dark);
    }
    .hero-stat span {
      font-size: 13px;
      color: var(--text-light);
    }
    .hero-visual {
      position: relative;
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .hero-card {
      background: rgba(255, 255, 255, 0.85);
      backdrop-filter: blur(8px);
      border: 1px solid rgba(255, 255, 255, 0.9);
      border-radius: var(--radius);
      padding: 22px 24px;
      box-shadow: 0 8px 32px rgba(26, 92, 255, 0.1);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }
    .hero-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 14px 40px rgba(26, 92, 255, 0.16);
    }
    .hero-card-head {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 12px;
    }
    .hero-card-icon {
      width: 38px;
      height: 38px;
      border-radius: 10px;
      background: var(--primary-light);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
    }
    .hero-card-head h3 {
      font-size: 15px;
      font-weight: 700;
      color: var(--dark);
    }
    .hero-card p {
      font-size: 13px;
      color: var(--text-light);
      line-height: 1.6;
    }
    .hero-badge-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      margin-top: 6px;
    }
    .mini-tag {
      font-size: 11px;
      padding: 3px 10px;
      background: #fff;
      border: 1px solid var(--border);
      border-radius: 100px;
      color: var(--text-light);
      font-weight: 500;
    }
    /* Metrics */
    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }
    .metric-card {
      background: #fff;
      border-radius: var(--radius);
      padding: 30px 24px;
      text-align: center;
      border: 1px solid var(--border);
      box-shadow: var(--shadow);
      transition: all 0.3s ease;
    }
    .metric-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(26, 92, 255, 0.2);
    }
    .metric-value {
      font-size: 34px;
      font-weight: 900;
      color: var(--primary);
      margin-bottom: 6px;
      line-height: 1.2;
    }
    .metric-label {
      font-size: 14px;
      color: var(--text-light);
      font-weight: 500;
    }
    /* About */
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .about-text h2 {
      font-size: clamp(26px, 3.5vw, 34px);
      font-weight: 800;
      color: var(--dark);
      line-height: 1.3;
      margin-bottom: 18px;
    }
    .about-text p {
      font-size: 15px;
      color: var(--text-light);
      margin-bottom: 16px;
      line-height: 1.8;
    }
    .about-points {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      margin-top: 24px;
    }
    .about-point {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 14px;
      color: var(--text);
      font-weight: 500;
    }
    .about-point .check {
      width: 20px;
      height: 20px;
      border-radius: 50%;
      background: var(--primary-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
      font-weight: 900;
      flex-shrink: 0;
      margin-top: 2px;
    }
    .about-visual {
      display: grid;
      grid-template-columns: 1fr 1fr;
      grid-template-rows: auto auto;
      gap: 16px;
    }
    .about-visual-item {
      border-radius: var(--radius);
      overflow: hidden;
      background: #fff;
      border: 1px solid var(--border);
      box-shadow: var(--shadow);
      transition: transform 0.3s ease, box-shadow 0.3s ease;
    }
    .about-visual-item:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
    }
    .about-visual-item img {
      width: 100%;
      height: auto;
      aspect-ratio: 16 / 10;
      object-fit: cover;
    }
    .about-visual-item:first-child {
      grid-column: 1 / -1;
    }
    .about-visual-item:first-child img {
      aspect-ratio: 21 / 9;
    }
    /* Services */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .service-card {
      background: #fff;
      border-radius: var(--radius);
      padding: 28px 26px;
      border: 1px solid var(--border);
      box-shadow: var(--shadow);
      transition: all 0.3s ease;
      position: relative;
      overflow: hidden;
    }
    .service-card::before {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      right: 0;
      height: 3px;
      background: linear-gradient(90deg, var(--primary), var(--accent));
      transform: scaleX(0);
      transform-origin: left;
      transition: transform 0.35s ease;
    }
    .service-card:hover::before {
      transform: scaleX(1);
    }
    .service-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(26, 92, 255, 0.15);
    }
    .service-icon {
      width: 52px;
      height: 52px;
      border-radius: 14px;
      background: var(--primary-light);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 24px;
      margin-bottom: 18px;
    }
    .service-card h3 {
      font-size: 18px;
      font-weight: 700;
      color: var(--dark);
      margin-bottom: 10px;
    }
    .service-card p {
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.7;
    }
    .service-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      margin-top: 16px;
    }
    .service-tags span {
      font-size: 12px;
      padding: 4px 10px;
      background: var(--bg);
      border-radius: 100px;
      color: var(--text-light);
      font-weight: 500;
    }
    /* Process */
    .process-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
      counter-reset: step;
    }
    .process-step {
      background: #fff;
      border-radius: var(--radius);
      padding: 28px 22px;
      border: 1px solid var(--border);
      box-shadow: var(--shadow);
      position: relative;
      transition: all 0.3s ease;
    }
    .process-step:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
    }
    .process-step-num {
      width: 40px;
      height: 40px;
      border-radius: 12px;
      background: linear-gradient(135deg, var(--primary), #4d82ff);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 17px;
      font-weight: 800;
      margin-bottom: 16px;
    }
    .process-step h3 {
      font-size: 16px;
      font-weight: 700;
      color: var(--dark);
      margin-bottom: 8px;
    }
    .process-step p {
      font-size: 13px;
      color: var(--text-light);
      line-height: 1.65;
    }
    /* Pricing */
    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
      align-items: stretch;
    }
    .pricing-card {
      background: #fff;
      border-radius: var(--radius);
      padding: 32px 28px;
      border: 1px solid var(--border);
      box-shadow: var(--shadow);
      display: flex;
      flex-direction: column;
      transition: all 0.3s ease;
    }
    .pricing-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
    }
    .pricing-card.featured {
      border: 2px solid var(--primary);
      position: relative;
    }
    .pricing-card.featured::after {
      content: "推荐";
      position: absolute;
      top: -1px;
      right: 24px;
      background: var(--primary);
      color: #fff;
      font-size: 12px;
      font-weight: 600;
      padding: 4px 14px;
      border-radius: 0 0 8px 8px;
    }
    .pricing-card h3 {
      font-size: 19px;
      font-weight: 700;
      color: var(--dark);
      margin-bottom: 6px;
    }
    .pricing-card .price-desc {
      font-size: 13px;
      color: var(--text-light);
      margin-bottom: 20px;
    }
    .pricing-card .price-value {
      font-size: 30px;
      font-weight: 900;
      color: var(--primary);
      margin-bottom: 6px;
    }
    .pricing-card .price-value small {
      font-size: 14px;
      font-weight: 500;
      color: var(--text-light);
    }
    .pricing-card ul {
      display: flex;
      flex-direction: column;
      gap: 10px;
      margin: 20px 0 24px;
    }
    .pricing-card li {
      font-size: 14px;
      color: var(--text);
      display: flex;
      align-items: flex-start;
      gap: 8px;
    }
    .pricing-card li::before {
      content: "✓";
      color: var(--primary);
      font-weight: 800;
      flex-shrink: 0;
    }
    .pricing-card .btn {
      margin-top: auto;
      width: 100%;
    }
    /* Compare */
    .compare-table-wrap {
      overflow-x: auto;
      background: #fff;
      border-radius: var(--radius);
      border: 1px solid var(--border);
      box-shadow: var(--shadow);
    }
    .compare-table {
      width: 100%;
      min-width: 640px;
      border-collapse: collapse;
      font-size: 14px;
    }
    .compare-table th,
    .compare-table td {
      padding: 16px 20px;
      text-align: left;
      border-bottom: 1px solid var(--border);
    }
    .compare-table th {
      background: var(--primary-light);
      color: var(--dark);
      font-weight: 700;
      font-size: 14px;
      white-space: nowrap;
    }
    .compare-table td {
      color: var(--text);
    }
    .compare-table tr:last-child td {
      border-bottom: none;
    }
    .compare-table tr:hover td {
      background: #fafbff;
    }
    .compare-table .best {
      color: var(--primary);
      font-weight: 700;
    }
    .rating-stars {
      color: #ffb400;
      font-size: 16px;
      letter-spacing: 1px;
    }
    .score-highlight {
      display: inline-flex;
      align-items: baseline;
      gap: 2px;
      font-weight: 800;
      color: var(--primary);
      font-size: 20px;
    }
    /* Reviews */
    .reviews-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    .review-card {
      background: #fff;
      border-radius: var(--radius);
      padding: 26px;
      border: 1px solid var(--border);
      box-shadow: var(--shadow);
      display: flex;
      flex-direction: column;
      transition: all 0.3s ease;
    }
    .review-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
    }
    .review-stars {
      color: #ffb400;
      font-size: 15px;
      letter-spacing: 2px;
      margin-bottom: 14px;
    }
    .review-text {
      font-size: 14px;
      color: var(--text);
      line-height: 1.75;
      flex: 1;
      margin-bottom: 18px;
    }
    .review-author {
      display: flex;
      align-items: center;
      gap: 12px;
      padding-top: 16px;
      border-top: 1px solid var(--border);
    }
    .review-avatar {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background: linear-gradient(135deg, var(--primary-light), #dce8ff);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 800;
      font-size: 15px;
      flex-shrink: 0;
    }
    .review-author-info strong {
      display: block;
      font-size: 14px;
      color: var(--dark);
      font-weight: 700;
    }
    .review-author-info span {
      font-size: 12px;
      color: var(--text-light);
    }
    /* Cases */
    .cases-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }
    .case-card {
      background: #fff;
      border-radius: var(--radius);
      overflow: hidden;
      border: 1px solid var(--border);
      box-shadow: var(--shadow);
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
    }
    .case-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-hover);
    }
    .case-img {
      overflow: hidden;
      background: var(--primary-light);
    }
    .case-img img {
      width: 100%;
      height: auto;
      aspect-ratio: 16 / 9;
      object-fit: cover;
      transition: transform 0.4s ease;
    }
    .case-card:hover .case-img img {
      transform: scale(1.04);
    }
    .case-body {
      padding: 22px 24px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }
    .case-body h3 {
      font-size: 17px;
      font-weight: 700;
      color: var(--dark);
      margin-bottom: 8px;
    }
    .case-body p {
      font-size: 13px;
      color: var(--text-light);
      line-height: 1.7;
    }
    .case-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      margin-top: 14px;
    }
    .case-tags span {
      font-size: 11px;
      padding: 3px 10px;
      background: var(--primary-light);
      color: var(--primary);
      border-radius: 100px;
      font-weight: 600;
    }
    .case-single {
      display: grid;
      grid-template-columns: 0.9fr 1.1fr;
      gap: 24px;
      margin-top: 24px;
      background: #fff;
      border-radius: var(--radius);
      border: 1px solid var(--border);
      box-shadow: var(--shadow);
      overflow: hidden;
    }
    .case-single-img {
      overflow: hidden;
      background: var(--primary-light);
    }
    .case-single-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      aspect-ratio: 4 / 3;
      transition: transform 0.4s ease;
    }
    .case-single:hover .case-single-img img {
      transform: scale(1.04);
    }
    .case-single-body {
      padding: 28px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }
    .case-single-body h3 {
      font-size: 19px;
      font-weight: 700;
      color: var(--dark);
      margin-bottom: 10px;
    }
    .case-single-body p {
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.75;
      margin-bottom: 14px;
    }
    /* Models Tag Cloud */
    .tag-cloud {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 10px;
    }
    .tag-cloud span {
      padding: 8px 18px;
      background: #fff;
      border: 1px solid var(--border);
      border-radius: 100px;
      font-size: 13px;
      color: var(--text);
      font-weight: 500;
      transition: all 0.2s ease;
      cursor: default;
    }
    .tag-cloud span:hover {
      border-color: var(--primary);
      color: var(--primary);
      background: var(--primary-light);
      transform: translateY(-2px);
    }
    /* FAQ */
    .faq-list {
      display: flex;
      flex-direction: column;
      gap: 12px;
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: #fff;
      border-radius: var(--radius-sm);
      border: 1px solid var(--border);
      overflow: hidden;
      transition: border-color 0.25s ease, box-shadow 0.25s ease;
    }
    .faq-item.active {
      border-color: rgba(26, 92, 255, 0.3);
      box-shadow: var(--shadow);
    }
    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 18px 22px;
      background: none;
      border: none;
      cursor: pointer;
      font-size: 15px;
      font-weight: 600;
      color: var(--dark);
      text-align: left;
      font-family: inherit;
      transition: color 0.2s ease;
    }
    .faq-question:hover {
      color: var(--primary);
    }
    .faq-icon {
      width: 24px;
      height: 24px;
      border-radius: 50%;
      background: var(--primary-light);
      color: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 16px;
      font-weight: 700;
      flex-shrink: 0;
      transition: transform 0.3s ease;
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
      background: var(--primary);
      color: #fff;
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, padding 0.35s ease;
      padding: 0 22px;
    }
    .faq-item.active .faq-answer {
      max-height: 300px;
      padding: 0 22px 20px;
    }
    .faq-answer p {
      font-size: 14px;
      color: var(--text-light);
      line-height: 1.75;
    }
    /* Articles */
    .articles-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }
    .article-card {
      background: #fff;
      border-radius: var(--radius);
      padding: 24px 26px;
      border: 1px solid var(--border);
      box-shadow: var(--shadow);
      transition: all 0.3s ease;
      display: flex;
      flex-direction: column;
    }
    .article-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(26, 92, 255, 0.15);
    }
    .article-card h3 {
      font-size: 16px;
      font-weight: 700;
      color: var(--dark);
      margin-bottom: 10px;
      line-height: 1.5;
      transition: color 0.2s ease;
    }
    .article-card:hover h3 {
      color: var(--primary);
    }
    .article-card p {
      font-size: 13px;
      color: var(--text-light);
      line-height: 1.7;
      flex: 1;
      margin-bottom: 14px;
    }
    .article-meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 12px;
      color: var(--text-light);
      padding-top: 14px;
      border-top: 1px solid var(--border);
    }
    .article-meta .read-more {
      color: var(--primary);
      font-weight: 600;
    }
    /* Form */
    .form-section {
      background: linear-gradient(135deg, #f0f6ff 0%, #fff 50%, #fef6f2 100%);
    }
    .form-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: start;
    }
    .form-info h2 {
      font-size: clamp(26px, 3.5vw, 34px);
      font-weight: 800;
      color: var(--dark);
      line-height: 1.3;
      margin-bottom: 16px;
    }
    .form-info p {
      font-size: 15px;
      color: var(--text-light);
      line-height: 1.8;
      margin-bottom: 24px;
    }
    .contact-methods {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .contact-method {
      display: flex;
      align-items: center;
      gap: 14px;
      background: #fff;
      border-radius: var(--radius-sm);
      padding: 16px 20px;
      border: 1px solid var(--border);
      transition: all 0.25s ease;
    }
    .contact-method:hover {
      border-color: rgba(26, 92, 255, 0.25);
      box-shadow: var(--shadow);
    }
    .contact-icon {
      width: 42px;
      height: 42px;
      border-radius: 10px;
      background: var(--primary-light);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
      flex-shrink: 0;
    }
    .contact-method-text strong {
      display: block;
      font-size: 14px;
      color: var(--dark);
      font-weight: 700;
    }
    .contact-method-text span {
      font-size: 13px;
      color: var(--text-light);
    }
    .contact-qr {
      display: flex;
      align-items: center;
      gap: 16px;
      background: #fff;
      border-radius: var(--radius-sm);
      padding: 16px 20px;
      border: 1px solid var(--border);
    }
    .contact-qr img {
      width: 72px;
      height: 72px;
      object-fit: cover;
      border-radius: 8px;
      border: 1px solid var(--border);
    }
    .contact-qr-text strong {
      display: block;
      font-size: 14px;
      color: var(--dark);
      font-weight: 700;
      margin-bottom: 4px;
    }
    .contact-qr-text span {
      font-size: 13px;
      color: var(--text-light);
    }
    .form-card {
      background: #fff;
      border-radius: var(--radius);
      padding: 34px 32px;
      border: 1px solid var(--border);
      box-shadow: 0 8px 36px rgba(26, 92, 255, 0.08);
    }
    .form-card h3 {
      font-size: 20px;
      font-weight: 700;
      color: var(--dark);
      margin-bottom: 6px;
    }
    .form-card .form-sub {
      font-size: 13px;
      color: var(--text-light);
      margin-bottom: 24px;
    }
    .form-group {
      margin-bottom: 16px;
    }
    .form-group label {
      display: block;
      font-size: 13px;
      font-weight: 600;
      color: var(--dark);
      margin-bottom: 6px;
    }
    .form-group input,
    .form-group select,
    .form-group textarea {
      width: 100%;
      padding: 12px 15px;
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: 10px;
      font-size: 14px;
      color: var(--text);
      font-family: inherit;
      transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
    }
    .form-group input:focus,
    .form-group select:focus,
    .form-group textarea:focus {
      outline: none;
      border-color: var(--primary);
      background: #fff;
      box-shadow: 0 0 0 3px rgba(26, 92, 255, 0.1);
    }
    .form-group textarea {
      resize: vertical;
      min-height: 100px;
    }
    .form-row {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    .form-card .btn {
      width: 100%;
      margin-top: 6px;
    }
    /* Footer */
    .site-footer {
      background: var(--dark);
      color: #c5cad6;
      padding: 56px 0 0;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
      gap: 40px;
      padding-bottom: 40px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
    .footer-brand .brand-name {
      color: #fff;
      font-size: 20px;
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .footer-brand .brand-name img {
      width: 38px;
      height: 38px;
      object-fit: contain;
    }
    .footer-brand p {
      font-size: 13px;
      line-height: 1.8;
      color: #9aa3b5;
      margin-bottom: 16px;
    }
    .footer-contact-list {
      display: flex;
      flex-direction: column;
      gap: 8px;
      font-size: 13px;
      color: #9aa3b5;
    }
    .footer-contact-list a {
      color: #c5cad6;
      transition: color 0.2s ease;
    }
    .footer-contact-list a:hover {
      color: #8db0ff;
    }
    .footer-col h4 {
      font-size: 14px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 16px;
      letter-spacing: 0.5px;
    }
    .footer-links {
      display: flex;
      flex-wrap: wrap;
      gap: 8px 18px;
    }
    .footer-links a {
      font-size: 13px;
      color: #9aa3b5;
      transition: color 0.2s ease;
    }
    .footer-links a:hover {
      color: #8db0ff;
    }
    .footer-qr-row {
      display: flex;
      align-items: center;
      gap: 14px;
      margin-top: 6px;
    }
    .footer-qr-row img {
      width: 80px;
      height: 80px;
      object-fit: cover;
      border-radius: 10px;
      border: 2px solid rgba(255, 255, 255, 0.12);
    }
    .footer-qr-row span {
      font-size: 12px;
      color: #9aa3b5;
      line-height: 1.6;
    }
    .footer-bottom {
      padding: 22px 0;
      text-align: center;
      font-size: 12px;
      color: #7f889b;
      line-height: 1.8;
    }
    .footer-bottom a {
      color: #9aa3b5;
    }
    .footer-bottom a:hover {
      color: #8db0ff;
    }
    /* Floating */
    .float-buttons {
      position: fixed;
      right: 22px;
      bottom: 30px;
      display: flex;
      flex-direction: column;
      gap: 12px;
      z-index: 99;
    }
    .float-btn {
      width: 50px;
      height: 50px;
      border-radius: 50%;
      background: #fff;
      border: 1px solid var(--border);
      box-shadow: 0 4px 18px rgba(20, 27, 45, 0.12);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      cursor: pointer;
      transition: all 0.25s ease;
      color: var(--primary);
      position: relative;
    }
    .float-btn:hover {
      transform: translateY(-3px);
      box-shadow: 0 8px 26px rgba(20, 27, 45, 0.2);
    }
    .float-btn.top-btn {
      opacity: 0;
      visibility: hidden;
      transform: translateY(10px);
      transition: all 0.3s ease;
    }
    .float-btn.top-btn.show {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
    }
    .float-qr-pop {
      position: absolute;
      right: 62px;
      top: 50%;
      transform: translateY(-50%);
      background: #fff;
      border-radius: 12px;
      padding: 10px;
      box-shadow: 0 8px 30px rgba(20, 27, 45, 0.15);
      opacity: 0;
      visibility: hidden;
      transition: all 0.25s ease;
      pointer-events: none;
    }
    .float-qr-pop img {
      width: 120px;
      height: 120px;
      object-fit: cover;
      border-radius: 8px;
    }
    .float-btn.qr-btn:hover .float-qr-pop {
      opacity: 1;
      visibility: visible;
      right: 58px;
    }
    /* Reveal animation */
    .reveal {
      opacity: 0;
      transform: translateY(24px);
      transition: opacity 0.6s ease, transform 0.6s ease;
    }
    .reveal.visible {
      opacity: 1;
      transform: translateY(0);
    }
    .reveal-delay-1 { transition-delay: 0.08s; }
    .reveal-delay-2 { transition-delay: 0.16s; }
    .reveal-delay-3 { transition-delay: 0.24s; }

    /* Responsive */
    @media (max-width: 1024px) {
      .nav-links {
        display: none;
        position: absolute;
        top: calc(100% + 8px);
        left: 0;
        right: 0;
        background: #fff;
        border-radius: 12px;
        box-shadow: 0 12px 36px rgba(20, 27, 45, 0.12);
        padding: 10px;
        flex-direction: column;
        align-items: stretch;
        gap: 2px;
        border: 1px solid var(--border);
      }
      .nav-links.open {
        display: flex;
      }
      .nav-links a {
        padding: 11px 16px;
        border-radius: 8px;
      }
      .mobile-toggle {
        display: flex;
      }
      .nav-actions .btn-desktop {
        display: none;
      }
      .hero-inner {
        grid-template-columns: 1fr;
        gap: 40px;
      }
      .hero-visual {
        max-width: 560px;
      }
      .about-grid {
        grid-template-columns: 1fr;
        gap: 36px;
      }
      .services-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .process-steps {
        grid-template-columns: repeat(2, 1fr);
      }
      .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
      }
      .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .form-grid {
        grid-template-columns: 1fr;
        gap: 36px;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
      }
      .case-single {
        grid-template-columns: 1fr;
      }
    }
    @media (max-width: 768px) {
      .section {
        padding: 54px 0;
      }
      .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
      }
      .hero {
        padding: 56px 0 48px;
      }
      .hero-btns .btn {
        flex: 1;
        min-width: 140px;
      }
      .hero-stats {
        gap: 20px;
      }
      .hero-stat strong {
        font-size: 20px;
      }
      .services-grid {
        grid-template-columns: 1fr;
      }
      .process-steps {
        grid-template-columns: 1fr;
      }
      .reviews-grid {
        grid-template-columns: 1fr;
      }
      .cases-grid {
        grid-template-columns: 1fr;
      }
      .articles-grid {
        grid-template-columns: 1fr;
      }
      .form-row {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
      }
      .about-points {
        grid-template-columns: 1fr;
      }
      .float-buttons {
        right: 16px;
        bottom: 20px;
        gap: 10px;
      }
      .float-btn {
        width: 44px;
        height: 44px;
        font-size: 18px;
      }
      .float-qr-pop {
        display: none;
      }
    }
    @media (max-width: 480px) {
      .metrics-grid {
        grid-template-columns: 1fr;
      }
      .hero-btns {
        flex-direction: column;
      }
      .hero-btns .btn {
        width: 100%;
      }
      .form-card {
        padding: 24px 20px;
      }
      .about-visual {
        grid-template-columns: 1fr;
      }
      .about-visual-item:first-child {
        grid-column: auto;
      }
    }