/* roulang page: index */
:root {
      --color-bg-base: #0B0E14;
      --color-bg-surface: #121824;
      --color-bg-card: #182030;
      --color-bg-card-hover: #1E283C;
      --color-accent: #00F5A0;
      --color-accent-soft: rgba(0, 245, 160, 0.12);
      --color-accent-glow: rgba(0, 245, 160, 0.28);
      --color-brand-secondary: #6366F1;
      --color-brand-secondary-soft: rgba(99, 102, 241, 0.15);
      --color-danger: #EF4444;
      --color-text-title: #F8FAFC;
      --color-text-body: #94A3B8;
      --color-text-muted: #64748B;
      --border-subtle: 1px solid rgba(255, 255, 255, 0.08);
      --border-accent: 1px solid rgba(0, 245, 160, 0.4);
      --border-card: 1px solid rgba(255, 255, 255, 0.06);
      --shadow-elevation: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
      --shadow-glow: 0 0 25px rgba(0, 245, 160, 0.2);
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --radius-xl: 24px;
      --font-stack: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
      --transition-standard: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    *, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
      background-color: var(--color-bg-base);
      color: var(--color-text-body);
      font-family: var(--font-stack);
      line-height: 1.75;
      letter-spacing: 0.02em;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }
    body {
      background-color: var(--color-bg-base);
      overflow-x: hidden;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: var(--transition-standard);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    button, input, select, textarea {
      font-family: inherit;
      font-size: inherit;
      color: inherit;
    }
    .container {
      width: 100%;
      max-width: 1280px;
      margin-left: auto;
      margin-right: auto;
      padding-left: 24px;
      padding-right: 24px;
    }
    .section-spacing {
      padding-top: 100px;
      padding-bottom: 100px;
      position: relative;
    }
    .section-title-wrap {
      text-align: center;
      max-width: 780px;
      margin: 0 auto 60px;
    }
    .section-eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 4px 14px;
      border-radius: 999px;
      background: var(--color-accent-soft);
      border: 1px solid rgba(0, 245, 160, 0.3);
      color: var(--color-accent);
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 0.05em;
      margin-bottom: 16px;
      text-transform: uppercase;
    }
    .section-title {
      font-size: 36px;
      font-weight: 700;
      color: var(--color-text-title);
      line-height: 1.35;
      margin-bottom: 18px;
    }
    .section-desc {
      font-size: 16px;
      color: var(--color-text-body);
      line-height: 1.8;
    }
    .btn-primary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      padding: 14px 28px;
      background-color: var(--color-accent);
      color: #07100D;
      font-weight: 700;
      font-size: 15px;
      border-radius: var(--radius-md);
      border: 1px solid var(--color-accent);
      box-shadow: 0 4px 20px rgba(0, 245, 160, 0.35);
      cursor: pointer;
      transition: var(--transition-standard);
      min-height: 48px;
    }
    .btn-primary:hover {
      background-color: #1affb0;
      transform: translateY(-2px);
      box-shadow: 0 8px 25px rgba(0, 245, 160, 0.5);
    }
    .btn-secondary {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      padding: 14px 28px;
      background-color: rgba(255, 255, 255, 0.05);
      color: var(--color-text-title);
      font-weight: 600;
      font-size: 15px;
      border-radius: var(--radius-md);
      border: var(--border-subtle);
      cursor: pointer;
      transition: var(--transition-standard);
      min-height: 48px;
      backdrop-filter: blur(8px);
    }
    .btn-secondary:hover {
      background-color: rgba(255, 255, 255, 0.1);
      border-color: rgba(255, 255, 255, 0.2);
      transform: translateY(-2px);
      color: #FFFFFF;
    }
    .top-bar {
      height: 38px;
      background-color: #07090E;
      border-bottom: 1px solid rgba(255, 255, 255, 0.05);
      font-size: 12px;
      color: var(--color-text-muted);
    }
    .top-bar-inner {
      height: 38px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .status-indicator {
      display: inline-flex;
      align-items: center;
      gap: 8px;
    }
    .status-dot {
      width: 8px;
      height: 8px;
      background-color: var(--color-accent);
      border-radius: 50%;
      box-shadow: 0 0 8px var(--color-accent);
      animation: pulse 2s infinite;
    }
    @keyframes pulse {
      0% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.4; transform: scale(1.2); }
      100% { opacity: 1; transform: scale(1); }
    }
    .site-header {
      position: sticky;
      top: 0;
      z-index: 999;
      background: rgba(11, 14, 20, 0.88);
      backdrop-filter: blur(16px);
      -webkit-backdrop-filter: blur(16px);
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      transition: var(--transition-standard);
    }
    .nav-container {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
    }
    .brand-logo {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: 18px;
      font-weight: 700;
      color: var(--color-text-title);
      letter-spacing: 0.03em;
    }
    .brand-icon {
      width: 36px;
      height: 36px;
      background: linear-gradient(135deg, var(--color-accent), var(--color-brand-secondary));
      border-radius: var(--radius-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      color: #0B0E14;
      font-size: 20px;
      font-weight: 900;
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 28px;
      list-style: none;
    }
    .nav-link {
      font-size: 14px;
      font-weight: 500;
      color: var(--color-text-body);
      position: relative;
      padding: 6px 0;
    }
    .nav-link:hover, .nav-link.active {
      color: var(--color-text-title);
    }
    .nav-link::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background: var(--color-accent);
      transition: var(--transition-standard);
    }
    .nav-link:hover::after, .nav-link.active::after {
      width: 100%;
    }
    .nav-actions {
      display: flex;
      align-items: center;
      gap: 16px;
    }
    .hero-section {
      position: relative;
      padding: 90px 0 110px;
      overflow: hidden;
      background: radial-gradient(circle at 50% 20%, rgba(99, 102, 241, 0.15) 0%, rgba(11, 14, 20, 0) 70%),
                  linear-gradient(180deg, #0B0E14 0%, #101520 100%);
    }
    .hero-bg-media {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      opacity: 0.18;
      object-fit: cover;
      pointer-events: none;
      z-index: 0;
      filter: saturate(1.2) contrast(1.1);
    }
    .hero-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 1.15fr 0.85fr;
      gap: 50px;
      align-items: center;
    }
    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 6px 16px;
      border-radius: 999px;
      background: rgba(99, 102, 241, 0.12);
      border: 1px solid rgba(99, 102, 241, 0.35);
      color: #A5B4FC;
      font-size: 13px;
      font-weight: 600;
      margin-bottom: 24px;
    }
    .hero-title {
      font-size: 48px;
      font-weight: 800;
      color: var(--color-text-title);
      line-height: 1.25;
      margin-bottom: 24px;
      letter-spacing: -0.01em;
    }
    .hero-title span {
      background: linear-gradient(135deg, #FFFFFF 20%, var(--color-accent) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    .hero-desc {
      font-size: 17px;
      color: var(--color-text-body);
      line-height: 1.85;
      margin-bottom: 36px;
      max-width: 620px;
    }
    .hero-cta-group {
      display: flex;
      align-items: center;
      gap: 18px;
      margin-bottom: 40px;
    }
    .hero-assessment-card {
      background: rgba(24, 32, 48, 0.85);
      border: 1px solid rgba(0, 245, 160, 0.25);
      border-radius: var(--radius-xl);
      padding: 32px;
      backdrop-filter: blur(20px);
      box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(0, 245, 160, 0.1);
    }
    .assessment-header {
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      padding-bottom: 16px;
      margin-bottom: 22px;
    }
    .assessment-header h3 {
      font-size: 18px;
      font-weight: 700;
      color: var(--color-text-title);
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .assessment-header h3 span {
      font-size: 12px;
      padding: 2px 8px;
      border-radius: 4px;
      background: var(--color-accent-soft);
      color: var(--color-accent);
    }
    .assessment-form-item {
      margin-bottom: 16px;
    }
    .assessment-label {
      display: block;
      font-size: 13px;
      font-weight: 500;
      color: var(--color-text-muted);
      margin-bottom: 8px;
    }
    .assessment-select, .assessment-input {
      width: 100%;
      height: 44px;
      background: #0D121C;
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: var(--radius-sm);
      padding: 0 14px;
      color: var(--color-text-title);
      font-size: 14px;
      outline: none;
      transition: var(--transition-standard);
    }
    .assessment-select:focus, .assessment-input:focus {
      border-color: var(--color-accent);
      box-shadow: 0 0 0 3px rgba(0, 245, 160, 0.15);
    }
    .assessment-result-box {
      margin-top: 20px;
      padding: 16px;
      background: rgba(0, 245, 160, 0.05);
      border: 1px dashed rgba(0, 245, 160, 0.3);
      border-radius: var(--radius-md);
      font-size: 13px;
    }
    .assessment-result-title {
      color: var(--color-accent);
      font-weight: 600;
      margin-bottom: 6px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .pain-card {
      background: var(--color-bg-card);
      border: var(--border-card);
      border-radius: var(--radius-lg);
      padding: 32px 28px;
      transition: var(--transition-standard);
      position: relative;
      overflow: hidden;
    }
    .pain-card::before {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      width: 4px;
      height: 100%;
      background: var(--color-brand-secondary);
      opacity: 0.4;
      transition: var(--transition-standard);
    }
    .pain-card:hover {
      transform: translateY(-4px);
      border-color: rgba(255, 255, 255, 0.18);
      box-shadow: var(--shadow-elevation);
    }
    .pain-card:hover::before {
      opacity: 1;
      background: var(--color-accent);
    }
    .pain-index {
      font-size: 14px;
      font-weight: 700;
      color: var(--color-accent);
      margin-bottom: 14px;
      letter-spacing: 0.05em;
    }
    .pain-card h4 {
      font-size: 20px;
      font-weight: 700;
      color: var(--color-text-title);
      margin-bottom: 12px;
    }
    .pain-desc {
      font-size: 14px;
      color: var(--color-text-body);
      line-height: 1.7;
      margin-bottom: 18px;
    }
    .pain-loss {
      font-size: 13px;
      color: #F87171;
      background: rgba(239, 68, 68, 0.08);
      border-radius: var(--radius-sm);
      padding: 8px 12px;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .grid-4 {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
    }
    .grid-3 {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 28px;
    }
    .grid-2 {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 36px;
    }
    .arch-card {
      background: var(--color-bg-surface);
      border: var(--border-subtle);
      border-radius: var(--radius-xl);
      padding: 48px;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .arch-spec-list {
      list-style: none;
      margin: 24px 0 32px;
    }
    .arch-spec-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      font-size: 14px;
      color: var(--color-text-body);
      margin-bottom: 16px;
    }
    .arch-spec-item svg {
      flex-shrink: 0;
      margin-top: 4px;
      color: var(--color-accent);
    }
    .arch-preview {
      background: #090D14;
      border: 1px solid rgba(255, 255, 255, 0.1);
      border-radius: var(--radius-lg);
      padding: 24px;
      position: relative;
    }
    .arch-preview img {
      border-radius: var(--radius-md);
      box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    }
    .feature-card {
      background: var(--color-bg-card);
      border: var(--border-card);
      border-radius: var(--radius-lg);
      padding: 32px;
      transition: var(--transition-standard);
      position: relative;
    }
    .feature-card:hover {
      transform: translateY(-4px);
      border-color: rgba(0, 245, 160, 0.3);
      box-shadow: 0 12px 35px -10px rgba(0, 245, 160, 0.15);
    }
    .feature-icon-box {
      width: 52px;
      height: 52px;
      border-radius: var(--radius-md);
      background: rgba(0, 245, 160, 0.1);
      border: 1px solid rgba(0, 245, 160, 0.25);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--color-accent);
      margin-bottom: 20px;
    }
    .feature-card h4 {
      font-size: 20px;
      font-weight: 700;
      color: var(--color-text-title);
      margin-bottom: 12px;
    }
    .feature-card p {
      font-size: 14px;
      color: var(--color-text-body);
      line-height: 1.75;
      margin-bottom: 20px;
    }
    .feature-latency {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 12px;
      font-weight: 600;
      color: var(--color-accent);
      background: rgba(0, 245, 160, 0.08);
      padding: 4px 10px;
      border-radius: 4px;
    }
    .pricing-card {
      background: var(--color-bg-card);
      border: var(--border-card);
      border-radius: var(--radius-xl);
      padding: 40px 32px;
      display: flex;
      flex-direction: column;
      position: relative;
      transition: var(--transition-standard);
    }
    .pricing-card.featured {
      background: linear-gradient(180deg, #18253B 0%, #121927 100%);
      border: 1px solid rgba(0, 245, 160, 0.45);
      transform: scale(1.03);
      box-shadow: 0 20px 45px rgba(0, 0, 0, 0.6), 0 0 25px rgba(0, 245, 160, 0.18);
    }
    .featured-tag {
      position: absolute;
      top: -14px;
      left: 50%;
      transform: translateX(-50%);
      background: var(--color-accent);
      color: #07100D;
      font-size: 12px;
      font-weight: 800;
      padding: 4px 16px;
      border-radius: 999px;
      letter-spacing: 0.04em;
    }
    .pricing-header h4 {
      font-size: 22px;
      font-weight: 700;
      color: var(--color-text-title);
      margin-bottom: 8px;
    }
    .pricing-target {
      font-size: 13px;
      color: var(--color-text-muted);
      margin-bottom: 24px;
    }
    .pricing-list {
      list-style: none;
      margin: 24px 0 32px;
      flex-grow: 1;
    }
    .pricing-list-item {
      font-size: 14px;
      color: var(--color-text-body);
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .pricing-list-item svg {
      color: var(--color-accent);
      flex-shrink: 0;
    }
    .timeline-steps {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 24px;
      position: relative;
    }
    .timeline-steps::before {
      content: '';
      position: absolute;
      top: 36px;
      left: 10%;
      right: 10%;
      height: 2px;
      background: linear-gradient(90deg, var(--color-accent), var(--color-brand-secondary));
      z-index: 0;
      opacity: 0.35;
    }
    .timeline-step {
      position: relative;
      z-index: 1;
      background: var(--color-bg-card);
      border: var(--border-card);
      border-radius: var(--radius-lg);
      padding: 28px 22px;
      text-align: left;
    }
    .step-number {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #0D131F;
      border: 2px solid var(--color-accent);
      color: var(--color-accent);
      font-weight: 800;
      font-size: 16px;
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 20px;
      box-shadow: 0 0 15px rgba(0, 245, 160, 0.3);
    }
    .timeline-step h4 {
      font-size: 18px;
      font-weight: 700;
      color: var(--color-text-title);
      margin-bottom: 10px;
    }
    .timeline-step p {
      font-size: 13px;
      color: var(--color-text-body);
      line-height: 1.7;
      margin-bottom: 14px;
    }
    .step-sla {
      font-size: 12px;
      color: #A5B4FC;
      border-top: 1px dashed rgba(255, 255, 255, 0.1);
      padding-top: 10px;
    }
    .case-container {
      background: linear-gradient(180deg, #101726 0%, #0B0E14 100%);
      border: var(--border-subtle);
      border-radius: var(--radius-xl);
      padding: 56px 48px;
    }
    .case-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 48px;
      align-items: center;
    }
    .case-data-row {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 16px;
      margin: 28px 0;
    }
    .case-data-item {
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(255, 255, 255, 0.06);
      border-radius: var(--radius-md);
      padding: 16px;
      text-align: center;
    }
    .case-data-val {
      font-size: 26px;font-weight: 800;
      color: var(--color-accent);
      line-height: 1.2;
      margin-bottom: 4px;
    }
    .case-data-lbl {
      font-size: 12px;
      color: var(--color-text-muted);
    }
    .story-card {
      background: var(--color-bg-card);
      border: var(--border-card);
      border-radius: var(--radius-lg);
      padding: 36px 32px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      position: relative;
    }
    .story-badge {
      display: inline-block;
      align-self: flex-start;
      font-size: 12px;
      font-weight: 600;
      color: var(--color-brand-secondary);
      background: var(--color-brand-secondary-soft);
      padding: 4px 10px;
      border-radius: 4px;
      margin-bottom: 16px;
    }
    .story-card h4 {
      font-size: 20px;
      font-weight: 700;
      color: var(--color-text-title);
      margin-bottom: 14px;
    }
    .story-quote {
      font-size: 14px;
      color: var(--color-text-body);
      line-height: 1.8;
      margin-bottom: 24px;
      position: relative;
    }
    .story-author {
      display: flex;
      align-items: center;
      gap: 14px;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding-top: 18px;
    }
    .story-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      background: #232C3F;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 16px;
      font-weight: 700;
      color: var(--color-accent);
      border: 1px solid rgba(0, 245, 160, 0.3);
    }
    .story-author-info h5 {
      font-size: 14px;
      font-weight: 700;
      color: var(--color-text-title);
    }
    .story-author-info p {
      font-size: 12px;
      color: var(--color-text-muted);
    }
    .metric-band {
      background: linear-gradient(90deg, #101522 0%, #151D2E 50%, #101522 100%);
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      border-bottom: 1px solid rgba(255, 255, 255, 0.08);
      padding: 56px 0;
    }
    .metric-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 32px;
      text-align: center;
    }
    .metric-num {
      font-size: 44px;
      font-weight: 800;
      color: var(--color-text-title);
      line-height: 1.1;
      margin-bottom: 8px;
      letter-spacing: -0.02em;
    }
    .metric-num span {
      color: var(--color-accent);
    }
    .metric-title {
      font-size: 15px;
      font-weight: 600;
      color: #CBD5E1;
      margin-bottom: 4px;
    }
    .metric-sub {
      font-size: 12px;
      color: var(--color-text-muted);
    }
    .review-card {
      background: var(--color-bg-card);
      border: var(--border-card);
      border-radius: var(--radius-lg);
      padding: 32px 28px;
      transition: var(--transition-standard);
    }
    .review-card:hover {
      border-color: rgba(255, 255, 255, 0.16);
      transform: translateY(-4px);
    }
    .review-stars {
      color: #FBBF24;
      font-size: 14px;
      margin-bottom: 14px;
      display: flex;
      gap: 3px;
    }
    .review-text {
      font-size: 14px;
      color: var(--color-text-body);
      line-height: 1.8;
      margin-bottom: 22px;
    }
    .review-meta {
      font-size: 13px;
      font-weight: 600;
      color: var(--color-text-title);
    }
    .review-org {
      font-size: 12px;
      color: var(--color-text-muted);
      margin-top: 2px;
    }
    .segment-card {
      background: var(--color-bg-surface);
      border: var(--border-card);
      border-radius: var(--radius-lg);
      padding: 32px 26px;
      transition: var(--transition-standard);
    }
    .segment-card:hover {
      border-color: rgba(0, 245, 160, 0.35);
      background: var(--color-bg-card);
    }
    .segment-tag {
      font-size: 12px;
      font-weight: 700;
      color: var(--color-accent);
      text-transform: uppercase;
      margin-bottom: 12px;
      display: inline-block;
    }
    .segment-card h4 {
      font-size: 19px;
      font-weight: 700;
      color: var(--color-text-title);
      margin-bottom: 12px;
    }
    .segment-card p {
      font-size: 13.5px;
      color: var(--color-text-body);
      line-height: 1.75;
      margin-bottom: 18px;
    }
    .segment-features {
      list-style: none;
      border-top: 1px solid rgba(255, 255, 255, 0.06);
      padding-top: 14px;
    }
    .segment-features li {
      font-size: 12.5px;
      color: #94A3B8;
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .segment-features li::before {
      content: '•';
      color: var(--color-accent);
      font-size: 16px;
    }
    .news-card {
      background: var(--color-bg-card);
      border: var(--border-card);
      border-radius: var(--radius-lg);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      transition: var(--transition-standard);
    }
    .news-card:hover {
      transform: translateY(-4px);
      border-color: rgba(255, 255, 255, 0.2);
    }
    .news-thumb {
      height: 190px;
      position: relative;
      overflow: hidden;
    }
    .news-thumb img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }
    .news-card:hover .news-thumb img {
      transform: scale(1.05);
    }
    .news-content {
      padding: 26px;
      display: flex;
      flex-direction: column;
      flex-grow: 1;
    }
    .news-date {
      font-size: 12px;
      color: var(--color-text-muted);
      margin-bottom: 8px;
    }
    .news-content h4 {
      font-size: 17px;
      font-weight: 700;
      color: var(--color-text-title);
      line-height: 1.5;
      margin-bottom: 12px;
    }
    .news-content p {
      font-size: 13px;
      color: var(--color-text-body);
      line-height: 1.75;
      margin-bottom: 20px;
      flex-grow: 1;
    }
    .news-link {
      font-size: 13px;
      font-weight: 600;
      color: var(--color-accent);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .faq-container {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: var(--color-bg-card);
      border: var(--border-card);
      border-radius: var(--radius-md);
      margin-bottom: 16px;
      overflow: hidden;
      transition: var(--transition-standard);
    }
    .faq-item[open] {
      border-color: rgba(0, 245, 160, 0.35);
      background: #141B29;
    }
    .faq-summary {
      padding: 22px 26px;
      font-size: 16px;
      font-weight: 600;
      color: var(--color-text-title);
      cursor: pointer;
      list-style: none;
      display: flex;
      align-items: center;
      justify-content: space-between;
      user-select: none;
    }
    .faq-summary::-webkit-details-marker {
      display: none;
    }
    .faq-icon {
      font-size: 20px;
      color: var(--color-accent);
      transition: transform 0.3s ease;
    }
    .faq-item[open] .faq-icon {
      transform: rotate(45deg);
    }
    .faq-content {
      padding: 0 26px 24px;
      font-size: 14.5px;
      color: var(--color-text-body);
      line-height: 1.85;
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      margin-top: 4px;
      padding-top: 16px;
    }
    .contact-card {
      background: linear-gradient(135deg, #131A27 0%, #0F141F 100%);
      border: 1px solid rgba(0, 245, 160, 0.3);
      border-radius: var(--radius-xl);
      padding: 56px 48px;
      display: grid;
      grid-template-columns: 1.05fr 0.95fr;
      gap: 56px;
      box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7);
    }
    .contact-info h3 {
      font-size: 32px;
      font-weight: 800;
      color: var(--color-text-title);
      line-height: 1.3;
      margin-bottom: 18px;
    }
    .contact-info p {
      font-size: 15px;
      color: var(--color-text-body);
      line-height: 1.85;
      margin-bottom: 32px;
    }
    .contact-bullets {
      list-style: none;
      margin-bottom: 32px;
    }
    .contact-bullets li {
      font-size: 14px;
      color: #CBD5E1;
      margin-bottom: 14px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .contact-bullets li svg {
      color: var(--color-accent);
      flex-shrink: 0;
    }
    .contact-form-box {
      background: rgba(11, 14, 20, 0.7);
      border: var(--border-subtle);
      border-radius: var(--radius-lg);
      padding: 36px 32px;
    }
    .form-group {
      margin-bottom: 18px;
    }
    .form-label {
      display: block;
      font-size: 13px;
      font-weight: 500;
      color: #CBD5E1;
      margin-bottom: 8px;
    }
    .form-control {
      width: 100%;
      height: 46px;
      background: #090C12;
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: var(--radius-sm);
      padding: 0 16px;
      color: var(--color-text-title);
      font-size: 14px;
      outline: none;
      transition: var(--transition-standard);
    }
    .form-control:focus {
      border-color: var(--color-accent);
      box-shadow: 0 0 0 3px rgba(0, 245, 160, 0.15);
    }
    .form-agreement {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 12.5px;
      color: var(--color-text-muted);
      margin: 20px 0 24px;
      line-height: 1.6;
    }
    .form-agreement input {
      margin-top: 3px;
      accent-color: var(--color-accent);
    }
    .site-footer {
      background: #07090D;
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding: 80px 0 40px;
      color: var(--color-text-muted);
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
      gap: 48px;
      margin-bottom: 60px;
    }
    .footer-brand h4 {
      font-size: 18px;
      font-weight: 700;
      color: var(--color-text-title);
      margin-bottom: 16px;
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .footer-mission {
      font-size: 13.5px;
      line-height: 1.8;
      color: var(--color-text-body);
      margin-bottom: 20px;
      max-width: 320px;
    }
    .footer-col h5 {
      font-size: 14px;
      font-weight: 700;
      color: var(--color-text-title);
      margin-bottom: 20px;
      letter-spacing: 0.05em;
    }
    .footer-links {
      list-style: none;
    }
    .footer-links li {
      margin-bottom: 12px;
    }
    .footer-links a {
      font-size: 13px;
      color: var(--color-text-body);
    }
    .footer-links a:hover {
      color: var(--color-accent);
      padding-left: 4px;
    }
    .footer-contact-item {
      font-size: 13px;
      line-height: 1.7;
      margin-bottom: 10px;
      color: var(--color-text-body);
    }
    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.05);
      padding-top: 32px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 12px;
      color: var(--color-text-muted);
    }
    .footer-cert-tags {
      display: flex;
      gap: 16px;
      align-items: center;
    }
    @media (max-width: 1024px) {
      .hero-grid, .arch-card, .case-grid, .contact-card {
        grid-template-columns: 1fr;
        gap: 40px;
      }
      .grid-4 {
        grid-template-columns: repeat(2, 1fr);
      }
      .timeline-steps {
        grid-template-columns: repeat(2, 1fr);
      }
      .timeline-steps::before {
        display: none;
      }
      .metric-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
      }
      .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
      }
    }
    @media (max-width: 768px) {
      .top-bar {
        display: none;
      }
      .nav-links {
        display: none;
      }
      .hero-title {
        font-size: 34px;
      }
      .section-title {
        font-size: 28px;
      }
      .grid-3, .grid-4, .grid-2 {
        grid-template-columns: 1fr;
      }
      .timeline-steps {
        grid-template-columns: 1fr;
      }
      .metric-grid {
        grid-template-columns: 1fr;
      }
      .footer-grid {
        grid-template-columns: 1fr;
      }
      .section-spacing {
        padding-top: 60px;
        padding-bottom: 60px;
      }
      .contact-card, .case-container, .arch-card {
        padding: 32px 20px;
      }
      .hero-assessment-card {
        padding: 24px 18px;
      }
      .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
      }
    }