/* ============================================
       RESET & BASE
       ============================================ */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
      background: #050508;
      color: #fff;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
    }

    a { text-decoration: none; color: inherit; }
    ul { list-style: none; }

    /* ============================================
       HERO
       ============================================ */
    .hero {
      min-height: 100vh;
      position: relative;
      display: flex;
      flex-direction: column;
      overflow: hidden;
    }

    /* Agent Mesh Background */
    .agent-mesh {
      position: absolute;
      inset: 0;
      pointer-events: none;
      z-index: 1;
      overflow: hidden;
      background: #050510;
    }

    .mesh-gradient {
      position: absolute;
      inset: 0;
      background:
        radial-gradient(ellipse 80% 60% at 20% 25%, rgba(25,55,100,0.5) 0%, transparent 60%),
        radial-gradient(ellipse 70% 50% at 85% 35%, rgba(20,65,115,0.45) 0%, transparent 55%),
        radial-gradient(ellipse 60% 45% at 50% 75%, rgba(15,50,95,0.4) 0%, transparent 50%),
        radial-gradient(ellipse 50% 40% at 10% 65%, rgba(20,60,105,0.35) 0%, transparent 50%);
    }

    .mesh-svg {
      position: absolute;
      inset: 0;
      width: 100%;
      height: 100%;
    }

    .mesh-line {
      stroke: rgba(120,180,240,0.5);
      stroke-width: 0.25;
      vector-effect: non-scaling-stroke;
    }

    .mesh-node {
      position: absolute;
      transform: translate(-50%, -50%);
      border-radius: 50%;
      background: rgba(170,210,255,0.9);
      box-shadow: 0 0 4px 1px rgba(80,150,220,0.6), 0 0 12px 4px rgba(80,150,220,0.3), 0 0 24px 8px rgba(80,150,220,0.15);
      animation: nodePulse 3s ease-in-out infinite;
    }

    @keyframes nodePulse {
      0%, 100% { opacity: 0.7; transform: translate(-50%,-50%) scale(1); }
      50% { opacity: 1; transform: translate(-50%,-50%) scale(1.3); }
    }

    /* Traveling pulse along connections */
    .mesh-pulse {
      position: absolute;
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: white;
      box-shadow: 0 0 4px 2px rgba(14,165,233,0.9), 0 0 12px 4px rgba(14,165,233,0.5), 0 0 20px 8px rgba(14,165,233,0.25);
      left: var(--x1);
      top: var(--y1);
      transform: translate(-50%, -50%);
      animation: pulseTravelSmooth 2s linear forwards;
      pointer-events: none;
      z-index: 2;
    }

    @keyframes pulseTravelSmooth {
      0% { left: var(--x1); top: var(--y1); opacity: 0; }
      5% { opacity: 1; }
      95% { opacity: 1; }
      100% { left: var(--x2); top: var(--y2); opacity: 0; }
    }

    /* Nav */
    .nav {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 1.5rem 3rem;
      position: relative;
      z-index: 10;
    }

    .nav-brand {
      display: flex;
      align-items: center;
      gap: 0.6rem;
      font-size: 1.2rem;
      font-weight: 600;
      letter-spacing: -0.02em;
      color: #fff;
    }

    .nav-brand svg { color: #4a90d9; }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }

    .nav-link {
      color: rgba(255,255,255,0.7);
      font-size: 0.9rem;
      padding: 0.5rem 1rem;
      border-radius: 6px;
      transition: color 0.2s;
    }

    .nav-link:hover { color: #fff; }

    .nav-cta {
      background: rgba(74,144,217,0.15);
      border: 1px solid rgba(74,144,217,0.3);
      color: #fff;
      padding: 0.5rem 1rem;
      border-radius: 6px;
      font-size: 0.9rem;
      font-weight: 500;
      transition: all 0.2s;
    }

    .nav-cta:hover {
      background: rgba(74,144,217,0.25);
      border-color: rgba(74,144,217,0.5);
    }

    /* Hero Content */
    .hero-content {
      flex: 1;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      padding: 2rem 2rem 4rem;
      position: relative;
      z-index: 5;
      text-align: center;
    }

    .hero-title {
      font-size: clamp(2.5rem, 5vw, 3.5rem);
      font-weight: 700;
      line-height: 1.1;
      margin: 0 0 1rem;
      letter-spacing: -0.03em;
    }

    .hero-accent { color: #4a90d9; }

    .hero-rotator-line {
      display: block;
      position: relative;
      height: 1.2em;
    }

    .hero-rotator {
      display: block;
      position: relative;
      width: 100%;
      height: 100%;
    }

    .hero-rotator span {
      position: absolute;
      left: 50%;
      top: 0;
      transform: translateX(-50%);
      white-space: nowrap;
      opacity: 0;
      animation: rotateWords 8s forwards;
    }

    .hero-rotator span:first-child { animation: rotateWordsFirst 8s forwards; }
    .hero-rotator span:nth-child(2) { animation-delay: 2s; }
    .hero-rotator span:nth-child(3) { animation-delay: 4s; }
    .hero-rotator span:nth-child(4) { animation-name: rotateWordsLast; animation-delay: 6s; }

    @keyframes rotateWordsFirst { 0%,20% { opacity:1; } 25%,100% { opacity:0; } }
    @keyframes rotateWords { 0%,2% { opacity:0; } 5%,20% { opacity:1; } 25%,100% { opacity:0; } }
    @keyframes rotateWordsLast { 0%,2% { opacity:0; } 5%,100% { opacity:1; } }

    .hero-subtitle {
      font-size: 1.1rem;
      color: rgba(255,255,255,0.6);
      max-width: 640px;
      margin: 0 0 2.5rem;
      line-height: 1.6;
    }

    /* Chrome Window (shared macOS-style window frame) */
    .chrome-window {
      border-radius: 12px;
      overflow: hidden;
      background: #fff;
      border: 1px solid #e5e7eb;
    }

    .chrome-header {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      padding: 0.6rem 0.8rem;
      background: #f8f9fb;
      border-bottom: 1px solid #e5e7eb;
    }

    .chrome-dots { display: flex; gap: 6px; }
    .chrome-dots span { width: 8px; height: 8px; border-radius: 50%; }
    .chrome-dots span:nth-child(1) { background: #ff5f57; }
    .chrome-dots span:nth-child(2) { background: #ffbd2e; }
    .chrome-dots span:nth-child(3) { background: #28ca42; }

    .chrome-title {
      font-size: 0.75rem;
      color: #6b7280;
      font-weight: 500;
    }

    .chrome-body { padding: 1.5rem; }

    /* Hero Demo */
    .hero-demo {
      width: 100%;
      max-width: 700px;
      margin-bottom: 2.5rem;
    }

    .demo-header-title {
      flex: 1;
      text-align: center;
      font-size: 0.8rem;
      color: #9ca3af;
      font-weight: 500;
    }

    .demo-header-spacer { width: 52px; }

    /* ============================================
       CHAT DEMO (mirrors React ChatMessage + ProgressTracker)
       ============================================ */

    /* Chat demo design tokens (inlined to avoid external dependency) */
    :root {
      --color-bg-primary: #ffffff;
      --color-bg-secondary: #f8f9fa;
      --color-bg-tertiary: #f1f3f4;
      --color-text-primary: #202124;
      --color-text-secondary: #5f6368;
      --color-text-tertiary: #80868b;
      --color-text-inverse: #ffffff;
      --color-border-primary: #dadce0;
      --color-border-secondary: #e8eaed;
      --color-accent-primary: #1a73e8;
      --color-accent-secondary: #e8f0fe;
      --color-success: #1e8e3e;
      --font-family-mono: "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, monospace;
      --font-size-xs: 0.75rem;
      --font-size-sm: 0.875rem;
      --font-size-md: 1rem;
      --font-weight-medium: 500;
      --font-weight-semibold: 600;
      --line-height-normal: 1.5;
      --spacing-1: 0.25rem;
      --spacing-2: 0.5rem;
      --spacing-3: 0.75rem;
      --spacing-4: 1rem;
      --spacing-6: 1.5rem;
      --radius-sm: 0.25rem;
      --radius-md: 0.375rem;
      --radius-lg: 0.5rem;
      --radius-xl: 0.75rem;
      --radius-full: 9999px;
    }

    /* Per-window overrides */
    .chat-demo-window {
      box-shadow: 0 0 0 1px rgba(255,255,255,0.05), 0 20px 50px -10px rgba(0,0,0,0.5), 0 0 80px -20px rgba(74,144,217,0.15);
    }
    .chat-demo-body { padding: var(--spacing-6); min-height: 300px; display: flex; flex-direction: column; gap: var(--spacing-4); }
    .chat-ask-window { width: 100%; max-width: 420px; box-shadow: 0 20px 40px -10px rgba(0,0,0,0.3); }
    .chat-ask-body { padding: var(--spacing-4); display: flex; flex-direction: column; gap: var(--spacing-3); }
    .chat-ask-body .chat-progress-secondary { text-align: left; }

    /* User message */
    .chat-user-row { display: flex; justify-content: flex-end; }
    .chat-user-bubble {
      background: var(--color-accent-primary);
      color: var(--color-text-inverse);
      border-radius: var(--radius-lg);
      border-bottom-right-radius: var(--radius-sm);
      padding: var(--spacing-3) var(--spacing-4);
      max-width: 70%;
    }
    .chat-user-role {
      font-size: var(--font-size-xs);
      font-weight: var(--font-weight-medium);
      opacity: 0.85;
      display: block;
      margin-bottom: var(--spacing-1);
    }
    .chat-user-text { margin: 0; font-size: var(--font-size-md); line-height: var(--line-height-normal); }

    /* Assistant message */
    .chat-assistant-row { display: flex; gap: var(--spacing-3); }
    .chat-avatar {
      width: 2rem; height: 2rem;
      border-radius: var(--radius-full);
      background: var(--color-bg-tertiary);
      display: flex; align-items: center; justify-content: center;
      flex-shrink: 0;
      overflow: hidden;
    }
    .chat-avatar img { width: 1.25rem; height: 1.25rem; }
    .chat-assistant-bubble {
      background: var(--color-bg-secondary);
      border-radius: var(--radius-lg);
      border-bottom-left-radius: var(--radius-sm);
      padding: var(--spacing-3) var(--spacing-4);
      min-width: 0;
      flex: 1;
    }
    .chat-assistant-role {
      font-size: var(--font-size-xs);
      color: var(--color-text-secondary);
      font-weight: var(--font-weight-medium);
      display: block;
      margin-bottom: var(--spacing-1);
    }
    .chat-assistant-text {
      margin: 0;
      line-height: var(--line-height-normal);
      color: var(--color-text-primary);
      font-size: var(--font-size-sm);
    }

    /* Progress tracker */
    .chat-progress {
      background: var(--color-bg-secondary);
      border: 1px solid var(--color-border-primary);
      border-radius: var(--radius-xl);
      padding: var(--spacing-3);
    }
    .chat-progress-main {
      display: flex;
      align-items: center;
      gap: var(--spacing-2);
    }
    .chat-progress-spinner {
      width: 16px; height: 16px;
      color: var(--color-accent-primary);
      animation: chat-spin 1s linear infinite;
      flex-shrink: 0;
    }
    .chat-progress-check {
      width: 16px; height: 16px;
      color: var(--color-success);
      flex-shrink: 0;
      display: none;
    }
    .chat-progress-status {
      font-weight: var(--font-weight-medium);
      font-size: var(--font-size-sm);
      color: var(--color-text-primary);
      flex: 1;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }
    .chat-progress-elapsed {
      font-family: var(--font-family-mono);
      font-size: var(--font-size-xs);
      color: var(--color-text-tertiary);
      flex-shrink: 0;
    }
    .chat-progress-secondary { margin-top: var(--spacing-1); text-align: center; }
    .chat-progress-detail {
      font-size: var(--font-size-xs);
      color: var(--color-text-secondary);
    }

    /* Citations */
    .chat-citations {
      margin-top: var(--spacing-4);
      padding-top: var(--spacing-3);
      border-top: 1px solid var(--color-border-secondary);
    }
    .chat-citations-header {
      display: flex;
      align-items: center;
      gap: var(--spacing-2);
      font-size: var(--font-size-sm);
      font-weight: var(--font-weight-medium);
      color: var(--color-text-secondary);
      margin-bottom: var(--spacing-3);
    }
    .chat-citations-header svg { width: 16px; height: 16px; flex-shrink: 0; }
    .chat-citations-list { display: flex; flex-direction: column; gap: var(--spacing-2); }
    .chat-citation {
      display: flex;
      align-items: center;
      gap: var(--spacing-3);
      padding: var(--spacing-3);
      background: var(--color-bg-primary);
      border-radius: var(--radius-md);
      border: 1px solid var(--color-border-secondary);
    }
    .chat-citation-number {
      width: 1.5rem; height: 1.5rem;
      display: flex; align-items: center; justify-content: center;
      background: var(--color-accent-secondary);
      color: var(--color-accent-primary);
      border-radius: var(--radius-sm);
      font-size: var(--font-size-xs);
      font-weight: var(--font-weight-semibold);
      flex-shrink: 0;
    }
    .chat-citation-icon {
      width: 1rem; height: 1rem;
      color: var(--color-text-tertiary);
      flex-shrink: 0;
    }
    .chat-citation-info { flex: 1; min-width: 0; }
    .chat-citation-title {
      font-size: var(--font-size-sm);
      font-weight: var(--font-weight-medium);
      color: var(--color-text-primary);
      display: block;
    }
    .chat-citation-meta {
      font-size: var(--font-size-xs);
      color: var(--color-text-tertiary);
      display: block;
    }
    .chat-relevance-badge {
      display: inline-flex;
      align-items: center;
      font-size: var(--font-size-xs);
      font-weight: var(--font-weight-semibold);
      background: var(--color-accent-secondary);
      color: var(--color-accent-primary);
      padding: 0.15rem 0.5rem;
      border-radius: var(--radius-full);
      flex-shrink: 0;
    }

    /* Animation helpers */
    .chat-hidden { display: none !important; }
    .chat-fade-in { animation: chatFadeIn 0.4s ease forwards; }
    .chat-cursor::after {
      content: '\u258C';
      color: var(--color-accent-primary);
      animation: chatBlink 0.6s step-end infinite;
      margin-left: 1px;
    }

    @keyframes chat-spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
    @keyframes chatFadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
    @keyframes chatBlink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

    /* Hero CTAs */
    .hero-ctas {
      display: flex;
      gap: 1rem;
      align-items: center;
    }

    .cta-primary {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      padding: 0.85rem 1.75rem;
      background: #4a90d9;
      color: #fff;
      font-size: 0.95rem;
      font-weight: 600;
      border-radius: 8px;
      transition: all 0.2s;
      box-shadow: 0 0 20px rgba(74,144,217,0.3);
    }

    .cta-primary:hover { background: #5a9fe8; box-shadow: 0 0 30px rgba(74,144,217,0.4); transform: translateY(-1px); }

    .cta-secondary {
      color: rgba(255,255,255,0.7);
      font-size: 0.95rem;
      padding: 0.85rem 1rem;
      transition: color 0.2s;
    }

    .cta-secondary:hover { color: #fff; }

    /* ============================================
       INTEGRATIONS
       ============================================ */
    .integrations {
      position: relative;
      background: #08080c;
      padding: calc(5rem + 4vw) 2rem 5rem;
    }

    .diagonal-top {
      position: absolute;
      top: 0; left: 0; right: 0;
      height: 6vw;
      background: #08080c;
      clip-path: polygon(0 0, 100% 0, 100% 0%, 0 100%);
    }

    .integrations-content {
      position: relative;
      z-index: 1;
      max-width: 900px;
      margin: 0 auto;
      text-align: center;
    }

    .integrations-label {
      font-size: 0.9rem;
      color: rgba(255,255,255,0.5);
      margin: 0 0 2rem;
      font-weight: 500;
    }

    .integration-logos {
      display: flex;
      justify-content: center;
      flex-wrap: wrap;
      gap: 1rem;
      margin-bottom: 1.5rem;
    }

    .integration-logo {
      width: 48px;
      height: 48px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: rgba(255,255,255,0.4);
      transition: all 0.2s;
    }

    .integration-logo:hover { color: rgba(255,255,255,0.8); transform: scale(1.1); }

    .integrations-sub {
      font-size: 0.85rem;
      color: rgba(255,255,255,0.4);
      margin: 0;
    }

    /* ============================================
       ASK SECTION
       ============================================ */
    .ask-section {
      background: #08080c;
      padding: 6rem 2rem;
    }

    .section-container {
      max-width: 1100px;
      margin: 0 auto;
    }

    .ask-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 4rem;
      align-items: center;
    }

    .section-label {
      display: inline-block;
      font-size: 0.75rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.1em;
      color: #4a90d9;
      margin-bottom: 1rem;
    }

    .section-title {
      font-size: clamp(1.75rem, 3vw, 2.25rem);
      font-weight: 700;
      line-height: 1.2;
      margin: 0 0 1.25rem;
      color: #fff;
      letter-spacing: -0.02em;
    }

    .section-desc {
      font-size: 1rem;
      line-height: 1.7;
      color: rgba(255,255,255,0.6);
      margin: 0 0 1.5rem;
    }

    .example-box {
      background: rgba(255,255,255,0.03);
      border: 1px solid rgba(255,255,255,0.08);
      border-left: 3px solid #4a90d9;
      border-radius: 8px;
      padding: 1rem 1.25rem;
    }

    .example-label {
      font-size: 0.7rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      color: #4a90d9;
      display: block;
      margin-bottom: 0.4rem;
    }

    .example-box p { margin: 0; font-size: 0.95rem; color: rgba(255,255,255,0.8); font-style: italic; }


    /* ============================================
       AUTOMATE SECTION
       ============================================ */
    .automate-section {
      position: relative;
      background: #ffffff;
      padding: calc(6rem + 4vw) 2rem calc(6rem + 4vw);
    }

    .diagonal-transition {
      position: absolute;
      top: 0;
      left: 0; right: 0;
      height: 6vw;
      background: #08080c;
      clip-path: polygon(0 0, 100% 0, 0 100%, 0 0);
    }

    .automate-diagonal-bottom {
      position: absolute;
      bottom: -1px; left: 0; right: 0;
      height: 6vw;
      background: #08080c;
      clip-path: polygon(0 100%, 100% 0%, 100% 100%);
    }

    .automate-grid {
      display: flex;
      flex-direction: column;
      gap: 2.5rem;
      align-items: center;
    }

    .automate-text {
      text-align: center;
      max-width: 650px;
    }

    .section-label-alt {
      display: inline-block;
      font-size: 0.75rem;
      font-weight: 700;
      text-transform: uppercase;
      letter-spacing: 0.1em;
      color: #0ea5e9;
      margin-bottom: 1rem;
    }

    .section-title-dark {
      font-size: clamp(1.75rem, 3vw, 2.25rem);
      font-weight: 700;
      line-height: 1.2;
      margin: 0 0 1.25rem;
      color: #1a1a2e;
      letter-spacing: -0.02em;
    }

    .section-desc-dark {
      font-size: 1rem;
      line-height: 1.7;
      color: #6b7280;
      margin: 0 0 1.5rem;
    }

    .example-box-light {
      background: #f8f9fb;
      border: 1px solid #e5e7eb;
      border-left: 3px solid #0ea5e9;
      border-radius: 8px;
      padding: 1rem 1.25rem;
    }

    .example-label-alt {
      font-size: 0.7rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      color: #0ea5e9;
      display: block;
      margin-bottom: 0.4rem;
    }

    .example-box-light p { margin: 0; font-size: 0.95rem; color: #374151; font-style: italic; }

    /* Workflow Mockup */
    .workflow-window {
      width: 100%;
      max-width: 800px;
      box-shadow: 0 20px 40px -10px rgba(0,0,0,0.1);
    }

    .workflow-body {
      padding: 1.5rem 2rem;
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .workflow-demo-body {
      padding: var(--spacing-6) 2rem;
      display: flex;
      flex-direction: column;
      gap: var(--spacing-4);
    }

    .workflow-response {
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    .workflow-node {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      padding: 0.75rem 1rem;
      background: #fff;
      border: 1px solid #e5e7eb;
      border-radius: 8px;
      width: 100%;
      box-shadow: 0 2px 4px rgba(0,0,0,0.04);
    }

    .workflow-node-tags {
      display: flex;
      gap: 0.35rem;
      margin-left: auto;
      flex-shrink: 0;
    }

    .workflow-tag {
      font-size: 0.6rem;
      font-weight: 600;
      padding: 0.15rem 0.45rem;
      border-radius: 4px;
      background: #f0fdf4;
      color: #16a34a;
      border: 1px solid #bbf7d0;
    }

    .workflow-node-icon {
      width: 32px; height: 32px;
      display: flex; align-items: center; justify-content: center;
      background: #4a90d9;
      border-radius: 6px;
      color: #fff;
      flex-shrink: 0;
    }

    .workflow-node-icon-alt {
      width: 32px; height: 32px;
      display: flex; align-items: center; justify-content: center;
      background: #0ea5e9;
      border-radius: 6px;
      color: #fff;
      flex-shrink: 0;
    }

    .workflow-node-icon-amber {
      width: 32px; height: 32px;
      display: flex; align-items: center; justify-content: center;
      background: #f59e0b;
      border-radius: 6px;
      color: #fff;
      flex-shrink: 0;
    }

    .workflow-node-icon-orange {
      width: 32px; height: 32px;
      display: flex; align-items: center; justify-content: center;
      background: #f97316;
      border-radius: 6px;
      color: #fff;
      flex-shrink: 0;
    }

    .workflow-node-icon-green {
      width: 32px; height: 32px;
      display: flex; align-items: center; justify-content: center;
      background: #16a34a;
      border-radius: 6px;
      color: #fff;
      flex-shrink: 0;
    }

    .workflow-node-type {
      font-size: 0.65rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      color: #9ca3af;
      display: block;
    }

    .workflow-node-name {
      font-size: 0.85rem;
      font-weight: 500;
      color: #1a1a2e;
      display: block;
    }

    .workflow-node-sub {
      font-size: 0.7rem;
      color: #9ca3af;
      display: block;
      margin-top: 0.1rem;
    }

    .workflow-connector {
      width: 2px;
      height: 24px;
      background: #e5e7eb;
      margin: 0.25rem 0;
    }

    /* Wave label */
    .workflow-wave-label {
      display: flex;
      align-items: center;
      gap: 0.4rem;
      font-size: 0.65rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      color: #9ca3af;
      margin-bottom: 0.5rem;
    }

    .workflow-wave-label svg { color: #9ca3af; }

    /* Agent cards (parallel) */
    .workflow-agents {
      display: flex;
      gap: 0.75rem;
      width: 100%;
    }

    .workflow-agent-card {
      flex: 1;
      padding: 0.7rem 0.85rem;
      background: #fff;
      border: 1px solid #e5e7eb;
      border-radius: 8px;
      box-shadow: 0 2px 4px rgba(0,0,0,0.04);
      display: flex;
      flex-direction: column;
      gap: 0.3rem;
    }

    .workflow-agent-header {
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }

    .workflow-agent-icon {
      width: 24px; height: 24px;
      display: flex; align-items: center; justify-content: center;
      background: #4a90d9;
      border-radius: 5px;
      color: #fff;
      flex-shrink: 0;
    }

    .workflow-agent-name {
      font-size: 0.8rem;
      font-weight: 600;
      color: #1a1a2e;
    }

    .workflow-agent-scope {
      font-size: 0.6rem;
      font-weight: 500;
      color: #6b7280;
      background: #f3f4f6;
      padding: 0.1rem 0.4rem;
      border-radius: 3px;
      display: inline-block;
      width: fit-content;
    }

    .workflow-agent-task {
      font-size: 0.7rem;
      color: #6b7280;
      font-style: italic;
      line-height: 1.4;
    }

    /* Convergence node (amber) */
    .workflow-node-convergence {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      padding: 0.75rem 1rem;
      background: #fffbeb;
      border: 1px solid #fde68a;
      border-radius: 8px;
      width: 100%;
    }

    /* Approval node (orange) */
    .workflow-node-approval {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      padding: 0.75rem 1rem;
      background: #fff7ed;
      border: 1px solid #fed7aa;
      border-radius: 8px;
      width: 100%;
    }

    .workflow-approval-badge {
      font-size: 0.6rem;
      font-weight: 600;
      padding: 0.15rem 0.45rem;
      border-radius: 4px;
      background: #fff7ed;
      color: #ea580c;
      border: 1px solid #fed7aa;
      margin-left: auto;
      flex-shrink: 0;
      white-space: nowrap;
    }

    /* Route branches */
    .workflow-branches { display: flex; gap: 0.75rem; width: 100%; }

    .workflow-branch {
      flex: 1;
      padding: 0.6rem 0.8rem;
      background: #f0fdf4;
      border: 1px solid #bbf7d0;
      border-radius: 6px;
      text-align: center;
    }

    .workflow-branch-label {
      font-size: 0.7rem;
      font-weight: 600;
      color: #16a34a;
      display: block;
      margin-bottom: 0.2rem;
    }

    .workflow-branch-action { font-size: 0.75rem; color: #6b7280; }

    /* Guardrails footer */
    .workflow-guardrails {
      display: flex;
      flex-wrap: wrap;
      gap: 0.4rem;
      padding: 0.75rem 2rem;
      background: #f8f9fb;
      border-top: 1px solid #e5e7eb;
      justify-content: center;
    }

    .workflow-guardrail-tag {
      display: inline-flex;
      align-items: center;
      gap: 0.25rem;
      font-size: 0.6rem;
      font-weight: 500;
      color: #6b7280;
      background: #fff;
      border: 1px solid #e5e7eb;
      padding: 0.2rem 0.5rem;
      border-radius: 4px;
    }

    .workflow-guardrail-tag svg { color: #16a34a; flex-shrink: 0; }

    /* ============================================
       WORKFLOW FORM UI (automate section demo)
       ============================================ */
    .wf-form-section {
      display: flex;
      flex-direction: column;
      gap: 1rem;
      transition: opacity 0.4s ease, max-height 0.5s ease;
      overflow: visible;
    }

    .wf-form-section.wf-collapsed {
      opacity: 0;
      max-height: 0 !important;
      overflow: hidden;
    }

    .wf-form-header { display: flex; flex-direction: column; gap: 0.2rem; }
    .wf-form-title { font-size: 0.95rem; font-weight: 600; color: #1a1a2e; }
    .wf-form-hint { font-size: 0.8rem; color: #9ca3af; }

    .wf-textarea-mock {
      background: #fff;
      border: 1px solid #e5e7eb;
      border-radius: 8px;
      padding: 0.85rem 1rem;
      min-height: 72px;
      font-size: 0.875rem;
      line-height: 1.55;
      color: #1f2937;
    }

    .wf-textarea-text { white-space: pre-wrap; }

    .wf-trigger-config {
      background: #f9fafb;
      border: 1px solid #e5e7eb;
      border-radius: 8px;
      padding: 0.85rem 1rem;
    }

    .wf-trigger-label {
      display: block;
      font-size: 0.7rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      color: #9ca3af;
      margin-bottom: 0.5rem;
    }

    .wf-trigger-options { display: flex; gap: 0.5rem; flex-wrap: wrap; }

    .wf-trigger-opt {
      padding: 0.45rem 0.85rem;
      background: #fff;
      border: 1px solid #e5e7eb;
      border-radius: 8px;
      font-size: 0.8rem;
      font-weight: 500;
      color: #6b7280;
      cursor: default;
      transition: border-color 0.2s, background 0.2s, color 0.2s;
    }

    .wf-trigger-opt.wf-trigger-selected {
      border-color: #3b82f6;
      background: rgba(59,130,246,0.1);
      color: #3b82f6;
    }

    .wf-generate-row { display: flex; }

    .wf-generate-btn {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      padding: 0.55rem 1.1rem;
      background: #3b82f6;
      color: #fff;
      border: none;
      border-radius: 8px;
      font-size: 0.85rem;
      font-weight: 600;
      cursor: default;
    }

    .wf-generate-icon-sparkle { display: inline; }
    .wf-generate-icon-spinner { display: none; animation: chat-spin 1s linear infinite; }

    .wf-generate-btn.generating .wf-generate-icon-sparkle { display: none; }
    .wf-generate-btn.generating .wf-generate-icon-spinner { display: inline; }

    .wf-generate-status {
      display: flex;
      flex-direction: column;
      gap: 0.15rem;
      padding-left: 0.15rem;
    }

    .wf-status-text {
      font-size: 0.8rem;
      font-weight: 500;
      color: #1f2937;
    }

    .wf-status-detail {
      font-size: 0.7rem;
      color: #9ca3af;
    }

    .wf-save-footer {
      display: flex;
      justify-content: flex-end;
      gap: 0.75rem;
      padding: 1rem 0 0;
      border-top: 1px solid #e5e7eb;
    }

    .wf-save-btn-draft {
      padding: 0.5rem 1rem;
      background: #fff;
      border: 1px solid #e5e7eb;
      border-radius: 8px;
      font-size: 0.8rem;
      font-weight: 500;
      color: #6b7280;
      cursor: default;
    }

    .wf-save-btn-activate {
      padding: 0.5rem 1rem;
      background: #16a34a;
      border: none;
      border-radius: 8px;
      font-size: 0.8rem;
      font-weight: 600;
      color: #fff;
      cursor: default;
    }

    /* ============================================
       DATA & KNOWLEDGE
       ============================================ */
    .data-knowledge {
      background: #08080c;
      padding: 5rem 2rem;
    }

    .data-knowledge .section-label {
      display: block;
      text-align: center;
    }

    .data-knowledge .section-title {
      text-align: center;
    }

    .data-knowledge .section-desc {
      text-align: center;
      max-width: 650px;
      margin: 0 auto 3rem;
    }

    .dk-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.5rem;
      max-width: 1000px;
      margin: 0 auto 2.5rem;
    }

    .dk-card {
      background: rgba(255,255,255,0.02);
      border: 1px solid rgba(255,255,255,0.06);
      border-radius: 12px;
      padding: 1.75rem;
      transition: border-color 0.2s;
    }

    .dk-card:hover {
      border-color: rgba(255,255,255,0.12);
    }

    .dk-card-icon {
      width: 40px;
      height: 40px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: rgba(74,144,217,0.15);
      border-radius: 8px;
      color: #4a90d9;
      margin-bottom: 1rem;
    }

    .dk-card-icon-blue {
      width: 40px;
      height: 40px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: rgba(14,165,233,0.15);
      border-radius: 8px;
      color: #0ea5e9;
      margin-bottom: 1rem;
    }

    .dk-card-icon-green {
      width: 40px;
      height: 40px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: rgba(22,163,106,0.15);
      border-radius: 8px;
      color: #16a34a;
      margin-bottom: 1rem;
    }

    .dk-card-title {
      font-size: 1rem;
      font-weight: 600;
      color: #fff;
      margin: 0 0 0.5rem;
    }

    .dk-card-desc {
      font-size: 0.9rem;
      line-height: 1.6;
      color: rgba(255,255,255,0.55);
      margin: 0;
    }

    .dk-guarantees {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
      justify-content: center;
      max-width: 1000px;
      margin: 0 auto;
    }

    .dk-guarantee-tag {
      display: inline-flex;
      align-items: center;
      gap: 0.3rem;
      font-size: 0.7rem;
      font-weight: 500;
      color: rgba(255,255,255,0.55);
      background: rgba(255,255,255,0.03);
      border: 1px solid rgba(255,255,255,0.08);
      padding: 0.3rem 0.7rem;
      border-radius: 4px;
    }

    .dk-guarantee-tag svg {
      color: #16a34a;
      flex-shrink: 0;
    }

    /* ============================================
       TRUST & SECURITY
       ============================================ */
    .trust-security {
      position: relative;
      background: #050508;
      padding: calc(5rem + 4vw) 2rem calc(5rem + 4vw);
      margin-bottom: -1px;
    }

    .trust-diagonal-top {
      position: absolute;
      top: 0; left: 0; right: 0;
      height: 6vw;
      background: #08080c;
      clip-path: polygon(0 0, 100% 0, 100% 0%, 0 100%);
    }

    .trust-diagonal-bottom {
      position: absolute;
      bottom: -1px; left: 0; right: 0;
      height: 6vw;
      background: #f8f9fb;
      clip-path: polygon(0 100%, 100% 0%, 100% 100%);
    }

    .trust-header {
      position: relative;
      z-index: 1;
      text-align: center;
      margin-bottom: 3rem;
    }

    .trust-header .section-label {
      display: block;
      text-align: center;
    }

    .trust-header .section-title {
      text-align: center;
    }

    .trust-header .section-desc {
      max-width: 600px;
      margin: 0 auto;
    }

    .trust-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.5rem;
      max-width: 1000px;
      margin: 0 auto;
    }

    .trust-item {
      background: rgba(255,255,255,0.02);
      border: 1px solid rgba(255,255,255,0.06);
      border-radius: 12px;
      padding: 1.75rem;
      transition: border-color 0.2s;
    }

    .trust-item:hover {
      border-color: rgba(255,255,255,0.12);
    }

    .trust-item-icon {
      width: 40px;
      height: 40px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: rgba(74,144,217,0.15);
      border-radius: 8px;
      color: #4a90d9;
      margin-bottom: 1rem;
    }

    .trust-item-title {
      font-size: 1rem;
      font-weight: 600;
      color: #fff;
      margin: 0 0 0.5rem;
    }

    .trust-item-desc {
      font-size: 0.9rem;
      line-height: 1.6;
      color: rgba(255,255,255,0.55);
      margin: 0;
    }

    .trust-cta {
      position: relative;
      z-index: 1;
      text-align: center;
      margin-top: 2.5rem;
    }

    .trust-cta-link {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      color: rgba(255,255,255,0.6);
      font-size: 0.95rem;
      text-decoration: none;
      transition: color 0.2s;
    }

    .trust-cta-link:hover { color: #fff; }

    .trust-cta-link svg { transition: transform 0.2s; }

    .trust-cta-link:hover svg { transform: translateX(3px); }

    /* ============================================
       PRICING
       ============================================ */
    .pricing {
      background: #f8f9fb;
      padding: 6rem 2rem;
    }

    .pricing-title {
      font-size: 1.75rem;
      font-weight: 700;
      text-align: center;
      margin: 0 0 0.75rem;
      color: #1a1a2e;
      letter-spacing: -0.02em;
    }

    .pricing-subtitle {
      font-size: 1rem;
      color: #6b7280;
      text-align: center;
      margin: 0 auto 2.5rem;
      max-width: 550px;
    }

    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 1.5rem;
      max-width: 1000px;
      margin: 0 auto;
    }

    .pricing-card {
      background: #fff;
      border: 1px solid #e5e7eb;
      border-radius: 12px;
      padding: 2rem;
      position: relative;
      display: flex;
      flex-direction: column;
    }

    .pricing-card h3 { font-size: 1.1rem; font-weight: 600; margin: 0 0 0.5rem; color: #1a1a2e; }

    .pricing-amount { font-size: 2.25rem; font-weight: 700; color: #1a1a2e; margin-bottom: 0.25rem; }
    .pricing-amount span { font-size: 1rem; font-weight: 500; color: #6b7280; }

    .pricing-card-desc { font-size: 0.85rem; color: #6b7280; margin: 0 0 1rem; }

    .pricing-included {
      font-size: 0.7rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.05em;
      color: #9ca3af;
      margin: 0 0 0.25rem;
    }

    .pricing-card li { padding: 0.35rem 0; color: #6b7280; font-size: 0.9rem; }
    .pricing-card li::before { content: "\2713"; color: #28ca42; margin-right: 0.5rem; font-weight: 600; }

    .pricing-card ul { margin-bottom: 1.25rem; }

    /* BYOK Box */
    .pricing-byok {
      background: #f0fdf4;
      border: 1px solid #bbf7d0;
      border-radius: 8px;
      padding: 0.85rem 1rem;
      margin-bottom: 1.25rem;
    }

    .pricing-byok-header {
      margin-bottom: 0.35rem;
    }

    .pricing-byok-label {
      font-size: 0.75rem;
      font-weight: 600;
      color: #16a34a;
      text-transform: uppercase;
      letter-spacing: 0.03em;
    }

    .pricing-byok-save {
      font-size: 0.7rem;
      font-weight: 600;
      color: #16a34a;
      background: rgba(22,163,106,0.1);
      padding: 0.15rem 0.5rem;
      border-radius: 10px;
    }

    .pricing-byok-price {
      font-size: 1.1rem;
      font-weight: 700;
      color: #1a1a2e;
      margin-bottom: 0.2rem;
    }

    .pricing-byok-price span { font-size: 0.8rem; font-weight: 500; color: #6b7280; }

    .pricing-byok-detail {
      font-size: 0.8rem;
      color: #6b7280;
      margin: 0;
    }

    .pricing-byok-detail strong { color: #16a34a; font-weight: 600; }

    .pricing-byok-savings {
      display: block;
      width: fit-content;
      margin: 0.4rem auto 0;
      font-size: 0.7rem;
      font-weight: 600;
      color: #16a34a;
      background: rgba(22,163,106,0.1);
      padding: 0.2rem 0.6rem;
      border-radius: 10px;
    }

    /* Pro BYOK box variant */
    .pricing-card-pro .pricing-byok {
      background: rgba(22,163,106,0.08);
      border-color: rgba(22,163,106,0.25);
    }

    .pricing-card-pro .pricing-byok-price { color: #fff; }
    .pricing-card-pro .pricing-byok-detail { color: rgba(255,255,255,0.6); }
    .pricing-card-pro .pricing-byok-detail strong { color: #4ade80; }
    .pricing-card-pro .pricing-byok-savings { color: #4ade80; background: rgba(74,222,128,0.1); }

    /* Enterprise BYOK */
    .pricing-byok-enterprise {
      background: #f8f9fb;
      border: 1px solid #e5e7eb;
      border-radius: 8px;
      padding: 0.85rem 1rem;
      margin-bottom: 1.25rem;
    }

    .pricing-byok-enterprise .pricing-byok-label { color: #4a90d9; }

    .pricing-byok-enterprise p {
      font-size: 0.8rem;
      color: #6b7280;
      margin: 0.25rem 0 0;
    }

    .pricing-cta {
      display: block;
      text-align: center;
      padding: 0.7rem 1.25rem;
      background: #fff;
      border: 1px solid #e5e7eb;
      border-radius: 6px;
      color: #1a1a2e;
      font-size: 0.9rem;
      font-weight: 500;
      transition: all 0.2s;
      margin-top: auto;
    }

    .pricing-cta:hover { background: #f8f9fb; border-color: #d1d5db; }

    /* Pro Card */
    .pricing-card-pro {
      background: #0a0a14;
      border-color: rgba(74,144,217,0.3);
      transform: scale(1.03);
      box-shadow: 0 20px 40px -10px rgba(0,0,0,0.2);
    }

    .pricing-card-pro h3,
    .pricing-card-pro .pricing-amount { color: #fff; }
    .pricing-card-pro .pricing-amount span { color: rgba(255,255,255,0.6); }
    .pricing-card-pro li { color: rgba(255,255,255,0.7); }
    .pricing-card-pro .pricing-card-desc { color: rgba(255,255,255,0.6); }
    .pricing-card-pro .pricing-included { color: rgba(255,255,255,0.4); }

    .pricing-badge {
      position: absolute;
      top: -10px;
      left: 50%;
      transform: translateX(-50%);
      background: #4a90d9;
      color: #fff;
      font-size: 0.7rem;
      font-weight: 600;
      padding: 0.3rem 0.9rem;
      border-radius: 20px;
      text-transform: uppercase;
      letter-spacing: 0.05em;
    }

    .pricing-cta-pro {
      display: block;
      text-align: center;
      padding: 0.7rem 1.25rem;
      background: #4a90d9;
      border-radius: 6px;
      color: #fff;
      font-size: 0.9rem;
      font-weight: 500;
      transition: all 0.2s;
      margin-top: auto;
    }

    .pricing-cta-pro:hover { background: #5a9fe8; }

    /* ============================================
       FINAL CTA
       ============================================ */
    .final-cta {
      position: relative;
      background: #050508;
      padding: 6rem 2rem;
      text-align: center;
      overflow: hidden;
    }

    .final-cta .agent-mesh { opacity: 0.7; }

    .final-cta-content { position: relative; z-index: 1; }

    .final-cta h2 { font-size: 1.75rem; font-weight: 700; margin: 0 0 0.75rem; letter-spacing: -0.02em; }
    .final-cta p { font-size: 1rem; color: rgba(255,255,255,0.6); margin: 0 0 2rem; }

    .final-cta-button {
      display: inline-flex;
      align-items: center;
      gap: 0.5rem;
      padding: 0.9rem 2rem;
      background: #4a90d9;
      color: #fff;
      font-size: 1rem;
      font-weight: 600;
      border-radius: 8px;
      transition: all 0.2s;
      box-shadow: 0 0 30px rgba(74,144,217,0.3);
    }

    .final-cta-button:hover { background: #5a9fe8; box-shadow: 0 0 40px rgba(74,144,217,0.4); transform: translateY(-2px); }

    /* ============================================
       FOOTER
       ============================================ */
    .footer {
      background: #050508;
      padding: 2rem;
      border-top: 1px solid rgba(255,255,255,0.05);
    }

    .footer-content {
      max-width: 1100px;
      margin: 0 auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 1rem;
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      font-weight: 600;
      font-size: 0.95rem;
    }

    .footer-brand svg { color: #4a90d9; }

    .footer-columns { display: flex; gap: 7rem; }
    .footer-col { display: flex; flex-direction: column; gap: 0.4rem; }
    .footer-col-heading { font-size: 0.75rem; font-weight: 600; color: rgba(255,255,255,0.35); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.2rem; }
    .footer-col a { color: rgba(255,255,255,0.5); font-size: 0.85rem; transition: color 0.2s; }
    .footer-col a:hover { color: #fff; }

    .footer-copy { font-size: 0.8rem; color: rgba(255,255,255,0.4); }

    /* ============================================
       HERO TRUST SIGNALS
       ============================================ */
    .hero-trust-signals {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 0.5rem;
      margin-bottom: 2rem;
      max-width: 700px;
      width: 100%;
    }

    .hero-trust-pill {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      font-size: 0.75rem;
      font-weight: 500;
      color: rgba(255,255,255,0.6);
      background: rgba(255,255,255,0.06);
      border: 1px solid rgba(255,255,255,0.12);
      padding: 0.35rem 0.75rem;
      border-radius: 20px;
      white-space: nowrap;
    }

    .hero-trust-pill svg { flex-shrink: 0; }

    /* ============================================
       MARQUEE (INTEGRATIONS)
       ============================================ */
    .marquee-category {
      font-size: 0.7rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.08em;
      color: rgba(255,255,255,0.35);
      margin: 0 0 0.5rem;
    }

    .marquee-row {
      overflow: hidden;
      margin-bottom: 1rem;
    }

    .marquee-track {
      display: flex;
      gap: 2.5rem;
      width: max-content;
    }

    .marquee-track-ltr { animation: marquee-ltr 40s linear infinite; }
    .marquee-track-rtl { animation: marquee-rtl 40s linear infinite; }

    @keyframes marquee-ltr { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
    @keyframes marquee-rtl { 0% { transform: translateX(-50%); } 100% { transform: translateX(0); } }

    .marquee-item {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      flex-shrink: 0;
    }

    .marquee-item svg { width: 24px; height: 24px; }

    .marquee-label {
      font-size: 0.8rem;
      font-weight: 500;
      color: rgba(255,255,255,0.6);
      white-space: nowrap;
    }

    .marquee-row:hover .marquee-track { animation-play-state: paused; }

    /* Enterprise extensibility callout */
    .integrations-extend {
      margin-top: 2.5rem;
      padding-top: 2rem;
      border-top: 1px solid rgba(255,255,255,0.06);
    }

    .integrations-extend-title {
      font-size: clamp(1.25rem, 2.5vw, 1.5rem);
      font-weight: 700;
      color: #fff;
      margin: 0 0 0.75rem;
      letter-spacing: -0.01em;
    }

    .integrations-extend-desc {
      font-size: 0.95rem;
      line-height: 1.7;
      color: rgba(255,255,255,0.55);
      margin: 0 0 2rem;
      max-width: 620px;
      margin-left: auto;
      margin-right: auto;
    }

    .integrations-extend-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.25rem;
      max-width: 900px;
      margin: 0 auto;
    }

    .extend-card {
      background: rgba(255,255,255,0.02);
      border: 1px solid rgba(255,255,255,0.06);
      border-radius: 12px;
      padding: 1.5rem;
      text-align: left;
      transition: border-color 0.2s;
    }

    .extend-card:hover {
      border-color: rgba(255,255,255,0.12);
    }

    .extend-card-icon {
      width: 36px;
      height: 36px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: rgba(74,144,217,0.15);
      border-radius: 8px;
      color: #4a90d9;
      margin-bottom: 0.75rem;
    }

    .extend-card-icon-purple {
      background: rgba(139,92,246,0.15);
      color: #8b5cf6;
    }

    .extend-card-icon-green {
      background: rgba(16,185,129,0.15);
      color: #10b981;
    }

    .extend-card-icon-amber {
      background: rgba(245,158,11,0.15);
      color: #f59e0b;
    }

    .extend-card-title {
      font-size: 0.9rem;
      font-weight: 600;
      color: #fff;
      margin: 0 0 0.4rem;
    }

    .extend-card-desc {
      font-size: 0.8rem;
      line-height: 1.55;
      color: rgba(255,255,255,0.45);
      margin: 0;
    }

    /* ============================================
       MODEL AGNOSTIC
       ============================================ */
    .model-agnostic {
      position: relative;
      background: #08080c;
      padding: 5rem 2rem;
      text-align: center;
    }

    .model-agnostic .section-label { display: block; text-align: center; }
    .model-agnostic .section-title { text-align: center; }
    .model-agnostic .section-desc { text-align: center; max-width: 600px; margin: 0 auto 2rem; }

    .ma-models {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 0.6rem;
      margin-bottom: 2.5rem;
    }

    .ma-model-tag {
      display: inline-block;
      font-size: 0.85rem;
      font-weight: 600;
      color: #fff;
      background: rgba(74,144,217,0.15);
      border: 1px solid rgba(74,144,217,0.3);
      padding: 0.4rem 1rem;
      border-radius: 20px;
    }

    .ma-model-tag-alt {
      background: rgba(255,255,255,0.04);
      border-color: rgba(255,255,255,0.15);
      color: rgba(255,255,255,0.7);
      font-style: italic;
    }

    .ma-guarantees {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 1rem;
      max-width: 800px;
      margin: 0 auto;
    }

    .ma-guarantee {
      display: flex;
      align-items: center;
      gap: 0.4rem;
      font-size: 0.85rem;
      color: rgba(255,255,255,0.6);
    }

    .ma-guarantee svg { flex-shrink: 0; }

    /* ============================================
       WHY THALLUS
       ============================================ */
    .why-thallus {
      background: #f8f9fb;
      padding: 0 2rem 4rem;
    }

    .why-thallus .section-label-alt {
      display: block;
      text-align: center;
    }

    .wt-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.25rem;
      max-width: 1000px;
      margin: 1.5rem auto 0;
    }

    .wt-card {
      background: #fff;
      border: 1px solid #e5e7eb;
      border-radius: 10px;
      padding: 1.5rem;
    }

    .wt-card-title {
      font-size: 0.9rem;
      font-weight: 600;
      color: #1a1a2e;
      margin: 0 0 0.5rem;
    }

    .wt-card-desc {
      font-size: 0.85rem;
      line-height: 1.6;
      color: #6b7280;
      margin: 0;
    }

    /* ============================================
       RESPONSIVE
       ============================================ */
    @media (max-width: 900px) {
      .ask-grid { grid-template-columns: 1fr; gap: 3rem; }
      .pricing-grid { grid-template-columns: 1fr; max-width: 400px; }
      .pricing-card-pro { transform: none; }
      .workflow-agents { flex-direction: column; }
      .workflow-window { max-width: 100%; }
      .dk-grid { grid-template-columns: 1fr; max-width: 480px; margin-left: auto; margin-right: auto; }
      .trust-grid { grid-template-columns: repeat(2, 1fr); }
      .wt-grid { grid-template-columns: repeat(2, 1fr); }
      .integrations-extend-grid { grid-template-columns: repeat(2, 1fr); }
    }

    @media (max-width: 768px) {
      /* Nav */
      .nav { padding: 1rem 1.5rem; }

      /* Hero title — shrink rotator to prevent overflow */
      .hero-content { padding: 1.5rem 1rem 2rem; }
      .hero-title { font-size: 1.75rem; margin-bottom: 0.75rem; }
      .hero-accent { font-size: 0.85em; }
      .hero-subtitle { margin-bottom: 1.5rem; font-size: 0.95rem; }

      /* Chat demo — compact for mobile */
      .hero-demo { margin-bottom: 1.5rem; }
      .chat-demo-body { padding: var(--spacing-3); min-height: auto; }
      .chat-ask-body { padding: var(--spacing-3); }
      .chat-user-bubble { font-size: var(--font-size-sm); padding: var(--spacing-2) var(--spacing-3); }
      .chat-assistant-bubble { padding: var(--spacing-2) var(--spacing-3); }
      .chat-assistant-text { font-size: var(--font-size-sm); }
      .chat-progress { padding: var(--spacing-2); }
      .chat-progress-status { font-size: var(--font-size-xs); }
      .chat-citation { padding: var(--spacing-2); }
      .chat-citation-title { font-size: var(--font-size-xs); }
      .chat-citation-meta { font-size: 0.65rem; }
      .workflow-demo-body { padding: var(--spacing-3) var(--spacing-4); }

      /* CTAs */
      .hero-ctas { flex-direction: column; width: 100%; gap: 0.5rem; }
      .cta-primary { width: 100%; justify-content: center; }
      .cta-secondary { width: 100%; text-align: center; padding: 0.5rem 1rem; }

      /* Sections */
      .ask-section, .automate-section, .pricing, .final-cta { padding: 4rem 1.5rem; }
      .automate-section { padding-top: calc(4rem + 4vw); padding-bottom: calc(4rem + 4vw); }
      .data-knowledge { padding: 3rem 1.5rem; }
      .trust-security { padding: calc(3rem + 4vw) 1.5rem calc(3rem + 4vw); }
      .trust-grid { grid-template-columns: 1fr; }
      .model-agnostic { padding: 3rem 1.5rem; }
      .why-thallus { padding: 0 1.5rem 3rem; }
      .wt-grid { grid-template-columns: 1fr; }
      .hero-trust-signals { flex-direction: column; align-items: center; }
      .ma-guarantees { flex-direction: column; align-items: center; }

      /* Footer */
      .footer-content { flex-direction: column; text-align: center; gap: 1.5rem; }
      .footer-columns { flex-direction: column; align-items: center; gap: 1.5rem; }
    }

    @media (prefers-reduced-motion: reduce) {
      .agent-mesh { display: none; }
      .hero-rotator span { animation: none !important; opacity: 0; }
      .hero-rotator span:last-child { opacity: 1; }
      .marquee-track-ltr, .marquee-track-rtl { animation: none; }
    }

    /* SVG icon sizing */
    .icon-sm { width: 14px; height: 14px; }
    .icon-md { width: 16px; height: 16px; }
    .icon-lg { width: 24px; height: 24px; }
    .icon-xl { width: 28px; height: 28px; }

/* ============================================
   LEGAL PAGES
   ============================================ */
.legal-page { background: #050508; min-height: 100vh; }
.legal-container { max-width: 800px; margin: 0 auto; padding: 2rem 2rem 6rem; }
.legal-container h1 { font-size: 2rem; font-weight: 700; margin: 2rem 0 0.5rem; color: #fff; }
.legal-date { font-size: 0.85rem; color: rgba(255,255,255,0.5); margin-bottom: 2rem; }
.legal-content { color: rgba(255,255,255,0.8); line-height: 1.8; }
.legal-content h2 { font-size: 1.4rem; color: #fff; margin: 2.5rem 0 1rem; }
.legal-content h3 { font-size: 1.15rem; color: #fff; margin: 2rem 0 0.75rem; }
.legal-content p { margin: 0 0 1rem; }
.legal-content ul, .legal-content ol { margin: 0 0 1rem 1.5rem; list-style: initial; }
.legal-content li { margin: 0.3rem 0; color: rgba(255,255,255,0.7); }
.legal-content a { color: #4a90d9; text-decoration: underline; }

/* ============================================
   404 PAGE
   ============================================ */
.error-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
.error-page::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 30% 40%, rgba(25,55,100,0.4) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 75% 55%, rgba(20,65,115,0.3) 0%, transparent 55%);
  pointer-events: none;
}
.error-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem;
  position: relative;
  z-index: 1;
}
.error-code {
  font-size: clamp(6rem, 15vw, 12rem);
  font-weight: 800;
  line-height: 1;
  margin: 0;
  background: linear-gradient(180deg, rgba(74,144,217,0.35) 0%, rgba(74,144,217,0.1) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  user-select: none;
}
.error-heading {
  font-size: 1.75rem;
  font-weight: 700;
  color: #fff;
  margin: 0.75rem 0 0;
}
.error-message {
  color: rgba(255,255,255,0.55);
  font-size: 1.05rem;
  max-width: 460px;
  line-height: 1.7;
  margin: 1rem 0 2.5rem;
}
.error-actions {
  display: flex;
  gap: 1rem;
}
.error-btn-primary {
  display: inline-flex;
  align-items: center;
  padding: 0.8rem 2rem;
  background: #4a90d9;
  color: #fff;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s;
  box-shadow: 0 0 20px rgba(74,144,217,0.3);
}
.error-btn-primary:hover {
  background: #5a9fe8;
  box-shadow: 0 0 30px rgba(74,144,217,0.4);
  transform: translateY(-1px);
}
.error-btn-secondary {
  display: inline-flex;
  align-items: center;
  padding: 0.8rem 2rem;
  border: 1px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.6);
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.95rem;
  transition: all 0.2s;
}
.error-btn-secondary:hover {
  border-color: rgba(255,255,255,0.4);
  color: #fff;
  background: rgba(255,255,255,0.05);
}

/* ============================================
   CONTACT MODAL
   ============================================ */
.contact-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.contact-overlay.active { display: flex; }

.contact-modal {
  position: relative;
  width: 90%;
  max-width: 480px;
  background: #0a0a14;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  padding: 2rem;
  max-height: 90vh;
  overflow-y: auto;
}

.contact-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: rgba(255,255,255,0.5);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  padding: 0.25rem;
  transition: color 0.2s;
}

.contact-close:hover { color: #fff; }

.contact-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.5rem;
}

.contact-subtitle {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.5);
  margin: 0 0 1.5rem;
  line-height: 1.5;
}

.contact-field { margin-bottom: 1rem; }

.contact-field label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  margin-bottom: 0.35rem;
}

.contact-field input,
.contact-field textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  color: #fff;
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color 0.2s;
  outline: none;
}

.contact-field input:focus,
.contact-field textarea:focus {
  border-color: #4a90d9;
}

.contact-field textarea { resize: vertical; min-height: 100px; }

.contact-honeypot { position: absolute; left: -9999px; }

.contact-status {
  font-size: 0.85rem;
  margin-bottom: 0.75rem;
  line-height: 1.4;
  min-height: 0;
}

.contact-status.success { color: #28ca42; }
.contact-status.error { color: #ef4444; }

.contact-submit {
  width: 100%;
  padding: 0.75rem 1.5rem;
  background: #4a90d9;
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s;
}

.contact-submit:hover { background: #5a9fe8; }
.contact-submit:disabled { opacity: 0.6; cursor: not-allowed; }

@media (max-width: 768px) {
  .contact-modal { padding: 1.5rem; }
  .error-heading { font-size: 1.35rem; }
  .error-message { font-size: 0.95rem; }
  .error-actions { flex-direction: column; width: 100%; max-width: 280px; }
  .error-btn-primary, .error-btn-secondary { justify-content: center; }
}