:root {
    --bg: #04060f;
    --surface: #23133a;
    --card: #1f1232;
    --border: #3a1c63;
    --accent: #883CF0;
    --accent2: #7b5cff;
    --accent3: #af62c8;
    --text: #e8eaf6;
    --muted: #d6d6d6;
  }

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

  html { scroll-behavior: smooth; }

  .agentic-interactive {
    background: #191127;
    color: var(--text);
    overflow-x: hidden;
    cursor: none;
    position: relative;
    height: 100vh;
  }

  /* Custom cursor */
  #cursor {
    position: fixed; top: 0; left: 0; z-index: 2;
    pointer-events: none;
    width: 12px; height: 12px;
    background: var(--accent);
    border-radius: 50%;
    transform: translate(-50%,-50%);
    transition: transform 0.08s ease, width 0.2s, height 0.2s, background 0.2s;
    mix-blend-mode: difference;
  }
  #cursor-ring {
    position: fixed; top: 0; left: 0; z-index: 2;
    pointer-events: none;
    width: 36px; height: 36px;
    border: 1.5px solid #9f00f580;
    border-radius: 50%;
    transform: translate(-50%,-50%);
    transition: transform 0.18s ease;
  }

  /* Canvas background */
  #neural-canvas {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    z-index: 0;
    opacity: 0.35;
  }

  /* NAV */
  .agentic-interactive nav {
    position: sticky; top: 0; left: 0; right: 0;
    z-index: 1;
    display: flex; justify-content: space-between; align-items: center;
    padding: 1.2rem 4rem;
    background: #180f26;
    backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border);
  }
  .nav-logo {
    font-size: 1.35rem; font-weight: 800;
    color: var(--accent);
    text-shadow: 0 0 20px rgba(123, 0, 245, 0.071);
  }
  .nav-logo span { color: var(--text); }
  .nav-links { display: flex; gap: 2.5rem; list-style: none; }
  .nav-links a {
    color: var(--muted); text-decoration: none;
    
    font-size: 0.8rem; 
    transition: color 0.2s;
    cursor: none;
  }
  .nav-links a:hover { color: var(--accent); }
  .nav-cta {
    padding: 0.55rem 1.4rem;
    background: transparent;
    border: 1px solid var(--accent);
    color: var(--accent);
    
    font-size: 0.75rem; 
    cursor: none;
    transition: background 0.2s, box-shadow 0.2s;
  }
  .nav-cta:hover {
    background: #1f1232;
    box-shadow: 0 0 20px #be52e50f;
  }

  /* Sections wrapper */
  main { position: relative; }

  /* HERO */
  #hero {
    min-height: 100vh;
    display: flex; flex-direction: column;
    justify-content: center; align-items: flex-start;
    padding: 10rem 4rem 5rem;
    position: relative;
  }
  .hero-tag {
    
    font-size: 0.75rem; 
    color: var(--accent);
    margin-bottom: 1.5rem;
    display: flex; align-items: center; gap: 0.8rem;
  }
  .hero-tag::before {
    content: '';
    display: block; width: 40px; height: 1px;
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent);
  }
  .hero-h1 {
    font-size: clamp(3.5rem, 8vw, 7.5rem);
    font-weight: 800;
    line-height: 0.95;
    
    margin-bottom: 2rem;
    max-width: 800px;
  }
  .hero-h1 em {
    font-style: normal;
    color: transparent;
    -webkit-text-stroke: 1.5px var(--accent);
    text-shadow: none;
  }
  .hero-h1 .glow-word {
    color: var(--accent);
    text-shadow: 0 0 40px rgba(188, 0, 245, 0.073), 0 0 80px rgba(196, 0, 245, 0.13);
  }
  .hero-sub {
    max-width: 520px;
    
    font-size: 0.9rem;
    color: var(--muted);
    line-height: 1.8;
    margin-bottom: 3rem;
  }
  .hero-btns { display: flex; gap: 1.2rem; flex-wrap: wrap; }
  .btn-primary {
    padding: 0.9rem 2.2rem;
    background: var(--accent);
    color: var(--bg);
    
    font-size: 0.8rem; font-weight: 500;
    
    border: none; cursor: none;
    transition: transform 0.15s, box-shadow 0.2s;
    text-transform: uppercase;
  }
  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px #be52e50f;
  }
  .btn-ghost {
    padding: 0.9rem 2.2rem;
    background: transparent;
    color: var(--text);
    
    font-size: 0.8rem;
    
    border: 1px solid var(--border);
    cursor: none;
    transition: border-color 0.2s, color 0.2s;
    text-transform: uppercase;
  }
  .btn-ghost:hover { border-color: var(--accent2); color: var(--accent2); }

  .hero-stats {
    position: absolute; right: 4rem; bottom: 5rem;
    display: flex; flex-direction: column; gap: 1.5rem;
  }
  .stat-item { text-align: right; }
  .stat-num {
    display: block;
    font-size: 2rem; font-weight: 800;
    color: var(--accent);
    line-height: 1;
    font-variant-numeric: tabular-nums;
  }
  .stat-label {
    
    font-size: 0.7rem; color: var(--muted);
     text-transform: uppercase;
  }

  /* Scroll indicator */
  .scroll-hint {
    position: absolute; bottom: 2rem; left: 4rem;
    
    font-size: 0.7rem; color: var(--muted);
     text-transform: uppercase;
    display: flex; align-items: center; gap: 0.8rem;
  }
  .scroll-hint::after {
    content: '';
    display: block; width: 1px; height: 40px;
    background: linear-gradient(to bottom, var(--muted), transparent);
    animation: scrollLine 2s ease-in-out infinite;
  }
  @keyframes scrollLine {
    0%, 100% { transform: scaleY(1); opacity: 0.6; }
    50% { transform: scaleY(0.5); opacity: 1; }
  }

  /* SECTION WRAPPER */
  section {
    padding: 8rem 4rem;
    position: relative;
  }
  .section-tag {
    
    font-size: 0.7rem; 
    color: var(--accent2);
    text-transform: uppercase;
    margin-bottom: 1rem;
  }
  .section-h2 {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 800;
    
    line-height: 1.05;
    margin-bottom: 1.5rem;
  }
  .divider {
    width: 60px; height: 2px;
    background: linear-gradient(to right, var(--accent), var(--accent2));
    margin-bottom: 3rem;
    box-shadow: 0 0 10px #be52e50f;
  }

  /* WHAT IS AGENTIC AI — with tabs */
  #what {
    background: var(--surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }
  .what-layout {
    display: grid; grid-template-columns: 1fr 1.4fr;
    gap: 6rem; align-items: start;
  }
  .compare-tabs {
    display: flex; gap: 0; margin-bottom: 2rem;
    border: 1px solid var(--border);
  }
  .tab-btn {
    flex: 1; padding: 0.75rem;
    background: transparent;
    border: none;
    
    font-size: 0.75rem; 
    color: var(--muted);
    cursor: none;
    transition: background 0.2s, color 0.2s;
    text-transform: uppercase;
  }
  .tab-btn.active {
    background: var(--accent2);
    color: #fff;
  }
  .tab-content { display: none; }
  .tab-content.active { display: block; }
  .feature-list { list-style: none; }
  .feature-list li {
    display: flex; align-items: flex-start; gap: 1rem;
    padding: 0.9rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem; color: var(--muted);
    line-height: 1.6;
  }
  .feature-list li::before {
    content: '→';
    color: var(--accent); flex-shrink: 0;
    
  }
  .feature-list.agentic li::before { content: '◈'; color: var(--accent); }

  /* WORKFLOW */
  #workflow {
    overflow: hidden;
  }
  .workflow-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    margin-top: 4rem;
    border: 1px solid var(--border);
  }
  .workflow-card {
    padding: 2.5rem 2rem;
    border-right: 1px solid var(--border);
    position: relative;
    overflow: hidden;
    transition: background 0.3s;
  }
  .workflow-card:last-child { border-right: none; }
  .workflow-card::before {
    content: attr(data-num);
    position: absolute;
    top: -0.5rem; right: 1rem;
    font-size: 6rem; font-weight: 800;
    color: #1f1232;
    line-height: 1;
    pointer-events: none;
    transition: color 0.3s;
  }
  .workflow-card:hover { background: var(--card); }
  .workflow-card:hover::before { color: #2a1647; }
  .wf-icon {
    width: 48px; height: 48px;
    margin-bottom: 1.5rem;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem;
    border: 1px solid var(--border);
    transition: border-color 0.3s, box-shadow 0.3s;
  }
  .workflow-card:hover .wf-icon {
    border-color: var(--accent);
    box-shadow: 0 0 15px #2a1647;
  }
  .wf-title {
    font-size: 1.1rem; font-weight: 700;
    margin-bottom: 0.75rem;
  }
  .wf-desc {
    
    font-size: 0.78rem; color: var(--muted);
    line-height: 1.7;
  }
  .wf-connector {
    position: absolute;
    top: 50%; right: -1px;
    width: 1px; height: 40%;
    background: linear-gradient(to bottom, transparent, var(--accent), transparent);
    transform: translateY(-50%);
    opacity: 0;
    transition: opacity 0.3s;
  }
  .workflow-card:hover .wf-connector { opacity: 1; }

  /* AGENTS */
  #agents {
    background: var(--surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }
  .agents-grid {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem; margin-top: 4rem;
  }
  .agent-card {
    background: var(--card);
    border: 1px solid var(--border);
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
    transition: transform 0.25s, box-shadow 0.25s;
    cursor: none;
  }
  .agent-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 60%, #68489572);
    opacity: 0;
    transition: opacity 0.3s;
  }
  .agent-card:hover { transform: translateY(-6px); box-shadow: 0 20px 50px rgba(0,0,0,0.4); }
  .agent-card:hover::after { opacity: 1; }
  .agent-badge {
    display: inline-block;
    
    font-size: 0.65rem; 
    padding: 0.3rem 0.7rem;
    margin-bottom: 1.5rem;
    border: 1px solid;
    text-transform: uppercase;
  }
  .agent-card:nth-child(1) .agent-badge { color: var(--accent); border-color: var(--accent); }
  .agent-card:nth-child(2) .agent-badge { color: var(--accent2); border-color: var(--accent2); }
  .agent-card:nth-child(3) .agent-badge { color: var(--accent3); border-color: var(--accent3); }
  .agent-name { font-size: 1.4rem; font-weight: 700; margin-bottom: 0.75rem; }
  .agent-desc {
    
    font-size: 0.8rem; color: var(--muted);
    line-height: 1.8;
  }
  .agent-glyph {
    position: absolute; bottom: 1.5rem; right: 1.5rem;
    font-size: 3rem; opacity: 0.08;
  }

  /* TOOLS ECOSYSTEM */
  #tools { overflow: hidden; }
  .tools-layout {
    display: grid; grid-template-columns: 1.2fr 1fr;
    gap: 6rem; align-items: start; margin-top: 4rem;
  }
  .tool-category { margin-bottom: 2.5rem; }
  .tool-cat-title {
    
    font-size: 0.7rem;  text-transform: uppercase;
    color: var(--accent2); margin-bottom: 1rem;
  }
  .tool-pills { display: flex; flex-wrap: wrap; gap: 0.6rem; }
  .pill {
    padding: 0.45rem 1rem;
    border: 1px solid var(--border);
    
    font-size: 0.75rem; color: var(--muted);
    transition: border-color 0.2s, color 0.2s, box-shadow 0.2s;
    cursor: none;
  }
  .pill:hover { border-color: var(--accent); color: var(--accent); box-shadow: 0 0 10px #2a1647; }

  /* MEMORY VIZ — interactive */
  .memory-viz {
    background: var(--card);
    border: 1px solid var(--border);
    padding: 2.5rem;
    position: relative;
  }
  .memory-viz h3 {
    
    font-size: 0.75rem; 
    color: var(--accent); text-transform: uppercase;
    margin-bottom: 2rem;
  }
  .mem-layers { display: flex; flex-direction: column; gap: 0; }
  .mem-layer {
    display: flex; align-items: center;
    padding: 1rem 1.2rem;
    border: 1px solid var(--border);
    margin-bottom: -1px;
    cursor: none;
    transition: background 0.2s, border-color 0.2s;
    position: relative;
    z-index: 1;
  }
  .mem-layer:hover { background: #2a1647; border-color: var(--accent); z-index: 1; }
  .mem-bar-wrap {
    flex: 1; height: 4px;
    background: var(--border);
    margin-right: 1.5rem;
    position: relative;
    overflow: visible;
  }
  .mem-bar {
    height: 100%;
    background: linear-gradient(to right, var(--accent), var(--accent2));
    transition: width 1.2s cubic-bezier(0.23, 1, 0.32, 1);
    box-shadow: 0 0 8px #2a1647;
    position: relative;
  }
  .mem-label {
    
    font-size: 0.7rem; color: var(--muted);
    width: 120px; flex-shrink: 0;
  }
  .mem-pct {
    
    font-size: 0.7rem; color: var(--accent);
    width: 36px; text-align: right;
  }

  /* PRICING */
  #pricing {
    background: var(--surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }
  .pricing-grid {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem; margin-top: 4rem;
  }
  .price-card {
    border: 1px solid var(--border);
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
    cursor: none;
    background: var(--card);
  }
  .price-card.featured {
    border-color: var(--accent);
    box-shadow: 0 0 30px #2a1647, inset 0 0 30px #be52e50f;
  }
  .price-card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0,0,0,0.5); }
  .price-card.featured:hover { box-shadow: 0 16px 40px rgba(0,0,0,0.5), 0 0 40px #2a1647; }
  .featured-tag {
    position: absolute; top: 0; right: 2rem;
    background: var(--accent);
    color: var(--bg);
    
    font-size: 0.6rem;  text-transform: uppercase;
    padding: 0.3rem 0.8rem;
  }
  .price-plan {
    
    font-size: 0.7rem;  text-transform: uppercase;
    color: var(--muted); margin-bottom: 0.5rem;
  }
  .price-name { font-size: 1.3rem; font-weight: 700; margin-bottom: 1.5rem; }
  .price-amount {
    display: flex; align-items: baseline; gap: 0.2rem;
    margin-bottom: 2rem;
  }
  .price-dollar { font-size: 1.2rem; color: var(--muted); }
  .price-num { font-size: 3rem; font-weight: 800; color: var(--accent); line-height: 1; }
  .price-period {
    
    font-size: 0.7rem; color: var(--muted);
  }
  .price-features { list-style: none; margin-bottom: 2.5rem; }
  .price-features li {
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--border);
    
    font-size: 0.78rem; color: var(--muted);
    display: flex; align-items: center; gap: 0.7rem;
  }
  .price-features li::before { content: '✓'; color: var(--accent); }
  .price-btn {
    width: 100%; padding: 0.8rem;
    
    font-size: 0.75rem;  text-transform: uppercase;
    cursor: none; transition: all 0.2s;
    border: 1px solid var(--accent);
    background: transparent;
    color: var(--accent);
  }
  .price-card.featured .price-btn {
    background: var(--accent);
    color: var(--bg);
  }
  .price-btn:hover { background: var(--accent); color: var(--bg); }

  /* FAQ */
  #faq {
    max-width: 800px; margin: 0 auto;
    padding: 8rem 4rem;
  }
  .faq-item {
    border-bottom: 1px solid var(--border);
    overflow: hidden;
  }
  .faq-q {
    width: 100%; padding: 1.5rem 0;
    display: flex; justify-content: space-between; align-items: center;
    font-size: 1rem; font-weight: 600;
    color: var(--text);
    background: none; border: none;
    cursor: none; text-align: left;
    gap: 1rem;
  }
  .faq-q:hover { color: var(--accent); }
  .faq-icon {
    width: 24px; height: 24px; flex-shrink: 0;
    border: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem; line-height: 1;
    transition: transform 0.3s, border-color 0.2s, background 0.2s;
    
    color: var(--accent);
  }
  .faq-item.open .faq-icon {
    transform: rotate(45deg);
    border-color: var(--accent);
    background: #291a3e;
  }
  .faq-a {
    max-height: 0; overflow: hidden;
    
    font-size: 0.85rem; color: var(--muted);
    line-height: 1.8;
    transition: max-height 0.4s ease, padding 0.3s;
  }
  .faq-item.open .faq-a { max-height: 200px; padding-bottom: 1.5rem; }

  /* CTA */
  #cta {
    text-align: center;
    padding: 10rem 4rem;
    background: var(--surface);
    border-top: 1px solid var(--border);
    position: relative;
    overflow: hidden;
  }
  #cta::before {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(217, 92, 255, 0.08) 0%, transparent 70%);
    pointer-events: none;
  }
  .cta-h2 {
    font-size: clamp(2.5rem, 5vw, 5rem);
    font-weight: 800;
    
    margin-bottom: 1.5rem;
  }
  .cta-h2 span { color: var(--accent); }
  .cta-sub {
    
    font-size: 0.9rem; color: var(--muted);
    margin-bottom: 3rem;
  }

  /* FOOTER */
  .agentic-interactive footer {
    padding: 3rem 4rem;
    border-top: 1px solid var(--border);
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 1rem;
    position: relative; z-index: 1;
  }
  .footer-logo {
    font-size: 1rem; font-weight: 800;
    color: var(--accent);
  }
  .footer-links { display: flex; gap: 2rem; list-style: none; flex-wrap: wrap; }
  .footer-links a {
    color: var(--muted); text-decoration: none;
    
    font-size: 0.75rem; transition: color 0.2s;
    cursor: none;
  }
  .footer-links a:hover { color: var(--accent); }
  .footer-copy {
    
    font-size: 0.7rem; color: var(--muted);
  }

  /* Glow lines */
  .glow-line {
    position: absolute; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--accent), transparent);
    opacity: 0.2;
  }

  /* Animate on scroll */
  .reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.7s ease, transform 0.7s ease; }
  .reveal.visible { opacity: 1; transform: translateY(0); }

  /* Typing effect */
  .typed-cursor { color: var(--accent); animation: blink 0.8s infinite; }
  @keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

  /* Agent loop display */
  .loop-display {
    background: var(--bg);
    border: 1px solid var(--border);
    
    font-size: 0.78rem;
    padding: 1.5rem;
    color: var(--muted);
    line-height: 2;
    min-height: 200px;
    margin-top: 2rem;
  }
  .loop-line { opacity: 0; transform: translateX(-10px); transition: opacity 0.4s, transform 0.4s; }
  .loop-line.show { opacity: 1; transform: translateX(0); }
  .loop-ok { color: var(--accent); }
  .loop-run { color: var(--accent2); }
  .loop-warn { color: var(--accent3); }


::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: #873cf015; }
::-webkit-scrollbar-thumb { background: #873cf015; border-radius: 3px; }