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

    :root {
      --c-bg: #020409;
      --c-bg2: #040810;
      --c-surface: #080e1a;
      --c-border: rgba(99,179,237,0.12);
      --c-border2: rgba(99,179,237,0.06);
      --c-cyan: #00d4ff;
      --c-blue: #3b82f6;
      --c-violet: #7c3aed;
      --c-pink: #ec4899;
      --c-lime: #84cc16;
      --c-text: #e2e8f0;
      --c-muted: #64748b;
      --c-dim: #1e293b;
      --grad-hero: linear-gradient(135deg, #00d4ff 0%, #3b82f6 40%, #7c3aed 100%);
      --grad-card: linear-gradient(135deg, rgba(0,212,255,0.08) 0%, rgba(124,58,237,0.08) 100%);
      --font-display: 'Plus Jakarta Sans', system-ui, sans-serif;
      --font-body: 'Inter', system-ui, sans-serif;
      --font-mono: 'JetBrains Mono', 'Courier New', monospace;
    }

    html { scroll-behavior: smooth; }

    body {
      background: var(--c-bg);
      color: var(--c-text);
      font-family: var(--font-body);
      font-size: 16px;
      line-height: 1.6;
      overflow-x: hidden;
    }

    /* ── SCROLLBAR ── */
    ::-webkit-scrollbar { width: 4px; }
    ::-webkit-scrollbar-track { background: var(--c-bg); }
    ::-webkit-scrollbar-thumb { background: var(--c-cyan); border-radius: 2px; }

    /* ── CANVAS BACKGROUND ── */
    #neural-canvas {
      position: fixed;
      top: 0; left: 0;
      width: 100%; height: 100%;
      z-index: 0;
      pointer-events: none;
      opacity: 0.35;
    }

    /* ── GRID OVERLAY ── */
    .grid-overlay {
      position: fixed;
      inset: 0;
      z-index: 0;
      pointer-events: none;
      background-image:
        linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
      background-size: 60px 60px;
    }

    /* ── LAYOUT ── */
    .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; position: relative; z-index: 2; }

    section { position: relative; z-index: 2; }

    /* ── NAV ── */
    nav {
      position: fixed;
      top: 0; left: 0; right: 0;
      z-index: 100;
      padding: 18px 0;
      transition: background 0.4s, backdrop-filter 0.4s;
    }

    nav.scrolled {
      background: rgba(2,4,9,0.85);
      backdrop-filter: blur(20px);
      border-bottom: 1px solid var(--c-border);
    }

    .nav-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 24px;
    }

    .logo {
      font-family: var(--font-display);
      font-weight: 700;
      font-size: 18px;
      background: var(--grad-hero);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      letter-spacing: -0.5px;
    }

    .logo span { font-weight: 300; opacity: 0.7; }

    .nav-links {
      display: flex;
      gap: 36px;
      list-style: none;
    }

    .nav-links a {
      color: var(--c-muted);
      text-decoration: none;
      font-size: 14px;
      font-weight: 500;
      letter-spacing: 0.05em;
      text-transform: uppercase;
      transition: color 0.2s;
    }

    .nav-links a:hover { color: var(--c-cyan); }

    .nav-cta {
      display: flex;
      align-items: center;
      gap: 8px;
      background: transparent;
      border: 1px solid var(--c-cyan);
      color: var(--c-cyan) !important;
      padding: 8px 20px;
      border-radius: 4px;
      font-size: 13px !important;
      font-weight: 600 !important;
      transition: background 0.2s, color 0.2s !important;
    }

    .nav-cta:hover {
      background: var(--c-cyan) !important;
      color: var(--c-bg) !important;
    }

    /* ── HERO ── */
    .hero {
      min-height: 100vh;
      display: flex;
      align-items: center;
      padding: 120px 0 80px;
      position: relative;
      overflow: hidden;
    }

    .hero-bg-orb {
      position: absolute;
      border-radius: 50%;
      filter: blur(80px);
      pointer-events: none;
    }

    .orb-1 {
      width: 600px; height: 600px;
      background: radial-gradient(circle, rgba(254, 254, 254, 0.15) 0%, transparent 70%);
      top: -100px; left: -200px;
    }

    .orb-2 {
      width: 500px; height: 500px;
      background: radial-gradient(circle, rgba(124,58,237,0.2) 0%, transparent 70%);
      bottom: -50px; right: -100px;
    }

    .orb-3 {
      width: 300px; height: 300px;
      background: radial-gradient(circle, rgba(59,130,246,0.12) 0%, transparent 70%);
      top: 40%; left: 40%;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 80px;
      align-items: center;
    }

    .hero-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(0,212,255,0.08);
      border: 1px solid rgba(0,212,255,0.2);
      border-radius: 100px;
      padding: 6px 14px;
      font-family: var(--font-mono);
      font-size: 11px;
      color: var(--c-cyan);
      letter-spacing: 0.1em;
      text-transform: uppercase;
      margin-bottom: 28px;
    }

    .hero-tag .dot {
      width: 6px; height: 6px;
      background: var(--c-cyan);
      border-radius: 50%;
      animation: pulse-dot 2s ease-in-out infinite;
    }

    @keyframes pulse-dot {
      0%, 100% { opacity: 1; transform: scale(1); }
      50% { opacity: 0.4; transform: scale(0.6); }
    }

    .hero-headline {
      font-family: var(--font-display);
      font-size: clamp(34px, 4vw, 58px);
      font-weight: 700;
      line-height: 1.05;
      letter-spacing: -0.5px;
      margin-bottom: 24px;
    }

    .hero-headline .line-plain { color: var(--c-text); display: block; }

    .hero-headline .line-grad {
      display: block;
      background: var(--grad-hero);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }

    .hero-sub {
      font-size: 16px;
      color: var(--c-muted);
      line-height: 1.75;
      max-width: 480px;
      margin-bottom: 40px;
    }

    .hero-actions {
      display: flex;
      gap: 16px;
      align-items: center;
      flex-wrap: wrap;
    }

    .btn-primary {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      background: var(--grad-hero);
      color: #fff;
      font-family: var(--font-body);
      font-weight: 700;
      font-size: 15px;
      padding: 14px 28px;
      border-radius: 6px;
      text-decoration: none;
      border: none;
      cursor: pointer;
      position: relative;
      overflow: hidden;
      transition: transform 0.2s, box-shadow 0.2s;
      box-shadow: 0 0 40px rgba(0,212,255,0.25);
    }

    .btn-primary::after {
      content: '';
      position: absolute;
      inset: 0;
      background: rgba(255,255,255,0.12);
      opacity: 0;
      transition: opacity 0.2s;
    }

    .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 60px rgba(0,212,255,0.4); }
    .btn-primary:hover::after { opacity: 1; }

    .btn-ghost {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--c-text);
      font-weight: 500;
      font-size: 15px;
      text-decoration: none;
      padding: 14px 4px;
      border: none;
      background: none;
      cursor: pointer;
      transition: color 0.2s;
    }

    .btn-ghost:hover { color: var(--c-cyan); }

    .btn-ghost .arrow {
      transition: transform 0.2s;
      display: inline-block;
    }

    .btn-ghost:hover .arrow { transform: translateX(4px); }

    .hero-stats {
      display: flex;
      gap: 32px;
      margin-top: 56px;
      padding-top: 40px;
      border-top: 1px solid var(--c-border);
    }

    .stat-item { }

    .stat-number {
      font-family: var(--font-display);
      font-size: 26px;
      font-weight: 700;
      background: var(--grad-hero);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      line-height: 1;
    }

    .stat-label {
      font-size: 12px;
      color: var(--c-muted);
      text-transform: uppercase;
      letter-spacing: 0.08em;
      margin-top: 6px;
    }

    /* ── HERO VISUAL ── */
    .hero-visual {
      position: relative;
      height: 520px;
    }

    .perspective-box {
      position: absolute;
      inset: 0;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .ai-core {
      position: relative;
      width: 300px;
      height: 300px;
    }

    .ring {
      position: absolute;
      border-radius: 50%;
      border: 1px solid;
      top: 50%; left: 50%;
      transform: translate(-50%, -50%);
    }

    .ring-1 {
      width: 300px; height: 300px;
      border-color: rgba(0,212,255,0.3);
      animation: spin-slow 20s linear infinite;
    }

    .ring-2 {
      width: 220px; height: 220px;
      border-color: rgba(124,58,237,0.4);
      animation: spin-slow 14s linear infinite reverse;
    }

    .ring-3 {
      width: 140px; height: 140px;
      border-color: rgba(59,130,246,0.5);
      animation: spin-slow 8s linear infinite;
    }

    .ring::before {
      content: '';
      position: absolute;
      width: 8px; height: 8px;
      background: var(--c-cyan);
      border-radius: 50%;
      top: -4px; left: 50%;
      transform: translateX(-50%);
      box-shadow: 0 0 12px var(--c-cyan);
    }

    .ring-2::before { background: var(--c-violet); box-shadow: 0 0 12px var(--c-violet); }
    .ring-3::before { background: var(--c-blue); box-shadow: 0 0 12px var(--c-blue); }

    @keyframes spin-slow {
      from { transform: translate(-50%, -50%) rotate(0deg); }
      to { transform: translate(-50%, -50%) rotate(360deg); }
    }

    .core-center {
      position: absolute;
      top: 50%; left: 50%;
      transform: translate(-50%, -50%);
      width: 80px; height: 80px;
      background: radial-gradient(circle, rgba(255, 255, 255, 0.4), rgba(124,58,237,0.4));
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: var(--font-mono);
      font-size: 11px;
      color: var(--c-cyan);
      animation: pulse-core 3s ease-in-out infinite;
      border: 1px solid rgba(0,212,255,0.4);
    }

    @keyframes pulse-core {
      0%, 100% { box-shadow: 0 0 20px rgba(0,212,255,0.3), 0 0 60px rgba(0,212,255,0.1); }
      50% { box-shadow: 0 0 40px rgba(0,212,255,0.6), 0 0 100px rgba(0,212,255,0.2); }
    }

    /* Floating cards around core */
    .float-card {
      position: absolute;
      background: rgba(8,14,26,0.9);
      border: 1px solid var(--c-border);
      border-radius: 10px;
      padding: 12px 16px;
      backdrop-filter: blur(10px);
      font-size: 12px;
      white-space: nowrap;
    }

    .float-card-label {
      font-family: var(--font-mono);
      font-size: 10px;
      color: var(--c-muted);
      text-transform: uppercase;
      letter-spacing: 0.1em;
      margin-bottom: 4px;
    }

    .float-card-value {
      font-family: var(--font-display);
      font-size: 18px;
      font-weight: 700;
      color: var(--c-cyan);
    }

    .fc-1 { top: 30px; left: -60px; animation: float-1 4s ease-in-out infinite; }
    .fc-2 { top: 30px; right: -60px; animation: float-2 5s ease-in-out infinite; }
    .fc-3 { bottom: 60px; left: -40px; animation: float-3 4.5s ease-in-out infinite; }
    .fc-4 { bottom: 40px; right: -50px; animation: float-4 3.5s ease-in-out infinite; }

    @keyframes float-1 { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-10px)} }
    @keyframes float-2 { 0%,100%{transform:translateY(0)} 50%{transform:translateY(8px)} }
    @keyframes float-3 { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-6px)} }
    @keyframes float-4 { 0%,100%{transform:translateY(0)} 50%{transform:translateY(12px)} }

    /* ── LOGOS / TRUST BAR ── */
    .trust-bar {
      padding: 48px 0;
      border-top: 1px solid var(--c-border2);
      border-bottom: 1px solid var(--c-border2);
    }

    .trust-label {
      text-align: center;
      font-family: var(--font-mono);
      font-size: 11px;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: var(--c-muted);
      margin-bottom: 28px;
    }

    .trust-logos {
      display: flex;
      justify-content: center;
      gap: 48px;
      flex-wrap: wrap;
      align-items: center;
    }

    .trust-logo {
      font-family: var(--font-display);
      font-size: 18px;
      font-weight: 700;
      color: var(--c-dim);
      letter-spacing: -0.5px;
      transition: color 0.2s;
    }

    .trust-logo:hover { color: var(--c-muted); }

    /* ── SECTION HEADER ── */
    .section-header {
      text-align: center;
      margin-bottom: 64px;
    }

    .section-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      font-family: var(--font-mono);
      font-size: 11px;
      letter-spacing: 0.15em;
      text-transform: uppercase;
      color: var(--c-cyan);
      margin-bottom: 16px;
    }

    .section-tag::before, .section-tag::after {
      content: '';
      height: 1px;
      width: 24px;
      background: var(--c-cyan);
      opacity: 0.4;
    }

    .section-title {
      font-family: var(--font-display);
      font-size: clamp(24px, 3vw, 40px);
      font-weight: 700;
      letter-spacing: -0.3px;
      line-height: 1.15;
      margin-bottom: 16px;
    }

    .section-title .accent {
      background: var(--grad-hero);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }

    .section-sub {
      font-size: 15px;
      color: var(--c-muted);
      max-width: 560px;
      margin: 0 auto;
      line-height: 1.7;
    }

    /* ── SERVICES ── */
    .services { padding: 100px 0; }

    .services-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 20px;
    }

    .service-card {
      background: var(--grad-card);
      border: 1px solid var(--c-border);
      border-radius: 16px;
      padding: 36px;
      position: relative;
      overflow: hidden;
      transition: transform 0.3s, border-color 0.3s;
      cursor: default;
    }

    .service-card::before {
      content: '';
      position: absolute;
      top: 0; left: 0; right: 0;
      height: 1px;
      background: linear-gradient(90deg, transparent, var(--c-cyan), transparent);
      opacity: 0;
      transition: opacity 0.3s;
    }

    .service-card:hover { transform: translateY(-4px); border-color: rgba(0,212,255,0.3); }
    .service-card:hover::before { opacity: 1; }

    .service-card.featured {
      grid-column: span 2;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 40px;
      align-items: center;
    }

    .service-number {
      font-family: var(--font-mono);
      font-size: 11px;
      color: var(--c-cyan);
      letter-spacing: 0.1em;
      margin-bottom: 20px;
      opacity: 0.6;
    }

    .service-icon {
      width: 48px; height: 48px;
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      margin-bottom: 20px;
    }

    .si-cyan { background: rgba(0,212,255,0.1); border: 1px solid rgba(0,212,255,0.2); }
    .si-violet { background: rgba(124,58,237,0.1); border: 1px solid rgba(124,58,237,0.2); }
    .si-blue { background: rgba(59,130,246,0.1); border: 1px solid rgba(59,130,246,0.2); }
    .si-pink { background: rgba(236,72,153,0.1); border: 1px solid rgba(236,72,153,0.2); }

    .service-title {
      font-family: var(--font-display);
      font-size: 18px;
      font-weight: 600;
      margin-bottom: 12px;
      letter-spacing: 0;
    }

    .service-desc {
      color: var(--c-muted);
      font-size: 15px;
      line-height: 1.7;
    }

    .service-bullets {
      margin-top: 20px;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .service-bullet {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 14px;
      color: var(--c-muted);
    }

    .bullet-dot {
      width: 6px; height: 6px;
      background: var(--c-cyan);
      border-radius: 50%;
      flex-shrink: 0;
    }

    .service-visual {
      position: relative;
    }

    .code-block {
      background: rgba(0,0,0,0.5);
      border: 1px solid var(--c-border);
      border-radius: 10px;
      padding: 20px 24px;
      font-family: var(--font-mono);
      font-size: 12px;
      line-height: 1.8;
      color: var(--c-muted);
    }

    .code-line .kw { color: var(--c-violet); }
    .code-line .fn { color: var(--c-cyan); }
    .code-line .str { color: var(--c-lime); }
    .code-line .num { color: var(--c-pink); }
    .code-line .cm { color: #475569; }

    /* ── HOW IT WORKS ── */
    .how { padding: 100px 0; }

    .steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 0;
      position: relative;
    }

    .steps-grid::before {
      content: '';
      position: absolute;
      top: 36px;
      left: 12.5%;
      right: 12.5%;
      height: 1px;
      background: linear-gradient(90deg, transparent, var(--c-cyan), var(--c-violet), transparent);
      opacity: 0.3;
    }

    .step {
      text-align: center;
      padding: 0 16px;
      position: relative;
    }

    .step-num-wrap {
      display: flex;
      justify-content: center;
      margin-bottom: 24px;
    }

    .step-num {
      width: 56px; height: 56px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: var(--font-display);
      font-size: 16px;
      font-weight: 600;
      position: relative;
      z-index: 1;
    }

    .step:nth-child(1) .step-num {
      background: rgba(0,212,255,0.1);
      border: 2px solid rgba(0,212,255,0.4);
      color: var(--c-cyan);
      box-shadow: 0 0 30px rgba(0,212,255,0.2);
    }

    .step:nth-child(2) .step-num {
      background: rgba(59,130,246,0.1);
      border: 2px solid rgba(59,130,246,0.4);
      color: var(--c-blue);
      box-shadow: 0 0 30px rgba(59,130,246,0.2);
    }

    .step:nth-child(3) .step-num {
      background: rgba(124,58,237,0.1);
      border: 2px solid rgba(124,58,237,0.4);
      color: var(--c-violet);
      box-shadow: 0 0 30px rgba(124,58,237,0.2);
    }

    .step:nth-child(4) .step-num {
      background: rgba(236,72,153,0.1);
      border: 2px solid rgba(236,72,153,0.4);
      color: var(--c-pink);
      box-shadow: 0 0 30px rgba(236,72,153,0.2);
    }

    .step-title {
      font-family: var(--font-display);
      font-size: 15px;
      font-weight: 600;
      margin-bottom: 10px;
    }

    .step-desc {
      font-size: 14px;
      color: var(--c-muted);
      line-height: 1.7;
    }

    /* ── PRICING ── */
    .pricing { padding: 100px 0; }

    .pricing-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
      align-items: start;
    }

    .price-card {
      background: var(--c-surface);
      border: 1px solid var(--c-border);
      border-radius: 20px;
      padding: 36px;
      position: relative;
      overflow: hidden;
      transition: transform 0.3s, border-color 0.3s;
    }

    .price-card:hover { transform: translateY(-6px); }

    .price-card.popular {
      border-color: rgba(0,212,255,0.4);
      background: linear-gradient(160deg, rgba(0,212,255,0.06), rgba(124,58,237,0.06));
    }

    .price-card.popular::after {
      content: '';
      position: absolute;
      inset: 0;
      border-radius: 20px;
      padding: 1px;
      background: var(--grad-hero);
      -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
      mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
      -webkit-mask-composite: xor;
      mask-composite: exclude;
      pointer-events: none;
    }

    .popular-badge {
      display: inline-block;
      background: var(--grad-hero);
      color: #fff;
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      padding: 4px 12px;
      border-radius: 100px;
      margin-bottom: 20px;
    }

    .price-tier {
      font-family: var(--font-mono);
      font-size: 12px;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--c-cyan);
      margin-bottom: 12px;
    }

    .price-name {
      font-family: var(--font-display);
      font-size: 20px;
      font-weight: 700;
      letter-spacing: 0;
      margin-bottom: 8px;
    }

    .price-desc {
      font-size: 14px;
      color: var(--c-muted);
      margin-bottom: 28px;
      line-height: 1.6;
    }

    .price-amount {
      display: flex;
      align-items: baseline;
      gap: 4px;
      margin-bottom: 8px;
    }

    .price-currency {
      font-size: 20px;
      color: var(--c-muted);
      font-weight: 300;
    }

    .price-num {
      font-family: var(--font-display);
      font-size: 40px;
      font-weight: 700;
      background: var(--grad-hero);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      letter-spacing: -1px;
    }

    .price-cycle {
      font-size: 13px;
      color: var(--c-muted);
    }

    .price-divider {
      height: 1px;
      background: var(--c-border);
      margin-bottom: 24px;
    }

    .price-features {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
      margin-bottom: 32px;
    }

    .price-feat {
      display: flex;
      align-items: flex-start;
      gap: 10px;
      font-size: 14px;
      color: var(--c-muted);
    }

    .feat-check {
      color: var(--c-cyan);
      font-size: 14px;
      flex-shrink: 0;
      margin-top: 2px;
    }

    .price-btn {
      display: block;
      text-align: center;
      padding: 14px;
      border-radius: 8px;
      font-weight: 700;
      font-size: 14px;
      text-decoration: none;
      transition: all 0.2s;
      letter-spacing: 0.03em;
    }

    .price-btn-outline {
      border: 1px solid var(--c-border);
      color: var(--c-text);
    }

    .price-btn-outline:hover {
      border-color: var(--c-cyan);
      color: var(--c-cyan);
    }

    .price-btn-solid {
      background: var(--grad-hero);
      color: #fff;
      box-shadow: 0 0 30px rgba(0,212,255,0.2);
    }

    .price-btn-solid:hover {
      box-shadow: 0 0 50px rgba(0,212,255,0.4);
      transform: translateY(-1px);
    }

    /* ── TESTIMONIALS ── */
    .testimonials { padding: 100px 0; }

    .testi-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .testi-card {
      background: var(--c-surface);
      border: 1px solid var(--c-border);
      border-radius: 16px;
      padding: 32px;
      transition: transform 0.3s, border-color 0.3s;
    }

    .testi-card:hover { transform: translateY(-4px); border-color: rgba(0,212,255,0.2); }

    .testi-stars {
      display: flex;
      gap: 4px;
      margin-bottom: 20px;
      color: #fbbf24;
      font-size: 14px;
    }

    .testi-quote {
      font-size: 15px;
      line-height: 1.7;
      color: var(--c-text);
      margin-bottom: 24px;
      font-style: italic;
    }

    .testi-quote::before { content: '"'; color: var(--c-cyan); font-size: 24px; line-height: 0; vertical-align: -6px; margin-right: 4px; }
    .testi-quote::after { content: '"'; color: var(--c-cyan); font-size: 24px; line-height: 0; vertical-align: -6px; margin-left: 4px; }

    .testi-author {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .testi-avatar {
      width: 40px; height: 40px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: var(--font-display);
      font-weight: 700;
      font-size: 15px;
      color: #fff;
      flex-shrink: 0;
    }

    .av-1 { background: linear-gradient(135deg, var(--c-cyan), var(--c-blue)); }
    .av-2 { background: linear-gradient(135deg, var(--c-violet), var(--c-pink)); }
    .av-3 { background: linear-gradient(135deg, var(--c-blue), var(--c-violet)); }

    .testi-name {
      font-weight: 600;
      font-size: 14px;
    }

    .testi-role {
      font-size: 12px;
      color: var(--c-muted);
      font-family: var(--font-mono);
    }

    /* ── CTA BANNER ── */
    .cta-section {
      padding: 100px 0;
    }

    .cta-inner {
      position: relative;
      background: linear-gradient(135deg, rgba(0,212,255,0.08) 0%, rgba(124,58,237,0.12) 100%);
      border: 1px solid rgba(0,212,255,0.2);
      border-radius: 24px;
      padding: 80px 60px;
      text-align: center;
      overflow: hidden;
    }

    .cta-inner::before {
      content: '';
      position: absolute;
      top: -1px; left: 20%; right: 20%;
      height: 1px;
      background: var(--grad-hero);
    }

    .cta-inner::after {
      content: '';
      position: absolute;
      bottom: -80px; right: -80px;
      width: 300px; height: 300px;
      background: radial-gradient(circle, rgba(124,58,237,0.2), transparent 70%);
      pointer-events: none;
    }

    .cta-glow {
      position: absolute;
      top: -80px; left: -80px;
      width: 300px; height: 300px;
      background: radial-gradient(circle, rgba(0,212,255,0.15), transparent 70%);
      pointer-events: none;
    }

    .cta-headline {
      font-family: var(--font-display);
      font-size: clamp(26px, 3vw, 44px);
      font-weight: 700;
      letter-spacing: -0.3px;
      line-height: 1.15;
      margin-bottom: 20px;
      position: relative;
      z-index: 1;
    }

    .cta-sub {
      font-size: 18px;
      color: var(--c-muted);
      max-width: 480px;
      margin: 0 auto 40px;
      line-height: 1.7;
      position: relative;
      z-index: 1;
    }

    .cta-actions {
      display: flex;
      justify-content: center;
      gap: 16px;
      flex-wrap: wrap;
      position: relative;
      z-index: 1;
    }

    .cta-contact {
      margin-top: 32px;
      font-size: 14px;
      color: var(--c-muted);
      position: relative;
      z-index: 1;
    }

    .cta-contact a { color: var(--c-cyan); text-decoration: none; }
    .cta-contact a:hover { text-decoration: underline; }

    /* ── FOOTER ── */
    footer {
      padding: 60px 0 32px;
      border-top: 1px solid var(--c-border);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 48px;
      margin-bottom: 48px;
    }

    .footer-brand .logo { display: block; margin-bottom: 16px; font-size: 24px; }

    .footer-tagline {
      font-size: 14px;
      color: var(--c-muted);
      line-height: 1.7;
      margin-bottom: 24px;
    }

    .footer-social {
      display: flex;
      gap: 12px;
    }

    .social-btn {
      width: 36px; height: 36px;
      border-radius: 8px;
      border: 1px solid var(--c-border);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 15px;
      color: var(--c-muted);
      text-decoration: none;
      transition: border-color 0.2s, color 0.2s, background 0.2s;
    }

    .social-btn:hover {
      border-color: var(--c-cyan);
      color: var(--c-cyan);
      background: rgba(0,212,255,0.08);
    }

    .footer-col-title {
      font-family: var(--font-display);
      font-size: 14px;
      font-weight: 700;
      letter-spacing: 0.05em;
      text-transform: uppercase;
      margin-bottom: 20px;
      color: var(--c-text);
    }

    .footer-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .footer-links a {
      color: var(--c-muted);
      text-decoration: none;
      font-size: 14px;
      transition: color 0.2s;
    }

    .footer-links a:hover { color: var(--c-cyan); }

    .footer-bottom {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding-top: 32px;
      border-top: 1px solid var(--c-border2);
    }

    .footer-copy {
      font-size: 13px;
      color: var(--c-muted);
      font-family: var(--font-mono);
    }

    .footer-legal {
      display: flex;
      gap: 24px;
    }

    .footer-legal a {
      font-size: 13px;
      color: var(--c-muted);
      text-decoration: none;
      font-family: var(--font-mono);
    }

    .footer-legal a:hover { color: var(--c-cyan); }

    /* ── ANIMATIONS ── */
    .reveal {
      opacity: 0;
      transform: translateY(24px);
      transition: opacity 0.6s ease, transform 0.6s ease;
    }

    .reveal.visible {
      opacity: 1;
      transform: translateY(0);
    }

    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }

    /* ── HAMBURGER BUTTON ── */
    .nav-hamburger {
      display: none;
      flex-direction: column;
      gap: 5px;
      cursor: pointer;
      padding: 6px;
      background: none;
      border: none;
      z-index: 200;
    }

    .nav-hamburger span {
      display: block;
      width: 22px;
      height: 2px;
      background: var(--c-cyan);
      border-radius: 2px;
      transition: transform 0.3s, opacity 0.3s;
    }

    .nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .nav-hamburger.open span:nth-child(2) { opacity: 0; }
    .nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    /* ── MOBILE DRAWER ── */
    .mobile-menu {
      display: none;
      position: fixed;
      inset: 0;
      z-index: 150;
      background: rgba(2,4,9,0.97);
      backdrop-filter: blur(20px);
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 32px;
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.3s;
    }

    .mobile-menu.open {
      opacity: 1;
      pointer-events: all;
    }

    .mobile-menu a {
      font-family: var(--font-display);
      font-size: 32px;
      font-weight: 800;
      color: var(--c-text);
      text-decoration: none;
      letter-spacing: -1px;
      transition: color 0.2s;
    }

    .mobile-menu a:hover { color: var(--c-cyan); }

    .mobile-menu .mobile-cta {
      font-size: 18px;
      background: var(--grad-hero);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }

    /* ── TABLET (≤900px) ── */
    @media (max-width: 900px) {
      .nav-links { display: none; }
      .nav-hamburger { display: flex; }

      .hero-grid { grid-template-columns: 1fr; gap: 48px; }
      .hero-visual { height: 300px; }

      .services-grid { grid-template-columns: 1fr; }
      .service-card.featured { grid-column: auto; grid-template-columns: 1fr; }

      .steps-grid { grid-template-columns: repeat(2, 1fr); gap: 40px; }
      .steps-grid::before { display: none; }

      .pricing-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }

      .testi-grid { grid-template-columns: 1fr; }

      .metrics-grid { grid-template-columns: repeat(2, 1fr); }

      .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }

      .hero-stats { gap: 20px; }

      .cta-inner { padding: 48px 28px; }
    }

    /* ── MOBILE (≤480px) ── */
    @media (max-width: 480px) {
      .container { padding: 0 16px; }

      /* Nav */
      .logo { font-size: 18px; }

      /* Hero */
      .hero { padding: 100px 0 60px; }
      .hero-headline {
        font-size: clamp(28px, 8vw, 40px);
        letter-spacing: 0;
      }
      .hero-sub { font-size: 16px; }
      .hero-visual { display: none; }  /* hide rotating AI core on tiny screens */
      .hero-stats {
        flex-wrap: wrap;
        gap: 16px;
        padding-top: 28px;
        margin-top: 36px;
      }
      .stat-item { min-width: 80px; }
      .stat-number { font-size: 26px; }
      .persp-grid { display: none; }

      /* Ticker */
      .ticker-wrap { padding: 10px 0; }

      /* Metrics */
      .metrics { padding: 48px 0; }
      .metrics-grid { grid-template-columns: repeat(2, 1fr); }
      .metric-value { font-size: 26px; }
      .metric-item { padding: 24px 16px; }

      /* Services */
      .services { padding: 64px 0; }
      .service-card { padding: 24px; }
      .service-card.featured { grid-template-columns: 1fr; }
      .code-block { display: none; }  /* hide code block on tiny screens */
      .section-title { letter-spacing: -0.5px; }

      /* How */
      .how { padding: 64px 0; }
      .steps-grid { grid-template-columns: 1fr; gap: 32px; }

      /* Pricing */
      .pricing { padding: 64px 0; }
      .pricing-grid { max-width: 100%; }
      .price-card { padding: 24px; }
      .price-num { font-size: 40px; }

      /* Testimonials */
      .testimonials { padding: 64px 0; }
      .testi-card { padding: 24px; }

      /* CTA */
      .cta-section { padding: 64px 0; }
      .cta-inner { padding: 40px 20px; border-radius: 16px; }
      .cta-headline { font-size: clamp(22px, 7vw, 30px); letter-spacing: 0; }
      .cta-sub { font-size: 15px; }
      .cta-actions { flex-direction: column; align-items: stretch; text-align: center; }
      .btn-primary, .btn-ghost { justify-content: center; width: 100%; }

      /* Footer */
      footer { padding: 48px 0 24px; }
      .footer-grid { grid-template-columns: 1fr; gap: 28px; }
      .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
      .footer-legal { justify-content: center; }
    }

    /* ── VERY SMALL (≤360px) ── */
    @media (max-width: 360px) {
      .hero-headline { font-size: 26px; }
      .metrics-grid { grid-template-columns: 1fr; }
      .hero-actions { flex-direction: column; align-items: stretch; }
      .btn-primary, .btn-ghost { justify-content: center; }
    }

    /* ── PERSPECTIVE GRID FLOOR ── */
    .persp-grid {
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      height: 280px;
      overflow: hidden;
      pointer-events: none;
      z-index: 1;
    }

    .persp-grid svg {
      width: 100%;
      height: 100%;
    }

    /* ── TICKER ── */
    .ticker-wrap {
      overflow: hidden;
      padding: 14px 0;
      background: rgba(0,212,255,0.04);
      border-top: 1px solid var(--c-border2);
      border-bottom: 1px solid var(--c-border2);
    }

    .ticker-track {
      display: flex;
      gap: 48px;
      animation: ticker 24s linear infinite;
      width: max-content;
    }

    .ticker-item {
      font-family: var(--font-mono);
      font-size: 12px;
      color: var(--c-muted);
      letter-spacing: 0.08em;
      text-transform: uppercase;
      white-space: nowrap;
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .ticker-sep { color: var(--c-cyan); opacity: 0.5; }

    @keyframes ticker {
      from { transform: translateX(0); }
      to { transform: translateX(-50%); }
    }

    /* ── METRICS STRIP ── */
    .metrics { padding: 80px 0; }

    .metrics-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1px;
      background: var(--c-border);
      border: 1px solid var(--c-border);
      border-radius: 16px;
      overflow: hidden;
    }

    .metric-item {
      background: var(--c-surface);
      padding: 36px 32px;
      text-align: center;
    }

    .metric-value {
      font-family: var(--font-display);
      font-size: 36px;
      font-weight: 700;
      letter-spacing: -1px;
      background: var(--grad-hero);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      line-height: 1;
      margin-bottom: 8px;
    }

    .metric-label {
      font-size: 13px;
      color: var(--c-muted);
      letter-spacing: 0.05em;
    }
    /* ── SKIP LINK (Accessibility) ── */
    .skip-link {
      position: absolute;
      top: -100px;
      left: 16px;
      background: var(--c-cyan);
      color: var(--c-bg);
      font-weight: 700;
      font-size: 14px;
      padding: 12px 20px;
      border-radius: 0 0 8px 8px;
      z-index: 9999;
      text-decoration: none;
      transition: top 0.2s;
    }

    .skip-link:focus { top: 0; }

    /* ── MOBILE TOUCH TARGETS ── */
    .nav-links a,
    .nav-cta,
    .price-btn,
    .btn-primary,
    .btn-ghost,
    .footer-links a,
    .social-btn {
      min-height: 44px;
      min-width: 44px;
    }

    .social-btn {
      width: 44px;
      height: 44px;
    }

    /* ── FAQ SECTION ── */
    .faq-section { padding: 100px 0; }

    .faq-grid {
      max-width: 800px;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .faq-item {
      background: var(--c-surface);
      border: 1px solid var(--c-border);
      border-radius: 12px;
      overflow: hidden;
      transition: border-color 0.2s;
    }

    .faq-item:focus-within,
    .faq-item:hover { border-color: rgba(0,212,255,0.25); }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding: 22px 28px;
      background: none;
      border: none;
      color: var(--c-text);
      font-family: var(--font-body);
      font-size: 16px;
      font-weight: 600;
      text-align: left;
      cursor: pointer;
      min-height: 44px;
      transition: color 0.2s;
    }

    .faq-question:hover { color: var(--c-cyan); }

    .faq-icon {
      font-size: 22px;
      color: var(--c-cyan);
      flex-shrink: 0;
      font-weight: 300;
      line-height: 1;
      transition: transform 0.3s;
    }

    .faq-item.open .faq-icon { transform: rotate(45deg); }

    .faq-answer {
      padding: 0 28px 22px;
      color: var(--c-muted);
      font-size: 15px;
      line-height: 1.75;
    }

    .faq-answer[hidden] { display: none; }

    .faq-answer strong { color: var(--c-text); }

    @media (max-width: 480px) {
      .faq-section { padding: 64px 0; }
      .faq-question { padding: 18px 20px; font-size: 15px; }
      .faq-answer { padding: 0 20px 18px; }
    }