:root {
      --bg: #050508;
      --bg-surface: #0a0a10;
      --bg-card: #0e0e16;
      --cyan: #00ffaa;
      --cyan-dim: rgba(0, 255, 170, 0.08);
      --cyan-glow: rgba(0, 255, 170, 0.25);
      --text: #e2e2e8;
      --text-secondary: #b0b0c8;
      --text-dim: #9898b8;
      --border: rgba(255, 255, 255, 0.06);
      --amber: #ffb800;
    }

    * { margin: 0; padding: 0; box-sizing: border-box; }
    html { scroll-behavior: smooth; overflow-x: hidden; }
    body { background: var(--bg); color: var(--text); font-family: 'Inter', -apple-system, sans-serif; overflow-x: hidden; -webkit-font-smoothing: antialiased; }

    /* ─── Ambient Effects ─── */
    .particles { position: fixed; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; z-index: 0; overflow: hidden; }
    .particle { position: absolute; width: 2px; height: 2px; background: var(--cyan); border-radius: 50%; opacity: 0; animation: float-up linear infinite; }
    @keyframes float-up { 0% { transform: translateY(100vh) scale(0); opacity: 0; } 10% { opacity: 0.6; } 90% { opacity: 0.3; } 100% { transform: translateY(-10vh) scale(1); opacity: 0; } }

    /* ─── Navigation ─── */
    nav { position: fixed; top: 0; left: 0; width: 100%; padding: 20px 40px; display: flex; align-items: center; justify-content: space-between; z-index: 100; background: rgba(5,5,8,0.85); backdrop-filter: blur(20px); border-bottom: 1px solid var(--border); }
    .nav-brand { display: flex; align-items: center; gap: 10px; text-decoration: none; }
    .nav-logo { width: 22px; height: 22px; opacity: 0.45; transition: opacity 0.2s; }
    .nav-brand:hover .nav-logo { opacity: 0.75; }
    .nav-name { font-family: 'Space Mono', monospace; font-size: 13px; font-weight: 700; color: var(--text-secondary); letter-spacing: -0.3px; transition: color 0.2s; }
    .nav-brand:hover .nav-name { color: var(--text); }
    .nav-links { display: flex; align-items: center; gap: 32px; }
    .nav-links a, .nav-links .nav-dropdown-trigger { color: var(--text-secondary); text-decoration: none; font-size: 13px; font-weight: 500; transition: color 0.2s; letter-spacing: 0.3px; cursor: pointer; }
    .nav-links a:hover, .nav-links .nav-dropdown-trigger:hover { color: var(--cyan); }
    .nav-links a.active { color: var(--cyan); }

    /* Products Dropdown */
    .nav-dropdown { position: relative; }
    .nav-dropdown-trigger { display: flex; align-items: center; gap: 4px; background: none; border: none; padding: 0; font-family: 'Inter', -apple-system, sans-serif; }
    .nav-dropdown-trigger svg { width: 10px; height: 10px; opacity: 0.5; transition: transform 0.2s, opacity 0.2s; }
    .nav-dropdown:hover .nav-dropdown-trigger svg { transform: rotate(180deg); opacity: 0.8; }
    .nav-dropdown-menu { position: absolute; top: calc(100% + 12px); left: -12px; min-width: 200px; background: rgba(10,10,16,0.95); backdrop-filter: blur(20px); border: 1px solid rgba(255,255,255,0.08); border-radius: 10px; padding: 8px; opacity: 0; visibility: hidden; transform: translateY(-4px); transition: all 0.2s ease; box-shadow: 0 16px 48px rgba(0,0,0,0.5); }
    .nav-dropdown:hover .nav-dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }
    .nav-dropdown-menu a { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 6px; font-size: 13px !important; color: var(--text-secondary) !important; transition: all 0.15s !important; }
    .nav-dropdown-menu a:hover { background: rgba(0,255,170,0.06) !important; color: var(--text) !important; }
    .nav-dropdown-menu .dd-icon { font-size: 14px; width: 20px; text-align: center; flex-shrink: 0; }
    .nav-dropdown-menu .dd-label { flex: 1; }
    .nav-dropdown-menu .dd-badge { font-family: 'Space Mono', monospace; font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; padding: 2px 6px; border-radius: 3px; flex-shrink: 0; }
    .dd-badge.live { background: rgba(0,255,136,0.1); color: #00ff88; }
    .dd-badge.new { background: rgba(0,255,170,0.1); color: var(--cyan); }
    .dd-badge.soon { background: rgba(255,184,0,0.1); color: var(--amber); }

    .nav-cta { padding: 8px 20px; background: rgba(0,255,170,0.08); border: 1px solid rgba(0,255,170,0.2); border-radius: 6px; color: var(--cyan); font-family: 'Space Mono', monospace; font-weight: 700; font-size: 11px; letter-spacing: 0.5px; text-decoration: none; transition: all 0.2s; }
    .nav-cta:hover { background: rgba(0,255,170,0.15); border-color: rgba(0,255,170,0.35); }
    .nav-toggle { display: none; background: none; border: 1px solid var(--border); color: var(--text-dim); width: 36px; height: 36px; border-radius: 6px; cursor: pointer; font-size: 16px; align-items: center; justify-content: center; }

    /* ─── Hero ─── */
    .hero { position: relative; min-height: 100vh; display: flex; align-items: center; justify-content: center; text-align: center; padding: 120px 40px 80px; z-index: 2; }
    .hero::before { content: ''; position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 800px; height: 800px; background: radial-gradient(circle, rgba(0,255,170,0.06) 0%, transparent 65%); pointer-events: none; }
    .hero-content { max-width: 720px; position: relative; }
    .hero-badge { display: inline-flex; align-items: center; gap: 8px; padding: 6px 16px; background: rgba(0,255,136,0.06); border: 1px solid rgba(0,255,136,0.15); border-radius: 50px; font-size: 11px; font-weight: 600; color: #00ff88; letter-spacing: 0.5px; text-transform: uppercase; margin-bottom: 32px; animation: fadeIn 0.8s ease; }
    .hero-badge .dot { width: 6px; height: 6px; border-radius: 50%; background: #00ff88; animation: pulse-dot 2s infinite; }
    @keyframes pulse-dot { 0%, 100% { opacity: 0.4; transform: scale(0.8); } 50% { opacity: 1; transform: scale(1.2); } }
    @keyframes fadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
    .hero-title { font-family: 'Space Mono', monospace; font-size: clamp(36px, 6vw, 64px); font-weight: 700; line-height: 1.1; letter-spacing: -2px; margin-bottom: 24px; animation: fadeIn 0.8s ease 0.1s both; }
    .hero-title .accent { color: var(--cyan); text-shadow: 0 0 40px var(--cyan-glow); }
    .hero-sub { font-size: 18px; line-height: 1.7; color: var(--text-secondary); max-width: 560px; margin: 0 auto 40px; font-weight: 400; animation: fadeIn 0.8s ease 0.2s both; }
    .hero-actions { display: flex; align-items: center; justify-content: center; gap: 16px; animation: fadeIn 0.8s ease 0.3s both; }

    /* ─── Scan Input ─── */
    .scan-form { display: flex; gap: 12px; max-width: 520px; margin: 0 auto 24px; animation: fadeIn 0.8s ease 0.3s both; }
    .scan-input { flex: 1; padding: 14px 20px; background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; color: var(--text); font-size: 15px; font-family: 'Inter', sans-serif; outline: none; transition: border-color 0.2s; }
    .scan-input::placeholder { color: var(--text-dim); }
    .scan-input:focus { border-color: rgba(0,255,170,0.3); }
    .scan-btn { padding: 14px 28px; background: var(--cyan); color: #050508; border: none; border-radius: 8px; font-family: 'Space Mono', monospace; font-size: 14px; font-weight: 700; letter-spacing: 0.5px; cursor: pointer; transition: all 0.2s; white-space: nowrap; }
    .scan-btn:hover { transform: translateY(-2px); box-shadow: 0 8px 30px var(--cyan-glow); }

    /* Quick/Deep toggle (Sprint 26) */
    .scan-mode-toggle { display: inline-flex; align-items: center; padding: 3px; background: var(--bg-card); border: 1px solid var(--border); border-radius: 999px; gap: 0; margin: 0 auto 14px; animation: fadeIn 0.8s ease 0.35s both; }
    .scan-mode-btn { background: transparent; border: none; color: var(--text-dim); padding: 6px 16px; font-family: 'Space Mono', monospace; font-size: 11px; font-weight: 700; letter-spacing: 0.5px; cursor: pointer; border-radius: 999px; transition: all 0.15s; text-transform: uppercase; }
    .scan-mode-btn.active { background: var(--cyan); color: #050508; }
    .scan-mode-btn:not(.active):hover { color: var(--text); }
    .scan-mode-hint { font-size: 11px; color: var(--text-dim); margin-left: 12px; opacity: 0.7; }
    .scan-hint { font-size: 12px; color: var(--text-dim); animation: fadeIn 0.8s ease 0.4s both; }

    /* ─── Buttons ─── */
    .btn-primary { padding: 14px 32px; background: var(--cyan); color: #050508; border: none; border-radius: 8px; font-family: 'Space Mono', monospace; font-size: 14px; font-weight: 700; letter-spacing: 0.5px; cursor: pointer; transition: all 0.2s; text-decoration: none; display: inline-flex; align-items: center; gap: 8px; }
    .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px var(--cyan-glow); }
    .btn-secondary { padding: 14px 32px; background: transparent; color: var(--text); border: 1px solid var(--border); border-radius: 8px; font-size: 14px; font-weight: 500; cursor: pointer; transition: all 0.2s; text-decoration: none; }
    .btn-secondary:hover { border-color: var(--cyan); color: var(--cyan); }

    /* ─── Section Shared ─── */
    .section-header { text-align: center; max-width: 600px; margin: 0 auto 80px; }
    .section-label { font-family: 'Space Mono', monospace; font-size: 11px; font-weight: 700; color: var(--cyan); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 16px; }
    .section-title { font-family: 'Space Mono', monospace; font-size: clamp(28px, 4vw, 40px); font-weight: 700; letter-spacing: -1px; line-height: 1.2; margin-bottom: 16px; }
    .section-desc { font-size: 16px; color: var(--text-secondary); line-height: 1.6; font-weight: 400; }

    /* ─── Features Grid ─── */
    .features { padding: 120px 40px; position: relative; z-index: 2; }
    .features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; max-width: 1100px; margin: 0 auto; }
    .feature-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; padding: 32px; transition: all 0.3s; position: relative; overflow: hidden; }
    .feature-card::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 3px; background: linear-gradient(90deg, transparent, var(--cyan), transparent); opacity: 0; transition: opacity 0.3s; }
    .feature-card:hover { border-color: rgba(0,255,170,0.15); transform: translateY(-4px); box-shadow: 0 12px 40px rgba(0,0,0,0.4); }
    .feature-card:hover::before { opacity: 1; }
    .feature-icon { width: 48px; height: 48px; border-radius: 10px; background: var(--cyan-dim); border: 1px solid rgba(0,255,170,0.15); display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 20px; }
    .feature-title { font-family: 'Space Mono', monospace; font-size: 16px; font-weight: 700; margin-bottom: 10px; letter-spacing: -0.3px; }
    .feature-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.6; font-weight: 400; }

    /* ─── How It Works ─── */
    .how-it-works { padding: 120px 40px; background: var(--bg-surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); position: relative; z-index: 2; }
    .steps { display: flex; gap: 40px; max-width: 1000px; margin: 0 auto; align-items: flex-start; }
    .step { flex: 1; text-align: center; position: relative; }
    .step-number { font-family: 'Space Mono', monospace; font-size: clamp(28px, 6vw, 48px); font-weight: 700; color: var(--cyan); opacity: 0.2; line-height: 1; margin-bottom: 16px; }
    .step-title { font-family: 'Space Mono', monospace; font-size: 15px; font-weight: 700; margin-bottom: 8px; }
    .step-desc { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }
    .step-connector { position: absolute; top: 30px; right: -24px; width: 48px; height: 2px; background: linear-gradient(90deg, var(--cyan-dim), transparent); }
    .step:last-child .step-connector { display: none; }

    /* ─── What You Get ─── */
    .what-you-get { padding: 120px 40px; position: relative; z-index: 2; }
    .report-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; max-width: 1100px; margin: 0 auto; }
    .report-item { background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; padding: 24px; text-align: center; transition: all 0.3s; }
    .report-item:hover { border-color: rgba(0,255,170,0.12); }
    .report-score { font-family: 'Space Mono', monospace; font-size: 32px; font-weight: 700; color: var(--cyan); margin-bottom: 8px; }
    .report-label { font-size: 14px; color: var(--text-secondary); font-weight: 500; }

    /* ─── Who It's For ─── */
    .who-its-for { padding: 120px 40px; background: var(--bg-surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); position: relative; z-index: 2; }
    .use-case-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; max-width: 1100px; margin: 0 auto; }
    .use-case-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; padding: 28px; transition: all 0.3s; }
    .use-case-card:hover { border-color: rgba(0,255,170,0.12); transform: translateY(-2px); }
    .use-case-icon { font-size: 28px; margin-bottom: 16px; }
    .use-case-title { font-family: 'Space Mono', monospace; font-size: 15px; font-weight: 700; margin-bottom: 10px; letter-spacing: -0.3px; }
    .use-case-desc { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }

    /* ─── Differentiators ─── */
    .differentiators { padding: 120px 40px; position: relative; z-index: 2; }
    .diff-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; max-width: 1100px; margin: 0 auto; }
    .diff-item { display: flex; gap: 16px; align-items: flex-start; padding: 20px; background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; transition: all 0.3s; }
    .diff-item:hover { border-color: rgba(0,255,170,0.12); }
    .diff-check { font-size: 18px; color: var(--cyan); font-weight: 700; flex-shrink: 0; width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; background: var(--cyan-dim); border-radius: 6px; }
    .diff-title { font-family: 'Space Mono', monospace; font-size: 14px; font-weight: 700; margin-bottom: 6px; letter-spacing: -0.2px; }
    .diff-desc { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }

    /* ─── CTA Section ─── */
    .cta { padding: 120px 40px; text-align: center; position: relative; z-index: 2; }
    .cta::before { content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 600px; height: 400px; background: radial-gradient(circle, rgba(0,255,170,0.05) 0%, transparent 65%); pointer-events: none; }
    .cta-title { font-family: 'Space Mono', monospace; font-size: clamp(32px, 5vw, 48px); font-weight: 700; letter-spacing: -1.5px; margin-bottom: 16px; }
    .cta-desc { font-size: 16px; color: var(--text-secondary); margin-bottom: 36px; font-weight: 400; }

    /* ─── Footer ─── */
    footer { padding: 40px; border-top: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; position: relative; z-index: 2; }
    .footer-left { display: flex; align-items: center; gap: 8px; }
    .footer-text { font-size: 12px; color: var(--text-dim); }
    .footer-text a { color: var(--cyan); text-decoration: none; }
    .footer-links { display: flex; gap: 24px; }
    .footer-links a { font-size: 12px; color: var(--text-dim); text-decoration: none; transition: color 0.2s; }
    .footer-links a:hover { color: var(--cyan); }

    /* ─── Responsive ─── */
    @media (max-width: 768px) {
      nav { padding: 16px 20px; }
      .nav-links { display: none; }
      .nav-toggle { display: flex; }
      .nav-links.mobile-open { display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; width: 100%; background: rgba(5,5,8,0.96); backdrop-filter: blur(20px); padding: 20px; gap: 16px; border-bottom: 1px solid var(--border); }
      .nav-links.mobile-open .nav-dropdown-menu { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; background: rgba(255,255,255,0.02); border: 1px solid var(--border); margin-top: 8px; }
      .nav-dropdown-trigger svg { display: none; }
      .hero { padding: 100px 20px 60px; min-height: auto; }
      .hero-content, .hero-inner { width: 100%; }
      .scan-form { flex-direction: column; }
      .scan-btn { width: 100%; justify-content: center; text-align: center; }
      .hero-sub { font-size: 16px; }
      .features, .how-it-works, .what-you-get, .who-its-for, .differentiators, .cta { padding: 80px 20px; }
      .steps { flex-direction: column; gap: 24px; }
      .step-connector { display: none !important; }
      .feature-desc, .step-desc, .section-desc { font-size: 14px; line-height: 1.7; }
      footer { flex-direction: column; gap: 16px; text-align: center; }
    }

    /* ─── Product Name ─── */
    .hero-product-name { font-family: 'Space Mono', monospace; font-size: 13px; font-weight: 700; color: var(--text-dim); letter-spacing: 3px; text-transform: uppercase; margin-bottom: 20px; animation: fadeIn 0.8s ease; }

    /* Touch dropdown support */
    .nav-dropdown.touch-open .nav-dropdown-menu {
      opacity: 1 !important; visibility: visible !important; transform: translateY(0) !important;
    }

/* ── Externalized inline-style utilities (strict-CSP refactor) ── */
.bg-canvas{position:fixed;top:0;left:0;width:100%;height:100%;z-index:0;pointer-events:none}
.dd-icon img{width:18px;height:18px;border-radius:4px}
.dd-icon svg{vertical-align:middle}
.txt-cyan{color:var(--cyan)}
.mb-16{margin-bottom:16px}
.link-cyan{color:var(--cyan);text-decoration:none}