:root {
  --bg: #0a0a0f;
  --bg-secondary: #111118;
  --bg-card: #16161f;
  --bg-card-hover: #1c1c28;
  --border: #222233;
  --border-light: #2a2a3d;
  --text: #e8e8f0;
  --text-secondary: #9393a8;
  --text-muted: #666680;
  --primary: #6366f1;
  --primary-hover: #818cf8;
  --primary-glow: #6366f140;
  --success: #10b981;
  --font: 'Inter', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --gradient: linear-gradient(135deg, #6366f1, #a855f7, #ec4899);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.6; -webkit-font-smoothing: antialiased; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* Nav */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(10,10,15,0.85); backdrop-filter: blur(20px); border-bottom: 1px solid var(--border); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.logo { font-weight: 800; font-size: 18px; color: var(--text); text-decoration: none; letter-spacing: -0.5px; }
.nav-links { display: flex; gap: 28px; }
.nav-links a { color: var(--text-secondary); text-decoration: none; font-size: 14px; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--text); }

/* Hero */
.hero { padding: 140px 0 80px; text-align: center; }
.hero-badge { display: inline-block; padding: 6px 16px; background: var(--primary-glow); border: 1px solid var(--primary); border-radius: 100px; font-size: 13px; font-weight: 600; color: var(--primary-hover); margin-bottom: 28px; }
.hero h1 { font-size: clamp(40px, 6vw, 72px); font-weight: 800; line-height: 1.05; letter-spacing: -2px; margin-bottom: 20px; }
.gradient { background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-sub { font-size: 18px; color: var(--text-secondary); max-width: 560px; margin: 0 auto 36px; line-height: 1.7; }
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.hero-proof { margin-top: 40px; font-size: 13px; color: var(--text-muted); }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 10px 22px; border-radius: 8px; font-size: 14px; font-weight: 600; text-decoration: none; cursor: pointer; border: none; transition: all 0.2s; font-family: var(--font); }
.btn-lg { padding: 14px 32px; font-size: 16px; border-radius: 10px; }
.btn-primary { background: var(--primary); color: white; box-shadow: 0 0 20px var(--primary-glow); }
.btn-primary:hover { background: var(--primary-hover); transform: translateY(-1px); box-shadow: 0 0 30px var(--primary-glow); }
.btn-ghost { background: transparent; color: var(--text-secondary); border: 1px solid var(--border); }
.btn-ghost:hover { border-color: var(--border-light); color: var(--text); background: var(--bg-card); }
.btn-outline { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary-hover); }
.btn-block { width: 100%; }

/* Sections */
.section-title { font-size: clamp(28px, 4vw, 42px); font-weight: 800; text-align: center; letter-spacing: -1px; margin-bottom: 12px; }
.section-sub { text-align: center; color: var(--text-secondary); font-size: 16px; margin-bottom: 48px; }

/* Problem */
.problem { padding: 80px 0; }
.problem-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 48px; }
.problem-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; padding: 28px; }
.problem-icon { font-size: 32px; margin-bottom: 12px; }
.problem-card h3 { font-size: 17px; margin-bottom: 8px; }
.problem-card p { font-size: 14px; color: var(--text-secondary); line-height: 1.6; }

/* Features */
.features { padding: 80px 0; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; padding: 24px; transition: all 0.2s; }
.feature-card:hover { border-color: var(--border-light); transform: translateY(-2px); }
.feature-large { grid-column: span 3; display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: center; }
.feature-label { display: inline-block; padding: 3px 10px; background: var(--bg); border-radius: 100px; font-size: 11px; font-weight: 600; text-transform: uppercase; color: var(--text-muted); margin-bottom: 10px; letter-spacing: 0.5px; }
.feature-card h3 { font-size: 16px; margin-bottom: 6px; }
.feature-card p { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }

/* Demo truth tracker */
.feature-demo { background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 12px; }
.demo-truth { display: flex; align-items: center; justify-content: space-between; padding: 8px 12px; border-radius: 6px; margin-bottom: 4px; }
.demo-truth:last-child { margin-bottom: 0; }
.demo-truth:hover { background: var(--bg-card); }
.demo-id { font-family: var(--font-mono); font-size: 13px; color: var(--text); }
.demo-badge { font-size: 11px; font-weight: 600; padding: 2px 10px; border-radius: 100px; }
.demo-badge.hidden { background: #6b728020; color: #9ca3af; }
.demo-badge.seeded { background: #f59e0b20; color: #fbbf24; }
.demo-badge.revealed { background: #10b98120; color: #34d399; }

/* How */
.how { padding: 80px 0; }
.steps { display: flex; align-items: flex-start; gap: 20px; justify-content: center; margin-top: 48px; }
.step { flex: 1; max-width: 280px; text-align: center; }
.step-num { width: 48px; height: 48px; background: var(--gradient); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 20px; margin: 0 auto 16px; color: white; }
.step h3 { font-size: 16px; margin-bottom: 8px; }
.step p { font-size: 13px; color: var(--text-secondary); }
.step-arrow { color: var(--text-muted); font-size: 24px; margin-top: 20px; }

/* Pricing */
.pricing { padding: 80px 0; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 48px; }
.price-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; padding: 32px; position: relative; }
.price-card-featured { border-color: var(--primary); box-shadow: 0 0 30px var(--primary-glow); }
.price-badge { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--primary); color: white; padding: 4px 16px; border-radius: 100px; font-size: 12px; font-weight: 700; white-space: nowrap; }
.price-card h3 { font-size: 20px; margin-bottom: 8px; }
.price { font-size: 42px; font-weight: 800; letter-spacing: -2px; margin-bottom: 20px; }
.price span { font-size: 14px; font-weight: 500; color: var(--text-muted); letter-spacing: 0; }
.price-card ul { list-style: none; margin-bottom: 24px; }
.price-card li { padding: 8px 0; font-size: 14px; color: var(--text-secondary); border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 8px; }
.price-card li::before { content: '✓'; color: var(--success); font-weight: 700; font-size: 13px; }
.pricing-note { text-align: center; margin-top: 32px; font-size: 15px; color: var(--text-secondary); background: var(--bg-card); border: 1px solid var(--border); border-radius: 10px; padding: 16px 24px; }

/* Waitlist */
.waitlist { padding: 80px 0; }
.waitlist-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 16px; padding: 48px; text-align: center; max-width: 640px; margin: 0 auto; }
.waitlist-card h2 { font-size: 32px; font-weight: 800; margin-bottom: 12px; letter-spacing: -1px; }
.waitlist-card > p { color: var(--text-secondary); margin-bottom: 32px; font-size: 15px; }
.waitlist-form { max-width: 440px; margin: 0 auto; }
.form-group { display: flex; gap: 8px; margin-bottom: 16px; }
.form-group input { flex: 1; padding: 14px 18px; background: var(--bg); border: 1px solid var(--border); border-radius: 10px; color: var(--text); font-size: 15px; font-family: var(--font); }
.form-group input:focus { outline: none; border-color: var(--primary); }
.form-group input::placeholder { color: var(--text-muted); }
.form-options { display: flex; gap: 20px; justify-content: center; margin-bottom: 16px; }
.checkbox-label { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text-secondary); cursor: pointer; }
.checkbox-label input { accent-color: var(--primary); width: 16px; height: 16px; }
.form-note { font-size: 12px; color: var(--text-muted); }
.waitlist-success { padding: 20px 0; }
.success-icon { width: 60px; height: 60px; background: var(--success); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 28px; margin: 0 auto 16px; color: white; }
.waitlist-success h3 { font-size: 22px; margin-bottom: 8px; }
.waitlist-success p { color: var(--text-secondary); font-size: 14px; }
.waitlist-count { margin-top: 24px; font-size: 13px; color: var(--text-muted); }
.waitlist-count span { color: var(--primary-hover); font-weight: 700; }

/* Feature Request */
.feature-request { padding: 0 0 80px; }
.fr-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 16px; padding: 40px; max-width: 640px; margin: 0 auto; }
.fr-card h2 { font-size: 24px; font-weight: 700; margin-bottom: 8px; text-align: center; }
.fr-card > p { color: var(--text-secondary); font-size: 14px; text-align: center; margin-bottom: 24px; }
.fr-form label { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; font-size: 13px; font-weight: 600; color: var(--text-secondary); }
.fr-form input, .fr-form select, .fr-form textarea {
  padding: 12px 14px; background: var(--bg); border: 1px solid var(--border); border-radius: 8px;
  color: var(--text); font-size: 14px; font-family: var(--font); width: 100%;
}
.fr-form input:focus, .fr-form select:focus, .fr-form textarea:focus { outline: none; border-color: var(--primary); }
.fr-form textarea { resize: vertical; min-height: 100px; }
.fr-form select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23666680'%3E%3Cpath d='M6 8L1 3h10z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; }
.fr-form select option { background: var(--bg-card); color: var(--text); }
.fr-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.fr-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 8px; }
.fr-success { text-align: center; padding: 20px 0; }
.fr-success h3 { font-size: 18px; margin-bottom: 6px; }
.fr-success p { font-size: 13px; color: var(--text-secondary); }

/* Footer */
.footer { padding: 40px 0; border-top: 1px solid var(--border); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.footer-brand p { font-size: 13px; color: var(--text-muted); margin-top: 4px; }
.footer-links { display: flex; gap: 20px; }
.footer-links a { color: var(--text-muted); text-decoration: none; font-size: 13px; }
.footer-links a:hover { color: var(--text); }
.footer-copy { font-size: 12px; color: var(--text-muted); }

/* Responsive */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .problem-grid, .features-grid, .pricing-grid { grid-template-columns: 1fr; }
  .feature-large { grid-column: span 1; grid-template-columns: 1fr; }
  .steps { flex-direction: column; align-items: center; }
  .step-arrow { transform: rotate(90deg); }
  .form-group { flex-direction: column; }
  .fr-row { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; text-align: center; }
}