/* ═══════════════════════════════════════════════
   Airspeed Marketing — Premium Nautical Design
   ═══════════════════════════════════════════════ */

:root {
    --bg: #050a15;
    --bg2: #0a1225;
    --bg3: #111d33;
    --bg4: #152238;
    --surface: rgba(255,255,255,0.03);
    --border: rgba(255,255,255,0.06);
    --border-hover: rgba(255,255,255,0.12);
    --text: #f1f5f9;
    --text2: #94a3b8;
    --muted: #64748b;
    --accent: #06b6d4;
    --accent2: #3b82f6;
    --accent-glow: rgba(6,182,212,0.15);
    --success: #10b981;
    --warning: #f59e0b;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --mono: 'JetBrains Mono', 'Fira Code', monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); background: var(--bg); color: var(--text); overflow-x: hidden; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ── Navigation ── */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; padding: 16px 0; transition: all 300ms; }
.nav-scrolled { background: rgba(5,10,21,0.9); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border-bottom: 1px solid var(--border); padding: 10px 0; }
.nav-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; display: flex; align-items: center; justify-content: space-between; }
.nav-logo { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--text); font-weight: 700; font-size: 20px; }
.nav-logo-mark { color: var(--accent); font-size: 24px; }
.nav-links { display: flex; gap: 32px; }
.nav-links a { color: var(--text2); text-decoration: none; font-size: 14px; font-weight: 500; transition: color 200ms; }
.nav-links a:hover { color: var(--text); }
.nav-actions { display: flex; align-items: center; gap: 12px; }
.nav-link-btn { color: var(--text2); text-decoration: none; font-size: 14px; font-weight: 500; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 10px 22px; border-radius: 8px; font-weight: 600; font-size: 14px; text-decoration: none; border: none; cursor: pointer; transition: all 200ms; font-family: var(--font); }
.btn-nav { background: var(--accent); color: #fff; padding: 8px 18px; font-size: 13px; }
.btn-nav:hover { background: #0891b2; }
.btn-hero { background: linear-gradient(135deg, var(--accent), var(--accent2)); color: #fff; padding: 14px 32px; font-size: 16px; border-radius: 10px; box-shadow: 0 4px 20px rgba(6,182,212,0.3); }
.btn-hero:hover { box-shadow: 0 8px 30px rgba(6,182,212,0.4); transform: translateY(-1px); }
.btn-hero-outline { background: transparent; border: 1px solid rgba(255,255,255,0.15); color: var(--text); padding: 14px 32px; font-size: 16px; border-radius: 10px; }
.btn-hero-outline:hover { border-color: rgba(255,255,255,0.3); background: rgba(255,255,255,0.03); }

/* ── Hero ── */
.hero { position: relative; min-height: 100vh; display: flex; flex-direction: column; justify-content: center; padding: 120px 24px 80px; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-gradient { position: absolute; inset: 0; background: radial-gradient(ellipse 80% 60% at 50% 40%, rgba(6,182,212,0.08) 0%, transparent 70%), radial-gradient(ellipse 60% 50% at 80% 20%, rgba(59,130,246,0.06) 0%, transparent 60%); }
.hero-grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px); background-size: 60px 60px; mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 30%, transparent 70%); }
.hero-content { max-width: 700px; position: relative; z-index: 2; }
.hero-badge { display: inline-block; padding: 6px 14px; border-radius: 20px; background: var(--accent-glow); border: 1px solid rgba(6,182,212,0.2); color: var(--accent); font-size: 12px; font-weight: 600; letter-spacing: 0.5px; text-transform: uppercase; margin-bottom: 24px; }
.hero h1 { font-size: clamp(36px, 6vw, 64px); font-weight: 800; line-height: 1.1; letter-spacing: -1.5px; margin-bottom: 20px; }
.hero-accent { background: linear-gradient(135deg, var(--accent), var(--accent2)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero-sub { font-size: 18px; color: var(--text2); line-height: 1.7; margin-bottom: 32px; max-width: 580px; }
.hero-actions { display: flex; gap: 12px; margin-bottom: 48px; }
.hero-stats { display: flex; gap: 40px; }
.hero-stat-value { font-size: 28px; font-weight: 800; font-family: var(--mono); color: var(--text); }
.hero-stat-label { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; margin-top: 2px; }

/* Dashboard mockup */
.hero-mockup { position: absolute; right: -40px; top: 50%; transform: translateY(-50%); width: 520px; z-index: 1; }
.mockup-window { background: var(--bg2); border: 1px solid var(--border); border-radius: 12px; overflow: hidden; box-shadow: 0 40px 80px rgba(0,0,0,0.5), 0 0 1px rgba(255,255,255,0.1); }
.mockup-bar { display: flex; align-items: center; gap: 12px; padding: 10px 14px; background: var(--bg3); border-bottom: 1px solid var(--border); }
.mockup-dots { display: flex; gap: 6px; }
.mockup-dots span { width: 10px; height: 10px; border-radius: 50%; background: var(--border); }
.mockup-dots span:nth-child(1) { background: #ff5f57; }
.mockup-dots span:nth-child(2) { background: #febc2e; }
.mockup-dots span:nth-child(3) { background: #28c840; }
.mockup-url { font-size: 11px; color: var(--muted); font-family: var(--mono); background: var(--bg); padding: 4px 12px; border-radius: 4px; flex: 1; text-align: center; }
.mockup-body { display: flex; height: 320px; }
.mockup-sidebar { width: 40px; background: var(--bg3); border-right: 1px solid var(--border); display: flex; flex-direction: column; align-items: center; padding-top: 16px; gap: 10px; }
.mockup-nav-dot { width: 18px; height: 18px; border-radius: 6px; background: var(--border); }
.mockup-nav-dot.active { background: var(--accent); }
.mockup-content { flex: 1; position: relative; background: var(--bg); }
.mockup-map { position: absolute; inset: 0; background: linear-gradient(145deg, #0d1b2a 0%, #1b2838 50%, #0d1b2a 100%); overflow: hidden; }
.mockup-boat { position: absolute; top: 45%; left: 48%; color: var(--accent); font-size: 20px; transform: rotate(-30deg); animation: boat-bob 4s ease-in-out infinite; }
.mockup-circle { position: absolute; top: 38%; left: 40%; width: 80px; height: 80px; border: 1.5px solid rgba(0,230,118,0.3); border-radius: 50%; }
.mockup-ais { position: absolute; color: #4fc3f7; font-size: 10px; opacity: 0.6; }
.ais1 { top: 25%; left: 70%; transform: rotate(200deg); }
.ais2 { top: 60%; left: 75%; transform: rotate(240deg); }
.ais3 { top: 70%; left: 30%; transform: rotate(50deg); }
.mockup-hud { position: absolute; bottom: 0; left: 0; right: 0; background: rgba(17,29,51,0.95); backdrop-filter: blur(8px); display: flex; justify-content: space-around; padding: 10px; border-top: 1px solid var(--border); }
.mockup-hud-item { text-align: center; }
.mockup-hud-val { font-size: 16px; font-weight: 700; font-family: var(--mono); color: var(--text); }
.mockup-hud-label { font-size: 8px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.5px; }

@keyframes boat-bob { 0%, 100% { transform: rotate(-30deg) translateY(0); } 50% { transform: rotate(-30deg) translateY(-4px); } }

/* ── Social Proof ── */
.social-proof { padding: 40px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.social-proof-text { text-align: center; font-size: 14px; color: var(--muted); letter-spacing: 0.5px; }

/* ── Sections ── */
.section-header { text-align: center; max-width: 600px; margin: 0 auto 48px; }
.section-badge { display: inline-block; padding: 6px 14px; border-radius: 20px; background: var(--accent-glow); border: 1px solid rgba(6,182,212,0.2); color: var(--accent); font-size: 12px; font-weight: 600; letter-spacing: 0.5px; text-transform: uppercase; margin-bottom: 16px; }
.section-header h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; line-height: 1.2; letter-spacing: -0.5px; margin-bottom: 12px; }
.section-header p { font-size: 16px; color: var(--text2); line-height: 1.6; }

/* ── Features Grid ── */
.features { padding: 100px 0; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature-card { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 28px; transition: all 300ms; }
.feature-card:hover { border-color: var(--border-hover); background: rgba(255,255,255,0.04); transform: translateY(-2px); }
.feature-card-large { grid-column: span 3; display: grid; grid-template-columns: auto 1fr; gap: 20px; align-items: start; background: linear-gradient(135deg, rgba(6,182,212,0.05), rgba(59,130,246,0.03)); }
.feature-icon { font-size: 28px; margin-bottom: 12px; }
.feature-card h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--text2); line-height: 1.6; }
.feature-card-large .feature-icon { font-size: 40px; margin-bottom: 0; }

/* ── How It Works ── */
.how-it-works { padding: 100px 0; background: var(--bg2); }
.steps { display: flex; align-items: flex-start; gap: 0; max-width: 900px; margin: 0 auto; }
.step-card { flex: 1; padding: 0 24px; text-align: center; }
.step-number { font-size: 48px; font-weight: 800; font-family: var(--mono); background: linear-gradient(135deg, var(--accent), var(--accent2)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; margin-bottom: 16px; }
.step-content h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.step-content p { font-size: 14px; color: var(--text2); line-height: 1.6; }
.step-content code { background: var(--bg); padding: 4px 8px; border-radius: 4px; font-size: 12px; color: var(--accent); font-family: var(--mono); }
.step-connector { width: 60px; height: 2px; background: linear-gradient(90deg, var(--accent), var(--accent2)); margin-top: 32px; flex-shrink: 0; }

/* ── Pricing ── */
.pricing { padding: 100px 0; }
.pricing-toggle { display: flex; align-items: center; justify-content: center; gap: 12px; margin-bottom: 40px; }
.pricing-toggle-label { font-size: 14px; color: var(--muted); transition: color 200ms; cursor: pointer; }
.pricing-toggle-label.active { color: var(--text); font-weight: 600; }
.pricing-save { display: inline-block; padding: 2px 8px; background: rgba(16,185,129,0.15); color: var(--success); border-radius: 10px; font-size: 11px; font-weight: 600; margin-left: 4px; }
.pricing-toggle-switch { width: 48px; height: 26px; border-radius: 13px; background: var(--bg3); border: 1px solid var(--border); cursor: pointer; position: relative; transition: background 200ms; }
.pricing-toggle-switch.active { background: var(--accent); border-color: var(--accent); }
.pricing-toggle-knob { position: absolute; top: 3px; left: 3px; width: 18px; height: 18px; border-radius: 50%; background: #fff; transition: left 200ms; box-shadow: 0 1px 3px rgba(0,0,0,0.3); }
.pricing-toggle-switch.active .pricing-toggle-knob { left: 25px; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; max-width: 1000px; margin: 0 auto; }
.pricing-card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 36px 28px; position: relative; transition: all 300ms; }
.pricing-card:hover { border-color: var(--border-hover); transform: translateY(-4px); }
.pricing-card-featured { border-color: var(--accent); background: linear-gradient(180deg, rgba(6,182,212,0.06), transparent); }
.pricing-popular { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--accent); color: #fff; font-size: 11px; font-weight: 700; padding: 4px 16px; border-radius: 20px; text-transform: uppercase; letter-spacing: 0.5px; }
.pricing-plan { font-size: 22px; font-weight: 800; margin-bottom: 4px; }
.pricing-desc { font-size: 13px; color: var(--muted); margin-bottom: 20px; }
.pricing-price { margin-bottom: 24px; }
.price-amount { font-size: 40px; font-weight: 800; font-family: var(--mono); letter-spacing: -1px; }
.price-period { font-size: 14px; color: var(--muted); }
.pricing-features { list-style: none; margin-bottom: 28px; }
.pricing-features li { padding: 7px 0; font-size: 14px; color: var(--text2); border-bottom: 1px solid rgba(255,255,255,0.03); display: flex; align-items: center; gap: 8px; }
.pricing-features li::before { content: '✓'; color: var(--accent); font-weight: 700; font-size: 12px; flex-shrink: 0; }
.pricing-features li:has(strong)::before { content: ''; }
.btn-pricing { width: 100%; padding: 12px; border-radius: 8px; background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn-pricing:hover { background: rgba(255,255,255,0.04); border-color: var(--border-hover); }
.btn-pricing-featured { background: linear-gradient(135deg, var(--accent), var(--accent2)); border: none; color: #fff; }
.btn-pricing-featured:hover { box-shadow: 0 4px 20px rgba(6,182,212,0.3); }
.pricing-note { text-align: center; margin-top: 24px; font-size: 13px; color: var(--muted); }

/* ── CTA ── */
.cta { padding: 100px 0; text-align: center; background: linear-gradient(180deg, var(--bg), var(--bg2)); }
.cta h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; margin-bottom: 12px; }
.cta p { font-size: 16px; color: var(--text2); margin-bottom: 28px; }

/* ── Footer ── */
.footer { padding: 64px 0 32px; border-top: 1px solid var(--border); background: var(--bg2); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand p { font-size: 13px; color: var(--muted); line-height: 1.6; }
.footer-col h4 { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--text); margin-bottom: 16px; }
.footer-col a { display: block; font-size: 13px; color: var(--muted); text-decoration: none; margin-bottom: 10px; transition: color 200ms; }
.footer-col a:hover { color: var(--text); }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 24px; font-size: 12px; color: var(--muted); text-align: center; }

/* ── Responsive ── */
@media (max-width: 900px) {
    .hero-mockup { display: none; }
    .hero-content { max-width: 100%; }
    .features-grid { grid-template-columns: 1fr; }
    .feature-card-large { grid-column: span 1; grid-template-columns: 1fr; }
    .steps { flex-direction: column; gap: 24px; }
    .step-connector { width: 2px; height: 40px; margin: 0 auto; }
    .pricing-grid { grid-template-columns: 1fr; max-width: 400px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .nav-links { display: none; }
    .hero-stats { flex-wrap: wrap; gap: 24px; }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 32px; }
    .hero-actions { flex-direction: column; }
    .footer-grid { grid-template-columns: 1fr; }
}