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

:root {
  --navy:       #0F172A;
  --navy-card:  #1E293B;
  --border:     #334155;
  --text:       #F1F5F9;
  --text-sub:   #94A3B8;
  --text-muted: #64748B;
  --blue:       #3B82F6;
  --blue-dark:  #2563EB;
  --green:      #10B981;
  --green-dark: #059669;
  --orange:     #F59E0B;
}

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--navy);
  color: var(--text);
  line-height: 1.6;
}

a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--text); }

/* ── NAV ───────────────────────────────────────────────── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(15,23,42,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 800;
  color: var(--text);
}

.nav-logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, #3B82F6, #10B981);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14px;
  color: var(--text-sub);
}

.nav-links a { color: var(--text-sub); transition: color 0.15s; }
.nav-links a:hover { color: var(--text); }

.btn-nav {
  padding: 7px 18px;
  background: var(--blue);
  color: #fff;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  transition: background 0.15s;
}
.btn-nav:hover { background: var(--blue-dark); color: #fff; }

/* ── HERO ──────────────────────────────────────────────── */
.hero {
  padding: 100px 40px 80px;
  text-align: center;
  max-width: 820px;
  margin: 0 auto;
}

.beta-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(245,158,11,0.15);
  border: 1px solid rgba(245,158,11,0.4);
  color: var(--orange);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 28px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(36px, 6vw, 60px);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 22px;
  background: linear-gradient(135deg, #F1F5F9 30%, #94A3B8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 18px;
  color: var(--text-sub);
  line-height: 1.7;
  max-width: 580px;
  margin: 0 auto 40px;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: #fff;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 700;
  transition: opacity 0.15s, transform 0.1s;
  box-shadow: 0 4px 20px rgba(59,130,246,0.35);
}
.btn-primary:hover { opacity: 0.9; transform: translateY(-1px); color: #fff; }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: transparent;
  color: var(--text-sub);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  transition: border-color 0.15s, color 0.15s;
}
.btn-secondary:hover { border-color: var(--text-sub); color: var(--text); }

.hero-note {
  margin-top: 18px;
  font-size: 13px;
  color: var(--text-muted);
}

/* ── APP SCREENSHOT PLACEHOLDER ────────────────────────── */
.app-preview {
  max-width: 960px;
  margin: 0 auto 100px;
  padding: 0 40px;
}

.app-preview-frame {
  background: var(--navy-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0,0,0,0.5);
}

.app-preview-bar {
  background: #0D1929;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
}

.dot { width: 12px; height: 12px; border-radius: 50%; }
.dot-red    { background: #EF4444; }
.dot-yellow { background: #F59E0B; }
.dot-green  { background: #10B981; }

.app-preview-body {
  padding: 48px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.metric-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
}

.metric-label { font-size: 12px; color: var(--text-muted); margin-bottom: 8px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
.metric-value { font-size: 26px; font-weight: 800; }
.metric-value.green { color: var(--green); }
.metric-value.blue  { color: var(--blue); }
.metric-value.red   { color: #EF4444; }
.metric-sub { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

/* ── SECTIONS ──────────────────────────────────────────── */
section { padding: 80px 40px; }

.section-inner {
  max-width: 1040px;
  margin: 0 auto;
}

.section-label {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--blue);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-sub {
  font-size: 16px;
  color: var(--text-sub);
  max-width: 540px;
  line-height: 1.7;
  margin-bottom: 52px;
}

/* ── FEATURES GRID ─────────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.feature-card {
  background: var(--navy-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  transition: border-color 0.2s;
}

.feature-card:hover { border-color: var(--blue); }

.feature-icon {
  font-size: 28px;
  margin-bottom: 16px;
}

.feature-title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-desc {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.6;
}

/* ── HOW IT WORKS ──────────────────────────────────────── */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
}

.step { position: relative; }

.step-num {
  width: 36px;
  height: 36px;
  background: var(--blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 800;
  margin-bottom: 16px;
}

.step-title { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.step-desc  { font-size: 14px; color: var(--text-sub); line-height: 1.6; }

/* ── PRICING ───────────────────────────────────────────── */
.pricing-card {
  background: var(--navy-card);
  border: 1.5px solid var(--blue);
  border-radius: 20px;
  padding: 44px 48px;
  max-width: 520px;
  box-shadow: 0 0 40px rgba(59,130,246,0.15);
}

.pricing-tag {
  display: inline-block;
  background: rgba(16,185,129,0.15);
  border: 1px solid rgba(16,185,129,0.4);
  color: var(--green);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.pricing-price {
  font-size: 56px;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 6px;
}

.pricing-price span { font-size: 20px; font-weight: 500; color: var(--text-sub); }
.pricing-desc { font-size: 14px; color: var(--text-sub); margin-bottom: 32px; }

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 36px;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-sub);
}

.pricing-features li::before {
  content: '✓';
  color: var(--green);
  font-weight: 800;
  flex-shrink: 0;
}

.trial-note {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 14px;
  text-align: center;
}

/* ── PRIVATE SECTION ───────────────────────────────────── */
.privacy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.privacy-item {
  text-align: center;
  padding: 32px 20px;
  background: var(--navy-card);
  border: 1px solid var(--border);
  border-radius: 16px;
}

.privacy-icon { font-size: 32px; margin-bottom: 14px; }
.privacy-title { font-size: 14px; font-weight: 700; margin-bottom: 6px; }
.privacy-desc  { font-size: 13px; color: var(--text-sub); line-height: 1.5; }

/* ── BETA CTA ──────────────────────────────────────────── */
.cta-section {
  background: linear-gradient(135deg, #1E293B 0%, #0F1F3D 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  text-align: center;
}

/* ── FOOTER ────────────────────────────────────────────── */
footer {
  padding: 40px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 13px;
  color: var(--text-muted);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  color: var(--text-sub);
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a { color: var(--text-muted); }
.footer-links a:hover { color: var(--text-sub); }

/* ── RESPONSIVE ────────────────────────────────────────── */
@media (max-width: 640px) {
  nav { padding: 0 20px; }
  .nav-links { display: none; }
  .hero, section { padding-left: 20px; padding-right: 20px; }
  .app-preview { padding: 0 20px; }
  .app-preview-body { grid-template-columns: 1fr; padding: 24px; }
  .pricing-card { padding: 28px 24px; }
  footer { padding: 24px 20px; flex-direction: column; align-items: flex-start; }
}