/* SubGuard Website — Shared Styles */

:root {
  --primary: #4F46E5;
  --primary-hover: #4338CA;
  --primary-light: #EEF2FF;
  --primary-dark: #3730A3;
  --success: #10B981;
  --success-light: #ECFDF5;
  --text: #111827;
  --text-secondary: #6B7280;
  --text-tertiary: #9CA3AF;
  --border: #E5E7EB;
  --surface: #F9FAFB;
  --bg: #FFFFFF;
  --radius: 16px;
  --radius-sm: 10px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

img { max-width: 100%; display: block; }

/* ── Nav ─────────────────────────────────────────────────── */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-brand svg { flex-shrink: 0; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.15s;
}

.nav-links a:hover { color: var(--text); text-decoration: none; }

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  background: var(--primary);
  color: white !important;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  transition: background 0.15s;
}

.nav-cta:hover { background: var(--primary-hover); text-decoration: none !important; }

/* ── Hero ─────────────────────────────────────────────────── */

.hero {
  padding: 140px 24px 80px;
  text-align: center;
  background: linear-gradient(180deg, var(--primary-light) 0%, var(--bg) 100%);
}

.hero-inner {
  max-width: 720px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.hero-badge svg { flex-shrink: 0; }

.hero h1 {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 20px;
  color: var(--text);
}

.hero h1 span { color: var(--primary); }

.hero p {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 540px;
  margin: 0 auto 36px;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  text-decoration: none;
}

.btn-primary:hover { background: var(--primary-hover); text-decoration: none; transform: translateY(-1px); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s;
  text-decoration: none;
}

.btn-secondary:hover { background: var(--surface); text-decoration: none; }

.hero-note {
  margin-top: 16px;
  font-size: 13px;
  color: var(--text-tertiary);
}

/* ── Features ────────────────────────────────────────────── */

.features {
  padding: 80px 24px;
}

.features-inner {
  max-width: 1080px;
  margin: 0 auto;
}

.section-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-align: center;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 800;
  letter-spacing: -0.02em;
  text-align: center;
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 17px;
  color: var(--text-secondary);
  text-align: center;
  max-width: 560px;
  margin: 0 auto 56px;
  line-height: 1.6;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  padding: 32px 28px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: var(--primary-light);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ── How It Works ────────────────────────────────────────── */

.how-it-works {
  padding: 80px 24px;
  background: var(--surface);
}

.how-inner {
  max-width: 900px;
  margin: 0 auto;
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 56px;
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 36px;
  bottom: 36px;
  width: 2px;
  background: var(--border);
}

.step {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  padding: 24px 0;
  position: relative;
}

.step-number {
  width: 56px;
  height: 56px;
  background: var(--primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 800;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.step-content h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
  margin-top: 4px;
}

.step-content p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 600px;
}

/* ── Privacy ─────────────────────────────────────────────── */

.privacy-section {
  padding: 80px 24px;
}

.privacy-inner {
  max-width: 1080px;
  margin: 0 auto;
}

.privacy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-top: 56px;
}

.privacy-points {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.privacy-point {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.privacy-check {
  width: 28px;
  height: 28px;
  background: var(--success-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.privacy-point h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 2px;
}

.privacy-point p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.privacy-visual {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
}

.privacy-visual svg { margin: 0 auto; }

.privacy-visual h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 20px 0 8px;
}

.privacy-visual p {
  font-size: 14px;
  color: var(--text-secondary);
}

/* ── Pricing ─────────────────────────────────────────────── */

.pricing {
  padding: 80px 24px;
  background: var(--surface);
}

.pricing-inner {
  max-width: 800px;
  margin: 0 auto;
}

.pricing-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 56px;
}

.pricing-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  position: relative;
}

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary);
}

.pricing-popular {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: white;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.pricing-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 4px;
}

.pricing-desc {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.pricing-price {
  font-size: 42px;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 4px;
}

.pricing-price span {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-secondary);
}

.pricing-period {
  font-size: 13px;
  color: var(--text-tertiary);
  margin-bottom: 24px;
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}

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

.pricing-features li svg { flex-shrink: 0; }

.pricing-btn {
  display: block;
  width: 100%;
  padding: 12px;
  text-align: center;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.15s;
}

.pricing-btn.primary {
  background: var(--primary);
  color: white;
}

.pricing-btn.primary:hover { background: var(--primary-hover); text-decoration: none; }

.pricing-btn.outline {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
}

.pricing-btn.outline:hover { background: var(--surface); text-decoration: none; }

/* ── CTA ─────────────────────────────────────────────────── */

.cta {
  padding: 80px 24px;
  text-align: center;
}

.cta-inner {
  max-width: 600px;
  margin: 0 auto;
}

.cta h2 {
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.cta p {
  font-size: 17px;
  color: var(--text-secondary);
  margin-bottom: 32px;
  line-height: 1.6;
}

/* ── Footer ──────────────────────────────────────────────── */

.footer {
  padding: 40px 24px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-left {
  font-size: 13px;
  color: var(--text-tertiary);
}

.footer-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.footer-links a {
  font-size: 13px;
  color: var(--text-tertiary);
  text-decoration: none;
  transition: color 0.15s;
}

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

/* ── Legal Pages ─────────────────────────────────────────── */

.legal {
  padding: 120px 24px 80px;
}

.legal-inner {
  max-width: 720px;
  margin: 0 auto;
}

.legal h1 {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.legal .last-updated {
  font-size: 14px;
  color: var(--text-tertiary);
  margin-bottom: 40px;
}

.legal h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 36px 0 12px;
}

.legal h3 {
  font-size: 17px;
  font-weight: 600;
  margin: 24px 0 8px;
}

.legal p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.legal ul {
  margin: 8px 0 16px 24px;
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.legal ul li { margin-bottom: 4px; }

.legal strong { color: var(--text); }

/* ── Responsive ──────────────────────────────────────────── */

@media (max-width: 768px) {
  .nav-links { display: none; }

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

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

  .pricing-cards {
    grid-template-columns: 1fr;
  }

  .steps::before { left: 20px; }

  .step-number {
    width: 40px;
    height: 40px;
    font-size: 16px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}