/* ── Reset & Base ───────────────────────────────────────────── */

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

:root {
  --green: #16a34a;
  --green-light: #dcfce7;
  --green-dark: #15803d;
  --blue: #2563eb;
  --blue-light: #dbeafe;
  --red: #dc2626;
  --red-light: #fee2e2;
  --orange: #ea580c;
  --purple: #7c3aed;
  --teal: #0d9488;
  --text: #111827;
  --text-secondary: #6b7280;
  --bg: #ffffff;
  --bg-alt: #f9fafb;
  --border: #e5e7eb;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

.text-gradient {
  background: linear-gradient(135deg, var(--green) 0%, var(--teal) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Buttons ───────────────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn-lg { padding: 14px 28px; font-size: 16px; }

.btn-primary {
  background: var(--green);
  color: white;
  border-color: var(--green);
}
.btn-primary:hover {
  background: var(--green-dark);
  border-color: var(--green-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-outline:hover {
  border-color: var(--text-secondary);
  background: var(--bg-alt);
}

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

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 16px;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.logo-icon {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: var(--green);
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

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

.nav-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text);
}

.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 12px;
  padding: 16px 24px 20px;
  border-top: 1px solid var(--border);
}
.nav-mobile a {
  font-size: 15px;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
}
.nav-mobile.open { display: flex; }

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

.hero {
  padding: 120px 0 60px;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  padding: 4px 16px;
  border-radius: 100px;
  background: var(--green-light);
  color: var(--green-dark);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero-sub {
  max-width: 600px;
  margin: 0 auto 32px;
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.hero-cta {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

/* Demo Visual */
.hero-visual {
  max-width: 560px;
  margin: 0 auto;
}

.demo-window {
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  background: white;
}

.demo-titlebar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
}

.demo-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.demo-dot.red { background: #ef4444; }
.demo-dot.yellow { background: #eab308; }
.demo-dot.green { background: #22c55e; }
.demo-title {
  margin-left: 8px;
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 500;
}

.demo-body { padding: 20px; }

.demo-input {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  background: white;
}
.demo-input.protected {
  border-color: var(--green);
  background: #f0fdf4;
}

.demo-text {
  flex: 1;
  font-size: 14px;
  text-align: left;
  line-height: 1.5;
}

.pii-highlight {
  background: var(--red-light);
  color: var(--red);
  padding: 1px 4px;
  border-radius: 3px;
  font-family: 'SF Mono', Monaco, monospace;
  font-size: 13px;
}

.pseudo-highlight {
  background: var(--blue-light);
  color: var(--blue);
  padding: 1px 4px;
  border-radius: 3px;
  font-family: 'SF Mono', Monaco, monospace;
  font-size: 13px;
}

.demo-shield {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.demo-shield.safe {
  background: var(--red-light);
  color: var(--red);
}
.demo-shield.active {
  background: var(--green-light);
  color: var(--green);
}

.demo-arrow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 12px 0;
}
.demo-arrow-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--green);
}

/* ── Stats ─────────────────────────────────────────────────── */

.stats {
  padding: 40px 0;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}

.stat-number {
  font-size: 36px;
  font-weight: 800;
  color: var(--green);
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 500;
}

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

.features {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-header h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-header p {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 520px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  padding: 24px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: white;
  transition: box-shadow 0.2s, transform 0.2s;
}
.feature-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.feature-icon.blue { background: var(--blue-light); color: var(--blue); }
.feature-icon.red { background: var(--red-light); color: var(--red); }
.feature-icon.green { background: var(--green-light); color: var(--green); }
.feature-icon.purple { background: #ede9fe; color: var(--purple); }
.feature-icon.orange { background: #fff7ed; color: var(--orange); }
.feature-icon.teal { background: #ccfbf1; color: var(--teal); }

.feature-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ── How it Works ──────────────────────────────────────────── */

.how-it-works {
  padding: 80px 0;
  background: var(--bg-alt);
}

.steps {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.step-num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--green);
  color: white;
  font-weight: 800;
  font-size: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step-content h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
}

.step-content p {
  font-size: 15px;
  color: var(--text-secondary);
}

/* ── Sites ─────────────────────────────────────────────────── */

.sites {
  padding: 80px 0;
}

.sites-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.site-pill {
  padding: 8px 16px;
  border-radius: 100px;
  border: 1px solid var(--border);
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  background: white;
  transition: all 0.15s;
}
.site-pill:hover {
  border-color: var(--green);
  color: var(--green);
  background: var(--green-light);
}
.site-pill.more {
  background: var(--bg-alt);
  color: var(--text-secondary);
  border-style: dashed;
}

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

.pricing {
  padding: 80px 0;
  background: var(--bg-alt);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: start;
}

.price-card {
  padding: 28px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: white;
}
.price-card.featured {
  border-color: var(--green);
  box-shadow: 0 0 0 1px var(--green), var(--shadow-lg);
  position: relative;
}

.price-badge {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 12px;
}
.price-card.featured .price-badge { color: var(--green); }

.price-amount {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.price-per {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-secondary);
}

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

.price-features {
  list-style: none;
  margin-bottom: 24px;
}

.price-features li {
  padding: 6px 0;
  font-size: 14px;
  color: var(--text-secondary);
  position: relative;
  padding-left: 22px;
}

.price-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 14px;
  height: 14px;
  background: var(--green-light);
  border-radius: 50%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%2316a34a' stroke-width='3'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 10px;
}

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

.cta {
  padding: 80px 0;
  text-align: center;
}

.cta h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.cta p {
  font-size: 17px;
  color: var(--text-secondary);
  margin-bottom: 28px;
}

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

.footer {
  padding: 48px 0 24px;
  background: var(--text);
  color: #9ca3af;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 32px;
}

.footer-brand p {
  font-size: 14px;
  margin-top: 8px;
}

.footer .nav-logo { color: white; }

.footer-links {
  display: flex;
  gap: 48px;
}

.footer-col h4 {
  color: white;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-col a {
  display: block;
  font-size: 14px;
  color: #9ca3af;
  text-decoration: none;
  padding: 3px 0;
  transition: color 0.15s;
}
.footer-col a:hover { color: white; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid #374151;
  font-size: 13px;
}

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

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

  .hero { padding: 100px 0 48px; }
  .hero h1 { font-size: 32px; }
  .hero-sub { font-size: 16px; }
  .hero-cta { flex-direction: column; align-items: center; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .stat-number { font-size: 28px; }

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

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

  .footer-inner { flex-direction: column; }
  .footer-links { flex-direction: column; gap: 24px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── Background Canvas ─────────────────────────────────────── */

#bgCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  pointer-events: none;
}

/* ── Animations ────────────────────────────────────────────── */

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero h1, .hero-sub, .hero-cta, .hero-visual,
.feature-card, .step, .site-pill, .price-card {
  animation: fadeInUp 0.5s ease-out both;
}

.hero-sub { animation-delay: 0.1s; }
.hero-cta { animation-delay: 0.2s; }
.hero-visual { animation-delay: 0.3s; }

.feature-card:nth-child(2) { animation-delay: 0.1s; }
.feature-card:nth-child(3) { animation-delay: 0.2s; }
.feature-card:nth-child(4) { animation-delay: 0.3s; }
.feature-card:nth-child(5) { animation-delay: 0.4s; }
.feature-card:nth-child(6) { animation-delay: 0.5s; }