:root {
  --bg-primary: #0A0A0C;
  --bg-surface: #121216;
  --bg-surface-elevated: #1A1A22;
  --bg-surface-hover: #22222C;
  --border-color: #26262E;
  --border-focused: #10B981;
  --text-primary: #FFFFFF;
  --text-secondary: #A1A1AA;
  --text-muted: #71717A;
  --accent: #10B981;
  --accent-light: #34D399;
  --accent-hover: #059669;
  --accent-glow: rgba(16, 185, 129, 0.25);
  --success: #10B981;
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-family);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
header {
  padding: 18px 0;
  border-bottom: 1px solid var(--border-color);
  background: rgba(10, 10, 12, 0.85);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.logo span {
  color: var(--accent);
}

nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  margin-left: 20px;
  transition: color 0.2s ease;
}

nav a:hover {
  color: var(--text-primary);
}

/* Hero Section */
.hero {
  padding: 70px 0 50px;
  text-align: center;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 24px;
  letter-spacing: 0.5px;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

.hero h1 {
  font-size: 54px;
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin-bottom: 20px;
  max-width: 840px;
  margin-left: auto;
  margin-right: auto;
}

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

.hero p {
  font-size: 19px;
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 36px;
}

.cta-group {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 50px;
}

.btn-primary {
  background: var(--accent);
  color: #000000;
  padding: 14px 28px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 800;
  font-size: 16px;
  box-shadow: 0 4px 20px var(--accent-glow);
  transition: transform 0.15s ease, background 0.2s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  background: var(--accent-light);
}

.btn-secondary {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 14px 28px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  transition: background 0.2s ease, border-color 0.2s ease;
}

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

/* Feature Banner Showcase */
.banner-showcase {
  margin: 20px auto 40px;
  max-width: 860px;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6);
}

.banner-showcase img {
  width: 100%;
  height: auto;
  display: block;
}

/* Card Showcase */
.card-showcase {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 32px;
  margin: 40px auto;
  max-width: 600px;
  text-align: left;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.card-title {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
}

.price-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-color);
  font-size: 15px;
}

.price-row:last-child {
  border-bottom: none;
  padding-top: 16px;
  margin-top: 4px;
}

.price-row .total-label {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
}

.price-row .total-badge {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--accent);
  padding: 4px 12px;
  border-radius: 6px;
  font-weight: 800;
  font-size: 17px;
}

.disclaimer-box {
  background: rgba(255, 255, 255, 0.02);
  border-left: 3px solid var(--accent);
  padding: 12px 16px;
  border-radius: 4px;
  margin-top: 18px;
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* App Screenshots Gallery */
.screenshots-section {
  padding: 40px 0 60px;
  text-align: center;
}

.section-heading {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

.section-subheading {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 540px;
  margin: 0 auto 36px;
}

.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.screenshot-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.screenshot-card:hover {
  transform: translateY(-4px);
  border-color: var(--border-focused);
}

.screenshot-card img {
  width: 100%;
  height: auto;
  display: block;
}

.screenshot-caption {
  padding: 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
}

/* Features Grid */
.features {
  padding: 60px 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 28px;
  transition: border-color 0.2s ease;
}

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

.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
}

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

/* Legal Documents */
.legal-content {
  padding: 60px 0;
  max-width: 760px;
}

.legal-content h1 {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 12px;
}

.legal-content .effective-date {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 32px;
}

.legal-content h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 28px 0 12px;
  color: var(--text-primary);
}

.legal-content p, .legal-content ul {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.legal-content ul {
  padding-left: 24px;
}

.legal-content li {
  margin-bottom: 8px;
}

/* Footer */
footer {
  margin-top: auto;
  padding: 40px 0 30px;
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 14px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  margin-left: 16px;
  transition: color 0.2s ease;
}

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

@media (max-width: 768px) {
  .hero h1 {
    font-size: 36px;
  }
  .hero p {
    font-size: 16px;
  }
  .card-showcase {
    padding: 20px;
  }
  .screenshots-grid {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 16px;
    padding-bottom: 12px;
    -webkit-overflow-scrolling: touch;
  }
  .screenshot-card {
    min-width: 220px;
    flex: 0 0 70%;
    scroll-snap-align: center;
  }
}