:root {
  color-scheme: light;
  --bg: #f8fafc;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --accent: #3b82f6;
  --accent-soft: #dbeafe;
  --border: rgba(15, 23, 42, 0.08);
  --gradient-start: #3b82f6;
  --gradient-end: #8b5cf6;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: "Inter", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  background: linear-gradient(135deg, #ffffff 0%, #f8fafc 50%, #f1f5f9 100%);
  color: var(--text);
  line-height: 1.6;
  font-weight: 400;
}
.container {
  max-width: 1100px;
  margin: 40px auto;
  padding: 0 20px 70px;
}
.hero {
  background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
  border-radius: 32px;
  padding: 48px;
  border: 1px solid var(--border);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  color: white;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="white" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="white" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="white" opacity="0.15"/><circle cx="10" cy="50" r="0.5" fill="white" opacity="0.15"/><circle cx="90" cy="30" r="0.5" fill="white" opacity="0.15"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>') repeat;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-badge {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  padding: 8px 16px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-block;
  margin-bottom: 16px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero h1 {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.1rem;
  max-width: 500px;
  margin-bottom: 32px;
  line-height: 1.7;
}

.hero-stats {
  display: flex;
  gap: 32px;
  margin-bottom: 32px;
}

.stat {
  text-align: center;
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-primary, .btn-secondary {
  padding: 14px 28px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  display: inline-block;
}

.btn-primary {
  background: white;
  color: var(--gradient-start);
  box-shadow: 0 4px 14px 0 rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px 0 rgba(0, 0, 0, 0.15);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.hero-visual {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.phone-mockup {
  width: 200px;
  height: 400px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 40px;
  padding: 12px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: white;
  border-radius: 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.app-icon {
  font-size: 4rem;
}

.app-name {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
}
.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.pill {
  background: var(--accent-soft);
  color: var(--accent);
  padding: 8px 14px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
}
.section {
  margin-top: 32px;
}
.section-header {
  margin-bottom: 16px;
}
.section-header h2 {
  font-size: 1.5rem;
  margin-bottom: 6px;
}
.section-header p {
  color: var(--muted);
}
.card {
  background: var(--card);
  border-radius: 20px;
  padding: 32px;
  border: 1px solid var(--border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.feature-card {
  background: var(--card);
  border-radius: 20px;
  padding: 24px;
  border: 1px solid var(--border);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--gradient-start), var(--gradient-end));
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  font-size: 2rem;
  margin-bottom: 12px;
  display: block;
}

.feature-card h3 {
  font-size: 1.1rem;
  margin-bottom: 12px;
  font-weight: 700;
  color: var(--text);
}

.feature-card p {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.6;
}
.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}
.screenshot-card {
  background: var(--card);
  border-radius: 24px;
  padding: 20px;
  border: 1px solid var(--border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
  display: grid;
  gap: 16px;
  transition: all 0.3s ease;
}

.screenshot-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}
.screenshot-frame {
  background: linear-gradient(160deg, #f6f7ff 0%, #fefbff 100%);
  border-radius: 22px;
  padding: 10px;
  border: 1px solid var(--border);
}
.screenshot-image {
  width: 100%;
  height: auto;
  border-radius: 16px;
  display: block;
  background: #eef0f7;
}
figcaption h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
  font-weight: 700;
  color: var(--text);
}
figcaption p {
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.6;
}
ul {
  list-style: none;
  display: grid;
  gap: 10px;
}
li {
  background: #f4f5fb;
  padding: 10px 14px;
  border-radius: 10px;
  color: var(--text);
}
a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}
.footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 32px;
}
.privacy-features {
  display: grid;
  gap: 20px;
}

.privacy-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: var(--bg);
  border-radius: 16px;
  transition: all 0.3s ease;
}

.privacy-item:hover {
  transform: translateX(4px);
  background: linear-gradient(90deg, var(--bg), #f1f5f9);
}

.privacy-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.privacy-item strong {
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
  display: block;
}

.privacy-item p {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 32px;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .hero-actions {
    justify-content: center;
  }
}

@media (max-width: 700px) {
  .hero {
    padding: 32px 24px;
  }
  
  .hero-stats {
    gap: 24px;
  }
  
  .phone-mockup {
    width: 160px;
    height: 320px;
  }
  
  .feature-grid {
    grid-template-columns: 1fr;
  }
  
  .screenshot-grid {
    grid-template-columns: 1fr;
  }
}