:root {
  --primary-color: #3b82f6;
  /* Modern Blue */
  --primary-hover: #2563eb;
  --secondary-color: #f3f4f6;
  --text-main: #111827;
  --text-muted: #6b7280;
  --bg-color: #ffffff;
  --max-width: 1200px;
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --transition: all 0.3s ease;
}

/* Reset & Base */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  color: var(--text-main);
  background-color: var(--bg-color);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

/* Layout */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-color);
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--primary-color);
}

.btn-primary {
  background-color: var(--primary-color);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: 50px;
  font-weight: 600;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

/* Hero Section */
.hero {
  padding: 160px 0 100px;
  background: linear-gradient(135deg, #eff6ff 0%, #ffffff 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-text h1 {
  font-size: 3.5rem;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  background: linear-gradient(to right, #1e3a8a, #3b82f6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-text p {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  max-width: 500px;
}

.app-buttons {
  display: flex;
  gap: 1rem;
}

.store-badge {
  display: inline-flex;
  align-items: center;
  background: #000;
  color: white;
  padding: 0.5rem 1.25rem;
  border-radius: 8px;
  transition: var(--transition);
}

.store-badge:hover {
  transform: translateY(-2px);
  opacity: 0.9;
}

.store-badge svg {
  width: 24px;
  height: 24px;
  margin-right: 0.75rem;
}

.store-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.2;
}

.store-text span {
  font-size: 0.75rem;
  opacity: 0.8;
}

.store-text strong {
  font-size: 1rem;
  font-weight: 600;
}

.hero-image {
  position: relative;
}

.phone-mockup {
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
  position: relative;
  /* Removed border and background to avoid double-bezel effect with uploaded image */
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: #f3f4f6;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: #9ca3af;
}

/* Features Section */
.features {
  padding: 100px 0;
  background-color: #fff;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.feature-card {
  padding: 2rem;
  border-radius: 20px;
  background-color: #fff;
  border: 1px solid #f3f4f6;
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.feature-icon {
  width: 50px;
  height: 50px;
  background-color: #eff6ff;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* CTA Section */
.cta {
  padding: 100px 0;
  background-color: #f8fafc;
  text-align: center;
}

.cta h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
}

/* Footer */
footer {
  padding: 3rem 0;
  border-top: 1px solid #f3f4f6;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }

  .hero-text h1 {
    font-size: 2.5rem;
  }

  .hero-text p {
    margin: 0 auto 2rem;
  }

  .app-buttons {
    justify-content: center;
  }

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