@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;800;900&display=swap');

:root {
  --bg-color: #F8F9FA;
  --card-bg: #FFFFFF;
  --text-main: #0F1419;
  --text-muted: #536471;
  --accent: #000000;
  --border: #EFF3F4;
}

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

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Header */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2rem 0;
}

.logo {
  font-size: 1.75rem;
  font-weight: 900;
  letter-spacing: -1.5px;
  color: var(--text-main);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 1rem;
}

.nav-link {
  color: var(--text-main);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  transition: background-color 0.2s;
}

.nav-link:hover {
  background-color: #E7E7E8;
}

.nav-link.active {
  background-color: var(--text-main);
  color: white;
}

/* Hero Section */
.hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6rem 0;
  gap: 4rem;
}

.hero-text {
  flex: 1;
}

.hero h1 {
  font-size: 5rem;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 1.5rem;
  letter-spacing: -3px;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 500px;
  margin-bottom: 2.5rem;
  line-height: 1.5;
}

.store-badges {
  display: flex;
  gap: 1rem;
}

.badge {
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--text-main);
  color: white;
  padding: 0.8rem 1.5rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.badge:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.hero-image {
  flex: 1;
  display: flex;
  justify-content: flex-end;
}

.hero-image img {
  width: 100%;
  max-width: 400px;
  border-radius: 32px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
  100% { transform: translateY(0px); }
}

/* Features */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  padding: 6rem 0;
  border-top: 1px solid var(--border);
}

.card {
  background-color: var(--card-bg);
  padding: 3rem 2.5rem;
  border-radius: 16px;
  transition: transform 0.3s, box-shadow 0.3s;
  border: 1px solid var(--border);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

.card-icon {
  margin-bottom: 1.5rem;
}

.card-icon svg {
  width: 48px;
  height: 48px;
  stroke: var(--accent);
}

.card h3 {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -0.5px;
}

.card p {
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* Footer */
footer {
  padding: 3rem 0;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  margin-left: 2rem;
  font-size: 0.95rem;
  font-weight: 600;
}

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

/* Responsive */
@media (max-width: 900px) {
  .hero {
    flex-direction: column;
    text-align: center;
    padding: 4rem 0;
  }
  .hero p {
    margin: 0 auto 2.5rem;
  }
  .store-badges {
    justify-content: center;
  }
  .hero-image {
    justify-content: center;
    margin-top: 2rem;
  }
  .hero h1 {
    font-size: 3.5rem;
  }
  footer {
    flex-direction: column;
    gap: 1.5rem;
  }
}