@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --bg-color: #000000;
  --bg-gradient-top: #1a1a24;
  --text-main: #ffffff;
  --text-muted: #a1a1aa;
  --accent: #FF5A5F;
  --accent-hover: #ff7276;
  --glass-bg: rgba(255, 255, 255, 0.04);
  --glass-border: rgba(255, 255, 255, 0.1);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-color);
  background-image: radial-gradient(circle at top center, var(--bg-gradient-top), var(--bg-color) 70%);
  background-attachment: fixed;
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  padding: 60px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Header & Nav */
header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 100px;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--text-main);
  text-decoration: none;
}

nav {
  display: flex;
  gap: 24px;
}

nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s ease;
}

nav a:hover, nav a.active {
  color: var(--text-main);
}

/* Hero Section */
.hero {
  text-align: center;
  max-width: 800px;
  margin-bottom: 80px;
}

.hero h1 {
  font-size: clamp(3rem, 8vw, 5rem);
  font-weight: 800;
  letter-spacing: -2px;
  line-height: 1.1;
  margin-bottom: 24px;
  background: linear-gradient(180deg, #ffffff 0%, #a1a1aa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: clamp(1.1rem, 3vw, 1.4rem);
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 40px auto;
  font-weight: 400;
}

/* Glassmorphism Cards */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  width: 100%;
  max-width: 800px;
  margin-bottom: 80px;
}

@media (min-width: 768px) {
  .card-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 40px;
  text-align: left;
  transition: transform 0.3s ease, background 0.3s ease;
}

.glass-card.full-width {
  grid-column: 1 / -1;
}

.glass-card:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.06);
}

.glass-card h2 {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-main);
  letter-spacing: -0.5px;
}

.glass-card p {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}

.glass-card ul {
  list-style: none;
}

.glass-card ul li {
  margin-bottom: 12px;
  color: var(--text-muted);
  font-size: 0.95rem;
  padding-left: 20px;
  position: relative;
}

.glass-card ul li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--accent);
}

/* Button */
a.button {
  display: inline-block;
  background-color: var(--text-main);
  color: var(--bg-color);
  text-decoration: none;
  padding: 16px 32px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 1rem;
  transition: transform 0.2s ease, background-color 0.2s ease;
}

a.button:hover {
  transform: scale(1.02);
  background-color: var(--text-muted);
}

/* Footer */
footer {
  width: 100%;
  text-align: center;
  padding-top: 40px;
  border-top: 1px solid var(--glass-border);
  color: var(--text-muted);
  font-size: 0.9rem;
}