:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --surface-hover: #f1f5f9;
  --primary: #f97316;
  --primary-dark: #ea580c;
  --text: #0f172a;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --radius: 12px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: 'Inter', -apple-system, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
a { color: var(--primary); text-decoration: none; transition: 0.2s; }
a:hover { color: var(--primary-dark); }

/* Layout */
header {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
}
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 5%;
  max-width: 1200px;
  margin: 0 auto;
}
.logo { font-size: 1.5rem; font-weight: 800; color: var(--text); letter-spacing: -0.5px;}
.logo span { color: var(--primary); }
.nav-links { display: flex; gap: 2rem; }
.nav-links a { color: var(--text); font-weight: 500; }
.nav-links a:hover { color: var(--primary); }

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  text-align: center;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); }
.btn-outline { background: transparent; border: 1px solid var(--primary); color: var(--primary); }
.btn-outline:hover { background: rgba(204, 255, 0, 0.1); }

main { max-width: 1200px; margin: 2rem auto; padding: 0 5%; }

/* Hero */
.hero { text-align: center; padding: 4rem 0; }
.hero h1 { font-size: 3.5rem; margin-bottom: 1rem; line-height: 1.2; }
.hero p { font-size: 1.25rem; color: var(--text-muted); margin-bottom: 2rem; max-width: 600px; margin-inline: auto; }

/* Grid / Cards */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.5rem; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: 0.3s;
  height: 100%;
}
.card:hover { transform: translateY(-5px); border-color: var(--primary); }
.card-img { height: 180px; background: #2a2e39; display: flex; align-items: center; justify-content: center; color: var(--text-muted); }
.card-body { padding: 1.5rem; }
.card-title { font-size: 1.25rem; margin-bottom: 0.5rem; }
.tag { display: inline-block; padding: 0.25rem 0.75rem; background: rgba(255,255,255,0.1); border-radius: 20px; font-size: 0.85rem; margin-right: 0.5rem; margin-bottom: 0.5rem;}
.meta { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 1rem; display:flex; gap:1rem;}

/* Mobile */
@media(max-width: 768px) {
  .nav-links { display: none; }
  .hero h1 { font-size: 2.5rem; }
  main { margin: 1rem auto; }
}

/* Footer */
footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 3rem 5% 1.5rem;
  margin-top: 4rem;
}
.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2rem;
}
.footer-text {
  color: var(--text-muted);
  font-size: 0.9rem;
}
.footer-text:hover { color: var(--primary); }