:root {
  --bg: #050505;
  --accent: #bb86fc; /* Cyber Purple */
  --secondary: #03dac6; /* Teal */
  --text: #f0f0f0;
  --glass: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.1);
}

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

body {
  font-family: 'Poppins', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

/* --- NAVIGATION --- */
nav {
  position: fixed;
  top: 0; width: 100%;
  padding: 1.5rem 10%;
  display: flex; justify-content: space-between; align-items: center;
  background: rgba(5, 5, 5, 0.8);
  backdrop-filter: blur(15px);
  z-index: 1000;
  border-bottom: 1px solid var(--glass-border);
}

.logo { font-weight: 700; font-size: 1.4rem; letter-spacing: 2px; }
.logo span { color: var(--accent); }

.nav-links { display: flex; gap: 2.5rem; }
.nav-links a:hover { color: var(--accent); }

/* --- HERO SECTION --- */
.hero {
  height: 100vh;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  background: radial-gradient(circle at center, #1a1a2e 0%, #050505 100%);
}

.hero h1 {
  font-size: clamp(2.5rem, 8vw, 5rem);
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero h1 span {
  background: linear-gradient(90deg, var(--accent), var(--secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p { font-size: 1.2rem; color: #888; max-width: 600px; margin: 0 auto 2rem; }

/* --- BUTTONS --- */
.btn {
  padding: 1rem 2.5rem;
  border-radius: 50px;
  font-weight: 600;
  transition: 0.4s;
  display: inline-block;
}

.primary { background: var(--accent); color: #000; }
.primary:hover { transform: scale(1.05); box-shadow: 0 0 20px var(--accent); }

.secondary { border: 1px solid var(--glass-border); margin-left: 1rem; }
.secondary:hover { background: var(--glass); }

/* --- GRID & CARDS --- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 5%; }
.section-title { font-size: 2.5rem; margin-bottom: 3rem; text-align: center; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
}

.card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  overflow: hidden;
  transition: 0.5s;
}

.card:hover {
  transform: translateY(-10px);
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.05);
}

.card-img img { width: 100%; height: 200px; object-fit: cover; }
.card-content { padding: 2rem; }
.card-content h3 { margin-bottom: 1rem; color: var(--secondary); }

.tags { display: flex; gap: 0.5rem; margin-top: 1rem; }
.tags span {
  font-size: 0.7rem;
  padding: 0.3rem 0.8rem;
  background: rgba(187, 134, 252, 0.1);
  color: var(--accent);
  border-radius: 20px;
}

/* --- FOOTER --- */
footer {
  padding: 4rem 10%;
  border-top: 1px solid var(--glass-border);
  text-align: center;
}

.footer-links { margin-top: 1rem; display: flex; justify-content: center; gap: 2rem; }
.footer-links a { color: #555; font-size: 0.9rem; }

/* --- ANIMATIONS --- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.reveal { animation: fadeInUp 1s ease forwards; }
.reveal-delay { animation: fadeInUp 1s ease 0.3s forwards; opacity: 0; }