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

body {
  background: #0a0a0a;
  color: #e0e0e0;
  font-family: 'Inter', system-ui, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header / Hero */
header {
  position: relative;
  height: 100vh;
  min-height: 800px;
  display: flex;
  align-items: center;
  background: linear-gradient(to bottom right, #0f0f1f, #0a0a0a);
  background-image: url('tower_05.jpg');  /* ← change this filename/path if needed */
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
}

header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% 70%, rgba(120, 40, 255, 0.12) 0%, transparent 50%);
  pointer-events: none;
  z-index: 1;
}

header::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 20, 0.90);
  pointer-events: none;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
}

.title {
  font-family: 'Orbitron', sans-serif;
  font-size: clamp(4.5rem, 12vw, 9rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  background: linear-gradient(90deg, #c084fc, #a78bfa, #7c3aed);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.8rem;
  text-shadow: 0 0 60px rgba(168, 85, 247, 0.4);
}

.subtitle {
  font-size: clamp(1.25rem, 4vw, 1.8rem);
  color: #a0a0ff;
  margin-bottom: 2.5rem;
  opacity: 0.9;
}

.tagline {
  font-size: 1.25rem;
  max-width: 600px;
  margin: 0 auto 3rem;
  color: #b0b0b0;
}

/* Video Section */
.videos-section {
  padding: 8rem 0;
  background: #0d0d0d;
}

h2 {
  text-align: center;
  font-family: 'Orbitron', sans-serif;
  font-size: 3.5rem;
  margin-bottom: 4rem;
  background: linear-gradient(90deg, #e0e7ff, #c4b5fd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: 2.5rem;
}

.video-card {
  background: #111;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid #222;
  transition: all 0.3s ease;
  box-shadow: 0 10px 30px rgba(0,0,0,0.6);
}

.video-card:hover {
  transform: translateY(-12px);
  border-color: #7c3aed;
  box-shadow: 0 20px 50px rgba(124, 58, 237, 0.25);
}

.video-card a:hover .play-overlay {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1.15);
}

.video-wrapper {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 */
  height: 0;
  overflow: hidden;
}

.video-wrapper iframe,
.video-wrapper video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.video-title {
  padding: 1.5rem;
  font-size: 1.3rem;
  font-weight: 600;
  color: #e0e0ff;
}

/* Footer */
footer {
  padding: 5rem 0 3rem;
  text-align: center;
  color: #666;
  font-size: 0.95rem;
  border-top: 1px solid #1a1a1a;
}

@media (max-width: 768px) {
  .title { font-size: 5.5rem; }
  h2 { font-size: 2.8rem; }
  .videos-section { padding: 5rem 0; }
}