* { margin:0; padding:0; box-sizing:border-box; }
body {
  font-family: 'Inter', sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  min-height: 100vh;
}

.navbar {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(20px);
  padding: 1rem 0;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid rgba(255,255,255,0.2);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.logo {
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(90deg, #ff6b6b, #4ecdc4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links a {
  color: white;
  text-decoration: none;
  margin: 0 1rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 30px;
  transition: 0.3s;
}

.nav-links a:hover, .nav-links a.active {
  background: rgba(255,255,255,0.2);
}

#search {
  padding: 0.7rem 1.2rem;
  border: none;
  border-radius: 30px;
  background: rgba(255,255,255,0.2);
  color: white;
  width: 300px;
  max-width: 100%;
}

#search::placeholder { color: rgba(255,255,255,0.7); }

.admin-btn {
  background: #ff6b6b;
  padding: 0.7rem 1.5rem;
  border-radius: 30px;
  text-decoration: none;
  color: white;
  font-weight: 600;
}

.container {
  max-width: 1200px;
  margin: 100px auto 40px;
  padding: 20px;
}

.page-title {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: 2rem;
  text-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

.video-card {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  overflow: hidden;
  transition: 0.4s;
  border: 1px solid rgba(255,255,255,0.2);
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

.video-card:hover {
  transform: translateY(-15px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.video-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.video-card h3 {
  padding: 1rem;
  font-size: 1.2rem;
}

/* Player Page */
.player-container {
  max-width: 1200px;
  margin: 100px auto;
  padding: 20px;
}

.video-player-card {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  overflow: hidden;
  margin-bottom: 3rem;
  border: 1px solid rgba(255,255,255,0.2);
  box-shadow: 0 10px 40px rgba(0,0,0,0.4);
}

#videoPlayer {
  width: 100%;
  max-height: 70vh;
  background: #000;
}

.video-info {
  padding: 2rem;
}

.video-info h2 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.video-info p {
  opacity: 0.9;
  line-height: 1.6;
}

/* Admin Panel */
.admin-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: 20px;
}

.admin-card {
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(25px);
  border-radius: 25px;
  padding: 3rem;
  width: 100%;
  max-width: 600px;
  border: 1px solid rgba(255,255,255,0.3);
  box-shadow: 0 15px 50px rgba(0,0,0,0.5);
}

.admin-card input, .admin-card textarea, .admin-card select, .admin-card button {
  width: 100%;
  padding: 1rem;
  margin: 0.8rem 0;
  border: none;
  border-radius: 12px;
  background: rgba(255,255,255,0.2);
  color: white;
  font-size: 1rem;
}

.admin-card input::placeholder, .admin-card textarea::placeholder {
  color: rgba(255,255,255,0.7);
}

.admin-card button {
  background: #4ecdc4;
  cursor: pointer;
  font-weight: bold;
  transition: 0.3s;
}

.admin-card button:hover {
  background: #45b7a8;
}

.admin-video-item {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.1);
  padding: 1rem;
  border-radius: 12px;
  margin: 1rem 0;
  gap: 1rem;
}

@media (max-width: 768px) {
  .nav-container { flex-direction: column; }
  #search { width: 100%; }
  .video-grid { grid-template-columns: 1fr; }
}