/* General */
body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: linear-gradient(to right, #1e3c72, #2a5298);
  color: white;
}

/* Auth pages */
.auth-body {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}
.auth-box {
  background: #111827;
  padding: 20px;
  border-radius: 12px;
  width: 300px;
  text-align: center;
}
.auth-box input {
  width: 90%;
  margin: 8px 0;
  padding: 8px;
  border-radius: 6px;
  border: none;
}
.auth-box button {
  padding: 10px;
  width: 100%;
  border-radius: 6px;
  background: #2563eb;
  color: white;
  border: none;
  cursor: pointer;
}
.auth-box a { color: #60a5fa; }

/* Layout */
.app {
  display: flex;
  height: 100vh;
}
.sidebar {
  width: 220px;
  background: #111827;
  padding: 20px;
}
.sidebar h2 {
  color: #60a5fa;
}
.sidebar li {
  margin: 12px 0;
  padding: 10px;
  border-radius: 8px;
  cursor: pointer;
}
.sidebar li:hover {
  background: #1f2937;
}
.main {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
}

/* Dashboard cards */
.dashboard-grid {
  display: flex;
  gap: 16px;
  margin-top: 20px;
  flex-wrap: wrap;
}
.card {
  flex: 1;
  min-width: 220px;
  background: #1f2937;
  padding: 20px;
  border-radius: 12px;
  text-align: center;
  cursor: pointer;
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}
.card:hover { transform: translateY(-4px); }
.card button {
  margin: 6px 0;
  width: 100%;
  padding: 8px;
  border-radius: 6px;
  background: #2563eb;
  color: white;
  border: none;
}

/* Chat */
.chat-box {
  background: #111827;
  padding: 12px;
  border-radius: 8px;
  max-height: 400px;
  overflow-y: auto;
}
.message { margin: 6px 0; }
.user { color: #60a5fa; }
.bot { color: #facc15; }

/* Forms */
textarea, input, select {
  width: 100%;
  margin: 6px 0;
  padding: 8px;
  border-radius: 6px;
  border: none;
}
button:hover { opacity: 0.9; }
.video-container {
  display: flex;
  flex-wrap: wrap;      /* Wrap videos on small screens */
  gap: 15px;
  margin-top: 15px;
}

.video-container iframe {
  flex: 1 1 300px;      /* Make iframes responsive */
  max-width: 300px;
  height: 200px;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}