:root {
  --bg: #0f172a;
  --panel: #1e293b;
  --panel-light: #334155;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --accent: #6366f1;
  --accent-hover: #4f46e5;
  --danger: #ef4444;
  --success: #22c55e;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

a { color: var(--accent); }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--panel-light);
}

.topbar h1 {
  font-size: 18px;
  margin: 0;
}

.topbar .user-info {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 14px;
  color: var(--muted);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 24px;
}

.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.card {
  background: var(--panel);
  border-radius: var(--radius);
  padding: 32px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.card h2 {
  margin-top: 0;
  text-align: center;
}

label {
  display: block;
  margin-bottom: 6px;
  font-size: 14px;
  color: var(--muted);
}

input[type=text], input[type=password], input[type=email], input[type=file], select, textarea {
  width: 100%;
  padding: 10px 12px;
  margin-bottom: 16px;
  border-radius: 6px;
  border: 1px solid var(--panel-light);
  background: #0f172a;
  color: var(--text);
  font-size: 14px;
}

button, .btn {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 10px 18px;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
  text-decoration: none;
}

button:hover, .btn:hover { background: var(--accent-hover); }

.btn-danger { background: var(--danger); }
.btn-danger:hover { background: #dc2626; }

.error { color: var(--danger); font-size: 14px; margin-bottom: 12px; }
.success { color: var(--success); font-size: 14px; margin-bottom: 12px; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.video-card {
  background: var(--panel);
  border-radius: var(--radius);
  overflow: hidden;
}

.video-card video {
  width: 100%;
  display: block;
  background: #000;
}

.video-card .info {
  padding: 14px 16px;
}

.video-card h3 {
  margin: 0 0 6px;
  font-size: 15px;
}

.video-card p {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 16px;
  background: var(--panel);
  border-radius: var(--radius);
  overflow: hidden;
}

th, td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--panel-light);
  font-size: 14px;
}

th { color: var(--muted); font-weight: 600; }

.flex { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.mt { margin-top: 20px; }
.muted { color: var(--muted); }

.progress-bar {
  height: 8px;
  border-radius: 4px;
  background: var(--panel-light);
  overflow: hidden;
  margin-top: 6px;
}
.progress-bar > div {
  height: 100%;
  background: var(--accent);
  width: 0%;
  transition: width 0.2s;
}