/* Disney+ 风格参考的暗色主题 */
:root {
  --bg: #0c111b;
  --bg-grad-top: #0f1630;
  --bg-grad-bottom: #0c111b;
  --text: #e6e6e6;
  --muted: #9aa5b1;
  --primary: #1f80e0;
  --primary-hover: #2a8ef0;
  --danger: #e05454;
  --danger-hover: #e86d6d;
  --card: #151c28;
  --card-hover: #1a2434;
  --accent: #3b82f6;
  --radius: 10px;
  --control-height: 40px;
  --btn-height: 40px;
  --btn-font: 14px;
}

html, body { height: 100%; }
body.theme-dark {
  margin: 0;
  color: var(--text);
  background: linear-gradient(180deg, var(--bg-grad-top), var(--bg-grad-bottom));
  font-family: -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: rgba(21, 28, 40, 0.6);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.brand { font-weight: 700; letter-spacing: 0.3px; }
.topbar nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 16px;
}
.topbar nav a.active, .topbar nav a:hover { color: var(--text); }

.container { max-width: 1024px; margin: 24px auto; padding: 0 24px; }
.container.narrow { max-width: 520px; }
.page-title { font-size: 24px; margin: 8px 0 16px; }

.alert { padding: 10px 12px; border-radius: 6px; margin-bottom: 12px; }
.alert-error { background: rgba(224, 84, 84, 0.15); color: #ffb3b3; }
.alert-success { background: rgba(43, 160, 80, 0.15); color: #b8ffcf; }
.muted { color: var(--muted); }

.form label { display:block; margin-top: 12px; color: var(--muted); }
.form input[type="text"],
.form input[type="password"],
.form input[type="datetime-local"],
.form input[type="file"] {
  width: 100%;
  margin-top: 6px;
  height: var(--control-height);
  padding: 0 12px;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.12);
  background: #0d1424;
  color: var(--text);
}
.checkbox { margin-top: 12px; }
.row { display: flex; gap: 16px; }
.col { flex: 1; }

.btn { display: inline-flex; align-items: center; justify-content: center; height: var(--btn-height); padding: 0 16px; border-radius: var(--radius); border: none; cursor: pointer; background: #253047; color: var(--text); text-decoration: none; font-size: var(--btn-font); font-weight: 600; }
.btn:hover { background: #2a3a58; }
.btn-sm { height: 32px; padding: 0 12px; font-size: 13px; }
.btn-lg { height: 48px; padding: 0 18px; font-size: 16px; }
.btn-primary { background: var(--primary); }
.btn-primary:hover { background: var(--primary-hover); }
.btn-danger { background: var(--danger); }
.btn-danger:hover { background: var(--danger-hover); }
.btn-outline { background: transparent; border: 1px solid rgba(255,255,255,0.18); }
.btn-outline:hover { border-color: rgba(255,255,255,0.32); }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.card {
  background: var(--card);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0,0,0,0.25);
  transition: transform .2s ease, background .2s ease;
}
.card:hover { transform: translateY(-2px); background: var(--card-hover); }
.card-header { display: flex; justify-content: space-between; align-items: center; padding: 14px 16px; border-bottom: 1px solid rgba(255,255,255,0.06); }
.card-title { font-weight: 600; }
.card-body { padding: 16px; }
.card-actions { display:flex; gap: 8px; padding: 12px 16px; border-top: 1px solid rgba(255,255,255,0.06); }
.meta { color: var(--muted); margin-bottom: 6px; }
.status { font-size: 12px; height: 24px; padding: 0 10px; display: inline-flex; align-items: center; border-radius: 999px; }
.status-live { background: rgba(63, 201, 119, 0.15); color: #b8ffcf; }
.status-upcoming { background: rgba(59, 130, 246, 0.15); color: #cce3ff; }
.status-expired { background: rgba(224, 84, 84, 0.15); color: #ffb3b3; }
.status-open { background: rgba(255, 255, 255, 0.08); color: var(--text); }

.empty { color: var(--muted); text-align: center; padding: 32px; border: 1px dashed rgba(255,255,255,0.12); border-radius: 12px; }

.footer { color: var(--muted); text-align: center; padding: 24px; }

/* 移动端优化 */
@media (max-width: 640px) {
  .topbar { padding: 12px 16px; flex-wrap: wrap; }
  .topbar nav a { margin-left: 12px; display: inline-block; padding: 6px 0; }
  .container { margin: 16px auto; padding: 0 12px; }
  .container.narrow { max-width: 100%; }
  .page-title { font-size: 20px; }
  .row { flex-direction: column; gap: 12px; }
  .grid { grid-template-columns: repeat(1, 1fr); gap: 12px; }
  .form input[type="text"],
  .form input[type="password"],
  .form input[type="datetime-local"],
  .form input[type="file"] { padding: 12px 14px; font-size: 16px; }
  .btn { padding: 12px 16px; font-size: 16px; }
  .card-header { padding: 12px 14px; }
  .card-body { padding: 14px; }
  .card-actions { padding: 10px 14px; flex-wrap: wrap; }
}