:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --text: #1a2332;
  --muted: #5c6b7a;
  --border: #d8dee6;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --danger: #dc2626;
  --success: #059669;
  --warning: #d97706;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.5rem;
}

header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
}

header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.brand {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.card h1,
.card h2 {
  margin-top: 0;
}

.muted {
  color: var(--muted);
  font-size: 0.9rem;
}

.flash {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
}

.flash-success {
  background: #d1fae5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.flash-error {
  background: #fee2e2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

.filters {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.75rem;
  align-items: end;
}

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

input,
select,
textarea {
  width: 100%;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font: inherit;
  background: #fff;
}

textarea {
  min-height: 90px;
  resize: vertical;
}

.btn {
  display: inline-block;
  padding: 0.55rem 1rem;
  border: none;
  border-radius: 8px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--primary-hover);
  text-decoration: none;
}

.btn-secondary {
  background: #e5e7eb;
  color: var(--text);
}

.btn-secondary:hover {
  background: #d1d5db;
  text-decoration: none;
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-danger:hover {
  background: #b91c1c;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.delete-form {
  margin-left: auto;
}

.delete-form-standalone {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}

.inline-delete {
  display: inline;
  margin-left: 0.75rem;
}

.inline-delete button {
  background: none;
  border: none;
  color: var(--danger);
  cursor: pointer;
  font: inherit;
  padding: 0;
  text-decoration: underline;
}

.inline-delete button:hover {
  color: #b91c1c;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

th,
td {
  text-align: left;
  padding: 0.65rem 0.5rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

th {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--muted);
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-published {
  background: #d1fae5;
  color: #065f46;
}

.badge-draft {
  background: #fef3c7;
  color: #92400e;
}

.badge-pending {
  background: #fee2e2;
  color: #991b1b;
}

.section-title {
  margin: 1.75rem 0 0.75rem;
  font-size: 1.05rem;
  font-weight: 600;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.form-grid .full {
  grid-column: 1 / -1;
}

.stats {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.stat {
  background: #eef2ff;
  border-radius: 8px;
  padding: 0.5rem 0.85rem;
  font-size: 0.9rem;
}

.video-url {
  max-width: 220px;
  word-break: break-all;
  font-size: 0.8rem;
  color: var(--muted);
}