:root {
  --bg: #f4f8ff;
  --surface: #ffffff;
  --border: #dbe8ff;
  --text: #0f172a;
  --muted: #4f647f;
  --primary: #2563eb;
  --primary-2: #1d4ed8;
  --danger: #dc2626;
  --success: #059669;
  --radius: 16px;
  --shadow: 0 12px 30px rgba(37, 99, 235, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 10% 10%, #dce9ff, var(--bg) 45%),
    linear-gradient(130deg, #f8fbff 0%, #eff4ff 100%);
}

.container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 18px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
}

.auth-card {
  max-width: 460px;
  margin: 56px auto;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.admin-layout {
  margin-top: 14px;
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 14px;
}

.sidebar {
  position: sticky;
  top: 12px;
  height: fit-content;
  display: grid;
  gap: 8px;
  align-content: start;
}

.nav-btn {
  text-align: left;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #f8fbff;
  color: #17315f;
  font: inherit;
  font-weight: 700;
  padding: 11px 12px;
  cursor: pointer;
}

.nav-btn.active {
  border-color: var(--primary);
  background: #ecf3ff;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.content-col {
  display: grid;
  gap: 14px;
}

.panel-section {
  min-height: 220px;
}

.hidden {
  display: none !important;
}

h1,
h2,
h3,
h4 {
  margin: 0;
}

h1 {
  font-size: 28px;
}

h2 {
  font-size: 24px;
}

h3 {
  font-size: 20px;
  margin-bottom: 12px;
}

.muted {
  color: var(--muted);
}

.tiny {
  font-size: 12px;
}

.grid {
  display: grid;
}

.cols-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.gap-sm {
  gap: 8px;
}

.gap-lg {
  gap: 14px;
}

.input,
.textarea,
.select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 12px;
  background: #fbfdff;
  color: var(--text);
  font: inherit;
}

.textarea {
  min-height: 108px;
  resize: vertical;
}

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: rgba(37, 99, 235, 0.5);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.16);
}

.checkbox-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
}

.actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.upload-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.media-list {
  display: grid;
  gap: 6px;
  margin-top: 4px;
}

.media-pill {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #f8fbff;
}

.thumb-grid {
  margin-top: 8px;
  display: grid;
  gap: 8px;
  grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
}

.thumb-item {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: #eef5ff;
}

.thumb-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.btn {
  border: none;
  border-radius: 12px;
  padding: 10px 14px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.btn-primary {
  color: #fff;
  background: linear-gradient(120deg, var(--primary), var(--primary-2));
}

.btn-secondary {
  background: #eaf1ff;
  color: #17315f;
}

.btn-danger {
  background: #fee2e2;
  color: #991b1b;
}

.list {
  margin-top: 12px;
  display: grid;
  gap: 8px;
}

.list-item {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px;
  background: #fbfdff;
}

.list-item-header {
  display: flex;
  justify-content: space-between;
  gap: 8px;
}

.list-item-title {
  font-weight: 700;
}

.list-item-meta {
  margin-top: 6px;
  color: var(--muted);
  font-size: 14px;
}

.inline-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.metric-grid {
  margin-top: 12px;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
}

.metric-card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px;
  background: #f8fbff;
}

.metric-value {
  font-size: 24px;
  font-weight: 800;
}

.metric-label {
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
}

.error {
  margin: 0;
  color: var(--danger);
  font-size: 13px;
  min-height: 18px;
}

.success {
  color: var(--success);
}

@media (max-width: 1080px) {
  .admin-layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 980px) {
  .cols-2,
  .cols-4,
  .upload-row {
    grid-template-columns: 1fr;
  }

  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .sidebar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}