:root {
  --admin-bg: #f4f6f9;
  --admin-sidebar: #1a2332;
  --admin-sidebar-hover: #243044;
  --admin-accent: #c9a84c;
  --admin-accent-dark: #a88a3a;
  --admin-text: #2c3e50;
  --admin-muted: #6b7c93;
  --admin-border: #e2e8f0;
  --admin-success: #27ae60;
  --admin-danger: #e74c3c;
  --admin-card: #ffffff;
  --admin-radius: 8px;
}

*, *::before, *::after { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 14px;
  color: var(--admin-text);
  background: var(--admin-bg);
}

/* Login */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1a2332 0%, #2c3e50 100%);
  padding: 20px;
}

.login-card {
  background: var(--admin-card);
  border-radius: 12px;
  padding: 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.login-card h1 {
  margin: 0 0 8px;
  font-size: 22px;
  color: var(--admin-sidebar);
}

.login-card p {
  margin: 0 0 28px;
  color: var(--admin-muted);
  font-size: 13px;
}

.login-logo {
  width: 60px;
  height: 60px;
  background: var(--admin-accent);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
}

/* Layout */
.admin-layout {
  display: flex;
  min-height: 100vh;
}

.admin-sidebar {
  width: 260px;
  background: var(--admin-sidebar);
  color: #fff;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
  transition: transform 0.3s;
}

.admin-sidebar-header {
  padding: 24px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.admin-sidebar-header h2 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
}

.admin-sidebar-header span {
  font-size: 11px;
  color: rgba(255,255,255,0.5);
  display: block;
  margin-top: 4px;
}

.admin-nav {
  flex: 1;
  overflow-y: auto;
  padding: 12px 0;
}

.admin-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 20px;
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  font-size: 13px;
  transition: background 0.15s, color 0.15s;
  border-left: 3px solid transparent;
}

.admin-nav a:hover,
.admin-nav a.active {
  background: var(--admin-sidebar-hover);
  color: #fff;
  border-left-color: var(--admin-accent);
}

.admin-sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.admin-main {
  flex: 1;
  margin-left: 260px;
  display: flex;
  flex-direction: column;
}

.admin-topbar {
  background: var(--admin-card);
  border-bottom: 1px solid var(--admin-border);
  padding: 16px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}

.admin-topbar h1 {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
}

.admin-topbar-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.admin-content {
  padding: 28px;
  flex: 1;
}

/* Forms */
.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
  font-size: 13px;
  color: var(--admin-text);
}

.form-group .hint {
  font-size: 11px;
  color: var(--admin-muted);
  margin-top: 4px;
}

.form-control {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius);
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.15s;
  background: #fff;
}

.form-control:focus {
  outline: none;
  border-color: var(--admin-accent);
  box-shadow: 0 0 0 3px rgba(201,168,76,0.15);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 18px;
  border: none;
  border-radius: var(--admin-radius);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  text-decoration: none;
  font-family: inherit;
}

.btn:active { transform: scale(0.98); }

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

.btn-primary:hover { background: var(--admin-accent-dark); }

.btn-secondary {
  background: var(--admin-bg);
  color: var(--admin-text);
  border: 1px solid var(--admin-border);
}

.btn-secondary:hover { background: var(--admin-border); }

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

.btn-danger:hover { background: #c0392b; }

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

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

.btn-block { width: 100%; justify-content: center; }

/* Cards */
.admin-card {
  background: var(--admin-card);
  border-radius: var(--admin-radius);
  border: 1px solid var(--admin-border);
  padding: 24px;
  margin-bottom: 20px;
}

.admin-card h3 {
  margin: 0 0 16px;
  font-size: 15px;
  font-weight: 600;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--admin-border);
}

/* Section panels */
.section-panel { display: none; }
.section-panel.active { display: block; }

/* Item list (reorderable) */
.item-list { list-style: none; margin: 0; padding: 0; }

.item-list-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--admin-bg);
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius);
  margin-bottom: 8px;
}

.item-list-item .drag-handle {
  cursor: grab;
  color: var(--admin-muted);
  font-size: 18px;
  user-select: none;
}

.item-list-item .item-info { flex: 1; }
.item-list-item .item-info strong { display: block; font-size: 13px; }
.item-list-item .item-info span { font-size: 12px; color: var(--admin-muted); }

.item-list-item .item-actions {
  display: flex;
  gap: 6px;
}

/* Image upload */
.image-upload-area {
  border: 2px dashed var(--admin-border);
  border-radius: var(--admin-radius);
  padding: 24px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s;
}

.image-upload-area:hover { border-color: var(--admin-accent); }

.image-preview {
  max-width: 200px;
  max-height: 140px;
  border-radius: 6px;
  object-fit: cover;
  margin-top: 10px;
}

.image-preview-sm {
  width: 60px;
  height: 45px;
  object-fit: cover;
  border-radius: 4px;
}

.image-spec-hint {
  margin-top: 8px;
  padding: 10px 12px;
  background: #f0f4ff;
  border: 1px solid #c5d4f7;
  border-radius: var(--admin-radius);
  font-size: 12px;
  line-height: 1.55;
  color: #3a4a6b;
}

.image-spec-hint strong {
  color: #1a2332;
}

.image-spec-ref {
  display: block;
  margin-top: 6px;
  font-size: 11px;
  color: var(--admin-muted);
}

.image-upload-error {
  margin-top: 8px;
  padding: 10px 12px;
  background: #fdecea;
  border: 1px solid #f5c6cb;
  border-radius: var(--admin-radius);
  font-size: 12px;
  color: #721c24;
}

.image-upload-error.hidden {
  display: none;
}

.image-upload-wrap {
  margin-bottom: 4px;
}

/* Alerts */
.alert {
  padding: 12px 16px;
  border-radius: var(--admin-radius);
  margin-bottom: 16px;
  font-size: 13px;
}

.alert-success {
  background: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.alert-error {
  background: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

.alert-info {
  background: #d1ecf1;
  color: #0c5460;
  border: 1px solid #bee5eb;
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: 20px;
}

.modal-overlay.open { display: flex; }

.modal {
  background: var(--admin-card);
  border-radius: 12px;
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 28px;
}

.modal h2 {
  margin: 0 0 20px;
  font-size: 18px;
}

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--admin-border);
}

/* Dashboard stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.stat-card {
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: var(--admin-radius);
  padding: 20px;
  text-align: center;
}

.stat-card .stat-num {
  font-size: 28px;
  font-weight: 700;
  color: var(--admin-accent);
}

.stat-card .stat-label {
  font-size: 12px;
  color: var(--admin-muted);
  margin-top: 4px;
}

/* Gallery grid in admin */
.admin-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 10px;
}

.admin-gallery-item {
  position: relative;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--admin-border);
}

.admin-gallery-item img {
  width: 100%;
  height: 90px;
  object-fit: cover;
  display: block;
}

.admin-gallery-item .remove-btn {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--admin-danger);
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
}

/* Mobile */
.menu-toggle-admin {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  padding: 4px;
}

@media (max-width: 900px) {
  .admin-sidebar { transform: translateX(-100%); }
  .admin-sidebar.open { transform: translateX(0); }
  .admin-main { margin-left: 0; }
  .menu-toggle-admin { display: block; }
  .form-row { grid-template-columns: 1fr; }
}

.hidden { display: none !important; }