/* ================================================================
 *  Admin Panel Stylesheet
 *  Internal tool — functional, clean, scrollable
 * ================================================================ */

/* ---- Container ---- */
.admin-container {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  color: var(--color-text);
  font-family: var(--font-main);
}

/* ---- Header ---- */
.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 30px;
  background: rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid var(--color-glass-border);
  flex-shrink: 0;
}

.admin-header h1 {
  font-size: 1.5rem;
  font-weight: 700;
}

.admin-close-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  font-size: 1.5rem;
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
}

.admin-close-btn:active {
  background: var(--color-surface-hover);
}

/* ---- Scrollable body ---- */
.admin-body {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 24px 30px 100px;
  -webkit-overflow-scrolling: touch;
}

/* ---- Sections ---- */
.admin-section {
  margin-bottom: 36px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-lg);
}

.admin-section h2 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

/* ---- Image grids ---- */
.admin-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.admin-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 16px;
}

.admin-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

/* ---- Image slot ---- */
.img-slot {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.img-slot-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.img-slot-preview {
  width: 100%;
  aspect-ratio: 1;
  border-radius: var(--radius-sm);
  border: 2px dashed rgba(255, 255, 255, 0.15);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.2);
}

.img-slot-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: auto;
}

.img-slot-placeholder {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.img-slot-actions {
  display: flex;
  gap: 6px;
}

/* ---- Slideshow preview item ---- */
.slide-preview-item {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--color-glass-border);
}

.slide-preview-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  pointer-events: auto;
}

.slide-preview-item .slide-delete-btn {
  position: absolute;
  top: 6px;
  right: 6px;
}

/* ---- Form fields ---- */
.admin-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.admin-field label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.admin-field input[type="text"],
.admin-field input[type="number"] {
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-glass-border);
  background: rgba(0, 0, 0, 0.3);
  color: var(--color-text);
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: 600;
  outline: none;
  transition: border-color var(--transition-fast);
}

.admin-field input:focus {
  border-color: var(--color-accent);
}

/* ---- Buttons ---- */
.admin-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-family: var(--font-main);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid var(--color-glass-border);
  transition: background var(--transition-fast), transform 0.1s;
  white-space: nowrap;
}

.admin-btn:active {
  background: var(--color-surface-hover);
  transform: scale(0.97);
}

.admin-btn-sm {
  padding: 8px 12px;
  font-size: 0.8rem;
  flex: 1;
}

.admin-btn-lg {
  padding: 18px 40px;
  font-size: 1.1rem;
}

.admin-btn-primary {
  background: linear-gradient(135deg, #7c3aed, #a78bfa);
  border-color: transparent;
  color: #fff;
}

.admin-btn-primary:active {
  background: linear-gradient(135deg, #6d28d9, #8b5cf6);
}

.admin-btn-secondary {
  background: rgba(167, 139, 250, 0.12);
  border-color: rgba(167, 139, 250, 0.3);
  color: var(--color-accent);
}

.admin-btn-danger {
  color: var(--color-danger);
  border-color: rgba(248, 113, 113, 0.25);
}

.admin-btn-danger:active {
  background: rgba(248, 113, 113, 0.12);
}

/* ---- Data actions ---- */
.admin-data-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ---- Footer ---- */
.admin-footer {
  padding: 24px 0 40px;
  text-align: center;
}

/* ---- Toast ---- */
.admin-toast {
  position: fixed;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  padding: 16px 32px;
  border-radius: var(--radius-lg);
  background: var(--color-accent);
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  z-index: 200;
  pointer-events: none;
  white-space: nowrap;
}

.admin-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.admin-toast.error {
  background: var(--color-danger);
}

/* ---- Muted text ---- */
.admin-muted {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-style: italic;
}