/* ==========================================================================
   Sherloft Home & Hostel - Admin Management Portal Stylesheet
   ========================================================================== */

:root {
  --admin-bg: #F7F5F2;
  --admin-surface: #FFFFFF;
  --admin-sidebar: #1F1B18;
  --admin-primary: #C87A5B;
  --admin-primary-hover: #B4694B;
  --admin-accent-wood: #8C6D4F;
  --admin-sage: #50705E;
  --admin-danger: #E74C3C;
  --admin-danger-hover: #C0392B;
  --admin-text-main: #2C2621;
  --admin-text-muted: #6B625B;
  --admin-border: rgba(44, 38, 33, 0.1);
  --admin-radius: 12px;
  --admin-shadow: 0 4px 16px rgba(44, 38, 33, 0.06);
  --admin-shadow-lg: 0 12px 32px rgba(44, 38, 33, 0.12);
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-heading: 'Playfair Display', Georgia, serif;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--admin-bg);
  color: var(--admin-text-main);
  line-height: 1.5;
  min-height: 100vh;
}

/* --- Login Overlay --- */
.login-overlay {
  position: fixed;
  inset: 0;
  background: rgba(31, 27, 24, 0.85);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5000;
  padding: 20px;
}

.login-card {
  background: var(--admin-surface);
  width: 100%;
  max-width: 440px;
  padding: 40px;
  border-radius: var(--admin-radius);
  box-shadow: var(--admin-shadow-lg);
  text-align: center;
}

.login-logo {
  width: 56px;
  height: 56px;
  background: var(--admin-primary);
  color: #FFFFFF;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 20px;
}

.login-card h2 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  margin-bottom: 8px;
}

.login-card p {
  color: var(--admin-text-muted);
  font-size: 0.9rem;
  margin-bottom: 28px;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.input-field-wrap {
  position: relative;
  text-align: left;
}

.input-field-wrap label {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--admin-text-muted);
  margin-bottom: 6px;
}

.input-field-wrap input,
.input-field-wrap select,
.input-field-wrap textarea {
  width: 100%;
  padding: 12px 16px;
  background: #FAF7F2;
  border: 1px solid var(--admin-border);
  border-radius: 8px;
  font-size: 0.95rem;
  outline: none;
  font-family: inherit;
  transition: all 0.2s ease;
}

.input-field-wrap input:focus,
.input-field-wrap select:focus,
.input-field-wrap textarea:focus {
  border-color: var(--admin-primary);
  background: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(200, 122, 91, 0.15);
}

.login-error {
  color: var(--admin-danger);
  font-size: 0.85rem;
  margin-top: 4px;
  display: none;
}

/* --- Admin Header --- */
.admin-navbar {
  background: var(--admin-surface);
  border-bottom: 1px solid var(--admin-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--admin-shadow);
}

.admin-nav-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.admin-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--admin-text-main);
}

.brand-icon {
  width: 40px;
  height: 40px;
  background: var(--admin-primary);
  color: #FFFFFF;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.brand-info h1 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.1;
}

.admin-tag {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--admin-primary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.admin-nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-admin {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

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

.btn-admin-primary:hover {
  background: var(--admin-primary-hover);
  transform: translateY(-1px);
}

.btn-admin-outline {
  background: transparent;
  color: var(--admin-text-main);
  border: 1px solid var(--admin-border);
}

.btn-admin-outline:hover {
  background: #FAF7F2;
  border-color: var(--admin-primary);
}

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

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

/* --- Admin Main Content --- */
.admin-main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 32px 24px 60px;
}

/* Stats Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--admin-surface);
  padding: 20px;
  border-radius: var(--admin-radius);
  border: 1px solid var(--admin-border);
  box-shadow: var(--admin-shadow);
  display: flex;
  align-items: center;
  gap: 16px;
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: #FAF2EC;
  color: var(--admin-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.stat-content h3 {
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.1;
}

.stat-content p {
  font-size: 0.8rem;
  color: var(--admin-text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Controls Toolbar */
.admin-toolbar {
  background: var(--admin-surface);
  padding: 18px 24px;
  border-radius: var(--admin-radius);
  border: 1px solid var(--admin-border);
  box-shadow: var(--admin-shadow);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 28px;
}

.admin-category-filters {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.category-tab {
  padding: 8px 16px;
  border-radius: 20px;
  background: #FAF7F2;
  border: 1px solid var(--admin-border);
  color: var(--admin-text-main);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.category-tab:hover {
  border-color: var(--admin-primary);
  color: var(--admin-primary);
}

.category-tab.active {
  background: var(--admin-sidebar);
  color: #FFFFFF;
  border-color: var(--admin-sidebar);
}

.category-tab .count-badge {
  background: rgba(0, 0, 0, 0.08);
  padding: 2px 6px;
  border-radius: 10px;
  font-size: 0.75rem;
  margin-left: 4px;
}

.category-tab.active .count-badge {
  background: rgba(255, 255, 255, 0.25);
}

/* Photo Grid */
.photo-grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

.admin-photo-card {
  background: var(--admin-surface);
  border-radius: var(--admin-radius);
  border: 1px solid var(--admin-border);
  box-shadow: var(--admin-shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.admin-photo-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--admin-shadow-lg);
}

.photo-preview-wrap {
  position: relative;
  aspect-ratio: 4/3;
  background: #E8E2D9;
  overflow: hidden;
}

.photo-preview-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.photo-category-pill {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(31, 27, 24, 0.85);
  backdrop-filter: blur(6px);
  color: #FFFFFF;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.photo-id-pill {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(255, 255, 255, 0.9);
  padding: 3px 8px;
  border-radius: 6px;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--admin-text-muted);
}

.photo-card-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.photo-title-text {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--admin-text-main);
  margin-bottom: 4px;
}

.photo-path-text {
  font-size: 0.78rem;
  color: var(--admin-text-muted);
  word-break: break-all;
  margin-bottom: 16px;
}

.photo-actions {
  display: flex;
  gap: 8px;
  margin-top: auto;
  border-top: 1px solid var(--admin-border);
  padding-top: 14px;
}

.btn-card-action {
  flex: 1;
  padding: 8px 10px;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 6px;
  border: 1px solid var(--admin-border);
  background: #FAF7F2;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  transition: all 0.15s ease;
}

.btn-card-action:hover {
  background: #FFFFFF;
  border-color: var(--admin-primary);
  color: var(--admin-primary);
}

.btn-card-action.danger:hover {
  background: var(--admin-danger);
  border-color: var(--admin-danger);
  color: #FFFFFF;
}

/* Empty State */
.empty-gallery-state {
  grid-column: 1 / -1;
  background: var(--admin-surface);
  padding: 60px 20px;
  border-radius: var(--admin-radius);
  border: 2px dashed var(--admin-border);
  text-align: center;
}

.empty-gallery-state i {
  font-size: 3rem;
  color: var(--admin-text-muted);
  margin-bottom: 16px;
}

/* --- Modals (Upload / Replace / Edit) --- */
.admin-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(31, 27, 24, 0.75);
  backdrop-filter: blur(8px);
  z-index: 3000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.admin-modal-backdrop.active {
  display: flex;
}

.admin-modal-window {
  background: var(--admin-surface);
  width: 100%;
  max-width: 540px;
  border-radius: var(--admin-radius);
  box-shadow: var(--admin-shadow-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: modal-pop 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modal-pop {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.admin-modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--admin-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.admin-modal-header h3 {
  font-size: 1.2rem;
  font-weight: 700;
}

.btn-modal-close {
  background: transparent;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--admin-text-muted);
}

.btn-modal-close:hover {
  color: var(--admin-text-main);
}

.admin-modal-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Drag and Drop Zone */
.dropzone-box {
  border: 2px dashed var(--admin-primary);
  background: #FAF7F2;
  border-radius: var(--admin-radius);
  padding: 32px 20px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}

.dropzone-box:hover,
.dropzone-box.dragover {
  background: #F4EBE6;
  border-color: var(--admin-primary-hover);
}

.dropzone-box i {
  font-size: 2.2rem;
  color: var(--admin-primary);
  margin-bottom: 10px;
}

.dropzone-box p {
  font-size: 0.9rem;
  font-weight: 600;
}

.dropzone-box span {
  font-size: 0.78rem;
  color: var(--admin-text-muted);
}

.dropzone-file-input {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.preview-thumbnail-box {
  display: none;
  position: relative;
  height: 180px;
  border-radius: 8px;
  overflow: hidden;
  margin-top: 8px;
  border: 1px solid var(--admin-border);
}

.preview-thumbnail-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.admin-modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--admin-border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  background: #FAF7F2;
}

/* Toast Notifications */
.admin-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--admin-sidebar);
  color: #FFFFFF;
  padding: 14px 20px;
  border-radius: 8px;
  box-shadow: var(--admin-shadow-lg);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 6000;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s ease;
}

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

.admin-toast.success i { color: #2ECC71; }
.admin-toast.error i { color: #E74C3C; }

/* Responsive adjustments */
@media (max-width: 768px) {
  .admin-nav-container {
    height: auto;
    padding: 16px 20px;
    flex-direction: column;
    gap: 12px;
  }
  
  .admin-toolbar {
    flex-direction: column;
    align-items: stretch;
  }
  
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
}