/* ==========================================================================
   Linbridge International School - CMS Admin Dashboard Styles
   Theme: Executive Navy (#081730) & Imperial Gold (#D4AF37)
   ========================================================================== */

:root {
  --admin-navy-dark: #061124;
  --admin-navy: #081730;
  --admin-navy-light: #0f274e;
  --admin-navy-subtle: #19386d;
  --admin-gold: #d4af37;
  --admin-gold-hover: #c29d2b;
  --admin-gold-light: #fef9e7;
  --admin-gold-border: rgba(212, 175, 55, 0.3);
  --admin-red: #c92a2a;
  --admin-green: #10b981;
  --admin-blue: #2563eb;
  --admin-amber: #f59e0b;
  --admin-gray-50: #f8fafc;
  --admin-gray-100: #f1f5f9;
  --admin-gray-200: #e2e8f0;
  --admin-gray-300: #cbd5e1;
  --admin-gray-400: #94a3b8;
  --admin-gray-500: #64748b;
  --admin-gray-600: #475569;
  --admin-gray-700: #334155;
  --admin-gray-800: #1e293b;
  --admin-gray-900: #0f172a;
  --admin-white: #ffffff;
  --admin-sidebar-width: 270px;
  --admin-topbar-height: 70px;
  --admin-radius-sm: 8px;
  --admin-radius-md: 12px;
  --admin-radius-lg: 18px;
  --admin-shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --admin-shadow-md: 0 4px 12px rgba(8, 23, 48, 0.08), 0 2px 4px rgba(8, 23, 48, 0.04);
  --admin-shadow-lg: 0 12px 30px rgba(8, 23, 48, 0.12), 0 4px 8px rgba(8, 23, 48, 0.06);
  --admin-transition: all 0.22s cubic-bezier(0.4, 0, 0.2, 1);
  --admin-font: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

body.admin-body {
  font-family: var(--admin-font);
  background-color: var(--admin-gray-100);
  color: var(--admin-gray-800);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  overflow-x: hidden;
}

/* ==========================================================================
   Login Screen Overlay
   ========================================================================== */
.admin-login-overlay {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at 50% 30%, #0d2552 0%, #061124 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  padding: 20px;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.admin-login-overlay.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.admin-login-card {
  background: var(--admin-white);
  border-radius: var(--admin-radius-lg);
  padding: 44px 40px;
  width: 100%;
  max-width: 440px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.4);
  text-align: center;
  border-top: 5px solid var(--admin-gold);
  animation: slideUpFade 0.4s ease-out;
}

@keyframes slideUpFade {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.login-brand {
  margin-bottom: 28px;
}

.login-brand img {
  height: 58px;
  width: auto;
  margin-bottom: 12px;
}

.login-brand h2 {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--admin-navy);
  letter-spacing: -0.5px;
}

.login-brand p {
  font-size: 0.88rem;
  color: var(--admin-gray-500);
  margin-top: 4px;
}

.login-form .form-group {
  text-align: left;
  margin-bottom: 18px;
}

.login-form label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--admin-gray-700);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.login-form input {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--admin-gray-200);
  border-radius: var(--admin-radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  transition: var(--admin-transition);
  background: var(--admin-gray-50);
}

.login-form input:focus {
  outline: none;
  border-color: var(--admin-navy);
  background: var(--admin-white);
  box-shadow: 0 0 0 3px rgba(8, 23, 48, 0.1);
}

.login-submit-btn {
  width: 100%;
  padding: 13px;
  background: var(--admin-navy);
  color: var(--admin-white);
  border: none;
  border-radius: var(--admin-radius-sm);
  font-size: 0.98rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: var(--admin-transition);
  margin-top: 10px;
}

.login-submit-btn:hover {
  background: var(--admin-navy-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(8, 23, 48, 0.2);
}

.login-hint {
  margin-top: 20px;
  font-size: 0.8rem;
  color: var(--admin-gray-500);
  background: var(--admin-gray-50);
  padding: 10px;
  border-radius: var(--admin-radius-sm);
  border: 1px dashed var(--admin-gray-300);
}

.login-hint strong {
  color: var(--admin-navy);
}

.login-error {
  display: none;
  padding: 10px 14px;
  background: #fee2e2;
  color: var(--admin-red);
  border-radius: var(--admin-radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 16px;
  text-align: left;
}

/* ==========================================================================
   Admin Layout: Sidebar & Content Area
   ========================================================================== */
.admin-sidebar {
  width: var(--admin-sidebar-width);
  background: var(--admin-navy);
  color: var(--admin-white);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 1000;
  box-shadow: 2px 0 16px rgba(0,0,0,0.12);
  transition: transform 0.3s ease;
}

.sidebar-header {
  padding: 22px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.sidebar-logo {
  height: 38px;
  width: auto;
}

.sidebar-brand-text h1 {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.3px;
  color: var(--admin-white);
  line-height: 1.2;
}

.sidebar-brand-text span {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--admin-gold);
  font-weight: 700;
  display: block;
}

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 16px 12px;
}

.nav-section-title {
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--admin-gray-400);
  padding: 12px 12px 6px;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  color: var(--admin-gray-300);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: var(--admin-radius-sm);
  transition: var(--admin-transition);
  cursor: pointer;
  margin-bottom: 3px;
  position: relative;
}

.sidebar-link i {
  font-size: 1rem;
  width: 20px;
  text-align: center;
  color: var(--admin-gray-400);
  transition: var(--admin-transition);
}

.sidebar-link:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--admin-white);
}

.sidebar-link:hover i {
  color: var(--admin-gold);
}

.sidebar-link.active {
  background: linear-gradient(90deg, rgba(212, 175, 55, 0.15), rgba(212, 175, 55, 0.05));
  color: var(--admin-white);
  border-left: 3.5px solid var(--admin-gold);
  padding-left: 10.5px;
}

.sidebar-link.active i {
  color: var(--admin-gold);
}

.sidebar-badge {
  margin-left: auto;
  background: var(--admin-red);
  color: var(--admin-white);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 99px;
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--admin-gold);
  color: var(--admin-navy);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
}

.sidebar-user-info .user-name {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--admin-white);
  line-height: 1.2;
}

.sidebar-user-info .user-role {
  font-size: 0.7rem;
  color: var(--admin-gray-400);
}

.btn-sidebar-logout {
  background: transparent;
  border: none;
  color: var(--admin-gray-400);
  font-size: 1rem;
  cursor: pointer;
  padding: 6px;
  border-radius: var(--admin-radius-sm);
  transition: var(--admin-transition);
}

.btn-sidebar-logout:hover {
  color: var(--admin-red);
  background: rgba(255, 255, 255, 0.08);
}

/* ==========================================================================
   Admin Main Container & Topbar
   ========================================================================== */
.admin-main {
  margin-left: var(--admin-sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.admin-topbar {
  height: var(--admin-topbar-height);
  background: var(--admin-white);
  border-bottom: 1px solid var(--admin-gray-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  position: sticky;
  top: 0;
  z-index: 900;
  box-shadow: var(--admin-shadow-sm);
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.25rem;
  color: var(--admin-gray-700);
  cursor: pointer;
}

.topbar-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  color: var(--admin-gray-500);
}

.topbar-breadcrumb .crumb-active {
  font-weight: 700;
  color: var(--admin-navy);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.save-status-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--admin-gray-500);
  padding: 6px 12px;
  border-radius: 99px;
  background: var(--admin-gray-100);
}

.save-status-indicator.dirty {
  background: #fef3c7;
  color: #b45309;
}

.save-status-indicator.dirty .status-dot {
  background: var(--admin-amber);
  animation: pulse 1.5s infinite;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--admin-green);
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.25); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.btn-topbar {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: var(--admin-radius-sm);
  font-size: 0.86rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: var(--admin-transition);
  border: none;
}

.btn-view-site {
  background: var(--admin-gray-100);
  color: var(--admin-gray-700);
  border: 1px solid var(--admin-gray-200);
}

.btn-view-site:hover {
  background: var(--admin-gray-200);
  color: var(--admin-navy);
}

.btn-save-master {
  background: var(--admin-navy);
  color: var(--admin-white);
  box-shadow: 0 2px 6px rgba(8, 23, 48, 0.2);
}

.btn-save-master:hover {
  background: var(--admin-navy-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(8, 23, 48, 0.25);
}

/* ==========================================================================
   Admin Content Views / Tab Panes
   ========================================================================== */
.admin-content {
  flex: 1;
  padding: 32px;
}

.tab-pane {
  display: none;
  animation: fadeIn 0.25s ease-out;
}

.tab-pane.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.tab-header {
  margin-bottom: 24px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 16px;
}

.tab-header-text h2 {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--admin-navy);
  letter-spacing: -0.5px;
}

.tab-header-text p {
  font-size: 0.92rem;
  color: var(--admin-gray-500);
  margin-top: 4px;
}

/* ==========================================================================
   Cards & Form Layouts
   ========================================================================== */
.admin-card {
  background: var(--admin-white);
  border-radius: var(--admin-radius-md);
  border: 1px solid var(--admin-gray-200);
  box-shadow: var(--admin-shadow-sm);
  padding: 26px;
  margin-bottom: 24px;
}

.card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--admin-navy);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-title i {
  color: var(--admin-gold);
}

.form-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.form-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--admin-gray-700);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group .form-hint {
  font-size: 0.78rem;
  color: var(--admin-gray-500);
  margin-top: 5px;
}

.form-control {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--admin-gray-200);
  border-radius: var(--admin-radius-sm);
  font-size: 0.92rem;
  font-family: inherit;
  color: var(--admin-gray-800);
  background: var(--admin-white);
  transition: var(--admin-transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--admin-navy);
  box-shadow: 0 0 0 3px rgba(8, 23, 48, 0.08);
}

textarea.form-control {
  resize: vertical;
  min-height: 95px;
  line-height: 1.6;
}

/* Image preview box */
.image-preview-group {
  display: flex;
  gap: 16px;
  align-items: center;
}

.image-preview-group .form-control {
  flex: 1;
}

.image-preview-thumb {
  width: 80px;
  height: 60px;
  border-radius: var(--admin-radius-sm);
  border: 1.5px solid var(--admin-gray-200);
  object-fit: cover;
  background: var(--admin-gray-100);
}

/* ==========================================================================
   Metrics Overview Widgets
   ========================================================================== */
.metrics-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 28px;
}

.metric-card {
  background: var(--admin-white);
  border-radius: var(--admin-radius-md);
  border: 1px solid var(--admin-gray-200);
  padding: 22px;
  box-shadow: var(--admin-shadow-sm);
  display: flex;
  align-items: center;
  gap: 16px;
}

.metric-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--admin-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.metric-icon-wrap.navy { background: #e0e7ff; color: var(--admin-navy); }
.metric-icon-wrap.gold { background: #fef3c7; color: #b45309; }
.metric-icon-wrap.green { background: #dcfce7; color: #15803d; }
.metric-icon-wrap.blue { background: #e0f2fe; color: #0369a1; }

.metric-details h3 {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--admin-navy);
  line-height: 1.1;
}

.metric-details span {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--admin-gray-500);
}

/* ==========================================================================
   Dynamic Collection Cards (Events, Values, Testimonials)
   ========================================================================== */
.collection-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.collection-item-card {
  background: var(--admin-white);
  border: 1.5px solid var(--admin-gray-200);
  border-radius: var(--admin-radius-md);
  padding: 22px;
  box-shadow: var(--admin-shadow-sm);
  position: relative;
  transition: var(--admin-transition);
}

.collection-item-card:hover {
  border-color: var(--admin-gray-300);
  box-shadow: var(--admin-shadow-md);
}

.collection-item-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--admin-gray-100);
}

.collection-item-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--admin-navy);
}

.btn-remove-item {
  background: #fee2e2;
  color: var(--admin-red);
  border: none;
  padding: 6px 12px;
  border-radius: var(--admin-radius-sm);
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--admin-transition);
}

.btn-remove-item:hover {
  background: var(--admin-red);
  color: var(--admin-white);
}

.btn-add-collection-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--admin-gold);
  color: var(--admin-navy);
  font-weight: 700;
  border: none;
  border-radius: var(--admin-radius-sm);
  font-size: 0.88rem;
  cursor: pointer;
  transition: var(--admin-transition);
}

.btn-add-collection-item:hover {
  background: var(--admin-gold-hover);
  transform: translateY(-1px);
}

/* ==========================================================================
   Admissions Inquiries Table
   ========================================================================== */
.table-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  gap: 16px;
  flex-wrap: wrap;
}

.table-search-box {
  position: relative;
  width: 300px;
}

.table-search-box input {
  width: 100%;
  padding: 10px 14px 10px 36px;
  border: 1.5px solid var(--admin-gray-200);
  border-radius: var(--admin-radius-sm);
  font-size: 0.88rem;
}

.table-search-box i {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--admin-gray-400);
}

.table-filter-group {
  display: flex;
  gap: 10px;
}

.table-responsive {
  overflow-x: auto;
  border-radius: var(--admin-radius-sm);
  border: 1px solid var(--admin-gray-200);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.88rem;
}

.admin-table th {
  background: var(--admin-gray-50);
  padding: 14px 16px;
  font-weight: 700;
  color: var(--admin-gray-700);
  border-bottom: 1.5px solid var(--admin-gray-200);
  text-transform: uppercase;
  font-size: 0.76rem;
  letter-spacing: 0.5px;
}

.admin-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--admin-gray-100);
  color: var(--admin-gray-700);
}

.admin-table tr:hover td {
  background: #f8fafc;
}

/* Status Badges */
.status-pill {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 99px;
  font-size: 0.74rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.status-pill.new { background: #dcfce7; color: #166534; }
.status-pill.contacted { background: #e0f2fe; color: #075985; }
.status-pill.enrolled { background: #fef3c7; color: #92400e; }
.status-pill.archived { background: #f1f5f9; color: #475569; }

.status-select {
  padding: 5px 8px;
  border-radius: var(--admin-radius-sm);
  border: 1px solid var(--admin-gray-300);
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--admin-white);
  cursor: pointer;
}

/* ==========================================================================
   Toast Alerts & Floating Notification Bar
   ========================================================================== */
.admin-toast-container {
  position: fixed;
  bottom: 24px;
  right: 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 99999;
}

.admin-toast {
  background: var(--admin-navy);
  color: var(--admin-white);
  padding: 14px 20px;
  border-radius: var(--admin-radius-md);
  box-shadow: 0 10px 25px rgba(0,0,0,0.25);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  font-weight: 600;
  border-left: 4.5px solid var(--admin-gold);
  animation: slideInRight 0.3s ease-out;
}

.admin-toast.success { border-left-color: var(--admin-green); }
.admin-toast.error { border-left-color: var(--admin-red); }

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */
@media (max-width: 1080px) {
  .metrics-row {
    grid-template-columns: repeat(2, 1fr);
  }
  .form-grid-3 {
    grid-template-columns: 1fr;
  }
  .collection-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 840px) {
  .admin-sidebar {
    transform: translateX(-100%);
  }
  .admin-sidebar.open {
    transform: translateX(0);
  }
  .admin-main {
    margin-left: 0;
  }
  .mobile-menu-btn {
    display: block;
  }
  .form-grid-2 {
    grid-template-columns: 1fr;
  }
  .admin-topbar {
    padding: 0 18px;
  }
  .admin-content {
    padding: 20px 16px;
  }
}