/* ============================================================
   MH DENTAL WORLD — Admin Portal Styles
   Sidebar · Dashboard · Tables · Modals · Forms
   ============================================================ */

/* ── Admin Layout ── */
.admin-layout {
  display: flex;
  min-height: 100vh;
  background: var(--clr-gray-50);
}

/* ── Sidebar ── */
.admin-sidebar {
  width: 280px;
  background: var(--clr-gray-900);
  color: var(--clr-white);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: var(--z-fixed);
  transition: transform var(--duration-normal) var(--ease-out);
}

.sidebar-brand {
  padding: var(--sp-6);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.sidebar-brand .sb-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-primary-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 18px;
  font-weight: 800;
  font-family: var(--ff-heading);
}

.sidebar-brand .sb-text h3 {
  font-family: var(--ff-accent);
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  color: var(--clr-white);
}

.sidebar-brand .sb-text span {
  font-size: var(--fs-xs);
  color: var(--clr-gray-400);
}

.sidebar-nav {
  flex: 1;
  padding: var(--sp-4) 0;
  overflow-y: auto;
}

.sidebar-section-label {
  padding: var(--sp-3) var(--sp-6);
  font-family: var(--ff-accent);
  font-size: 10px;
  font-weight: var(--fw-bold);
  color: var(--clr-gray-500);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.sidebar-link {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-6);
  font-family: var(--ff-accent);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-gray-400);
  transition: all var(--duration-fast) var(--ease-out);
  position: relative;
  margin: 2px var(--sp-3);
  border-radius: var(--radius-md);
}

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

.sidebar-link.active {
  color: var(--clr-white);
  background: linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-primary-dark) 100%);
  box-shadow: 0 4px 15px rgba(220,53,88,0.3);
}

.sidebar-link .link-icon {
  width: 20px;
  text-align: center;
  font-size: 16px;
}

.sidebar-link .link-badge {
  margin-left: auto;
  padding: 2px 8px;
  background: var(--clr-primary);
  color: white;
  font-size: 10px;
  font-weight: var(--fw-bold);
  border-radius: var(--radius-full);
}

.sidebar-footer {
  padding: var(--sp-4) var(--sp-6);
  border-top: 1px solid rgba(255,255,255,0.08);
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.sidebar-user .user-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-primary-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 14px;
  font-weight: 700;
}

.sidebar-user .user-info {
  flex: 1;
}

.sidebar-user .user-name {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--clr-white);
}

.sidebar-user .user-role {
  font-size: 11px;
  color: var(--clr-gray-400);
}

.sidebar-logout {
  padding: var(--sp-2);
  color: var(--clr-gray-400);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--duration-fast);
}

.sidebar-logout:hover {
  color: var(--clr-error);
  background: rgba(239,68,68,0.1);
}

/* ── Admin Main Content ── */
.admin-main {
  flex: 1;
  margin-left: 280px;
  min-height: 100vh;
}

.admin-topbar {
  height: 70px;
  background: var(--clr-white);
  border-bottom: 1px solid var(--clr-gray-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--sp-8);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
}

.topbar-left h2 {
  font-family: var(--ff-accent);
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--clr-gray-900);
}

.topbar-breadcrumb {
  font-size: var(--fs-xs);
  color: var(--clr-gray-400);
  font-family: var(--ff-accent);
}

.sidebar-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--clr-gray-50);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 20px;
  color: var(--clr-gray-600);
}

.admin-content {
  padding: var(--sp-8);
}

/* ── Dashboard Cards ── */
.dash-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-6);
  margin-bottom: var(--sp-8);
}

.dash-card {
  background: var(--clr-white);
  border-radius: var(--radius-xl);
  padding: var(--sp-6);
  border: 1px solid var(--clr-gray-100);
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.dash-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-primary) 0%, var(--clr-primary-light) 100%);
}

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

.dash-card .dc-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sp-4);
}

.dash-card .dc-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: var(--clr-primary-50);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--clr-primary);
}

.dash-card .dc-value {
  font-family: var(--ff-heading);
  font-size: var(--fs-3xl);
  font-weight: var(--fw-extrabold);
  color: var(--clr-gray-900);
  margin-bottom: var(--sp-1);
}

.dash-card .dc-label {
  font-family: var(--ff-accent);
  font-size: var(--fs-sm);
  color: var(--clr-gray-500);
}

/* ── Admin Data Table ── */
.admin-table-wrapper {
  background: var(--clr-white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--clr-gray-100);
  overflow: hidden;
}

.admin-table-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-6);
  border-bottom: 1px solid var(--clr-gray-100);
  flex-wrap: wrap;
  gap: var(--sp-4);
}

.admin-table-header h3 {
  font-family: var(--ff-accent);
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--clr-gray-900);
}

.admin-table-actions {
  display: flex;
  gap: var(--sp-3);
  align-items: center;
}

.admin-search {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-4);
  background: var(--clr-gray-50);
  border: 1px solid var(--clr-gray-200);
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  min-width: 220px;
}

.admin-search input {
  width: 100%;
  background: transparent;
  font-size: var(--fs-sm);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-table th {
  padding: var(--sp-4) var(--sp-6);
  text-align: left;
  font-family: var(--ff-accent);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--clr-gray-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--clr-gray-100);
  background: var(--clr-gray-50);
}

.admin-table td {
  padding: var(--sp-4) var(--sp-6);
  font-size: var(--fs-sm);
  color: var(--clr-gray-700);
  border-bottom: 1px solid var(--clr-gray-50);
  vertical-align: middle;
}

.admin-table tr:hover td {
  background: var(--clr-primary-50);
}

.admin-table .table-img {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  object-fit: cover;
}

.admin-table .table-name {
  font-weight: var(--fw-semibold);
  color: var(--clr-gray-900);
}

.admin-table .table-sub {
  font-size: var(--fs-xs);
  color: var(--clr-gray-400);
}

.table-status {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: var(--fw-semibold);
  font-family: var(--ff-accent);
}

.table-status.active {
  background: rgba(34,197,94,0.1);
  color: #16a34a;
}

.table-status.inactive {
  background: rgba(239,68,68,0.1);
  color: #dc2626;
}

.table-status.pending {
  background: rgba(245,158,11,0.1);
  color: #d97706;
}

.table-status.featured {
  background: rgba(232,98,124,0.1);
  color: var(--clr-primary);
}

.table-actions {
  display: flex;
  gap: var(--sp-2);
}

.table-action-btn {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration-fast) var(--ease-out);
  font-size: 14px;
  cursor: pointer;
}

.table-action-btn.edit {
  background: rgba(59,130,246,0.08);
  color: #3b82f6;
}

.table-action-btn.edit:hover {
  background: #3b82f6;
  color: white;
}

.table-action-btn.delete {
  background: rgba(239,68,68,0.08);
  color: #ef4444;
}

.table-action-btn.delete:hover {
  background: #ef4444;
  color: white;
}

.table-action-btn.view {
  background: rgba(34,197,94,0.08);
  color: #22c55e;
}

.table-action-btn.view:hover {
  background: #22c55e;
  color: white;
}

/* ── Admin Modal ── */
.admin-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  z-index: var(--z-modal-bg);
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--sp-8);
}

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

.admin-modal {
  background: var(--clr-white);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 680px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-2xl);
  animation: scaleIn 0.3s var(--ease-out);
}

.admin-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-6) var(--sp-8);
  border-bottom: 1px solid var(--clr-gray-100);
}

.admin-modal-header h3 {
  font-family: var(--ff-accent);
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--clr-gray-900);
}

.modal-close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--clr-gray-50);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 18px;
  color: var(--clr-gray-500);
  transition: all var(--duration-fast);
}

.modal-close:hover {
  background: var(--clr-error);
  color: white;
}

.admin-modal-body {
  padding: var(--sp-8);
}

.admin-modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--sp-3);
  padding: var(--sp-6) var(--sp-8);
  border-top: 1px solid var(--clr-gray-100);
}

/* ── Image Upload ── */
.image-upload-area {
  border: 2px dashed var(--clr-gray-200);
  border-radius: var(--radius-lg);
  padding: var(--sp-8);
  text-align: center;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.image-upload-area:hover {
  border-color: var(--clr-primary);
  background: var(--clr-primary-50);
}

.image-upload-area.has-image {
  padding: 0;
  border-style: solid;
  border-color: var(--clr-primary-200);
}

.image-upload-area .upload-preview {
  width: 100%;
  max-height: 250px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.image-upload-area .upload-icon {
  font-size: 40px;
  color: var(--clr-gray-300);
  margin-bottom: var(--sp-3);
}

.image-upload-area .upload-text {
  font-family: var(--ff-accent);
  font-size: var(--fs-sm);
  color: var(--clr-gray-500);
}

.image-upload-area .upload-hint {
  font-size: var(--fs-xs);
  color: var(--clr-gray-400);
  margin-top: var(--sp-2);
}

.upload-progress {
  height: 4px;
  background: var(--clr-gray-100);
  border-radius: var(--radius-full);
  margin-top: var(--sp-3);
  overflow: hidden;
}

.upload-progress .progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-primary-light));
  border-radius: var(--radius-full);
  transition: width 0.3s;
  width: 0%;
}

/* ── Confirm Dialog ── */
.confirm-dialog {
  text-align: center;
  padding: var(--sp-8);
}

.confirm-dialog .confirm-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--sp-5);
  border-radius: 50%;
  background: rgba(239,68,68,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  color: var(--clr-error);
}

.confirm-dialog h3 {
  font-family: var(--ff-accent);
  font-size: var(--fs-xl);
  margin-bottom: var(--sp-3);
  color: var(--clr-gray-900);
}

.confirm-dialog p {
  font-size: var(--fs-sm);
  color: var(--clr-gray-500);
  margin-bottom: var(--sp-6);
}

.confirm-dialog .confirm-actions {
  display: flex;
  gap: var(--sp-3);
  justify-content: center;
}

.btn-danger {
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: white;
  box-shadow: 0 4px 15px rgba(239,68,68,0.3);
}

.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(239,68,68,0.4);
}

/* ── Toggle Switch ── */
.toggle-switch {
  position: relative;
  width: 48px;
  height: 26px;
  cursor: pointer;
}

.toggle-switch input {
  display: none;
}

.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--clr-gray-200);
  border-radius: var(--radius-full);
  transition: all var(--duration-fast) var(--ease-out);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: white;
  top: 3px;
  left: 3px;
  transition: all var(--duration-fast) var(--ease-out);
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

.toggle-switch input:checked + .toggle-slider {
  background: var(--clr-primary);
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(22px);
}

/* ── Form Grid ── */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-5);
}

/* ── Admin Login Page ── */
.admin-login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--clr-blush) 0%, var(--clr-cream) 50%, var(--clr-pale-pink) 100%);
  padding: var(--sp-8);
  position: relative;
  overflow: hidden;
}

.admin-login-card {
  background: var(--glass-bg-strong);
  backdrop-filter: blur(var(--glass-blur-strong));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-2xl);
  padding: var(--sp-12);
  width: 100%;
  max-width: 440px;
  box-shadow: var(--shadow-2xl);
  text-align: center;
  animation: scaleIn 0.5s var(--ease-out);
}

.admin-login-card .login-logo {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--sp-6);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, var(--clr-primary) 0%, var(--clr-primary-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 28px;
  font-weight: 800;
  font-family: var(--ff-heading);
  box-shadow: var(--shadow-pink);
}

.admin-login-card h2 {
  font-family: var(--ff-heading);
  font-size: var(--fs-2xl);
  margin-bottom: var(--sp-2);
}

.admin-login-card .login-subtitle {
  font-size: var(--fs-sm);
  color: var(--clr-gray-500);
  margin-bottom: var(--sp-8);
}

.admin-login-card .form-group {
  text-align: left;
}

.login-error {
  background: rgba(239,68,68,0.08);
  border: 1px solid rgba(239,68,68,0.2);
  color: var(--clr-error);
  padding: var(--sp-3) var(--sp-4);
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  margin-bottom: var(--sp-4);
  display: none;
}

.login-error.show {
  display: block;
}

/* ── Quick Actions ── */
.quick-actions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
}

.quick-action-btn {
  padding: var(--sp-5);
  background: var(--clr-white);
  border: 1px solid var(--clr-gray-100);
  border-radius: var(--radius-lg);
  text-align: center;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  font-family: var(--ff-accent);
}

.quick-action-btn:hover {
  border-color: var(--clr-primary-200);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.quick-action-btn .qa-icon {
  font-size: 24px;
  margin-bottom: var(--sp-2);
}

.quick-action-btn .qa-label {
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--clr-gray-700);
}

/* ── Admin Responsive ── */
@media (max-width: 1024px) {
  .dash-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .quick-actions {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .admin-sidebar {
    transform: translateX(-100%);
  }

  .admin-sidebar.open {
    transform: translateX(0);
  }

  .admin-main {
    margin-left: 0;
  }

  .sidebar-toggle {
    display: flex;
  }

  .admin-content {
    padding: var(--sp-4);
  }

  .admin-topbar {
    padding: 0 var(--sp-4);
  }

  .dash-cards {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .admin-table {
    font-size: var(--fs-xs);
  }

  .admin-table th,
  .admin-table td {
    padding: var(--sp-3) var(--sp-4);
  }

  .quick-actions {
    grid-template-columns: 1fr;
  }
}