@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700;900&display=swap');

:root {
  --font-sans: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  
  /* Color Palette - qlcv.net Sky-Blue & Green */
  --primary-blue: #1d72b3;
  --secondary-blue: #3491d0;
  --header-bg: linear-gradient(90deg, #1d72b3 0%, #3491d0 100%);
  
  --green-main: #2b9e66;
  --green-bg: #e6f6ef;
  --green-hover: #1e7a4d;
  
  --social-blue: #1877f2;
  --social-bg: #e7f3ff;
  
  --neutral-50: #f8fafc;
  --neutral-100: #f1f5f9;
  --neutral-200: #e2e8f0;
  --neutral-300: #cbd5e1;
  --neutral-600: #475569;
  --neutral-800: #1e293b;
  --neutral-900: #0f172a;

  --success: #10b981;
  --danger: #ef4444;
  --warning: #f59e0b;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  
  --radius-sm: 4px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.2s ease-in-out;
}

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

body {
  font-family: var(--font-sans);
  background-color: #f0f5fa;
  color: #334155;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Page Layout */
.app-container {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header & Banner from qlcv.net */
.portal-header {
  background: var(--header-bg);
  color: white;
  padding: 1rem 2rem;
  box-shadow: var(--shadow-sm);
  border-bottom: 2px solid rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: visible;
}

.header-top {
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.school-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.school-logo {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.1rem;
  background-color: transparent;
}

.school-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.brand-text h1 {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.brand-text p {
  font-size: 0.85rem;
  opacity: 0.9;
  font-weight: 500;
}

.search-box-container {
  flex: 1;
  max-width: 320px;
  position: relative;
}

.search-input {
  width: 100%;
  padding: 0.45rem 1rem 0.45rem 2.5rem;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 20px;
  background-color: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(5px);
  color: white;
  font-size: 0.85rem;
  transition: var(--transition-normal);
}

.search-input::placeholder {
  color: rgba(255, 255, 255, 0.8);
}

.search-input:focus {
  outline: none;
  background-color: rgba(255, 255, 255, 0.95);
  color: var(--neutral-900);
  border-color: white;
  box-shadow: var(--shadow-md);
}

.search-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1rem;
  height: 1rem;
  color: rgba(255, 255, 255, 0.8);
  pointer-events: none;
}

.search-input:focus + .search-icon {
  color: var(--primary-blue);
}

.header-right-side {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.anniversary-badge {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  overflow: visible;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.anniversary-badge img {
  width: 110%;
  height: 110%;
  object-fit: contain;
  filter: drop-shadow(0 2px 5px rgba(0,0,0,0.15));
}

.admin-toggle-btn {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  background-color: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 0.45rem 1rem;
  border-radius: 20px;
  color: white;
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition-fast);
  text-decoration: none !important;
}

.admin-toggle-btn:hover {
  background-color: white;
  color: var(--primary-blue);
  border-color: white;
  text-decoration: none !important;
}

/* Beautiful Premium Footer style */
.portal-page-footer {
  background-color: #0f172a;
  color: #94a3b8;
  text-align: center;
  padding: 2.5rem 1.5rem;
  border-top: 3px solid var(--green-main);
  font-size: 0.8rem;
  margin-top: auto;
  line-height: 1.6;
}

.footer-subtitle {
  margin-top: 0.45rem;
  font-size: 0.725rem;
  color: #64748b;
  font-weight: 500;
}

/* Fallback Warning Alert Banner */
.fallback-banner {
  background-color: var(--warning);
  color: var(--neutral-900);
  padding: 0.35rem 1rem;
  font-size: 0.8rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

/* Central Titles (Second Image) */
.central-titles {
  text-align: center;
  padding: 2rem 1.5rem 1rem 1.5rem;
  max-width: 1240px;
  margin: 0 auto;
}

.central-titles h2 {
  font-size: 1.75rem;
  font-weight: 800;
  color: #1e74b5;
  margin-bottom: 0.35rem;
}

.central-titles p {
  font-size: 0.95rem;
  font-weight: 600;
  color: #3b8fd9;
}

/* Top 4 Highlight Cards Row */
.highlight-row {
  max-width: 1240px;
  margin: 0 auto 1.5rem auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}

.highlight-card {
  background-color: white;
  border-radius: var(--radius-md);
  padding: 1.15rem;
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid #e2e8f0;
  transition: var(--transition-normal);
}

.highlight-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}

.highlight-icon-box {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

.highlight-card.c1 .highlight-icon-box { background-color: #d81b60; }
.highlight-card.c2 .highlight-icon-box { background-color: #e91e63; }
.highlight-card.c3 .highlight-icon-box { background-color: #ab47bc; }
.highlight-card.c4 .highlight-icon-box { background-color: #7e57c2; }

.highlight-text h3 {
  font-size: 0.9rem;
  font-weight: 700;
  color: #d81b60;
  margin-bottom: 0.25rem;
}

.highlight-card.c2 .highlight-text h3 { color: #e91e63; }
.highlight-card.c3 .highlight-text h3 { color: #ab47bc; }
.highlight-card.c4 .highlight-text h3 { color: #7e57c2; }

.highlight-text p {
  font-size: 0.775rem;
  color: #64748b;
  line-height: 1.4;
}

/* Dashboard Content Grid */
.portal-content {
  max-width: 1240px;
  width: 100%;
  margin: 0 auto 3rem auto;
  padding: 0 1.5rem;
  flex: 1;
}

.section-group {
  margin-bottom: 2rem;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--green-main);
  margin-bottom: 1rem;
  position: relative;
  padding-left: 0.75rem;
}

.section-title::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background-color: var(--green-main);
  border-radius: 2px;
}

.section-title.blue-social {
  color: var(--social-blue);
}

.section-title.blue-social::before {
  background-color: var(--social-blue);
}

/* Green utility cards and blue social cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.portal-grid-card {
  background-color: white;
  border-radius: var(--radius-md);
  padding: 1.15rem;
  border: 1px solid #e2e8f0;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 0.85rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  position: relative;
  min-height: 110px;
}

.portal-grid-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: #cbd5e1;
}

.card-left-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--green-bg);
  color: var(--green-main);
  flex-shrink: 0;
}

.portal-grid-card.social-card .card-left-icon {
  background-color: var(--social-bg);
  color: var(--social-blue);
}

.card-right-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  padding-bottom: 1.5rem; /* space for absolute button */
}

.card-right-body h3 {
  font-size: 0.925rem;
  font-weight: 700;
  color: var(--green-main);
  margin-bottom: 0.25rem;
}

.portal-grid-card.social-card .card-right-body h3 {
  color: var(--social-blue);
}

.card-right-body p {
  font-size: 0.775rem;
  color: #64748b;
  line-height: 1.4;
}

.card-action-btn {
  position: absolute;
  bottom: 0.85rem;
  right: 0.85rem;
  background-color: white;
  border: 1px solid var(--green-main);
  color: var(--green-main);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  font-size: 0.725rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  transition: var(--transition-fast);
  text-decoration: none !important;
}

.portal-grid-card:hover .card-action-btn {
  background-color: var(--green-main) !important;
  color: white !important;
}

.card-action-btn:hover {
  background-color: var(--green-main) !important;
  color: white !important;
}

.portal-grid-card.social-card .card-action-btn {
  border-color: var(--social-blue);
  color: var(--social-blue);
}

.portal-grid-card.social-card:hover .card-action-btn {
  background-color: var(--social-blue) !important;
  color: white !important;
}

.portal-grid-card.social-card .card-action-btn:hover {
  background-color: var(--social-blue) !important;
  color: white !important;
}

/* Sắp có badge for social */
.coming-soon-badge {
  background-color: var(--warning);
  color: white;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  text-transform: uppercase;
  margin-left: 0.35rem;
  vertical-align: middle;
}

/* Modals styles remain standard but styled beautifully */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1.5rem;
}

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

.modal-content {
  background-color: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  max-width: 650px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

.modal-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--neutral-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h2 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--neutral-900);
}

.close-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--neutral-600);
  padding: 0.25rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.close-btn:hover {
  background-color: var(--neutral-100);
  color: var(--neutral-900);
}

.modal-body {
  padding: 1.5rem;
}

.modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--neutral-200);
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

/* Forms & Tables styling in modals */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--neutral-800);
}

.form-group input, .form-group select, .form-group textarea {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--neutral-300);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--neutral-900);
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 2px rgba(52, 145, 208, 0.2);
}

.btn {
  padding: 0.45rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  justify-content: center;
}

.btn-primary {
  background-color: var(--primary-blue);
  color: white;
}

.btn-primary:hover {
  background-color: #175d94;
}

.btn-secondary {
  background-color: white;
  border-color: var(--neutral-300);
  color: var(--neutral-800);
}

.btn-secondary:hover {
  background-color: var(--neutral-100);
}

/* Tables */
.table-search {
  width: 100%;
  padding: 0.45rem 0.75rem;
  border: 1px solid var(--neutral-300);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
}

.table-search:focus {
  outline: none;
  border-color: var(--primary-blue);
}

/* Profile view in modal */
.profile-lookup-details {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.profile-card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--neutral-200);
}

.profile-avatar {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  background-color: var(--social-bg);
  color: var(--primary-blue);
  display: flex;
  align-items: center;
  justify-content: center;
}

.profile-avatar svg {
  width: 1.75rem;
  height: 1.75rem;
}

.profile-title-info h3 {
  font-size: 1.15rem;
  font-weight: 700;
}

.profile-title-info p {
  font-size: 0.8rem;
  color: var(--neutral-600);
}

.profile-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.profile-info-item {
  display: flex;
  flex-direction: column;
}

.profile-info-item.full-width {
  grid-column: 1 / -1;
}

.profile-info-item label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--neutral-600);
}

.profile-info-item span {
  font-size: 0.875rem;
  color: var(--neutral-900);
  font-weight: 500;
}

.profile-info-section-title {
  grid-column: 1 / -1;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary-blue);
  border-bottom: 1px solid var(--neutral-200);
  padding-bottom: 0.25rem;
  margin-top: 0.5rem;
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
  text-align: center;
}

/* Seating Chart Grid */
.seating-chart-grid {
  display: grid;
  gap: 0.5rem;
  margin: 1rem 0;
  padding: 1rem;
  background-color: var(--neutral-100);
  border-radius: var(--radius-md);
  justify-content: center;
}

.seating-row {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
}

.seat-item {
  width: 95px;
  height: 55px;
  background-color: white;
  border: 1px solid var(--neutral-300);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  padding: 0.2rem;
  text-align: center;
}

.seat-item.occupied {
  background-color: #f0fdf4;
  border-color: #bbf7d0;
  color: var(--green-main);
  font-weight: 600;
}

.seat-item.teacher-desk {
  background-color: var(--neutral-800);
  color: white;
  font-weight: bold;
  height: 35px;
  width: 150px;
  margin-bottom: 1rem;
}

/* QR Code */
.qr-generator-tool {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.qr-preview-box {
  width: 180px;
  height: 180px;
  background-color: var(--neutral-50);
  border: 1px dashed var(--neutral-300);
  display: flex;
  align-items: center;
  justify-content: center;
}

.qr-preview-box img {
  width: 100%;
  height: 100%;
}

/* Link Shortener */
.shortened-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.shortened-item {
  background-color: var(--neutral-50);
  border: 1px solid var(--neutral-200);
  padding: 0.75rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.shortened-item-info h4 {
  font-size: 0.85rem;
  font-weight: 700;
}

.shortened-item-info p {
  font-size: 0.7rem;
  color: var(--neutral-600);
}

.shortened-item-info a {
  font-size: 0.8rem;
  color: var(--primary-blue);
  font-weight: 600;
}

/* Avatar Border Creator */
.avatar-frame-tool {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.avatar-preview-container {
  position: relative;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  overflow: hidden;
  border: 4px solid white;
  box-shadow: var(--shadow-md);
  background-color: var(--neutral-100);
  display: flex;
  align-items: center;
  justify-content: center;
}

.avatar-user-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.avatar-frame-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}

.frame-options {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
}

.frame-opt {
  width: 35px;
  height: 35px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid white;
  box-shadow: var(--shadow-sm);
}

.frame-opt.active {
  transform: scale(1.1);
  border-color: var(--primary-blue);
}

/* ==========================================
   ADMIN DASHBOARD LAYOUT & WIDGETS
   ========================================== */

.admin-container {
  display: flex;
  min-height: 100vh;
  background-color: var(--neutral-50);
}

.admin-sidebar {
  width: 260px;
  background-color: var(--neutral-900);
  color: white;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--neutral-800);
  flex-shrink: 0;
}

.sidebar-header {
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid var(--neutral-800);
}

.sidebar-brand h2 {
  font-size: 1.1rem;
  font-weight: 700;
  color: white;
}

.sidebar-brand p {
  font-size: 0.725rem;
  color: var(--neutral-400);
}

.sidebar-menu {
  list-style: none;
  padding: 1.5rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex-grow: 1;
}

.menu-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  color: var(--neutral-300);
  text-decoration: none;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s ease;
}

.menu-item:hover {
  background-color: var(--neutral-800);
  color: white;
}

.menu-item.active {
  background-color: var(--primary-blue);
  color: white;
}

.sidebar-footer {
  padding: 1.5rem 1rem;
  border-top: 1px solid var(--neutral-800);
}

.admin-main {
  flex-grow: 1;
  padding: 2rem;
  overflow-y: auto;
  max-width: calc(100% - 260px);
}

.admin-top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--neutral-200);
  padding-bottom: 1rem;
}

.admin-title h1 {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--neutral-900);
}

.admin-title p {
  font-size: 0.9rem;
  color: var(--neutral-600);
  margin-top: 0.25rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  background-color: white;
  padding: 1.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--neutral-200);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.stat-card .stat-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background-color: var(--green-bg);
  color: var(--green-main);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-card.orange .stat-icon {
  background-color: #fff7ed;
  color: #ea580c;
}

.stat-card .stat-info h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--neutral-500);
  text-transform: uppercase;
  margin: 0;
}

.stat-card .stat-info p {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--neutral-900);
  margin: 0.25rem 0 0 0;
}

.table-card {
  background-color: white;
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  margin-bottom: 2rem;
  padding: 1.5rem;
}

/* Custom Admin Seating charts grid */
.admin-seating-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.admin-seat {
  background-color: white;
  border: 1.5px solid var(--neutral-200);
  border-radius: var(--radius-md);
  padding: 1rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
}

.admin-seat:hover {
  border-color: var(--primary-blue);
  transform: translateY(-2px);
}

.admin-seat.occupied {
  background-color: var(--green-bg);
  border-color: var(--green-main);
  color: var(--green-main);
}

/* Data Table and Toolbar Layout */
.table-toolbar {
  padding: 1.25rem;
  border-bottom: 1px solid var(--neutral-200);
  background-color: var(--neutral-50);
}

.toolbar-left {
  position: relative;
  max-width: 380px;
}

.table-search-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1rem;
  height: 1rem;
  color: var(--neutral-600);
  pointer-events: none;
}

.table-search {
  padding-left: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  border: 1px solid var(--neutral-300);
  width: 100%;
}

.table-container {
  overflow-x: auto;
  width: 100%;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
}

.data-table th {
  background-color: var(--neutral-100);
  color: var(--neutral-800);
  font-weight: 700;
  padding: 1rem;
  border-bottom: 1.5px solid var(--neutral-200);
}

.data-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--neutral-200);
  vertical-align: middle;
}

.data-table tbody tr:hover {
  background-color: var(--neutral-50);
}

/* Action Icon Buttons */
.action-buttons {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--neutral-200);
  background-color: white;
  color: var(--neutral-600);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.icon-btn:hover {
  transform: scale(1.05);
}

.icon-btn-edit:hover {
  border-color: var(--green-main);
  background-color: var(--green-bg);
  color: var(--green-main);
}

.icon-btn-delete:hover {
  border-color: var(--danger);
  background-color: #fee2e2;
  color: var(--danger);
}

/* Custom Hover Glow & Light Up State */
.portal-grid-card {
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.portal-grid-card:hover {
  transform: translateY(-4px) !important;
  border-color: var(--green-main) !important;
  box-shadow: 0 10px 25px rgba(43, 158, 102, 0.22) !important;
}

.portal-grid-card.social-card:hover {
  border-color: var(--social-blue) !important;
  box-shadow: 0 10px 25px rgba(29, 114, 179, 0.22) !important;
}

/* Modern unified search bar group inside modals */
.modal-search-group {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  width: 100%;
}

.modal-search-group .table-search {
  flex: 1 !important;
  height: 42px !important;
  padding: 0 1rem !important;
  border: 1px solid var(--neutral-300) !important;
  border-radius: var(--radius-md) !important;
  font-size: 0.9rem !important;
  color: var(--neutral-800) !important;
  background-color: white !important;
  box-sizing: border-box !important;
  transition: all 0.2s !important;
}

.modal-search-group .table-search:focus {
  border-color: var(--primary-blue) !important;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15) !important;
  outline: none !important;
}

.modal-search-group select.table-search {
  padding: 0 0.75rem !important;
}

.modal-search-group .btn {
  height: 42px !important;
  border-radius: var(--radius-md) !important;
  padding: 0 1.5rem !important;
  font-size: 0.9rem !important;
  white-space: nowrap !important;
  flex-shrink: 0 !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
}

/* Mobile Responsiveness Styles */
html, body {
  overflow-x: hidden !important;
  max-width: 100% !important;
}

@media (max-width: 768px) {
  .portal-header {
    padding: 1rem !important;
  }

  .header-top {
    flex-direction: column !important;
    align-items: center !important;
    text-align: center !important;
    gap: 0.75rem !important;
  }

  .school-brand {
    flex-direction: row !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 0.5rem !important;
    width: 100% !important;
  }

  .school-logo {
    width: 45px !important;
    height: 45px !important;
    flex-shrink: 0 !important;
  }

  .brand-text {
    text-align: left !important;
  }

  .brand-text h1 {
    font-size: 0.95rem !important;
    text-align: left !important;
    line-height: 1.25 !important;
    margin: 0 !important;
  }

  .brand-text p {
    font-size: 0.65rem !important;
    text-align: left !important;
    margin-top: 2px !important;
  }

  .search-box-container {
    width: 100% !important;
    max-width: 100% !important;
    margin: 0.25rem 0 !important;
  }

  .header-right-side {
    width: 100% !important;
    justify-content: flex-end !important;
    align-items: center !important;
    flex-direction: row !important;
    gap: 0.75rem !important;
    padding-right: 0.5rem !important;
  }

  .admin-toggle-btn {
    padding: 0.4rem 0.75rem !important;
    font-size: 0.75rem !important;
  }

  .anniversary-badge {
    width: 2.75rem !important;
    height: 2.75rem !important;
  }

  .anniversary-badge svg {
    width: 100% !important;
    height: 100% !important;
  }

  .central-titles {
    padding: 1.5rem 1rem !important;
  }

  .central-titles h2 {
    font-size: 1.25rem !important;
    line-height: 1.3 !important;
  }

  .central-titles p {
    font-size: 0.8rem !important;
    line-height: 1.4 !important;
  }

  .highlight-row {
    display: grid !important;
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 0.5rem !important;
    padding: 0 1rem !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .highlight-card {
    width: 100% !important;
    box-sizing: border-box !important;
    padding: 0.5rem !important;
    display: flex !important;
    align-items: center !important;
    gap: 0.5rem !important;
  }

  .highlight-icon-box {
    width: 2rem !important;
    height: 2rem !important;
    font-size: 0.85rem !important;
    flex-shrink: 0 !important;
  }

  .highlight-text p {
    display: none !important;
  }

  .highlight-text h3 {
    margin: 0 !important;
    font-size: 0.75rem !important;
    line-height: 1.2 !important;
  }

  .cards-grid {
    display: flex !important;
    flex-direction: column !important;
    gap: 0.65rem !important;
    padding: 0 1rem !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .portal-grid-card {
    width: 100% !important;
    box-sizing: border-box !important;
    padding: 0.65rem 1rem !important;
    display: flex !important;
    align-items: center !important;
    gap: 0.75rem !important;
    min-height: 60px !important;
  }

  .card-left-icon {
    width: 34px !important;
    height: 34px !important;
    flex-shrink: 0 !important;
  }

  .card-right-body {
    flex: 1 !important;
    padding-bottom: 0 !important;
  }

  .card-right-body h3 {
    font-size: 0.85rem !important;
    margin: 0 !important;
  }

  .card-right-body p {
    display: none !important;
  }

  .card-action-btn {
    position: static !important;
    margin-left: auto !important;
    flex-shrink: 0 !important;
    padding: 0.25rem 0.5rem !important;
    font-size: 0.7rem !important;
  }

  /* Modals on mobile */
  .modal-overlay {
    padding: 0.75rem !important;
  }

  .modal-content {
    width: 100% !important;
    margin: 0 auto !important;
    padding: 0.85rem !important;
    border-radius: var(--radius-md) !important;
  }

  .modal-header {
    padding: 0.75rem 0.5rem !important;
  }

  .modal-header h2 {
    font-size: 0.95rem !important;
  }

  .modal-body {
    padding: 0.75rem 0.25rem !important;
    overflow-x: auto !important;
  }

  /* Force table & seating chart grids to be horizontally scrollable on mobile if they are wider than viewport */
  #seating-chart-container {
    overflow-x: auto !important;
    width: 100% !important;
    padding-bottom: 0.5rem;
  }

  .seating-chart-grid {
    min-width: 580px !important;
  }

  .modal-search-group {
    flex-direction: row !important;
    gap: 0.35rem !important;
  }

  .modal-search-group .table-search {
    height: 38px !important;
    font-size: 0.8rem !important;
    padding: 0 0.75rem !important;
  }

  .modal-search-group .btn {
    height: 38px !important;
    padding: 0 0.85rem !important;
    font-size: 0.8rem !important;
  }

  .modal-footer {
    padding: 0.75rem 0.5rem 0 0.5rem !important;
  }
}