/* ===== Google Fonts Import ===== */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+Bengali:wght@400;700&display=swap');

/* ===== Global Reset for Admin ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Noto Serif Bengali', 'Noto Serif', serif;
  background: #f5f7fa;
  color: #333;
}

/* ===================== ADMIN LOGIN PAGE ===================== */
.admin-login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  padding: 20px;
}

.admin-login-box {
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  width: 100%;
  max-width: 450px;
  padding: 48px 40px;
  animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.admin-login-header {
  text-align: center;
  margin-bottom: 32px;
}

.admin-logo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin-bottom: 16px;
  object-fit: cover;
}

.admin-login-header h1 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: #333;
  margin-bottom: 8px;
}

.admin-login-header p {
  font-size: clamp(0.9rem, 1.5vw, 1rem);
  color: #666;
}

.admin-login-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.95rem;
  font-weight: 600;
  color: #333;
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-group label i {
  color: #667eea;
}

.form-group input {
  padding: 14px 16px;
  border: 2px solid #e0e0e0;
  border-radius: 12px;
  font-size: 1rem;
  font-family: inherit;
  transition: all 0.3s ease;
  outline: none;
}

.form-group input:focus {
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.password-input-wrapper {
  position: relative;
}

.password-input-wrapper input {
  width: 100%;
  padding-right: 48px;
}

.toggle-password {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  cursor: pointer;
  color: #999;
  transition: color 0.3s ease;
}

.toggle-password:hover {
  color: #667eea;
}

.checkbox-group {
  flex-direction: row;
  align-items: center;
}

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-weight: 400;
}

.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.admin-login-btn {
  padding: 16px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff;
  border: none;
  border-radius: 12px;
  font-size: 1.1rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all 0.3s ease;
  margin-top: 8px;
}

.admin-login-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(102, 126, 234, 0.4);
}

.admin-login-btn:active {
  transform: translateY(0);
}

.admin-login-footer {
  margin-top: 24px;
  text-align: center;
}

.back-link {
  color: #667eea;
  text-decoration: none;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.3s ease;
}

.back-link:hover {
  gap: 10px;
  color: #764ba2;
}

/* ===================== ADMIN DASHBOARD ===================== */
.admin-header {
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 1000;
}

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

.sidebar-toggle {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: #333;
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
  transition: all 0.3s ease;
}

.sidebar-toggle:hover {
  background: #f5f5f5;
}

.admin-header-logo {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
}

.admin-header h1 {
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  color: #333;
}

.admin-header-right {
  display: flex;
  align-items: center;
  gap: 20px;
}

.admin-user-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.admin-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #667eea;
}

.admin-name {
  font-size: 1rem;
  font-weight: 600;
  color: #333;
}

.admin-logout-btn {
  background: #f44336;
  color: #fff;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s ease;
}

.admin-logout-btn:hover {
  background: #d32f2f;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(244, 67, 54, 0.3);
}

/* Layout */
.admin-layout {
  display: flex;
  min-height: calc(100vh - 72px);
}

.admin-sidebar {
  width: 280px;
  background: #fff;
  box-shadow: 2px 0 8px rgba(0, 0, 0, 0.05);
  padding: 24px 0;
  transition: all 0.3s ease;
}

.admin-sidebar.collapsed {
  width: 80px;
}

.admin-nav {
  display: flex;
  flex-direction: column;
}

.admin-nav-link {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  color: #666;
  text-decoration: none;
  font-size: 1rem;
  transition: all 0.3s ease;
  border-left: 3px solid transparent;
}

.admin-nav-link:hover {
  background: #f5f7fa;
  color: #667eea;
  border-left-color: #667eea;
}

.admin-nav-link.active {
  background: #f5f7fa;
  color: #667eea;
  border-left-color: #667eea;
  font-weight: 600;
}

.admin-nav-link i {
  font-size: 1.2rem;
  width: 24px;
  text-align: center;
}

.nav-divider {
  height: 1px;
  background: #e0e0e0;
  margin: 16px 0;
}

.admin-main {
  flex: 1;
  padding: 32px;
  background: #f5f7fa;
  overflow-y: auto;
}

/* Sections */
.admin-section {
  display: none;
}

.admin-section.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.admin-section-header {
  margin-bottom: 32px;
}

.admin-section-header h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: #333;
  margin-bottom: 8px;
}

.admin-section-header p {
  font-size: 1rem;
  color: #666;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  margin-bottom: 32px;
}

.stat-card {
  background: #fff;
  border-radius: 16px;
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 20px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  transition: all 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.stat-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.8rem;
}

.stat-content {
  flex: 1;
}

.stat-value {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  color: #333;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 0.95rem;
  color: #666;
}

/* Panel */
.admin-panel {
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  margin-bottom: 24px;
  overflow: hidden;
}

.panel-header {
  padding: 20px 24px;
  border-bottom: 1px solid #e0e0e0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.panel-header h3 {
  font-size: 1.2rem;
  color: #333;
}

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

.search-input {
  padding: 10px 16px;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  width: 250px;
  outline: none;
  transition: all 0.3s ease;
}

.search-input:focus {
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.filter-select {
  padding: 10px 16px;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.filter-select:focus {
  border-color: #667eea;
}

.panel-body {
  padding: 24px;
}

/* Table */
.table-responsive {
  overflow-x: auto;
}

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

.admin-table thead {
  background: #f5f7fa;
}

.admin-table th {
  padding: 16px;
  text-align: left;
  font-size: 0.95rem;
  font-weight: 600;
  color: #333;
  white-space: nowrap;
}

.admin-table td {
  padding: 16px;
  border-top: 1px solid #e0e0e0;
  font-size: 0.95rem;
  color: #666;
}

.admin-table tbody tr {
  transition: background 0.2s ease;
}

.admin-table tbody tr:hover {
  background: #f5f7fa;
}

/* Status Badge */
.status-badge {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: capitalize;
}

.status-badge.active,
.status-badge.approved {
  background: #e8f5e9;
  color: #4caf50;
}

.status-badge.pending {
  background: #fff3e0;
  color: #ff9800;
}

.status-badge.inactive,
.status-badge.rejected {
  background: #ffebee;
  color: #f44336;
}

/* Action Buttons */
.action-btns {
  display: flex;
  gap: 8px;
}

.btn-action {
  padding: 8px 12px;
  border: none;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-view {
  background: #2196f3;
  color: #fff;
}

.btn-view:hover {
  background: #1976d2;
}

.btn-approve {
  background: #4caf50;
  color: #fff;
}

.btn-approve:hover {
  background: #388e3c;
}

.btn-reject {
  background: #f44336;
  color: #fff;
}

.btn-reject:hover {
  background: #d32f2f;
}

.btn-delete {
  background: #f44336;
  color: #fff;
}

.btn-delete:hover {
  background: #d32f2f;
}

.btn-edit {
  background: #ff9800;
  color: #fff;
}

.btn-edit:hover {
  background: #f57c00;
}

/* Activity List */
.activity-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.activity-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  background: #f5f7fa;
  border-radius: 12px;
  transition: all 0.3s ease;
}

.activity-item:hover {
  background: #e8eaf0;
}

.activity-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: #fff;
  flex-shrink: 0;
}

.activity-content {
  flex: 1;
}

.activity-title {
  font-size: 1rem;
  font-weight: 600;
  color: #333;
  margin-bottom: 4px;
}

.activity-meta {
  font-size: 0.85rem;
  color: #999;
}

/* Settings Form */
.settings-form {
  max-width: 600px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-input {
  padding: 12px 16px;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  transition: all 0.3s ease;
  width: 100%;
}

.form-input:focus {
  border-color: #667eea;
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

textarea.form-input {
  resize: vertical;
  min-height: 100px;
}

.btn-primary {
  padding: 14px 24px;
  background: #667eea;
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: all 0.3s ease;
  align-self: flex-start;
}

.btn-primary:hover {
  background: #5568d3;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

/* Alert */
.alert {
  padding: 16px 20px;
  border-radius: 8px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.alert.success {
  background: #e8f5e9;
  color: #4caf50;
  border: 1px solid #4caf50;
}

.alert.error {
  background: #ffebee;
  color: #f44336;
  border: 1px solid #f44336;
}

/* ===== Analytics & Statistics Styles ===== */
.analytics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-top: 20px;
}

.analytics-card {
  background: #fff;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.analytics-card h4 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: #333;
}

.chart-container {
  width: 100%;
  margin-top: 12px;
}

.chart-placeholder {
  min-height: 300px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #f9f9f9;
  border-radius: 8px;
  border: 2px dashed #ddd;
}

.chart-placeholder i {
  font-size: 3rem;
  color: #ccc;
  margin-bottom: 12px;
}

.chart-placeholder p {
  color: #999;
  font-size: 0.95rem;
}

/* Responsive */
@media (max-width: 768px) {
  .admin-header {
    padding: 12px 16px;
  }

  .admin-header h1 {
    display: none;
  }

  .admin-name {
    display: none;
  }

  .admin-sidebar {
    position: fixed;
    left: -280px;
    top: 72px;
    bottom: 0;
    z-index: 999;
  }

  .admin-sidebar.show {
    left: 0;
  }

  .admin-main {
    padding: 20px 16px;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .panel-actions {
    flex-direction: column;
    width: 100%;
  }

  .search-input,
  .filter-select {
    width: 100%;
  }

  .admin-table {
    font-size: 0.85rem;
  }

  .admin-table th,
  .admin-table td {
    padding: 12px 8px;
  }

  .action-btns {
    flex-direction: column;
  }
}