/* ===== Admin Panel Styles ===== */

/* Login Section */
.admin-login-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}

.admin-login-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
  max-width: 400px;
  width: 100%;
  text-align: center;
}

.admin-login-card h2 {
  color: var(--text-heading);
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.admin-login-card > p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

/* Form Elements */
.form-group {
  text-align: left;
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-light);
}

.form-group input::placeholder {
  color: var(--text-muted);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23888' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.9rem center;
  padding-right: 2.5rem;
}

.form-error {
  color: #e74c3c;
  font-size: 0.8rem;
  margin-bottom: 1rem;
  min-height: 1rem;
}

.btn-full {
  width: 100%;
  justify-content: center;
}

.btn-danger {
  background: #e74c3c;
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  transition: background var(--transition);
}

.btn-danger:hover {
  background: #c0392b;
}

/* Dashboard */
.admin-dashboard {
  padding-top: 6rem;
  padding-bottom: 3rem;
  min-height: 100vh;
}

.dashboard-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.dashboard-header h1 {
  color: var(--text-heading);
  font-size: 1.75rem;
}

.dashboard-header p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 0.25rem;
}

.dashboard-actions {
  display: flex;
  gap: 0.75rem;
}

/* Stats */
.admin-stats {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}

.admin-stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.25rem 1.5rem;
  flex: 1;
  max-width: 200px;
}

.admin-stat-number {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-heading);
}

.admin-stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

/* Table */
.admin-table-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

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

.admin-table thead {
  background: var(--surface);
}

.admin-table th {
  text-align: left;
  padding: 0.85rem 1rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.admin-table td {
  padding: 0.85rem 1rem;
  font-size: 0.9rem;
  color: var(--text);
  border-top: 1px solid var(--border);
}

.admin-table tbody tr:hover {
  background: var(--bg-card-hover);
}

.admin-table .td-title {
  font-weight: 600;
  color: var(--text-heading);
  max-width: 300px;
}

.admin-table .td-subject {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  background: var(--surface);
  display: inline-block;
}

.admin-table .td-actions {
  display: flex;
  gap: 0.5rem;
}

.admin-table .btn-edit,
.admin-table .btn-delete {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 4px;
  cursor: pointer;
  transition: background var(--transition);
}

.admin-table .btn-edit {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
}

.admin-table .btn-edit:hover {
  background: var(--bg-card-hover);
}

.admin-table .btn-delete {
  background: transparent;
  color: #e74c3c;
  border: 1px solid #e74c3c33;
}

.admin-table .btn-delete:hover {
  background: #e74c3c15;
}

/* Empty & Loading */
.admin-empty,
.admin-loading {
  padding: 3rem 1rem;
  text-align: center;
  color: var(--text-muted);
}

.admin-loading .loader-spinner {
  margin: 0 auto 1rem;
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1rem;
}

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

.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  max-width: 500px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-card-sm {
  max-width: 400px;
  text-align: center;
}

.modal-card-sm h3 {
  color: var(--text-heading);
  margin-bottom: 0.75rem;
}

.modal-card-sm p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.modal-header h3 {
  color: var(--text-heading);
  font-size: 1.2rem;
}

.modal-close {
  background: transparent;
  color: var(--text-muted);
  font-size: 1.5rem;
  padding: 0.25rem;
  transition: color var(--transition);
}

.modal-close:hover {
  color: var(--text-heading);
}

.modal-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1.5rem;
}

/* Responsive */
@media (max-width: 768px) {
  .dashboard-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .admin-stats {
    flex-direction: column;
  }

  .admin-stat-card {
    max-width: 100%;
  }

  .admin-table-wrapper {
    overflow-x: auto;
  }

  .admin-table {
    min-width: 600px;
  }

  .modal-card {
    padding: 1.5rem;
  }
}

@media (max-width: 480px) {
  .admin-login-card {
    padding: 1.5rem;
  }

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

  .dashboard-actions .btn {
    width: 100%;
    justify-content: center;
  }
}