/* Modern Admin Panel Styles */
:root {
  --primary: #8a4baf;
  --primary-dark: #7a3f9f;
  --secondary: #ff6b6b;
  --success: #51cf66;
  --danger: #ff6b6b;
  --warning: #fcc419;
  --info: #339af0;
  --light: #f8f9fa;
  --dark: #343a40;
  --gray: #6c757d;
  --border-radius: 12px;
  --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  --transition: all 0.3s ease;
}

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

body {
  font-family: 'Quicksand', sans-serif;
  background: #f8f9fa;
  color: #495057;
  line-height: 1.6;
}

/* Header Styles */
.admin-header {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.admin-header h1 {
  font-size: 1.8rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.admin-header h1 i {
  font-size: 1.5rem;
}

.demo-badge {
  background: var(--warning);
  color: var(--dark);
  padding: 0.25rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  margin-left: 1rem;
  font-weight: 600;
}

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

.home-btn, .logout-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.2rem;
  border-radius: var(--border-radius);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
}

.home-btn {
  background: rgba(255, 255, 255, 0.2);
  color: white;
}

.home-btn:hover {
  background: rgba(255, 255, 255, 0.3);
}

.logout-btn {
  background: var(--danger);
  color: white;
}

.logout-btn:hover {
  background: #e35d5d;
  transform: translateY(-2px);
}

/* Main Container */
.admin-container {
  padding: 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

/* Demo Warning */
.demo-warning {
  background: linear-gradient(135deg, #fff3cd, #ffecb5);
  color: #856404;
  padding: 1rem;
  border-radius: var(--border-radius);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  box-shadow: var(--box-shadow);
  border-left: 4px solid var(--warning);
}

.demo-warning i {
  font-size: 1.5rem;
}

/* Cards */
.card {
  background: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  margin-bottom: 2rem;
  overflow: hidden;
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.card-header {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-header h2 {
  font-size: 1.4rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.card-body {
  padding: 1.5rem;
}

/* Tables */
.table-responsive {
  overflow-x: auto;
  border-radius: var(--border-radius);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  background: white;
}

.data-table th, .data-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid #e9ecef;
}

.data-table th {
  background-color: #f8f9fa;
  font-weight: 600;
  color: var(--dark);
  position: sticky;
  top: 0;
}

.data-table tr:last-child td {
  border-bottom: none;
}

.data-table tr:hover {
  background-color: #f8f9fa;
}

/* Status Badges */
.status-badge {
  padding: 0.35rem 0.75rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.status-pending {
  background: #fff3cd;
  color: #856404;
}

.status-approved {
  background: #d4edda;
  color: #155724;
}

.status-rejected {
  background: #f8d7da;
  color: #721c24;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius);
  text-decoration: none;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.9rem;
}

.btn-sm {
  padding: 0.4rem 0.8rem;
  font-size: 0.85rem;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

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

.btn-success:hover {
  background: #47b85d;
  transform: translateY(-2px);
}

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

.btn-danger:hover {
  background: #e35d5d;
  transform: translateY(-2px);
}

.btn-warning {
  background: var(--warning);
  color: var(--dark);
}

.btn-warning:hover {
  background: #f3b90f;
  transform: translateY(-2px);
}

.btn-disabled {
  opacity: 0.6;
  cursor: not-allowed !important;
  pointer-events: none;
}

/* Upload Form */
.upload-card {
  background: white;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  padding: 2rem;
  margin-bottom: 2rem;
  text-align: center;
}

.upload-card h2 {
  color: var(--primary);
  margin-bottom: 0.75rem;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.upload-card p {
  color: var(--gray);
  margin-bottom: 1.5rem;
}

.upload-form {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.file-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #e9ecef;
  color: var(--dark);
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.file-label:hover {
  background: #dee2e6;
}

#selected-files {
  font-weight: 600;
  color: var(--primary);
  margin: 0.5rem 0;
}

/* Gallery */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.gallery-item {
  position: relative;
  background: white;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.gallery-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.gallery-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.gallery-actions {
  padding: 1rem;
  text-align: center;
}

/* Popup */
.popup {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: 1rem 1.5rem;
  border-radius: var(--border-radius);
  color: white;
  font-weight: 600;
  box-shadow: var(--box-shadow);
  z-index: 9999;
  max-width: 350px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  animation: slideIn 0.4s ease forwards;
}

.popup.success {
  background: var(--success);
}

.popup.error {
  background: var(--danger);
}

.popup-close {
  cursor: pointer;
  font-size: 1.2rem;
  user-select: none;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Responsive Design */
@media (max-width: 992px) {
  .admin-header {
    flex-direction: column;
    gap: 1rem;
    padding: 1rem;
  }
  
  .header-actions {
    width: 100%;
    justify-content: center;
  }
  
  .admin-container {
    padding: 1rem;
  }
  
  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }
}

@media (max-width: 768px) {
  .card-header {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }
  
  .data-table {
    font-size: 0.9rem;
  }
  
  .data-table th, .data-table td {
    padding: 0.75rem 0.5rem;
  }
  
  .btn {
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
  }
  
  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
  }
}

@media (max-width: 576px) {
  .admin-header h1 {
    font-size: 1.5rem;
  }
  
  .home-btn, .logout-btn {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
  }
  
  .card-header h2 {
    font-size: 1.2rem;
  }
  
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  
  .table-responsive {
    border-radius: 0;
  }
  
  .data-table {
    min-width: 600px;
  }
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.mb-3 {
  margin-bottom: 1rem;
}

.mt-3 {
  margin-top: 1rem;
}

.d-flex {
  display: flex;
}

.align-items-center {
  align-items: center;
}

.justify-content-between {
  justify-content: space-between;
}

.gap-2 {
  gap: 0.5rem;
}


/* Mobil Randevu Kartları */
.mobile-view {
  display: none;
}

.appointment-card {
  background: #f8f9fa;
  border-radius: var(--border-radius);
  padding: 1.25rem;
  margin-bottom: 1rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.appointment-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid #e9ecef;
}

.appointment-header h3 {
  font-size: 1.1rem;
  color: var(--primary);
  margin: 0;
}

.appointment-details {
  margin-bottom: 1rem;
}

.detail-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.detail-item i {
  color: var(--primary);
  width: 16px;
}

.appointment-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* Responsive Design - Mobil Görünüm */
@media (max-width: 768px) {
  .desktop-view {
    display: none;
  }
  
  .mobile-view {
    display: block;
  }
  
  .appointment-actions .btn {
    flex: 1;
    min-width: 100px;
    justify-content: center;
  }
}

@media (max-width: 576px) {
  .appointment-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  
  .appointment-actions {
    flex-direction: column;
  }
  
  .appointment-actions .btn {
    width: 100%;
  }
}