@import url('https://fonts.googleapis.com/css2?family=Sarabun:wght@300;400;500;600;700&display=swap');

:root {
  --bg-color: #121212;
  --panel-bg: rgba(30, 30, 30, 0.6);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);

  --primary-color: #3b82f6;
  --primary-hover: #2563eb;
  --secondary-color: #10b981;
  --secondary-hover: #059669;
  --danger-color: #ef4444;
  --danger-hover: #dc2626;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;

  --border-radius: 12px;
  --sidebar-width: 200px;
}

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

body {
  font-family: 'Sarabun', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-primary);
  height: 100vh;
  overflow: hidden;
  background: radial-gradient(circle at top left, #1e293b, #0f172a 70%);
}

.flex-container {
  display: flex;
  height: 100vh;
}

/* Glassmorphism Classes */
.glass {
  background: var(--panel-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-right: 1px solid var(--glass-border);
}

.glass-card {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: var(--border-radius);
  padding: 24px;
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  padding: 20px 0;
}

.sidebar .logo {
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0 16px 24px;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar nav {
  display: flex;
  flex-direction: column;
  flex: 1;
}

.nav-item {
  padding: 12px 16px;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: all 0.2s ease;
  border-left: 3px solid transparent;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
}

.nav-item.active {
  background: rgba(59, 130, 246, 0.1);
  color: var(--primary-color);
  border-left-color: var(--primary-color);
}

.sidebar-footer {
  padding: 16px;
}

/* Main Content */
.main-content {
  flex: 1;
  padding: 32px 40px;
  overflow-y: auto;
  min-width: 0;
}

.page-header {
  margin-bottom: 30px;
}

.page-header h1 {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-header p {
  color: var(--text-secondary);
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.stat-card h3 {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: 10px;
}

.stat-card h2 {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin: 5px 0;
}

.stat-card small {
  color: var(--text-secondary);
  font-size: 0.75rem;
  opacity: 0.8;
}

/* Chart Controls */
.chart-controls {
  background: rgba(255, 255, 255, 0.05) !important;
}

.chart-controls .btn {
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-weight: 500;
  transition: all 0.3s ease;
}

.chart-controls .btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.chart-controls .btn.active {
  background: var(--primary-color) !important;
  color: #fff !important;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.chart-container {
  transition: all 0.3s ease;
}

.chart-container:hover {
  border-color: rgba(59, 130, 246, 0.3);
}

/* Tables */
.table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.search-box {
  position: relative;
}

.search-box input {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--glass-border);
  color: #fff;
  padding: 8px 16px 8px 36px;
  border-radius: 8px;
  outline: none;
  font-family: 'Sarabun', sans-serif;
}

.search-box i {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
}

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

.data-table th,
.data-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--glass-border);
  white-space: nowrap;
}

.data-table th {
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.85rem;
}

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

.data-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.04);
}

/* Forms */
.form-container {
  max-width: 800px;
}

.form-group {
  margin-bottom: 20px;
}

.form-row {
  display: flex;
  gap: 20px;
}

.form-group.half {
  flex: 1;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--text-secondary);
}

.input-with-icon {
  position: relative;
}

.input-with-icon i {
  position: absolute;
  left: 14px;
  top: 14px;
  color: var(--text-secondary);
}

.input-with-icon input,
.input-with-icon textarea {
  width: 100%;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--glass-border);
  color: #fff;
  padding: 12px 16px 12px 42px;
  border-radius: 8px;
  outline: none;
  font-family: 'Sarabun', sans-serif;
  transition: border-color 0.2s;
}

.input-with-icon input:focus,
.input-with-icon textarea:focus {
  border-color: var(--primary-color);
}

textarea {
  resize: vertical;
}

/* Buttons */
.btn {
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 1rem;
  font-family: 'Sarabun', sans-serif;
  text-decoration: none;
}

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

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

.btn-warning {
  background-color: #f59e0b;
  color: #fff;
}

.btn-warning:hover {
  background-color: #d97706;
}

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

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

.btn-outline {
  background: transparent;
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.05);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.85rem;
  border-radius: 6px;
}

.w-100 {
  width: 100%;
}

.mt-2 {
  margin-top: 1rem;
}

.mt-3 {
  margin-top: 2rem;
}

/* =============================================
   Responsive Design (RWD)
   ============================================= */

/* Desktop & Large Tablets */
@media (min-width: 992px) {
  .mobile-topbar {
    display: none !important;
  }
}

/* Tablets and Mobile */
@media (max-width: 991px) {
  .flex-container {
    flex-direction: column;
  }

  .mobile-topbar {
    display: flex !important;
    justify-content: space-between;
    align-items: center;
    padding: 15px 24px;
    background: var(--panel-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 50;
  }

  .sidebar {
    position: fixed;
    top: 0;
    left: -300px;
    height: 100vh;
    width: 280px;
    z-index: 100;
    background: rgba(15, 23, 42, 0.95);
    transition: left 0.3s ease;
    box-shadow: 5px 0 15px rgba(0, 0, 0, 0.5);
  }

  .sidebar.show {
    left: 0;
  }

  .main-content {
    padding: 20px;
    height: calc(100vh - 65px);
    overflow-y: auto;
  }

  .sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 90;
    backdrop-filter: blur(3px);
  }

  .sidebar-overlay.show {
    display: block;
  }

  /* Page header responsive - tablet */
  .page-header h1 {
    font-size: 1.35rem;
    font-weight: 600;
    white-space: normal;
    word-break: break-word;
    line-height: 1.4;
    gap: 8px;
  }

  .page-header p {
    font-size: 0.85rem;
    margin-top: 4px;
  }

  .page-header {
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 16px;
  }

  .page-header > div {
    flex: 1;
    min-width: 0;
  }

  .page-header .btn {
    white-space: nowrap;
    padding: 10px 16px;
    font-size: 0.9rem;
    align-self: flex-start;
  }
}
/* Multi-Photo Preview Grid */
.preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 12px;
  margin-top: 15px;
}

.preview-item {
  position: relative;
  aspect-ratio: 1;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--glass-border);
  background: rgba(0,0,0,0.2);
}

.preview-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.preview-item .remove-btn {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 20px;
  height: 20px;
  background: rgba(239, 44, 44, 0.8);
  color: #fff;
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  cursor: pointer;
  z-index: 10;
  transition: transform 0.2s;
}

.preview-item .remove-btn:hover {
  transform: scale(1.15);
  background: #ef4444;
}

/* Gallery View */
.gallery-container {
  max-height: 70vh;
  overflow-y: auto;
  padding: 10px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 16px;
}

.gallery-card {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--glass-border);
  background: rgba(255,255,255,0.05);
  transition: transform 0.3s;
}

.gallery-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary-color);
}

.gallery-card img {
  width: 100%;
  height: auto;
  display: block;
}

.gallery-label {
  padding: 10px;
  background: rgba(0,0,0,0.5);
  font-size: 0.8rem;
  color: #94a3b8;
  text-align: center;
}
/* Detailed View Modal Tuning */
.swal-detail-container h4 {
  margin-top: 0;
  font-size: 1rem;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.swal-detail-container p {
  line-height: 1.6;
}

.glass-alert {
  border: 1px solid var(--glass-border) !important;
  background: rgba(15, 23, 42, 0.95) !important;
  backdrop-filter: blur(20px) !important;
  -webkit-backdrop-filter: blur(20px) !important;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5) !important;
  border-radius: 20px !important;
}

/* Custom Animation classes for Swal if Animate.css isn't loaded */
.animate__animated {
  animation-duration: 0.4s;
  animation-fill-mode: both;
}

@keyframes zoomIn {
  from { opacity: 0; transform: scale3d(0.3, 0.3, 0.3); }
  50% { opacity: 1; }
}
.animate__zoomIn { animation-name: zoomIn; }

@keyframes fadeOut {
  from { opacity: 1; }
  to { opacity: 0; }
}
.animate__fadeOut { animation-name: fadeOut; }

/* Mobile specific tweaks */
@media (max-width: 768px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    flex-direction: column;
    gap: 10px;
  }

  .table-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }

  .search-box {
    width: 100%;
  }

  .search-box input {
    width: 100%;
  }

  /* Page header responsive - mobile */
  .page-header h1 {
    font-size: 1.1rem;
    gap: 6px;
  }

  .page-header p {
    font-size: 0.8rem;
  }

  div:where(.swal2-container) div:where(.swal2-popup) {
    width: 95% !important;
  }
}

.btn-icon-sm {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #cbd5e1;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 0.8em;
}

.btn-icon-sm:hover {
  background: rgba(139, 92, 246, 0.2);
  border-color: rgba(139, 92, 246, 0.4);
  color: #a78bfa;
  transform: translateY(-1px);
}
/* SweetAlert2 Toast Overrides for visibility in Glass theme */
.swal2-toast {
  background: rgba(15, 23, 42, 0.98) !important;
  backdrop-filter: blur(12px) !important;
  -webkit-backdrop-filter: blur(12px) !important;
  border: 1px solid rgba(255, 255, 255, 0.1) !important;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6) !important;
  border-radius: 14px !important;
  padding: 12px 16px !important;
}

.swal2-toast .swal2-title {
  color: #f1f5f9 !important;
  font-size: 0.9rem !important;
  font-weight: 500 !important;
  margin: 0 10px !important;
}

.swal2-toast .swal2-success [class^='swal2-success-line'] {
  background-color: #10b981 !important;
}

.swal2-toast .swal2-error [class^='swal2-x-mark-line'] {
  background-color: #ef4444 !important;
}

.swal2-container.swal2-top-end, .swal2-container.swal2-top-right {
  top: 20px !important;
  right: 20px !important;
}