/* Apple-like Design System */

:root {
  --apple-blue: #007AFF;
  --apple-green: #34C759;
  --apple-red: #FF3B30;
  --apple-orange: #FF9500;
  --apple-gray: #8E8E93;
  --apple-light-gray: #F2F2F7;
  --apple-border: #D1D1D6;
  --apple-text: #1D1D1F;
  --apple-text-secondary: #86868B;
  --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  --card-shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.12);
  --bg-color: #FAFAFA;
  --card-bg: white;
  --navbar-bg: rgba(255, 255, 255, 0.95);
  --table-hover: #FAFAFA;
  --border-subtle: #F5F5F7;
}

/* Dark Mode Variables */
body.dark-mode {
  --apple-light-gray: #2C2C2E;
  --apple-border: #38383A;
  --apple-text: #F5F5F7;
  --apple-text-secondary: #98989D;
  --card-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  --card-shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.4);
  --bg-color: #000000;
  --card-bg: #1C1C1E;
  --navbar-bg: rgba(28, 28, 30, 0.95);
  --table-hover: #2C2C2E;
  --border-subtle: #38383A;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: var(--bg-color);
  color: var(--apple-text);
  padding-bottom: 60px;
  line-height: 1.5;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Navbar */
.navbar {
  background-color: var(--navbar-bg) !important;
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--apple-border);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.04);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

.navbar-brand {
  font-weight: 600;
  font-size: 20px;
  color: var(--apple-text) !important;
  letter-spacing: -0.02em;
}

/* Container */
.container {
  max-width: 1200px;
}

/* Cards */
.stats-card {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 24px;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--apple-border);
  transition: all 0.2s ease;
  margin-bottom: 16px;
}

.stats-card:hover {
  box-shadow: var(--card-shadow-hover);
  transform: translateY(-2px);
}

.stats-card h6 {
  color: var(--apple-text-secondary);
  font-size: 13px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}

.stats-card h3 {
  color: var(--apple-text);
  font-size: 32px;
  font-weight: 600;
  margin: 0;
  letter-spacing: -0.02em;
}

/* Tables */
.table {
  background: var(--card-bg);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--apple-border);
  margin-bottom: 0;
}

.table thead {
  background-color: var(--apple-light-gray);
  border-bottom: 1px solid var(--apple-border);
}

.table thead th {
  border: none;
  font-weight: 600;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--apple-text-secondary);
  padding: 16px 20px;
}

.table tbody td {
  border: none;
  border-bottom: 1px solid var(--border-subtle);
  padding: 16px 20px;
  vertical-align: middle;
  color: var(--apple-text);
}

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

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

/* Remove Bootstrap striped table styling */
.table-striped tbody tr:nth-of-type(odd) {
  background-color: transparent;
}

/* Section Headers */
h3, h4 {
  font-weight: 600;
  color: var(--apple-text);
  letter-spacing: -0.02em;
  margin-top: 32px;
  margin-bottom: 16px;
}

h3 {
  font-size: 28px;
}

h4 {
  font-size: 22px;
}

/* Buttons - General Improvements */
.btn {
  font-weight: 500;
  letter-spacing: -0.01em;
  transition: all 0.2s ease;
  border: none;
  border-radius: 8px;
  padding: 8px 16px;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

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

/* Alerts */
.alert {
  border-radius: 12px;
  border: 1px solid;
  padding: 16px 20px;
  font-size: 14px;
}

.alert-success {
  background-color: #F0FDF4;
  border-color: #BBF7D0;
  color: #166534;
}

.alert-warning {
  background-color: #FEF3C7;
  border-color: #FCD34D;
  color: #92400E;
}

.alert-info {
  background-color: #EFF6FF;
  border-color: #BFDBFE;
  color: #1E40AF;
}

/* Forms */
.form-control, .form-select {
  border: 1px solid var(--apple-border);
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 15px;
  transition: all 0.2s ease;
}

.form-control:focus, .form-select:focus {
  border-color: var(--apple-blue);
  box-shadow: 0 0 0 4px rgba(0, 122, 255, 0.1);
}

.form-label {
  font-weight: 500;
  font-size: 14px;
  color: var(--apple-text);
  margin-bottom: 8px;
}

/* Modals */
.modal-content {
  border-radius: 16px;
  border: 1px solid var(--apple-border);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
}

.modal-header {
  border-bottom: 1px solid var(--apple-border);
  padding: 20px 24px;
}

.modal-body {
  padding: 24px;
}

.modal-footer {
  border-top: 1px solid var(--apple-border);
  padding: 16px 24px;
}

.modal-title {
  font-weight: 600;
  font-size: 20px;
  letter-spacing: -0.02em;
}

/* Page Header */
.page-header {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--apple-border);
}

/* Spacing Utilities */
.mt-4 {
  margin-top: 32px !important;
}

.mb-3 {
  margin-bottom: 24px !important;
}

/* Table Container */
.table-container {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 0;
  margin-top: 16px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--apple-border);
}

/* Dark Mode Toggle Switch */
.dark-mode-toggle {
  position: relative;
  width: 60px;
  height: 30px;
  background: #E5E5EA;
  border: 2px solid #D1D1D6;
  border-radius: 30px;
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0;
}

body.dark-mode .dark-mode-toggle {
  background: #3A3A3C;
  border-color: #48484A;
}

.dark-mode-toggle-slider {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 22px;
  height: 22px;
  background: white;
  border-radius: 50%;
  transition: transform 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

body.dark-mode .dark-mode-toggle-slider {
  transform: translateX(30px);
}

.sun-icon {
  display: block;
}

body.dark-mode .sun-icon {
  display: none;
}

.moon-icon {
  display: none;
}

body.dark-mode .moon-icon {
  display: block;
}