/* ========================================
   DARK MODE STYLES
   Complete theme system with smooth transitions
   ======================================== */

/* Theme Variables */
:root {
    /* Light Theme (Default) */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-muted: #adb5bd;
    --border-color: #dee2e6;
    --card-bg: #ffffff;
    --card-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --input-bg: #ffffff;
    --input-border: #ced4da;
    --navbar-bg: #f8f9fa;
    --sidebar-bg: #ffffff;
    --hover-bg: #f8f9fa;
    --primary-color: #4CAF50;
    --secondary-color: #2196F3;
    --danger-color: #f44336;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --success-color: #28a745;
}

/* Dark Theme */
[data-theme="dark"] {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #3a3a3a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #808080;
    --border-color: #404040;
    --card-bg: #2d2d2d;
    --card-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.5);
    --input-bg: #3a3a3a;
    --input-border: #555555;
    --navbar-bg: #2d2d2d;
    --sidebar-bg: #2d2d2d;
    --hover-bg: #3a3a3a;
    --primary-color: #66BB6A;
    --secondary-color: #42A5F5;
    --danger-color: #EF5350;
    --warning-color: #FFCA28;
    --info-color: #26C6DA;
    --success-color: #66BB6A;
}

/* Smooth transitions for theme switching */
body, .navbar, .card, .form-control, .table, .list-group-item, .dropdown-menu {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* Apply theme colors */
body {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

.card {
    background-color: var(--card-bg);
    border-color: var(--border-color);
    box-shadow: var(--card-shadow);
}

.navbar {
    background-color: var(--navbar-bg) !important;
    border-bottom: 1px solid var(--border-color);
}

.navbar-light .navbar-nav .nav-link {
    color: var(--text-primary);
}

.navbar-light .navbar-nav .nav-link:hover {
    color: var(--primary-color);
}

.form-control, .form-select {
    background-color: var(--input-bg);
    border-color: var(--input-border);
    color: var(--text-primary);
}

.form-control:focus, .form-select:focus {
    background-color: var(--input-bg);
    border-color: var(--primary-color);
    color: var(--text-primary);
}

.table {
    color: var(--text-primary);
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
    --bs-table-bg-type: var(--bg-tertiary);
}

.list-group-item {
    background-color: var(--card-bg);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.list-group-item:hover {
    background-color: var(--hover-bg);
}

.dropdown-menu {
    background-color: var(--card-bg);
    border-color: var(--border-color);
}

.dropdown-item {
    color: var(--text-primary);
}

.dropdown-item:hover {
    background-color: var(--hover-bg);
}

.text-muted {
    color: var(--text-muted) !important;
}

/* Modal dark mode support */
.modal-content {
    background-color: var(--card-bg);
    color: var(--text-primary);
}

.modal-header {
    border-bottom-color: var(--border-color);
}

.modal-footer {
    border-top-color: var(--border-color);
}

/* Badge adjustments */
[data-theme="dark"] .badge {
    border: 1px solid var(--border-color);
}

/* Footer */
footer {
    background-color: var(--navbar-bg);
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* Theme Toggle Button Styles */
.theme-toggle {
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    background-color: var(--hover-bg);
    transform: scale(1.1);
}

.theme-toggle i {
    font-size: 1.2rem;
    color: var(--text-primary);
}

/* Chart.js dark mode */
[data-theme="dark"] canvas {
    filter: brightness(0.9);
}