:root {
    --transition-speed: 0.3s;
    --bg-light: #ffffff;
    --text-light: #212529;
    --border-light: #dee2e6;
    --input-bg-light: #ffffff;
    --input-text-light: #212529;
    
    --bg-dark: #121212;
    --text-dark: #e0e0e0;
    --border-dark: #2d2d2d;
    --input-bg-dark: #1e1e1e;
    --input-text-dark: #e0e0e0;
    
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #0dcaf0;
    
    --unimart-blue: #0d6efd;
    --unimart-orange: #fd7e14;
}

body {
    transition: background-color var(--transition-speed) ease, 
                color var(--transition-speed) ease;
    background-color: var(--bg-light);
    color: var(--text-light);
}

body.dark-mode {
    background-color: var(--bg-dark);
    color: var(--text-dark);
}

/* Navbar */
body.dark-mode .navbar {
    background-color: var(--bg-dark) !important;
    border-color: var(--border-dark) !important;
}

body.dark-mode .navbar-light .navbar-brand,
body.dark-mode .navbar-light .navbar-nav .nav-link {
    color: var(--text-dark) !important;
}

body.dark-mode .navbar-light .navbar-toggler-icon {
    filter: invert(1);
}

/* Cards */
body.dark-mode .card {
    background-color: var(--input-bg-dark);
    border-color: var(--border-dark);
}

/* Inputs */
body.dark-mode input.form-control,
body.dark-mode select.form-select,
body.dark-mode textarea.form-control {
    background-color: var(--input-bg-dark);
    border-color: var(--border-dark);
    color: var(--input-text-dark);
}

body.dark-mode .input-group-text {
    background-color: var(--border-dark);
    border-color: var(--border-dark);
    color: var(--text-dark);
}

/* Buttons */
body.dark-mode .btn-outline-secondary {
    color: var(--text-dark);
    border-color: var(--border-dark);
}

body.dark-mode .btn-outline-secondary:hover {
    background-color: var(--secondary-color);
    color: var(--text-dark);
}

/* Tables */
body.dark-mode .table {
    color: var(--text-dark);
    border-color: var(--border-dark);
}

body.dark-mode .table-striped > tbody > tr:nth-of-type(odd) > * {
    background-color: rgba(255, 255, 255, 0.05);
}

/* Borders */
body.dark-mode .border,
body.dark-mode .border-top,
body.dark-mode .border-end,
body.dark-mode .border-bottom,
body.dark-mode .border-start {
    border-color: var(--border-dark) !important;
}

/* Footer */
body.dark-mode .footer {
    background-color: var(--bg-dark);
    border-color: var(--border-dark);
}

/* Links */
body.dark-mode a {
    color: var(--primary-color);
}

body.dark-mode a:hover {
    color: #0a58ca;
}

body.dark-mode .text-dark {
    color: var(--text-dark) !important;
}

body.dark-mode .text-muted {
    color: #9e9e9e !important;
}

/* Modals */
body.dark-mode .modal-content {
    background-color: var(--bg-dark);
    border-color: var(--border-dark);
}

body.dark-mode .modal-header,
body.dark-mode .modal-footer {
    border-color: var(--border-dark);
}

/* Dropdowns */
body.dark-mode .dropdown-menu {
    background-color: var(--input-bg-dark);
    border-color: var(--border-dark);
}

body.dark-mode .dropdown-item {
    color: var(--text-dark);
}

body.dark-mode .dropdown-item:hover,
body.dark-mode .dropdown-item:focus {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-dark);
}

/* Alerts */
body.dark-mode .alert-danger {
    background-color: rgba(220, 53, 69, 0.2);
    color: #f8d7da;
    border-color: rgba(220, 53, 69, 0.3);
}

/* Toggle button */
.dark-toggle {
    cursor: pointer;
    user-select: none;
    display: inline-flex;
    align-items: center;
    padding: 5px 10px;
    border-radius: 20px;
    transition: all var(--transition-speed) ease;
}

.dark-toggle:hover {
    background-color: rgba(128, 128, 128, 0.1);
}

/* UniMart specific colors */
.unimart-blue {
    color: var(--unimart-blue);
}

.unimart-orange {
    color: var(--unimart-orange);
}