/* Theme CSS Variables */
:root {
    /* Light Mode (Default) */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;

    --text-primary: #212529;
    --text-secondary: #6c757d;
    --text-muted: #adb5bd;

    --border-color: #dee2e6;
    --border-light: #e9ecef;

    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);

    /* Green Theme Colors (Consistent across modes) */
    --green-primary: #006400;
    --green-secondary: #228B22;
    --green-tertiary: #32CD32;
    --green-light: #90EE90;

    /* Accent Colors */
    --accent-blue: #0d6efd;
    --accent-blue-light: #e7f1ff;
    --accent-hover: #f8f9fa;
}

/* Dark Mode */
body.dark-theme {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #3a3a3a;

    --text-primary: #e9ecef;
    --text-secondary: #adb5bd;
    --text-muted: #6c757d;

    --border-color: #404040;
    --border-light: #4a4a4a;

    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.5);

    --accent-blue: #4d9fff;
    --accent-blue-light: #1e3a5f;
    --accent-hover: #3a3a3a;
}

/* Global Theme Transitions */
body {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Apply theme to common elements */
.card,
.modal-content,
.dropdown-menu {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

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

.table-striped tbody tr:nth-of-type(odd) {
    background-color: var(--bg-secondary);
}

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

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

/* Dark mode specific adjustments */
body.dark-theme .form-control::placeholder {
    color: var(--text-muted);
}

body.dark-theme input[type="text"],
body.dark-theme input[type="email"],
body.dark-theme input[type="password"],
body.dark-theme textarea,
body.dark-theme select {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}