:root {
    --primary-color: #4f46e5;
    --dark-color: #1f2937;
    --sidebar-bg: #111827;
    --content-bg: #f9fafb;
    --text-color: #6b7280;
    --white-color: #fff;
    --border-color: #e5e7eb;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--content-bg);
    color: var(--text-color);
    margin: 0;
    cursor: default; /* Set default cursor */
}

/* Set pointer for interactive elements */
a, button, .btn, .nav-link {
    cursor: pointer;
}

/* Set text cursor for selectable text */
p, h1, h2, h3, h4, h5, h6, span, td, th, label {
    cursor: text;
}

.wrapper {
    display: flex;
}

/* --- Sidebar --- */
.sidebar {
    width: 260px;
    background-color: var(--sidebar-bg);
    color: var(--white-color);
    position: fixed;
    height: 100%;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white-color);
    margin-bottom: 2rem;
    text-align: center;
}

.sidebar-nav .nav-link {
    color: #a5b4fc;
    font-size: 1rem;
    padding: 0.75rem 1rem;
    margin-bottom: 0.5rem;
    border-radius: 8px;
    display: flex;
    align-items: center;
}

.sidebar-nav .nav-link .bi {
    margin-right: 1rem;
    font-size: 1.2rem;
}

.sidebar-nav .nav-link:hover,
.sidebar-nav .nav-link.active {
    background-color: var(--primary-color);
    color: var(--white-color);
}

.sidebar-footer {
    margin-top: auto;
}

.sidebar-footer .btn {
    width: 100%;
}

/* --- Main Content --- */
.main-content {
    margin-left: 260px;
    padding: 2rem;
    width: calc(100% - 260px);
}

.page-header {
    font-size: 2rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 2rem;
}

/* --- Components --- */
.card {
    background-color: var(--white-color);
    border: none;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    margin-bottom: 1.5rem;
}

.card-header {
    background-color: transparent;
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--dark-color);
}

.card-body {
    padding: 1.5rem;
}

.table {
    border-color: var(--border-color);
}

.table thead th {
    background-color: #f3f4f6;
    color: var(--dark-color);
    font-weight: 600;
    border-bottom-width: 1px;
}

.form-control, .form-select {
    border-radius: 8px;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    border-radius: 8px;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
}

.btn-primary:hover {
    background-color: #4338ca;
    border-color: #4338ca;
}

/* --- Login Page --- */
body.login-page {
    background-color: var(--sidebar-bg);
}

.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.login-card {
    width: 100%;
    max-width: 400px;
    background: var(--white-color);
}

/* --- Print Styles --- */
@media print {
    body {
        background-color: #fff;
    }
    .sidebar, .filter-card, .page-header, .btn {
        display: none !important;
    }
    .main-content {
        margin-left: 0;
        padding: 0;
        width: 100%;
    }
    .report-card {
        box-shadow: none;
        border: 1px solid #ccc;
    }
}