/* Layout Structure */

body {
    min-height: 100vh;
    background-color: var(--bg-body);
    margin: 0;
    padding: 0;
}

body.authenticated {
    display: flex;
}

/* Sidebar Navigation */
.navbar {
    width: 280px;
    background-color: var(--primary-900);
    color: var(--text-on-dark);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    z-index: 1000;
    transition: transform var(--transition-normal);
    box-shadow: var(--shadow-lg);
}

.navbar-container {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: var(--space-4);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
    margin-bottom: var(--space-6);
    padding: var(--space-2);
    text-decoration: none;
}

.navbar-brand i {
    color: var(--accent-500);
    font-size: 1.5rem;
}

.navbar-nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    flex: 1;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: 0.75rem 1rem;
    color: var(--text-light);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    font-weight: 500;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: white;
    transform: translateX(4px);
}

.nav-link.active {
    background-color: var(--accent-600);
    color: white;
    box-shadow: var(--shadow-md);
}

.nav-link i {
    width: 20px;
    text-align: center;
}

/* Main Content Area */
.main-content {
    flex: 1;
    margin-left: 280px;
    /* Width of sidebar */
    padding: var(--space-5);
    width: calc(100% - 280px);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content.no-sidebar {
    margin-left: 0;
    width: 100%;
    padding: 0;
}

/* Footer */
.footer {
    margin-top: auto;
    padding-top: var(--space-5);
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.875rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-links {
    display: flex;
    gap: var(--space-4);
}

.footer-link {
    color: var(--text-muted);
}

.footer-link:hover {
    color: var(--accent-500);
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar {
        transform: translateX(-100%);
    }

    .navbar.open {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
        width: 100%;
        padding: var(--space-3);
    }

    /* Mobile Toggle Button (to be added in HTML) */
    .mobile-nav-toggle {
        display: block;
        position: fixed;
        bottom: 20px;
        right: 20px;
        z-index: 1001;
        background: var(--accent-500);
        color: white;
        width: 50px;
        height: 50px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: var(--shadow-lg);
    }
}