/**
 * Main Layout Styles
 * Grid-based modern layout with sidebar
 */

.app-container {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr;
    min-height: 100vh;
    transition: grid-template-columns var(--transition-base);
}

.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background-color: var(--bg-sidebar);
    overflow-y: auto;
    overflow-x: hidden;
    z-index: var(--z-fixed);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-base);
}

/* Custom scrollbar for sidebar */
.sidebar::-webkit-scrollbar {
    width: 8px;
}

.sidebar::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.1);
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

.main-content {
    grid-column: 2;
    padding: var(--space-xl);
    min-height: 100vh;
    width: 100%;
}

.content-wrapper {
    max-width: var(--content-max-width);
    margin: 0 auto;
}

/* Container utilities */
.container {
    width: 100%;
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container-fluid {
    width: 100%;
    padding: 0 var(--space-lg);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    position: fixed;
    top: var(--space-md);
    left: var(--space-md);
    z-index: calc(var(--z-fixed) + 1);
    background: var(--color-primary);
    color: var(--text-light);
    border: none;
    border-radius: var(--border-radius-sm);
    padding: var(--space-sm) var(--space-md);
    cursor: pointer;
    font-size: var(--font-size-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-fast);
}

.menu-toggle:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.menu-toggle:active {
    transform: scale(0.98);
}

/* Responsive Layout */
@media (max-width: 1024px) {
    .app-container {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .menu-toggle {
        display: block;
    }
    
    .main-content {
        grid-column: 1;
        padding: var(--space-lg);
        padding-top: calc(var(--header-height) + var(--space-md));
    }
}

@media (max-width: 768px) {
    .main-content {
        padding: var(--space-md);
        padding-top: calc(var(--header-height) + var(--space-md));
    }
    
    .container,
    .container-fluid {
        padding: 0 var(--space-md);
    }
}

@media (max-width: 480px) {
    .main-content {
        padding: var(--space-sm);
        padding-top: calc(var(--header-height) + var(--space-sm));
    }
    
    .container,
    .container-fluid {
        padding: 0 var(--space-sm);
    }
}

/* Overlay for mobile menu */
.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: calc(var(--z-fixed) - 1);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.sidebar-overlay.active {
    display: block;
    opacity: 1;
}

@media (max-width: 1024px) {
    body.sidebar-open {
        overflow: hidden;
    }
}