/* Container */
.container {
    width: 100%;
    max-width: var(--container-xl);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
}

/* Responsive Grid */
.grid {
    display: grid;
    gap: var(--spacing-lg);
}

.grid-cols-1 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
}

.grid-cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid-cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

/* Responsive Utilities */
.d-none {
    display: none !important;
}

.d-block {
    display: block !important;
}

.d-flex {
    display: flex !important;
}

.justify-center {
    justify-content: center !important;
}

.text-center {
    text-align: center !important;
}

/* Media Queries */
@media (max-width: 768px) {
    .container {
        padding-left: var(--spacing-base);
        padding-right: var(--spacing-base);
    }
    
    h1 {
        font-size: var(--font-size-3xl);
    }
    
    h2 {
        font-size: var(--font-size-2xl);
    }
    
    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: repeat(1, minmax(0, 1fr));
    }
    
    .d-md-none {
        display: none !important;
    }
    
    .text-md-center {
        text-align: center !important;
    }
}

@media (min-width: 769px) {
    .d-md-block {
        display: block !important;
    }
    
    .d-md-flex {
        display: flex !important;
    }
}

/* Mobile menu specific styles */
@media (max-width: 992px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 280px;
        height: calc(100vh - 70px);
        background-color: var(--primary-black);
        flex-direction: column;
        padding: var(--spacing-lg);
        transition: right var(--transition-normal);
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
        z-index: 1000;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-item {
        margin: var(--spacing-sm) 0;
    }
    
    .language-selector {
        margin-top: var(--spacing-xl);
    }
    
    .mobile-language-switcher {
        display: block;
        margin-top: var(--spacing-xl);
        padding-top: var(--spacing-base);
        border-top: 1px solid var(--gray-700);
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}