/* Base mobile styles (under 768px) */
.nav-container {
    flex-direction: column;
    padding: 1rem;
}

.nav-logo {
    height: 30px;
    margin-bottom: 1rem;
}

.nav-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    width: 100%;
    text-align: center;
}

.nav-links a {
    padding: 0.5rem;
    width: 100%;
}

.catalog-bar {
    flex-direction: column;
    gap: 0.5rem;
    padding: 1rem;
}

.catalog-button {
    width: 100%;
    text-align: center;
}

.products-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 1rem;
}

.product-card {
    margin: 0.5rem;
}

.modal-content {
    width: 95%;
    margin: 1rem;
    padding: 1rem;
    max-height: 90vh;
}

.main-content {
    padding: 1rem;
}

.main-content h1 {
    font-size: 1.5rem;
    line-height: 1.3;
}

.intro-text {
    font-size: 1rem;
    padding: 0 1rem;
}

/* Tablet and up (768px+) */
@media (min-width: 768px) {
    .nav-container {
        flex-direction: row;
    }

    .nav-logo {
        margin-bottom: 0;
    }

    .nav-links {
        flex-direction: row;
    }

    .catalog-bar {
        flex-direction: row;
    }

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

/* Desktop (1024px+) */
@media (min-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Ensure text readability */
* {
    -webkit-text-size-adjust: 100%;
}

/* Fix touch targets */
button, 
.catalog-button,
.nav-links a {
    min-height: 44px;
    min-width: 44px;
}

/* Fix modal scrolling on mobile */
.modal {
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

/* Base styles (mobile first - under 768px) */
@media screen and (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        padding: 0.5rem;
    }

    .nav-logo {
        height: 30px;
        margin: 0.5rem auto;
    }

    .nav-links {
        flex-direction: column;
        width: 100%;
        gap: 0.3rem;
    }

    .nav-links a {
        padding: 0.8rem;
        width: 100%;
        text-align: center;
        font-size: 0.9rem;
    }

    .catalog-bar {
        flex-direction: column;
        padding: 0.5rem;
        gap: 0.5rem;
    }

    .catalog-button {
        width: 100%;
        padding: 0.8rem;
        font-size: 0.9rem;
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
        padding: 0.5rem;
    }

    .product-card {
        margin: 0.5rem 0;
        padding: 1rem;
    }

    .modal-content {
        width: 95%;
        margin: 0.5rem;
        padding: 1rem;
        max-height: 85vh;
    }

    h1 {
        font-size: 1.5rem;
        padding: 0 1rem;
    }

    .intro-text {
        font-size: 0.9rem;
        padding: 0 1rem;
    }

    .order-btn {
        width: 100%;
        padding: 1rem;
        font-size: 1rem;
    }

    footer {
        padding: 1rem;
        font-size: 0.8rem;
    }
}