/* ==========================================================================
   CHAMUNDA STEEL FURNITURE (CSF) - Responsive Breakpoints Stylesheet
   Breakpoints: 1440px+, 1200px, 992px, 768px, 576px, 425px, 375px, 320px
   ========================================================================== */

/* Large Desktop Screens (1440px+) */
@media (min-width: 1440px) {
    .container {
        max-width: 1400px;
    }
}

/* Medium Desktop (1200px to 1439px) */
@media (max-width: 1200px) {
    .product-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1.5fr 1fr 1fr 1fr;
        gap: 30px;
    }
}

/* Tablet Landscape & Small Desktop (992px to 1199px) */
@media (max-width: 992px) {
    .main-nav, .header-cta-group {
        display: none;
    }

    .hamburger-btn {
        display: flex;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-subtext {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-btn-group {
        justify-content: center;
    }

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

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

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

    .product-detail-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

/* Tablet Portrait (768px to 991px) */
@media (max-width: 768px) {
    .section-padding {
        padding: 70px 0;
    }

    .hero-main-card img {
        height: 380px;
    }

    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .feature-grid {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 35px;
    }

    .footer-bottom {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

/* Mobile Landscape & Large Mobile (576px to 767px) */
@media (max-width: 576px) {
    .container {
        padding: 0 18px;
    }

    .product-grid {
        grid-template-columns: 1fr;
    }

    .product-filter-bar {
        gap: 8px;
    }

    .filter-btn {
        padding: 8px 16px;
        font-size: 0.8rem;
    }

    .hero-trust-grid {
        grid-template-columns: 1fr 1fr;
        gap: 15px;
    }

    .btn {
        width: 100%;
    }

    .hero-btn-group {
        flex-direction: column;
        width: 100%;
    }

    .hero-floating-badge {
        right: 0;
        bottom: -15px;
        padding: 12px 18px;
    }
}

/* Small Mobile (375px to 425px) */
@media (max-width: 425px) {
    .brand-title {
        font-size: 1.1rem;
    }

    .brand-tagline {
        font-size: 0.65rem;
    }

    .hero-main-card img {
        height: 320px;
    }

    .floating-whatsapp {
        bottom: 20px;
        right: 20px;
        width: 52px;
        height: 52px;
    }

    .back-to-top {
        bottom: 20px;
        left: 20px;
        width: 40px;
        height: 40px;
    }
}

/* Extra Small Devices (320px) */
@media (max-width: 320px) {
    .site-header {
        height: 70px;
    }

    .brand-logo img {
        height: 42px;
    }

    .hero-content h1 {
        font-size: 2rem;
    }
}