:root {
            --primary: #27ae60;
            --dark: #2c3e50;
            --light: #f4f7f6;
            --accent: #e74c3c;
        }

        body {
            font-family: 'Kanit', sans-serif;
            margin: 0;
            background: var(--light);
            color: var(--dark);
            line-height: 1.6;
        }
        body.dark-theme {
            color: var(--color-btn-orange-dark);		
            background-color: var(--color-bg-readable);		
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 40px 20px;
        }

        .btn-back {
            text-decoration: none;
            color: var(--dark);
            font-weight: 600;
            display: inline-block;
            margin-bottom: 20px;
            transition: 0.3s;
        }
        body.dark-theme .btn-back {
            color: var(--color-text-warm-bright);		
        }

        .btn-back:hover {
            color: var(--primary);
        }
        body.dark-theme .btn-back:hover {
            color: var(--color-btn-orange-earth);		
        }

        .banner-wrapper {
            width: 100%;
            margin-bottom: 30px;
            overflow: hidden;
            border-radius: 20px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
            line-height: 0;
        }

        .banner-img {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .banner-wrapper:hover .banner-img {
            transform: scale(1.02);
        }


        @media (max-width: 768px) {
            .banner-wrapper {
                border-radius: 15px;
                margin-bottom: 20px;
            }
        }

        @media (max-width: 480px) {
            .banner-wrapper {
                border-radius: 10px;
                min-height: 180px;
            }

            .banner-img {
                height: 180px;
                object-position: center;
            }
        }

        .product-hero-info {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: flex-end;
            background: white;
            padding: 30px;
            border-radius: 20px;
            margin-bottom: 30px;
            border-left: 8px solid var(--primary);
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
        }
        body.dark-theme .product-hero-info {
            background: none;
            border-left: none;
            box-shadow: none;
        }

        .model-title-area h1 {
            margin: 0;
            font-size: 1rem;
            color: #888;
            font-weight: 300;
            text-transform: uppercase;
        }
        body.dark-theme .model-title-area h1 {
            color: var(--color-btn-orange-earth);		
        }

        .model-title-area h2 {
            margin: 5px 0;
            font-size: 2.2rem;
            color: var(--dark);
        }
        body.dark-theme .model-title-area h2 {
            color: var(--color-text-warm-bright);		
        }

        .badge {
            background: var(--primary);
            color: white;
            padding: 4px 12px;
            border-radius: 15px;
            font-size: 0.85rem;
            font-weight: 400;
        }
        body.dark-theme .badge {
            background-color: #dd6700;
        }
        
        body.dark-theme .model-title-area p {
            color: var(--color-text-secondary-orange);		
        }

        .price-tag-area {
            text-align: right;
        }

        .price-label {
            font-size: 1rem;
            color: var(--color-btn-orange-earth);		  
            font-weight: 600;
        }
    
        .main-price {
            font-size: 3rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1;
        }
        body.dark-theme .main-price {
            color: var(--color-text-warm-bright);	
        }
        
        .price-unit {
            font-size: 1.2rem;
            color: var(--dark);
        }
        body.dark-theme .price-unit {
            color: var(--color-btn-orange-earth);		
        }

        .price-tag-area p {
            margin:0; 
            color:#888; 
            text-decoration: line-through;
        }
        body.dark-theme .price-tag-area p {
            color: var(--color-text-emphasis-orange);                							
        }


        .section-title {
            border-left: 4px solid var(--primary);
            padding-left: 15px;
            margin: 40px 0 20px 0;
            font-size: 1.5rem;
        }
        body.dark-theme .section-title {
            border-left: 4px solid var(--color-btn-orange-earth);
        }

        .spec-table {
            width: 100%;
            border-collapse: collapse;
            background: white;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.03);
        }
        body.dark-theme .spec-table {
            background: none;
        }

        .spec-table td {
            padding: 15px 20px;
            border-bottom: 1px solid #eee;
        }
        body.dark-theme .spec-table td {
            border-bottom: 1px solid #4c4c4c ;
        }

        .spec-table td:first-child {
            font-weight: 600;
            color: #7f8c8d;
            width: 35%;
        }
        body.dark-theme .spec-table td:first-child {
            color: var(--color-text-warm-bright);		
        }
        body.dark-theme .spec-table td:last-child {
            color: var(--color-text-warm-bright);		
        }

        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
            gap: 20px;
        }

        .gallery-item {
            background: #fff;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s;
        }
        
        body.dark-theme .gallery-item {
            background: none;
            box-shadow: none;
        }

        .gallery-item:hover {
            transform: translateY(-5px);
        }

        /* .gallery-item img {
            width: 100%;
            height: 260px;
            object-fit: cover;
            display: block;
        } */

        .gallery-item img {
            max-width: 100%;
            height: auto;
            aspect-ratio: 4 / 3;
        }
        .plan-focus {
            border: 2px dashed var(--primary);
        }
        body.dark-theme .plan-focus {
            border: 2px dashed var(--color-btn-orange-earth);
        }

        .caption {
            padding: 15px;
            font-size: 1rem;
            text-align: center;
            color: #555;
        }
        body.dark-theme .caption {
            color: var(--color-text-warm-bright);					
        }


        .house-info-box {
            background: white;
            padding: 40px;
            border-radius: 20px;
            margin-top: 40px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
        }
        body.dark-theme .house-info-box {
            background: none;
            box-shadow: none;
        }

        .info-title {
            color: var(--primary);
            font-size: 1.3rem;
            margin-bottom: 15px;
        }
        body.dark-theme .info-title {
            color: var(--color-btn-orange-dark);		
        }

        .info-list {
            padding-left: 20px;
            margin: 0;
        }

        .info-list li {
            margin-bottom: 10px;
        }
        body.dark-theme .info-list li {
            color: var(--color-text-warm-bright);		
        }


        .footer-cta {
            text-align: center;
            margin-top: 60px;
            padding: 50px;
            background: var(--color-text-heading-eco);
            color: white;
            border-radius: 25px;
        }
        body.dark-theme .footer-cta {
            background: var(--gradient-warm-11);
        }

        .cta-btns {
            display: flex;
            gap: 15px;
            justify-content: center;
            margin-top: 25px;
        }

        .btn {
            padding: 15px 35px;
            text-decoration: none;
            border-radius: 10px;
            font-weight: 600;
            transition: 0.3s;
        }

        .btn-line {
            background: none;
            color: white;
            border: 2px solid #ffffff;
        }
        .btn-line:hover {
            background: rgb(0, 202, 0);
            text-decoration: none;
        }

        .btn-call {
            background-color: var(--color-btn-orange-earth);		
            color: white;
        }

        .btn:hover {
            opacity: 0.9;
            transform: scale(1.05);
        }

        @media (max-width: 768px) {
            .product-hero-info {
                flex-direction: column;
                align-items: flex-start;
            }

            .price-tag-area {
                text-align: left;
                margin-top: 20px;
            }

            .house-info-box {
                grid-template-columns: 1fr;
            }

            .cta-btns {
                flex-direction: column;
            }

            .main-price {
                font-size: 2.5rem;
            }
        }

       

        @media (max-width: 480px) {
            .container {
                padding: 20px 15px;
            }

            .model-title-area h2 {
                font-size: 1.8rem;
            }

            .main-price {
                font-size: 2.2rem;
            }

            .footer-cta {
                padding: 30px 20px;
            }

            .spec-table td {
                display: block;
                width: 100% !important;
                padding: 10px 20px;
                border-bottom: none;
            }

            .spec-table td:first-child {
                background: #f9f9f9;
                padding-top: 15px;
                color: var(--primary);
            }
            body.dark-theme .spec-table td:first-child {
                background: none;
                color: var(--color-btn-orange-dark);		
            }

            .spec-table td:last-child {
                padding-bottom: 15px;
                border-bottom: 1px solid #eee;
            }
        }

        @media (max-width: 992px) {
            .gallery-grid {
                grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            }

            .product-hero-info {
                padding: 20px;
            }
        }

        @media (pointer: coarse) {

            .btn,
            .footer-links a,
            .footer-social a {
                min-height: 44px;
                display: flex;
                align-items: center;
                justify-content: center;
            }
        }