:root{--primary-color:#0b8f47;--secondary-color:#d62828;--background-light:#f9f9f9;--text-color:#333;--shadow:0 0 8px rgba(0,0,0,.1);--border-radius:12px;--padding-sm:.75rem;--padding-md:1.5rem;--transition:transform .2s ease,background .2s ease}*,*::before,*::after{box-sizing:inherit}html{scroll-behavior:smooth;box-sizing:border-box;font-size:clamp(16px,2.7vw,17px)}body{margin:0;font-family:"Noto Sans Bengali",Arial,sans-serif;background:var(--background-light);color:var(--text-color);line-height:1.5;overflow-x:hidden;font-display:swap}header{position:sticky;top:0;z-index:1000;background:linear-gradient(90deg,var(--primary-color),#34a853);color:#fff;text-align:center;padding:var(--padding-sm);font-size:clamp(1rem,4vw,1.2rem);font-weight:700;box-shadow:var(--shadow);min-height:60px}h1{margin:0;font-size:inherit}h3{border-bottom:1px solid #ccc;padding-bottom:.3rem;color:var(--text-color);font-size:1rem;margin-top:var(--padding-md)}.container{max-width:900px;margin:var(--padding-md) auto;padding:var(--padding-md);border-radius:var(--border-radius);box-shadow:var(--shadow);background:#faf9f7;overflow:hidden;min-height:200px}.product-slogan{text-align:center;font-size:clamp(1rem,3vw,1.1rem);font-weight:700;color:#004d33;margin:var(--padding-sm) 0;background:#e6f4e9;padding:var(--padding-sm);border-radius:var(--border-radius);min-height:80px}.offer-banner{background:linear-gradient(90deg,#ff6a00,#ffcc00);color:#fff;font-size:clamp(1rem,3vw,1.2rem);font-weight:700;text-align:center;padding:var(--padding-sm);margin-bottom:var(--padding-md);border-radius:var(--border-radius);box-shadow:0 4px 6px rgba(0,0,0,.15);min-height:60px}#countdown{margin-top:.4rem;font-size:clamp(.9rem,2vw,1rem);color:#222;background:#fff;padding:.3rem .6rem;border-radius:6px;display:inline-block}.price-container{text-align:center;margin:var(--padding-md) 0;min-height:60px}.product-img{width:100%;border-radius:var(--border-radius);object-fit:cover;max-width:480px;max-height:400px;margin:0 auto;display:block;transition:transform .3s ease;height:auto;min-height:200px}.product-img:hover{transform:scale(1.02)}.product-price{font-size:clamp(1.3rem,4vw,1.5rem);color:var(--secondary-color);font-weight:700;background:#fff0f0;padding:var(--padding-sm);border-radius:var(--border-radius);display:inline-block;min-height:40px}.old-price{text-decoration:line-through;color:#777;font-size:1rem;margin-left:.5rem}.order-btn{display:block;text-align:center;background:var(--secondary-color);color:#fff;padding:.8rem;margin:var(--padding-md) auto;width:calc(100% - 2rem);max-width:320px;border-radius:var(--border-radius);font-size:clamp(1.1rem,3vw,1.2rem);font-weight:700;text-decoration:none;transition:var(--transition);box-shadow:var(--shadow);min-height:44px}.order-btn:hover{background:#a71d1d;transform:scale(1.02)}.features{margin-top:var(--padding-md)}.features h2{text-align:center;font-size:clamp(1.1rem,3.5vw,1.2rem);color:#004d33;font-weight:700;margin:var(--padding-sm) 0;background:#e9f5ee;padding:.3rem;border-radius:var(--border-radius);min-height:40px}.features ul{list-style:none;padding:0;font-size:.9rem}.features li{margin:.5rem 0;padding:var(--padding-sm);background:#f7fbff;border-radius:var(--border-radius);transition:var(--transition);min-height:40px}.features li:hover{transform:translateY(-2px);box-shadow:0 2px 4px rgba(0,0,0,.1)}.form-container{background:#fdf6f0;margin-top:var(--padding-md);min-height:300px}.form-header{background:#4CAF50;color:#fff;padding:var(--padding-sm);text-align:center;border-radius:var(--border-radius);font-size:clamp(1.1rem,3.5vw,1.2rem);margin-bottom:var(--padding-md);min-height:50px}.form-group{margin-bottom:.8rem;position:relative}label{display:block;margin-bottom:.3rem;font-weight:700}input[type="text"],input[type="tel"]{width:100%;padding:.5rem;border:1px solid #ddd;border-radius:var(--border-radius);font-size:.9rem;min-height:40px}.error{color:red;font-size:.8rem;margin-top:.2rem;display:none}.product{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;margin-bottom:.5rem;border:1px solid #eee;padding:var(--padding-sm);border-radius:var(--border-radius);background:#fcfaf8;cursor:pointer;transition:var(--transition);min-height:70px}.product:hover{transform:scale(1.02)}.product.selected{background:#d9f2d9;border-color:#4CAF50;box-shadow:0 0 8px rgba(0,123,255,.2)}.product:focus{outline:2px solid var(--primary-color);outline-offset:2px}.quantity{display:flex;align-items:center;flex-shrink:0;min-width:130px;justify-content:flex-end;gap:5px;min-height:40px}.quantity.hidden{display:none}.quantity button{background:#fff;color:#333;border:1px solid #ccc;width:28px;height:28px;border-radius:var(--border-radius);font-size:18px;cursor:pointer;transition:var(--transition)}.quantity button:hover:not(:disabled){background:#e0e0e0}.quantity button:disabled{opacity:.5;cursor:not-allowed}.quantity input{width:35px;text-align:center;border:none;font-size:.9rem;margin:0 .3rem;background:transparent;pointer-events:none;user-select:none;font-weight:700}.summary{margin:var(--padding-md) 0;padding:var(--padding-sm);background:#f8f8f8;border:1px solid #ddd;border-radius:var(--border-radius);text-align:left;min-height:100px}.summary-item{display:flex;justify-content:space-between;align-items:center;padding:6px 0;border-bottom:1px solid #e5e5e5;min-height:40px}.summary-item:last-child{border-bottom:none}.summary-item span{font-weight:600;color:#333}.summary-item strong{color:#d62828;font-weight:700}.summary-item input[type="radio"]{margin-right:5px;accent-color:#0b8f47}.payment-box{background:#fff8db;padding:var(--padding-sm);border-radius:var(--border-radius);margin-top:.8rem;font-size:.85rem;text-align:center;font-weight:700;min-height:50px}.submit-btn{background:var(--secondary-color);color:#fff;padding:.6rem;font-size:1rem;border:none;border-radius:var(--border-radius);width:100%;cursor:pointer;transition:var(--transition);min-height:44px}.submit-btn:hover:not(:disabled){background:#a93226;transform:scale(1.02)}.submit-btn:disabled{opacity:.5;cursor:not-allowed}.spinner{display:none;margin-left:.3rem}.accordion{max-width:500px;margin:var(--padding-md) auto;min-height:100px}.accordion input[type="checkbox"]{display:none}.accordion label{display:flex;align-items:center;justify-content:space-between;background:var(--primary-color);color:#fff;padding:var(--padding-sm);cursor:pointer;font-weight:700;margin-top:10px;border-radius:var(--border-radius);box-shadow:var(--shadow);min-height:40px}.accordion label i{font-size:1.2rem;transition:transform .3s ease}.accordion input[type="checkbox"]:checked+label i{transform:rotate(180deg)}.accordion .content{display:none;background:#f1f7ff;padding:var(--padding-sm);border-radius:0 0 var(--border-radius) var(--border-radius);margin-bottom:10px;min-height:50px}.accordion input[type="checkbox"]:checked+label+.content{display:block}.faq-section{background:#fff;border-radius:var(--border-radius);box-shadow:var(--shadow);margin:var(--padding-md) auto;padding:var(--padding-md);max-width:900px;min-height:200px}.faq-section h2{text-align:center;color:var(--primary-color);font-size:clamp(1.1rem,3.5vw,1.2rem);font-weight:700;border-bottom:2px solid var(--primary-color);padding-bottom:.5rem;margin-bottom:var(--padding-md);min-height:40px}.faq{margin-top:var(--padding-sm)}.faq details{background:#f9f9f9;margin:.5rem 0;padding:var(--padding-sm);border-radius:var(--border-radius);cursor:pointer;border:1px solid #ddd;min-height:50px}.faq details:hover{background:#eef7ff;border-color:var(--primary-color)}.faq summary{font-weight:700;font-size:1rem;color:var(--text-color);list-style:none;padding:.3rem}.reviews{margin-top:var(--padding-md)}.reviews h2{text-align:center;font-size:clamp(1.1rem,3.5vw,1.2rem);color:#004d33;font-weight:700;margin:var(--padding-sm) 0;background:#e9f5ee;padding:.3rem;border-radius:var(--border-radius);min-height:40px}.review{margin-top:var(--padding-sm)}.review p{margin:.5rem 0;padding:var(--padding-sm);background:#f7fbff;border-radius:var(--border-radius);min-height:40px}.review-slider{position:relative;max-width:360px;margin:var(--padding-md) auto;overflow:hidden;border-radius:var(--border-radius);box-shadow:var(--shadow);background:#f9f9f9;min-height:200px}.review-slider .slides{display:flex;transition:transform .4s ease-in-out}.review-slider img{width:100%;flex-shrink:0;border-radius:var(--border-radius);object-fit:cover;aspect-ratio:9/16;display:block}.review-slider button{position:absolute;top:50%;transform:translateY(-50%);background:rgba(0,0,0,.4);color:#fff;border:none;padding:8px 12px;border-radius:50%;cursor:pointer;font-size:18px;transition:background .3s ease;min-height:40px}.review-slider button:hover{background:rgba(0,0,0,.7)}.review-slider .prev{left:10px}.review-slider .next{right:10px}@media (max-width:480px){.container{padding:1rem;margin:1rem auto}.product{flex-direction:column;align-items:flex-start}.quantity{min-width:auto;margin-top:.5rem;justify-content:flex-start;gap:8px}.quantity button{min-width:36px;min-height:36px;font-size:16px;padding:0}.quantity input{width:40px;font-size:16px}.order-btn{width:100%}.review-slider{max-width:95%}.review-slider button{font-size:16px;padding:6px 10px}}.footer{background:linear-gradient(135deg,#fdf1e0,#f9e4c8);color:#333;padding:var(--padding-md) var(--padding-sm);text-align:center;border-top:3px solid #d4af37;box-shadow:0 -3px 6px rgba(0,0,0,.1);min-height:200px}.footer-container{max-width:750px;margin:0 auto}.footer-logo{width:320px;max-width:100%;margin:0 auto 30px auto;display:block;object-fit:contain;min-height:80px}.footer-description{font-size:15px;line-height:1.7;color:#444;margin-bottom:25px}.footer-phone-link,.whatsapp-btn{display:inline-block;font-size:18px;font-weight:700;padding:12px 30px;border-radius:30px;margin:8px;text-decoration:none;transition:all .3s ease;min-height:40px}.footer-phone-link{background-color:#0066cc;color:#fff;box-shadow:0 4px 6px rgba(0,0,0,.15)}.footer-phone-link:hover{background-color:#004999;transform:translateY(-3px)}.whatsapp-btn{background-color:#25D366;color:#fff;box-shadow:0 4px 6px rgba(0,0,0,.15)}.whatsapp-btn:hover{background-color:#1ebe5d;transform:translateY(-3px)}.footer-links{list-style:none;padding:0;margin:25px 0;font-size:15px;line-height:2}.footer-links li{margin:5px 0}.footer-link{color:#333;text-decoration:none;transition:color .3s;min-height:30px}.footer-link i{margin-right:6px;color:#d4af37}.footer-link:hover{color:#b8860b}.footer-bottom{margin-top:30px;padding-top:15px;border-top:1px solid rgba(0,0,0,.1);font-size:14px;color:#555;min-height:40px}.footer-bottom a{color:#d4af37;text-decoration:none;font-weight:700}.footer-bottom a:hover{color:#b8860b}#back-to-top{display:none;position:fixed;bottom:20px;right:20px;padding:10px 15px;font-size:18px;border-radius:var(--border-radius);background:var(--primary-color);color:#fff;cursor:pointer;z-index:999;min-height:40px}#back-to-top:hover{transform:scale(1.02)}.hidden{display:none!important}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}.product.disabled{opacity:.5;pointer-events:none;cursor:not-allowed}.btn-plus,.btn-minus{background:#333;color:#fff;border:none;width:28px;height:28px;border-radius:var(--border-radius);font-size:18px;cursor:pointer;transition:var(--transition);min-height:28px}.btn-plus:hover,.btn-minus:hover{background:#555}.qty{width:40px;text-align:center;font-weight:700;border:1px solid #ccc;border-radius:var(--border-radius);min-height:28px}