*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,sans-serif;background:#f8fafc;color:#111}section{padding:90px 20px;text-align:center}.announcement-bar{background:#000;color:#fff;display:flex;align-items:center;justify-content:space-between;overflow:hidden;padding:8px 15px;position:relative}.scroll-text{white-space:nowrap;animation:scrollLeftToRight 20s linear infinite;font-size:12px;flex:1}.close-btn{background:transparent;border:none;color:#ff4d4d;font-size:18px;cursor:pointer;margin-left:15px;z-index:2}@keyframes scrollLeftToRight{0%{transform:translate(-100%)}to{transform:translate(100%)}}.navbar{display:flex;align-items:center;padding:15px 5%;background:#012f4a;color:#fff;position:sticky;top:0;z-index:1000}.navbar{display:flex;align-items:center;padding:15px 5%;background:#012f4a;color:#fff;position:sticky;top:0;z-index:1000;box-shadow:0 3px 15px #0006;transition:background .3s ease,padding .3s ease}.navbar a{color:#e0f7fa;text-decoration:none;margin-right:25px;font-weight:500;position:relative;transition:all .3s ease}.navbar a:after{content:"";height:2px;width:0;background:#00bcd4;position:absolute;bottom:-5px;left:0;transition:width .3s ease}.navbar a:hover:after{width:100%}.navbar a:hover{color:#00bcd4}.navbar .about-link{margin-left:auto}.hero-banner{position:relative;height:75vh;overflow:hidden;border-radius:20px}.hero-banner video{width:100%;height:100%;object-fit:cover}.hero-overlay{position:absolute;inset:0;background:#00000073;display:flex;justify-content:center;align-items:flex-end;padding-bottom:60px}.hero-overlay button{padding:16px 36px;font-size:18px;border-radius:40px;border:none;cursor:pointer;background:linear-gradient(135deg,#406ea2,#00c6ff);color:#fff;transition:.3s ease}.hero-overlay button:hover{transform:translateY(-4px);box-shadow:0 15px 35px #07f6}.featured-section{background:linear-gradient(to bottom,#f8fafc,#eef2f7)}.featured-title{font-size:34px;font-weight:700;margin-bottom:60px}.featured-products-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:35px;max-width:1200px;margin:0 auto}.featured-btn{margin-top:50px;padding:14px 32px;border-radius:50px;border:none;font-weight:600;background:linear-gradient(135deg,#07f,#00c6ff);color:#fff;cursor:pointer;transition:.3s ease}.featured-btn:hover{transform:translateY(-4px);box-shadow:0 12px 30px #0077ff59}.product-card{background:#fff;border-radius:18px;padding:20px;text-align:center;box-shadow:0 10px 25px #0000000f;transition:.3s ease}.product-card:hover{transform:translateY(-8px)}.product-image{width:100%;height:220px;object-fit:cover;border-radius:14px;margin-bottom:15px;transition:.3s ease}.product-card:hover .product-image{transform:scale(1.05)}.product-title{font-size:18px;margin-bottom:8px}.product-price{font-weight:600;margin-bottom:15px;color:#07f}.add-btn{padding:10px 22px;border-radius:30px;border:none;background:linear-gradient(135deg,#07f,#00c6ff);color:#fff;cursor:pointer;transition:.3s ease}.add-btn:hover{transform:translateY(-3px);box-shadow:0 10px 25px #0077ff4d}.why-section{padding:100px 5%;background:linear-gradient(to bottom,#f8fafc,#eef2f7);text-align:center}.why-title{font-size:clamp(26px,3vw,36px);margin-bottom:60px;font-weight:700}.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;max-width:1100px;margin:0 auto}.why-card{background:#fff;padding:40px 30px;border-radius:20px;box-shadow:0 15px 35px #0000000f;transition:.3s ease}.why-card:hover{transform:translateY(-8px);box-shadow:0 20px 45px #00000014}.why-card h3{margin-bottom:15px;font-size:20px}.why-card p{color:#555;line-height:1.6;font-size:15px}@media(max-width:992px){.why-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.why-grid{grid-template-columns:1fr}.why-section{padding:60px 20px}}.howitwork{background:#eef2f7}.howitworks-section{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:40px;max-width:1100px;margin:50px auto 0}.howitworks-card{background:#fff;padding:40px 30px;border-radius:20px;box-shadow:0 10px 30px #0000000f;transition:.3s ease}.howitworks-card:hover{transform:translateY(-8px)}.testimonial-wrapper{background:#fff}.testimonial-section{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:35px;max-width:1100px;margin:50px auto 0}.testimonial-card{background:#f8fafc;padding:35px;border-radius:18px;box-shadow:0 8px 25px #0000000d}.call-to-action{background:linear-gradient(135deg,#07f,#00c6ff);color:#fff;padding:100px 20px}.call-to-action button{margin-top:25px;padding:15px 40px;border-radius:40px;border:none;font-weight:600;background:#fff;color:#07f;cursor:pointer}.about-section{margin-top:80px;padding:100px 5%;background:linear-gradient(to bottom,#f8f9fa,#eef2f7)}.about-container{max-width:900px;margin:0 auto;text-align:center}.about-title{font-size:clamp(26px,3vw,38px);margin-bottom:40px;font-weight:700}.about-text{font-size:16px;line-height:1.8;color:#555;margin-bottom:25px}@media(max-width:992px){.about-section{padding:70px 40px}}@media(max-width:768px){.about-section{padding:60px 20px}.about-text{font-size:15px;line-height:1.7}}@media(max-width:1024px){.hero-banner{height:60vh}.product-page{flex-direction:column}}@media(max-width:768px){section{padding:60px 15px}.hero-banner{height:50vh}.hero-overlay{padding-bottom:40px}.featured-title{font-size:26px}.testimonial-section{display:flex;gap:30px;align-items:stretch;flex-wrap:nowrap;overflow-x:scroll;padding-bottom:10px}.testimonial-card{max-width:293px;box-shadow:0 0 3px #ba9898;flex:0 0 auto}.featured-products-grid,.why-grid,.howitworks-section{grid-template-columns:1fr;gap:25px}.product-card,.whychoose-card,.howitworks-card{text-align:left}.product-image{height:200px}.call-to-action{padding:60px 15px;text-align:center;border-radius:15px}}@media(max-width:480px){.hero-banner{height:40vh}.hero-overlay button{padding:12px 24px;font-size:14px}.featured-title{font-size:22px;margin-bottom:30px}.product-image{height:180px}}@media(max-width:1024px){.featured-products-grid{grid-template-columns:repeat(2,1fr)}}.products-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;padding:60px 5%}@media(max-width:1200px){.products-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:992px){.products-grid{grid-template-columns:repeat(2,1fr);gap:25px}}@media(max-width:600px){.products-grid{gap:20px;padding:40px 4%}}.product-card{background:#fff;border-radius:18px;padding:20px;box-shadow:0 8px 20px #0000000d;transition:.3s ease;text-align:center;display:flex;flex-direction:column}.product-card:hover{transform:translateY(-6px)}.product-card img,.product-image,.product-video{width:100%;aspect-ratio:1 / 1;object-fit:cover;border-radius:14px;margin-bottom:15px}.product-card h3{font-size:clamp(16px,2vw,20px);margin-bottom:8px}.product-card p{font-weight:600;margin-bottom:15px;font-size:15px}.product-card button{margin-top:auto;padding:10px 20px;border-radius:30px;border:none;background:linear-gradient(135deg,#07f,#00c6ff);color:#fff;cursor:pointer;transition:.3s ease}.product-card button:hover{transform:translateY(-2px)}.main-image{width:100%;max-width:400px;aspect-ratio:1 / 1;object-fit:cover;border-radius:12px}.thumbnails{display:flex;gap:10px;margin-top:15px;flex-wrap:wrap}.thumbnails img,.video-thumb{width:70px;height:70px;object-fit:cover;cursor:pointer;border-radius:8px;border:2px solid transparent;transition:.2s ease}.selected{border-color:#000}.video-thumb{display:flex;align-items:center;justify-content:center;background:#eee;font-weight:700;font-size:18px}@media(max-width:480px){.product-card{padding:15px}.thumbnails img,.video-thumb{width:60px;height:60px}.product-card button{width:100%}}.product-page{display:flex;gap:40px;padding:60px 5%;flex-wrap:wrap;align-items:flex-start}.product-gallery,.product-info{flex:1;min-width:300px}.main-image{width:100%;max-width:500px;border-radius:20px;margin-bottom:20px;object-fit:cover}.thumbnails{display:flex;gap:12px;flex-wrap:wrap}.thumbnails img{width:70px;height:70px;object-fit:cover;border-radius:10px;cursor:pointer;border:2px solid transparent;transition:.2s ease}.thumbnails img:hover{border-color:#07f}.product-info h2{font-size:clamp(22px,3vw,32px);margin-bottom:15px}.product-info p{margin-bottom:20px;line-height:1.6;font-size:15px}.add-to-cart-btn{padding:12px 30px;border-radius:40px;border:none;background:linear-gradient(135deg,#07f,#00c6ff);color:#fff;cursor:pointer;transition:.3s ease}.add-to-cart-btn:hover{transform:translateY(-3px);box-shadow:0 10px 25px #0077ff4d}@media(max-width:992px){.product-page{flex-direction:column;gap:30px}.product-gallery,.product-info{width:100%}.main-image{max-width:100%}}@media(max-width:768px){.product-page{padding:40px 4%}.product-info h2{font-size:22px}.thumbnails img{width:60px;height:60px}.add-to-cart-btn{width:100%}}@media(max-width:480px){.product-page{padding:30px 15px}.thumbnails{gap:8px}.thumbnails img{width:50px;height:50px}.product-info p{font-size:14px}}.cart-container{max-width:900px;margin:80px auto;padding:40px;background:#fff;border-radius:20px;box-shadow:0 15px 40px #0000000f}.cart-container h2{font-size:28px;margin-bottom:30px;text-align:center}.cart-item{display:flex;justify-content:space-between;align-items:center;padding:20px;margin-bottom:20px;border-radius:16px;background:#f8fafc;transition:.3s ease}.cart-item:hover{transform:translateY(-4px);box-shadow:0 8px 25px #0000000d}.cart-item p{font-weight:500}.quantity-controls{display:flex;align-items:center;gap:12px}.quantity-controls button{width:32px;height:32px;border-radius:8px;border:none;font-weight:700;cursor:pointer;background:linear-gradient(135deg,#07f,#00c6ff);color:#fff;transition:.2s ease}.quantity-controls button:hover{transform:scale(1.1)}.quantity-controls span{font-weight:600;min-width:20px;text-align:center}.cart-item>button{background:#ff4d4d;border:none;padding:8px 14px;border-radius:8px;color:#fff;cursor:pointer;transition:.2s ease}.cart-item>button:hover{background:#e60000}.cart-total{text-align:right;margin-top:30px;font-size:20px;font-weight:600}.cart-actions{margin-top:20px;display:flex;justify-content:space-between;gap:15px}.clear-btn{background:#999;border:none;padding:12px 25px;border-radius:30px;color:#fff;cursor:pointer;transition:.2s ease}.clear-btn:hover{background:#666}.cart-actions button:last-child{background:linear-gradient(135deg,#07f,#00c6ff);border:none;padding:12px 25px;border-radius:30px;color:#fff;cursor:pointer;transition:.2s ease}.cart-actions button:last-child:hover{transform:translateY(-3px);box-shadow:0 8px 20px #0077ff4d}.cart-container h2+h2{text-align:center}@media(max-width:768px){.cart-item{flex-direction:column;align-items:flex-start;gap:15px}.cart-actions{flex-direction:column}.cart-actions button{width:100%}}.checkout-container{max-width:600px;margin:80px auto;background:#fff;padding:40px;border-radius:20px;box-shadow:0 10px 25px #0000000f}.checkout-container h2{margin-bottom:30px}.checkout-container input,.checkout-container textarea{width:100%;padding:12px;margin-bottom:20px;border-radius:8px;border:1px solid #ddd}.checkout-container button{width:100%;padding:14px;border-radius:40px;border:none;background:linear-gradient(135deg,#07f,#00c6ff);color:#fff;cursor:pointer}