/* Reset & Base */ *{margin:0;padding:0;box-sizing:border-box;}body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;line-height:1.6;color:#333;background:#f8f9fa;}.container{max-width:1200px;margin:0 auto;padding:0 20px;}/* Header */ .header{background:#fff;padding:15px 0;box-shadow:0 2px 4px rgba(0,0,0,0.1);position:sticky;top:0;z-index:100;}.header img{display:block;}/* Hero */ .hero{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;padding:40px 20px;text-align:center;}.hero h1{font-size:1.8rem;margin-bottom:12px;font-weight:700;line-height:1.2;}.hero-subtitle{font-size:1rem;margin-bottom:15px;opacity:0.95;}.hero-notice{background:rgba(255,255,255,0.2);padding:12px 16px;border-radius:8px;margin:20px auto;max-width:600px;font-size:0.95rem;}@media (min-width:768px){.hero{padding:60px 20px;}.hero h1{font-size:2.5rem;margin-bottom:15px;}.hero-subtitle{font-size:1.2rem;margin-bottom:20px;}.hero-notice{padding:15px 20px;margin:25px auto;font-size:1.1rem;}}/* Buttons */ .btn{display:inline-block;padding:12px 24px;border-radius:8px;text-decoration:none;font-weight:600;transition:all 0.3s;border:none;cursor:pointer;font-size:0.95rem;}.btn-primary{background:#fff;color:#667eea;}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(0,0,0,0.2);}.btn-lg{padding:14px 32px;font-size:1rem;}.btn-order{width:100%;background:#667eea;color:#fff;padding:14px 20px;font-size:1rem;}.btn-order:hover:not(:disabled){background:#5568d3;}@media (min-width:768px){.btn{padding:14px 32px;font-size:1rem;}.btn-lg{padding:16px 40px;font-size:1.1rem;}}.btn-order:disabled{background:#ccc;cursor:not-allowed;}/* Products Section */ .products-section{padding:30px 20px;background:#fff;}.section-title{text-align:center;font-size:1.5rem;margin-bottom:25px;color:#333;}@media (min-width:768px){.products-section{padding:50px 20px;}.section-title{font-size:2rem;margin-bottom:40px;}}.products-grid{display:grid;grid-template-columns:1fr;gap:25px;max-width:1200px;margin:0 auto;}@media (min-width:768px){.products-grid{grid-template-columns:repeat(2,1fr);}}@media (min-width:1024px){.products-grid{grid-template-columns:repeat(3,1fr);}}.product-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,0.1);transition:transform 0.3s,box-shadow 0.3s;}.product-card:hover{transform:translateY(-5px);box-shadow:0 4px 16px rgba(0,0,0,0.15);}.product-image{width:100%;aspect-ratio:4/3;overflow:hidden;background:#f0f0f0;}.product-image img{width:100%;height:100%;object-fit:cover;}.product-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:4rem;background:linear-gradient(135deg,#667eea20,#764ba220);}.product-content{padding:16px;}.product-content h3{font-size:1.2rem;margin-bottom:8px;color:#333;line-height:1.3;}.product-content p{color:#666;margin-bottom:12px;font-size:0.9rem;line-height:1.5;}@media (min-width:768px){.product-content{padding:20px;}.product-content h3{font-size:1.4rem;margin-bottom:10px;}.product-content p{font-size:0.95rem;margin-bottom:15px;}}.product-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px;padding:10px 0;border-top:1px solid #eee;border-bottom:1px solid #eee;}.product-price{font-size:1.3rem;font-weight:700;color:#667eea;}.product-stock{font-size:0.9rem;color:#28a745;font-weight:600;}.product-stock.out{color:#dc3545;}.product-actions{margin-top:15px;}.qty-controls{display:flex;align-items:center;justify-content:center;gap:10px;margin-bottom:10px;}.qty-btn{width:36px;height:36px;border:none;background:#667eea;color:#fff;border-radius:8px;font-size:1.3rem;font-weight:600;cursor:pointer;transition:all 0.2s;display:flex;align-items:center;justify-content:center;flex-shrink:0;}.qty-btn:hover{background:#5568d3;transform:scale(1.05);}.qty-btn:active{transform:scale(0.95);}.qty-value{width:50px;height:36px;text-align:center;border:2px solid #667eea;border-radius:8px;font-weight:700;font-size:1.1rem;color:#667eea;background:#fff;}@media (min-width:768px){.qty-controls{gap:12px;margin-bottom:12px;}.qty-btn{width:40px;height:40px;font-size:1.5rem;}.qty-value{width:60px;height:40px;font-size:1.2rem;}}.cart-notification{position:fixed;top:20px;right:20px;background:#28a745;color:#fff;padding:15px 25px;border-radius:8px;box-shadow:0 4px 12px rgba(0,0,0,0.2);z-index:9999;opacity:0;transform:translateX(400px);transition:all 0.3s;}.cart-notification.show{opacity:1;transform:translateX(0);}/* Cart Display in Form */ .cart-item{display:flex;justify-content:space-between;align-items:center;padding:15px;background:#f8f9fa;border-radius:8px;margin-bottom:10px;gap:15px;}.cart-item > div:first-child{flex:1;line-height:1.6;}.cart-item > div:first-child strong{display:block;margin-bottom:4px;color:#333;}.cart-item > div:nth-child(2){font-weight:600;color:#8b5cf6;white-space:nowrap;}.cart-item button{background:#dc3545;color:#fff;border:none;border-radius:50%;width:28px;height:28px;cursor:pointer;font-size:20px;line-height:1;display:flex;align-items:center;justify-content:center;transition:all 0.2s;}.cart-item button:hover{background:#c82333;transform:scale(1.1);}.cart-empty{text-align:center;padding:40px 20px;color:#999;background:#f8f9fa;border-radius:8px;font-size:0.95rem;}/* Register Section */ .register-section{padding:40px 20px;background:#f8f9fa;}/* Footer */ .footer{background:#2c3e50;color:#fff;padding:30px 20px 15px;text-align:center;}@media (min-width:768px){.register-section{padding:60px 20px;}.footer{padding:40px 20px 20px;}}.footer-content{display:flex;align-items:center;justify-content:center;gap:30px;margin-bottom:20px;flex-wrap:wrap;}.footer p{margin:5px 0;font-size:0.95rem;}/* Mobile Responsive */ @media (max-width:767px){.hero h1{font-size:1.8rem;}.hero-subtitle{font-size:1rem;}.section-title{font-size:1.5rem;}.product-content h3{font-size:1.2rem;}}.empty{text-align:center;padding:40px;color:#999;}