.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:linear-gradient(135deg,var(--primary) 0%,rgba(27,237,159,.05) 100%)}.auth-box{background:var(--primary-dark);border:1px solid rgba(27,237,159,.2);border-radius:var(--border-radius);padding:40px;max-width:400px;width:100%;box-shadow:0 12px 24px #0000004d}.auth-box h2{font-size:28px;margin-bottom:30px;color:var(--accent);text-align:center}.auth-form{display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{font-weight:600;color:var(--text);font-size:14px}.form-group input{padding:12px;border:1px solid rgba(27,237,159,.3);background:#1bed9f0d;border-radius:6px;color:var(--text);font-size:14px;transition:all var(--transition)}.form-group input:focus{outline:none;border-color:var(--accent);background:#1bed9f1a;box-shadow:0 0 0 3px #1bed9f1a}.form-group input::placeholder{color:var(--text-gray)}.auth-error{background:#d3000d1a;border:1px solid var(--accent-red);color:var(--accent-red);padding:12px;border-radius:6px;font-size:14px;margin-bottom:10px}.auth-form button{background:var(--accent);color:var(--primary);padding:14px;font-size:16px;font-weight:600;border-radius:6px;cursor:pointer;transition:all var(--transition)}.auth-form button:hover:not(:disabled){background:var(--accent-gold);transform:translateY(-2px)}.auth-form button:disabled{opacity:.6;cursor:not-allowed}.auth-switch{text-align:center;margin-top:20px;padding-top:20px;border-top:1px solid rgba(27,237,159,.1)}.auth-switch p{color:var(--text-gray);font-size:14px}.switch-btn{background:none;border:none;color:var(--accent);cursor:pointer;font-weight:600;text-decoration:underline;transition:color var(--transition)}.switch-btn:hover{color:var(--accent-gold)}.demo-credentials{background:#1bed9f0d;border:1px solid rgba(27,237,159,.2);border-radius:6px;padding:15px;margin-top:20px;font-size:12px;color:var(--text-gray)}.demo-credentials p{margin:4px 0}.demo-credentials strong{color:var(--accent);display:block;margin-bottom:8px}@media (max-width: 480px){.auth-box{padding:30px 20px}.auth-box h2{font-size:24px}}.cart-section{padding:100px 20px;min-height:80vh;background:#1bed9f05}.cart-section h2{font-size:40px;margin-bottom:40px;color:var(--accent)}.empty-cart{text-align:center;padding:60px 20px}.empty-icon{font-size:80px;margin-bottom:20px;opacity:.5}.empty-cart h3{font-size:28px;margin-bottom:10px;color:var(--text)}.empty-cart p{color:var(--text-gray);margin-bottom:30px;font-size:16px}.empty-cart .btn-primary{display:inline-block;padding:12px 30px;background:var(--accent);color:var(--primary);border-radius:var(--border-radius);text-decoration:none;font-weight:600;transition:all var(--transition)}.empty-cart .btn-primary:hover{background:var(--accent-gold)}.cart-layout{display:grid;grid-template-columns:1fr 350px;gap:40px}.cart-items{display:flex;flex-direction:column;gap:20px}.cart-item{background:var(--primary-dark);border:1px solid rgba(27,237,159,.2);border-radius:var(--border-radius);padding:20px;display:grid;grid-template-columns:80px 1fr 100px 100px 80px;gap:20px;align-items:center;transition:all var(--transition)}.cart-item:hover{border-color:var(--accent);box-shadow:0 8px 16px #1bed9f1a}.item-image{font-size:48px;text-align:center}.item-details{min-width:0}.item-details h3{font-size:16px;margin-bottom:8px;color:var(--text)}.item-description{color:var(--text-gray);font-size:12px;margin-bottom:8px}.item-price{color:var(--accent-gold);font-weight:600;font-size:14px}.item-quantity{display:flex;flex-direction:column;gap:8px}.item-quantity label{font-size:12px;color:var(--text-gray)}.quantity-control{display:flex;align-items:center;gap:10px;background:#1bed9f0d;border:1px solid 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h2{text-align:center;font-size:48px;margin-bottom:60px}.feature-item{text-align:center}.feature-icon{font-size:48px;margin-bottom:20px}.feature-item h3{font-size:20px;margin-bottom:10px}.feature-item p{color:var(--text-gray);line-height:1.8}.testimonials{padding:100px 20px}.testimonials h2{text-align:center;font-size:48px;margin-bottom:60px}.testimonial-card{background:linear-gradient(135deg,#1bed9f0d,#ffb0000d);border:1px solid rgba(27,237,159,.2);border-radius:var(--border-radius);padding:30px}.testimonial-content{margin-bottom:20px;font-style:italic;color:var(--text-gray)}.testimonial-author{font-weight:600;color:var(--accent)}.testimonial-title{font-size:12px;color:var(--text-gray);margin-top:5px}.newsletter{background:linear-gradient(135deg,var(--accent) 0%,var(--accent-gold) 100%);color:var(--primary);padding:80px 20px;text-align:center;margin:60px 20px;border-radius:var(--border-radius)}.newsletter h2{font-size:40px;margin-bottom:20px}.newsletter 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rgba(27,237,159,.1);padding-top:20px;text-align:center;font-size:14px}:root{--primary: #121212;--primary-dark: #000;--accent: #1bed9f;--accent-gold: #ffb000;--accent-red: #d3000d;--text: #fff;--text-gray: #757575;--bg-light: #fafafa;--bg-light-dark: #f5f5f7;--border-radius: 12px;--shadow: 0 4px 6px rgba(0, 0, 0, .1);--transition: .3s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:var(--primary);color:var(--text);line-height:1.6}a{color:var(--accent);text-decoration:none;transition:color var(--transition)}a:hover{color:var(--accent-gold)}button{font-family:inherit;cursor:pointer;border:none;border-radius:var(--border-radius);padding:12px 24px;font-weight:600;transition:all var(--transition)}button:hover{transform:translateY(-2px);box-shadow:0 8px 12px #0000004d}.btn-primary{background:var(--accent);color:var(--primary)}.btn-primary:hover{background:var(--accent-gold)}.btn-secondary{background:transparent;color:var(--accent);border:2px solid var(--accent)}.btn-secondary:hover{background:var(--accent);color:var(--primary)}.container{max-width:1200px;margin:0 auto;padding:0 20px}.grid{display:grid;gap:24px}.grid-2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.grid-4{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}@media (max-width: 768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}