*{box-sizing:border-box}body{font-family:Arial,sans-serif;margin:0;padding:0;background:#f5f7fa;color:#333;line-height:1.5}header{text-align:center;margin-bottom:30px}header h1{color:#036;font-size:28px}#auctions-grid{max-width:1000px;margin:0 auto}.auction-card{background:#fff;border-radius:12px;padding:25px;margin-bottom:30px;box-shadow:0 4px 12px rgba(0,0,0,.08)}.auction-card h3{margin:0 0 20px 0;color:#036}.auction-content{display:flex;gap:20px;align-items:stretch}.auction-image{flex-shrink:0;width:350px;display:flex;justify-content:center}.auction-image img{width:350px;height:auto;max-width:100%;object-fit:contain;border-radius:8px;display:block;box-shadow:0 2px 6px rgba(0,0,0,.1);cursor:pointer}.auction-text-container{flex:1;display:flex;flex-direction:column;justify-content:space-between}.auction-text{text-align:left}.auction-end-date,.auction-gueltigkeit{margin:10px 0;font-weight:bold;color:#036}.auction-gueltigkeit{font-style:italic;color:#555}.auction-mindestpreis{margin:8px 0;color:#e74c3c;font-weight:bold}.offer-btn{background:#ca0;color:#000;border:0;padding:12px 20px;border-radius:6px;cursor:pointer;font-weight:normal;font-size:16px;width:100%;margin-top:auto;text-align:center}.offer-btn:hover:not(:disabled),.offer-btn:focus{background:#036;font-weight:bold;color:#fff;outline:2px solid #036;outline-offset:2px}.modal{display:none;position:fixed;z-index:1000;left:0;top:0;width:100%;height:100%;background-color:rgba(0,0,0,.6);overflow:auto}.modal-content{background:#fff;margin:20px auto;padding:20px;width:95%;max-width:550px;border-radius:12px;box-shadow:0 5px 20px rgba(0,0,0,.2)}.close{float:right;font-size:28px;cursor:pointer;color:#777;background:none;border:0;padding:8px}.form-group{margin-bottom:16px}.form-row{display:flex;gap:10px;margin-bottom:16px}.form-wide{flex:2}.form-row .form-group:first-child{flex:1}#offer-form label{display:block;margin-bottom:8px;font-weight:bold;color:#2c3e50;font-size:16px}#offer-form input,#offer-form textarea,#offer-form select{width:100%;padding:14px;margin:0;border:1px solid #ddd;border-radius:8px;font-size:16px;min-height:44px}#offer-form button{width:100%;padding:16px;background:#28a745;color:#fff;border:0;border-radius:8px;font-size:18px;font-weight:bold;cursor:pointer;margin-top:10px}.form-preview img{max-width:80px;max-height:80px;border-radius:6px}.agb-group label{font-size:14px;line-height:1.4}.agb-group input[type="checkbox"]{transform:scale(.8);margin-right:6px}.lightbox{display:none;position:fixed;z-index:2000;padding-top:100px;left:0;top:0;width:100%;height:100%;overflow:auto;background-color:rgba(0,0,0,.9)}.lightbox-content{margin:auto;display:block;width:80%;max-width:700px;animation-name:zoom;animation-duration:.3s}@keyframes zoom{from{transform:scale(0)}to{transform:scale(1)}}.lightbox-close{position:absolute;top:15px;right:35px;color:#f1f1f1;font-size:40px;font-weight:bold;transition:.3s;cursor:pointer}.lightbox-close:hover,.lightbox-close:focus{color:#bbb;text-decoration:none}@media(max-width:600px){.form-row{flex-direction:column;gap:0}}@media(max-width:768px){.auction-content{flex-direction:column}.auction-image{width:100%;max-width:350px;margin:0 auto 20px}.auction-image img{width:100%;max-width:350px}}