:root{--color-primary: #1a365d;--color-primary-light: #2b4c7e;--color-primary-dark: #0f2440;--color-accent: #c05621;--color-accent-light: #dd6b20;--color-success: #276749;--color-danger: #c53030;--color-warning: #c05621;--color-bg: #f7fafc;--color-surface: #ffffff;--color-text: #1a202c;--color-text-secondary: #4a5568;--color-text-muted: #718096;--color-border: #e2e8f0;--color-border-dark: #cbd5e0;--shadow-sm: 0 1px 2px rgba(0,0,0,.05);--shadow-md: 0 4px 6px rgba(0,0,0,.07);--shadow-lg: 0 10px 15px rgba(0,0,0,.1);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--font-sans: "Segoe UI", system-ui, -apple-system, sans-serif;--max-width: 1280px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);color:var(--color-text);background:var(--color-bg);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--color-primary);text-decoration:none}a:hover{color:var(--color-primary-light)}img{max-width:100%;display:block}.container{max-width:var(--max-width);margin:0 auto;padding:0 1.5rem}.page{padding:2rem 0;min-height:calc(100vh - 140px)}.navbar{background:var(--color-primary);color:#fff;padding:0 1.5rem;position:sticky;top:0;z-index:100;box-shadow:var(--shadow-md)}.navbar-inner{max-width:var(--max-width);margin:0 auto;display:flex;align-items:center;justify-content:space-between;height:64px}.navbar-brand{font-size:1.5rem;font-weight:700;color:#fff;letter-spacing:-.5px}.navbar-brand:hover{color:#fff}.navbar-brand span{color:var(--color-accent-light)}.navbar-links{display:flex;align-items:center;gap:1.5rem}.navbar-links a{color:#ffffffd9;font-size:.95rem;font-weight:500;transition:color .2s}.navbar-links a:hover{color:#fff}.navbar-user{display:flex;align-items:center;gap:1rem;color:#ffffffd9;font-size:.9rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.6rem 1.2rem;border:none;border-radius:var(--radius-sm);font-size:.95rem;font-weight:600;cursor:pointer;transition:all .2s;font-family:inherit}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-light)}.btn-accent{background:var(--color-accent);color:#fff}.btn-accent:hover:not(:disabled){background:var(--color-accent-light)}.btn-success{background:var(--color-success);color:#fff}.btn-success:hover:not(:disabled){background:#2f855a}.btn-danger{background:var(--color-danger);color:#fff}.btn-outline{background:transparent;border:2px solid var(--color-border-dark);color:var(--color-text)}.btn-outline:hover:not(:disabled){border-color:var(--color-primary);color:var(--color-primary)}.btn-sm{padding:.4rem .8rem;font-size:.85rem}.btn-lg{padding:.8rem 2rem;font-size:1.1rem}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);overflow:hidden;transition:box-shadow .2s,transform .2s}.card:hover{box-shadow:var(--shadow-md)}.card-body{padding:1.25rem}.card-img{width:100%;height:200px;object-fit:cover;background:var(--color-border)}.form-group{margin-bottom:1.25rem}.form-group label{display:block;font-weight:600;font-size:.9rem;margin-bottom:.35rem;color:var(--color-text)}.form-control{width:100%;padding:.6rem .75rem;border:1px solid var(--color-border-dark);border-radius:var(--radius-sm);font-size:.95rem;font-family:inherit;transition:border-color .2s;background:#fff}.form-control:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #1a365d1a}textarea.form-control{min-height:100px;resize:vertical}select.form-control{cursor:pointer}.grid{display:grid;gap:1.5rem}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media(max-width:1024px){.grid-4{grid-template-columns:repeat(3,1fr)}}@media(max-width:768px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}.grid-2{grid-template-columns:1fr}}@media(max-width:480px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.badge{display:inline-flex;align-items:center;padding:.2rem .6rem;border-radius:999px;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px}.badge-live{background:#c53030;color:#fff;animation:pulse 2s infinite}.badge-upcoming{background:#2b6cb0;color:#fff}.badge-closed{background:#718096;color:#fff}.badge-sold{background:var(--color-success);color:#fff}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:2rem}.stat-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:1.25rem;text-align:center}.stat-value{font-size:2rem;font-weight:700;color:var(--color-primary)}.stat-label{font-size:.85rem;color:var(--color-text-muted);margin-top:.25rem}.table-wrapper{overflow-x:auto}table{width:100%;border-collapse:collapse;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md)}th,td{padding:.75rem 1rem;text-align:left;border-bottom:1px solid var(--color-border)}th{background:var(--color-bg);font-weight:600;font-size:.85rem;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.5px}tr:hover td{background:#f7fafc}.bid-panel{background:var(--color-surface);border:2px solid var(--color-border);border-radius:var(--radius-lg);padding:1.5rem}.bid-current-price{font-size:2.5rem;font-weight:700;color:var(--color-primary);margin-bottom:.5rem}.bid-info{font-size:.9rem;color:var(--color-text-muted);margin-bottom:1rem}.bid-input-row{display:flex;gap:.75rem;margin-bottom:1rem}.bid-input-row input{flex:1}.max-bid-hint{font-size:.78rem;color:var(--color-text-muted);line-height:1.4;margin:0}.outbid-badge{background:#fff5f5;border:1px solid #feb2b2;color:#c53030;font-size:.85rem;font-weight:600;padding:.5rem .75rem;border-radius:var(--radius-sm);text-align:center;margin-bottom:.75rem}.saved-max-badge{background:#ebf8ff;border:1px solid #bee3f8;color:#2b6cb0;font-size:.85rem;font-weight:600;padding:.5rem .75rem;border-radius:var(--radius-sm);text-align:center;margin-bottom:1rem}.countdown{font-size:1.1rem;font-weight:600;color:var(--color-text-secondary);padding:.5rem;border-radius:var(--radius-sm);text-align:center;margin-bottom:1rem}.countdown.urgent{background:#fff5f5;color:var(--color-danger);animation:pulse 1s infinite}.toast-container{position:fixed;top:80px;right:20px;z-index:1000;display:flex;flex-direction:column;gap:.5rem}.toast{padding:1rem 1.5rem;border-radius:var(--radius-md);color:#fff;font-weight:600;box-shadow:var(--shadow-lg);animation:slideIn .3s ease;max-width:400px}.toast-success{background:var(--color-success)}.toast-error{background:var(--color-danger)}.toast-warning{background:var(--color-warning)}.toast-info{background:var(--color-primary)}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.hero{background:linear-gradient(135deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);color:#fff;padding:4rem 0;text-align:center;margin-bottom:2rem}.hero h1{font-size:3rem;font-weight:800;margin-bottom:1rem;letter-spacing:-1px}.hero p{font-size:1.25rem;opacity:.9;max-width:600px;margin:0 auto 2rem}.hero-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.auth-page{max-width:440px;margin:3rem auto}.auth-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:2rem;box-shadow:var(--shadow-md)}.auth-card h2{margin-bottom:1.5rem;text-align:center}.footer{background:var(--color-primary-dark);color:#ffffffb3;padding:2rem 1.5rem;text-align:center;font-size:.9rem;margin-top:3rem}.text-center{text-align:center}.text-muted{color:var(--color-text-muted)}.mb-1{margin-bottom:.5rem}.mb-2{margin-bottom:1rem}.mb-3{margin-bottom:1.5rem}.mb-4{margin-bottom:2rem}.mt-2{margin-top:1rem}.mt-4{margin-top:2rem}.flex{display:flex}.flex-between{display:flex;justify-content:space-between;align-items:center}.gap-1{gap:.5rem}.gap-2{gap:1rem}.empty-state{text-align:center;padding:3rem 1rem;color:var(--color-text-muted)}.empty-state h3{margin-bottom:.5rem;color:var(--color-text-secondary)}.lot-detail{display:grid;grid-template-columns:1fr 380px;gap:2rem;align-items:start}@media(max-width:768px){.lot-detail{grid-template-columns:1fr}}.lot-gallery{border-radius:var(--radius-md);overflow:hidden;background:var(--color-border)}.lot-gallery img{width:100%;height:400px;object-fit:contain;background:#f0f0f0}.lot-gallery-thumbs{display:flex;gap:.5rem;padding:.5rem;overflow-x:auto}.lot-gallery-thumbs img{width:60px;height:60px;object-fit:cover;border-radius:var(--radius-sm);cursor:pointer;opacity:.6;transition:opacity .2s}.lot-gallery-thumbs img.active,.lot-gallery-thumbs img:hover{opacity:1}.breadcrumb{display:flex;gap:.5rem;font-size:.9rem;color:var(--color-text-muted);margin-bottom:1.5rem}.breadcrumb a{color:var(--color-primary)}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.section-header h2{font-size:1.5rem}.spinner{display:inline-block;width:24px;height:24px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}.spinner-lg{width:40px;height:40px}@keyframes spin{to{transform:rotate(360deg)}}.loading-page{display:flex;justify-content:center;align-items:center;min-height:300px}.role-tabs{display:flex;border:1px solid var(--color-border);border-radius:var(--radius-sm);overflow:hidden;margin-bottom:1.5rem}.role-tab{flex:1;padding:.6rem;text-align:center;cursor:pointer;font-weight:600;font-size:.9rem;border:none;background:#fff;transition:all .2s}.role-tab.active{background:var(--color-primary);color:#fff}.toolbar{display:flex;gap:1rem;align-items:center;margin-bottom:1.5rem;flex-wrap:wrap}.toolbar .form-control{max-width:300px}.price{font-weight:700;color:var(--color-primary)}.estimate{font-size:.85rem;color:var(--color-text-muted)}