:root{--color-bg: #0f0f11;--color-surface: #1a1a1f;--color-surface-hover: #222228;--color-border: #2a2a32;--color-text: #ffffff;--color-text-secondary: #8a8a9a;--color-accent: #6366f1;--color-accent-hover: #4f46e5;--color-success: #10b981;--color-error: #ef4444;--font-sans: "Inter", system-ui, sans-serif;--radius: 12px;--transition: .2s ease}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);line-height:1.6}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;background:none;font-family:inherit}.app{min-height:100vh}.main-content{padding:24px;max-width:1200px;margin:0 auto}.container{max-width:1200px;margin:0 auto;padding:0 24px}.navbar{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;background:#0f0f11e6;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--color-border);position:sticky;top:0;z-index:100}.navbar-brand a{font-size:1.5rem;font-weight:700}.navbar-menu{display:flex;align-items:center;gap:24px}.nav-link{color:var(--color-text-secondary);transition:color var(--transition)}.nav-link:hover{color:var(--color-text)}.user-greeting{color:var(--color-text-secondary);font-size:.9rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;border-radius:var(--radius);font-weight:600;transition:all var(--transition)}.btn-primary{background:var(--color-accent);color:#fff}.btn-primary:hover{background:var(--color-accent-hover);transform:translateY(-1px)}.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.btn-ghost{color:var(--color-text-secondary)}.btn-ghost:hover{color:var(--color-text);background:var(--color-surface)}.btn-accent{background:#ef4444;color:#fff}.btn-accent:hover{background:#dc2626;transform:translateY(-1px)}.btn-full{width:100%}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:500;color:var(--color-text-secondary)}.form-group input,.form-group textarea,.form-group select{width:100%;padding:14px 16px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);color:var(--color-text);font-size:1rem;transition:border-color var(--transition)}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--color-accent)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}.input-group input{padding-left:32px}.premium-bid-form{background:#ffffff08;padding:24px;border-radius:var(--radius);border:1px solid var(--color-border);transition:all .3s ease}.premium-bid-form:focus-within{border-color:var(--color-accent);box-shadow:0 0 20px #6366f11a;background:#ffffff0d}.premium-input-group{display:flex;flex-direction:column;gap:16px;margin-bottom:20px}.premium-input-wrapper{position:relative;flex:1}.premium-input-wrapper .currency-symbol{position:absolute;left:20px;top:50%;transform:translateY(-50%);font-size:1.25rem;font-weight:600;color:var(--color-accent);pointer-events:none}.premium-input-wrapper input{width:100%;height:60px;padding:0 20px 0 45px;background:var(--color-bg);border:2px solid var(--color-border);border-radius:var(--radius);color:var(--color-text);font-size:1.5rem;font-weight:700;transition:all var(--transition)}.premium-input-wrapper input:focus{outline:none;border-color:var(--color-accent);background:#000}.premium-bid-btn{height:60px;width:100%;padding:0 32px;background:var(--color-accent);color:#fff;border-radius:var(--radius);font-size:1.1rem;font-weight:700;text-transform:uppercase;letter-spacing:1px;transition:all .3s ease;white-space:nowrap}.premium-bid-btn:hover:not(:disabled){background:var(--color-accent-hover);transform:translateY(-2px);box-shadow:0 8px 16px #6366f14d}.premium-bid-btn:active:not(:disabled){transform:translateY(0)}.premium-bid-btn:disabled{opacity:.5;cursor:not-allowed}.alert{padding:12px 16px;border-radius:var(--radius);margin-bottom:16px}.alert-error{background:#ef44441a;color:var(--color-error);border:1px solid rgba(239,68,68,.2)}.alert-success{background:#10b9811a;color:var(--color-success);border:1px solid rgba(16,185,129,.2)}.auth-page{min-height:calc(100vh - 80px);display:flex;align-items:center;justify-content:center}.auth-card{width:100%;max-width:420px;background:var(--color-surface);padding:40px;border-radius:var(--radius);border:1px solid var(--color-border)}.auth-card h1{text-align:center;margin-bottom:32px}.auth-footer{text-align:center;margin-top:24px;color:var(--color-text-secondary)}.auth-footer a{color:var(--color-accent)}.hero{text-align:center;padding:60px 0}.hero h1{font-size:3rem;margin-bottom:16px;line-height:1.1}.hero p{color:var(--color-text-secondary);font-size:1.2rem}.text-accent{color:var(--color-accent)}.filters-section{padding:0 24px 32px;max-width:1200px;margin:0 auto}.category-filters{display:flex;gap:12px;overflow-x:auto;padding-bottom:4px;-ms-overflow-style:none;scrollbar-width:none}.category-filters::-webkit-scrollbar{display:none}.filter-btn{white-space:nowrap;padding:8px 16px;border:1px solid var(--color-border);border-radius:20px;background:var(--color-bg);color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition);font-size:.9rem}.filter-btn:hover{border-color:var(--color-accent);color:var(--color-accent)}.filter-btn.active{background:var(--color-accent);color:#fff;border-color:var(--color-accent)}.filters-container{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}.sort-filter{display:flex;align-items:center;gap:12px}.sort-filter label{color:var(--color-text-secondary);font-size:.9rem;white-space:nowrap}.sort-select{padding:8px 12px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);color:var(--color-text);font-size:.9rem;cursor:pointer;transition:border-color var(--transition)}.sort-select:focus{outline:none;border-color:var(--color-accent)}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:32px}.section-header h2{font-size:1.5rem}.section-header .count{color:var(--color-text-secondary)}.auction-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}.auction-card{background:var(--color-surface);border-radius:var(--radius);overflow:hidden;border:1px solid var(--color-border);transition:all var(--transition)}.auction-card:hover{transform:translateY(-4px);border-color:var(--color-accent)}.card-image{position:relative;height:200px;overflow:hidden}.card-image img{width:100%;height:100%;object-fit:cover;transition:transform .3s}.auction-card:hover .card-image img{transform:scale(1.05)}.category-badge{position:absolute;top:12px;left:12px;background:#000000b3;padding:4px 10px;border-radius:6px;font-size:.75rem}.time-badge{position:absolute;top:12px;right:12px;background:var(--color-accent);padding:4px 10px;border-radius:6px;font-size:.75rem}.time-badge.ended{background:var(--color-error)}.live-status-badge{position:absolute;bottom:12px;right:12px;background:#ef4444;color:#fff;padding:4px 10px;border-radius:6px;font-size:.75rem;font-weight:700;animation:pulse 2s infinite}@keyframes pulse{0%{transform:scale(1);opacity:1}50%{transform:scale(1.05);opacity:.8}to{transform:scale(1);opacity:1}}.card-content{padding:20px}.card-content h3{margin-bottom:12px;font-size:1.1rem}.bid-info{display:flex;justify-content:space-between;align-items:flex-end}.bid-info .label{display:block;font-size:.8rem;color:var(--color-text-secondary)}.bid-info .price{font-size:1.25rem;font-weight:700;color:var(--color-accent)}.bid-info .seller{font-size:.85rem;color:var(--color-text-secondary)}.auction-detail-page{padding:40px 0}.auction-detail-grid{display:grid;grid-template-columns:1fr;gap:40px}@media (min-width: 900px){.auction-detail-grid{grid-template-columns:1.2fr .8fr}}.image-section .main-image{width:100%;border-radius:var(--radius);display:block}.info-section .category{color:var(--color-accent);text-transform:uppercase;letter-spacing:1px;font-size:.85rem;font-weight:600}.info-section h1{font-size:2rem;margin:8px 0 16px}.info-section .seller{color:var(--color-text-secondary);margin-bottom:24px}.bid-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:24px;margin-bottom:32px}.current-bid{margin-bottom:16px}.current-bid .label{display:block;font-size:.85rem;color:var(--color-text-secondary)}.current-bid .amount{font-size:2.5rem;font-weight:700}.current-bid .bidder{display:block;font-size:.9rem;color:var(--color-text-secondary)}.timer{margin-bottom:24px}.timer .label{display:block;font-size:.85rem;color:var(--color-text-secondary)}.timer .time{font-size:1.25rem;font-weight:600;color:var(--color-success)}.timer.ended .time{color:var(--color-error)}.bid-form{margin-bottom:16px}.bid-form .input-group{margin-bottom:12px}.owner-notice{padding:16px;background:#6366f11a;border-radius:var(--radius);text-align:center}.description{margin-bottom:32px}.description h3{margin-bottom:12px}.description p{color:var(--color-text-secondary)}.bid-history h3{margin-bottom:16px}.bid-history ul{list-style:none}.bid-history li{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--color-border)}.bid-history .bidder-name{font-weight:500}.bid-history .bid-amount{color:var(--color-accent);font-weight:600}.bid-history .bid-time{font-size:.8rem;color:var(--color-text-secondary)}.no-bids{color:var(--color-text-secondary)}.create-auction-page{padding:40px 0}.form-container{max-width:600px;margin:0 auto}.form-container h1{margin-bottom:8px}.form-container .subtitle{color:var(--color-text-secondary);margin-bottom:32px}.checkbox-group{margin:24px 0}.checkbox-label{display:flex;align-items:center;gap:12px;cursor:pointer;color:var(--color-text);font-weight:500}.checkbox-label input[type=checkbox]{width:20px;height:20px;cursor:pointer;accent-color:var(--color-accent)}.dashboard-page{padding:40px 0}.dashboard-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:40px}.user-info{display:flex;align-items:center;gap:16px}.avatar{width:60px;height:60px;border-radius:50%;background:var(--color-accent);display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:700}.user-info h1{font-size:1.5rem;margin-bottom:4px}.user-info p{color:var(--color-text-secondary);font-size:.9rem}.dashboard-tabs{display:flex;gap:8px;margin-bottom:24px;border-bottom:1px solid var(--color-border)}.tab{padding:12px 24px;color:var(--color-text-secondary);font-weight:500;border-bottom:2px solid transparent;transition:all var(--transition)}.tab:hover{color:var(--color-text)}.tab.active{color:var(--color-accent);border-bottom-color:var(--color-accent)}.items-list{display:flex;flex-direction:column;gap:12px}.list-item{display:flex;align-items:center;gap:16px;padding:16px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);transition:border-color var(--transition)}.list-item:hover{border-color:var(--color-accent)}.item-image{width:60px;height:60px;border-radius:8px;object-fit:cover}.item-info{flex:1}.item-info h3{font-size:1rem;margin-bottom:4px}.item-info .status,.item-info .seller{font-size:.85rem;color:var(--color-text-secondary)}.item-price .label{display:block;font-size:.75rem;color:var(--color-text-secondary)}.item-price .amount{font-weight:600;color:var(--color-accent)}.empty-state{text-align:center;padding:60px 20px;color:var(--color-text-secondary)}.empty-state .btn{margin-top:16px}.loading-container{display:flex;justify-content:center;align-items:center;min-height:300px}.spinner{width:40px;height:40px;border:3px solid var(--color-border);border-top-color:var(--color-accent);border-radius:50%;animation:spin .8s linear infinite}@media (max-width: 768px){.hero h1{font-size:2rem}.navbar-menu{gap:12px}.form-row{grid-template-columns:1fr}.dashboard-header{flex-direction:column;align-items:flex-start;gap:16px}}.live-auction-room{background:#000;min-height:calc(100vh - 80px);color:#fff}.live-layout{display:grid;grid-template-columns:1fr 380px;height:calc(100vh - 80px)}.video-section{display:flex;flex-direction:column;padding:24px}.stream-container{flex:1;background:#111;border-radius:16px;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center}.live-video{width:100%;height:100%;object-fit:contain}.live-badge{position:absolute;top:20px;left:20px;background:#ef4444;color:#fff;padding:4px 12px;border-radius:4px;font-weight:700;font-size:.8rem;letter-spacing:1px}.stream-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;text-align:center;padding:20px}.auction-header{margin-top:20px}.auction-header h1{font-size:1.8rem;margin-bottom:4px}.sidebar-section{background:var(--color-surface);border-left:1px solid var(--color-border);padding:24px;display:flex;flex-direction:column;gap:24px;overflow-y:auto}.current-bid-card{background:var(--color-bg);padding:24px;border-radius:12px;border:1px solid var(--color-accent);text-align:center}.current-bid-card .label{display:block;font-size:.8rem;color:var(--color-text-secondary);margin-bottom:8px}.current-bid-card .price{display:block;font-size:2.5rem;font-weight:800;color:var(--color-accent)}.current-bid-card .bidder{font-size:.9rem;color:var(--color-text-secondary)}.history-section h3{margin-bottom:16px;font-size:1.1rem}.bid-list{display:flex;flex-direction:column;gap:12px}.bid-item{display:flex;justify-content:space-between;padding:12px;background:var(--color-bg);border-radius:8px;font-size:.9rem}.bid-item .user{font-weight:600}.bid-item .amount{color:var(--color-accent);font-weight:700}@media (max-width: 1000px){.live-layout{grid-template-columns:1fr;height:auto}.stream-container{aspect-ratio:16/9}.sidebar-section{border-left:none;border-top:1px solid var(--color-border)}}.kyc-page{min-height:calc(100vh - 80px);display:flex;align-items:center;justify-content:center;padding:24px}.kyc-card{width:100%;max-width:500px;background:var(--color-surface);padding:48px 40px;border-radius:var(--radius);border:1px solid var(--color-border);text-align:center}.kyc-status-icon{width:80px;height:80px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2.5rem;margin:0 auto 24px}.kyc-status-success{background:#10b98126;color:var(--color-success)}.kyc-status-warning{background:#fbbf2426;color:#fbbf24}.kyc-status-error{background:#ef444426;color:var(--color-error)}.kyc-status-info{background:#6366f126;color:var(--color-accent)}.kyc-card h1{font-size:1.75rem;margin-bottom:12px}.kyc-message{color:var(--color-text-secondary);margin-bottom:32px;line-height:1.6}.kyc-card .btn-large{padding:16px 32px;font-size:1.1rem;margin-bottom:16px}.kyc-card .btn-secondary{background:transparent;border:1px solid var(--color-border);color:var(--color-text-secondary)}.kyc-card .btn-secondary:hover{background:var(--color-surface-hover);color:var(--color-text)}.kyc-info{margin-top:32px;padding-top:24px;border-top:1px solid var(--color-border);text-align:left}.kyc-info h3{font-size:1rem;margin-bottom:16px;color:var(--color-text-secondary)}.kyc-info ul{list-style:none;padding:0}.kyc-info li{padding:8px 0;color:var(--color-text-secondary);font-size:.9rem}.kyc-verified-date{margin-top:24px;font-size:.85rem;color:var(--color-text-secondary)}.kyc-data-list{margin-top:24px;padding:20px;background:#ffffff08;border:1px solid var(--color-border);border-radius:12px;text-align:left}.kyc-data-item{margin-bottom:16px}.kyc-data-item:last-child{margin-bottom:0}.kyc-data-label{display:block;font-size:.7rem;color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:1px;margin-bottom:4px}.kyc-data-value{display:block;font-weight:600;color:var(--color-text);font-size:.95rem}.kyc-status-text-approved{color:var(--color-success)}.kyc-status-text-pending{color:#fbbf24}.kyc-status-text-declined{color:var(--color-error)}.profile-section{max-width:600px}.profile-kyc-notice{margin-top:16px;padding:16px;background:#6366f10d;border-radius:8px;font-size:.9rem;color:var(--color-text-secondary)}.loading-spinner{width:40px;height:40px;border:3px solid var(--color-border);border-top-color:var(--color-accent);border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 16px}@keyframes spin{to{transform:rotate(360deg)}}.kyc-banner{display:flex;align-items:center;justify-content:center;gap:12px;padding:16px 24px;border-radius:var(--radius);margin-bottom:24px;font-weight:500;transition:all var(--transition)}.kyc-banner-success{background:#10b9811a;border:1px solid rgba(16,185,129,.3);color:var(--color-success)}.kyc-banner-warning{background:#fbbf241a;border:1px solid rgba(251,191,36,.3);color:#fbbf24;cursor:pointer}.kyc-banner-warning:hover{background:#fbbf2426;border-color:#fbbf2480}.kyc-banner-error{background:#ef44441a;border:1px solid rgba(239,68,68,.3);color:var(--color-error);cursor:pointer}.kyc-banner-error:hover{background:#ef444426;border-color:#ef444480}.kyc-banner-info{background:#6366f11a;border:1px solid rgba(99,102,241,.3);color:var(--color-accent);cursor:pointer}.kyc-banner-info:hover{background:#6366f126;border-color:#6366f180}.kyc-icon{font-size:1.25rem}.image-upload-section{margin-bottom:32px}.image-upload-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px;margin-top:12px}.image-preview-item{position:relative;aspect-ratio:1 / 1;border-radius:8px;overflow:hidden;border:1px solid var(--color-border);background:var(--color-surface)}.image-preview-item img{width:100%;height:100%;object-fit:cover}.image-preview-item.main-image{border-color:var(--color-accent);box-shadow:0 0 0 2px var(--color-accent)}.main-badge{position:absolute;top:8px;left:8px;background:var(--color-accent);color:#fff;padding:2px 8px;border-radius:4px;font-size:.7rem;font-weight:700;text-transform:uppercase}.remove-image-btn{position:absolute;top:8px;right:8px;width:24px;height:24px;background:#0009;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.1rem;transition:all var(--transition);border:none;cursor:pointer;z-index:2}.remove-image-btn:hover{background:var(--color-error);transform:scale(1.1)}.upload-placeholder{aspect-ratio:1 / 1;border:2px dashed var(--color-border);border-radius:8px;display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition);color:var(--color-text-secondary);font-size:.9rem;text-align:center;padding:10px}.upload-placeholder:hover{border-color:var(--color-accent);color:var(--color-text);background:var(--color-surface-hover)}.upload-placeholder .icon{font-size:1.5rem;margin-bottom:8px}@media (max-width: 480px){.image-upload-grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}}.item-price{display:flex;flex-direction:column;gap:8px;text-align:right}.price-group{display:flex;flex-direction:column}.amount.highlight{color:var(--color-success);font-size:1.1rem}.bid-date{font-size:.75rem;color:var(--color-text-secondary);margin-top:4px}.role-selector{display:flex;flex-direction:column;gap:16px;margin-top:12px}.role-card{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;background:var(--color-surface);border:2px solid var(--color-border);border-radius:16px;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;overflow:hidden}.role-card:hover{background:var(--color-surface-hover);border-color:#6366f14d;transform:translateY(-2px)}.role-card.active{background:#6366f10d;border-color:var(--color-accent);box-shadow:0 4px 20px #6366f11a}.role-content{flex:1}.role-title{font-size:1.25rem;font-weight:700;margin-bottom:4px;color:var(--color-text)}.role-card.active .role-title{color:var(--color-accent)}.role-description{font-size:.95rem;color:var(--color-text-secondary);line-height:1.4}.radio-indicator{width:24px;height:24px;border:2px solid var(--color-border);border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .2s ease;flex-shrink:0;margin-left:20px}.role-card.active .radio-indicator{border-color:var(--color-accent)}.radio-dot{width:12px;height:12px;background:var(--color-accent);border-radius:50%;animation:scaleIn .2s ease-out}@keyframes scaleIn{0%{transform:scale(0);opacity:0}to{transform:scale(1);opacity:1}}@media (max-width: 480px){.role-card{padding:16px}.role-title{font-size:1.1rem}.role-description{font-size:.85rem}}