@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap";
:root{--primary:#00b4cc;--primary-light:#33c9de;--primary-dark:#008fa3;--primary-50:#e6f9fc;--primary-100:#b3edf5;--bg:#f4f7fa;--bg-secondary:#fff;--bg-card:#fff;--bg-card-hover:#f0fafb;--bg-input:#f8fafb;--text-primary:#0f1923;--text-secondary:#4a5568;--text-muted:#9aaab8;--border:#e2ebf0;--border-light:#edf2f7;--accent-green:#10b981;--accent-red:#ef4444;--accent-orange:#f59e0b;--accent-purple:#8b5cf6;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:24px;--radius-full:9999px;--shadow-sm:0 1px 4px #0000000f;--shadow-md:0 4px 16px #00000014;--shadow-lg:0 8px 32px #0000001a;--shadow-glow:0 0 24px #00b4cc2e;--transition:all .2s cubic-bezier(.4,0,.2,1);--transition-slow:all .35s cubic-bezier(.4,0,.2,1)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;width:100%;overflow-x:hidden}body{background-color:var(--bg);color:var(--text-primary);-webkit-font-smoothing:antialiased;width:100%;min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.6;overflow-x:hidden}a{color:var(--primary);transition:var(--transition);text-decoration:none}a:hover{color:var(--primary-dark)}img{max-width:100%;display:block}button,input,select,textarea{font-family:inherit;font-size:inherit}.container{max-width:1280px;margin:0 auto;padding:0 1.5rem}.container-sm{max-width:520px;margin:0 auto;padding:0 1.5rem}.navbar{z-index:100;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);box-shadow:var(--shadow-sm);background:#ffffffeb;position:sticky;top:0}.navbar-inner{justify-content:space-between;align-items:center;gap:1rem;height:64px;display:flex}.navbar-logo{background:linear-gradient(135deg,var(--primary),var(--primary-dark));-webkit-text-fill-color:transparent;letter-spacing:-.5px;-webkit-background-clip:text;background-clip:text;font-size:1.5rem;font-weight:900;text-decoration:none}.navbar-search{flex:1;max-width:480px}.navbar-actions{align-items:center;gap:.75rem;display:flex}.btn{border-radius:var(--radius-md);cursor:pointer;transition:var(--transition);white-space:nowrap;border:none;justify-content:center;align-items:center;gap:.5rem;padding:.5rem 1.25rem;font-size:.875rem;font-weight:600;text-decoration:none;display:inline-flex}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;box-shadow:0 2px 8px #00b4cc47}.btn-primary:hover{background:linear-gradient(135deg,var(--primary-light),var(--primary));color:#fff;transform:translateY(-1px);box-shadow:0 4px 16px #00b4cc61}.btn-secondary{background:var(--bg);color:var(--text-primary);border:1.5px solid var(--border)}.btn-secondary:hover{background:var(--primary-50);border-color:var(--primary);color:var(--primary-dark)}.btn-outline{color:var(--primary);border:1.5px solid var(--primary);background:0 0}.btn-outline:hover{background:var(--primary);color:#fff}.btn-ghost{color:var(--text-secondary);background:0 0;border:1px solid #0000}.btn-ghost:hover{background:var(--bg);color:var(--text-primary);border-color:var(--border)}.btn-lg{border-radius:var(--radius-lg);padding:.75rem 1.75rem;font-size:1rem}.btn-sm{border-radius:var(--radius-sm);padding:.375rem .875rem;font-size:.8125rem}.btn-full{width:100%}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.form-group{flex-direction:column;gap:.375rem;display:flex}label{color:var(--text-secondary);font-size:.875rem;font-weight:500}.input{background:var(--bg-input);border:1.5px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);transition:var(--transition);outline:none;width:100%;padding:.625rem .875rem;font-size:.9375rem}.input:focus{border-color:var(--primary);background:#fff;box-shadow:0 0 0 3px #00b4cc1f}.input::placeholder{color:var(--text-muted)}select.input{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239AAAB8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-position:right .875rem center;background-repeat:no-repeat;background-color:var(--bg-input);padding-right:2.5rem}textarea.input{resize:vertical;min-height:100px}.search-input-wrap{align-items:center;display:flex;position:relative}.search-input-wrap .search-icon{color:var(--text-muted);pointer-events:none;position:absolute;left:.875rem}.search-input-wrap .input{padding-left:2.5rem}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);transition:var(--transition-slow);box-shadow:var(--shadow-sm);overflow:hidden}.card:hover{box-shadow:var(--shadow-glow);border-color:#00b4cc59;transform:translateY(-2px)}.card-body{padding:1.25rem}.card-footer{border-top:1px solid var(--border);background:var(--bg);padding:.875rem 1.25rem}.ad-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);transition:var(--transition-slow);cursor:pointer;color:inherit;box-shadow:var(--shadow-sm);text-decoration:none;display:block;overflow:hidden}.ad-card:hover{color:inherit;border-color:#00b4cc66;transform:translateY(-3px);box-shadow:0 8px 28px #00b4cc24}.ad-home-card{cursor:pointer;transition:transform .18s,box-shadow .18s,border-color .18s}.ad-home-card-link:hover .ad-home-card{border-color:#00b4cc66;transform:translateY(-3px);box-shadow:0 8px 28px #00b4cc29}.ad-card-image{object-fit:cover;background:var(--bg);width:100%;height:200px}.ad-card-image-placeholder{background:linear-gradient(135deg,var(--primary-50),#e8f4f8);justify-content:center;align-items:center;width:100%;height:200px;font-size:3rem;display:flex}.ad-card-body{padding:1rem}.ad-card-title{color:var(--text-primary);-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;margin-bottom:.375rem;font-size:.9375rem;font-weight:600;display:-webkit-box;overflow:hidden}.ad-card-price{color:var(--primary-dark);margin-bottom:.5rem;font-size:1.125rem;font-weight:700}.ad-card-meta{color:var(--text-muted);flex-wrap:wrap;align-items:center;gap:.5rem;font-size:.75rem;display:flex}.ad-card-badge{background:var(--primary-50);color:var(--primary-dark);border-radius:var(--radius-full);align-items:center;gap:.25rem;padding:.2rem .6rem;font-size:.75rem;font-weight:500;display:inline-flex}.ad-card-auction{background:var(--primary-50);border-top:1px solid var(--primary-100);align-items:center;gap:.375rem;padding:.5rem 1rem;font-size:.8125rem;display:flex}.bid-count{color:var(--primary-dark);font-weight:600}.ads-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1.25rem;display:grid}.hero{text-align:center;background:linear-gradient(180deg,var(--primary-50)0%,var(--bg)100%);padding:5rem 0 4rem;position:relative;overflow:hidden}.hero:before{content:"";pointer-events:none;background:radial-gradient(#00b4cc1a 0%,#0000 70%);width:800px;height:400px;position:absolute;top:-30%;left:50%;transform:translate(-50%)}.hero-title{color:var(--text-primary);margin-bottom:1rem;font-size:clamp(2rem,5vw,3.5rem);font-weight:900;line-height:1.1}.hero-title span{color:var(--primary)}.hero-subtitle{color:var(--text-secondary);max-width:520px;margin:0 auto 2.5rem;font-size:1.125rem;line-height:1.7}.hero-actions{flex-wrap:wrap;justify-content:center;align-items:center;gap:1rem;display:flex}.categories-scroll{scrollbar-width:none;-ms-overflow-style:none;gap:.625rem;padding:.5rem 0;display:flex;overflow-x:auto}.categories-scroll::-webkit-scrollbar{display:none}.category-chip{border:1.5px solid var(--border);border-radius:var(--radius-full);color:var(--text-secondary);cursor:pointer;white-space:nowrap;transition:var(--transition);box-shadow:var(--shadow-sm);background:#fff;align-items:center;gap:.375rem;padding:.5rem 1rem;font-size:.875rem;font-weight:500;text-decoration:none;display:inline-flex}.category-chip:hover,.category-chip.active{background:var(--primary-50);border-color:var(--primary);color:var(--primary-dark)}.section{padding:3rem 0}.section-header{justify-content:space-between;align-items:center;margin-bottom:1.5rem;display:flex}.section-title{color:var(--text-primary);font-size:1.375rem;font-weight:700}.auth-page{background:linear-gradient(135deg,var(--primary-50)0%,#fff 60%);justify-content:center;align-items:center;min-height:100vh;padding:2rem;display:flex}.auth-card{border:1px solid var(--border);border-radius:var(--radius-xl);width:100%;max-width:440px;box-shadow:var(--shadow-lg);background:#fff;padding:2.5rem}.auth-logo{background:linear-gradient(135deg,var(--primary),var(--primary-dark));-webkit-text-fill-color:transparent;text-align:center;-webkit-background-clip:text;background-clip:text;margin-bottom:.5rem;font-size:2rem;font-weight:900;display:block}.auth-title{text-align:center;color:var(--text-primary);margin-bottom:.375rem;font-size:1.375rem;font-weight:700}.auth-subtitle{text-align:center;color:var(--text-secondary);margin-bottom:2rem;font-size:.9rem}.auth-form{flex-direction:column;gap:1.125rem;display:flex}.auth-divider{text-align:center;color:var(--text-muted);margin-top:1.25rem;font-size:.875rem}.auth-divider a{color:var(--primary);font-weight:500}.error-msg{color:var(--accent-red);border-radius:var(--radius-md);background:#fef2f2;border:1px solid #fecaca;padding:.625rem 1rem;font-size:.875rem}.dashboard{padding:2rem 0}.dashboard-header{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:2rem;display:flex}.dashboard-name{color:var(--text-primary);font-size:1.75rem;font-weight:800}.dashboard-name span{color:var(--primary)}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:1rem;margin-bottom:2rem;display:grid}.stat-card{border:1px solid var(--border);border-radius:var(--radius-lg);text-align:center;box-shadow:var(--shadow-sm);background:#fff;padding:1.25rem}.stat-value{color:var(--primary);font-size:2rem;font-weight:800}.stat-label{color:var(--text-muted);margin-top:.25rem;font-size:.8125rem}.tabs{border-bottom:2px solid var(--border);gap:.25rem;margin-bottom:1.5rem;display:flex}.tab{color:var(--text-secondary);cursor:pointer;transition:var(--transition);background:0 0;border:none;border-bottom:2px solid #0000;margin-bottom:-2px;padding:.625rem 1.25rem;font-size:.875rem;font-weight:500}.tab:hover{color:var(--text-primary)}.tab.active{color:var(--primary);border-bottom-color:var(--primary)}.post-ad-page{padding:2rem 0}.post-ad-card{border:1px solid var(--border);border-radius:var(--radius-xl);max-width:720px;box-shadow:var(--shadow-md);background:#fff;margin:0 auto;padding:2rem}.form-row{grid-template-columns:1fr 1fr;gap:1rem;display:grid}.form-title{border-bottom:2px solid var(--border);color:var(--text-primary);margin-bottom:1.75rem;padding-bottom:1rem;font-size:1.375rem;font-weight:700}.form-section{flex-direction:column;gap:1rem;margin-bottom:1.5rem;display:flex}.form-section-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;font-size:.75rem;font-weight:600}.image-upload{border:2px dashed var(--border);border-radius:var(--radius-lg);text-align:center;cursor:pointer;transition:var(--transition);color:var(--text-muted);background:var(--bg);padding:2rem}.image-upload:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-50)}.ad-detail{grid-template-columns:1fr 400px;gap:2rem;padding:2rem 0;display:grid}.ad-detail-images{border-radius:var(--radius-lg);background:var(--bg-card);border:1px solid var(--border);box-shadow:var(--shadow-sm);overflow:hidden}.ad-detail-main-image{object-fit:cover;width:100%;height:400px}.auction-card{border:1.5px solid var(--border);border-radius:var(--radius-xl);box-shadow:var(--shadow-md);background:#fff;padding:1.5rem;position:sticky;top:80px}.auction-current-price{color:var(--primary-dark);font-size:2rem;font-weight:800}.auction-label{color:var(--text-muted);margin-bottom:.25rem;font-size:.8125rem}.bid-history{flex-direction:column;gap:.625rem;margin-top:1.5rem;display:flex}.bid-item{border-bottom:1px solid var(--border-light);justify-content:space-between;align-items:center;padding:.625rem 0;font-size:.875rem;display:flex}.bid-item:last-child{border-bottom:none}.bid-item-amount{color:var(--primary-dark);font-weight:600}.bid-item-user{color:var(--text-secondary)}.bid-item-time{color:var(--text-muted);font-size:.75rem}.badge{border-radius:var(--radius-full);align-items:center;padding:.2rem .625rem;font-size:.75rem;font-weight:600;display:inline-flex}.badge-active{color:var(--accent-green);background:#ecfdf5}.badge-sold{background:var(--bg);color:var(--text-muted)}.badge-auction{background:var(--primary-50);color:var(--primary-dark)}.badge-expired{color:var(--accent-red);background:#fef2f2}.empty-state{text-align:center;color:var(--text-muted);padding:4rem 2rem}.empty-state-icon{margin-bottom:1rem;font-size:3rem}.empty-state-title{color:var(--text-secondary);margin-bottom:.5rem;font-size:1.125rem;font-weight:600}.skeleton{background:linear-gradient(90deg,var(--bg)25%,#eef2f5 50%,var(--bg)75%);border-radius:var(--radius-md);background-size:200% 100%;animation:1.5s infinite shimmer}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.footer{border-top:1px solid var(--border);text-align:center;color:var(--text-muted);background:#fff;margin-top:4rem;padding:2rem 0;font-size:.875rem}.footer-logo{background:linear-gradient(135deg,var(--primary),var(--primary-dark));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:.5rem;font-size:1.25rem;font-weight:900;display:inline-block}.toast-item{border:1px solid var(--border);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);background:#fff;padding:.875rem 1.25rem;font-size:.875rem;animation:.3s forwards slideIn}.toast-success{border-left:3px solid var(--accent-green)}.toast-error{border-left:3px solid var(--accent-red)}@keyframes slideIn{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}@media (max-width:1024px){.ad-detail{grid-template-columns:1fr}.auction-card{position:static}}@media (max-width:640px){.container,.container-sm{padding:0 1rem}.navbar-inner{gap:.5rem}.navbar-logo{font-size:1.25rem}.navbar-actions{gap:.375rem}.navbar-actions .btn{padding:.375rem .625rem;font-size:.75rem}.form-row{grid-template-columns:1fr}.hero{padding:3rem 0 2rem}.auth-card{padding:1.75rem}.post-ad-card{padding:1.25rem}.navbar-search{display:none}}.flex{display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-1{gap:.5rem}.gap-2{gap:1rem}.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-4{margin-top:2rem}.mb-2{margin-bottom:1rem}.text-sm{font-size:.875rem}.text-muted{color:var(--text-muted)}.text-primary-color{color:var(--primary)}.font-bold{font-weight:700}.w-full{width:100%}.footer{border-top:1px solid var(--border);background:#fff;margin-top:auto;padding:4rem 0 2rem}.footer-premium-app{background:linear-gradient(135deg,var(--bg)0%,#e6f9fc 100%);border:1px solid var(--primary-100);border-radius:var(--radius-xl);justify-content:space-between;align-items:center;gap:2rem;margin-bottom:3rem;padding:2.5rem;display:flex;position:relative;overflow:hidden}.footer-premium-app:before{content:"";pointer-events:none;background:radial-gradient(circle,#00b4cc1a 0%,#0000 70%);border-radius:50%;width:300px;height:300px;position:absolute;top:-50%;left:-10%}.footer-premium-app-content{z-index:1;flex:1;max-width:500px;position:relative}.footer-premium-app-badge{background:var(--primary);color:#fff;text-transform:uppercase;letter-spacing:.05em;border-radius:100px;margin-bottom:1rem;padding:.25rem .75rem;font-size:.75rem;font-weight:700;display:inline-block}.footer-premium-app-title{color:var(--text-primary);margin-bottom:.5rem;font-size:1.75rem;font-weight:800}.footer-premium-app-desc{color:var(--text-secondary);font-size:.95rem;line-height:1.6}.footer-premium-app-links{z-index:1;gap:1rem;display:flex;position:relative}.footer-premium-app-links .gate-store-btn{padding:.75rem 1.25rem;font-size:.9rem}.footer-bottom{border-top:1px solid var(--border-light);justify-content:space-between;align-items:center;padding-top:1.5rem;display:flex}.footer-logo{background:linear-gradient(135deg,var(--primary),var(--primary-dark));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:1.5rem;font-weight:900}.footer-bottom p{color:var(--text-muted);font-size:.875rem}@media (max-width:768px){.footer-premium-app{text-align:center;flex-direction:column;padding:2rem 1.5rem}.footer-premium-app-content{flex-direction:column;align-items:center;display:flex}.footer-premium-app-links{flex-direction:column;width:100%}.footer-bottom{text-align:center;flex-direction:column;gap:1rem}}.scrollable-list::-webkit-scrollbar{width:6px}.scrollable-list::-webkit-scrollbar-track{background:var(--bg);border-radius:var(--radius-full)}.scrollable-list::-webkit-scrollbar-thumb{background:var(--border);border-radius:var(--radius-full);transition:var(--transition)}.scrollable-list::-webkit-scrollbar-thumb:hover{background:var(--primary-100)}