*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--brand: #1877F2;--brand-dk: #0e5fc4;--surface: #ffffff;--bg: #f0f2f5;--border: #dde1e7;--text: #1c1e21;--muted: #65676b;--green: #42b883;--red: #f02849;--yellow: #f7a800;--radius: 8px;--shadow: 0 1px 3px rgba(0,0,0,.12), 0 1px 2px rgba(0,0,0,.08);--shadow-lg: 0 4px 16px rgba(0,0,0,.12);--font: "Inter", system-ui, sans-serif;--nav-h: 56px;--bottom-nav-h: 0px}body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.5;overflow-x:hidden}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:var(--font)}input,textarea,select{font-family:var(--font)}img{display:block;max-width:100%}.card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow)}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius);border:none;font-size:14px;font-weight:600;transition:background .15s,transform .1s}.btn:active{transform:scale(.98)}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-dk)}.btn-ghost{background:transparent;color:var(--brand);border:1px solid var(--brand)}.btn-ghost:hover{background:#e8f0fe}.btn-danger{background:var(--red);color:#fff}.btn-sm{padding:5px 12px;font-size:13px}.btn-lg{padding:12px 24px;font-size:16px}.field{margin-bottom:16px}.field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:var(--muted)}.field input,.field select,.field textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;background:var(--surface);transition:border-color .15s}.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand)}.field textarea{resize:vertical;min-height:100px}.badge{display:inline-block;padding:2px 8px;border-radius:20px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px}.badge-green{background:#e6f7ef;color:#1a7a44}.badge-blue{background:#e8f0fe;color:#1877f2}.badge-yellow{background:#fff8e1;color:#b45309}.badge-red{background:#fde8ec;color:#c0143c}.badge-gray{background:#f0f2f5;color:var(--muted)}.toast{position:fixed;bottom:calc(24px + var(--bottom-nav-h));right:24px;z-index:9999;padding:12px 20px;border-radius:var(--radius);background:#1c1e21;color:#fff;font-size:14px;box-shadow:var(--shadow-lg);animation:slideIn .2s ease}@keyframes slideIn{0%{transform:translateY(10px);opacity:0}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.listing-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}.category-chips{display:flex;gap:8px;overflow-x:auto;padding:0 0 4px;scrollbar-width:none;-ms-overflow-style:none}.category-chips::-webkit-scrollbar{display:none}.bottom-nav{display:none}@media (max-width: 430px){:root{--bottom-nav-h: 60px}body{overflow-x:hidden}main{overflow-x:hidden}.top-nav{padding:0 12px!important}.nav-logo span{font-size:16px!important}.nav-desktop-actions{display:none!important}.home-container{padding:12px!important}.search-row{flex-direction:column!important;gap:8px!important}.search-input-wrap{width:100%!important;flex:unset!important}.search-controls{display:flex!important;gap:8px!important;width:100%!important}.search-controls>*{flex:1!important}.category-chips{padding:0 12px 4px!important;margin:0 -12px!important}.listing-grid{grid-template-columns:1fr 1fr!important;gap:10px!important}.listing-card-info{padding:8px!important}.listing-card-price{font-size:14px!important}.listing-card-title{font-size:12px!important;display:-webkit-box!important;-webkit-line-clamp:2!important;-webkit-box-orient:vertical!important;overflow:hidden!important;white-space:normal!important}.listing-card-meta{font-size:11px!important}.messages-grid{grid-template-columns:1fr!important;min-height:unset!important}.messages-chat-panel,.messages-grid.chat-open .messages-list-panel{display:none!important}.messages-grid.chat-open .messages-chat-panel{display:flex!important}.profile-grid{grid-template-columns:1fr!important}.admin-stats-grid{grid-template-columns:1fr 1fr!important}.listing-detail-grid{grid-template-columns:1fr!important}.bottom-nav{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:200;background:var(--surface);border-top:1px solid var(--border);box-shadow:0 -2px 8px #00000014;padding-bottom:env(safe-area-inset-bottom);height:calc(60px + env(safe-area-inset-bottom));align-items:stretch}.bottom-nav a,.bottom-nav button{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:10px;font-weight:600;color:var(--muted);text-decoration:none;background:none;border:none;padding:8px 0;transition:color .15s}.bottom-nav a.active,.bottom-nav a:active,.bottom-nav button.active,.bottom-nav .sell-btn{color:var(--brand)}main{padding-bottom:calc(var(--bottom-nav-h) + 8px)!important}}@media (max-width: 350px){.listing-grid{grid-template-columns:1fr!important}}@media (max-width: 768px) and (min-width: 431px){.listing-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px}}.nav-mobile-user{display:none!important}@media (max-width: 430px){.nav-mobile-user{display:block!important}}