:root{
  --bg:#f5f6f8;
  --card:#fff;
  --text:#101114;
  --muted:#727783;
  --line:#e6e8ed;
  --blue:#0868ff;
  --blue2:#eaf2ff;
  --orange:#ff8a00;
  --red:#e9364f;
  --green:#149b55;
  --radius:18px;
  --shadow:0 10px 32px rgba(15,23,42,.08);
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text)}
body{padding-bottom:82px}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.hidden{display:none!important}

.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 14px;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(16px)}
.brand{border:0;background:transparent;padding:0;display:flex;align-items:center;gap:10px;color:var(--text);text-align:left}
.brand-logo{position:relative;display:inline-block;width:34px;height:34px;flex:0 0 34px}
.brand-pill{position:absolute;display:block;border-radius:9px;transform:rotate(45deg);box-shadow:none}
.brand-pill-blue{width:24px;height:12px;right:0;top:4px;background:var(--blue)}
.brand-pill-green{width:18px;height:10px;left:1px;bottom:7px;background:#20b95a}
.brand-dot{position:absolute;width:9px;height:9px;border-radius:50%;background:var(--orange);right:2px;bottom:0}
.brand b{display:block;font-size:17px;letter-spacing:.02em}
.brand small{display:block;color:var(--muted);font-size:9px;margin-top:1px}
.logo-big{display:flex;align-items:center;justify-content:center;gap:10px;font-size:30px;font-weight:900}
.logo-big strong{font-size:30px}
.logo-big span:last-child{font-size:11px;padding:4px 7px;border-radius:8px;background:var(--blue);color:#fff;vertical-align:middle}
.city-chip{border:1px solid var(--line);background:#fff;border-radius:999px;min-height:40px;padding:0 13px;font-weight:700;color:#333;max-width:42%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.view{max-width:1120px;margin:0 auto;padding:14px}
.hero{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;margin-bottom:12px}
.searchbox{display:flex;align-items:center;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;min-width:0}
.searchbox input{border:0;outline:0;background:transparent;min-width:0;width:100%;padding:13px 14px;font-size:16px}
.searchbox button{border:0;background:var(--blue);color:#fff;width:50px;align-self:stretch;font-size:19px}
.filter-btn{height:48px;border:1px solid var(--line);background:#fff;border-radius:16px;padding:0 15px;font-weight:750}
.categories{display:flex;gap:9px;overflow-x:auto;overflow-y:hidden;padding:2px 8px 11px 1px;scrollbar-width:none;scroll-snap-type:x proximity;-webkit-overflow-scrolling:touch}
.categories::-webkit-scrollbar{display:none}
.cat{flex:0 0 auto;scroll-snap-align:start;border:1px solid var(--line);background:#fff;border-radius:14px;padding:8px 11px;display:flex;align-items:center;gap:7px;font-weight:700;color:#333}
.cat.active{border-color:#b9d3ff;background:var(--blue2);color:#064fbf}
.cat i{font-style:normal;font-size:20px}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:8px;margin:8px 1px 10px}
.section-head h2{font-size:19px;margin:0}
.section-head small{color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.card{position:relative;min-width:0;background:var(--card);border:1px solid var(--line);border-radius:17px;overflow:hidden;box-shadow:0 3px 12px rgba(15,23,42,.03)}
.card-img{aspect-ratio:1.18/1;background:#f0f2f5;display:grid;place-items:center;overflow:hidden;padding:8px}
.card-img img{width:100%;height:100%;object-fit:contain;border-radius:12px}
.placeholder{width:100%;height:100%;display:grid;place-items:center;font-size:34px;color:#a2a8b3;background:linear-gradient(135deg,#f7f8fa,#eceff3);border-radius:12px}
.card-body{padding:10px 11px 12px;min-width:0}
.card-title{font-size:14px;line-height:1.3;height:36px;overflow:hidden;margin:0 0 6px}
.price{font-size:17px;font-weight:850;margin-bottom:6px}
.meta{font-size:11px;color:var(--muted);display:flex;justify-content:space-between;gap:5px}
.fav{position:absolute;right:8px;top:8px;width:38px;height:38px;border:0;border-radius:50%;background:rgba(255,255,255,.93);font-size:22px;box-shadow:0 3px 12px rgba(0,0,0,.08);z-index:2}
.fav.on{color:var(--red)}
.bottom-nav{position:fixed;left:0;right:0;bottom:0;z-index:25;background:rgba(255,255,255,.98);border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(5,1fr);padding:7px max(7px,env(safe-area-inset-right)) calc(7px + env(safe-area-inset-bottom)) max(7px,env(safe-area-inset-left));backdrop-filter:blur(18px)}
.bottom-nav button{position:relative;border:0;background:transparent;color:#6c7280;min-height:54px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;border-radius:13px}
.bottom-nav button.active{color:var(--blue)}
.bottom-nav span{font-size:23px;line-height:1}
.bottom-nav b{font-size:10px}
.nav-create span{width:36px;height:31px;border-radius:12px;background:var(--blue);color:#fff;display:grid;place-items:center}
.bottom-nav em{display:none;position:absolute;top:4px;right:22%;min-width:17px;height:17px;padding:0 4px;background:var(--orange);color:#fff;border-radius:9px;font-size:10px;font-style:normal;line-height:17px}
.bottom-nav em.on{display:block}
.btn{min-height:44px;border-radius:13px;padding:10px 15px;font-weight:780;border:1px solid transparent;transition:.15s ease}
.btn.primary{background:var(--blue);color:#fff;box-shadow:0 10px 20px rgba(8,104,255,.16)}
.btn.secondary{background:#fff;border-color:var(--line);color:var(--text)}
.btn.orange{background:var(--orange);color:#fff;box-shadow:0 10px 20px rgba(255,138,0,.16)}
.btn.danger{background:#fff1f2;color:#be273b;border-color:#ffd7dd}
.btn.full{width:100%}
.stack{display:grid;gap:10px}
.row{display:flex;gap:8px;align-items:center}
.wrap{flex-wrap:wrap}
.grow{flex:1;min-width:0}
.panel{background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px;margin-bottom:12px}
.panel h2,.panel h3{margin:0 0 10px}
.empty{padding:44px 20px;text-align:center;color:var(--muted)}
.empty b{display:block;color:var(--text);font-size:18px;margin-bottom:5px}
.badge{display:inline-flex;align-items:center;min-height:25px;padding:2px 9px;border-radius:999px;background:#eff1f4;color:#565c67;font-size:12px;font-weight:700}
.badge.blue{background:var(--blue2);color:#0756ce}
.badge.green{background:#e9f8ef;color:#107740}
.badge.orange{background:#fff2dd;color:#ad5d00}
.form{display:grid;gap:13px}
.field{display:grid;gap:6px}
.field label{font-size:12px;font-weight:780;color:#555b66}
.field input,.field select,.field textarea{width:100%;min-height:46px;border:1px solid #dfe2e8;border-radius:13px;background:#fff;color:var(--text);padding:11px 12px;outline:0;font-size:16px}
.field textarea{min-height:110px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:#91baff;box-shadow:0 0 0 3px #eaf2ff}
.photo-strip{display:flex;gap:8px;overflow:auto;padding-bottom:2px}
.photo-item{position:relative;flex:0 0 92px;height:92px;border-radius:14px;background:#eef0f3;border:1px solid var(--line);overflow:hidden}
.photo-item img{width:100%;height:100%;object-fit:contain}
.photo-num{position:absolute;left:5px;top:5px;background:#111b;color:#fff;border-radius:8px;padding:2px 6px;font-size:10px}
.photo-remove{position:absolute;right:5px;top:5px;width:28px;height:28px;border:0;border-radius:50%;background:#fff;color:var(--orange);font-weight:900}
.overlay{position:fixed;inset:0;z-index:50;background:rgba(15,20,30,.45);display:flex;align-items:flex-end;justify-content:center;padding-top:30px}
.sheet{width:min(680px,100%);max-height:91%;overflow:auto;background:#fff;border-radius:24px 24px 0 0;padding:18px;box-shadow:var(--shadow)}
.sheet-dark{background:#111317;color:#fff}
.demo-sheet{text-align:center;padding:30px 20px max(30px,env(safe-area-inset-bottom));display:grid;gap:10px}
.demo-sheet h1{margin:5px 0}
.demo-sheet p{color:var(--muted);margin:0 0 8px}
.modal-head{display:flex;justify-content:space-between;align-items:center;gap:8px;margin-bottom:12px}
.modal-head h2{margin:0}
.x{width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:#fff;font-size:20px}
.x-dark{border-color:rgba(255,255,255,.15);background:rgba(255,255,255,.08);color:#fff}
.detail-media{position:relative;background:#f0f2f5;border-radius:18px;padding:10px;margin-bottom:12px}
.detail-stage{position:relative;display:grid;place-items:center;width:100%;aspect-ratio:1.08;border:0;border-radius:16px;background:#fff;overflow:hidden;padding:10px}
.detail-stage img{width:100%;height:100%;object-fit:contain}
.detail-stage .placeholder{height:100%}
.detail-zoom-hint{position:absolute;right:12px;bottom:12px;padding:6px 10px;border-radius:999px;background:rgba(17,19,23,.76);color:#fff;font-size:12px;font-weight:700;pointer-events:none}
.detail-nav{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border:0;border-radius:50%;background:rgba(255,255,255,.94);box-shadow:0 6px 18px rgba(0,0,0,.12);font-size:24px;z-index:2}
.detail-nav.prev{left:16px}
.detail-nav.next{right:16px}
.detail-thumbs{display:flex;gap:8px;overflow:auto;padding-top:10px}
.detail-thumb{flex:0 0 72px;height:72px;border:1px solid var(--line);border-radius:14px;background:#fff;overflow:hidden;padding:4px}
.detail-thumb img{width:100%;height:100%;object-fit:contain;border-radius:10px}
.detail-thumb.active{border-color:#96bbff;box-shadow:0 0 0 2px #dcebff inset}
.detail-counter{font-size:12px;color:var(--muted);margin:-2px 0 8px;text-align:right}
.detail-price{font-size:27px;font-weight:900}
.detail-title{font-size:22px;font-weight:800;margin:3px 0 8px}
.detail-desc{white-space:pre-wrap;line-height:1.5;color:#343840}
.seller{display:flex;align-items:center;gap:10px;padding:12px 0}
.avatar{width:46px;height:46px;border-radius:50%;background:var(--blue2);display:grid;place-items:center;font-weight:850;color:#165bc2;overflow:hidden}
.avatar img{width:100%;height:100%;object-fit:cover}
.toast{position:fixed;z-index:100;left:50%;bottom:92px;transform:translate(-50%,20px);opacity:0;pointer-events:none;background:#17191d;color:#fff;border-radius:12px;padding:10px 14px;max-width:min(90%,560px);font-size:13px;transition:.18s}
.toast.on{opacity:1;transform:translate(-50%,0)}
.tabs{display:flex;gap:7px;overflow:auto;margin-bottom:10px}
.tabs button{flex:0 0 auto;border:1px solid var(--line);background:#fff;border-radius:999px;min-height:38px;padding:0 12px;font-weight:700}
.tabs button.active{background:var(--blue);border-color:var(--blue);color:#fff}
.thread{display:grid;grid-template-columns:52px 1fr auto;gap:10px;align-items:center;padding:11px 0;border-bottom:1px solid var(--line)}
.thread:last-child{border-bottom:0}
.thread-img{width:52px;height:52px;border-radius:13px;background:#eef0f3;overflow:hidden;display:grid;place-items:center}
.thread-img img{width:100%;height:100%;object-fit:contain}
.thread-main{min-width:0}
.thread-main b,.thread-main span{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.thread-main span{font-size:12px;color:var(--muted);margin-top:4px}
.unread{min-width:22px;height:22px;border-radius:11px;background:var(--orange);color:#fff;display:grid;place-items:center;font-size:11px;font-weight:800}
.chat{display:flex;flex-direction:column;gap:7px;padding:6px 0 80px}
.bubble{max-width:82%;padding:9px 11px;border-radius:14px;background:#fff;border:1px solid var(--line);align-self:flex-start}
.bubble.me{background:#dceaff;border-color:#c6ddff;align-self:flex-end}
.bubble small{display:block;color:var(--muted);font-size:10px;margin-top:4px}
.chat-compose{position:sticky;bottom:0;display:flex;gap:7px;background:#fff;padding:8px 0}
.chat-compose input{flex:1;min-width:0;border:1px solid var(--line);border-radius:15px;padding:11px;font-size:16px}
.chat-compose button{width:48px;border:0;border-radius:15px;background:var(--blue);color:#fff;font-size:19px}
.list-row{display:flex;gap:10px;align-items:center;padding:10px 0;border-bottom:1px solid var(--line)}
.list-row:last-child{border-bottom:0}
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
.stat{background:#f6f7f9;border-radius:14px;padding:12px}
.stat b{display:block;font-size:22px}
.stat span{font-size:11px;color:var(--muted)}
.notice{padding:12px 0;border-bottom:1px solid var(--line)}
.notice.unseen{font-weight:650}
.notice small{display:block;color:var(--muted);font-weight:400;margin-top:4px}
.admin-table{display:grid;gap:8px}
.admin-item{border:1px solid var(--line);border-radius:14px;padding:11px}
.rating{color:#f2a000;letter-spacing:1px}

.complaint-card{scroll-margin-top:88px;transition:.2s ease}
.complaint-card.complaint-new{border-color:#ffd59e;background:#fffaf2}
.complaint-object{margin-top:3px;color:#363b45;font-weight:700}
.complaint-details{margin:9px 0;padding:10px 11px;background:#f6f7f9;border-radius:11px;color:#3d424c;line-height:1.4}
.admin-actions{margin-top:10px;align-items:stretch}
.admin-actions .btn{flex:0 1 auto}
.lightbox-sheet{width:min(860px,100%);padding:18px 18px 12px;max-height:95%}
.lightbox-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}
.lightbox-stage-wrap{position:relative;display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:center}
.lightbox-stage{display:grid;place-items:center;min-height:300px;max-height:68vh;background:#1b1f27;border-radius:18px;padding:14px;overflow:hidden}
.lightbox-stage img{max-width:100%;max-height:64vh;object-fit:contain}
.lightbox-nav{width:48px;height:48px;border:0;border-radius:50%;background:rgba(255,255,255,.12);color:#fff;font-size:28px}
.lightbox-footer{display:flex;justify-content:center;padding-top:10px;font-size:13px;color:#cbd0db}
.sk{background:linear-gradient(90deg,#eceef2,#f7f8fa,#eceef2);background-size:220% 100%;animation:sk 1.2s linear infinite}
.sk-search{height:48px;border-radius:15px}
.sk-row{display:flex;gap:8px;margin:12px 0}
.sk-row i{display:block;width:88px;height:40px;border-radius:14px;background:#e9ebef}
.sk-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.sk-grid i{height:240px;border-radius:17px;background:#e9ebef}
@keyframes sk{to{background-position:-220% 0}}

@media(min-width:700px){
  .categories{flex-wrap:wrap;overflow:visible;padding-right:1px;scroll-snap-type:none}
  .grid{grid-template-columns:repeat(4,minmax(0,1fr))}
  .topbar{padding-left:max(18px,calc((100% - 1120px)/2));padding-right:max(18px,calc((100% - 1120px)/2))}
  .bottom-nav{left:50%;right:auto;transform:translateX(-50%);width:min(720px,100%);border:1px solid var(--line);border-bottom:0;border-radius:20px 20px 0 0}
  .stat-grid{grid-template-columns:repeat(5,1fr)}
}
@media(max-width:640px){
  .detail-thumb{flex-basis:64px;height:64px}
  .lightbox-stage-wrap{grid-template-columns:1fr}
  .lightbox-nav{position:absolute;top:50%;transform:translateY(-50%);z-index:2}
  #lightboxPrev{left:10px}
  #lightboxNext{right:10px}
}
@media(max-width:360px){
  .brand small{display:none}
  .view{padding:10px}
  .grid{gap:7px}
  .card-body{padding:8px}
  .city-chip{padding:0 9px}
  .bottom-nav b{font-size:9px}
}