:root{
  --teal:#2f6f68; --teal-600:#276058; --teal-050:#e8f2f0;
  --amber:#e5972f; --amber-050:#fbf1e0;
  --ink:#1e2422; --ink-2:#4a534f; --ink-3:#7c847f;
  --bg:#faf8f4; --card:#ffffff; --line:#e9e6df; --line-2:#dcd8cf;
  --ok:#2f7d4f; --ok-bg:#e8f4ec; --warn:#b4571f;
  --shadow:0 1px 2px rgba(30,36,34,.05), 0 6px 20px rgba(30,36,34,.06);
  --shadow-lg:0 10px 40px rgba(30,36,34,.16);
  --r:14px; --r-sm:10px; --r-pill:999px;
  --maxw:1120px;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --serif:'Fraunces',Georgia,'Times New Roman',serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:var(--sans); color:var(--ink); background:var(--bg);
  -webkit-font-smoothing:antialiased; line-height:1.5;
  padding-bottom:env(safe-area-inset-bottom);
}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
img{max-width:100%;display:block}

/* ---------- App bar ---------- */
.appbar{
  position:sticky; top:0; z-index:40;
  display:flex; align-items:center; gap:18px;
  padding:12px max(16px, env(safe-area-inset-left)) 12px max(16px, env(safe-area-inset-left));
  background:rgba(250,248,244,.9); backdrop-filter:saturate(1.1) blur(10px);
  border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:9px;color:var(--teal)}
.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:11px;background:var(--teal);color:#fff}
.brand-name{font-family:var(--serif);font-weight:600;font-size:20px;color:var(--ink);letter-spacing:-.01em}
.topnav{display:none;gap:4px;margin-left:6px}
.topnav a{padding:8px 12px;border-radius:var(--r-pill);color:var(--ink-2);font-weight:500;font-size:15px}
.topnav a:hover{background:var(--teal-050);color:var(--teal-600)}
.topnav a.active{color:var(--teal-600);background:var(--teal-050)}
.btn-post-top{display:none}
.appbar-right{margin-left:auto;display:flex;align-items:center;gap:10px;position:relative}
.avatar-btn{width:38px;height:38px;border-radius:50%;background:var(--teal-050);color:var(--teal-600);border:1px solid var(--line-2);font-weight:700;font-size:14px;cursor:pointer;display:grid;place-items:center}
.avatar-btn:hover{border-color:var(--teal)}
.avatar-menu{position:absolute;top:48px;right:0;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-lg);padding:6px;min-width:200px;z-index:60}
.avatar-menu .head{padding:8px 10px 10px;border-bottom:1px solid var(--line);margin-bottom:4px}
.avatar-menu button{display:flex;align-items:center;gap:9px;width:100%;padding:10px;border:none;background:none;text-align:left;font-size:14px;color:var(--ink);cursor:pointer;border-radius:8px;font-family:inherit}
.avatar-menu button:hover{background:var(--bg)}
.avatar-menu button.danger{color:#b4571f}
.chip.sp{border-color:#bcd9d3;color:var(--teal-600);font-weight:600}
.chip.sp.on{background:var(--teal);border-color:var(--teal);color:#fff}
.price-field{position:relative;max-width:200px}
.price-field .cur{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--ink-2);font-weight:600;font-size:16px;pointer-events:none}
.price-field input{padding-left:26px}
.reach-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.req-flag{display:inline-block;font-size:12px;font-weight:600;color:var(--ok);background:var(--ok-bg);padding:3px 10px;border-radius:var(--r-pill);margin-bottom:8px}
.login-wrap{max-width:440px;margin:24px auto;padding:0 4px}
.brand-mark.big{width:56px;height:56px;border-radius:16px;font-size:24px;margin:0 auto 16px}
.login-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:var(--shadow)}
.login-card .lbl{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin:0 0 6px}
.login-card input{width:100%;padding:12px 14px;border-radius:var(--r-sm);border:1px solid var(--line-2);font-size:16px;background:var(--card)}
.login-card input:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px var(--teal-050)}
.google-btn{gap:10px;font-weight:500}
.or{display:flex;align-items:center;gap:12px;color:var(--ink-3);font-size:13px;margin:16px 0}
.or::before,.or::after{content:'';flex:1;height:1px;background:var(--line)}
.fine{color:var(--ink-3);font-size:12px;text-align:center;margin:10px 0 0}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  padding:11px 16px;border-radius:var(--r-pill);border:1px solid var(--line-2);
  background:var(--card);color:var(--ink);font-weight:600;font-size:15px;cursor:pointer;
  transition:transform .06s ease, background .15s ease, border-color .15s ease;
}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--teal);border-color:var(--teal);color:#fff}
.btn-primary:hover{background:var(--teal-600)}
.btn-ghost{background:transparent;border-color:transparent;color:var(--teal-600)}
.btn-block{width:100%}
.btn-lg{padding:14px 20px;font-size:16px}
.btn[disabled]{opacity:.5;cursor:not-allowed}

/* ---------- Layout ---------- */
.app{max-width:var(--maxw);margin:0 auto;padding:20px 16px 96px}
.page-head{margin:6px 2px 18px}
.page-title{font-family:var(--serif);font-weight:600;font-size:26px;letter-spacing:-.01em;margin:0}
.page-sub{color:var(--ink-2);margin:4px 0 0;font-size:15px}

/* ---------- Search + filters ---------- */
.searchbar{position:relative;margin-bottom:14px}
.searchbar svg{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:var(--ink-3)}
.searchbar input{
  width:100%;padding:14px 16px 14px 44px;border-radius:var(--r-pill);
  border:1px solid var(--line-2);background:var(--card);font-size:16px;color:var(--ink);
  box-shadow:var(--shadow);
}
.searchbar input:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px var(--teal-050)}
.filter-row{display:flex;gap:8px;overflow-x:auto;padding:2px 2px 10px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.filter-row::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;
  padding:8px 14px;border-radius:var(--r-pill);border:1px solid var(--line-2);
  background:var(--card);color:var(--ink-2);font-size:14px;font-weight:500;cursor:pointer;white-space:nowrap;
}
.chip:hover{border-color:var(--ink-3)}
.chip.on{background:var(--teal);border-color:var(--teal);color:#fff}
.chip .count{opacity:.7;font-weight:600}
.toolbar{display:flex;align-items:center;gap:10px;justify-content:space-between;margin:2px 2px 14px;flex-wrap:wrap}
.result-count{color:var(--ink-2);font-size:14px}
.controls{display:flex;gap:8px;align-items:center}
.select{
  appearance:none;padding:9px 34px 9px 14px;border-radius:var(--r-pill);border:1px solid var(--line-2);
  background:var(--card) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%237c847f' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m4 6 4 4 4-4'/%3E%3C/svg%3E") no-repeat right 12px center;
  font-size:14px;color:var(--ink);font-weight:500;cursor:pointer;
}
.filter-toggle{display:inline-flex}

/* Advanced filter panel */
.filters-panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:16px;margin-bottom:16px;box-shadow:var(--shadow)}
.filters-panel h4{margin:0 0 8px;font-size:13px;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-3);font-weight:600}
.filters-panel .group{margin-bottom:16px}
.filters-panel .group:last-child{margin-bottom:0}
.pill-set{display:flex;flex-wrap:wrap;gap:8px}

/* ---------- Grid + cards ---------- */
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  cursor:pointer;transition:transform .1s ease, box-shadow .15s ease;display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.card-media{position:relative;aspect-ratio:1/1;display:grid;place-items:center;font-size:52px;overflow:hidden}
.card-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.badge{position:absolute;top:10px;left:10px;padding:4px 9px;border-radius:var(--r-pill);font-size:11px;font-weight:600;background:rgba(255,255,255,.92);color:var(--ink);backdrop-filter:blur(4px)}
.badge.free{background:var(--teal);color:#fff}
.badge.claimed{background:var(--ink);color:#fff}
.fav{position:absolute;top:8px;right:8px;width:34px;height:34px;border-radius:50%;border:none;background:rgba(255,255,255,.92);display:grid;place-items:center;cursor:pointer;color:var(--ink-2)}
.fav.on{color:#d84f4f}
.card-body{padding:12px 14px 14px;display:flex;flex-direction:column;gap:3px;flex:1}
.card-title{font-weight:600;font-size:15px;line-height:1.3}
.card-meta{color:var(--ink-3);font-size:13px}
.card-foot{display:flex;align-items:center;justify-content:space-between;margin-top:6px}
.price{font-weight:700;font-size:15px}
.price.free{color:var(--teal-600)}
.size-tag{font-size:12px;font-weight:600;color:var(--ink-2);background:var(--bg);border:1px solid var(--line);padding:3px 9px;border-radius:var(--r-pill)}

/* ---------- Empty state ---------- */
.empty{text-align:center;padding:60px 20px;color:var(--ink-2)}
.empty .emo{font-size:44px;margin-bottom:10px}
.empty h3{margin:0 0 6px;font-family:var(--serif);font-weight:600;color:var(--ink);font-size:20px}

/* ---------- Detail ---------- */
.back{display:inline-flex;align-items:center;gap:6px;color:var(--ink-2);font-weight:500;margin-bottom:14px;cursor:pointer}
.detail{display:grid;grid-template-columns:1fr;gap:24px}
.detail-media{border-radius:var(--r);overflow:hidden;background:var(--card);border:1px solid var(--line)}
.detail-media .hero{position:relative;aspect-ratio:1/1;display:grid;place-items:center;font-size:96px;overflow:hidden}
.detail-media .hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}
.thumbs{display:flex;gap:8px;padding:10px}
.thumbs .t{width:56px;height:56px;border-radius:9px;display:grid;place-items:center;font-size:26px;border:1px solid var(--line);overflow:hidden;cursor:pointer;position:relative}
.thumbs .t img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.thumbs .t.sel{border-color:var(--teal);box-shadow:0 0 0 2px var(--teal-050)}
.detail-info h1{font-family:var(--serif);font-weight:600;font-size:26px;margin:0 0 4px;letter-spacing:-.01em}
.detail-info .sub{color:var(--ink-2);font-size:15px;margin-bottom:4px}
.detail-info .sub .muted{color:var(--ink-3)}
.from{color:var(--ink-2);font-size:15px;margin:8px 0 16px}
.from b{color:var(--ink);font-weight:600}
.spec-list{display:flex;flex-wrap:wrap;gap:10px 28px;margin:12px 0 22px}
.spec-item{display:flex;flex-direction:column;gap:1px}
.spec-item .k{color:var(--ink-3);font-size:12px}
.spec-item .v{color:var(--ink);font-weight:600;font-size:15px}
.spec{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.spec .s{background:var(--card);border:1px solid var(--line);border-radius:var(--r-pill);padding:7px 13px;font-size:13px;font-weight:500}
.spec .s b{color:var(--ink-3);font-weight:600}
.detail-price{font-size:24px;font-weight:700;margin-bottom:4px}
.detail-price.free{color:var(--teal-600)}
.settle{color:var(--ink-2);font-size:14px;margin-bottom:18px}
.seller{display:flex;align-items:center;gap:12px;padding:14px;border:1px solid var(--line);border-radius:var(--r);background:var(--card);margin-bottom:16px}
.avatar{width:42px;height:42px;border-radius:50%;background:var(--teal-050);color:var(--teal-600);display:grid;place-items:center;font-weight:700}
.desc{color:var(--ink-2);line-height:1.6;margin-bottom:20px}
.handoff-box{background:var(--teal-050);border:1px solid #cfe4e0;border-radius:var(--r);padding:16px;margin-bottom:16px}
.handoff-box h4{margin:0 0 6px;font-size:15px}
.handoff-box p{margin:0;color:var(--ink-2);font-size:14px}
.contact-reveal{margin-top:10px;font-weight:600;color:var(--teal-600);word-break:break-word}
.sticky-cta{position:sticky;bottom:74px;z-index:20;display:flex;gap:10px;padding-top:8px}

/* ---------- Forms ---------- */
.form{max-width:640px}
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;font-size:14px;margin-bottom:6px}
.field .hint{color:var(--ink-3);font-weight:400;font-size:13px;margin-left:4px}
.field input[type=text],.field input[type=number],.field textarea,.field select{
  width:100%;padding:12px 14px;border-radius:var(--r-sm);border:1px solid var(--line-2);
  background:var(--card);font-size:16px;color:var(--ink);font-family:inherit;
}
.field textarea{min-height:92px;resize:vertical}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px var(--teal-050)}
.field select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%237c847f' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m4 6 4 4 4-4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.chip-select{display:flex;flex-wrap:wrap;gap:8px}
.chip-select .opt{padding:9px 14px;border-radius:var(--r-pill);border:1px solid var(--line-2);background:var(--card);font-size:14px;cursor:pointer;font-weight:500;color:var(--ink-2)}
.chip-select .opt.on{background:var(--teal);border-color:var(--teal);color:#fff}
.photo-drop{display:flex;gap:10px;flex-wrap:wrap}
.photo-tile{width:88px;height:88px;border-radius:var(--r-sm);border:1.5px dashed var(--line-2);display:grid;place-items:center;color:var(--ink-3);font-size:30px;cursor:pointer;background:var(--card);overflow:hidden;position:relative}
.photo-tile img{width:100%;height:100%;object-fit:cover}
.photo-tile .rm{position:absolute;top:3px;right:3px;width:22px;height:22px;border-radius:50%;background:rgba(0,0,0,.55);color:#fff;border:none;display:grid;place-items:center;cursor:pointer;font-size:13px}
.free-toggle{display:flex;align-items:center;gap:10px;padding:12px 14px;border:1px solid var(--line-2);border-radius:var(--r-sm);background:var(--card);margin-bottom:10px;cursor:pointer}
.switch{width:44px;height:26px;border-radius:999px;background:var(--line-2);position:relative;transition:background .15s;flex:0 0 auto}
.switch::after{content:'';position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;transition:transform .15s;box-shadow:0 1px 2px rgba(0,0,0,.2)}
.free-toggle.on .switch{background:var(--teal)}
.free-toggle.on .switch::after{transform:translateX(18px)}

/* ---------- Lists (My stuff) ---------- */
.subtabs{display:flex;gap:6px;margin-bottom:16px;border-bottom:1px solid var(--line)}
.subtabs button{background:none;border:none;padding:10px 4px;margin-right:14px;font-size:15px;font-weight:600;color:var(--ink-3);cursor:pointer;border-bottom:2px solid transparent}
.subtabs button.on{color:var(--teal-600);border-bottom-color:var(--teal)}
.row-card{display:flex;gap:14px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:var(--r);background:var(--card);margin-bottom:12px}
.row-media{width:64px;height:64px;border-radius:var(--r-sm);display:grid;place-items:center;font-size:30px;flex:0 0 auto;overflow:hidden;background:var(--bg)}
.row-media img{width:100%;height:100%;object-fit:cover}
.row-main{flex:1;min-width:0}
.row-main .t{font-weight:600}
.row-main .m{color:var(--ink-3);font-size:13px}
.status-pill{font-size:12px;font-weight:600;padding:4px 10px;border-radius:var(--r-pill)}
.status-pill.available{background:var(--ok-bg);color:var(--ok)}
.status-pill.claimed{background:#eee;color:var(--ink-2)}
.status-pill.requested{background:var(--amber-050);color:var(--warn)}

/* ---------- Kid chips (You) ---------- */
.kid-card{display:flex;align-items:center;gap:12px;padding:14px;border:1px solid var(--line);border-radius:var(--r);background:var(--card);margin-bottom:10px}
.kid-card .avatar{background:var(--amber-050);color:var(--warn)}
.kid-card .del{margin-left:auto;color:var(--ink-3);background:none;border:none;cursor:pointer;font-size:20px}
.callout{background:var(--amber-050);border:1px solid #f0dcb8;border-radius:var(--r);padding:14px 16px;color:#7a4a17;font-size:14px;margin-bottom:18px}
.callout b{color:#5f390f}

/* ---------- Toast ---------- */
.toast{
  position:fixed;left:50%;bottom:90px;transform:transl-x(-50%) translateY(20px);transform:translateX(-50%) translateY(20px);
  background:var(--ink);color:#fff;padding:12px 18px;border-radius:var(--r-pill);font-size:14px;font-weight:500;
  box-shadow:var(--shadow-lg);opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:100;max-width:88vw;text-align:center;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ---------- Bottom tab bar (mobile) ---------- */
.tabbar{
  position:fixed;bottom:0;left:0;right:0;z-index:40;display:flex;
  background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border-top:1px solid var(--line);
  padding-bottom:env(safe-area-inset-bottom);
}
.tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:9px 0 8px;color:var(--ink-3);font-size:11px;font-weight:500}
.tabbar a svg{width:23px;height:23px}
.tabbar a.active{color:var(--teal-600)}

/* ---------- Responsive ---------- */
@media (min-width:721px){
  .tabbar{display:none}
  .topnav{display:flex}
  .btn-post-top{display:inline-flex}
  .grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}
  .app{padding:28px 24px 60px}
  .detail{grid-template-columns:1.05fr 1fr;align-items:start}
  .detail-media{position:sticky;top:82px}
  .sticky-cta{position:static}
  .page-title{font-size:30px}
}
@media (max-width:420px){
  .grid{gap:12px}
  .card-media{font-size:42px}
  .two-col{grid-template-columns:1fr}
}