:root{
  --bg: #0e2a1f;
  --bg-soft: #143627;
  --card: #163a2b;
  --card-border: #22513c;
  --gold: #d9a441;
  --gold-soft: #e8c374;
  --text: #f3ede0;
  --text-dim: #a9c2b3;
  --danger: #c65b4a;
  --radius: 14px;
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  min-height:100vh;
  padding-bottom: 60px;
}

/* ---- Topbar ---- */
.topbar{
  position: sticky; top:0; z-index:20;
  display:flex; align-items:center; justify-content:space-between;
  padding: 16px 18px;
  background: rgba(14,42,31,0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--card-border);
}
.brand{
  font-family:'Outfit', sans-serif;
  font-weight:700;
  font-size: 1.35rem;
  color: var(--gold-soft);
  letter-spacing: 0.2px;
}
.brand-mark{
  display:inline-block;
  color: var(--bg);
  background: var(--gold);
  width: 26px; height:26px;
  border-radius:50%;
  text-align:center; line-height:26px;
  font-size: 1rem;
  margin-right:2px;
}
.brand-dot{ color: var(--text-dim); font-weight:500; font-size:1rem;}

.filter-btn{
  background: var(--card);
  border: 1px solid var(--card-border);
  color: var(--gold-soft);
  width:42px; height:42px;
  border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  cursor:pointer;
}
.filter-btn:active{ transform: scale(0.94); }

/* ---- Category row ---- */
.category-row{
  display:flex; gap:8px;
  padding: 12px 16px 4px;
  overflow-x:auto;
}
.chip{
  flex-shrink:0;
  background: transparent;
  border: 1px solid var(--card-border);
  color: var(--text-dim);
  padding: 7px 16px;
  border-radius: 999px;
  font-family:'Inter';
  font-size:0.88rem;
  cursor:pointer;
}
.chip.active{
  background: var(--gold);
  border-color: var(--gold);
  color: #1a2a1f;
  font-weight:600;
}

/* ---- Grid ---- */
.grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  padding: 14px 16px 24px;
}
@media(min-width: 640px){
  .grid{ grid-template-columns: repeat(3, 1fr); }
}
@media(min-width: 960px){
  .grid{ grid-template-columns: repeat(4, 1fr); max-width:1100px; margin:0 auto;}
  .category-row, .topbar{ max-width:1100px; margin:0 auto; }
}

.card{
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  overflow:hidden;
  cursor:pointer;
  display:flex; flex-direction:column;
  transition: border-color .15s ease;
}
.card:active{ border-color: var(--gold); }
.card-img-wrap{
  aspect-ratio: 1/1;
  background: #0c2318;
  overflow:hidden;
  position:relative;
}
.card-img-wrap img{
  width:100%; height:100%; object-fit:cover; display:block;
}
.share-icon{
  position:absolute; top:8px; right:8px;
  width:32px; height:32px;
  background: rgba(14,42,31,0.85);
  border:1px solid var(--card-border);
  border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  color: var(--gold-soft);
}
.share-icon:active{ transform: scale(0.92); }
.card-info{ padding: 10px 12px 12px; }
.card-cat{
  font-size:0.68rem; text-transform:uppercase; letter-spacing:0.06em;
  color: var(--gold-soft); font-weight:600;
}
.card-title{
  font-family:'Outfit'; font-weight:600;
  font-size:0.92rem; margin: 3px 0 4px;
  color: var(--text);
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}
.card-price{ font-weight:700; color: var(--gold); font-size:0.98rem;}

.empty-state, .loading-state{
  text-align:center; color: var(--text-dim); padding: 40px 20px;
}

/* ---- Filter sheet ---- */
.sheet-backdrop, .modal-backdrop{
  position:fixed; inset:0; background: rgba(5,15,10,0.6);
  opacity:0; pointer-events:none; transition:opacity .2s ease; z-index:40;
}
.sheet-backdrop.show, .modal-backdrop.show{ opacity:1; pointer-events:auto; }

.filter-sheet{
  position:fixed; left:0; right:0; bottom:0; z-index:50;
  background: var(--bg-soft);
  border-radius: 20px 20px 0 0;
  padding: 10px 20px 26px;
  transform: translateY(100%);
  transition: transform .25s ease;
  max-height:82vh; overflow-y:auto;
}
.filter-sheet.show{ transform: translateY(0); }
.sheet-handle{
  width:40px; height:4px; background: var(--card-border);
  border-radius:2px; margin: 6px auto 14px;
}
.filter-sheet h2{ font-family:'Outfit'; margin:0 0 12px; }
.sheet-label{
  font-size:0.78rem; text-transform:uppercase; letter-spacing:0.05em;
  color: var(--text-dim); margin: 18px 0 8px;
}
.chip-group{ display:flex; gap:8px; flex-wrap:wrap; }

.price-readout{
  font-weight:600; color: var(--gold-soft); margin-bottom:14px; font-size:0.95rem;
}
.dual-slider{ position:relative; height:34px; margin-top:6px; }
.slider-track{
  position:absolute; top:15px; left:0; right:0; height:4px;
  background: var(--card-border); border-radius:2px;
}
.slider-range{
  position:absolute; top:15px; height:4px; background: var(--gold); border-radius:2px;
}
.dual-slider input[type=range]{
  position:absolute; top:8px; left:0; width:100%;
  -webkit-appearance:none; appearance:none; background:transparent; pointer-events:none; margin:0;
}
.dual-slider input[type=range]::-webkit-slider-thumb{
  -webkit-appearance:none; pointer-events:auto;
  width:18px; height:18px; border-radius:50%;
  background: var(--gold-soft); border:2px solid var(--bg);
  cursor:pointer; margin-top:0;
}
.dual-slider input[type=range]::-moz-range-thumb{
  pointer-events:auto; width:18px; height:18px; border-radius:50%;
  background: var(--gold-soft); border:2px solid var(--bg); cursor:pointer;
}

.apply-btn, .whatsapp-btn{
  width:100%; padding: 13px; margin-top: 20px;
  border:none; border-radius: 12px;
  background: var(--gold); color:#1a2a1f;
  font-weight:700; font-size:0.95rem; cursor:pointer;
}
.apply-btn:active, .whatsapp-btn:active{ transform: scale(0.98); }

/* ---- Product modal ---- */
.product-modal{
  position:fixed; left:0; right:0; bottom:0; z-index:50;
  background: var(--bg-soft);
  border-radius: 20px 20px 0 0;
  transform: translateY(100%);
  transition: transform .25s ease;
  max-height:90vh; overflow-y:auto;
}
.product-modal.show{ transform: translateY(0); }
.modal-close{
  position:absolute; top:12px; right:14px; z-index:5;
  background: rgba(14,42,31,0.8); color:var(--text);
  border:none; width:32px; height:32px; border-radius:50%;
  font-size:1.3rem; line-height:1; cursor:pointer;
}
.modal-img-wrap{ width:100%; aspect-ratio: 1/1; background:#0c2318; }
.modal-img-wrap img{ width:100%; height:100%; object-fit:cover; }
.modal-body{ padding: 18px 20px 28px; }
.modal-cat{
  font-size:0.72rem; text-transform:uppercase; letter-spacing:0.06em;
  color: var(--gold-soft); font-weight:600;
}
.modal-body h2{ font-family:'Outfit'; margin: 6px 0 8px; }
.modal-price{ font-size:1.3rem; font-weight:700; color: var(--gold); margin-bottom:14px; }
.modal-desc{ color: var(--text-dim); line-height:1.5; white-space:pre-wrap; }
.whatsapp-btn{
  display:flex; align-items:center; justify-content:center; gap:8px;
  background:#25D366; color:#0d2a1a;
}

.foot{
  text-align:center; color: var(--text-dim); font-size:0.78rem;
  padding: 24px 0 10px; opacity:0.6;
}