:root{
  --brand:#2BB673;
  --brand-dark:#219358;
  --brand-tint:#E6F7EF;
  --brand-tint-border:#BEE9D2;
  --ink:#17162A;
  --steel:#6B6B7A;
  --steel-light:#A8A8B5;
  --line:#E3E5EC;
  --panel:#FFFFFF;
  --page-bg:#F7F8FA;
  --navbar-bg:#F2F4F8;
  --danger:#E5484D;
  --danger-tint:#FCEAEA;
}
*{box-sizing:border-box;}
body{margin:0;}
html,body{
  background:var(--page-bg);
  color:var(--ink);
  font-family:'Inter',sans-serif;
  min-height:100vh;
}

/* ---- Top green strip ---- */
.topstrip{
  background:var(--brand);
}
.topstrip-inner{
  max-width:1000px;margin:0 auto;
  padding:14px 20px;
}
.topstrip .brand{
  font-family:'Poppins',sans-serif;
  font-weight:700;
  font-size:20px;
  letter-spacing:0.3px;
  color:#fff;
  text-decoration:none;
}

/* ---- White nav row ---- */
.navbar{
  background:var(--navbar-bg);
  border-bottom:1px solid var(--line);
}
.navbar-inner{
  max-width:1000px;margin:0 auto;
  padding:16px 20px;
  display:flex;align-items:center;gap:28px;
  flex-wrap:wrap;
}
.nav-link{
  font-family:'Inter',sans-serif;
  font-weight:600;
  font-size:15px;
  color:var(--ink);
  text-decoration:none;
  transition:color .12s ease;
}
.nav-link:hover{color:var(--brand);}
.nav-link.active{color:var(--brand);}
.nav-spacer{flex:1;}
.nav-user{
  font-size:14px;
  color:var(--steel);
}
.btn-pill{
  font-family:'Inter',sans-serif;
  font-weight:600;
  font-size:14px;
  text-decoration:none;
  padding:9px 20px;
  border-radius:999px;
  border:2px solid transparent;
  transition:transform .12s ease, background .12s ease;
  display:inline-block;
}
.btn-pill:hover{transform:translateY(-1px);}
.btn-pill.accent{background:var(--brand);color:#fff;}
.btn-pill.accent:hover{background:var(--brand-dark);}
.btn-pill.ghost{background:transparent;color:var(--ink);border-color:var(--line);}
.btn-pill.ghost:hover{border-color:var(--brand);color:var(--brand);}

.app{max-width:1000px;margin:0 auto;padding:32px 20px 80px;}

/* ---- Generic buttons (forms, cards, actions) ---- */
.btn{
  font-family:'Inter',sans-serif;
  font-weight:600;
  font-size:14px;
  letter-spacing:0.1px;
  border:2px solid var(--line);
  background:var(--panel);
  color:var(--ink);
  padding:10px 18px;
  border-radius:8px;
  cursor:pointer;
  text-decoration:none;
  display:inline-block;
  transition:transform .12s ease, background .12s ease, border-color .12s ease;
}
.btn:hover{transform:translateY(-1px);border-color:var(--steel-light);}
.btn:active{transform:translateY(0);}
.btn.primary{background:var(--ink);color:#fff;border-color:var(--ink);}
.btn.accent{background:var(--brand);color:#fff;border-color:var(--brand);}
.btn.accent:hover{background:var(--brand-dark);border-color:var(--brand-dark);}
.btn.danger{background:var(--panel);color:var(--danger);border-color:var(--danger);}
.btn.danger:hover{background:var(--danger-tint);}
.btn.ghost{background:transparent;border-color:var(--line);}

/* ---- Search ---- */
.search-row{margin-bottom:24px;}
.search-row input{
  width:100%;
  font-family:'Inter',sans-serif;
  font-size:15px;
  padding:13px 16px;
  border:2px solid var(--line);
  border-radius:10px;
  background:var(--panel);
  color:var(--ink);
}
.search-row input:focus{outline:none;border-color:var(--brand);}

/* ---- Grid of bins ---- */
.grid{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(220px,1fr));
  gap:20px;
}
.bin-tag{
  display:block;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:14px;
  padding:14px;
  cursor:pointer;
  text-decoration:none;
  color:inherit;
  box-shadow:0 1px 2px rgba(23,22,42,0.04);
  transition:transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}
.bin-tag:hover{
  transform:translateY(-3px);
  box-shadow:0 10px 24px rgba(23,22,42,0.09);
  border-color:var(--brand-tint-border);
}
.bin-photo{
  width:100%;height:130px;
  object-fit:cover;
  border-radius:10px;
  background:var(--page-bg);
  margin-bottom:12px;
  display:block;
}
.bin-photo.placeholder{
  display:flex;align-items:center;justify-content:center;
  color:var(--steel-light);
}
.bin-name{
  font-family:'Poppins',sans-serif;
  font-weight:600;
  font-size:17px;
  margin:0 0 6px;
}
.bin-location{
  display:flex;
  align-items:center;
  gap:5px;
  font-family:'Inter',sans-serif;
  font-size:12.5px;
  color:var(--steel);
  margin-bottom:8px;
}
.bin-location svg{flex-shrink:0;color:var(--steel-light);}
.bin-count{
  display:inline-block;
  font-family:'Inter',sans-serif;
  font-weight:600;
  font-size:12px;
  color:var(--brand-dark);
  background:var(--brand-tint);
  padding:3px 10px;
  border-radius:999px;
}
.stamp{display:none;}

.new-tag{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:8px;
  min-height:196px;
  border:2px dashed var(--line);
  border-radius:14px;
  color:var(--steel);
  cursor:pointer;
  text-decoration:none;
  font-family:'Inter',sans-serif;
  font-weight:600;
  font-size:14px;
  transition:border-color .15s ease, color .15s ease, background .15s ease;
}
.new-tag:hover{border-color:var(--brand);color:var(--brand-dark);background:var(--brand-tint);}
.new-tag .plus{font-family:'Poppins',sans-serif;font-size:30px;line-height:1;}

.empty-state{
  text-align:center;padding:60px 20px;color:var(--steel);
  font-family:'Inter',sans-serif;
}

.flash-msg{
  background:var(--brand-tint);
  border:1.5px solid var(--brand-tint-border);
  color:var(--brand-dark);
  font-family:'Inter',sans-serif;
  font-weight:500;
  font-size:14px;
  padding:13px 16px;
  border-radius:10px;
  margin-bottom:22px;
}

/* ---- Panel / forms ---- */
.panel{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:14px;
  padding:26px;
  max-width:600px;
  box-shadow:0 1px 2px rgba(23,22,42,0.04);
}
.field{margin-bottom:18px;}
.field label{
  display:block;
  font-family:'Inter',sans-serif;
  font-weight:600;
  font-size:13px;
  color:var(--steel);
  margin-bottom:6px;
}
.field input[type=text], .field input[type=number], .field input[type=password], .field input[type=file]{
  width:100%;
  padding:11px 13px;
  border:2px solid var(--line);
  border-radius:9px;
  font-family:'Inter',sans-serif;
  font-size:15px;
  background:var(--page-bg);
}
.field input:focus{outline:none;border-color:var(--brand);}
.item-row{
  display:grid;grid-template-columns:1fr 70px 34px;
  gap:8px;margin-bottom:8px;align-items:center;
}
.item-row input{
  padding:9px 11px;border:2px solid var(--line);border-radius:8px;
  font-family:'Inter',sans-serif;font-size:14px;background:var(--page-bg);
}
.item-row input:focus{outline:none;border-color:var(--brand);}
.row-remove{
  background:none;border:none;color:var(--danger);font-size:18px;cursor:pointer;
  font-family:'Inter',sans-serif;
}
.add-item-link{
  background:none;border:none;color:var(--brand-dark);
  font-family:'Inter',sans-serif;font-weight:600;font-size:13px;
  cursor:pointer;padding:4px 0;
}
.form-actions{display:flex;gap:10px;margin-top:20px;}

/* ---- Detail view ---- */
.detail-head{display:flex;gap:26px;flex-wrap:wrap;margin-bottom:28px;}
.detail-photo-wrap{flex:0 0 220px;max-width:220px;}
.detail-photo{
  width:220px;height:220px;object-fit:cover;
  border:1px solid var(--line);border-radius:14px;background:var(--panel);
}
.detail-photo.placeholder-icon{
  display:flex;align-items:center;justify-content:center;
  color:var(--steel-light);font-size:40px;
}
.detail-info{flex:1;min-width:220px;}
.detail-info h2{
  font-family:'Poppins',sans-serif;font-weight:700;font-size:28px;
  margin:0 0 4px;
}
.detail-info .meta{
  font-family:'Inter',sans-serif;font-size:13px;color:var(--steel);margin-bottom:16px;
}
.location-form{margin-bottom:18px;}
.location-form label{
  display:block;
  font-family:'Inter',sans-serif;
  font-weight:600;
  font-size:12px;
  color:var(--steel);
  margin-bottom:6px;
}
.location-row{display:flex;gap:8px;max-width:320px;}
.location-row input{
  flex:1;
  padding:9px 12px;
  border:2px solid var(--line);
  border-radius:8px;
  font-family:'Inter',sans-serif;
  font-size:14px;
  background:var(--page-bg);
}
.location-row input:focus{outline:none;border-color:var(--brand);}
.location-row .btn{padding:9px 16px;font-size:13px;}
.qr-box{
  display:inline-flex;flex-direction:column;align-items:center;gap:8px;
  background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:14px;margin-top:6px;
  box-shadow:0 1px 2px rgba(23,22,42,0.04);
}
.qr-box .qr-label{
  font-family:'Inter',sans-serif;font-weight:600;font-size:11px;color:var(--brand-dark);
  text-transform:uppercase;letter-spacing:0.6px;
}
.qr-link{
  display:block;
  border-radius:8px;
  transition:opacity .12s ease;
}
.qr-link:hover{opacity:0.75;}
.qr-print-btn{
  font-size:12.5px;
  padding:7px 16px;
  margin-top:2px;
}
.section-title{
  font-family:'Poppins',sans-serif;font-weight:600;font-size:17px;
  border-bottom:2px solid var(--line);padding-bottom:8px;margin:30px 0 14px;
}
.items-list{list-style:none;padding:0;margin:0;}
.items-list li{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 4px;border-bottom:1px solid var(--line);
  font-size:15px;
}
.items-list li .iname{font-weight:500;}
.items-list li .iqty{
  font-family:'Inter',sans-serif;color:var(--steel);font-size:13px;margin-left:10px;
}
.items-list li .idel{
  background:none;border:none;color:var(--danger);cursor:pointer;font-size:13px;
  font-family:'Inter',sans-serif;font-weight:600;
}
.quick-add{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap;}
.quick-add input{
  padding:10px 13px;border:2px solid var(--line);border-radius:8px;
  font-family:'Inter',sans-serif;font-size:14px;background:var(--page-bg);
}
.quick-add input:focus{outline:none;border-color:var(--brand);}
.quick-add input.qname{flex:1;min-width:140px;}
.quick-add input.qqty{width:70px;}
.danger-zone{margin-top:36px;padding-top:18px;border-top:1px dashed var(--line);}

/* ---- Scan view ---- */
.scan-wrap{max-width:480px;}
.scan-video-box{
  position:relative;width:100%;aspect-ratio:1/1;
  background:var(--ink);border-radius:14px;
  overflow:hidden;margin-bottom:16px;
}
.scan-video-box video{width:100%;height:100%;object-fit:cover;}
.scan-status{
  font-family:'Inter',sans-serif;font-size:14px;color:var(--steel);
  margin-bottom:14px;min-height:18px;
}

/* ---- Admin table ---- */
.admin-table{
  width:100%;
  border-collapse:collapse;
  font-family:'Inter',sans-serif;
  font-size:14px;
}
.admin-table th{
  text-align:left;
  font-weight:600;
  font-size:12px;
  text-transform:uppercase;
  letter-spacing:0.4px;
  color:var(--steel);
  padding:14px 16px;
  border-bottom:2px solid var(--line);
  white-space:nowrap;
}
.admin-table td{
  padding:14px 16px;
  border-bottom:1px solid var(--line);
  white-space:nowrap;
}
.admin-table tbody tr:last-child td{border-bottom:none;}
.admin-badge{
  display:inline-block;
  font-size:11px;
  font-weight:600;
  color:var(--brand-dark);
  background:var(--brand-tint);
  padding:2px 8px;
  border-radius:999px;
  margin-left:6px;
}
.status-pill{
  display:inline-block;
  font-size:12px;
  font-weight:600;
  padding:3px 10px;
  border-radius:999px;
}
.status-pill.active{color:var(--brand-dark);background:var(--brand-tint);}
.status-pill.disabled{color:var(--danger);background:var(--danger-tint);}
.admin-action-btn{padding:6px 14px;font-size:12.5px;}
.admin-actions{display:flex;gap:8px;}

@media (max-width:520px){
  .topstrip .brand{font-size:18px;}
  .detail-photo-wrap{max-width:100%;}
  .detail-photo{width:100%;height:200px;}
}