:root{
  --bg:#0b3a67;
  --card:#ffffff;
  --muted:#6b7280;
  --border:#e5e7eb;
  --ink:#111827;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--ink);
  background:#f6f7fb;
}
header{
  position:sticky; top:0; z-index:10;
  background:var(--bg);
  color:#fff;
  padding:12px 14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
}
header .brand{
  font-weight:800;
  letter-spacing:.2px;
}
header .status{
  font-size:12px;
  opacity:.9;
}
nav{
  position:sticky; top:52px; z-index:9;
  background:#fff;
  border-bottom:1px solid var(--border);
  display:flex;
  gap:6px;
  padding:10px 10px;
  overflow:auto;
}
nav button{
  border:1px solid var(--border);
  background:#fff;
  color:var(--ink);
  padding:8px 10px;
  border-radius:999px;
  font-weight:700;
  cursor:pointer;
  white-space:nowrap;
}
nav button.active{
  background:var(--bg);
  color:#fff;
  border-color:transparent;
}
main{
  padding:12px 10px 90px;
  max-width:860px;
  margin:0 auto;
}
.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:14px;
  padding:12px;
  margin:10px 0;
}
.card h3{ margin:0 0 6px; font-size:16px; }
.card p{ margin:0; color:var(--muted); line-height:1.35; }
.row{ display:flex; gap:8px; flex-wrap:wrap; margin-top:10px; }
.btn{
  border:1px solid var(--border);
  background:#fff;
  padding:8px 10px;
  border-radius:10px;
  cursor:pointer;
  font-weight:700;
}
.btn.primary{
  background:var(--bg);
  border-color:transparent;
  color:#fff;
}
.badge{
  display:inline-block;
  padding:2px 8px;
  border-radius:999px;
  font-size:12px;
  font-weight:800;
  margin-right:6px;
  border:1px solid var(--border);
  background:#fff;
}
.badge.alert{ background:#fee2e2; border-color:#fecaca; color:#991b1b; }
.badge.paid{ background:#fff7ed; border-color:#fed7aa; color:#9a3412; }
.badge.listing{ background:#ecfeff; border-color:#a5f3fc; color:#155e75; }
.badge.article{ background:#eff6ff; border-color:#bfdbfe; color:#1e40af; }

.input{
  width:100%;
  padding:10px 12px;
  border:1px solid var(--border);
  border-radius:12px;
  font-size:16px;
}
.small{ font-size:12px; color:var(--muted); }
hr{ border:none; border-top:1px solid var(--border); margin:12px 0; }

#scannerWrap{
  display:none;
}
video{
  width:100%;
  border-radius:14px;
  border:1px solid var(--border);
  background:#000;
}