body{background:#fff}
.app{max-width:560px;margin:0 auto;min-height:100vh;min-height:100dvh;background:#fff;display:flex;flex-direction:column}
.top{position:sticky;top:0;z-index:10;background:var(--brand);color:#fff}
.top-in{display:flex;align-items:center;gap:10px;padding:12px 16px}
.top img{height:30px;width:auto}
.top .t{font-weight:700;font-size:15px;line-height:1.15}
.top .s{font-size:11.5px;opacity:.75}
.live{margin-left:auto;font-size:11px;font-weight:700;background:#e5322d;padding:3px 8px;border-radius:99px;display:flex;align-items:center;gap:5px}
.live i{width:6px;height:6px;border-radius:50%;background:#fff;animation:pulse 1.2s infinite}
@keyframes pulse{50%{opacity:.25}}
.steps{display:flex;gap:4px;padding:8px 16px;background:var(--surface2);border-bottom:1px solid var(--line)}
.steps span{flex:1;height:4px;border-radius:4px;background:var(--line)}
.steps span.on{background:var(--accent)}
main{flex:1;padding:16px 16px 110px}
.screen{display:none}.screen.on{display:block}
h2{font-size:21px;margin:4px 0 6px}
.sub{color:var(--muted);font-size:13.5px;margin:0 0 14px}
.lookup{margin-top:12px;border:1px solid var(--line);background:var(--surface2);border-radius:12px;padding:12px;font-size:13.5px}
.lookup dl{margin:8px 0 0;display:grid;grid-template-columns:auto 1fr;gap:3px 10px}
.lookup dt{color:var(--muted)}.lookup dd{margin:0;font-weight:600}
.tabela{display:flex;gap:10px;align-items:center;margin-top:14px;padding:12px;border-radius:12px;background:var(--accent-soft);font-size:13px}
.tabela b{display:block;font-size:14px}
h4{margin:18px 0 0;font-size:14px}
.hint{font-size:12px;color:var(--muted);margin-top:5px}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
/* catálogo */
.who{font-size:12px;padding:8px 10px;border-radius:10px;background:var(--info-soft);color:var(--info);margin-bottom:12px;font-weight:600;display:flex;justify-content:space-between;gap:8px}
.who button{border:0;background:none;color:var(--info);text-decoration:underline;cursor:pointer;font-size:12px;padding:0}
.chips{display:flex;gap:6px;overflow-x:auto;padding:0 16px 6px;margin:0 -16px 8px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{flex:none;border:1.5px solid var(--line);background:var(--surface);border-radius:99px;padding:6px 12px;font-size:13px;font-weight:600;cursor:pointer}
.chip.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.cnt{font-size:12px;color:var(--muted)}
.prod{display:grid;grid-template-columns:84px 1fr;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
.ph{width:84px;height:84px;border-radius:12px;background:#fff;border:1px solid var(--line);display:grid;place-items:center;overflow:hidden;color:var(--muted);font-size:10px}
.ph img{width:100%;height:100%;object-fit:contain}
.prod .nm{font-weight:600;font-size:14px;line-height:1.25}
.prod .cd{font-size:11.5px;color:var(--muted)}
.prod .pr{display:flex;align-items:end;justify-content:space-between;margin-top:6px;gap:8px}
.prod .val{font-weight:800;font-size:16px}
.stk{font-size:11px;font-weight:700;color:var(--warn)}
.esg{font-size:12px;font-weight:700;color:var(--err)}
.vsel{border:1.5px solid var(--line);background:var(--surface);border-radius:8px;padding:3px 6px;font-size:13px;margin-top:4px}
.qty{display:flex;align-items:center;border:1.5px solid var(--line);border-radius:10px;overflow:hidden}
.qty button{border:0;background:var(--surface2);width:34px;height:34px;cursor:pointer;font-size:17px;font-weight:700}
.qty span{min-width:30px;text-align:center;font-weight:700}
.add{border:0;background:var(--accent);color:#fff;border-radius:10px;padding:9px 14px;font-weight:700;cursor:pointer;font-size:13px}
.add:disabled{background:var(--line);color:var(--muted)}
.more{margin-top:12px}
/* carrinho */
.line{display:flex;justify-content:space-between;gap:10px;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px}
.line small{display:block;color:var(--muted);font-size:12px}
.line .rm{border:0;background:none;color:var(--err);font-size:12px;cursor:pointer;padding:0;margin-top:2px}
.sum{margin-top:12px;font-size:14px}
.sum div{display:flex;justify-content:space-between;padding:4px 0}
.sum .big{font-size:18px;font-weight:800;border-top:1px solid var(--line);margin-top:6px;padding-top:10px}
.box{border:1px solid var(--line);border-radius:12px;padding:12px;margin-top:14px;font-size:13.5px;background:var(--surface2)}
.box h4{margin:0 0 6px;font-size:13px}
.radio{display:flex;gap:8px;align-items:flex-start;padding:8px 0;cursor:pointer;font-size:13.5px}
.radio small{color:var(--muted)}
/* confirmação */
.done{text-align:center;padding-top:24px}
.done .ic{width:72px;height:72px;border-radius:50%;background:var(--ok-soft);color:var(--ok);display:grid;place-items:center;margin:0 auto 14px}
.done .big{font-size:28px;font-weight:800;color:var(--accent);margin:4px 0}
.tl{text-align:left;margin-top:18px}
.tl div{display:flex;gap:10px;padding:7px 0;font-size:13.5px}
.tl i{width:22px;height:22px;flex:none;border-radius:50%;background:var(--line);display:grid;place-items:center;font-style:normal;font-size:11px;font-weight:700}
.tl .on i{background:var(--ok);color:#fff}
/* rodapé fixo */
.foot{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:100%;max-width:560px;padding:12px 16px calc(12px + env(safe-area-inset-bottom));border-top:1px solid var(--line);background:var(--surface);z-index:20}
.cartbar{display:flex;align-items:center;gap:12px}
.cartbar .tot{flex:1;font-size:12px;color:var(--muted)}
.cartbar .tot b{display:block;color:var(--ink);font-size:17px}
.cartbar .btn{width:auto;padding:13px 18px}
/* carrinho lateral (só desktop) */
.side{display:none}
.qty.sm{display:inline-flex;margin-top:6px}
.qty.sm button{width:28px;height:28px;font-size:15px}
.qty.sm span{min-width:26px;font-size:13px}

/* ---------- desktop ---------- */
@media (min-width:1000px){
  .app{max-width:1240px}
  .top-in{padding:14px 28px}
  .top img{height:34px}
  .steps{padding:8px 28px}
  main{padding:28px 28px 120px}
  #s1,#s3,#s4{max-width:720px;margin:0 auto}
  .foot{max-width:720px;border:1px solid var(--line);border-bottom:0;border-radius:14px 14px 0 0}
  /* no catálogo, o carrinho lateral substitui o rodapé */
  body[data-step="2"] .foot{display:none}
  body[data-step="2"] main{padding-bottom:40px}
  .catwrap{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:28px;align-items:start}
  .chips{flex-wrap:wrap;overflow:visible;margin:0 0 10px;padding:0}
  #plist{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:16px;margin-top:10px}
  #plist>.sub,#plist>.more{grid-column:1/-1}
  .prod{grid-template-columns:1fr;gap:10px;padding:12px;border:1px solid var(--line);border-radius:14px;align-content:start;transition:box-shadow .15s}
  .prod:hover{box-shadow:0 4px 18px rgba(20,35,60,.08)}
  .prod>div:last-child{display:flex;flex-direction:column}
  .ph{width:100%;height:180px}
  .prod .pr{margin-top:auto;padding-top:10px}
  .side{display:block;position:sticky;top:100px;border:1px solid var(--line);border-radius:14px;padding:16px;background:var(--surface);box-shadow:0 4px 18px rgba(20,35,60,.06)}
  .side h3{margin:0;font-size:17px}
  .side .slines{max-height:calc(100vh - 380px);overflow:auto;margin-top:6px}
  .side .line{font-size:13px}
  .side .vazio{color:var(--muted);font-size:13px;margin:14px 0}
  .side .sum{margin-top:4px}
  .side .btn{margin-top:12px}
}