:root{
  --bg:#faf7f5; --card:#ffffff; --ink:#2a2320; --muted:#8a807a;
  --line:#ece6e1; --accent:#b8755f; --accent-d:#9c5b47; --accent-soft:#f4e9e4;
  --green:#3f8f6b; --green-soft:#e6f2ec; --amber:#b88a2e; --red:#b8504a;
  --shadow:0 1px 2px rgba(40,30,25,.04),0 8px 24px rgba(40,30,25,.06);
  --radius:14px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg);color:var(--ink);font-size:15px;line-height:1.45;-webkit-font-smoothing:antialiased}
a{color:var(--accent-d);text-decoration:none}
h1,h2,h3{margin:0;font-weight:650;letter-spacing:-.01em}
.muted{color:var(--muted)}
.small{font-size:13px}
.tiny{font-size:12px}

/* Layout */
header.topbar{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);border-bottom:1px solid var(--line);padding:10px 14px;
  display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;font-weight:700}
.brand .dot{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--accent),var(--accent-d));
  display:grid;place-items:center;color:#fff;font-size:15px}
.brand small{display:block;font-weight:500;color:var(--muted);font-size:11px;letter-spacing:.02em}
.spacer{flex:1}
.evt-pill{font-size:12px;background:var(--accent-soft);color:var(--accent-d);
  padding:5px 11px;border-radius:99px;font-weight:600;white-space:nowrap}
.evt-pill.off{background:#f0ede9;color:var(--muted)}

nav.tabs{display:flex;gap:4px;overflow-x:auto;padding:8px 12px;background:#fff;
  border-bottom:1px solid var(--line);position:sticky;top:51px;z-index:20}
nav.tabs button{flex:0 0 auto;border:0;background:transparent;color:var(--muted);
  font:inherit;font-weight:600;font-size:14px;padding:8px 14px;border-radius:99px;cursor:pointer}
nav.tabs button.active{background:var(--ink);color:#fff}

main{max-width:1080px;margin:0 auto;padding:16px 14px 90px}
.view{display:none}.view.active{display:block}

/* Cards & grid */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.pad{padding:16px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.grid{display:grid;gap:12px}
.kpis{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
.kpi{padding:14px 16px}
.kpi .n{font-size:24px;font-weight:750;letter-spacing:-.02em}
.kpi .l{color:var(--muted);font-size:12.5px;font-weight:600;text-transform:uppercase;letter-spacing:.03em}
.items-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}

/* Item card */
.item{overflow:hidden;display:flex;flex-direction:column;cursor:pointer;transition:transform .08s,box-shadow .15s}
.item:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(40,30,25,.1)}
.item .ph{aspect-ratio:1/1;background:var(--accent-soft);display:grid;place-items:center;overflow:hidden}
.item .ph img{width:100%;height:100%;object-fit:cover}
.item .ph .noimg{font-size:30px;opacity:.4}
.item .body{padding:10px 12px;display:flex;flex-direction:column;gap:3px;flex:1}
.item .price{font-weight:750;font-size:17px}
.item .meta{font-size:12.5px;color:var(--muted)}
.item .code{font-size:11px;color:var(--accent-d);font-weight:700}
.badge{display:inline-block;font-size:11px;font-weight:700;padding:2px 8px;border-radius:99px}
.badge.disponible{background:var(--green-soft);color:var(--green)}
.badge.vendido{background:#f3e3e2;color:var(--red)}
.badge.reservado{background:#f6efda;color:var(--amber)}
.badge.expirado{background:#ece6e1;color:#8a807a}

/* Forms */
label{display:block;font-size:12.5px;font-weight:650;color:var(--muted);margin:0 0 5px}
input,select,textarea{width:100%;font:inherit;font-size:15px;padding:10px 12px;border:1px solid var(--line);
  border-radius:10px;background:#fff;color:var(--ink);outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
textarea{resize:vertical;min-height:64px}
.field{margin-bottom:12px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:560px){.form-grid{grid-template-columns:1fr}}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:0;cursor:pointer;
  font:inherit;font-weight:650;font-size:15px;padding:11px 18px;border-radius:11px;background:var(--ink);color:#fff;transition:filter .1s}
.btn:hover{filter:brightness(1.08)}
.btn.accent{background:var(--accent)}
.btn.ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn.green{background:var(--green)}
.btn.danger{background:#fff;color:var(--red);border:1px solid #eccfcd}
.btn.sm{padding:7px 12px;font-size:13.5px;border-radius:9px}
.btn.block{width:100%}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* Toolbar */
.toolbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px;align-items:center}
.toolbar input,.toolbar select{width:auto;flex:0 0 auto}
.toolbar .search{flex:1 1 200px}

/* Sale builder */
.cart-line{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid var(--line)}
.cart-line .thumb{width:42px;height:42px;border-radius:8px;background:var(--accent-soft);object-fit:cover;flex:0 0 auto;display:grid;place-items:center}
.cart-line .grow{flex:1;min-width:0}
.cart-line .grow .t{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cart-line input.fp{width:110px;text-align:right;font-weight:650}
.total-bar{display:flex;justify-content:space-between;align-items:center;padding:14px 0 4px;font-size:20px;font-weight:750}

/* Table */
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line)}
th{font-size:11.5px;text-transform:uppercase;letter-spacing:.03em;color:var(--muted)}
td.r,th.r{text-align:right}

/* Modal */
.modal-bg{position:fixed;inset:0;background:rgba(30,22,18,.45);z-index:60;display:none;
  align-items:flex-end;justify-content:center;padding:0}
.modal-bg.open{display:flex}
.modal{background:#fff;width:100%;max-width:620px;max-height:92vh;overflow:auto;
  border-radius:20px 20px 0 0;padding:18px 18px 26px;animation:up .2s ease}
@media(min-width:640px){.modal-bg{align-items:center;padding:20px}.modal{border-radius:20px}}
@keyframes up{from{transform:translateY(30px);opacity:.6}to{transform:translateY(0);opacity:1}}
.modal h2{margin-bottom:14px}
.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.x{border:0;background:#f1ece8;width:34px;height:34px;border-radius:50%;font-size:18px;cursor:pointer;color:var(--muted)}

/* Photo input */
.photo-drop{aspect-ratio:1/1;max-width:160px;border:2px dashed var(--line);border-radius:14px;
  display:grid;place-items:center;text-align:center;color:var(--muted);cursor:pointer;overflow:hidden;background:var(--accent-soft)}
.photo-drop img{width:100%;height:100%;object-fit:cover}

/* Toast */
#toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;
  padding:12px 18px;border-radius:12px;font-weight:600;z-index:90;opacity:0;transition:opacity .2s,transform .2s;pointer-events:none}
#toast.show{opacity:1;transform:translateX(-50%) translateY(-4px)}
#toast.err{background:var(--red)}

.empty{text-align:center;color:var(--muted);padding:48px 20px}
.empty .big{font-size:40px;opacity:.5;margin-bottom:8px}
.chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:6px}
.chip{font-size:12px;background:#f1ece8;padding:4px 10px;border-radius:99px;cursor:pointer;border:1px solid transparent}
.chip.on{background:var(--ink);color:#fff}
.fab{position:fixed;right:18px;bottom:20px;z-index:40;box-shadow:0 8px 22px rgba(40,30,25,.22)}

/* Login */
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px}
.login-card{width:100%;max-width:380px;text-align:center;padding:34px 28px}
.login-card .dot{width:54px;height:54px;border-radius:15px;margin:0 auto 16px;
  background:linear-gradient(135deg,var(--accent),var(--accent-d));display:grid;place-items:center;color:#fff;font-size:24px}