:root{
  --wine:#5a1d33; --wine-2:#7a2845; --gold:#c79a4b; --gold-soft:#e8d3a3;
  --cream:#f7f1e8; --paper:#fffdf9; --ink:#241a1f; --muted:#8a7d80;
  --line:#e6dccd; --ok:#3f7d52; --bad:#b23b3b; --shadow:0 8px 30px rgba(50,20,30,.10);
  --radius:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:"Hanken Grotesk",system-ui,sans-serif;color:var(--ink);
  background:
    radial-gradient(1200px 600px at 110% -10%, rgba(199,154,75,.10), transparent 60%),
    radial-gradient(900px 500px at -10% 110%, rgba(90,29,51,.08), transparent 60%),
    var(--cream);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,.display{font-family:"Fraunces",Georgia,serif;font-weight:600;letter-spacing:-.01em}
a{color:inherit;text-decoration:none}
.btn{
  display:inline-flex;align-items:center;gap:.5rem;border:0;cursor:pointer;
  background:var(--wine);color:#fff;padding:.7rem 1.1rem;border-radius:10px;
  font-weight:600;font-size:.92rem;transition:.18s transform,.18s background;
}
.btn:hover{background:var(--wine-2);transform:translateY(-1px)}
.btn.gold{background:var(--gold);color:#3a2a08}
.btn.gold:hover{background:#d6a850}
.btn.ghost{background:transparent;color:var(--wine);border:1px solid var(--line)}
.btn.sm{padding:.45rem .7rem;font-size:.82rem}
.btn.bad{background:var(--bad)}
input,select,textarea{
  width:100%;font:inherit;padding:.7rem .85rem;border:1px solid var(--line);
  border-radius:10px;background:var(--paper);color:var(--ink);outline:none;transition:.15s;
}
input[type=checkbox],input[type=radio]{width:auto;flex-shrink:0}
input:focus,select:focus,textarea:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(199,154,75,.18)}
label{display:block;font-size:.78rem;font-weight:600;color:var(--muted);
  text-transform:uppercase;letter-spacing:.06em;margin:0 0 .35rem}
.field{margin-bottom:1rem}

/* ---- Login ---- */
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:2rem}
.login-card{
  width:min(420px,100%);background:var(--paper);border:1px solid var(--line);
  border-radius:20px;padding:2.6rem;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.login-card:before{content:"";position:absolute;inset:0 0 auto 0;height:5px;
  background:linear-gradient(90deg,var(--wine),var(--gold))}
.brand{font-family:"Fraunces",serif;font-size:2.1rem;font-weight:600;text-align:center}
.brand .dot{color:var(--gold)}
.sub{text-align:center;color:var(--muted);margin:.2rem 0 1.8rem;font-size:.92rem}

/* ---- App shell ---- */
.shell{display:flex;min-height:100vh}
.side{
  width:248px;flex:0 0 248px;background:linear-gradient(180deg,var(--wine),#3f1424);
  color:#f3e7ec;padding:1.6rem 1rem;position:sticky;top:0;height:100vh;
  display:flex;flex-direction:column;
}
.side .logo{font-family:"Fraunces",serif;font-size:1.7rem;padding:.4rem .6rem 1.4rem}
.side .logo .dot{color:var(--gold)}
.nav a{
  display:flex;align-items:center;gap:.7rem;padding:.72rem .8rem;border-radius:10px;
  color:#e9d8de;font-size:.94rem;font-weight:500;margin-bottom:.25rem;transition:.15s;
}
.nav a:hover{background:rgba(255,255,255,.08)}
.nav a.active{background:var(--gold);color:#3a2a08;font-weight:700}
.side .foot{margin-top:auto;border-top:1px solid rgba(255,255,255,.12);padding-top:1rem}
.side .who{font-size:.82rem;color:#d8c2ca;padding:.3rem .6rem}
.main{flex:1;padding:2rem 2.4rem;overflow:auto}
.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:1.6rem}
.topbar h1{font-size:1.7rem}
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.4rem;box-shadow:var(--shadow)}
.grid{display:grid;gap:1.1rem}
.cols-3{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.stat{display:flex;flex-direction:column;gap:.2rem}
.stat .v{font-family:"Fraunces",serif;font-size:1.9rem}
.stat .l{color:var(--muted);font-size:.82rem;text-transform:uppercase;letter-spacing:.05em}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:.8rem .7rem;border-bottom:1px solid var(--line);font-size:.92rem}
th{color:var(--muted);font-size:.74rem;text-transform:uppercase;letter-spacing:.06em}
tr:hover td{background:rgba(199,154,75,.05)}
.badge{display:inline-block;padding:.22rem .6rem;border-radius:999px;font-size:.74rem;font-weight:700}
.badge.on{background:#e3f0e7;color:var(--ok)}
.badge.off{background:#f6e1e1;color:var(--bad)}
.badge.warn{background:#fbeccd;color:#8a6a16}
.msg{padding:.8rem 1rem;border-radius:10px;margin-bottom:1rem;font-size:.9rem}
.msg.success{background:#e3f0e7;color:var(--ok)}
.msg.error{background:#f6e1e1;color:var(--bad)}
.empty{color:var(--muted);text-align:center;padding:2.5rem}
.row{display:flex;gap:.8rem;flex-wrap:wrap;align-items:center}
.search{max-width:340px}

/* ---- PDV ---- */
.pdv{display:grid;grid-template-columns:1fr 380px;gap:1.4rem;align-items:start}
.prod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:.9rem}
.prod{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:.9rem;
  cursor:pointer;transition:.15s}
.prod:hover{border-color:var(--gold);transform:translateY(-2px);box-shadow:var(--shadow)}
.prod .nm{font-weight:600;font-size:.95rem}
.prod .pr{color:var(--wine);font-family:"Fraunces",serif;font-size:1.15rem;margin-top:.2rem}
.variants{display:flex;flex-wrap:wrap;gap:.35rem;margin-top:.6rem}
.variants button{width:auto;padding:.3rem .55rem;font-size:.78rem;border:1px solid var(--line);
  background:#fff;border-radius:8px;cursor:pointer}
.variants button:hover{border-color:var(--gold)}
.cart{position:sticky;top:1rem}
.cart .item{display:flex;justify-content:space-between;gap:.5rem;padding:.6rem 0;border-bottom:1px solid var(--line)}
.cart .item small{color:var(--muted)}
.cart .x{cursor:pointer;color:var(--bad);font-weight:700}
.total-line{display:flex;justify-content:space-between;font-family:"Fraunces",serif;font-size:1.5rem;margin:.8rem 0}

/* ---- Hamburguer (oculto no desktop) ---- */
.burger{
  display:none;background:none;border:none;color:#f3e7ec;
  font-size:1.5rem;cursor:pointer;padding:.2rem .45rem;line-height:1;
  flex-shrink:0;margin-left:auto;border-radius:7px;transition:.15s;
}
.burger:hover{background:rgba(255,255,255,.12)}
@media(min-width:769px){.burger{display:none!important}}
/* Overlay que escurece o conteúdo quando o menu mobile abre */
#nav-overlay{
  display:none;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:98;
}

/* ---- Responsivo 900px: PDV já em coluna única ---- */
@media(max-width:900px){
  .pdv{grid-template-columns:1fr}
  .cart{position:static}
}

/* ---- Responsivo 768px: mobile completo ---- */
@media(max-width:768px){

  /* Hamburguer ativo */
  .burger{display:block}

  /* Shell em coluna */
  .shell{flex-direction:column}

  /* Sidebar vira barra de topo colapsável */
  .side{
    width:100%;flex:none;height:auto;
    position:sticky;top:0;z-index:99;
    padding:.65rem 1rem;
  }
  .side .logo{
    display:flex;align-items:center;gap:.6rem;
    padding:0;font-size:1.3rem;
  }
  .side .logo img{height:28px!important;width:auto!important;margin-bottom:0!important;display:inline-block!important}

  /* Nav e foot colapsados por padrão; abrem com .open */
  .nav-collapse{
    max-height:0;overflow:hidden;
    transition:max-height .28s ease;
  }
  .side.open .nav-collapse{max-height:600px;overflow-y:auto}
  .side .foot{margin-top:.75rem;padding-top:.75rem}

  /* Conteúdo principal */
  .main{padding:1rem}

  /* Topbar: título na primeira linha, botões na segunda */
  .topbar{flex-wrap:wrap;gap:.5rem;margin-bottom:1rem}
  .topbar h1{font-size:1.3rem;width:100%}
  .topbar > .row{width:100%;justify-content:flex-start}

  /* Tabelas roláveis horizontalmente */
  .card:has(table){overflow-x:auto;-webkit-overflow-scrolling:touch}
  .card:has(table) table{width:max-content;min-width:100%}

  /* Cards respeitam a largura da tela */
  .card{max-width:100%!important;width:100%}

  /* Grid de stats em 2 colunas */
  .cols-3{grid-template-columns:1fr 1fr}

  /* PDV em coluna única */
  .pdv{grid-template-columns:1fr}
  .cart{position:static}
  .prod-grid{grid-template-columns:repeat(auto-fill,minmax(130px,1fr))}

  /* Busca full-width */
  .search{max-width:100%}
}

/* ---- Responsivo 480px: telas muito pequenas ---- */
@media(max-width:480px){
  .cols-3{grid-template-columns:1fr}
  .topbar h1{font-size:1.1rem}
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .btn{padding:.6rem .8rem;font-size:.85rem}
  .btn.sm{padding:.38rem .55rem;font-size:.78rem}
}