/* =====================================================================
   Sistema de Engorda Bovina
   Paleta: Ouro da Terra, Terra, Verde Campo, Creme Natural
   ===================================================================== */
:root{
  --ouro:#D4AD17;
  --terra:#5B3A1E;
  --verde:#3F4F2F;
  --creme:#F6EFE0;

  --bg:#F6EFE0;
  --panel:#FFFCF4;
  --panel-2:#F2EADA;
  --ink:#241A10;
  --muted:#7C6B55;
  --line:#E2D6BE;
  --line-strong:#CDBC9C;
  --brand:#3F4F2F;
  --soft:#EBEEE1;
  --accent:#D4AD17;
  --good:#3F6B33;
  --warn:#9A7408;
  --danger:#A33B22;
  --field:#FFFDF8;
  --shadow:0 10px 30px rgba(44,30,14,.09);
  --radius:14px;
  --f-display:"Bitter",Georgia,"Times New Roman",serif;
  --f-body:"IBM Plex Sans",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#17130D;--panel:#221C14;--panel-2:#2B241A;--ink:#F4EBDA;--muted:#A4947B;
    --line:#3B3125;--line-strong:#4D4132;--brand:#93A878;--soft:#2A3122;--accent:#E8C24A;
    --good:#8FB06E;--warn:#D8B23F;--danger:#E0825F;--field:#1D1811;
    --shadow:0 10px 30px rgba(0,0,0,.35);color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#17130D;--panel:#221C14;--panel-2:#2B241A;--ink:#F4EBDA;--muted:#A4947B;
  --line:#3B3125;--line-strong:#4D4132;--brand:#93A878;--soft:#2A3122;--accent:#E8C24A;
  --good:#8FB06E;--warn:#D8B23F;--danger:#E0825F;--field:#1D1811;
  --shadow:0 10px 30px rgba(0,0,0,.35);color-scheme:dark;
}

*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{
  font-family:var(--f-body);background:var(--bg);color:var(--ink);
  font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--f-display);letter-spacing:-.015em;margin:0;text-wrap:balance}
[hidden]{display:none!important}

/* ---------------------------------------------------------- utilidades */
.tabular{font-variant-numeric:tabular-nums}
.pos{color:var(--good)}
.neg{color:var(--danger)}
.muted{color:var(--muted)}
.center{text-align:center}
.right{text-align:right}

/* ------------------------------------------------------------- botões */
button,.btn{
  font-family:var(--f-body);font-size:14px;font-weight:600;cursor:pointer;
  border:0;border-radius:9px;padding:10px 15px;background:var(--verde);color:#F6EFE0;
  transition:filter .15s,transform .05s;display:inline-flex;align-items:center;gap:7px;
}
button:hover,.btn:hover{filter:brightness(1.1)}
button:active{transform:translateY(1px)}
button:disabled{opacity:.5;cursor:not-allowed}
button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
button.gold{background:var(--ouro);color:#241A10}
button.ghost{background:transparent;color:var(--ink);border:1px solid var(--line-strong)}
button.quiet{background:var(--soft);color:var(--brand)}
button.danger{background:transparent;color:var(--danger);border:1px solid var(--danger)}
button.sm{padding:6px 10px;font-size:12.5px}
a.btn{text-decoration:none}
.btn.gold{background:var(--ouro);color:#241A10}
.btn.ghost{background:transparent;color:var(--ink);border:1px solid var(--line-strong)}
.btn.sm{padding:6px 10px;font-size:12.5px}

/* ------------------------------------------------------------- login */
.login-wrap{min-height:100%;display:grid;place-items:center;padding:24px 16px}
.login-card{
  width:100%;max-width:420px;background:var(--panel);border:1px solid var(--line);
  border-radius:18px;box-shadow:var(--shadow);overflow:hidden;
}
.login-head{background:var(--verde);color:var(--creme);padding:28px 26px;position:relative;overflow:hidden}
.login-head:after{content:"";position:absolute;width:220px;height:220px;border-radius:50%;right:-80px;top:-110px;background:rgba(212,173,23,.16)}
.login-head .eyebrow{font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;font-weight:700;color:var(--ouro);position:relative;z-index:2}
.login-head h1{font-size:25px;font-weight:700;margin-top:6px;position:relative;z-index:2}
.login-body{padding:24px 26px 26px;display:grid;gap:14px}
.login-tabs{display:flex;gap:6px;margin-bottom:4px}
.login-tabs button{flex:1;justify-content:center;background:var(--soft);color:var(--muted);font-size:13px}
.login-tabs button[aria-selected="true"]{background:var(--verde);color:var(--creme)}

/* -------------------------------------------------------------- shell */
.shell{display:grid;grid-template-rows:auto auto 1fr;align-content:start;min-height:100%}
.topbar{
  background:var(--verde);color:var(--creme);
  padding:12px 20px;padding-top:calc(12px + env(safe-area-inset-top,0px));
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
}
.topbar .brand{font-family:var(--f-display);font-weight:700;font-size:17px;letter-spacing:-.01em}
.topbar .brand span{color:var(--ouro)}
.topbar .spacer{flex:1}
.topbar .who{font-size:12.5px;color:#D9D1BC;text-align:right;line-height:1.3}
.topbar .who b{display:block;color:var(--creme);font-size:13.5px}
.chip{display:inline-flex;align-items:center;border-radius:999px;padding:3px 9px;font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;background:rgba(212,173,23,.2);color:var(--ouro)}

/* --------------------------------------------------------------- abas */
.tabbar{
  background:var(--panel);border-bottom:1px solid var(--line);
  display:flex;gap:2px;padding:0 20px;overflow-x:auto;position:sticky;
  top:env(safe-area-inset-top,0px);z-index:20;
}
.tabbar button{
  background:transparent;color:var(--muted);border-radius:0;padding:13px 16px;
  border-bottom:3px solid transparent;white-space:nowrap;font-size:14px;
}
.tabbar button:hover{background:var(--panel-2);filter:none}
.tabbar button[aria-selected="true"]{color:var(--brand);border-bottom-color:var(--accent);font-weight:700}
.tabbar button .badge-n{background:var(--soft);color:var(--brand);border-radius:999px;padding:1px 7px;font-size:11px;font-weight:700}

.main{padding:20px;max-width:1500px;margin:0 auto;width:100%}
.view{display:grid;gap:18px}

/* ------------------------------------------------------------ painéis */
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.panel-head{
  padding:14px 17px;border-bottom:1px solid var(--line);background:var(--panel-2);
  display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
}
.panel-head h2,.panel-head h3{font-size:15.5px;font-weight:600}
.panel-head small{color:var(--muted);font-size:12px;display:block;margin-top:2px}
.panel-body{padding:17px}
.cols{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(340px,.75fr);gap:18px;align-items:start}
.col{display:grid;gap:18px;min-width:0}

/* ------------------------------------------------------------- campos */
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px}
.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
.field label{font-size:11px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.field .hint{font-size:11px;color:var(--muted);line-height:1.35}
.field.erro input,.field.erro select{border-color:var(--danger)}
.field .msg{font-size:11.5px;color:var(--danger);font-weight:600}
input,select,textarea{
  width:100%;border:1px solid var(--line-strong);background:var(--field);color:var(--ink);
  border-radius:8px;padding:10px 11px;font-size:14px;font-family:var(--f-body);
  font-variant-numeric:tabular-nums;outline:none;transition:border-color .15s,box-shadow .15s;
}
textarea{min-height:70px;resize:vertical;font-variant-numeric:normal}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(212,173,23,.22)}
input[readonly]{background:var(--soft);border-style:dashed;font-weight:700;color:var(--brand)}
fieldset{border:0;padding:0;margin:0 0 18px}
fieldset legend{
  font-family:var(--f-display);font-size:14px;font-weight:600;color:var(--brand);
  padding:0 0 10px;display:block;width:100%;border-bottom:1px solid var(--line);margin-bottom:13px;
}
.actions{display:flex;gap:9px;flex-wrap:wrap;align-items:center}

/* ----------------------------------------------------------- métricas */
.metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:11px}
.metric{padding:12px 13px;border:1px solid var(--line);border-radius:11px;background:var(--panel-2);min-width:0}
.metric .k{font-size:10.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;font-weight:700}
.metric .v{font-size:19px;font-weight:700;margin-top:4px;letter-spacing:-.02em;font-variant-numeric:tabular-nums;word-break:break-word}
.metric .s{font-size:11px;color:var(--muted);margin-top:3px}
.metric.gold{border-color:var(--accent);background:rgba(212,173,23,.1)}
.metric.good .v{color:var(--good)}
.metric.bad .v{color:var(--danger)}

.verdict{padding:17px;border-radius:13px;background:var(--verde);color:var(--creme);display:grid;gap:3px}
.verdict.neg{background:var(--terra)}
.verdict .tag{align-self:flex-start;background:var(--ouro);color:#241A10;font-size:10.5px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;padding:4px 9px;border-radius:999px}
.verdict.neg .tag{background:#E0825F;color:#2A1208}
.verdict h3{font-size:23px;font-weight:700;margin:8px 0 2px}
.verdict p{margin:0;font-size:12.5px;color:#E4DCC7}
.verdict .big{font-family:var(--f-display);font-size:29px;font-weight:700;margin-top:7px;font-variant-numeric:tabular-nums}

.callout{padding:11px 13px;border-radius:10px;font-size:13px;background:var(--soft);border:1px solid var(--line);margin-top:12px}
.callout.ok{background:rgba(63,107,51,.12);border-color:rgba(63,107,51,.4);color:var(--good)}
.callout.no{background:rgba(163,59,34,.12);border-color:rgba(163,59,34,.4);color:var(--danger)}
.note{margin:0 0 13px;background:var(--soft);border-left:3px solid var(--brand);padding:10px 13px;border-radius:0 9px 9px 0;font-size:12.5px}
.alert{background:rgba(212,173,23,.12);border:1px solid var(--accent);border-radius:11px;padding:11px 13px;font-size:12.5px;margin-top:12px}
.alert b{color:var(--warn)}
.alert ul{margin:5px 0 0;padding-left:18px}

/* ------------------------------------------------------------ tabelas */
.tbl-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13.5px;font-variant-numeric:tabular-nums}
th,td{padding:10px 9px;border-bottom:1px solid var(--line);text-align:right;white-space:nowrap}
th:first-child,td:first-child{text-align:left;white-space:normal}
th{font-size:10.5px;text-transform:uppercase;color:var(--muted);letter-spacing:.04em;font-weight:700}
tbody tr:hover{background:var(--panel-2)}
tr.total td{font-weight:700;border-top:2px solid var(--line-strong);border-bottom:0}
.row-link{cursor:pointer}
.status{display:inline-flex;border-radius:999px;padding:3px 9px;font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.status.ativo{background:rgba(63,107,51,.15);color:var(--good)}
.status.encerrado{background:var(--soft);color:var(--muted)}
.status.cancelado{background:rgba(163,59,34,.14);color:var(--danger)}

.empty{text-align:center;color:var(--muted);padding:28px 16px}
.empty h3{font-size:16px;margin-bottom:6px;color:var(--ink)}
.empty p{margin:0 0 14px;font-size:13.5px;max-width:48ch;margin-inline:auto}

/* -------------------------------------------------------------- aviso */
.toast{
  position:fixed;left:50%;transform:translateX(-50%);
  bottom:calc(20px + env(safe-area-inset-bottom,0px));
  background:var(--verde);color:var(--creme);padding:12px 18px;border-radius:10px;
  box-shadow:var(--shadow);font-size:14px;z-index:100;max-width:90vw;
}
.toast.erro{background:var(--danger)}
.toast.ok{background:var(--good)}

.modal-bg{position:fixed;inset:0;background:rgba(36,26,16,.55);display:grid;place-items:center;padding:16px;z-index:90;overflow:auto}
.modal{background:var(--panel);border-radius:14px;box-shadow:var(--shadow);width:100%;max-width:560px;max-height:90vh;overflow:auto}

.spinner{width:22px;height:22px;border:3px solid var(--line);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite;margin:28px auto}
@keyframes spin{to{transform:rotate(360deg)}}

canvas{width:100%;display:block}
.chart-wrap{border:1px solid var(--line);border-radius:11px;padding:8px;background:var(--panel-2)}

.sens td{font-weight:600}
.sens td.rowhead{font-weight:700;background:var(--panel-2)}
.sens td.here{outline:2px solid var(--accent);outline-offset:-2px}

.bar{height:5px;border-radius:3px;background:var(--brand);display:block;min-width:2px;margin-top:4px}

@media (max-width:1100px){.cols{grid-template-columns:1fr}}
@media (max-width:780px){
  .main{padding:16px}
  .topbar{padding-left:16px;padding-right:16px}
  .tabbar{padding:0 10px}
  .grid,.grid.two,.grid.four{grid-template-columns:1fr 1fr}
}
@media (max-width:520px){
  .grid,.grid.two,.grid.four{grid-template-columns:1fr}
  .topbar .who{display:none}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}
@media print{
  .topbar,.tabbar,.actions,button{display:none!important}
  body{background:#fff}
  .panel{box-shadow:none;break-inside:avoid}
}