/* Trenium — padrão de sistema de gestão: menu lateral, faixa-filtro, tabela; cartões no celular. */
:root{
  --bg:#F6F7F9;--surface:#FFFFFF;--sunken:#EEF0F4;--line:#E1E4EA;--line-strong:#CDD2DB;
  --fg:#151A23;--fg-2:#4A5262;--fg-3:#6B7385;
  --accent:#2948C5;--accent-fg:#FFFFFF;--accent-soft:#E7ECFB;
  --rail:#121826;--rail-fg:#C9CFDB;--rail-active:#FFFFFF;--rail-hi:#1E2638;
  --ok:#17794A;--ok-soft:#E3F3EA;--warn:#9A5B00;--warn-soft:#FBF0DC;--bad:#B42318;--bad-soft:#FBE7E5;--none:#5B6475;--none-soft:#EEF0F4;
  --font:"Figtree",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --r:10px;--r-sm:7px;--shadow:0 1px 2px rgba(16,24,40,.06),0 4px 14px rgba(16,24,40,.06);
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0E121A;--surface:#161B25;--sunken:#1C2230;--line:#262D3B;--line-strong:#353D4E;
  --fg:#E8EBF1;--fg-2:#B3BAC7;--fg-3:#8D95A6;--accent:#7D95F2;--accent-fg:#0E121A;--accent-soft:#1E2847;
  --rail:#0A0D13;--rail-fg:#9AA2B3;--rail-hi:#171D29;
  --ok:#5FD08F;--ok-soft:#14301F;--warn:#F2B451;--warn-soft:#33260F;--bad:#F58A80;--bad-soft:#3A1715;--none:#A3ABBA;--none-soft:#1C2230;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 6px 18px rgba(0,0,0,.35);color-scheme:dark}}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:15px/1.5 var(--font);-webkit-font-smoothing:antialiased}
::selection{background:var(--accent-soft);color:var(--fg)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
.num{font-variant-numeric:tabular-nums}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
svg.i{width:18px;height:18px;flex:none;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* login e páginas avulsas */
.centro{min-height:100vh;display:grid;place-items:center;padding:32px 16px}
.caixa{width:100%;max-width:400px;padding:32px}
.caixa h1{font-size:22px;margin:16px 0 4px;letter-spacing:-.02em}
.dica{color:var(--fg-3);font-size:14px;margin:0 0 20px}
.marca{width:40px;height:40px;border-radius:9px;background:var(--accent);color:#fff;display:grid;place-items:center;font-weight:700;font-size:18px}
.pilha{display:flex;flex-direction:column;gap:8px}
.pilha label{font-size:13px;font-weight:600;color:var(--fg-2);margin-top:6px}
.erro{background:var(--bad-soft);color:var(--bad);padding:10px 12px;border-radius:var(--r-sm);font-size:14px;font-weight:600;margin:0 0 12px}

/* estrutura */
.app{display:grid;grid-template-columns:228px minmax(0,1fr);min-height:100%}
.rail{background:var(--rail);color:var(--rail-fg);padding:18px 12px;display:flex;flex-direction:column;gap:4px}
.brand{display:flex;align-items:center;gap:10px;padding:4px 10px 18px;color:var(--rail-active)}
.mark{width:30px;height:30px;border-radius:8px;background:var(--accent);display:grid;place-items:center;color:#fff;font-weight:700;font-size:15px;flex:none}
.brand b{display:block;font-size:15px;letter-spacing:-.01em}
.brand small{display:block;font-size:12px;color:var(--rail-fg)}
.rail a,.sair button{display:flex;align-items:center;gap:11px;padding:9px 10px;border-radius:8px;color:inherit;text-decoration:none;font-weight:500;background:none;border:0;cursor:pointer;width:100%;text-align:left}
.rail a:hover,.sair button:hover{background:var(--rail-hi);color:var(--rail-active)}
.rail a[aria-current="page"]{background:var(--rail-hi);color:var(--rail-active)}
.sair{margin:0}
.rail .sp{flex:1}
.who{padding:10px;border-top:1px solid var(--rail-hi);margin-top:8px;font-size:13px}
.who b{color:var(--rail-active);font-weight:600}
main{min-width:0;padding:28px 32px 48px}
.head{display:flex;flex-wrap:wrap;align-items:center;gap:12px 16px;margin-bottom:20px}
.head h1{font-size:24px;line-height:1.2;margin:0;letter-spacing:-.02em;text-wrap:balance}
.head .sp{flex:1}
.back{display:inline-flex;align-items:center;gap:6px;color:var(--fg-2);text-decoration:none;font-weight:500;margin-bottom:10px}
.back:hover{color:var(--fg)}
.aviso{background:var(--ok-soft);color:var(--ok);font-weight:600;padding:10px 14px;border-radius:var(--r-sm);margin:0 0 16px}

/* botões e campos */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line-strong);background:var(--surface);color:var(--fg);padding:9px 14px;border-radius:var(--r-sm);cursor:pointer;font-weight:600;font-size:14px;white-space:nowrap;text-decoration:none}
.btn:hover{border-color:var(--fg-3)}
.btn.pri{background:var(--accent);border-color:var(--accent);color:var(--accent-fg)}
.btn.pri:hover{filter:brightness(1.07)}
.pilha .btn.pri{margin-top:12px}
.btn.ghost{border-color:transparent;background:none;color:var(--fg-2)}
.btn.ghost:hover{background:var(--sunken);color:var(--fg)}
.btn.wa{color:var(--ok);border-color:var(--line)}
.in{border:1px solid var(--line-strong);background:var(--surface);border-radius:var(--r-sm);padding:9px 11px;width:100%;min-width:0}
.in:focus{outline:0;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.in[aria-invalid="true"]{border-color:var(--bad)}
.in::placeholder{color:var(--fg-3)}
.err{color:var(--bad);font-size:13px;margin:4px 0 0}
label{font-size:13px;font-weight:600;color:var(--fg-2)}
label .opt,legend .opt{font-weight:400;color:var(--fg-3)}
.search{display:flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--line-strong);border-radius:var(--r-sm);padding:0 12px;flex:1 1 260px;max-width:420px;color:var(--fg-3);margin:0}
.search input{border:0;outline:0;background:none;padding:9px 0;width:100%;color:var(--fg)}
.search:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}

/* faixa-filtro */
.sum{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px}
.f{display:flex;align-items:center;gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:10px 14px;text-decoration:none;flex:1 1 150px;max-width:220px}
.f:hover{border-color:var(--line-strong)}
.f[aria-current="true"]{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.f .n{display:block;font-size:22px;font-weight:700;letter-spacing:-.02em;line-height:1}
.f .l{display:block;font-size:13px;color:var(--fg-2);line-height:1.25}
.dot{width:10px;height:10px;border-radius:50%;flex:none;background:var(--fg-3)}
.dot.em_dia{background:var(--ok)}.dot.vencendo{background:var(--warn)}.dot.bloqueado{background:var(--bad)}.dot.sem_plano{background:var(--none)}

/* tabelas */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}
.rolagem{overflow-x:auto}
.tbl{width:100%;border-collapse:collapse}
.tbl th{text-align:left;font-size:12px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--fg-3);padding:11px 16px;border-bottom:1px solid var(--line);white-space:nowrap}
.tbl td{padding:12px 16px;border-bottom:1px solid var(--line);vertical-align:middle}
.tbl tr:last-child td{border-bottom:0}
.tbl tbody tr:hover td{background:var(--sunken)}
.tbl .nm,.mc .nm{font-weight:600;text-decoration:none}
.tbl .nm:hover,.mc .nm:hover{text-decoration:underline}
.sub{font-size:13px;color:var(--fg-3)}
.r,.tbl th.r,.tbl td.r{text-align:right}
.tfoot{display:flex;justify-content:space-between;gap:12px;padding:11px 16px;border-top:1px solid var(--line);font-size:13px;color:var(--fg-2)}
.pill{display:inline-flex;align-items:center;gap:6px;padding:3px 10px 3px 8px;border-radius:999px;font-size:13px;font-weight:600;white-space:nowrap}
.pill .dot{width:7px;height:7px}
.pill.em_dia{background:var(--ok-soft);color:var(--ok)}.pill.em_dia .dot{background:var(--ok)}
.pill.vencendo{background:var(--warn-soft);color:var(--warn)}.pill.vencendo .dot{background:var(--warn)}
.pill.bloqueado{background:var(--bad-soft);color:var(--bad)}.pill.bloqueado .dot{background:var(--bad)}
.pill.sem_plano{background:var(--none-soft);color:var(--none)}.pill.sem_plano .dot{background:var(--none)}
.mcards{display:none;list-style:none;margin:0;padding:0}
.empty{padding:40px 16px;text-align:center;color:var(--fg-2);margin:0}
.empty b{display:block;color:var(--fg);font-size:16px;margin-bottom:4px}
.empty div{margin-top:12px}

/* ficha */
.grid2{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:20px;align-items:start}
.sec{padding:20px}
.sec h2,.panel h2{font-size:16px;margin:0 0 14px;letter-spacing:-.01em}
.dl{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 20px;margin:0}
.dl dt{font-size:12px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--fg-3);margin-bottom:2px}
.dl dd{margin:0;overflow-wrap:anywhere}
.dl .wide{grid-column:1/-1}
.ctr{display:flex;flex-direction:column;gap:14px}
.big{font-size:20px;font-weight:700;letter-spacing:-.01em}
.bar{height:8px;border-radius:999px;background:var(--sunken);overflow:hidden}
.bar span{display:block;height:100%;border-radius:inherit}
.bar .em_dia{background:var(--ok)}.bar .vencendo{background:var(--warn)}.bar .bloqueado{background:var(--bad)}
.row{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.person{display:flex;align-items:center;gap:14px}
.av{width:52px;height:52px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-weight:700;font-size:18px;flex:none}
details.acao{border:1px solid var(--line);border-radius:var(--r-sm);padding:0}
details.acao summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:8px;padding:9px 14px;font-weight:600;font-size:14px}
details.acao summary::-webkit-details-marker{display:none}
details.acao[open] summary{border-bottom:1px solid var(--line)}
details.acao form{padding:14px;display:flex;flex-wrap:wrap;gap:10px;align-items:end}
details.acao .fd{flex:1 1 160px}

/* formulários */
.panel{padding:20px;margin-bottom:16px}
.form{padding:24px}
.fs{border:0;margin:0 0 22px;padding:0;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:14px 16px}
.fs legend{grid-column:1/-1;font-weight:700;font-size:15px;padding:0;margin-bottom:12px;color:var(--fg)}
.grade{display:grid;grid-template-columns:minmax(0,2fr) repeat(3,minmax(0,1fr));gap:14px 16px}
.fd{display:flex;flex-direction:column;gap:5px;min-width:0;border:0;margin:0;padding:0}
.fd legend{font-size:13px;font-weight:600;color:var(--fg-2);padding:0;margin-bottom:5px}
.c1{grid-column:span 1}.c2{grid-column:span 2}.c3{grid-column:span 3}.c4{grid-column:span 4}.c-all{grid-column:1/-1}
.junto{display:flex;gap:8px}
.junto .in:first-child{max-width:90px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line-strong);border-radius:999px;padding:6px 12px;cursor:pointer;font-weight:500;font-size:14px;background:var(--surface);color:var(--fg)}
.chip input{accent-color:var(--accent);margin:0}
.chip:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}
.actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:10px;border-top:1px solid var(--line);margin-top:4px;padding-top:18px}
.inline-add{display:flex;flex-wrap:wrap;gap:10px;align-items:end}
.inline-add .fd{flex:1 1 240px}
.linha-form{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.linha-form .in{max-width:320px}
.linha-form .err{flex-basis:100%}

@media (max-width:860px){
  .app{grid-template-columns:minmax(0,1fr)}
  .rail{position:fixed;left:0;right:0;bottom:0;z-index:5;flex-direction:row;justify-content:space-around;padding:6px 8px calc(6px + env(safe-area-inset-bottom,0px));gap:0;border-top:1px solid var(--rail-hi)}
  .rail .brand,.rail .sp,.rail .who{display:none}
  .rail a,.sair button{flex-direction:column;gap:3px;font-size:12px;padding:6px 10px;width:auto;text-align:center}
  main{padding:20px 16px 96px}
  .grid2{grid-template-columns:minmax(0,1fr)}
  .tabela-alunos{display:none}
  .mcards{display:block}
  .mc{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:6px 12px;padding:14px 16px;border-bottom:1px solid var(--line);align-items:center}
  .mc:last-child{border-bottom:0}
  .mc .sub{grid-column:1/-1}
  .fs,.grade{grid-template-columns:minmax(0,1fr)}
  .fs>*,.grade>*{grid-column:1/-1!important}
  .f{max-width:none;flex:1 1 40%;padding:10px 12px}
  .f .l{font-size:12px}
  .head .btn.pri span{display:none}
  .dl{grid-template-columns:minmax(0,1fr)}
}
@media (prefers-reduced-motion:no-preference){main{animation:in .22s cubic-bezier(.16,1,.3,1)}@keyframes in{from{opacity:.4;transform:translateY(4px)}to{opacity:1;transform:none}}}