:root{
  --sand:#FAF7F1; --paper:#FFFFFF; --ink:#232B22; --ink-soft:#5B6355;
  --sage:#6E7F5C; --sage-dark:#4C5A42; --clay:#A8572E; --line:#E4DFD3; --tile:#ECE8DD;
  --pos:#3B6A36; --neg:#A8442A; --warn-bg:#FFF4E0; --err-bg:#FBE9E4; --ok-bg:#E8F0E2;
  --radius:12px;
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --nav-h:64px; --top-h:48px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--sand);color:var(--ink);font:16px/1.5 var(--sans);-webkit-tap-highlight-color:transparent}
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.2;margin:0 0 .5rem}
h1{font-size:1.6rem} h2{font-size:1.25rem} h3{font-size:1.05rem}
a{color:var(--sage-dark)}
p{margin:.4rem 0}
.ic{width:22px;height:22px;flex:none}
.muted{color:var(--ink-soft)} .small{font-size:.875rem} .right{text-align:right} .nowrap{white-space:nowrap}
.pos{color:var(--pos)} .neg{color:var(--neg)} .zero{color:var(--ink-soft)}

/* shell */
.topbar{position:sticky;top:0;z-index:20;height:var(--top-h);display:flex;align-items:center;justify-content:space-between;
  padding:0 16px;padding-top:env(safe-area-inset-top);background:var(--sage-dark);color:#fff}
.brand{font:600 1.05rem var(--serif);color:#fff;text-decoration:none;letter-spacing:.02em}
.who{display:flex;gap:12px;align-items:center;font-size:.875rem;margin:0}
.linkbtn{background:none;border:0;color:#fff;text-decoration:underline;font:inherit;padding:8px 0;cursor:pointer}
.wrap{max-width:980px;margin:0 auto;padding:16px 16px calc(var(--nav-h) + 24px + env(safe-area-inset-bottom))}
.bottomnav{position:fixed;left:0;right:0;bottom:0;z-index:20;height:calc(var(--nav-h) + env(safe-area-inset-bottom));
  padding-bottom:env(safe-area-inset-bottom);display:flex;background:var(--paper);border-top:1px solid var(--line)}
.bottomnav a{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
  text-decoration:none;color:var(--ink-soft);font-size:.75rem;min-height:44px}
.bottomnav a.on{color:var(--sage-dark);font-weight:600;box-shadow:inset 0 3px 0 var(--sage-dark)}

/* flash */
.flash{padding:12px 14px;border-radius:var(--radius);margin-bottom:12px;background:var(--ok-bg);border:1px solid #cfe0c6}
.flash.err{background:var(--err-bg);border-color:#efc9bf}
.flash.warn{background:var(--warn-bg);border-color:#f0d9a8}

/* cards, forms, buttons */
.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin-bottom:14px}
.card > :last-child{margin-bottom:0}
.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.row.between{justify-content:space-between}
.stack>*+*{margin-top:12px}
label{display:block;font-size:.875rem;color:var(--ink-soft);margin-bottom:4px}
input[type=text],input[type=number],input[type=date],input[type=password],input[type=search],input[type=file],select,textarea{
  width:100%;min-height:46px;padding:10px 12px;border:1px solid #cfc9ba;border-radius:10px;background:#fff;color:var(--ink);font:inherit}
input:focus,select:focus,textarea:focus,button:focus-visible,a:focus-visible{outline:3px solid #9db38a;outline-offset:1px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media (max-width:560px){.grid2,.grid3{grid-template-columns:1fr}}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:10px 18px;border-radius:10px;
  border:1px solid var(--sage-dark);background:var(--paper);color:var(--sage-dark);font:600 1rem var(--sans);text-decoration:none;cursor:pointer}
.btn.primary{background:var(--sage-dark);color:#fff}
.btn.danger{border-color:var(--neg);color:var(--neg)}
.btn.small{min-height:38px;padding:6px 12px;font-size:.875rem}
.btn[disabled]{opacity:.5;cursor:default}
.check{display:flex;gap:10px;align-items:center;min-height:44px}
.check input{width:22px;height:22px}
.check label{margin:0;color:var(--ink);font-size:1rem}

/* lists / tables */
.list{list-style:none;margin:0;padding:0}
.list li{border-top:1px solid var(--line)}
.list li:first-child{border-top:0}
.list a.item{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 0;text-decoration:none;color:inherit;min-height:56px}
.list .name{font-weight:600}
table{width:100%;border-collapse:collapse;font-size:.9375rem}
th,td{padding:10px 8px;border-top:1px solid var(--line);text-align:left;vertical-align:top}
th{font-size:.8125rem;color:var(--ink-soft);font-weight:600;border-top:0}
td.num,th.num{text-align:right;white-space:nowrap}
.tablewrap{overflow-x:auto}
.pill{display:inline-block;padding:2px 9px;border-radius:99px;font-size:.75rem;background:var(--tile);color:var(--ink-soft)}
.pill.warn{background:var(--warn-bg);color:#8a5a00}
.pill.ok{background:var(--ok-bg);color:var(--pos)}
.pill.bad{background:var(--err-bg);color:var(--neg)}
.tabs{display:flex;gap:8px;margin-bottom:14px}
.tabs a{padding:8px 16px;border-radius:99px;border:1px solid var(--line);background:var(--paper);text-decoration:none;color:var(--ink)}
.tabs a.on{background:var(--sage-dark);border-color:var(--sage-dark);color:#fff}
.stat{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:14px}
.stat div{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:12px 14px}
.stat b{display:block;font:600 1.5rem var(--serif)}
.stat span{font-size:.8125rem;color:var(--ink-soft)}
details>summary{cursor:pointer;min-height:44px;display:flex;align-items:center}

/* ===== attendance screen ===== */
.att-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px;flex-wrap:wrap}
.datebar{display:flex;align-items:center;gap:6px}
.iconbtn{display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:10px;border:1px solid var(--line);
  background:var(--paper);color:var(--ink);text-decoration:none;cursor:pointer;font:inherit}
.iconbtn[aria-disabled=true]{opacity:.35;pointer-events:none}
.datelabel{position:relative;display:inline-flex;align-items:center;min-height:46px;padding:0 14px;border-radius:10px;border:1px solid var(--line);
  background:var(--paper);font:600 1.05rem var(--serif);cursor:pointer}
.datelabel input{position:absolute;inset:0;opacity:0;width:100%;height:100%;cursor:pointer}
.count{font:600 1.1rem var(--serif)} .count b{font-size:1.6rem}
.searchbar{display:flex;gap:10px;margin-bottom:12px}
.searchbar input{flex:1}
.grid{display:grid;gap:10px;grid-template-columns:repeat(2,1fr);grid-auto-rows:92px;max-width:100%}
.tile{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;text-align:center;padding:4px 6px;
  background:linear-gradient(160deg,#D6EEF9,#B4DDF1);color:#12384A;border:1px solid #8FC6E2;border-radius:18px;font:700 1.4rem/1.1 var(--sans);cursor:pointer;
  user-select:none;-webkit-user-select:none;touch-action:manipulation;word-break:break-word;transition:background .08s,border-color .08s}
.tile .sub{display:block;font:500 .85rem/1.1 var(--sans);opacity:.75;max-width:100%}
.tile .big{max-width:100%}
.tile .tick{position:absolute;top:7px;right:7px;width:22px;height:22px;border-radius:50%;background:rgba(0,0,0,.12);display:none;align-items:center;justify-content:center}
.tile .tick .ic{width:14px;height:14px;stroke-width:3}
.tile.on{background:linear-gradient(160deg,#FFE15A,#FFC800);border-color:#E3B800;color:#3A2E00}
.tile.on .tick{display:flex}
.tile.pending{opacity:.7}
.tile:active{transform:scale(.98)}
.pager{display:flex;align-items:center;justify-content:center;gap:16px;min-height:56px;margin-top:10px}
.pager .iconbtn{width:64px}
.pager span{min-width:90px;text-align:center;color:var(--ink-soft)}
.empty{padding:28px 12px;text-align:center;color:var(--ink-soft)}
.toast{position:fixed;left:50%;bottom:calc(var(--nav-h) + 16px + env(safe-area-inset-bottom));transform:translateX(-50%);z-index:50;
  background:#232B22;color:#fff;padding:12px 18px;border-radius:10px;max-width:90vw}
dialog{border:0;border-radius:16px;padding:20px;width:min(440px,92vw);box-shadow:0 20px 60px rgba(0,0,0,.3)}
dialog::backdrop{background:rgba(35,43,34,.45)}

/* login */
body.login .wrap{max-width:420px;padding-top:40px}
body.login .bottomnav{display:none}

/* ledger */
.ledger .hist{color:var(--ink-soft)}
.ledger .hist td{background:#faf8f3}

@media (min-width:720px){
  .wrap{padding-top:24px}
}
@media print{.topbar,.bottomnav,.btn,.tabs,form{display:none!important}body{background:#fff}}
.brand{display:flex;align-items:center;gap:9px}
.brand .sigla{width:32px;height:32px;object-fit:contain}
.loginlogo{display:block;margin:8px auto 0;height:110px;width:auto;max-width:60%}
.loginname{text-align:center;font:600 1.6rem var(--serif);letter-spacing:.04em;margin-bottom:4px}
.brand .logo{height:32px;width:auto;display:block}
.appfoot{margin:28px 0 4px;text-align:center;color:var(--ink-soft);font-size:.8rem}
.bottomnav a span{font-size:.72rem}
.permgrid{display:grid;grid-template-columns:1fr 1fr;gap:4px 16px}
@media (max-width:560px){.permgrid{grid-template-columns:1fr}}
.permgrid .check{align-items:flex-start;margin:2px 0}
.permgrid .check label{line-height:1.25}
.permgrid .check small{display:block;color:var(--ink-soft)}
.permgroup{margin:10px 0 2px;font-weight:600;font-size:.85rem;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-soft)}
.att-head{flex-wrap:wrap;gap:8px}
.lockbar{display:flex;align-items:center;gap:10px;font-size:.85rem}
.lockbar.locked{background:#FFF4D6;border:1px solid #E3B800;border-radius:10px;padding:6px 10px;color:#5a4500}