/* ==========================================================================
   PEC Mapper — styled after the Center for Precision Agriculture (c4pa.net)
   Brand green #61CE70, deep green #00985B, pale ground #F8FFF0,
   Poppins headings / Roboto body / Roboto Slab accents.
   ========================================================================== */

:root{
  --brand:#61CE70;            /* C4PA accent green */
  --brand-deep:#00985B;       /* nav gradient start */
  --brand-dark:#04713F;       /* readable green on pale ground */
  --brand-soft:#E4F7E7;
  --brand-line:#B4E4BC;

  --ground:#F8FFF0;           /* C4PA page background */
  --surface:#FFFFFF;
  --surface-2:#F3FAEC;
  --surface-3:#E9F4E2;

  --ink:#2F3438;
  --ink-2:#54595F;            /* C4PA secondary */
  --muted:#7A7A7A;            /* C4PA text grey */
  --faint:#9AA09B;
  --line:#DCE7D6;
  --line-2:#C4D6BD;

  --pass:#1B7A45; --pass-soft:#DFF3E4;
  --warn:#9A6A00; --warn-soft:#FCF1D8;
  --fail:#B03028; --fail-soft:#FBE4E1;

  --nav:linear-gradient(29deg,#00985B,#0C1A12);
  --shadow:0 1px 2px rgba(31,58,40,.05),0 10px 26px -16px rgba(31,58,40,.28);
  --r:10px; --r-sm:6px;
  color-scheme:light;
}

*{box-sizing:border-box}
html,body{margin:0}
body{
  background:var(--ground); color:var(--ink);
  font-family:"Roboto",-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  font-size:14px; line-height:1.55; -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:"Poppins","Roboto",-apple-system,"Segoe UI",sans-serif;
  font-weight:600; letter-spacing:-.005em; margin:0; text-wrap:balance; color:var(--ink);
}
.slab{font-family:"Roboto Slab","Roboto",Georgia,serif;font-weight:400}
.mono,td.num,th.num,input[type=number],.reg{
  font-family:"Roboto Slab","Roboto Mono",ui-monospace,monospace;font-variant-numeric:tabular-nums;
}
button{font-family:inherit;font-size:inherit}
a{color:var(--brand-dark)}
:focus-visible{outline:2px solid var(--brand-deep);outline-offset:2px;border-radius:3px}

/* ---------------------------------------------------------------- shell */
.topbar{
  position:sticky;top:0;z-index:60;background:var(--surface);
  border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:16px;padding:10px 22px;flex-wrap:wrap;
}
.brand{display:flex;align-items:center;gap:11px;margin-right:auto}
.brandmark{
  width:34px;height:34px;border-radius:50%;background:var(--nav);color:#fff;
  display:grid;place-items:center;font-family:"Poppins",sans-serif;font-weight:600;
  font-size:11px;letter-spacing:.03em;flex:none;
}
.brand h1{font-size:17px;line-height:1.15;color:var(--brand-dark)}
.brand .sub{font-size:11px;color:var(--muted);letter-spacing:.09em;text-transform:uppercase;font-weight:500}

.chip{
  display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:100px;
  border:1px solid var(--line-2);background:var(--surface-2);font-size:12px;font-weight:500;
  color:var(--ink-2);white-space:nowrap;
}
.chip.role{border-color:var(--brand-line);background:var(--brand-soft);color:var(--brand-dark)}
.chip .dot{width:6px;height:6px;border-radius:50%;background:currentColor;flex:none}

.btn{
  border:1px solid var(--line-2);background:var(--surface);color:var(--ink);
  padding:7px 14px;border-radius:var(--r-sm);cursor:pointer;font-weight:500;
  transition:background .12s,border-color .12s,color .12s;white-space:nowrap;
  text-decoration:none;display:inline-flex;align-items:center;line-height:1.5;
}
a.btn:hover{text-decoration:none}
.btn:hover{background:var(--surface-3);border-color:var(--brand-line)}
.btn.primary{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff}
.btn.primary:hover{background:var(--brand-dark);border-color:var(--brand-dark)}
.btn.sm{padding:4px 10px;font-size:12px}
.btn.danger{color:var(--fail);border-color:var(--line-2)}
.btn.danger:hover{background:var(--fail-soft);border-color:var(--fail)}
.btn.ghost{background:transparent;border-color:transparent;color:var(--muted)}
.btn.ghost:hover{background:var(--surface-3);color:var(--ink)}
.btn:disabled{opacity:.45;cursor:not-allowed}

/* the C4PA green-to-black menu bar */
.tabstrip{
  position:sticky;top:56px;z-index:55;background:var(--nav);
  display:flex;gap:0;padding:0 12px;overflow-x:auto;box-shadow:var(--shadow);
}
.tab{
  display:flex;align-items:center;gap:9px;padding:12px 16px;border:none;background:none;
  cursor:pointer;color:rgba(255,255,255,.82);font-weight:500;white-space:nowrap;
  border-bottom:3px solid transparent;transition:color .12s,border-color .12s;
  font-family:"Poppins","Roboto",sans-serif;font-size:13.5px;
}
.tab:hover{color:#fff}
.tab .n{
  font-family:"Roboto Slab",monospace;font-size:11px;font-weight:600;width:20px;height:20px;
  border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.18);
  color:#fff;flex:none;
}
.tab[aria-selected="true"]{color:#fff;border-bottom-color:var(--brand)}
.tab[aria-selected="true"] .n{background:var(--brand);color:#08351B}

main{max-width:1440px;margin:0 auto;padding:22px 22px 80px}
.panel{display:none;flex-direction:column;gap:18px}
.panel.on{display:flex}

/* ---------------------------------------------------------------- cards */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}
.card>header{padding:13px 17px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.card>header h2{font-size:15px}
.card>header h3{font-size:13.5px}
.card>header .spacer{margin-left:auto}
.card .body{padding:17px}
.hint{font-size:12px;color:var(--muted);line-height:1.6}
.hint strong{color:var(--ink-2);font-weight:500}

/* ---------------------------------------------------------------- forms */
.grid{display:grid;gap:13px}
.f{display:flex;flex-direction:column;gap:5px;min-width:0}
.f label{font-size:11px;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);font-weight:500}
input,select,textarea{
  font-family:inherit;font-size:14px;padding:8px 10px;border:1px solid var(--line-2);
  border-radius:var(--r-sm);background:var(--surface);color:var(--ink);width:100%;min-width:0;
}
input:focus,select:focus,textarea:focus{outline:2px solid var(--brand-deep);outline-offset:-1px;border-color:var(--brand-deep)}
input[readonly]{background:var(--surface-3);color:var(--muted)}
select{cursor:pointer}
input[type=checkbox]{width:auto}

/* ---------------------------------------------------------------- tables */
.tw{overflow:auto;max-height:70vh;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--surface)}
table{border-collapse:separate;border-spacing:0;width:100%;font-size:13px}
th,td{padding:8px 11px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}
thead th{
  position:sticky;top:0;z-index:3;background:var(--surface-3);color:var(--ink-2);
  font-family:"Poppins","Roboto",sans-serif;font-size:10.5px;letter-spacing:.07em;
  text-transform:uppercase;font-weight:600;border-bottom:1px solid var(--line-2);
}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover td{background:var(--surface-2)}
td.num,th.num{text-align:right}
.stick{position:sticky;left:0;z-index:2;background:var(--surface);border-right:1px solid var(--line)}
thead th.stick{z-index:4;background:var(--surface-3)}
tbody tr:hover td.stick{background:var(--surface-2)}
tfoot td{position:sticky;bottom:0;background:var(--surface-3);font-weight:500;border-top:1px solid var(--line-2);z-index:3}
table input{padding:5px 7px;font-size:13px;border-radius:4px}
table input.mk{width:64px;text-align:right}
table select{padding:5px 7px;font-size:12.5px;border-radius:4px;min-width:76px}

/* ---------------------------------------------------------------- status */
.pill{display:inline-flex;align-items:center;gap:5px;padding:2px 10px;border-radius:100px;font-size:11.5px;font-weight:500;white-space:nowrap}
.pill.ok{background:var(--pass-soft);color:var(--pass)}
.pill.no{background:var(--fail-soft);color:var(--fail)}
.pill.wa{background:var(--warn-soft);color:var(--warn)}
.pill.nu{background:var(--surface-3);color:var(--muted)}
tr.is-fail td.stick{box-shadow:inset 3px 0 0 var(--fail)}
tr.is-ok td.stick{box-shadow:inset 3px 0 0 var(--brand)}

.bar{height:6px;border-radius:3px;background:var(--surface-3);overflow:hidden;min-width:58px;position:relative}
.bar i{display:block;height:100%;background:var(--brand-deep);border-radius:3px}
.bar i.ok{background:var(--brand-deep)} .bar i.no{background:var(--fail)}
.bar u{position:absolute;top:-2px;bottom:-2px;width:1.5px;background:var(--ink);opacity:.5}

.note{padding:11px 13px;border-radius:var(--r-sm);font-size:12.5px;line-height:1.6;border:1px solid}
.note.info{background:var(--brand-soft);border-color:var(--brand-line);color:var(--ink-2)}
.note.warn{background:var(--warn-soft);border-color:#E3C173;color:var(--ink-2)}
.note.bad{background:var(--fail-soft);border-color:#E8A9A2;color:var(--ink-2)}
.note b{font-weight:500;color:var(--ink)}

.empty{padding:42px 22px;text-align:center;color:var(--muted);font-size:13px}
.empty h3{font-size:16px;color:var(--ink);margin-bottom:7px}

/* ---------------------------------------------------------------- kpis */
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(136px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.kpi{background:var(--surface);padding:13px 15px;display:flex;flex-direction:column;gap:3px}
.kpi .v{font-family:"Poppins",sans-serif;font-size:23px;font-weight:600;letter-spacing:-.02em;line-height:1.15;font-variant-numeric:tabular-nums;color:var(--brand-dark)}
.kpi .k{font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--faint);font-weight:500}
.kpi .m{font-size:11.5px;color:var(--muted)}

/* ---------------------------------------------------------------- login */
.gate{min-height:100vh;display:grid;place-items:center;padding:24px;background:var(--ground)}
.gate .box{width:100%;max-width:404px;background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:28px;border-top:4px solid var(--brand)}
.gate .brand{margin:0 0 20px}
.gate .brandmark{width:42px;height:42px;font-size:13px}
.gate h1{font-size:20px}
.seg{display:flex;gap:2px;padding:3px;background:var(--surface-3);border-radius:8px;margin-bottom:17px}
.seg button{flex:1;padding:8px 4px;border:none;background:none;border-radius:6px;cursor:pointer;font-weight:500;font-size:13px;color:var(--muted);font-family:"Poppins","Roboto",sans-serif}
.seg button[aria-pressed="true"]{background:var(--surface);color:var(--brand-dark);box-shadow:0 1px 3px rgba(0,0,0,.1)}

/* ---------------------------------------------------------------- misc */
.rowbtns{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.split{display:flex;gap:14px;flex-wrap:wrap;align-items:flex-end}
.tag{font-family:"Roboto Slab",monospace;font-size:11px;padding:1px 7px;border-radius:4px;background:var(--surface-3);color:var(--muted);font-weight:400}
.tag.clo{background:var(--brand-soft);color:var(--brand-dark)}

.combo{position:absolute;top:100%;left:0;right:0;z-index:40;margin-top:3px;display:none;background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r-sm);box-shadow:var(--shadow);max-height:240px;overflow:auto}
.combo.open{display:block}
.combo button{display:block;width:100%;text-align:left;padding:8px 11px;border:none;background:none;cursor:pointer;color:var(--ink);border-bottom:1px solid var(--line)}
.combo button:last-child{border-bottom:none}
.combo button:hover,.combo button.hi{background:var(--brand-soft)}
.combo button .cid{font-family:"Roboto Slab",monospace;font-size:11px;color:var(--muted);display:block}
.combo .none{padding:11px;color:var(--muted);font-size:12.5px}

.plosec{border:1px solid var(--line);border-radius:var(--r-sm);margin-bottom:12px;overflow:hidden}
.plosec:last-child{margin-bottom:0}
.plohead{display:flex;align-items:center;gap:10px;padding:10px 13px;background:var(--surface-2);border-bottom:1px solid var(--line)}
.plosec:not(:has(table)) .plohead{border-bottom:none}
.plohead .spacer{margin-left:auto}
.plosec .tw{border:none;border-radius:0}

.toast{
  position:fixed;left:50%;bottom:22px;transform:translateX(-50%);z-index:200;
  background:var(--ink);color:#fff;padding:10px 18px;border-radius:100px;font-size:13px;
  box-shadow:0 8px 24px rgba(0,0,0,.25);opacity:0;pointer-events:none;transition:opacity .18s;
}
.toast.on{opacity:1}
.toast.bad{background:var(--fail)}

@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}
@media(max-width:640px){ main{padding:16px 12px 70px} .topbar{padding-left:14px;padding-right:14px} .tabstrip{padding:0 6px} }

/* ---------------------------------------------------------------- added for the PHP build */
.usermenu{position:relative}
.usermenu>button{display:inline-flex;align-items:center;gap:7px}
.usermenu .menu{
  position:absolute;right:0;top:calc(100% + 6px);z-index:70;min-width:196px;display:none;
  background:var(--surface);border:1px solid var(--line-2);border-radius:var(--r-sm);box-shadow:var(--shadow);
  padding:5px;
}
.usermenu.open .menu{display:block}
.usermenu .menu button{
  display:block;width:100%;text-align:left;padding:8px 11px;border:none;background:none;
  cursor:pointer;color:var(--ink);border-radius:4px;font-size:13px;
}
.usermenu .menu button:hover{background:var(--surface-3)}
.usermenu .menu .who{padding:8px 11px 9px;border-bottom:1px solid var(--line);margin-bottom:4px}
.usermenu .menu .who b{display:block;font-size:13px}
.usermenu .menu .who span{font-size:11.5px;color:var(--muted);font-family:"Roboto Slab",monospace}

.modal{position:fixed;inset:0;z-index:120;display:none;place-items:center;padding:22px;background:rgba(20,32,24,.5)}
.modal.open{display:grid}
.modal .box{width:100%;max-width:430px;background:var(--surface);border-radius:12px;box-shadow:var(--shadow);
  border-top:4px solid var(--brand);padding:24px;max-height:90vh;overflow:auto}
.modal h2{font-size:17px;margin-bottom:6px}

.readonly-note{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--muted)}
.credential{
  font-family:"Roboto Slab",monospace;font-size:15px;letter-spacing:.02em;background:var(--surface-3);
  border:1px dashed var(--line-2);border-radius:var(--r-sm);padding:9px 12px;user-select:all;
}

/* ---------------------------------------------------------------- charts */
.chartwrap{overflow-x:auto;padding:4px 0 2px;background:var(--surface);border-radius:var(--r-sm)}
.chartwrap svg{display:block}
.chartlegend{
  display:flex;gap:18px;flex-wrap:wrap;align-items:center;margin-bottom:12px;
  font-size:12.5px;color:var(--ink-2);
}
.chartlegend span{display:inline-flex;align-items:center;gap:7px}
.chartlegend .swatch{width:13px;height:13px;border-radius:3px;display:inline-block;flex:none}
.chartlegend .swatch.met{background:#00985B}
.chartlegend .swatch.missed{background:#B03028}
.chartlegend .swatch.thr{background:none;border-top:2px dashed var(--ink);height:0;width:16px;border-radius:0}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]) .chartlegend .swatch.met{background:#3AA36B}
  :root:not([data-theme="light"]) .chartlegend .swatch.missed{background:#A8574F}
}
:root[data-theme="dark"] .chartlegend .swatch.met{background:#3AA36B}
:root[data-theme="dark"] .chartlegend .swatch.missed{background:#A8574F}

.charttip{
  position:fixed;z-index:200;display:none;pointer-events:none;
  background:var(--surface);color:var(--ink);border:1px solid var(--line-2);
  border-radius:var(--r-sm);box-shadow:var(--shadow);padding:8px 11px;font-size:12.5px;
  line-height:1.5;max-width:230px;
}

/* ---- timetable grid: the whole week has to fit the card, so cells wrap ---- */
.ttwrap{overflow-x:auto}
.ttgrid{table-layout:fixed;min-width:820px}
.ttgrid th,.ttgrid td{white-space:normal;vertical-align:top;padding:7px 8px}
.ttgrid thead th{font-size:11px;letter-spacing:.01em}
.ttcell{font-family:"Roboto Slab","Roboto Mono",ui-monospace,monospace;font-size:11px;
  line-height:1.35;margin-bottom:4px;overflow-wrap:anywhere}
.ttcell:last-child{margin-bottom:0}
.ttcell b{display:block;font-weight:600;color:var(--brand-deep)}
.ttcell span{display:block;color:var(--muted)}

/* ---- a student short of attendance: still readable, clearly set apart ---- */
tr.absent td{background:var(--surface-3)}
tr.absent .mk{opacity:.62}
input.att{width:16px;height:16px;accent-color:var(--brand-deep);cursor:pointer}