:root{
  --ink:#14163a; --ink2:#3b3f63; --muted:#6b7090; --line:#e4e6f0; --bg:#f6f7fb; --card:#fff;
  --pri:#3843d1; --pri-ink:#fff; --sun:#ffc53d; --ok:#2b8a3e; --ok-bg:#ebfbee; --warn:#c2410c; --warn-bg:#fff4e6;
  --err:#c92a2a; --err-bg:#fff5f5; --info-bg:#edf2ff; --r:14px; --sh:0 1px 2px rgba(20,22,58,.06),0 4px 16px rgba(20,22,58,.05);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--pri);text-decoration:none}a:hover{text-decoration:underline}
h1{font-size:1.6rem;line-height:1.2;margin:.2em 0 .3em;letter-spacing:-.01em}
h2{font-size:1.1rem;margin:0 0 .7em}h3{font-size:1rem;margin:1em 0 .5em}
h1 .muted,h2 .muted{font-weight:400}
p{margin:.4em 0 .8em}
code{background:#f1f3f9;padding:.1em .4em;border-radius:6px;font-size:.9em;word-break:break-all}
.muted{color:var(--muted)}.small{font-size:.86rem}.center{text-align:center}.right{text-align:right}.nowrap{white-space:nowrap}
.grow{flex:1}.spacer{flex:1}.inline{display:inline}.block{display:block}
.wrap{max-width:1120px;margin:0 auto;padding:16px 16px 40px}
.foot{text-align:center;color:var(--muted);font-size:.78rem;padding:20px 16px 32px}

/* header */
.top{position:sticky;top:0;z-index:20;background:var(--ink);color:#fff;display:flex;align-items:center;gap:16px;padding:10px 16px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700}.brand:hover{text-decoration:none}
.brand img{width:34px;height:34px}.brand small{display:block;font-weight:400;font-size:.72rem;opacity:.75;line-height:1}
.top nav{display:flex;gap:4px;align-items:center;flex:1;flex-wrap:wrap}
.top nav>a{color:#d6d8f2;padding:7px 11px;border-radius:9px;font-size:.93rem}
.top nav>a:hover{background:rgba(255,255,255,.08);text-decoration:none;color:#fff}
.top nav>a.on{background:var(--sun);color:var(--ink);font-weight:600}
.top .who{margin-left:auto;font-size:.82rem;color:#b7bad8}.top .who a,.top .who .linkbtn{color:#d6d8f2}
.navtoggle{display:none;margin-left:auto;background:none;border:0;color:#fff;font-size:1.5rem;padding:4px 8px;cursor:pointer}
@media (max-width:820px){
  .navtoggle{display:block}.top nav{display:none;flex-basis:100%;flex-direction:column;align-items:stretch}
  body.navopen .top nav{display:flex}.top nav>a{padding:11px 12px}.top .who{margin:8px 0 4px}
}

/* cards & layout */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px;margin:0 0 16px;box-shadow:var(--sh)}
.card.flush{padding:0;overflow-x:auto}
.narrow{max-width:420px;margin:24px auto}.narrowish{max-width:760px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:0 14px}
.grid2>.card{margin-bottom:16px}
@media (max-width:720px){.grid2,.grid3{grid-template-columns:1fr}.hide-s{display:none}}
.pagehead{display:flex;justify-content:space-between;align-items:flex-end;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.btns{display:flex;gap:8px;flex-wrap:wrap;align-items:center}

/* forms */
label{display:block;font-size:.88rem;font-weight:600;color:var(--ink2);margin:0 0 12px}
input,select,textarea{display:block;width:100%;margin-top:5px;font:inherit;font-weight:400;color:var(--ink);background:#fff;border:1px solid #cfd3e3;border-radius:10px;padding:10px 12px;min-height:44px}
textarea{min-height:auto;resize:vertical}
input:focus,select:focus,textarea:focus{outline:2px solid var(--pri);outline-offset:0;border-color:var(--pri)}
input[type=checkbox],input[type=radio]{display:inline-block;width:20px;height:20px;min-height:0;margin:0 8px 0 0;vertical-align:middle;accent-color:var(--pri)}
label.check{font-weight:400;color:var(--ink);display:flex;align-items:flex-start;gap:2px}
label.check input{margin-top:2px;flex:none}
.checks{display:flex;gap:16px;flex-wrap:wrap}
fieldset{border:1px solid var(--line);border-radius:12px;padding:12px 14px 4px;margin:0 0 14px}legend{font-weight:700;padding:0 6px}
.label{font-weight:600;font-size:.88rem;color:var(--ink2);margin:.8em 0 .4em}
.inlineform{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin:8px 0}
.inlineform input,.inlineform select{width:auto;flex:1 1 160px;margin:0}
.filters{display:flex;gap:10px;flex-wrap:wrap;align-items:center;padding:12px}
.filters input,.filters select{width:auto;flex:1 1 170px;margin:0}.filters label.check{margin:0}
details{margin:8px 0 12px}summary{cursor:pointer;color:var(--pri);font-weight:600;padding:6px 0}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;font:inherit;font-weight:600;font-size:.94rem;padding:9px 16px;min-height:42px;border-radius:10px;border:1px solid #cfd3e3;background:#fff;color:var(--ink);cursor:pointer;text-decoration:none!important;white-space:nowrap}
.btn:hover{border-color:var(--pri);color:var(--pri)}
.btn.primary{background:var(--pri);border-color:var(--pri);color:#fff}.btn.primary:hover{filter:brightness(1.08);color:#fff}
.btn.ghost{background:transparent}.btn.danger,.linkbtn.danger{color:var(--err)}
.btn.small{padding:5px 10px;min-height:32px;font-size:.84rem}
.btn.wide{width:100%}.btn.big{min-height:56px;font-size:1.1rem;margin-top:8px}
.linkbtn{background:none;border:0;padding:0;font:inherit;color:var(--pri);cursor:pointer;text-decoration:underline}

/* flashes, tags */
.flashes{margin-bottom:12px}
.flash{padding:11px 14px;border-radius:10px;margin:0 0 8px;background:var(--info-bg);border:1px solid #c5d0fb}
.flash.ok{background:var(--ok-bg);border-color:#b2f2bb}.flash.error{background:var(--err-bg);border-color:#ffc9c9;color:#8f1d1d}
.flash.warn{background:var(--warn-bg);border-color:#ffd8a8;color:#7a2e0b}
a.flash{color:var(--ink);font-weight:600}
.big-flash{font-size:1.05rem}.pw{font-size:1.3rem;padding:.2em .5em;letter-spacing:.06em}
.tag{display:inline-block;font-size:.74rem;font-weight:600;padding:2px 8px;border-radius:99px;background:#eef0f7;color:var(--ink2);vertical-align:middle}
.tag.warn{background:var(--warn-bg);color:var(--warn)}.tag.ok{background:var(--ok-bg);color:var(--ok)}
.tag.alert{background:#fff0f6;color:#a61e4d}
.chip{display:inline-block;font-size:.76rem;font-weight:600;padding:2px 9px;border-radius:99px;color:var(--c);background:color-mix(in srgb,var(--c) 13%,#fff);border:1px solid color-mix(in srgb,var(--c) 30%,#fff);white-space:nowrap;vertical-align:middle}
.chip.none{--c:#868e96}
.dot{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--c);flex:none;margin-right:8px;vertical-align:middle}
.yes{color:var(--ok);font-weight:600}.no{color:var(--err);font-weight:600}.warn-t{color:var(--warn);font-weight:600}
.count{display:inline-block;min-width:26px;text-align:center;background:#eef0f7;border-radius:99px;font-size:.8rem;padding:1px 8px;color:var(--ink2);margin-left:4px}

/* 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 .row{display:flex;align-items:center;gap:8px;padding:11px 4px;color:var(--ink);flex-wrap:wrap}
.list .row:hover{background:#fafbff;text-decoration:none}
.plain{list-style:none;padding:0;margin:0 0 8px}.plain li{padding:5px 0}
.cols{columns:2 260px}
.tbl{width:100%;border-collapse:collapse;font-size:.93rem}
.tbl th{text-align:left;font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:600;padding:10px 12px;border-bottom:1px solid var(--line);background:#fafbfe}
.tbl td{padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
.tbl tr:last-child td{border-bottom:0}.tbl .num{text-align:right;font-variant-numeric:tabular-nums}
.tbl tr.link{cursor:pointer}.tbl tr.link:hover td{background:#fafbff}
.tbl tr.total td{font-weight:600;background:#fafbfe}.tbl.small td{padding:7px 8px}
.tbl input,.tbl select{margin:0;min-height:36px;padding:6px 8px}
.tbl tr.dim td{opacity:.55}
.dl{display:grid;grid-template-columns:max-content 1fr;gap:6px 16px;margin:0}
.dl dt{color:var(--muted);font-size:.88rem}.dl dd{margin:0}
.pre{white-space:pre-wrap}
.st{font-size:.78rem;font-weight:600;padding:2px 8px;border-radius:99px;text-transform:capitalize}
.st.present{background:var(--ok-bg);color:var(--ok)}.st.visitor{background:var(--info-bg);color:var(--pri)}.st.absent{background:#f1f3f5;color:#868e96}

/* dashboard */
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:16px}
.kpi{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:14px 16px;box-shadow:var(--sh)}
.kpi span{display:block;font-size:.82rem;color:var(--muted)}.kpi b{font-size:1.9rem;font-variant-numeric:tabular-nums}
.kpi.warnk b{color:var(--warn)}
@media (max-width:720px){.kpis{grid-template-columns:1fr 1fr}}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px}
.tile{display:block;background:#fff;border:1px solid var(--line);border-left:6px solid var(--c);border-radius:var(--r);padding:18px;color:var(--ink);box-shadow:var(--sh)}
.tile b{display:block;font-size:1.1rem}.tile span{color:var(--muted)}.tile:hover{text-decoration:none;border-color:var(--c)}

/* desk */
.deskbar{display:flex;gap:12px;align-items:flex-start;flex-wrap:wrap}
.scanbtn{min-height:56px;font-size:1.05rem;flex:none}
.searchwrap{flex:1 1 260px;position:relative}
.searchwrap input{margin:0;min-height:56px;font-size:1.05rem}
.results{margin-top:6px}
.results a{display:flex;gap:10px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:10px;margin-top:6px;color:var(--ink);background:#fff;flex-wrap:wrap}
.results a:hover{border-color:var(--pri);text-decoration:none}
.results .state{margin-left:auto}
.scanner{position:fixed;inset:0;background:rgba(10,12,35,.85);z-index:50;display:flex;align-items:center;justify-content:center;padding:16px}
.scanner[hidden]{display:none}
.scanbox{background:#fff;border-radius:16px;padding:14px;width:min(440px,100%)}
#reader{width:100%;border-radius:10px;overflow:hidden}
.kid .kidhead{display:flex;gap:16px;align-items:center}
.avatar{width:64px;height:64px;border-radius:18px;background:var(--c);color:#fff;font-weight:800;font-size:1.4rem;display:flex;align-items:center;justify-content:center;flex:none}
.kid h1{margin:0}
.qr img{display:block;border:1px solid var(--line);border-radius:8px}
@media (max-width:560px){.qr{display:none}}
.choices{display:grid;gap:8px;margin:0 0 12px}.choices.row{grid-template-columns:repeat(auto-fit,minmax(140px,1fr))}
.choice{display:flex;align-items:center;gap:6px;border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;margin:0;font-weight:400;cursor:pointer;min-height:52px}
.choice:has(input:checked){border-color:var(--pri);background:#f3f4ff}
.ok-soft{background:var(--ok-bg);border-color:#b2f2bb}
.restricted{border:1.5px dashed #e599b6;background:#fffafc}
.note{border-top:1px solid var(--line);padding:8px 0}

/* class register */
.classhead{border-left:6px solid var(--c);padding-left:12px}
.stats{display:flex;gap:16px;flex-wrap:wrap;font-size:.92rem}.stats b{font-size:1.3rem}
.register{padding:6px 14px}
.reg-row{display:flex;align-items:center;gap:10px;padding:10px 0;border-top:1px solid var(--line)}
.reg-row:first-child{border-top:0}
.reg-row .who{flex:1;min-width:0}.reg-row .who b{display:block}
.seg{display:flex;border:1px solid #cfd3e3;border-radius:10px;overflow:hidden;flex:none}
.seg button{font:inherit;font-size:.9rem;font-weight:600;border:0;background:#fff;padding:10px 14px;min-height:44px;cursor:pointer;color:var(--ink2)}
.seg button+button{border-left:1px solid #cfd3e3}
.reg-row[data-status=present] [data-s=present],.reg-row[data-status=visitor] [data-s=visitor]{background:var(--ok);color:#fff}
.reg-row[data-status=absent] [data-s=absent]{background:#868e96;color:#fff}
.reg-row.busy{opacity:.5}

/* reports */
.trend{display:flex;gap:10px;align-items:flex-end;overflow-x:auto;padding-bottom:4px}
.tcol{flex:1 0 70px;text-align:center}
.bars{display:flex;align-items:flex-end;gap:2px;height:150px;border-bottom:1px solid var(--line)}
.bar{flex:1;background:var(--c);border-radius:4px 4px 0 0;min-height:2px;position:relative}
.bar span{position:absolute;top:-17px;left:0;right:0;font-size:.68rem;color:var(--muted)}
.tlabel{font-size:.78rem;color:var(--muted);margin-top:4px}
.legend{display:flex;gap:14px;flex-wrap:wrap;margin-top:12px;font-size:.84rem}

/* login / public */
body.auth{background:linear-gradient(160deg,#14163a 0,#2b2f7a 60%,#3843d1 100%);min-height:100vh}
body.auth .foot{color:#b7bad8}
.login{text-align:center;margin-top:10vh}.login form{text-align:left}
.logo{width:64px;height:64px}
.big{font-size:3rem}
body.public{background:#fdf9ef}
.hero{display:flex;gap:14px;align-items:center;margin:8px 0 18px}.hero img{width:56px;height:56px}.hero h1{margin:0}.hero p{margin:0;color:var(--muted)}
.regform{max-width:820px}
.kidset{background:#fcfcff}

/* print cards */
body.print{background:#fff}
.printbar{display:flex;gap:14px;align-items:center;flex-wrap:wrap;padding:12px 16px;border-bottom:1px solid var(--line);position:sticky;top:0;background:#fff}
.printbar select{width:auto;margin:0}
.cards{display:grid;grid-template-columns:repeat(auto-fill,85.6mm);gap:4mm;padding:8mm;justify-content:center}
.qcard{width:85.6mm;height:54mm;border:1px dashed #adb5bd;border-radius:3mm;overflow:hidden;break-inside:avoid;display:flex;flex-direction:column;background:#fff}
.qtop{background:var(--c);color:#fff;font-weight:700;font-size:9pt;padding:1.6mm 3mm}
.qbody{flex:1;display:flex;align-items:center;gap:3mm;padding:2mm 3mm}
.qimg svg{width:36mm;height:36mm;display:block}
.qtxt{display:flex;flex-direction:column;line-height:1.15;min-width:0}
.qtxt b{font-size:17pt;word-break:break-word}.qtxt span{font-size:11pt}
.qtxt small{font-size:8.5pt;color:#555;margin-top:1.5mm}.qtxt .code{font-family:ui-monospace,monospace;margin-top:.5mm}
@media print{.noprint{display:none!important}.cards{padding:0;gap:3mm}@page{size:A4;margin:10mm}}