:root{
  --navy:#14306b;--navy-2:#0d2250;--saffron:#e8862a;--saffron-2:#c96d17;
  --ink:#1d2433;--muted:#64708a;--line:#e3e7ef;--bg:#f4f6fb;--card:#fff;
  --red:#c0392b;--green:#1e8e5a;--radius:12px;--shadow:0 2px 12px rgba(20,48,107,.07);
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:"Segoe UI",system-ui,-apple-system,Roboto,"Noto Sans",sans-serif;font-size:15px;color:var(--ink);background:var(--bg);line-height:1.5}
a{color:var(--navy)}
h1,h2,h3,h4{margin:0 0 .4em;line-height:1.25}
h3{font-size:17px;color:var(--navy)}
p{margin:.3em 0 .8em}
input,select,textarea,button{font:inherit;color:inherit}
input,select,textarea{width:100%;padding:8px 10px;border:1px solid #cfd6e4;border-radius:8px;background:#fff;min-height:38px}
input:focus,select:focus,textarea:focus{outline:2px solid rgba(232,134,42,.35);border-color:var(--saffron)}
input[type=checkbox],input[type=radio]{width:auto;min-height:0}
label{display:block;font-size:13px;color:var(--muted);font-weight:600}
label input,label select,label textarea{margin-top:4px;font-weight:400;color:var(--ink);font-size:15px}
label.chk{display:flex;align-items:center;gap:8px;font-weight:500;color:var(--ink);font-size:14px}
.muted{color:var(--muted)}.small{font-size:13px}.red{color:var(--red)}.green{color:var(--green)}
.r{text-align:right}.c{text-align:center}.nowrap{white-space:nowrap}.mt{margin-top:14px}.mb{margin-bottom:14px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:8px 16px;border-radius:8px;border:1px solid #cfd6e4;background:#fff;color:var(--ink);text-decoration:none;font-weight:600;cursor:pointer;min-height:38px;white-space:nowrap}
.btn:hover{border-color:var(--navy);color:var(--navy)}
.btn.primary{background:var(--saffron);border-color:var(--saffron);color:#fff}
.btn.primary:hover{background:var(--saffron-2);border-color:var(--saffron-2);color:#fff}
.btn.ghost{background:transparent}
.btn.danger{background:#fff;border-color:var(--red);color:var(--red)}
.btn.danger:hover{background:var(--red);color:#fff}
.btn.sm{padding:4px 10px;min-height:30px;font-size:13px}
.btn.big{padding:12px 22px;font-size:16px}
.btn.block{width:100%}
button.link{background:none;border:0;color:var(--saffron-2);cursor:pointer;padding:0}
.row-gap{display:flex;flex-wrap:wrap;gap:8px;align-items:center}

/* app shell */
body.app{display:grid;grid-template-columns:250px 1fr;grid-template-rows:auto 1fr;min-height:100vh}
.side{grid-row:1/3;background:var(--navy-2);color:#cfd8ee;position:sticky;top:0;height:100vh;overflow-y:auto;padding-bottom:30px}
.brand{display:flex;gap:10px;align-items:center;padding:16px 16px 12px;text-decoration:none;color:#fff;border-bottom:1px solid rgba(255,255,255,.08)}
.brand img{width:42px;height:42px;border-radius:50%;background:#fff}
.brand b{display:block;font-size:14px;letter-spacing:.3px}.brand small{color:#9fb0d6;font-size:12px}
.side nav{padding:8px}
.nav-h{font-size:11px;text-transform:uppercase;letter-spacing:1.2px;color:#7f92bd;margin:14px 10px 4px}
.side nav a{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:8px;color:#dfe6f5;text-decoration:none;font-size:14px}
.side nav a:hover{background:rgba(255,255,255,.07)}
.side nav a.on{background:var(--saffron);color:#fff}
.top{display:flex;align-items:center;gap:12px;padding:10px 22px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.top .menu{display:none;background:none;border:0;font-size:22px;cursor:pointer}
.top .search{flex:1;max-width:460px}
.top .ay select{min-width:150px}
.who{display:flex;align-items:center;gap:10px;margin-left:auto;text-align:right}
.who span{font-weight:600;font-size:14px;line-height:1.2}.who small{display:block;color:var(--muted);font-weight:400;font-size:12px}
.main{padding:20px 22px 60px;min-width:0}
.page-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.page-title h1{font-size:22px;color:var(--navy-2);margin:0}

/* cards & grids */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;margin-bottom:16px}
.card-h{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}
.card-h h3{margin:0}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}.grid2>.card{margin-bottom:0}.grid2{margin-bottom:16px}
.kpis{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px;margin-bottom:16px}
.kpis.three{grid-template-columns:repeat(3,1fr)}
.kpi{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:14px 16px;text-decoration:none;color:var(--ink);border-top:3px solid var(--navy)}
.kpi.warn{border-top-color:var(--saffron)}
.kpi span{display:block;font-size:13px;color:var(--muted)}.kpi b{display:block;font-size:24px;color:var(--navy-2);margin:2px 0}.kpi small{color:var(--muted);font-size:12px}
a.kpi:hover{box-shadow:0 4px 18px rgba(20,48,107,.14)}
.hello{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px}
.hello h2{color:var(--navy);margin:0}
.bars .bar-row{display:grid;grid-template-columns:110px 1fr 40px;gap:8px;align-items:center;font-size:13px;margin:5px 0}
.bars .bar-row div{background:#eef1f7;border-radius:4px;height:12px}.bars i{display:block;height:12px;border-radius:4px;background:var(--navy)}
.bars b{text-align:right}

/* forms */
.filters{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end}
.filters label{flex:1 1 150px;max-width:260px}
.filters .quick{font-size:13px;flex-basis:100%}
.form h3{margin-top:10px;border-bottom:1px solid var(--line);padding-bottom:6px}
.cols{display:grid;grid-template-columns:repeat(4,1fr);gap:12px 16px;margin-bottom:14px}
.cols .w2{grid-column:span 2}.cols .w3{grid-column:span 3}
.inline-form{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.inline-form input,.inline-form select{width:auto;flex:1 1 140px}
.inline-form label{display:flex;align-items:center;gap:6px}
.w-xs{width:70px!important}.w-sm{width:110px!important}
.big-search{display:flex;gap:10px;align-items:flex-end}.big-search label{flex:1}.big-search input{font-size:18px;padding:12px}
.line{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:6px 0;border-bottom:1px dashed var(--line)}
.danger-zone{margin-top:16px;border-top:1px solid #f1d5d0;padding-top:12px}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.chip{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border:1px solid var(--line);border-radius:999px;font-size:13px;text-decoration:none;color:var(--ink);background:#fff;margin:2px}
.chip.on{background:var(--navy);border-color:var(--navy);color:#fff}
.chip-select{width:auto;min-height:30px;padding:3px 8px;font-size:13px}
details summary{cursor:pointer;color:var(--saffron-2);font-weight:600;margin:10px 0}

/* tables */
.tbl-wrap{overflow-x:auto}
.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th{background:#f3f5fa;color:var(--muted);font-weight:600;text-align:left;padding:9px 10px;border-bottom:1px solid var(--line);white-space:nowrap}
.tbl td{padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:middle}
.tbl tfoot td{font-weight:700;background:#fafbfe}
.tbl.compact td,.tbl.compact th{padding:6px 8px}
.tbl tr.cancelled td{color:#9aa3b5;text-decoration:line-through}.tbl tr.cancelled td .tag{text-decoration:none}
.tbl tr.future td{color:#a2abbd}
.tbl tr.bad td{background:#fff5f3}
.tbl.pay input.amt{width:110px;text-align:right}
.tbl.grid-in input{width:72px;padding:6px;text-align:right;min-height:32px}
.tbl.grid-in td{padding:4px}
.tbl.register{font-size:12px}.tbl.register td,.tbl.register th{padding:4px 5px;text-align:center}.tbl.register td:nth-child(2){text-align:left}
.st-A{color:var(--red);font-weight:700}.st-L{color:var(--saffron-2);font-weight:700}
.tag{display:inline-block;padding:1px 8px;border-radius:999px;background:#eef1f7;color:var(--muted);font-size:11px;font-weight:700;text-decoration:none;vertical-align:middle}
.tag.red{background:#fde8e5;color:var(--red)}.tag.green{background:#e3f5ec;color:var(--green)}
.pager{display:flex;flex-wrap:wrap;gap:4px;margin-top:12px}.pager a{padding:4px 10px;border:1px solid var(--line);border-radius:6px;text-decoration:none}.pager a.on{background:var(--navy);color:#fff}
.dl{display:grid;grid-template-columns:140px 1fr;gap:4px 12px;margin:0}.dl dt{color:var(--muted);font-size:13px}.dl dd{margin:0}

/* attendance radios */
.radio{display:inline-flex;cursor:pointer}
.radio input{position:absolute;opacity:0}
.radio span{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;border:2px solid var(--line);font-weight:700;color:var(--muted)}
.radio.p input:checked+span{background:var(--green);border-color:var(--green);color:#fff}
.radio.a input:checked+span{background:var(--red);border-color:var(--red);color:#fff}
.radio.l input:checked+span{background:var(--saffron);border-color:var(--saffron);color:#fff}
.radio input:focus-visible+span{outline:2px solid var(--navy)}

/* profile */
.profile{display:flex;flex-wrap:wrap;align-items:center;gap:16px}
.profile .grow{flex:1;min-width:220px}.profile h2{margin:0;color:var(--navy-2)}.profile p{margin:2px 0}
.avatar{width:56px;height:56px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-size:24px;font-weight:700}

/* collect */
.pay-foot{display:grid;grid-template-columns:1fr 300px;gap:18px;margin-top:14px;align-items:start}
.pay-foot .cols{grid-template-columns:repeat(3,1fr)}
.total-box{background:var(--navy-2);color:#fff;border-radius:var(--radius);padding:18px;display:flex;flex-direction:column;gap:6px}
.total-box span{color:#b9c6e4;font-size:13px}.total-box b{font-size:32px}.total-box small{color:#b9c6e4;min-height:2.4em}

/* flash, login */
.flash{padding:10px 14px;border-radius:8px;margin-bottom:14px;background:#e3f5ec;color:#145c3b;border:1px solid #bfe6d2}
.flash.err{background:#fde8e5;color:#8f2418;border-color:#f5c4bc}
body.bare{background:linear-gradient(140deg,var(--navy-2),var(--navy) 60%,#24468f)}
.center{min-height:100vh;display:grid;place-items:center;padding:20px}
.login{width:100%;max-width:400px}
.login-brand{text-align:center;color:#fff;margin-bottom:16px}
.login-brand img{width:84px;height:84px;border-radius:50%;background:#fff;margin:0 auto 8px;display:block}
.login-brand h1{font-size:22px;letter-spacing:.5px;margin:0}.login-brand p{color:#c4cfe9;margin:4px 0}
.login .card{padding:24px}.login label{margin-bottom:12px}.login h2{font-size:18px;color:var(--navy)}

/* receipt */
.print-sheet{background:#fff;max-width:820px;margin:0 auto;padding:10px;box-shadow:var(--shadow);border-radius:var(--radius)}
.rcpt{position:relative;border:1.5px solid #333;padding:14px 18px;color:#111;font-size:13px;overflow:hidden}
.rcpt-head{display:flex;gap:12px;align-items:center;border-bottom:1.5px solid #333;padding-bottom:8px}
.rcpt-head img{width:58px;height:58px}
.rcpt-head h2{font-size:20px;margin:0;color:#111;letter-spacing:.5px}.rcpt-head p{margin:0}
.copy-label{margin-left:auto;align-self:flex-start;border:1px solid #333;padding:1px 8px;font-size:11px;font-weight:700;text-transform:uppercase}
.rcpt-title{text-align:center;font-weight:800;letter-spacing:2px;margin:6px 0}
.rcpt-info{width:100%;border-collapse:collapse;margin-bottom:6px}.rcpt-info td{padding:2px 0}
.rcpt-items{width:100%;border-collapse:collapse}
.rcpt-items th,.rcpt-items td{border:1px solid #555;padding:4px 8px}.rcpt-items th{background:#f0f0f0;text-align:left}
.rcpt-items tfoot td{font-weight:800}
.words{font-weight:700;margin:6px 0 2px}
.rcpt-foot{display:flex;justify-content:space-between;align-items:flex-end;margin-top:10px;gap:20px}.rcpt-foot span:last-child{text-align:center;min-width:160px}
.cut{border-top:1.5px dashed #888;margin:14px 0}
.rcpt.void .void-stamp{position:absolute;top:40%;left:50%;transform:translate(-50%,-50%) rotate(-18deg);font-size:60px;font-weight:900;color:rgba(192,57,43,.28);border:6px solid rgba(192,57,43,.28);padding:0 20px}
.print-title{display:none}

@media (max-width:1000px){
  .cols{grid-template-columns:repeat(2,1fr)}.cols .w3{grid-column:span 2}
  .pay-foot{grid-template-columns:1fr}.pay-foot .cols{grid-template-columns:repeat(2,1fr)}
  .grid2{grid-template-columns:1fr}
}
@media (max-width:820px){
  body.app{grid-template-columns:1fr}
  .side{position:fixed;left:-270px;width:260px;z-index:50;transition:left .2s}
  body.nav-open .side{left:0;box-shadow:0 0 40px rgba(0,0,0,.4)}
  .top{padding:8px 12px;flex-wrap:wrap}.top .menu{display:block}
  .top .search{order:5;flex-basis:100%;max-width:none}
  .who span{display:none}
  .main{padding:14px 12px 50px}
  .kpis.three{grid-template-columns:1fr}
  .cols,.pay-foot .cols{grid-template-columns:1fr}.cols .w2,.cols .w3{grid-column:auto}
  .filters label{max-width:none}
  .dl{grid-template-columns:110px 1fr}
}
@media print{
  @page{size:A4;margin:10mm}
  body.app{display:block;background:#fff}
  .side,.top,.no-print,.page-title,.flash,.filters{display:none!important}
  .main{padding:0}
  .card,.kpi{box-shadow:none;border:1px solid #ccc}
  .print-title{display:block}.print-title h2{font-size:16px}
  .print-sheet{box-shadow:none;max-width:none;padding:0}
  .rcpt{page-break-inside:avoid}
  a{color:inherit;text-decoration:none}
}

/* phone: fee table shows only what is needed to collect */
@media (max-width:820px){
  .tbl.pay th:nth-child(3),.tbl.pay td:nth-child(3),.tbl.pay th:nth-child(4),.tbl.pay td:nth-child(4){display:none}
  .tbl.pay input.amt{width:88px}
  .tbl.pay td,.tbl.pay th{padding:6px}
}
/* two receipt copies on one A4 sheet */
@media print{
  .rcpt{font-size:11.5px;padding:8px 12px}
  .rcpt-head{padding-bottom:5px}.rcpt-head img{width:44px;height:44px}.rcpt-head h2{font-size:17px}
  .rcpt-title{margin:3px 0}.rcpt-items th,.rcpt-items td{padding:2px 6px}
  .rcpt-foot{margin-top:6px}
  .cut{margin:8px 0}
  .rcpt.void .void-stamp{font-size:44px}
}