:root{
  --bg:#f5f7fb;
  --card:#ffffff;
  --line:#cfd7e6;
  --text:#1f2a44;
  --muted:#6c7890;
  --yellow:#f8efc2;
  --blue:#d9e8fb;
  --green:#daf0df;
  --pink:#f7dbe7;
  --purple:#eadcf7;
  --gray:#e8ebf0;
}
*{box-sizing:border-box}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}
.login-page{display:flex;min-height:100vh;align-items:center;justify-content:center;padding:24px}
.login-card{width:min(420px,100%);background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:0 10px 25px rgba(0,0,0,.06)}
.login-form{display:grid;gap:16px}
.login-form input{width:100%;padding:14px;border:1px solid var(--line);border-radius:14px;font-size:16px}
.topbar{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:20px 24px;border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:5}
.topbar h1{margin:0;font-size:34px}
.topbar-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.page-wrap{padding:16px}
.muted{color:var(--muted)}
.save-status{margin-bottom:12px;font-size:14px;color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 18px;border:1px solid var(--line);border-radius:18px;background:#fff;color:var(--text);text-decoration:none;font-weight:700;cursor:pointer}
.btn-primary{background:#1f2a44;color:#fff;border-color:#1f2a44}
.btn-ghost{background:transparent}
.alert{padding:12px 14px;border-radius:14px;margin:12px 0}
.alert.error{background:#fde7e7;color:#b12b2b}
.row-grid{display:flex;gap:16px;align-items:flex-start;overflow-x:auto;padding-bottom:4px;margin-bottom:18px}
.block-card{min-width:430px;max-width:430px;border:1px solid #bcc8dc;border-radius:26px;padding:18px}
.block-yellow{background:var(--yellow)}
.block-blue{background:var(--blue)}
.block-green{background:var(--green)}
.block-pink{background:var(--pink)}
.block-purple{background:var(--purple)}
.block-gray{background:var(--gray)}
.block-top{display:flex;gap:12px;justify-content:space-between;align-items:center;margin-bottom:14px}
.block-top select{padding:11px 14px;border-radius:16px;border:1px solid #bfc8d7;background:#fff;font-size:16px}
.block-actions{display:flex;gap:10px;flex-wrap:wrap}
.inputs-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}
.inputs-grid input,.level-input{width:100%;padding:14px 16px;border:1px solid #bfc8d7;border-radius:18px;background:#fff;font-size:18px}
.level-input{margin-bottom:14px}
.attendance-head{display:grid;grid-template-columns:46px minmax(150px,1fr) repeat(5,34px);gap:8px;align-items:center;margin:2px 0 8px 0;padding:0 2px}
.attendance-head .head-label{grid-column:3 / span 5;text-align:center;font-weight:700;letter-spacing:.2em}
.attendance-head .head-cell{font-weight:700;text-align:center;font-size:16px;line-height:1}
.child-row{display:grid;grid-template-columns:46px minmax(150px,1fr) repeat(5,34px);gap:8px;align-items:center;margin-bottom:8px}
.child-number{font-weight:700;font-size:18px;text-align:center}
.child-name{width:100%;padding:10px 12px;border:1px solid #bfc8d7;border-radius:16px;background:#fff;font-size:18px}
.check-cell{display:flex;align-items:center;justify-content:center;position:relative}
.check-cell input{width:24px;height:24px;accent-color:#2f7df6}
.print-symbol{display:none;font-size:22px;line-height:1}
.block-bottom{display:flex;justify-content:space-between;gap:12px;margin-top:12px}
.small-btn{padding:10px 14px;border-radius:14px;border:1px solid #bfc8d7;background:#fff;font-weight:700;cursor:pointer}
.row-footer{display:flex;justify-content:flex-end;margin-top:4px}
.note{font-size:13px;color:var(--muted)}

@media (max-width: 700px){
  .topbar{padding:16px;position:static}
  .topbar h1{font-size:28px}
  .block-card{min-width:360px;max-width:360px}
  .attendance-head,.child-row{grid-template-columns:34px minmax(110px,1fr) repeat(5,30px);gap:6px}
  .child-name{font-size:16px;padding:10px}
}

@media print{
  @page{size:A4 landscape;margin:10mm}
  body{background:#fff}
  .no-print,.topbar{display:none !important}
  .page-wrap{padding:0}
  .row-print-page{page-break-after:always;break-after:page;margin:0 0 8mm 0}
  .row-grid{overflow:visible;display:flex;gap:8mm;align-items:flex-start;margin:0}
  .block-card{
    min-width:0;
    width:calc((100% - 16mm) / 3);
    max-width:none;
    border-radius:14px;
    padding:8px;
    border-color:#8e9ab0;
    break-inside:avoid;
  }
  .block-top{margin-bottom:6px}
  .block-top select,
  .block-top button,
  .block-bottom,
  .small-btn{display:none !important}
  .inputs-grid{gap:6px;margin-bottom:6px}
  .inputs-grid input,.level-input,.child-name{
    font-size:11px;
    padding:6px 8px;
    border-radius:8px;
    border-color:#8e9ab0;
    color:#111;
  }
  .level-input{margin-bottom:6px}
  .attendance-head,.child-row{
    grid-template-columns:22px minmax(74px,1fr) repeat(5,18px);
    gap:4px;
  }
  .attendance-head{margin-bottom:4px}
  .attendance-head .head-label{font-size:10px;letter-spacing:.15em}
  .attendance-head .head-cell{font-size:10px}
  .child-row{margin-bottom:3px}
  .child-number{font-size:11px}
  .check-cell input{display:none !important}
  .print-symbol{display:inline;font-size:13px}
}