:root { --ink:#1c2430; --sub:#6b7480; --line:#e3e7ec; --blue:#1f6feb; --red:#d93636; --amber:#c77700; --green:#1d8a4a; --bg:#f5f7fa; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 14px "Malgun Gothic", "Apple SD Gothic Neo", sans-serif; }
header { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; padding: 16px 24px; background: #fff; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
h1 { margin: 0; font-size: 20px; }
#stamp { color: var(--sub); font-size: 12px; }
.tools { margin-left: auto; display: flex; gap: 8px; }
button, .file { padding: 8px 14px; border: 1px solid var(--line); border-radius: 8px; background: #fff; font: inherit; cursor: pointer; }
button:hover, .file:hover { border-color: var(--blue); color: var(--blue); }
#btn-xlsx { background: var(--green); border-color: var(--green); color: #fff; }
#btn-pdf { background: var(--blue); border-color: var(--blue); color: #fff; }
.file input { display: none; }
.hidden { display: none !important; }
.drop { margin: 40px auto; max-width: 640px; padding: 60px 20px; text-align: center; border: 2px dashed #b9c2cc; border-radius: 16px; background: #fff; color: var(--sub); line-height: 1.8; }
.drop.over { border-color: var(--blue); background: #eef4ff; }
#main { padding: 18px 24px 40px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin-bottom: 14px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; }
.card .k { color: var(--sub); font-size: 12px; }
.card .v { font-size: 22px; font-weight: bold; margin-top: 4px; }
.card.red .v { color: var(--red); } .card.amber .v { color: var(--amber); }
.filters { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
.filters input, .filters select { padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; font: inherit; background: #fff; }
.filters input { flex: 1; min-width: 200px; }
.colpick { background: #fff; border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; margin-bottom: 10px; display: flex; flex-wrap: wrap; gap: 6px 14px; }
.colpick label { white-space: nowrap; }
.group { margin-top: 16px; }
.group h2 { font-size: 15px; margin: 0 0 6px; display: flex; gap: 10px; align-items: baseline; }
.group h2 small { color: var(--sub); font-weight: normal; }
table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--line); }
th, td { padding: 7px 9px; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; }
th { background: #f0f3f7; font-size: 12px; color: #39424e; cursor: pointer; position: sticky; top: 64px; }
td.num { text-align: right; font-variant-numeric: tabular-nums; }
tr.late td { background: #fff1f1; } tr.soon td { background: #fff8e8; }
tr.sum td { background: #f7f9fb; font-weight: bold; }
.badge { display: inline-block; padding: 1px 8px; border-radius: 10px; font-size: 12px; background: #eef1f4; }
.badge.late { background: #fde2e2; color: var(--red); } .badge.soon { background: #fdf0d5; color: var(--amber); } .badge.done { background: #def3e6; color: var(--green); }
@media print {
  @page { size: A4 landscape; margin: 10mm; }
  body { background: #fff; font-size: 11px; }
  .no-print { display: none !important; }
  header { position: static; padding: 0 0 8px; border: 0; }
  #main { padding: 0; }
  th { position: static; }
  .group { break-inside: auto; }
  tr { break-inside: avoid; }
}