/* FideLearn - notice board (screen + print) */
:root {
  color-scheme: light only;
  --text: #0f172a; --muted: #5b6475; --border: #dfe5ee; --soft: #f5f7fb;
  --primary: #1d4ed8; --primary-weak: #eaf1ff; --gold: #b7791f; --gold-weak: #fff6e0;
  --silver-weak: #f1f4f8; --bronze-weak: #fbefe6;
}
* { box-sizing: border-box; }
body { margin: 0; background: #fff; color: var(--text); font: 16px/1.5 Inter, "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif; }
a { color: var(--primary); }
.muted { color: var(--muted); }

.nb-top { border-bottom: 4px solid var(--primary); background: #fff; }
.nb-top .inner { max-width: 1200px; margin: 0 auto; padding: 18px 24px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.nb-top img { width: 52px; height: 52px; }
.nb-school { font-size: 1.5rem; font-weight: 800; line-height: 1.15; }
.nb-sub { color: var(--muted); font-size: .95rem; }
.nb-top form { margin-left: auto; display: flex; gap: 8px; align-items: center; }
.nb-top select { min-height: 42px; padding: 6px 10px; border: 1.5px solid #c9d2df; border-radius: 8px; font: inherit; max-width: 360px; background: #fff; }
.btn { display: inline-flex; align-items: center; gap: 6px; min-height: 42px; padding: 8px 16px; border-radius: 8px; border: 1.5px solid #c9d2df; background: #fff; color: var(--text); font: 600 .95rem/1 inherit; text-decoration: none; cursor: pointer; }
.btn:hover { background: var(--soft); }
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }

.nb-main { max-width: 1200px; margin: 0 auto; padding: 24px; }
.nb-details { display: grid; grid-template-columns: 1fr auto; gap: 20px; align-items: start; padding: 22px 24px; border: 1px solid var(--border); border-radius: 14px; background: var(--soft); }
.nb-details h1 { margin: 0 0 4px; font-size: 1.7rem; letter-spacing: -.01em; }
.nb-meta { color: var(--muted); font-weight: 600; }
.topics { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.topics span { padding: 3px 10px; border-radius: 999px; background: #fff; border: 1px solid var(--border); font-size: .85rem; }
.nb-stats { display: flex; gap: 12px; }
.nb-stats div { background: #fff; border: 1px solid var(--border); border-radius: 10px; padding: 10px 16px; text-align: center; min-width: 110px; }
.nb-stats b { display: block; font-size: 1.5rem; }
.nb-stats span { font-size: .75rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }

.table-wrap { overflow-x: auto; margin-top: 22px; border: 1px solid var(--border); border-radius: 14px; }
table.rank { width: 100%; border-collapse: collapse; font-size: 1rem; }
table.rank th { background: #0f2a5f; color: #fff; text-align: left; padding: 12px 14px; font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; white-space: nowrap; }
table.rank td { padding: 11px 14px; border-top: 1px solid var(--border); }
table.rank .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
table.rank .pos { width: 70px; font-weight: 800; }
table.rank .name { font-weight: 600; white-space: nowrap; }
table.rank .total { font-weight: 800; }
table.rank tbody tr:nth-child(even) td { background: #fafbfd; }
table.rank tr.p1 td { background: var(--gold-weak) !important; }
table.rank tr.p2 td { background: var(--silver-weak) !important; }
table.rank tr.p3 td { background: var(--bronze-weak) !important; }
.medal { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; font-size: .85rem; font-weight: 800; background: #e7ecf3; }
.p1 .medal { background: #f6c94c; color: #5a3d00; }
.p2 .medal { background: #cfd6e0; color: #2c3440; }
.p3 .medal { background: #e3a777; color: #4b2508; }
.empty { padding: 60px 20px; text-align: center; color: var(--muted); border: 1px dashed var(--border); border-radius: 14px; }
.banner { padding: 10px 16px; border-radius: 10px; background: #fff3d6; color: #8a4b06; border: 1px solid #f4dca0; margin-bottom: 16px; font-weight: 600; }
.nb-foot { max-width: 1200px; margin: 0 auto; padding: 8px 24px 40px; color: var(--muted); font-size: .85rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }

/* ---------- Font Awesome icons ---------- */
.nb-stats i { display: block; color: var(--primary); font-size: 1rem; margin-bottom: 4px; }
.empty-icon { width: 64px; height: 64px; margin: 0 auto 12px; border-radius: 18px; display: grid; place-items: center; background: var(--primary-weak); color: var(--primary); font-size: 1.6rem; }
.empty h2 { margin: 0 0 6px; color: var(--text); }
.btn i, .nb-foot i { font-size: .9em; }
.dept-meta i { color: var(--dept); }

/* ---------- departments ---------- */
.mono { font-family: Consolas, "Roboto Mono", monospace; }
table.rank th small { opacity: .7; font-weight: 600; }
.empty-cell { text-align: center; color: var(--muted); padding: 24px !important; }
.dept-filter { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.dept-filter a { padding: 7px 14px; border-radius: 999px; border: 1px solid var(--border); background: #fff; color: var(--text); text-decoration: none; font-weight: 600; font-size: .9rem; }
.dept-filter a:hover { border-color: var(--primary); color: var(--primary); }
.dept-filter a.on { background: var(--primary); border-color: var(--primary); color: #fff; }
.dept-section { --dept: #0f2a5f; margin-top: 26px; }
.dept-section .table-wrap { margin-top: 10px; border-top: 4px solid var(--dept); }
.dept-section table.rank th { background: var(--dept); background: color-mix(in srgb, var(--dept) 88%, #000); }
.dept-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.dept-head h2 { margin: 0; font-size: 1.35rem; }
.dept-dot { width: 14px; height: 14px; border-radius: 4px; background: var(--dept); }
.dept-subjects { color: var(--muted); font-size: .9rem; }
.dept-meta { margin-left: auto; font-weight: 600; color: var(--muted); font-size: .9rem; }
.dept-name { color: var(--dept); }
.sheet { --dept: #0f2a5f; }
.sheet table.rank th { background: var(--dept); background: color-mix(in srgb, var(--dept) 88%, #000); }
.page-break { break-before: page; page-break-before: always; }
@media screen { .sheet.page-break { margin-top: 40px; border-top: 2px dashed var(--border); } }

/* ---------- print sheet ---------- */
.sheet { max-width: 1000px; margin: 0 auto; padding: 28px 32px; }
.sheet-head { display: flex; align-items: center; gap: 18px; padding-bottom: 14px; border-bottom: 3px double #0f2a5f; }
.sheet-head img { width: 64px; height: 64px; }
.sheet-head .school { font-size: 1.7rem; font-weight: 800; line-height: 1.15; text-transform: uppercase; letter-spacing: .02em; }
.sheet-head .motto { font-style: italic; color: var(--muted); }
.sheet-head .addr { font-size: .9rem; color: var(--muted); }
.sheet-head .brand { margin-left: auto; text-align: right; font-size: .85rem; color: var(--muted); }
.sheet-head .brand b { display: block; color: var(--primary); font-size: 1.05rem; }
.sheet-title { text-align: center; margin: 18px 0 6px; }
.sheet-title h1 { margin: 0; font-size: 1.45rem; text-transform: uppercase; letter-spacing: .04em; }
.sheet-title h2 { margin: 4px 0 0; font-size: 1.1rem; font-weight: 600; }
.sheet-info { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 14px 0; font-size: .92rem; }
.sheet-info div { border: 1px solid var(--border); border-radius: 6px; padding: 6px 10px; }
.sheet-info span { display: block; font-size: .72rem; text-transform: uppercase; color: var(--muted); letter-spacing: .05em; }
.sheet-topics { font-size: .9rem; margin-bottom: 12px; }
/* Printed sheets must fit the page width: headers wrap, cells stay compact. */
.sheet .table-wrap { overflow: visible; }
.sheet table.rank { font-size: .86rem; table-layout: auto; }
.sheet table.rank th { padding: 7px 8px; white-space: normal; line-height: 1.25; vertical-align: bottom; font-size: .7rem; }
.sheet table.rank td { padding: 6px 8px; }
.sheet table.rank .name { white-space: normal; min-width: 120px; }
.signatures { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; margin-top: 48px; }
.signatures div { border-top: 1px solid #333; padding-top: 6px; text-align: center; font-size: .9rem; }
.sheet-foot { margin-top: 24px; font-size: .78rem; color: var(--muted); display: flex; justify-content: space-between; }
.toolbar { max-width: 1000px; margin: 16px auto 0; padding: 0 32px; display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.toolbar label { font-size: .9rem; color: var(--muted); }
.toolbar input { width: 80px; min-height: 40px; padding: 6px 8px; border: 1.5px solid #c9d2df; border-radius: 8px; font: inherit; }

@media print {
  @page { size: A4 portrait; margin: 12mm; }
  .no-print { display: none !important; }
  body { font-size: 11pt; }
  .sheet { padding: 0; max-width: none; }
  table.rank th { color: #fff !important; -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  table.rank tr { page-break-inside: avoid; }
  table.rank thead { display: table-header-group; }
  tr.p1 td, tr.p2 td, tr.p3 td, .medal { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .table-wrap { border: none; overflow: visible; }
}
@media (max-width: 720px) {
  .nb-details { grid-template-columns: 1fr; }
  .nb-top form { margin-left: 0; width: 100%; }
  .nb-top select { flex: 1; }
  .nb-main { padding: 16px; }
  .sheet { padding: 16px; }
  .sheet-info { grid-template-columns: 1fr 1fr; }
  .sheet-head .brand { display: none; }
}