/* NAC Graduation Photo Album — one stylesheet, no build step. */

:root {
  --blue: #00539C;
  --blue-dark: #003b70;
  --gold: #A67C00;
  --ink: #0f172a;
  --muted: #64748b;
  --line: #e2e8f0;
  --bg: #f1f5f9;
  --ok: #16a34a;
  --warn: #b45309;
  --bad: #dc2626;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", Inter, system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
  font-size: 15px;
}

/* ── top bar ─────────────────────────────────────────────────────────── */
.topbar {
  display: flex; align-items: center; gap: 1rem;
  background: var(--blue); color: #fff; padding: .7rem 1rem;
  position: sticky; top: 0; z-index: 50;
}
.topbar .brand { display: flex; flex-direction: column; line-height: 1.2; }
.topbar .brand span { font-size: .78rem; opacity: .8; }
.topbar .who { margin-left: auto; display: flex; align-items: center; gap: .5rem; }
.topbar .who > span { display: flex; flex-direction: column; text-align: right; line-height: 1.2; font-size: .85rem; }
.topbar .who em { font-style: normal; font-size: .72rem; opacity: .75; }
.menu-btn {
  display: none; background: rgba(255,255,255,.15); color: #fff; border: 0;
  border-radius: 8px; font-size: 1.2rem; padding: .35rem .7rem; cursor: pointer;
}

/* ── shell ───────────────────────────────────────────────────────────── */
.shell { display: flex; min-height: calc(100vh - 56px); }
.side {
  width: 210px; flex: 0 0 210px; background: #fff; border-right: 1px solid var(--line);
  padding: 1rem .6rem; display: flex; flex-direction: column; gap: .15rem;
}
.side a {
  display: block; padding: .6rem .8rem; border-radius: 8px;
  color: #334155; text-decoration: none; font-weight: 500;
}
.side a:hover { background: #f1f5f9; }
.side a.on { background: rgba(0,83,156,.1); color: var(--blue); font-weight: 700; }
.main { flex: 1; padding: 1.5rem; min-width: 0; }
.main-plain { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.nav-backdrop { display: none; }

/* ── type ────────────────────────────────────────────────────────────── */
h1 { font-size: 1.5rem; margin: 0 0 .25rem; color: var(--blue); }
h2 { font-size: 1.15rem; margin: 0 0 .75rem; color: #334155; }
.sub { color: var(--muted); margin: 0 0 1.25rem; }

/* ── cards ───────────────────────────────────────────────────────────── */
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.25rem; margin-bottom: 1rem;
}
.card-tight { padding: .9rem 1rem; }

/* ── forms ───────────────────────────────────────────────────────────── */
label { display: block; font-weight: 600; font-size: .85rem; margin-bottom: .3rem; color: #334155; }
input[type=text], input[type=password], input[type=search], input[type=number], select, textarea {
  width: 100%; padding: .6rem .7rem; border: 1px solid #cbd5e1; border-radius: 8px;
  font: inherit; background: #fff; color: var(--ink);
}
input:focus, select:focus, textarea:focus { outline: 2px solid rgba(0,83,156,.35); border-color: var(--blue); }
input[readonly], input:disabled, select:disabled { background: #f1f5f9; color: #475569; }
.field { margin-bottom: .9rem; }
.grid { display: grid; gap: .9rem; }
.grid-2 { grid-template-columns: 1fr 1fr; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.hint { font-size: .78rem; color: var(--muted); margin-top: .25rem; }

/* ── buttons ─────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  padding: .6rem 1rem; border-radius: 8px; border: 1px solid transparent;
  font: inherit; font-weight: 600; cursor: pointer; text-decoration: none;
  background: #e2e8f0; color: #1e293b; min-height: 42px;
}
.btn:hover { filter: brightness(.96); }
.btn-primary { background: var(--blue); color: #fff; }
.btn-gold    { background: var(--gold); color: #fff; }
.btn-ok      { background: var(--ok); color: #fff; }
.btn-danger  { background: var(--bad); color: #fff; }
.btn-ghost   { background: rgba(255,255,255,.15); color: #fff; }
.btn-sm      { padding: .35rem .7rem; min-height: 34px; font-size: .85rem; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-row { display: flex; gap: .5rem; flex-wrap: wrap; }

/* ── tables ──────────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: .6rem .7rem; text-align: left; border-bottom: 1px solid var(--line); }
th { background: #f8fafc; font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; color: #475569; white-space: nowrap; }
tbody tr:hover { background: #f8fafc; }
td.num, th.num { font-family: ui-monospace, Consolas, monospace; }

/* ── bits ────────────────────────────────────────────────────────────── */
.flash { padding: .75rem 1rem; border-radius: 8px; margin-bottom: 1rem; font-weight: 600; }
.flash-ok   { background: #dcfce7; color: #166534; border: 1px solid #86efac; }
.flash-err  { background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5; }
.flash-warn { background: #fef3c7; color: #92400e; border: 1px solid #fcd34d; }

.tag { display: inline-block; padding: .15rem .5rem; border-radius: 999px; font-size: .72rem; font-weight: 700; }
.tag-done    { background: #dcfce7; color: #166534; }
.tag-pending { background: #fef3c7; color: #92400e; }
.tag-grey    { background: #e2e8f0; color: #475569; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: .9rem; margin-bottom: 1.25rem; }
.stat { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: .9rem 1rem; }
.stat b { display: block; font-size: 1.6rem; color: var(--blue); line-height: 1.2; }
.stat span { font-size: .8rem; color: var(--muted); }

.empty { text-align: center; padding: 2.5rem 1rem; color: var(--muted); }
.mono { font-family: ui-monospace, Consolas, monospace; }
.right { text-align: right; }
.muted { color: var(--muted); }
.nowrap { white-space: nowrap; }

/* ── phone ───────────────────────────────────────────────────────────── */
@media (max-width: 860px) {
  .menu-btn { display: block; }
  .topbar .who > span { display: none; }
  .shell { display: block; }
  .side {
    position: fixed; top: 0; bottom: 0; left: 0; z-index: 100; width: 78vw; max-width: 280px;
    transform: translateX(-105%); transition: transform .22s ease; overflow-y: auto;
  }
  body.nav-open .side { transform: translateX(0); box-shadow: 0 0 40px rgba(0,0,0,.35); }
  body.nav-open .nav-backdrop {
    display: block; position: fixed; inset: 0; background: rgba(0,0,0,.45); z-index: 90;
  }
  .main { padding: .9rem; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
  table { min-width: 620px; }
  input, select, textarea, .btn { font-size: 16px; }   /* stops iOS zooming in */
}

/* ── printed album list ──────────────────────────────────────────────── */
.letterhead {
  display: flex; align-items: center; gap: 1.1rem;
  border-bottom: 3px solid var(--blue); padding-bottom: .9rem; margin-bottom: 1.1rem;
}
.letterhead-mark { width: 92px; height: auto; flex: none; }
.letterhead-words { min-width: 0; }
.letterhead h1 {
  margin: 0; font-size: 1.45rem; line-height: 1.15; color: var(--blue);
  letter-spacing: .01em;
}
.letterhead-doc {
  margin: .15rem 0 0; font-weight: 600; color: var(--gold); font-size: .95rem;
}
.letterhead-meta { margin: .3rem 0 0; color: var(--muted); font-size: .82rem; }
.letterfoot {
  border-bottom: 0; padding-top: .6rem;
  color: var(--muted); font-size: .72rem; text-align: center; font-weight: 500;
}
.sheet td, .sheet th { padding: .45rem .6rem; }

@media print {
  @page { size: A4 landscape; margin: 12mm 10mm; }
  .topbar, .side, .btn, .no-print { display: none !important; }
  .main { padding: 0; }
  .card { border: 0; }
  body { background: #fff; font-size: 11px; }
  .table-wrap { overflow: visible; }
  table { min-width: 0 !important; }

  /* the letterhead must keep its colours on paper */
  .letterhead, .letterhead * , .sheet th, .tag {
    -webkit-print-color-adjust: exact; print-color-adjust: exact;
  }
  .letterhead-mark { width: 74px; }
  .letterhead h1 { font-size: 15pt; }

  /* column headings repeat at the top of every page, rows never split */
  thead { display: table-header-group; }
  tfoot { display: table-footer-group; }
  tr { page-break-inside: avoid; break-inside: avoid; }
  tbody tr:hover { background: none; }
}

/* Keep names and IDs on one line so the list stays scannable */
@media (min-width: 861px) {
  td a, td.name { white-space: nowrap; }
  th, td { vertical-align: middle; }
}

/* A small switch that sits under a filter, e.g. "show empty departments" */
.toggle {
  display: flex; align-items: flex-start; gap: .4rem; margin: .4rem 0 0;
  font-size: .78rem; font-weight: 500; color: var(--muted); cursor: pointer;
}
.toggle input { width: auto; margin: 1px 0 0; flex: none; accent-color: var(--blue); }
.toggle:hover { color: var(--blue); }

/* Which build is running — small, at the foot of the sidebar */
.side-version {
  margin: .6rem .8rem 0; padding-top: .6rem;
  border-top: 1px solid var(--line);
  font-size: .7rem; color: var(--muted); letter-spacing: .02em;
}