:root {
  --nav: #1a4d8f;
  --ink: #1a1a1a;
  --muted: #5a5a5a;
  --bg: #dde2e8;
  --card: #fff;
  --ok: #1b5e20;
  --warn: #e65100;
  --off: #90a4ae;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: Calibri, "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.45;
  min-height: 100vh;
}

.top {
  background: var(--nav);
  color: #fff;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.top a { color: #fff; text-decoration: none; font-weight: 700; }
.top .brand { font-size: 1.15rem; font-weight: 800; }
.top nav { display: flex; gap: 14px; flex: 1; }
.top .who { font-size: .9rem; opacity: .92; }

.wrap { max-width: 1100px; margin: 0 auto; padding: 20px 16px 80px; }
.card {
  background: var(--card);
  border-radius: 8px;
  box-shadow: 0 2px 14px rgba(0,0,0,.12);
  padding: 18px 20px;
  margin-bottom: 16px;
}
h1 { font-size: 1.4rem; margin: 0 0 8px; color: var(--nav); }
h2 { font-size: 1.1rem; margin: 1.2em 0 .5em; color: var(--nav); }
.muted { color: var(--muted); font-size: .92rem; }

label { display: block; font-weight: 700; margin: 10px 0 4px; }
input[type=text], input[type=password], input[type=number], select {
  width: 100%; max-width: 28rem;
  padding: 10px 12px;
  border: 1px solid #b0bec5;
  border-radius: 6px;
  font: inherit;
}
button, .btn {
  display: inline-block;
  background: var(--nav);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 9px 16px;
  font: 700 14px/1.2 Calibri, sans-serif;
  cursor: pointer;
  text-decoration: none;
}
button.ghost, .btn.ghost { background: #fff; color: var(--nav); border: 1.5px solid var(--nav); }
button.warn { background: var(--warn); }
button:disabled { opacity: .5; cursor: not-allowed; }
.row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 12px; }

.err { background: #ffebee; border-left: 4px solid #c62828; padding: 8px 12px; margin: 8px 0; }
.ok { background: #e8f5e9; border-left: 4px solid var(--ok); padding: 8px 12px; margin: 8px 0; }
.warnbox { background: #fff3e0; border-left: 4px solid var(--warn); padding: 8px 12px; margin: 8px 0; }

table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th { background: var(--nav); color: #fff; text-align: left; padding: 6px 8px; }
td { border-bottom: 1px solid #cfd8dc; padding: 6px 8px; vertical-align: middle; }
tr:nth-child(even) td { background: #f4f6fa; }

.chip { display: inline-block; border-radius: 10px; padding: 1px 8px; font-size: .75rem; font-weight: 800; }
.chip.on { background: #c8e6c9; color: var(--ok); }
.chip.off { background: #eceff1; color: #546e7a; }
.chip.corrige { background: #ffcdd2; color: #b71c1c; }
.chip.prof { background: #ffe0b2; color: #e65100; }
.chip.eval { background: #d1c4e9; color: #4527a0; }

.login-box { max-width: 26rem; margin: 8vh auto; }

@media print { .top { display: none !important; } }

.qr { text-align: center; }
.qr img { width: 220px; height: 220px; background: #fff; padding: 8px; }
code.secret { font-size: 1.05rem; letter-spacing: .12em; background: #eceff1; padding: 4px 8px; }
.list a.doc { font-weight: 700; color: var(--nav); }
.list li { margin: 8px 0; }