:root {
  --navy: #13233F;
  --cream: #F6F4EE;
  --card: #FDFCF9;
  --line: #D9DEE6;
  --text: #3E4A5C;
  --muted: #6A7484;
  --orange: #F07C2A;
  --orange-dark: #B4551A;
  --blue: #2D6CB5;
  --good: #1F7A4D;
  --bad: #B23A2B;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--cream); color: var(--text); font: 16px/1.5 "Public Sans", "Segoe UI", system-ui, Arial, sans-serif; }
a { color: var(--blue); }
.top { display: flex; justify-content: space-between; align-items: center; gap: 16px; background: var(--navy); color: var(--cream); padding: 14px 24px; border-left: 8px solid var(--orange); }
.top a { color: #B8C4D6; }
.brand { font-weight: 800; letter-spacing: 0.5px; }
main { max-width: 1000px; margin: 0 auto; padding: 24px 16px 64px; }
h1, h2 { color: var(--navy); margin: 0 0 12px; }
h1 { font-size: 28px; }
h2 { font-size: 20px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 20px; margin-bottom: 16px; }
.card.narrow { max-width: 420px; margin: 48px auto; }
.round { border-top: 6px solid var(--orange); }
.row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
button, .file { font: inherit; font-weight: 700; border: 0; border-radius: 8px; padding: 10px 18px; cursor: pointer; background: var(--navy); color: var(--cream); }
button.secondary { background: var(--blue); }
button.accent { background: var(--orange); color: var(--navy); }
button.small { padding: 4px 10px; font-size: 14px; }
button:disabled { opacity: 0.4; cursor: not-allowed; }
input, select { font: inherit; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: #fff; color: var(--text); }
label { display: inline-flex; align-items: center; gap: 8px; margin-right: 20px; }
.pill { display: inline-block; padding: 4px 12px; border-radius: 999px; background: #E6ECF3; color: var(--navy); font-weight: 700; font-size: 14px; }
.hint { color: var(--muted); font-size: 14px; margin: 8px 0 0; }
.status { font-weight: 700; color: var(--navy); min-height: 1.5em; margin: 12px 0 0; white-space: pre-wrap; }
.error { color: var(--bad); font-weight: 700; }
.list-title { margin-top: 28px; }
.run { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; margin-bottom: 10px; }
.run.err { border-left: 6px solid var(--bad); }
.run-head { display: flex; align-items: baseline; gap: 16px; flex-wrap: wrap; }
.score { font-size: 28px; font-weight: 800; color: var(--navy); }
.score span { font-size: 16px; color: var(--muted); font-weight: 600; }
.details { margin: 8px 0; font-size: 14px; }
.details .good { color: var(--good); }
.details .bad { color: var(--bad); }
.links { display: flex; gap: 16px; flex-wrap: wrap; font-weight: 700; }
pre { white-space: pre-wrap; font-size: 13px; background: #F1EFE8; padding: 10px; border-radius: 8px; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--navy); font-size: 14px; }
.big { font-size: 15px; }
body.board { background: var(--navy); color: var(--cream); }
body.board main { max-width: 1400px; }
body.board h1 { color: var(--cream); font-size: 48px; margin: 24px 0; }
body.board table { font-size: 34px; }
body.board th { color: #B8C4D6; font-size: 24px; border-color: #2B3D5E; }
body.board td { border-color: #2B3D5E; padding: 18px 10px; }
body.board td.total { color: var(--orange); font-weight: 800; }