:root {
  --ink: #16202b;
  --muted: #5a6573;
  --line: #d7dde4;
  --bg: #f7f8fa;
  --panel: #ffffff;
  --accent: #1b3a5c;
  --ok: #1d6b38;
  --err: #8a1c1c;
  --warn: #7a5300;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: var(--bg);
}
a { color: var(--accent); }
code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.92em; background: #eef1f5; padding: 0 0.25em; border-radius: 3px; }
main { max-width: 980px; margin: 0 auto; padding: 1rem; }

.site-header, .site-footer { max-width: 980px; margin: 0 auto; padding: 0.75rem 1rem; }
.site-header { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 0.5rem; }
.site-header nav a { margin-left: 1rem; }
.brand { font-weight: 700; text-decoration: none; color: var(--ink); font-size: 1.15rem; }
.site-footer { color: var(--muted); font-size: 0.9rem; border-top: 1px solid var(--line); margin-top: 2rem; }

.hero h1 { font-size: 2rem; line-height: 1.2; margin: 0.5rem 0; }
.hero .sub { font-size: 1.2rem; margin: 0 0 0.5rem; }

.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 1rem 1.25rem; margin: 1rem 0; }
.panel h2 { margin-top: 0; }
.unlock.highlight { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(27, 58, 92, 0.18); }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 0.75rem; margin-bottom: 0.75rem; }
.grid .wide { grid-column: 1 / -1; }
label { display: block; font-weight: 600; font-size: 0.95rem; }
.opt { font-weight: 400; color: var(--muted); font-size: 0.85rem; }
input, select, textarea {
  display: block; width: 100%; margin-top: 0.25rem; padding: 0.45rem 0.5rem;
  font: inherit; border: 1px solid var(--line); border-radius: 5px; background: #fff; color: var(--ink);
}
textarea { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.9rem; }

button, .button {
  display: inline-block; font: inherit; font-weight: 600; padding: 0.5rem 1rem; margin: 0.5rem 0.25rem 0 0;
  border: 1px solid var(--accent); border-radius: 5px; background: var(--accent); color: #fff;
  cursor: pointer; text-decoration: none;
}
button:disabled { opacity: 0.6; cursor: default; }
button.secondary, .button.secondary { background: #fff; color: var(--accent); }
button.danger { border-color: var(--err); color: var(--err); background: #fff; }
.link-btn { background: none; border: none; color: var(--accent); padding: 0; margin: 0; text-decoration: underline; font-weight: 400; }

.status { min-height: 1.5em; margin: 0.5rem 0; }
.status.ok { color: var(--ok); }
.status.err { color: var(--err); }
.status.warn { color: var(--warn); }
.notice { background: #fff7e0; border: 1px solid #ecd28a; padding: 0.5rem 0.75rem; border-radius: 5px; }
.mode-line { font-weight: 600; }
.muted { color: var(--muted); }
.fine { color: var(--muted); font-size: 0.875rem; }
.bad-lines { color: var(--err); font-size: 0.92rem; }
.bad-lines code { color: var(--ink); }

.table-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; margin: 0.5rem 0; }
th, td { text-align: left; padding: 0.4rem 0.5rem; border-bottom: 1px solid var(--line); vertical-align: top; }
thead th { font-size: 0.9rem; color: var(--muted); }
.results td { font-variant-numeric: tabular-nums; }
.unit-block { margin: 1rem 0 1.5rem; }
.unit-block h3 { margin-bottom: 0.25rem; }

.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

.card { background: #fff; border: 4px solid var(--accent); border-radius: 10px; padding: 1.5rem; margin: 1rem 0; }
.card-label { font-size: 1.6rem; font-weight: 800; color: var(--err); margin: 0 0 0.5rem; }
.card-label.small { font-size: 1.1rem; margin-top: 1rem; }
.card-range { font-size: 1.3rem; margin: 0; }
.card-tools { color: var(--muted); margin: 0 0 1rem; }
.card-stats { display: flex; gap: 2rem; flex-wrap: wrap; }
.big { font-size: 2.4rem; font-weight: 800; line-height: 1.1; }
.card-unit { border-top: 1px solid var(--line); margin-top: 1rem; padding-top: 0.75rem; }
.card-unit h2 { margin: 0; font-size: 1.2rem; }
.card-unit .big { margin: 0.25rem 0 0; }
.card-sub { margin: 0; color: var(--muted); }
.card-missing { font-size: 1.5rem; font-weight: 700; }
.key { display: inline-block; font-size: 1.05rem; padding: 0.5rem; word-break: break-all; user-select: all; }

@media (max-width: 600px) {
  .hero h1 { font-size: 1.5rem; }
  .big { font-size: 1.8rem; }
  .site-header nav a { margin-left: 0.6rem; }
}

@media print {
  body { background: #fff; color: #000; font-size: 12pt; }
  .site-header nav, .site-footer, form, button, .button, textarea, #unlock, #paid-panel, .bad-lines, #tool-filter-wrap { display: none !important; }
  .panel, .card { border: 1px solid #999; box-shadow: none; break-inside: avoid; }
  a { color: #000; text-decoration: none; }
  .table-wrap { overflow: visible; }
}