:root {
  color-scheme: light dark;
  --bg: light-dark(#fbfaf7, #14161a);
  --panel: light-dark(#ffffff, #1b1e24);
  --ink: light-dark(#1a1a18, #e8e6e0);
  --ink-2: light-dark(#55534a, #9b988e);
  --rule: light-dark(#ddd8cb, #2c2f36);
  --accent: light-dark(#8c2f1e, #e3856a);
  --ok: light-dark(#2f6b3a, #6fbf7d);
  --warn: light-dark(#8a6d1a, #d9b34c);
  --mono: ui-monospace, "Cascadia Mono", Consolas, "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}
:root[data-theme="light"] { color-scheme: light; }
:root[data-theme="dark"] { color-scheme: dark; }

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.5;
}
main {
  max-width: 72rem;
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}
header.top {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  align-items: baseline;
  justify-content: space-between;
  border-bottom: 2px solid var(--ink);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
}
header.top h1 { font-size: 1.4rem; margin: 0; }
header.top p { margin: 0.25rem 0 0; color: var(--ink-2); font-size: 0.95rem; max-width: 38rem; }
header.top a { color: var(--ink-2); }

.panel {
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}
.panel h2 { margin: 0 0 0.75rem; font-size: 1rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ink-2); }

.field-row { display: flex; flex-wrap: wrap; gap: 1rem; align-items: flex-end; margin-bottom: 0.75rem; }
.field { display: flex; flex-direction: column; gap: 0.3rem; flex: 1 1 12rem; }
.field label { font-size: 0.8rem; color: var(--ink-2); }
.field input, .field select, .field textarea {
  font: inherit;
  font-family: var(--mono);
  font-size: 0.9rem;
  padding: 0.45rem 0.55rem;
  border: 1px solid var(--rule);
  border-radius: 4px;
  background: var(--bg);
  color: var(--ink);
}
.field textarea { font-family: var(--sans); min-height: 3.5rem; resize: vertical; }
.field.checkbox { flex-direction: row; align-items: center; gap: 0.5rem; }

button {
  font: inherit;
  font-size: 0.9rem;
  padding: 0.55rem 1.1rem;
  border: 1px solid var(--ink);
  border-radius: 4px;
  background: var(--ink);
  color: var(--bg);
  cursor: pointer;
}
button.secondary { background: transparent; color: var(--ink); }
button:disabled { opacity: 0.5; cursor: default; }

.status { font-size: 0.85rem; color: var(--ink-2); margin-top: 0.5rem; min-height: 1.2em; }
.status.err { color: var(--accent); }

#recommendation { font-size: 0.98rem; }
#recommendation p { margin: 0 0 0.85rem; }
#recommendation ul { margin: 0 0 0.85rem; padding-left: 1.25rem; }
#recommendation .who { font-family: var(--mono); font-size: 0.8rem; color: var(--ink-2); margin-bottom: 0.75rem; }

table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
th, td { text-align: left; padding: 0.45rem 0.6rem; border-bottom: 1px solid var(--rule); white-space: nowrap; }
th { font-family: var(--mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.03em; color: var(--ink-2); cursor: pointer; user-select: none; }
th.sorted { color: var(--ink); }
td.model { white-space: normal; max-width: 22rem; }
td.model .id { display: block; font-family: var(--mono); font-size: 0.75rem; color: var(--ink-2); }
td.num { font-family: var(--mono); text-align: right; }
td.na { color: var(--ink-2); font-style: italic; }
.free-badge { display: inline-block; font-family: var(--mono); font-size: 0.68rem; padding: 0.05rem 0.35rem; border: 1px solid var(--ok); color: var(--ok); border-radius: 3px; margin-left: 0.4rem; }
.table-wrap { overflow-x: auto; }

footer { margin-top: 2rem; font-size: 0.8rem; color: var(--ink-2); }
footer a { color: var(--ink-2); }