:root { --bg: #f7f6f2; --card: #fff; --ink: #1d2327; --muted: #5d6870; --line: #dfe2e0; --accent: #0b7a5a; --accent-ink: #fff; --warn-bg: #fff4dc; --warn-ink: #6b4a00; --on: #e8f5ef; }
@media (prefers-color-scheme: dark) { :root { --bg: #121619; --card: #1b2125; --ink: #e9eef0; --muted: #9aa6ad; --line: #2c353a; --accent: #3fc596; --accent-ink: #0b1a14; --warn-bg: #3a2f14; --warn-ink: #ffdf9e; --on: #18332a; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
.top { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; padding: 14px 16px; max-width: 860px; margin: 0 auto; }
.brand { font-weight: 700; text-decoration: none; color: var(--ink); font-size: 1.1rem; }
.top nav a { margin-left: 16px; color: var(--muted); text-decoration: none; }
main { max-width: 860px; margin: 0 auto; padding: 0 16px 32px; }
.hero h1 { font-size: clamp(1.7rem, 4vw, 2.4rem); line-height: 1.15; margin: 12px 0 8px; }
.hero p { color: var(--muted); max-width: 62ch; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; margin: 18px 0; }
h2 { font-size: 1.15rem; margin: 18px 0 10px; } .card > h2:first-child { margin-top: 4px; }
h3 { margin: 18px 0 4px; }
.muted { color: var(--muted); } .small { font-size: .875rem; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { border: 1px solid var(--line); background: var(--bg); color: var(--ink); border-radius: 999px; padding: 6px 12px; cursor: pointer; font: inherit; font-size: .9rem; }
.chip:hover { border-color: var(--accent); }
fieldset { border: 0; padding: 0; margin: 0 0 10px; }
legend { font-weight: 600; font-size: .9rem; color: var(--muted); margin-bottom: 4px; }
.item { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 6px 8px; border-radius: 8px; }
.item.on { background: var(--on); }
.item .name { min-width: 0; }
.stepper { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
.stepper button { width: 32px; height: 32px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--ink); font-size: 1.1rem; cursor: pointer; }
.stepper output { min-width: 1.5ch; text-align: center; font-variant-numeric: tabular-nums; }
.tag { font-size: .72rem; border: 1px solid var(--muted); border-radius: 4px; padding: 0 4px; color: var(--muted); }
.row { display: flex; flex-wrap: wrap; gap: 12px; align-items: end; }
label { display: flex; flex-direction: column; font-size: .9rem; gap: 4px; }
input, select { font: inherit; padding: 7px 9px; border: 1px solid var(--line); border-radius: 8px; background: var(--card); color: var(--ink); }
button[type=submit], .btn { background: var(--accent); color: var(--accent-ink); border: 0; border-radius: 8px; padding: 8px 14px; font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; display: inline-block; white-space: nowrap; }
details.custom { margin-top: 8px; } summary { cursor: pointer; color: var(--accent); }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; }
.stats div { border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; }
.stats b { display: block; font-size: 1.5rem; font-variant-numeric: tabular-nums; }
.stats span { color: var(--muted); font-size: .85rem; }
.warn { background: var(--warn-bg); color: var(--warn-ink); padding: 10px 12px; border-radius: 8px; }
table { width: 100%; border-collapse: collapse; font-size: .95rem; display: block; overflow-x: auto; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
footer { max-width: 860px; margin: 0 auto; padding: 16px; color: var(--muted); font-size: .85rem; border-top: 1px solid var(--line); }
.prose { max-width: 68ch; } .prose h1 { line-height: 1.2; }
.models { display: grid; gap: 10px; }
.model { display: flex; justify-content: space-between; align-items: center; gap: 12px; border: 1px solid var(--line); border-radius: 10px; padding: 12px; flex-wrap: wrap; }
.model > div { flex: 1 1 260px; min-width: 0; }
.bar { position: sticky; bottom: 0; z-index: 5; display: flex; justify-content: space-between; align-items: center; gap: 10px; background: var(--accent); color: var(--accent-ink); padding: 10px 16px; border-radius: 12px 12px 0 0; margin: 0 -16px; box-shadow: 0 -2px 12px rgba(0,0,0,.15); }
.bar a { color: var(--accent-ink); font-weight: 700; }
#result { scroll-margin-top: 12px; }
.tool-list{display:grid;gap:1rem;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.tool-card h2{margin-top:0;font-size:1.1rem}
.disclaimer{border-left:4px solid #b45309;background:#fffbeb;padding:.75rem 1rem;margin:1rem 0;font-size:.9rem}
.badge{display:inline-block;padding:2px 8px;border-radius:10px;font-size:.8rem}
.badge.fresh{background:#e6f4ea;color:#185c2b}
.badge.stale{background:#fdecea;color:#8a1c12}

/* Permit packet print layout */
#packet table { width: 100%; border-collapse: collapse; }
#packet th, #packet td { border: 1px solid #888; padding: 4px 6px; text-align: left; }
@media print {
  .top, footer, .no-print { display: none !important; }
  main.prose { max-width: none; margin: 0; }
  #packet { border: 0; box-shadow: none; font-size: 11pt; }
}
.related{margin-top:2rem;padding-top:1rem;border-top:1px solid var(--line)}