/* Bench — four station pads on a dark lab surface.
   Signature: region map (allowed / must not), not a cost sheet. */

:root {
  --bn-ink: #1c2420; --bn-paper: #e8ebe4; --bn-brass: #b08d3a; --bn-moss: #3d6b4f;
  --bn-mute: #5c665e; --bn-card: #f4f6f0;
  --bn-disp: "Gentium Book Plus", Georgia, serif;
  --bn-ui: "Reddit Mono", ui-monospace, monospace;
}
*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; background: var(--bn-paper); color: var(--bn-ink); font-family: var(--bn-ui); font-size: 15.5px; line-height: 1.6; }
a { color: var(--bn-moss); }
:focus-visible { outline: 3px solid var(--bn-brass); outline-offset: 2px; }
.bn-skip { position: absolute; left: -9999px; }
.bn-skip:focus { left: 8px; top: 8px; background: var(--bn-brass); color: var(--bn-ink); padding: 8px 12px; z-index: 5; }
.bn-wide { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
.bn-rail { background: var(--bn-ink); color: var(--bn-paper); }
.bn-rail .bn-wide { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 20px; flex-wrap: wrap; }
.bn-sig { color: inherit; text-decoration: none; }
.bn-sig-n { display: block; font-family: var(--bn-disp); font-size: 1.4rem; line-height: 1.1; }
.bn-sig-p { display: block; margin-top: 4px; font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; color: #b7c4b4; }
.bn-nav { display: flex; gap: 16px; }
.bn-nav a { color: var(--bn-paper); text-decoration: none; font-size: 0.88rem; }
.bn-nav a:hover { color: var(--bn-brass); }
.bn-clamp { display: none; background: transparent; color: var(--bn-paper); border: 1px solid var(--bn-brass); font: inherit; padding: 7px 14px; cursor: pointer; }
.bn-map { display: none; background: #141a17; padding: 0 20px 12px; }
.bn-map[hidden] { display: none; }
.bn-map a { display: block; color: var(--bn-paper); text-decoration: none; padding: 10px 0; border-bottom: 1px solid #ffffff18; }
h1, h2, h3 { font-family: var(--bn-disp); line-height: 1.2; margin: 0 0 12px; }
h1 { font-size: clamp(1.9rem, 3.8vw, 2.5rem); }
h2 { font-size: clamp(1.3rem, 2.3vw, 1.7rem); }
p { margin: 0 0 14px; }
.bn-kicker { margin: 0 0 8px; font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--bn-brass); font-weight: 600; }
.bn-lead { font-size: 1.05rem; color: #2e3832; }
.bn-block { padding: 40px 0; }
.bn-floor { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 18px 0 8px; background: var(--bn-ink); padding: 14px; }
.bn-pad { background: var(--bn-card); min-height: 180px; padding: 16px 18px; border-top: 6px solid var(--bn-brass); }
.bn-pad:nth-child(even) { border-top-color: var(--bn-moss); }
.bn-pad-id { display: block; font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--bn-mute); }
.bn-ok { color: #2a4a34; }
.bn-no { color: #6a3228; }
.bn-packs { list-style: none; margin: 16px 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.bn-pack { background: var(--bn-card); padding: 14px 16px; border: 1px solid #c8cec2; }
.bn-pack--on { border-color: var(--bn-brass); }
.bn-pack-sub { margin: 0 0 4px; color: var(--bn-mute); }
.bn-pack-pay { font-family: var(--bn-disp); font-size: 1.35rem; margin: 0 0 6px; }
.bn-pack-pay span { font-family: var(--bn-ui); font-size: 0.8rem; color: var(--bn-mute); }
.bn-notes { margin: 0; padding: 0; list-style: none; }
.bn-notes li { padding: 8px 0; border-bottom: 1px solid #c8cec2; }
.bn-pair { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 28px; align-items: start; }
.bn-sheet { background: var(--bn-card); padding: 20px; border: 1px solid var(--bn-ink); }
.bn-f { margin-bottom: 14px; }
.bn-l { display: block; font-weight: 600; margin-bottom: 4px; }
.bn-hint { display: block; font-size: 0.78rem; color: var(--bn-mute); margin-bottom: 4px; }
.bn-in { width: 100%; font: inherit; padding: 10px 12px; border: 1px solid #7a8478; background: #fff; }
.bn-tick { display: grid; grid-template-columns: 22px 1fr; gap: 10px; margin: 12px 0; font-size: 0.84rem; }
.bn-go { width: 100%; background: var(--bn-moss); color: #fff; border: 0; font: inherit; font-weight: 600; padding: 12px 16px; cursor: pointer; }
.bn-wipe { min-height: 1.2em; font-weight: 600; }
.bn-wipe.is-bad { color: #8d2418; }
.bn-wipe.is-good { color: #1d5a32; }
.bn-placed { background: var(--bn-ink); color: var(--bn-paper); padding: 22px; }
.bn-doc { padding: 36px 0 48px; max-width: 800px; }
.bn-doc h2 { margin-top: 28px; font-size: 1.25rem; }
.bn-idx { background: var(--bn-card); padding: 16px 18px; margin: 16px 0 24px; }
.bn-aside { background: var(--bn-card); padding: 16px 18px; margin: 0 0 20px; border-left: 6px solid var(--bn-brass); }
.bn-foot { background: var(--bn-ink); color: #c5cfc6; padding: 28px 0; font-size: 0.88rem; }
.bn-foot a { color: #fff; }
@media (max-width: 860px) {
  .bn-nav { display: none; }
  .bn-clamp { display: inline-block; }
  .bn-map { display: block; }
  .bn-floor, .bn-pair, .bn-packs { grid-template-columns: 1fr; }
}