:root {
  --bg: #f6eddc; --card: #fffaf0; --panel: #f8ecd4; --ink: #2b2118; --muted: #6a5a49; --line: #e0cba5; --field: #fffdf7;
  --accent: #a4302a; --accent-btn: #a4302a; --accent-ink: #fffaf0; --oxblood: #a4302a; --gilt: #9c7022;
  --ok: #2c6b3f; --ok-bg: #e2efe3; --bad: #9b1f2c; --bad-bg: #f6dfdf; --info-bg: #f1e3c6; --warn: #82480f; --warn-bg: #f6e8d2;
  --shadow: 0 1px 0 rgba(80, 50, 10, 0.06), 0 12px 26px rgba(80, 50, 10, 0.10);
}
html[data-theme="dark"] {
  --bg: #111923; --card: #18222e; --panel: #202c3a; --ink: #f3ead7; --muted: #b3ab9b; --line: #34445a; --field: #141d27;
  --accent: #f08a7e; --accent-btn: #e46f61; --accent-ink: #1a1010; --oxblood: #f08a7e; --gilt: #e2b24c;
  --ok: #98d9a8; --ok-bg: #1d3125; --bad: #ffaab2; --bad-bg: #3a1e24; --info-bg: #263445; --warn: #f2c08a; --warn-bg: #362a1c;
  --shadow: none;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--ink); font: 16px/1.55 "Avenir Next", "Segoe UI", system-ui, -apple-system, sans-serif; }
a { color: var(--accent); }
h1, h2, h3, h4 { font-family: Georgia, "Iowan Old Style", "Times New Roman", serif; letter-spacing: 0.005em; }
.mono { font-family: ui-monospace, Menlo, Consolas, monospace; }
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.small { font-size: 0.88rem; } .muted { color: var(--muted); }

.top, .bar { display: flex; align-items: center; gap: 12px; padding: 10px 18px; background: var(--card); position: sticky; top: 0; z-index: 5; flex-wrap: wrap;
  border-bottom: 3px double var(--gilt); }
.back { text-decoration: none; color: var(--muted); font-size: 0.9rem; }
.brand { display: flex; align-items: center; gap: 8px; font-size: 1.15rem; font-family: Georgia, "Times New Roman", serif; font-style: italic; }
.logo { width: 24px; height: 24px; }
.lg-c { fill: #c0392b; stroke: #3b2c1e; stroke-width: 1; } .lg-p { fill: none; stroke: #b8862b; stroke-width: 2; } .lg-r { fill: none; stroke: #1f7f75; stroke-width: 2; }
.session { margin-left: auto; display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.chip-s { font-size: 0.85rem; color: var(--muted); border: 1px solid var(--line); border-radius: 8px; padding: 4px 9px; }

.btn, .pill { font: inherit; font-size: 0.9rem; border: 1.5px solid var(--accent); color: var(--accent); background: transparent; border-radius: 8px; padding: 6px 13px; cursor: pointer; text-decoration: none; display: inline-block; line-height: 1.3; }
.btn:hover, .pill:hover { background: var(--info-bg); }
.btn.solid, .pill.solid { background: var(--accent-btn); color: var(--accent-ink); }
.btn.solid:hover:not(:disabled), .pill.solid:hover { filter: brightness(1.1); background: var(--accent-btn); }
.btn.big { font-size: 1.05rem; padding: 10px 22px; }
.btn.tiny, .pill.tiny { font-size: 0.8rem; padding: 4px 9px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

main { max-width: 1120px; margin: 0 auto; padding: 8px 16px 24px; }
.hero { padding: 22px 0 8px; text-align: center; }
.eyebrow { margin: 0; color: var(--oxblood); text-transform: uppercase; letter-spacing: 0.14em; font-size: 0.8rem; font-family: Georgia, "Times New Roman", serif; }
h1 { font-size: clamp(2rem, 6vw, 3.2rem); margin: 4px 0 6px; line-height: 1.05; }
h1 .sub { display: block; font-size: clamp(1rem, 2.6vw, 1.25rem); font-weight: normal; font-style: italic; color: var(--muted); margin-top: 6px; }
.lede { max-width: 720px; margin: 8px auto; }
.samples { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; justify-content: center; margin: 12px 0 4px; }
.sample { font: inherit; font-size: 0.88rem; border: 1px dashed var(--gilt); background: var(--card); color: var(--ink); border-radius: 8px; padding: 5px 11px; cursor: pointer; }
.sample:hover { border-style: solid; }
.sample.on { background: var(--accent-btn); color: var(--accent-ink); border-style: solid; }

.layout { display: grid; grid-template-columns: minmax(0, 1fr) 420px; gap: 18px; align-items: start; }
.col-side { position: sticky; top: 64px; }
.card { background: var(--card); border: 1px solid var(--line); border-top: 4px solid var(--oxblood); border-radius: 6px; padding: 16px 18px; margin: 14px 0; box-shadow: var(--shadow); }
.plate { border-top-color: var(--gilt); }
.ch { margin: 0 0 10px; font-size: 1.2rem; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.no { color: var(--oxblood); font-size: 1rem; min-width: 1.4em; }
.free, .paid { font-family: inherit; font-size: 0.72rem; font-weight: normal; text-transform: uppercase; letter-spacing: 0.08em; padding: 2px 7px; border-radius: 3px; }
.free { background: var(--ok-bg); color: var(--ok); } .paid { background: var(--info-bg); color: var(--accent); }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.fld { margin: 0 0 10px; }
.group { border: 0; padding: 0; margin: 0 0 10px; display: grid; gap: 6px; }
.lab { display: block; font-size: 0.92rem; margin: 0 0 4px; font-weight: 600; }
.lab .small { font-weight: normal; }
.inp { width: 100%; font: inherit; font-size: 0.95rem; color: var(--ink); background: var(--field); border: 1px solid var(--line); border-radius: 8px; padding: 7px 9px; }
.inp:focus { outline: 2px solid var(--gilt); outline-offset: 1px; }
.inp:disabled { opacity: 0.5; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 10px 0 0; }
.note { background: var(--warn-bg); color: var(--warn); border-radius: 8px; padding: 8px 11px; font-size: 0.9rem; margin: 10px 0 0; }

.drawing { display: flex; justify-content: center; }
.drawing svg { width: 100%; max-width: 420px; height: auto; display: block; border-radius: 8px; }
.recon li { padding: 5px 9px; border-radius: 8px; margin: 4px 0; background: var(--info-bg); }
.recon li.bad { background: var(--bad-bg); color: var(--bad); }
.recon li.warn { background: var(--warn-bg); color: var(--warn); }
.recon li.none { background: var(--ok-bg); color: var(--ok); }

.progress { background: var(--panel); border-radius: 8px; padding: 10px 12px; margin: 10px 0; }
.steps { list-style: none; padding: 0; margin: 6px 0; font-size: 0.9rem; }
.step { color: var(--muted); } .step.active { color: var(--ink); font-weight: 600; } .step.done { color: var(--ok); }
.step-ic { display: inline-block; width: 1.1em; font-family: ui-monospace, Menlo, monospace; }
.raw { white-space: pre-wrap; background: var(--panel); padding: 10px; border-radius: 8px; font-size: 0.82rem; max-height: 320px; overflow: auto; }
.result { margin-top: 12px; border-top: 1px solid var(--line); padding-top: 10px; }
.result.empty .rides, .result.empty #rReconH, .result.empty .recon { display: none; }
.rhead { display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; }
.badge { font-size: 0.75rem; letter-spacing: 0.06em; padding: 3px 8px; border-radius: 3px; background: var(--info-bg); color: var(--muted); }
.badge.v-agrees { background: var(--ok-bg); color: var(--ok); } .badge.v-differs { background: var(--bad-bg); color: var(--bad); }
.headline { font-size: 1.15rem; font-style: italic; margin: 10px 0 6px; }
#rReconH { font-size: 1rem; margin: 14px 0 4px; }
.recon { list-style: none; padding: 0; margin: 0; font-size: 0.88rem; }

.saved { list-style: none; padding: 0; margin: 10px 0 0; }
.hrow { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-top: 1px solid var(--line); }
.hrow.none { color: var(--muted); font-size: 0.9rem; }
.hthumb svg { display: block; }
.hinfo { flex: 1 1 auto; display: flex; flex-direction: column; min-width: 0; overflow-wrap: anywhere; }
.hbtns { display: flex; gap: 6px; flex-shrink: 0; }
.about p { margin: 6px 0; }
.foot { max-width: 1120px; margin: 0 auto; padding: 8px 16px 40px; font-size: 0.85rem; color: var(--muted); }
.toasts { position: fixed; right: 14px; bottom: 14px; display: flex; flex-direction: column; gap: 8px; z-index: 20; max-width: min(380px, calc(100vw - 28px)); }
.toast { background: var(--card); border: 1px solid var(--line); border-left: 4px solid var(--ok); border-radius: 8px; padding: 8px 12px; font-size: 0.9rem; box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15); transition: opacity 0.5s; }
.toast.err { border-left-color: var(--bad); } .toast.gone { opacity: 0; }

.stats { list-style: none; padding: 0; margin: 8px 0; font-size: 0.88rem; }
.stats li { display: flex; justify-content: space-between; gap: 10px; padding: 4px 2px; border-bottom: 1px dashed var(--line); }
.stats li b { font-family: Georgia, "Times New Roman", serif; font-weight: 700; text-align: right; }
.stats li.verdict { border-bottom: 0; background: var(--info-bg); border-radius: 8px; padding: 6px 8px; margin-bottom: 4px; display: block; }
.reading { margin: 4px 0 8px; }
.advice { margin: 6px 0; padding: 7px 11px; background: var(--ok-bg); color: var(--ink); border-radius: 8px; font-size: 0.95rem; }
.caveat { font-style: italic; }
@media (max-width: 560px) {
}
@media (max-width: 880px) {
  .layout { grid-template-columns: 1fr; }
  .col-side { position: static; order: -1; }
}
@media (max-width: 560px) {
  .grid2 { grid-template-columns: 1fr; }
  .top, .bar { padding: 8px 12px; gap: 8px; }
  .back-t { display: none; }
  .brand { font-size: 1rem; }
  .btn { padding: 5px 10px; }
  .card { padding: 14px 13px; }
  .hrow { flex-wrap: wrap; }
}
@media print {
  .top, .samples, .actions, .exports, #runBtn, .toasts, .foot, .hero .lede, #formCard { display: none !important; }
  .layout { grid-template-columns: 1fr; } .col-side { position: static; }
  .card { box-shadow: none; break-inside: avoid; }
}

/* Back for More: the four stage blocks and the ride cards */
.stages { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 8px; }
.stage { border: 1.5px solid var(--line); border-top: 5px solid var(--gilt); border-radius: 10px; background: var(--panel); padding: 9px 11px 11px; min-width: 0; }
.stage.bad { border-color: var(--bad); }
.stage h3 { margin: 0 0 2px; font-size: 1rem; display: flex; gap: 8px; align-items: baseline; }
.stage h3 .no { font-family: Georgia, serif; color: var(--oxblood); font-size: 0.9rem; }
.stage .q { margin: 0 0 6px; font-size: 0.86rem; color: var(--muted); }
.stage textarea.inp { width: 100%; min-height: 84px; resize: vertical; font: inherit; font-size: 0.92rem; }
.stage .opts { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 6px; }
.stage .opts label { font-size: 0.78rem; color: var(--muted); display: flex; flex-direction: column; gap: 2px; flex: 1 1 120px; min-width: 0; }
.stage .opts select { width: 100%; }
.rides { list-style: none; padding: 0; margin: 8px 0; display: grid; gap: 6px; }
.ride { border-left: 5px solid var(--gilt); background: var(--panel); padding: 7px 12px; border-radius: 0 8px 8px 0; font-size: 0.93rem; }
.ride.top { border-left-color: var(--oxblood); }
.ride.idle { border-left-style: dashed; border-left-color: var(--muted); }
.ride b { font-family: Georgia, serif; font-size: 0.95rem; }
.ride .meta { color: var(--muted); font-size: 0.8rem; margin-left: 6px; }
.safety { border-left: 4px solid var(--gilt); padding-left: 10px; }
@media (max-width: 720px) { .stages { grid-template-columns: 1fr; } }