:root{--bg:#eef1f4;--panel:#ffffff;--ink:#1b222b;--muted:#4b5664;--line:#ccd4dd;--accent:#264a73;--accent-ink:#ffffff;--amber:#8a4b08;--soft:#e4e9ef;--ok:#246a3a;--warn:#8a5300;--bad:#a3261d;--shadow:0 1px 2px rgba(27,34,43,.08),0 6px 18px rgba(27,34,43,.06);--chip-bg:#1b222b;--chip-ink:#ffffff;--pick-bg:#8a3f12;--pick-ink:#ffffff}
:root[data-theme="dark"]{--bg:#10141a;--panel:#181e27;--ink:#e8edf3;--muted:#b0bccb;--line:#323d4c;--accent:#9cc3f0;--accent-ink:#0d1a2a;--amber:#f0b45e;--soft:#212a36;--ok:#8fd8a3;--warn:#f3c56b;--bad:#ff9d8f;--shadow:0 1px 2px rgba(0,0,0,.5);--chip-bg:#e8edf3;--chip-ink:#10141a;--pick-bg:#e0a458;--pick-ink:#1a1006}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#10141a;--panel:#181e27;--ink:#e8edf3;--muted:#b0bccb;--line:#323d4c;--accent:#9cc3f0;--accent-ink:#0d1a2a;--amber:#f0b45e;--soft:#212a36;--ok:#8fd8a3;--warn:#f3c56b;--bad:#ff9d8f;--shadow:0 1px 2px rgba(0,0,0,.5);--chip-bg:#e8edf3;--chip-ink:#10141a;--pick-bg:#e0a458;--pick-ink:#1a1006}}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--accent)}
.hidden{display:none!important}
.small{font-size:.875rem}.muted{color:var(--muted)}.mono{font-family:ui-monospace,Menlo,Consolas,monospace}
.bar{display:flex;align-items:center;gap:10px;padding:10px 16px;background:var(--panel);border-bottom:1px solid var(--line);flex-wrap:wrap;border-top:4px solid var(--chip-bg)}
.back{text-decoration:none;font-weight:600;white-space:nowrap}
.brand{display:flex;align-items:center;gap:8px;font-size:1.02rem;min-width:0;font-family:ui-monospace,Menlo,Consolas,monospace;letter-spacing:.02em}
.logo{width:26px;height:26px;flex:none}.lg-l{stroke:var(--muted);stroke-width:1}.lg-h{fill:var(--muted)}.lg-p{fill:var(--amber)}
.session{margin-left:auto;display:flex;gap:6px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
.pill{display:inline-flex;align-items:center;justify-content:center;gap:4px;border:1px solid var(--line);background:var(--panel);color:var(--ink);border-radius:4px;padding:6px 12px;font:inherit;font-size:.9rem;cursor:pointer;text-decoration:none;min-height:34px}
.pill:hover:not(:disabled){border-color:var(--accent)}
.pill.solid{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}
.pill.solid:hover:not(:disabled){border-color:var(--ink)}
.pill.ghost{cursor:default}.pill.tiny{padding:4px 10px;font-size:.82rem;min-height:30px}.pill.big{padding:10px 20px;font-size:1rem}
.pill:disabled{opacity:.5;cursor:not-allowed}
main{max-width:900px;margin:0 auto;padding:16px}
.hero{padding:14px 0 6px}
.kicker{margin:0;color:var(--amber);font-weight:700;letter-spacing:.12em;text-transform:uppercase;font-size:.78rem;font-family:ui-monospace,Menlo,Consolas,monospace}
h1{margin:4px 0 8px;font-size:2.3rem;line-height:1.1;letter-spacing:-.02em}
.h1b{display:block;font-size:1.05rem;font-weight:500;color:var(--muted);margin-top:6px;letter-spacing:0}
h2,h3,h4{letter-spacing:-.01em}
.lede{margin:0 0 10px;max-width:66ch}
.samples{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.chip{border:1px solid var(--line);background:var(--panel);color:var(--ink);border-radius:999px;padding:5px 12px;font:inherit;font-size:.86rem;cursor:pointer}
.chip.on{background:var(--chip-bg);color:var(--chip-ink);border-color:var(--chip-bg);font-weight:600}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:16px;margin:14px 0;box-shadow:var(--shadow)}
.ph{display:flex;align-items:center;gap:8px;margin:0 0 10px;font-size:1.2rem;flex-wrap:wrap}
.step-no{display:inline-grid;place-items:center;min-width:28px;height:26px;border-radius:3px;background:var(--chip-bg);color:var(--chip-ink);font-size:.8rem;font-weight:700;font-family:ui-monospace,Menlo,Consolas,monospace;padding:0 6px}
.free{font-size:.72rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--ok);border:1px solid currentColor;border-radius:999px;padding:1px 8px}
.lab{display:block;font-weight:600;font-size:.88rem;margin:8px 0 3px}
.lenshint{font-weight:400;color:var(--muted);margin-left:6px}
.inp{width:100%;border:1px solid var(--line);background:var(--bg);color:var(--ink);border-radius:6px;padding:7px 9px;font:inherit;font-size:.95rem;min-height:38px}
textarea.inp{resize:vertical}
.inp:focus{outline:2px solid var(--accent);outline-offset:1px}
.clues{border:0;padding:0;margin:10px 0 0;min-width:0}
.cluelist{list-style:none;padding:0;margin:4px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:6px}
.clue{border:1px solid var(--line);border-radius:6px;background:var(--bg)}
.clue.on{border-color:var(--accent);background:var(--soft)}
.cluelab{display:flex;gap:9px;align-items:flex-start;padding:8px 10px;cursor:pointer}
.cluelab input{margin-top:4px;flex:none;width:17px;height:17px;accent-color:var(--accent)}
.cluetxt{display:flex;flex-direction:column;gap:2px;min-width:0}
.cluemain{font-size:.9rem}
.cluepush{font-size:.76rem;color:var(--muted);font-family:ui-monospace,Menlo,Consolas,monospace}
.cardrow{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.note{border-left:3px solid var(--warn);padding:4px 10px;background:var(--soft);border-radius:0 6px 6px 0}
.board{border-radius:8px;overflow:hidden;border:1px solid var(--line);line-height:0}
.board svg{width:100%;height:auto;display:block}
.pickbox{margin-top:10px}.outrow{display:flex;flex-wrap:wrap;gap:6px;align-items:center;margin-top:8px}.outrow.hidden{display:none}.outrow .pill[aria-pressed="true"]{outline:2px solid currentColor;outline-offset:1px}
.pickline{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:0 0 4px}
.callchip{display:inline-block;border-radius:3px;padding:2px 9px;font-size:.8rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;font-family:ui-monospace,Menlo,Consolas,monospace;background:var(--chip-bg);color:var(--chip-ink)}
.callchip.v-changed,.callchip.v-swapped,.callchip.v-you-changed,.callchip.v-memory-drift{background:var(--pick-bg);color:var(--pick-ink)}
.callchip.v-undecided{background:transparent;color:var(--bad);border:2px solid var(--bad)}
.facts{margin:6px 0 0;padding-left:18px}.facts li{margin:3px 0}
.askbox .runrow{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.gate{border:1px solid var(--warn);background:var(--soft);border-radius:6px;padding:8px 10px;margin:10px 0 0}
.progress .steps{list-style:none;padding:0;margin:6px 0}
.step{padding:2px 0;color:var(--muted)}.step.done{color:var(--ok)}.step.active{color:var(--ink);font-weight:600}
.step-ic{display:inline-block;width:1.2em;font-family:ui-monospace,Menlo,Consolas,monospace}
.raw{white-space:pre-wrap;word-break:break-word;font-size:.82rem;background:var(--bg);padding:10px;border-radius:6px;max-height:340px;overflow:auto}
.result.empty .exports{display:none}
.res-top{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.res-kick{margin:0;font-weight:600}
.badge{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.78rem;font-weight:700;letter-spacing:.06em;border:1px solid var(--line);border-radius:3px;padding:2px 8px;color:var(--muted)}
.badge.on{background:var(--chip-bg);color:var(--chip-ink);border-color:var(--chip-bg)}
.headline{font-size:1.15rem;font-weight:600;margin:12px 0 6px}
.suspects{list-style:none;padding:0;margin:10px 0;display:grid;gap:8px}
.suspects .none{color:var(--muted);font-size:.9rem}
.sus{border:1px solid var(--line);border-radius:8px;padding:10px 12px;background:var(--bg)}
.sus.picked{border:2px solid var(--pick-bg)}
.sus-head{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:4px}
.plate{background:var(--chip-bg);color:var(--chip-ink);font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.78rem;font-weight:700;padding:2px 7px;border-radius:2px}
.sname{font-weight:700}.spts{font-size:.82rem;color:var(--muted);font-family:ui-monospace,Menlo,Consolas,monospace}
.ev{margin:4px 0;font-size:.93rem}
.testcard{border:1px dashed var(--accent);border-radius:8px;padding:10px 12px;margin:10px 0;background:var(--soft)}
.testcard .lab{margin:6px 0 0;color:var(--accent);text-transform:uppercase;letter-spacing:.06em;font-size:.75rem}
.testcard p{margin:2px 0 6px}
.closing{font-style:italic}
.recon{padding-left:18px;font-size:.88rem}.recon .bad{color:var(--bad)}.recon .warn{color:var(--warn)}.recon .none{color:var(--ok);list-style:none;margin-left:-18px}
.exports{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.saved{list-style:none;padding:0;margin:10px 0 0}
.hrow{display:flex;justify-content:space-between;gap:10px;align-items:center;border-top:1px solid var(--line);padding:8px 0;flex-wrap:wrap}
.hrow.none{color:var(--muted);font-size:.9rem}
.hinfo{display:flex;flex-direction:column;min-width:0}.hbtns{display:flex;gap:6px}
.foot{max-width:900px;margin:0 auto;padding:10px 16px 40px;color:var(--muted);font-size:.85rem}
.toasts{position:fixed;right:12px;bottom:12px;display:flex;flex-direction:column;gap:6px;z-index:20;max-width:min(360px,calc(100vw - 24px))}
.toast{background:var(--chip-bg);color:var(--chip-ink);padding:9px 12px;border-radius:6px;font-size:.88rem;box-shadow:var(--shadow);transition:opacity .5s}
.toast.err{background:var(--bad);color:#fff}.toast a{color:inherit;font-weight:700}
.toast.gone{opacity:0}
@media (max-width:640px){
  h1{font-size:1.8rem}
  .cluelist{grid-template-columns:1fr}
  .back-t{display:none}
  .bar{gap:6px;padding:8px 12px}
  .brand{font-size:.92rem}
  .panel{padding:12px}
  main{padding:12px}
}
@media print{.bar,.samples,.formpanel,.askbox,.histbox,.exports,.toasts,.cardrow{display:none!important}.panel{box-shadow:none;border-color:#999}}