:root{--bg:#efeadd;--panel:#fbf8f1;--ink:#1b2a42;--muted:#4a5872;--line:#d3ccb9;--accent:#1f4f8f;--accent-ink:#ffffff;--pencil:#a8321a;--soft:#e8e2d2;--ok:#1f6b3a;--warn:#8a5300;--bad:#a8321a;--shadow:0 1px 0 rgba(27,42,66,.08);--chip-bg:#1b2a42;--chip-ink:#fbf8f1;--grid:rgba(31,79,143,.07)}
:root[data-theme="dark"]{--bg:#0a1b30;--panel:#0f2642;--ink:#e6eef9;--muted:#a9bdd8;--line:#24456d;--accent:#8cc0ff;--accent-ink:#06182c;--pencil:#ffad80;--soft:#14325a;--ok:#93ddb0;--warn:#f3c56b;--bad:#ffad80;--shadow:0 1px 0 rgba(0,0,0,.4);--chip-bg:#e6eef9;--chip-ink:#0a1b30;--grid:rgba(140,192,255,.06)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#0a1b30;--panel:#0f2642;--ink:#e6eef9;--muted:#a9bdd8;--line:#24456d;--accent:#8cc0ff;--accent-ink:#06182c;--pencil:#ffad80;--soft:#14325a;--ok:#93ddb0;--warn:#f3c56b;--bad:#ffad80;--shadow:0 1px 0 rgba(0,0,0,.4);--chip-bg:#e6eef9;--chip-ink:#0a1b30;--grid:rgba(140,192,255,.06)}}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 "Avenir Next","Segoe UI",system-ui,-apple-system,Roboto,sans-serif}
body{background-image:linear-gradient(var(--grid) 1px,transparent 1px),linear-gradient(90deg,var(--grid) 1px,transparent 1px);background-size:24px 24px}
a{color:var(--accent)}
.hidden{display:none!important}
.small{font-size:.875rem}.muted{color:var(--muted)}.mono,.num{font-family:ui-monospace,Menlo,Consolas,monospace}
.bar{display:flex;align-items:center;gap:10px;padding:10px 16px;background:var(--panel);border-bottom:2px solid var(--ink);flex-wrap:wrap}
.back{text-decoration:none;font-weight:600;white-space:nowrap}
.brand{display:flex;align-items:center;gap:8px;font-size:1.05rem;min-width:0;text-transform:uppercase;letter-spacing:.08em}
.logo{width:26px;height:26px;flex:none}.lg-s{stroke:var(--ink);stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}.lg-a{fill:var(--pencil)}
.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:1.5px solid var(--ink);background:var(--panel);color:var(--ink);border-radius:2px;padding:6px 12px;font:inherit;font-size:.9rem;cursor:pointer;text-decoration:none;min-height:34px}
.pill:hover:not(:disabled){background:var(--soft)}
.pill.solid{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}
.pill.solid:hover:not(:disabled){background:var(--accent);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:920px;margin:0 auto;padding:16px}
.hero{padding:14px 0 6px}
.kicker{margin:0;color:var(--pencil);font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:.78rem;font-family:ui-monospace,Menlo,Consolas,monospace}
h1{margin:4px 0 8px;font-size:2.5rem;line-height:1.05;letter-spacing:.02em;text-transform:uppercase}
.h1b{display:block;font-size:1.05rem;font-weight:500;color:var(--muted);margin-top:8px;letter-spacing:0;text-transform:none}
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:1.5px dashed var(--ink);background:var(--panel);color:var(--ink);border-radius:2px;padding:5px 12px;font:inherit;font-size:.86rem;cursor:pointer}
.chip.on{background:var(--chip-bg);color:var(--chip-ink);border-style:solid;font-weight:600}
.panel{background:var(--panel);border:1.5px solid var(--ink);border-radius:2px;padding:16px;margin:16px 0;box-shadow:4px 4px 0 var(--line)}
.ph{display:flex;align-items:center;gap:8px;margin:0 0 10px;font-size:1.15rem;flex-wrap:wrap;text-transform:uppercase;letter-spacing:.06em}
.step-no{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:50%;border:2px solid var(--ink);font-size:.85rem;font-weight:700;font-family:ui-monospace,Menlo,Consolas,monospace}
.free{font-size:.7rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--ok);border:1.5px solid currentColor;border-radius:2px;padding:1px 7px}
.lab{display:block;font-weight:600;font-size:.86rem;margin:8px 0 3px}
.lenshint{font-weight:400;color:var(--muted);margin-left:4px}
.ulab{font-family:ui-monospace,Menlo,Consolas,monospace;font-weight:400;color:var(--pencil);font-size:.8rem}
.inp{width:100%;border:1.5px solid var(--line);background:var(--bg);color:var(--ink);border-radius:2px;padding:7px 9px;font:inherit;font-size:.95rem;min-height:38px}
.inp.num{font-family:ui-monospace,Menlo,Consolas,monospace}
textarea.inp{resize:vertical}
.inp:focus{outline:2px solid var(--accent);outline-offset:1px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:0 12px}
.unitrow{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.seg{display:inline-flex;align-items:center;gap:6px;border:1.5px solid var(--ink);border-radius:2px;padding:4px 10px;cursor:pointer;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.9rem}
.seg input{accent-color:var(--accent)}
.measure{margin:10px 0;border:1.5px dashed var(--line);padding:8px 10px;border-radius:2px}
.measure summary{cursor:pointer;font-weight:600;font-size:.9rem}
.setups,.strains{border:0;padding:0;margin:10px 0 0;min-width:0}
.setuplist{display:grid;grid-template-columns:repeat(3,1fr);gap:6px}
.opt{display:flex;gap:8px;align-items:flex-start;border:1.5px solid var(--line);border-radius:2px;padding:8px 10px;cursor:pointer;background:var(--bg);font-size:.9rem}
.opt.on{border-color:var(--accent);background:var(--soft)}
.opt input{margin-top:4px;accent-color:var(--accent)}
.strainlist{display:flex;flex-wrap:wrap;gap:6px}
.checks{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:10px}
.tick{display:inline-flex;gap:8px;align-items:center;font-size:.92rem;cursor:pointer}
.tick input{width:17px;height:17px;accent-color:var(--accent)}
.strainlist .tick{border:1.5px solid var(--line);padding:5px 10px;border-radius:2px;background:var(--bg)}
.cardrow{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}
.note{border-left:3px solid var(--warn);padding:4px 10px;background:var(--soft)}
.board{border:1.5px solid var(--ink);line-height:0;cursor:default}
.board svg{width:100%;height:auto;display:block}
.verdictline{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:10px 0 4px}
.callchip{display:inline-block;border:2px solid var(--muted);color:var(--muted);padding:2px 9px;font-size:.82rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;font-family:ui-monospace,Menlo,Consolas,monospace}
.callchip.v-fits{border-color:var(--ok);color:var(--ok)}
.callchip.v-tweak,.callchip.v-rework{border-color:var(--pencil);color:var(--pencil)}
.callchip.v-rework{background:var(--pencil);color:var(--panel)}
.tablewrap{overflow-x:auto}
.parts{width:100%;border-collapse:collapse;font-size:.9rem;margin-top:8px}
.parts th,.parts td{border-bottom:1px solid var(--line);padding:5px 8px;text-align:left;white-space:nowrap}
.parts th{font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.parts td.n{font-family:ui-monospace,Menlo,Consolas,monospace}
.parts tr.off td{color:var(--pencil)}.parts tr.off td:first-child{font-weight:700}
.plan{margin:10px 0 0;padding-left:22px}.plan li{margin:3px 0}
.askbox .runrow{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.gate{border:1.5px solid var(--warn);background:var(--soft);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;max-height:340px;overflow:auto}
.result.empty .exports,.result.empty .aside{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:1.5px solid var(--line);padding:2px 8px;color:var(--muted)}
.badge.on{border-color:var(--pencil);color:var(--pencil)}
.headline{font-size:1.15rem;font-weight:600;margin:12px 0 6px}
.fixes{list-style:none;padding:0;margin:10px 0;display:grid;gap:8px;counter-reset:fx}
.fixes .none{color:var(--muted);font-size:.9rem}
.fix{border:1.5px solid var(--line);border-left:5px solid var(--pencil);padding:10px 12px;background:var(--bg)}
.fix-head{display:flex;flex-wrap:wrap;gap:8px;align-items:baseline;margin-bottom:4px}
.fix-no{font-family:ui-monospace,Menlo,Consolas,monospace;font-weight:700;color:var(--pencil)}
.fix-name{font-weight:700;text-transform:uppercase;letter-spacing:.05em;font-size:.88rem}
.fix-num{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.82rem;color:var(--muted)}
.fix p{margin:3px 0;font-size:.93rem}
.aside{border:1.5px dashed var(--accent);padding:8px 12px;margin:10px 0;background:var(--soft)}
.aside .lab{margin:6px 0 0;color:var(--accent);text-transform:uppercase;letter-spacing:.06em;font-size:.74rem}
.aside 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:920px;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;font-size:.88rem;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:1.9rem}
  .grid3,.setuplist{grid-template-columns:1fr 1fr}
  .back-t{display:none}
  .bar{gap:6px;padding:8px 12px}
  .brand{font-size:.92rem}
  .panel{padding:12px;box-shadow:3px 3px 0 var(--line)}
  main{padding:12px}
}
@media (max-width:420px){.parts th,.parts td{padding:4px 4px;font-size:.8rem}.setuplist{grid-template-columns:1fr}.grid2{grid-template-columns:1fr 1fr}}
@media print{body{background:none}.bar,.samples,.formpanel,.askbox,.histbox,.exports,.toasts,.cardrow{display:none!important}.panel{box-shadow:none;border-color:#999}}