/* Layout: workshop bench. Diagram (overview / one circuit / bike) on the left, cockpit + inspector on the right. Stacks on phones. */
:root{
  /* Gearshift Garage identity: black, GSG red #CE102C, white. Committed dark look. */
  --bg:#0B0B0C; --panel:#131315; --panel-2:#1A1A1E; --ink:#F4F4F6; --ink-2:#AFAFBA; --line:#2A2A31;
  --bike:#5B5B66; --bike-fill:#18181C; --casing:#3A3A42; --harness:#8E8E99;
  --accent:#CE102C; --live:#FFB02E; --gnd:#3CC3C3; --sig:#A585F0; --ok:#4CBF72; --warn:#E2B23A; --bad:#FF5A4E;
  --screen:#050506; --screen-ink:#FFB547;
  --display:"Barlow Condensed","Helvetica Neue Condensed","Arial Narrow",sans-serif;
  --body:"Helvetica Neue",Helvetica,Arial,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --num:"Barlow Condensed","Arial Narrow",sans-serif;
  color-scheme:dark;
}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--body);font-size:14px;line-height:1.45}
*{box-sizing:border-box}
[hidden]{display:none !important}
.app{padding-inline:16px;padding-block:0;max-width:1560px;margin:0 auto;display:grid;gap:14px}

.gsgbar{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;background:#000;border-bottom:5px solid var(--accent);margin-inline:-16px;padding:12px 16px 10px;position:relative}
.gsgbar img{height:34px;width:auto;display:block}
.gsgbar .doc{font:700 12px var(--body);letter-spacing:2px;color:#fff;text-transform:uppercase}
.gsgfoot{display:flex;flex-wrap:wrap;gap:6px 18px;justify-content:space-between;align-items:center;background:#000;border-top:5px solid var(--accent);margin-inline:-16px;padding:12px 16px;color:#fff;font:700 11px var(--body);letter-spacing:2px;text-transform:uppercase}
.gsgfoot i{color:var(--accent);font-style:normal;margin:0 8px}
.gsgfoot a{color:inherit;text-decoration:underline;text-underline-offset:3px}
.gsgfoot a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.lab-jump{display:none}
.gsgfoot span:last-child{color:var(--ink-2)}
header.top{display:flex;flex-wrap:wrap;align-items:flex-end;gap:10px 22px;justify-content:space-between}
.brand h1{font-family:var(--display);font-weight:700;font-size:38px;letter-spacing:.03em;text-transform:uppercase;margin:0;line-height:1;text-wrap:balance}
.brand p{margin:4px 0 0;color:var(--ink-2);max-width:72ch}
.brand .tag{font:700 11px var(--body);letter-spacing:3px;text-transform:uppercase;color:var(--accent)}
.brand .rule{width:90px;height:5px;background:var(--accent);margin:8px 0 10px}
.status{display:flex;gap:8px;flex-wrap:wrap}
.pill{font-family:var(--mono);font-size:12px;padding:4px 9px;border-radius:999px;border:1px solid var(--line);background:var(--panel);font-variant-numeric:tabular-nums;white-space:nowrap}
.pill b{font-weight:500}
.pill.ok{border-color:var(--ok);color:var(--ok)} .pill.bad{border-color:var(--bad);color:var(--bad)} .pill.warn{border-color:var(--warn);color:var(--warn)}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:14px;align-items:start}
@media (max-width:1080px){.layout{grid-template-columns:minmax(0,1fr)}}
.stage{min-width:0;display:grid;gap:10px}
.views{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.views .lab{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2);margin-right:2px}
.views .sep{width:1px;height:22px;background:var(--line);margin:0 4px}
.chip{font:500 12.5px var(--body);padding:5px 10px;border-radius:6px;border:1px solid var(--line);background:var(--panel);color:var(--ink);cursor:pointer;display:inline-flex;gap:6px;align-items:center}
.chip .dot{width:7px;height:7px;border-radius:50%;background:var(--line)}
.chip.haslive .dot{background:var(--live);box-shadow:0 0 6px var(--live)}
.chip[aria-pressed="true"]{background:var(--accent);color:#fff;border-color:var(--accent)}
.chip:focus-visible,button:focus-visible,input:focus-visible,.wire:focus-visible,.node:focus-visible,.loc:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.caption{display:flex;flex-wrap:wrap;gap:6px 14px;align-items:baseline;padding:10px 14px;background:var(--panel);border:1px solid var(--line);border-radius:10px}
.caption h2{font:700 24px var(--display);text-transform:uppercase;margin:0;letter-spacing:.02em}
.caption p{margin:0;color:var(--ink-2);max-width:80ch;flex:1 1 320px;min-width:0}
.svgwrap{background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:auto;position:relative;max-height:78vh}
svg#dia{display:block;height:auto;max-width:none;margin:0 auto;touch-action:manipulation}
.legend{display:flex;flex-wrap:wrap;gap:6px 14px;font-size:12px;color:var(--ink-2);align-items:center}
.legend .sw{display:inline-flex;gap:6px;align-items:center;font-family:var(--mono)}
.legend i{width:22px;height:7px;border-radius:2px;display:inline-block;border:1px solid var(--line)}
.legend .k{display:inline-flex;align-items:center;gap:6px}
.log{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-family:var(--mono);font-size:12px;max-height:150px;overflow:auto}
.log h3{font:600 13px var(--display);letter-spacing:.08em;text-transform:uppercase;margin:0 0 6px;color:var(--ink-2)}
.log ol{margin:0;padding-left:18px;display:grid;gap:2px}
.log li.new{color:var(--accent)}
aside.side{min-width:0;background:var(--panel);border:1px solid var(--line);border-radius:10px;display:grid;grid-template-rows:auto 1fr;position:sticky;top:env(safe-area-inset-top,0px)}
@media (max-width:1080px){aside.side{position:static}}
.tabs{display:flex;border-bottom:1px solid var(--line)}
.tabs button{flex:1;font:600 15px var(--display);letter-spacing:.06em;text-transform:uppercase;padding:10px 6px;background:none;border:none;color:var(--ink-2);cursor:pointer;border-bottom:2px solid transparent}
.tabs button[aria-selected="true"]{color:var(--ink);border-bottom-color:var(--accent)}
.panel{padding:14px;display:grid;gap:14px;min-width:0}
.group{display:grid;gap:8px}
.group h4{margin:0;font:600 14px var(--display);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2)}
.row{display:flex;flex-wrap:wrap;gap:6px}
.btn{font:500 13px var(--body);padding:8px 10px;border-radius:7px;border:1px solid var(--line);background:var(--panel-2);color:var(--ink);cursor:pointer;user-select:none;-webkit-user-select:none;touch-action:none;min-width:0}
.btn[aria-pressed="true"]{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.hold.held{background:var(--live);border-color:var(--live);color:#1a1200}
.btn .sub{display:block;font:400 10px var(--mono);opacity:.75}
.pod{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;padding:8px;border-radius:9px;background:var(--panel-2);border:1px solid var(--line)}
.pod .btn{display:grid;place-items:center;text-align:center;padding:8px 4px;background:var(--panel)}
.pod .cap{grid-column:1/-1;font:500 11px var(--mono);color:var(--ink-2);letter-spacing:.04em}
.seg{display:inline-flex;flex-wrap:wrap;max-width:100%;border:1px solid var(--line);border-radius:7px;overflow:hidden}
.seg button{font:600 15px var(--display);padding:6px 11px;background:var(--panel-2);border:none;border-right:1px solid var(--line);color:var(--ink);cursor:pointer}
.seg button:last-child{border-right:none}
.seg button[aria-pressed="true"]{background:var(--accent);color:#fff}
.slider{display:grid;grid-template-columns:auto 1fr auto;gap:8px;align-items:center;font-family:var(--mono);font-size:12px}
input[type=range]{width:100%;accent-color:var(--accent)}
.toggle{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:var(--panel-2)}
.toggle label{font-weight:500}
.toggle small{display:block;color:var(--ink-2);font-size:11px}
.sw-input{appearance:none;width:42px;height:24px;border-radius:999px;background:var(--line);position:relative;cursor:pointer;flex:none;transition:background .15s}
.sw-input::after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:var(--panel);transition:left .15s}
.sw-input:checked{background:var(--accent)} .sw-input:checked::after{left:21px}
.dash{background:var(--screen);border-radius:40px 40px 12px 12px;padding:12px 16px 10px;color:var(--screen-ink);font-family:var(--mono);position:relative;min-height:112px;border:1px solid #000}
.dash.off{color:#26262b}
.dash .bar{height:9px;border-radius:2px;background:repeating-linear-gradient(90deg,currentColor 0 3px,transparent 3px 5px);opacity:.25;position:relative;overflow:hidden}
.dash .bar span{position:absolute;inset:0 auto 0 0;background:repeating-linear-gradient(90deg,currentColor 0 3px,transparent 3px 5px)}
.dash .scale{display:flex;justify-content:space-between;font-size:9px;opacity:.6;margin-top:2px}
.dash .main{display:flex;align-items:baseline;justify-content:space-between;gap:8px;margin-top:6px}
.dash .spd{font-family:var(--num);font-size:46px;font-weight:600;line-height:.9;font-variant-numeric:tabular-nums}
.dash .unit{font-size:11px;opacity:.7}
.dash .gear{font-family:var(--num);font-size:34px;font-weight:700;line-height:1}
.dash .msg{font-size:12px;min-height:16px;font-variant-numeric:tabular-nums}
.dash .lamps{display:flex;gap:10px;justify-content:center;margin-top:6px}
.lamp{width:13px;height:13px;border-radius:50%;background:#1b201d;border:1px solid #2c332f}
.lamp.on.g{background:#33e06a;box-shadow:0 0 8px #33e06a} .lamp.on.b{background:#3b8cff;box-shadow:0 0 8px #3b8cff} .lamp.on.r{background:#ff3b30;box-shadow:0 0 8px #ff3b30}
.readouts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}
.ro{border:1px solid var(--line);border-radius:8px;padding:6px 8px;background:var(--panel-2);min-width:0}
.ro span{display:block;font:500 10px var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-2)}
.ro b{font:600 21px var(--num);letter-spacing:.5px;font-variant-numeric:tabular-nums;white-space:nowrap}
.note{font-size:12px;color:var(--ink-2);margin:0}
.insp h2{font:700 26px var(--display);text-transform:uppercase;margin:0;letter-spacing:.02em;text-wrap:balance}
.insp .kind{font:500 11px var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}
.insp p{margin:0;max-width:65ch}
.code{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:13px;padding:4px 8px;border:1px solid var(--line);border-radius:6px;background:var(--panel-2)}
.code i{width:30px;height:8px;border-radius:2px;display:inline-block;border:1px solid var(--line)}
.kv{display:grid;grid-template-columns:auto 1fr;gap:4px 12px;font-size:13px;margin:0}
.kv dt{color:var(--ink-2);font-family:var(--mono);font-size:11px;text-transform:uppercase;letter-spacing:.06em;padding-top:2px}
.kv dd{margin:0;min-width:0}
.steps{margin:0;padding-left:20px;display:grid;gap:6px}
.verify{border-left:3px solid var(--warn);padding:6px 10px;background:var(--panel-2);font-size:12.5px}
.state{font:600 12px var(--mono);padding:2px 8px;border-radius:999px;border:1px solid var(--line)}
.state.on{color:var(--ok);border-color:var(--ok)} .state.off{color:var(--ink-2)}
.linklist{display:grid;gap:4px}
.lnk{text-align:left;font:13px var(--body);background:none;border:none;color:var(--ink);padding:3px 0;cursor:pointer;display:flex;gap:8px;align-items:center}
.lnk:hover{color:var(--accent)}
.lnk.inline{display:inline;padding:0;text-decoration:underline}
.empty{color:var(--ink-2)}
.checks{display:grid;gap:8px}
.checks label{display:grid;grid-template-columns:auto 1fr;gap:8px;align-items:start;font-size:13px;padding:8px;border:1px solid var(--line);border-radius:8px;background:var(--panel-2)}
.checks input{margin-top:3px;accent-color:var(--accent)}
/* diagram */
.colhead{font:600 12px var(--display);letter-spacing:.12em;text-transform:uppercase;fill:var(--ink-2)}
.node{cursor:pointer}
.node rect.box{fill:var(--panel);stroke:var(--ink-2);stroke-width:1.3}
.node.new rect.box{stroke:var(--accent);stroke-width:1.8}
.node.engine rect.box{stroke-dasharray:4 3}
.node .nm{font-family:var(--display);font-size:14px;font-weight:600;fill:var(--ink);pointer-events:none}
.node .sub{font-family:var(--mono);font-size:9.5px;fill:var(--ink-2);pointer-events:none}
.node .led{fill:var(--line)} .node .led.on{fill:var(--ok)} .node .led.hot{fill:var(--live)} .node .led.fault{fill:var(--bad)}
.node:hover rect.box{stroke:var(--ink);stroke-width:2.2}
.node.sel rect.box{stroke:var(--accent);stroke-width:2.6}
.node.faded{opacity:.28}
.wire{cursor:pointer}
.wire .cas{fill:none;stroke:var(--casing);stroke-width:7;stroke-linejoin:round;stroke-linecap:round}
.wire .base{fill:none;stroke-width:3.8;stroke-linejoin:round;stroke-linecap:round}
.wire .stripe{fill:none;stroke-width:3.8;stroke-dasharray:5 9;stroke-linejoin:round}
.wire .flow{fill:none;stroke-width:2.2;stroke-dasharray:2 12;stroke-linecap:round;opacity:0}
.wire .hit{fill:none;stroke:transparent;stroke-width:14}
.wire.unknown .base{stroke-dasharray:2 4}
.wire.live .flow{opacity:1;stroke:var(--live);animation:flow .8s linear infinite}
.wire.live.gnd .flow{stroke:var(--gnd)} .wire.live.sig .flow{stroke:var(--sig);animation-duration:.45s}
.wire.live .cas{stroke:var(--live);stroke-opacity:.38;stroke-width:9}
.wire.live.gnd .cas{stroke:var(--gnd)} .wire.live.sig .cas{stroke:var(--sig)}
.wire.capped{opacity:.35}
.wire.faded{opacity:.15}
.wire.sel .cas{stroke:var(--accent);stroke-opacity:1;stroke-width:10}
.wire.fault .base{stroke-dasharray:3 6}
.bundle .base{stroke:var(--harness)}
.pin{font-family:var(--mono);font-size:9.5px;fill:var(--ink-2);pointer-events:none;paint-order:stroke;stroke:var(--panel);stroke-width:3px}
.fuse rect{fill:var(--panel);stroke:var(--ink-2);stroke-width:1.2}
.fuse text{font-family:var(--mono);font-size:9px;fill:var(--ink);pointer-events:none}
.fuse.blown rect{stroke:var(--bad);stroke-width:2}
.fuse.blown text{fill:var(--bad)}
.cnt{font-family:var(--mono);font-size:10px;fill:var(--panel);pointer-events:none}
@keyframes flow{to{stroke-dashoffset:-14}}
@media (prefers-reduced-motion:reduce){.wire.live .flow{animation:none;stroke-dasharray:none;opacity:.6}}
.bike-line{fill:none;stroke:var(--bike);stroke-linecap:round;stroke-linejoin:round}
.bike-line.spring{stroke-dasharray:3 4;stroke-width:14}
.bike-fill{fill:var(--bike-fill);stroke:var(--bike);stroke-width:2}
.loc{cursor:pointer}
.loc circle.d{stroke:var(--panel);stroke-width:2;fill:var(--ink-2)}
.loc.new circle.d{fill:var(--accent)}
.loc.on circle.d{fill:var(--ok)} .loc.hot circle.d{fill:var(--live)} .loc.fault circle.d{fill:var(--bad)}
.loc text{font-family:var(--display);font-size:12.5px;font-weight:600;fill:var(--ink);paint-order:stroke;stroke:var(--panel);stroke-width:3px;pointer-events:none}
.loc.sel circle.d{stroke:var(--accent);stroke-width:4}
.lightfx{pointer-events:none}
.svgnote{font-family:var(--mono);font-size:10.5px;fill:var(--ink-2)}
.tip{position:absolute;pointer-events:none;background:var(--ink);color:var(--bg);font:12px var(--mono);padding:4px 7px;border-radius:5px;white-space:nowrap;transform:translate(-50%,-130%);display:none;z-index:2}
/* mode bar */
.modebar{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;padding:10px 14px;background:var(--panel);border:1px solid var(--line);border-radius:10px}
.modebar .lab{font:600 13px var(--display);letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2)}
.modebar .grp{display:flex;gap:8px;align-items:center;flex-wrap:wrap;min-width:0;max-width:100%}
.modebar .seg{min-width:0}
.app>*{min-width:0}
.modebar .hint{font-size:12px;color:var(--ink-2);flex:1 1 260px;min-width:0}
.seg button[disabled]{opacity:.35;cursor:not-allowed}
/* fuse box */
.fbox{border:1px solid var(--line);border-radius:10px;background:var(--panel-2);padding:10px;display:grid;gap:8px}
.fbox h4{margin:0;font:600 14px var(--display);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2)}
.fsock{position:relative;border-radius:8px;background:#0e0e10;border:1px solid #000;padding:10px 8px 8px;display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:6px;transition:transform .35s,opacity .35s}
.fsock.inline{grid-template-columns:repeat(4,minmax(0,1fr))}
.fbox.pulled .fsock.box{transform:translateY(10px) rotate(-2deg);opacity:.25}
.fz{display:grid;justify-items:center;gap:3px;background:none;border:none;color:var(--ink);cursor:pointer;padding:2px 0;font-family:var(--mono)}
.fz .slot{width:100%;max-width:38px;height:54px;border-radius:5px;border:1px dashed #3a3a42;display:grid;place-items:center;position:relative}
.fz .blade{width:80%;height:46px;border-radius:4px 4px 2px 2px;display:grid;place-items:start center;padding-top:5px;font:600 10px var(--mono);color:#fff;text-shadow:0 1px 1px #000;position:relative;box-shadow:inset 0 -10px 0 rgba(0,0,0,.25)}
.fz .blade::after{content:"";position:absolute;left:28%;right:28%;top:64%;height:3px;background:rgba(255,255,255,.75);border-radius:2px}
.fz.blown .blade::after{background:linear-gradient(90deg,rgba(255,255,255,.75) 40%,transparent 40% 60%,rgba(255,255,255,.75) 60%)}
.fz.blown .blade{filter:saturate(.5) brightness(.8)}
.fz.blown .slot{border:1px solid var(--bad)}
.fz.out .blade{display:none}
.fz.live .slot{box-shadow:0 0 0 1px var(--live),0 0 10px rgba(255,176,46,.35)}
.fz .num{font-size:11px;color:var(--ink-2)}
.fz[aria-pressed="true"] .num{color:var(--accent);font-weight:600}
.fz[aria-pressed="true"] .slot{outline:2px solid var(--accent);outline-offset:2px}
.finfo{border-left:3px solid var(--accent);padding:8px 10px;background:var(--panel);display:grid;gap:6px;font-size:13px}
.finfo h3{margin:0;font:700 20px var(--display);text-transform:uppercase}
.finfo .bad{color:var(--bad)}
/* build guide */
.bsteps{display:grid;gap:8px}
.bstep{border:1px solid var(--line);border-radius:9px;background:var(--panel-2)}
.bstep summary{list-style:none;cursor:pointer;display:grid;grid-template-columns:auto 1fr auto;gap:10px;align-items:center;padding:9px 10px}
.bstep summary::-webkit-details-marker{display:none}
.bstep .n{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font:700 13px var(--num);background:var(--panel);border:1px solid var(--line)}
.bstep.done .n{background:var(--ok);border-color:var(--ok);color:#06210f}
.bstep .tt{font:600 16px var(--display);letter-spacing:.03em;text-transform:uppercase}
.bstep[open]{border-color:var(--accent)}
.bstep .bd{padding:0 12px 12px;display:grid;gap:8px;font-size:13px}
.bstep .why{color:var(--ink-2)}
.bstep ol{margin:0;padding-left:20px;display:grid;gap:5px}
.bstep .test{border-left:3px solid var(--ok);padding:6px 10px;background:var(--panel)}
.progress{height:6px;border-radius:3px;background:var(--line);overflow:hidden}
.progress span{display:block;height:100%;background:var(--ok)}
/* displays */
.dash.round{border-radius:12px;display:grid;justify-items:center;gap:8px;padding:12px}
.disc{width:150px;height:150px;border-radius:50%;background:radial-gradient(circle at 50% 40%,#101012,#030304 70%);border:6px solid #2a2a30;box-shadow:inset 0 0 0 2px #000;position:relative;display:grid;place-items:center;text-align:center}
.disc.tiny{width:128px;height:128px}
.disc .spd{font-family:var(--num);font-size:40px;font-weight:600;line-height:1}
.disc .unit{font-size:10px;opacity:.7}
.disc .small{font-size:10px;font-variant-numeric:tabular-nums}
.disc svg{position:absolute;inset:-6px;width:calc(100% + 12px);height:calc(100% + 12px)}
.disc .lamps{position:absolute;bottom:14px;left:0;right:0;display:flex;gap:6px;justify-content:center;margin:0}
.disc .lamp{width:9px;height:9px}
.indframe{display:flex;gap:10px;padding:6px 10px;border-radius:8px;background:#0c0c0e;border:1px solid #000}
.indframe .lab{font:500 9px var(--mono);color:#555}
.dash.stockc{border-radius:14px;padding:8px;background:#0b0b0d;color:#e9e9e9}
.dash.stockc svg{width:100%;height:auto;display:block}
.dash.stockc.off .needle{opacity:.6}
.dash.stockc .lit{opacity:1}
.loc.mech circle.d{fill:var(--panel);stroke:var(--ink-2);stroke-width:1.5}
.loc.mech text{font-size:11px;fill:var(--ink-2)}
.loc.mech.on circle.d{fill:var(--ok);stroke:var(--panel)}
/* ===== service-manual additions (shared shell) ===== */
.tblwrap{overflow-x:auto;border:1px solid var(--line);border-radius:8px}
table.pins{width:100%;border-collapse:collapse;font-size:12.5px}
table.pins th,table.pins td{padding:6px 8px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
table.pins th{font:600 12px var(--display);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2);background:var(--panel-2)}
table.pins tr:last-child td{border-bottom:none}
table.pins td:first-child{font-family:var(--mono);white-space:nowrap}
table.pins .code{white-space:nowrap}
.conf{display:inline-grid;place-items:center;width:18px;height:18px;border-radius:4px;font:600 10px var(--mono);border:1px solid var(--line);color:var(--ink-2)}
.conf.cH{border-color:var(--ok);color:var(--ok)} .conf.cM{border-color:var(--warn);color:var(--warn)} .conf.cL{border-color:var(--bad);color:var(--bad)}
.bstep summary .conf{justify-self:end}
.flow{display:flex;flex-wrap:wrap;gap:4px 6px;align-items:center;font:500 12px var(--mono)}
.flow span{padding:3px 7px;border:1px solid var(--line);border-radius:6px;background:var(--panel-2)}
.flow i{font-style:normal;color:var(--accent)}
/* bike picker (library + lab header) */
.pick{display:flex;flex-wrap:wrap;gap:10px;align-items:end}
.pick label{display:grid;gap:4px;font:500 11px var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2);min-width:0}
.pick select{font:500 14px var(--body);color:var(--ink);background:var(--panel-2);border:1px solid var(--line);border-radius:7px;padding:8px 10px;min-width:150px;max-width:100%}
.pick select:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.pick .go{background:var(--accent);border-color:var(--accent);color:#fff;padding:9px 16px}
.pick.mini{gap:6px;align-items:center;flex:1 1 auto;justify-content:flex-end}
.pick.mini select{font-size:12.5px;padding:5px 8px;min-width:0;background:#111;color:#fff;border-color:#333}
/* data coverage (free resource: gaps shown, not hidden) */
.wire.lowconf .base,.wire.lowconf .stripe{stroke-dasharray:7 5}
.covbar{display:flex;height:8px;border-radius:4px;overflow:hidden;background:var(--line)}
.covbar span{display:block;height:100%}
.covbar .cH{background:var(--ok)} .covbar .cM{background:var(--warn)} .covbar .cL{background:var(--bad)}
.partialbar{margin-top:8px;border:1px solid var(--warn);border-radius:8px;padding:8px 12px;font-size:13px;color:var(--ink);background:rgba(226,178,58,.08);max-width:72ch}
.partialbar b{color:var(--warn)}

/* Phone layout: keep controls readable and let the diagram scroll within its own frame. */
@media (max-width:600px){
  .app{padding-inline:12px;gap:12px}
  .gsgbar,.gsgfoot{margin-inline:-12px;padding-inline:12px}
  .gsgbar{align-items:stretch}
  .gsgbar .pick.mini{order:3;flex:1 0 100%;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}
  .pick.mini select{width:100%;min-width:0}
  .gsgbar .doc{align-self:center;text-align:right;letter-spacing:1px}
  .lab-jump{display:flex;gap:8px}
  .lab-jump a{flex:1;display:grid;place-items:center;min-height:44px;padding:8px;border:1px solid var(--line);border-radius:7px;color:var(--ink);background:var(--panel);font-weight:600;text-decoration:none;text-align:center}
  .lab-jump a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
  .brand h1{font-size:clamp(29px,9vw,38px)}
  .pick:not(.mini){display:grid;grid-template-columns:1fr}
  .pick:not(.mini) label,.pick:not(.mini) select,.pick:not(.mini) .go{width:100%;min-width:0}
  .pick select,.pick .go{min-height:44px}
  .views{flex-wrap:nowrap;overflow-x:auto;overscroll-behavior-inline:contain;padding-bottom:8px;scrollbar-width:thin}
  .views>*{flex:none}
  .tabs{overflow-x:auto;scrollbar-width:thin}
  .tabs button{flex:0 0 auto;min-width:64px;min-height:44px}
  .readouts{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pill{white-space:normal;overflow-wrap:anywhere}
  .svgwrap{max-height:60vh}
  .chip,.btn,.seg button{min-height:40px}
}