/* ============================================================
   Breadbit — premium UI (v5): floating dock, glass surfaces, hero
   ============================================================ */
:root{--accent:#8b8dff;--accent2:#22d3ee;--good:#34d17a;--bg:#070b14;--panel:#0e1524;--panel2:#131c2f;--panel3:#18233a;--line:#1f2c44;--text:#e8eefb;--sub:#8c9cb8;
  --brand:linear-gradient(135deg,#22d3ee 0%,#6366f1 55%,#a855f7 100%);--glass:rgba(15,23,38,.74);--glass-b:rgba(255,255,255,.09);--shadow:0 14px 40px -14px rgba(0,0,0,.7);--r:20px}
html[data-theme="light"]{--accent:#5b5bf0;--accent2:#0891b2;--bg:#eef2fb;--panel:#ffffff;--panel2:#f3f6fd;--panel3:#e6ecf8;--line:#d9e1f0;--text:#111a2c;--sub:#566985;
  --glass:rgba(255,255,255,.80);--glass-b:rgba(20,32,60,.10);--shadow:0 14px 36px -16px rgba(30,50,100,.35)}
body{font-family:Inter,"SF Pro Text",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;-webkit-font-smoothing:antialiased}
button{transition:transform .15s ease,background .2s ease,box-shadow .2s ease,border-color .2s ease}
button:active{transform:scale(.96)}

/* ---------- stage ---------- */
#stage{background:radial-gradient(900px 520px at 50% -12%,color-mix(in srgb,var(--accent) 16%,transparent),transparent 70%),var(--bg)}
#stage::before{background-image:radial-gradient(color-mix(in srgb,var(--text) 26%,transparent) 1px,transparent 1.3px);background-size:24px 24px;opacity:.28}

/* ---------- header ---------- */
#app header{background:var(--glass);backdrop-filter:blur(18px) saturate(1.5);-webkit-backdrop-filter:blur(18px) saturate(1.5);border-bottom:1px solid var(--glass-b);padding:8px 12px;padding-top:max(8px,env(safe-area-inset-top))}
#brand{display:flex;align-items:center;gap:9px;margin:0;font-size:18px;font-weight:800;letter-spacing:-.3px;white-space:nowrap}
#brand .logo{width:32px;height:32px;border-radius:10px;box-shadow:0 6px 16px -6px rgba(99,102,241,.8),0 0 0 1px rgba(255,255,255,.14)}
#app header .status{display:none}
#hbtns{display:flex;align-items:center;gap:4px;margin-left:auto}
#app #hbtns button{width:38px;height:38px;padding:0;border-radius:12px;background:transparent;border:1px solid transparent;color:var(--text);display:grid;place-items:center}
#app #hbtns button:hover{background:var(--panel2)}
#app #hbtns .hPill{width:auto;display:flex;align-items:center;gap:6px;padding:0 14px 0 11px;margin:0 4px;background:var(--brand);color:#fff;font-weight:700;font-size:13px;box-shadow:0 8px 20px -8px rgba(99,102,241,.8)}
#app #hbtns .hPill:hover{background:var(--brand);filter:brightness(1.08)}
#hbtns .hPill .ic{color:#fff;--ic2:#fff;width:18px;height:18px}
#undoBtn:disabled,#redoBtn:disabled{opacity:.35}
@media(max-width:380px){#brand span{display:none}}

/* ---------- HUD status pill ---------- */
#hud{left:10px;top:10px;display:flex;flex-direction:row;align-items:center;gap:12px;padding:7px 13px;border-radius:999px;background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-b);box-shadow:var(--shadow);max-width:calc(100% - 20px)}
#hud .hudRow{padding:0;display:flex;gap:6px;align-items:center}
#hud .hudRow:not(.stat){display:none}
@media(min-width:900px){#hud .hudRow:not(.stat){display:flex;color:var(--sub)}}
.hudRow.stat{font-weight:700;letter-spacing:.1px;gap:8px}
.hudRow.stat .dot{width:9px;height:9px;border-radius:50%;background:#8b96a8;flex:none}
.hudRow.stat span{margin-left:4px;font:500 11px ui-monospace,Menlo,monospace;opacity:.75}
.hudRow.stat.running .dot{background:var(--good);animation:bbPulse 1.4s infinite}.hudRow.stat.running b{color:var(--good)}
.hudRow.stat.paused .dot{background:#ffb020}.hudRow.stat.paused b{color:#ffb020}
.hudRow.stat.rec .dot{background:#ff3b30;animation:bbPulseR 1s infinite}.hudRow.stat.rec b{color:#ff6b61}
@keyframes bbPulse{0%{box-shadow:0 0 0 0 rgba(52,209,122,.6)}70%,100%{box-shadow:0 0 0 8px rgba(52,209,122,0)}}
@keyframes bbPulseR{0%{box-shadow:0 0 0 0 rgba(255,59,48,.6)}70%,100%{box-shadow:0 0 0 8px rgba(255,59,48,0)}}

/* hint caption moved to the bottom-left, quiet */
#hintBar{top:auto;bottom:56px;left:10px;transform:none;max-width:calc(100% - 78px);pointer-events:none}
#hint{display:inline-block;padding:6px 11px;border-radius:12px;background:var(--glass);backdrop-filter:blur(10px);border:1px solid var(--glass-b);font-size:11.5px;color:var(--sub);pointer-events:none}
#hint:empty{display:none}
#curTool{pointer-events:auto}
#speedRow{background:var(--glass);backdrop-filter:blur(14px);border:1px solid var(--glass-b);border-radius:999px;padding:3px;box-shadow:var(--shadow)}
#speedRow button{border-radius:999px}
#speedRow button.on,#speedRow button.active{background:var(--brand);color:#fff}
#toast{background:var(--glass);backdrop-filter:blur(16px);border:1px solid var(--glass-b);border-radius:999px;padding:9px 18px;font-weight:600}

/* ---------- parts shelf ---------- */
#quick{background:transparent;border:0;padding:8px 12px 4px;gap:8px;scroll-snap-type:x proximity;-webkit-mask-image:linear-gradient(90deg,transparent 0,#000 14px,#000 calc(100% - 14px),transparent 100%);mask-image:linear-gradient(90deg,transparent 0,#000 14px,#000 calc(100% - 14px),transparent 100%)}
#quick .qp{flex:none;width:66px;height:62px;padding:0;border-radius:18px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;background:var(--glass);backdrop-filter:blur(12px);border:1px solid var(--glass-b);font-size:10.5px;font-weight:600;color:var(--sub);scroll-snap-align:start;box-shadow:0 8px 20px -14px rgba(0,0,0,.7)}
#quick .qp .ic{width:25px;height:25px;color:var(--text)}
#quick .qp.on{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 18%,var(--panel));color:var(--text);box-shadow:0 0 0 1px var(--accent) inset,0 10px 24px -12px var(--accent)}
#quick .qp.more{border-style:dashed;background:transparent}
@media(min-width:900px){#quick{justify-content:center;mask-image:none;-webkit-mask-image:none}}

/* ---------- floating dock ---------- */
#toolbar{display:block;background:transparent;border:0;overflow:visible;padding:26px 12px max(12px,env(safe-area-inset-bottom));pointer-events:none;position:relative;z-index:12}
#dockBar{pointer-events:auto;display:flex;align-items:flex-end;gap:2px;max-width:420px;margin:0 auto;height:64px;padding:6px 8px;border-radius:32px;background:var(--glass);backdrop-filter:blur(22px) saturate(1.6);-webkit-backdrop-filter:blur(22px) saturate(1.6);border:1px solid var(--glass-b);box-shadow:0 22px 44px -18px rgba(0,0,0,.75),inset 0 1px 0 rgba(255,255,255,.07)}
#toolbar #dockBar>button{flex:1 1 0;min-width:0;height:52px;padding:0;border-radius:22px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;background:transparent;border:0;color:var(--sub);font-size:10.5px;font-weight:600}
#toolbar #dockBar>button .ic{width:24px;height:24px;color:var(--text)}
#toolbar #dockBar>button.active{background:color-mix(in srgb,var(--accent) 20%,transparent);color:var(--text)}
#toolbar #dockBar>button.active .ic{color:var(--accent)}
#toolbar #dockBar>button.pri{background:transparent;color:var(--sub)}
#toolbar #dockBar>button.pri .ic{color:var(--accent);--ic2:var(--accent)}
/* Run = the one big action */
#toolbar #dockBar>#runBtn{flex:none;width:70px;height:70px;margin:-26px 4px 0;border-radius:50%;background:var(--brand);color:#fff;font-size:10.5px;font-weight:800;gap:2px;border:0;box-shadow:0 14px 30px -8px rgba(99,102,241,.85),0 0 0 6px color-mix(in srgb,var(--bg) 78%,transparent)}
#toolbar #dockBar>#runBtn .ic{color:#fff;fill:#fff;--ic2:#fff;width:27px;height:27px}
#toolbar #dockBar>#runBtn.active{background:linear-gradient(135deg,#34d17a,#14b8a6);box-shadow:0 14px 30px -8px rgba(20,184,166,.85),0 0 0 6px color-mix(in srgb,var(--bg) 78%,transparent);color:#fff}
#toolbar #dockBar>#runBtn.active .ic{color:#fff}
#moreBtn{position:relative}
#moreBtn.open{background:var(--panel3)}
#moreBtn.flag::after{content:"";position:absolute;top:8px;right:calc(50% - 20px);width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 2px var(--panel)}
#moreBtn.rec::after{background:#ff3b30;animation:bbPulseR 1s infinite}

/* ---------- More tray ---------- */
#moreTray{pointer-events:auto;position:absolute;left:50%;bottom:100%;margin-bottom:8px;transform:translateX(-50%);width:min(calc(100vw - 24px),400px);padding:12px;border-radius:28px;background:color-mix(in srgb,var(--panel) 94%,transparent);backdrop-filter:blur(24px) saturate(1.6);-webkit-backdrop-filter:blur(24px) saturate(1.6);border:1px solid var(--glass-b);box-shadow:0 30px 70px -20px rgba(0,0,0,.8);gap:8px;animation:trayIn .18s ease-out;z-index:3}
#moreTray:not([hidden]){display:grid;grid-template-columns:repeat(4,1fr)}
@keyframes trayIn{from{opacity:0;transform:translateX(-50%) translateY(10px) scale(.97)}}
#toolbar #moreTray .tile{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;height:74px;min-width:0;padding:0;border-radius:18px;background:var(--panel2);border:1px solid var(--line);color:var(--sub);font-size:11px;font-weight:600;flex:none}
#toolbar #moreTray .tile[hidden]{display:none}
#moreTray .tile .ic{width:25px;height:25px;color:var(--text)}
#moreTray .tile[data-label]::after{content:attr(data-label)}
#moreTray .tile:hover{border-color:var(--accent)}
#toolbar #moreTray .tile.active{background:color-mix(in srgb,var(--accent) 20%,var(--panel2));border-color:var(--accent);color:var(--text)}
#moreTray .tile.on{background:#ff3b30;border-color:transparent;color:#fff}#moreTray .tile.on .ic{color:#fff}
#moreTray .tile.locked{opacity:.45}

/* ---------- zoom (floating, slides along the right edge) ---------- */
#zoomCtl{background:var(--glass);backdrop-filter:blur(16px);border:1px solid var(--glass-b);border-radius:22px;padding:4px;gap:2px;box-shadow:var(--shadow);align-items:center;touch-action:none}
#zoomCtl button{width:40px;height:40px;background:transparent;border:0;box-shadow:none;border-radius:16px}
#zoomCtl button:hover{background:var(--panel2)}
#zGrip{display:block;width:34px;height:16px;cursor:ns-resize;touch-action:none;position:relative}
#zGrip::after{content:"";position:absolute;left:9px;right:9px;top:6px;height:4px;border-radius:3px;background:color-mix(in srgb,var(--text) 30%,transparent)}
#zoomCtl.drag{box-shadow:0 0 0 2px var(--accent),var(--shadow)}

/* ---------- sheets & inspector ---------- */
#sheet{background:var(--panel);border:1px solid var(--glass-b);border-bottom:0;border-radius:28px 28px 0 0;box-shadow:0 -24px 70px -10px rgba(0,0,0,.65)}
#sheet::before{content:"";display:block;flex:none;width:42px;height:4px;border-radius:3px;background:color-mix(in srgb,var(--text) 25%,transparent);margin:9px auto 0}
#sheetHead{padding:8px 16px 8px}#sheetTitle{font-size:17px;font-weight:800;letter-spacing:-.2px}
#sheetClose{width:36px;height:36px;border-radius:12px;background:var(--panel2);border:0}
@media(min-width:900px){#sheet{border-radius:26px;border:1px solid var(--glass-b)}#sheet::before{display:none}}
#inspector{background:var(--glass);backdrop-filter:blur(20px);border:1px solid var(--glass-b);border-radius:26px;box-shadow:var(--shadow)}
#labGuide{background:var(--glass);backdrop-filter:blur(16px);border:1px solid var(--glass-b);border-left:3px solid var(--accent);border-radius:18px;top:56px}
.big,button.big{background:var(--brand);color:#fff;border:0;border-radius:14px;font-weight:800;box-shadow:0 10px 24px -10px rgba(99,102,241,.8)}
.chip{border-radius:999px}.chip.on{background:var(--brand);color:#fff;border-color:transparent}

/* ---------- hero / presentation ---------- */
#hero{position:absolute;inset:0;z-index:60;display:flex;overflow:auto;background:color-mix(in srgb,var(--bg) 68%,transparent);backdrop-filter:blur(9px) saturate(1.25);-webkit-backdrop-filter:blur(9px) saturate(1.25);animation:heroIn .5s cubic-bezier(.2,.8,.2,1) both}
#hero.out{opacity:0;transform:scale(1.015);transition:opacity .25s,transform .25s}
@keyframes heroIn{from{opacity:0;transform:translateY(14px)}}
.hMesh{position:fixed;inset:0;pointer-events:none;background:radial-gradient(620px 400px at 12% 8%,rgba(34,211,238,.30),transparent 70%),radial-gradient(560px 440px at 92% 26%,rgba(168,85,247,.30),transparent 70%),radial-gradient(520px 420px at 40% 104%,rgba(99,102,241,.26),transparent 70%)}
.hSkip{position:absolute;top:max(12px,env(safe-area-inset-top));right:12px;width:40px;height:40px;border-radius:14px;background:var(--glass);border:1px solid var(--glass-b);display:grid;place-items:center;z-index:2}
.hWrap{position:relative;width:100%;max-width:640px;margin:auto;padding:64px 22px 30px}
.hBrand{display:flex;align-items:center;gap:10px;margin-bottom:26px}.hBrand img{border-radius:13px;box-shadow:0 10px 26px -8px rgba(99,102,241,.8),0 0 0 1px rgba(255,255,255,.14)}
.hBrand b{font-size:21px;letter-spacing:-.3px}.hBrand em{font-style:normal;font-size:12px;color:var(--sub);padding:3px 9px;border-radius:999px;border:1px solid var(--glass-b);background:var(--glass);margin-left:4px}
#hero h2{font-size:clamp(36px,10vw,64px);line-height:1.02;letter-spacing:-.035em;margin:0 0 16px;font-weight:800}
#hero h2 span{background:var(--brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.hSub{font-size:clamp(15px,4.2vw,19px);line-height:1.55;color:var(--sub);max-width:32em;margin:0}
.hCta{display:flex;flex-wrap:wrap;gap:10px;margin:26px 0 30px}
.hGo{height:54px;padding:0 24px;border-radius:18px;border:0;background:var(--brand);color:#fff;font-size:16px;font-weight:800;display:flex;align-items:center;gap:8px;box-shadow:0 18px 38px -12px rgba(99,102,241,.9)}
.hGo .ic{color:#fff;--ic2:#fff;width:18px;height:18px}
.hGhost{height:54px;padding:0 22px;border-radius:18px;background:var(--glass);border:1px solid var(--glass-b);color:var(--text);font-size:15px;font-weight:700;backdrop-filter:blur(10px)}
.hCardsT{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--sub);margin-bottom:10px}
.hRow{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
@media(max-width:640px){.hRow{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;margin:0 -22px;padding:2px 22px 6px;scrollbar-width:none}.hCard{flex:none;width:68%;scroll-snap-align:start}}
.hCard{display:flex;flex-direction:column;align-items:flex-start;gap:6px;text-align:left;padding:14px;border-radius:20px;background:var(--glass);border:1px solid var(--glass-b);backdrop-filter:blur(12px);color:var(--text)}
.hCard:hover{border-color:var(--accent);transform:translateY(-2px)}
.hCard b{font-size:15px;letter-spacing:-.1px}.hCard small{color:var(--sub);font-size:12px}
.hTag{font-size:10.5px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;padding:3px 8px;border-radius:999px;background:color-mix(in srgb,var(--accent) 22%,transparent);color:var(--accent)}
.hProof{list-style:none;display:flex;flex-wrap:wrap;gap:8px 22px;padding:0;margin:28px 0 0;color:var(--sub);font-size:13px}
.hProof b{color:var(--text);font-size:15px}
.hLinks{display:flex;gap:18px;margin-top:26px;font-size:13px}.hLinks a{color:var(--sub);text-decoration:none}.hLinks a:hover{color:var(--text)}
@media(min-width:900px){.hWrap{max-width:720px;padding-top:9vh}.hCta{margin-bottom:38px}}
@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}

/* recorder panel */
.rcNew{width:100%;margin:6px 0 10px}.rcNew.stop{background:#ff3b30;color:#fff}
.rcList{display:flex;flex-direction:column;gap:8px}
.rcCard{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:14px;background:color-mix(in srgb,var(--panel) 92%,var(--text) 4%);border:1px solid color-mix(in srgb,var(--text) 9%,transparent)}
.rcInfo{flex:1;min-width:0;display:flex;flex-direction:column}.rcInfo span{font-size:12px;opacity:.7}
.rcBtns{display:flex;gap:6px}.rcBtns button{height:34px;min-width:34px;padding:0 10px;border-radius:10px;display:flex;align-items:center;gap:5px;font-size:12px}
.rcBtns .ic,.rcTabs .ic{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.8}
#rcVid{width:100%;max-height:42vh;border-radius:14px;background:#000;margin:8px 0}
.rcMeta{display:flex;justify-content:space-between;margin-bottom:8px}.rcH{margin:14px 0 6px;font-size:13px;opacity:.8}
.logList{display:flex;flex-direction:column;gap:3px;max-height:34vh;overflow:auto}
.logRow{display:grid;grid-template-columns:44px 58px 1fr auto;gap:8px;align-items:baseline;padding:6px 8px;border-radius:8px;font-size:12px;background:color-mix(in srgb,var(--panel) 92%,var(--text) 3%);cursor:pointer}
.logRow time{font-family:ui-monospace,monospace;color:var(--accent2)}.logRow em{font-style:normal;font-weight:700;text-transform:uppercase;font-size:10px;opacity:.75}.logRow small{opacity:.6}
.lt-alert{background:color-mix(in srgb,#ff5a4f 16%,var(--panel))}.lt-run em{color:#34d17a}.lt-pause em,.lt-reset em{color:#ffb020}
.rcTbl{overflow:auto}.rcTbl table{border-collapse:collapse;font-size:11px;width:100%}.rcTbl td,.rcTbl th{padding:3px 8px;border-bottom:1px solid color-mix(in srgb,var(--text) 10%,transparent);text-align:left;white-space:nowrap}

/* print overlay + paper */
#prtOv{position:fixed;inset:0;z-index:200;background:#2a2f3a;display:flex;flex-direction:column}
#prtBar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;padding:8px 10px;background:var(--panel);border-bottom:1px solid color-mix(in srgb,var(--text) 12%,transparent)}
#prtBar .prtGap{flex:1}.prtGrp{display:flex;gap:4px}.prtChk{font-size:12px;display:flex;gap:4px;align-items:center}
#prtBar button{height:34px;border-radius:10px;padding:0 10px;display:flex;align-items:center;gap:6px}#prtBar .ic{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.8}
#prtScroll{flex:1;overflow:auto;padding:12px 8px 40px;display:flex;justify-content:center}
#prtFit{position:relative;flex:none}
.paper{--pen:#1c3d9e;width:794px;min-height:1123px;box-sizing:border-box;padding:46px 54px 40px 92px;color:var(--pen);background:#fffdf6;box-shadow:0 20px 60px rgba(0,0,0,.5);position:absolute;left:0;top:0;transform-origin:0 0;font-size:17px;line-height:1.45;font-family:"Segoe Print","Bradley Hand","Chalkboard SE","Comic Sans MS","Marker Felt",cursive}
.paper.ruled{background:linear-gradient(90deg,transparent 78px,#e5534b 78px,#e5534b 80px,transparent 80px),repeating-linear-gradient(#fffdf6 0 27px,#a9c4ec 27px 28px)}
.paper.grid{background:linear-gradient(#cfe0f5 1px,transparent 1px) 0 0/22px 22px,linear-gradient(90deg,#cfe0f5 1px,transparent 1px) 0 0/22px 22px,#fffdf6}
.paper h2,.paper h3{font-weight:700;margin:6px 0}.paper h2{font-size:25px}.paper h3{font-size:19px;margin-top:18px;text-decoration:underline wavy;text-decoration-thickness:1px;text-underline-offset:4px}
.pHead{display:flex;gap:14px;align-items:flex-start;flex-wrap:wrap}.pHead img{border-radius:10px;margin-top:4px}.pTitle{flex:1}.pTitle p{margin:0}
.pName{display:flex;gap:22px;width:100%;font-size:15px}.pName span{flex:1}
.pDia{margin:6px -6px;line-height:0}.pDia svg{max-width:100%;height:auto}
.pTbl{border-collapse:collapse;width:100%;font-size:15px}.pTbl th,.pTbl td{border:1.4px solid var(--pen);padding:2px 8px;text-align:left}
.pProc,.pLog{margin:4px 0;padding-left:22px;font-size:15px}.pWires{font-size:14px}
.pLines{height:84px}.pFoot{position:absolute;right:54px;bottom:20px;font-size:12px;opacity:.6;display:flex;gap:6px;align-items:center}
@media print{
  @page{size:A4;margin:0}
  body.prtOpen>*:not(#prtOv){display:none!important}
  #prtOv{position:static;background:#fff;display:block}#prtBar{display:none}
  #prtScroll{padding:0;overflow:visible;display:block}#prtFit{width:auto!important;height:auto!important}
  .paper{position:relative;box-shadow:none;transform:none!important;-webkit-print-color-adjust:exact;print-color-adjust:exact;width:210mm;min-height:297mm}
}