:root{
  --bg:#080d19; --surface:#0e1626; --surface-2:#142039; --surface-3:#1b2a49;
  --line:#22304d; --line-2:#33466f;
  --ink:#e8eefb; --ink-2:#a3b3cf; --ink-3:#8c9cb8;
  --accent:#4d8dff; --accent-2:#6a5cff; --accent-soft:rgba(77,141,255,.15);
  --ok:#34d399; --warn:#f5b441; --bad:#fb7185;
  --top-h:52px;
  --accent-ink:#8db8ff; --glass:rgba(14,22,38,.92); --canvas-bg:#0a1020; --dot:rgba(120,150,210,.10);
  color-scheme:dark;
}
:root[data-theme=light]{
  --bg:#eef2f9; --surface:#ffffff; --surface-2:#f2f5fb; --surface-3:#e3eaf5;
  --line:#d3dcec; --line-2:#b4c2da;
  --ink:#0f1a2e; --ink-2:#3e4e69; --ink-3:#5b6b86; --accent:#2563eb; --accent-2:#5b4bff; --accent-soft:rgba(37,99,235,.11);
  --ok:#059669; --warn:#b45309; --bad:#dc2626;
  --accent-ink:#1d4ed8; --glass:rgba(255,255,255,.94); --canvas-bg:#dde5f2; --dot:rgba(60,90,150,.12);
  color-scheme:light;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{height:100%;margin:0}
body{
  background:var(--bg);color:var(--ink);
  font:13px/1.45 Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  display:flex;flex-direction:column;overflow:hidden;overscroll-behavior:none;
  touch-action:manipulation;
}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
button:disabled{cursor:not-allowed;opacity:.38}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.hidden,[hidden]{display:none!important}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
svg.i{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:6px}

/* ---------- generic controls ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:34px;padding:0 12px;
  background:var(--surface-2);border:1px solid var(--line);border-radius:9px;color:var(--ink);font-weight:600;font-size:12px;
  white-space:nowrap;transition:background .15s,border-color .15s}
.btn:hover:not(:disabled){background:var(--surface-3);border-color:var(--line-2)}
.btn.primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));border-color:transparent;color:#fff}
.btn.primary:hover:not(:disabled){filter:brightness(1.1);background:linear-gradient(135deg,var(--accent),var(--accent-2))}
.btn.warn{background:#7a4a08;border-color:#a8680f;color:#fff}
.btn.warn:hover:not(:disabled){background:#946010}
.btn.danger{color:var(--bad)}
.btn.block{width:100%}
.btn.sm{min-height:30px;padding:0 9px;font-size:11px}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;padding:0;
  background:transparent;border:1px solid transparent;border-radius:9px;color:var(--ink-2)}
.icon-btn:hover:not(:disabled){background:var(--surface-2);color:var(--ink)}
.field{width:100%;min-height:34px;background:var(--surface-2);border:1px solid var(--line);border-radius:8px;padding:0 9px;color:var(--ink)}
textarea.field{padding:9px;min-height:78px;resize:vertical}
.field:focus{border-color:var(--accent);outline:none}
input[type=color]{width:36px;height:34px;padding:2px;background:var(--surface-2);border:1px solid var(--line);border-radius:8px;cursor:pointer}
input[type=range]{width:100%;accent-color:var(--accent);height:28px;margin:0}
input[type=checkbox]{accent-color:var(--accent);width:16px;height:16px}
.seg{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;background:var(--surface-2);border:1px solid var(--line);border-radius:9px;padding:2px;gap:2px}
.seg button{border:0;background:transparent;border-radius:7px;min-height:30px;font-size:12px;font-weight:600;color:var(--ink-2)}
.seg button[aria-pressed=true]{background:var(--accent);color:#fff}
.tgl{width:34px;height:34px;border-radius:8px;border:1px solid var(--line);background:var(--surface-2);font-weight:700;color:var(--ink-2)}
.tgl[aria-pressed=true]{background:var(--accent);color:#fff;border-color:transparent}
label.lbl{display:flex;justify-content:space-between;align-items:center;font-size:11px;font-weight:600;color:var(--ink-2);margin:0 0 5px}
label.lbl output{color:var(--ink);font-variant-numeric:tabular-nums}
.row{display:flex;gap:8px;align-items:center}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.stack{display:flex;flex-direction:column;gap:12px}
.note{font-size:11px;line-height:1.5;color:var(--ink-3)}
.card{background:var(--surface-2);border:1px solid var(--line);border-radius:12px;padding:11px 12px}
.check{display:flex;gap:8px;align-items:center;font-size:12px;color:var(--ink-2);cursor:pointer}

/* ---------- top bar ---------- */
#topbar{flex:none;height:var(--top-h);display:flex;align-items:center;gap:6px;padding:0 10px;background:var(--surface);border-bottom:1px solid var(--line);z-index:30}
.brand{display:flex;align-items:center;gap:10px;min-width:0;flex:1}
.logo{width:30px;height:30px;border-radius:9px;flex:none;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent-2),var(--accent));color:#fff}
.brand .name{white-space:nowrap;margin:0;font-size:13px;font-weight:700;letter-spacing:-.01em;line-height:1.15}
.brand p{margin:0;font-size:11px;color:var(--ink-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:42vw}
.sep{width:1px;height:22px;background:var(--line);margin:0 4px}

/* ---------- workspace ---------- */
#workspace{flex:1;min-height:0;display:flex;position:relative}
#toolrail{flex:none;width:68px;display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 0;background:var(--surface);border-right:1px solid var(--line);overflow-y:auto;z-index:20}
.tool{width:54px;min-height:54px;border-radius:12px;border:1px solid transparent;background:transparent;color:var(--ink-2);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:10px;font-weight:600;flex:none}
.tool:hover{background:var(--surface-2);color:var(--ink)}
.tool[aria-pressed=true]{background:var(--accent-soft);border-color:rgba(77,141,255,.45);color:var(--accent-ink)}
.tool-sep{width:30px;height:1px;background:var(--line);margin:4px 0;flex:none}

#thumbs{flex:none;width:158px;display:flex;flex-direction:column;background:var(--surface);border-right:1px solid var(--line);z-index:20}
#thumbs header{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;border-bottom:1px solid var(--line);font-size:11px;font-weight:700;color:var(--ink-2);letter-spacing:.02em}
#thumbList{flex:1;overflow:auto;padding:10px;display:flex;flex-direction:column;gap:10px}
.thumb{position:relative;padding:6px;border-radius:10px;background:var(--surface-2);border:1px solid var(--line);text-align:center;cursor:pointer;flex:none}
.thumb:hover{border-color:var(--line-2)}
.thumb.active{border-color:var(--accent);background:var(--accent-soft)}
.thumb canvas{display:block;width:100%;height:auto;background:#fff;border-radius:3px;min-height:90px}
.thumb span{display:block;margin-top:4px;font-size:11px;color:var(--ink-2);font-weight:600}
.thumb.edited::after{content:"";position:absolute;top:10px;right:10px;width:9px;height:9px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 2px var(--surface)}
body.no-thumbs #thumbs{display:none}

#stage{flex:1;min-width:0;min-height:0;display:flex;flex-direction:column;position:relative}
#ctxbar{flex:none;min-height:42px;display:flex;align-items:center;gap:10px;padding:5px 12px;background:var(--surface);border-bottom:1px solid var(--line);z-index:10}
#hint{flex:1;min-width:0;display:flex;align-items:center;gap:8px;color:var(--ink-2);font-size:12px}
#hint i{width:8px;height:8px;border-radius:50%;background:var(--accent);flex:none;animation:pulse 2s infinite}
#hint span{overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
@keyframes pulse{50%{opacity:.35}}
#ctxActions{display:flex;gap:6px;flex:none}

#viewport{flex:1;min-height:0;overflow:auto;display:flex;padding:20px;position:relative;touch-action:pan-x pan-y;
  background:
    radial-gradient(circle at 1px 1px,var(--dot) 1px,transparent 0) 0 0/22px 22px,
    var(--canvas-bg)}
#viewport.dragover{outline:2px dashed var(--accent);outline-offset:-10px}

#splash{margin:auto;width:min(900px,100%);padding:6px 0 28px}
#hero{width:min(540px,100%);margin:0 auto 30px;text-align:center;padding:30px 26px;background:var(--glass);border:1px solid var(--line);border-radius:20px;box-shadow:0 30px 80px rgba(0,0,0,.45)}
#hero .big{width:64px;height:64px;border-radius:18px;margin:0 auto 16px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent-ink);border:1px solid rgba(77,141,255,.3)}
#hero .big svg{width:30px;height:30px}
#hero h1{margin:0 0 10px;font-size:22px;line-height:1.25;letter-spacing:-.01em}
#hero p{margin:0 0 18px;color:var(--ink-2);font-size:12.5px;line-height:1.6}
#hero .actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
#hero .feat{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:22px;text-align:left}
#hero .feat div{font-size:11px;color:var(--ink-3);padding:8px 10px;border:1px solid var(--line);border-radius:10px;line-height:1.4}
#hero .feat b{display:block;color:var(--ink-2);font-size:11.5px;margin-bottom:1px}
#libError{margin-top:14px;color:var(--bad);font-size:12px}

#pageWrap{--z:1;--pw:595;--ph:842;position:relative;flex:none;margin:auto;
  width:calc(var(--pw)*var(--z)*1px);height:calc(var(--ph)*var(--z)*1px);
  box-shadow:0 18px 60px rgba(0,0,0,.55);background:#fff;user-select:none;-webkit-user-select:none}
#pageWrap canvas{position:absolute;left:0;top:0;width:100%;height:100%;display:block}
#pdfCanvas{background:#fff}
#fx{touch-action:pan-x pan-y;z-index:2}
.tool-erase-brush #fx,.tool-erase-box #fx,.tool-redact #fx,.tool-logo #fx,.tool-markup #fx,.tool-sign #fx,body.replacing #fx{touch-action:none}
#sigPad{display:block;width:100%;height:200px;background:#fff;border-radius:12px;touch-action:none;cursor:crosshair}
.swatches{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.swatches button.sw{width:26px;height:26px;border-radius:50%;border:2px solid var(--line-2);padding:0}
.detect-chips{display:flex;flex-direction:column;gap:6px}
.detect-chips button{display:flex;align-items:center;gap:9px;width:100%;min-height:36px;padding:0 10px;border-radius:9px;border:1px solid var(--line);background:var(--surface-2);font-size:12px;font-weight:600;text-align:left}
.detect-chips button[aria-pressed=true]{border-color:var(--accent);background:var(--accent-soft)}
.detect-chips .dot{width:16px;height:16px}
.sig-saved{display:flex;gap:8px;flex-wrap:wrap}
.sig-saved button{width:92px;height:46px;padding:3px;border-radius:9px;border:1px solid var(--line);background:#fff}
.sig-saved img{width:100%;height:100%;object-fit:contain;display:block}
#annoLayer{position:absolute;inset:0;z-index:3;pointer-events:none;overflow:visible}

/* annotations */
.anno{position:absolute;left:calc(var(--x)*var(--z)*1px);top:calc(var(--y)*var(--z)*1px);pointer-events:none;touch-action:none;
  transform-origin:center center;transform:rotate(var(--rot,0deg))}
.anno.wm{transform:translate(-50%,-50%) rotate(var(--rot,0deg))}
.tool-select .anno,.tool-add-text .anno,.tool-watermark .anno,.tool-logo .anno{pointer-events:auto;cursor:move}
.tool-markup .anno.sel,.tool-sign .anno.sel{pointer-events:auto;cursor:move}
.anno.shape svg{display:block;overflow:visible;width:calc(var(--w)*var(--z)*1px);height:calc(var(--h)*var(--z)*1px);opacity:var(--op,1)}
.abody{font-size:calc(var(--fs)*var(--z)*1px);line-height:1.2;white-space:pre;font-family:var(--ff);font-weight:var(--fw,400);font-style:var(--fst,normal);color:var(--col);opacity:var(--op,1);outline:none;padding:0;min-width:.5em;-webkit-user-select:none;user-select:none}
.anno.editing .abody{-webkit-user-select:text;user-select:text;cursor:text}
.anno img{display:block;width:calc(var(--w)*var(--z)*1px);height:auto;opacity:var(--op,1);pointer-events:none;-webkit-user-drag:none}
.anno.fixh img{height:calc(var(--h)*var(--z)*1px)}
.anno.sel{outline:1.5px solid var(--accent);outline-offset:3px}
.anno.editing{outline-style:dashed}
.anno .h{display:none;position:absolute;width:20px;height:20px;border-radius:50%;background:#fff;border:2px solid var(--accent);touch-action:none;box-shadow:0 2px 6px rgba(0,0,0,.4)}
.anno.sel:not(.editing) .h{display:block}
.anno .h-size{right:-14px;bottom:-14px;cursor:nwse-resize}
.anno .h-rot{left:calc(50% - 10px);top:-34px;cursor:grab}
.anno .h-rot::after{content:"";position:absolute;left:7px;top:18px;width:2px;height:12px;background:var(--accent)}
@media (pointer:coarse){ .anno .h{width:28px;height:28px} .anno .h-size{right:-20px;bottom:-20px} .anno .h-rot{left:calc(50% - 14px);top:-46px} .anno .h-rot::after{left:11px;top:26px;height:16px} }

/* floating page/zoom pill */
#navpill{position:absolute;left:50%;bottom:14px;transform:translateX(-50%);z-index:12;display:flex;align-items:center;gap:2px;padding:4px;
  background:var(--glass);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid var(--line-2);border-radius:14px;box-shadow:0 10px 30px rgba(0,0,0,.45)}
#navpill .icon-btn{width:34px;height:34px}
#navpill .lbl{min-width:58px;text-align:center;font-size:12px;font-weight:600;font-variant-numeric:tabular-nums;color:var(--ink)}
#navpill .vsep{width:1px;height:20px;background:var(--line-2);margin:0 4px}

#busy{position:absolute;inset:0;z-index:25;display:grid;place-items:center;background:rgba(8,13,25,.6);backdrop-filter:blur(2px)}
#busy div{display:flex;align-items:center;gap:12px;padding:14px 18px;background:var(--surface-2);border:1px solid var(--line-2);border-radius:14px;font-weight:600}
.spin{width:18px;height:18px;border-radius:50%;border:2.5px solid var(--line-2);border-top-color:var(--accent);animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
#progress{height:6px;border-radius:4px;background:var(--surface-3);overflow:hidden}
#progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--accent-2));transition:width .15s}

/* ---------- inspector ---------- */
#inspector{flex:none;width:300px;background:var(--surface);border-left:1px solid var(--line);overflow-y:auto;z-index:21}
#inspector header{position:sticky;top:0;z-index:2;display:flex;justify-content:space-between;align-items:center;gap:8px;padding:11px 14px;background:var(--surface);border-bottom:1px solid var(--line)}
#inspector header b{font-size:12.5px}
#toolBadge{font-size:10.5px;font-weight:600;color:var(--accent-ink);background:var(--accent-soft);border:1px solid rgba(77,141,255,.3);border-radius:20px;padding:2px 9px}
.panel{padding:14px;display:flex;flex-direction:column;gap:14px}
.panel h3{margin:0;font-size:12.5px}
.pos-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:5px}
.pos-grid button{min-height:30px;border-radius:7px;border:1px solid var(--line);background:var(--surface-2);font-size:10.5px;color:var(--ink-2);font-weight:600}
.pos-grid button[aria-pressed=true]{background:var(--accent);border-color:transparent;color:#fff}
#scrim{display:none}

/* ---------- modal & toast ---------- */
.modal{position:fixed;inset:0;z-index:60;display:grid;place-items:center;padding:14px;background:rgba(3,6,14,.66);backdrop-filter:blur(5px)}
.sheet{width:min(520px,100%);max-height:94vh;overflow:auto;background:var(--surface);border:1px solid var(--line-2);border-radius:18px;padding:18px;display:flex;flex-direction:column;gap:14px;box-shadow:0 30px 90px rgba(0,0,0,.6)}
.sheet h3{margin:0;font-size:15px}
.sheet .head{display:flex;justify-content:space-between;align-items:center}
.sheet .foot{display:flex;gap:8px;justify-content:space-between;align-items:center;flex-wrap:wrap;padding-top:12px;border-top:1px solid var(--line)}
.chips{display:flex;flex-wrap:wrap;gap:6px 14px;padding:10px 12px;background:var(--surface-2);border:1px solid var(--line);border-radius:12px;font-size:12px;color:var(--ink-2)}
.chips b{color:var(--ink)}
.dot{display:inline-block;width:11px;height:11px;border-radius:50%;border:1px solid var(--line-2);vertical-align:-1px}
.opt{display:flex;gap:11px;padding:12px;border:1px solid var(--line);border-radius:12px;cursor:pointer;background:var(--surface-2)}
.opt:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}
.opt input{margin-top:3px;accent-color:var(--accent)}
.opt b{display:block;font-size:12.5px;margin-bottom:2px}
.opt span{font-size:11.5px;color:var(--ink-2);line-height:1.5}

#toast{position:fixed;left:50%;bottom:86px;z-index:80;transform:translate(-50%,16px);opacity:0;pointer-events:none;max-width:min(92vw,460px);
  display:flex;gap:10px;align-items:center;padding:11px 15px;background:var(--surface-3);border:1px solid var(--line-2);border-radius:13px;box-shadow:0 14px 40px rgba(0,0,0,.5);font-size:12.5px;font-weight:500;transition:opacity .2s,transform .2s}
#toast.show{opacity:1;transform:translate(-50%,0)}
#toast::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--ok);flex:none}
#toast[data-type=error]::before{background:var(--bad)}
#toast[data-type=info]::before{background:var(--accent)}

/* ---------- responsive: phones & small tablets ---------- */
@media (max-width:860px){
  #workspace{flex-direction:column}
  #toolrail{order:3;width:auto;height:64px;flex-direction:row;justify-content:flex-start;gap:2px;padding:5px 8px calc(5px + env(safe-area-inset-bottom));border-right:0;border-top:1px solid var(--line);overflow-x:auto;overflow-y:hidden}
  .tool{width:60px;min-height:52px}
  .tool-sep{width:1px;height:30px;margin:0 4px}
  #stage{order:1}
  #thumbs{position:fixed;left:0;top:var(--top-h);bottom:0;width:min(230px,78vw);transform:translateX(-102%);transition:transform .22s;box-shadow:12px 0 40px rgba(0,0,0,.5);z-index:50;display:flex!important}
  body.show-thumbs #thumbs{transform:none}
  #inspector{position:fixed;left:0;right:0;bottom:0;width:auto;max-height:64vh;border-left:0;border-top:1px solid var(--line-2);border-radius:18px 18px 0 0;transform:translateY(104%);transition:transform .22s;z-index:55;box-shadow:0 -16px 50px rgba(0,0,0,.5)}
  body.show-inspector #inspector{transform:none}
  #scrim{position:fixed;inset:0;z-index:45;background:rgba(3,6,14,.55)}
  body.show-thumbs #scrim,body.show-inspector #scrim{display:block}
  #viewport{padding:12px}
  .brand p{max-width:34vw}
  .desk-only{display:none!important}
  #navpill{bottom:10px}
  #toast{bottom:auto;top:calc(var(--top-h) + 10px);transform:translate(-50%,-12px)}
  #toast.show{transform:translate(-50%,0)}
  #hero{padding:24px 18px}
  #hero h1{font-size:19px}
}
@media (min-width:861px){ .mob-only{display:none!important} }
@media (prefers-reduced-motion:reduce){ *{animation:none!important;transition:none!important} }

/* ---------- landing / SEO content ---------- */
body.no-doc #toolrail,body.no-doc #thumbs,body.no-doc #inspector,body.no-doc #ctxbar,body.no-doc #undoBtn,body.no-doc #redoBtn,body.no-doc #exportBtn,body.no-doc #btnPages,body.no-doc #btnOptions,body.no-doc #scrim{display:none!important}
body.no-doc #viewport{padding-top:22px}
.skip{position:absolute;left:8px;top:-60px;z-index:200;background:var(--accent);color:#fff;padding:10px 16px;border-radius:10px;font-weight:700;text-decoration:none;transition:top .15s}
.skip:focus{top:8px}
#hero .privacy{margin:14px 0 0;font-size:11.5px;color:var(--ok)}
.ad-block{width:min(728px,100%);margin:12px auto 24px;padding:8px 12px;border:1px solid var(--line);border-radius:14px;background:var(--surface);box-shadow:0 10px 30px rgba(0,0,0,.12)}
.ad-slot--leaderboard{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:110px}
.ad-label{display:inline-block;margin:0 auto 6px;padding:2px 8px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line);font-size:10px;letter-spacing:.04em;text-transform:uppercase;color:var(--ink-3)}
.adsbygoogle{display:block;width:100%;min-height:90px;border-radius:10px;background:linear-gradient(135deg,rgba(77,141,255,.06),rgba(91,75,255,.04));border:1px solid var(--line)}
.prose{margin:0 auto 26px;padding:22px 24px;background:var(--surface);border:1px solid var(--line);border-radius:18px;color:var(--ink-2);font-size:14px;line-height:1.7;-webkit-user-select:text;user-select:text}
.prose h2{margin:0 0 12px;font-size:18px;color:var(--ink);letter-spacing:-.01em;line-height:1.3}
.prose h3{margin:18px 0 6px;font-size:14px;color:var(--ink)}
.prose p{margin:0 0 12px}
.prose ol,.prose ul{margin:0 0 6px;padding-left:22px}
.prose li{margin:0 0 8px}
.prose a{color:var(--accent-ink);text-underline-offset:3px}
.toolgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:10px;margin-top:6px}
.toolgrid a,.toolgrid div{display:block;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:var(--surface-2);text-decoration:none;color:var(--ink-2);font-size:12.5px;line-height:1.5}
.toolgrid a:hover{border-color:var(--accent)}
.toolgrid b{display:block;color:var(--ink);font-size:13.5px;margin-bottom:2px}
.prose details{border:1px solid var(--line);border-radius:12px;background:var(--surface-2);margin:0 0 8px}
.prose summary{cursor:pointer;padding:12px 14px;font-weight:600;color:var(--ink);list-style:none;display:flex;justify-content:space-between;gap:10px}
.prose summary::-webkit-details-marker{display:none}
.prose summary::after{content:"+";font-size:18px;line-height:1;color:var(--accent-ink)}
.prose details[open] summary::after{content:"–"}
.prose details p{padding:0 14px;margin:0 0 12px}
#siteFooter{padding:6px 8px 0;text-align:center;color:var(--ink-3);font-size:12px;line-height:1.8}
#siteFooter a{color:var(--ink-2);margin:0 8px;text-underline-offset:3px}
.lines-search{margin-bottom:8px}
#lineList{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:5px;max-height:46vh;overflow:auto}
#lineList button{width:100%;text-align:left;padding:8px 10px;min-height:40px;border-radius:9px;border:1px solid var(--line);background:var(--surface-2);font-size:12px;line-height:1.35;display:flex;flex-direction:column;gap:1px}
#lineList button:hover,#lineList button:focus-visible{border-color:var(--accent)}
#lineList small{color:var(--ink-3);font-size:10.5px}
#lineList span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(112px,1fr));gap:10px;max-height:56vh;overflow:auto;padding:2px}
.pcard{border:1px solid var(--line);border-radius:12px;background:var(--surface-2);padding:6px;display:flex;flex-direction:column;gap:6px}
.pcard.del{opacity:.4}
.pcard .pv{height:128px;display:grid;place-items:center;overflow:hidden;background:var(--surface-3);border-radius:6px}
.pcard canvas{max-width:100%;max-height:100%;background:#fff;transition:transform .15s}
.pcard .pn{font-size:11px;font-weight:600;text-align:center;color:var(--ink-2)}
.pcard .pa{display:grid;grid-template-columns:repeat(5,1fr);gap:2px}
.pcard .pa button{height:30px;border:0;border-radius:7px;background:transparent;color:var(--ink-2);font-size:14px;line-height:1}
.pcard .pa button:hover:not(:disabled){background:var(--surface-3);color:var(--ink)}
@media (pointer:coarse){
  .btn{min-height:44px}.btn.sm{min-height:40px}.icon-btn{width:44px;height:44px}.tgl{width:44px;height:44px}
  .field{min-height:44px}.seg button{min-height:40px}.pcard .pa button{height:40px}
  input[type=checkbox]{width:20px;height:20px}
}