/* Deskbench design system — shared across all pages */
:root{
  --paper:#F3F5F7; --sheet:#FFFFFF; --ink:#141E30; --ink-soft:#4A5568;
  --blue:#2941E8; --blue-deep:#1B2CB0; --hilite:#FFE14D; --line:#D6DCE4;
  --ok:#0E8A5F; --warn:#B54708; --err:#B42318; --radius:14px;
  --font-display:"Bricolage Grotesque",system-ui,sans-serif;
  --font-body:"Archivo",system-ui,sans-serif;
  --font-mono:"Spline Sans Mono",ui-monospace,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
body{font-family:var(--font-body);color:var(--ink);background:var(--paper);line-height:1.6;font-size:16px;background-image:radial-gradient(var(--line) 1px,transparent 1px);background-size:26px 26px}
::selection{background:var(--hilite);color:var(--ink)}
a{color:var(--blue)}
:focus-visible{outline:3px solid var(--blue);outline-offset:2px;border-radius:4px}
button{font-family:inherit;cursor:pointer}
img{max-width:100%;display:block}
.wrap{max-width:1160px;margin:0 auto;padding:0 20px}
.wrap.narrow{max-width:820px}
.mono{font-family:var(--font-mono)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* nav */
.topnav{position:sticky;top:0;z-index:50;background:rgba(243,245,247,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.topnav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:14px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-family:var(--font-display);font-weight:800;font-size:1.12rem;letter-spacing:-.02em;white-space:nowrap}
.brand-mark{width:30px;height:30px;background:var(--blue);color:#fff;border-radius:8px;display:grid;place-items:center;font-size:.68rem;font-family:var(--font-mono);transform:rotate(-4deg);flex:none}
.navlinks{display:flex;gap:2px;list-style:none}
.navlinks a{text-decoration:none;color:var(--ink-soft);font-weight:500;font-size:.88rem;padding:8px 11px;border-radius:8px;white-space:nowrap}
.navlinks a:hover{background:#fff;color:var(--ink)}
.navlinks a[aria-current="page"]{background:#fff;color:var(--blue)}
@media(max-width:760px){.navlinks{display:none}}

/* breadcrumbs */
.crumbs{font-size:.8rem;color:var(--ink-soft);padding:14px 0 0}
.crumbs a{color:var(--ink-soft);text-decoration:none}
.crumbs a:hover{color:var(--blue)}
.crumbs span[aria-current]{color:var(--ink)}

/* hero */
.hero{padding:52px 0 30px}
.eyebrow{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--blue);margin-bottom:12px}
h1{font-family:var(--font-display);font-size:clamp(2rem,4.6vw,3.3rem);line-height:1.05;letter-spacing:-.03em;font-weight:800;max-width:17ch}
.hero.wide h1{max-width:22ch}
.lede{font-size:1.08rem;color:var(--ink-soft);max-width:62ch;margin-top:16px}
.mark{background:linear-gradient(transparent 58%,var(--hilite) 58%)}

/* trust row */
.trust{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px;list-style:none}
.trust li{font-size:.78rem;font-family:var(--font-mono);background:var(--sheet);border:1px solid var(--line);padding:6px 11px;border-radius:99px;color:var(--ink-soft)}
.trust li::before{content:"✓";color:var(--ok);margin-right:6px;font-weight:700}

/* sections */
section{padding:46px 0}
h2{font-family:var(--font-display);font-size:clamp(1.5rem,2.6vw,2.05rem);letter-spacing:-.02em;font-weight:800;line-height:1.15}
h3{font-family:var(--font-display);font-size:1.16rem;letter-spacing:-.01em;font-weight:700;margin-bottom:6px}
.sec-head{margin-bottom:26px;max-width:70ch}
.sec-head p{color:var(--ink-soft);margin-top:8px}
.prose p{margin-bottom:16px;max-width:70ch}
.prose h2{margin:34px 0 12px}
.prose h3{margin:24px 0 8px}
.prose ul,.prose ol{margin:0 0 16px 22px;max-width:70ch}
.prose li{margin-bottom:6px}

/* workspace panel */
.panel{background:var(--sheet);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 1px 0 var(--line),0 12px 34px -22px rgba(20,30,48,.4)}
.panel-hd{padding:16px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.panel-hd h2,.panel-hd h3{font-size:1.02rem;margin:0}
.panel-bd{padding:20px}

/* dropzone */
.drop{border:2px dashed var(--line);border-radius:12px;padding:40px 20px;text-align:center;background:#FAFBFC;transition:border-color .15s,background .15s}
.drop.over{border-color:var(--blue);background:#F0F2FE}
.drop p{color:var(--ink-soft);font-size:.92rem;margin-top:6px}
.drop strong{font-family:var(--font-display);font-size:1.05rem}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--ink);background:var(--ink);color:#fff;font-weight:600;font-size:.92rem;padding:11px 18px;border-radius:10px;text-decoration:none;transition:transform .1s,background .15s}
.btn:hover{background:#000;transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn[disabled]{opacity:.42;cursor:not-allowed;transform:none}
.btn.primary{background:var(--blue);border-color:var(--blue)}
.btn.primary:hover{background:var(--blue-deep)}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn.ghost:hover{background:#fff;border-color:var(--ink)}
.btn.sm{padding:7px 12px;font-size:.82rem;border-radius:8px}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}

/* form controls */
.field{margin-bottom:16px}
.field label{display:block;font-size:.84rem;font-weight:600;margin-bottom:6px}
.field .hint{font-size:.78rem;color:var(--ink-soft);margin-top:5px}
input[type=text],input[type=number],select,textarea{width:100%;font-family:inherit;font-size:.92rem;padding:10px 12px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--ink)}
textarea{min-height:170px;font-family:var(--font-mono);font-size:.85rem;line-height:1.55;resize:vertical}
input[type=range]{width:100%;accent-color:var(--blue)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media(max-width:600px){.row{grid-template-columns:1fr}}
.check{display:flex;align-items:center;gap:9px;font-size:.88rem;margin-bottom:9px}
.check input{accent-color:var(--blue);width:16px;height:16px}

/* file list */
.filelist{list-style:none;margin-top:16px;display:flex;flex-direction:column;gap:8px}
.filelist li{display:flex;align-items:center;gap:12px;background:#FAFBFC;border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:.88rem}
.filelist .nm{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.filelist .sz{font-family:var(--font-mono);font-size:.76rem;color:var(--ink-soft);flex:none}
.filelist .x{background:none;border:none;color:var(--ink-soft);font-size:1.1rem;line-height:1;padding:2px 6px;border-radius:6px}
.filelist .x:hover{background:#fff;color:var(--err)}
.grab{cursor:grab;color:var(--ink-soft);flex:none;font-size:.9rem}
.filelist li.dragging{opacity:.4}

/* status */
.status{margin-top:16px;font-size:.88rem;padding:11px 14px;border-radius:9px;display:none}
.status.show{display:block}
.status.work{background:#F0F2FE;color:var(--blue-deep);border:1px solid #C9D0FA}
.status.done{background:#E9F7F1;color:var(--ok);border:1px solid #B7E4D0}
.status.err{background:#FEF0EF;color:var(--err);border:1px solid #F7CFCB}
.bar{height:5px;background:var(--line);border-radius:99px;overflow:hidden;margin-top:10px}
.bar i{display:block;height:100%;background:var(--blue);width:0;transition:width .25s}

/* thumbs / page grid */
.thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(112px,1fr));gap:12px;margin-top:18px}
.thumb{position:relative;border:2px solid var(--line);border-radius:9px;overflow:hidden;background:#fff;aspect-ratio:3/4;cursor:pointer}
.thumb canvas,.thumb img{width:100%;height:100%;object-fit:contain}
.thumb.sel{border-color:var(--blue);box-shadow:0 0 0 3px #C9D0FA}
.thumb .no{position:absolute;left:5px;bottom:5px;background:var(--ink);color:#fff;font-family:var(--font-mono);font-size:.64rem;padding:2px 6px;border-radius:5px}
.thumb .rot{position:absolute;right:5px;top:5px;background:rgba(255,255,255,.94);border:1px solid var(--line);border-radius:6px;width:24px;height:24px;display:grid;place-items:center;font-size:.7rem}

/* tool grid */
.tools{display:grid;grid-template-columns:repeat(auto-fill,minmax(232px,1fr));gap:14px}
.tool{display:block;background:var(--sheet);border:1px solid var(--line);border-radius:12px;padding:18px;text-decoration:none;color:var(--ink);transition:transform .12s,border-color .12s,box-shadow .12s}
.tool:hover{transform:translateY(-2px);border-color:var(--ink);box-shadow:0 10px 26px -18px rgba(20,30,48,.55)}
.tool .ic{font-size:1.3rem;margin-bottom:10px;display:block}
.tool h3{font-size:.99rem;margin-bottom:4px}
.tool p{font-size:.83rem;color:var(--ink-soft);line-height:1.45}

/* category cards */
.cats{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}
.cat{background:var(--sheet);border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;transition:transform .12s,box-shadow .12s}
.cat:hover{transform:translateY(-3px);box-shadow:0 16px 34px -22px rgba(20,30,48,.55)}
.cat .n{font-family:var(--font-mono);font-size:.7rem;color:var(--ink-soft);letter-spacing:.1em}
.cat h2{font-size:1.3rem;margin:10px 0 8px}
.cat p{font-size:.9rem;color:var(--ink-soft);flex:1}
.cat .go{margin-top:16px;font-weight:600;font-size:.86rem;color:var(--blue)}

/* faq */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:0}
.faq summary{cursor:pointer;padding:17px 0;font-weight:600;font-size:1rem;list-style:none;display:flex;justify-content:space-between;gap:16px;align-items:flex-start}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--font-mono);color:var(--blue);font-size:1.2rem;line-height:1;flex:none}
.faq details[open] summary::after{content:"−"}
.faq .a{padding:0 0 18px;color:var(--ink-soft);max-width:74ch}

/* callout */
.note{background:var(--sheet);border:1px solid var(--line);border-left:3px solid var(--blue);border-radius:10px;padding:16px 18px;margin:22px 0}
.note strong{font-family:var(--font-display)}

/* related */
.rel{display:flex;flex-wrap:wrap;gap:9px;list-style:none}
.rel a{font-size:.84rem;text-decoration:none;background:var(--sheet);border:1px solid var(--line);padding:8px 13px;border-radius:99px;color:var(--ink)}
.rel a:hover{border-color:var(--ink)}

/* footer */
footer{border-top:1px solid var(--line);background:var(--sheet);margin-top:40px;padding:44px 0 30px}
.fgrid{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:28px}
@media(max-width:900px){.fgrid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.fgrid{grid-template-columns:1fr}}
footer h4{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-soft);margin-bottom:12px}
footer ul{list-style:none}
footer li{margin-bottom:7px}
footer a{font-size:.87rem;text-decoration:none;color:var(--ink-soft)}
footer a:hover{color:var(--blue)}
.fbot{margin-top:34px;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.8rem;color:var(--ink-soft)}
.tagline{font-size:.87rem;color:var(--ink-soft);margin-top:12px;max-width:34ch}
noscript .nojs{background:#FEF0EF;border:1px solid #F7CFCB;color:var(--err);padding:12px 16px;border-radius:9px;margin:16px 0;font-size:.9rem}

/* ============ WORKSPACE (multi-tool editors on /pdf/ and /image/) ============ */
.ws{background:var(--sheet);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 1px 0 var(--line),0 12px 34px -22px rgba(20,30,48,.4)}
.ws-drop{padding:64px 24px;text-align:center;border:2px dashed var(--line);border-radius:12px;margin:20px;background:#FAFBFC;transition:border-color .15s,background .15s}
.ws-drop.over{border-color:var(--blue);background:#F0F2FE}
.ws-drop strong{display:block;font-family:var(--font-display);font-size:1.25rem;margin-bottom:6px}
.ws-drop p{color:var(--ink-soft);font-size:.92rem}
.ws-body{display:none}
.ws-body.on{display:block}

/* toolbar */
.ws-bar{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 16px;border-bottom:1px solid var(--line);background:#FAFBFC;flex-wrap:wrap}
.ws-file{display:flex;align-items:center;gap:9px;font-size:.86rem;min-width:0}
.ws-file .pill{background:var(--sheet);border:1px solid var(--line);border-radius:99px;padding:5px 12px;display:flex;align-items:center;gap:8px;max-width:100%}
.ws-file .nm{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:190px;font-weight:600}
.ws-file .ct{font-family:var(--font-mono);font-size:.72rem;color:var(--ink-soft);flex:none}
.ws-acts{display:flex;gap:6px;flex-wrap:wrap}
.iconbtn{display:inline-flex;align-items:center;gap:7px;background:var(--sheet);border:1px solid var(--line);border-radius:9px;padding:7px 11px;font-size:.82rem;font-weight:500;color:var(--ink)}
.iconbtn:hover{border-color:var(--ink);background:#fff}
.iconbtn[aria-pressed="true"]{background:#F0F2FE;border-color:var(--blue);color:var(--blue-deep)}
.iconbtn svg{width:15px;height:15px;flex:none}

/* selection bar */
.ws-sel{display:none;align-items:center;gap:10px;padding:10px 16px;background:#F0F2FE;border-bottom:1px solid #C9D0FA;flex-wrap:wrap}
.ws-sel.on{display:flex}
.ws-sel .ct{font-weight:600;font-size:.84rem;color:var(--blue-deep);margin-right:4px}

/* page grid */
.ws-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px;padding:20px}
.pagecard{position:relative;border:2px solid var(--line);border-radius:10px;background:#fff;overflow:hidden;cursor:pointer;aspect-ratio:3/4;transition:border-color .12s,box-shadow .12s}
.pagecard:hover{border-color:var(--ink-soft)}
.pagecard.sel{border-color:var(--blue);box-shadow:0 0 0 3px #C9D0FA}
.pagecard.dragging{opacity:.35}
.pagecard.over{border-color:var(--blue);border-style:dashed}
.pagecard .thumbbox{width:100%;height:100%;display:grid;place-items:center;overflow:hidden;padding:6px}
.pagecard img{max-width:100%;max-height:100%;object-fit:contain;transition:transform .18s}
.pagecard .num{position:absolute;left:6px;bottom:6px;background:var(--ink);color:#fff;font-family:var(--font-mono);font-size:.64rem;padding:2px 7px;border-radius:5px;pointer-events:none}
.pagecard .chk{position:absolute;left:6px;top:6px;z-index:2}
.pagecard .chk input{width:17px;height:17px;accent-color:var(--blue);cursor:pointer}
.hoverbar{position:absolute;right:6px;top:6px;display:flex;gap:3px;opacity:0;transition:opacity .12s;z-index:2}
.pagecard:hover .hoverbar,.pagecard.sel .hoverbar,.pagecard:focus-within .hoverbar{opacity:1}
.hoverbar button{width:26px;height:26px;display:grid;place-items:center;background:rgba(255,255,255,.96);border:1px solid var(--line);border-radius:7px;color:var(--ink-soft);padding:0}
.hoverbar button:hover{color:var(--blue);border-color:var(--blue)}
.hoverbar button[data-act="del"]:hover{color:var(--err);border-color:var(--err)}
.hoverbar svg{width:13px;height:13px}
.addcard{border:2px dashed var(--line);border-radius:10px;background:#FAFBFC;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;aspect-ratio:3/4;color:var(--ink-soft);font-size:.82rem;font-weight:500}
.addcard:hover{border-color:var(--blue);color:var(--blue);background:#F0F2FE}
.addcard svg{width:22px;height:22px}

/* options + action bar */
.ws-opts{border-top:1px solid var(--line);padding:18px 20px;background:#FAFBFC}
.ws-opts .row{gap:18px}
.chiprow{display:flex;gap:6px;flex-wrap:wrap}
.chip{border:1px solid var(--line);background:var(--sheet);border-radius:99px;padding:6px 13px;font-size:.8rem;font-weight:500}
.chip[aria-pressed="true"]{background:var(--ink);color:#fff;border-color:var(--ink)}
.ws-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 18px;border-top:1px solid var(--line);flex-wrap:wrap}
.ws-status{font-size:.84rem;color:var(--ink-soft);flex:1;min-width:200px}
.ws-status.err{color:var(--err)}
.ws-status.ok{color:var(--ok)}

/* image editor canvas */
.ws-canvas{position:relative;padding:20px;display:grid;place-items:center;background:repeating-conic-gradient(#F0F2F5 0 25%,#fff 0 50%) 50%/18px 18px;min-height:300px}
.ws-canvas canvas{max-width:100%;max-height:460px;border:1px solid var(--line);border-radius:8px;touch-action:none;display:block}
.ws-canvas.cropping canvas{cursor:crosshair}