/* PDF Toolkit — visual system. Clean light SaaS aesthetic (warm stone + blue),
   with a coherent dark theme behind the toggle. */
:root{
  --bg:#f2f0ed; --bg2:#eeeae5; --surface:#ffffff; --surface2:#faf9f7; --field:#f6f5f2;
  --line:#e4ded8; --line2:#d8d1c8;
  --ink:#1c1917; --muted:#57534e; --faint:#a8a29e;
  --accent:#1d4ed8; --accent-ink:#ffffff; --accent-soft:rgba(29,78,216,.08); --accent-line:rgba(29,78,216,.25);
  --green:#15803d; --green-soft:rgba(21,128,61,.10);
  --amber:#b45309; --amber-soft:rgba(180,83,9,.10);
  --danger:#b91c1c;
  --radius:12px; --radius-card:10px; --radius-sm:8px;
  --shadow-sm:0 1px 2px rgba(28,25,23,.05);
  --shadow:0 6px 20px -8px rgba(28,25,23,.18);
  --shadow-lg:0 24px 60px -20px rgba(28,25,23,.28);
  --maxw:1160px;
}
:root[data-theme="dark"]{
  --bg:#0f1114; --bg2:#15181d; --surface:#191d23; --surface2:#1e232b; --field:#12151a;
  --line:#2a2f38; --line2:#39404c;
  --ink:#e9eaee; --muted:#a2a8b4; --faint:#6b7280;
  --accent:#4f8cff; --accent-ink:#08101f; --accent-soft:rgba(79,140,255,.14); --accent-line:rgba(79,140,255,.34);
  --green:#37d39b; --green-soft:rgba(55,211,155,.14);
  --amber:#f5a623; --amber-soft:rgba(245,166,35,.14);
  --danger:#ff6b6b;
  --shadow-sm:0 1px 2px rgba(0,0,0,.4);
  --shadow:0 10px 30px -12px rgba(0,0,0,.6);
  --shadow-lg:0 24px 60px -20px rgba(0,0,0,.7);
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0; background:var(--bg); color:var(--ink);
  font:14.5px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",system-ui,Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased; min-height:100vh; overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
h1,h2,h3{margin:0;line-height:1.2}
.skip{position:absolute;left:-999px;top:0;background:var(--accent);color:#fff;padding:8px 14px;border-radius:0 0 8px 0;z-index:100}
.skip:focus{left:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:5px}
.hidden{display:none!important}

/* ---- Top nav ---- */
.nav{
  position:sticky;top:0;z-index:40;display:flex;align-items:center;gap:14px;
  height:56px;padding:0 clamp(14px,3vw,24px);
  background:color-mix(in srgb,var(--surface) 90%,transparent);
  backdrop-filter:saturate(150%) blur(12px);
  border-bottom:1px solid var(--line); box-shadow:var(--shadow-sm);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{display:grid;place-items:center;width:30px;height:30px;border-radius:7px;
  background:var(--ink);color:var(--surface)}
.brand-mark svg{width:17px;height:17px}
.brand-mark.sm{width:34px;height:34px;border-radius:8px}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-name{font-size:14px;font-weight:750;letter-spacing:-.1px}
.brand-sub{font-size:10px;color:var(--faint);font-weight:500;letter-spacing:.2px}
.nav-links{display:flex;align-items:center;gap:2px;flex:1;min-width:0;overflow-x:auto;scrollbar-width:none}
.nav-links::-webkit-scrollbar{display:none}
.nav-link{background:none;border:0;color:var(--muted);font-size:13px;font-weight:600;
  padding:6px 11px;border-radius:7px;white-space:nowrap;transition:background .14s,color .14s}
.nav-link:hover{color:var(--ink);background:var(--field)}
.nav-link.active{color:var(--accent);background:var(--accent-soft)}
.nav-right{display:flex;align-items:center;gap:9px;flex:0 0 auto}
.privacy-badge{display:flex;align-items:center;gap:7px;background:var(--green-soft);color:var(--green);
  border:1px solid color-mix(in srgb,var(--green) 34%,transparent);padding:6px 11px;border-radius:999px;
  font-size:12px;font-weight:650;white-space:nowrap}
.privacy-badge:hover{filter:brightness(.97)}
.privacy-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--green);animation:pulse 2.6s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 color-mix(in srgb,var(--green) 55%,transparent)}70%{box-shadow:0 0 0 6px transparent}100%{box-shadow:0 0 0 0 transparent}}
.theme-toggle{display:grid;place-items:center;width:34px;height:34px;border-radius:8px;background:var(--surface);
  border:1px solid var(--line);color:var(--muted)}
.theme-toggle:hover{color:var(--ink);border-color:var(--line2)}
.theme-toggle svg{width:17px;height:17px}
.theme-toggle .ic-moon{display:none}
:root[data-theme="dark"] .theme-toggle .ic-sun{display:none}
:root[data-theme="dark"] .theme-toggle .ic-moon{display:block}
.btn-open{display:inline-flex;align-items:center;gap:7px;background:var(--accent);color:#fff;border:0;
  padding:9px 16px;border-radius:8px;font-size:13px;font-weight:650;box-shadow:0 2px 6px -2px rgba(29,78,216,.5)}
.btn-open:hover{filter:brightness(1.06)}
.btn-open svg{width:16px;height:16px}

/* ---- Layout ---- */
main{max-width:var(--maxw);margin:0 auto;padding:clamp(22px,4vw,40px) clamp(14px,3vw,28px) 50px}

/* ---- Hero ---- */
.hero{max-width:720px;margin:6px 0 22px}
.hero h1{font-size:clamp(26px,4.4vw,38px);font-weight:800;letter-spacing:-.7px}
.grad{color:var(--accent)}
.hero .sub{color:var(--muted);font-size:clamp(14px,1.8vw,16px);margin:14px 0 0;max-width:640px}
.hero-dl{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:16px 0 0}
.dl-btn{display:inline-flex;align-items:center;gap:8px;background:var(--accent-soft);color:var(--accent);
  border:1px solid var(--accent-line);font-weight:700;font-size:14px;padding:9px 16px;border-radius:10px;
  text-decoration:none;transition:background .15s}
.dl-btn:hover{background:var(--accent);color:var(--accent-ink)}
.dl-btn svg{width:17px;height:17px}
.dl-note{color:var(--muted);font-size:12.5px;max-width:340px}

/* ---- Hero drop zone ---- */
.herodrop{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;text-align:center;
  background:var(--surface);border:2px dashed var(--line2);border-radius:var(--radius);
  padding:clamp(26px,5vw,44px) 20px;margin-bottom:18px;cursor:pointer;transition:border-color .15s,background .15s}
.herodrop:hover,.herodrop.over{border-color:var(--accent);background:var(--accent-soft)}
.hd-icon{width:46px;height:46px;color:var(--faint)}
.herodrop:hover .hd-icon,.herodrop.over .hd-icon{color:var(--accent)}
.hd-icon svg{width:100%;height:100%}
.hd-title{font-size:17px;font-weight:700}
.hd-sub{font-size:13px;color:var(--muted)}
.hd-sub b{color:var(--ink)}

/* ---- Search ---- */
.searchwrap{display:flex;align-items:center;gap:10px;max-width:560px;margin:0 0 26px;
  background:var(--surface);border:1px solid var(--line2);border-radius:10px;padding:2px 8px 2px 14px;box-shadow:var(--shadow-sm)}
.searchwrap:focus-within{border-color:var(--accent)}
.searchwrap svg{width:18px;height:18px;color:var(--faint);flex:0 0 auto}
.searchwrap input{flex:1;background:none;border:0;color:var(--ink);font-size:14px;padding:11px 6px;outline:none;min-width:0}

/* ---- Tool groups ---- */
.tool-group{margin-bottom:30px;scroll-margin-top:74px}
.group-title{font-size:11px;text-transform:uppercase;letter-spacing:.09em;color:var(--faint);font-weight:700;margin:0 2px 12px}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.tool-card{position:relative;display:flex;gap:12px;align-items:flex-start;text-align:left;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);padding:14px;color:var(--ink);
  transition:transform .15s cubic-bezier(.2,.7,.3,1),border-color .15s,box-shadow .15s}
.tool-card:hover{transform:translateY(-2px);border-color:var(--line2);box-shadow:var(--shadow)}
.tool-card:active{transform:translateY(0)}
.tc-icon{flex:0 0 auto;display:grid;place-items:center;width:38px;height:38px;border-radius:9px;color:#fff}
.tc-icon svg{width:20px;height:20px}
.tc-body{display:flex;flex-direction:column;gap:2px;min-width:0}
.tc-name{font-weight:700;font-size:14px}
.tc-desc{font-size:12px;color:var(--muted);line-height:1.4}
.tc-fid{position:absolute;top:11px;right:11px;font-size:9px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;
  padding:2px 6px;border-radius:5px;transition:opacity .15s}
.fid-lossless{background:var(--green-soft);color:var(--green);opacity:0}
.tool-card:hover .fid-lossless{opacity:1}
.fid-best{background:var(--amber-soft);color:var(--amber);opacity:1}
.no-results{text-align:center;color:var(--muted);padding:30px}
@media(max-width:980px){.cards{grid-template-columns:repeat(3,1fr)}}
@media(max-width:720px){.cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.cards{grid-template-columns:1fr}}

/* ---- Workspace ---- */
.workspace{animation:fade .22s}
@keyframes fade{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}
.ws-head{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:6px}
.back{display:inline-flex;align-items:center;gap:5px;background:var(--surface);border:1px solid var(--line);color:var(--ink);
  padding:8px 12px 8px 9px;border-radius:9px;font-size:13px;font-weight:600}
.back:hover{border-color:var(--line2)}
.back svg{width:16px;height:16px}
.ws-title{display:flex;align-items:center;gap:12px;flex:1;min-width:0}
.ws-icon{display:grid;place-items:center;width:44px;height:44px;border-radius:10px;flex:0 0 auto;color:#fff;background:var(--accent)}
.ws-icon svg{width:23px;height:23px}
.ws-title h2{font-size:20px;font-weight:750}
.ws-desc{color:var(--muted);font-size:13px;margin:2px 0 0}
.ws-fid{font-size:10.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;padding:5px 9px;border-radius:7px}
.ws-fid.fid-lossless{opacity:1}
.ws-note{display:flex;gap:9px;align-items:flex-start;background:var(--accent-soft);border:1px solid var(--accent-line);
  color:var(--ink);border-radius:10px;padding:11px 13px;font-size:13px;margin:14px 0 0}
.ws-note.warn{background:var(--amber-soft);border-color:color-mix(in srgb,var(--amber) 30%,transparent)}
.ws-note b{color:var(--accent)}
.ws-note.warn b{color:var(--amber)}
.ws-note::before{content:"ⓘ";color:var(--accent);font-weight:700;flex:0 0 auto}
.ws-note.warn::before{content:"⚠";color:var(--amber)}
.ws-body{margin-top:18px}

/* ---- Dropzone (in-tool) ---- */
.dropzone{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:11px;
  border:2px dashed var(--line2);border-radius:var(--radius);padding:clamp(26px,6vw,54px) 20px;text-align:center;
  background:var(--surface);transition:border-color .15s,background .15s;cursor:pointer}
.dropzone:hover,.dropzone.over{border-color:var(--accent);background:var(--accent-soft)}
.dropzone .dz-icon{width:52px;height:52px;color:var(--accent)}
.dropzone .dz-icon svg{width:100%;height:100%}
.dropzone h3{font-size:17px}
.dropzone p{color:var(--muted);font-size:13px;margin:0}
.dz-pick{color:var(--accent);font-weight:650;text-decoration:underline}
.dz-hint{font-size:12px;color:var(--faint)}

/* ---- Buttons ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line2);
  background:var(--surface);color:var(--ink);padding:10px 16px;border-radius:9px;font-weight:600;font-size:13.5px;
  transition:filter .14s,transform .1s,border-color .14s,background .14s}
.btn:hover{border-color:var(--line2);background:var(--field)}
.btn:active{transform:translateY(1px)}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.btn svg{width:16px;height:16px}
.btn-primary{background:var(--accent);color:#fff;border-color:transparent;box-shadow:0 2px 8px -3px rgba(29,78,216,.5)}
.btn-primary:hover{filter:brightness(1.06);background:var(--accent)}
.btn-ghost{background:transparent}
.btn-ghost:hover{background:var(--field)}
.btn-danger{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 36%,transparent)}
.btn-lg{padding:13px 24px;font-size:14.5px}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.btn-row.end{justify-content:flex-end}

/* ---- Panels / forms ---- */
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.panel + .panel{margin-top:14px}
.panel-title{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--faint);margin-bottom:12px}
.field{margin-bottom:14px}
.field:last-child{margin-bottom:0}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:var(--ink)}
.field .hint{font-weight:400;color:var(--faint);font-size:12px}
input[type=text],input[type=password],input[type=number],select,textarea{
  width:100%;background:var(--field);border:1px solid var(--line2);border-radius:9px;color:var(--ink);
  padding:10px 12px;font-size:14px;outline:none}
input:focus,select:focus,textarea:focus{border-color:var(--accent);background:var(--surface)}
textarea{resize:vertical;min-height:70px;font-family:inherit}
.row-2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.row-3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.seg{display:inline-flex;background:var(--field);border:1px solid var(--line2);border-radius:9px;padding:3px;gap:2px;flex-wrap:wrap}
.seg button{background:none;border:0;color:var(--muted);padding:8px 13px;border-radius:6px;font-weight:600;font-size:13px}
.seg button.on{background:var(--accent);color:#fff}
.chip-row{display:flex;flex-wrap:wrap;gap:8px}
.chk{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--ink);cursor:pointer;user-select:none}
.chk input{width:auto}
input[type=range]{width:100%;accent-color:var(--accent)}
.rng-val{font-variant-numeric:tabular-nums;font-weight:700;color:var(--accent)}
.color-in{width:44px;height:34px;padding:2px;border-radius:8px;background:var(--field);border:1px solid var(--line2)}

/* ---- File list ---- */
.filelist{display:flex;flex-direction:column;gap:8px;margin:14px 0}
.fileitem{display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:11px;padding:10px 12px}
.fileitem .fi-thumb{width:38px;height:48px;border-radius:5px;object-fit:cover;background:var(--field);border:1px solid var(--line2);flex:0 0 auto;color:var(--faint)}
.fileitem .fi-meta{flex:1;min-width:0}
.fi-name{font-weight:600;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.fi-sub{font-size:12px;color:var(--faint)}
.fi-drag{cursor:grab;color:var(--faint);touch-action:none;padding:4px}
.fi-drag svg{width:18px;height:18px}
.iconbtn{display:grid;place-items:center;width:32px;height:32px;border-radius:8px;background:transparent;border:1px solid transparent;color:var(--muted)}
.iconbtn:hover{background:var(--field);color:var(--ink)}
.iconbtn.del:hover{color:var(--danger)}
.iconbtn svg{width:17px;height:17px}
.fileitem.dragging{opacity:.4}
.fileitem.drop-target{border-color:var(--accent)}

/* ---- Page thumbnail grid ---- */
.pagegrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:14px;margin-top:6px}
.pcell{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:11px;padding:8px;
  transition:border-color .15s,transform .12s;touch-action:none}
.pcell.sel{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}
.pcell.dragging{opacity:.35}
.pcell.drop-target{border-color:var(--accent);border-style:dashed}
.pcell.del{opacity:.4;filter:grayscale(.7)}
.pcell canvas,.pcell img.pthumb{width:100%;height:auto;display:block;border-radius:5px;background:#fff;box-shadow:0 1px 5px rgba(28,25,23,.14);transition:transform .2s}
.pcell .pnum{position:absolute;top:12px;left:12px;background:rgba(28,25,23,.72);color:#fff;font-size:11px;font-weight:700;padding:2px 7px;border-radius:6px;backdrop-filter:blur(4px)}
.pcell .ptools{position:absolute;top:10px;right:10px;display:flex;gap:4px;opacity:0;transition:opacity .15s}
.pcell:hover .ptools,.pcell.sel .ptools{opacity:1}
.pcell .ptools button{width:26px;height:26px;border-radius:7px;background:rgba(255,255,255,.92);border:1px solid var(--line2);color:var(--ink);display:grid;place-items:center;backdrop-filter:blur(4px)}
.pcell .ptools button svg{width:14px;height:14px}
.pcell .ptools button:hover{background:var(--accent);color:#fff;border-color:transparent}
.pgrid-toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:12px;background:var(--surface);border:1px solid var(--line);border-radius:11px;padding:10px 12px}
.pgrid-toolbar .count{font-size:13px;color:var(--muted);margin-right:auto}

/* ---- Preview ---- */
.previewwrap{display:flex;gap:16px;flex-wrap:wrap}
.preview-stage{flex:1;min-width:min(100%,300px);background:var(--field);border:1px solid var(--line);border-radius:11px;padding:14px;display:flex;flex-direction:column;align-items:center;gap:12px}
.preview-canvas-box{position:relative;max-width:100%;box-shadow:var(--shadow);border-radius:4px;overflow:hidden;touch-action:none}
.preview-canvas-box canvas{display:block;max-width:100%;height:auto;background:#fff}
.preview-overlay{position:absolute;inset:0;cursor:crosshair}
.pager{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--muted)}
.pager button{width:34px;height:34px;border-radius:9px;background:var(--surface);border:1px solid var(--line2);color:var(--ink);display:grid;place-items:center}
.pager button:disabled{opacity:.4}
.side-panel{width:min(100%,300px);flex:0 0 auto}
@media(max-width:720px){.side-panel{width:100%}}
.placed{position:absolute;cursor:move;border:1.5px dashed transparent;border-radius:4px;touch-action:none;user-select:none}
.placed:hover,.placed.active{border-color:var(--accent)}
.placed .ph-del{position:absolute;top:-11px;right:-11px;width:22px;height:22px;border-radius:50%;background:var(--danger);color:#fff;border:2px solid var(--surface);display:none;place-items:center;font-size:14px;line-height:1}
.placed.active .ph-del{display:grid}
.placed img{display:block;pointer-events:none}
.placed .ph-txt{white-space:pre;pointer-events:none;line-height:1.1}

/* ---- Result ---- */
.result{text-align:center;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(24px,6vw,40px)}
.result .r-check{width:60px;height:60px;margin:0 auto 14px;display:grid;place-items:center;border-radius:50%;background:var(--green-soft);color:var(--green)}
.result .r-check svg{width:32px;height:32px}
.result h3{font-size:21px;margin-bottom:6px}
.result p{color:var(--muted);margin:0 auto 18px;max-width:440px}
.result-files{display:flex;flex-direction:column;gap:8px;max-width:460px;margin:0 auto 18px;text-align:left}
.stat-cmp{display:flex;justify-content:center;gap:0;flex-wrap:wrap;margin:0 auto 20px;max-width:460px}
.stat-box{background:var(--field);border:1px solid var(--line);padding:14px 22px;text-align:center;flex:1;min-width:120px}
.stat-box:first-child{border-radius:11px 0 0 11px}
.stat-box:last-child{border-radius:0 11px 11px 0;border-left:0}
.stat-box .sb-num{font-size:21px;font-weight:800}
.stat-box .sb-lbl{font-size:11px;text-transform:uppercase;letter-spacing:.07em;color:var(--faint)}
.stat-box.win .sb-num{color:var(--green)}
.savings{display:inline-block;background:var(--green-soft);color:var(--green);font-weight:700;padding:5px 14px;border-radius:999px;margin-bottom:16px}

/* ---- Modals ---- */
.modal{position:fixed;inset:0;z-index:80;display:grid;place-items:center;padding:20px;background:rgba(28,25,23,.4);backdrop-filter:blur(3px);animation:fade .18s}
.modal-card{position:relative;background:var(--surface);border:1px solid var(--line2);border-radius:var(--radius);padding:26px;max-width:520px;width:100%;box-shadow:var(--shadow-lg);max-height:88vh;overflow:auto}
.modal-card h3{font-size:19px;margin-bottom:12px}
.modal-x{position:absolute;top:12px;right:14px;background:none;border:0;color:var(--muted);font-size:26px;line-height:1;width:34px;height:34px;border-radius:8px}
.modal-x:hover{background:var(--field);color:var(--ink)}
.privacy-list{list-style:none;padding:0;margin:0 0 14px;display:flex;flex-direction:column;gap:12px}
.privacy-list li{padding-left:26px;position:relative;font-size:13.5px;color:var(--muted)}
.privacy-list li b{color:var(--ink)}
.privacy-list li::before{content:"✓";position:absolute;left:0;top:0;color:var(--green);font-weight:800}
.privacy-foot{font-size:12.5px;color:var(--faint);margin:0}
.progress-card{max-width:400px;text-align:center}
.spinner{width:42px;height:42px;margin:0 auto 16px;border:3px solid var(--line2);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.pbar{height:8px;background:var(--field);border-radius:99px;overflow:hidden;margin:14px 0 10px}
.pbar-fill{height:100%;width:0;background:var(--accent);border-radius:99px;transition:width .25s}
.pbar.indeterminate .pbar-fill{width:35%;animation:indet 1.1s ease-in-out infinite}
@keyframes indet{0%{margin-left:-35%}100%{margin-left:100%}}
.progress-msg{color:var(--muted);font-size:13px;margin:0;min-height:18px}

/* ---- Drop overlay ---- */
.drop-overlay{position:fixed;inset:0;z-index:90;background:rgba(242,240,237,.82);backdrop-filter:blur(5px);display:grid;place-items:center}
:root[data-theme="dark"] .drop-overlay{background:rgba(15,17,20,.86)}
.drop-inner{border:3px dashed var(--accent);border-radius:22px;padding:48px 66px;text-align:center;color:var(--accent);background:var(--accent-soft)}
.drop-inner svg{width:56px;height:56px}
.drop-inner p{color:var(--ink);font-size:18px;font-weight:650;margin:12px 0 0}

/* ---- Toasts ---- */
.toast-wrap{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);z-index:95;display:flex;flex-direction:column;gap:8px;align-items:center;width:calc(100% - 32px);max-width:420px}
.toast{background:var(--surface);border:1px solid var(--line2);border-left:4px solid var(--accent);border-radius:10px;padding:11px 15px;font-size:13.5px;box-shadow:var(--shadow-lg);animation:toastin .22s;max-width:100%}
.toast.ok{border-left-color:var(--green)}
.toast.err{border-left-color:var(--danger)}
@keyframes toastin{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ---- Footer ---- */
.foot{border-top:1px solid var(--line);margin-top:34px;background:var(--surface2)}
.foot-inner{max-width:var(--maxw);margin:0 auto;padding:28px clamp(14px,3vw,28px)}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.foot-brand b{font-size:15px;display:block}
.foot-tag{font-size:11px;color:var(--faint);text-transform:uppercase;letter-spacing:.08em;font-weight:600}
.foot-note{color:var(--muted);font-size:13px;margin:0 0 8px;max-width:760px}
.foot-meta{color:var(--faint);font-size:12px;margin:0}

/* ---- Full-page reader / lightbox ---- */
.pcell .pthumb-box{overflow:hidden;border-radius:6px;cursor:zoom-in}
.reader{position:fixed;inset:0;z-index:93;display:flex;flex-direction:column;background:#3a3c41}
:root[data-theme="dark"] .reader{background:#0b0c0e}
.reader-bar{display:flex;align-items:center;gap:10px;flex:0 0 auto;height:54px;padding:0 12px;
  background:var(--surface);border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm);overflow-x:auto;scrollbar-width:none}
.reader-bar::-webkit-scrollbar{display:none}
.rd-title{flex:1;min-width:0;display:flex;align-items:center}
.rd-name{font-weight:650;font-size:13.5px;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:34vw}
.rd-nav,.rd-zoomctl{display:flex;align-items:center;gap:4px;flex:0 0 auto}
.rd-page{font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums;min-width:52px;text-align:center;white-space:nowrap}
.rd-zoom{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums;min-width:42px;text-align:center}
.rbtn{display:grid;place-items:center;width:34px;height:34px;border-radius:8px;background:transparent;border:1px solid transparent;color:var(--muted)}
.rbtn:hover{background:var(--field);color:var(--ink)}
.rbtn[disabled]{opacity:.35;pointer-events:none}
.rbtn svg{width:18px;height:18px} .rbtn span{font-size:16px;font-weight:700;line-height:1}
.rbtn-close{color:var(--ink);border-color:var(--line)}
.rbtn-close:hover{background:var(--danger);color:#fff;border-color:transparent}
.rd-zoomctl{border-left:1px solid var(--line);padding-left:8px;margin-left:2px}
.reader-scroll{position:relative;flex:1;overflow:auto;padding:16px;display:flex;flex-direction:column;align-items:center;gap:14px;
  overscroll-behavior:contain;-webkit-overflow-scrolling:touch;touch-action:pan-x pan-y pinch-zoom}
.reader-page{background:#fff;box-shadow:0 3px 16px rgba(0,0,0,.4);flex:0 0 auto;position:relative;min-height:40px}
.reader-page canvas{display:block;width:100%;height:100%}
.reader-loading{margin:auto;text-align:center;color:#fff}
.reader-loading .spinner{border-color:rgba(255,255,255,.25);border-top-color:#fff}
.reader-loading p{color:rgba(255,255,255,.8)}
/* View tool cover */
.view-cover{display:flex;align-items:center;gap:16px;justify-content:center;text-align:left}
.vc-thumb{width:90px;flex:0 0 auto;border:1px solid var(--line2);border-radius:6px;overflow:hidden;background:#fff;box-shadow:var(--shadow-sm)}
.vc-name{font-weight:650;font-size:15px;word-break:break-word}

/* ---- Utility ---- */
.spin-inline{width:16px;height:16px;border:2px solid currentColor;border-top-color:transparent;border-radius:50%;animation:spin .7s linear infinite;display:inline-block}
.muted{color:var(--muted)} .small{font-size:12.5px} .center{text-align:center}
.mt{margin-top:14px} .mt2{margin-top:22px}
.sig-pad{background:#fff;border-radius:10px;border:1px solid var(--line2);touch-action:none;width:100%;display:block;cursor:crosshair}

@media(max-width:640px){
  .nav-links{display:none}
  .row-2,.row-3{grid-template-columns:1fr}
  .ws-title h2{font-size:18px}
  .privacy-badge .pb-text{display:none}
  .privacy-badge{padding:7px}
  .brand-sub{display:none}
  .btn-open{padding:9px 12px}
  .pagegrid{grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:10px}
  /* reader chrome: keep it to one compact row on small screens */
  .reader-bar{gap:4px;padding:0 8px}
  .rd-title,.rd-zoom{display:none}
  .rbtn{width:32px;height:32px}
  .rd-page{min-width:44px;font-size:12px}
  .reader-scroll{padding:10px}
  .view-cover{flex-direction:column;text-align:center}
}
@media(prefers-reduced-motion:reduce){*{animation-duration:.001s!important;transition-duration:.001s!important}html{scroll-behavior:auto}}


/* --- FreePDFX per-route pages (added by build) --------------------------------- */
a.tool-card{ text-decoration:none; color:inherit; }
.tool-article{ max-width:860px; margin:0 auto 10px; }
.tool-article > h1{ margin:0 0 14px; }
.tool-article h2{ font-size:1.15rem; margin:22px 0 8px; }
.tool-article h3{ font-size:1rem; margin:14px 0 4px; }
.tool-article p, .tool-article li{ line-height:1.6; }
.tool-article ol{ padding-left:1.25em; }
.tool-article code{ background:var(--chip, rgba(127,127,127,.14)); padding:1px 5px; border-radius:5px; font-size:.9em; }
.tool-faq{ margin-top:26px; }
.faq-item{ margin:12px 0; }
.tool-related{ margin-top:26px; }
.tool-related ul{ list-style:none; padding:0; display:flex; flex-wrap:wrap; gap:10px; }
.tool-related a{ display:inline-block; padding:8px 14px; border:1px solid var(--line, rgba(127,127,127,.3)); border-radius:999px; text-decoration:none; color:inherit; }
.tool-related a:hover{ border-color:var(--line2, rgba(127,127,127,.55)); }