:root{
  --brand:#c8102e; --brand-dark:#98001f; --ink:#1a1a1f; --muted:#5a5f6b;
  --line:#e6e8ee; --bg:#f6f7fb; --card:#ffffff; --accent:#0e7c6b;
  --radius:12px; --max:960px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;font-size:17px}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}
h1{font-size:32px;line-height:1.2;margin:.2em 0 .3em}
h2{font-size:23px;margin:1.4em 0 .5em}
h3{font-size:19px;margin:0 0 .3em}
.wrap,.read{max-width:var(--max);margin:0 auto;padding:0 18px}
.read{max-width:760px}
.dek{font-size:19px;color:var(--muted);margin:.2em 0 1em}
.byline{color:var(--muted);font-size:14px;margin:.2em 0 1.2em}

/* nav */
.nav{background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.nav-in{max-width:var(--max);margin:0 auto;padding:10px 18px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.brand{font-weight:800;font-size:19px;color:var(--ink);display:flex;align-items:center;gap:8px}
.brand:hover{text-decoration:none}
.dot{width:12px;height:12px;border-radius:3px;background:var(--brand);display:inline-block}
.nav-links{display:flex;gap:14px;flex-wrap:wrap;font-size:15px;font-weight:600;flex:1}
.nav-links a{color:var(--muted)}
.nav-links a:hover{color:var(--brand)}
.nav-cta{background:var(--brand);color:#fff;padding:8px 14px;border-radius:8px;font-weight:700;font-size:14px}
.nav-cta:hover{background:var(--brand-dark);text-decoration:none}

/* hero */
.hero{background:linear-gradient(135deg,#c8102e,#98001f);color:#fff;border-radius:16px;
  padding:44px 30px;text-align:center;margin:22px 0}
.hero h1{color:#fff;font-size:38px;margin-bottom:.2em}
.hero p{font-size:19px;max-width:620px;margin:0 auto 1.2em;color:#ffe;opacity:.95}
.btn{display:inline-block;background:var(--brand);color:#fff;font-weight:700;padding:12px 22px;
  border-radius:9px;border:none;cursor:pointer;font-size:16px}
.btn:hover{background:var(--brand-dark);text-decoration:none}
.btn.big{font-size:19px;padding:15px 30px;background:#fff;color:var(--brand)}
.btn.big:hover{background:#ffe9ec}
.btn.dl{margin:14px 0;background:var(--accent)}
.btn.dl:hover{background:#0a5f52}
.btn.ghost{background:#fff;color:var(--ink);border:2px solid var(--line)}
.btn.small{font-size:13px;padding:7px 12px}
.btn:disabled{opacity:.45;cursor:not-allowed}

/* cards / grids */
.sec-head{display:flex;justify-content:space-between;align-items:center;margin:28px 0 12px;border-bottom:2px solid var(--line);padding-bottom:8px}
.sec-head h2{margin:0}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;display:block;transition:.15s}
.card:hover{border-color:var(--brand);box-shadow:0 6px 20px rgba(0,0,0,.06);text-decoration:none;transform:translateY(-2px)}
.card h3{color:var(--ink)}
.card p{color:var(--muted);font-size:15px;margin:0}
.list-item{display:block;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:15px 18px;margin:10px 0}
.list-item:hover{border-color:var(--brand);text-decoration:none}
.list-item h3{color:var(--ink)}
.list-item p{color:var(--muted);font-size:15px;margin:0}

/* value prop */
.valueprop{margin:34px 0;padding:26px;background:var(--card);border:1px solid var(--line);border-radius:16px}
.vp-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;margin-top:10px}
.vp-grid h3{color:var(--ink)}
.vp-grid p{color:var(--muted);font-size:15px;margin:0}

/* privacy note */
.privnote{background:#eafaf4;border:1px solid #bfe9dc;color:#0a5f52;border-radius:10px;
  padding:12px 16px;font-size:15px;margin:14px 0}

/* ad slots */
.adslot{margin:22px auto;text-align:center;max-width:100%;overflow:hidden}
.adlabel{display:block;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#9aa0ac;margin-bottom:4px}

/* crumbs */
.crumbs{color:var(--muted);font-size:14px;margin:16px 0 6px}
.crumbs a{color:var(--muted)}

/* tool page */
.tool-page h1{margin-top:8px}
.dropzone{border:2.5px dashed #c3c9d6;border-radius:16px;background:var(--card);padding:44px 20px;
  text-align:center;cursor:pointer;transition:.15s;margin:14px 0}
.dropzone:hover,.dropzone.over{border-color:var(--brand);background:#fff5f6}
.dz-icon{font-size:46px}
.dz-title{font-size:19px;font-weight:700;margin:8px 0 4px}
.dz-sub{color:var(--muted);font-size:14px;margin:0}

/* editor */
.editor-toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;background:var(--card);
  border:1px solid var(--line);border-radius:12px;padding:10px;position:sticky;top:56px;z-index:20}
.tool-btn{background:#f0f2f7;border:1px solid var(--line);border-radius:8px;padding:8px 11px;
  cursor:pointer;font-size:14px;font-weight:600}
.tool-btn:hover{background:#e7eaf2}
.tool-btn.active{background:var(--brand);color:#fff;border-color:var(--brand)}
.tb-field{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:5px}
.editor-status{color:var(--muted);font-size:14px;margin:10px 2px}
.pages{margin:12px 0}
.pdf-page{position:relative;margin:0 auto 18px;box-shadow:0 4px 16px rgba(0,0,0,.12);background:#fff}
.pdf-page canvas{display:block}
.overlay-layer{position:absolute;inset:0}
.ov{position:absolute;cursor:move}
.ov-text{min-width:20px;outline:1px dashed rgba(200,16,46,.5);padding:1px 2px;white-space:pre;font-family:Helvetica,Arial,sans-serif}
.ov-text:focus{outline:1.5px solid var(--brand)}
.ov-rect{}
.ov-image img{width:100%;height:100%;display:block;pointer-events:none}
.ov-stroke{position:absolute;pointer-events:none;overflow:visible}
.ov-del{position:absolute;top:-10px;right:-10px;width:20px;height:20px;border-radius:50%;
  border:none;background:#333;color:#fff;font-size:13px;line-height:1;cursor:pointer;display:none}
.ov:hover .ov-del{display:block}

/* file lists */
.filelist{margin:12px 0}
.filerow{display:flex;align-items:center;gap:6px;background:var(--card);border:1px solid var(--line);
  border-radius:8px;padding:8px 12px;margin:6px 0}
.filerow .fn{flex:1;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.mini{width:30px;height:30px;border:1px solid var(--line);background:#f0f2f7;border-radius:6px;cursor:pointer}
.mini:hover{background:#e7eaf2}

/* split */
.split-controls{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap;margin:10px 0}
.split-controls label{font-size:14px;color:var(--muted);display:flex;flex-direction:column;gap:4px}
.split-controls input{padding:9px 11px;border:1px solid var(--line);border-radius:8px;font-size:15px;min-width:200px}
.or{color:var(--muted);text-align:center;margin:14px 0}

/* pdf->jpg grid */
.jpg-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px;margin:14px 0}
.jpg-card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:10px;text-align:center}
.jpg-thumb{width:100%;border:1px solid var(--line);border-radius:6px;margin-bottom:8px}

/* how / articles */
.how{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 22px;margin:24px 0}
.how ol{margin:0;padding-left:20px}
.how li{margin:6px 0}
.read p,.read li{font-size:17px}
.tool-cta{background:#fff5f6;border:1px solid #f3ccd3;border-radius:12px;padding:18px;text-align:center;margin:26px 0}
.tool-cta p{margin:0 0 8px;font-weight:700}
.disclaimer{font-size:13px;color:var(--muted);border-top:1px solid var(--line);padding-top:14px;margin-top:26px}
.related{margin-top:26px;border-top:2px solid var(--line);padding-top:14px}
.related a{display:block;padding:6px 0;font-weight:600}

/* related tools pills */
.related-tools{margin:26px 0}
.pills{display:flex;flex-wrap:wrap;gap:8px}
.pill{background:var(--card);border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-size:14px;font-weight:600;color:var(--ink)}
.pill:hover{border-color:var(--brand);color:var(--brand);text-decoration:none}

/* faq */
.faq details{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:4px 16px;margin:8px 0}
.faq summary{cursor:pointer;font-weight:700;padding:10px 0;font-size:16px}
.faq .a{color:var(--muted);padding:0 0 12px}
.faq .a p{margin:.4em 0}

/* footer */
footer.site{background:#14161c;color:#c7ccd6;margin-top:44px;padding:34px 18px 20px}
.f-in{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:22px}
footer.site h4{color:#fff;margin:0 0 8px;font-size:15px}
footer.site a{display:block;color:#9aa2b1;font-size:14px;padding:3px 0}
footer.site a:hover{color:#fff}
.legal{max-width:var(--max);margin:22px auto 0;border-top:1px solid #2a2e38;padding-top:14px;color:#7d838f;font-size:13px}

@media(max-width:640px){
  h1{font-size:27px}.hero h1{font-size:29px}
  .nav-cta{display:none}
  .editor-toolbar{position:static}
}