/* Printmint — shared design system for all generators */
*{box-sizing:border-box;margin:0;padding:0}
:root{--navy:#1F3A5F;--teal:#2E7D6F;--teal-d:#256054;--ink:#233140;--muted:#6b7a89;--line:#e3e7ea;--bg:#f4f6f8;--paper:#fff}
body{font-family:-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.5}
a{color:var(--teal-d)}
header.site{background:var(--paper);border-bottom:1px solid var(--line);padding:14px 22px;display:flex;align-items:center;justify-content:space-between}
.brand{font-weight:800;font-size:20px;color:var(--navy);letter-spacing:-.3px;text-decoration:none}
.brand span{color:var(--teal)}
header.site nav{font-size:14px}
.wrap{max-width:1180px;margin:0 auto;padding:26px 22px}
h1{font-size:30px;color:var(--navy);letter-spacing:-.5px;margin-bottom:6px}
.sub{color:var(--muted);margin-bottom:22px;max-width:720px}
.app{display:grid;grid-template-columns:320px 1fr;gap:26px;align-items:start}
.panel{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:22px;position:sticky;top:20px}
.panel h2{font-size:13px;text-transform:uppercase;letter-spacing:1px;color:var(--muted);margin-bottom:14px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin-bottom:6px}
.field select,.field input[type=text],.field input[type=number],.field textarea{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:9px;font-size:15px;font-family:inherit;background:#fff}
.field textarea{resize:vertical;min-height:110px;line-height:1.4}
.seg{display:flex;flex-wrap:wrap;gap:6px}
.seg button{flex:1;min-width:52px;padding:9px 6px;border:1px solid var(--line);background:#fff;border-radius:9px;font-size:13px;font-weight:600;color:var(--muted);cursor:pointer}
.seg button.on{border-color:var(--teal);background:#eaf4f1;color:var(--teal-d)}
.row{display:flex;gap:10px}.row>*{flex:1}
.check{display:flex;align-items:center;gap:9px;font-size:14px;font-weight:600;cursor:pointer}
.check input{width:18px;height:18px;accent-color:var(--teal)}
.btns{display:flex;flex-direction:column;gap:10px;margin-top:8px}
.btn{padding:12px;border-radius:10px;border:none;font-size:15px;font-weight:700;cursor:pointer;font-family:inherit}
.btn.primary{background:var(--teal);color:#fff}.btn.primary:hover{background:var(--teal-d)}
.btn.ghost{background:#fff;border:1px solid var(--line);color:var(--ink)}
.preview{background:#dfe4e9;border-radius:14px;padding:26px;overflow:auto}
.note{color:#c0392b;font-size:13px;font-weight:600;margin-top:8px}
/* worksheet paper */
.sheet{background:#fff;width:8.5in;min-height:11in;margin:0 auto 20px;padding:0.6in 0.7in;box-shadow:0 6px 24px -8px rgba(0,0,0,.3);color:#111}
.sheet .wtop{display:flex;justify-content:space-between;align-items:flex-end;border-bottom:2px solid #111;padding-bottom:10px;margin-bottom:6px}
.sheet .wtop .name{font-size:13px;color:#444;white-space:nowrap}
.sheet h3{font-size:22px}
.sheet .meta{font-size:12px;color:#555;margin-bottom:18px}
.wfoot{margin-top:26px;padding-top:8px;border-top:1px solid #ddd;font-size:11px;color:#999;display:flex;justify-content:space-between}
.keytag{background:#fdecea;color:#c0392b;font-size:12px;font-weight:700;padding:2px 8px;border-radius:6px;vertical-align:middle}
.upsell{margin-top:18px;background:#eaf4f1;border:1px solid #cfe6df;border-radius:12px;padding:16px;font-size:13px}
.upsell b{color:var(--teal-d)}
.hint{font-size:12px;color:var(--muted);margin-top:14px;line-height:1.5}
/* SEO content block below the tool */
.seo{max-width:760px;margin:40px auto 0;color:var(--ink)}
.seo h2{font-size:22px;color:var(--navy);margin:1.4em 0 .4em}
.seo p{margin:.6em 0;color:#3a4a59}
.seo ul{margin:.6em 0 .6em 1.2em;color:#3a4a59}
@media(max-width:820px){.app{grid-template-columns:1fr}.panel{position:static}.sheet{width:100%;padding:24px}}
@media print{
  body{background:#fff}
  header.site,.panel,.sub,h1,.seo,.wfoot .credit-free{display:none!important}
  .wrap{padding:0;max-width:none}.app{display:block}.preview{background:none;padding:0}
  .sheet{box-shadow:none;margin:0;width:auto;min-height:auto;padding:0.5in}
  .sheet.answer-key,.sheet.pagebreak{page-break-before:always}
}