/* =========================================================
   DGTX Toolkit — shared stylesheet
   Design tokens match the original toolkit for brand continuity.
   ========================================================= */
:root{
  --bg:#F2EFE6;
  --bg-alt:#E7E1CE;
  --card:#FBF9F2;
  --ink:#1B2A20;
  --ink-soft:#5B6A5F;
  --accent:#C98A2B;
  --accent-ink:#2A1D08;
  --teal:#2F6F62;
  --teal-ink:#EAF3F0;
  --line:#D6CFB8;
  --white:#FFFDF8;
  --danger:#A5432F;
  --danger-bg:#FBEAE5;
  --radius:6px;
  --font-head:'Zilla Slab', Georgia, 'Times New Roman', serif;
  --font-body:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --maxw:1080px;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--bg); color:var(--ink); font-family:var(--font-body);
  line-height:1.6; -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--font-head); font-weight:600; margin:0 0 .5em 0; color:var(--ink); line-height:1.2;}
h1{font-size:2rem;} h2{font-size:1.5rem; margin-top:1.6em;} h3{font-size:1.15rem; margin-top:1.2em;}
p{margin:0 0 1em 0;}
a{color:var(--teal);}
.wrap{max-width:var(--maxw); margin:0 auto; padding:0 20px;}
img{max-width:100%;}

/* ---------- Header / nav ---------- */
header.site{border-bottom:1px solid var(--line); background:var(--bg-alt); position:sticky; top:0; z-index:50;}
.site-bar{display:flex; align-items:center; justify-content:space-between; gap:16px; padding:14px 0; flex-wrap:wrap;}
.brand{display:flex; align-items:center; gap:10px; text-decoration:none; min-height:48px;}
.brand-mark{width:36px; height:36px; border-radius:var(--radius); background:var(--teal); color:var(--teal-ink); display:flex; align-items:center; justify-content:center; font-size:18px; flex:none;}
.brand-name{font-family:var(--font-head); font-weight:700; font-size:1.1rem; color:var(--ink);}
.brand-sub{font-size:.7rem; color:var(--ink-soft); display:block; margin-top:-2px;}
nav.primary-nav{display:flex; gap:6px; align-items:center; flex-wrap:wrap;}
nav.primary-nav a{
  text-decoration:none; color:var(--ink); font-size:.92rem; padding:10px 12px; border-radius:var(--radius);
  min-height:44px; display:flex; align-items:center;
}
nav.primary-nav a:hover, nav.primary-nav a[aria-current="page"]{background:var(--white); color:var(--teal);}
.nav-toggle{display:none; background:var(--white); border:1px solid var(--line); border-radius:var(--radius); min-height:48px; min-width:48px; align-items:center; justify-content:center; cursor:pointer;}
@media (max-width:760px){
  nav.primary-nav{display:none; width:100%; flex-direction:column; align-items:stretch; gap:4px;}
  nav.primary-nav.open{display:flex;}
  .nav-toggle{display:flex;}
}

/* ---------- Breadcrumb ---------- */
.breadcrumb{font-size:.82rem; color:var(--ink-soft); padding:14px 0 0 0;}
.breadcrumb a{color:var(--ink-soft); text-decoration:none;}
.breadcrumb a:hover{color:var(--teal);}
.breadcrumb .sep{margin:0 6px;}

/* ---------- Hero ---------- */
.hero{padding:32px 0 20px 0;}
.hero p.lead{font-size:1.05rem; color:var(--ink-soft); max-width:640px;}

/* ---------- Ad slots (reserved space to prevent CLS) ---------- */
.ad-slot{
  width:100%; margin:24px 0; background:var(--bg-alt); border:1px dashed var(--line); border-radius:var(--radius);
  display:flex; align-items:center; justify-content:center; color:var(--ink-soft); font-size:.78rem;
  text-transform:uppercase; letter-spacing:.04em; overflow:hidden;
}
.ad-slot::before{content:"Advertisement";}
.ad-slot--banner{min-height:90px;}
.ad-slot--incontent{min-height:250px;}
.ad-slot--sidebar{min-height:250px;}
@media (max-width:600px){
  .ad-slot--banner{min-height:100px;}
  .ad-slot--incontent{min-height:280px;}
}

/* ---------- Layout ---------- */
main{padding:8px 0 60px 0;}
article{max-width:760px;}
.tool-layout{display:grid; grid-template-columns:1fr; gap:0;}

/* ---------- Panels / cards ---------- */
.panel{background:var(--card); border:1px solid var(--line); border-radius:var(--radius); padding:22px;}
.tool-card{
  display:block; text-decoration:none; color:inherit; background:var(--card); border:1px solid var(--line);
  border-radius:var(--radius); padding:16px; min-height:48px;
}
.tool-card:hover{border-color:var(--teal);}
.tool-card.disabled{color:var(--ink-soft); cursor:not-allowed; opacity:.65;}
.tool-card .icon{font-size:1.4rem; display:block; margin-bottom:8px;}
.tool-card h3{font-size:1rem; margin-bottom:4px;}
.tool-card p{font-size:.84rem; margin:0; color:var(--ink-soft);}
.badge{display:inline-block; font-size:.68rem; background:var(--teal-ink); color:var(--teal); padding:2px 7px; border-radius:3px; margin-bottom:6px;}
.badge.soon{background:var(--line); color:var(--ink-soft);}
.grid{display:grid; grid-template-columns:repeat(auto-fill, minmax(220px,1fr)); gap:14px; margin:16px 0;}
.category-block{margin-top:34px;}
.category-head{border-bottom:1px solid var(--line); padding-bottom:6px; margin-bottom:14px; display:flex; justify-content:space-between; align-items:baseline;}
.category-head h2{margin:0; font-size:1.2rem;}
.category-count{font-size:.78rem; color:var(--ink-soft);}

/* ---------- Forms & inputs ---------- */
label{display:block; font-size:.82rem; color:var(--ink-soft); margin-bottom:5px; font-weight:500;}
.field{margin-bottom:14px;}
input[type=text],input[type=number],input[type=date],input[type=datetime-local],input[type=email],input[type=url],
textarea, select{
  width:100%; padding:12px; border:1px solid var(--line); border-radius:var(--radius); background:var(--white);
  color:var(--ink); font-family:var(--font-body); font-size:.95rem; outline:none; min-height:48px;
}
textarea{min-height:110px; resize:vertical;}
input:focus, textarea:focus, select:focus{border-color:var(--teal); box-shadow:0 0 0 3px rgba(47,111,98,.15);}
input[aria-invalid="true"], select[aria-invalid="true"]{border-color:var(--danger); background:var(--danger-bg);}
.field-error{color:var(--danger); font-size:.8rem; margin-top:5px; display:none;}
.field-error.show{display:block;}
.row{display:flex; gap:10px; flex-wrap:wrap;}
.row > *{flex:1; min-width:140px;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:6px; background:var(--accent);
  color:var(--accent-ink); border:none; border-radius:var(--radius); padding:12px 18px; font-size:.92rem;
  font-weight:600; cursor:pointer; font-family:var(--font-body); min-height:48px; min-width:48px;
}
.btn:hover{filter:brightness(1.05);}
.btn.secondary{background:var(--white); color:var(--ink); border:1px solid var(--line);}
.btn.small{padding:8px 12px; font-size:.82rem; min-height:40px;}
.btn:focus-visible, a:focus-visible, .tool-card:focus-visible{outline:2px solid var(--teal); outline-offset:2px;}

/* ---------- Results ---------- */
.result-box{background:var(--white); border:1px dashed var(--line); border-radius:var(--radius); padding:16px; min-height:60px; font-size:.94rem;}
.result-box.empty{color:var(--ink-soft); display:flex; align-items:center; justify-content:center; text-align:center;}
.stat-line{display:flex; justify-content:space-between; padding:8px 0; border-bottom:1px solid var(--line); font-size:.92rem; gap:12px;}
.stat-line:last-child{border-bottom:none;}
.stat-line b{color:var(--ink);}
.list-row{display:flex; gap:8px; margin-bottom:8px; align-items:flex-start; flex-wrap:wrap;}
.list-row .btn.small{flex:none;}

/* ---------- Reference tables ---------- */
table.ref-table{width:100%; border-collapse:collapse; font-size:.9rem; margin:16px 0;}
table.ref-table th, table.ref-table td{border:1px solid var(--line); padding:8px 10px; text-align:left;}
table.ref-table th{background:var(--bg-alt); font-weight:600; font-size:.8rem;}
.table-scroll{overflow-x:auto; -webkit-overflow-scrolling:touch;}

/* ---------- FAQ accordion ---------- */
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%; text-align:left; background:none; border:none; padding:16px 0; font-family:var(--font-head);
  font-size:1.02rem; color:var(--ink); cursor:pointer; display:flex; justify-content:space-between; align-items:center;
  min-height:48px;
}
.faq-q .chev{transition:transform .15s ease; flex:none; margin-left:10px;}
.faq-item.open .faq-q .chev{transform:rotate(180deg);}
.faq-a{max-height:0; overflow:hidden; transition:max-height .2s ease; color:var(--ink-soft); font-size:.92rem;}
.faq-item.open .faq-a{max-height:400px; padding-bottom:16px;}

/* ---------- Callouts ---------- */
.callout{background:var(--teal-ink); border-left:3px solid var(--teal); border-radius:4px; padding:14px 16px; font-size:.88rem; margin:18px 0;}
.callout.warn{background:var(--danger-bg); border-left-color:var(--danger);}
.note{font-size:.8rem; color:var(--ink-soft);}

/* ---------- Footer ---------- */
footer.site{border-top:1px solid var(--line); background:var(--bg-alt); padding:36px 0 24px 0; margin-top:50px;}
.footer-grid{display:grid; grid-template-columns:2fr 1fr 1fr; gap:24px; margin-bottom:24px;}
.footer-grid h4{font-size:.85rem; margin-bottom:10px;}
.footer-grid ul{list-style:none; margin:0; padding:0;}
.footer-grid li{margin-bottom:6px;}
.footer-grid a{color:var(--ink-soft); text-decoration:none; font-size:.86rem;}
.footer-grid a:hover{color:var(--teal);}
.footer-bottom{border-top:1px solid var(--line); padding-top:16px; font-size:.78rem; color:var(--ink-soft); display:flex; justify-content:space-between; flex-wrap:wrap; gap:8px;}
@media (max-width:700px){ .footer-grid{grid-template-columns:1fr 1fr;} }

/* ---------- Legal page content ---------- */
.legal-content h2{margin-top:1.8em;}
.legal-content ul{padding-left:20px;}
.legal-content li{margin-bottom:6px;}

/* ---------- Utility ---------- */
.visually-hidden{position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap;}
.copy-flag{font-size:.78rem; color:var(--teal); margin-left:8px;}
::selection{background:var(--accent); color:var(--accent-ink);}