:root{--bg:#f7f6f3;--surface:#fff;--surface2:#f0efe9;--border:#e0ddd5;--text:#1a1917;--muted:#6b6860;--accent:#2d5be3;--accent-light:#edf1fd;--radius:12px;--mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace;--max:1100px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.site-header{background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:10}.header-inner{max-width:var(--max);margin:0 auto;padding:16px 20px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-weight:800;color:var(--text);font-size:20px}.nav{display:flex;gap:14px;flex-wrap:wrap}.nav a{font-size:14px;color:var(--muted)}.nav a:hover{color:var(--text)}main{max-width:var(--max);margin:0 auto;padding:34px 20px}.hero{display:grid;gap:10px;margin-bottom:24px}.hero h1{font-size:clamp(32px,4vw,52px);line-height:1.05;margin:0;letter-spacing:-.04em}.hero p{font-size:18px;color:var(--muted);max-width:760px;margin:0}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}.card,.tool-card,.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.tool-card h3{margin:0 0 8px;font-size:18px}.tool-card p{margin:0;color:var(--muted);font-size:14px}.category-label{display:inline-block;padding:3px 9px;border-radius:999px;background:var(--accent-light);color:var(--accent);font-size:12px;font-weight:700;margin-bottom:12px}.tool-shell{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;align-items:start}.tool-box{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:22px;box-shadow:0 8px 24px rgba(0,0,0,.04)}.side-box{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:18px;position:sticky;top:86px}.section{margin-top:34px}.section h2{font-size:26px;letter-spacing:-.02em;margin:0 0 12px}.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:14px}.breadcrumb a{color:var(--muted)}label,.field-label{display:block;font-size:12px;font-weight:800;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px}textarea,input,select{width:100%;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:11px 13px;font:inherit;color:var(--text)}textarea{resize:vertical;min-height:130px}input[type=checkbox]{width:auto}input[type=color]{height:48px;padding:3px}.field{margin-bottom:16px}.row{display:flex;gap:10px;flex-wrap:wrap}.two{display:grid;grid-template-columns:1fr 1fr;gap:14px}.three{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.btn{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border);background:var(--surface);border-radius:10px;padding:9px 14px;cursor:pointer;color:var(--text);font-weight:700}.btn:hover{background:var(--surface2);text-decoration:none}.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.result{background:var(--surface2);border:1px solid var(--border);border-radius:10px;padding:13px 15px;min-height:48px;white-space:pre-wrap;word-break:break-word}.result.mono,code,pre{font-family:var(--mono)}.result.big{font-size:24px;font-weight:800;text-align:center}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px}.stat{background:var(--surface2);border:1px solid var(--border);border-radius:10px;padding:14px}.stat span{display:block;color:var(--muted);font-size:12px;font-weight:800;text-transform:uppercase}.stat strong{display:block;font-size:22px;margin-top:4px}.faq details{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:14px 16px;margin:10px 0}.faq summary{cursor:pointer;font-weight:800}.tool-list{list-style:none;padding:0;margin:0;display:grid;gap:10px}.tool-list li a{display:block;padding:12px 14px;background:var(--surface2);border-radius:10px}.search{max-width:650px;margin-top:16px}.footer{border-top:1px solid var(--border);padding:28px 20px;color:var(--muted);font-size:14px;text-align:center}.preview-gradient{height:150px;border-radius:12px;border:1px solid var(--border)}table{width:100%;border-collapse:collapse;background:var(--surface)}th,td{border:1px solid var(--border);padding:8px;text-align:left}th{background:var(--surface2)}@media(max-width:820px){.tool-shell{grid-template-columns:1fr}.side-box{position:static}.two,.three{grid-template-columns:1fr}.header-inner{align-items:flex-start;flex-direction:column}.nav{gap:9px}}@media(prefers-color-scheme:dark){:root{--bg:#141413;--surface:#1e1d1b;--surface2:#272623;--border:#333230;--text:#f0efe9;--muted:#aaa69c;--accent:#7da0ff;--accent-light:#1a2040}}
.footer-inner{
  max-width:1100px;
  margin:0 auto;
}

.footer-links{
  display:flex;
  justify-content:center;
  gap:16px;
  flex-wrap:wrap;
  margin:12px 0;
}

.footer-links a{
  font-weight:600;
}

.footer-small{
  font-size:12px;
  opacity:.8;
}

/* Calchemy support visibility and homepage support banner */
.nav-support{
  background:var(--accent);
  color:#fff !important;
  padding:8px 14px;
  border-radius:8px;
  font-weight:800;
}

.nav-support:hover{
  opacity:.95;
  text-decoration:none;
}

.bookmark-btn{
  border:1px solid var(--border);
  background:var(--surface2);
  color:var(--text);
  padding:7px 12px;
  border-radius:8px;
  font:inherit;
  font-size:14px;
  font-weight:700;
  cursor:pointer;
}

.bookmark-btn:hover{
  background:var(--surface);
}

.footer-brand{
  margin:0;
  font-size:20px;
  font-weight:900;
  color:var(--text);
}

.footer-tagline{
  font-size:16px;
  font-weight:600;
  color:var(--text);
}

.footer-support{
  display:inline-block;
  background:var(--accent);
  color:#fff !important;
  padding:6px 12px;
  border-radius:8px;
  font-weight:800;
}

.footer-support:hover{
  opacity:.95;
  text-decoration:none;
}

.support-banner{
  text-align:center;
  margin-top:40px;
  padding:32px;
  border:1px solid var(--border);
  border-radius:var(--radius);
  background:var(--surface);
}

.support-banner h2{
  margin:0 0 12px;
}

.support-banner p{
  max-width:720px;
  margin:0 auto 12px;
  color:var(--muted);
}

.support-banner-btn{
  display:inline-block;
  margin-top:10px;
  background:var(--accent);
  color:#fff !important;
  padding:12px 20px;
  border-radius:8px;
  font-weight:800;
  text-decoration:none;
}

.support-banner-btn:hover{
  opacity:.95;
  text-decoration:none;
}

.password-options{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  margin:12px 0 16px;
}

.password-options label{
  font-size:14px;
  font-weight:700;
  color:var(--text);
  text-transform:none;
  letter-spacing:0;
  margin:0;
}

.password-controls{
  margin-bottom:10px;
}

.password-output{
  font-size:16px;
  line-height:1.8;
  text-align:left;
}

.hint{
  font-size:12px;
  color:var(--muted);
  margin:6px 0 12px;
}

@media(max-width:820px){
  .nav-support,.bookmark-btn{
    width:auto;
  }

  .support-banner{
    padding:24px 18px;
  }

  .password-options{
    flex-direction:column;
    gap:8px;
  }
}


.support-small{
  margin-top:12px;
  font-size:13px;
  color:var(--muted);
}

.footer-support{
  background:var(--accent);
  color:#fff !important;
  padding:8px 14px;
  border-radius:8px;
  font-weight:800;
  display:inline-block;
}