*{box-sizing:border-box;}
body{margin:0;background:#f7fafc;color:#0f172a;font-family:Arial,Helvetica,sans-serif;}
a{color:#2563eb;transition:.2s ease;}
a:hover{color:#1d4ed8;}
#wrapper{min-height:100vh;background:#f7fafc;}
.calc-site-header{position:sticky;top:0;z-index:999;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid #e5edf8;box-shadow:0 8px 24px rgba(15,23,42,.04);}
.calc-header-inner{max-width:1180px;margin:0 auto;padding:0 20px;min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:18px;}
.calc-logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:#0f172a;}
.calc-logo-mark{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,#dbeafe,#eff6ff);border:1px solid #bfdbfe;display:flex;align-items:center;justify-content:center;color:#2563eb;font-size:22px;font-weight:900;box-shadow:0 8px 18px rgba(37,99,235,.10);}
.calc-logo-title{font-size:18px;font-weight:900;letter-spacing:-.25px;line-height:1.1;color:#0f172a;}
.calc-logo-sub{font-size:12px;color:#64748b;margin-top:3px;line-height:1.2;}
.calc-nav{display:flex;align-items:center;gap:6px;flex-wrap:nowrap;}
.calc-nav a{font-size:14px;font-weight:800;color:#475569;text-decoration:none;padding:9px 11px;border-radius:999px;white-space:nowrap;}
.calc-nav a:hover{background:#eff6ff;color:#2563eb;}
.main{max-width:1180px;margin:0 auto;padding:34px 20px 56px;}
#content{max-width:960px!important;margin:0 auto!important;background:#fff;border:1px solid #e5e7eb;border-radius:24px;padding:30px!important;box-shadow:0 18px 44px rgba(15,23,42,.05);text-align:left!important;}
#content h1,#content h2:first-child{font-size:38px;line-height:1.12;margin:0 0 18px;color:#0f172a;letter-spacing:-1px;}
#content h2{font-size:28px;line-height:1.25;margin:34px 0 14px;color:#0f172a;letter-spacing:-.45px;}
#content h3{font-size:21px;line-height:1.3;margin:28px 0 10px;color:#111827;}
#content p,#content li{font-size:16px;line-height:1.72;color:#475569;}
#content ul,#content ol{padding-left:24px;}
#content input,#content select,#content textarea{max-width:100%;border:1px solid #cbd5e1;border-radius:12px;padding:11px 13px;font-size:15px;background:#fff;color:#0f172a;}
#content button,#content input[type="button"],#content input[type="submit"]{border:0;border-radius:999px;background:#2563eb;color:#fff;font-weight:800;padding:12px 20px;cursor:pointer;box-shadow:0 10px 24px rgba(37,99,235,.18);}
#content button:hover,#content input[type="button"]:hover,#content input[type="submit"]:hover{background:#1d4ed8;}
#content table{width:100%;border-collapse:collapse;margin:16px 0;background:#fff;border-radius:16px;overflow:hidden;border:1px solid #e5e7eb;}
#content th,#content td{border:1px solid #e5e7eb;padding:12px;text-align:left;font-size:15px;color:#334155;}
#content th{background:#f8fafc;color:#0f172a;font-weight:900;}
.calc-signal-strip{max-width:960px;margin:24px auto 0;background:#eff6ff;border:1px solid #bfdbfe;border-radius:20px;padding:20px;}
.calc-signal-strip h2{font-size:22px;margin:0 0 10px;color:#0f172a;}
.calc-signal-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px;}
.calc-signal-links a{display:inline-flex;align-items:center;padding:9px 13px;border-radius:999px;background:#fff;border:1px solid #dbeafe;text-decoration:none;color:#1d4ed8;font-size:14px;font-weight:800;}
.calc-page-note{background:#fffbeb;border:1px solid #fde68a;border-radius:18px;padding:16px;color:#78350f;margin:20px 0;font-size:14px;line-height:1.65;}
.calc-footer-wrap{background:#fff;border-top:1px solid #e5edf8;padding:54px 20px 30px;}
.calc-footer-grid{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px;}
.calc-footer-card h3{font-size:17px;margin:0 0 14px;color:#0f172a;}
.calc-footer-card p{font-size:15px;line-height:1.72;color:#64748b;margin:0 0 12px;}
.calc-footer-links{display:flex;flex-direction:column;gap:9px;}
.calc-footer-links a{font-size:15px;color:#475569;text-decoration:none;line-height:1.35;}
.calc-footer-links a:hover{color:#2563eb;}
.calc-footer-disclaimer{max-width:1180px;margin:34px auto 0;background:#f8fbff;border:1px solid #dbeafe;border-radius:18px;padding:18px 20px;font-size:13px;line-height:1.72;color:#64748b;}
.calc-footer-disclaimer strong{color:#334155;}
.calc-footer-bottom{max-width:1180px;margin:26px auto 0;padding-top:18px;border-top:1px solid #e5e7eb;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:#94a3b8;}
.calc-footer-nav a{margin-left:14px;color:#64748b;text-decoration:none;}
@media(max-width:900px){.calc-header-inner{align-items:flex-start;flex-direction:column;padding:12px 16px}.calc-nav{width:100%;overflow-x:auto;padding-bottom:4px}.main{padding:24px 16px 42px}#content{padding:22px!important}.calc-footer-grid{grid-template-columns:1fr 1fr}.calc-logo-sub{display:none}}
@media(max-width:640px){#content h1,#content h2:first-child{font-size:30px}.calc-footer-grid{grid-template-columns:1fr}.calc-footer-bottom{flex-direction:column;align-items:flex-start}.calc-footer-nav a{margin:0 12px 0 0}}


/* WideCalculator v2.1 format unification for legacy inner tools */
.main > #converter,
.main > #tool-container,
.main > #age-calculator,
.main > #calculator,
.main > .calculator,
.main > .calculator-container,
.main > .converter,
.main > .counter,
.main > .counter-container,
.main > .calc-card,
.main > .card,
.main > .tool-card,
.main > .form-section,
.main > .module,
.main > .content-box{
  max-width:960px;
  margin:24px auto;
  background:#fff;
  border:1px solid #e5e7eb;
  border-radius:24px;
  padding:28px;
  box-shadow:0 18px 44px rgba(15,23,42,.05);
}
.main > .toc{
  max-width:960px;
  margin:20px auto 24px;
  background:#f8fbff;
  border:1px solid #dbeafe;
  border-radius:20px;
  padding:20px;
  box-shadow:0 10px 28px rgba(37,99,235,.06);
}
.main > .toc a{
  display:inline-flex;
  margin:6px 6px 0 0;
  padding:9px 12px;
  border-radius:999px;
  background:#fff;
  border:1px solid #dbeafe;
  color:#1d4ed8;
  text-decoration:none;
  font-weight:800;
  font-size:14px;
}
.main h1,.main h2:first-child{
  color:#0f172a;
  letter-spacing:-.7px;
}
.main label{
  color:#334155;
  font-weight:800;
}
.main #result,
.main .result,
.main [id$="result"],
.main [id$="Result"],
.main .output,
.main .answer{
  border-radius:16px;
}
#calculator-header:empty,
#calculator-footer:empty{
  min-height:0;
}
@media(max-width:640px){
  .main > #converter,
  .main > #tool-container,
  .main > #age-calculator,
  .main > #calculator,
  .main > .calculator,
  .main > .calculator-container,
  .main > .converter,
  .main > .counter,
  .main > .counter-container,
  .main > .calc-card,
  .main > .card,
  .main > .tool-card,
  .main > .form-section,
  .main > .module,
  .main > .content-box,
  .main > .toc{
    padding:22px;
    border-radius:20px;
  }
}