:root{
  --evtax-navy:#0f172a;
  --evtax-blue:#2563eb;
  --evtax-deep-blue:#0f4c81;
  --evtax-green:#22c55e;
  --evtax-green-dark:#15803d;
  --evtax-text:#334155;
  --evtax-muted:#64748b;
  --evtax-border:#e2e8f0;
  --evtax-surface:#f8fafc;
  --evtax-white:#ffffff;
}

.evtaxuk-tool-shell{
  max-width:1240px;
  margin:48px auto 80px;
  padding:0 20px;
  color:var(--evtax-text);
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
.evtaxuk-tool-shell *{box-sizing:border-box}
.evtaxuk-tool-intro{max-width:780px;margin:0 auto 38px;text-align:center}
.evtaxuk-eyebrow{margin:0 0 12px;color:var(--evtax-green-dark);font-size:.78rem;font-weight:800;letter-spacing:.14em}
.evtaxuk-tool-intro h1{margin:0 0 16px;color:var(--evtax-navy);font-family:Poppins,Inter,system-ui,sans-serif;font-size:clamp(2.2rem,5vw,4.2rem);line-height:1.05;letter-spacing:-.04em}
.evtaxuk-tool-intro p:not(.evtaxuk-eyebrow){margin:0;color:var(--evtax-muted);font-size:1.08rem;line-height:1.7}
.evtaxuk-tool-grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(340px,.92fr);gap:28px;align-items:start}
.evtaxuk-tool-form,.evtaxuk-tool-results{background:var(--evtax-white);border:1px solid var(--evtax-border);border-radius:22px;box-shadow:0 18px 45px rgba(15,23,42,.07)}
.evtaxuk-tool-form{padding:clamp(24px,4vw,38px)}
.evtaxuk-form-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.evtaxuk-field{margin-bottom:20px}
.evtaxuk-field label{display:block;margin-bottom:8px;color:var(--evtax-navy);font-weight:700}
.evtaxuk-input-wrap{display:flex;align-items:center;overflow:hidden;background:#fff;border:1px solid #cbd5e1;border-radius:12px;transition:border-color .2s ease,box-shadow .2s ease}
.evtaxuk-input-wrap:focus-within{border-color:var(--evtax-blue);box-shadow:0 0 0 4px rgba(37,99,235,.12)}
.evtaxuk-input-wrap input{width:100%;min-width:0;margin:0!important;padding:13px 14px!important;background:transparent!important;border:0!important;border-radius:0!important;box-shadow:none!important;color:var(--evtax-navy);font-size:1rem;font-weight:650;outline:0}
.evtaxuk-input-wrap>span{flex:0 0 auto;padding:0 14px;color:var(--evtax-muted);font-size:.9rem;font-weight:700}
.evtaxuk-field select{width:100%;height:56px;margin:0;padding:0 48px 0 16px;border:1px solid #cbd5e1;border-radius:12px;background:#fff;color:#0f172a;font-family:Poppins,Inter,system-ui,sans-serif;font-size:16px;font-weight:600;line-height:56px;appearance:auto}.evtaxuk-field option{font-size:16px;padding:10px}
.evtaxuk-form-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
.evtaxuk-form-actions button{cursor:pointer;border-radius:12px;padding:13px 20px;font-family:inherit;font-size:.98rem;font-weight:800;transition:transform .18s ease,background .18s ease,border-color .18s ease}
.evtaxuk-form-actions button[type=submit]{background:var(--evtax-blue);border:2px solid var(--evtax-blue);color:#fff}
.evtaxuk-form-actions button[type=submit]:hover{background:#1d4ed8;transform:translateY(-1px)}
.evtaxuk-reset{background:#fff;border:2px solid var(--evtax-border);color:var(--evtax-navy)}
.evtaxuk-form-error{min-height:1.3em;margin:14px 0 0;color:#b91c1c;font-size:.9rem;font-weight:650}
.evtaxuk-tool-results{position:sticky;top:28px;overflow:hidden}
.evtaxuk-result-hero{padding:34px;background:linear-gradient(135deg,var(--evtax-navy),var(--evtax-deep-blue));color:#fff}
.evtaxuk-result-hero span,.evtaxuk-result-hero small{display:block;opacity:.82}
.evtaxuk-result-hero strong{display:block;margin:7px 0;font-family:Poppins,Inter,system-ui,sans-serif;font-size:clamp(2.3rem,5vw,3.8rem);line-height:1;letter-spacing:-.04em}
.evtaxuk-result-list{padding:24px 28px 10px}
.evtaxuk-result-list>div,.evtaxuk-comparison-panel>div{display:flex;justify-content:space-between;gap:18px;padding:14px 0;border-bottom:1px solid var(--evtax-border)}
.evtaxuk-result-list span,.evtaxuk-comparison-panel span{color:var(--evtax-muted)}
.evtaxuk-result-list strong,.evtaxuk-comparison-panel strong{color:var(--evtax-navy);text-align:right}
.evtaxuk-comparison-panel{margin:10px 28px 0;padding:20px;background:var(--evtax-surface);border-radius:16px}
.evtaxuk-comparison-panel h3{margin:0 0 8px;color:var(--evtax-navy);font-size:1.15rem}
.evtaxuk-comparison-panel .evtaxuk-saving-row{border-bottom:0}
.evtaxuk-comparison-panel .evtaxuk-saving-row strong{color:var(--evtax-green-dark)}
.evtaxuk-tool-note{margin:20px 28px 28px;padding:14px 16px;background:var(--evtax-surface);border-radius:12px;color:var(--evtax-muted);font-size:.82rem;line-height:1.55}
@media(max-width:900px){.evtaxuk-tool-grid{grid-template-columns:1fr}.evtaxuk-tool-results{position:static}}
@media(max-width:620px){.evtaxuk-tool-shell{margin-top:28px;padding:0 14px}.evtaxuk-form-row{grid-template-columns:1fr;gap:0}.evtaxuk-tool-form,.evtaxuk-tool-results{border-radius:17px}.evtaxuk-result-list>div,.evtaxuk-comparison-panel>div{flex-direction:column;gap:5px}.evtaxuk-result-list strong,.evtaxuk-comparison-panel strong{text-align:left}}