.vanc-tool{font-family:var(--font-body);color:var(--text-light);background:var(--bg-secondary);border:1px solid var(--accent-green);border-radius:20px;padding:28px;margin:32px 0}
.vanc-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.vanc-field{min-width:0}.vanc-field label{display:block;font-weight:600;margin-bottom:9px}.vanc-field input{appearance:none;box-sizing:border-box;width:100%;min-height:48px;background:var(--bg-main);color:var(--text-light);border:1px solid var(--accent-green);border-radius:12px;padding:12px 14px;font:inherit}.vanc-field input[aria-invalid=true]{border-width:2px}.vanc-tool :is(input,button):focus-visible{outline:3px solid var(--text-light);outline-offset:4px}.vanc-actions{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0 18px}.vanc-actions button{appearance:none;min-height:48px;padding:12px 20px;font:inherit;font-weight:600;border:1px solid var(--accent-green);border-radius:12px;background:var(--bg-main);color:var(--text-light);cursor:pointer}.vanc-actions button[type=submit]{background:var(--accent-green);color:#071007}.vanc-actions button:disabled{cursor:default;opacity:.6}.vanc-result{background:var(--bg-main);border:1px solid var(--accent-green);border-radius:14px;padding:20px;margin-top:20px}.vanc-result dl{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin:0}.vanc-result dl div{min-width:0}.vanc-result dt{font-size:15px;line-height:1.5}.vanc-result dd{font-size:24px;line-height:1.4;font-weight:700;margin:8px 0 0;overflow-wrap:anywhere}.vanc-tool [hidden]{display:none!important}.vanc-tool .vanc-note{font-size:15px;line-height:1.7;margin:16px 0 0}.vanc-tool #vanc-error{padding:16px;border:1px solid var(--accent-green);border-radius:12px;background:var(--bg-main);margin:16px 0}
body.light-theme .faq-content.oil-guide .oil-step-number,body.light-theme .faq-content.oil-guide .faq-toc-arrow,body.light-theme .faq-content.oil-guide a.faq-xlink{color:var(--text-light)!important}body.light-theme .faq-content.oil-guide a.faq-xlink{text-decoration:underline;text-underline-offset:.16em}body.light-theme #articleHeroBtnShare,body.light-theme .faq-toc-more-btn{background:#fff}
@media(max-width:600px){.vanc-tool{padding:20px;border-radius:16px}.vanc-grid,.vanc-result dl{grid-template-columns:minmax(0,1fr)}.vanc-result{padding:18px}.vanc-actions button{flex:1 1 140px}}

.vanc-tool .vanc-actions button[type=submit]{color:#071007!important}body.light-theme .vanc-tool .vanc-actions button[type=submit]{color:#fff!important}