/* Deliberately scoped: preserve the existing theme, navigation, ads and colour language. */
.rso-container{max-width:1120px;margin:24px auto;padding:0 20px;box-sizing:border-box;color:inherit}
.rso-container .content-section{background:#fff;border:1px solid #dce5ef;border-radius:16px;padding:clamp(20px,4vw,36px);margin-bottom:24px;color:#15344e}
.rso-container h2,.rso-container h3{line-height:1.3;overflow-wrap:break-word}
.rso-container p,.rso-container li{line-height:1.7}
.rso-container a:not(.rso-button){color:#075f96;text-decoration:underline}
.rso-hero{background:#15344e;color:#fff;padding:32px 24px;box-sizing:border-box;max-width:100%;overflow-x:clip}.rso-hero .hero-inner{max-width:1080px;margin:auto}
.rso-hero .hero-accent{color:#ff8c60}
.rso-fields{display:grid;grid-template-columns:1fr 1fr;gap:24px}.rso-fields fieldset{min-width:0;border:1px solid #cbd5e1;border-radius:12px;padding:20px}
.rso-fields legend{font-weight:700;padding:0 8px}.rso-fields label{display:block;margin-top:12px;font-weight:600}
.rso-fields input{box-sizing:border-box;width:100%;min-height:48px;font-size:18px;padding:10px;border:1px solid #64748b;border-radius:8px;background:#fff;color:#15344e}
.rso-fields input[aria-invalid=true]{border:2px solid #b42318}
.rso-button{display:inline-block;background:#c43e10;color:#fff!important;border:2px solid transparent;border-radius:8px;min-height:44px;padding:12px 18px;font-size:16px;line-height:1.4;cursor:pointer;text-decoration:none!important;margin:5px 0}
.rso-secondary{background:#15344e}.rso-container :focus-visible{outline:3px solid #126db5;outline-offset:3px}
.rso-container [hidden]{display:none!important}
#rso-et-error{color:#9c1b12;font-weight:600}#rso-et-results{margin-top:24px;border-top:2px solid #dce5ef;padding-top:20px;scroll-margin-top:24px}
#rso-et-diagram{width:100%;height:auto;margin:12px 0;font-size:16px}.rso-formula{padding:16px;background:#edf4fb;border-radius:10px;line-height:1.9;overflow-wrap:anywhere}
.rso-table{overflow-x:auto}.rso-container table{border-collapse:collapse;width:100%;font-size:inherit}.rso-container th,.rso-container td{padding:12px;text-align:left;border-bottom:1px solid #dce5ef}
.rso-container caption{text-align:left;font-weight:700;padding:8px 0}.rso-container summary{cursor:pointer;font-weight:700;min-height:44px;line-height:1.6;padding:10px 0}.rso-container details{border-bottom:1px solid #dce5ef}
.rso-compact .site-hero{padding-top:24px;padding-bottom:20px}.rso-compact .hero-desc{margin-bottom:16px}
@media(max-width:600px){.rso-fields{grid-template-columns:1fr;gap:12px}.rso-container{padding:0 12px}.rso-compact .hero-title{font-size:clamp(28px,8vw,36px)}.rso-compact .hero-desc{font-size:16px;line-height:1.5}.rso-compact .trust-bar{display:none}.rso-container .rso-button{max-width:100%;box-sizing:border-box}}
@media(prefers-reduced-motion:reduce){.rso-patch *{scroll-behavior:auto!important}}