/* RefuelAhead Education: existing site palette, scoped reading layout. */
.ra-edu-v1{--bg:#050b13;--panel:#0b1726;--line:#1f3852;--text:#f5f8fb;--muted:#a1b6ca;--green:#30e5a3;margin:0;background:radial-gradient(circle at 76% -8%,#1b4776 0,#071523 38%,#050b13 72%);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.75}
.ra-edu-v1 *{box-sizing:border-box}.ra-edu-v1 a{color:var(--green);text-underline-offset:4px}.ra-edu-v1 a:focus-visible{outline:3px solid var(--green);outline-offset:5px}.ra-edu-v1 .edu-wrap{max-width:1180px;margin:auto;padding:0 24px}.ra-edu-v1 .edu-top{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:18px;border-bottom:1px solid var(--line)}.ra-edu-v1 .edu-brand{font-size:23px;font-weight:900;letter-spacing:-.04em;color:var(--text);text-decoration:none}.ra-edu-v1 .edu-brand span{color:var(--green)}.ra-edu-v1 .edu-nav{display:flex;gap:22px;flex-wrap:wrap;font-size:14px}.ra-edu-v1 .edu-nav a{color:var(--text);text-decoration:none}.ra-edu-v1 .edu-main{max-width:800px;margin:40px auto 72px}.ra-edu-v1 .edu-crumb{font-size:13px;color:var(--muted);margin-bottom:34px}.ra-edu-v1 .edu-label{text-transform:uppercase;letter-spacing:.13em;color:var(--green);font-size:12px;font-weight:800}.ra-edu-v1 h1{font-size:clamp(32px,4.5vw,52px);line-height:1.12;letter-spacing:-.045em;margin:14px 0 22px}.ra-edu-v1 h2{font-size:26px;line-height:1.25;letter-spacing:-.025em;margin:40px 0 14px}.ra-edu-v1 p{margin:0 0 20px}.ra-edu-v1 .edu-lead{font-size:20px;color:#c3d5e5;line-height:1.6}.ra-edu-v1 .edu-byline{font-size:13px;color:var(--muted);margin:24px 0}.ra-edu-v1 .edu-card{background:linear-gradient(180deg,#10243a,#091624);border:1px solid #284661;border-radius:20px;padding:26px;margin:26px 0}.ra-edu-v1 .edu-card h2{margin-top:0}.ra-edu-v1 .edu-card p:last-child{margin-bottom:0}.ra-edu-v1 .edu-formula{font-size:clamp(18px,3vw,25px);font-weight:750;color:var(--green);line-height:1.5}.ra-edu-v1 table{width:100%;border-collapse:collapse;margin:18px 0;font-variant-numeric:tabular-nums}.ra-edu-v1 th,.ra-edu-v1 td{padding:12px 8px;border-bottom:1px solid var(--line);text-align:left}.ra-edu-v1 th{color:var(--muted);font-size:14px}.ra-edu-v1 .edu-note{color:var(--muted);font-size:14px}.ra-edu-v1 .edu-button{display:inline-block;border-radius:12px;background:var(--green);color:#03120c;font-size:16px;font-weight:850;text-decoration:none;padding:12px 20px;margin:4px 0}.ra-edu-v1 .edu-sources{border-top:1px solid var(--line);padding-top:24px;color:var(--muted);font-size:14px}.ra-edu-v1 .edu-sources a{overflow-wrap:anywhere}.ra-edu-v1 .edu-footer{border-top:1px solid var(--line);padding:26px 0 36px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--muted)}.ra-edu-v1 .edu-footer a{margin-right:14px}.ra-edu-v1 .edu-skip{position:absolute;top:-90px;left:16px;background:var(--panel);padding:12px;z-index:20}.ra-edu-v1 .edu-skip:focus{top:8px}.ra-edu-v1 .edu-grid{display:grid;gap:18px}.ra-edu-v1 .edu-grid .edu-card{margin:0}.ra-edu-v1 .edu-grid h2{font-size:24px}.ra-edu-v1 .edu-grid a{text-decoration:none}.ra-edu-v1 .edu-related{margin-top:32px}.ra-edu-v1 .edu-related a{display:block;margin:10px 0}@media(max-width:600px){.ra-edu-v1 .edu-wrap{padding:0 18px}.ra-edu-v1 .edu-top{align-items:flex-start;flex-direction:column;padding:18px 0;gap:10px}.ra-edu-v1 .edu-nav{gap:16px}.ra-edu-v1 .edu-main{margin:28px auto 46px}.ra-edu-v1 .edu-crumb{margin-bottom:25px}.ra-edu-v1 .edu-card{padding:20px}.ra-edu-v1 .edu-lead{font-size:18px}.ra-edu-v1 h2{font-size:23px}.ra-edu-v1 th,.ra-edu-v1 td{padding:10px 5px;font-size:14px}}
/* Global navigation owns these controls; local fallbacks remain without it. */
.ra-edu-v1:has(#raWebAppLink) .edu-nav>a[href="/app/?lang=de"]{display:none}
.ra-edu-v1:has(#raLegalV125) .edu-footer{display:none}
/* Calculator: explicit labels, keyboard focus and a fluid mobile form. No tracking. */
.ra-edu-v1 .edu-input-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:20px 0}
.ra-edu-v1 .edu-input-grid label{display:flex;flex-direction:column;gap:8px;font-size:14px;color:var(--muted)}
.ra-edu-v1 .edu-input-grid input{width:100%;min-width:0;padding:12px;border:1px solid #284661;border-radius:10px;background:#071523;color:var(--text);font:inherit;font-size:17px}
.ra-edu-v1 .edu-input-grid input:focus-visible,.ra-edu-v1 button:focus-visible{outline:3px solid var(--green);outline-offset:3px}
.ra-edu-v1 button.edu-button{border:0;cursor:pointer;white-space:normal}
.ra-edu-v1 #raFuelCostResult{margin-top:20px;overflow-wrap:anywhere}
.ra-edu-v1 table{table-layout:fixed}.ra-edu-v1 td,.ra-edu-v1 th{overflow-wrap:anywhere}
@media(max-width:600px){.ra-edu-v1 .edu-input-grid{grid-template-columns:1fr}}

.ra-edu-v1 #raFuelCostFields{border:0;padding:0;margin:0;min-width:0}.ra-edu-v1 #raFuelCostFields legend{font-weight:750;color:var(--text)}
/* German compound words remain readable without widening the mobile viewport. */
.ra-edu-v1 .edu-main{overflow-wrap:anywhere;hyphens:auto}