/* radsplit.html · zentral gebündelte Seitengestaltung */

/* Abschnitt 1 */
:root{--ink:#101828;--muted:#667085;--line:#e4e7ec;--surface:#fff;--canvas:#f4f7fb;--aqua:#15b8c8;--aqua-weak:#e5f9fa;--lime:#70db75;--lime-weak:#ecfaed;--orange:#ff9f43;--orange-weak:#fff4e5;--shadow:0 20px 60px rgba(16,24,40,.08);font-family:-apple-system,BlinkMacSystemFont,"SF Pro Display","Inter",ui-sans-serif,system-ui,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-height:100vh;margin:0;background:radial-gradient(ellipse 68% 48% at 100% 0,rgba(21,184,200,.11),transparent 64%),var(--canvas);color:var(--ink);letter-spacing:-.018em}.topbar{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100vw - 1180px)/2));border-bottom:1px solid rgba(16,24,40,.07);background:rgba(255,255,255,.84);backdrop-filter:blur(18px);position:sticky;top:0;z-index:3}.brand{display:inline-flex;align-items:center;color:var(--ink);font-size:20px;font-weight:850;letter-spacing:-.065em;text-decoration:none}.brand i{display:block;width:9px;height:9px;margin:0 6px 1px 0;border-radius:50%;background:var(--aqua)}.nav{display:flex;align-items:center;gap:15px;font-size:13px;font-weight:750}.nav a{color:var(--muted);text-decoration:none}.nav a:hover,.nav a:focus{color:var(--ink)}.nav .back{padding:9px 13px;border-radius:999px;background:var(--ink);color:#fff}.themeToggle,.languageToggle{display:inline-flex;align-items:center;justify-content:center;min-width:47px;padding:8px 10px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--ink);font:800 12px inherit;cursor:pointer}.themeToggle{gap:6px}.page{max-width:1120px;margin:auto;padding:64px 24px 74px}.eyebrow{margin:0 0 11px;color:#078898;font-size:11px;font-weight:900;letter-spacing:.12em;text-transform:uppercase}.intro{max-width:690px}.intro h1{max-width:700px;margin:0;font-size:clamp(41px,5.8vw,70px);line-height:.92;letter-spacing:-.075em}.intro>p:not(.eyebrow){max-width:590px;margin:19px 0 0;color:var(--muted);font-size:16px;line-height:1.55}.chips{display:flex;flex-wrap:wrap;gap:7px;margin-top:19px}.chips span{padding:6px 9px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.75);color:#475467;font-size:11px;font-weight:780}.workspace{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(310px,.95fr);gap:18px;margin-top:39px;align-items:start}.card{border:1px solid var(--line);border-radius:24px;background:var(--surface);box-shadow:var(--shadow)}.calculator{padding:23px}.cardTitle{display:flex;align-items:flex-start;gap:11px;margin:0 0 18px}.glyph{display:grid;place-items:center;width:34px;height:34px;flex:0 0 auto;border-radius:11px;background:linear-gradient(135deg,#17243a,#33567d);color:#b9f66a;font-weight:900}.cardTitle h2{margin:1px 0 0;font-size:20px;letter-spacing:-.05em}.cardTitle p{margin:4px 0 0;color:var(--muted);font-size:12px;line-height:1.4}.fields{display:grid;grid-template-columns:1fr 1fr;gap:13px}.field{display:grid;gap:6px}.field.wide{grid-column:1/-1}.field label{color:#344054;font-size:12px;font-weight:800}.field small{color:var(--muted);font-size:10px;line-height:1.35}input,select{width:100%;min-width:0;padding:11px 12px;border:1px solid #d5dce5;border-radius:12px;background:#fff;color:var(--ink);font:700 14px inherit;outline:none;transition:border-color .16s,box-shadow .16s}input:focus,select:focus{border-color:var(--aqua);box-shadow:0 0 0 4px rgba(21,184,200,.12)}.divider{height:1px;margin:20px 0;border:0;background:var(--line)}.advanced{display:grid;gap:13px;animation:in .28s ease both}.advanced[hidden]{display:none}.advancedToggle{display:inline-flex;align-items:center;gap:7px;margin:18px 0 0;padding:0;border:0;background:transparent;color:#087f8b;font:800 12px inherit;cursor:pointer}.advancedToggle i{display:grid;place-items:center;width:18px;height:18px;border:1px solid #b7e5e9;border-radius:50%;font-style:normal;transition:transform .2s}.advancedToggle[aria-expanded="true"] i{transform:rotate(45deg)}.estimate{position:sticky;top:92px;overflow:hidden}.estimateHead{padding:21px 22px 18px;background:linear-gradient(130deg,#111d31,#263e61);color:#fff}.estimateHead p{margin:0;color:#9fe5eb;font-size:11px;font-weight:850;letter-spacing:.1em;text-transform:uppercase}.estimateHead h2{margin:8px 0 0;font-size:25px;line-height:1;letter-spacing:-.055em}.estimateBody{padding:20px 22px}.empty{display:grid;gap:7px;min-height:188px;place-content:center;color:var(--muted);font-size:13px;line-height:1.48}.empty i{display:grid;place-items:center;width:39px;height:39px;border-radius:13px;background:var(--aqua-weak);color:#078898;font-style:normal;font-size:19px}.estimateResult[hidden]{display:none}.timeValue{font-size:clamp(44px,6vw,61px);font-weight:900;line-height:.94;letter-spacing:-.08em}.timeLabel{margin-top:7px;color:#087f8b;font-size:12px;font-weight:850}.resultGrid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:22px}.resultMetric{padding:11px;border:1px solid var(--line);border-radius:13px;background:#f9fbfc}.resultMetric span{display:block;color:var(--muted);font-size:10px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}.resultMetric b{display:block;margin-top:4px;font-size:16px;letter-spacing:-.04em}.resultNote{margin:15px 0 0;padding:11px 12px;border:1px solid #c9eaed;border-radius:13px;background:var(--aqua-weak);color:#30646a;font-size:11px;line-height:1.48}.resultNote strong{color:#087f8b}.disclaimer{margin-top:18px;padding:13px 15px;border:1px solid #f0c78c;border-radius:15px;background:var(--orange-weak);color:#85500b;font-size:11px;line-height:1.48}.disclaimer b{display:block;margin-bottom:3px}.how{display:grid;grid-template-columns:repeat(3,1fr);gap:11px;margin-top:44px}.how article{padding:17px;border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.76)}.how i{display:grid;place-items:center;width:30px;height:30px;border-radius:10px;background:var(--aqua-weak);color:#078898;font-style:normal;font-size:13px;font-weight:900}.how article:nth-child(2) i{background:var(--lime-weak);color:#237d2a}.how article:nth-child(3) i{background:var(--orange-weak);color:#b85d00}.how b{display:block;margin-top:12px;font-size:13px}.how span{display:block;margin-top:4px;color:var(--muted);font-size:12px;line-height:1.45}.footer{display:flex;justify-content:center;flex-wrap:wrap;gap:9px 17px;margin-top:43px;padding-top:24px;border-top:1px solid var(--line);color:var(--muted);font-size:12px}.footer a{color:inherit;text-decoration:none}.footer a:hover{text-decoration:underline}@keyframes in{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}html[data-theme="dark"]{--ink:#f5f7fb;--muted:#a8b4c6;--line:rgba(192,211,236,.16);--surface:#101a2b;--canvas:#07101d;--aqua:#52d7df;--aqua-weak:#123440;--lime:#9ee58c;--lime-weak:#173924;--orange:#ffbf70;--orange-weak:#412b13;--shadow:0 20px 60px rgba(0,0,0,.3)}html[data-theme="dark"] body{background:radial-gradient(ellipse 70% 48% at 100% 0,rgba(51,183,198,.15),transparent 64%),var(--canvas)}html[data-theme="dark"] .topbar{border-color:rgba(192,211,236,.1);background:rgba(7,16,29,.86)}html[data-theme="dark"] .themeToggle,html[data-theme="dark"] .languageToggle,html[data-theme="dark"] input,html[data-theme="dark"] select{border-color:rgba(192,211,236,.22);background:#0a1423;color:var(--ink)}html[data-theme="dark"] .chips span,html[data-theme="dark"] .how article{border-color:var(--line);background:var(--surface)}html[data-theme="dark"] .resultMetric{border-color:var(--line);background:#0b1524}html[data-theme="dark"] .resultNote{border-color:rgba(82,215,223,.25);background:#102832;color:#b7d6dc}html[data-theme="dark"] .disclaimer{border-color:rgba(255,191,112,.5);color:#ffe0b6}@media(max-width:820px){.workspace{grid-template-columns:1fr}.estimate{position:static}.page{padding:42px 16px 52px}.topbar{padding:0 16px}.nav a:not(.back){display:none}}@media(max-width:520px){.topbar{height:64px}.brand{font-size:19px}.nav{gap:8px}.nav .back{padding:8px 10px;font-size:12px}.calculator{padding:17px}.fields,.how{grid-template-columns:1fr}.intro h1{font-size:42px}.resultGrid{grid-template-columns:1fr 1fr}.how{margin-top:30px}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}}

/* Abschnitt 2 */
.handoff{margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}.handoff b{display:block;font-size:12px;letter-spacing:-.025em}.handoff p{margin:4px 0 10px;color:var(--muted);font-size:11px;line-height:1.42}.handoffActions{display:grid;grid-template-columns:1fr 1fr;gap:7px}.handoffActions a{display:grid;place-items:center;min-height:38px;padding:7px 9px;border:1px solid #cfe1e4;border-radius:11px;background:#fff;color:#087f8b;font-size:10px;font-weight:850;line-height:1.15;text-align:center;text-decoration:none}.handoffActions a:hover,.handoffActions a:focus{border-color:#087f8b;box-shadow:0 0 0 3px rgba(21,184,200,.12)}.handoffActions a:first-child{border-color:#17243a;background:#17243a;color:#fff}html[data-theme="dark"] .handoffActions a{border-color:var(--line);background:#0a1423;color:#bceef2}html[data-theme="dark"] .handoffActions a:first-child{border-color:#eaf3ff;background:#eaf3ff;color:#111d31}
    @media(max-width:390px){.handoffActions{grid-template-columns:1fr}}

/* Versteckte Startansicht darf nicht durch .empty{display:grid} reaktiviert werden. */
.empty[hidden]{display:none!important}
html[data-theme="dark"] .nav .back{border:1px solid rgba(255,255,255,.2);background:#eaf3ff;color:#111d31}