/* Unterseiten von nunia.ch (Wissen, Lernvideos, Umstieg). Tokens wie index.html
   (docs/ui/DESIGN-KONZEPT.md: Petrol + Mint auf dunklem Grund). */
:root{
  --void:#071E1A; --deep:#0B2C27; --panel:#0E3630; --line:rgba(127,211,182,.16);
  --petrol:#1F7A6B; --petrol-d:#0E463D;
  --lime:#7FD3B6; --lime-hi:#B7ECD8;
  --fog:#EAFAF4; --haze:#93B7AD; --faint:#5E7E77; --text:#C6E3D9;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --sans:system-ui,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--void);color:var(--fog);font-family:var(--sans);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg,video{max-width:100%}
a{color:var(--lime);text-decoration:none}
a:hover{color:var(--lime-hi);text-decoration:underline}
a:focus-visible,summary:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px}
.wrap{max-width:860px;margin:0 auto;padding:0 24px}
[id]{scroll-margin-top:90px}

/* Kopf */
header.top{position:sticky;top:0;z-index:50;background:rgba(7,30,26,.82);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;gap:20px;height:72px;max-width:1100px}
.mark{color:#fff;display:inline-flex;align-items:center}.mark svg{height:34px;width:auto;display:block}
.mark:hover{color:#fff}
header.top nav{margin-left:auto;display:flex;gap:22px;font-family:var(--mono);font-size:12.5px;letter-spacing:.04em}
header.top nav a{color:var(--haze)}
header.top nav a:hover,header.top nav a[aria-current]{color:#fff;text-decoration:none}

/* Inhalt */
main{padding:40px 0 72px;background:radial-gradient(90% 40% at 80% -10%, rgba(23,86,76,.55), transparent 70%)}
.krumen{font-size:13px;margin:0 0 22px}
.krumen ol{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px}
.krumen li{margin:0;color:var(--faint);font-size:13px}
.krumen li+li::before{content:"›";margin-right:6px}
.krumen a{color:var(--haze)}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.13em;text-transform:uppercase;color:var(--lime)}
h1,h2,h3{letter-spacing:-.018em;text-wrap:balance;font-weight:700;color:var(--fog)}
h1{font-size:clamp(30px,5vw,46px);line-height:1.08;margin:12px 0 14px}
h2{font-size:clamp(21px,2.6vw,27px);line-height:1.2;margin:44px 0 10px}
h3{font-size:17px;margin:24px 0 6px}
p,li{color:var(--text);font-size:16px}
ul,ol{padding-left:22px;margin:8px 0}
li{margin:5px 0}
strong,b{color:var(--fog)}
.lede{font-size:clamp(17px,1.6vw,19px);color:var(--text);margin:0 0 26px}
.karte{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:20px 22px;margin:18px 0}
.karte > :first-child{margin-top:0}.karte > :last-child{margin-bottom:0}
.hinweis{border-left:3px solid var(--lime);background:rgba(127,211,182,.07);padding:12px 16px;border-radius:0 12px 12px 0;font-size:15px;margin:18px 0}
.zwei{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:18px 0}
.zwei .karte{margin:0}
.zwei h3{margin-top:0}
@media(max-width:700px){.zwei{grid-template-columns:1fr}}
.haken{list-style:none;padding:0}
.haken li{position:relative;padding-left:30px}
.haken li::before{content:"✓";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%;background:rgba(127,211,182,.15);color:var(--lime);font-size:11px;font-weight:800;display:grid;place-items:center}
.schritte{list-style:none;padding:0;margin:18px 0;counter-reset:s;display:grid;gap:10px}
.schritte li{counter-increment:s;position:relative;margin:0;padding:14px 18px 14px 60px;background:var(--panel);border:1px solid var(--line);border-radius:14px}
.schritte li::before{content:counter(s,decimal-leading-zero);position:absolute;left:18px;top:14px;font-family:var(--mono);font-size:15px;font-weight:700;color:var(--lime)}
.tabelle{overflow-x:auto;margin:14px 0}
table{width:100%;border-collapse:collapse;font-size:15px}
th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line);color:var(--text);vertical-align:top}
th{color:var(--fog);font-weight:600}

/* Kacheln (Übersichten) */
.kacheln{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px;margin:20px 0;padding:0;list-style:none}
.kacheln li{margin:0}
.kachel{display:block;height:100%;background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:18px 20px;color:var(--fog);transition:border-color .15s ease,transform .15s ease}
.kachel:hover{border-color:var(--lime);transform:translateY(-2px);text-decoration:none;color:var(--fog)}
.kachel .nr{font-family:var(--mono);font-size:12px;color:var(--lime)}
.kachel b{display:block;font-size:17px;margin:4px 0 6px;letter-spacing:-.01em}
.kachel .txt{display:block;color:var(--haze);font-size:14px;line-height:1.5}

/* Video */
.video{width:100%;aspect-ratio:16/9;display:block;border-radius:14px;border:1px solid var(--line);background:#04120f;margin:8px 0 6px}
.meta{font-family:var(--mono);font-size:12.5px;color:var(--haze);margin:0 0 20px}
.transkript h3{font-size:16px;color:var(--lime-hi)}
.blaettern{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin:36px 0 0;padding-top:18px;border-top:1px solid var(--line)}
.blaettern a{font-size:15px;max-width:48%}
.blaettern .weiter{margin-left:auto;text-align:right}
@media(max-width:560px){.blaettern a{max-width:100%}.blaettern .weiter{margin-left:0;text-align:left}}

/* Fragen */
details{border:1px solid var(--line);border-radius:12px;padding:13px 16px;background:var(--panel);margin:10px 0}
summary{cursor:pointer;font-weight:700;color:var(--fog);font-size:16px}
details p{margin:10px 0 0}

/* Aktionen */
.aktionen{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 0}
.btn{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:15px;border-radius:11px;padding:12px 22px;border:1px solid transparent}
.btn-lime{background:var(--lime);color:#08302A}
.btn-lime:hover{background:var(--lime-hi);color:#08302A;text-decoration:none}
.btn-ghost{border-color:rgba(255,255,255,.28);color:var(--fog)}
.btn-ghost:hover{border-color:var(--lime);color:#fff;text-decoration:none}
.abschluss{margin-top:48px;padding:26px 24px;border-radius:18px;border:1px solid var(--line);background:linear-gradient(150deg,var(--panel),var(--petrol-d))}
.abschluss h2{margin-top:0}
.siehe ul{list-style:none;padding:0}
.siehe li{margin:6px 0}

/* Fuss */
footer{border-top:1px solid var(--line);padding:36px 0;color:var(--haze);font-size:13.5px}
footer .wrap{display:flex;gap:18px 22px;align-items:center;flex-wrap:wrap;max-width:1100px}
footer .mark svg{height:28px}
footer .fnav{margin-left:auto;display:flex;flex-wrap:wrap;gap:10px 20px;font-family:var(--mono);font-size:12.5px}
footer .fnav a{color:var(--haze)}
footer .fnav a:hover{color:#fff;text-decoration:none}

@media(max-width:640px){
  .wrap{padding:0 16px}
  header.top .wrap{height:62px;gap:12px}
  .mark svg{height:26px}
  header.top nav{gap:14px;font-size:11.5px;letter-spacing:0}
  main{padding-top:26px}
  .schritte li{padding-left:52px}
  .btn{width:100%;justify-content:center}
  footer .fnav{margin-left:0}
}
.li-ico{vertical-align:-3px}
td:first-child{white-space:nowrap}
.stand{font-family:var(--mono);font-size:12.5px;letter-spacing:.02em;color:var(--faint);margin:0 0 16px}
.verantwortung{font-family:var(--mono);font-size:12.5px;letter-spacing:.02em;color:var(--faint);margin:-10px 0 18px}