/* ====================================================================
   KI SPOTLIGHT — main.css  (KANONISCH, Tokens aus docs/MANIFEST.md)
   Nur var(--*), keine Hex ausserhalb der :root-Bloecke.
   Responsive: Mobile voll nutzbar, Desktop knallig.
   ==================================================================== */

/* ---------- Fonts: System-Stack (0 Requests, DSGVO, beste CWV) ---------- */

/* ---------- Tokens ---------- */
:root{
  --bg:#f7f7fb; --surface:#ffffff; --surface-2:#f0f0f6;
  --ink:#14151c; --ink-2:#4a4d5e; --ink-3:#8b8fa3; --line:#e6e6ef;
  --brand:#3a6ea5; --brand-glow:#5b93c8; --spot-1:#cfe3f5;
  --c-forschung:#50659e; --c-produkte:#3f7d70; --c-regulierung:#8a7442;
  --c-business:#37567f;  --c-analyse:#8a5461;   --c-tools:#3f7291;
  --c-forschung-solid:#50659e; --c-produkte-solid:#3f7d70; --c-regulierung-solid:#8a7442;
  --c-business-solid:#37567f;  --c-analyse-solid:#8a5461;   --c-tools-solid:#3f7291;
  --radius:14px; --radius-s:9px;
  --shadow:0 1px 2px rgba(20,21,28,.06), 0 8px 24px -12px rgba(20,21,28,.18);
  --font:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Inter",Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --maxw:1360px;
}
/* Hell ist Default. Dunkel NUR bei expliziter Nutzerwahl (data-theme="dark"),
   kein prefers-color-scheme-Autoswitch (Vorgabe: Hell = Standard). */
:root[data-theme="dark"]{
  --bg:#0e1014; --surface:#161922; --surface-2:#1d212b;
  --ink:#e7e9f0; --ink-2:#aab0c2; --ink-3:#767c90; --line:#272c38;
  --brand:#7fb0e6; --brand-glow:#a9cbe8;
  --c-forschung:#9aabd4; --c-produkte:#82b6a6; --c-regulierung:#c7ad7c;
  --c-business:#8aa3cc;  --c-analyse:#c491a0;   --c-tools:#86b6c8;
  --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 30px -14px rgba(0,0,0,.7);
}
:root[data-theme="light"]{
  --bg:#f7f7fb; --surface:#ffffff; --surface-2:#f0f0f6;
  --ink:#14151c; --ink-2:#4a4d5e; --ink-3:#8b8fa3; --line:#e6e6ef;
  --brand:#3a6ea5; --brand-glow:#5b93c8;
  --c-forschung:#50659e; --c-produkte:#3f7d70; --c-regulierung:#8a7442;
  --c-business:#37567f; --c-analyse:#8a5461; --c-tools:#3f7291;
}

/* ---------- Reset / Basis ---------- */
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);
  line-height:1.55;-webkit-font-smoothing:antialiased;font-size:16px}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
h1,h2,h3,h4{letter-spacing:-.02em;line-height:1.18;margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:24px}
.skip{position:absolute;left:-999px}
.skip:focus{left:12px;top:12px;background:var(--surface);padding:8px 14px;border-radius:8px;z-index:60}

/* ---------- Rubrik-Farbklassen (zentral, wiederverwendbar) ---------- */
.forschung{--c:var(--c-forschung);--c-solid:var(--c-forschung-solid)}
.produkte{--c:var(--c-produkte);--c-solid:var(--c-produkte-solid)}
.regulierung{--c:var(--c-regulierung);--c-solid:var(--c-regulierung-solid)}
.business{--c:var(--c-business);--c-solid:var(--c-business-solid)}
.analyse{--c:var(--c-analyse);--c-solid:var(--c-analyse-solid)}
.tools{--c:var(--c-tools);--c-solid:var(--c-tools-solid)}

/* ---------- Live-Ticker ---------- */
.ticker{background:linear-gradient(90deg,var(--brand),var(--brand-glow));color:#fff;font-size:13px}
.ticker .wrap{display:flex;align-items:center;gap:14px;height:40px;overflow:hidden}
.ticker b{background:rgba(255,255,255,.22);padding:3px 9px;border-radius:100px;
  font-size:11px;letter-spacing:.06em;text-transform:uppercase;white-space:nowrap;
  display:inline-flex;align-items:center;gap:6px}
.ticker .dot{width:7px;height:7px;border-radius:50%;background:#fff;animation:pulse 1.4s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.25}}
.ticker a{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;opacity:.96}
@media (prefers-reduced-motion:reduce){.ticker .dot{animation:none}}

/* ---------- Header ---------- */
header.site{position:sticky;top:0;z-index:30;background:color-mix(in srgb,var(--surface) 88%,transparent);
  backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.hbar{display:flex;align-items:center;gap:24px;height:68px}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:21px;letter-spacing:-.02em;flex-shrink:0}
.spot{width:30px;height:30px;border-radius:9px;position:relative;flex-shrink:0;
  background:radial-gradient(circle at 30% 25%,var(--spot-1),transparent 62%),
             linear-gradient(135deg,var(--brand),var(--brand-glow));
  box-shadow:0 0 18px -2px var(--brand-glow)}
.spot::after{content:"";position:absolute;inset:0;border-radius:9px;
  background:radial-gradient(circle at 70% 78%,rgba(255,255,255,.55),transparent 45%)}
.logo small{font-weight:600;color:var(--ink-3);font-size:11px;letter-spacing:.14em;text-transform:uppercase;margin-left:2px}
nav.main{display:flex;gap:20px;margin-left:8px}
nav.main a{font-size:14.5px;font-weight:600;color:var(--ink-2);padding:6px 0}
nav.main a:hover,nav.main a[aria-current]{color:var(--ink)}
.htools{margin-left:auto;display:flex;align-items:center;gap:10px}
.icobtn{width:38px;height:38px;border:1px solid var(--line);background:var(--surface);
  border-radius:10px;display:grid;place-items:center;cursor:pointer;color:var(--ink-2);font-size:16px}
.icobtn:hover{color:var(--ink);border-color:var(--ink-3)}
.rss{color:#c98a2b}
.burger{display:none}
/* Header-Suche */
.hsearch{position:relative;display:flex;align-items:center;background:var(--surface-2);border:1px solid var(--line);border-radius:10px;height:38px}
.hsearch input{border:0;background:transparent;padding:0 4px 0 12px;font:inherit;font-size:14px;color:var(--ink);width:180px;outline:none}
.hsearch button{border:0;background:transparent;color:var(--ink-2);cursor:pointer;padding:0 11px;height:100%;font-size:17px;line-height:1}
.hsearch button:hover{color:var(--brand)}
/* Autocomplete-Dropdown */
.ac-box{position:absolute;top:calc(100% + 6px);right:0;width:min(360px,86vw);background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);overflow:hidden;z-index:40}
.ac-item{display:block;padding:10px 14px;border-left:3px solid var(--c,var(--brand));border-bottom:1px solid var(--line);font-size:14px;line-height:1.3;color:var(--ink)}
.ac-item:last-child{border-bottom:0}
.ac-item:hover{background:var(--surface-2)}
.ac-cat{display:block;font-size:10.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--c,var(--brand));font-weight:700;margin-bottom:2px}
@media(max-width:900px){.hsearch{display:none}}
.drawer .hsearch{display:flex;width:100%;height:44px;margin-bottom:12px}
.drawer .hsearch input{width:100%}
/* Grosse Suche auf der Suchseite */
.bigsearch{display:flex;gap:10px;margin-top:6px;max-width:640px}
.bigsearch input{flex:1;min-width:0;height:48px;padding:0 16px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--ink);font:inherit;font-size:16px;outline:none}
.bigsearch input:focus{border-color:var(--brand)}
.bigsearch button{height:48px;padding:0 22px;border:0;border-radius:12px;background:var(--brand);color:#fff;font:inherit;font-weight:700;font-size:15px;cursor:pointer}
.bigsearch button:hover{background:var(--brand-glow)}
@media(max-width:620px){.bigsearch{flex-direction:column}.bigsearch button{height:44px}}

/* ---------- Chips / Tags ---------- */
.tag{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:700;
  letter-spacing:.03em;text-transform:uppercase;padding:3px 9px;border-radius:100px;color:#fff;line-height:1.4}
.tag.solid{background:var(--c-solid,var(--brand))}
.tag.ghost{background:transparent;border:1px solid var(--c,var(--brand));color:var(--c,var(--brand))}

.meta{font-size:12.5px;color:var(--ink-3);display:flex;gap:8px;align-items:center;flex-wrap:wrap}

/* Breadcrumbs (sichtbar + JSON-LD im Partial) */
.crumbs{font-size:13px;color:var(--ink-3);margin:0 0 18px;display:flex;flex-wrap:wrap;gap:7px;align-items:center}
.crumbs a{color:var(--ink-2)} .crumbs a:hover{color:var(--brand)}
.crumbs .sep{opacity:.45}
.crumbs [aria-current]{color:var(--ink);font-weight:600}

/* ---------- Section-Kopf ---------- */
main{padding:72px 0 56px;min-height:50vh}
.sec-head{display:flex;align-items:baseline;gap:12px;margin:40px 0 20px}
.sec-head:first-child{margin-top:0}
.sec-head h2{font-size:20px;margin:0}
.sec-head .bar{width:26px;height:4px;border-radius:4px;background:var(--c,var(--brand))}
.sec-head a{margin-left:auto;font-size:13.5px;font-weight:600;color:var(--brand)}

/* ---------- Hero ---------- */
.lead{display:grid;grid-template-columns:1.55fr 1fr;gap:26px;margin-bottom:36px}
.hero{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px;box-shadow:var(--shadow);position:relative;overflow:hidden;border-top:4px solid var(--c,var(--brand))}
.hero h1{font-size:clamp(26px,3vw,34px);margin:14px 0 10px;font-weight:800}
.hero .dek{font-size:16.5px;color:var(--ink-2);margin:0 0 18px;max-width:60ch}
.stack{display:flex;flex-direction:column;gap:18px}
.mini{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-s);
  padding:18px 19px;box-shadow:var(--shadow);display:block;border-left:3px solid var(--c,var(--line));transition:border-color .15s}
.mini:hover{border-left-color:var(--brand)}
.mini h3{margin:8px 0 6px;font-size:16.5px}

/* ---------- Fakten-Box ---------- */
.fakten{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius-s);padding:14px 16px;margin:4px 0 0}
.fakten h4{margin:0 0 8px;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);display:flex;gap:7px}
.fakten ul{margin:0;padding-left:18px;font-size:14.5px;color:var(--ink)}
.fakten li{margin:4px 0}

/* ---------- Karten-Grid ---------- */
/* .grid = umbrechende Listen (Rubrik-/Themenseiten) */
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.grid.two{grid-template-columns:1fr 1fr}
/* .row4 = EINZEILIGE Startseiten-Reihe: 4 Spalten. Wird es zu schmal, VERSCHWINDEN
   ueberzaehlige Karten (kein Umbruch in eine zweite Reihe). */
.row4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;transition:transform .15s}
.card:hover{transform:translateY(-3px)}
.card .thumb{height:6px;background:var(--c,var(--brand))}
.card .body{padding:19px 20px 20px;display:flex;flex-direction:column;gap:11px;flex:1}
.card h3{margin:0;font-size:17.5px}
.card p{margin:0;font-size:14px;color:var(--ink-2)}
.card .meta{margin-top:auto;padding-top:4px}

/* ---------- Zweispaltig + Sidebar ---------- */
.cols{display:grid;grid-template-columns:1fr 320px;gap:36px;margin-top:44px}
.box{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:21px;box-shadow:var(--shadow);margin-bottom:22px}
.box h3{margin:0 0 14px;font-size:15px;display:flex;align-items:center;gap:8px}
/* Box-Reihe (3 Boxen nebeneinander, z.B. Trend/Lexikon/Newsletter unten) */
.boxrow{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start}
.boxrow .box{margin-bottom:0;height:100%}
@media(max-width:900px){.boxrow{grid-template-columns:1fr}}
.trend{display:flex;gap:12px;padding:10px 0;border-top:1px solid var(--line)}
.trend:first-of-type{border-top:0;padding-top:0}
.trend .n{font-size:20px;font-weight:800;color:var(--brand);line-height:1;min-width:22px}
.trend a{font-size:14.5px;line-height:1.3;font-weight:600}
.lex{display:flex;flex-wrap:wrap;gap:8px}
.lex a{font-size:13px;font-weight:600;padding:6px 11px;border-radius:100px;background:var(--surface-2);border:1px solid var(--line);color:var(--ink-2)}
.lex a:hover{border-color:var(--brand);color:var(--brand)}
.soon{font-size:11px;font-weight:700;color:var(--brand);border:1px solid var(--brand);padding:2px 7px;border-radius:100px;margin-left:auto}

/* ---------- Artikel-Detail ---------- */
.article{max-width:100%;margin:0}
/* Zweispalter: Text links, Meta rechts (Desktop). Mobil gestapelt. */
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:44px;align-items:start}
.article-main{min-width:0}
.article-side{position:sticky;top:88px;display:flex;flex-direction:column;gap:20px}
.article-side .fakten,.article-side .toc{margin:0}
.side-box{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow)}
.side-box h4{margin:0 0 12px;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3)}
.side-box .chips{margin:0}
.side-engage .like{width:100%;justify-content:center;margin:0 0 14px}
.side-engage .share{display:flex;flex-wrap:wrap;gap:8px}
@media(max-width:900px){
  .article-grid{grid-template-columns:1fr;gap:26px}
  .article-side{position:static}
}
.article .kicker{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.article h1{font-size:clamp(28px,4vw,40px);font-weight:800;margin:0 0 14px}
.article .dek{font-size:19px;color:var(--ink-2);margin:0 0 18px;line-height:1.5}
.article .headmeta{display:flex;gap:10px;flex-wrap:wrap;font-size:13.5px;color:var(--ink-3);
  padding-bottom:18px;border-bottom:1px solid var(--line);margin-bottom:22px}
.toc{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius-s);padding:16px 20px;margin:22px 0}
.toc strong{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3)}
.toc ol{margin:10px 0 0;padding-left:20px}
.toc li{margin:5px 0}
.toc a{color:var(--ink-2)}.toc a:hover{color:var(--brand)}
.prose{font-size:17.5px;line-height:1.72;color:var(--ink)}
.prose h2{font-size:24px;margin:34px 0 12px;scroll-margin-top:84px}
.prose h3{font-size:19.5px;margin:26px 0 10px;scroll-margin-top:84px}
.prose p{margin:0 0 18px}
.prose a{color:var(--brand);text-decoration:underline;text-underline-offset:2px}
.prose ul,.prose ol{margin:0 0 18px;padding-left:24px}
.prose blockquote{border-left:3px solid var(--brand);margin:22px 0;padding:6px 0 6px 18px;color:var(--ink-2);font-style:italic}

/* Like + Teilen */
.engage{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin:30px 0;
  padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.like{display:inline-flex;align-items:center;gap:9px;border:1px solid var(--line);background:var(--surface);
  border-radius:100px;padding:9px 18px;font-weight:700;cursor:pointer;color:var(--ink);font-size:15px}
.like:hover{border-color:var(--brand)}
.like.on{border-color:var(--brand);color:var(--brand);background:color-mix(in srgb,var(--brand) 10%,transparent)}
.like .heart{font-size:17px}
.share{display:flex;gap:8px;margin-left:auto;flex-wrap:wrap}
.share a,.share button{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:var(--surface);
  display:grid;place-items:center;color:var(--ink-2);cursor:pointer;font-size:15px}
.share a:hover,.share button:hover{border-color:var(--brand);color:var(--brand)}

/* Autorenbox */
.authorbox{display:flex;gap:16px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:20px;margin:26px 0;box-shadow:var(--shadow)}
.authorbox .av{width:52px;height:52px;border-radius:50%;background:var(--surface-2);flex-shrink:0;
  display:grid;place-items:center;font-weight:800;color:var(--brand);font-size:20px;overflow:hidden}
.authorbox .who{font-weight:700}
.authorbox .role{font-size:13px;color:var(--ink-3)}
.authorbox p{margin:6px 0 0;font-size:14.5px;color:var(--ink-2)}

/* Quellen */
.sources{margin:26px 0}
.sources h3{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);margin:0 0 10px}
.sources ol{margin:0;padding-left:20px}
.sources li{margin:6px 0;font-size:14.5px}
.sources a{color:var(--brand)}

/* Lexikon-Verweise + Related */
.chips{display:flex;flex-wrap:wrap;gap:9px;margin:8px 0 0}
.chips a{font-size:13px;font-weight:600;padding:7px 13px;border-radius:100px;background:var(--surface-2);border:1px solid var(--line);color:var(--ink-2)}
.chips a:hover{border-color:var(--brand);color:var(--brand)}
.block{margin:34px 0}
.block > h2{font-size:19px;margin:0 0 16px;display:flex;align-items:center;gap:10px}
.block > h2::before{content:"";width:22px;height:4px;border-radius:4px;background:var(--brand)}

/* ---------- Seiten-Header (Rubrik/Themen/Autor/Lexikon) ---------- */
.pagehead{background:var(--surface);border:1px solid var(--line);border-left:5px solid var(--c,var(--brand));
  border-radius:var(--radius);padding:26px 28px;margin-bottom:30px;box-shadow:var(--shadow)}
.pagehead h1{font-size:clamp(24px,3vw,32px);margin:0 0 8px}
.pagehead p{margin:0;color:var(--ink-2);max-width:70ch}

/* Pagination */
.pager{display:flex;gap:10px;justify-content:center;margin:36px 0 0}
.pager a,.pager span{padding:9px 15px;border-radius:10px;border:1px solid var(--line);background:var(--surface);font-weight:600;font-size:14px}
.pager .cur{background:var(--brand);color:#fff;border-color:var(--brand)}

/* Lexikon A-Z */
.azbar{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:24px}
.azbar a{width:34px;height:34px;display:grid;place-items:center;border-radius:8px;border:1px solid var(--line);
  background:var(--surface);font-weight:700;font-size:14px;color:var(--ink-2)}
.azbar a:hover{border-color:var(--brand);color:var(--brand)}
.lexgroup{margin:0 0 26px}
.lexgroup h2{font-size:22px;color:var(--brand);margin:0 0 12px}
.lexlist{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.lexlist a{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-s);padding:14px 16px}
.lexlist a:hover{border-color:var(--brand)}
.lexlist b{display:block;font-size:15.5px}
.lexlist span{font-size:13px;color:var(--ink-3)}

/* ---------- Statische Seiten ---------- */
.static{max-width:100%;margin:0}
.static h1{font-size:30px;margin:0 0 20px}
.static h2{font-size:20px;margin:28px 0 10px}
.static p,.static li{color:var(--ink-2);font-size:16px;line-height:1.7}

/* ---------- Footer ---------- */
footer{border-top:1px solid var(--line);background:var(--surface);margin-top:44px}
footer .wrap{padding:30px 24px;display:flex;gap:24px;flex-wrap:wrap;align-items:center;font-size:13.5px;color:var(--ink-3)}
footer a{color:var(--ink-2);font-weight:600}
footer a:hover{color:var(--brand)}
footer .grow{flex:1;min-width:220px}
.fbadge{font-size:11px;font-weight:700;color:var(--c-produkte);border:1px solid var(--c-produkte);padding:3px 8px;border-radius:100px}

/* ---------- Mobile-Menu Drawer ---------- */
.drawer{position:fixed;inset:0;z-index:50;background:rgba(0,0,0,.4);opacity:0;visibility:hidden;transition:.2s}
.drawer.open{opacity:1;visibility:visible}
.drawer .panel{position:absolute;top:0;right:0;width:min(300px,82vw);height:100%;background:var(--surface);
  border-left:1px solid var(--line);padding:22px;transform:translateX(100%);transition:transform .22s;display:flex;flex-direction:column;gap:6px}
.drawer.open .panel{transform:none}
.drawer a{padding:13px 8px;font-weight:600;border-bottom:1px solid var(--line);font-size:16px}

/* ====================================================================
   RESPONSIVE
   ==================================================================== */
@media(max-width:1200px){
  .grid{grid-template-columns:repeat(3,1fr)}
  .row4{grid-template-columns:repeat(3,1fr)}
  .row4 > :nth-child(n+4){display:none}   /* 4. Karte verschwindet, kein Umbruch */
}
@media(max-width:900px){
  .lead{grid-template-columns:1fr}
  .grid{grid-template-columns:1fr 1fr}
  .row4{grid-template-columns:1fr 1fr}
  .row4 > :nth-child(n+3){display:none}   /* nur noch 2 Karten */
  .cols{grid-template-columns:1fr}
  .cols aside{order:2}
  nav.main{display:none}
  .burger{display:grid}
}
@media(max-width:620px){
  .wrap{padding-inline:16px}
  main{padding:44px 0 36px}
  .grid,.grid.two,.lexlist{grid-template-columns:1fr}
  .row4{grid-template-columns:1fr}
  .row4 > :nth-child(n+4){display:none}   /* mobil: bis zu 3 gestapelt */
  .hero{padding:22px}
  .article .dek{font-size:17px}
  .prose{font-size:17px}
  .engage{gap:14px}
  .share{margin-left:0;width:100%}
  .hbar{height:60px;gap:14px}
  .logo{font-size:19px}
  .logo small{display:none}
  footer .wrap{flex-direction:column;align-items:flex-start;gap:14px}
}