/* Snice Unterricht — Apple-inspiriertes, ruhiges Design. Hell + Dunkel. */
:root{
  --bg:#fbfbfd; --bg2:#ffffff; --surface:#ffffff; --text:#1d1d1f; --muted:#6e6e73;
  --line:#e5e5ea; --accent:#2f5d46; --accent2:#3a7d5a; --chip:#f0f0f2; --chip-on:#1d1d1f;
  --shadow:0 4px 24px rgba(0,0,0,.06); --shadow-lg:0 18px 50px rgba(0,0,0,.14);
  --radius:20px; --nav-h:52px;
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}
@media (prefers-color-scheme:dark){
  :root{--bg:#000000;--bg2:#0a0a0c;--surface:#141416;--text:#f5f5f7;--muted:#a1a1a6;
    --line:#2a2a2e;--accent:#4fae82;--accent2:#5cc593;--chip:#1c1c1f;--chip-on:#f5f5f7;
    --shadow:0 4px 24px rgba(0,0,0,.4);--shadow-lg:0 18px 50px rgba(0,0,0,.6);}
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);
  -webkit-font-smoothing:antialiased;line-height:1.5;font-size:17px;}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* ---------- Sticky Nav (translucent, blur) ---------- */
.topnav{position:sticky;top:0;z-index:100;height:var(--nav-h);display:flex;align-items:center;
  gap:22px;padding:0 max(22px,env(safe-area-inset-left));
  background:color-mix(in srgb,var(--bg) 72%,transparent);
  backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid transparent;transition:border-color .3s,background .3s}
.topnav.scrolled{border-bottom-color:var(--line)}
.topnav .brand{display:flex;align-items:center;background:#fff;padding:5px 11px;border-radius:11px;
  box-shadow:0 1px 4px rgba(0,0,0,.10);line-height:0;transition:transform .15s}
.topnav .brand:hover{transform:translateY(-1px)}
.topnav .brand img{height:28px;width:auto;display:block}
.topnav .links{display:flex;gap:20px;margin-left:auto;font-size:14px;color:var(--muted)}
.topnav .links a{transition:color .2s}
.topnav .links a:hover{color:var(--text)}
@media(max-width:720px){.topnav .links{display:none}}

/* ---------- Hero ---------- */
.hero{position:relative;text-align:center;padding:96px 22px 60px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-40% -10% auto;height:120%;z-index:0;
  background:radial-gradient(60% 60% at 50% 0%,color-mix(in srgb,var(--accent) 22%,transparent),transparent 70%);
  filter:blur(10px);pointer-events:none}
.hero>*{position:relative;z-index:1}
.hero h1{font-size:clamp(34px,6vw,64px);line-height:1.05;letter-spacing:-.03em;font-weight:700;margin:0 0 14px}
.hero p.sub{font-size:clamp(18px,2.4vw,23px);color:var(--muted);max-width:640px;margin:0 auto 34px}
.searchwrap{max-width:600px;margin:0 auto;position:relative}
.searchwrap svg{position:absolute;left:20px;top:50%;transform:translateY(-50%);width:20px;height:20px;
  stroke:var(--muted);pointer-events:none}
#q,.searchwrap input[type=search]{width:100%;font-size:19px;font-family:var(--font);color:var(--text);
  padding:18px 22px 18px 52px;border-radius:16px;border:1px solid var(--line);
  background:var(--surface);box-shadow:var(--shadow);outline:none;transition:box-shadow .25s,border-color .25s}
#q:focus,.searchwrap input[type=search]:focus{border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 22%,transparent)}
.hero .count{margin-top:16px;font-size:14px;color:var(--muted)}

/* ---------- Filter bar (sticky pills) ---------- */
.filters{position:sticky;top:var(--nav-h);z-index:90;padding:14px 0;
  background:color-mix(in srgb,var(--bg) 82%,transparent);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.filters .row{display:flex;gap:8px;overflow-x:auto;padding:0 22px 2px;scrollbar-width:none}
.filters .row::-webkit-scrollbar{display:none}
.filters .row+.row{margin-top:8px}
.chip{flex:0 0 auto;font-size:14px;padding:8px 15px;border-radius:999px;border:1px solid var(--line);
  background:var(--chip);color:var(--text);cursor:pointer;white-space:nowrap;
  transition:background .2s,color .2s,transform .12s,border-color .2s}
.chip:hover{transform:translateY(-1px)}
.chip.on{background:var(--chip-on);color:var(--bg);border-color:var(--chip-on)}
.chip .n{opacity:.55;font-variant-numeric:tabular-nums;margin-left:5px}
.flabel{flex:0 0 auto;align-self:center;font-size:12px;text-transform:uppercase;letter-spacing:.06em;
  color:var(--muted);padding-right:4px}

/* ---------- Material grid ---------- */
main{max-width:1240px;margin:0 auto;padding:38px 22px 40px}
.grid{display:grid;gap:22px;grid-template-columns:repeat(auto-fill,minmax(250px,1fr))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .32s cubic-bezier(.2,.7,.2,1),box-shadow .32s,border-color .3s;
  will-change:transform}
.card{position:relative;content-visibility:auto;contain-intrinsic-size:0 340px}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.card-img{aspect-ratio:1/1.31;background:linear-gradient(135deg,var(--accent),var(--accent2));overflow:hidden;position:relative}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s cubic-bezier(.2,.7,.2,1)}
.card:hover .card-img img{transform:scale(1.05)}
.card-img .ph{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  padding:20px;color:#fff;font-weight:600;font-size:20px;text-align:center;letter-spacing:-.01em}
.card-body{padding:15px 16px 17px}
.card-body h3{margin:0 0 6px;font-size:16px;font-weight:600;letter-spacing:-.01em;line-height:1.3;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{margin:0;font-size:13px;color:var(--muted)}
.card .badge{position:absolute;top:12px;left:12px;background:rgba(255,255,255,.92);color:#1d1d1f;
  font-size:11px;font-weight:600;padding:5px 10px;border-radius:999px;backdrop-filter:blur(6px)}

/* ---------- Scroll-Reveal (nur mit JS aktiv -> ohne JS alles sichtbar) ---------- */
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s cubic-bezier(.2,.7,.2,1)}
.js .reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1!important;transform:none!important;transition:none}
  html{scroll-behavior:auto}.card,.card-img img{transition:none}}

.noresults{text-align:center;color:var(--muted);padding:70px 20px;font-size:18px;display:none}
.section-title{grid-column:1/-1;font-size:22px;letter-spacing:-.02em;margin:6px 2px 0;font-weight:650}

/* ---------- Article / post pages ---------- */
.article-wrap{max-width:760px;margin:0 auto}
.article-wrap h1{font-size:clamp(30px,5vw,46px);letter-spacing:-.03em;line-height:1.08;margin:8px 0 6px}
.article-wrap .meta{color:var(--muted);font-size:14px;margin:0 0 24px}
.article-wrap img.cover{border-radius:var(--radius);box-shadow:var(--shadow);margin:10px auto 26px;max-height:520px;width:auto}
.article-wrap h2{font-size:26px;letter-spacing:-.02em;margin:34px 0 10px}
.article-wrap p{margin:0 0 16px}
.article-wrap a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.btn{display:inline-block;background:var(--accent);color:#fff!important;text-decoration:none!important;
  font-weight:600;padding:15px 26px;border-radius:14px;box-shadow:var(--shadow);
  transition:transform .18s,box-shadow .25s,background .2s}
.btn:hover{transform:translateY(-2px);background:var(--accent2);box-shadow:var(--shadow-lg)}
.cta{margin:36px 0}
.related{max-width:760px;margin:40px auto 0;border-top:1px solid var(--line);padding-top:22px}
.related h2{font-size:20px;margin:0 0 12px}
.related ul{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.related a{color:var(--accent);text-underline-offset:3px}
.related a:hover{text-decoration:underline}

/* ---------- Footer ---------- */
footer.site{border-top:1px solid var(--line);margin-top:60px;padding:40px 22px;text-align:center;
  color:var(--muted);font-size:14px}
footer.site a{color:var(--muted);text-decoration:underline;text-underline-offset:3px}
footer.site a:hover{color:var(--text)}
footer.site .big{color:var(--text);font-weight:600;font-size:16px;margin-bottom:6px}

/* Lesespur-Landingpages */
a.chip{text-decoration:none;display:inline-flex;align-items:center}
.hero.small{padding:72px 22px 36px}
.hero.small p.sub{font-size:clamp(16px,2vw,19px);max-width:760px;margin-bottom:18px}

/* ---------- Startseite (12.09.): Sektionen, Kacheln, FAQ, Footer-Spalten ---------- */
.hero form.searchwrap{display:block}
.btnrow{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin:26px 0 0}
.btn.ghost{background:var(--chip);color:var(--text)!important;box-shadow:none}
.btn.ghost:hover{background:var(--line)}
.crumbs{font-size:13px;color:var(--muted);margin:0 0 14px}
.crumbs a:hover{color:var(--text)}
.section{max-width:1200px;margin:0 auto;padding:54px 22px 10px}
.section h2{font-size:clamp(26px,3.6vw,40px);letter-spacing:-.03em;line-height:1.1;margin:0 0 6px;font-weight:700}
.section .lead{color:var(--muted);font-size:clamp(16px,1.8vw,19px);max-width:720px;margin:0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:26px}
.more{flex:0 0 auto;font-weight:600;color:var(--accent);white-space:nowrap;transition:transform .15s}
.more:hover{transform:translateX(3px)}
.grid-home{grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.grid-home .card{content-visibility:visible}
.tiles{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));padding-top:10px}
.tile{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px 26px;box-shadow:var(--shadow)}
.tile h3{margin:0 0 8px;font-size:21px;letter-spacing:-.02em}
.tile p{margin:0;color:var(--muted);font-size:16px}
.fachgrid{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(190px,1fr))}
.fach-tile{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:20px 18px;display:flex;flex-direction:column;gap:4px;
  transition:transform .2s,box-shadow .2s,border-color .2s;box-shadow:var(--shadow)}
.fach-tile:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:transparent}
.fach-tile .fname{font-weight:600;font-size:18px;letter-spacing:-.01em}
.fach-tile .fn{color:var(--muted);font-size:13px}
.klassen{display:flex;flex-wrap:wrap;gap:10px}
.chip.big{font-size:16px;padding:12px 20px;background:var(--surface);box-shadow:var(--shadow)}
.faq details{border-top:1px solid var(--line);padding:16px 0}
.faq details:last-of-type{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:600;font-size:18px;letter-spacing:-.01em;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--muted);font-weight:400;font-size:22px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq p{color:var(--muted);margin:10px 0 0;max-width:820px}
.about{padding-bottom:40px}
.fcols{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));text-align:left;max-width:1200px;margin:26px auto 22px}
.fcols h4{margin:0 0 6px;font-size:13px;text-transform:uppercase;letter-spacing:.06em;color:var(--text)}
.fcols p{margin:0;font-size:13px;line-height:1.9}
@media(max-width:720px){.section{padding:40px 16px 6px}.sec-head{margin-bottom:18px}}

/* redaktioneller Teil der Hub-Seiten (14.09.) */
.editorial{max-width:820px;margin:56px auto 8px;padding:0 20px}
.editorial h2{font-size:24px;letter-spacing:-.02em;margin:34px 0 10px}
.editorial h2:first-child{margin-top:0}
.editorial p{color:var(--muted);line-height:1.85;margin:0 0 12px}
.editorial ul{color:var(--muted);line-height:1.85;margin:0 0 12px;padding-left:22px}
.editorial li{margin:2px 0}
.editorial details{border-top:1px solid var(--line);padding:14px 0}
.editorial details:last-of-type{border-bottom:1px solid var(--line)}
.editorial summary{cursor:pointer;font-weight:600;font-size:17px;letter-spacing:-.01em;list-style:none;
  display:flex;justify-content:space-between;gap:16px;color:var(--text)}
.editorial summary::-webkit-details-marker{display:none}
.editorial summary::after{content:"+";color:var(--muted);font-weight:400;font-size:22px;line-height:1}
.editorial details[open] summary::after{content:"–"}
.editorial details p{margin:10px 0 0}
@media(max-width:720px){.editorial{margin-top:38px;padding:0 16px}.editorial h2{font-size:21px}}