/* AC / DC PLANUNG · ueber-uns.html — page styles. Shared tokens/components live in site.css. */

/* values accordion */
.vals{display:flex;flex-direction:column;gap:0;max-width:900px}
.val{border-bottom:1px solid var(--line)}
.val:first-child{border-top:1px solid var(--line)}
.val summary{
  list-style:none;cursor:pointer;padding:30px 0;
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:22px;
}
.val summary::-webkit-details-marker{display:none}
.val .vno{font-family:var(--mono);font-size:12px;letter-spacing:.12em;color:var(--orange-ink);font-weight:500}
.val .vt{font-size:clamp(20px,2.2vw,30px);font-weight:600;letter-spacing:-.03em;line-height:1.15;color:var(--ink)}
.val .plus{
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line-2);display:grid;place-items:center;
  position:relative;transition:background-color .2s var(--ease), border-color .2s var(--ease), transform .25s var(--ease-out);flex:none;
}
.val .plus::before,.val .plus::after{content:"";position:absolute;background:var(--ink);border-radius:1px;transition:background-color .2s var(--ease), opacity .2s var(--ease)}
.val .plus::before{width:13px;height:1.5px}
.val .plus::after{height:13px;width:1.5px}
.val[open] .plus{background:var(--ink);border-color:var(--ink);transform:rotate(180deg)}
.val[open] .plus::before{background:#fff}
.val[open] .plus::after{opacity:0}
.val .body{padding:0 0 32px 56px;max-width:680px;color:var(--ink-dim);font-size:16px;line-height:1.7}
@media (max-width:680px){.val .body{padding-left:0}}

/* timeline */
.tl-head{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:20px;margin-bottom:52px}
.tl-head .label{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-mute);font-weight:500}
.tl-track{
  display:grid;grid-auto-flow:column;grid-auto-columns:minmax(280px,330px);
  gap:14px;overflow-x:auto;padding:4px 4px 26px;scroll-snap-type:x mandatory;
  scrollbar-width:thin;scrollbar-color:var(--line-2) transparent;
}
.tl-track::-webkit-scrollbar{height:6px}
.tl-track::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:3px}
.tl-card{
  scroll-snap-align:start;
  padding:28px;border-radius:var(--radius-lg);background:var(--surface);border:1px solid var(--line);
  display:flex;flex-direction:column;gap:14px;min-height:280px;
  transition:transform .3s, border-color .3s;
}
.tl-card:hover{transform:translateY(-3px);border-color:var(--line-2)}
.tl-card .y{
  font-family:var(--mono);font-size:12px;letter-spacing:.12em;color:var(--orange-ink);font-weight:500;
  display:flex;align-items:center;gap:9px;
}
.tl-card .y::before{content:"";width:16px;height:1px;background:var(--orange)}
.tl-card h4{font-size:21px;font-weight:600;letter-spacing:-.025em;line-height:1.2;margin:0}
.tl-card p{font-size:14.5px;color:var(--ink-dim);line-height:1.6;margin:0}
.tl-card .num{margin-top:auto;font-size:56px;font-weight:600;letter-spacing:-.04em;color:var(--ink);line-height:1}
.tl-card .num .plus{color:var(--orange-ink)}

/* Akkordeon weich öffnen/schließen (interpolate-size, progressiv) */
.val{interpolate-size:allow-keywords}
.val::details-content{height:0;overflow:clip;opacity:0;transition:height .28s var(--ease-out), opacity .2s var(--ease-out), content-visibility .28s allow-discrete}
.val[open]::details-content{height:auto;opacity:1}
@media (prefers-reduced-motion:reduce){.val::details-content{transition:opacity .2s ease, content-visibility .2s allow-discrete}}

/* ---------- Ausführliche Abschnitte ---------- */
.ue-dark{background:var(--grad-orange);color:var(--ink)}
.ue-dark h2,.ue-dark h3{color:var(--orange-ink)}
.ue-dark .lead{color:var(--ink-2)}
.eyebrow-rail--light{color:var(--orange-ink)}
.eyebrow-rail--light::before{background:var(--orange)}
.ue-rows{display:grid;grid-template-columns:1fr;border-top:1px solid var(--orange-soft)}
.ue-row{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.6fr);gap:1rem 3rem;padding:1.5rem 0;border-bottom:1px solid var(--orange-soft)}
.ue-row h3{font-size:clamp(1.15rem,1rem+.6vw,1.4rem);font-weight:600;letter-spacing:-.015em;line-height:1.25;margin:0}
.ue-row p{margin:0;font-size:var(--fs-base);line-height:1.6;color:var(--ink-2);max-width:62ch}
.ue-rows--light{border-top-color:var(--line)}
.ue-rows--light .ue-row{border-bottom-color:var(--line);grid-template-columns:1fr;gap:.35rem;padding:1.25rem 0}
.ue-rows--light .ue-row h3{color:var(--ink)}
.ue-rows--light .ue-row p{color:var(--ink-dim)}
.ue-split{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:clamp(2rem,5vw,4.5rem);align-items:start}
.ue-photo{margin:0;position:relative;aspect-ratio:4/5;border-radius:var(--r-xl);overflow:hidden;background:var(--surface-2)}
.ue-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ue-list{display:grid;grid-template-columns:1fr 1fr;gap:1.4rem 2rem;margin-top:1.8rem}
.ue-item h3{font-size:1.05rem;font-weight:600;letter-spacing:-.01em;margin:0 0 .35rem;color:var(--ink)}
.ue-item p{margin:0;font-size:var(--fs-sm);line-height:1.6;color:var(--ink-dim)}
.ue-cols{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(2rem,5vw,4.5rem);align-items:start}
#branchen .section-head{margin-bottom:clamp(1.6rem,3vw,2.4rem)}
@media (max-width:860px){.ue-split,.ue-cols{grid-template-columns:1fr;gap:1.5rem}.ue-photo{aspect-ratio:16/10}.ue-row{grid-template-columns:1fr;gap:.4rem;padding:1.2rem 0}.ue-list{grid-template-columns:1fr}}

/* ---------- Video-Hero ---------- */
.ue-hero{position:relative;isolation:isolate;overflow:hidden;background:var(--blue-950);color:#fff;min-height:min(78svh,720px);display:grid;align-items:center}
.ue-hero > .wrap{width:100%}
.ue-hero__media{position:absolute;inset:0;z-index:-2}
.ue-hero__media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 40%;transform:scale(1.04);filter:brightness(.7) saturate(.9)}
.ue-hero__shade{position:absolute;inset:0;z-index:-1;background:radial-gradient(62% 70% at 50% 58%,rgba(12,13,16,.62) 0%,rgba(12,13,16,.35) 55%,rgba(12,13,16,0) 100%),linear-gradient(180deg,rgba(12,13,16,.4) 0%,rgba(12,13,16,.3) 40%,rgba(12,13,16,.72) 100%)}
.ue-hero__inner{max-width:860px;margin-inline:auto;text-align:center;padding-block:clamp(5rem,12svh,7rem) clamp(4rem,10svh,6rem)}
.ue-hero h1,.ue-hero p{margin-inline:auto}
.ue-hero .btn-row{justify-content:center}
.ue-hero .crumbs{color:rgba(255,255,255,.72);margin-bottom:1.4rem;font-size:var(--fs-xs);font-weight:600;letter-spacing:.12em;text-transform:uppercase}
.ue-hero .crumbs a{color:#fff}
.ue-hero .crumbs a:hover{color:var(--orange-3)}
.ue-hero h1{color:#fff;font-size:var(--fs-h1);font-weight:var(--w-display);letter-spacing:-.035em;line-height:1.02;margin:0 0 1.2rem;max-width:16ch;text-wrap:balance}
.ue-hero h1 em{font-style:normal;color:var(--orange-3)}
.ue-hero p{color:rgba(255,255,255,.9);font-size:var(--fs-lead);line-height:1.6;max-width:52ch;margin:0 0 1.8rem}
.ue-hero h1,.ue-hero p,.ue-hero .crumbs{text-shadow:0 1px 2px rgba(0,0,0,.35),0 8px 30px rgba(0,0,0,.25)}
@media (max-width:760px){.ue-hero{min-height:min(88svh,640px)}.ue-hero__inner{padding-block:4rem 3rem}.ue-hero .btn-row{display:grid;gap:.75rem}.ue-hero .btn-row .btn{width:100%}}
@media (max-width:420px){.ue-hero h1{font-size:2.4rem}}
@media (prefers-reduced-motion: reduce){.ue-hero__media video{display:none}.ue-hero{background:var(--blue-950) url(ueber-poster.jpg) center/cover no-repeat}}