/* Unterseiten (Case Studies, Leistungsseiten) – gleicher Look wie die Startseite, aber schlank */
:root {
  --bg: #000; --surface: #0d0d0d; --line: #232323; --text: #fff; --muted: #9a9a9a; --radius: 18px;
  --gutter: clamp(16px, 3vw, 40px);
  --head: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --body: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; margin: 0; }
body { background: var(--bg); color: var(--text); font: 400 17px/1.6 var(--body); letter-spacing: -.011em; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
img, video { display: block; max-width: 100%; }
:focus-visible { outline: 2px solid #fff; outline-offset: 3px; border-radius: 6px; }
h1, h2, h3 { font-family: var(--head); font-weight: 600; letter-spacing: -.035em; text-wrap: balance; }
p, li { text-wrap: pretty; }

header { position: sticky; top: 0; z-index: 10; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 18px var(--gutter); background: rgba(0,0,0,.72); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
header img { height: 15px; width: auto; }
header nav { display: flex; gap: 22px; align-items: center; font: 500 12px/1 var(--body); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
header nav a:hover { color: var(--text); }
@media (max-width: 600px) { header nav a:not(.pill) { display: none; } }

.pill { display: inline-flex; align-items: center; gap: 10px; padding: 14px 26px; border-radius: 999px; border: 1px solid rgba(255,255,255,.55); font: 500 12px/1 var(--body); letter-spacing: .06em; text-transform: uppercase; color: var(--text); transition: background .25s, color .25s, border-color .25s, box-shadow .25s; }
.pill:hover { background: #fff; color: #000; border-color: #fff; }
.pill.solid { background: linear-gradient(#fff, #ececec); color: #000; border-color: #fff; }
.pill.solid:hover { box-shadow: 0 0 34px rgba(255,255,255,.28); }
.pill svg { width: 10px; height: 10px; }
header .pill { padding: 11px 18px; }

main { max-width: 1120px; margin: 0 auto; padding: 0 var(--gutter); }
.label { font: 500 13px/1 var(--body); letter-spacing: .05em; text-transform: uppercase; color: var(--muted); margin-bottom: 18px; }
.crumbs { font: 500 12px/1.4 var(--body); letter-spacing: .04em; color: var(--muted); padding-top: clamp(40px, 7vw, 80px); margin-bottom: 26px; }
.crumbs a:hover { color: var(--text); }
h1 { font-size: clamp(40px, 7vw, 92px); line-height: .98; letter-spacing: -.05em; font-weight: 700; }
h1 .thin, h2 .thin { color: var(--muted); font-weight: 500; }
h1 > span, h2 > span { display: block; }
.lead { max-width: 720px; margin-top: 26px; font-size: clamp(18px, 1.6vw, 21px); color: #cfcfcf; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 32px; }
.hero-cta a.alt { font-size: 14px; color: var(--muted); text-decoration: underline; text-underline-offset: 3px; }

section { padding: clamp(56px, 8vw, 110px) 0 0; }
h2 { font-size: clamp(30px, 4.2vw, 56px); line-height: 1.04; margin-bottom: 22px; }
h3 { font-size: 20px; line-height: 1.25; margin-bottom: 8px; }
.prose { max-width: 720px; color: #cfcfcf; }
.prose p + p { margin-top: 14px; }
.prose ul { padding-left: 20px; margin-top: 12px; }
.prose li + li { margin-top: 6px; }
.prose strong { color: var(--text); font-weight: 600; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: clamp(40px, 6vw, 64px); }
.stat { border: 1px solid var(--line); border-radius: 14px; padding: 18px; background: var(--surface); }
.stat b { display: block; font: 600 clamp(28px, 3vw, 42px)/1 var(--head); letter-spacing: -.04em; }
.stat span { display: block; margin-top: 8px; font: 500 11px/1.3 var(--body); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.note { margin-top: 10px; font-size: 12px; color: rgba(255,255,255,.4); }
@media (max-width: 760px) { .stats { grid-template-columns: 1fr 1fr; } }

.grid { display: grid; gap: 14px; }
.g2 { grid-template-columns: repeat(2, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }
.g5 { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 760px) { .g2, .g3 { grid-template-columns: 1fr; } .g4, .g5 { grid-template-columns: repeat(2, 1fr); } }
.grid img { width: 100%; height: 100%; object-fit: cover; border-radius: 12px; background: #111; }
.r169 { aspect-ratio: 16/9; } .r916 { aspect-ratio: 9/16; } .r45 { aspect-ratio: 4/5; }

/* Video: Vorschaubild, Vimeo lädt erst beim Klick (Datenschutz) */
.vid { position: relative; display: block; width: 100%; border-radius: 14px; overflow: hidden; background: #111; }
.vid img, .vid video, .vid iframe { width: 100%; height: 100%; object-fit: cover; border: 0; border-radius: 0; }
.vid .play { position: absolute; left: 14px; bottom: 14px; width: 44px; height: 44px; border-radius: 50%; background: rgba(0,0,0,.55); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); display: grid; place-items: center; border: 1px solid rgba(255,255,255,.3); }
.vid .play svg { width: 12px; height: 12px; fill: #fff; margin-left: 2px; }
.vid.on .play { display: none; }
figure figcaption { margin-top: 10px; font-size: 14px; color: var(--muted); }
figure figcaption b { display: block; color: var(--text); font-weight: 600; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
@media (max-width: 860px) { .cards { grid-template-columns: 1fr; } }
.cardx { border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; background: var(--surface); }
.cardx p { color: #bdbdbd; font-size: 16px; }
.cardx .n { font: 600 13px/1 var(--body); color: var(--muted); margin-bottom: 18px; letter-spacing: .06em; }
a.cardx { transition: border-color .25s; display: block; } a.cardx:hover { border-color: #555; }
a.cardx img { border-radius: 10px; margin-bottom: 18px; aspect-ratio: 16/9; object-fit: cover; width: 100%; }

.faq details { border-top: 1px solid var(--line); padding: 20px 0; max-width: 820px; }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font: 600 18px/1.35 var(--head); letter-spacing: -.02em; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::after { content: "+"; color: var(--muted); font-weight: 400; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin-top: 12px; color: #bdbdbd; max-width: 720px; }

.cta { margin: clamp(70px, 10vw, 130px) 0 clamp(50px, 7vw, 90px); border: 1px solid var(--line); border-radius: 22px; padding: clamp(32px, 6vw, 70px); text-align: center; background: radial-gradient(120% 140% at 50% 0%, #1a1a1a 0%, #050505 60%); }
.cta h2 { margin-bottom: 14px; }
.cta p { color: var(--muted); max-width: 560px; margin: 0 auto 26px; }
.cta .hero-cta { justify-content: center; }

.more { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.more a { border: 1px solid var(--line); border-radius: 999px; padding: 10px 16px; font-size: 14px; color: #cfcfcf; }
.more a:hover { border-color: #666; color: #fff; }

footer { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding: 28px var(--gutter); border-top: 1px solid var(--line); font: 500 12px/1.5 var(--body); letter-spacing: .05em; text-transform: uppercase; color: var(--muted); }
footer nav { display: flex; gap: 20px; flex-wrap: wrap; }
footer a:hover { color: var(--text); }
header .pill { white-space: nowrap; }
@media (max-width: 600px) { header .pill .l { display: none; } }
.wed-clips video, .vid video { width: 100%; height: 100%; object-fit: cover; border-radius: 12px; background: #111; display: block; }
.vid > video { border-radius: 0; }
/* Hochformat-Clip in einer 16:9-Reihe: mittig mit Unschärfe-freiem Schwarz */
.vid.tall video { object-fit: contain; background: #000; }
.r23 { aspect-ratio: 2/3; }
/* Handy: fester Anfrage-Button unten */
.sticky-cta { display: none; }
@media (max-width: 760px) {
  .sticky-cta { display: inline-flex; justify-content: center; position: fixed; z-index: 20; left: 16px; right: 16px; bottom: calc(14px + env(safe-area-inset-bottom)); box-shadow: 0 10px 30px rgba(0,0,0,.6); }
  footer { padding-bottom: 96px; }
}
/* SEO-Links: kleiner und unter den Pflichtseiten */
footer nav.seo { flex-basis: 100%; gap: 6px 18px; margin-top: 4px; padding-top: 14px; border-top: 1px solid rgba(255,255,255,.06); font: 400 10px/1.4 var(--body); letter-spacing: .04em; text-transform: none; color: rgba(255,255,255,.32); }
footer nav.seo a:hover { color: rgba(255,255,255,.7); }