/* ============================================================
   NXT LVL - Web- & VR-App-Entwicklung
   Nur fuer web-vr-entwicklung.html. Absichtlich NICHT in lx.css:
   so bleibt die gemeinsame Cache-Marke aller nxtlvl-Seiten
   unangetastet, wenn hier etwas geaendert wird.
   Namensraum lx-vr-. Werte kommen aus :root von lx.css.
   ============================================================ */

/* -- Referenzkarte: Fenster in den Raum --------------------- */

.lx-vr-card{position:relative;cursor:pointer;padding:0;overflow:hidden}
.lx-vr-card > .lx-c{position:absolute;inset:0;pointer-events:none;z-index:3}

.lx-vr-schirm{
  position:relative;display:block;overflow:hidden;
  aspect-ratio:1500/739;background:#0a0a0a;
  border-bottom:1px solid var(--lx-line,#2f2f2f);
}
.lx-vr-schirm img{
  display:block;width:100%;height:100%;object-fit:cover;
  transition:transform 520ms var(--lx-e,cubic-bezier(.16,1,.3,1)),
             filter 320ms var(--lx-e,cubic-bezier(.16,1,.3,1));
}
/* Feine Bildzeilen, wie sie die Fassung ueberall benutzt */
.lx-vr-schirm::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(to bottom,rgba(0,0,0,.16) 0 1px,transparent 1px 3px);
  opacity:.5;transition:opacity 320ms var(--lx-e,cubic-bezier(.16,1,.3,1));
}
.lx-vr-live{
  position:absolute;top:10px;right:10px;z-index:2;
  display:inline-flex;align-items:center;gap:7px;padding:5px 10px;
  background:rgba(10,10,10,.78);border:1px solid var(--lx-line2,#434343);
  font-family:var(--lx-mono,monospace);font-size:10px;letter-spacing:.14em;
  color:var(--lx-txt,#ececec);text-decoration:none;
  transition:border-color 160ms ease,color 160ms ease,background-color 160ms ease;
}
.lx-vr-live b{width:5px;height:5px;background:var(--lx-akz2,#c11515);border-radius:50%}
.lx-vr-live:hover{border-color:var(--lx-acc2,#fff);color:#fff;background:rgba(10,10,10,.94)}

.lx-vr-txt{padding:20px 22px 22px;display:flex;flex-direction:column;gap:9px}
.lx-vr-txt h3{margin:0}
.lx-vr-rolle{font-family:var(--lx-mono,monospace);font-size:11.5px;letter-spacing:.1em;color:var(--lx-dim,#5c5c5c)}
.lx-vr-mehr{
  display:inline-flex;align-items:center;gap:10px;margin-top:4px;
  font-family:var(--lx-mono,monospace);font-size:11px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--lx-txt,#ececec);
}
.lx-vr-mehr i{
  display:block;width:24px;height:1px;background:var(--lx-line2,#434343);
  transition:width 240ms var(--lx-e,cubic-bezier(.16,1,.3,1)),background-color 240ms ease;
}

@media (hover:hover) and (pointer:fine){
  .lx-vr-card:hover .lx-vr-schirm img{transform:scale(1.035);filter:brightness(1.08)}
  .lx-vr-card:hover .lx-vr-schirm::after{opacity:.24}
  .lx-vr-card:hover .lx-vr-mehr i{width:46px;background:var(--lx-acc2,#fff)}
}
.lx-vr-card:focus-visible{outline:1px solid var(--lx-acc2,#fff);outline-offset:2px}

/* -- Ablaufkacheln ------------------------------------------ */

.lx-vr-steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.lx-vr-step{
  padding:20px 18px 22px;background:var(--lx-panel,#1a1a1a);
  border:1px solid var(--lx-line,#2f2f2f);
}
.lx-vr-step span{
  display:block;font-family:var(--lx-mono,monospace);font-size:10.5px;
  letter-spacing:.2em;color:var(--lx-dim,#5c5c5c);margin-bottom:10px;
}
.lx-vr-step h4{font-family:var(--lx-disp,sans-serif);font-size:15px;margin:0 0 8px;color:var(--lx-txt,#ececec)}
.lx-vr-step p{font-size:13px;line-height:1.62;color:var(--lx-mut,#969696);margin:0}

/* -- Artikel-Overlay ---------------------------------------- */

.lx-vr-ov{
  position:fixed;inset:0;z-index:9800;display:grid;place-items:start center;
  background:rgba(6,6,6,.86);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  opacity:0;visibility:hidden;
  transition:opacity 240ms var(--lx-e,cubic-bezier(.16,1,.3,1)),visibility 0s linear 240ms;
}
.lx-vr-ov.is-auf{opacity:1;visibility:visible;transition-delay:0s}
.lx-vr-box{
  position:relative;width:min(1040px,100%);max-height:100dvh;overflow:auto;
  overscroll-behavior:contain;background:var(--lx-bg,#0f0f0f);
  border-left:1px solid var(--lx-line,#2f2f2f);border-right:1px solid var(--lx-line,#2f2f2f);
  /* Der Riss: der Artikel schneidet sich waagerecht auf */
  clip-path:inset(46% 0 46% 0);
  transition:clip-path 420ms var(--lx-e,cubic-bezier(.16,1,.3,1));
}
.lx-vr-ov.is-auf .lx-vr-box{clip-path:inset(0 0 0 0)}
.lx-vr-bar{
  position:sticky;top:0;z-index:3;display:flex;align-items:center;gap:14px;
  padding:12px 18px;background:rgba(15,15,15,.95);
  border-bottom:1px solid var(--lx-line,#2f2f2f);
  font-family:var(--lx-mono,monospace);font-size:11px;letter-spacing:.16em;
  color:var(--lx-dim,#5c5c5c);
}
.lx-vr-bar .sp{flex:1}

.lx-vr-art{padding:34px clamp(18px,4vw,50px) 70px}
.lx-vr-art h3{
  font-family:var(--lx-disp,sans-serif);font-weight:700;
  font-size:clamp(25px,3.6vw,40px);line-height:1.12;letter-spacing:-.01em;
  color:var(--lx-acc2,#fff);margin:0 0 6px;text-wrap:balance;
}
.lx-vr-art .lx-vr-art-sub{
  font-family:var(--lx-mono,monospace);font-size:11.5px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--lx-dim,#5c5c5c);margin:0 0 26px;
}
.lx-vr-art h4{
  font-family:var(--lx-disp,sans-serif);font-size:clamp(17px,2.2vw,22px);
  color:var(--lx-txt,#ececec);margin:38px 0 12px;
}
.lx-vr-art h4::before{content:"// ";color:var(--lx-dim,#5c5c5c);font-family:var(--lx-mono,monospace);font-size:.8em}
.lx-vr-art p{font-size:15px;line-height:1.76;color:var(--lx-mut,#969696);margin:0 0 15px;max-width:72ch;text-wrap:pretty}
.lx-vr-art p.lx-vr-lead{font-size:16.5px;color:var(--lx-txt,#ececec)}
.lx-vr-art strong{color:var(--lx-acc2,#fff);font-weight:600}
.lx-vr-art ul{list-style:none;margin:0 0 18px;padding:0;display:grid;gap:10px;max-width:72ch}
.lx-vr-art ul li{position:relative;padding-left:26px;font-size:14.5px;line-height:1.68;color:var(--lx-mut,#969696)}
.lx-vr-art ul li::before{
  content:">";position:absolute;left:0;top:0;
  font-family:var(--lx-mono,monospace);color:var(--lx-akz2,#c11515);
}
.lx-vr-art figure{margin:24px 0 30px}
.lx-vr-art figure img{display:block;width:100%;height:auto;border:1px solid var(--lx-line,#2f2f2f)}
.lx-vr-art figcaption{
  margin-top:9px;padding-left:13px;border-left:1px solid var(--lx-line2,#434343);
  font-family:var(--lx-mono,monospace);font-size:11.5px;line-height:1.62;color:var(--lx-dim,#5c5c5c);
}
.lx-vr-art figcaption b{color:var(--lx-txt,#ececec);font-weight:500}
.lx-vr-trio{display:grid;grid-template-columns:1.6fr 1fr .62fr;gap:12px;align-items:end}
.lx-vr-tabwrap{overflow-x:auto}
.lx-vr-tab{width:100%;border-collapse:collapse;margin:6px 0 24px;font-size:13.5px}
.lx-vr-tab th,.lx-vr-tab td{text-align:left;padding:12px 13px;border-bottom:1px solid var(--lx-line,#2f2f2f);vertical-align:top;line-height:1.6}
.lx-vr-tab th{font-family:var(--lx-mono,monospace);font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--lx-dim,#5c5c5c)}
.lx-vr-tab td{color:var(--lx-mut,#969696)}
.lx-vr-tab td:first-child{color:var(--lx-txt,#ececec);white-space:nowrap}
.lx-vr-cta{margin-top:32px;padding:22px 24px;border:1px solid var(--lx-line,#2f2f2f);background:var(--lx-panel,#1a1a1a)}
.lx-vr-cta p{margin:0 0 16px}

body.lx-vr-fest{overflow:hidden}

@media (max-width:900px){.lx-vr-steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){
  .lx-vr-steps{grid-template-columns:1fr}
  .lx-vr-trio{grid-template-columns:1fr}
  .lx-vr-art{padding:28px 16px 58px}
}

@media (prefers-reduced-motion:reduce){
  .lx-vr-schirm img,.lx-vr-mehr i{transition:none}
  .lx-vr-box{clip-path:none;transition:none}
  .lx-vr-ov{transition:opacity 150ms linear,visibility 0s linear 150ms}
}