/* Kliffhaus Hohe Lee – Scroll-Demo. Eigener Look (ausgedachtes Architekturbüro), nicht die Stintwerk-Tokens. */
@font-face { font-family: "Manrope"; src: url("../_fonts/Manrope-VariableFont_wght.woff2") format("woff2"); font-weight: 300 800; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("../_fonts/ibm-plex-mono-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }

:root {
  --tinte: #2b2a27;
  --tinte-70: rgba(43, 42, 39, .7);
  --kreide: #efe9dd;
  --kreide-90: rgba(239, 233, 221, .94);
  --bernstein: #d9a14a;
  --meer: #1d4b58;
  --linie: rgba(22, 34, 42, .18);
  --font: "Manrope", "Instrument Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  --rand: 24px;
}
@media (min-width: 900px) { :root { --rand: 48px; } }

* { box-sizing: border-box; }
html { scroll-behavior: auto; }
body {
  margin: 0; background: #efe9dd; color: var(--tinte);
  font-family: var(--font); font-size: 17px; line-height: 1.5; font-weight: 450;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
p { margin: 0 0 .7em; }

/* Demoleiste wie bei den anderen Mustern */
.muster { position: fixed; top: 0; left: 0; right: 0; z-index: 30; background: var(--tinte); color: var(--kreide); font-size: 12px; font-family: var(--mono); }
.muster .wrap { display: flex; gap: 14px; justify-content: space-between; align-items: center; padding: 7px var(--rand); flex-wrap: wrap; }
.muster a { color: var(--bernstein); text-decoration: none; }
.muster a:hover { text-decoration: underline; }

/* Bühne: eine Leinwand, auf die die Einzelbilder gezeichnet werden */
.buehne { position: fixed; inset: 0; z-index: 0; overflow: hidden; background: #2b2a27 center / cover no-repeat; }
.buehne canvas { display: block; width: 100%; height: 100%; }

/* Ladestand unten mittig, verschwindet, wenn alle Bilder da sind */
.ladestand { position: fixed; left: 50%; bottom: 72px; transform: translateX(-50%); z-index: 20; display: flex; align-items: center; gap: 12px; font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--kreide); text-shadow: 0 1px 2px rgba(0,0,0,.5); transition: opacity .6s; }
.ladestand__balken { display: block; width: 120px; height: 2px; background: rgba(243,240,234,.35); overflow: hidden; }
.ladestand__balken i { display: block; width: 100%; height: 100%; background: var(--kreide); transform: scaleX(0); transform-origin: left; transition: transform .3s; }
.ist-komplett .ladestand { opacity: 0; }
@media (max-width: 760px) { .ladestand { bottom: auto; top: calc(var(--leiste, 34px) + 62px); left: var(--rand); right: auto; transform: none; } .ladestand__balken { width: 80px; } }

/* Ladebildschirm: liegt über allem, bis der Rundgang geladen ist */
#laden { position: fixed; inset: 0; z-index: 40; display: grid; place-items: center; padding: var(--leiste, 34px) var(--rand) 0; background: var(--kreide); color: var(--tinte); transition: opacity .7s ease; }
#laden.ist-weg { opacity: 0; pointer-events: none; }
#laden[hidden] { display: none; }
.laden__inner { max-width: 520px; width: 100%; text-align: left; }
.laden__ort { font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--tinte-70); margin: 0 0 14px; }
.laden__titel { font-size: 44px; font-weight: 800; letter-spacing: -.02em; line-height: 1.02; margin: 0 0 14px; }
.laden__satz { font-size: 16px; margin: 0 0 26px; color: var(--tinte-70); }
.laden__zeile { display: flex; align-items: center; gap: 14px; font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }
.laden__balken { flex: 1; display: block; height: 2px; background: var(--linie); overflow: hidden; }
.laden__balken i { display: block; width: 100%; height: 100%; background: var(--tinte); transform: scaleX(0); transform-origin: left; transition: transform .3s; }
#laden .knopf { margin-top: 24px; }
@media (max-width: 760px) { .laden__titel { font-size: 32px; } .laden__satz { font-size: 15px; } }

/* Kopf: Name links, Zähler rechts */
.kopf { position: fixed; top: calc(var(--leiste, 34px) + 12px); left: var(--rand); right: var(--rand); z-index: 20; display: flex; justify-content: space-between; align-items: flex-start; pointer-events: none; }
.kopf > * { pointer-events: auto; }
.marke { text-decoration: none; display: flex; flex-direction: column; gap: 2px; }
.marke strong { font-weight: 800; letter-spacing: -.01em; font-size: 18px; }
.marke span { font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--tinte-70); }
.zaehler { text-align: right; font-family: var(--mono); font-size: 13px; letter-spacing: .06em; }
.zaehler strong { display: block; font-family: var(--font); font-weight: 700; font-size: 14px; letter-spacing: 0; }

/* Punkte-Navigation rechts */
.punkte { position: fixed; right: var(--rand); top: 50%; transform: translateY(-50%); z-index: 20; display: flex; flex-direction: column; gap: 12px; margin: 0; padding: 0; list-style: none; }
.punkte a { display: block; width: 10px; height: 10px; border-radius: 50%; border: 1.5px solid var(--tinte); box-sizing: border-box; background: transparent; transition: background .25s, transform .25s; }
.punkte a.ist-aktiv { background: var(--tinte); transform: scale(1.3); }
.punkte a:focus-visible { outline: 2px solid var(--bernstein); outline-offset: 3px; }
@media (max-width: 760px) { .punkte { display: none; } }

/* Scroll-Hinweis unten */
#hinweis { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); z-index: 20; font-family: var(--mono); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; display: flex; align-items: center; gap: 10px; transition: opacity .4s; }
#hinweis.ist-weg { opacity: 0; pointer-events: none; }
#hinweis i { display: block; width: 1.5px; height: 34px; background: var(--tinte); animation: tropfen 1.6s ease-in-out infinite; transform-origin: top; }
@keyframes tropfen { 0% { transform: scaleY(0); } 50% { transform: scaleY(1); } 100% { transform: scaleY(0); transform-origin: bottom; } }
@media (prefers-reduced-motion: reduce) { #hinweis i { animation: none; } }

/* Schalter Kamera */
.schalter { position: fixed; left: var(--rand); bottom: 24px; z-index: 20; font: 400 12px/1 var(--mono); letter-spacing: .06em; color: var(--tinte); background: var(--kreide-90); border: 1.5px solid var(--tinte); border-radius: 2px; padding: 9px 14px; cursor: pointer; }
.schalter:hover { border-color: var(--tinte); }
.schalter:focus-visible { outline: 2px solid var(--bernstein); outline-offset: 2px; }

/* Karten: fest positioniert, nur eine sichtbar */
.karten { position: fixed; inset: 0; z-index: 15; pointer-events: none; }
.karte {
  position: absolute; left: var(--rand); right: var(--rand); bottom: 76px;
  max-width: 440px; padding: 24px 26px 22px;
  background: var(--kreide-90); color: var(--tinte); border-radius: 2px; border: 1.5px solid var(--tinte);
  box-shadow: 4px 4px 0 var(--tinte);
  opacity: 0; transform: translateY(18px); visibility: hidden;
  transition: opacity .55s ease, transform .55s ease, visibility 0s linear .55s;
}
.karte.ist-aktiv { opacity: 1; transform: none; visibility: visible; transition-delay: 0s; pointer-events: auto; }
.karte .etikett { font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--tinte-70); margin: 0 0 10px; display: flex; gap: 10px; align-items: center; }
.karte .etikett::before { content: ""; display: block; width: 22px; height: 1.5px; background: var(--bernstein); }
.karte h1, .karte h2 { font-weight: 800; letter-spacing: -.02em; line-height: 1.05; margin: 0 0 10px; font-size: 30px; }
.karte h1 { font-size: 40px; }
.karte p { font-size: 16px; }
.karte .daten { display: grid; grid-template-columns: auto 1fr; gap: 4px 14px; margin: 12px 0 0; padding: 12px 0 0; border-top: 1px solid var(--linie); font-size: 14px; }
.karte .daten dt { font-family: var(--mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--tinte-70); padding-top: 3px; }
.karte .daten dd { margin: 0; }
.karte--start h1 { font-size: 46px; }
.karte--start { bottom: auto; top: 50%; transform: translateY(-50%) translateY(18px); }
.karte--start.ist-aktiv { transform: translateY(-50%); }
.karte--ende { max-width: 560px; bottom: auto; top: 50%; transform: translateY(-50%) translateY(18px); }
.karte--ende.ist-aktiv { transform: translateY(-50%); }
.karte--ende h2 { font-size: 34px; }
.karte--ende ul { margin: 10px 0 14px; padding-left: 18px; font-size: 15px; }
.karte--ende li { margin: 0 0 4px; }
.knopf { display: inline-block; background: var(--tinte); color: var(--kreide); text-decoration: none; font-weight: 700; font-size: 15px; padding: 12px 20px; border-radius: 2px; border: 1.5px solid var(--tinte); margin: 4px 8px 4px 0; }
.knopf:hover { background: #0d151b; }
.knopf--leise { background: transparent; color: var(--tinte); border: 1.5px solid var(--tinte); }
.knopf--leise:hover { background: rgba(22,34,42,.06); }
.karte .klein { font-size: 13px; color: var(--tinte-70); margin: 10px 0 0; }

@media (max-width: 760px) {
  body { font-size: 16px; }
  .muster .wrap { padding: 6px var(--rand); gap: 6px; font-size: 11px; }
  .muster .lang { display: none; }
  .marke strong { font-size: 16px; }
  .zaehler strong { display: none; }
  .karte { bottom: 70px; padding: 18px 18px 16px; max-height: 52vh; overflow: auto; max-width: none; }
  .karte h2 { font-size: 24px; }
  .karte h1, .karte--start h1 { font-size: 32px; }
  .karte p { font-size: 15px; }
  .karte .daten { font-size: 13px; }
  .karte--ende, .karte--start { top: auto; bottom: 70px; transform: translateY(18px); }
  .karte--ende.ist-aktiv, .karte--start.ist-aktiv { transform: none; }
  .karte--ende { max-height: calc(100vh - var(--leiste, 34px) - 140px); }
  .karte--ende h2 { font-size: 24px; }
  .karte--ende ul { font-size: 14px; margin: 8px 0 10px; }
  .karte--ende p { font-size: 14px; }
  .knopf { font-size: 14px; padding: 10px 16px; }
  #hinweis { bottom: 20px; left: auto; right: var(--rand); transform: none; }
  .schalter { bottom: 20px; }
}

/* Scrollstrecke: nur Höhe, unsichtbar */
#strecke { position: relative; z-index: 1; height: 1120vh; }
#strecke > section { height: 160vh; }