/* PipWatch-Produktseite. Grundgeruest wie mva/mva.css; Tokens aus ../c3po42.css, Nacht-Werte aus Marke/BRAND.md */
:root{--nacht:oklch(0.17 0.018 240);--nacht-akzent:#e8944a}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:'IBM Plex Sans',system-ui,sans-serif;font-size:17px;line-height:1.6}
*{box-sizing:border-box}
.wrap{width:min(1120px,calc(100% - 80px));margin:auto}
a{color:var(--accent);text-underline-offset:5px}
a:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}
.mono,.eyebrow,.feature-no{font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.09em}
.skip{position:fixed;top:-100px;left:16px;z-index:100;background:var(--paper);padding:12px}.skip:focus{top:10px}

/* Entwurfshinweis: Warnfarbe nur auf Amber-Flaeche */
.entwurf{margin:0;padding:10px 20px;background:var(--amber-soft);color:var(--ink);font-size:14px;text-align:center;border-bottom:1px solid var(--line)}
.entwurf .mono{color:var(--amber);margin-right:10px;font-weight:500}

.nav{display:flex;align-items:center;justify-content:space-between;padding:28px 0}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink);font-size:25px;font-weight:600;letter-spacing:-.04em;text-decoration:none}
.product-tag{font-size:15px;letter-spacing:0;font-weight:400;color:var(--ink-2)}
nav{display:flex;gap:28px;align-items:center}
nav a{color:var(--ink-2);font-size:15px;text-decoration:none;padding:10px 0}
nav .login{color:var(--accent);font-weight:600}

.eyebrow{color:var(--accent);margin:0 0 22px}
h1{font-size:clamp(38px,4.2vw,60px);line-height:1.06;letter-spacing:-.045em;margin:0 0 24px;font-weight:600}
h1 em{font-style:normal;color:var(--accent)}
h2{font-size:42px;line-height:1.16;letter-spacing:-.035em;font-weight:600;margin:0 0 24px}
h3{font-size:27px;line-height:1.25;letter-spacing:-.025em;font-weight:500;margin:18px 0}
.lead{font-size:20px;line-height:1.55;margin:0 0 26px;max-width:520px}
.fine{font-size:13px;line-height:1.6;color:var(--ink-2);margin-top:18px}
.actions{display:flex;align-items:center;flex-wrap:wrap;gap:16px 26px;margin-top:28px}
.button{display:inline-flex;align-items:center;gap:26px;min-height:52px;border-radius:var(--radius-sm);background:var(--accent);color:var(--surface);padding:15px 22px;font-weight:500;text-decoration:none;font-size:16px}
.button:hover{background:var(--accent-strong)}
.text-link{font-size:15px}

/* Szene: Scroll-Scrub NUR hier (BRAND.md 5, Signature). Hoehe = Scrollstrecke, die Buehne klebt. */
.szene{position:relative;height:340vh}
.szene-buehne{position:sticky;top:0;height:100vh;width:min(1240px,calc(100% - 48px));margin:auto;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.3fr);gap:48px;align-items:center}
.szene h1{font-size:clamp(36px,3.4vw,52px)}
.szene .lead{font-size:18px;margin-bottom:20px}
.szene .actions{margin-top:22px}
.szene-schritte{list-style:none;padding:0;margin:0;border-left:1px solid var(--line)}
.szene-schritte li{padding:7px 0 7px 18px;color:var(--ink-3);font-size:15px;line-height:1.45;transition:color .3s;position:relative}
.szene-schritte li .mono{display:inline-block;width:30px;color:inherit}
.szene-schritte li.aktiv{color:var(--ink)}
.szene-schritte li.aktiv::before{content:"";position:absolute;left:-2px;top:7px;bottom:7px;width:3px;background:var(--accent)}
.szene-bild{margin:0}
.szene-bild canvas{display:block;width:100%;height:auto;aspect-ratio:1200/520;border-radius:var(--radius);background:var(--surface);border:1px solid var(--line)}
.szene-bild figcaption{font-size:11px;color:var(--ink-2);text-align:right;padding-top:8px}
.szene.statisch{height:auto}
.szene.statisch .szene-buehne{position:static;height:auto;padding:24px 0 72px}
.szene.statisch .szene-schritte li{color:var(--ink)}

/* Zahlenband: dunkle Buehne */
.zahlenband{background:var(--nacht);color:var(--surface-2);padding:64px 0}
.zahlenband .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.zahl{font-family:'IBM Plex Mono',monospace;font-weight:500;font-size:44px;line-height:1;margin:0 0 14px;color:var(--nacht-akzent)}
.zahl-label{margin:0;font-size:15px;line-height:1.5;color:var(--line-strong)}

.section{padding-top:112px;padding-bottom:64px}
.section-intro{max-width:560px;margin-bottom:64px}
.section-intro>p:last-child,.feature p{color:var(--ink-2)}
.feature{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:center;margin-bottom:96px}
.feature.reverse{grid-template-columns:1.1fr .9fr}.feature.reverse>div{order:2}
.feature-no{color:var(--ink-2)}

/* Schleifen-Animationen (SVG/SMIL; pipwatch.js pausiert sie ausserhalb des Sichtfelds und bei reduzierter Bewegung) */
.schleife{margin:0;background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.schleife svg{display:block;width:100%;height:auto}
.geraet rect{fill:var(--surface);stroke:var(--line-strong);stroke-width:1.5}
.mono-t{font-family:'IBM Plex Mono',monospace;font-size:13px;letter-spacing:.08em;fill:var(--ink);text-anchor:middle}
.mono-t.hell{fill:var(--surface)}.mono-t.leise{fill:var(--ink-2);font-size:12px}
.marke rect{fill:var(--accent)}
.pfeil{stroke:var(--accent);stroke-width:2;fill:none}
.weg{stroke:var(--line-strong);stroke-width:1.5;stroke-dasharray:6 6;fill:none}
.paket rect{fill:var(--accent)}.buegel{fill:none;stroke:var(--accent);stroke-width:2}
.spur{stroke:var(--line-strong);stroke-width:3}.spur-voll{stroke:var(--accent);stroke-width:3}
.stufe circle{fill:var(--accent);fill-opacity:0;stroke:var(--accent);stroke-width:2}
.stufe .mono-t{font-size:11px}
.bildschirm{fill:var(--ink);stroke:var(--line-strong)}
.pip{fill:var(--surface-3);stroke:var(--accent);stroke-width:3}

/* Anleitung (fire-tv.html) */
.anleitung{padding-top:48px;padding-bottom:72px;max-width:860px}
.anleitung-kopf{max-width:none;margin-bottom:48px}
.anleitung h1{font-size:clamp(32px,3.6vw,48px)}
.hinweis{background:var(--amber-soft);border-left:3px solid var(--amber);padding:14px 18px;border-radius:4px;font-size:16px}
.anleitung-schritte{list-style:none;padding:0;margin:0 0 72px}
.anleitung-schritte>li{display:grid;grid-template-columns:56px 1fr;gap:16px;padding:28px 0;border-top:1px solid var(--line)}
.anleitung-schritte>li>.mono{font-size:14px;color:var(--accent);padding-top:6px}
.anleitung-schritte h2{font-size:24px;margin:0 0 10px;letter-spacing:-.02em}
.anleitung-schritte p{color:var(--ink-2);margin:0 0 10px}
.anleitung-schritte p strong,.anleitung-extra p strong{color:var(--ink);font-weight:500}
.pfad{font-family:'IBM Plex Mono',monospace;font-size:14px;background:var(--surface-2);border:1px solid var(--line);color:var(--ink);padding:1px 7px;border-radius:4px;white-space:nowrap}
.schleife.klein{max-width:560px;margin-top:18px;padding:16px}
.tv-t{font-family:'IBM Plex Sans',sans-serif;font-size:19px;fill:var(--surface-2)}
.tv-t.leise-hell{fill:var(--ink-3)}
.tv-t.dunkel{fill:var(--ink)}
.tv-t.mitte{text-anchor:middle;font-size:16px}
.tv-markiert{fill:var(--surface)}
.tv-meldung{fill:var(--surface-3)}
.zaehler>circle:first-child{fill:var(--accent)}
.zaehler .druck{fill:none;stroke:var(--accent);stroke-width:2}
.tv-zahl{font-family:'IBM Plex Mono',monospace;font-size:28px;font-weight:500;fill:var(--surface);text-anchor:middle}
.anleitung-extra h2{font-size:28px;margin:48px 0 16px}
.anleitung-extra>p{color:var(--ink-2)}

/* Technische Daten */
.daten{margin:0;border-top:1px solid var(--line)}
.daten>div{display:grid;grid-template-columns:240px 1fr;gap:32px;padding:18px 0;border-bottom:1px solid var(--line)}
.daten dt{font-weight:500}
.daten dd{margin:0;color:var(--ink-2)}
.daten dd strong{color:var(--ink);font-weight:500}
.daten code{font-family:'IBM Plex Mono',monospace;font-size:14px;background:var(--surface-2);padding:1px 6px;border-radius:4px;color:var(--ink)}

/* Download */
.pakete{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.pakete th{text-align:left;font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.08em;font-weight:500;color:var(--ink-2);background:var(--surface-2);padding:14px 20px}
.pakete td{padding:18px 20px;border-top:1px solid var(--line);vertical-align:top}
.pakete td:first-child{font-weight:500;white-space:nowrap}
.stand{font-family:'IBM Plex Mono',monospace;font-size:12px;letter-spacing:.08em;color:var(--accent-strong);background:var(--accent-soft);padding:4px 8px;border-radius:4px;white-space:nowrap}

.faq{padding-top:40px;padding-bottom:72px;max-width:780px}
.faq h2{font-size:32px}
.faq details{border-bottom:1px solid var(--line);padding:20px 0}
.faq summary{font-size:18px;font-weight:500;cursor:pointer;min-height:44px;padding-top:8px}
.faq details p{color:var(--ink-2)}
.contact{border-top:1px solid var(--line);padding-top:64px;padding-bottom:72px}
.contact h2{font-size:30px}.contact>a{font-size:24px}
footer{display:flex;justify-content:space-between;gap:30px;padding:25px 0;border-top:1px solid var(--line);font-size:13px;color:var(--ink-2)}
footer div{display:flex;gap:24px;align-items:center;flex-wrap:wrap}

@media(max-width:900px){
  .wrap{width:calc(100% - 40px)}
  nav>a:not(.login){display:none}
  .brand{font-size:21px}
  .szene{height:300vh}
  .szene-buehne{width:calc(100% - 40px);grid-template-columns:1fr;gap:16px;align-content:center}
  .szene-text .eyebrow,.szene-text .actions,.szene-text .fine{display:none}
  .szene-text .lead{font-size:16px;margin-bottom:14px}
  h1{font-size:32px;margin-bottom:12px}
  .szene-schritte li:not(.aktiv){display:none}
  .szene-schritte li{min-height:4.4em}
  .szene.statisch .szene-text .actions{display:flex}
  .szene.statisch .szene-text .fine{display:block}
  .szene.statisch .szene-schritte li{display:block;min-height:0}
  .szene-bild{order:2}
  .zahlenband .wrap{grid-template-columns:1fr 1fr}
  .zahl{font-size:32px}
  .section{padding-top:64px;padding-bottom:32px}
  h2{font-size:32px}
  .feature,.feature.reverse{grid-template-columns:1fr;gap:24px;margin-bottom:56px}
  .feature.reverse>div{order:0}
  .section-intro{margin-bottom:40px}
  .daten>div{grid-template-columns:1fr;gap:4px}
  .pakete thead{display:none}
  .pakete,.pakete tbody,.pakete tr,.pakete td{display:block}
  .pakete tr{padding:14px 16px;border-top:1px solid var(--line)}
  .pakete tr:first-child{border-top:0}
  .pakete td{padding:2px 0;border:0}
  .contact h2{font-size:26px}.contact>a{font-size:20px}
  .anleitung{padding-top:24px}
  .anleitung-schritte>li{grid-template-columns:1fr;gap:4px}
  .pfad{white-space:normal}
  footer{flex-direction:column;gap:0}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.szene-schritte li{transition:none}}