/* ==========================================================================
   115° · Prisma (V4) — öffentliche Seiten von 115grad.com
   Gekapselt unter body.prisma. Wird niemals im Portal geladen.
   Grundlage: Paket „115grad-Prisma-Claude“ (Stand 6. November 2026).
   ========================================================================== */

.prisma {
  --nacht: #080e15;
  --papier: #f9f6f1;
  --tinte: #121313;
  --gedaempft: #4a4a46;
  --hell-gedaempft: #c7ccd2;
  --linie: #9b9993;
  --linie-fein: #d1ccc4;
  --grad: #ff4419;
  --breite: 1560px;
  --rand: clamp(20px, 5.5vw, 92px);
  --abstand: clamp(24px, 3.1vw, 52px);
  --schrift: Arial, Helvetica, sans-serif;
  --marke: "Space Grotesk", Arial, Helvetica, sans-serif;
}
.prisma, .prisma *, .prisma *::before, .prisma *::after { box-sizing: border-box; }
body.prisma { margin: 0; background: var(--papier); color: var(--tinte); font: 400 1rem/1.45 var(--schrift); -webkit-font-smoothing: antialiased; }
.prisma h1, .prisma h2, .prisma h3, .prisma p, .prisma figure { margin: 0; }
.prisma h1, .prisma h2, .prisma h3 { line-height: 1.02; letter-spacing: -.045em; font-weight: 700; }
.prisma a { color: inherit; text-decoration: none; }
.prisma a:hover { text-decoration: underline; text-underline-offset: .19em; }
.prisma a:focus-visible, .prisma summary:focus-visible, .prisma button:focus-visible,
.prisma input:focus-visible, .prisma select:focus-visible, .prisma textarea:focus-visible { outline: 3px solid currentColor; outline-offset: 5px; }
.prisma img { display: block; max-width: 100%; height: auto; }
.prisma .rahmen, .prisma .wrap { width: min(calc(100% - 2 * var(--rand)), var(--breite)); margin-inline: auto; }
.prisma .skip { position: fixed; top: 0; left: 1rem; z-index: 50; transform: translateY(-120%); background: var(--papier); color: var(--tinte); padding: .6rem 1rem; }
.prisma .skip:focus { transform: translateY(0); }
.prisma .sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.prisma .alias { display: block; scroll-margin-top: 24px; }
.prisma [id] { scroll-margin-top: 24px; }

/* ---------- Kopf & Marke ---------- */
.prisma .auftakt, .prisma .fuss { background: var(--nacht); color: #fff; }
.prisma .kopf { position: relative; z-index: 3; display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: clamp(68px, 6vw, 96px); }
.prisma .wortmarke { font: 700 clamp(32px, 2.9vw, 46px)/1 var(--marke); letter-spacing: -.04em; white-space: nowrap; }
.prisma .wortmarke:hover { text-decoration: none; }
.prisma .wortmarke sup { font-size: .53em; vertical-align: top; position: relative; top: -.02em; margin-left: .04em; color: var(--grad); }
.prisma .kopf nav, .prisma .fuss nav { display: flex; flex-wrap: wrap; align-items: center; gap: clamp(16px, 2.5vw, 42px); }
.prisma .kopf nav a[aria-current="page"] { text-decoration: underline; text-underline-offset: .3em; }
.prisma .menue { display: none; }
.prisma .menue summary { cursor: pointer; font-weight: 700; list-style: none; }
.prisma .menue summary::-webkit-details-marker { display: none; }

/* ---------- Startseite: Hero mit Prisma ---------- */
.prisma .hero { position: relative; display: grid; align-items: center; isolation: isolate; min-height: clamp(510px, 49vw, 830px); }
.prisma .bildwelt { position: absolute; inset: 0; overflow: hidden; z-index: -1; }
.prisma .bildwelt img { width: 100%; height: 100%; object-fit: contain; }
.prisma .hero-inhalt { padding-block: clamp(52px, 6.5vw, 110px); }
.prisma .hero h1 { font-size: clamp(64px, 6.5vw, 112px); }
.prisma .hero-inhalt > p { max-width: 30ch; font-size: clamp(20px, 1.65vw, 28px); line-height: 1.32; margin-block: 24px 32px; }

/* ---------- Schaltflächen & Textlinks ---------- */
.prisma .aktion, .prisma .button { display: inline-flex; align-items: center; gap: .4em; min-height: 48px; background: var(--papier); color: var(--tinte); padding: 13px 21px; font: 700 1rem/1.2 var(--schrift); border: 0; border-radius: 0; cursor: pointer; }
.prisma .aktion:hover, .prisma .button:hover { text-decoration: underline; text-underline-offset: .2em; }
.prisma .dunkel, .prisma .papier .button, .prisma .section .button { background: var(--nacht); color: #fff; }
.prisma .button.secondary { background: transparent; color: inherit; box-shadow: inset 0 0 0 1px currentColor; }
.prisma .button[disabled] { opacity: .6; cursor: default; }
.prisma .textlink, .prisma .text-link, .prisma .section-link { display: inline-block; text-decoration: underline; text-underline-offset: .22em; margin-top: 24px; font-weight: 400; }

/* ---------- Papierbereich: Bänder ---------- */
.prisma .papier { background: var(--papier); color: var(--tinte); }
.prisma .paar { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--abstand); }
.prisma .bereiche { padding-block: clamp(40px, 4.5vw, 78px); border-bottom: 1px solid var(--linie); }
.prisma .bereiche h2, .prisma .produkte h3, .prisma .band h2 { font-size: clamp(30px, 3.05vw, 54px); }
.prisma .papier p { font-size: clamp(17px, 1.45vw, 24px); }
.prisma .bereiche p, .prisma .produkt p { margin-top: .65em; }
.prisma .produkte { padding-block: clamp(42px, 4.6vw, 80px); }
.prisma .produkte > h2 { font-size: clamp(44px, 4.6vw, 80px); margin-bottom: clamp(27px, 2.9vw, 48px); }
.prisma .produkt { display: grid; height: 100%; grid-template-rows: auto auto 1fr; }
.prisma .produkt:hover { text-decoration: none; }
.prisma .produkt:hover h3 { text-decoration: underline; text-underline-offset: .14em; }
.prisma .produkt img { width: 100%; height: auto; margin-top: clamp(16px, 1.6vw, 28px); aspect-ratio: 8 / 5; object-fit: contain; align-self: end; }
.prisma .band { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: var(--abstand); padding-block: clamp(40px, 4.6vw, 80px); border-top: 1px solid var(--linie); }
.prisma .band > div > p + p { margin-top: 1em; }
.prisma .band p { max-width: 52ch; }
.prisma .schritte { display: grid; gap: 0; }
.prisma .schritt { display: grid; grid-template-columns: 3.2em minmax(0, 1fr); gap: 0 1em; padding-block: 18px; border-bottom: 1px solid var(--linie-fein); }
.prisma .schritt:first-child { padding-top: 0; }
.prisma .schritt .nr { font-size: clamp(15px, 1.1vw, 18px); color: var(--gedaempft); padding-top: .35em; }
.prisma .schritt h3 { font-size: clamp(22px, 1.8vw, 30px); }
.prisma .schritt p { grid-column: 2; margin-top: .45em; font-size: clamp(16px, 1.2vw, 19px) !important; color: var(--gedaempft); }
.prisma .signatur { font-weight: 700; font-size: 1rem !important; margin-top: 1.4em; }
.prisma .faq details, .prisma .section details { padding-block: 14px; border-bottom: 1px solid var(--linie-fein); }
.prisma .faq details:first-child { padding-top: 0; }
.prisma summary { cursor: pointer; font-weight: 700; font-size: clamp(17px, 1.3vw, 21px); }
.prisma details p { margin-top: 10px; font-size: 1rem !important; color: var(--gedaempft); max-width: 62ch; }

/* ---------- Unterseiten: Einstieg ---------- */
.prisma .seitenkopf { padding-block: clamp(48px, 6vw, 110px) clamp(52px, 6vw, 104px); }
.prisma .breadcrumb { display: inline-block; font-size: 15px; color: var(--hell-gedaempft); margin-bottom: clamp(24px, 3vw, 44px); }
.prisma .seitenkopf .eyebrow { color: var(--hell-gedaempft); }
.prisma .seitenkopf h1 { font-size: clamp(46px, 5.6vw, 96px); max-width: 22ch; }
.prisma .seitenkopf h1 em { font-style: normal; color: inherit; }
.prisma .seitenkopf .hero-lead { max-width: 38ch; font-size: clamp(19px, 1.6vw, 26px); line-height: 1.34; margin-block: 24px 32px; color: #fff; }
.prisma .seitenkopf .actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* ---------- Unterseiten: Abschnitte aus dem Bestand ---------- */
.prisma .section { padding-block: clamp(42px, 4.8vw, 84px); border-top: 1px solid var(--linie); }
.prisma main > .section:first-of-type, .prisma .papier > .section:first-child { border-top: 0; }
.prisma .eyebrow { font-size: 14px; letter-spacing: .02em; color: var(--gedaempft); margin-bottom: 18px; }
.prisma .section h2 { font-size: clamp(32px, 3.6vw, 64px); max-width: 20ch; }
.prisma .section .intro { max-width: 46ch; font-size: clamp(17px, 1.45vw, 24px); margin-top: 22px; color: var(--tinte); }
.prisma .service-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--abstand); margin-top: clamp(32px, 3.4vw, 56px); }
.prisma .service-grid.two, .prisma .service-grid.four { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.prisma .service { border-top: 1px solid var(--linie); padding-top: 22px; }
.prisma .service .number { font-size: 14px; color: var(--gedaempft); margin-bottom: 16px; }
.prisma .service h3 { font-size: clamp(24px, 2vw, 34px); }
.prisma .service p { margin-top: 14px; font-size: clamp(16px, 1.2vw, 19px); color: var(--gedaempft); }
.prisma .service .examples { font-size: 14px; color: var(--tinte); }
.prisma .service .section-link { margin-top: 18px; }
.prisma .product-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(36px, 4vw, 64px) var(--abstand); margin-top: clamp(32px, 3.4vw, 56px); }
.prisma .product { display: flex; flex-direction: column; }
.prisma .product figure { order: 2; margin-top: clamp(16px, 1.6vw, 26px); }
.prisma .product figure img { width: 100%; height: auto; }
.prisma .product figcaption { font-size: 13px; color: var(--gedaempft); margin-top: 8px; }
.prisma .product-body { order: 1; }
.prisma .product .label { font-size: 14px; color: var(--gedaempft); margin-bottom: 10px; }
.prisma .product h3 { font-size: clamp(30px, 3.05vw, 54px); }
.prisma .product .project-title { font-size: clamp(17px, 1.45vw, 24px); margin-top: .5em; }
.prisma .product .description { font-size: clamp(16px, 1.15vw, 18px); color: var(--gedaempft); margin-top: 12px; max-width: 58ch; }
.prisma .tags { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 14px; font-size: 14px; color: var(--gedaempft); }
.prisma .tags span + span::before { content: "· "; }
.prisma .product .text-link { margin-top: 14px; }

/* Ablauf-Schritte aus dem Bestand */
.prisma .steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--abstand); margin-top: clamp(32px, 3.4vw, 56px); }
.prisma .step { border-top: 1px solid var(--linie); padding-top: 22px; }
.prisma .step .number { font-size: 14px; color: var(--gedaempft); margin-bottom: 16px; }
.prisma .step h3 { font-size: clamp(24px, 2vw, 34px); }
.prisma .step p { margin-top: 14px; font-size: clamp(16px, 1.2vw, 19px); color: var(--gedaempft); }
.prisma .step .result { color: var(--tinte); font-size: 15px; border-top: 1px solid var(--linie-fein); padding-top: 12px; }

/* ---------- Kontakt & Formular ---------- */
.prisma .contact-grid { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: var(--abstand); }
.prisma .contact-copy h2 { font-size: clamp(30px, 3.05vw, 54px); }
.prisma .contact-copy p { margin-top: 18px; max-width: 40ch; }
.prisma .contact-copy .email { display: inline-block; margin-top: 24px; text-decoration: underline; text-underline-offset: .22em; font-size: clamp(17px, 1.45vw, 24px); }
.prisma .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.prisma .field { display: flex; flex-direction: column; gap: 7px; font-size: 14px; font-weight: 700; min-width: 0; }
.prisma .field.full { grid-column: 1 / -1; }
.prisma .contact-form input, .prisma .contact-form select, .prisma .contact-form textarea { width: 100%; min-height: 48px; border: 1px solid var(--linie); border-radius: 0; background: #fff; color: var(--tinte); padding: 12px; font: 400 16px/1.4 var(--schrift); }
.prisma .contact-form textarea { min-height: 150px; resize: vertical; }
.prisma .contact-form input:focus, .prisma .contact-form select:focus, .prisma .contact-form textarea:focus { border-color: var(--tinte); }
.prisma .form-note { font-size: 13px !important; color: var(--gedaempft); margin-top: 14px; max-width: 70ch; }
.prisma .form-note a { text-decoration: underline; }
.prisma .contact-form .actions { margin-top: 22px; }
.prisma .form-status { margin-top: 14px; font-size: 15px !important; }
.prisma .form-status.is-success { color: #1f6b3a; }
.prisma .form-status.is-error, .prisma .field-error { color: #b42318; }
.prisma .field-error { font-size: 13px; font-weight: 400; }
.prisma .field.has-error input, .prisma .field.has-error select, .prisma .field.has-error textarea { border-color: #b42318; outline: 1px solid #b42318; }
.prisma .error-summary { display: none; border: 1px solid #b42318; background: #fff4f2; color: #7a1a10; padding: 14px 16px; margin-bottom: 20px; font-size: 15px; }
.prisma .error-summary.is-visible { display: block; }
.prisma .error-summary ul { margin: 8px 0 0; padding-left: 20px; }
.prisma .error-summary a { text-decoration: underline; }
.prisma .hp-field { position: absolute; left: -9999px; top: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ---------- Fuß ---------- */
.prisma .fuss { padding-block: clamp(40px, 4vw, 64px) 28px; }
.prisma .fuss-karte { display: grid; grid-template-columns: 1.2fr repeat(3, minmax(0, 1fr)); gap: var(--abstand); padding-bottom: 32px; border-bottom: 1px solid #2a333d; }
.prisma .fuss-karte strong { display: block; margin-bottom: 10px; font-size: 15px; }
.prisma .fuss-karte a { display: block; margin-top: 7px; color: var(--hell-gedaempft); font-size: 15px; }
.prisma .fuss-karte a:hover { color: #fff; }
.prisma .fuss .wortmarke { font-size: clamp(32px, 2.6vw, 42px); }
.prisma .fuss-leiste { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 14px 22px; padding-top: 22px; font-size: 14px; color: var(--hell-gedaempft); }
.prisma .fuss-leiste nav { gap: 12px 24px; }

/* ---------- Desktop ---------- */
@media (min-width: 701px) {
  .prisma.start .auftakt { position: relative; }
  .prisma.start .kopf { position: absolute; inset: 0 0 auto; min-height: 8.6vw; }
  .prisma.start .wortmarke { font-size: clamp(32px, 3.7vw, 72px); }
  .prisma.start .kopf nav { font-size: clamp(15px, 1.56vw, 30px); gap: 3vw; }
  .prisma .hero { aspect-ratio: 1672 / 941; min-height: 0; align-items: start; }
  .prisma .hero-inhalt { padding-block: 11.9vw 2vw; }
  .prisma .hero h1 { font-size: 6.85vw; line-height: .98; }
  .prisma .hero-inhalt > p { width: 33vw; max-width: none; font-size: clamp(16px, 1.87vw, 48px); line-height: 1.3; margin-block: 1.65vw 3vw; }
  .prisma .hero .aktion { font-size: clamp(15px, 1.62vw, 40px); padding: .95vw 1.85vw; }
  .prisma.unterseite .kopf nav { font-size: clamp(15px, 1.25vw, 22px); }
}
@media (max-width: 1000px) {
  .prisma .service-grid, .prisma .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .prisma .fuss-karte { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ---------- Mobil ---------- */
@media (max-width: 700px) {
  .prisma .kopf nav.desktop { display: none; }
  .prisma .menue { display: block; }
  .prisma .menue summary { padding: 10px 0 10px 12px; font-size: 17px; }
  .prisma .menue nav { position: absolute; inset: 100% 0 auto; display: grid; gap: 0; background: var(--nacht); border-bottom: 1px solid #42505b; z-index: 10; }
  .prisma .menue nav a { padding: 12px var(--rand); font-size: 17px; }
  .prisma .hero { display: flex; flex-direction: column; align-items: stretch; min-height: auto; }
  .prisma .hero-inhalt { order: 0; padding-block: 32px 0; }
  .prisma .hero h1 { font-size: clamp(44px, 10.3vw, 70px); }
  .prisma .hero-inhalt > p { max-width: 32ch; font-size: 19px; margin-block: 18px 24px; }
  .prisma .bildwelt { position: relative; inset: auto; order: 1; z-index: 0; width: 100%; aspect-ratio: 1152 / 796; margin-top: 16px; }
  .prisma .paar, .prisma .band, .prisma .contact-grid, .prisma .steps, .prisma .service-grid, .prisma .service-grid.two, .prisma .service-grid.four, .prisma .product-grid, .prisma .form-grid { grid-template-columns: 1fr; }
  .prisma .bereiche, .prisma .produkte, .prisma .band, .prisma .section { padding-block: 36px; }
  .prisma .produkte .paar { gap: 32px; }
  .prisma .seitenkopf h1 { font-size: clamp(40px, 10vw, 60px); }
  .prisma .fuss-karte { grid-template-columns: 1fr; }
  .prisma .fuss nav { gap: 12px 20px; }
}
@media (prefers-reduced-motion: reduce) { .prisma { scroll-behavior: auto; } }

/* ==========================================================================
   V4.1 · Bewegung & Technik — Blickwinkel als Leitmotiv
   Progressive Enhancement: Startzustände nur mit html.fx (gesetzt durch prisma.js).
   prefers-reduced-motion: alles statisch und sofort sichtbar.
   ========================================================================== */
@font-face { font-family: "Space Grotesk"; font-style: normal; font-weight: 700; font-display: swap;
  src: url("/assets/v4/space-grotesk-700.woff2") format("woff2"); }
.prisma { --kopf-h: clamp(68px, 6vw, 96px); --weich: cubic-bezier(.16, 1, .3, 1);
  --spektrum: linear-gradient(100deg, #ff4419 0%, #ffb21a 18%, #f9f6f1 36%, #6fd3ff 58%, #8b7bff 80%, #ff4419 100%); }
html:has(body.prisma) { scroll-behavior: smooth; scroll-padding-top: calc(var(--kopf-h, 80px) + 12px); }
.prisma ::selection { background: var(--grad); color: #fff; }

/* ---------- Seitenübergänge (View Transitions, Chromium/Safari) ---------- */
@view-transition { navigation: auto; }
.prisma .kopfbereich { view-transition-name: kopf; }
::view-transition-old(root) { animation: vt-raus .32s cubic-bezier(.4, 0, 1, 1) both; }
::view-transition-new(root) { animation: vt-rein .55s cubic-bezier(.16, 1, .3, 1) both; }
@keyframes vt-raus { to { opacity: 0; transform: translateY(-14px); } }
@keyframes vt-rein { from { opacity: 0; transform: translateY(22px); } }

/* ---------- Kopfbereich: fixiert, Glas beim Scrollen, weicht beim Lesen ---------- */
.prisma .kopfbereich { position: fixed; inset: 0 0 auto; z-index: 40; color: #fff;
  transition: background-color .45s ease, backdrop-filter .45s ease, transform .6s var(--weich), box-shadow .45s ease; }
.prisma .kopfbereich .kopf { position: relative; inset: auto; min-height: var(--kopf-h); }
.prisma .kopfbereich.ist-gescrollt { background: rgba(8, 14, 21, .86); -webkit-backdrop-filter: blur(18px) saturate(150%); backdrop-filter: blur(18px) saturate(150%); box-shadow: 0 1px 0 rgba(255,255,255,.06); }
.prisma .kopfbereich.ist-versteckt { transform: translateY(-101%); }
.prisma .auftakt { padding-top: var(--kopf-h); }
.prisma .kopf nav a { position: relative; }
.prisma .kopf nav.desktop a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: right; transition: transform .5s var(--weich); }
.prisma .kopf nav.desktop a:hover { text-decoration: none; }
.prisma .kopf nav.desktop a:hover::after, .prisma .kopf nav.desktop a[aria-current="page"]::after { transform: scaleX(1); transform-origin: left; }
.prisma .kopf nav.desktop a[aria-current="page"] { text-decoration: none; }
.prisma .wortmarke sup { display: inline-block; transition: transform .9s var(--weich); }
.prisma .wortmarke:hover sup { transform: rotate(115deg); }
@media (min-width: 701px) {
  .prisma.start .auftakt { padding-top: 0; }
  .prisma.start .kopfbereich .kopf { min-height: 8.6vw; }
  .prisma.start .kopfbereich.ist-gescrollt .kopf { min-height: var(--kopf-h); }
  .prisma.start .kopfbereich .wortmarke { transition: font-size .5s var(--weich); }
  .prisma.start .kopfbereich.ist-gescrollt .wortmarke { font-size: clamp(30px, 2.6vw, 42px); }
  .prisma.start .kopfbereich.ist-gescrollt nav.desktop { font-size: clamp(15px, 1.2vw, 20px); }
}

/* ---------- Hero: Prisma mit Tiefe und Spektrallicht (Bild bleibt pixelgenau) ---------- */
.prisma .bildwelt { perspective: 1400px; }
.prisma .bildwelt picture { display: block; width: 100%; height: 100%; }
.prisma .bildwelt img { transform-origin: 62% 55%; will-change: transform;
  transform: translate3d(0, var(--parallaxe, 0px), 0) rotateX(var(--neigung-x, 0deg)) rotateY(var(--neigung-y, 0deg)) scale(var(--zoom, 1)); }
.prisma .spektrum, .prisma .lichtpunkt { position: absolute; inset: 0; pointer-events: none; mix-blend-mode: screen; }
.prisma .spektrum { opacity: 0; background: linear-gradient(105deg, transparent 38%, rgba(255,68,25,.0) 41%, rgba(255,178,26,.22) 44%, rgba(255,255,255,.28) 46%, rgba(111,211,255,.24) 48%, rgba(139,123,255,.18) 50%, transparent 54%);
  background-size: 260% 100%; background-position: 120% 0;
  -webkit-mask-image: radial-gradient(ellipse 48% 60% at 66% 52%, #000 30%, transparent 75%); mask-image: radial-gradient(ellipse 48% 60% at 66% 52%, #000 30%, transparent 75%); }
.fx .prisma .spektrum { opacity: 1; animation: spektrum-lauf 7.5s cubic-bezier(.45, 0, .2, 1) 1.4s infinite; }
@keyframes spektrum-lauf { 0% { background-position: 120% 0; } 55%, 100% { background-position: -20% 0; } }
.prisma .lichtpunkt { opacity: 0; transition: opacity .8s ease;
  background: radial-gradient(520px circle at var(--licht-x, 70%) var(--licht-y, 50%), rgba(140, 200, 255, .16), rgba(255, 68, 25, .05) 40%, transparent 70%); }
.prisma .hero.licht-an .lichtpunkt { opacity: 1; }

/* Titel, Text und Knopf erscheinen gestaffelt */
.prisma .hero h1 .zeile { display: block; overflow: hidden; padding-bottom: .04em; margin-bottom: -.04em; }
.prisma .hero h1 .zeile > span { display: inline-block; }
.fx .prisma .hero h1 .zeile > span { animation: zeile-rein 1.25s var(--weich) both; }
.fx .prisma .hero h1 .zeile:nth-child(2) > span { animation-delay: .12s; }
.fx .prisma .hero-inhalt > p { animation: sanft-rein 1.1s var(--weich) .38s both; }
.fx .prisma .hero-inhalt > .aktion { animation: sanft-rein 1.1s var(--weich) .52s both; }
.fx .prisma .bildwelt img { animation: prisma-rein 2.2s var(--weich) both; }
@keyframes zeile-rein { from { transform: translateY(105%); } }
@keyframes sanft-rein { from { opacity: 0; transform: translateY(18px); } }
@keyframes prisma-rein { from { opacity: 0; filter: blur(14px); } }

/* Hauptknopf: Lichtkante */
.prisma .aktion, .prisma .button { position: relative; overflow: hidden; isolation: isolate; transition: transform .5s var(--weich), box-shadow .5s var(--weich); }
.prisma .aktion::before, .prisma .button::before { content: ""; position: absolute; inset: 0; z-index: -1; background: var(--spektrum); opacity: 0; transition: opacity .5s ease; }
.prisma .aktion::after, .prisma .button::after { content: ""; position: absolute; inset: 1.5px; z-index: -1; background: inherit; }
.prisma .aktion:hover, .prisma .button:hover { text-decoration: none; transform: translateY(-2px); box-shadow: 0 18px 40px -18px rgba(111, 211, 255, .55); }
.prisma .aktion:hover::before, .prisma .button:hover::before { opacity: 1; }

/* ---------- Einblenden beim Scrollen ---------- */
.fx .prisma [data-zeigen] { opacity: 0; transform: translate3d(0, 34px, 0); transition: opacity 1s var(--weich), transform 1.1s var(--weich); transition-delay: var(--verzug, 0s); }
.fx .prisma [data-zeigen].ist-da { opacity: 1; transform: none; }
.fx .prisma .band, .fx .prisma .section, .fx .prisma .bereiche { border-color: transparent; position: relative; }
.fx .prisma .band::before, .fx .prisma .section::before { content: ""; position: absolute; left: 0; right: 0; top: -1px; height: 1px; background: var(--linie); transform: scaleX(0); transform-origin: left; transition: transform 1.4s var(--weich); }
.fx .prisma .band.linie-da::before, .fx .prisma .section.linie-da::before { transform: scaleX(1); }
.fx .prisma .bereiche::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px; background: var(--linie); transform: scaleX(0); transform-origin: left; transition: transform 1.4s var(--weich) .2s; }
.fx .prisma .bereiche.linie-da::after { transform: scaleX(1); }
.prisma .section { position: relative; }

/* ---------- Bereiche & Produkte ---------- */
.prisma .bereiche h2 a { background: linear-gradient(currentColor, currentColor) 0 100% / 0 2px no-repeat; transition: background-size .6s var(--weich); }
.prisma .bereiche h2 a:hover { text-decoration: none; background-size: 100% 2px; }
.prisma .produkt { perspective: 1200px; }
.prisma .produkt picture { display: block; position: relative; margin-top: clamp(16px, 1.6vw, 28px); border-radius: 2px; transform: rotateX(var(--kipp-x, 0deg)) rotateY(var(--kipp-y, 0deg)); transition: transform .7s var(--weich), box-shadow .7s var(--weich); }
.prisma .produkt picture img { margin-top: 0; }
.prisma .produkt picture::after { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .6s ease;
  background: radial-gradient(600px circle at var(--glanz-x, 50%) var(--glanz-y, 0%), rgba(255,255,255,.35), transparent 55%); mix-blend-mode: soft-light; }
.prisma .produkt:hover picture { box-shadow: 0 40px 70px -40px rgba(8, 14, 21, .45); }
.prisma .produkt:hover picture::after { opacity: 1; }
.prisma .product figure img { transition: transform 1s var(--weich); }
.prisma .product figure { overflow: hidden; }
.prisma .product:hover figure img { transform: scale(1.025); }

/* ---------- Über 115°: der Blickwinkel öffnet sich ---------- */
.prisma .ueber { align-items: center; }
.prisma .ueber-lead { font-size: clamp(24px, 2.3vw, 40px) !important; line-height: 1.15; letter-spacing: -.03em; margin-block: .6em .7em !important; font-weight: 700; max-width: 20ch !important; }
.prisma .ueber-text p + p { margin-top: 1em; }
.prisma .fakten { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin: clamp(28px, 3vw, 44px) 0 0; padding-top: 22px; border-top: 1px solid var(--linie-fein); }
.prisma .fakten dt { font-size: 14px; color: var(--gedaempft); order: 2; }
.prisma .fakten div { display: flex; flex-direction: column; gap: 4px; }
.prisma .fakten dd { margin: 0; font: 700 clamp(36px, 3.6vw, 60px)/1 var(--marke); letter-spacing: -.04em; font-variant-numeric: tabular-nums; }
.prisma .fakten dd sup { font-size: .5em; vertical-align: top; color: var(--grad); }
.prisma .winkel { position: relative; margin: 0; }
.prisma .winkel-svg { width: 100%; height: auto; overflow: visible; }
.prisma .winkel-svg line, .prisma .winkel-svg path { fill: none; stroke-linecap: round; }
.prisma .w-basis { stroke: var(--tinte); stroke-width: 2; }
.prisma .w-rechts { stroke: var(--linie); stroke-width: 1.5; stroke-dasharray: 4 7; }
.prisma .w-rechts-label { font: 400 15px var(--schrift); fill: var(--gedaempft); }
.prisma .w-bogen { stroke: var(--grad); stroke-width: 2; }
.prisma .w-strahl { stroke: var(--tinte); stroke-width: 2; }
.prisma .w-punkt { fill: var(--grad); }
.prisma .winkel-zahl { position: absolute; right: 0; top: 4%; font: 700 clamp(64px, 8vw, 150px)/.9 var(--marke); letter-spacing: -.05em; font-variant-numeric: tabular-nums; }
.prisma .winkel-zahl sup { font-size: .5em; vertical-align: top; color: var(--grad); }
.prisma .winkel-zahl.klein { font-size: clamp(28px, 2.6vw, 44px); right: 0; top: 8%; color: #fff; }

/* Unterseiten: Winkelmotiv im dunklen Einstieg */
.prisma .seitenkopf { position: relative; }
.prisma .seiten-winkel { position: absolute; right: 0; top: 50%; width: min(30vw, 420px); transform: translateY(-46%); pointer-events: none; opacity: .9; }
.prisma .seiten-winkel svg { width: 100%; height: auto; overflow: visible; }
.prisma .seiten-winkel .w-basis, .prisma .seiten-winkel .w-strahl { stroke: #f9f6f1; }
.prisma .seiten-winkel .w-rechts { stroke: #5b6672; }
.prisma .seiten-winkel line, .prisma .seiten-winkel path { fill: none; stroke-linecap: round; stroke-width: 1.5; }
.fx .prisma .seiten-winkel .w-basis, .fx .prisma .seiten-winkel .w-strahl, .fx .prisma .seiten-winkel .w-bogen, .fx .prisma .seiten-winkel .w-rechts { stroke-dasharray: 400; stroke-dashoffset: 400; animation: strich 1.8s var(--weich) forwards; }
.fx .prisma .seiten-winkel .w-rechts { animation-delay: .2s; stroke-dasharray: 400; }
.fx .prisma .seiten-winkel .w-strahl { animation-delay: .55s; }
.fx .prisma .seiten-winkel .w-bogen { animation-delay: 1s; }
.fx .prisma .seiten-winkel .winkel-zahl { animation: sanft-rein 1s var(--weich) 1.3s both; }
.fx .prisma .seitenkopf > :not(.seiten-winkel) { animation: sanft-rein 1s var(--weich) both; }
.fx .prisma .seitenkopf h1 { animation-delay: .1s !important; }
.fx .prisma .seitenkopf .hero-lead { animation-delay: .22s !important; }
.fx .prisma .seitenkopf .actions { animation-delay: .34s !important; }
@keyframes strich { to { stroke-dashoffset: 0; } }

/* Formularfelder: ruhiger Fokus */
.prisma .contact-form input, .prisma .contact-form select, .prisma .contact-form textarea { transition: border-color .3s ease, box-shadow .3s ease; }
.prisma .contact-form input:focus, .prisma .contact-form select:focus, .prisma .contact-form textarea:focus { box-shadow: 0 0 0 4px rgba(111, 211, 255, .25); outline: none; }
.prisma .contact-form input:focus-visible, .prisma .contact-form select:focus-visible, .prisma .contact-form textarea:focus-visible { outline: 2px solid var(--tinte); outline-offset: 2px; }

/* Scroll-Fortschritt im Spektrum */
.prisma .fortschritt { position: fixed; inset: 0 0 auto; height: 2px; z-index: 60; background: var(--spektrum); transform-origin: 0 50%; transform: scaleX(var(--fortschritt, 0)); pointer-events: none; }

@media (max-width: 1000px) { .prisma .seiten-winkel { display: none; } }
@media (max-width: 700px) {
  .prisma .ueber { grid-template-columns: 1fr; }
  .prisma .winkel { max-width: 380px; }
  .prisma .fakten dd { font-size: 40px; }
  .prisma .kopfbereich.ist-versteckt { transform: none; }
}
@media (hover: none) { .prisma .lichtpunkt { display: none; } }
@media (prefers-reduced-motion: reduce) {
  html:has(body.prisma) { scroll-behavior: auto; }
  @view-transition { navigation: none; }
  .fx .prisma [data-zeigen] { opacity: 1 !important; transform: none !important; transition: none !important; }
  .fx .prisma .band::before, .fx .prisma .section::before, .fx .prisma .bereiche::after { transform: none !important; transition: none !important; }
  .prisma *, .prisma *::before, .prisma *::after { animation: none !important; }
  .fx .prisma .seiten-winkel line, .fx .prisma .seiten-winkel path { stroke-dashoffset: 0 !important; }
  .prisma .spektrum, .prisma .lichtpunkt { display: none; }
  .prisma .bildwelt img { transform: none !important; }
  .prisma .kopfbereich.ist-versteckt { transform: none; }
}

/* ==========================================================================
   V5 · Eine durchgehende Seite: Bau & Digital, Einsatzfelder, Produkte
   ========================================================================== */
.prisma .kapitel { padding-block: clamp(56px, 6vw, 110px); }
.prisma .kapitel-kopf { max-width: 980px; }
.prisma .kapitel-kopf .eyebrow { margin-bottom: 20px; }
.prisma .kapitel-kopf h2 { font-size: clamp(44px, 5.2vw, 92px); line-height: 1; }
.prisma .kapitel-kopf.schmal h2 { font-size: clamp(44px, 4.6vw, 80px); }
.prisma .gedimmt { color: var(--gedaempft); }
.prisma .kapitel-lead { max-width: 46ch; margin-top: 24px !important; font-size: clamp(18px, 1.55vw, 26px) !important; line-height: 1.38; }
.prisma .kapitel-kopf .aktion { margin-top: 30px; }
.prisma .produkte { border-top: 1px solid var(--linie); }
.prisma .produkte .kapitel-kopf { margin-bottom: clamp(32px, 3.6vw, 60px); }

/* Leistungen */
.prisma .leistungen { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--abstand); margin-top: clamp(48px, 5vw, 88px); }
.prisma .leistung { border-top: 1px solid var(--linie); padding-top: 22px; }
.prisma .leistung .nr, .prisma .reiter .nr { font: 700 14px/1 var(--marke); color: var(--grad); letter-spacing: .02em; }
.prisma .leistung h3 { font-size: clamp(24px, 2vw, 34px); margin-top: 16px; }
.prisma .leistung p { font-size: clamp(16px, 1.2vw, 19px) !important; color: var(--gedaempft); margin-top: 12px; }
.prisma .leistung .beispiele { font-size: 14px !important; color: var(--tinte); }

/* Einsatzfelder als Reiter */
.prisma .einsatz { margin-top: clamp(64px, 6.5vw, 120px); }
.prisma .einsatz-titel { font-size: clamp(30px, 3.05vw, 54px); max-width: 18ch; }
.prisma .reiterleiste { display: none; }
.fx .prisma .reiterleiste { display: flex; flex-wrap: wrap; gap: 0 clamp(18px, 3vw, 48px); margin-top: clamp(26px, 2.6vw, 40px); border-bottom: 1px solid var(--linie); }
.prisma .reiter { position: relative; display: inline-flex; align-items: baseline; gap: 10px; background: none; border: 0; padding: 16px 0 18px; font: 700 clamp(18px, 1.5vw, 24px)/1.2 var(--schrift); letter-spacing: -.02em; color: var(--gedaempft); cursor: pointer; transition: color .3s ease; }
.prisma .reiter:hover, .prisma .reiter[aria-selected="true"] { color: var(--tinte); }
.prisma .reiter::after { content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: var(--tinte); transform: scaleX(0); transform-origin: left; transition: transform .6s var(--weich); }
.prisma .reiter[aria-selected="true"]::after { transform: scaleX(1); }
.prisma .reiter:focus-visible { outline: 3px solid var(--tinte); outline-offset: 4px; }
.prisma .feld { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: var(--abstand); padding-top: clamp(32px, 3.4vw, 56px); scroll-margin-top: calc(var(--kopf-h) + 90px); }
.prisma .feld + .feld { border-top: 1px solid var(--linie-fein); margin-top: clamp(32px, 3.4vw, 56px); }
.fx .prisma .feld + .feld { border-top: 0; margin-top: 0; }
.fx .prisma .feld[hidden] { display: none; }
.fx .prisma .feld.wechselt { animation: feld-rein .7s var(--weich) both; }
@keyframes feld-rein { from { opacity: 0; transform: translateY(14px); } }
.prisma .feld:focus-visible { outline: 2px dashed var(--linie); outline-offset: 8px; }
.prisma .feld-label { font-size: 14px !important; color: var(--gedaempft); }
.prisma .feld h4 { font-size: clamp(28px, 2.6vw, 46px); line-height: 1.04; letter-spacing: -.04em; margin: 12px 0 0; }
.prisma .feld-kopf > p:last-child { margin-top: 16px; max-width: 40ch; }
.prisma .feld-liste { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; }
.prisma .feld-liste li { padding-block: 18px; border-bottom: 1px solid var(--linie-fein); }
.prisma .feld-liste li:first-child { padding-top: 0; }
.prisma .feld-liste h5 { margin: 0; font-size: clamp(19px, 1.5vw, 24px); letter-spacing: -.02em; }
.prisma .feld-liste p { font-size: clamp(16px, 1.15vw, 18px) !important; color: var(--gedaempft); margin-top: 6px; }
.prisma .feld-hinweis { grid-column: 2; font-size: 15px !important; color: var(--gedaempft); margin-top: -4px; }
.prisma .feld-hinweis a, .prisma a.inline { text-decoration: underline; text-underline-offset: .2em; color: var(--tinte); }

/* Produkte: alle vier */
.prisma .produkt-raster { row-gap: clamp(48px, 5vw, 88px); }
.prisma .produkt-karte { display: flex; flex-direction: column; }
.prisma .produkt-label { font-size: 14px !important; color: var(--gedaempft); margin: 0 0 10px !important; }
.prisma .produkt-text { font-size: clamp(16px, 1.15vw, 18px) !important; color: var(--gedaempft); margin-top: 18px; max-width: 58ch; }
.prisma .produkt-karte .tags { margin-top: 12px; }
.prisma .produkt-karte .textlink { margin-top: 14px; align-self: flex-start; }

/* Aktiver Abschnitt im Menü (Scrollspy) */
.prisma .kopf nav.desktop a.ist-aktiv::after { transform: scaleX(1); transform-origin: left; }

@media (max-width: 1000px) {
  .prisma .leistungen { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .prisma .feld { grid-template-columns: 1fr; }
  .prisma .feld-hinweis { grid-column: 1; }
}
@media (max-width: 700px) {
  .prisma .leistungen { grid-template-columns: 1fr; }
  .prisma .kapitel { padding-block: 44px; }
  .fx .prisma .reiterleiste { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; -webkit-overflow-scrolling: touch; }
  .fx .prisma .reiterleiste::-webkit-scrollbar { display: none; }
  .prisma .reiter { white-space: nowrap; }
}
@media (prefers-reduced-motion: reduce) { .fx .prisma .feld.wechselt { animation: none; } }

/* ==========================================================================
   V6 · Hinweis auf Sonnenstudien im Abschnitt Bau & Digital
   ========================================================================== */
.prisma .sonnen-teaser { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, .9fr); align-items: stretch; margin-top: clamp(48px, 5vw, 88px); background: var(--nacht); color: #fff; overflow: hidden; border-radius: 2px; isolation: isolate; }
.prisma .sonnen-teaser:hover { text-decoration: none; }
.prisma .st-text { display: flex; flex-direction: column; justify-content: center; gap: 14px; padding: clamp(28px, 3.4vw, 60px); }
.prisma .st-label { font-size: 14px; color: #ffb21a; letter-spacing: .02em; }
.prisma .st-titel { font: 700 clamp(36px, 3.8vw, 66px)/1 var(--marke); letter-spacing: -.045em; }
.prisma .st-lead { max-width: 38ch; font-size: clamp(17px, 1.3vw, 21px); line-height: 1.4; color: #dfe3e7; }
.prisma .st-link { margin-top: 8px; font-weight: 700; text-decoration: underline; text-underline-offset: .22em; }
.prisma .st-link span { display: inline-block; transition: transform .5s var(--weich); }
.prisma .sonnen-teaser:hover .st-link span { transform: translateX(6px); }
.prisma .st-bild { position: relative; display: block; min-height: 280px; background: var(--papier); }
.prisma .st-bild img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 55% 45%; transition: transform 1.4s var(--weich), opacity 1s ease; }
.prisma .st-bild .st-heat { opacity: 0; mix-blend-mode: multiply; }
.prisma .sonnen-teaser:hover .st-bild img { transform: scale(1.04); }
.prisma .sonnen-teaser:hover .st-heat { opacity: .8; }
@media (max-width: 700px) {
  .prisma .sonnen-teaser { grid-template-columns: 1fr; }
  .prisma .st-bild { min-height: 0; aspect-ratio: 4 / 3; order: -1; }
}

/* ==========================================================================
   11. 11. 2026 · Wechsel zu 115° studio: hebt sich vom Menü ab
   ========================================================================== */
.prisma .marke-wechsel { position: relative; isolation: isolate; display: inline-flex; align-items: center; gap: .42em; padding: .62em 1.05em .62em .95em; border-radius: 999px; font: 400 max(14px, .74em)/1 var(--schrift); color: #fff; white-space: nowrap; background: rgba(255,255,255,.05); box-shadow: inset 0 0 0 1px rgba(255,255,255,.3); transition: background-color .4s ease, box-shadow .4s ease, transform .5s var(--weich); }
.prisma .marke-wechsel::before { content: ""; position: absolute; inset: 0; z-index: -1; border-radius: inherit; padding: 1px; background: var(--spektrum); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask: linear-gradient(#000 0 0) content-box exclude, linear-gradient(#000 0 0); opacity: 0; transition: opacity .45s ease; }
.prisma .kopf nav.desktop a.marke-wechsel::after { display: none; }
.prisma .marke-wechsel:hover { text-decoration: none; background: rgba(255,255,255,.09); box-shadow: inset 0 0 0 1px transparent; transform: translateY(-1px); }
.prisma .marke-wechsel:hover::before { opacity: 1; }
.prisma .mw-hinweis { color: var(--hell-gedaempft); }
.prisma .mw-marke { font: 700 1.16em/1 var(--marke); letter-spacing: -.03em; color: #fff; }
.prisma .mw-marke sup { font-size: .55em; vertical-align: top; position: relative; top: -.05em; margin-left: .03em; color: var(--grad); }
.prisma .mw-marke .mw-studio { margin-left: .12em; opacity: .88; }
.prisma .mw-pfeil { display: inline-block; color: var(--hell-gedaempft); transition: transform .5s var(--weich), color .3s ease; }
.prisma .marke-wechsel:hover .mw-pfeil { transform: translate(2px, -2px); color: #fff; }
.prisma .kopf nav.desktop .marke-wechsel { margin-left: clamp(4px, .8vw, 16px); }
@media (max-width: 700px) {
  .prisma .menue nav a.marke-wechsel { justify-self: start; margin: 14px var(--rand) 18px; padding: 13px 18px; font-size: 16px; }
}
@media (prefers-reduced-motion: reduce) { .prisma .marke-wechsel, .prisma .mw-pfeil { transition: none; } }

/* ==========================================================================
   12. 11. 2026 · Hinweis auf GLT-Modernisierung im Abschnitt Bau & Digital
   ========================================================================== */
.prisma .sonnen-teaser + .sonnen-teaser { margin-top: clamp(16px, 1.6vw, 24px); }
.prisma .glt-teaser .st-bild { background: var(--nacht); }
.prisma .glt-teaser .st-bild img, .prisma .glt-teaser .st-video { object-position: 50% 50%; }
.prisma .glt-teaser .st-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 1.4s var(--weich); }
.prisma .glt-teaser:hover .st-video { transform: scale(1.04); }
@media (prefers-reduced-motion: reduce) { .prisma .glt-teaser .st-video { display: none; } }