/* ==========================================================================
   forSprung · Site Styles
   Theme: dark only (bewusst, wie bisher). Akzentfarbe zentral in --accent.
   Radius-System: Buttons = Pill, Karten = 20px, Inputs = nur Unterstrich.
   Z-Index-Skala: canvas 0 · content 1 · grain 5 · mobile menu 45 · nav 50
                  cookie 60 · modal 70 · spark 90 · loader 100
   ========================================================================== */

:root {
  /* ÄNDERE HIER DIE AKZENTFARBE (auch --accent-rgb anpassen) */
  --accent: #00aeff;
  --accent-rgb: 0 174 255;
  --accent-hover: #3cc2ff;
  --on-accent: #04121c;
  --neon-accent: var(--accent); /* Alias für ältere Stellen */

  --bg: #0a0b0d;
  --bg-rgb: 10 11 13;
  --surface: #111317;
  --surface-2: #15181d;
  --line: rgb(255 255 255 / 0.08);
  --line-strong: rgb(255 255 255 / 0.16);
  --text: #eef1f4;
  --text-2: #a7afb9;
  --text-3: #868e99;
  --danger: #ff8a8a;

  --font-sans: 'Geist Variable', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono: 'Geist Mono Variable', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  --radius: 20px;
  --nav-h: 72px;
  --gutter: clamp(16px, 4vw, 48px);
  --shell: 1400px;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* --------------------------------------------------------------------------
   Base
   -------------------------------------------------------------------------- */
[hidden] { display: none !important; }

html {
  background: var(--bg);
  color-scheme: dark;
  scroll-padding-top: var(--nav-h);
  -webkit-text-size-adjust: 100%;
}
html:not(.lenis) { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

::selection { background: var(--accent); color: var(--on-accent); }

a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

main, .site-footer { position: relative; z-index: 1; }
main:focus { outline: none; }

.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 120;
  padding: 0.7rem 1.1rem;
  border-radius: 999px;
  background: var(--accent);
  color: var(--on-accent);
  font-weight: 600;
  transform: translateY(-160%);
  transition: transform 0.3s var(--ease-out);
}
.skip-link:focus { transform: translateY(0); }

/* Lenis (offizielles CSS) */
html.lenis, html.lenis body { height: auto; }
.lenis:not(.lenis-autoToggle).lenis-stopped { overflow: clip; }
.lenis [data-lenis-prevent],
.lenis [data-lenis-prevent-wheel],
.lenis [data-lenis-prevent-touch],
.lenis [data-lenis-prevent-vertical],
.lenis [data-lenis-prevent-horizontal] { overscroll-behavior: contain; }
.lenis.lenis-smooth iframe { pointer-events: none; }

/* --------------------------------------------------------------------------
   Hintergrund: WebGL + Grain
   -------------------------------------------------------------------------- */
#canvas-container {
  position: fixed;
  inset: 0;
  height: 100vh;
  height: 100lvh;
  z-index: 0;
  pointer-events: none;
}
#hashtag-canvas { display: block; width: 100%; height: 100%; }

.grain {
  position: fixed;
  inset: 0;
  z-index: 5;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.9 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* --------------------------------------------------------------------------
   Loader (nur mit JS + Motion). CSS-Failsafe blendet ihn nach 7s sicher aus.
   -------------------------------------------------------------------------- */
#loader { display: none; }
html.js.motion #loader {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  background: var(--bg);
  animation: loader-failsafe 0.4s 7s forwards;
}
@keyframes loader-failsafe { to { opacity: 0; visibility: hidden; } }

.loader__mark { width: 68px; height: auto; fill: var(--accent); overflow: visible; }
.loader__mark polygon { transform-box: fill-box; transform-origin: 50% 100%; }
.loader__count {
  position: absolute;
  right: var(--gutter);
  bottom: calc(var(--gutter) * 0.75);
  font-family: var(--font-mono);
  font-size: clamp(3rem, 9vw, 7.5rem);
  font-weight: 250;
  letter-spacing: -0.06em;
  line-height: 1;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.95rem;
  font-weight: 560;
  line-height: 1;
  letter-spacing: -0.005em;
  white-space: nowrap;
  transition: background-color 0.3s, color 0.3s, border-color 0.3s, scale 0.2s var(--ease-out);
  -webkit-tap-highlight-color: transparent;
}
.btn:active { scale: 0.97; }
.btn--sm { padding: 0.62rem 1.05rem; font-size: 0.85rem; }
.btn--lg { padding: 1.05rem 1.6rem; font-size: 1rem; }
.btn--block { width: 100%; }

.btn--primary { background: var(--accent); color: var(--on-accent); }
.btn--primary:hover { background: var(--accent-hover); }
.btn--primary:disabled { opacity: 0.6; cursor: progress; }

.btn--ghost {
  color: var(--text);
  border-color: var(--line-strong);
  background: rgb(255 255 255 / 0.03);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.btn--ghost:hover { border-color: rgb(255 255 255 / 0.38); background: rgb(255 255 255 / 0.07); }

.btn--outline { color: var(--text); border-color: var(--line-strong); }
.btn--outline:hover { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }

.btn__icon { width: 1.1em; height: 1.1em; fill: currentColor; transition: transform 0.45s var(--ease-out); }
.btn:hover .btn__icon { transform: translateX(3px); }

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  height: var(--nav-h);
  border-bottom: 1px solid transparent;
  transition: background-color 0.4s, border-color 0.4s;
}
.nav.is-scrolled {
  background: rgb(var(--bg-rgb) / 0.72);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: var(--line);
}
.nav.is-menu { background: transparent; border-bottom-color: transparent; -webkit-backdrop-filter: none; backdrop-filter: none; }

.nav__inner {
  position: relative;
  height: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.nav__logo { display: block; width: 124px; flex-shrink: 0; }
.nav__logo img { width: 100%; height: auto; display: block; }

.nav__links { display: none; }
.nav__link {
  position: relative;
  display: inline-block;
  padding: 0.5rem 0;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-2);
  transition: color 0.3s;
}
.nav__link::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: 0.2rem;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.5s var(--ease-out);
}
.nav__link:hover { color: var(--text); }
.nav__link:hover::after { transform: scaleX(1); transform-origin: left; }

.nav__actions { display: flex; align-items: center; gap: 0.9rem; }
.nav__actions .lang-switch,
#nav-contact-btn { display: none; }

.nav__burger {
  position: relative;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  margin-right: -10px;
}
.nav__burger span {
  position: absolute;
  left: 10px;
  width: 24px;
  height: 1.5px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.5s var(--ease-out), top 0.5s var(--ease-out);
}
.nav__burger span:nth-child(1) { top: 17px; }
.nav__burger span:nth-child(2) { top: 25px; }
.nav__burger[aria-expanded="true"] span:nth-child(1) { top: 21px; transform: rotate(45deg); }
.nav__burger[aria-expanded="true"] span:nth-child(2) { top: 21px; transform: rotate(-45deg); }

@media (min-width: 640px) {
  #nav-contact-btn { display: inline-flex; }
}
@media (min-width: 1024px) {
  .nav__logo { width: 136px; }
  .nav__links {
    display: flex;
    gap: 2.25rem;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
  }
  .nav__actions .lang-switch { display: inline-flex; }
  .nav__burger { display: none; }
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 44px;
  padding: 0 0.25rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--text-3);
}
.lang-switch--lg { font-size: 1rem; }
.lang-opt { transition: color 0.3s; }
.lang-opt.active { color: var(--accent); }
.lang-switch:hover .lang-opt:not(.active) { color: var(--text); }
.lang-sep { opacity: 0.5; }

/* Mobile Menu */
.mmenu {
  position: fixed;
  inset: 0;
  z-index: 45;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: calc(var(--nav-h) + 2.5rem) var(--gutter) calc(2rem + env(safe-area-inset-bottom));
  background: var(--bg);
}
.mmenu__nav { display: flex; flex-direction: column; gap: 0.35rem; }
.mmenu__link {
  display: block;
  font-size: clamp(2.6rem, 12vw, 4.5rem);
  font-weight: 620;
  line-height: 1.05;
  letter-spacing: -0.045em;
  text-transform: uppercase;
  transition: color 0.3s;
}
.mmenu__link:hover, .mmenu__link:focus-visible { color: var(--accent); }
.mmenu__foot { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }

/* --------------------------------------------------------------------------
   Typo-Bausteine
   -------------------------------------------------------------------------- */
.section { position: relative; padding-block: clamp(5rem, 11vw, 9.5rem); }
.section--tight { padding-block: clamp(4rem, 8vw, 7rem); }

.h-section {
  margin: 0 0 clamp(2.5rem, 5vw, 4.5rem);
  font-size: clamp(2.6rem, 6.6vw, 6rem);
  font-weight: 650;
  line-height: 0.94;
  letter-spacing: -0.045em;
  text-transform: uppercase;
}
.h-section--md { font-size: clamp(2rem, 4.6vw, 4rem); }

.label {
  margin: 0 0 1.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 450;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-3);
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  padding-top: var(--nav-h);
  padding-bottom: clamp(3.5rem, 10vh, 6rem);
}
.hero__inner { position: relative; z-index: 1; }

.hero__title {
  margin: 0;
  font-size: clamp(3.4rem, 15vw, 10.5rem);
  font-weight: 600;
  line-height: 0.88;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}
.hero__line { display: block; white-space: nowrap; }
.hero__line--muted { color: var(--text-3); }
.hero__line .char { display: inline-block; }

.hero__sub {
  margin: clamp(1.4rem, 3vw, 2.25rem) 0 0;
  max-width: 33rem;
  font-size: clamp(1.05rem, 1.35vw, 1.3rem);
  line-height: 1.5;
  color: var(--text-2);
}
.hero__ctas { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 2.25rem; }

.hero__fallback {
  display: none;
  position: absolute;
  z-index: 0;
  left: 50%;
  top: calc(var(--nav-h) + 4vh);
  height: 30vh;
  width: auto;
  transform: translateX(-50%);
  opacity: 0.85;
}
html.no-webgl .hero__fallback { display: block; }

@media (min-width: 768px) {
  .hero__title { font-size: clamp(3.4rem, 10.4vw, 10.5rem); }
}
/* Querformat: Text links, Hashtag rechts. Hochformat (Tablet/Phone): Hashtag oben, Text unten */
@media (min-width: 768px) and (min-aspect-ratio: 21/20) {
  .hero { align-items: center; padding-bottom: 0; }
  .hero__sub { max-width: min(33rem, 46vw); }
  .hero__fallback {
    left: auto;
    right: 7vw;
    top: 50%;
    height: min(58vh, 560px);
    transform: translateY(-50%);
  }
}

/* --------------------------------------------------------------------------
   Kunden / Logo Loop
   -------------------------------------------------------------------------- */
.clients {
  position: relative;
  padding-block: clamp(2.5rem, 5vw, 3.75rem);
  border-block: 1px solid var(--line);
  background: rgb(var(--bg-rgb) / 0.78);
}
.logo-loop {
  position: relative;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 9%, #000 91%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0, #000 9%, #000 91%, transparent 100%);
}
.logo-loop__track {
  display: flex;
  align-items: center;
  gap: clamp(3rem, 6vw, 5.5rem);
  width: max-content;
  margin: 0;
  padding: 0.5rem 0;
  list-style: none;
  will-change: transform;
}
.logo-loop__item { flex-shrink: 0; display: flex; align-items: center; height: 48px; }
.logo-loop__item img {
  height: var(--h, 32px);
  width: auto;
  filter: brightness(0) invert(1);
  opacity: 0.55;
  transition: opacity 0.35s;
}
.logo-loop__item:hover img { opacity: 1; }

/* Ohne Motion: statisches, umbrechendes Logo-Raster */
html:not(.motion) .logo-loop { -webkit-mask-image: none; mask-image: none; }
html:not(.motion) .logo-loop__track {
  width: auto;
  flex-wrap: wrap;
  justify-content: center;
  row-gap: 1.75rem;
  padding-inline: var(--gutter);
}

/* --------------------------------------------------------------------------
   Kompetenzen / Magic Bento
   -------------------------------------------------------------------------- */
.bento {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
.bento__spotlight {
  position: absolute;
  left: 0; top: 0;
  width: 760px; height: 760px;
  margin: -380px 0 0 -380px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 3;
  opacity: 0;
  mix-blend-mode: screen;
  background: radial-gradient(circle, rgb(var(--accent-rgb) / 0.13) 0%, rgb(var(--accent-rgb) / 0.05) 25%, transparent 62%);
  will-change: transform, opacity;
}

.bento-card {
  --glow-x: 50%;
  --glow-y: 50%;
  --glow-intensity: 0;
  --glow-radius: 280px;
  position: relative;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 360px;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--surface) 0%, #0c0e11 100%);
  transform-style: preserve-3d;
}
.bento-card::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(460px circle at var(--glow-x) var(--glow-y), rgb(var(--accent-rgb) / calc(var(--glow-intensity) * 0.09)), transparent 60%);
}
.bento-card::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 4;
  padding: 1px;
  border-radius: inherit;
  pointer-events: none;
  background: radial-gradient(var(--glow-radius) circle at var(--glow-x) var(--glow-y),
    rgb(var(--accent-rgb) / calc(var(--glow-intensity) * 0.95)) 0%,
    rgb(var(--accent-rgb) / calc(var(--glow-intensity) * 0.35)) 32%,
    transparent 62%);
  -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);
}

.bento-card__visual {
  position: absolute;
  inset: 0 0 auto 0;
  height: 60%;
  z-index: -1;
  -webkit-mask-image: linear-gradient(180deg, #000 50%, transparent 100%);
  mask-image: linear-gradient(180deg, #000 50%, transparent 100%);
}
.bento-card__visual canvas { display: block; width: 100%; height: 100%; }
.bento-card__tag {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.25s;
  pointer-events: none;
}

.bento-card__body { position: relative; padding: clamp(1.35rem, 2vw, 1.85rem); }
.bento-card__title {
  margin: 0 0 0.6rem;
  font-size: clamp(1.25rem, 1.55vw, 1.5rem);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.025em;
  transition: color 0.35s;
}
.bento-card__desc { margin: 0; max-width: 46ch; font-size: 0.925rem; line-height: 1.55; color: var(--text-2); }
.bento-card:hover .bento-card__title { color: var(--accent); }

.bento-card--xl .bento-card__visual { height: 74%; }
.bento-card--xl .bento-card__title { font-size: clamp(1.6rem, 2.5vw, 2.4rem); }
.bento-card--xl .bento-card__desc { font-size: 1rem; }

.bento-ripple {
  position: absolute;
  width: 20px; height: 20px;
  margin: -10px 0 0 -10px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 3;
  background: radial-gradient(circle, rgb(var(--accent-rgb) / 0.35) 0%, rgb(var(--accent-rgb) / 0.12) 35%, transparent 70%);
}

@media (min-width: 768px) {
  .bento { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .bento-card--xl { grid-column: span 2; min-height: 440px; }
}
@media (min-width: 1200px) {
  .bento {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-auto-rows: minmax(370px, auto);
  }
  .bento-card { min-height: 0; }
  .bento-card:nth-child(1) { grid-column: 1; grid-row: 1; }
  .bento-card:nth-child(2) { grid-column: 2; grid-row: 1; }
  .bento-card:nth-child(3) { grid-column: 3 / span 2; grid-row: 1 / span 2; }
  .bento-card:nth-child(4) { grid-column: 1 / span 2; grid-row: 2 / span 2; }
  .bento-card:nth-child(5) { grid-column: 3; grid-row: 3; }
  .bento-card:nth-child(6) { grid-column: 4; grid-row: 3; }
  .bento-card--xl { min-height: 0; }
}

/* --------------------------------------------------------------------------
   Services (Zeilen mit richtungsabhängigem Hover)
   -------------------------------------------------------------------------- */
.service-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.service-row {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: grid;
  gap: 0.85rem;
  padding: clamp(1.75rem, 3.5vw, 2.75rem) clamp(0.25rem, 1.5vw, 1.25rem);
  border-bottom: 1px solid var(--line);
}
.service-row__fill {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgb(var(--accent-rgb) / 0.12), rgb(var(--accent-rgb) / 0.02) 70%);
  transform: translateY(101%);
}
.service-row__title {
  margin: 0;
  font-size: clamp(2rem, 4.6vw, 4.1rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.045em;
  transition: translate 0.7s var(--ease-out), color 0.4s;
}
.service-row__desc { margin: 0; max-width: 44ch; font-size: 1rem; line-height: 1.55; color: var(--text-2); }
.service-row:hover .service-row__title { color: var(--accent); translate: 0.6rem 0; }

@media (min-width: 768px) {
  .service-row {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
    align-items: center;
    gap: 2.5rem;
  }
}

/* --------------------------------------------------------------------------
   Referenzen (horizontaler Pan auf Desktop, Scroll-Snap auf Touch)
   -------------------------------------------------------------------------- */
.refs {
  position: relative;
  overflow-x: clip;
  padding-block: clamp(5rem, 10vw, 8rem) clamp(4rem, 8vw, 6rem);
}
.refs__head .h-section { margin-bottom: 1.1rem; }
.refs__intro { margin: 0 0 clamp(2rem, 4vw, 3rem); max-width: 40ch; font-size: clamp(1rem, 1.3vw, 1.2rem); color: var(--text-2); }

.refs__viewport {
  overflow-x: auto;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  scroll-padding-inline: var(--gutter);
  scrollbar-width: none;
}
.refs__viewport::-webkit-scrollbar { display: none; }
.refs__track {
  display: flex;
  gap: 14px;
  width: max-content;
  margin: 0;
  padding: 0 var(--gutter) 0.5rem;
  list-style: none;
}

.ref-card {
  --mx: 50%;
  --my: -30%;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 3rem;
  width: min(84vw, 440px);
  min-height: 380px;
  padding: clamp(1.5rem, 2.4vw, 2.25rem);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(160deg, var(--surface-2) 0%, #0c0e11 100%);
  scroll-snap-align: start;
}
.ref-card::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: radial-gradient(rgb(255 255 255 / 0.14) 1px, transparent 1.5px);
  background-size: 16px 16px;
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at 100% 0%, #000 0%, transparent 72%);
  mask-image: radial-gradient(ellipse 90% 80% at 100% 0%, #000 0%, transparent 72%);
}
.ref-card::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(420px circle at var(--mx) var(--my), rgb(var(--accent-rgb) / 0.16), transparent 60%);
  opacity: 0;
  transition: opacity 0.45s;
}
.ref-card:hover::after { opacity: 1; }
.ref-card:hover { border-color: rgb(var(--accent-rgb) / 0.35); }
.ref-card { transition: border-color 0.45s; }

.ref-card__client { margin: 0; display: flex; align-items: center; min-height: 56px; }
.ref-card__client img { height: var(--h, 40px); width: auto; filter: brightness(0) invert(1); }
.ref-card__client--word { font-size: 2.75rem; font-weight: 800; letter-spacing: -0.05em; line-height: 1; }
.ref-card__kicker { margin: 0 0 0.7rem; font-size: 1.2rem; font-weight: 600; line-height: 1.25; letter-spacing: -0.02em; color: var(--text); }
.ref-card__desc { margin: 0; font-size: 0.95rem; line-height: 1.55; color: var(--text-2); }

.refs__progress { display: none; }

/* Desktop + Motion: gepinnter horizontaler Pan (Klasse kommt aus JS) */
.refs--pan { padding-block: 0; }
.refs--pan .refs__pin {
  height: 100vh;
  height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: var(--nav-h);
}
.refs--pan .refs__viewport { overflow: visible; scroll-snap-type: none; }
.refs--pan .refs__track { padding-left: max(var(--gutter), calc((100vw - var(--shell)) / 2 + var(--gutter))); padding-right: var(--gutter); }
.refs--pan .ref-card { width: clamp(330px, 29vw, 440px); min-height: clamp(300px, 42vh, 400px); }
.refs--pan .refs__progress { display: block; margin-top: clamp(1.5rem, 4vh, 2.5rem); }
.refs__progress-bar {
  display: block;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), rgb(var(--accent-rgb) / 0.2));
  transform: scaleX(0);
  transform-origin: left;
}

/* Ohne Motion auf Desktop: einfaches Raster */
@media (min-width: 1024px) {
  html:not(.motion) .refs__viewport { overflow: visible; }
  html:not(.motion) .refs__track {
    width: auto;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    max-width: var(--shell);
    margin-inline: auto;
  }
  html:not(.motion) .ref-card { width: auto; }
}

/* --------------------------------------------------------------------------
   Kontakt
   -------------------------------------------------------------------------- */
.contact {
  border-top: 1px solid var(--line);
  background: linear-gradient(180deg, rgb(var(--bg-rgb) / 0.35) 0%, rgb(var(--bg-rgb) / 0.88) 45%);
}
.contact__grid { display: grid; gap: 3.5rem; }
.contact__title {
  width: min-content;
  margin: 0 0 1.75rem;
  font-size: clamp(3.4rem, 9.2vw, 8.75rem);
  font-weight: 720;
  line-height: 0.88;
  letter-spacing: -0.035em;
  color: var(--accent);
  white-space: normal;
}
.contact__title .word { display: inline-block; white-space: nowrap; }
.contact__sub { margin: 0 0 2.75rem; max-width: 36ch; font-size: clamp(1.05rem, 1.4vw, 1.25rem); line-height: 1.5; color: var(--text-2); }

.contact__mail {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding-bottom: 0.4rem;
  font-size: clamp(1.2rem, 2vw, 1.65rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  border-bottom: 1px solid rgb(var(--accent-rgb) / 0.55);
  transition: border-color 0.3s, color 0.3s;
}
.contact__mail svg { width: 1.1em; height: 1.1em; fill: var(--accent); }
.contact__mail:hover { color: var(--accent); border-color: var(--accent); }
.contact__addr { margin: 1.5rem 0 0; font-size: 0.95rem; color: var(--text-2); }
.contact__legal { display: flex; flex-wrap: wrap; gap: 0.25rem 1.5rem; margin-top: 0.9rem; }
.contact__legal button {
  min-height: 44px;
  font-size: 0.875rem;
  color: var(--text-3);
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 4px;
  transition: color 0.3s, text-decoration-color 0.3s;
}
.contact__legal button:hover { color: var(--text); text-decoration-color: currentColor; }

@media (min-width: 1024px) {
  .contact__grid { grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: clamp(4rem, 7vw, 7rem); align-items: start; }
  .contact__form-wrap { padding-top: 0.75rem; }
}

/* Formular */
.cform { display: grid; gap: 2.1rem; }
.cform__field { position: relative; display: grid; gap: 0.45rem; }
.cform__label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-2);
}
.cform__input {
  width: 100%;
  padding: 0.85rem 0;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  border-radius: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 1.2rem;
  outline: none;
  transition: border-color 0.3s;
}
.cform__input::placeholder { color: #7a828e; opacity: 1; }
.cform__input--area { min-height: 8rem; resize: vertical; line-height: 1.5; }
.cform__line {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s var(--ease-out);
  pointer-events: none;
}
.cform__input:focus ~ .cform__line { transform: scaleX(1); }
.cform__input[aria-invalid="true"] { border-bottom-color: var(--danger); }
.cform__input:focus-visible { outline: none; }

.cform__hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-msg {
  display: flex;
  gap: 0.6rem;
  padding: 0.9rem 1.1rem;
  border-radius: 14px;
  font-size: 0.95rem;
  line-height: 1.45;
}
.form-msg--error { color: var(--danger); background: rgb(255 90 90 / 0.08); border: 1px solid rgb(255 90 90 / 0.28); }
.form-msg--ok { color: var(--text); background: rgb(var(--accent-rgb) / 0.1); border: 1px solid rgb(var(--accent-rgb) / 0.35); }

.cform__submit { justify-self: start; min-width: 10.5rem; }
.cform__submit.is-sent { background: var(--surface-2); color: var(--accent); border-color: rgb(var(--accent-rgb) / 0.4); }
.btn__icon--done { display: none; }
.cform__submit.is-sent .btn__icon--send { display: none; }
.cform__submit.is-sent .btn__icon--done { display: block; }
.cform__notice { margin: -0.75rem 0 0; max-width: 52ch; font-size: 0.8rem; line-height: 1.5; color: var(--text-3); }

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer { border-top: 1px solid var(--line); background: rgb(var(--bg-rgb) / 0.96); }
.site-footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.75rem calc(1.75rem + env(safe-area-inset-bottom));
  font-size: 0.8rem;
  color: var(--text-3);
}
.site-footer__inner img { width: 104px; height: auto; opacity: 0.85; }
.site-footer__inner p { margin: 0; }

/* --------------------------------------------------------------------------
   Cookie Consent & Impressum
   -------------------------------------------------------------------------- */
#cookie-consent {
  position: fixed;
  z-index: 60;
  left: var(--gutter);
  right: var(--gutter);
  bottom: max(1rem, env(safe-area-inset-bottom));
  max-width: 420px;
  padding: 1.25rem 1.25rem 1.1rem;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  background: rgb(18 20 24 / 0.94);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  box-shadow: 0 24px 60px -24px rgb(0 0 0 / 0.7);
}
@media (min-width: 768px) {
  #cookie-consent { left: auto; right: var(--gutter); bottom: 1.5rem; }
}
.cookie__title { margin: 0 0 0.4rem; font-size: 0.95rem; font-weight: 600; }
.cookie__desc { margin: 0; font-size: 0.825rem; line-height: 1.5; color: var(--text-2); }
.cookie__actions { display: flex; justify-content: flex-end; gap: 0.5rem; margin-top: 1rem; }

#impressum-modal {
  position: fixed;
  inset: 0;
  z-index: 70;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: rgb(5 6 8 / 0.72);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}
.modal__panel {
  position: relative;
  width: min(100%, 480px);
  max-height: 86vh;
  overflow: auto;
  padding: 2rem;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  background: var(--surface);
}
.modal__close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  color: var(--text-2);
  transition: color 0.3s, background-color 0.3s;
}
.modal__close svg { width: 20px; height: 20px; fill: currentColor; }
.modal__close:hover { color: var(--text); background: rgb(255 255 255 / 0.06); }
.modal__title { margin: 0 0 1.5rem; font-size: 1.35rem; font-weight: 650; letter-spacing: -0.02em; color: var(--accent); }
.modal__body { display: grid; gap: 1rem; margin-bottom: 1.75rem; font-size: 0.9rem; line-height: 1.6; color: var(--text-2); }
.modal__body p { margin: 0; }
.modal__body a { color: var(--accent); }
.modal__body a:hover { text-decoration: underline; }
.modal__strong { color: var(--text); font-weight: 600; }
.modal__key { color: var(--text-3); }
.modal__group { padding-top: 1rem; border-top: 1px solid var(--line); }

/* Click Spark Overlay */
.spark-layer { position: fixed; inset: 0; z-index: 90; pointer-events: none; }