:root {
  --bg: #0a0a0a;
  --bar: #2c2f34;
  --bar-fill: rgba(44, 47, 52, 0.82);
  --text: #ffffff;
  --muted: #b8b8b8;
  --line: rgba(255, 255, 255, 0.22);
  --lime: #c4eb54;
  --lime-ink: #111111;
  --bar-h: 64px;
  --bar-inset-x: 48px;
  --bar-inset-y: 32px;
  --bar-gutter: max(72px, 8vw);
}

@font-face {
  font-family: Inter;
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/inter-400.woff2") format("woff2");
}

@font-face {
  font-family: Inter;
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/inter-500.woff2") format("woff2");
}

@font-face {
  font-family: Inter;
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/inter-600.woff2") format("woff2");
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, sans-serif;
}

body {
  min-height: 100vh;
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 38% 100% at 70% 0%, rgba(196, 235, 84, 0.48), rgba(196, 235, 84, 0.2) 42%, transparent 68%),
    radial-gradient(ellipse 52% 42% at 76% 62%, rgba(196, 235, 84, 0.28), transparent 72%);
}

body::after {
  content: "";
  position: fixed;
  top: 0;
  right: 15%;
  z-index: 0;
  width: 56px;
  height: 88%;
  pointer-events: none;
  background: linear-gradient(
    to bottom,
    rgba(196, 235, 84, 0.8) 0%,
    rgba(196, 235, 84, 0.62) 22%,
    rgba(196, 235, 84, 0.48) 48%,
    rgba(196, 235, 84, 0.28) 72%,
    rgba(196, 235, 84, 0.1) 88%,
    transparent 100%
  );
  filter: blur(26px);
  transform: rotate(-15deg);
  transform-origin: top center;
}

main {
  position: relative;
  z-index: 1;
}

.bar {
  position: sticky;
  top: var(--bar-inset-y);
  z-index: 50;
  height: var(--bar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: var(--bar-inset-y) var(--bar-gutter) 0;
  padding: 0 22px 0 24px;
  background: var(--bar-fill);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.bar.is-solid {
  background: var(--bar);
}

.bar-logo {
  display: flex;
  align-items: center;
  flex: 0 0 auto;
  height: 36px;
}

.bar-logo img {
  height: 36px;
  width: auto;
  display: block;
}

.bar-end {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 28px;
  margin-left: auto;
}

.bar-nav {
  display: flex;
  align-items: center;
}

.bar-nav a {
  position: relative;
  padding: 0 16px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.86rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.bar-nav a + a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 1px;
  height: 14px;
  background: var(--line);
  transform: translateY(-50%);
}

.bar-nav a:hover,
.bar-nav a[aria-current="page"] {
  color: var(--text);
}

.bar-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 38px;
  padding: 0 18px;
  background: var(--lime);
  color: var(--lime-ink);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.bar-cta:hover {
  filter: brightness(1.05);
}

.bar-cta-icon {
  display: none;
}

.bar-toggle {
  display: none;
  width: 36px;
  height: 36px;
  flex: 0 0 auto;
  border: 0;
  padding: 0;
  background: transparent;
  cursor: pointer;
}

.bar-toggle::before {
  content: "";
  display: block;
  width: 18px;
  height: 2px;
  margin: 0 auto;
  background: var(--text);
  box-shadow: 0 -6px 0 var(--text), 0 6px 0 var(--text);
}

@media (max-width: 860px) {
  .bar {
    --bar-inset-x: 20px;
    --bar-inset-y: 18px;
    --bar-gutter: 20px;
    overflow: visible;
  }

  .bar-end {
    flex-wrap: nowrap;
    gap: 8px;
  }

  .bar-cta {
    position: relative;
    width: 38px;
    height: 38px;
    padding: 0;
    flex: 0 0 38px;
  }

  .bar-cta-text {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
  }

  .bar-cta-icon {
    display: block;
    width: 18px;
    height: 18px;
  }

  .bar-toggle {
    display: block;
    width: 44px;
    height: 44px;
    flex: 0 0 44px;
  }

  .bar-nav {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    z-index: 60;
    display: none;
    flex-direction: column;
    align-items: stretch;
    background: var(--bar);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 8px 0 12px;
  }

  .bar-nav.is-open {
    display: flex;
  }

  .bar-nav a {
    padding: 14px 22px;
  }

  .bar-nav a + a::before {
    display: none;
  }
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(0, 0.75fr);
  align-items: center;
  gap: 32px;
  min-height: calc(100vh - var(--bar-h) - var(--bar-inset-y) * 2);
  padding: 48px calc(var(--bar-gutter) + 24px) 72px;
  overflow: visible;
}

.hero-copy,
.hero-visual {
  position: relative;
  z-index: 1;
}

.hero-copy {
  max-width: none;
  margin: 0;
  padding-left: 140px;
  transform: translateY(-50px);
}

.hero-kicker {
  margin: 0 0 22px;
  font-size: 1.2rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  line-height: 1.45;
  text-transform: none;
  color: var(--lime);
  white-space: nowrap;
}

.hero h1 {
  margin: 0 0 22px;
  max-width: none;
  font-size: clamp(1.85rem, 3vw, 2.65rem);
  font-weight: 600;
  line-height: 1.18;
  letter-spacing: -0.03em;
}

.hero h1 span {
  display: block;
}

.hero h1 span + span {
  margin-top: 0.38em;
}

.hero-lede {
  margin: 0;
  max-width: 46rem;
  font-size: 1.08rem;
  font-weight: 400;
  line-height: 1.7;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 42px;
  padding: 0 18px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
}

.hero-btn-fill {
  background: var(--lime);
  color: var(--lime-ink);
}

.hero-btn-fill:hover {
  filter: brightness(1.05);
}

.hero-btn-ghost {
  border: 1px solid var(--line);
  color: var(--text);
}

.hero-btn-ghost:hover {
  border-color: var(--lime);
  color: var(--lime);
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  transform: translateX(-100px);
}

.hero-visual img {
  position: relative;
  z-index: 1;
  width: min(100%, 640px);
  height: auto;
  display: block;
  mix-blend-mode: lighten;
}

@media (max-width: 1180px) {
  .hero-kicker {
    white-space: normal;
  }
}

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: 0;
    padding: 36px 24px 56px;
    gap: 12px;
  }

  .hero-copy {
    margin: 0;
    padding-left: 0;
    transform: none;
  }

  .hero-visual {
    transform: none;
  }

  .hero-kicker {
    white-space: normal;
  }

  .hero h1 br {
    display: none;
  }

  .hero-visual img {
    width: min(100%, 420px);
  }
}

.leistungen {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 40px;
  padding: 8px calc(var(--bar-gutter) + 24px + 100px) 96px calc(var(--bar-gutter) + 24px + 140px);
  scroll-margin-top: calc(var(--bar-inset-y) + var(--bar-h) + 20px);
}

.leist {
  display: block;
  padding: 28px 24px 32px;
  background: var(--bar);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: inherit;
  text-decoration: none;
}

.leist:hover,
.leist:focus-visible {
  box-shadow: inset 3px 0 0 var(--lime);
  outline: none;
}

.leist .leist-label {
  margin: 0 0 22px;
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.leist h2 {
  margin: 0 0 12px;
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.leist p:not(.leist-label) {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--muted);
}

@media (max-width: 860px) {
  .leistungen {
    grid-template-columns: 1fr;
    padding: 8px 24px 64px;
  }
}

.ablauf {
  position: relative;
  z-index: 1;
  padding: 24px calc(var(--bar-gutter) + 24px) 112px;
  text-align: center;
}

.ablauf-title {
  margin: 0 auto 40px;
  max-width: 22ch;
  font-size: clamp(1.75rem, 3.2vw, 2.55rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.4;
}

.ablauf-title span {
  color: var(--muted);
  font-weight: 500;
}

.ablauf-track {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  max-width: 1400px;
  margin: 0 auto;
  transform: translateX(40px);
}

.ablauf-track--drei {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 1100px;
}

.ablauf-item {
  margin: 0;
}

.ablauf-chevron {
  min-height: 280px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 32px 24% 32px 26%;
  background: linear-gradient(
    150deg,
    color-mix(in srgb, var(--lime) 36%, var(--bar)) 0%,
    color-mix(in srgb, var(--lime) 10%, var(--bar)) 100%
  );
  color: var(--text);
  text-align: left;
  clip-path: polygon(0 0, 78% 0, 100% 50%, 78% 100%, 0 100%, 22% 50%);
}

.ablauf-kicker {
  margin: 0 0 10px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fff;
}

.ablauf-copy {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 500;
  line-height: 1.4;
  color: rgba(255, 255, 255, 0.72);
}

.ablauf-lede {
  margin: 36px auto 0;
  max-width: 90rem;
  font-size: 1.08rem;
  line-height: 1.6;
  color: var(--text);
}

.ablauf-lede span {
  color: var(--muted);
}

@media (max-width: 860px) {
  .ablauf {
    padding: 8px 24px 64px;
  }

  .ablauf-title {
    max-width: none;
    margin-bottom: 28px;
  }

  .ablauf-track {
    grid-template-columns: 1fr;
    gap: 16px;
    max-width: 28rem;
    transform: none;
  }

  .ablauf-chevron {
    min-height: 0;
    padding: 24px 24px 18%;
    clip-path: polygon(0 0, 100% 0, 100% 78%, 50% 100%, 0 78%);
  }
}

.schluss {
  position: relative;
  z-index: 1;
  overflow: visible;
  padding: 140px calc(var(--bar-gutter) + 24px) 80px;
  scroll-margin-top: calc(var(--bar-inset-y) + var(--bar-h) + 20px);
}

.schluss-strip {
  position: relative;
  left: 40px;
  overflow: visible;
  max-width: 1260px;
  min-height: 200px;
  margin: 0 auto;
  padding: 36px 56px 36px 340px;
  background: var(--bar);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 0;
}

.schluss-portrait {
  position: absolute;
  left: 150px;
  bottom: 0px;
  z-index: 2;
  margin: 0;
  width: 300px;
}

.schluss-portrait img {
  display: block;
  width: 300px;
  height: auto;
  mask-image: linear-gradient(to bottom, #000 70%, transparent 100%);
  -webkit-mask-image: linear-gradient(to bottom, #000 70%, transparent 100%);
}

.schluss-name {
  position: absolute;
  left: 50px;
  top: 50%;
  z-index: 3;
  margin: 0;
  width: 120px;
  transform: translateY(-50%);
  font-size: 0.99rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  line-height: 1.45;
  color: var(--muted);
}

.schluss-name strong {
  display: block;
  margin-bottom: 4px;
  font-weight: 600;
  color: var(--text);
}

.schluss-copy {
  text-align: center;
}

.schluss-copy h2 {
  margin: 0 0 12px;
  font-size: clamp(1.6rem, 2.4vw, 2.15rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.25;
}

.schluss-copy p {
  margin: 0 auto 22px;
  max-width: 36rem;
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--muted);
}

.schluss-points {
  position: relative;
  left: 40px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  max-width: 1260px;
  margin: 0 auto;
  padding: 18px 0;
  list-style: none;
  background: var(--bar);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.schluss-points li {
  padding: 0 24px;
  font-size: 0.82rem;
  line-height: 1.45;
  color: var(--muted);
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.schluss-points li:first-child {
  border-left: 0;
}

.schluss-points strong {
  display: block;
  margin-bottom: 4px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
}

@media (max-width: 860px) {
  .schluss {
    padding: 64px 24px 64px;
  }

  .schluss-strip,
  .schluss-points {
    left: 0;
  }

  .schluss-strip {
    min-height: 0;
    padding: 180px 24px 28px;
  }

  .schluss-portrait {
    left: 50%;
    bottom: auto;
    top: 0;
    width: 200px;
    transform: translate(-50%, -40%);
  }

  .schluss-portrait img {
    width: 200px;
  }

  .schluss-name {
    display: none;
  }

  .schluss-points {
    grid-template-columns: 1fr 1fr;
    padding: 8px 0;
  }

  .schluss-points li {
    padding: 12px 20px;
  }

  .schluss-points li:nth-child(2n-1) {
    border-left: 0;
  }
}

.foot {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 0 var(--bar-gutter);
  padding: 28px 0 40px;
}

.foot-logo {
  display: flex;
  align-items: center;
  height: 28px;
}

.foot-logo img {
  display: block;
  height: 28px;
  width: auto;
}

.foot-legal {
  display: flex;
  align-items: center;
}

.foot-legal a {
  position: relative;
  padding: 0 14px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.82rem;
  font-weight: 500;
}

.foot-legal a:first-child {
  padding-left: 0;
}

.foot-legal a + a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 1px;
  height: 12px;
  background: var(--line);
  transform: translateY(-50%);
}

.foot-legal a:hover,
.foot-legal a[aria-current="page"] {
  color: var(--text);
}

.legal {
  position: relative;
  z-index: 1;
  min-height: 40vh;
  padding: 48px var(--bar-gutter) 80px;
}

.legal-inner {
  position: relative;
  left: 40px;
  max-width: 1260px;
  margin: 0 auto;
}

.legal h1 {
  margin: 0 0 48px;
  font-size: clamp(1.75rem, 3vw, 2.4rem);
  font-weight: 600;
  letter-spacing: -0.03em;
}

.legal-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 48px 64px;
}

.legal-block {
  margin: 0;
}

.legal h2 {
  margin: 0 0 14px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lime);
}

.legal address,
.legal p {
  margin: 0 0 10px;
  font-size: 1.05rem;
  font-style: normal;
  line-height: 1.65;
  color: var(--muted);
}

.legal p:last-child,
.legal address:last-child {
  margin-bottom: 0;
}

.legal a {
  color: var(--text);
  text-decoration: none;
}

.legal a:hover {
  color: var(--lime);
}

.legal-prose section {
  margin: 3.4em 0 0;
}

.legal-prose section:first-of-type {
  margin-top: 2.2em;
}

.legal-prose h2 {
  margin: 0 0 1.35em;
}

.legal-prose p:last-child {
  margin-bottom: 10px;
}

.kapitel-kopf,
.kapitel-intro,
.kapitel-beweis,
.kapitel-tech,
.kapitel-stapel,
.kapitel-grenze,
.kapitel-vn {
  position: relative;
  z-index: 1;
  padding: 0 calc(var(--bar-gutter) + 24px);
}

.kapitel-inner {
  position: relative;
  left: 40px;
  max-width: 1260px;
  margin: 0 auto;
}

.kapitel-kopf {
  display: flex;
  align-items: flex-start;
  min-height: calc(65vh - var(--bar-h) - var(--bar-inset-y) * 2 - 48px);
  padding-top: 14vh;
  padding-bottom: 48px;
}

.kapitel-kopf .kapitel-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(28rem, 1fr);
  gap: 48px 56px;
  align-items: center;
  width: 100%;
  padding: 0;
  background: transparent;
  border: 0;
}

.kapitel-kopf h1 {
  margin: 0;
  max-width: none;
  font-size: clamp(2.2rem, 4.6vw, 4.4rem);
  font-weight: 600;
  line-height: 0.95;
  letter-spacing: -0.05em;
  white-space: nowrap;
}

.kapitel-kopf-copy {
  max-width: 34rem;
  justify-self: end;
}

.kapitel-lede {
  margin: 0 0 24px;
  max-width: none;
  font-size: 1.05rem;
  font-weight: 400;
  line-height: 1.65;
  color: var(--text);
}

.kapitel-intro {
  padding-top: 8px;
  padding-bottom: 16px;
  overflow: visible;
  scroll-margin-top: calc(var(--bar-inset-y) + var(--bar-h) + 20px);
}

.kapitel-intro .kapitel-inner {
  padding: 28px 56px 40px;
  overflow: visible;
  background: var(--bar);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.kapitel-intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(12rem, 0.75fr);
  gap: 28px 48px;
  align-items: start;
}

.kapitel-intro-copy h2 {
  margin: 0 0 22px;
  font-size: clamp(1.55rem, 2.4vw, 2.05rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.25;
  color: var(--lime);
}

.kapitel-intro-copy p {
  margin: 0 0 16px;
  max-width: 40rem;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--muted);
}

.kapitel-intro-copy p:last-child {
  margin-bottom: 0;
}

.kapitel-intro-visual {
  margin: 0;
  justify-self: end;
  width: min(160%, 440px);
  opacity: 1;
  pointer-events: none;
  transform: translate(18%, 6%);
}

.kapitel-intro-visual img {
  display: block;
  width: 100%;
  height: auto;
}

.kapitel-beweis {
  padding-top: 96px;
  padding-bottom: 128px;
}

.kapitel-beweis .kapitel-inner {
  padding: 0;
  overflow: visible;
  background: transparent;
  border: 0;
}

.beweis-kicker {
  margin: 0 0 48px;
  font-size: clamp(1.55rem, 2.4vw, 2.05rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.beweis-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(20rem, 1fr);
  gap: 40px 64px;
  align-items: start;
}

.beweis-panel + .beweis-panel {
  margin-top: 140px;
}

.beweis-panel--flip {
  grid-template-columns: minmax(20rem, 1fr) minmax(0, 0.95fr);
}

.beweis-shot {
  margin: 0;
  perspective: 1200px;
}

.beweis-shot img {
  display: block;
  width: 100%;
  max-width: 520px;
  height: auto;
  margin-left: auto;
  transform: rotateY(12deg) rotateX(4deg);
  transform-origin: right center;
  box-shadow:
    -24px 20px 40px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(255, 255, 255, 0.08);
}

.beweis-panel--flip .beweis-shot img {
  margin-left: 0;
  transform: rotateY(-12deg) rotateX(4deg);
  transform-origin: left center;
  box-shadow:
    24px 20px 40px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(255, 255, 255, 0.08);
}

.beweis-shot--plain img,
.beweis-panel--flip .beweis-shot--plain img {
  box-shadow: none;
}

.beweis-flow {
  margin: 0;
}

.beweis-flow img {
  display: block;
  width: 100%;
  max-width: 520px;
  height: auto;
  margin-left: auto;
}

.beweis-panel--flip .beweis-flow img {
  margin-left: 0;
}

.beweis-copy {
  max-width: 38rem;
}

.beweis-copy h2 {
  margin: 0 0 12px;
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.beweis-copy p {
  margin: 0 0 22px;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--muted);
}

.beweis-copy h3 {
  margin: 0 0 20px;
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.beweis-copy ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.beweis-copy li {
  position: relative;
  margin: 0;
  padding: 0 0 0 1.1em;
  font-size: 0.95rem;
  line-height: 1.45;
  color: var(--muted);
}

.beweis-copy li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  background: var(--lime);
}

.tech-kicker {
  margin-top: 180px;
  margin-bottom: 36px;
}

.stack-logos {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 28px 24px;
  margin: 0;
  padding: 8px 0 0;
  list-style: none;
}

.stack-logos li {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin: 0;
  min-width: 96px;
}

.stack-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
}

.stack-logos img {
  display: block;
  width: 36px;
  height: 36px;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.55;
}

.stack-name {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  opacity: 0.8;
}

.kapitel-tech {
  padding-top: 180px;
  padding-bottom: 128px;
}

.kapitel-tech .tech-kicker {
  margin-top: 0;
}

.kapitel-stapel {
  padding-top: 16px;
  padding-bottom: 16px;
  scroll-margin-top: calc(var(--bar-inset-y) + var(--bar-h) + 20px);
}

.kapitel-stapel .kapitel-inner {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.kapitel-schlag {
  display: grid;
  grid-template-columns: minmax(10rem, 0.32fr) 1fr;
  gap: 32px;
  align-items: start;
  padding: 40px 48px;
  background: var(--bar);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.kapitel-schlag h2 {
  margin: 0;
  font-size: 1.45rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.kapitel-schlag p {
  margin: 0;
  max-width: 40rem;
  font-size: 1.08rem;
  line-height: 1.7;
  color: var(--muted);
}

.kapitel-grenze {
  padding-top: 16px;
  padding-bottom: 16px;
}

.kapitel-grenze .kapitel-inner {
  padding: 40px 48px;
  background: var(--bar);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.kapitel-grenze h2 {
  margin: 0 0 16px;
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.kapitel-grenze p {
  margin: 0 0 10px;
  max-width: 40rem;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--muted);
}

.kapitel-grenze p:last-child {
  margin-bottom: 0;
}

.kapitel-grenze a {
  color: var(--text);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.kapitel-grenze a:hover {
  border-bottom-color: var(--lime);
  color: var(--lime);
}

.kapitel-vn {
  padding-top: 16px;
  padding-bottom: 0;
}

.kapitel-vn .kapitel-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.kapitel-vn article {
  padding: 40px 40px 44px;
  background: var(--bar);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.kapitel-vn h2 {
  margin: 0 0 14px;
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.kapitel-vn p {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--muted);
}

@media (max-width: 860px) {
  .kapitel-kopf,
  .kapitel-intro,
  .kapitel-beweis,
  .kapitel-tech,
  .kapitel-stapel,
  .kapitel-grenze,
  .kapitel-vn {
    padding-left: 24px;
    padding-right: 24px;
  }

  .kapitel-inner {
    left: 0;
  }

  .kapitel-kopf {
    min-height: 0;
    padding-top: 36px;
    padding-bottom: 40px;
  }

  .kapitel-kopf .kapitel-inner {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .kapitel-kopf-copy {
    max-width: none;
    justify-self: start;
  }

  .kapitel-intro .kapitel-inner {
    padding: 28px 24px;
  }

  .kapitel-intro-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .kapitel-intro-visual {
    justify-self: start;
    width: min(100%, 240px);
    opacity: 1;
    transform: none;
  }

  .beweis-panel,
  .beweis-panel--flip {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .beweis-panel + .beweis-panel {
    margin-top: 80px;
  }

  .beweis-kicker {
    margin-bottom: 32px;
  }

  .tech-kicker {
    margin-top: 104px;
  }

  .kapitel-tech {
    padding-top: 104px;
    padding-bottom: 80px;
  }

  .kapitel-tech .tech-kicker {
    margin-top: 0;
  }

  .stack-logos {
    justify-content: flex-start;
    gap: 24px 20px;
  }

  .beweis-panel--flip .beweis-shot,
  .beweis-panel--flip .beweis-flow {
    order: -1;
  }

  .beweis-shot img,
  .beweis-panel--flip .beweis-shot img {
    margin-left: 0;
    transform: none;
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.35);
  }

  .beweis-shot--plain img,
  .beweis-panel--flip .beweis-shot--plain img {
    box-shadow: none;
  }

  .kapitel-schlag,
  .kapitel-grenze .kapitel-inner,
  .kapitel-vn article {
    padding: 28px 24px;
  }

  .kapitel-kopf h1 {
    white-space: normal;
  }

  .kapitel-schlag {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .kapitel-vn .kapitel-inner {
    grid-template-columns: 1fr;
  }
}

.kalender-lede {
  margin: 0 0 36px;
  max-width: none;
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--muted);
}

.kalender-month-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 0 0 20px;
}

.kalender-month {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lime);
}

.kalender-month-navs {
  display: flex;
  justify-content: flex-end;
  gap: 16px;
}

.kalender-month-nav {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
}

.kalender-month-nav:hover {
  color: var(--lime);
}

.kalender-week,
.kalender-grid,
.kalender-slots {
  list-style: none;
  margin: 0;
  padding: 0;
}

.kalender-week,
.kalender-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 8px;
}

.kalender-week {
  margin-bottom: 8px;
}

.kalender-week li {
  padding: 0 10px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.kalender-day {
  min-height: 108px;
  padding: 10px;
  background: var(--bar);
  border: 1px solid var(--line);
}

.kalender-day.is-empty {
  visibility: hidden;
  border: 0;
  background: none;
}

.kalender-day.is-blocked {
  background:
    repeating-linear-gradient(
      -45deg,
      rgba(255, 255, 255, 0.03),
      rgba(255, 255, 255, 0.03) 6px,
      transparent 6px,
      transparent 12px
    ),
    #1f2125;
  color: var(--muted);
}

.kalender-day.is-quiet {
  background: #181a1d;
  border-color: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.38);
}

.kalender-slots .is-muted {
  padding: 5px 8px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.28);
}


.kalender-day.is-today .kalender-num {
  color: var(--lime);
}

.kalender-num {
  display: block;
  margin-bottom: 10px;
  font-size: 0.95rem;
  font-weight: 600;
}

.kalender-slots {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.kalender-slots li {
  padding: 0;
  font-size: 0.82rem;
  font-weight: 500;
}

.kalender-slots li:not(:has(button)):not(.is-taken) {
  padding: 5px 8px;
}

.kalender-slot {
  display: block;
  width: 100%;
  margin: 0;
  padding: 5px 8px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
}

.kalender-slots .is-free:hover,
.kalender-slots .is-free:focus-visible {
  border-color: var(--lime);
  background: var(--lime);
  color: var(--lime-ink);
}

.kalender-slots .is-taken {
  padding: 5px 8px;
  border: 1px solid transparent;
  background: #3a2a28;
  color: #c9a39e;
}

.kalender-note {
  margin: 0 0 24px;
  font-size: 1.05rem;
  line-height: 1.55;
}

.kalender-note.is-ok {
  color: var(--lime);
}

.kalender-note.is-err {
  color: #e07a6e;
}

.kalender-dialog {
  width: min(480px, calc(100vw - 32px));
  margin: auto;
  padding: 28px;
  border: 1px solid var(--line);
  background: var(--bar);
  color: var(--text);
}

.kalender-dialog::backdrop {
  background: rgba(0, 0, 0, 0.72);
}

.kalender-dialog-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 8px;
}

.kalender-dialog-head h2 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
}

.kalender-dialog-close {
  padding: 0;
  border: 0;
  background: none;
  color: var(--muted);
  font: inherit;
  cursor: pointer;
}

.kalender-dialog-close:hover {
  color: var(--text);
}

.kalender-dialog-when {
  margin: 0 0 20px;
  color: var(--lime);
  font-weight: 500;
}

.kalender-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.kalender-form label {
  margin-top: 8px;
  font-size: 0.82rem;
  font-weight: 600;
}

.kalender-zeiten-label {
  margin: 0 0 8px;
  font-size: 0.82rem;
  font-weight: 600;
}

.kalender-zeiten {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
}

.kalender-zeit {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 8px 12px;
  border: 1px solid var(--line);
  background: #1a1c1f;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
}

.kalender-zeit:has(input:checked) {
  border-color: var(--lime);
  color: var(--lime);
}

.kalender-zeit input {
  width: auto;
  margin: 0;
  accent-color: var(--lime);
}

.kalender-form input:not([type="radio"]),
.kalender-form select,
.kalender-form textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--line);
  background: #1a1c1f;
  color: var(--text);
  font: inherit;
}

.kalender-form textarea {
  resize: vertical;
}

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

.kalender-privacy {
  margin: 12px 0 16px;
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--muted);
}

.kalender-privacy a {
  color: var(--text);
}

.kalender-privacy a:hover {
  color: var(--lime);
}

.kalender-form .hero-btn {
  align-self: flex-start;
}

@media (max-width: 860px) {
  .kalender-week,
  .kalender-grid {
    gap: 6px;
  }

  .kalender-day {
    min-height: 84px;
    padding: 8px 6px;
  }

  .kalender-slots li {
    padding: 4px 6px;
    font-size: 0.72rem;
  }
}

@media (max-width: 860px) {
  .foot {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    margin: 0 24px;
    padding: 24px 0 40px;
  }

  .legal {
    padding: 32px 24px 64px;
  }

  .legal-inner {
    left: 0;
  }

  .legal-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
}