:root {
  --ink: #06162f;
  --ink-soft: #21344f;
  --muted: #637188;
  --line: #d8e0ea;
  --panel: #ffffff;
  --panel-soft: #f4f7fb;
  --blue: #001b46;
  --cyan: #2da9bf;
  --green: #178a64;
  --orange: #e56f2d;
  --shadow: 0 24px 70px rgba(0, 27, 70, 0.14);
  --radius: 8px;
}



* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  margin: 0;
  color: var(--ink);
  background: #f4f7fb;
  font-family: "Inter", "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0 auto auto 0;
  z-index: 30;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--green), var(--orange));
  transform-origin: left;
  animation: scroll-progress linear both;
  animation-timeline: scroll(root);
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

p,
h1,
h2,
h3,
dl,
dd {
  margin: 0;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 20;
  transform: translateY(-150%);
  padding: 10px 14px;
  color: #ffffff;
  background: var(--blue);
  border-radius: var(--radius);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  min-height: 72px;
  padding: 0 clamp(18px, 4vw, 56px);
  background: rgba(244, 247, 251, 0.92);
  border-bottom: 1px solid rgba(216, 224, 234, 0.78);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.brand,
.desktop-nav,
.hero-actions,
.contact-actions,
.mobile-actions {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.brand span {
  font-size: 1.08rem;
}

.desktop-nav {
  justify-content: center;
  gap: clamp(12px, 1.8vw, 24px);
  color: var(--ink-soft);
  font-size: 0.94rem;
  font-weight: 700;
}

.desktop-nav a,
.text-link {
  border-bottom: 1px solid transparent;
}

.desktop-nav a {
  flex: 0 0 auto;
  white-space: nowrap;
}

.desktop-nav a:hover,
.text-link:hover {
  border-color: currentColor;
}

.header-cta {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 0 16px;
  color: #ffffff;
  background: var(--blue);
  border-radius: var(--radius);
  font-weight: 800;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 42px;
  place-items: center;
  gap: 5px;
  padding: 9px;
  background: var(--blue);
  border: 0;
  border-radius: var(--radius);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: #ffffff;
  border-radius: 999px;
}

.mobile-app-first {
  display: none;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(360px, 0.97fr);
  gap: clamp(28px, 5vw, 74px);
  align-items: center;
  min-height: calc(100vh - 72px);
  padding: clamp(56px, 8vw, 96px) clamp(18px, 5vw, 72px) 48px;
  background:
    linear-gradient(90deg, rgba(244, 247, 251, 0.94), rgba(244, 247, 251, 0.74)),
    url("../banner.png") center / cover;
}

.page-hero {
  display: grid;
  gap: 22px;
  padding: clamp(72px, 10vw, 128px) clamp(18px, 5vw, 72px);
  background:
    linear-gradient(90deg, rgba(244, 247, 251, 0.96), rgba(244, 247, 251, 0.82)),
    url("../banner.png") center / cover;
}

.page-hero p:not(.eyebrow) {
  max-width: 860px;
  color: var(--ink-soft);
  font-size: clamp(1.08rem, 1.8vw, 1.32rem);
  line-height: 1.62;
}

.eyebrow {
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

h1,
h2 {
  max-width: 900px;
  color: var(--blue);
  font-size: clamp(2.35rem, 5.4vw, 5.05rem);
  line-height: 1;
  letter-spacing: -0.045em;
}

h2 {
  font-size: clamp(1.9rem, 3.2vw, 3.35rem);
}

h3 {
  color: var(--blue);
  font-size: 1.16rem;
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.hero-copy {
  display: grid;
  gap: 24px;
}

.hero-lead,
.section-heading p,
.contact p {
  max-width: 740px;
  color: var(--ink-soft);
  font-size: clamp(1rem, 1.25vw, 1.15rem);
  line-height: 1.62;
}

.hero-actions {
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border-radius: var(--radius);
  font-weight: 900;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  color: #ffffff;
  background: var(--blue);
  box-shadow: 0 16px 34px rgba(0, 27, 70, 0.22);
}

.button.secondary {
  color: var(--blue);
  background: #ffffff;
  border: 1px solid var(--line);
}

.app-store-link {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
}

.app-store-link img {
  width: 156px;
  height: auto;
}

.proof-points {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  max-width: 720px;
}

.proof-points div {
  min-height: 94px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(216, 224, 234, 0.88);
  border-radius: var(--radius);
}

.proof-points dt {
  margin-bottom: 6px;
  color: var(--cyan);
  font-size: 1.3rem;
  font-weight: 900;
}

.proof-points dd {
  color: var(--muted);
  line-height: 1.35;
}

.hero-visual {
  position: relative;
  display: grid;
  grid-template-columns: 0.68fr 0.88fr;
  align-items: center;
  gap: 16px;
}

.concept-orbit {
  position: relative;
  display: grid;
  place-items: center;
  min-height: clamp(340px, 44vw, 560px);
  border: 1px solid rgba(216, 224, 234, 0.9);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 50% 50%, rgba(45, 169, 191, 0.18), transparent 34%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.86), rgba(244, 247, 251, 0.62));
  box-shadow: var(--shadow);
  overflow: hidden;
}

.concept-orbit::before,
.concept-orbit::after {
  content: "";
  position: absolute;
  inset: 17%;
  border: 1px solid rgba(0, 27, 70, 0.13);
  border-radius: 50%;
  animation: pulse-frame 7s ease-in-out infinite;
}

.concept-orbit::after {
  inset: 29%;
  animation-delay: 0.8s;
}

.concept-orbit strong {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 150px;
  height: 150px;
  color: #ffffff;
  background: var(--blue);
  border-radius: 50%;
  box-shadow: 0 18px 48px rgba(0, 27, 70, 0.22);
}

.concept-orbit span {
  position: absolute;
  z-index: 2;
  display: grid;
  place-items: center;
  min-width: 86px;
  min-height: 44px;
  padding: 0 16px;
  color: var(--blue);
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-weight: 900;
  box-shadow: 0 14px 36px rgba(0, 27, 70, 0.08);
}

.concept-orbit span:nth-child(1) { top: 14%; left: 16%; }
.concept-orbit span:nth-child(2) { top: 15%; right: 15%; }
.concept-orbit span:nth-child(3) { bottom: 16%; right: 18%; }
.concept-orbit span:nth-child(4) { bottom: 17%; left: 14%; }

.hero-device {
  position: relative;
  display: grid;
  place-items: center;
  min-height: clamp(360px, 42vw, 560px);
}

.phone-shell {
  position: relative;
  z-index: 2;
  width: clamp(210px, 24vw, 292px);
  aspect-ratio: 640 / 1387;
  max-height: 560px;
  overflow: hidden;
  padding: 10px;
  background: #111827;
  border-radius: 34px;
  box-shadow: var(--shadow);
  transform: rotate(-1.5deg);
  animation: device-float 5.6s ease-in-out infinite;
}

.phone-shell img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 25px;
}

.device-tags {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.device-tags span {
  position: absolute;
  display: inline-grid;
  place-items: center;
  min-height: 42px;
  padding: 0 16px;
  color: var(--blue);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: 0 16px 42px rgba(0, 27, 70, 0.12);
  font-weight: 900;
}

.device-tags span:nth-child(1) {
  top: 18%;
  left: 8%;
}

.device-tags span:nth-child(2) {
  right: 7%;
  top: 38%;
}

.device-tags span:nth-child(3) {
  left: 9%;
  bottom: 18%;
}

.phone-frame {
  position: relative;
  z-index: 2;
  display: block;
  width: min(285px, 42vw);
  max-width: 100%;
  padding: 10px;
  background: #111827;
  border-radius: 34px;
  box-shadow: var(--shadow);
}

.phone-frame img {
  aspect-ratio: 1179 / 2556;
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 26px;
}

.seat-card {
  margin: 0;
  overflow: hidden;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.seat-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.seat-card figcaption {
  padding: 12px 14px;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.4;
}

.section {
  padding: clamp(48px, 6vw, 82px) clamp(18px, 5vw, 72px);
}

.section.compact {
  padding-top: 46px;
}

.section-heading {
  display: grid;
  gap: 16px;
  margin-bottom: 32px;
}

.section-heading.centered {
  justify-items: center;
  text-align: center;
}

.flow-graphic {
  width: min(1120px, 100%);
  margin: 0 auto;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 18px 54px rgba(0, 27, 70, 0.1);
}

.flow-graphic.slim {
  width: min(920px, 100%);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(28px, 5vw, 62px);
  align-items: start;
  background: #ffffff;
}

.split.airy {
  grid-template-columns: minmax(280px, 0.75fr) minmax(0, 1.25fr);
}

.business-grid,
.platform-list,
.steps,
.journey,
.teaser-grid,
.team-grid {
  display: grid;
  gap: 14px;
}

.business-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.business-grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.business-grid article,
.platform-list article,
.steps article,
.journey article,
.teaser-card,
.team-grid article,
.legal-content article {
  min-width: 0;
  padding: 22px;
  background: var(--panel-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.hero-clean {
  min-height: min(760px, calc(100vh - 72px));
  padding-top: clamp(46px, 6vw, 72px);
  padding-bottom: clamp(42px, 5vw, 66px);
}

.reveal {
  animation: reveal-up 0.78s ease both;
}

.reveal.delay-1 {
  animation-delay: 0.12s;
}

.reveal.delay-2 {
  animation-delay: 0.22s;
}

.scroll-reveal {
  animation: reveal-up linear both;
  animation-timeline: view();
  animation-range: entry 0% cover 34%;
}

.story-band {
  position: relative;
  overflow: hidden;
  background: #ffffff;
}

.story-band::before {
  content: "SEATLINK";
  position: absolute;
  right: -0.08em;
  bottom: -0.26em;
  color: rgba(0, 27, 70, 0.045);
  font-size: clamp(6rem, 18vw, 18rem);
  font-weight: 900;
  letter-spacing: -0.06em;
  pointer-events: none;
}

.story-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(260px, 0.76fr) minmax(0, 1.24fr);
  gap: clamp(24px, 5vw, 70px);
  align-items: start;
}

.story-stack {
  display: grid;
  gap: 18px;
}

.story-step {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 18px;
  min-height: 142px;
  padding: 24px;
  background: #f7fafc;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 18px 50px rgba(0, 27, 70, 0.06);
  transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.story-step:hover,
.teaser-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 22px 58px rgba(0, 27, 70, 0.12);
}

.story-step span {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  color: #ffffff;
  background: var(--blue);
  border-radius: 50%;
  font-weight: 900;
}

.story-step p,
.feature-strip p,
.split-feature p {
  color: var(--muted);
  line-height: 1.58;
}

.feature-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border-block: 1px solid var(--line);
}

.feature-strip article {
  min-height: 240px;
  padding: clamp(24px, 4vw, 42px);
  background: #ffffff;
}

.feature-strip span {
  display: inline-block;
  margin-bottom: 36px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.motion-panel {
  position: relative;
  overflow: hidden;
  color: #ffffff;
  background:
    linear-gradient(135deg, rgba(0, 27, 70, 0.96), rgba(6, 22, 47, 0.92)),
    url("../banner.png") center / cover;
}

.motion-panel::after {
  content: "";
  position: absolute;
  inset: 14%;
  border: 1px solid rgba(255, 255, 255, 0.18);
  transform: rotate(-2deg);
  animation: pulse-frame 5.5s ease-in-out infinite;
}

.motion-panel .section-heading {
  position: relative;
  z-index: 1;
  max-width: 920px;
}

.motion-panel .eyebrow,
.motion-panel h2 {
  color: #ffffff;
}

.motion-panel .section-heading p {
  color: #d9e7f1;
}

.split-feature {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.86fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
}

.split-feature img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.teaser-visual {
  display: grid;
  gap: 14px;
  min-height: 360px;
  align-content: center;
  padding: clamp(24px, 4vw, 44px);
  color: #ffffff;
  background:
    linear-gradient(135deg, rgba(0, 27, 70, 0.96), rgba(23, 138, 100, 0.8)),
    url("../banner.png") center / cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.teaser-visual span {
  display: block;
  font-size: clamp(2.2rem, 5vw, 5rem);
  line-height: 0.95;
  font-weight: 900;
  letter-spacing: -0.055em;
}

.teaser-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.teaser-card {
  display: grid;
  gap: 10px;
  color: inherit;
  background: #ffffff;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.teaser-card span,
.team-grid span {
  color: var(--green);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.teaser-card p,
.team-grid p,
.legal-content p {
  color: var(--muted);
  line-height: 1.58;
}

.about-media {
  overflow: hidden;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 18px 54px rgba(0, 27, 70, 0.1);
}

.about-media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.team-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.team-grid article {
  display: grid;
  gap: 10px;
  background: #ffffff;
}

.team-grid.name-only article {
  min-height: 118px;
  align-content: center;
  text-align: center;
}

.team-grid.name-only h3 {
  font-size: clamp(1.1rem, 1.5vw, 1.35rem);
}

.legal-content {
  display: grid;
  gap: 14px;
  max-width: 980px;
  margin: 0 auto;
}

.legal-content article {
  background: #ffffff;
}

.legal-content h2 {
  margin-bottom: 12px;
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  line-height: 1.18;
  letter-spacing: -0.025em;
}

.card-kicker {
  display: inline-block;
  margin-bottom: 28px;
  color: var(--cyan);
  font-weight: 900;
}

.business-grid p,
.platform-list p,
.steps p,
.journey p,
.placeholder-media p {
  color: var(--muted);
  line-height: 1.58;
}

.business-grid h3,
.platform-list h3,
.steps h3 {
  margin-bottom: 10px;
}

.experience {
  background: #eef4f8;
}

.journey {
  grid-template-columns: 1.12fr 0.94fr 0.94fr;
}

.journey article:first-child {
  display: grid;
  grid-template-columns: 132px 1fr;
  gap: 18px;
  align-items: center;
  background: #ffffff;
}

.journey article:first-child img {
  aspect-ratio: 1179 / 2556;
  width: 132px;
  object-fit: cover;
  border: 7px solid #111827;
  border-radius: 25px;
}

.placeholder-media {
  min-height: 265px;
  display: grid;
  align-content: end;
  gap: 9px;
  background:
    linear-gradient(135deg, rgba(0, 27, 70, 0.06), rgba(45, 169, 191, 0.1)),
    repeating-linear-gradient(135deg, rgba(255, 255, 255, 0.55) 0 12px, rgba(216, 224, 234, 0.45) 12px 24px);
}

.placeholder-media span {
  width: max-content;
  padding: 6px 9px;
  color: #ffffff;
  background: var(--cyan);
  border-radius: var(--radius);
  font-size: 0.74rem;
  font-weight: 900;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.placeholder-media strong {
  color: var(--blue);
  font-size: 1.28rem;
}

.platform {
  color: #ffffff;
  background: var(--blue);
}

.platform .eyebrow,
.platform h2 {
  color: #ffffff;
}

.platform .section-heading p {
  color: #c7d6e7;
}

.platform-list {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.platform-list.light article {
  background: #ffffff;
  border-color: var(--line);
}

.platform-list.light h3 {
  color: var(--blue);
}

.platform-list.light p {
  color: var(--muted);
}

.platform-list article {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.16);
}

.platform-list h3 {
  color: #ffffff;
}

.platform-list p {
  color: #d9e7f1;
}

.steps {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.steps span {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  margin-bottom: 24px;
  color: #ffffff;
  background: var(--cyan);
  border-radius: 50%;
  font-weight: 900;
}

.contact {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 26px;
  align-items: center;
  background: #ffffff;
}

.contact div:first-child {
  display: grid;
  gap: 16px;
}

.contact-actions {
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(260px, 1.3fr) repeat(3, minmax(150px, 0.7fr));
  gap: clamp(24px, 5vw, 64px);
  padding: clamp(42px, 6vw, 72px) clamp(18px, 5vw, 72px) 28px;
  color: #dce8f5;
  background: #06162f;
  font-size: 0.94rem;
}

.footer-brand {
  display: grid;
  gap: 18px;
  max-width: 430px;
}

.footer-brand strong {
  color: #ffffff;
  font-size: 1.34rem;
  letter-spacing: -0.03em;
}

.footer-brand p,
.footer-column span {
  color: #aebfce;
  line-height: 1.55;
}

.footer-column {
  display: grid;
  align-content: start;
  gap: 12px;
}

.footer-column h2 {
  color: #ffffff;
  font-size: 0.82rem;
  line-height: 1.2;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-column a {
  color: #dce8f5;
}

.footer-bottom {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.13);
  color: #aebfce;
}

@keyframes reveal-up {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scroll-progress {
  from { transform: scaleX(0); }
  to { transform: scaleX(1); }
}

@keyframes pulse-frame {
  0%, 100% {
    transform: rotate(-2deg) scale(1);
    opacity: 0.55;
  }
  50% {
    transform: rotate(1.5deg) scale(1.04);
    opacity: 0.95;
  }
}

@keyframes device-float {
  0%, 100% {
    transform: translateY(0) rotate(-1.5deg);
  }
  50% {
    transform: translateY(-12px) rotate(1deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }
}

@media (max-width: 1060px) {
  .site-header {
    grid-template-columns: auto 1fr auto;
    justify-content: initial;
    row-gap: 0;
    padding-top: 0;
  }

  .desktop-nav {
    display: flex;
  }

  .hero,
  .split,
  .contact,
  .story-grid,
  .split-feature {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    max-width: 760px;
  }

  .business-grid,
  .business-grid.two,
  .platform-list,
  .steps,
  .journey,
  .teaser-grid,
  .team-grid,
  .feature-strip,
  .site-footer {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .contact-actions {
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  html,
  body,
  main,
  .hero,
  .section,
  .site-header,
  .site-footer {
    width: 100%;
    max-width: 100%;
    overflow-x: clip;
  }

  body {
    background: #ffffff;
  }

  /* FIX: Stacking Context für Menü */
  .site-header {
    grid-template-columns: auto auto;
    justify-content: space-between;
    min-height: 62px;
    padding-inline: 14px;
    z-index: 2000; /* Header muss beim Öffnen oben bleiben */
  }

  /* LÖSUNG: Wenn Menü offen, Filter weg, sonst Safari-Bug */
  body.menu-open .site-header {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: #f4f7fb;
  }

  .menu-toggle {
    display: grid;
    position: relative;
    z-index: 2100; /* Button über allem */
  }

  .desktop-nav {
    display: none;
    position: fixed;
    top: 0;
    right: 0;
    z-index: 2050; /* Menü über Overlay */
    width: min(82vw, 320px);
    height: 100dvh;
    align-content: start;
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 82px 18px 18px;
    background: #ffffff;
    border-left: 1px solid var(--line);
    box-shadow: -18px 0 48px rgba(0, 27, 70, 0.18);
    font-size: 0.8rem;
    line-height: 1.1;
  }

  .desktop-nav.is-open {
    display: grid;
  }

  /* GRAUER SCHLEIER FIX */
  body.menu-open::after {
    content: "";
    position: fixed;
    inset: 0;
    z-index: 1500; /* Zwischen Content und Menü */
    background: rgba(6, 22, 47, 0.45);
    pointer-events: auto;
  }

  body.menu-open {
    overflow: hidden;
  }

  .desktop-nav a {
    display: grid;
    min-height: 38px;
    place-items: center;
    padding: 0 8px;
    text-align: center;
    background: rgba(244, 247, 251, 0.72);
    border: 1px solid var(--line);
    border-radius: var(--radius);
  }

  .header-cta {
    min-height: 38px;
    padding-inline: 12px;
    font-size: 0.86rem;
  }

  /* FIX VERTIEFUNG: Alle Sektionen untereinander */
  .split, 
  .split.airy, 
  .story-grid, 
  .teaser-grid, 
  .journey, 
  .feature-strip,
  .hero-visual,
  .business-grid,
  .platform-list,
  .steps,
  .team-grid {
    grid-template-columns: 1fr !important;
  }

  .mobile-app-first {
    display: grid;
    gap: 18px;
    padding: 28px 16px 24px;
    color: #ffffff;
    background: var(--blue);
  }

  .mobile-app-first .eyebrow,
  .mobile-app-first h1 {
    color: #ffffff;
  }

  .mobile-app-first h1 {
    margin-top: 10px;
    font-size: clamp(2rem, 12vw, 3.35rem);
    line-height: 1;
  }

  .mobile-app-first p:not(.eyebrow) {
    margin-top: 12px;
    color: #c9d8eb;
    line-height: 1.55;
  }

  .mobile-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .mobile-actions .text-link {
    color: #ffffff;
    font-weight: 800;
  }

  .hero {
    min-height: 0;
    padding: 42px 16px 52px;
    background: #f4f7fb;
    overflow: hidden;
  }

  .hero-copy,
  .section-heading,
  .contact div:first-child {
    min-width: 0;
    max-width: 100%;
  }

  .hero-copy h1 {
    max-width: 100%;
    font-size: clamp(2.25rem, 11.5vw, 3.15rem);
    line-height: 1.04;
    overflow-wrap: anywhere;
  }

  .hero-lead {
    max-width: 100%;
    font-size: 1rem;
    overflow-wrap: anywhere;
  }

  .hero-device {
    min-height: 390px;
    width: 100%;
    max-width: 100%;
    overflow: hidden;
  }

  .device-tags span {
    min-height: 34px;
    padding: 0 11px;
    font-size: 0.78rem;
  }

  .device-tags span:nth-child(1) {
    left: 0;
    top: 10%;
  }

  .device-tags span:nth-child(2) {
    right: 0;
    top: 45%;
  }

  .device-tags span:nth-child(3) {
    left: 0;
    bottom: 8%;
  }

  .hero-actions .desktop-store {
    display: none;
  }

  .button,
  .hero-actions,
  .contact-actions {
    width: 100%;
    max-width: 100%;
  }

  .button {
    min-height: 50px;
    white-space: normal;
    text-align: center;
  }

  .proof-points div {
    min-height: auto;
  }

  .hero-visual {
    justify-items: center;
  }

  .phone-frame {
    width: min(280px, 82vw);
  }

  .phone-shell {
    width: min(230px, 62vw);
    max-height: 500px;
  }

  .seat-card {
    width: 100%;
  }

  .section {
    padding: 54px 16px;
  }

  .journey article:first-child {
    justify-items: center;
    text-align: center;
    grid-template-columns: 1fr; /* Image oben, Text unten auf mobile */
  }

  .site-footer {
    display: grid;
    padding-inline: 16px;
    grid-template-columns: 1fr;
  }
}