:root {
  --bg: #06131f;
  --bg-soft: #0c1d2c;
  --card: rgba(255, 255, 255, 0.06);
  --card-strong: rgba(255, 255, 255, 0.1);
  --text: #eef6fb;
  --muted: #9bb3c7;
  --primary: #11b5e8;
  --primary-dark: #0a89c8;
  --accent: #c6874c;
  --line: rgba(255, 255, 255, 0.14);
  --radius: 28px;
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  scroll-behavior: smooth;
}

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

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

p {
  color: var(--muted);
  line-height: 1.7;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 10px;
  background: white;
  color: #06131f;
  padding: 10px 14px;
  border-radius: 12px;
  z-index: 999;
}

.skip-link:focus {
  left: 10px;
}

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: auto;
}

/* Header / Navigation */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(6, 19, 31, 0.7);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}

.announcement {
  text-align: center;
  padding: 10px 16px;
  color: #dff8ff;
  font-size: .9rem;
  border-bottom: 1px solid var(--line);
  background: rgba(17, 181, 232, .08);
}

.announcement a {
  font-weight: 700;
}

.nav-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.logo,
.nav-actions {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.logo {
  font-weight: 900;
  letter-spacing: -.04em;
  font-size: 1.25rem;
}

.logo-dot {
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: linear-gradient(135deg, #8bd7eb, var(--primary));
  box-shadow: 0 0 0 7px rgba(17, 181, 232, .12);
}

.nav-links {
  display: flex;
  gap: 26px;
  color: var(--muted);
  font-size: .95rem;
}

.nav-links a {
  transition: color .25s ease;
}

.nav-links a:hover,
.phone:hover {
  color: white;
}

.phone {
  color: var(--muted);
  font-size: .9rem;
  transition: color .25s ease;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(255, 255, 255, .04);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: white;
}

.mobile-menu {
  padding: 0 16px 18px;
  display: grid;
  gap: 10px;
}

.mobile-menu a {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  color: var(--muted);
  background: rgba(255, 255, 255, .03);
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 800;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
  white-space: nowrap;
}

.btn.small {
  min-height: 44px;
  padding: 0 18px;
}

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

.primary {
  color: white;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  box-shadow: 0 18px 52px rgba(17, 181, 232, .25);
}

.secondary {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .04);
  color: white;
}

.secondary:hover {
  background: rgba(255, 255, 255, .08);
}

/* Hero Section */

.hero-premium {
  position: relative;
  min-height: 92vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  isolation: isolate;
  background: var(--bg);
}

/* Video liegt ganz hinten */
.hero-video-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.hero-video-bg video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;

  /* Premium / askLio-ähnlicher Background-Effekt */
  filter: blur(55px) brightness(0.55) saturate(1.35);
  transform: scale(1.12);
  opacity: .85;
}

/* Partikel liegen über dem Video, aber unter dem Text */
#particleCanvas {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  opacity: .55;
  pointer-events: none;
}

/* Dunkler Verlauf für Lesbarkeit */
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    radial-gradient(circle at 20% 25%, rgba(17, 181, 232, .22), transparent 28%),
    radial-gradient(circle at 78% 28%, rgba(198, 135, 76, .16), transparent 24%),
    linear-gradient(180deg, rgba(6, 19, 31, .22), #06131f 96%);
}

/* Glows liegen über Video/Overlay, aber unter dem Text */
.hero-glow {
  position: absolute;
  border-radius: 999px;
  filter: blur(70px);
  opacity: .75;
  z-index: 3;
  pointer-events: none;
  animation: glowMove 12s ease-in-out infinite alternate;
}

.glow-one {
  width: 420px;
  height: 420px;
  left: 8%;
  top: 20%;
  background: rgba(17, 181, 232, .32);
}

.glow-two {
  width: 360px;
  height: 360px;
  right: 12%;
  top: 16%;
  background: rgba(139, 215, 235, .22);
  animation-delay: 2s;
}

.glow-three {
  width: 300px;
  height: 300px;
  right: 28%;
  bottom: 10%;
  background: rgba(198, 135, 76, .2);
  animation-delay: 4s;
}

@keyframes glowMove {
  from {
    transform: translate3d(-20px, -10px, 0) scale(1);
  }

  to {
    transform: translate3d(30px, 25px, 0) scale(1.18);
  }
}

/* Text und Systemkarte liegen ganz oben */
.hero-premium-grid {
  position: relative;
  z-index: 5;
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 56px;
  align-items: center;
  padding: 120px 0;
}

.eyebrow {
  margin: 0 0 18px;
  color: #8bd7eb;
  text-transform: uppercase;
  letter-spacing: .14em;
  font-weight: 900;
  font-size: .8rem;
}

.hero-content h1 {
  max-width: 11ch;
  margin: 0 0 24px;
  font-size: clamp(3rem, 6vw, 6.4rem);
  line-height: .92;
  letter-spacing: -.075em;
}

.hero-lead {
  max-width: 620px;
  margin: 0 0 22px;
  color: var(--muted);
  font-size: 1.15rem;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 34px;
}

.award-pill {
  display: inline-flex;
  margin-top: 26px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, .05);
  color: #dff8ff;
  font-weight: 700;
}

/* Hero System Card als Kachel-Design */

.hero-system-card {
  position: relative;
  min-height: 560px;
  border-radius: 42px;
  border: 1px solid rgba(255, 255, 255, .14);
  background:
    radial-gradient(circle at 50% 0%, rgba(17, 181, 232, .22), transparent 38%),
    linear-gradient(180deg, rgba(255, 255, 255, .09), rgba(255, 255, 255, .035));
  backdrop-filter: blur(26px);
  box-shadow:
    0 30px 90px rgba(0, 0, 0, .35),
    inset 0 1px 0 rgba(255, 255, 255, .14);
  overflow: hidden;
}

.hero-system-card::before {
  content: "";
  position: absolute;
  inset: -45%;
  background:
    conic-gradient(
      from 180deg,
      transparent,
      rgba(17, 181, 232, .3),
      transparent,
      rgba(198, 135, 76, .18),
      transparent
    );
  animation: rotateGlow 18s linear infinite;
  opacity: .75;
}

.hero-system-card::after {
  content: "";
  position: absolute;
  inset: 1px;
  border-radius: 41px;
  background:
    linear-gradient(180deg, rgba(6, 19, 31, .68), rgba(6, 19, 31, .9));
}

@keyframes rotateGlow {
  to {
    transform: rotate(360deg);
  }
}

.hero-tile-panel {
  padding: 34px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 26px;
}

.hero-tile-panel > * {
  position: relative;
  z-index: 3;
}

.hero-panel-header {
  max-width: 430px;
}

.panel-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  padding: 9px 13px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .16);
  background: rgba(255, 255, 255, .06);
  color: #8bd7eb;
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.panel-kicker::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #11b5e8;
  box-shadow: 0 0 18px rgba(17, 181, 232, .9);
}

.hero-panel-header h2 {
  margin: 0 0 14px;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1;
  letter-spacing: -.055em;
  color: #fff;
}

.hero-panel-header p {
  margin: 0;
  max-width: 390px;
  color: rgba(238, 246, 251, .72);
  font-size: .98rem;
  line-height: 1.65;
}

.hero-tile-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.hero-tile {
  min-height: 142px;
  padding: 18px;
  border-radius: 24px;
  border: 1px solid rgba(255, 255, 255, .14);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .105), rgba(255, 255, 255, .045));
  box-shadow:
    0 18px 40px rgba(0, 0, 0, .18),
    inset 0 1px 0 rgba(255, 255, 255, .1);
  transition: transform .25s ease, background .25s ease, border-color .25s ease;
}

.hero-tile:hover {
  transform: translateY(-4px);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .14), rgba(255, 255, 255, .06));
  border-color: rgba(139, 215, 235, .34);
}

.hero-tile-wide {
  grid-column: span 2;
  min-height: 118px;
}

.tile-icon {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 16px;
  border-radius: 14px;
  color: #06131f;
  background: linear-gradient(135deg, #8bd7eb, #11b5e8);
  font-size: .78rem;
  font-weight: 900;
  box-shadow: 0 12px 34px rgba(17, 181, 232, .26);
}

.hero-tile strong {
  display: block;
  margin-bottom: 8px;
  color: #fff;
  font-size: 1.02rem;
  letter-spacing: -.02em;
}

.hero-tile p {
  margin: 0;
  color: rgba(238, 246, 251, .66);
  font-size: .9rem;
  line-height: 1.55;
}

.hero-status-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.hero-status-row div {
  padding: 18px 20px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, .14);
  background: rgba(255, 255, 255, .055);
}

.hero-status-row span {
  display: block;
  margin-bottom: 6px;
  color: rgba(238, 246, 251, .56);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.hero-status-row strong {
  color: #fff;
  font-size: 1.15rem;
  letter-spacing: -.03em;
}

/* Sections */

.section {
  padding: 90px 0;
}

.section h2 {
  max-width: 760px;
  margin: 0 0 28px;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1;
  letter-spacing: -.05em;
}

.section-soft {
  background: linear-gradient(180deg, rgba(255, 255, 255, .03), rgba(255, 255, 255, .01));
}

.logo-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}

.logo-grid span {
  min-height: 78px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 22px;
  color: rgba(255, 255, 255, .72);
  background: rgba(255, 255, 255, .03);
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-size: .78rem;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.engine-visual {
  min-height: 360px;
  border: 1px solid var(--line);
  border-radius: 36px;
  background:
    radial-gradient(circle at 50% 0, rgba(17, 181, 232, .18), transparent 35%),
    var(--card);
  padding: 34px;
  display: grid;
  align-content: center;
  gap: 18px;
}

.request-card,
.engine-stack span {
  display: block;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, .07);
  font-weight: 800;
}

.flow-line {
  width: 2px;
  height: 42px;
  margin-left: 30px;
  background: linear-gradient(var(--primary), transparent);
}

.engine-stack {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.narrow {
  max-width: 820px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.card {
  padding: 28px;
  min-height: 220px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  box-shadow: 0 18px 60px rgba(0, 0, 0, .18);
  transition: transform .25s ease, background .25s ease;
}

.card:hover {
  transform: translateY(-5px);
  background: var(--card-strong);
}

.card span {
  color: #8bd7eb;
  font-weight: 900;
}

.card h3 {
  margin: 18px 0 12px;
  font-size: 1.3rem;
}

.overflow-hidden {
  overflow: hidden;
}

.agent-marquee {
  margin-top: 28px;
  overflow: hidden;
  border-block: 1px solid var(--line);
  background: rgba(255, 255, 255, .03);
}

.agent-track {
  width: max-content;
  display: flex;
  gap: 16px;
  padding: 22px 0;
  animation: marquee 24s linear infinite;
}

.agent-track span {
  padding: 18px 24px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, .06);
  font-weight: 900;
}

@keyframes marquee {
  to {
    transform: translateX(-50%);
  }
}

.steps {
  display: grid;
  gap: 14px;
}

.step {
  padding: 20px 24px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: var(--card);
  display: grid;
  gap: 7px;
}

.step strong {
  color: white;
}

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

/* CTA */

.cta {
  text-align: center;
}

.cta-box {
  padding: 70px 28px;
  border-radius: 36px;
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at 50% 0%, rgba(17, 181, 232, .18), transparent 35%),
    var(--card);
}

.cta-box h2 {
  margin-left: auto;
  margin-right: auto;
}

.cta-box p {
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.contact-links {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 28px;
}

/* Footer */

.footer {
  border-top: 1px solid var(--line);
  padding: 38px 0;
  color: var(--muted);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
}

/* Responsive */

@media (max-width: 980px) {
  .hero-premium-grid,
  .split {
    grid-template-columns: 1fr;
  }

  .hero-premium-grid {
    padding: 90px 0;
  }

  .hero-content h1 {
    max-width: 100%;
  }

  .hero-system-card {
    min-height: auto;
  }

  .feature-grid,
  .logo-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .nav-links,
  .phone {
    display: none;
  }

  .menu-toggle {
    display: inline-block;
  }

  .hero-premium {
    min-height: auto;
  }

  .hero-premium-grid {
    padding: 74px 0;
    gap: 38px;
  }

  .hero-content h1 {
    font-size: clamp(2.6rem, 14vw, 4rem);
  }

  .hero-lead {
    font-size: 1.02rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .award-pill {
    border-radius: 20px;
    line-height: 1.5;
  }

  .hero-tile-panel {
    padding: 24px;
    border-radius: 30px;
  }

  .hero-system-card::after {
    border-radius: 29px;
  }

  .hero-tile-grid,
  .hero-status-row {
    grid-template-columns: 1fr;
  }

  .hero-tile-wide {
    grid-column: auto;
  }

  .hero-panel-header h2 {
    font-size: clamp(1.8rem, 9vw, 2.4rem);
  }

  .feature-grid,
  .logo-grid,
  .engine-stack {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 72px 0;
  }

  .section h2 {
    font-size: clamp(2rem, 10vw, 3rem);
  }

  .footer-inner {
    flex-direction: column;
  }
}

/* Motion reduzieren */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}