/* =========================================
   GRUNDLAGEN
========================================= */

:root {
  --navy: #101d32;
  --navy-2: #172943;
  --ink: #1b293b;
  --muted: #617086;
  --teal: #25b8bd;
  --teal-dark: #087f88;
  --paper: #f5f7fa;
  --line: #e1e7ee;
  --white: #fff;
  --max: 1160px;
  --radius: 18px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.65;
}

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

.container {
  width: min(var(--max), calc(100% - 48px));
  margin: 0 auto;
}

.section-space {
  padding: 110px 0;
}

/* =========================================
   NAVIGATION
========================================= */

.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.nav {
  min-height: 82px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--navy);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.25;
  white-space: nowrap;
}

.brand small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.6px;
}

.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 10px;
}

.brand-mark img {
  width: 38px;
  height: 38px;
  object-fit: contain;
}

.navlinks {
  display: flex;
  align-items: center;
  gap: 27px;
}

.navlinks > a:not(.button) {
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  transition: color 0.2s ease;
}

.navlinks > a:not(.button):hover {
  color: var(--navy-2);
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 0 22px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
  transition:
    transform 0.2s ease,
    background 0.2s ease,
    box-shadow 0.2s ease;
}

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

.button-dark {
  color: var(--white);
  background: var(--navy);
}

.button-dark:hover {
  background: var(--navy-2);
}

.button-primary {
  color: var(--white);
  background: var(--navy-2);
  box-shadow: 0 8px 22px rgba(16, 29, 50, 0.14);
}

.button-primary:hover {
  background: var(--teal-dark);
  box-shadow: 0 12px 26px rgba(16, 29, 50, 0.2);
}

.button-light {
  color: var(--navy);
  background: var(--white);
}

.button-light:hover {
  background: #e8f7f7;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--white);
  cursor: pointer;
}

.menu-toggle img {
  width: 23px;
  height: 23px;
}

/* =========================================
   HERO
========================================= */

.hero {
  position: relative;
  overflow: hidden;
  padding: 100px 0 95px;
  background:
    radial-gradient(circle at 80% 30%, rgba(30, 42, 94, 0.07), transparent 35%),
    linear-gradient(135deg, var(--paper) 0%, var(--paper) 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 75px;
}

.eyebrow,
.section-label {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-bottom: 23px;
  color: var(--teal-dark);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.8px;
  text-transform: uppercase;
}

.eyebrow-line {
  width: 28px;
  height: 2px;
  background: var(--teal-dark);
}

.hero h1 {
  max-width: 650px;
  color: var(--navy);
  font-size: clamp(38px, 4.5vw, 58px);
  line-height: 1.12;
  letter-spacing: -1.9px;
  font-weight: 700;
}

.h1span {
  color: var(--teal) !important;
}

.hero h1 span,
.intro h2 span,
.section-heading h2 span,
.datasphere h2 span,
.benefits h2 span,
.contact h2 span {
  color: var(--navy-2);
}

.hero-text {
  max-width: 570px;
  margin-top: 27px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.85;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 28px;
  margin-top: 35px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 700;
}

.text-link span {
  transition: transform 0.2s ease;
}

.text-link:hover span {
  transform: translateY(4px);
}

.hero-note {
  display: flex;
  align-items: center;
  gap: 13px;
  margin-top: 55px;
  padding-top: 19px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12px;
}

.note-mark {
  color: var(--navy-2);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
}

/* =========================================
   HERO VISUAL
========================================= */

.hero-visual {
  position: relative;
  min-height: 570px;
  padding: 22px;
  color: var(--white);
  background:
    radial-gradient(
      circle at 80% 15%,
      rgba(116, 137, 176, 0.2),
      transparent 35%
    ),
    linear-gradient(145deg, var(--navy-2), #101d32 75%);
  border-radius: 10px;
  box-shadow: 0 25px 60px rgba(16, 29, 50, 0.16);
}

.visual-topline,
.visual-footer {
  display: flex;
  justify-content: space-between;
  gap: 15px;
  color: var(--teal);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.4px;
}

.visual-main {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 76%;
  transform: translate(-50%, -45%);
}

.architecture {
  display: flex;
  align-items: center;
  flex-direction: column;
  gap: 7px;
  margin-bottom: 25px;
}

.architecture-node {
  width: 100%;
  max-width: 280px;
  padding: 10px 16px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.07);
}

.node-label {
  display: block;
  margin-bottom: 3px;
  color: var(--teal);
  font-size: 8px;
  letter-spacing: 1.5px;
}

.node-title {
  display: block;
  color: var(--white);
  font-size: 14px;
  font-weight: 700;
}

.node-cloud {
  border-color: rgba(174, 187, 208, 0.75);
  background: rgba(174, 187, 208, 0.16);
}

.architecture-connector {
  height: 17px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
}

.architecture-connector span {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--teal);
}

.visual-kicker {
  margin-bottom: 8px;
  color: var(--teal);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 2px;
}

.visual-main h2 {
  max-width: 360px;
  font-size: clamp(23px, 2.5vw, 31px);
  line-height: 1.2;
  letter-spacing: -0.7px;
}

.visual-footer {
  position: absolute;
  right: 22px;
  bottom: 22px;
  left: 22px;
  padding-top: 15px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  font-size: 9px;
  letter-spacing: 0.8px;
}

/* =========================================
   INTRO
========================================= */

.intro {
  background: var(--white);
}

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 90px;
  align-items: start;
}

.intro h2,
.section-heading h2,
.datasphere h2,
.benefits h2,
.contact h2 {
  color: var(--navy);
  font-size: clamp(30px, 3.5vw, 43px);
  line-height: 1.2;
  letter-spacing: -1px;
}

.intro-copy {
  padding-top: 5px;
}

.intro-copy p {
  margin-bottom: 19px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.9;
}

/* =========================================
   LEISTUNGEN
========================================= */

.services {
  background: var(--paper);
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 60px;
  margin-bottom: 50px;
}

.section-heading h2 {
  max-width: 560px;
}

.section-description {
  max-width: 420px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 17px;
}

.service-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 430px;
  padding: 28px 23px 25px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--white);
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    border-color 0.25s ease;
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: rgba(37, 184, 189, 0.45);
  box-shadow: 0 15px 35px rgba(16, 29, 50, 0.07);
}

.card-number {
  position: absolute;
  top: 22px;
  right: 22px;
  color: var(--teal-dark);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
}

.service-icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  margin-bottom: 26px;
  border-radius: 10px;
  background: #e8f7f7;
}

/* CSS-Icons */

.icon-search {
  position: relative;
  width: 19px;
  height: 19px;
  display: block;
  border: 2px solid var(--navy-2);
  border-radius: 50%;
}

.icon-search::after {
  position: absolute;
  right: -7px;
  bottom: -5px;
  width: 9px;
  height: 2px;
  content: "";
  transform: rotate(48deg);
  transform-origin: left;
  background: var(--navy-2);
}

.icon-strategy {
  position: relative;
  width: 25px;
  height: 22px;
  display: block;
  border: 2px solid var(--navy-2);
  border-radius: 8px;
}

.icon-strategy::before,
.icon-strategy::after {
  position: absolute;
  content: "";
  background: var(--navy-2);
}

.icon-strategy::before {
  top: 5px;
  left: 5px;
  width: 11px;
  height: 2px;
  box-shadow: 0 5px 0 var(--navy-2);
}

.icon-strategy::after {
  right: -6px;
  bottom: -5px;
  width: 8px;
  height: 2px;
  transform: rotate(-45deg);
}

.icon-cloud {
  position: relative;
  width: 26px;
  height: 16px;
  display: block;
  margin-top: 8px;
  border: 2px solid var(--navy-2);
  border-radius: 20px;
}

.icon-cloud::before {
  position: absolute;
  top: -9px;
  left: 5px;
  width: 13px;
  height: 13px;
  content: "";
  border: 2px solid var(--navy-2);
  border-bottom: 0;
  border-radius: 50% 50% 0 0;
  background: #e8f7f7;
}

.icon-transfer {
  position: relative;
  width: 25px;
  height: 22px;
  display: block;
  border-top: 2px solid var(--navy-2);
  border-bottom: 2px solid var(--navy-2);
}

.icon-transfer::before,
.icon-transfer::after {
  position: absolute;
  width: 9px;
  height: 9px;
  content: "";
  border-top: 2px solid var(--navy-2);
  border-right: 2px solid var(--navy-2);
}

.icon-transfer::before {
  top: -5px;
  right: 0;
  transform: rotate(45deg);
}

.icon-transfer::after {
  bottom: -5px;
  left: 0;
  transform: rotate(225deg);
}

.service-card h3 {
  margin-bottom: 13px;
  color: var(--navy);
  font-size: 18px;
  line-height: 1.35;
}

.service-card > p {
  margin-bottom: 20px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}

.service-card ul {
  display: grid;
  gap: 9px;
  margin: 0 0 25px;
  padding: 0;
  list-style: none;
}

.service-card li {
  position: relative;
  padding-left: 15px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.5;
}

.service-card li::before {
  position: absolute;
  top: 7px;
  left: 0;
  width: 5px;
  height: 5px;
  content: "";
  border-radius: 50%;
  background: var(--navy-2);
}

.card-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: var(--teal-dark);
  font-size: 12px;
  font-weight: 700;
}

.card-link span {
  transition: transform 0.2s ease;
}

.card-link:hover span {
  transform: translate(3px, -3px);
}

/* =========================================
   DATASPHERE BEREICH
========================================= */

.datasphere {
  background: var(--white);
}

.datasphere-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  align-items: center;
  gap: 85px;
}

.datasphere-visual {
  position: relative;
  min-height: 420px;
  padding: 23px;
  color: var(--white);
  border-radius: 10px;
  background:
    radial-gradient(
      circle at 50% 50%,
      rgba(116, 137, 176, 0.2),
      transparent 55%
    ),
    linear-gradient(145deg, var(--navy-2), #101d32 75%);
  box-shadow: 0 20px 45px rgba(16, 29, 50, 0.12);
}

.datasphere-topline,
.datasphere-bottom {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: var(--teal);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 1.2px;
}

.data-flow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 84%;
  display: grid;
  grid-template-columns: 1fr 35px 1.2fr;
  align-items: center;
  gap: 8px;
  transform: translate(-50%, -50%);
}

.data-source-list,
.data-targets {
  display: flex;
  flex-direction: column;
  gap: 13px;
}

.data-source,
.data-targets div {
  padding: 12px 10px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.07);
  color: #edf1f8;
  font-size: 10px;
  text-align: center;
}

.source-dot {
  width: 6px;
  height: 6px;
  display: inline-block;
  margin-right: 5px;
  border-radius: 50%;
  background: var(--teal);
}

.flow-lines {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 13px;
}

.flow-lines span {
  height: 1px;
  width: 100%;
  background: rgba(174, 187, 208, 0.7);
}

.datasphere-core {
  display: flex;
  align-items: center;
  flex-direction: column;
  justify-content: center;
  min-height: 115px;
  padding: 12px 7px;
  border: 1px solid rgba(174, 187, 208, 0.8);
  border-radius: 10px;
  background: rgba(174, 187, 208, 0.15);
  text-align: center;
}

.core-small {
  margin-bottom: 8px;
  color: var(--teal);
  font-size: 7px;
  letter-spacing: 1px;
}

.datasphere-core strong {
  font-size: 20px;
  letter-spacing: 1px;
}

.core-name {
  color: #d3dce9;
  font-size: 11px;
}

.datasphere-bottom {
  position: absolute;
  right: 23px;
  bottom: 22px;
  left: 23px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  font-size: 8px;
}

.datasphere-content h2 {
  margin-bottom: 24px;
}

.datasphere-content > p:not(.section-label) {
  margin-bottom: 17px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.9;
}

.datasphere-points {
  display: grid;
  gap: 13px;
  margin: 28px 0 32px;
}

.datasphere-points div {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-size: 13px;
}

.point-check {
  width: 21px;
  height: 21px;
  display: grid;
  flex-shrink: 0;
  place-items: center;
  border-radius: 50%;
  background: #e8f7f7;
  color: var(--navy-2);
  font-size: 12px;
  font-weight: 700;
}

/* =========================================
   VORTEILE
========================================= */

.benefits {
  color: var(--white);
  background:
    radial-gradient(
      circle at 10% 90%,
      rgba(116, 137, 176, 0.12),
      transparent 30%
    ),
    var(--navy);
}

.benefits-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 100px;
}

.benefits .section-label {
  color: var(--teal);
}

.benefits h2 {
  margin-bottom: 24px;
  color: var(--white);
}

.benefits h2 span {
  color: var(--teal);
}

.benefits-intro > p:not(.section-label) {
  max-width: 420px;
  margin-bottom: 30px;
  color: #c5d2df;
  font-size: 14px;
  line-height: 1.9;
}

.benefit-list {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.benefit-item {
  display: grid;
  grid-template-columns: 45px 1fr;
  gap: 18px;
  padding: 25px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.benefit-index {
  color: var(--teal);
  font-size: 12px;
  font-weight: 700;
}

.benefit-item h3 {
  margin-bottom: 7px;
  color: var(--white);
  font-size: 17px;
}

.benefit-item p {
  max-width: 470px;
  color: #c5d2df;
  font-size: 13px;
  line-height: 1.8;
}

/* =========================================
   VORGEHEN
========================================= */

.process {
  background: var(--white);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 25px;
}

.process-step {
  padding: 25px 20px 20px 0;
  border-top: 2px solid var(--line);
}

.step-number {
  display: inline-block;
  margin-bottom: 23px;
  color: var(--navy-2);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
}

.process-step h3 {
  margin-bottom: 12px;
  color: var(--navy);
  font-size: 18px;
}

.process-step p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.8;
}

/* =========================================
   KONTAKT
========================================= */

.contact {
  padding-top: 30px;
  background: var(--white);
}

.contact-panel {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  align-items: center;
  gap: 60px;
  padding: 65px 70px;
  border-radius: 10px;
  background:
    radial-gradient(
      circle at 90% 20%,
      rgba(116, 137, 176, 0.17),
      transparent 35%
    ),
    var(--paper);
}

.contact h2 {
  max-width: 650px;
  margin-bottom: 18px;
}

.contact-copy > p:last-child {
  max-width: 570px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.85;
}

.contact-action {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  gap: 13px;
}

.contact-email {
  color: var(--navy);
  font-size: 14px;
  font-weight: 700;
}

.contact-location {
  color: var(--muted);
  font-size: 11px;
}

/* =========================================
   FOOTER
========================================= */

footer {
  padding: 27px 0;
  color: #c5d2df;
  background: #0b1729;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 25px;
  font-size: 11px;
}

.footer-brand {
  color: var(--white);
  font-size: 13px;
  font-weight: 700;
}

.footer-links {
  display: flex;
  gap: 22px;
}

.footer-links a {
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: var(--white);
}

/* =========================================
   RESPONSIVE DESIGN
========================================= */

@media (max-width: 1100px) {
  .hero-grid {
    gap: 40px;
  }

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

  .service-card {
    min-height: 390px;
  }

  .benefits-grid {
    gap: 55px;
  }

  .datasphere-grid {
    gap: 45px;
  }

  .contact-panel {
    padding: 50px;
  }
}

@media (max-width: 850px) {
  .section-space {
    padding: 80px 0;
  }

  .nav {
    min-height: 72px;
  }

  .menu-toggle {
    display: grid;
    place-items: center;
  }

  .navlinks {
    position: absolute;
    top: 72px;
    right: 0;
    left: 0;
    display: none;
    align-items: stretch;
    flex-direction: column;
    gap: 0;
    padding: 15px 24px 25px;
    border-bottom: 1px solid var(--line);
    background: var(--white);
    box-shadow: 0 15px 25px rgba(16, 29, 50, 0.08);
  }

  .navlinks.open {
    display: flex;
  }

  .navlinks > a:not(.button) {
    padding: 13px 0;
    border-bottom: 1px solid var(--line);
  }

  .navlinks .button {
    margin-top: 15px;
  }

  .hero {
    padding: 75px 0;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 55px;
  }

  .hero-content {
    max-width: 650px;
  }

  .hero-visual {
    min-height: 430px;
  }

  .intro-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .section-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 20px;
  }

  .datasphere-grid {
    grid-template-columns: 1fr;
    gap: 45px;
  }

  .datasphere-visual {
    min-height: 390px;
  }

  .benefits-grid {
    grid-template-columns: 1fr;
    gap: 50px;
  }

  .process-grid {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 35px;
  }

  .contact-panel {
    grid-template-columns: 1fr;
    gap: 35px;
    padding: 45px;
  }

  .footer-inner {
    flex-wrap: wrap;
  }
}

@media (max-width: 520px) {
  .container {
    width: min(calc(100% - 36px), var(--max));
  }

  .section-space {
    padding: 65px 0;
  }

  .hero {
    padding: 60px 0;
  }

  .hero h1 {
    font-size: 39px;
  }

  .hero-text {
    font-size: 14px;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 20px;
  }

  .hero-note {
    margin-top: 35px;
  }

  .hero-visual {
    min-height: 410px;
    padding: 17px;
  }

  .visual-main {
    width: 85%;
  }

  .visual-main h2 {
    font-size: 25px;
  }

  .visual-footer {
    right: 17px;
    left: 17px;
    font-size: 8px;
  }

  .service-grid {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: auto;
  }

  .datasphere-visual {
    min-height: 340px;
    padding: 17px;
  }

  .data-flow {
    width: 90%;
    grid-template-columns: 1fr 20px 1fr;
    gap: 5px;
  }

  .data-source,
  .data-targets div {
    padding: 10px 5px;
    font-size: 8px;
  }

  .datasphere-core {
    min-height: 95px;
  }

  .datasphere-core strong {
    font-size: 17px;
  }

  .datasphere-bottom {
    right: 17px;
    left: 17px;
    font-size: 7px;
  }

  .process-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .process-step {
    padding-top: 18px;
  }

  .contact-panel {
    padding: 30px 23px;
  }

  .contact h2,
  .intro h2,
  .section-heading h2,
  .datasphere h2,
  .benefits h2 {
    font-size: 31px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }

  .footer-links {
    flex-wrap: wrap;
    gap: 15px;
  }
}

/* =========================================
   REDUZIERTE BEWEGUNG
========================================= */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}