/* 
   LOESUNGEN.CSS - Styles für Lösungen-Seite
*/

/* Burger Menu - gleiche Position wie auf index.html */
.page-loesungen .burger-menu-container {
  margin-top: 42px;
}

.page-loesungen .header-actions {
  margin-right: -10px !important;
}

/* R1-SEGMENT: Hero Section */
.hero-section {
  padding: var(--spacing-2xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-title {
  margin-bottom: var(--spacing-md);
  background: linear-gradient(
    135deg,
    var(--text-primary) 0%,
    var(--heise-blue) 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2xl);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

/* Feature Cards Grid */
.feature-grid {
  display: grid;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

@media (min-width: 768px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .feature-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  padding: var(--spacing-xl);
  text-align: center;
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-base);
}

.feature-card.animate-in {
  opacity: 1;
  transform: translateY(0);
}

.feature-card[data-delay="100"].animate-in {
  transition-delay: 0.1s;
}

.feature-card[data-delay="200"].animate-in {
  transition-delay: 0.2s;
}

.card-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  display: inline-block;
  transition: transform var(--transition-base);
}

.feature-card:hover .card-icon {
  transform: scale(1.1) rotate(5deg);
}

.card-title {
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.card-description {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.card-metric {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(0, 104, 199, 0.2);
}

.metric-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-green);
  line-height: 1;
}

.metric-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-top: var(--spacing-xs);
}

/* CTA Container */
.cta-container {
  margin-top: var(--spacing-2xl);
  text-align: center;
}

.cta-arrow {
  transition: transform var(--transition-fast);
}

.cta-button:hover .cta-arrow {
  transform: translateX(4px);
}

/* R2-SEGMENT: Case Studies */
.case-studies-section {
  padding: var(--spacing-2xl) 0;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(0, 104, 199, 0.05) 100%
  );
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.case-studies-grid {
  display: grid;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

@media (min-width: 1024px) {
  .case-studies-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.case-study-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  transform: translateX(-50px);
  transition: all var(--transition-slow);
}

.case-study-card.slide-in-left {
  transform: translateX(-50px);
}

.case-study-card.slide-in-right {
  transform: translateX(50px);
}

.case-study-card.animate-in {
  opacity: 1;
  transform: translateX(0);
}

.case-image {
  width: 100%;
  height: 240px;
  overflow: hidden;
  position: relative;
}

.case-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.case-study-card:hover .case-image img {
  transform: scale(1.05);
}

.case-content {
  padding: var(--spacing-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.case-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-xs);
}

.case-title {
  margin-bottom: var(--spacing-md);
  color: var(--heise-blue);
}

.case-problem,
.case-solution {
  margin-bottom: var(--spacing-md);
}

.problem-label {
  color: var(--warning);
  display: block;
  margin-bottom: var(--spacing-xs);
}

.solution-label {
  color: var(--accent-green);
  display: block;
  margin-bottom: var(--spacing-xs);
}

.case-problem p,
.case-solution p {
  margin: 0;
  color: var(--text-secondary);
}

.case-link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--heise-blue);
  font-weight: 600;
  transition: all var(--transition-fast);
  position: relative;
}

.case-link::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--heise-blue);
  transition: width var(--transition-base);
}

.case-link:hover::after {
  width: calc(100% - 24px);
}

/* R3-SEGMENT: Tech Features */
.tech-section {
  padding: var(--spacing-2xl) 0;
  background: linear-gradient(
    180deg,
    rgba(0, 104, 199, 0.05) 0%,
    transparent 100%
  );
}

.tech-grid {
  display: grid;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

@media (min-width: 768px) {
  .tech-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .tech-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.tech-item {
  text-align: center;
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-base);
}

.tech-item.animate-in {
  opacity: 1;
  transform: translateY(0);
}

.tech-item[data-delay="100"].animate-in {
  transition-delay: 0.1s;
}

.tech-item[data-delay="200"].animate-in {
  transition-delay: 0.2s;
}

.tech-item[data-delay="300"].animate-in {
  transition-delay: 0.3s;
}

.tech-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  display: inline-block;
  transition: transform var(--transition-base);
}

.tech-item:hover .tech-icon {
  transform: rotate(360deg);
}

.tech-title {
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.tech-description {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.tech-footer {
  text-align: center;
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-top: var(--spacing-2xl);
}

.tech-footer strong {
  color: var(--heise-blue);
}

/* 
   ZUSÄTZLICHE STYLES AUS LOESUNGEN.HTML
*/

/* 
   MOBILE LINKS - ALLE BLAU (#0068c7)
*/
@media (max-width: 768px) {
  a,
  a:link,
  a:visited,
  a:active,
  a:focus {
    color: #0068c7 !important;
    -webkit-text-fill-color: #0068c7 !important;
  }

  a:hover {
    color: #0052a3 !important;
    -webkit-text-fill-color: #0052a3 !important;
  }
}

/* 
       LÖSUNGEN-SEITE SPEZIFISCHE STYLES
       Nutzt CSS-Variablen aus styles.css für Theme-Support
*/

/* Zusätzliche Spacing-/Transition-Variablen für Lösungsseite */
:root {
  --spacing-4xl: 96px;
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  --font-size-xs: 0.75rem;
  --font-family: var(
    --font-sans,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    "Helvetica Neue",
    Arial,
    sans-serif
  );
  /* Accent colors that adapt to theme */
  --color-accent-cyan: var(--color-primary-muted);
  --color-accent-orange: var(--color-warning);
  --color-accent-green: var(--color-success);
}

/* 
       WEBSITE MOCKUP CARDS (Fallback für Screenshots)
 */
.website-mockup {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.mockup-browser-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mockup-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.mockup-dot.red {
  background: #ff5f57;
}
.mockup-dot.yellow {
  background: #ffbd2e;
}
.mockup-dot.green {
  background: #28ca42;
}

.mockup-url {
  flex: 1;
  margin-left: 8px;
  padding: 4px 12px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  font-size: 10px;
  color: rgba(255, 255, 255, 0.5);
  font-family: monospace;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mockup-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
  text-align: center;
}

.mockup-logo {
  width: 60px;
  height: 60px;
  background: var(--color-primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: 700;
  color: white;
  margin-bottom: 12px;
  box-shadow: 0 4px 20px rgba(47, 129, 247, 0.4);
}

.mockup-title {
  font-size: 14px;
  font-weight: 600;
  color: white;
  margin-bottom: 4px;
}

.mockup-subtitle {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.5);
}

.mockup-elements {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}

.mockup-element {
  width: 40px;
  height: 6px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 3px;
}

.mockup-element.wide {
  width: 60px;
}
.mockup-element.accent {
  background: var(--color-primary);
  opacity: 0.6;
}

/* R1 Mockup Varianten */
.r1-screenshot .website-mockup {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

/* R2 Mockup Varianten */
.r2-card-image .website-mockup {
  height: 280px;
}

/* R3 Mockup Varianten - mit Clip-Path */
.r3-card-image .website-mockup {
  filter: grayscale(100%);
  transition: filter var(--transition-slow);
}

.r3-card:hover .r3-card-image .website-mockup {
  filter: grayscale(0%);
}

/* 
       RESET & BASE
 */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-fg-default);
  background-color: var(--color-bg-canvas);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

/* 
       HEADER / NAVIGATION - Nutzt landing-header aus styles.css
 */
.header-content {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: 30px;
  margin-left: 40px;
}

.logo img {
  height: 32px;
  width: auto;
}

.footer-logo {
  display: flex;
  align-items: center;
}

.footer-logo img {
  height: 24px;
  width: auto;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: var(--color-brand-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
}

.nav-links {
  display: flex;
  gap: var(--spacing-xl);
  list-style: none;
}

.nav-links a {
  color: var(--color-fg-muted);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-primary);
}

.header-cta {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: all var(--transition-fast);
}

.header-cta:hover {
  background: var(--color-primary-soft);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

/* 
       PAGE HERO
 */
.page-hero {
  position: relative;
  padding: 250px var(--spacing-xl) var(--spacing-3xl);
  text-align: center;
  min-height: 85vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

.page-hero-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.page-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    180deg,
    var(--video-overlay-start, rgba(13, 17, 23, 0.85)) 0%,
    var(--video-overlay-end, rgba(22, 27, 34, 0.9)) 100%
  );
  z-index: 1;
}

.page-hero-content {
  position: relative;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  max-width: 1100px;
  width: 100%;
  padding: 0 var(--spacing-xl);
  padding-left: calc(var(--spacing-xl) * 6.5);
  margin-right: auto;
  transform: translate(-120px, -35px);
}

.page-hero h1 {
  font-size: 4.5rem;
  font-weight: 600;
  margin-bottom: 24px;
  color: #ffffffcb;
  letter-spacing: -0.01em;
  min-height: 1.2em;
}

/* ID-Selektoren überschreiben responsive-fixes.css zuverlässig */
#heroTitle {
  font-size: 4.5rem !important;
}

#heroSubtitle {
  font-size: 1.45rem !important;
}

.page-hero h1 .typewriter-cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--color-fg-muted);
  margin-left: 2px;
  animation: blink 0.8s infinite;
  vertical-align: text-bottom;
}

@keyframes blink {
  0%,
  50% {
    opacity: 1;
  }
  51%,
  100% {
    opacity: 0;
  }
}

.page-hero p {
  font-size: 1.45rem;
  color: var(--color-fg-muted);
  max-width: 700px;
  margin: 0;
  line-height: 1.7;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.page-hero p.visible {
  opacity: 1;
}

.hero-cta-container {
  display: flex;
  gap: var(--spacing-xl);
  justify-content: flex-start;
  flex-wrap: wrap;
  margin-top: var(--spacing-2xl);
  opacity: 0;
  transition: opacity 0.5s ease 0.3s;
  width: 100%;
}

.hero-cta-container.visible {
  opacity: 1;
}

.hero-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0;
  font-family: Arial, sans-serif;
  font-size: 0.95rem;
  font-weight: 400;
  text-decoration: none !important;
  border: none;
  background: transparent;
  cursor: pointer;
  transition: all 0.3s ease;
  color: var(--color-fg-default) !important;
  -webkit-text-fill-color: var(--color-fg-default) !important;
}

.hero-cta-primary,
.hero-cta-primary:link,
.hero-cta-primary:visited,
.hero-cta-primary:active,
.hero-cta-primary:focus {
  color: var(--color-fg-default) !important;
  -webkit-text-fill-color: var(--color-fg-default) !important;
}

.hero-cta-primary:hover {
  color: var(--color-accent-cyan) !important;
  -webkit-text-fill-color: var(--color-accent-cyan) !important;
}

.hero-cta-secondary,
.hero-cta-secondary:link,
.hero-cta-secondary:visited,
.hero-cta-secondary:active,
.hero-cta-secondary:focus,
a.hero-cta-secondary,
a.hero-cta-secondary:link,
a.hero-cta-secondary:visited,
a.hero-cta-secondary:active,
a.hero-cta-secondary:focus {
  color: var(--color-fg-default) !important;
  -webkit-text-fill-color: var(--color-fg-default) !important;
  text-decoration: none !important;
}

.hero-cta-secondary:hover,
a.hero-cta-secondary:hover {
  color: var(--color-accent-cyan) !important;
  -webkit-text-fill-color: var(--color-accent-cyan) !important;
}

.hero-cta svg {
  width: 16px;
  height: 16px;
  transition: transform 0.3s ease;
}

/* Pfeil-Animation bei Hover */
.hero-cta:hover svg {
  transform: translateX(4px);
}

/* Underline-Effekt */
.hero-cta::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width 0.3s ease;
}

.hero-cta:hover::after {
  width: 100%;
}

/* Video/Matte Toggle Button */
.hero-bg-toggle {
  position: absolute;
  bottom: 30px;
  right: 30px;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background: var(--glass-bg, rgba(22, 27, 34, 0.85));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border-default);
  border-radius: 8px;
  color: var(--color-fg-muted);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.hero-bg-toggle:hover {
  background: var(--glass-bg, rgba(30, 36, 44, 0.95));
  border-color: var(--color-primary-muted);
  color: var(--color-fg-default);
}

.hero-bg-toggle svg {
  width: 18px;
  height: 18px;
  stroke: currentColor;
}

/* Neural Network Canvas - Desktop, Tablet & Mobile */
#particleNetworkCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 3;
  pointer-events: auto;
  touch-action: none; /* Bessere Touch-Kontrolle */
}

/* Video ausblenden wenn matte Oberfläche aktiv */
.page-hero.matte-mode .page-hero-video {
  opacity: 0;
  visibility: hidden;
}

.page-hero.matte-mode .page-hero-overlay {
  background: var(--color-bg-canvas);
}

@media (max-width: 768px) {
  .hero-bg-toggle {
    bottom: 15px;
    right: 15px;
    padding: 8px 12px;
    font-size: 0.75rem;
  }
}

/*
       SEGMENT R1 - Case Studies mit schwebenden Screenshots
  */
.segment-r1 {
  background: var(--color-bg-card);
  padding: var(--spacing-4xl) var(--spacing-xl);
}

.r1-container {
  max-width: 1440px;
  margin: 0 auto;
}

.r1-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-3xl);
}

@media (max-width: 1024px) {
  .r1-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-4xl);
  }
}

.r1-case-study {
  display: flex;
  flex-direction: column;
}

.r1-category {
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-fg-subtle);
  margin-bottom: var(--spacing-sm);
}

.r1-title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-fg-default);
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

.r1-description {
  font-size: var(--font-size-base);
  color: var(--color-fg-muted);
  line-height: 1.7;
  margin-bottom: var(--spacing-lg);
  max-width: 500px;
}

.r1-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 600;
  color: var(--color-primary-muted);
  transition: all var(--transition-fast);
}

.r1-link:hover {
  color: var(--color-primary);
}

.r1-link:hover .r1-arrow {
  transform: translateX(4px);
}

.r1-arrow {
  transition: transform var(--transition-fast);
}

/* Schwebende Screenshots Container */
.r1-screenshots {
  position: relative;
  height: 450px;
  margin-top: var(--spacing-xl);
}

.r1-screenshot {
  position: absolute;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  transition: all var(--transition-base);
  background: var(--color-bg-elevated);
}

.r1-screenshot:hover {
  transform: translateY(-8px) scale(1.02);
  z-index: 10 !important;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

.r1-screenshot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top left;
}

/* Screenshot Positionen - Case Study 1 (4 Screenshots) */
.r1-case-study:first-child .r1-screenshot:nth-child(1) {
  width: 280px;
  height: 180px;
  top: 0;
  left: 0;
  z-index: 3;
}

.r1-case-study:first-child .r1-screenshot:nth-child(2) {
  width: 240px;
  height: 160px;
  top: 60px;
  left: 220px;
  z-index: 2;
}

.r1-case-study:first-child .r1-screenshot:nth-child(3) {
  width: 260px;
  height: 140px;
  top: 200px;
  left: 40px;
  z-index: 4;
}

.r1-case-study:first-child .r1-screenshot:nth-child(4) {
  width: 220px;
  height: 150px;
  top: 180px;
  right: 0;
  z-index: 1;
}

/* Screenshot Positionen - Case Study 2 (4 Screenshots) */
.r1-case-study:last-child .r1-screenshot:nth-child(1) {
  width: 280px;
  height: 180px;
  top: 0;
  left: 0;
  z-index: 3;
}

.r1-case-study:last-child .r1-screenshot:nth-child(2) {
  width: 240px;
  height: 160px;
  top: 60px;
  left: 220px;
  z-index: 2;
}

.r1-case-study:last-child .r1-screenshot:nth-child(3) {
  width: 260px;
  height: 140px;
  top: 200px;
  left: 40px;
  z-index: 4;
}

.r1-case-study:last-child .r1-screenshot:nth-child(4) {
  width: 220px;
  height: 150px;
  top: 180px;
  right: 0;
  z-index: 1;
}

/* 
       SEGMENT R2 - 3-Spalten Grid
*/
.segment-r2 {
  background: linear-gradient(
    180deg,
    var(--color-bg-canvas) 0%,
    var(--color-bg-elevated) 100%
  );
  padding: var(--spacing-4xl) var(--spacing-xl);
}

.r2-container {
  max-width: 1440px;
  margin: 0 auto;
}

.r2-section-title {
  text-align: center;
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-fg-default);
  margin-bottom: var(--spacing-3xl);
}

.r2-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

@media (max-width: 1024px) {
  .r2-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .r2-grid {
    grid-template-columns: 1fr;
  }
}

.r2-card {
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-slow);
}

.r2-card.animate-in {
  opacity: 1;
  transform: translateY(0);
}

.r2-card-image {
  position: relative;
  height: 280px;
  overflow: hidden;
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-lg);
}

.r2-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: all var(--transition-slow);
}

.r2-card:hover .r2-card-image img {
  filter: grayscale(0%);
  transform: scale(1.05);
}

.r2-card-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-fg-default);
  margin-bottom: var(--spacing-md);
  line-height: 1.3;
}

.r2-card-description {
  font-size: var(--font-size-base);
  color: var(--color-fg-muted);
  line-height: 1.6;
  flex: 1;
  margin-bottom: var(--spacing-lg);
}

.r2-card-link {
  display: flex;
  justify-content: flex-end;
}

.r2-arrow {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent-cyan);
  transition: all var(--transition-fast);
}

.r2-card:hover .r2-arrow {
  transform: translateX(8px);
}

.r2-arrow svg {
  width: 32px;
  height: 32px;
}

/* 
       ÜBERGANGS-SEGMENT - Sanfter Farbverlauf
 */
.transition-segment {
  background: var(--color-bg-canvas);
  height: 60px;
  position: relative;
}

/* 
       KNOWHOW SEGMENT - Einheitliche Farbe
 */
.knowhow-section {
  position: relative;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: var(--spacing-4xl) var(--spacing-xl);
  background: var(--color-bg-canvas);
}

.knowhow-bg {
  display: none;
}

.knowhow-bg img {
  display: none;
}

.knowhow-bg::after {
  display: none;
}

.knowhow-content {
  position: relative;
  z-index: 1;
  width: 900px;
  height: 600px;
  max-width: 900px;
  margin: 0 auto;
  padding: 48px 100px;
  text-align: center;
  box-sizing: border-box;
  /* Glasiges Quadrat - ECKIG */
  background: var(--glass-bg, rgba(22, 27, 34, 0.85));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border-default);
  border-radius: 0; /* Komplett eckig */
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.knowhow-title {
  font-size: 3.5rem;
  font-weight: 300;
  color: var(--color-fg-default);
  margin-bottom: 20px;
  line-height: 2;
}

.knowhow-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin: 0 auto 20px;
}

.knowhow-divider-line {
  width: 50px;
  height: 1px;
  background: rgba(88, 166, 255, 0.4);
}

.knowhow-divider-square {
  width: 10px;
  height: 10px;
  border: 2px solid var(--color-accent-cyan);
  transform: rotate(45deg);
}

.knowhow-text {
  font-size: 1rem;
  color: var(--color-fg-muted);
  line-height: 1.6;
  margin-bottom: 16px;
}

.knowhow-highlight {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-fg-default);
  font-style: italic;
  margin-bottom: 24px;
}

.knowhow-cta-container {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.knowhow-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  min-width: 160px;
  font-family: Arial, sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  overflow: hidden;
}

.knowhow-cta-primary {
  background: var(--glass-bg, rgba(22, 27, 34, 0.85));
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: var(--color-fg-default);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.knowhow-cta-primary:hover {
  background: rgba(30, 35, 45, 0.9);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  border-color: rgba(88, 166, 255, 0.3);
}

.knowhow-cta-secondary {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--color-fg-muted);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.knowhow-cta-secondary:hover {
  border-color: var(--color-accent-cyan);
  color: var(--color-fg-default);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.knowhow-cta svg {
  width: 16px;
  height: 16px;
  transition: transform 0.3s ease;
}

/* Icon Pulsieren bei Hover */
.knowhow-cta:hover svg {
  animation: iconPulse 0.6s ease infinite;
}

/* 
       KNOWHOW BUTTONS - MOBILE & TABLET OPTIMIERUNG
*/

/* Tablet Ansicht (bis 768px) */
@media (max-width: 768px) {
  .knowhow-cta-container {
    display: flex !important;
    justify-content: flex-start !important;
    gap: var(--spacing-md) !important;
    flex-wrap: wrap !important;
  }

  .knowhow-cta,
  .knowhow-cta-primary,
  .knowhow-cta-secondary {
    display: inline-flex !important;
    padding: 12px 20px !important;
    width: 100% !important;
    max-width: 320px !important;
    justify-content: center !important;
    font-size: 0.95rem !important;
    border-radius: 4px !important;
  }
}

/* Mobile Ansicht (bis 480px) */
@media (max-width: 480px) {
  .knowhow-cta-container {
    display: flex !important;
    justify-content: flex-start !important;
    gap: var(--spacing-md) !important;
    flex-wrap: wrap !important;
  }

  .knowhow-cta,
  .knowhow-cta-primary,
  .knowhow-cta-secondary {
    display: inline-flex !important;
    padding: 12px 20px !important;
    width: 100% !important;
    max-width: 280px !important;
    justify-content: center !important;
    font-size: 0.9rem !important;
    border-radius: 4px !important;
  }

  .knowhow-cta svg {
    width: 14px !important;
    height: 14px !important;
  }

  /* Theme-Vierecke verkleinern */
}

/* 
       REFERENZEN SLIDER - Nach Hero
*/
.ref-slider-section {
  background: var(--color-bg-canvas);
  padding: var(--spacing-4xl) 0;
  position: relative;
}

.ref-slider-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
  overflow: hidden;
}

.ref-slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-2xl);
}

.ref-slider-title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-fg-default);
}

.ref-slider-nav {
  display: flex;
  gap: 3px;
  margin-right: auto;
  margin-left: var(--spacing-xl);
}

.ref-slider-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg, rgba(22, 27, 34, 0.95));
  backdrop-filter: var(--glass-blur, blur(12px));
  -webkit-backdrop-filter: var(--glass-blur, blur(12px));
  border: none;
  border-radius: var(--radius-sm);
  color: #ffffff;
  cursor: pointer;
  box-shadow: var(--glass-shadow, 0 8px 32px rgba(0, 0, 0, 0.4));
  transition: all 0.3s ease;
}

.ref-slider-btn:hover {
  background: var(--glass-bg, rgba(30, 36, 44, 0.98));
}

.ref-slider-btn:hover svg {
  filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.5));
}

.ref-slider-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.ref-slider-btn svg {
  width: 20px;
  height: 20px;
  stroke: #ffffff;
}

.ref-slider-track {
  display: flex;
  gap: var(--spacing-lg);
  transition: transform 0.5s ease;
}

.ref-slider-card {
  flex: 0 0 calc(33.333% - var(--spacing-lg));
  min-width: 300px;
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

@media (max-width: 1024px) {
  .ref-slider-card {
    flex: 0 0 calc(50% - var(--spacing-lg));
  }
}

@media (max-width: 600px) {
  .ref-slider-card {
    flex: 0 0 100%;
  }
  .ref-slider-header {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }
}

.ref-slider-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.ref-slider-card-image {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.ref-slider-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: all var(--transition-slow);
}

.ref-slider-card:hover .ref-slider-card-image img {
  filter: grayscale(0%);
  transform: scale(1.05);
}

.ref-slider-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0, 0, 0, 0.8) 100%);
}

.ref-slider-card-content {
  padding: var(--spacing-lg);
}

.ref-slider-card-category {
  font-size: var(--font-size-xs);
  color: var(--color-accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-sm);
}

.ref-slider-card-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-fg-default);
  margin-bottom: var(--spacing-sm);
}

.ref-slider-card-desc {
  font-size: var(--font-size-sm);
  color: var(--color-fg-muted);
  line-height: 1.5;
  margin-bottom: var(--spacing-lg);
}

.ref-slider-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-accent-cyan);
  transition: all var(--transition-fast);
}

.ref-slider-card-link:hover {
  gap: var(--spacing-md);
}

.ref-slider-card-link svg {
  width: 16px;
  height: 16px;
}

/* 
       SEGMENT R3 - 4-Spalten Grid
 */
.segment-r3 {
  background: var(--color-bg-canvas);
  padding: var(--spacing-4xl) var(--spacing-xl);
}

.r3-container {
  max-width: 1440px;
  margin: 0 auto;
}

.r3-section-title {
  text-align: center;
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-fg-default);
  margin-bottom: var(--spacing-3xl);
}

.r3-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

@media (max-width: 1200px) {
  .r3-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .r3-grid {
    grid-template-columns: 1fr;
  }
}

.r3-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-base);
  cursor: pointer;
}

.r3-card.animate-in {
  opacity: 1;
  transform: translateY(0);
}

.r3-card:hover {
  transform: translateY(-8px);
}

.r3-card-image {
  position: relative;
  width: 100%;
  height: 220px;
  overflow: hidden;
  margin-bottom: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
  transition: all var(--transition-base);
}

.r3-card:hover .r3-card-image {
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.r3-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: all var(--transition-slow);
}

.r3-card:hover .r3-card-image img {
  filter: grayscale(0%);
  transform: scale(1.05);
}

.r3-card-title {
  font-size: var(--font-size-lg);
  font-weight: 500;
  color: var(--color-fg-muted);
  margin-bottom: var(--spacing-md);
  transition: color var(--transition-fast);
}

.r3-card:hover .r3-card-title {
  color: var(--color-fg-default);
}

.r3-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) 0;
  border: none;
  color: var(--color-fg-muted);
  font-size: var(--font-size-sm);
  font-weight: 500;
  transition: all var(--transition-fast);
}

.r3-card-link:hover {
  color: var(--color-fg-default);
  gap: var(--spacing-md);
}

.r3-card-link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.r3-card-link:hover svg {
  transform: translateX(4px);
}

/* 
       FOOTER
 */
.site-footer {
  background: var(--color-bg-card);
  border-top: 1px solid var(--color-border-default);
  padding: var(--spacing-3xl) var(--spacing-xl);
}

.footer-content {
  max-width: 1440px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 600;
  color: var(--color-fg-default);
}

.footer-links {
  display: flex;
  gap: var(--spacing-xl);
}

.footer-links a {
  color: var(--color-fg-muted);
  transition: color var(--transition-fast);
}

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

.footer-copyright {
  color: var(--color-fg-subtle);
  font-size: var(--font-size-sm);
}

@media (max-width: 768px) {
  .footer-content {
    flex-direction: column;
    gap: var(--spacing-lg);
    text-align: center;
  }
}

/* 
       ANIMATIONEN
 */
@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.r1-screenshot {
  animation: float 6s ease-in-out infinite;
}

.r1-screenshot:nth-child(2) {
  animation-delay: 0.5s;
}
.r1-screenshot:nth-child(3) {
  animation-delay: 1s;
}
.r1-screenshot:nth-child(4) {
  animation-delay: 1.5s;
}
.r1-screenshot:nth-child(5) {
  animation-delay: 2s;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .r1-screenshot {
    animation: none;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}

/* Social Sidebar - gleiche Position wie index.html */
.social-sidebar {
  gap: 3px !important;
  top: 210px !important;
  right: 0 !important;
}

.social-sidebar .social-sidebar-btn,
.social-sidebar-btn {
  background: var(--glass-bg, rgba(22, 27, 34, 0.95)) !important;
  backdrop-filter: var(--glass-blur, blur(12px)) !important;
  -webkit-backdrop-filter: var(--glass-blur, blur(12px)) !important;
  border: none !important;
  box-shadow: var(--glass-shadow, 0 8px 32px rgba(0, 0, 0, 0.4)) !important;
  width: 44px !important;
  height: 44px !important;
  min-width: 44px !important;
  min-height: 44px !important;
  max-width: 44px !important;
  max-height: 44px !important;
  border-radius: 8px 0 0 8px !important;
}

.social-sidebar-btn svg {
  width: 20px !important;
  height: 20px !important;
  stroke: #ffffff !important;
}

.social-sidebar-btn:hover {
  background: var(--glass-bg, rgba(30, 36, 44, 0.98)) !important;
}

.social-sidebar-btn:hover svg {
  stroke: #ffffff !important;
  filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.5)) !important;
}

/* Mobile - Social Sidebar gleiche Größe beibehalten */
@media (max-width: 768px) {
  .social-sidebar {
    bottom: 130px !important;
    top: auto !important;
    right: 0 !important;
    gap: 3px !important;
  }

  .social-sidebar .social-sidebar-btn,
  .social-sidebar-btn {
    width: 32px !important;
    height: 32px !important;
    min-width: 32px !important;
    min-height: 32px !important;
    max-width: 32px !important;
    max-height: 32px !important;
    background: rgba(255, 255, 255, 0.03) !important;
    backdrop-filter: var(--glass-blur, blur(12px)) !important;
    -webkit-backdrop-filter: var(--glass-blur, blur(12px)) !important;
    border: 1px solid rgba(255, 255, 255, 0.15) !important;
    border-radius: 4px 0 0 4px !important;
    box-shadow: var(--glass-shadow, 0 8px 32px rgba(0, 0, 0, 0.4)) !important;
  }

  .social-sidebar-btn svg {
    width: 12px !important;
    height: 12px !important;
    stroke: #ffffff !important;
    fill: none !important;
    opacity: 1 !important;
    visibility: visible !important;
    stroke-width: 2 !important;
  }

  /* Logo auf Tablet - wie Startseite */
  .logo {
    margin-left: 10px !important;
    margin-top: 10px !important;
  }

  .logo img {
    height: 32px !important;
    width: auto !important;
  }
}

@media (max-width: 480px) {
  .social-sidebar {
    bottom: 130px !important;
    top: auto !important;
    right: 0 !important;
  }

  .social-sidebar .social-sidebar-btn,
  .social-sidebar-btn {
    width: 32px !important;
    height: 32px !important;
    min-width: 32px !important;
    min-height: 32px !important;
    max-width: 32px !important;
    max-height: 32px !important;
    padding: 0 !important;
    background: rgba(255, 255, 255, 0.03) !important;
    backdrop-filter: blur(12px) !important;
    -webkit-backdrop-filter: blur(12px) !important;
    border: 1px solid rgba(255, 255, 255, 0.15) !important;
    border-radius: 6px 0 0 6px !important;
    box-shadow: var(--glass-shadow, 0 8px 32px rgba(0, 0, 0, 0.4)) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
  }

  .social-sidebar-btn:hover {
    background: rgba(255, 255, 255, 0.08) !important;
    border-color: rgba(255, 255, 255, 0.25) !important;
  }

  .social-sidebar-btn svg {
    width: 14px !important;
    height: 14px !important;
    stroke: #ffffff !important;
  }

  /* Contact Header Buttons - Glasmorphismus und am Rand positionieren */
  .header-actions {
    align-items: flex-end !important;
    margin-right: 0 !important;
    padding-right: 0 !important;
  }

  .header-contact-buttons {
    align-items: flex-end !important;
    margin-right: 0 !important;
    padding-right: 0 !important;
    gap: 2px !important;
  }

  .contact-header-btn,
  .contact-header-btn-transparent {
    background: rgba(255, 255, 255, 0.03) !important;
    backdrop-filter: blur(12px) !important;
    -webkit-backdrop-filter: blur(12px) !important;
    color: #ffffff !important;
    border: 1px solid rgba(255, 255, 255, 0.15) !important;
    border-radius: 6px 0 0 6px !important;
    margin-right: 0 !important;
  }

  .contact-header-btn:hover,
  .contact-header-btn-transparent:hover {
    background: rgba(255, 255, 255, 0.08) !important;
    border-color: rgba(255, 255, 255, 0.25) !important;
  }

  /* Theme-Vierecke verkleinern */

  /* Logo auf Mobile - wie Startseite */
  .logo {
    margin-left: 10px !important;
    margin-top: 10px !important;
  }

  .logo img {
    height: 32px !important;
    width: auto !important;
  }
}

/* Small Desktop 1200-1439px: match Startseite 36px */
@media (min-width: 1200px) and (max-width: 1439px) {
  .social-sidebar {
    top: 180px !important;
    right: 0 !important;
    gap: 3px !important;
  }

  .social-sidebar .social-sidebar-btn,
  .social-sidebar-btn {
    width: 36px !important;
    height: 36px !important;
    min-width: 36px !important;
    min-height: 36px !important;
    max-width: 36px !important;
    max-height: 36px !important;
    border-radius: 4px 0 0 4px !important;
  }

  .social-sidebar-btn svg {
    width: 16px !important;
    height: 16px !important;
  }
}

/* FAQ-Tabs - Glasmorphismus in Mobile Ansicht */
@media (max-width: 768px) {
  .faq-tab {
    background: rgba(255, 255, 255, 0.03) !important;
    backdrop-filter: blur(12px) !important;
    -webkit-backdrop-filter: blur(12px) !important;
    color: rgba(255, 255, 255, 0.6) !important;
    border: 1px solid rgba(255, 255, 255, 0.15) !important;
  }

  .faq-tab:hover {
    background: rgba(255, 255, 255, 0.08) !important;
    color: rgba(255, 255, 255, 0.9) !important;
    border-color: rgba(255, 255, 255, 0.25) !important;
  }

  .faq-tab.active {
    background: rgba(255, 255, 255, 0.1) !important;
    color: #ffffff !important;
    border-color: rgba(255, 255, 255, 0.3) !important;
  }
}

/* Hero-Bereich größer */
.page-hero {
  min-height: 85vh;
  padding: 250px var(--spacing-xl) var(--spacing-3xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* 
       RESPONSIVE ADJUSTMENTS
 */
@media (max-width: 768px) {
  .site-header {
    padding: var(--spacing-md);
  }

  /* Header: Logo auf Mobile zentrieren */
  .landing-header {
    justify-content: center !important;
  }

  .logo {
    margin-left: 0 !important;
    margin-top: 10px !important;
    margin-bottom: 10px !important;
  }

  .nav-links {
    display: none;
  }

  /* Hero Content - Mobile optimiert */
  .page-hero {
    min-height: 65vh !important;
    padding: 160px var(--spacing-sm) var(--spacing-xl) !important;
  }

  .page-hero-content {
    padding: 0 var(--spacing-md) !important;
    padding-left: var(--spacing-lg) !important;
    max-width: 100% !important;
    transform: none !important;
  }

  .page-hero h1 {
    font-size: 2rem !important; /* 32px Tablet */
    margin-bottom: 20px !important;
    line-height: 1.2 !important;
  }

  .page-hero p,
  .page-hero #heroSubtitle {
    font-size: 1rem !important;
    line-height: 1.6 !important;
    max-width: 100% !important;
  }

  .hero-cta-container {
    margin-top: var(--spacing-lg) !important;
    gap: var(--spacing-md) !important;
  }

  .r1-screenshots {
    height: 350px;
  }

  .r1-case-study .r1-screenshot {
    width: 120px !important;
    height: auto !important;
  }

  /* 
           TABLET LINK STYLES
           MIT -webkit-text-fill-color für Mobile Browser
   */

  /* Hero CTA Links */
  .hero-cta,
  .hero-cta:link,
  .hero-cta:visited,
  .hero-cta:active,
  .hero-cta:focus,
  .hero-cta-primary,
  .hero-cta-primary:link,
  .hero-cta-primary:visited,
  .hero-cta-primary:active,
  .hero-cta-primary:focus,
  .hero-cta-secondary,
  .hero-cta-secondary:link,
  .hero-cta-secondary:visited,
  .hero-cta-secondary:active,
  .hero-cta-secondary:focus,
  a.hero-cta-secondary,
  a.hero-cta-secondary:link,
  a.hero-cta-secondary:visited,
  a.hero-cta-secondary:active,
  a.hero-cta-secondary:focus {
    text-decoration: none !important;
    background: transparent !important;
  }

  .hero-cta-primary,
  .hero-cta-primary:link,
  .hero-cta-primary:visited,
  .hero-cta-primary:active,
  .hero-cta-primary:focus {
    color: var(--color-fg-default) !important;
    -webkit-text-fill-color: var(--color-fg-default) !important;
  }

  .hero-cta-secondary,
  .hero-cta-secondary:link,
  .hero-cta-secondary:visited,
  .hero-cta-secondary:active,
  .hero-cta-secondary:focus,
  a.hero-cta-secondary,
  a.hero-cta-secondary:link,
  a.hero-cta-secondary:visited,
  a.hero-cta-secondary:active,
  a.hero-cta-secondary:focus {
    color: #ffffff !important;
    -webkit-text-fill-color: #ffffff !important;
  }

  /* R1 Case Study Links */
  .r1-link,
  .r1-link:link,
  .r1-link:visited,
  .r1-link:active,
  .r1-link:focus {
    color: var(--color-primary-muted) !important;
    -webkit-text-fill-color: var(--color-primary-muted) !important;
    text-decoration: none !important;
    background: transparent !important;
  }

  /* R2 Card Links */
  .r2-card-link,
  .r2-card-link:link,
  .r2-card-link:visited,
  .r2-card-link:active,
  .r2-card-link:focus,
  .r2-arrow,
  .r2-arrow:link,
  .r2-arrow:visited,
  .r2-arrow:active,
  .r2-arrow:focus {
    text-decoration: none !important;
    background: transparent !important;
    color: var(--color-primary, #0068c7) !important;
    -webkit-text-fill-color: var(--color-primary, #0068c7) !important;
  }

  /* Knowhow CTA Buttons */
  .knowhow-cta,
  .knowhow-cta:link,
  .knowhow-cta:visited,
  .knowhow-cta:active,
  .knowhow-cta:focus {
    text-decoration: none !important;
  }

  .knowhow-cta-primary,
  .knowhow-cta-primary:link,
  .knowhow-cta-primary:visited,
  .knowhow-cta-primary:active,
  .knowhow-cta-primary:focus {
    background: var(--color-fg-default) !important;
    color: var(--color-bg-canvas) !important;
    -webkit-text-fill-color: var(--color-bg-canvas) !important;
  }

  .knowhow-cta-secondary,
  .knowhow-cta-secondary:link,
  .knowhow-cta-secondary:visited,
  .knowhow-cta-secondary:active,
  .knowhow-cta-secondary:focus {
    background: transparent !important;
    color: var(--color-fg-default) !important;
    -webkit-text-fill-color: var(--color-fg-default) !important;
    border: 1px solid var(--color-fg-muted) !important;
  }

  /* Referenzen Slider Links */
  .ref-slider-card-link,
  .ref-slider-card-link:link,
  .ref-slider-card-link:visited,
  .ref-slider-card-link:active,
  .ref-slider-card-link:focus {
    color: var(--color-accent-cyan) !important;
    -webkit-text-fill-color: var(--color-accent-cyan) !important;
    text-decoration: none !important;
    background: transparent !important;
  }

  /* R3 Card Links - Mobile: WEISS statt gelb */
  .r3-card-link,
  .r3-card-link:link,
  .r3-card-link:visited,
  .r3-card-link:active,
  .r3-card-link:focus {
    color: #ffffff !important;
    -webkit-text-fill-color: #ffffff !important;
    text-decoration: none !important;
    background: transparent !important;
  }

  .r3-card-link svg {
    color: #ffffff !important;
    stroke: #ffffff !important;
    fill: #ffffff !important;
  }

  .r3-card-link:hover {
    color: var(--color-primary, #0068c7) !important;
    -webkit-text-fill-color: var(--color-primary, #0068c7) !important;
  }

  .r3-card-link:hover svg {
    color: var(--color-primary, #0068c7) !important;
    stroke: var(--color-primary, #0068c7) !important;
  }

  /* Footer Links */
  .footer-links a,
  .footer-links a:link,
  .footer-links a:visited,
  .footer-links a:active,
  .footer-links a:focus,
  .site-footer a,
  .site-footer a:link,
  .site-footer a:visited,
  .site-footer a:active,
  .site-footer a:focus {
    color: var(--color-fg-muted) !important;
    -webkit-text-fill-color: var(--color-fg-muted) !important;
    text-decoration: none !important;
    background: transparent !important;
  }

  /* Burger Menu Links */
  .burger-link,
  .burger-link:link,
  .burger-link:visited,
  .burger-link:active,
  .burger-link:focus {
    color: var(--color-fg-default) !important;
    -webkit-text-fill-color: var(--color-fg-default) !important;
    text-decoration: none !important;
    background: transparent !important;
  }

  .burger-link:hover {
    color: var(--color-primary) !important;
    -webkit-text-fill-color: var(--color-primary) !important;
  }

  /* Logo Link */
  .logo,
  .logo:link,
  .logo:visited,
  .logo:active,
  .logo:focus,
  a.logo,
  a.logo:link,
  a.logo:visited,
  a.logo:active,
  a.logo:focus {
    color: #ffffff !important;
    -webkit-text-fill-color: #ffffff !important;
    text-decoration: none !important;
  }

  /* Social-Sidebar und Burger-Menu auf Mobile ausblenden */
  .social-sidebar {
    display: none !important;
  }

  .burger-menu-container {
    display: none !important;
  }

  /* Paginierungspfeile neben Slider-Titel auf Mobile ausblenden */
  .ref-slider-nav {
    display: none !important;
  }

  /* "Klarheit schafft Qualität"-Box auf Mobile ausblenden */
  .knowhow-section {
    display: none !important;
  }
}

/* 
       MOBILE OPTIMIERUNGEN - Handyansicht
 */
@media (max-width: 480px) {
  /* Hero für Mobile */
  .page-hero {
    min-height: 85vh !important;
    padding: 160px var(--spacing-sm) var(--spacing-xl) !important;
    justify-content: flex-start !important;
    align-items: flex-start !important;
    margin-bottom: 60px;
  }

  .page-hero-content {
    padding: 0 var(--spacing-sm) !important;
    align-items: flex-start !important;
    text-align: left !important;
    width: calc(100% - 28px) !important;
    max-width: 100% !important;
    margin-top: 60px;
    margin-left: 28px;
    margin-right: 0;
    margin-bottom: 80px;
  }

  .page-hero h1 {
    font-size: 1.75rem !important; /* 28px nur Handy */
    text-align: left !important;
    margin-bottom: 16px !important;
    line-height: 1.25 !important;
  }

  .page-hero p,
  .page-hero #heroSubtitle {
    font-size: 1.5rem !important; /* etwas größer mobil */
    text-align: left !important;
    line-height: 1.6 !important;
    max-width: 100% !important;
    margin: 0 !important;
  }

  /* Hero CTAs für Mobile */
  .hero-cta-container {
    justify-content: flex-start !important;
    align-items: flex-start !important;
    padding: 0 !important;
    margin-top: 16px;
    gap: var(--spacing-md) !important;
    flex-wrap: wrap !important;
  }

  .hero-cta,
  .hero-cta-primary,
  .hero-cta-secondary {
    /* Standard Button-Stil für Mobile */
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 8px !important;
    padding: 12px 20px !important;
    width: 100% !important;
    max-width: 280px !important;
    min-width: unset !important;
    font-size: 0.9rem !important;
    font-weight: 500 !important;

    /* Transparenter Hintergrund mit dezenter Border */
    background: transparent !important;
    border: 1px solid rgba(255, 255, 255, 0.3) !important;
    border-radius: 0 !important; /* Eckig */

    color: #ffffff !important;
    -webkit-text-fill-color: #ffffff !important;
    text-decoration: none !important;

    transition: all 0.3s ease !important;
  }

  .hero-cta:hover,
  .hero-cta-primary:hover,
  .hero-cta-secondary:hover {
    background: rgba(255, 255, 255, 0.1) !important;
    border-color: rgba(255, 255, 255, 0.5) !important;
  }

  .hero-cta svg {
    width: 16px !important;
    height: 16px !important;
  }

  /* 45px Abstand links/rechts für alle Hauptsektionen */
  .knowhow-section,
  .segment-r1,
  .segment-r2,
  .segment-r3 {
    padding-left: 45px !important;
    padding-right: 45px !important;
  }

  /* Screenshots größer für Handy (480px) mit Overflow-Schutz */
  .r1-screenshots {
    overflow: hidden !important;
    max-width: 100% !important;
  }

  .r1-case-study .r1-screenshot {
    width: 250px !important;
    max-width: calc(100vw - 90px) !important;
  }

  /* 
           MOBILE LINK STYLES - Gleich wie Desktop
           ALLE Pseudo-States: :link, :visited, :active, :focus
  */

  /* GLOBALER LINK RESET für Mobile */
  a,
  a:link,
  a:visited,
  a:hover,
  a:active,
  a:focus {
    -webkit-tap-highlight-color: transparent !important;
  }

  /* Burger Menu Links */
  .burger-link,
  .burger-link:link,
  .burger-link:visited,
  .burger-link:active,
  .burger-link:focus {
    color: var(--color-fg-default, rgba(255, 255, 255, 0.92)) !important;
    -webkit-text-fill-color: var(
      --color-fg-default,
      rgba(255, 255, 255, 0.92)
    ) !important;
    text-decoration: none !important;
    background: transparent !important;
  }

  .burger-link:hover {
    color: var(--color-primary, #0068c7) !important;
    -webkit-text-fill-color: var(--color-primary, #0068c7) !important;
    background: rgba(255, 255, 255, 0.08) !important;
  }

  /* Hero CTA Links */
  .hero-cta,
  .hero-cta:link,
  .hero-cta:visited,
  .hero-cta:active,
  .hero-cta:focus,
  .hero-cta-primary,
  .hero-cta-primary:link,
  .hero-cta-primary:visited,
  .hero-cta-primary:active,
  .hero-cta-primary:focus,
  .hero-cta-secondary,
  .hero-cta-secondary:link,
  .hero-cta-secondary:visited,
  .hero-cta-secondary:active,
  .hero-cta-secondary:focus,
  a.hero-cta-secondary,
  a.hero-cta-secondary:link,
  a.hero-cta-secondary:visited,
  a.hero-cta-secondary:active,
  a.hero-cta-secondary:focus {
    text-decoration: none !important;
    background: transparent !important;
  }

  .hero-cta-primary,
  .hero-cta-primary:link,
  .hero-cta-primary:visited,
  .hero-cta-primary:active,
  .hero-cta-primary:focus {
    color: var(--color-fg-default) !important;
    -webkit-text-fill-color: var(--color-fg-default) !important;
  }

  .hero-cta-secondary,
  .hero-cta-secondary:link,
  .hero-cta-secondary:visited,
  .hero-cta-secondary:active,
  .hero-cta-secondary:focus,
  a.hero-cta-secondary,
  a.hero-cta-secondary:link,
  a.hero-cta-secondary:visited,
  a.hero-cta-secondary:active,
  a.hero-cta-secondary:focus {
    color: #ffffff !important;
    -webkit-text-fill-color: #ffffff !important;
  }

  /* R1 Case Study Links */
  .r1-link,
  .r1-link:link,
  .r1-link:visited,
  .r1-link:active,
  .r1-link:focus {
    color: var(--color-primary-muted) !important;
    -webkit-text-fill-color: var(--color-primary-muted) !important;
    text-decoration: none !important;
    background: transparent !important;
  }

  /* R2 Card Links */
  .r2-card-link,
  .r2-card-link:link,
  .r2-card-link:visited,
  .r2-card-link:active,
  .r2-card-link:focus,
  .r2-arrow,
  .r2-arrow:link,
  .r2-arrow:visited,
  .r2-arrow:active,
  .r2-arrow:focus {
    text-decoration: none !important;
    background: transparent !important;
    color: var(--color-primary, #0068c7) !important;
    -webkit-text-fill-color: var(--color-primary, #0068c7) !important;
  }

  /* Knowhow CTA Buttons */
  .knowhow-cta,
  .knowhow-cta:link,
  .knowhow-cta:visited,
  .knowhow-cta:active,
  .knowhow-cta:focus {
    text-decoration: none !important;
  }

  .knowhow-cta-primary,
  .knowhow-cta-primary:link,
  .knowhow-cta-primary:visited,
  .knowhow-cta-primary:active,
  .knowhow-cta-primary:focus {
    background: var(--color-fg-default) !important;
    color: var(--color-bg-canvas) !important;
    -webkit-text-fill-color: var(--color-bg-canvas) !important;
  }

  .knowhow-cta-secondary,
  .knowhow-cta-secondary:link,
  .knowhow-cta-secondary:visited,
  .knowhow-cta-secondary:active,
  .knowhow-cta-secondary:focus {
    background: transparent !important;
    color: var(--color-fg-default) !important;
    -webkit-text-fill-color: var(--color-fg-default) !important;
    border: 1px solid var(--color-fg-muted) !important;
  }

  /* Referenzen Slider Links */
  .ref-slider-card-link,
  .ref-slider-card-link:link,
  .ref-slider-card-link:visited,
  .ref-slider-card-link:active,
  .ref-slider-card-link:focus {
    color: var(--color-accent-cyan) !important;
    -webkit-text-fill-color: var(--color-accent-cyan) !important;
    text-decoration: none !important;
    background: transparent !important;
  }

  /* R3 Card Links - Mobile: WEISS statt gelb */
  .r3-card-link,
  .r3-card-link:link,
  .r3-card-link:visited,
  .r3-card-link:active,
  .r3-card-link:focus {
    color: #ffffff !important;
    -webkit-text-fill-color: #ffffff !important;
    text-decoration: none !important;
    background: transparent !important;
  }

  .r3-card-link svg {
    color: #ffffff !important;
    stroke: #ffffff !important;
    fill: #ffffff !important;
  }

  .r3-card-link:hover {
    color: var(--color-primary, #0068c7) !important;
    -webkit-text-fill-color: var(--color-primary, #0068c7) !important;
  }

  .r3-card-link:hover svg {
    color: var(--color-primary, #0068c7) !important;
    stroke: var(--color-primary, #0068c7) !important;
  }

  /* Footer Links */
  .footer-links a,
  .footer-links a:link,
  .footer-links a:visited,
  .footer-links a:active,
  .footer-links a:focus,
  .site-footer a,
  .site-footer a:link,
  .site-footer a:visited,
  .site-footer a:active,
  .site-footer a:focus {
    color: var(--color-fg-muted) !important;
    -webkit-text-fill-color: var(--color-fg-muted) !important;
    text-decoration: none !important;
    background: transparent !important;
  }

  /* Logo Link */
  .logo,
  .logo:link,
  .logo:visited,
  .logo:active,
  .logo:focus,
  a.logo,
  a.logo:link,
  a.logo:visited,
  a.logo:active,
  a.logo:focus {
    color: #ffffff !important;
    -webkit-text-fill-color: #ffffff !important;
    text-decoration: none !important;
  }

  /* 
           KNOWHOW SEGMENT - Mobile Optimiert
           Touch-optimiert, kompakt, professionell
   */
  .knowhow-section {
    min-height: auto;
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .knowhow-content {
    width: 100%;
    height: auto;
    max-width: 100%;
    padding: 24px 20px;
    border-radius: 0; /* Komplett eckig */
    /* Kein festes Aspect-Ratio auf Mobile */
    aspect-ratio: unset;
  }

  .knowhow-title {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 16px;
    line-height: 1.3;
  }

  .knowhow-text {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 12px;
    text-align: left;
  }

  .knowhow-highlight {
    font-size: 0.9rem;
    margin-bottom: 20px;
    text-align: left;
  }

  .knowhow-divider {
    gap: 10px;
    margin-bottom: 16px;
  }

  .knowhow-divider-line {
    width: 35px;
  }

  .knowhow-divider-square {
    width: 8px;
    height: 8px;
  }

  .knowhow-cta-container {
    flex-direction: row;
    gap: 10px;
    justify-content: center;
  }

  .knowhow-cta {
    width: auto;
    flex: 1;
    min-width: unset;
    max-width: 160px;
    padding: 12px 16px;
    font-size: 0.85rem;
    border-radius: 4px;
    /* Touch-optimiert */
    min-height: 44px;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
  }

  .knowhow-cta svg {
    width: 14px;
    height: 14px;
  }

  /* Referenzen Slider für Mobile */
  .ref-slider-section {
    padding: var(--spacing-xl) 0;
  }

  .ref-slider-container {
    padding: 0 var(--spacing-md);
  }

  .ref-slider-header {
    flex-direction: column;
    gap: var(--spacing-md);
    align-items: flex-start;
  }

  .ref-slider-title {
    font-size: var(--font-size-xl);
  }

  .ref-slider-nav {
    margin-left: 0;
  }

  .ref-slider-card {
    flex: 0 0 85%;
    min-width: 260px;
  }

  .ref-slider-card-content {
    padding: var(--spacing-md);
  }

  .ref-slider-card-title {
    font-size: var(--font-size-base);
  }

  /* Grid Segmente für Mobile */
  .segment-r3 {
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .r3-section-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-xl);
  }

  .r3-grid {
    gap: var(--spacing-md);
  }

  .r3-card-title {
    font-size: var(--font-size-base);
  }

  /* Erfolgsgeschichten für Mobile */
  .weitere-erfolge-section {
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .weitere-erfolge-title {
    font-size: var(--font-size-xl);
  }

  .weitere-erfolge-grid {
    gap: var(--spacing-md);
  }

  /* Footer für Mobile */
  .site-footer {
    padding: var(--spacing-xl) var(--spacing-md);
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  /* Transition Segment für Mobile */
  .transition-segment {
    height: 40px;
  }
}

/* Tablet Optimierungen */
@media (max-width: 768px) and (min-width: 481px) {
  .page-hero {
    min-height: 75vh;
    padding: 150px var(--spacing-lg) var(--spacing-2xl);
  }

  .hero-ctas {
    gap: var(--spacing-md);
  }

  .hero-cta {
    padding: 16px 28px;
  }

  /* Knowhow für Tablet - optimiert */
  .knowhow-section {
    padding: var(--spacing-2xl) var(--spacing-lg);
  }

  .knowhow-content {
    width: 100%;
    height: auto;
    max-width: 600px;
    padding: 32px 28px;
    border-radius: 0; /* Komplett eckig */
  }

  .knowhow-title {
    font-size: 1.75rem;
    line-height: 1.3;
  }

  .knowhow-text {
    font-size: 0.95rem;
    text-align: center;
  }

  .knowhow-highlight {
    text-align: center;
  }

  .knowhow-cta-container {
    flex-direction: row;
    gap: 12px;
  }

  .knowhow-cta {
    width: auto;
    flex: 0 1 auto;
    min-width: 140px;
    padding: 12px 20px;
  }

  .ref-slider-card {
    flex: 0 0 45%;
    min-width: 280px;
  }
}

/* ================================================
       VERY SMALL MOBILE (iPhone SE, etc.) - Knowhow
       ================================================ */
@media (max-width: 375px) {
  .knowhow-content {
    padding: 20px 16px;
    border-radius: 0; /* Komplett eckig */
  }

  .knowhow-title {
    font-size: 1.3rem;
  }

  .knowhow-text,
  .knowhow-highlight {
    font-size: 0.85rem;
  }

  .knowhow-cta-container {
    flex-direction: column;
    gap: 8px;
  }

  .knowhow-cta {
    width: 100%;
    max-width: none;
    padding: 12px 16px;
  }
}

/* 
       LANDSCAPE MODE - Knowhow optimiert
 */
@media (max-width: 896px) and (orientation: landscape) {
  .knowhow-section {
    min-height: auto;
    padding: var(--spacing-lg) var(--spacing-md);
  }

  .knowhow-content {
    max-width: 700px;
    padding: 24px 32px;
    flex-direction: column;
  }

  .knowhow-title {
    font-size: 1.5rem;
    margin-bottom: 12px;
  }

  .knowhow-text {
    font-size: 0.85rem;
    margin-bottom: 8px;
  }

  .knowhow-highlight {
    margin-bottom: 16px;
  }

  .knowhow-cta-container {
    flex-direction: row;
    gap: 12px;
  }

  .knowhow-cta {
    flex: 0 1 auto;
    width: auto;
    max-width: none;
    padding: 10px 20px;
    min-height: 40px;
  }
}

/* 
   FINALE MOBILE-REGEL - ÜBERSCHREIBT ALLES - MUSS GANZ AM ENDE SEIN!
   MAXIMALE SPEZIFITÄT FÜR HERO-ÜBERSCHRIFT
 */
@media screen and (max-width: 768px) {
  html body .landing-page .page-hero h1,
  html body .landing-page .page-hero h1#heroTitle,
  html body .page-hero h1,
  html body #heroTitle,
  .page-hero h1#heroTitle,
  .page-hero h1,
  #heroTitle,
  h1#heroTitle {
    font-size: 1.5rem !important;
    line-height: 1.3 !important;
  }

  html body .landing-page .page-hero p,
  html body .landing-page .page-hero p#heroSubtitle,
  html body .page-hero p,
  html body #heroSubtitle,
  .page-hero p#heroSubtitle,
  .page-hero p,
  #heroSubtitle,
  p#heroSubtitle {
    font-size: 0.875rem !important;
    line-height: 1.5 !important;
  }
}

/* 
   FINALE OVERRIDES - 481px-768px
*/
@media (min-width: 481px) and (max-width: 768px) {
  .social-sidebar {
    top: auto !important;
    bottom: 130px !important;
    right: 0 !important;
    gap: 3px !important;
  }

  .social-sidebar-btn {
    width: 32px !important;
    height: 32px !important;
    min-width: 32px !important;
    min-height: 32px !important;
    max-width: 32px !important;
    max-height: 32px !important;
    border-radius: 4px 0 0 4px !important;
    padding: 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
  }

  .social-sidebar-btn svg {
    width: 14px !important;
    height: 14px !important;
    stroke: #ffffff !important;
    stroke-width: 2 !important;
    opacity: 1 !important;
    visibility: visible !important;
    display: block !important;
  }

  .contact-header-btn,
  .contact-header-btn-transparent {
    width: 32px !important;
    height: 32px !important;
    min-width: 32px !important;
    min-height: 32px !important;
    max-width: 32px !important;
    max-height: 32px !important;
    border-radius: 4px 0 0 4px !important;
  }

  .contact-header-btn svg,
  .contact-header-btn-transparent svg {
    width: 14px !important;
    height: 14px !important;
  }
}