/*
 * EngOS Landing — editorial / frontier (Mistral-inspiriert).
 * Warmes Off-White, grosse Typo, weiche Flaechen; Orange bleibt Akzent.
 */
:root {
  --font-sans: 'DM Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --font-pixel: 'Silkscreen', ui-monospace, monospace;

  --color-foreground: #0f0f0f;
  --color-muted: #5c5c5c;
  --color-faint: #8a8a8a;

  --color-primary: #fd8403;
  --color-primary-2: #e67700;
  --color-primary-deep: #c46a08;
  --color-primary-foreground: #ffffff;

  --color-success: #1a7f4f;
  --color-warning: #b8740a;
  --color-info: #2f5fb8;
  --color-danger: #c43d28;

  --color-type-requirement: #fd8403;
  --color-type-function: #4a6fd6;
  --color-type-testcase: #1a7f4f;

  --color-background: #ffffff;
  --color-surface: #ffffff;
  --color-surface-soft: #fbfaf8;
  --color-line: rgba(15, 15, 15, 0.08);
  --color-line-strong: rgba(15, 15, 15, 0.14);

  --color-glass: rgba(255, 255, 255, 0.52);
  --color-glass-soft: rgba(255, 255, 255, 0.38);
  --color-glass-border: rgba(255, 255, 255, 0.82);
  --color-glass-line: rgba(255, 255, 255, 0.55);
  --glass-blur: 6px;

  --radius-control: 6px;
  --radius-card: 12px;
  --radius-panel: 16px;

  --shadow-soft: 0 1px 2px rgba(15, 15, 15, 0.04);
  --shadow-card: 0 12px 40px rgba(15, 15, 15, 0.06);
  --shadow-glow: none;

  --max-width: 68rem;
  --header-h: 3.25rem;
  --header-card-bleed: clamp(0.75rem, 2.5vw, 1.35rem);
  --header-overlay-top: max(0.65rem, env(safe-area-inset-top));
  --header-overlay-space: calc(var(--header-overlay-top) + var(--header-h) + 0.4rem);
  /*
   * Canvas: Zellen-Raster (--hero-cell × --hero-grid-cols/rows)
   * Größe nur über CSS-Variablen, kein px-Hack in JS
   */
  --hero-cell: 2.5rem;
  --hero-grid-major: var(--hero-cell);
  --hero-grid-fine: 4px;
  --hero-grid-cols: 14;
  --hero-grid-rows: var(--hero-grid-cols);
  --hero-mosaic-cols: 36;
  --hero-orbit-cells: 12;
  --hero-occluder-pad-y: 0.35rem;
  --hero-occluder-pad-x: 0.25rem;
  --hero-scroll-distance: min(75vh, 640px);
  --hero-grid-gap: clamp(1rem, 2vw, 1.65rem);
  --grid-shift-x: 0px;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);

  /* Pixel-UI (Hero-Canvas-Sprache) */
  --pixel-cell: 7px;
  --radius-pixel: 0;
  --pixel-mosaic-line: rgba(253, 132, 3, 0.045);
  --pixel-mosaic-bg:
    linear-gradient(var(--pixel-mosaic-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--pixel-mosaic-line) 1px, transparent 1px);
  --pixel-shadow: 2px 2px 0 rgba(15, 15, 15, 0.12);
  --pixel-shadow-primary: 2px 2px 0 rgba(196, 106, 8, 0.28);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  overflow-y: scroll;
  background-color: #ffffff;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-foreground);
  -webkit-font-smoothing: antialiased;
  background-color: #ffffff;
}

.site-header,
main,
.site-footer {
  position: relative;
  z-index: 1;
}

main {
  background-color: #ffffff;
}

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

a {
  color: var(--color-primary-deep);
}

/* —— Layout —— */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: clamp(1.15rem, 3.25vw, 1.65rem);
}

/* —— Panels —— */
.glass {
  background-color: #ffffff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-soft);
  transition:
    border-color 0.25s var(--ease-out),
    box-shadow 0.25s var(--ease-out),
    transform 0.25s var(--ease-out);
}

main .glass {
  border-radius: var(--radius-pixel);
  box-shadow: none;
  background-color: #ffffff;
  background-image: var(--pixel-mosaic-bg);
  background-size: var(--pixel-cell) var(--pixel-cell);
}

/* —— Header: schwebende Overlay-Karte —— */
.site-header {
  position: fixed;
  top: var(--header-overlay-top);
  left: 0;
  right: 0;
  z-index: 100;
  background: transparent;
  border: none;
  box-shadow: none;
  pointer-events: none;
}

.site-header__shell {
  pointer-events: auto;
}

.site-header__card {
  width: calc(100% + 2 * var(--header-card-bleed));
  margin-inline: calc(-1 * var(--header-card-bleed));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header-h);
  padding-block: 0.45rem;
  padding-inline: var(--header-card-bleed) clamp(0.85rem, 2vw, 1.15rem);
  border-radius: 8px;
  border: none;
  background: rgba(255, 255, 255, 0.68);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  box-shadow: 0 5px 14px -2px rgba(15, 15, 15, 0.04);
  transition:
    background 0.35s var(--ease-out),
    border-color 0.35s var(--ease-out),
    box-shadow 0.35s var(--ease-out),
    backdrop-filter 0.35s var(--ease-out),
    -webkit-backdrop-filter 0.35s var(--ease-out);
}

.site-header.is-scrolled .site-header__card {
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.74) 0%,
    rgba(255, 255, 255, 0.6) 100%
  );
  border: none;
  box-shadow: 0 6px 16px -2px rgba(15, 15, 15, 0.05);
}

.site-header.is-scrolled .lang-switch {
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border-color: rgba(255, 255, 255, 0.65);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.brand-row {
  --brand-logo-h: 1.125rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
}

.logo-codesain {
  height: var(--brand-logo-h);
  width: auto;
  display: block;
  object-fit: contain;
}

.header-end {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 0.1rem;
  padding: 0.2rem;
  border-radius: var(--radius-control);
  background: rgba(255, 255, 255, 0.62);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.65);
  transition:
    background 0.35s var(--ease-out),
    border-color 0.35s var(--ease-out),
    box-shadow 0.35s var(--ease-out);
}

.lang-switch__btn {
  min-width: 2.25rem;
  padding: 0.4rem 0.6rem;
  border: none;
  border-radius: var(--radius-control);
  background: transparent;
  color: var(--color-muted);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: none;
  cursor: pointer;
  transition: color 0.15s ease, background 0.15s ease;
}

.lang-switch__btn:hover {
  color: var(--color-foreground);
}

.lang-switch__btn.is-active {
  background: var(--color-primary);
  color: #fff;
}

.nav {
  display: none;
  gap: 1.75rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  text-transform: none;
}

.nav a {
  position: relative;
  color: var(--color-muted);
  text-decoration: none;
  transition: color 0.15s ease;
}

.nav a:hover {
  color: var(--color-foreground);
}

.nav a.is-active {
  color: var(--color-primary-deep);
}

.nav a.is-active::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.4rem;
  height: 2px;
  border-radius: 1px;
  background: var(--color-primary);
}

@media (min-width: 768px) {
  .nav {
    display: flex;
  }
}

/* —— Hero —— */
.hero {
  padding: calc(var(--header-overlay-space) + clamp(0.5rem, 1.5vw, 1rem)) 0 clamp(1.5rem, 3vw, 2.25rem);
  background-color: #ffffff;
  isolation: isolate;
}

.hero-scroll {
  position: relative;
}

.hero-pin {
  position: relative;
}

@media (min-width: 1024px) {
  .hero.is-scroll-hero {
    padding: 0;
  }

  .hero.is-scroll-hero .hero-scroll {
    height: calc(100svh + var(--hero-scroll-distance));
  }

  .hero.is-scroll-hero .hero-pin {
    position: sticky;
    top: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    min-height: 100svh;
    padding-block: calc(var(--header-overlay-space) + 0.35rem) 1rem;
    background-color: #ffffff;
  }

  .hero.is-scroll-hero .hero-grid {
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
    gap: var(--hero-grid-gap);
    align-items: center;
    width: 100%;
  }

  .hero.is-scroll-hero .hero-copy {
    opacity: var(--hero-copy-o, 0);
    transform: translate3d(calc((1 - var(--hero-p, 0)) * -2.75rem), 0, 0);
    transition: none;
    will-change: opacity, transform;
    pointer-events: none;
  }

  .hero.is-scroll-hero:not(.is-scroll-done) .hero-pin {
    background-color: transparent;
  }

  .hero.is-scroll-hero:not(.is-scroll-done) .hero-copy {
    background-color: transparent;
    z-index: 1;
  }

  .hero.is-scroll-hero:not(.is-scroll-done) .hero-visual {
    position: relative;
    z-index: 5;
  }

  .hero.is-scroll-hero .hero-actions {
    position: relative;
    z-index: 4;
    pointer-events: auto;
  }

  .hero.is-scroll-hero .hero-visual {
    will-change: transform;
    transform-origin: center center;
    pointer-events: none;
  }

  .hero.is-scroll-hero .hero-orbit__item {
    pointer-events: auto;
  }

  .hero.is-scroll-hero.is-scroll-done .hero-copy {
    pointer-events: auto;
  }
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--hero-grid-gap);
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
    gap: var(--hero-grid-gap);
    align-items: center;
  }

  .hero-visual {
    margin-top: 0;
  }
}

.hero-copy {
  max-width: none;
  background-color: #ffffff;
}

.hero-visual {
  position: relative;
  margin: 0;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 0;
  background: transparent;
}

@media (max-width: 1023px) {
  .hero-copy {
    background-color: #ffffff;
  }
}

.hero-canvas {
  --canvas-cols: var(--hero-canvas-cells-w, var(--hero-grid-cols));
  position: relative;
  z-index: 2;
  width: min(100%, calc(var(--canvas-cols) * var(--hero-cell)));
  aspect-ratio: 1;
  height: auto;
  margin-inline: auto;
  flex-shrink: 0;
  border-radius: 0;
  border: none;
  box-shadow: none;
  background: transparent;
  overflow: visible;
  contain: layout style;
}

.hero-mosaic-stage {
  position: absolute;
  z-index: 0;
  left: 50%;
  top: 50%;
  overflow: hidden;
  pointer-events: none;
  box-sizing: border-box;
  transform: translate(-50%, -50%);
}

.hero-mosaic-grid {
  position: relative;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  display: grid;
  grid-template-columns: repeat(var(--mosaic-cols), 1fr);
  grid-template-rows: repeat(var(--mosaic-rows), 1fr);
  gap: 0;
  padding: 0;
  margin: 0;
  background: transparent;
  pointer-events: none;
}

.hero-mosaic-cell {
  background: transparent;
  transition: background-color 0.14s ease-out;
}

.hero-mosaic-cell[data-tier='1'] {
  background-color: rgba(253, 132, 3, 0.035);
}

.hero-mosaic-cell[data-tier='2'] {
  background-color: rgba(253, 132, 3, 0.022);
}

.hero-mosaic-cell[data-tier='3'] {
  background-color: rgba(253, 132, 3, 0.014);
}

.hero-canvas canvas {
  display: none;
}

.hero-canvas__hub {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 4;
  transform: translate(-50%, -50%);
  width: max-content;
  max-width: calc(100% - 1.5rem);
  pointer-events: none;
}

/* Unsichtbare Occlusion-Box: gleicher Abstand oben/unten zur Schrift */
.hero-canvas__hub-box {
  display: block;
  padding-block: var(--hero-occluder-pad-y);
  padding-inline: var(--hero-occluder-pad-x);
}

.hero-canvas__hub img {
  display: block;
  height: clamp(1.4rem, 5vw, 1.9rem);
  width: auto;
  max-width: 9.75rem;
  padding: 0;
  background: transparent;
}

.hero-orbit {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 3;
  width: calc(var(--hero-orbit-cells) * var(--hero-cell));
  height: calc(var(--hero-orbit-cells) * var(--hero-cell));
  transform: translate(-50%, -50%);
  pointer-events: none;
  isolation: isolate;
}

.hero-orbit__stage {
  position: absolute;
  inset: 0;
  transform: rotate(0deg);
  will-change: transform;
}

.hero-orbit__spokes {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.hero-orbit__flows {
  pointer-events: none;
}

.hero-orbit__trace {
  pointer-events: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: none;
  opacity: 0 !important;
}

.hero-orbit__trace--alt {
  filter: none;
  opacity: 0 !important;
}

.hero-orbit__dot {
  fill: var(--color-primary);
  filter: none;
  opacity: 0 !important;
}

.hero-orbit__dot--alt {
  fill: #fea23f;
  filter: none;
  opacity: 0 !important;
}

.hero-orbit__ring {
  position: absolute;
  inset: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  z-index: 2;
}

.hero-orbit__item {
  position: absolute;
  z-index: 2;
  transform: translate(-50%, -50%);
  pointer-events: auto;
}

.hero-orbit__link {
  display: inline-block;
  color: inherit;
  text-decoration: none;
  border-radius: 8px;
  outline-offset: 3px;
}

.hero-orbit__link:focus-visible {
  outline: 2px solid var(--color-primary);
}

.hero-orbit__module-box {
  position: relative;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 0;
  line-height: 0;
  background: transparent;
  transform: rotate(0deg);
  will-change: transform;
}

.hero-orbit__icon {
  display: block;
  width: 2rem;
  height: 2rem;
  flex-shrink: 0;
  color: var(--color-foreground);
  opacity: 1;
  transition:
    color 0.15s ease,
    opacity 0.15s ease,
    transform 0.15s ease;
}

.hero-orbit__tip {
  position: absolute;
  top: calc(100% + 0.35rem);
  left: 50%;
  transform: translateX(-50%);
  padding: 0;
  font-family: var(--font-pixel);
  font-size: 0.6875rem;
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: 0;
  white-space: nowrap;
  color: var(--color-foreground);
  background: transparent;
  border: none;
  box-shadow: none;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.15s ease, visibility 0.15s ease;
  z-index: 5;
  -webkit-font-smoothing: none;
  text-rendering: geometricPrecision;
}

.hero-orbit__tip .brand-prefix {
  color: var(--color-primary);
}

.hero-orbit__link:hover .hero-orbit__tip,
.hero-orbit__link:focus-visible .hero-orbit__tip,
.hero-orbit__item.is-linked .hero-orbit__tip {
  opacity: 1;
  visibility: visible;
}

.hero-orbit__link:hover .hero-orbit__icon,
.hero-orbit__link:focus-visible .hero-orbit__icon,
.hero-orbit__item.is-linked .hero-orbit__icon {
  opacity: 1;
  transform: scale(1.08);
  color: var(--color-primary);
}

.hero-canvas .hero-orbit__icon {
  width: 2.125rem;
  height: 2.125rem;
}

@keyframes hero-orbit-spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes hero-orbit-counter {
  to {
    transform: rotate(-360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-orbit__stage,
  .hero-orbit__module-box {
    transform: none;
    will-change: auto;
  }

  .hero-orbit__dot,
  .hero-orbit__trace {
    display: none;
  }
}

@media (max-width: 520px) {
  .hero-orbit__icon {
    width: 1.75rem;
    height: 1.75rem;
  }

  .hero-canvas .hero-orbit__icon {
    width: 1.875rem;
    height: 1.875rem;
  }
}

.hero-brand {
  margin: 0 0 1.35rem;
  line-height: 0;
}

.hero-brand__logo {
  display: block;
  height: 2rem;
  width: auto;
  max-width: min(100%, 14rem);
  opacity: 1;
}

.hero-tagline {
  margin: 0;
  max-width: 12em;
  font-size: clamp(1.875rem, 4.2vw, 2.75rem);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.04em;
  color: var(--color-foreground);
}

.hero-lead {
  margin: 1.85rem 0 0;
  max-width: 30rem;
  font-size: clamp(1.4375rem, 2.5vw, 1.75rem);
  font-weight: 500;
  line-height: 1.34;
  letter-spacing: -0.015em;
  color: var(--color-foreground);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1.85rem;
  align-items: center;
  margin-top: 2.35rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.72rem 1.25rem;
  border-radius: var(--radius-pixel);
  border: 2px solid transparent;
  background: var(--color-foreground);
  color: #fff;
  font-weight: 600;
  font-size: 0.9375rem;
  font-family: var(--font-sans);
  letter-spacing: -0.01em;
  text-transform: none;
  text-decoration: none;
  box-shadow: var(--pixel-shadow);
  transition:
    background 0.15s ease,
    transform 0.15s ease,
    box-shadow 0.15s ease;
}

.btn-primary:hover {
  transform: translate(1px, 1px);
  filter: none;
  background: #2a2a2a;
  box-shadow: 1px 1px 0 rgba(15, 15, 15, 0.12);
}

.hero-actions .btn-primary {
  background: var(--color-primary);
  border-color: var(--color-primary-deep);
  color: var(--color-primary-foreground);
  box-shadow: var(--pixel-shadow-primary);
  padding: 0.72rem 1.35rem;
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: -0.015em;
}

.hero-actions .btn-primary:hover,
.cta-inner .btn-primary:hover {
  background: var(--color-primary-deep);
  border-color: var(--color-primary-deep);
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0 rgba(196, 106, 8, 0.28);
}

.hero-actions .btn-ghost {
  padding: 0.72rem 1.35rem;
  border: 2px solid var(--color-line-strong);
  border-radius: var(--radius-pixel);
  background-color: #ffffff;
  background-image: var(--pixel-mosaic-bg);
  background-size: var(--pixel-cell) var(--pixel-cell);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--color-foreground);
  text-decoration: none;
  box-shadow: var(--pixel-shadow);
}

.hero-actions .btn-ghost:hover {
  transform: translate(1px, 1px);
  background-color: #ffffff;
  border-color: var(--color-foreground);
  color: var(--color-foreground);
  box-shadow: 1px 1px 0 rgba(15, 15, 15, 0.12);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.72rem 1.1rem;
  border-radius: var(--radius-pixel);
  border: 1px solid var(--color-line-strong);
  background: #ffffff;
  color: var(--color-foreground);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-transform: none;
  text-decoration: none;
  box-shadow: none;
  transition:
    background 0.15s ease,
    color 0.15s ease,
    border-color 0.15s ease,
    transform 0.15s ease;
}

.btn-ghost:hover {
  transform: translate(1px, 1px);
  background: var(--color-surface-soft);
  border-color: var(--color-foreground);
  color: var(--color-foreground);
}

.audience {
  margin-top: 2.25rem;
  max-width: 34rem;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--color-faint);
}

/* —— Sections —— */
.section {
  padding: clamp(3.5rem, 8vw, 6rem) 0;
}

.section--band {
  background: var(--color-surface);
  border-block: 1px solid var(--color-line);
}

.section-head {
  max-width: 44rem;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.section-head h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 1.08;
}

.section-head p {
  margin: 0;
  font-size: clamp(1rem, 1.8vw, 1.125rem);
  line-height: 1.65;
  color: var(--color-muted);
}

.two-col {
  display: grid;
  gap: 1rem;
}

@media (min-width: 768px) {
  .two-col {
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
    gap: 1.25rem;
  }
}

.card-pad {
  padding: clamp(1.35rem, 3vw, 1.85rem);
}

.card-pad > p:last-child {
  margin: 0;
  color: var(--color-muted);
  line-height: 1.65;
}

.card-label {
  margin: 0 0 0.75rem;
  font-family: var(--font-pixel);
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: lowercase;
  -webkit-font-smoothing: none;
}

.card-label--problem {
  color: var(--color-danger);
}

.card-label--solution {
  color: var(--color-primary);
}

.solution-card {
  border-color: rgba(253, 132, 3, 0.35);
  background-color: #ffffff;
  background-image:
    var(--pixel-mosaic-bg),
    linear-gradient(165deg, rgba(253, 132, 3, 0.05) 0%, transparent 48%);
  background-size: var(--pixel-cell) var(--pixel-cell), auto;
}

@media (hover: hover) {
  main .tilt-card:hover,
  main .workflow-grid .card-pad:hover {
    transform: translate(1px, 1px);
    box-shadow: none;
    border-color: var(--color-primary);
  }
}

@media (hover: hover) {
  .tilt-card:hover,
  .workflow-grid .card-pad:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-card);
    border-color: var(--color-line-strong);
  }
}

/* —— Modules —— */
.brand-prefix {
  color: var(--color-primary);
  font-weight: 400;
  font-family: var(--font-pixel);
  -webkit-font-smoothing: none;
  -moz-osx-font-smoothing: unset;
  text-rendering: geometricPrecision;
}

.module-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

@media (min-width: 640px) {
  .module-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1100px) {
  .module-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.section--modules {
  position: relative;
  background: transparent;
}

.section--modules::before {
  display: none;
}

.module-card {
  padding: 1.35rem;
  display: flex;
  flex-direction: column;
  cursor: default;
  transition:
    border-color 0.25s var(--ease-out),
    background-color 0.25s var(--ease-out),
    transform 0.25s var(--ease-out),
    box-shadow 0.25s var(--ease-out);
  outline: none;
}

.module-card:hover,
.module-card.is-active,
.module-card:focus-visible,
.module-grid .module-card.is-visible:hover,
.module-grid .module-card.is-visible.is-active,
.module-grid .module-card.is-visible:focus-visible {
  transform: translate(1px, 1px);
  box-shadow: none;
  border-color: var(--color-primary);
  background-color: #ffffff;
}

.module-card.is-highlighted {
  border-color: var(--color-primary);
  box-shadow: none;
  background-image:
    var(--pixel-mosaic-bg),
    linear-gradient(180deg, rgba(253, 132, 3, 0.06) 0%, transparent 55%);
  background-size: var(--pixel-cell) var(--pixel-cell), auto;
}

.module-accent {
  display: block;
  width: 1.125rem;
  height: 1.125rem;
  border-radius: 0;
  margin-bottom: 0.75rem;
}

.module-card.is-active .module-accent,
.module-card.is-highlighted .module-accent {
  width: 1.5rem;
  height: 1.5rem;
  transition: width 0.15s ease, height 0.15s ease;
}

.module-card h3 {
  margin: 0;
  font-family: var(--font-pixel);
  font-size: 0.9375rem;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.35;
  -webkit-font-smoothing: none;
  text-rendering: geometricPrecision;
}

.module-card .subtitle {
  margin: 0.45rem 0 0;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.module-card .benefit {
  margin: 0.65rem 0 0;
  flex: 1;
  font-size: 0.85rem;
  color: var(--color-muted);
  line-height: 1.55;
}

.badge-available {
  margin-top: 1rem;
  font-family: var(--font-pixel);
  font-size: 0.625rem;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: lowercase;
  color: var(--color-success);
  -webkit-font-smoothing: none;
}

.accent-req,
.accent-trace {
  background: var(--color-type-requirement);
}
.accent-vv {
  background: var(--color-type-testcase);
}
.accent-co {
  background: var(--color-info);
}
.accent-arch {
  background: var(--color-type-function);
}
.accent-ci {
  background: var(--color-warning);
}
.accent-tool {
  background: #6b7fd6;
}
.accent-data {
  background: var(--color-type-testcase);
}

/* —— Workflows —— */
.workflow-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
}

@media (min-width: 768px) {
  .workflow-grid {
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  }
}

.workflow-grid h3 {
  margin: 0 0 0.5rem;
  font-family: var(--font-pixel);
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.35;
  -webkit-font-smoothing: none;
}

.workflow-grid p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-muted);
  line-height: 1.55;
}

/* —— Steps —— */
.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1rem;
  counter-reset: step;
}

@media (min-width: 640px) {
  .steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1100px) {
  .steps {
    grid-template-columns: repeat(5, 1fr);
  }
}

.section--pipeline .steps {
  position: relative;
}

@media (min-width: 1100px) {
  .section--pipeline .steps::before {
    content: '';
    position: absolute;
    top: 2.5rem;
    left: 8%;
    right: 8%;
    height: 1px;
    background: var(--color-line);
    z-index: 0;
  }
}

.step-card {
  padding: 1.2rem;
  position: relative;
  z-index: 1;
}

.step-card:hover {
  transform: none;
}

.step-num {
  font-family: var(--font-pixel);
  font-size: 1.375rem;
  font-weight: 400;
  line-height: 1;
  color: var(--color-primary);
  opacity: 0.55;
  -webkit-font-smoothing: none;
}

.step-card h3 {
  margin: 0.45rem 0 0;
  font-family: var(--font-pixel);
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0;
  -webkit-font-smoothing: none;
}

.step-card p {
  margin: 0.4rem 0 0;
  font-size: 0.85rem;
  color: var(--color-muted);
  line-height: 1.5;
}

/* —— Platform —— */
.platform-grid {
  display: grid;
  gap: 2rem;
}

@media (min-width: 768px) {
  .platform-grid {
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
    gap: 2.5rem;
  }
}

.subhead {
  margin: 0 0 1rem;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.chips {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.chips li {
  padding: 0.38rem 0.65rem;
  font-family: var(--font-pixel);
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0;
  border-radius: var(--radius-pixel);
  border: 1px solid var(--color-line);
  background-color: #ffffff;
  background-image: var(--pixel-mosaic-bg);
  background-size: var(--pixel-cell) var(--pixel-cell);
  color: var(--color-foreground);
  -webkit-font-smoothing: none;
  transition: border-color 0.15s ease, color 0.15s ease;
}

.chips li:hover {
  transform: none;
  border-color: var(--color-primary);
  box-shadow: none;
}

.feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.feature-list li {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.45rem;
  font-size: 0.875rem;
  color: var(--color-muted);
}

.feature-list li::before {
  content: '✓';
  color: var(--color-primary);
  font-weight: 700;
}

.tech-note {
  margin: 1.25rem 0 0;
  font-size: 0.875rem;
  color: var(--color-muted);
  line-height: 1.6;
}

/* —— Roadmap —— */
.roadmap-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}

@media (min-width: 640px) {
  .roadmap-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.roadmap-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.9rem 1rem;
  border-radius: var(--radius-pixel);
  border: 1px dashed var(--color-line-strong);
  background-color: #ffffff;
  background-image: var(--pixel-mosaic-bg);
  background-size: var(--pixel-cell) var(--pixel-cell);
}

.roadmap-item strong {
  font-family: var(--font-pixel);
  font-size: 0.875rem;
  font-weight: 400;
  -webkit-font-smoothing: none;
}

.roadmap-item p {
  margin: 0.15rem 0 0;
  font-size: 0.82rem;
  color: var(--color-muted);
}

.badge-soon {
  flex-shrink: 0;
  padding: 0.25rem 0.45rem;
  font-family: var(--font-pixel);
  font-size: 0.5625rem;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: lowercase;
  border-radius: var(--radius-pixel);
  border: 1px solid var(--color-line);
  background: #ffffff;
  color: var(--color-faint);
  -webkit-font-smoothing: none;
}

/* —— CTA —— */
.cta {
  padding-bottom: clamp(3rem, 8vw, 5rem);
}

.cta-inner {
  padding: clamp(2.5rem, 6vw, 3.5rem) clamp(1.5rem, 4vw, 2.75rem);
  text-align: center;
  border-radius: var(--radius-pixel);
  border: 2px solid var(--color-foreground);
  background: var(--color-foreground);
  color: #f6f5f1;
  box-shadow: 4px 4px 0 rgba(253, 132, 3, 0.35);
}

.cta-inner h2 {
  margin: 0;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.cta-inner > p {
  margin: 1rem auto 0;
  max-width: 32rem;
  font-size: 1rem;
  line-height: 1.6;
  color: rgba(246, 245, 241, 0.72);
}

.cta-inner .btn-primary {
  margin-top: 1.35rem;
  background: var(--color-primary);
  border-color: var(--color-primary-deep);
  color: var(--color-primary-foreground);
  box-shadow: var(--pixel-shadow-primary);
}

.cta-contact {
  margin-top: 1.25rem;
  font-size: 0.875rem;
  color: rgba(246, 245, 241, 0.55);
}

.cta-contact a {
  color: rgba(246, 245, 241, 0.85);
}

/* —— Footer —— */
.site-footer {
  border-top: 1px solid var(--color-line);
  padding: 1.75rem 0;
  background: var(--color-surface);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
}

.footer-logo {
  height: 0.75rem;
  width: auto;
  max-width: 6.25rem;
  opacity: 0.55;
}

.site-footer p {
  margin: 0;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.04em;
  color: var(--color-faint);
}

/* Scroll-Reveal (kein translateY am Hero — sonst Leerraum oberhalb der Seite) */
[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition:
    opacity 0.65s ease,
    transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--reveal-delay, 0ms);
}

.hero[data-reveal] {
  transform: none;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

.module-grid .module-card:not(.is-visible) {
  opacity: 0;
  transform: translateY(22px);
}

.module-grid .module-card.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.module-grid .module-card {
  transition:
    opacity 0.65s ease,
    transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}

.hero[data-reveal].is-visible {
  transform: none;
}

.tilt-card {
  transition:
    border-color 0.25s var(--ease-out),
    transform 0.25s var(--ease-out),
    box-shadow 0.25s var(--ease-out);
}

.workflow-grid .card-pad {
  transition:
    border-color 0.25s var(--ease-out),
    transform 0.25s var(--ease-out),
    box-shadow 0.25s var(--ease-out);
}

@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .module-grid .module-card:not(.is-visible) {
    opacity: 1;
    transform: none;
  }

  .module-card:hover,
  .module-card.is-active {
    transform: none;
  }

  .section--pipeline .steps::before {
    animation: none;
  }
}

/* —— Launch (fixed, ausserhalb der Header-Karte) —— */
#engos-launch {
  position: fixed;
  top: calc(var(--header-overlay-top) + (var(--header-h) - 2.05rem) / 2);
  right: max(0.85rem, env(safe-area-inset-right));
  z-index: 2147483647;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1rem;
  border-radius: var(--radius-pixel);
  border: 2px solid var(--color-primary-deep);
  background: var(--color-primary);
  color: var(--color-primary-foreground);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.8125rem;
  letter-spacing: -0.01em;
  text-transform: none;
  line-height: 1;
  text-decoration: none;
  box-shadow: var(--pixel-shadow-primary);
  transition:
    background 0.15s ease,
    transform 0.15s ease,
    box-shadow 0.15s ease;
}

#engos-launch:hover {
  transform: translate(1px, 1px);
  background: var(--color-primary-deep);
  box-shadow: 1px 1px 0 rgba(196, 106, 8, 0.28);
}

#engos-launch svg {
  transition: transform 0.15s ease;
}

#engos-launch:hover svg {
  transform: translateX(2px);
}

@media (max-width: 640px) {
  .nav {
    display: none;
  }

  body {
    padding-top: 0;
  }

  #engos-launch {
    padding-inline: 0.75rem;
    font-size: 0.75rem;
  }
}