:root {
  --primary: #f49300;
  --secondary: #5b8daf;
  --background: #0c1318;
  --surface: #151c24;
  --surface-soft: #1a232c;
  --surface-strong: #080d12;
  --text-primary: #e8e8ed;
  --text-secondary: #9ca3af;
  --divider: #253038;
  --focus-ring: rgba(244, 147, 0, 0.35);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 18px 34px rgba(0, 0, 0, 0.3);

  --font-body: "Cascadia Code", "Cascadia Mono", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  --font-heading: "Cascadia Code", "Cascadia Mono", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;

  --radius-card: 8px;
  --radius-button: 4px;
  --max-width: 1240px;

  --company: #f49300;
  --developer: #5b8daf;
  --remote: #ffb347;
  --ai: #d8a24d;
}

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

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--text-primary);
  line-height: 1.5;
  background:
    radial-gradient(circle at top left, rgba(91, 141, 175, 0.08), transparent 24%),
    radial-gradient(circle at top right, rgba(244, 147, 0, 0.08), transparent 20%),
    var(--background);
}

main {
  min-height: calc(100vh - 74px);
  display: grid;
  align-items: center;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8, 13, 18, 0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--divider);
}

.topbar {
  max-width: var(--max-width);
  min-height: 74px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.logo {
  color: var(--text-primary);
  text-decoration: none;
  font-family: var(--font-heading);
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.main-nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 8px 10px;
  border-radius: var(--radius-button);
  transition: all 150ms ease;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--divider);
  border-radius: 6px;
  background: var(--surface);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.menu-toggle span {
  width: 18px;
  height: 2px;
  background: var(--text-primary);
  display: block;
  transition: all 180ms ease;
}

.modes {
  position: relative;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 150px 24px 48px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.mosfet-walkway-stage {
  position: absolute;
  inset: 0;
  z-index: 4;
  pointer-events: none;
}

.mosfet-walkway-wrapper,
.mosfet-walkway-canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.mode-card {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  min-height: 430px;
  padding: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.015) 0%, rgba(255, 255, 255, 0) 100%),
    var(--surface);
  border: 1px solid var(--divider);
  border-radius: var(--radius-card);
  text-decoration: none;
  color: var(--text-primary);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease,
    box-shadow 180ms ease;
}

.mode-card:hover {
  transform: translateY(-6px);
  background: var(--surface-soft);
  border-color: rgba(255, 255, 255, 0.09);
  box-shadow: var(--shadow-hover);
}

.mode-card:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px var(--focus-ring);
}

.card-top-line {
  position: absolute;
  inset: 0 0 auto 0;
  height: 4px;
}

.card-top-line-company {
  background: var(--company);
}

.card-top-line-dev {
  background: var(--developer);
}

.card-top-line-ai {
  background: var(--ai);
}

.card-top-line-remote {
  background: var(--remote);
}

.symbol-stage {
  position: relative;
  height: 190px;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mode-card h2 {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 600;
  margin-bottom: 10px;
  text-align: center;
}

.mode-card p {
  color: var(--text-secondary);
  font-size: 0.97rem;
  max-width: 35ch;
  text-align: center;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 28px;
}

.card-link {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--text-primary);
  font-size: 0.93rem;
  font-weight: 500;
  width: 100%;
}

.arrow {
  transition: transform 180ms ease;
}

.mode-card:hover .arrow {
  transform: translateX(3px);
}

.reveal-card {
  opacity: 0;
  transform: translateY(18px);
}

.reveal-card.is-visible {
  animation: revealUp 500ms ease forwards;
}

@keyframes revealUp {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.ai-network,
.company-canvas,
.developer-canvas,
.remote-canvas {
  position: relative;
  width: min(100%, 240px);
  height: 170px;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 0 22px rgba(0, 0, 0, 0.25);
}

.ai-network {
  background:
    radial-gradient(circle at 20% 20%, rgba(84, 190, 255, 0.12), transparent 50%),
    radial-gradient(circle at 76% 24%, rgba(244, 147, 0, 0.12), transparent 50%),
    radial-gradient(circle at 50% 78%, rgba(165, 120, 255, 0.1), transparent 52%),
    rgba(7, 12, 17, 0.72);
}

.company-canvas {
  background:
    radial-gradient(circle at 20% 20%, rgba(244, 147, 0, 0.12), transparent 54%),
    radial-gradient(circle at 74% 78%, rgba(91, 141, 175, 0.12), transparent 56%),
    rgba(8, 12, 17, 0.74);
}

.developer-canvas {
  background:
    radial-gradient(circle at 24% 24%, rgba(91, 141, 175, 0.13), transparent 54%),
    radial-gradient(circle at 72% 72%, rgba(255, 196, 92, 0.11), transparent 58%),
    rgba(8, 12, 18, 0.74);
}

.remote-canvas {
  background:
    radial-gradient(circle at 24% 18%, rgba(255, 196, 92, 0.14), transparent 52%),
    radial-gradient(circle at 72% 72%, rgba(91, 141, 175, 0.12), transparent 54%),
    rgba(8, 12, 18, 0.76);
}

.ai-network-canvas,
.company-canvas-node,
.developer-canvas-node,
.remote-canvas-node {
  width: 100%;
  height: 100%;
  display: block;
}

.remote-card {
  grid-column: 2;
}

.impressum-button {
  position: fixed;
  left: 50%;
  bottom: 20px;
  transform: translateX(-50%);
  z-index: 110;
  padding: 4px 8px;
  border: none;
  background: transparent;
  color: rgba(232, 232, 237, 0.52);
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  transition: color 150ms ease, transform 150ms ease;
}

.impressum-button:hover {
  color: rgba(232, 232, 237, 0.78);
  transform: translateX(-50%) translateY(-1px);
}

.impressum-button:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px var(--focus-ring);
}

@media (max-width: 980px) {
  .modes {
    padding: 20px 24px 48px;
    grid-template-columns: 1fr;
  }

  .mosfet-walkway-stage {
    display: none;
  }

  .mode-card {
    min-height: 360px;
  }

  .remote-card {
    grid-column: auto;
  }
}

@media (max-width: 780px) {
  .menu-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--surface-strong);
    border-bottom: 1px solid var(--divider);
    padding: 10px 20px 16px;
  }

  .main-nav.open {
    display: flex;
  }

  .main-nav a {
    padding: 12px 10px;
    border-radius: 6px;
  }

  .topbar {
    padding: 0 18px;
  }

  .modes {
    padding: 20px 20px 36px;
  }
}

@media (max-width: 640px) {
  .mode-card {
    min-height: 340px;
    padding: 22px;
  }

  .symbol-stage {
    height: 150px;
  }

  .company-canvas,
  .developer-canvas,
  .remote-canvas,
  .ai-network {
    width: 210px;
    height: 150px;
  }
}










.company-blank-body {
  margin: 0;
  min-height: 100vh;
  overflow: hidden;
  background: #0c1318;
}

.company-blank-stage {
  position: fixed;
  inset: 0;
  z-index: 0;
  width: 100vw;
  height: 100vh;
  display: block;
}

.company-blank-stage .company-canvas,
.company-blank-stage .company-canvas-node {
  width: 100%;
  height: 100%;
  display: block;
}

.company-blank-stage .company-canvas {
  width: 100%;
  height: 100%;
  border: none;
  border-radius: 0;
  box-shadow: none;
  background: transparent;
}

.company-overlay-shell {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: start center;
  padding: 108px 24px 24px;
  pointer-events: none;
}

.company-scroll-panel {
  pointer-events: auto;
  width: min(100%, 760px);
  max-height: min(74vh, 820px);
  overflow-y: auto;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.company-scroll-panel::-webkit-scrollbar {
  display: none;
}

.company-scroll-panel-inner {
  padding: 0;
}

.company-scroll-kicker {
  display: inline-block;
  margin-bottom: 14px;
  color: rgba(255, 196, 92, 0.95);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.company-scroll-panel h1,
.company-scroll-panel h2 {
  font-family: var(--font-heading);
  color: var(--text-primary);
}

.company-scroll-panel h1 {
  font-size: clamp(1.8rem, 3.2vw, 2.4rem);
  line-height: 1.08;
  margin-bottom: 16px;
}

.company-scroll-panel h2 {
  font-size: 1.04rem;
  margin-top: 22px;
  margin-bottom: 10px;
  color: rgba(255, 196, 92, 0.95);
}

.company-scroll-panel p,
.company-scroll-panel li {
  color: rgba(220, 228, 238, 0.9);
  font-size: 0.96rem;
  line-height: 1.65;
}

.company-scroll-panel p + p {
  margin-top: 12px;
}

.company-scroll-panel ul {
  padding-left: 20px;
}

.company-scroll-panel li + li {
  margin-top: 8px;
}

@media (max-width: 980px) {
  .company-overlay-shell {
    padding: 96px 18px 18px;
  }

  .company-scroll-panel {
    width: min(100%, 700px);
    max-height: min(68vh, 720px);
  }
}

@media (max-width: 640px) {
  .company-overlay-shell {
    padding: 92px 16px 16px;
  }

  .company-scroll-panel {
    width: min(100%, 100%);
    max-height: min(70vh, 680px);
  }
}

.developer-shell-body {
  min-height: 100vh;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(4, 7, 10, 0.92), rgba(7, 12, 17, 0.98)),
    var(--background);
}

.developer-shell-main {
  min-height: calc(100vh - 74px);
  display: block;
  padding: 18px;
}

.developer-shell {
  position: relative;
  height: calc(100vh - 110px);
  min-height: 560px;
  overflow: hidden;
  border: 1px solid rgba(91, 141, 175, 0.28);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.018), rgba(255,255,255,0)),
    #04070a;
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,0.025),
    0 24px 70px rgba(0, 0, 0, 0.35);
}

.developer-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.025) 0,
      rgba(255, 255, 255, 0.025) 1px,
      transparent 1px,
      transparent 4px
    ),
    radial-gradient(circle at 16% 20%, rgba(91, 141, 175, 0.12), transparent 34%),
    radial-gradient(circle at 86% 78%, rgba(244, 147, 0, 0.08), transparent 28%);
  opacity: 0.8;
}

.developer-shell-topline {
  position: absolute;
  inset: 0 auto 0 0;
  z-index: 2;
  width: 6px;
  background: rgba(120, 210, 255, 0.14);
}

.developer-shell-frame {
  position: relative;
  z-index: 3;
  height: 100%;
  display: grid;
  grid-template-rows: 38px minmax(0, 1fr) 28px 48px;
  padding: 14px 18px 18px 24px;
}

.developer-shell-titlebar {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(140px, auto) minmax(110px, auto);
  align-items: center;
  gap: 18px;
  padding: 0 10px;
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.32);
  color: rgba(220, 228, 236, 0.9);
  font-size: 0.86rem;
}

.developer-shell-title {
  color: rgba(120, 210, 255, 0.96);
  font-weight: 700;
}

.developer-shell-station {
  text-align: center;
}

.developer-shell-mode {
  color: rgba(255, 196, 92, 0.92);
  text-align: right;
}

.developer-shell-output {
  min-height: 0;
  margin-top: 10px;
  padding: 8px 14px 16px 16px;
  overflow-y: auto;
  outline: none;
  scrollbar-color: rgba(255, 196, 92, 0.7) rgba(255, 255, 255, 0.06);
  scrollbar-width: thin;
}

.developer-shell-line {
  max-width: 112ch;
  min-height: 1.38em;
  color: rgba(220, 228, 236, 0.92);
  font-size: clamp(0.84rem, 1.18vw, 1.08rem);
  line-height: 1.42;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.developer-shell-line.is-title {
  margin-top: 4px;
  margin-bottom: 4px;
  color: rgba(255, 196, 92, 0.98);
  font-size: clamp(1.05rem, 1.5vw, 1.34rem);
  font-weight: 800;
}

.developer-shell-line.is-section {
  margin-top: 8px;
  margin-bottom: 3px;
  color: rgba(120, 210, 255, 0.96);
  font-size: clamp(0.94rem, 1.25vw, 1.14rem);
  font-weight: 700;
}

.developer-shell-line.is-quote {
  position: relative;
  padding-left: 16px;
  color: rgba(200, 220, 255, 0.94);
}

.developer-shell-line.is-quote::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.2em;
  bottom: 0.2em;
  width: 3px;
  border-radius: 2px;
  background: rgba(120, 210, 255, 0.42);
}

.developer-shell-line.is-bullet {
  padding-left: 18px;
  color: rgba(230, 236, 242, 0.92);
}

.developer-shell-line.is-rule {
  width: min(78%, 720px);
  height: 1px;
  min-height: 1px;
  margin: 9px 0;
  background: rgba(120, 210, 255, 0.34);
}

.developer-shell-line.is-info,
.developer-shell-line.is-nav {
  color: rgba(140, 190, 255, 0.94);
}

.developer-shell-line.is-ok {
  color: rgba(130, 220, 170, 0.96);
}

.developer-shell-line.is-mode,
.developer-shell-line.is-hint {
  color: rgba(255, 196, 92, 0.96);
}

.developer-shell-line.is-error,
.developer-shell-line.is-warn {
  color: rgba(255, 170, 120, 0.96);
}

.developer-shell-line.is-prompt {
  color: rgba(190, 230, 255, 0.96);
}

.developer-shell-helpbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 10px;
  color: rgba(150, 166, 186, 0.9);
  font-size: 0.82rem;
  background: rgba(0, 0, 0, 0.22);
  border-radius: 4px;
}

.developer-shell-prompt {
  position: relative;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
  padding: 0 10px;
  min-width: 0;
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.36);
}

.developer-shell-prompt-label {
  flex: 0 0 auto;
  color: rgba(120, 210, 255, 0.96);
  font-size: clamp(0.82rem, 1.1vw, 1rem);
}

.developer-shell-input {
  flex: 1 1 auto;
  min-width: 0;
  height: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  color: rgba(232, 232, 237, 0.96);
  font: inherit;
  font-size: clamp(0.82rem, 1.1vw, 1rem);
}

.developer-shell-caret {
  width: 3px;
  height: 22px;
  border-radius: 2px;
  background: rgba(255, 196, 92, 0.92);
  animation: cliCaretBlink 900ms steps(2, end) infinite;
}

@keyframes cliCaretBlink {
  50% {
    opacity: 0.2;
  }
}

@media (max-width: 780px) {
  .developer-shell-body {
    overflow: auto;
  }

  .developer-shell-main {
    padding: 12px;
  }

  .developer-shell {
    height: calc(100vh - 98px);
    min-height: 540px;
  }

  .developer-shell-frame {
    grid-template-rows: auto minmax(0, 1fr) auto 46px;
    padding: 10px 10px 12px 16px;
  }

  .developer-shell-titlebar {
    grid-template-columns: 1fr;
    gap: 2px;
    padding: 8px 10px;
  }

  .developer-shell-station,
  .developer-shell-mode {
    text-align: left;
  }

  .developer-shell-helpbar {
    align-items: flex-start;
    flex-direction: column;
    gap: 2px;
    padding: 7px 10px;
  }

  .developer-shell-prompt-label {
    max-width: 42vw;
    overflow: hidden;
    text-overflow: ellipsis;
  }
}