:root {
  --bg: #06090c;
  --surface: #0a1015;
  --line: #1e2a33;
  --line-strong: #37454f;
  --text: #e9eef2;
  --muted: #8d9aa6;
  --accent: #3ddc97;
  --accent-ink: #06110d;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --max-w: 1080px;
  --radius: 4px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background-color: var(--bg);
  background-image: radial-gradient(circle at 1px 1px, rgba(255, 255, 255, 0.07) 1px, transparent 0);
  background-size: 22px 22px;
  color: var(--text);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-wrap: break-word;
}

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

a {
  color: var(--text);
}

::selection {
  background: var(--accent);
  color: var(--accent-ink);
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 10;
  padding: 10px 16px;
  background: var(--accent);
  color: var(--accent-ink);
  font-family: var(--mono);
  font-size: 0.78rem;
  text-decoration: none;
}

.skip-link:focus {
  top: 12px;
}

.wrap {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

main {
  flex: 1 0 auto;
}

/* Kopfzeile */

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 18px 24px;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: none;
  text-decoration: none;
}

.brand img {
  height: 26px;
  width: auto;
  padding: 4px 6px;
  background: #fff;
  border-radius: var(--radius);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav-link {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  text-decoration: none;
  padding: 6px 0;
}

.nav-link:hover,
.nav-link[aria-current="page"] {
  color: var(--accent);
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-left: 6px;
  padding-left: 18px;
  border-left: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.74rem;
  color: var(--muted);
}

.lang-switch a {
  color: var(--muted);
  text-decoration: none;
}

.lang-switch a:hover {
  color: var(--accent);
}

.lang-current {
  color: var(--accent);
}

/* Hero */

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
  padding: 64px 0 56px;
}

.eyebrow {
  margin: 0 0 14px;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero h1,
.page-head h1 {
  margin: 0 0 18px;
  font-size: clamp(2.1rem, 6vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  font-weight: 700;
}

.hero .lede {
  max-width: 48ch;
  margin: 0 0 26px;
  color: var(--muted);
  font-size: 1.06rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border: 1px solid var(--accent);
  border-radius: 3px;
  background: var(--accent);
  color: var(--accent-ink);
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.btn:hover {
  background: transparent;
  color: var(--accent);
}

.btn-ghost {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--text);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Profilpanel */

.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  font-family: var(--mono);
  overflow: hidden;
}

.panel-head {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  font-size: 0.68rem;
  color: #5d6d79;
}

.panel-head .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #2a3742;
}

.panel-head .name {
  margin-left: auto;
  letter-spacing: 0.06em;
}

.panel-body {
  margin: 0;
  padding: 10px 14px 14px;
}

.panel-comment {
  margin: 0 0 4px;
  font-size: 0.68rem;
  color: #5d6d79;
}

.panel-row {
  display: grid;
  grid-template-columns: 8.5rem 1fr;
  gap: 10px;
  padding: 7px 0;
  border-bottom: 1px solid rgba(30, 42, 51, 0.6);
  font-size: 0.76rem;
}

.panel-row:last-child {
  border-bottom: 0;
}

.panel-row dt {
  color: #5d6d79;
}

.panel-row dd {
  margin: 0;
  color: var(--text);
}

/* Abschnitte */

.section {
  padding: 56px 0;
  border-top: 1px solid var(--line);
}

.section-head {
  margin-bottom: 28px;
}

.section-head h2 {
  margin: 0;
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  line-height: 1.2;
  letter-spacing: -0.015em;
}

.section-head .lede {
  max-width: 62ch;
  margin: 10px 0 0;
  color: var(--muted);
}

.services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}

.service {
  display: flex;
  flex-direction: column;
  padding: 4px 26px 0 0;
  border-right: 1px solid var(--line);
}

.service .text-link {
  margin-top: auto;
  align-self: flex-start;
}

.service + .service {
  padding-left: 26px;
}

.service:last-child {
  border-right: 0;
  padding-right: 0;
}

.service-num {
  margin: 0 0 10px;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.service h3 {
  margin: 0 0 8px;
  font-size: 1.08rem;
}

.service p {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: 0.94rem;
}

.text-link {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--accent);
  text-decoration: none;
}

.text-link:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Beispiele */

.scenarios {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.scenarios li {
  padding: 22px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.94rem;
}

.scenarios li strong {
  display: block;
  margin-bottom: 4px;
  color: var(--text);
  font-weight: 600;
}

/* Schritte */

.steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  counter-reset: step;
}

.step {
  padding: 22px;
  background: var(--surface);
}

.step-num {
  display: block;
  margin-bottom: 8px;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.step h3 {
  margin: 0 0 6px;
  font-size: 1rem;
}

.step p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

/* Karten */

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.card h3 {
  margin: 0 0 8px;
  font-size: 1rem;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

/* Technik */

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.chips li {
  padding: 6px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--muted);
}

/* Abschluss */

.cta-band {
  margin: 56px 0 72px;
  padding: 34px;
  border: 1px solid var(--line);
  border-left: 2px solid var(--accent);
  border-radius: var(--radius);
  background: var(--surface);
}

.cta-band h2 {
  margin: 0 0 10px;
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  letter-spacing: -0.015em;
}

.cta-band p {
  max-width: 58ch;
  margin: 0 0 20px;
  color: var(--muted);
}

/* Innere Seiten */

.page-head {
  padding: 56px 0 40px;
  border-bottom: 1px solid var(--line);
}

.page-head .lede {
  max-width: 60ch;
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.prose {
  max-width: 68ch;
  padding: 44px 0 8px;
}

.prose h2 {
  margin: 2.2em 0 0.5em;
  font-size: clamp(1.25rem, 2.5vw, 1.55rem);
  letter-spacing: -0.01em;
}

.prose h2:first-child {
  margin-top: 0;
}

.prose h3 {
  margin: 1.8em 0 0.4em;
  font-size: 1.05rem;
}

.prose p,
.prose li {
  color: var(--muted);
}

.prose ul {
  padding-left: 1.2em;
}

.prose li {
  margin-bottom: 0.4em;
}

.prose strong {
  color: var(--text);
  font-weight: 600;
}

.prose a {
  color: var(--accent);
  text-underline-offset: 3px;
}

.prose a.btn {
  color: var(--accent-ink);
  text-decoration: none;
}

.prose a.btn:hover {
  color: var(--accent);
}

.facts {
  display: grid;
  gap: 1px;
  margin: 28px 0;
  border: 1px solid var(--line);
  background: var(--line);
  font-family: var(--mono);
  font-size: 0.76rem;
}

.fact {
  display: grid;
  grid-template-columns: 8.5rem 1fr;
  gap: 12px;
  padding: 12px 16px;
  background: var(--surface);
}

.fact dt {
  color: #5d6d79;
}

.fact dd {
  margin: 0;
}

.faq {
  margin: 16px 0 0;
  border-top: 1px solid var(--line);
}

.faq details {
  border-bottom: 1px solid var(--line);
}

.faq summary {
  padding: 16px 28px 16px 0;
  position: relative;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 13px;
  color: var(--accent);
  font-family: var(--mono);
  font-weight: 400;
}

.faq details[open] summary::after {
  content: "–";
}

.faq details p {
  margin: 0 0 16px;
  max-width: 66ch;
  color: var(--muted);
  font-size: 0.95rem;
}

/* Fuß */

.site-footer {
  margin-top: 64px;
  border-top: 1px solid var(--line);
  padding: 40px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 28px;
}

.footer-brand {
  margin: 0 0 6px;
  font-weight: 600;
}

.site-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.footer-label {
  margin-bottom: 6px !important;
  font-family: var(--mono);
  font-size: 0.68rem !important;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #5d6d79 !important;
}

.site-footer a {
  color: var(--muted);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--accent);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  margin-top: 32px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.7rem;
  color: #5d6d79;
}

.footer-bottom p {
  font-size: inherit;
  color: inherit;
}

/* Schmale Geräte */

@media (max-width: 860px) {
  .services,
  .cards {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .service,
  .service + .service {
    padding: 0 0 20px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .service:last-child {
    padding-bottom: 0;
    border-bottom: 0;
  }
}

@media (max-width: 760px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 44px 0 40px;
  }

  .scenarios,
  .steps {
    grid-template-columns: 1fr;
  }

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

  .footer-grid > div:first-child {
    grid-column: 1 / -1;
  }

  .cta-band {
    padding: 26px 22px;
  }
}

@media (max-width: 560px) {
  .site-header {
    flex-wrap: wrap;
    gap: 10px;
    padding: 14px 20px;
  }

  .site-nav {
    width: 100%;
    gap: 16px;
    padding-top: 12px;
    border-top: 1px solid var(--line);
  }

  .lang-switch {
    margin-left: auto;
    padding-left: 14px;
  }

  .wrap {
    padding: 0 20px;
  }

  .hero h1,
  .page-head h1 {
    font-size: clamp(1.85rem, 9vw, 2.4rem);
  }

  .actions {
    flex-direction: column;
    align-items: stretch;
  }

  .actions .btn {
    width: 100%;
  }

  .panel-row,
  .fact {
    grid-template-columns: 1fr;
    gap: 2px;
  }

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

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

  * {
    transition: none !important;
  }
}