:root { color-scheme: dark; --bg: #10191d; --panel: #1a272d; --text: #f3f6f5; --muted: #b6c6c5; --accent: #3b82f6; --accent-text: #a8c9ff; --border: #3d4e55; --tint: #233147; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; }
body { margin: 0; background: var(--bg); color: var(--text); font: 1rem/1.7 "Segoe UI", system-ui, sans-serif; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
h1, h2, p, figure { margin: 0; }
a:focus-visible, main:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
.skip-link { position: absolute; z-index: 10; left: 20px; top: 0; transform: translateY(-150%); padding: 12px 18px; background: var(--accent); color: #10191d; border-radius: 0 0 10px 10px; }
.skip-link:focus { transform: translateY(0); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.shell { width: min(100% - 80px, 1200px); margin-inline: auto; }
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 24px 0; border-bottom: 1px solid var(--border); }
.brand { display: inline-flex; gap: 12px; align-items: center; font-size: 1.1rem; font-weight: 600; }
.brand img { flex-shrink: 0; }
.brand small { display: block; color: var(--accent-text); font-size: .75rem; font-weight: 400; letter-spacing: .05em; }
nav { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 8px; }
nav a { display: inline-flex; align-items: center; min-height: 44px; padding: 8px 12px; border-radius: 8px; color: var(--muted); font-size: .88rem; }
.hero { display: grid; grid-template-columns: minmax(0, 1fr) 300px; align-items: center; gap: 64px; padding: 64px 0 44px; }
.eyebrow { color: var(--accent-text); font-size: .69rem; font-weight: 650; letter-spacing: .14em; margin-bottom: 10px; }
h1 { font-size: clamp(2rem, 4.3vw, 3.5rem); font-weight: 650; letter-spacing: -.045em; line-height: 1.16; max-width: 760px; }
.lead { color: var(--muted); margin-top: 22px; font-size: 1.1rem; }
.button { display: inline-flex; justify-content: space-between; align-items: center; gap: 24px; min-height: 48px; margin-top: 28px; padding: 10px 18px; border: 1px solid var(--accent); background: var(--tint); border-radius: 10px; color: var(--accent-text); font-weight: 600; font-size: .9rem; }
.portrait { display: grid; justify-items: center; gap: 12px; }
.portrait img { width: 280px; height: 280px; object-fit: cover; border-radius: 50%; border: 2px solid var(--accent); padding: 7px; background: var(--panel); }
figcaption { color: var(--muted); font-size: .78rem; }
.social-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-bottom: 36px; }
.social-card { display: flex; align-items: center; gap: 14px; min-width: 0; min-height: 84px; padding: 18px; border: 1px solid var(--border); border-radius: 14px; background: linear-gradient(130deg, var(--tint), var(--panel) 85%); transition: border-color 180ms ease, transform 180ms ease; }
.social-card img { flex-shrink: 0; }
.social-card span { overflow-wrap: anywhere; font-size: .9rem; }
.external-arrow { margin-left: auto; color: var(--accent-text); }
.panel { padding: 32px; margin-bottom: 28px; border: 1px solid var(--border); border-radius: 18px; background: var(--panel); }
.section-title { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; }
.section-title .eyebrow { margin-bottom: 0; }
h2 { font-size: 1.65rem; font-weight: 600; line-height: 1.3; letter-spacing: -.025em; }
.about-copy { color: var(--muted); max-width: 940px; line-height: 1.9; }
.about-copy strong { font-weight: 600; color: var(--text); }
.contact { display: flex; align-items: center; justify-content: space-between; gap: 28px; background: linear-gradient(120deg, var(--tint), var(--panel) 75%); }
.contact p:not(.eyebrow) { margin-top: 10px; color: var(--muted); }
.email-link { min-width: 0; display: flex; align-items: center; gap: 16px; border: 1px solid #527078; padding: 16px 20px; border-radius: 12px; color: var(--accent-text); overflow-wrap: anywhere; }
.email-link img { flex-shrink: 0; }
.email-link small { display: block; color: var(--muted); font-size: .75rem; }
.site-footer { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-top: 44px; padding: 20px 0 28px; border-top: 1px solid var(--border); color: var(--muted); font-size: .75rem; }
.site-footer nav a { font-size: .75rem; }
.legal-content { max-width: 900px; padding-top: 42px; overflow-wrap: anywhere; }
.legal-content h1 { font-size: clamp(1.8rem, 4vw, 2.7rem); margin-bottom: 28px; }
.legal-card { border: 1px solid var(--border); border-radius: 18px; background: var(--panel); padding: 28px; margin-bottom: 22px; }
.legal-card h2 { font-size: 1.15rem; color: var(--accent-text); margin-bottom: 8px; }
.legal-card p { color: var(--muted); margin-bottom: 20px; }
.legal-card p:last-child { margin-bottom: 0; }
@media (hover: hover) and (pointer: fine) {
  nav a:hover { background: var(--panel); color: var(--text); }
  .social-card:hover { border-color: var(--accent); transform: translateY(-3px); }
  .button:hover, .email-link:hover { border-color: var(--accent-text); }
}
@media (max-width: 1023px) {
  .shell { width: calc(100% - 48px); }
  .site-header { flex-direction: column; align-items: flex-start; gap: 16px; }
  .hero { grid-template-columns: minmax(0, 1fr) 240px; gap: 30px; padding-top: 44px; }
  .portrait img { width: 220px; height: 220px; }
  .social-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .contact, .site-footer { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 599px) {
  .shell { width: calc(100% - 40px); }
  .site-header { padding-top: 20px; }
  nav { gap: 4px; }
  nav a { padding: 8px; font-size: .82rem; }
  .hero { grid-template-columns: minmax(0, 1fr); gap: 28px; padding: 32px 0; }
  .portrait { grid-row: 1; }
  h1 { font-size: clamp(1.9rem, 8vw, 2.5rem); }
  .lead { font-size: 1rem; }
  .social-grid { gap: 12px; }
  .social-card { padding: 14px 10px; gap: 8px; }
  .social-card img { width: 24px; height: 24px; }
  .social-card span { font-size: .8rem; }
  .panel, .legal-card { padding: 22px; }
  .email-link { width: 100%; padding: 14px 12px; gap: 10px; font-size: .9rem; }
  .site-footer nav { flex-wrap: wrap; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .social-card { transition: none; }
  .social-card:hover { transform: none; }
}
@media (forced-colors: active) {
  .panel, .social-card, .legal-card, .button, .email-link { border-color: CanvasText; }
}

.hub-link { color: var(--accent-text); border-left: 1px solid var(--border); }

/* Domain accents; geometry and breakpoints follow the approved Seite01. */
body { background: radial-gradient(ellipse at top right, var(--tint), transparent 650px), var(--bg); }
.panel { border-top: 2px solid var(--accent); }
h2, .about-copy strong { color: var(--accent-text); }