:root {
  --bg-dark: #0f172a;
  --card-bg: #1e293b;
  --card-border: #334155;
  --tech-cyan: #38bdf8;
  --sport-yellow: #facc15;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
}

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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: system-ui, -apple-system, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }

.max-w-4xl { max-width: 56rem; margin-left: auto; margin-right: auto; }
.max-w-6xl { max-width: 72rem; margin-left: auto; margin-right: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.py-12 { padding-top: 3rem; padding-bottom: 3rem; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }

.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }

@media (min-width: 768px) {
  .md\:flex-row { flex-direction: row; }
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .md\:grid-cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}

.bg-card { background-color: var(--card-bg); border: 1px solid var(--card-border); }
.rounded-3xl { border-radius: 1.5rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-xl { border-radius: 0.75rem; }

.p-4 { padding: 1rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }

.text-cyan { color: var(--tech-cyan); }
.text-yellow { color: var(--sport-yellow); }
.text-muted { color: var(--text-muted); }

.font-mono { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; }
.font-bold { font-weight: 700; }
.font-extrabold { font-weight: 800; }

.text-xs { font-size: 0.75rem; }
.text-sm { font-size: 0.875rem; }
.text-lg { font-size: 1.125rem; }
.text-xl { font-size: 1.25rem; }
.text-2xl { font-size: 1.5rem; }
.text-3xl { font-size: 1.875rem; }
.text-4xl { font-size: 2.25rem; }

@media (min-width: 768px) {
  .md\:text-6xl { font-size: 3.75rem; }
}

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-12 { margin-bottom: 3rem; }
.mb-16 { margin-bottom: 4rem; }

.space-y-2 > * + * { margin-top: 0.5rem; }
.space-y-4 > * + * { margin-top: 1rem; }
.space-y-6 > * + * { margin-top: 1.5rem; }
.space-y-8 > * + * { margin-top: 2rem; }

.border-t { border-top: 1px solid var(--card-border); }
.sticky { position: sticky; top: 0; z-index: 50; }
.backdrop-blur { backdrop-filter: blur(8px); background-color: rgba(15, 23, 42, 0.9); }
.flex-grow { flex-grow: 1; }
.w-full { width: 100%; }

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-family: monospace;
}

/* Neue CSP-konforme Hilfsklassen (ersetzen inline styles) */
.header-logo-container { display: block; width: 16rem; }
.nav-desktop { display: none; gap: 1.5rem; align-items: center; }
.flex-gap-2 { display: flex; gap: 0.5rem; }
.loading-box { text-align: center; padding: 5rem 0; }
.footer-container { border-color: var(--card-border); }
.footer-links { display: flex; gap: 1.5rem; align-items: center; }
.hero-col-span-2 { grid-column: span 2 / span 2; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--tech-cyan); display: inline-block; margin-right: 8px; }
.hero-desc { max-width: 42rem; }
.btn-cyan { padding: 0.85rem 1.5rem; background: var(--tech-cyan); color: #0f172a; text-align: center; border-radius: 0.75rem; font-weight: 700; font-size: 0.875rem; }
.btn-xing { padding: 0.85rem 1.5rem; color: #00a8a8; border: 1px solid rgba(0,168,168,0.4); background: var(--card-bg); text-align: center; border-radius: 0.75rem; font-weight: 700; font-size: 0.875rem; }
.btn-card { padding: 0.85rem 1.5rem; background: var(--card-bg); border: 1px solid var(--card-border); text-align: center; border-radius: 0.75rem; font-weight: 700; font-size: 0.875rem; }
.border-subtle { border-color: rgba(51, 65, 85, 0.6); }
.badge-experience { align-self: flex-start; margin-top: 0.5rem; }
.list-disc-custom { padding-left: 1.25rem; }
.mb-list-item { margin-bottom: 0.35rem; }
.mb-section-gap { margin-bottom: 2rem; }
.timeline-container { border-left: 2px solid var(--card-border); margin-left: 1rem; padding-left: 1.5rem; }
.timeline-item { position: relative; }
.timeline-dot { position: absolute; left: -31px; top: 4px; width: 14px; height: 14px; background: var(--sport-yellow); border-radius: 50%; border: 3px solid var(--bg-dark); }
.error-box { background: rgba(127, 29, 29, 0.4); border: 1px solid #b91c1c; color: #fca5a5; padding: 1.5rem; border-radius: 1rem; font-family: monospace; font-size: 0.875rem; }
/* Zusätzliche CSP-konforme Klassen zur Ersetzung von Inline-Stilen */
.badge-blue { background: rgba(56, 189, 248, 0.1); color: var(--tech-cyan); border: 1px solid rgba(56, 189, 248, 0.3); }
.badge-green { background: rgba(52, 211, 153, 0.1); color: #34d399; }
.badge-yellow { background: rgba(250, 204, 21, 0.1); color: var(--sport-yellow); }
.badge-dark { background: #0b1329; color: var(--text-muted); }

.border-blue-glow { border-color: rgba(56, 189, 248, 0.4); }
.border-yellow-glow { border-color: rgba(250, 204, 21, 0.4); }
.border-green-glow { border-color: rgba(52, 211, 153, 0.3); }

.text-green { color: #34d399; font-weight: bold; }
.hero-text-width { max-width: 42rem; letter-spacing: -0.025em; }
.loading-container { text-align: center; padding: 5rem 0; }
.error-container { background: rgba(127, 29, 29, 0.4); border: 1px solid #b91c1c; color: #fca5a5; padding: 1.5rem; border-radius: 1rem; font-family: monospace; font-size: 0.875rem; }
.social-btn-linkedin { padding: 0.35rem 0.75rem; background: rgba(0,119,181,0.2); border: 1px solid rgba(0,119,181,0.4); color: #00a0dc; display: flex; align-items: center; gap: 0.35rem; }
.social-btn-xing { padding: 0.35rem 0.75rem; background: rgba(0,101,103,0.2); border: 1px solid rgba(0,101,103,0.4); color: #00a8a8; display: flex; align-items: center; gap: 0.35rem; }
.text-xing-color { color: #00a8a8; }
.nav-desktop-visible { display: flex !important; }
.badge-credly-link { padding: 0.5rem 1rem; }
.header-custom-border { border-bottom: 1px solid var(--card-border); }
/* Wiederherstellung der OVHcloud Fokus-Kacheln */
.ovh-focus-container {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.ovh-focus-badge {
  display: block;
  width: 100%;
  padding: 0.5rem 0.75rem;
  background-color: #0b1329;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  border-radius: 0.5rem;
  border: 1px solid var(--card-border);
}
/* KodeKloud / Skills Grid Boxen */
.kodekloud-grid {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: 0.75rem;
}

@media (min-width: 768px) {
  .kodekloud-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.kodekloud-box {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem;
  background-color: rgba(11, 19, 41, 0.8);
  border: 1px solid #1e293b;
  border-radius: 0.75rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.75rem;
  color: #cbd5e1;
}