/* Farben & Grundlayout */

:root {
  --bg: #0b0f1a;
  --bg-card: #111726;
  --accent: #3b82f6;
  --text: #e5e7eb;
  --text-muted: #9ca3af;
  --radius: 1rem;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 1.2rem;
}

/* -------------------------------------------------------
   Navigation
-------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(12px);
  background: rgba(15, 23, 42, 0.85);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 4rem;
}

.logo {
  font-weight: 700;
  font-size: 1rem;
}

.main-nav a {
  color: var(--text-muted);
  margin-left: 1.2rem;
  text-decoration: none;
  font-size: 0.9rem;
}

.main-nav a.active,
.main-nav a:hover {
  color: var(--text);
}

/* -------------------------------------------------------
   Hero
-------------------------------------------------------- */

.hero {
  padding: 4rem 0;
}

.hero-grid {
  display: grid;
  gap: 3rem;
  grid-template-columns: 2fr 1fr;
}

.kicker {
  text-transform: uppercase;
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: 2.6rem;
  line-height: 1.15;
}

.hero-subtitle {
  margin-bottom: 2rem;
  max-width: 34rem;
  color: var(--text-muted);
}

.btn {
  display: inline-block;
  padding: 0.7rem 1.4rem;
  background: var(--accent);
  color: white;
  border-radius: var(--radius);
  text-decoration: none;
  font-size: 0.9rem;
}

/* Hero side card */

.hero-card {
  background: var(--bg-card);
  padding: 1.5rem;
  border-radius: var(--radius);
  max-width: 22rem;
}

.hero-list {
  margin: 0;
  padding-left: 1rem;
  color: var(--text-muted);
}

/* -------------------------------------------------------
   Sections
-------------------------------------------------------- */

.section {
  padding: 3rem 0;
}

.section-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr 1fr;
}

.pill-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.pill {
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.1);
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* -------------------------------------------------------
   Projekte
-------------------------------------------------------- */

.projects-grid {
  display: grid;
  gap: 1.6rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.project-card {
  background: var(--bg-card);
  padding: 1.4rem;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.06);
}

.project-header {
  display: flex;
  justify-content: space-between;
}

.project-tag {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.project-meta {
  padding-left: 1rem;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.project-link {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.6rem 1rem;
  background: var(--accent);
  color: white;
  border-radius: var(--radius);
  text-decoration: none;
  font-size: 0.85rem;
}

.project-link.disabled {
  opacity: 0.4;
  pointer-events: none;
}

/* -------------------------------------------------------
   Footer
-------------------------------------------------------- */

.site-footer {
  padding: 1.5rem 0;
  margin-top: 3rem;
  border-top: 1px solid rgba(255,255,255,0.06);
  text-align: center;
  color: var(--text-muted);
}

/* Kontakt-Link im Footer */
.footer-stealth-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: normal;
  transition: color 0.2s;
}

.footer-stealth-link:hover {
  color: var(--text);
}

/* Kontaktseite weiß unterstrichen */
.contact-link {
  color: var(--text);
  text-decoration: underline;
  font-weight: 500;
}

.contact-link:hover {
  color: var(--accent);
}

/* -------------------------------------------------------
   📱 Mobile Optimierungen
-------------------------------------------------------- */

@media (max-width: 760px) {

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

  .hero-card {
    margin-top: 1.5rem;
    max-width: 100%;
  }

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

  .container {
    padding: 0 1.6rem;
  }
}

@media (max-width: 560px) {

  .nav-container {
    height: 3.2rem;
  }

  .main-nav a {
    font-size: 0.95rem;
    padding: 0.4rem 0.2rem;
  }

  .hero h1 {
    font-size: 1.85rem;
    line-height: 1.25;
  }

  .hero-subtitle {
    font-size: 1rem;
    line-height: 1.55;
  }

  .btn {
    width: 100%;
    text-align: center;
    padding: 0.9rem 1.2rem;
    font-size: 1rem;
    border-radius: 0.9rem;
  }

  .hero-actions {
    flex-direction: column;
    gap: 1rem;
  }

  .kicker {
    font-size: 0.75rem;
    margin-bottom: 0.4rem;
  }
}

.download-btn {
  display: inline-block;
  padding: 0.8rem 1.4rem;
  background: var(--accent);
  color: white;
  border-radius: var(--radius);
  text-decoration: none;
  font-size: 0.95rem;
  min-width: 220px;
  text-align: center;
  transition: opacity 0.2s, background 0.2s;
}

.download-btn:hover {
  background: #1e60c9;
}

/* Disabled Version */
.download-btn.disabled {
  background: #3b82f6;
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}