/* Welten Final — Premium Experience, Home Intro, Kontakt, Welten-Differenzierung */

html,
body {
  overflow-x: clip;
  max-width: 100vw;
}

/* ── Home Kurzvorstellung ── */
.welten-home-intro {
  margin: clamp(1rem, 2.5vh, 1.75rem) 0 clamp(1.25rem, 3vh, 2rem);
  max-width: 68ch;
}

.welten-home-intro__text {
  margin: 0;
  font-size: clamp(0.92rem, 1.35vw, 1.02rem);
  line-height: 1.72;
  letter-spacing: 0.01em;
  opacity: 0.92;
}

body[data-world="nexora"] .welten-home-intro__text {
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  color: rgba(232, 238, 248, 0.9);
}

body[data-world="vertex"] .welten-home-intro__text {
  color: rgba(17, 17, 17, 0.78);
}

body[data-world="freiraum"] .welten-home-intro__text {
  color: rgba(255, 248, 239, 0.9);
}

/* ── Kontakt minimal ── */
.contact-layout--minimal {
  grid-template-columns: 1fr !important;
  max-width: 720px;
  margin: 0 auto;
}

.welten-contact-stack {
  display: grid;
  gap: clamp(1.25rem, 3vw, 2rem);
  margin-top: clamp(1.5rem, 4vw, 2.5rem);
}

.welten-contact-line {
  font-size: clamp(1.1rem, 2.2vw, 1.45rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, opacity 0.2s ease;
  padding: 4px 0;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.welten-contact-line:hover {
  border-bottom-color: currentColor;
  opacity: 1;
}

#slide-contact .contact-map-embed {
  margin-top: 0.5rem;
  border-radius: clamp(12px, 2vw, 20px);
  overflow: hidden;
  aspect-ratio: 16 / 10;
  min-height: 220px;
}

#slide-contact .contact-map-embed iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* ── Button-System: Primär, Sekundär, Textlink ── */
.welten-textlink,
a.btn-open,
.btn-open {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0;
  background: none !important;
  border: none !important;
  box-shadow: none !important;
  border-radius: 0 !important;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 4px;
  min-height: 44px;
  cursor: pointer;
}

.welten-textlink:hover,
a.btn-open:hover {
  opacity: 0.82;
}

.btn:not(.btn-primary):not(.btn-menu):not(.btn-close):not(.projects-accordion__trigger):not(.experience-step):not(.dna-slide):not(.world-btn) {
  /* Sekundärbutton — Basis bleibt in Welt-CSS */
}

/* ── Welten-Persönlichkeit ── */
body.welten-personality--nexora {
  --welten-accent: #65d9ff;
  --welten-glow: rgba(101, 217, 255, 0.22);
}

body.welten-personality--vertex {
  --welten-accent: #111111;
  --welten-glow: rgba(0, 0, 0, 0.08);
}

body.welten-personality--freiraum {
  --welten-accent: #ffd166;
  --welten-glow: rgba(255, 111, 174, 0.18);
}

body.welten-personality--nexora .chapter-label {
  color: var(--welten-accent);
  letter-spacing: 0.14em;
}

body.welten-personality--vertex .chapter-label {
  color: #7c735f;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.72rem;
}

body.welten-personality--freiraum .chapter-label {
  color: var(--welten-accent);
  letter-spacing: 0.1em;
}

body.welten-personality--nexora .glass-card {
  box-shadow: 0 0 40px var(--welten-glow);
}

body.welten-personality--vertex .glass-card {
  border-radius: 0 !important;
  box-shadow: 0 18px 44px var(--welten-glow) !important;
}

body.welten-personality--freiraum .glass-card {
  border-radius: 28px 18px 32px 22px;
}

/* ── Responsive Breakpoints ── */
@media (max-width: 430px) {
  .welten-home-intro__text {
    font-size: 0.9rem;
    line-height: 1.68;
  }
  #slide-home .cta-row {
    flex-direction: column;
    align-items: stretch;
  }
  #slide-home .cta-row .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (min-width: 768px) and (max-width: 1024px) {
  .welten-home-intro {
    max-width: 60ch;
  }
}

@media (min-width: 1440px) {
  .welten-home-intro {
    max-width: 72ch;
  }
}

/* Welten-Switch: reduzierte Effekte auf Mobile/Tablet */
html.welten-reduce-effects .home-hero-experience canvas,
html.welten-reduce-effects #particle-canvas,
html.welten-mobile .home-hero-experience canvas {
  opacity: 0 !important;
  pointer-events: none !important;
}

html.welten-reduce-effects * {
  scroll-behavior: auto !important;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}