/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { border: none; background: none; cursor: pointer; font: inherit; color: inherit; }
input, textarea, select { font: inherit; }

/* Language System */
html[data-lang="en"] .lang-de { display: none !important; }
html[data-lang="de"] .lang-en { display: none !important; }
html:not([data-lang]) .lang-en { display: none !important; }

/* Base */
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font);
  font-size: var(--text-base);
  font-weight: 300;
  line-height: 1.7;
  color: var(--color-ink);
  background: var(--color-cream);
}

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-pad);
}
.container--narrow { max-width: 720px; }
.container--wide   { max-width: 1400px; }

/* Section padding */
.section { padding: var(--space-xl) 0; }
.section--sm { padding: var(--space-lg) 0; }

/* Text utilities */
.text-center { text-align: center; }
.text-muted  { color: var(--color-ink-muted); }

/* Eyebrow label */
.eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  /* darker violet meets WCAG AA on light backgrounds (lavender-mid failed at 3.8:1);
     dark-background usages override this to lavender locally */
  color: var(--color-violet);
  margin-bottom: 0.75rem;
}

/* Section heading */
.section-heading {
  font-size: clamp(var(--text-xl), 3.5vw, var(--text-2xl));
  font-weight: 300;
  letter-spacing: 0.01em;
  line-height: 1.25;
  color: var(--color-ink);
}
.section-heading--large {
  font-size: clamp(var(--text-2xl), 5vw, var(--text-3xl));
  line-height: 1.2;
  letter-spacing: 0em;
}

/* Decorative rule */
.rule {
  width: 32px;
  height: 1px;
  background: var(--color-lavender);
  margin: var(--space-sm) 0 var(--space-md);
}
.rule--center { margin-left: auto; margin-right: auto; }

/* Text link */
.text-link {
  font-size: var(--text-sm);
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-violet);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: gap var(--transition-fast), color var(--transition-fast);
}
.text-link:hover { gap: 0.7rem; color: var(--color-violet-dark); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 2.25rem;
  font-family: var(--font);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border: 1px solid transparent;
  transition: all var(--transition-base) var(--ease);
  cursor: pointer;
  min-height: 44px; /* safe touch target */
}
.btn[hidden] { display: none; }
.btn--dark {
  background: var(--color-ink);
  color: var(--color-cream);
  border-color: var(--color-ink);
}
.btn--dark:hover {
  background: var(--color-violet-dark);
  border-color: var(--color-violet-dark);
}
.btn--outline {
  background: transparent;
  color: var(--color-cream);
  border-color: rgba(255,255,255,0.6);
}
.btn--outline:hover {
  background: var(--color-cream);
  border-color: var(--color-cream);
  color: var(--color-ink);
}
.btn--outline-ink {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-ink);
}
.btn--outline-ink:hover {
  background: var(--color-ink);
  color: var(--color-cream);
}
.btn--violet {
  background: var(--color-violet);
  color: var(--color-cream);
  border-color: var(--color-violet);
}
.btn--violet:hover {
  background: var(--color-violet-dark);
  border-color: var(--color-violet-dark);
}
/* Light filled button — for primary CTAs on dark backgrounds (e.g. hero) */
.btn--cream {
  background: var(--color-cream);
  color: var(--color-ink);
  border-color: var(--color-cream);
}
.btn--cream:hover {
  background: var(--color-violet-dark);
  border-color: var(--color-violet-dark);
  color: var(--color-cream);
}
/* Primary filled button — used for form submissions & modal CTAs */
.btn--solid {
  background: var(--color-violet);
  color: var(--color-cream);
  border-color: var(--color-violet);
}
.btn--solid:hover {
  background: var(--color-violet-dark);
  border-color: var(--color-violet-dark);
}
/* Secondary outline button on light backgrounds */
.btn--outline-dark {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-border);
}
.btn--outline-dark:hover {
  background: var(--color-ink);
  color: var(--color-cream);
  border-color: var(--color-ink);
}

/* ───── NEWSLETTER ───── */
.newsletter-section {
  padding: var(--space-xl) 0;
  background: var(--color-lavender-lt);
  border-top: 1px solid var(--color-border);
}
.newsletter-inner {
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
}
.newsletter-inner h2 {
  font-size: var(--text-xl);
  font-weight: 300;
  letter-spacing: 0.02em;
  margin-bottom: var(--space-xs);
}
.newsletter-inner p {
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
  line-height: 1.7;
  margin-bottom: var(--space-md);
}
.newsletter-form {
  display: flex;
  gap: 0;
  max-width: 420px;
  margin: 0 auto var(--space-sm);
}
.newsletter-form input[type="email"] {
  flex: 1;
  padding: 0.85rem 1.25rem;
  border: 1px solid var(--color-border);
  border-right: none;
  background: var(--color-white);
  font-size: var(--text-sm);
  color: var(--color-ink);
  outline: none;
  transition: border-color var(--transition-fast);
}
.newsletter-form input[type="email"]:focus { border-color: var(--color-violet); }
.newsletter-form button {
  padding: 0.85rem 1.5rem;
  background: var(--color-ink);
  color: var(--color-cream);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border: 1px solid var(--color-ink);
  transition: background var(--transition-fast);
  white-space: nowrap;
}
.newsletter-form button:hover { background: var(--color-violet-dark); border-color: var(--color-violet-dark); }
.newsletter-privacy {
  font-size: var(--text-xs);
  color: var(--color-ink-muted);
  line-height: 1.6;
}
.newsletter-privacy a { color: var(--color-violet); text-decoration: underline; }
.newsletter-success { display: none; color: var(--color-violet-dark); font-size: var(--text-sm); }
.newsletter-success.visible { display: block; }

/* ───── FOOTER ───── */
footer {
  background: var(--color-ink);
  color: rgba(255,255,255,0.65);
  padding: var(--space-xl) 0 var(--space-lg);
}
.footer__top {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}
.footer__col-heading {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55); /* AA contrast on ink footer (was 0.35 = 2.6:1) */
  margin-bottom: var(--space-sm);
}
.footer__col address { font-style: normal; }
.footer__col p,
.footer__col address { font-size: var(--text-sm); line-height: 1.8; }
.footer__col ul { display: flex; flex-direction: column; gap: 0.4rem; }
.footer__col a {
  font-size: var(--text-sm);
  transition: color var(--transition-fast);
}
.footer__col a:hover { color: var(--color-cream); }
.footer__social { display: flex; flex-direction: column; gap: var(--space-sm); }
.footer__social a { display: flex; align-items: center; gap: 0.6rem; }
.footer__social svg { width: 18px; height: 18px; fill: currentColor; flex-shrink: 0; }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
}
.footer__bottom a { opacity: 0.55; transition: opacity var(--transition-fast); }
.footer__bottom a:hover { opacity: 1; }

/* ───── ACCESSIBILITY ───── */
/* Visible keyboard focus for all interactive elements */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--color-violet);
  outline-offset: 2px;
  border-radius: 1px;
}

/* Skip-to-content link */
.skip-link {
  position: absolute;
  left: 0;
  top: 0;
  transform: translateY(-120%);
  z-index: 1000;
  background: var(--color-ink);
  color: var(--color-cream);
  padding: 0.75rem 1.25rem;
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  transition: transform var(--transition-fast);
}
.skip-link:focus {
  transform: translateY(0);
}

/* Respect users who prefer reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  html { scroll-behavior: auto; }
}