@font-face {
  font-family: 'Parabolica';
  src: url('Parabolica-Regular.woff2') format('woff2'),
       url('Parabolica-Regular.otf') format('opentype');
  font-weight: 300;
  font-style: normal;
}

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

:root {
  --white: #ffffff;
  --ink:   #1d1d1b;
  --mid:   #9a9490;
  --line:  rgba(29, 29, 27, 0.1);
}

html { scroll-behavior: smooth; }

body {
  background: var(--white);
  color: var(--ink);
  font-family: 'Parabolica', 'Jost', sans-serif;
  font-weight: 300;
}

/* ── lang toggle (sticky, appears on scroll) ── */
.lang-toggle {
  position: fixed;
  top: 1.4rem;
  right: 1.8rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.6s ease;
}

.lang-toggle.visible {
  opacity: 1;
  pointer-events: auto;
}

.lang-toggle button {
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: 'Parabolica', 'Jost', sans-serif;
  font-size: 0.58rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mid);
  padding: 0;
  transition: color 0.2s;
}

.lang-toggle button.active { color: var(--ink); }
.lang-toggle button:not(.active):hover { color: var(--ink); }

.lang-toggle .divider {
  width: 1px;
  height: 10px;
  background: var(--line);
}

/* ── hero ── */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-wrap {
  width: min(380px, 72vw);
  opacity: 0;
  animation: logo-enter 2s cubic-bezier(0.16, 1, 0.3, 1) 0.2s forwards;
}

.logo-wrap img { width: 100%; height: auto; display: block; }

@keyframes logo-enter {
  0%   { opacity: 0; transform: scale(1.65); }
  30%  { opacity: 1; }
  100% { opacity: 1; transform: scale(1); }
}

/* ── content ── */
.content {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4rem 2rem 4rem;
  opacity: 0;
  animation: fade-in 1s ease 2s forwards;
}

@keyframes fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.inner {
  max-width: 480px;
  width: 100%;
  text-align: center;
}

h1 {
  font-family: 'Parabolica', 'Jost', sans-serif;
  font-weight: 300;
  font-size: clamp(1.15rem, 3vw, 1.5rem);
  letter-spacing: 0.1em;
  line-height: 1.4;
  text-transform: uppercase;
  margin-bottom: 2rem;
}

.inner p {
  font-size: 0.82rem;
  line-height: 1.55;
  color: var(--ink);
}

.inner p + p { margin-top: 1.1em; }

.signature {
  margin-top: 2rem;
  color: var(--mid);
  font-size: 0.78rem;
  line-height: 1.55;
}

/* ── contact ── */
.contact {
  margin-top: 2.4rem;
  padding-top: 1.8rem;
  border-top: 1px solid var(--line);
  font-size: 0.72rem;
  line-height: 1.65;
  color: var(--mid);
}

/* ── clickable spans ── */
.chiro-link {
  color: var(--mid);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: rgba(154, 148, 144, 0.5);
  cursor: pointer;
  transition: color 0.2s;
}
.chiro-link:hover { color: var(--ink); }

.mail-link,
.doc-link {
  color: var(--mid);
  cursor: pointer;
  transition: color 0.2s;
}
.mail-link:hover,
.doc-link:hover { color: var(--ink); }

/* ── lang visibility ── */
[data-lang]     { display: none; }
body[data-active="de"] [data-lang="de"] { display: block; }
body[data-active="en"] [data-lang="en"] { display: block; }