/* lightview – gemeinsame Styles für alle Seiten
   Schriften lokal gehostet (DSGVO), Lizenz SIL OFL – siehe assets/fonts */

@font-face { font-family: "Newsreader"; font-weight: 300; font-display: swap;
  src: url("../fonts/newsreader-latin-300-normal.woff2") format("woff2"); }
@font-face { font-family: "Manrope"; font-weight: 400; font-display: swap;
  src: url("../fonts/manrope-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "Manrope"; font-weight: 500; font-display: swap;
  src: url("../fonts/manrope-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "Manrope"; font-weight: 600; font-display: swap;
  src: url("../fonts/manrope-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "Manrope"; font-weight: 700; font-display: swap;
  src: url("../fonts/manrope-latin-700-normal.woff2") format("woff2"); }

:root {
  --ink: #0b0b0e;          /* Grund */
  --violet: #521763;       /* Licht links */
  --blue: #12306e;         /* Licht rechts */
  --text: #f4f2f8;
  --text-soft: #c9c4d6;
  --text-dim: #8d8b96;
  --line: rgb(244 242 248 / .35);

  --serif: "Newsreader", "Iowan Old Style", Georgia, serif;
  --sans: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;

  --pad-x: clamp(1.25rem, 8vw, 7.75rem);
  --header-h: 6.5rem;
  --ease: cubic-bezier(.2, .7, .2, 1);

  box-sizing: border-box;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
  color-scheme: dark;
}
*, *::before, *::after { box-sizing: inherit; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--ink); color: var(--text);
  font-family: var(--sans); font-size: 1rem; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
:focus-visible { outline: 2px solid #9fb8ff; outline-offset: 4px; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 1rem; top: -4rem; z-index: 100; padding: .6rem 1rem; background: #fff; color: var(--ink); font-weight: 600; text-decoration: none; }
.skip:focus { top: calc(1rem + env(safe-area-inset-top, 0px)); }

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto; z-index: 20;
  padding: env(safe-area-inset-top, 0px) var(--pad-x) 0;
  height: calc(var(--header-h) + env(safe-area-inset-top, 0px));
  display: flex; align-items: center; justify-content: space-between; gap: 2rem;
  transition: height .45s var(--ease);
}
/* Beim Scrollen: schwebende, abgerundete Leiste aus Milchglas.
   Liegt als ::before hinter dem Inhalt – so bleibt das Handy-Menü bildschirmfüllend. */
.site-header::before {
  content: ""; position: absolute; z-index: -1; pointer-events: none;
  top: calc(env(safe-area-inset-top, 0px) + .75rem); bottom: .75rem;
  left: max(.5rem, calc(var(--pad-x) - 1.5rem)); right: max(.5rem, calc(var(--pad-x) - 1.5rem));
  border-radius: 999px;
  background: rgb(16 14 34 / .42);
  -webkit-backdrop-filter: blur(18px) saturate(150%); backdrop-filter: blur(18px) saturate(150%);
  border: 1px solid rgb(255 255 255 / .1);
  box-shadow: 0 10px 40px rgb(0 0 0 / .25), inset 0 1px 0 rgb(255 255 255 / .06);
  opacity: 0; transform: translateY(-8px) scale(.98);
  transition: opacity .45s var(--ease), transform .45s var(--ease);
}
.site-header.is-scrolled { height: calc(5.25rem + env(safe-area-inset-top, 0px)); }
.site-header.is-scrolled::before { opacity: 1; transform: none; }
.site-header.is-scrolled .site-nav ul a::after { bottom: .1rem; }

/* Logo: Originaldatei assets/img/logo.png.
   Die Texte im HTML (LIGHT / VIEW) bleiben für Suchmaschinen und Screenreader erhalten,
   werden aber durch das Logo-Bild ersetzt – so muss keine HTML-Datei geändert werden. */
.logo {
  position: relative; display: inline-block; flex-shrink: 0;
  height: 40px; aspect-ratio: 479 / 133;
  background: url("../img/logo.png") no-repeat center / contain;
  text-decoration: none;
}
.logo > span { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.footer-brand .logo { height: 44px; }

.site-nav { display: flex; align-items: center; gap: clamp(2rem, 5vw, 4.5rem); }
.site-nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: clamp(1.25rem, 3vw, 2.75rem); }
.site-nav ul a {
  position: relative; display: inline-block; padding: .5rem 0;
  font-weight: 500; font-size: .98rem; text-decoration: none; color: var(--text);
}
.site-nav ul a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -.15rem; height: 2px;
  background: var(--line); transform: scaleX(0); transform-origin: left;
  transition: transform .35s var(--ease);
}
.site-nav ul a:hover::after, .site-nav ul a[aria-current="page"]::after { transform: scaleX(1); }
.lang { display: flex; gap: .5rem; font-size: .85rem; letter-spacing: .1em; color: var(--text-dim); }
.lang a { text-decoration: none; color: var(--text-soft); }
.lang a[aria-current="true"] { color: var(--text); }

.nav-toggle { display: none; }

@media (max-width: 52rem) {
  :root { --header-h: 5rem; }
  .logo { z-index: 2; }
  .site-header.is-scrolled { height: calc(5.5rem + env(safe-area-inset-top, 0px)); }
  .site-header::before { top: calc(env(safe-area-inset-top, 0px) + .55rem); bottom: .55rem; left: .6rem; right: .6rem; }
  .site-header.is-scrolled .nav-toggle { border-color: transparent; }
  .site-nav.is-open ~ .nav-toggle, .nav-toggle[aria-expanded="true"] { border-color: var(--line); }
  .nav-toggle {
    display: grid; place-items: center; width: 48px; height: 48px; z-index: 2;
    background: none; border: 1px solid var(--line); border-radius: 50%; color: var(--text); cursor: pointer;
  }
  .nav-toggle-bars, .nav-toggle-bars::before, .nav-toggle-bars::after {
    display: block; width: 18px; height: 1.5px; background: currentColor; position: relative;
    transition: transform .3s var(--ease), background-color .2s;
  }
  .nav-toggle-bars::before, .nav-toggle-bars::after { content: ""; position: absolute; left: 0; }
  .nav-toggle-bars::before { top: -6px; } .nav-toggle-bars::after { top: 6px; }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bars { background: transparent; }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bars::before { transform: translateY(6px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bars::after { transform: translateY(-6px) rotate(-45deg); }

  .site-nav {
    position: fixed; inset: 0; z-index: 1;
    flex-direction: column; align-items: flex-start; justify-content: center; gap: 3rem;
    padding: var(--header-h) var(--pad-x) 3rem;
    background: var(--ink);
    opacity: 0; visibility: hidden; transition: opacity .3s var(--ease), visibility .3s;
  }
  .site-nav.is-open { opacity: 1; visibility: visible; }
  .site-nav ul { flex-direction: column; gap: .5rem; }
  .site-nav ul a { font-family: var(--serif); font-weight: 300; font-size: 2.6rem; line-height: 1.2; }
}

/* ===== Handy-Menü: überarbeitete Gestaltung ===== */
@media (max-width: 52rem) {
  .site-nav {
    justify-content: flex-start; gap: 0;
    padding: calc(var(--header-h) + 1.5rem + env(safe-area-inset-top, 0px)) var(--pad-x) calc(2rem + env(safe-area-inset-bottom, 0px));
    /* Menü-Ebene bleibt sichtbar (für DE | EN), ist aber zu durchklickbar, solange geschlossen */
    background: none; opacity: 1; visibility: visible; pointer-events: none;
  }
  .site-nav::before {
    content: ""; position: absolute; inset: 0; z-index: -1;
    background:
      radial-gradient(ellipse 85% 40% at 100% 0%, rgb(30 70 170 / .45), transparent 70%),
      radial-gradient(ellipse 80% 40% at 0% 100%, rgb(110 30 130 / .4), transparent 70%),
      var(--ink);
    opacity: 0; transition: opacity .3s var(--ease);
  }
  .site-nav.is-open { pointer-events: auto; }
  .site-nav.is-open::before { opacity: 1; }
  .site-nav ul { visibility: hidden; transition: visibility .3s; }
  .site-nav.is-open ul { visibility: visible; }
  .site-nav ul { width: 100%; gap: 0; counter-reset: nav; border-top: 1px solid rgb(244 242 248 / .1); }
  .site-nav ul li {
    counter-increment: nav; border-bottom: 1px solid rgb(244 242 248 / .1);
    opacity: 0; transform: translateY(14px);
    transition: opacity .5s var(--ease), transform .5s var(--ease);
  }
  .site-nav.is-open ul li { opacity: 1; transform: none; }
  .site-nav.is-open ul li:nth-child(2) { transition-delay: .06s; }
  .site-nav.is-open ul li:nth-child(3) { transition-delay: .12s; }
  .site-nav.is-open ul li:nth-child(4) { transition-delay: .18s; }
  .site-nav.is-open ul li:nth-child(5) { transition-delay: .24s; }

  .site-nav ul a {
    display: flex; align-items: center; gap: 1.25rem; width: 100%;
    padding: .9rem 0; font-size: clamp(1.4rem, 6vw, 1.75rem); line-height: 1.15; color: var(--text-soft);
  }
  .site-nav ul a::before {
    content: counter(nav, decimal-leading-zero);
    min-width: 1.6rem; font-family: var(--sans); font-size: .72rem; letter-spacing: .14em; color: var(--text-dim);
  }
  .site-nav ul a::after,
  .site-nav ul a:hover::after,
  .site-nav ul a[aria-current="page"]::after {
    content: "→"; position: static; height: auto; margin-left: auto;
    background: none; transform: none;
    font-family: var(--sans); font-size: .95rem; color: var(--text-dim);
  }
  .site-nav ul a[aria-current="page"] { color: var(--text); }
  .site-nav ul a[aria-current="page"]::before,
  .site-nav ul a[aria-current="page"]::after { color: var(--text); }

  /* DE | EN oben im Header, links neben dem Menü-Knopf – immer sichtbar */
  .site-nav .lang {
    position: absolute; margin: 0; padding: 0; pointer-events: auto;
    top: calc(env(safe-area-inset-top, 0px) + var(--header-h) / 2);
    right: calc(var(--pad-x) + 48px + 1rem);
    transform: translateY(-50%);
    align-items: center; gap: .5rem; font-size: .8rem;
    transition: top .45s var(--ease);
  }
  .site-nav .lang a { display: inline-block; padding: .5rem .15rem; }
  .site-header.is-scrolled .site-nav .lang { top: calc(env(safe-area-inset-top, 0px) + 2.75rem); }

  /* Logo auf dem Handy kleiner */
  .logo { height: 28px; }
  .footer-brand .logo { height: 32px; }

  .nav-toggle:focus { outline: none; }
  .nav-toggle:focus-visible { outline: 2px solid var(--line); outline-offset: 3px; }
}


/* ---------- Buttons ---------- */
.btn-outline {
  background: transparent; font-family: var(--sans); cursor: pointer; /* auch für <button> */
  display: inline-flex; align-items: center; gap: 1.25rem;
  min-height: 3.4rem; padding: 0 1.8rem;
  border: 1px solid var(--line); color: var(--text); text-decoration: none;
  font-size: .8rem; font-weight: 500; text-transform: uppercase; letter-spacing: .24em;
  transition: background-color .3s var(--ease), border-color .3s, color .3s;
}
.btn-outline svg { transition: transform .3s var(--ease); }
.btn-outline:hover { background: var(--text); border-color: var(--text); color: var(--ink); }
.btn-outline:hover svg { transform: translateX(4px); }

/* ---------- Seitenkopf (Unterseiten) ---------- */
.page { padding-top: calc(var(--header-h) + env(safe-area-inset-top, 0px)); }
.eyebrow {
  margin: 0 0 1.5rem; font-size: .78rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: .42em; color: var(--text-soft);
}

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid rgb(244 242 248 / .12); background: var(--ink); }
.footer-main {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 3rem 2rem;
  padding: clamp(3.5rem, 6vw, 5rem) var(--pad-x) clamp(3rem, 5vw, 4.5rem);
}
.footer-col h2 { margin: 0 0 1.1rem; font-size: 1rem; font-weight: 500; }
.footer-col h2 a { text-decoration: none; }
.footer-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .7rem; }
.footer-col a { text-decoration: none; color: var(--text-soft); transition: color .2s; }
.footer-col a:hover, .footer-col h2 a { color: var(--text); }
.footer-col--plain ul { gap: .85rem; }
.footer-col--plain li:first-child a { color: var(--text); font-weight: 500; }
.social { display: flex; gap: 1.1rem; margin-bottom: 3rem; }
.social a { display: grid; place-items: center; width: 44px; height: 44px; margin: -10px; color: var(--text); }
.social a:hover { color: #fff; opacity: .75; }
.footer-col .lang { font-size: .85rem; }
.footer-bottom {
  margin: 0 var(--pad-x); padding: 1.75rem 0 calc(2rem + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid rgb(244 242 248 / .14);
  display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1rem 2.5rem;
  font-size: .82rem; color: var(--text-dim);
}
.footer-bottom p { margin: 0; }
.footer-bottom nav { display: flex; gap: 2rem; }
.footer-bottom a { text-decoration: none; color: var(--text-soft); }
.footer-bottom a:hover { color: var(--text); }
.footer-copy span + span { margin-left: 1rem; }
.footer-geo { font-variant-numeric: tabular-nums; }
.footer-geo span + span { margin-left: 1rem; }

@media (max-width: 60rem) { .footer-main { grid-template-columns: 1fr 1fr; } .footer-brand { grid-column: 1 / -1; } }
@media (max-width: 40rem) {
  .footer-main { grid-template-columns: 1fr 1fr; gap: 2.5rem 1.5rem; padding-top: 3rem; padding-bottom: 2.5rem; }
  .footer-col h2 { margin-bottom: .9rem; font-size: .95rem; }
  .footer-col ul { gap: .55rem; }
  .footer-col a { font-size: .95rem; }
  .footer-col--plain { padding-top: 0; }
  .footer-col:last-child { grid-column: 1 / -1; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem;
    padding-top: 2rem; border-top: 1px solid rgb(244 242 248 / .1); }
  .footer-col:last-child h2 { display: none; }
  .social { margin-bottom: 0; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: .6rem; padding-top: 1.5rem; font-size: .78rem; }
  .footer-bottom nav { gap: 1.5rem; }
}

/* ---------- Sanftes Einblenden (gesteuert von base.js) ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--reveal-delay, 0ms); }
.reveal.is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}