/* nav.css — Alina Portfolio: Side-Navigation mit Wipe-Effekt
   Adaption der Osmo "Side Navigation with Wipe Effect" auf das
   monochrome Anton/Barlow-Design der Seite. Pure CSS + Vanilla-JS
   (kein GSAP). Markup wird von nav.js injiziert.
*/

.lpnav {
  --lpnav-ease: cubic-bezier(0.62, 0.05, 0.01, 0.99);
  --lpnav-ink: #0a0a0a;
  --lpnav-paper: #ffffff;
  font-family: Barlow, -apple-system, sans-serif;
}

/* ── Header-Leiste (Logo + Menü-Button) ─────────────────── */
.lpnav-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 110;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.6rem 24px;   /* gleiche Kante wie Eck-Labels und Werk-Zeilen (Judge 2026-09-10) */
  pointer-events: none;
}
.lpnav-header > * { pointer-events: auto; }

.lpnav-logo {
  font: 400 1.6rem/1 Anton, "Arial Black", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--lpnav-ink);
  text-decoration: none;
  transition: color 0.45s var(--lpnav-ease);
  /* Tippziel >= 44px (Audit 2026-09-10), optisch unveraendert */
  display: inline-block;
  padding: 0.6rem 0.4rem;
  margin: -0.6rem -0.4rem;
}
/* Header rechts: Erstgespraech-Link (Sales: Kontakt dauerhaft sichtbar) + Menue */
.lpnav-right { display: flex; align-items: center; gap: 1.6rem; }
.lpnav-cta {
  position: relative;
  font: 500 12px/1 Barlow, sans-serif;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--lpnav-ink);
  text-decoration: none;
  padding: 1rem 0;
  transition: color 0.45s var(--lpnav-ease);
}
.lpnav-cta::after {
  content: ""; position: absolute; left: 0; bottom: 0.75rem; width: 100%; height: 1px;
  background: currentColor; transform: scaleX(0); transform-origin: left;
  transition: transform 0.5s cubic-bezier(.22,1,.36,1);
}
.lpnav-cta:hover::after, .lpnav-cta:focus-visible::after { transform: scaleX(1); }
.lpnav.is-open .lpnav-cta { color: var(--lpnav-paper); }
@media (max-width: 480px) { .lpnav-cta span { display: none; } .lpnav-right { gap: 1.1rem; } }
.lpnav.is-open .lpnav-logo { color: var(--lpnav-paper); }

.lpnav-toggle {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin: -0.9rem;
  padding: 0.9rem;
  background: none;
  border: 0;
  cursor: pointer;
  color: var(--lpnav-ink);
  -webkit-appearance: none;
  appearance: none;
}
.lpnav-toggle-text {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  height: 1.05em;
  overflow: hidden;
  font: 500 0.95rem/1.05 Barlow, sans-serif;
  letter-spacing: 0.04em;
}
.lpnav-toggle-text span { transition: transform 0.5s var(--lpnav-ease); }
.lpnav.is-open .lpnav-toggle-text span { transform: translateY(-100%); }

.lpnav-toggle-icon {
  width: 1.05rem;
  height: 1.05rem;
  transition: transform 0.5s var(--lpnav-ease);
}
.lpnav-toggle-icon svg { display: block; width: 100%; height: 100%; }
.lpnav.is-open .lpnav-toggle-icon { transform: rotate(315deg); }
@media (hover: hover) {
  .lpnav-toggle:hover .lpnav-toggle-icon { transform: rotate(90deg); }
  .lpnav.is-open .lpnav-toggle:hover .lpnav-toggle-icon { transform: rotate(225deg); }
}

/* ── Overlay + Panel ────────────────────────────────────── */
.lpnav-overlay-wrap {
  position: fixed;
  inset: 0;
  z-index: 100;
  pointer-events: none;
  display: none; /* von nav.js auf 'block' gesetzt während offen — kein
                    dauerhaftes Fullscreen-Fixed-Layer (Safari-Black-Screen) */
}
.lpnav.is-open .lpnav-overlay-wrap { pointer-events: auto; }

.lpnav-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0.5);
  opacity: 0;
  cursor: pointer;
  transition: opacity 0.55s var(--lpnav-ease);
}
.lpnav.is-open .lpnav-overlay { opacity: 1; }

.lpnav-panel {
  position: absolute;
  top: 0;
  right: 0;
  width: min(35em, 100%);
  height: 100%;
  overflow: hidden;
}

/* Gestaffelte Wipe-Panels (schwarz → grau → weiß) */
.lpnav-bg { position: absolute; inset: 0; z-index: 0; }
.lpnav-bg-panel {
  position: absolute;
  inset: 0;
  transform: translateX(101%);
  transition: transform 0.62s var(--lpnav-ease);
}
.lpnav-bg-panel.first  { background: #0a0a0a; }
.lpnav-bg-panel.second { background: #b8b4ad; }
.lpnav-bg-panel.third  { background: var(--lpnav-paper); box-shadow: -28px 0 60px rgba(10,10,10,0.12); }
.lpnav.is-open .lpnav-bg-panel.first  { transform: translateX(0); transition-delay: 0s; }
.lpnav.is-open .lpnav-bg-panel.second { transform: translateX(0); transition-delay: 0.09s; }
.lpnav.is-open .lpnav-bg-panel.third  { transform: translateX(0); transition-delay: 0.18s; }

.lpnav-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 3em;
  height: 100%;
  padding: clamp(5.5rem, 9vh, 8rem) clamp(1.75rem, 3vw, 2.6rem) clamp(3.2rem, 6vh, 4.5rem);
  overflow: auto;
}

/* ── Große Links ────────────────────────────────────────── */
.lpnav-list {
  display: flex;
  flex-direction: column;
  margin: 0;
  padding: 0;
  list-style: none;
  width: 100%;
}
.lpnav-item {
  position: relative;
  overflow: hidden;
}
.lpnav-link {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 0.5em;
  width: 100%;
  padding: 0.6em 0.6em;
  text-decoration: none;
  transform: translateY(135%) rotate(5deg);
  transition: transform 0.75s var(--lpnav-ease);
}
.lpnav.is-open .lpnav-link {
  transform: translateY(0) rotate(0deg);
  transition-delay: calc(0.34s + var(--i, 0) * 0.05s);
}

.lpnav-link-h {
  position: relative;
  z-index: 1;
  font: 400 clamp(2.2rem, 5.6vw, 4.4rem)/0.82 Anton, "Arial Black", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.005em;
  color: var(--lpnav-ink);
  text-shadow: 0 1em 0 var(--lpnav-paper);
  transition: transform 0.55s var(--lpnav-ease);
}
.lpnav-link-num {
  position: relative;
  z-index: 1;
  margin-top: 0.4em;
  font: 500 0.8rem/1 Barlow, sans-serif;
  letter-spacing: 0.12em;
  color: var(--lpnav-ink);
  opacity: 0.4;
}
.lpnav-link-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: var(--lpnav-ink);
  transform: scaleY(0);
  transform-origin: 50% 100%;
  transition: transform 0.55s var(--lpnav-ease);
}
@media (hover: hover) {
  .lpnav-link:hover .lpnav-link-h { transform: translateY(-1em); transition-delay: 0.08s; }
  .lpnav-link:hover .lpnav-link-num { opacity: 0; }
  .lpnav-link:hover .lpnav-link-bg { transform: scaleY(1); }
}
/* Aktive Seite dezent markieren */
.lpnav-link.is-current .lpnav-link-num { opacity: 1; }

/* ── Footer im Panel: Rechtliches + Socials ─────────────── */
.lpnav-details {
  display: flex;
  flex-direction: column;
  gap: 1.6em;
  padding-left: 0.6em;
}
.lpnav-fade {
  opacity: 0;
  transform: translateY(45%);
  transition: opacity 0.5s var(--lpnav-ease), transform 0.5s var(--lpnav-ease);
}
.lpnav.is-open .lpnav-fade {
  opacity: 1;
  transform: translateY(0);
  transition-delay: calc(0.5s + var(--i, 0) * 0.04s);
}
.lpnav-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4em 1.4em;
}
.lpnav-legal a {
  display: inline-block;
  font: 500 0.72rem/1 Barlow, sans-serif;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--lpnav-ink);
  opacity: 0.5;
  text-decoration: none;
  transform-origin: left center;
  transition: opacity 0.3s, transform 0.5s var(--lpnav-ease);
}
/* Hover: Wort kippt/dreht leicht — kein Hintergrund */
@media (hover: hover) {
  .lpnav-legal a:hover { opacity: 1; transform: rotate(-7deg); }
}

.lpnav-socials-row {
  display: flex;
  align-items: center;
  gap: 1.2em;
}
.lpnav-socials-row a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.7rem;
  height: 1.7rem;
  color: var(--lpnav-ink);
  transition: transform 0.4s var(--lpnav-ease), opacity 0.3s;
}
.lpnav-socials-row a svg { display: block; width: 100%; height: 100%; }
@media (hover: hover) {
  .lpnav-socials-row a:hover { transform: translateY(-3px); opacity: 0.6; }
}

/* Body-Lock wenn Menü offen */
body.lpnav-lock { overflow: hidden; }

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 767px) {
  .lpnav-panel { width: 100%; }
  .lpnav-bg-panel { border-radius: 0; }
  .lpnav-inner { padding-top: clamp(6rem, 14vh, 9rem); }
  .lpnav-link-h { font-size: clamp(2.4rem, 11vw, 3.8rem); }
}

@media (prefers-reduced-motion: reduce) {
  .lpnav-bg-panel, .lpnav-link, .lpnav-fade, .lpnav-overlay,
  .lpnav-toggle-text span, .lpnav-toggle-icon {
    transition-duration: 0.001s !important;
    transition-delay: 0s !important;
  }
}