/* ═══════════════════════════════════════════════════════════
   NeverAge — Globale Sticky-Navigation & Modul-Farbsystem
   Eine Datei, überall eingebunden. Aktives Modul + Akzentfarbe
   werden über  <body data-module="m1…m5">  gesteuert.
   ═══════════════════════════════════════════════════════════ */

:root { --mod: #39ff14; }                 /* Default = Markengrün (Home/Recht) */
body[data-module="m1"] { --mod: #8b5cf6; }/* Zelluläre Longevity – Lila   */
body[data-module="m2"] { --mod: #3d9970; }/* Supplemente        – Grün    */
body[data-module="m3"] { --mod: #d48a3c; }/* Hormone            – Orange  */
body[data-module="m4"] { --mod: #c0392b; }/* Therapien          – Rot     */
body[data-module="m5"] { --mod: #e05a6a; }/* Lifestyle          – Rosé    */

/* ── Skip-Link (Tastatur/Screenreader: Navigation überspringen) ── */
.skip-link {
  position: fixed; top: 8px; left: 8px; z-index: 1100;
  padding: 10px 18px; border-radius: 6px;
  background: #39ff14; color: #0b0b10;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.5px;
  text-decoration: none; white-space: nowrap;
  transform: translateY(-160%);
  transition: transform 0.2s ease;
}
.skip-link:focus,
.skip-link:focus-visible {
  transform: translateY(0);
  outline: 2px solid #0b0b10; outline-offset: 2px;
}
[id="inhalt"] { scroll-margin-top: 72px; }

/* ── Leiste ── */
.site-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 999;
  display: flex; align-items: center; justify-content: space-between;
  gap: 18px; height: 56px; padding: 0 max(16px, 4vw);
  background: rgba(11, 11, 16, 0.72);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}
@supports (padding: max(0px)) {
  .site-nav {
    padding-left: max(16px, env(safe-area-inset-left), 4vw);
    padding-right: max(16px, env(safe-area-inset-right), 4vw);
  }
}

/* ── Wortmarke ── */
.site-nav__brand {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.5rem; font-weight: 600; letter-spacing: -0.5px;
  color: #39ff14; text-decoration: none; white-space: nowrap;
  text-shadow: 0 0 18px rgba(57, 255, 20, 0.35);
  transition: text-shadow 0.3s ease;
}
.site-nav__brand:hover,
.site-nav__brand:focus-visible { text-shadow: 0 0 26px rgba(57, 255, 20, 0.6); }
.site-nav__brand .age {
  font-style: italic; color: transparent;
  -webkit-text-stroke: 0.5px rgba(57, 255, 20, 0.55);
}

/* ── Modul-Links ── */
.site-nav__links {
  display: flex; align-items: center; gap: 4px;
  margin-left: auto;              /* Links + Social rechts clustern (Wortmarke bleibt links) */
  min-width: 0; overflow-x: auto; scrollbar-width: none; -ms-overflow-style: none;
}
.site-nav__links::-webkit-scrollbar { display: none; }
.site-nav__links a {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.62rem; font-weight: 500; letter-spacing: 1.5px;
  text-transform: uppercase; white-space: nowrap;
  color: #8a857d; text-decoration: none;
  padding: 8px 12px; border-radius: 6px; border: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.site-nav__links a:hover,
.site-nav__links a:focus-visible { color: #e8e4dc; background: rgba(255, 255, 255, 0.05); }

/* Aktives Modul hervorheben (Farbe = Modulfarbe) */
body[data-module="m1"] .site-nav__links a[data-m="m1"],
body[data-module="m2"] .site-nav__links a[data-m="m2"],
body[data-module="m3"] .site-nav__links a[data-m="m3"],
body[data-module="m4"] .site-nav__links a[data-m="m4"],
body[data-module="m5"] .site-nav__links a[data-m="m5"] {
  color: var(--mod);
  border-color: color-mix(in srgb, var(--mod) 42%, transparent);
  background: color-mix(in srgb, var(--mod) 12%, transparent);
}

/* ── Social-Icons (YouTube / Instagram) – Originalfarben der Marken ── */
.site-nav__social {
  display: flex; align-items: center; gap: 4px; flex: 0 0 auto;
}
.site-nav__social a {
  display: inline-flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 8px;
  text-decoration: none;
  transition: background 0.2s, box-shadow 0.2s, transform 0.2s;
}
.site-nav__social a:hover,
.site-nav__social a:focus-visible {
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 16px rgba(255, 255, 255, 0.12);
  transform: translateY(-1px);
}
.site-nav__social a:focus-visible { outline: 2px solid var(--mod); outline-offset: 2px; }
.site-nav__social svg { width: 21px; height: 21px; display: block; }

/* ── Hamburger-Button (nur auf Smartphones sichtbar) ── */
.site-nav__burger { display: none; background: none; border: 0; padding: 0; }

/* ── Modulfarbe weiter durchziehen: aktiver Breadcrumb + Scrollbalken ── */
.breadcrumb [aria-current="page"] { color: var(--mod); }
.na-progress,
.scroll-progress {
  background: linear-gradient(90deg, var(--mod), #39ff14) !important;
  box-shadow: 0 0 12px color-mix(in srgb, var(--mod) 55%, transparent) !important;
}

/* Anker-Sprünge nicht unter die fixe Leiste schieben */
html { scroll-padding-top: 72px; }

/* Inhaltsbereich (Modul-/Rechtsseiten) unter die fixe Leiste rücken. */
.container { padding-top: 92px !important; }
@media (max-width: 640px) { .container { padding-top: 76px !important; } }

/* Startseiten-Hero: auf Smartphones Platz für die fixe Leiste reservieren,
   damit der „NeverAge"-Schriftzug nicht unter der Navigation verschwindet.
   (Auf dem Desktop ist der Hero mittig zentriert und nicht betroffen.) */
@media (max-width: 760px) { .hero { padding-top: 72px; } }

/* Tablet (761–900px): kompakte horizontale Reihe, damit alle fünf Links passen */
@media (min-width: 761px) and (max-width: 900px) {
  .site-nav__links { gap: 2px; }
  .site-nav__links a { padding: 7px 9px; font-size: 0.58rem; letter-spacing: 1px; }
}

/* ══ Smartphone (≤760px): Hamburger-Menü mit gut lesbaren Modul-Links ══
   Umschaltung per JS über die Klasse .is-open auf .site-nav
   (Nachfahren-Selektor = zuverlässig, kein :checked-Geschwister-Trick). ══ */
@media (max-width: 760px) {
  .site-nav { height: 54px; }
  .site-nav__brand { font-size: 1.35rem; }

  /* Reihenfolge in der Leiste: Wortmarke … Social  Burger (Links im Dropdown) */
  .site-nav__social { order: 2; margin-left: auto; margin-right: 2px; }
  .site-nav__burger { order: 3; }
  .site-nav__social a { width: 40px; height: 40px; }

  /* Burger-Button (Tap-Ziel ≥44px) */
  .site-nav__burger {
    display: flex; flex-direction: column; justify-content: center; gap: 5px;
    width: 44px; height: 44px; padding: 11px; margin-right: -8px;
    cursor: pointer; flex: 0 0 auto; -webkit-tap-highlight-color: transparent;
  }
  .site-nav__burger span {
    display: block; width: 100%; height: 2px; border-radius: 2px;
    background: #e8e4dc; transition: transform 0.25s ease, opacity 0.2s ease;
  }
  .site-nav__burger:focus-visible {
    outline: 2px solid var(--mod); outline-offset: 3px; border-radius: 6px;
  }

  /* Links werden zum Vollbreiten-Dropdown unter der Leiste */
  .site-nav__links {
    position: fixed; top: 54px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: #0d0d14; border-bottom: 1px solid rgba(255, 255, 255, 0.09);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.5);
    padding: 4px 0; overflow: hidden;
    max-height: 0; opacity: 0; pointer-events: none;
    transition: max-height 0.3s ease, opacity 0.2s ease;
    -webkit-mask-image: none; mask-image: none;
  }
  .site-nav.is-open .site-nav__links {
    max-height: 80vh; opacity: 1; pointer-events: auto;
  }
  .site-nav__links a {
    font-size: 0.92rem; letter-spacing: 0.5px; padding: 15px 26px;
    border: 0; border-radius: 0; border-left: 3px solid transparent;
    color: #cfcac2;
  }
  .site-nav__links a:active { background: rgba(255, 255, 255, 0.06); }

  /* aktives Modul im Dropdown: Modulfarbe + Akzentbalken */
  body[data-module="m1"] .site-nav__links a[data-m="m1"],
  body[data-module="m2"] .site-nav__links a[data-m="m2"],
  body[data-module="m3"] .site-nav__links a[data-m="m3"],
  body[data-module="m4"] .site-nav__links a[data-m="m4"],
  body[data-module="m5"] .site-nav__links a[data-m="m5"] {
    color: var(--mod); border-left-color: var(--mod);
    background: color-mix(in srgb, var(--mod) 14%, transparent);
  }

  /* Burger → X, wenn Menü offen */
  .site-nav.is-open .site-nav__burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .site-nav.is-open .site-nav__burger span:nth-child(2) { opacity: 0; }
  .site-nav.is-open .site-nav__burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

@media (prefers-reduced-motion: reduce) {
  .site-nav__brand { transition: none; }
}
