/* =====================================
   BodyArt Tattoo — Header Styles v1.3
   ===================================== */

body.light-mode {
  --header-text-color: #111111;
  --header-bg: rgba(255,255,255,0.85);
}
body.dark-mode {
  --header-text-color: #ffffff;
  --header-bg: rgba(25,25,25,0.9);
}

/* Basis Header */
.site-header {
  position: fixed !important;     /* Immer fixiert */
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 100;
  background: var(--header-bg);
  backdrop-filter: blur(10px) saturate(120%);
  box-shadow: 0 2px 12px rgba(0,0,0,0.35);
  padding: 0.8rem 2rem;
  transition: all 0.4s ease;
}

/* Damit der Inhalt nicht überlappt */
body {
  padding-top: 0px; /* gleiche Höhe wie Header */
}

/* Kompakte Version beim Scrollen (optional) */
.site-header.scrolled {
  padding: 0.4rem 2rem;
  box-shadow: 0 4px 14px rgba(0,0,0,0.45);
  background: rgba(15,15,15,0.95);
  backdrop-filter: blur(12px);
}

/* Gradient aktiv */
.has-gradient {
  background: linear-gradient(135deg,
    rgba(255,255,255, var(--header-opacity)) 0%,
    rgba(220,220,220, var(--header-opacity)) 100%
  );
}
body.dark-mode .has-gradient {
  background: linear-gradient(135deg,
    rgba(25,25,25, var(--header-opacity)) 0%,
    rgba(10,10,10, var(--header-opacity)) 100%
  );
}

/* Glossy-Reflex über gesamten Header */
.has-glossy::before {
  content: '';
  position: absolute;
  top: 0;
  left: -60%;
  width: 40%;
  height: 100%;
  background: linear-gradient(
    120deg,
    rgba(255,255,255,var(--glossy-opacity)) 0%,
    rgba(255,255,255,calc(var(--glossy-opacity) * 0.2)) 45%,
    rgba(255,255,255,var(--glossy-opacity)) 100%
  );
  transform: skewX(-25deg);
  animation: glossySlide 8s linear infinite;
  pointer-events: none;
  mix-blend-mode: overlay;
}
@keyframes glossySlide {
  0% { left: -60%; opacity: 0; }
  10% { opacity: 0.7; }
  50% { left: 130%; opacity: 0.4; }
  100% { left: 130%; opacity: 0; }
}

/* Inneres Layout */
.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1400px;
  margin: auto;
  position: relative;
  z-index: 2;
}

/* Logo */
.logo img {
  max-height: 100px;
  width: auto;
  transition: transform 0.3s ease;
  border-radius:12px;
  object-fit:cover;
}

/* Hauptmenü */
.nav-menu {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-menu a {
  text-decoration: none;
  color: var(--header-text-color);
  font-weight: 500;
  position: relative;
  padding: 0.5rem 0;
  overflow: hidden;
  transition: color var(--header-animation-speed) ease;
}

/* Neuer eleganter Hover-Effekt */
.nav-menu a {
  position: relative;
  color: var(--header-text-color);
  font-weight: 500;
  padding: 0.5rem 0;
  text-decoration: none;
  transition: color 0.3s ease;
}

.nav-menu a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--header-hover-color);
  box-shadow: 0 0 8px var(--header-hover-color);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: all 0.35s ease;
  opacity: 0;
}

.nav-menu a:hover {
  color: var(--header-hover-color);
}

.nav-menu a:hover::after {
  width: 100%;
  opacity: 1;
}


/* Aktionen rechts (Theme Toggle, Burger) */
.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Theme-Toggle Button */
.theme-toggle {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(10px) saturate(180%);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  color: var(--header-text-color);
  box-shadow: inset 0 0 8px rgba(255,255,255,0.15),
              0 0 8px rgba(0,0,0,0.4);
}
.theme-toggle:hover {
  transform: scale(1.1);
  box-shadow: inset 0 0 10px rgba(255,255,255,0.25),
              0 0 10px var(--header-hover-color);
}
.theme-toggle span {
  position: absolute;
  font-size: 1.2rem;
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.theme-toggle .sun { opacity: 1; transform: rotate(0deg); }
.theme-toggle .moon { opacity: 0; transform: rotate(90deg); }
body.dark-mode .theme-toggle .sun { opacity: 0; transform: rotate(90deg); }
body.dark-mode .theme-toggle .moon { opacity: 1; transform: rotate(0deg); }

/* ==========================================================
   Mobile Menü Fix – Sichtbarkeit & Ebenen
   ========================================================== */

/* Burger immer sichtbar */
.menu-toggle {
  z-index: 10; /* über allem */
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 26px;
  height: 18px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  transition: transform 0.3s ease;
}
.menu-toggle span {
  width: 100%;
  height: 2px;
  background: var(--header-text-color);
  border-radius: 2px;
  transition: all 0.3s ease;
}
.menu-toggle.open span:nth-child(1) {
  transform: rotate(45deg) translateY(8px);
}
.menu-toggle.open span:nth-child(2) {
  opacity: 0;
}
.menu-toggle.open span:nth-child(3) {
  transform: rotate(-45deg) translateY(-8px);
}

/* Menü Overlay */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(12px);
  opacity: 0;
  visibility: hidden;
  z-index: 9; /* liegt UNTER Burger, ÜBER Header */
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}
.mobile-menu.active {
  opacity: 1;
  visibility: visible;
}

/* Menü-Links im Overlay */
.mobile-nav {
  list-style: none;
  margin: 0;
  padding: 0;
  text-align: center;
}
.mobile-nav li {
  margin: 1.2rem 0;
}
.mobile-nav a {
  color: #fff;
  font-size: 1.6rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.3s ease;
}
.mobile-nav a:hover {
  color: var(--header-hover-color);
}

/* Body fixieren wenn Menü offen */
body.menu-open {
  overflow: hidden;
}


/* Mobile Menu Animation */
.mobile-menu.active .mobile-nav li {
  opacity: 0;
  transform: translateY(10px);
  animation: fadeInUp 0.4s ease forwards;
}
.mobile-menu.active .mobile-nav li:nth-child(1) { animation-delay: 0.1s; }
.mobile-menu.active .mobile-nav li:nth-child(2) { animation-delay: 0.2s; }
.mobile-menu.active .mobile-nav li:nth-child(3) { animation-delay: 0.3s; }
.mobile-menu.active .mobile-nav li:nth-child(4) { animation-delay: 0.4s; }

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Header bleibt sticky im Hintergrund */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 9999;
  background: var(--header-bg);
  backdrop-filter: blur(10px) saturate(120%);
  box-shadow: 0 2px 12px rgba(0,0,0,0.35);
  transition: all 0.4s ease;
}


/* Responsive Anpassung */
@media (max-width: 900px) {
  .nav-menu {
    display: none;
  }
  .menu-toggle {
    display: flex;
  }
}

/* Transparenter Header beim Start */
.is-transparent {
  background: transparent !important;
  box-shadow: none !important;
  position: absolute;
  top: 0;
  width: 100%;
  transition: background 0.5s ease, box-shadow 0.5s ease, backdrop-filter 0.5s ease;
}
body.dark-mode .is-transparent {
  background: transparent !important;
}
.is-transparent.scrolled {
  position: fixed;
  background: var(--header-bg);
  backdrop-filter: blur(10px) saturate(120%);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}
.is-transparent.has-gradient.scrolled {
  background: linear-gradient(
    135deg,
    rgba(25,25,25,var(--header-opacity)) 0%,
    rgba(10,10,10,var(--header-opacity)) 100%
  );
}
body.light-mode .is-transparent.has-gradient.scrolled {
  background: linear-gradient(
    135deg,
    rgba(255,255,255,var(--header-opacity)) 0%,
    rgba(220,220,220,var(--header-opacity)) 100%
  );
}

/* Animationen */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}