/* Burger Menu CSS für MUSIKSCHULE365.DE */

/* CSS Variablen für Animationen */
:root {
  --animation-duration: 0.4s;
  --animation-timing: cubic-bezier(0.4, 0, 0.2, 1);
  --animation-delay: 0.1s;
  --hover-scale: 1.02;
  --active-scale: 1.05;
}

/* Allgemeine Regel: Alle Texte auf blauen Hintergründen sollen weiß sein */
.instrument-item:hover,
.testimonial-item:hover {
  color: var(--primary-white) !important;
}

/* Navigation Links - IMMER dunkel */
.nav-link,
.nav-link:hover,
.nav-link.active,
.dropdown-item,
.dropdown-item:hover {
  color: var(--text-dark) !important;
}

/* Mobile Navigation Toggle Button */
.navbar-toggler {
  display: none;
  background: transparent;
  border: none;
  padding: 8px;
  cursor: pointer;
  position: relative;
  z-index: 1001;
  font-size: 1.5rem;
  color: var(--primary-blue);
  transition: all var(--animation-duration) var(--animation-timing);
  border-radius: 4px;
}

.navbar-toggler:focus {
  outline: none;
  box-shadow: 0 0 0 2px var(--primary-blue);
}

.navbar-toggler:hover {
  color: var(--blue-dark);
  transform: scale(1.1);
}

.navbar-toggler:active {
  transform: scale(0.95);
}

/* Desktop Navigation */
@media (min-width: 768px) {
  .navbar-toggler {
    display: none !important;
  }
  
  .navbar-collapse {
    display: flex !important;
    flex-basis: auto;
  }
  
  .navbar-nav {
    flex-direction: row !important;
    align-items: center;
  }
}

/* Mobile Navigation */
@media (max-width: 767.98px) {
  .navbar-toggler {
    display: block;
    position: relative;
    right: 0;
  }
  
  .navbar-collapse {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: right var(--animation-duration) var(--animation-timing);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 2rem;
    opacity: 0;
    visibility: hidden;
  }
  
  .navbar-collapse.show {
    right: 0;
    opacity: 1;
    visibility: visible;
  }
  
  .navbar-nav {
    flex-direction: column !important;
    width: 100%;
    max-width: 400px;
    gap: 1rem;
    transform: translateX(50px);
    transition: transform var(--animation-duration) var(--animation-timing);
  }
  
  .navbar-collapse.show .navbar-nav {
    transform: translateX(0);
  }
  
  .nav-item {
    width: 100%;
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--animation-duration) var(--animation-timing);
  }
  
  .navbar-collapse.show .nav-item {
    opacity: 1;
    transform: translateY(0);
  }
  
  /* Staggered animation für nav-items */
  .navbar-collapse.show .nav-item:nth-child(1) { transition-delay: calc(var(--animation-delay) * 1); }
  .navbar-collapse.show .nav-item:nth-child(2) { transition-delay: calc(var(--animation-delay) * 2); }
  .navbar-collapse.show .nav-item:nth-child(3) { transition-delay: calc(var(--animation-delay) * 3); }
  .navbar-collapse.show .nav-item:nth-child(4) { transition-delay: calc(var(--animation-delay) * 4); }
  .navbar-collapse.show .nav-item:nth-child(5) { transition-delay: calc(var(--animation-delay) * 5); }
  .navbar-collapse.show .nav-item:nth-child(6) { transition-delay: calc(var(--animation-delay) * 6); }
  
  .nav-link {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
    font-weight: 500;
    border-radius: 8px;
    transition: all var(--animation-duration) var(--animation-timing);
    background: var(--gray-light);
    margin-bottom: 0.5rem;
    position: relative;
    overflow: hidden;
  }
  
  .nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s;
  }
  
  .nav-link:hover::before {
    left: 100%;
  }
  
  .nav-link:hover {
    background: var(--gray-light);
    color: var(--text-dark) !important;
    transform: translateX(10px) scale(var(--hover-scale));
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  }
  
  .nav-link:active {
    transform: translateX(10px) scale(var(--active-scale));
  }
  
  .nav-link.active {
    background: var(--gray-light);
    color: var(--text-dark) !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  }
  
  /* Mobile Dropdown Styling */
  .dropdown-menu {
    position: static !important;
    display: none;
    background: transparent;
    border: none;
    box-shadow: none;
    margin-top: 0.5rem;
    padding: 0;
    transform: translateY(-10px);
    opacity: 0;
    transition: all var(--animation-duration) var(--animation-timing);
  }
  
  .dropdown-menu.show {
    display: block;
    transform: translateY(0);
    opacity: 1;
  }
  
  .dropdown-item {
    padding: 0.75rem 1rem;
    margin: 0.25rem 0;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 4px;
    font-size: 1rem;
    transition: all var(--animation-duration) var(--animation-timing);
    transform: translateX(-10px);
    opacity: 0;
  }
  
  .dropdown-menu.show .dropdown-item {
    transform: translateX(0);
    opacity: 1;
  }
  
  .dropdown-menu.show .dropdown-item:nth-child(1) { transition-delay: calc(var(--animation-delay) * 1); }
  .dropdown-menu.show .dropdown-item:nth-child(2) { transition-delay: calc(var(--animation-delay) * 2); }
  .dropdown-menu.show .dropdown-item:nth-child(3) { transition-delay: calc(var(--animation-delay) * 3); }
  .dropdown-menu.show .dropdown-item:nth-child(4) { transition-delay: calc(var(--animation-delay) * 4); }
  
  .dropdown-item:hover {
    background: var(--gray-light);
    color: var(--text-dark) !important;
    transform: translateX(5px) scale(var(--hover-scale));
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  }
  
  .dropdown-item:active {
    transform: translateX(5px) scale(var(--active-scale));
  }
  
  /* Close Button für Mobile Menu */
  .navbar-collapse::before {
    content: '×';
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 2rem;
    color: var(--primary-blue);
    cursor: pointer;
    z-index: 1002;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(33, 37, 41, 0.1);
    transition: all var(--animation-duration) var(--animation-timing);
    transform: rotate(0deg);
  }
  
  .navbar-collapse.show::before {
    transform: rotate(180deg);
  }
  
  .navbar-collapse::before:hover {
    background: var(--primary-blue);
    color: white;
    transform: rotate(180deg) scale(1.1);
  }
  
  .navbar-collapse::before:active {
    transform: rotate(180deg) scale(0.95);
  }
  
  /* Overlay für Mobile Menu */
  .navbar-collapse::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.1);
    z-index: -1;
    opacity: 0;
    transition: opacity var(--animation-duration) ease;
  }
  
  .navbar-collapse.show::after {
    opacity: 1;
  }
}

/* Tablet Navigation */
@media (min-width: 768px) and (max-width: 991.98px) {
  .navbar-nav {
    gap: 1rem;
  }
  
  .nav-link {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
  }
}

/* Animation für Burger Icon */
.navbar-toggler.active {
  transform: rotate(90deg) scale(1.1);
  color: var(--blue-dark);
}

/* Logo Anpassungen für Mobile */
@media (max-width: 767.98px) {
  .navbar-brand {
    font-size: 1.2rem;
  }
  
  .logo-complete {
    font-size: 1.2rem;
  }
}

/* Logo Styling mit roter 365.DE */
.logo-complete {
  font-weight: bold;
  font-size: 1.5rem;
  color: var(--primary-blue);
  text-decoration: none;
  transition: all 0.3s ease;
}

.logo-complete::after {
  content: "365.DE";
  color: var(--primary-red);
  font-weight: bold;
}

.logo-complete:hover {
  transform: scale(1.05);
  text-decoration: none;
  color: var(--blue-dark);
}

.logo-complete:hover::after {
  color: #d10000;
}

/* Mobile Logo Anpassungen */
@media (max-width: 767.98px) {
  .logo-complete {
    font-size: 1.2rem;
  }
  
  .logo-complete::after {
    font-size: 1.2rem;
  }
}

/* Smooth Transitions */
.navbar-collapse,
.nav-link,
.dropdown-menu,
.dropdown-item {
  transition: all var(--animation-duration) var(--animation-timing);
}

/* Focus States für Accessibility */
.navbar-toggler:focus-visible {
  outline: 2px solid var(--primary-blue);
  outline-offset: 2px;
  border-radius: 4px;
}

.nav-link:focus-visible {
  outline: 2px solid var(--primary-blue);
  outline-offset: 2px;
}

/* Loading State für Mobile Menu */
.navbar-collapse.loading {
  opacity: 0.7;
  pointer-events: none;
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
  .navbar-collapse {
    background: rgba(26, 26, 26, 0.98);
  }
  
  .nav-link {
    background: var(--gray-light);
    color: var(--text-dark);
  }
  
  .nav-link:hover {
    background: var(--primary-blue);
    color: white;
  }
  
  .dropdown-item {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-dark);
  }
  
  .dropdown-item:hover {
    background: var(--gray-light);
    color: var(--text-dark) !important;
  }
}

/* Performance Optimierungen */
.navbar-collapse {
  will-change: right, opacity, visibility;
}

.nav-item {
  will-change: opacity, transform;
}

.nav-link {
  will-change: transform, background-color;
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  .navbar-collapse,
  .nav-link,
  .dropdown-menu,
  .dropdown-item,
  .navbar-toggler {
    transition: none !important;
    animation: none !important;
  }
  
  .navbar-collapse.show .nav-item,
  .dropdown-menu.show .dropdown-item {
    transition-delay: 0s !important;
  }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
  .nav-link {
    border: 2px solid transparent;
  }
  
  .nav-link:hover,
  .nav-link.active {
    border-color: var(--primary-blue);
  }
  
  .dropdown-item {
    border: 1px solid transparent;
  }
  
  .dropdown-item:hover {
    border-color: var(--primary-blue);
  }
}