/* Vereinfachte Glassmorphism-Effekte für MYP Application - Raspberry Pi Optimiert */

/* ===== BASIS GLASS EFFEKTE - STARK VEREINFACHT ===== */
.glass-base {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.3);
  /* Entfernt: backdrop-filter, box-shadow, transition */
}

.glass-strong {
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(255, 255, 255, 0.4);
  /* Entfernt: backdrop-filter, box-shadow */
}

.glass-subtle {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.2);
  /* Entfernt: backdrop-filter, box-shadow */
}

/* ===== DARK MODE GLASS - VEREINFACHT ===== */
.dark .glass-base {
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.1);
  /* Entfernt: box-shadow */
}

.dark .glass-strong {
  background: rgba(30, 41, 59, 0.98);
  border: 1px solid rgba(255, 255, 255, 0.15);
  /* Entfernt: box-shadow */
}

.dark .glass-subtle {
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.08);
  /* Entfernt: box-shadow */
}

/* ===== GLASS KARTEN - STARK VEREINFACHT ===== */
.glass-card {
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(229, 231, 235, 0.5);
  border-radius: 12px;
  padding: 1.5rem;
  /* Entfernt: backdrop-filter, box-shadow, transition, hover-transform */
}

.dark .glass-card {
  background: rgba(30, 41, 59, 0.95);
  border: 1px solid rgba(100, 116, 139, 0.3);
  /* Entfernt: box-shadow */
}

/* ===== GLASS NAVIGATION - VEREINFACHT ===== */
.glass-nav {
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(226, 232, 240, 0.4);
  border-bottom: 1px solid rgba(203, 213, 225, 0.5);
  /* Entfernt: backdrop-filter, box-shadow */
}

.dark .glass-nav {
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(51, 65, 85, 0.5);
  /* Entfernt: box-shadow */
}

/* ===== GLASS BUTTONS - STARK VEREINFACHT ===== */
.glass-btn {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(226, 232, 240, 0.5);
  border-radius: 8px;
  padding: 0.75rem 1.5rem;
  color: #0f172a;
  font-weight: 600;
  /* Entfernt: backdrop-filter, box-shadow, transition, hover-transform */
}

.glass-btn:hover {
  background: rgba(255, 255, 255, 0.99);
  /* Nur Background-Color Change - keine Transform */
}

.glass-btn-primary {
  background: rgba(0, 115, 206, 0.95);
  color: white;
  /* Entfernt: box-shadow */
}

.glass-btn-primary:hover {
  background: rgba(0, 115, 206, 0.99);
  /* Nur Background-Color Change */
}

.dark .glass-btn {
  background: rgba(30, 41, 59, 0.95);
  color: #e2e8f0;
  border: 1px solid rgba(100, 116, 139, 0.5);
  /* Entfernt: box-shadow */
}

.dark .glass-btn:hover {
  background: rgba(30, 41, 59, 0.99);
  /* Nur Background-Color Change */
}

/* ===== GLASS MODALS - VEREINFACHT ===== */
.glass-modal {
  background: rgba(255, 255, 255, 0.99);
  border: 1px solid rgba(226, 232, 240, 0.6);
  border-radius: 16px;
  /* Entfernt: backdrop-filter, box-shadow */
}

.dark .glass-modal {
  background: rgba(15, 23, 42, 0.99);
  border: 1px solid rgba(51, 65, 85, 0.6);
  /* Entfernt: box-shadow */
}

/* ===== GLASS FORM ELEMENTE - VEREINFACHT ===== */
.glass-input {
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(226, 232, 240, 0.5);
  border-radius: 6px;
  padding: 0.75rem 1rem;
  color: #0f172a;
  /* Entfernt: backdrop-filter, box-shadow, transition */
}

.glass-input:focus {
  outline: none;
  border-color: rgba(0, 115, 206, 0.5);
  /* Nur Border-Color Change */
}

.dark .glass-input {
  background: rgba(30, 41, 59, 0.95);
  border: 1px solid rgba(100, 116, 139, 0.5);
  color: #e2e8f0;
  /* Entfernt: box-shadow */
}

.dark .glass-input:focus {
  border-color: rgba(59, 130, 246, 0.5);
  /* Nur Border-Color Change */
}

/* ===== GLASS DROPDOWN - VEREINFACHT ===== */
.glass-dropdown {
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 8px;
  /* Entfernt: backdrop-filter, box-shadow */
}

.dark .glass-dropdown {
  background: rgba(15, 23, 42, 0.98);
  border: 1px solid rgba(255, 255, 255, 0.1);
  /* Entfernt: box-shadow */
}

/* ===== UTILITY CLASSES - STARK VEREINFACHT ===== */
.glass-overlay {
  background: rgba(255, 255, 255, 0.3);
  /* Entfernt: backdrop-filter */
}

.dark .glass-overlay {
  background: rgba(0, 0, 0, 0.4);
  /* Entfernt: backdrop-filter */
}

/* ===== RESPONSIVE ANPASSUNGEN - VEREINFACHT ===== */
@media (max-width: 768px) {
  .glass-card {
    padding: 1rem;
    border-radius: 8px;
  }
  
  .glass-modal {
    border-radius: 12px;
  }
  
  /* Entfernt: backdrop-filter Reduzierung */
}

/* ===== REDUZIERTE BEWEGUNG - ERWEITERT ===== */
@media (prefers-reduced-motion: reduce) {
  .glass-card,
  .glass-btn,
  .glass-input {
    transition: none !important;
    transform: none !important;
  }
}

/* ===== HOHER KONTRAST MODUS - VEREINFACHT ===== */
@media (prefers-contrast: high) {
  .glass-base,
  .glass-strong,
  .glass-card {
    border-width: 2px;
    /* Entfernt: backdrop-filter */
  }
}

/* ===== PERFORMANCE OPTIMIERUNGEN ENTFERNT ===== */
/* Entfernt: will-change Properties für bessere Performance auf schwacher Hardware */