/* 🏠 HOME PAGE OPTIMIERTE LESBARKEIT & RESPONSIVE DESIGN
 * ======================================================
 * Spezielle Optimierungen für die Hauptseite (index.html)
 * Perfekte Lesbarkeit und responsive Layout
 */

/* ================================================
 * 🎯 HOME PAGE LAYOUT - MOBILE FIRST
 * ================================================ */

/* Body & Main Container */
body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  font-family: 'Arial', 'Helvetica', sans-serif;
  background: var(--bg-gradient, linear-gradient(135deg, var(--bg-primary), var(--bg-secondary)));
  overflow-x: hidden;
  position: relative;
}

/* Header - Zentraler Content */
.header-animation {
  text-align: center;
  padding: var(--spacing-xl);
  background: var(--bg-glass);
  border-radius: 24px;
  box-shadow: var(--shadow-strong);
  border: 1px solid var(--border-subtle);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  max-width: 90vw;
  width: 100%;
  max-width: 500px;
  position: relative;
  z-index: 10;
  margin: var(--spacing-md);
}

/* ================================================
 * 📝 TYPOGRAPHY - OPTIMIERTE LESBARKEIT
 * ================================================ */

.header-animation h1 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--spacing-md) 0;
  line-height: var(--line-height-tight);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  letter-spacing: -0.5px;
}

.season-greeting {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin: 0 0 var(--spacing-xl) 0;
  line-height: var(--line-height-relaxed);
  font-weight: 500;
  opacity: 0.9;
}

/* ================================================
 * 🔘 FANCY BUTTONS - TOUCH OPTIMIERT
 * ================================================ */

.fancy-button {
  display: inline-block;
  width: 100%;
  max-width: 280px;
  padding: var(--spacing-md) var(--spacing-lg);
  margin: var(--spacing-sm) 0;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: var(--text-inverse);
  text-decoration: none;
  border-radius: 16px;
  font-size: var(--font-size-base);
  font-weight: 600;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-medium);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
  min-height: var(--touch-target-comfortable);
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: var(--line-height-snug);
}

.fancy-button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s ease;
}

.fancy-button:hover::before {
  left: 100%;
}

.fancy-button:hover,
.fancy-button:focus {
  transform: translateY(-3px);
  box-shadow: var(--shadow-strong);
  background: linear-gradient(135deg, var(--accent), var(--primary));
  border-color: var(--border-strong);
}

.fancy-button:active {
  transform: translateY(-1px);
  box-shadow: var(--shadow-medium);
}

/* Button-spezifische Farben */
#discord-bot {
  background: linear-gradient(135deg, #5865f2, #4752c4);
}

#discord-bot:hover {
  background: linear-gradient(135deg, #4752c4, #3c45a3);
}

#musicPlayerBtn {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
}

#linktreeBtn {
  background: linear-gradient(135deg, #39e09b, #2ecc71);
}

#linktreeBtn:hover {
  background: linear-gradient(135deg, #2ecc71, #27ae60);
}

/* ================================================
 * 🎨 THEME-SPEZIFISCHE BUTTON ANPASSUNGEN
 * ================================================ */

/* Frühling */
body.theme-spring .fancy-button {
  box-shadow: 0 8px 32px rgba(47, 90, 65, 0.3);
}

body.theme-spring #musicPlayerBtn {
  background: linear-gradient(135deg, #4CAF50, #8BC34A);
}

body.theme-spring #musicPlayerBtn:hover {
  background: linear-gradient(135deg, #388E3C, #689F38);
}

/* Sommer */
body.theme-summer .fancy-button {
  box-shadow: 0 8px 32px rgba(204, 68, 0, 0.3);
}

body.theme-summer #musicPlayerBtn {
  background: linear-gradient(135deg, #FF9800, #FFC107);
}

body.theme-summer #musicPlayerBtn:hover {
  background: linear-gradient(135deg, #F57C00, #FFA000);
}

/* Herbst */
body.theme-autumn .fancy-button {
  box-shadow: 0 8px 32px rgba(191, 79, 54, 0.3);
}

body.theme-autumn #musicPlayerBtn {
  background: linear-gradient(135deg, #FF5722, #FF9800);
}

body.theme-autumn #musicPlayerBtn:hover {
  background: linear-gradient(135deg, #E64A19, #F57C00);
}

/* Winter */
body.theme-winter .fancy-button {
  box-shadow: 0 8px 32px rgba(74, 111, 165, 0.3);
}

body.theme-winter #musicPlayerBtn {
  background: linear-gradient(135deg, #2196F3, #03A9F4);
}

body.theme-winter #musicPlayerBtn:hover {
  background: linear-gradient(135deg, #1976D2, #0288D1);
}

/* Halloween */
body.theme-halloween .fancy-button {
  box-shadow: 0 8px 32px rgba(255, 107, 53, 0.3);
}

body.theme-halloween #musicPlayerBtn {
  background: linear-gradient(135deg, #FF6B35, #F39C12);
}

body.theme-halloween #musicPlayerBtn:hover {
  background: linear-gradient(135deg, #E55722, #D68910);
}

/* Ostern */
body.theme-easter .fancy-button {
  box-shadow: 0 8px 32px rgba(142, 68, 173, 0.3);
}

body.theme-easter #musicPlayerBtn {
  background: linear-gradient(135deg, #9B59B6, #E91E63);
}

body.theme-easter #musicPlayerBtn:hover {
  background: linear-gradient(135deg, #8E44AD, #C2185B);
}

/* ================================================
 * 📱 TABLET RESPONSIVE (481px - 768px)
 * ================================================ */

@media (min-width: 481px) {
  .header-animation {
    padding: var(--spacing-2xl);
    max-width: 600px;
    margin: var(--spacing-lg);
  }
  
  .header-animation h1 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-lg);
  }
  
  .season-greeting {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-2xl);
  }
  
  .fancy-button {
    max-width: 320px;
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: var(--font-size-lg);
    margin: var(--spacing-md) 0;
    min-height: var(--touch-target-large);
  }
}

/* ================================================
 * 💻 DESKTOP RESPONSIVE (769px+)
 * ================================================ */

@media (min-width: 769px) {
  .header-animation {
    padding: var(--spacing-3xl);
    max-width: 700px;
  }
  
  .header-animation h1 {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-xl);
  }
  
  .season-greeting {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-3xl);
  }
  
  .fancy-button {
    max-width: 350px;
    padding: var(--spacing-xl) var(--spacing-2xl);
    font-size: var(--font-size-xl);
    margin: var(--spacing-lg) 0;
    border-radius: 20px;
  }
  
  /* Buttons nebeneinander auf Desktop */
  .header-animation {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .button-group {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
    margin-top: var(--spacing-lg);
  }
  
  .fancy-button {
    flex: 1;
    min-width: 200px;
    max-width: 300px;
  }
}

/* ================================================
 * 🖥️ LARGE DESKTOP (1200px+)
 * ================================================ */

@media (min-width: 1200px) {
  .header-animation {
    max-width: 900px;
    padding: var(--spacing-3xl) var(--spacing-3xl);
  }
  
  .header-animation h1 {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--spacing-2xl);
  }
  
  .season-greeting {
    font-size: var(--font-size-3xl);
  }
  
  .fancy-button {
    font-size: var(--font-size-2xl);
    padding: var(--spacing-2xl) var(--spacing-3xl);
  }
}

/* ================================================
 * 🌟 BACKGROUND ANIMATIONS & EFFECTS
 * ================================================ */

/* Partikel-Container für animierte Hintergründe */
.stars,
.galaxy-particles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

/* Responsive Partikel-Größen */
@media (max-width: 480px) {
  .stars::before,
  .galaxy-particles::before {
    transform: scale(0.5);
  }
}

@media (min-width: 481px) and (max-width: 768px) {
  .stars::before,
  .galaxy-particles::before {
    transform: scale(0.75);
  }
}

/* ================================================
 * ♿ ACCESSIBILITY VERBESSERUNGEN
 * ================================================ */

/* Focus Management */
.fancy-button:focus {
  outline: 3px solid var(--text-accent);
  outline-offset: 3px;
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .header-animation {
    background: var(--bg-elevated);
    border: 3px solid var(--border-strong);
  }
  
  .fancy-button {
    border: 2px solid var(--border-strong);
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .fancy-button {
    transition: none;
  }
  
  .fancy-button::before {
    display: none;
  }
  
  .fancy-button:hover {
    transform: none;
  }
}

/* ================================================
 * 📱 TOUCH ENHANCEMENTS
 * ================================================ */

/* Touch Feedback */
@media (hover: none) and (pointer: coarse) {
  .fancy-button:active {
    transform: scale(0.95);
    transition: transform 0.1s ease;
  }
  
  .fancy-button::before {
    display: none; /* Kein Hover-Effekt auf Touch */
  }
}

/* Safe Area für iOS */
@supports (padding: max(0px)) {
  .header-animation {
    padding-left: max(var(--spacing-xl), env(safe-area-inset-left));
    padding-right: max(var(--spacing-xl), env(safe-area-inset-right));
    padding-bottom: max(var(--spacing-xl), env(safe-area-inset-bottom));
  }
}

/* ================================================
 * 🎨 LOADING STATE & TRANSITIONS
 * ================================================ */

.header-animation {
  animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fancy-button {
  animation: fadeInUp 0.8s ease-out;
  animation-delay: 0.2s;
  animation-fill-mode: both;
}

.fancy-button:nth-child(2) {
  animation-delay: 0.4s;
}

.fancy-button:nth-child(3) {
  animation-delay: 0.6s;
}

/* Loading States */
.fancy-button.loading {
  opacity: 0.7;
  cursor: not-allowed;
  pointer-events: none;
}

.fancy-button.loading::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}