:root {
  --advent-red: #DC2626;
  --advent-gold: #F59E0B;
  --advent-green: #059669;
  --advent-dark: #1F2937;
  --advent-light: #F3F4F6;
  --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
  color: var(--advent-dark);
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  background-attachment: fixed;
  min-height: 100vh;
}

/* Animated Background */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  position: relative;
  z-index: 1;
}

/* Header - Modern Glassmorphism */
header {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
  padding: 40px 20px;
  text-align: center;
  border-radius: 20px;
  margin: 20px auto;
  box-shadow: var(--shadow-xl);
}

header h1 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 10px;
  text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.2);
  letter-spacing: -0.5px;
}

header p {
  font-size: 1.2rem;
  opacity: 0.95;
  font-weight: 300;
}

/* Navigation - Modern Buttons */
nav {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 15px;
  border-radius: 20px;
  margin: 20px auto;
  box-shadow: var(--shadow-lg);
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 15px;
  flex-wrap: wrap;
}

nav a {
  color: white;
  text-decoration: none;
  font-weight: 600;
  padding: 10px 25px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

nav a:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Mobile Navigation mit mehr Abstand */
@media (max-width: 768px) {
  nav ul {
    flex-direction: column;
    gap: 12px;
  }
  
  nav a {
    display: block;
    text-align: center;
    padding: 14px 20px;
  }
}

/* Countdown - Modern Card */
.countdown {
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  color: white;
  padding: 25px;
  border-radius: 20px;
  margin: 30px 0;
  text-align: center;
  font-size: 1.2rem;
  font-weight: 700;
  box-shadow: var(--shadow-xl);
  border: 2px solid rgba(255, 255, 255, 0.3);
}

/* Content Cards - Glassmorphism */
.tuerchen-content {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 20px;
  padding: 40px;
  margin: 40px auto;
  max-width: 800px;
  box-shadow: var(--shadow-xl);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.tuerchen-content h2 {
  color: var(--advent-red);
  font-weight: 800;
  margin-bottom: 20px;
  font-size: 2rem;
}

/* Adventskalender Grid - Modern Cards */
.advent-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 20px;
  margin: 40px 0;
}

.advent-door {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 20px;
  padding: 25px 20px;
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  min-height: 180px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  border: 2px solid rgba(255, 255, 255, 0.5);
  overflow: hidden;
}

.advent-door::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, rgba(103, 126, 234, 0.1) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.advent-door:hover::before {
  opacity: 1;
}

.advent-door:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-xl);
  border-color: rgba(103, 126, 234, 0.5);
}

.advent-door.locked {
  opacity: 0.6;
  cursor: not-allowed;
  background: rgba(200, 200, 200, 0.3);
}

.advent-door.locked:hover {
  transform: none;
}

.door-number {
  font-size: 3.5rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--advent-red), var(--advent-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 10px;
  line-height: 1;
}

.door-date {
  font-size: 0.9rem;
  color: #6B7280;
  margin-bottom: 10px;
  font-weight: 600;
}

.door-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--advent-dark);
  margin: 10px 0;
  line-height: 1.3;
}

.lock-icon {
  font-size: 2rem;
  margin-top: 10px;
  filter: grayscale(100%);
  opacity: 0.5;
}

/* Freigeschaltete Türchen - ermutigendes Icon */
.unlock-icon {
  font-size: 2rem;
  margin-top: 10px;
  filter: none;
  opacity: 1;
  animation: sparkle 2s ease-in-out infinite;
}

@keyframes sparkle {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

/* Freigeschaltete Türchen Styling */
.advent-door.unlocked {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(245, 245, 255, 0.95));
  border-color: rgba(103, 126, 234, 0.3);
}

.advent-door.unlocked:hover {
  border-color: rgba(103, 126, 234, 0.6);
  box-shadow: 0 15px 30px rgba(103, 126, 234, 0.2);
}

/* Special Heiligabend Card */
.advent-door[data-day="24"] {
  background: linear-gradient(135deg, #DC2626 0%, #F59E0B 100%);
  color: white;
  grid-column: span 2;
  border-color: rgba(255, 255, 255, 0.5);
}

.advent-door[data-day="24"] .door-number,
.advent-door[data-day="24"] .door-title,
.advent-door[data-day="24"] .door-date {
  color: white;
  -webkit-text-fill-color: white;
}

/* Einzelnes Türchen */
.tuerchen-header {
  text-align: center;
  margin-bottom: 40px;
  padding-bottom: 30px;
  border-bottom: 3px solid var(--advent-gold);
  position: relative;
}

.tuerchen-header::after {
  content: '✨';
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  background: white;
  padding: 0 15px;
  font-size: 1.5rem;
}

.tuerchen-number {
  font-size: 5rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--advent-red), var(--advent-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.tuerchen-title {
  font-size: 2.5rem;
  color: var(--advent-dark);
  margin: 20px 0;
  font-weight: 800;
}

.tuerchen-date {
  color: #6B7280;
  font-style: italic;
  font-size: 1.1rem;
}

.bible-text {
  background: linear-gradient(135deg, rgba(103, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
  border-left: 5px solid var(--advent-gold);
  padding: 30px;
  margin: 40px 0;
  font-style: italic;
  border-radius: 15px;
  box-shadow: var(--shadow-sm);
}

.bible-reference {
  font-weight: 800;
  color: var(--advent-red);
  margin-bottom: 15px;
  display: block;
  font-size: 1.1rem;
}

.impulse {
  font-size: 1.15rem;
  line-height: 1.9;
  margin: 40px 0;
  color: var(--advent-dark);
}

.question {
  background: linear-gradient(135deg, var(--advent-green), #10B981);
  color: white;
  padding: 30px;
  border-radius: 15px;
  margin: 40px 0;
  font-weight: 600;
  font-size: 1.1rem;
  box-shadow: var(--shadow-lg);
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.question::before {
  content: "💭 ";
  font-size: 1.8rem;
  margin-right: 10px;
}

/* Share Buttons - Modern Style */
.share-buttons {
  display: flex;
  gap: 15px;
  justify-content: center;
  margin: 40px 0;
  flex-wrap: wrap;
}

.share-btn {
  padding: 14px 28px;
  border-radius: 15px;
  text-decoration: none;
  color: white;
  font-weight: 700;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow-md);
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.share-btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

.share-whatsapp {
  background: linear-gradient(135deg, #25D366, #128C7E);
}

.share-facebook {
  background: linear-gradient(135deg, #1877F2, #0D5DBE);
}

.share-twitter {
  background: linear-gradient(135deg, #1DA1F2, #0C85D0);
}

.share-email {
  background: linear-gradient(135deg, #6B7280, #4B5563);
}

/* Navigation zwischen Türchen */
.tuerchen-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 50px 0;
  gap: 15px;
  flex-wrap: wrap;
}

.nav-btn {
  padding: 16px 32px;
  background: linear-gradient(135deg, var(--advent-red), #B91C1C);
  color: white;
  text-decoration: none;
  border-radius: 15px;
  font-weight: 700;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: var(--shadow-md);
  border: 2px solid rgba(255, 255, 255, 0.3);
  white-space: nowrap;
}

.nav-btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

.nav-btn.disabled {
  background: linear-gradient(135deg, #9CA3AF, #6B7280);
  cursor: not-allowed;
  pointer-events: none;
}

/* Gesperrte Navigation - zeigt an, dass Türchen gesperrt ist, aber Link funktioniert */
.nav-btn.nav-locked {
  background: linear-gradient(135deg, #9CA3AF, #6B7280);
  opacity: 0.7;
}

.nav-btn.nav-locked:hover {
  opacity: 1;
  background: linear-gradient(135deg, #6B7280, #4B5563);
}

/* Footer - Modern */
footer {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
  text-align: center;
  padding: 40px 20px;
  margin-top: 60px;
  border-radius: 20px;
  box-shadow: var(--shadow-xl);
}

footer a {
  color: var(--advent-gold);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
}

footer a:hover {
  color: white;
}

/* Responsive Design */
@media (max-width: 768px) {
  header h1 {
    font-size: 2rem;
  }
  
  .advent-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 15px;
  }
  
  .tuerchen-content {
    padding: 25px;
    margin: 20px 10px;
  }
  
  .tuerchen-number {
    font-size: 3.5rem;
  }
  
  .tuerchen-title {
    font-size: 1.8rem;
  }
  
  .door-number {
    font-size: 2.8rem;
  }
  
  nav ul {
    flex-direction: column;
  }
  
  .tuerchen-nav {
    flex-direction: column;
  }
  
  .nav-btn {
    width: 100%;
    text-align: center;
  }
  
  .advent-door[data-day="24"] {
    grid-column: span 1;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 10px;
  }
  
  header h1 {
    font-size: 1.6rem;
  }
  
  .advent-grid {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 12px;
  }
  
  .door-number {
    font-size: 2.5rem;
  }
}

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

.advent-door {
  animation: fadeInUp 0.6s ease-out backwards;
}

.advent-door:nth-child(1) { animation-delay: 0.05s; }
.advent-door:nth-child(2) { animation-delay: 0.1s; }
.advent-door:nth-child(3) { animation-delay: 0.15s; }
.advent-door:nth-child(4) { animation-delay: 0.2s; }
.advent-door:nth-child(5) { animation-delay: 0.25s; }
.advent-door:nth-child(6) { animation-delay: 0.3s; }

/* Snowflakes Animation (optional festive touch) */
@keyframes snowfall {
  0% {
    transform: translateY(-10vh) translateX(0);
    opacity: 1;
  }
  100% {
    transform: translateY(100vh) translateX(100px);
    opacity: 0;
  }
}

/* ============================================
   MODAL STYLES
   ============================================ */

.advent-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  animation: fadeIn 0.3s ease;
}

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

.advent-modal-content {
  background: white;
  padding: 40px;
  border-radius: 20px;
  max-width: 500px;
  width: 90%;
  text-align: center;
  box-shadow: var(--shadow-xl);
  animation: slideUp 0.3s ease;
}

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

.modal-close-btn {
  padding: 12px 30px;
  background: var(--advent-red);
  color: white;
  border: none;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.modal-close-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ============================================
   TESTMODUS INDIKATOR
   ============================================ */

.testmode-indicator {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: linear-gradient(135deg, #8B5CF6, #6366F1);
  color: white;
  padding: 12px 20px;
  border-radius: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-xl);
  z-index: 9999;
  animation: slideInRight 0.5s ease;
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-10px); }
  40%, 80% { transform: translateX(10px); }
}

.testmode-indicator button {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: white;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.testmode-indicator button:hover {
  background: rgba(255, 255, 255, 0.4);
  transform: scale(1.1);
}

/* Responsive für Testmodus-Indikator */
@media (max-width: 480px) {
  .testmode-indicator {
    bottom: 10px;
    right: 10px;
    left: 10px;
    justify-content: center;
  }
}

/* Print Styles */
@media print {
  body {
    background: white;
  }
  
  .share-buttons,
  .tuerchen-nav,
  nav,
  footer,
  .testmode-indicator,
  .advent-modal {
    display: none;
  }
}