/**
 * styles.css - Notenspiel Styles
 * Mobile-First Responsive Design
 */

/* ===================================== */
/* RESET & GRUNDLAGEN */
/* ===================================== */

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

:root {
  /* Farbschema */
  --color-primary: #4A90D9;
  --color-primary-dark: #3A7BC8;
  --color-success: #4CAF50;
  --color-error: #F44336;
  --color-warning: #FF9800;
  --color-bg: #F5F5F5;
  --color-text: #333;
  --color-text-light: #666;
  --color-white: #FFF;
  --color-shadow: rgba(0, 0, 0, 0.1);
  --color-overlay: rgba(0, 0, 0, 0.7);

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-xxl: 3rem;

  /* Typography */
  --font-main: 'Comic Neue', 'Comic Sans MS', 'Marker Felt', 'Chalkboard', cursive, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-xxl: 2rem;
  --font-size-xxxl: 2.5rem;

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-normal: 0.3s ease;
}

body {
  font-family: var(--font-main);
  font-size: var(--font-size-base);
  line-height: 1.6;
  background: var(--color-white);
  color: var(--color-text);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 0;
}

/* ===================================== */
/* SCREEN SYSTEM */
/* ===================================== */

.screen {
  display: none;
  flex-direction: column;
  width: 100%;
  max-width: 1200px;
  min-height: 100vh;
  padding: var(--spacing-xl) var(--spacing-lg);
  background: var(--color-white);
}

.screen.active {
  display: flex;
}

.hidden {
  display: none !important;
}

/* ===================================== */
/* START SCREEN */
/* ===================================== */

.header {
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.header-image {
  max-width: 100%;
  height: auto;
  margin-bottom: var(--spacing-xs);
}

.title {
  font-size: var(--font-size-xxxl);
  color: var(--color-primary);
  margin-bottom: 0;
  font-weight: 700;
}

/* Modus-Toggle (Phase 2) */
.mode-toggle {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  background: var(--color-bg);
  padding: var(--spacing-xs);
  border-radius: 8px;
}

.mode-button {
  flex: 1;
  padding: var(--spacing-sm) var(--spacing-md);
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--color-text);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mode-button.active {
  background: var(--color-white);
  color: var(--color-primary);
  font-weight: 600;
}

/* Level-Auswahl */
.level-selection {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.level-button {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl) var(--spacing-lg);
  border: none;
  border-radius: 0;
  background-size: 100% 100%;
  background-position: center;
  background-repeat: no-repeat;
  background-color: transparent;
  cursor: pointer;
  transition: all var(--transition-normal);
  min-height: 180px;
}

.level-button[data-level="1"] {
  background-image: url('../images/button1.webp');
}

.level-button[data-level="2"] {
  background-image: url('../images/button2.webp');
}

.level-button[data-level="3"] {
  background-image: url('../images/button3.webp');
}

.level-button[data-level="4"] {
  background-image: url('../images/button4.webp');
}

.level-button:hover,
.level-button:focus {
  transform: translateY(-4px);
  box-shadow: 0 6px 20px rgba(74, 144, 217, 0.4);
}

.level-number {
  font-size: var(--font-size-xxl);
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
}

.level-name {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
}

.level-notes {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.footer {
  text-align: center;
  margin-top: auto;
}

.footer-text {
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
}

/* ===================================== */
/* GAME SCREEN */
/* ===================================== */

.game-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.level-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-primary);
}

.header-buttons {
  display: flex;
  gap: var(--spacing-sm);
}

.help-btn {
  width: 40px;
  height: 40px;
  border: 2px solid var(--color-primary);
  border-radius: 50%;
  background: var(--color-white);
  color: var(--color-primary);
  font-size: var(--font-size-lg);
  font-weight: bold;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.help-btn:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.game-status {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-sm);
  background: var(--color-bg);
  border-radius: 8px;
}

.note-counter {
  font-weight: 600;
  color: var(--color-text);
}

.input-buffer {
  font-weight: 600;
  color: var(--color-primary);
  font-size: var(--font-size-lg);
}

/* Note Display */
.note-display {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.note-container {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.countdown {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 8rem;
  font-weight: bold;
  color: var(--color-primary);
  animation: countdown-pulse 0.8s ease-in-out;
  z-index: 10;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

@keyframes countdown-pulse {
  0% {
    transform: translate(-50%, -50%) scale(0.5);
    opacity: 0;
  }
  50% {
    transform: translate(-50%, -50%) scale(1.2);
    opacity: 1;
  }
  100% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
  }
}

.note-svg {
  width: 150px;
  height: auto;
  max-width: 100%;
}

.help-display {
  flex: 1;
  padding: var(--spacing-md);
  background: var(--color-bg);
  border-radius: 8px;
  border: 2px solid var(--color-primary);
}

.help-title {
  font-size: var(--font-size-base);
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.help-placeholder {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  text-align: center;
}

.help-display-image {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
}

/* Fehlermeldung */
.error-message {
  text-align: center;
  padding: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  color: var(--color-error);
  font-weight: 600;
  min-height: 2rem;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.error-message.visible {
  opacity: 1;
}

.error-message.with-button {
  padding: var(--spacing-md);
  background: var(--color-bg);
  border-radius: 8px;
}

.error-ok-btn {
  margin-top: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-xl);
  border: none;
  border-radius: 8px;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: var(--font-size-base);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.error-ok-btn:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
}

/* Fortschrittsbalken (Phase 2) */
.progress-section {
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-md);
  background: var(--color-bg);
  border-radius: 8px;
}

.progress-bar-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.progress-bar-container:last-child {
  margin-bottom: 0;
}

.progress-label {
  min-width: 80px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-light);
}

.progress-bar {
  flex: 1;
  height: 24px;
  background: var(--color-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: inset 0 2px 4px var(--color-shadow);
}

.progress-fill {
  height: 100%;
  width: 0%;
  transition: width 0.3s ease;
}

.progress-fill--player {
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
}

.progress-fill--shadow {
  background: linear-gradient(90deg, var(--color-warning), #FF8C00);
  opacity: 0.7;
}

.progress-bar-container.no-data .progress-bar {
  background: #E0E0E0;
  opacity: 0.5;
}

.progress-bar-container.no-data .progress-label {
  color: #999;
  font-style: italic;
}

.progress-fill--class {
  background: linear-gradient(90deg, var(--color-success), #45A049);
  opacity: 0.7;
}

/* Answer Section */
.answer-section {
  padding: var(--spacing-md) 0;
}

.octave-buttons {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.octave-label {
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text-light);
  margin-right: var(--spacing-xs);
}

.octave-button {
  width: 60px;
  height: 48px;
  font-size: var(--font-size-xl);
  font-weight: bold;
  border: 3px solid var(--color-warning);
  border-radius: 8px;
  background: var(--color-white);
  color: var(--color-warning);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.octave-button:active {
  transform: scale(0.95);
}

.octave-button.active {
  background: var(--color-warning);
  color: var(--color-white);
}

.tief-label {
  font-size: var(--font-size-base);
}

.answer-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.answer-button {
  width: 56px;
  height: 56px;
  font-size: var(--font-size-xl);
  font-weight: bold;
  border: 3px solid var(--color-primary);
  border-radius: 12px;
  background: var(--color-white);
  color: var(--color-primary);
  cursor: pointer;
  transition: all var(--transition-fast);
  touch-action: manipulation;
}

.answer-button:active {
  transform: scale(0.95);
}

/* Button Feedback Animationen */
.answer-button.correct {
  background: var(--color-success);
  border-color: var(--color-success);
  color: var(--color-white);
  animation: flash-correct 0.3s ease;
}

.answer-button.wrong {
  background: var(--color-error);
  border-color: var(--color-error);
  color: var(--color-white);
  animation: flash-wrong 0.3s ease;
}

.answer-button.wrong-octave {
  background: var(--color-warning);
  border-color: var(--color-warning);
  color: var(--color-white);
  animation: flash-wrong 0.3s ease;
}

@keyframes flash-correct {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.15); }
}

@keyframes flash-wrong {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  50% { transform: translateX(5px); }
  75% { transform: translateX(-5px); }
}

/* ===================================== */
/* GLOCKENSPIEL / KLAVIATUR (Level 4) */
/* ===================================== */

.piano-keyboard {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
}

/* Toggle-Buttons */
.accidental-toggle {
  display: flex;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  background: var(--color-bg);
  padding: var(--spacing-xs);
  border-radius: 8px;
}

.toggle-btn {
  padding: var(--spacing-sm) var(--spacing-md);
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--color-text);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.toggle-btn.active {
  background: var(--color-white);
  color: var(--color-primary);
  font-weight: 600;
}

/* Schwarze Tasten */
.black-keys {
  display: flex;
  gap: 8px;
  margin-bottom: -20px;  /* Überlappung mit weißen Tasten */
  z-index: 2;
  position: relative;
}

.black-key {
  width: 44px;
  height: 60px;
  background: linear-gradient(180deg, #333 0%, #111 100%);
  color: white;
  border: none;
  border-radius: 0 0 6px 6px;
  font-size: 0.7rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.black-key:hover {
  background: linear-gradient(180deg, #444 0%, #222 100%);
  transform: translateY(2px);
}

.black-key:active {
  transform: translateY(4px);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.4);
}

.black-key-spacer {
  width: 44px;
  visibility: hidden;
}

/* Weiße Tasten */
.white-keys {
  display: flex;
  gap: 4px;
  z-index: 1;
}

.white-key {
  width: 48px;
  height: 80px;
  background: linear-gradient(180deg, #fff 0%, #f5f5f5 100%);
  color: var(--color-text);
  border: 2px solid var(--color-primary);
  border-radius: 0 0 8px 8px;
  font-size: var(--font-size-base);
  font-weight: bold;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.white-key:hover {
  background: linear-gradient(180deg, #f0f0f0 0%, #e5e5e5 100%);
  transform: translateY(2px);
}

.white-key:active {
  transform: translateY(4px);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* Feedback-Animationen für Klaviatur */
.black-key.correct,
.white-key.correct {
  background: var(--color-success);
  border-color: var(--color-success);
  color: var(--color-white);
  animation: flash-correct 0.3s ease;
}

.black-key.wrong,
.white-key.wrong {
  background: var(--color-error);
  border-color: var(--color-error);
  color: var(--color-white);
  animation: flash-wrong 0.3s ease;
}

.black-key.wrong-octave,
.white-key.wrong-octave {
  background: var(--color-warning);
  border-color: var(--color-warning);
  color: var(--color-white);
  animation: flash-wrong 0.3s ease;
}

/* ===================================== */
/* RESULT SCREEN */
/* ===================================== */

.result-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.result-title {
  font-size: var(--font-size-xxl);
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.new-best {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: linear-gradient(135deg, #FFD700, #FFA500);
  border-radius: 12px;
  color: var(--color-white);
  font-weight: bold;
  font-size: var(--font-size-lg);
  animation: pulse 0.5s ease;
}

.star {
  font-size: var(--font-size-xl);
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.result-details {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.result-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  background: var(--color-bg);
  border-radius: 8px;
}

.result-label {
  font-weight: 600;
  color: var(--color-text-light);
}

.result-value {
  font-size: var(--font-size-xl);
  font-weight: bold;
  color: var(--color-primary);
}

.result-best {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
}

/* ============================================= */
/* Score-Anzeige */
/* ============================================= */

.result-score-section {
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  background: linear-gradient(135deg, #ffd700 0%, #ffaa00 100%);
  border-radius: 12px;
  text-align: center;
}

.score-display {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
}

.score-label {
  font-size: var(--font-size-base);
  color: rgba(0, 0, 0, 0.7);
  font-weight: 600;
}

.score-value {
  font-size: 2.5rem;
  font-weight: bold;
  color: #333;
  text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.5);
}

.new-highscore {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(255, 255, 255, 0.5);
  border-radius: 20px;
  font-weight: bold;
  color: #333;
  animation: pulse-highscore 1.5s ease-in-out infinite;
}

@keyframes pulse-highscore {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.result-best-score {
  display: block;
  margin-top: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: rgba(0, 0, 0, 0.6);
}

/* ============================================= */
/* Leaderboard */
/* ============================================= */

.leaderboard-section {
  padding: var(--spacing-md);
  background: var(--color-bg);
  border-radius: 12px;
  margin-top: var(--spacing-md);
}

.leaderboard-title {
  margin: 0 0 var(--spacing-sm) 0;
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  text-align: center;
}

.leaderboard-list {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: none;
}

.leaderboard-entry {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  transition: background var(--transition-fast);
}

.leaderboard-entry:last-child {
  border-bottom: none;
}

.leaderboard-entry.highlight {
  background: rgba(255, 215, 0, 0.3);
  border-radius: 6px;
  font-weight: bold;
}

.leaderboard-rank {
  font-weight: bold;
  color: var(--color-primary);
  min-width: 2rem;
}

.leaderboard-score {
  color: var(--color-text);
}

.leaderboard-empty {
  text-align: center;
  padding: var(--spacing-md);
  color: var(--color-text-light);
  font-style: italic;
}

.leaderboard-your-rank {
  margin-top: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px dashed var(--color-text-light);
  text-align: center;
  color: var(--color-primary);
  font-weight: bold;
}

.detail-btn {
  width: 100%;
  padding: var(--spacing-sm);
  border: 2px solid var(--color-primary);
  border-radius: 8px;
  background: var(--color-white);
  color: var(--color-primary);
  font-size: var(--font-size-base);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.detail-btn:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.error-details {
  padding: var(--spacing-md);
  background: var(--color-bg);
  border-radius: 8px;
  font-size: var(--font-size-sm);
}

.error-details p {
  margin-bottom: var(--spacing-sm);
}

.error-details p:last-child {
  margin-bottom: 0;
}

.result-actions {
  display: flex;
  gap: var(--spacing-md);
}

.action-btn {
  flex: 1;
  padding: var(--spacing-md);
  border: none;
  border-radius: 12px;
  font-size: var(--font-size-lg);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.action-btn.primary {
  background: var(--color-primary);
  color: var(--color-white);
}

.action-btn.primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(74, 144, 217, 0.4);
}

.action-btn.secondary {
  background: var(--color-bg);
  color: var(--color-text);
  border: 2px solid var(--color-primary);
}

.action-btn.secondary:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* ===================================== */
/* OVERLAY (HILFE) */
/* ===================================== */

.overlay {
  position: fixed;
  inset: 0;
  background: var(--color-overlay);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  padding: var(--spacing-md);
}

.overlay-content {
  position: relative;
  background: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: 16px;
  max-width: 500px;
  max-height: 80vh;
  overflow-y: auto;
}

.close-btn {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 50%;
  background: var(--color-error);
  color: var(--color-white);
  font-size: var(--font-size-xl);
  line-height: 1;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.close-btn:hover {
  background: #D32F2F;
  transform: rotate(90deg);
}

.hint-title {
  font-size: var(--font-size-xl);
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.hint-placeholder {
  text-align: center;
  color: var(--color-text-light);
  padding: var(--spacing-xl);
  background: var(--color-bg);
  border-radius: 8px;
  margin-bottom: var(--spacing-md);
}

.hint-image {
  width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: var(--spacing-md);
}

.overlay-close-btn {
  width: 100%;
  padding: var(--spacing-md);
  border: none;
  border-radius: 8px;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: var(--font-size-lg);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.overlay-close-btn:hover {
  background: var(--color-primary-dark);
}

/* ===================================== */
/* KONFETTI (Phase 2) */
/* ===================================== */

.confetti-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
}

/* ===================================== */
/* LEERLAUF-ANZEIGE (Idle Indicator) */
/* ===================================== */

.idle-indicator {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: rgba(255, 255, 255, 0.95);
  border-radius: 4px;
  box-shadow: 0 2px 4px var(--color-shadow);
  z-index: 10;
}

.idle-indicator.focus-lost {
  color: var(--color-warning);
}

/* Screens brauchen relative Positionierung für absolute Kinder */
#screen-start,
#screen-result {
  position: relative;
}

/* ===================================== */
/* RESPONSIVE: TABLET (>= 768px) */
/* ===================================== */

@media (min-width: 768px) {
  .screen {
    min-height: auto;
    padding: var(--spacing-xl);
  }

  .title {
    font-size: 3rem;
  }

  .level-selection {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }

  .level-button {
    margin-bottom: 0;
  }

  .note-svg {
    width: 200px;
  }

  .answer-button {
    width: 64px;
    height: 64px;
    font-size: var(--font-size-xxl);
  }

  .octave-button {
    width: 72px;
    height: 56px;
  }
}

/* ===================================== */
/* RESPONSIVE: DESKTOP (>= 1024px) */
/* ===================================== */

@media (min-width: 1024px) {
  body {
    padding: var(--spacing-xl);
  }

  .screen {
    max-width: 700px;
  }

  .note-svg {
    width: 250px;
  }

  .answer-button {
    width: 72px;
    height: 72px;
  }

  .answer-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--color-shadow);
  }
}

/* ===================================== */
/* DUELL-MODUS */
/* ===================================== */

/* Duell-Lobby (Warteraum) */
.lobby-header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.lobby-header h2 {
  font-size: var(--font-size-xxl);
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.code-display {
  background: var(--color-bg);
  padding: var(--spacing-md);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
}

.code-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-weight: 600;
}

.code-value {
  font-size: var(--font-size-xxxl);
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.5em;
  font-family: 'Courier New', monospace;
}

.lobby-info {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.lobby-level {
  font-size: var(--font-size-lg);
  color: var(--color-text);
}

.lobby-players {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.player-slot {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg);
  background: white;
  border-radius: 16px;
  box-shadow: 0 2px 8px var(--color-shadow);
  min-width: 120px;
}

/* Eigener Slot im Warteraum mit Rahmen */
#player-a-slot {
  border: 5px solid #4A90D9;
}

.player-slot.waiting {
  background: var(--color-bg);
  border: 2px dashed var(--color-border);
  box-shadow: none;
}

.player-avatar {
  width: 200px;
  height: 200px;
  object-fit: contain;
}

.waiting-spinner {
  width: 200px;
  height: 200px;
  border: 8px solid var(--color-bg);
  border-top: 8px solid var(--color-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.player-label {
  font-size: var(--font-size-base);
  color: var(--color-text);
  font-weight: 600;
}

.vs-divider {
  font-size: var(--font-size-xxl);
  font-weight: 700;
  color: var(--color-error);
}

.lobby-status {
  text-align: center;
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-lg);
}

/* Code-Eingabe Overlay */
.code-entry {
  max-width: 400px;
  padding: var(--spacing-xl);
}

.code-entry h3 {
  font-size: var(--font-size-xl);
  color: var(--color-primary);
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

#duel-code-input {
  width: 100%;
  padding: var(--spacing-md);
  font-size: var(--font-size-xxl);
  text-align: center;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  border: 2px solid var(--color-border);
  border-radius: 8px;
  font-family: 'Courier New', monospace;
  margin-bottom: var(--spacing-sm);
}

#duel-code-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.code-error {
  color: var(--color-error);
  font-size: var(--font-size-sm);
  text-align: center;
  margin-bottom: var(--spacing-md);
}

.code-buttons {
  display: flex;
  gap: var(--spacing-sm);
}

.code-buttons .action-btn {
  flex: 1;
}

/* Duell-Ergebnis Screen */
.duel-result-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.duel-result-header h2 {
  font-size: var(--font-size-xxl);
  color: var(--color-primary);
}

.duel-comparison {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.duel-player {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-lg);
  background: white;
  border-radius: 16px;
  box-shadow: 0 2px 8px var(--color-shadow);
  min-width: 140px;
  position: relative;
}

/* Eigener Container im Ergebnisscreen mit Rahmen */
#duel-player-a {
  border: 5px solid #4A90D9;
}

.duel-avatar {
  width: 160px;
  height: 160px;
  object-fit: contain;
}

.duel-crown {
  position: absolute;
  top: -20px;
  font-size: var(--font-size-xxl);
}

.duel-time {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-primary);
}

.duel-errors {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.vs-result {
  font-size: var(--font-size-xxl);
  font-weight: 700;
  color: var(--color-text-secondary);
}

.duel-result-actions {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
}

.duel-result-actions .action-btn {
  flex: 1;
}

/* Avatar-Animation (Glücksrad-Effekt) */
@keyframes avatarSpin {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

.player-avatar.spinning {
  animation: avatarSpin 0.2s ease-in-out;
}

/* ===================================== */
/* HOCHFORMAT-WARNUNG (optional) */
/* ===================================== */

@media (max-width: 480px) and (orientation: portrait) {
  /* Spiel ist auch im Hochformat nutzbar */
  /* Optional: Hinweis zum Drehen anzeigen */

  /* Duell-Lobby anpassen */
  .lobby-players {
    flex-direction: column;
    gap: var(--spacing-md);
  }

  .vs-divider {
    transform: rotate(90deg);
  }

  /* Duell-Vergleich anpassen */
  .duel-comparison {
    flex-direction: column;
    gap: var(--spacing-md);
  }
}

/* ===================================== */
/* AVATAR-NAMEN */
/* ===================================== */

/* Lobby Avatar-Namen */
.player-name {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-weight: 500;
  margin-top: var(--spacing-xs);
}

/* Ergebnis Avatar-Namen */
.duel-player-name {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
}

/* ===================================== */
/* AVATAR-AUSWAHL-SCREEN */
/* ===================================== */

.avatar-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-lg);
  padding: var(--spacing-xl);
  max-width: 600px;
  margin: 0 auto;
}

.avatar-option {
  background: white;
  border: 3px solid var(--color-border);
  border-radius: 16px;
  padding: var(--spacing-lg);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
}

.avatar-option:hover {
  border-color: var(--color-primary);
  transform: scale(1.05);
  box-shadow: 0 4px 12px var(--color-shadow);
}

.avatar-option.selected {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.avatar-option img {
  width: 150px;
  height: 150px;
  object-fit: contain;
}

.avatar-name {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text);
}

.avatar-footer {
  text-align: center;
  padding: var(--spacing-md);
}

.info-text {
  color: var(--color-text-secondary);
  font-size: var(--font-size-md);
}

/* ===================================== */
/* DUELL-AUSWAHL OVERLAY */
/* ===================================== */

.choice-dialog {
  max-width: 500px;
  padding: var(--spacing-xl);
  text-align: center;
}

.choice-dialog h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-lg);
  color: var(--color-text);
}

.choice-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.choice-btn {
  background: white;
  border: 3px solid var(--color-border);
  border-radius: 16px;
  padding: var(--spacing-lg);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
}

.choice-btn:hover {
  transform: scale(1.03);
  box-shadow: 0 4px 12px var(--color-shadow);
}

.create-btn:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.join-btn:hover {
  border-color: var(--color-secondary);
  background: var(--color-secondary-light);
}

.btn-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-xs);
}

.btn-text {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text);
}

.btn-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.cancel-btn {
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  font-size: var(--font-size-md);
  padding: var(--spacing-sm);
  cursor: pointer;
  transition: color 0.2s ease;
}

.cancel-btn:hover {
  color: var(--color-text);
}

/* Mobile Anpassung */
@media (max-width: 480px) and (orientation: portrait) {
  .avatar-grid {
    grid-template-columns: 1fr;
  }

  .choice-dialog {
    padding: var(--spacing-lg);
  }

  .btn-icon {
    font-size: 2rem;
  }
}

/* ===================================== */
/* LEVEL-SPERRE (Level 1+2) */
/* ===================================== */

.level-button.locked {
  opacity: 0.5;
  cursor: not-allowed;
  position: relative;
}

.level-button.locked:hover {
  transform: none;
  box-shadow: 0 4px 8px var(--color-shadow);
}

.level-button.locked::after {
  content: '🔒';
  position: absolute;
  top: 10px;
  right: 10px;
  font-size: 1.5rem;
}

.level-button[data-lock-info]::before {
  content: attr(data-lock-info);
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-warning);
  color: var(--color-white);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 12px;
  font-size: var(--font-size-sm);
  font-weight: 600;
  white-space: nowrap;
}