/* === ACHIEVEMENT SYSTEM STYLES === */

/* === CUSTOM SCROLLBARS === */
/* Webkit browsers (Chrome, Safari, Edge) */
::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}

::-webkit-scrollbar-track {
  background: var(--input-border);
  border-radius: 6px;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, var(--accent-color), var(--accent-hover));
  border-radius: 6px;
  border: 2px solid var(--input-border);
  transition: background 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, var(--accent-hover), var(--accent-active));
  border-color: var(--accent-color);
}

::-webkit-scrollbar-thumb:active {
  background: var(--accent-active);
}

::-webkit-scrollbar-corner {
  background: var(--input-border);
}

/* Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--accent-color) var(--input-border);
}

/* Achievement modal specific scrollbars */
.achievement-modal-content {
  scrollbar-width: thin;
  scrollbar-color: var(--accent-color) rgba(0, 0, 0, 0.1);
}

.achievement-modal-content::-webkit-scrollbar {
  width: 10px;
}

.achievement-modal-content::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.05);
  border-radius: 5px;
  margin: 4px 0;
}

.achievement-modal-content::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-hover) 100%);
  border-radius: 5px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.achievement-modal-content::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, var(--accent-hover) 0%, var(--accent-active) 100%);
  transform: scaleX(1.2);
  box-shadow: 0 4px 8px rgba(230, 57, 70, 0.3);
}

.achievement-modal-content::-webkit-scrollbar-thumb:active {
  transform: scaleX(0.9);
}

/* Achievement grid scrolling enhancement */
.achievement-grid {
  scroll-behavior: smooth;
}

/* Smooth scrolling animations */
@keyframes scrollFade {
  from { opacity: 0.5; }
  to { opacity: 1; }
}

.achievement-modal-content::-webkit-scrollbar-thumb {
  animation: scrollFade 0.3s ease;
}

/* Achievement Notification */
.achievement-notification {
  position: fixed;
  top: 20px;
  right: 20px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border-radius: 12px;
  padding: 15px 20px;
  box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
  z-index: 10001;
  transform: translateX(400px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  max-width: 350px;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.achievement-notification.show {
  transform: translateX(0);
  opacity: 1;
}

.achievement-notification-content {
  display: flex;
  align-items: center;
  gap: 15px;
}

.achievement-icon {
  font-size: 2.5em;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.achievement-details {
  flex: 1;
}

.achievement-title {
  font-size: 0.9em;
  font-weight: 600;
  opacity: 0.9;
  margin-bottom: 2px;
}

.achievement-name {
  font-size: 1.1em;
  font-weight: 700;
  margin-bottom: 2px;
}

.achievement-points {
  font-size: 0.85em;
  opacity: 0.8;
  font-weight: 500;
}

/* Achievement Modal */
.achievement-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

.achievement-modal.show {
  opacity: 1;
  visibility: visible;
}

.achievement-modal-content {
  background: var(--container-bg);
  border-radius: 16px;
  padding: 30px;
  max-width: 800px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  transform: scale(0.9);
  transition: transform 0.3s ease;
}

.achievement-modal.show .achievement-modal-content {
  transform: scale(1);
}

.achievement-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 25px;
  padding-bottom: 15px;
  border-bottom: 2px solid var(--input-border);
}

.achievement-modal-title {
  color: var(--accent-color);
  font-size: 2em;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.achievement-close-btn {
  background: none;
  border: none;
  font-size: 2em;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 5px;
  border-radius: 50%;
  transition: all 0.2s ease;
}

.achievement-close-btn:hover {
  color: var(--accent-color);
  background: var(--input-border);
}

/* Achievement Stats */
.achievement-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 15px;
  margin-bottom: 30px;
}

.achievement-stat-card {
  background: var(--settings-section-bg);
  border-radius: 12px;
  padding: 20px;
  text-align: center;
  border: 1px solid var(--input-border);
  transition: transform 0.2s ease;
}

.achievement-stat-card:hover {
  transform: translateY(-2px);
}

.achievement-stat-number {
  font-size: 2em;
  font-weight: 700;
  color: var(--accent-color);
  margin-bottom: 5px;
}

.achievement-stat-label {
  font-size: 0.9em;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Achievement Categories */
.achievement-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 25px;
}

.achievement-category-btn {
  background: var(--container-bg);
  color: var(--text-color);
  border: 2px solid var(--input-border);
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  font-family: "Poppins", sans-serif;
}

.achievement-category-btn:hover {
  border-color: var(--accent-color);
  transform: translateY(-1px);
}

.achievement-category-btn.active {
  background: var(--accent-color);
  color: white;
  border-color: var(--accent-color);
}

/* Achievement Grid */
.achievement-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.achievement-card {
  background: var(--settings-section-bg);
  border-radius: 12px;
  padding: 20px;
  border: 2px solid var(--input-border);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.achievement-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.achievement-card.unlocked {
  border-color: var(--accent-color);
  background: linear-gradient(135deg, var(--settings-section-bg) 0%, rgba(230, 57, 70, 0.05) 100%);
}

.achievement-card.unlocked::before {
  content: '✓';
  position: absolute;
  top: 10px;
  right: 15px;
  background: var(--accent-color);
  color: white;
  width: 25px;
  height: 25px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 14px;
}

.achievement-card.locked {
  opacity: 0.6;
  filter: grayscale(0.3);
}

.achievement-header {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 15px;
}

.achievement-card-icon {
  font-size: 2.5em;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.achievement-card.locked .achievement-card-icon {
  filter: grayscale(1) drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.achievement-info {
  flex: 1;
}

.achievement-card-name {
  font-size: 1.2em;
  font-weight: 700;
  color: var(--text-color);
  margin-bottom: 5px;
}

.achievement-card-description {
  font-size: 0.9em;
  color: var(--text-secondary);
  line-height: 1.4;
}

.achievement-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 15px;
  padding-top: 15px;
  border-top: 1px solid var(--input-border);
}

.achievement-points {
  font-weight: 600;
  color: var(--accent-color);
  font-size: 0.9em;
}

.achievement-rarity {
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 0.8em;
  font-weight: 600;
  text-transform: uppercase;
}

.achievement-rarity.common {
  background: rgba(158, 158, 158, 0.2);
  color: #666;
}

.achievement-rarity.uncommon {
  background: rgba(76, 175, 80, 0.2);
  color: #4caf50;
}

.achievement-rarity.rare {
  background: rgba(33, 150, 243, 0.2);
  color: #2196f3;
}

.achievement-rarity.legendary {
  background: rgba(255, 193, 7, 0.2);
  color: #ffc107;
}

/* Achievement Progress Bar */
.achievement-progress {
  margin-top: 10px;
}

.achievement-progress-bar {
  width: 100%;
  height: 8px;
  background: var(--input-border);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 5px;
}

.achievement-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-color), var(--accent-hover));
  border-radius: 4px;
  transition: width 0.3s ease;
}

.achievement-progress-text {
  font-size: 0.8em;
  color: var(--text-secondary);
  text-align: center;
}

/* Achievement Button in Main UI */
.achievement-btn {
  position: relative;
}

.achievement-btn .achievement-badge {
  position: absolute;
  top: -5px;
  right: -5px;
  background: var(--accent-color);
  color: white;
  border-radius: 50%;
  width: 20px;
  height: 20px;
  font-size: 12px;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.1); }
  100% { transform: scale(1); }
}

/* Achievement Summary in Stats Modal */
.achievement-summary {
  background: var(--settings-section-bg);
  border-radius: 12px;
  padding: 20px;
  margin: 20px 0;
  border: 1px solid var(--input-border);
}

.achievement-summary h3 {
  color: var(--accent-color);
  margin-top: 0;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.achievement-summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 15px;
}

.achievement-summary-item {
  text-align: center;
}

.achievement-summary-number {
  font-size: 1.5em;
  font-weight: 700;
  color: var(--accent-color);
}

.achievement-summary-label {
  font-size: 0.8em;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* Recent Achievements */
.recent-achievements {
  margin-top: 20px;
}

.recent-achievements h4 {
  color: var(--text-color);
  margin-bottom: 10px;
  font-size: 1.1em;
}

.recent-achievement-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--input-border);
}

.recent-achievement-item:last-child {
  border-bottom: none;
}

.recent-achievement-icon {
  font-size: 1.5em;
}

.recent-achievement-info {
  flex: 1;
}

.recent-achievement-name {
  font-weight: 600;
  color: var(--text-color);
  font-size: 0.9em;
}

.recent-achievement-time {
  font-size: 0.8em;
  color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
  .achievement-modal-content {
    padding: 20px;
    margin: 10px;
  }
  
  .achievement-grid {
    grid-template-columns: 1fr;
  }
  
  .achievement-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .achievement-notification {
    right: 10px;
    left: 10px;
    max-width: none;
    transform: translateY(-100px);
  }
  
  .achievement-notification.show {
    transform: translateY(0);
  }
}

@media (max-width: 480px) {
  .achievement-stats {
    grid-template-columns: 1fr;
  }
  
  .achievement-categories {
    justify-content: center;
  }
  
  .achievement-category-btn {
    font-size: 12px;
    padding: 6px 12px;
  }
}