/* Reset and base styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --doordash-red: #FF3008;
  --doordash-dark: #1A1A1A;
  --white: #FFFFFF;
  --gray-100: #F5F5F5;
  --gray-200: #E5E5E5;
  --gray-400: #9CA3AF;
  --gray-600: #6B7280;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--doordash-dark);
  color: var(--white);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Page transitions */
.page {
  display: none;
  width: 100%;
  min-height: 100vh;
}

.page.active {
  display: flex;
  animation: fadeIn 0.3s ease;
}

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

/* Landing Page */
.landing-container {
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #1A1A1A 0%, #2D1A1A 100%);
  padding: 24px;
}

.hero {
  text-align: center;
  max-width: 480px;
}

.logo-animation {
  margin-bottom: 32px;
}

.food-icons {
  display: flex;
  justify-content: center;
  gap: 16px;
}

.food-icon {
  font-size: 48px;
  animation: bounce 2s infinite;
}

.food-icon:nth-child(2) { animation-delay: 0.1s; }
.food-icon:nth-child(3) { animation-delay: 0.2s; }
.food-icon:nth-child(4) { animation-delay: 0.3s; }
.food-icon:nth-child(5) { animation-delay: 0.4s; }
.food-icon:nth-child(6) { animation-delay: 0.5s; }

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.title {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 16px;
}

.title-doordash {
  font-size: 24px;
  font-weight: 600;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: 4px;
}

.title-wrapped {
  font-size: 64px;
  font-weight: 900;
  color: var(--doordash-red);
  line-height: 1;
}

.title-year {
  font-size: 80px;
  font-weight: 900;
  color: var(--white);
  line-height: 1;
}

.subtitle {
  font-size: 18px;
  color: var(--gray-400);
  margin-bottom: 40px;
}

.features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
}

.feature {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
}

.feature-icon {
  font-size: 24px;
}

.feature-text {
  font-size: 14px;
  color: var(--gray-200);
}

.cta-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 16px 24px;
  font-size: 16px;
  font-weight: 600;
  color: var(--white);
  background: var(--doordash-red);
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
}

.cta-button:hover {
  transform: scale(1.02);
  box-shadow: 0 8px 24px rgba(255, 48, 8, 0.4);
}

.gmail-icon {
  opacity: 0.9;
}

.privacy-note {
  font-size: 12px;
  color: var(--gray-600);
  margin-top: 16px;
}

/* Loading Page */
.loading-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 100vh;
  padding: 24px;
  text-align: center;
}

.loading-spinner {
  width: 60px;
  height: 60px;
  border: 4px solid rgba(255, 48, 8, 0.2);
  border-top-color: var(--doordash-red);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 24px;
}

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

.loading-progress {
  width: 200px;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
  margin-top: 24px;
  overflow: hidden;
}

.loading-progress-fill {
  height: 100%;
  background: var(--doordash-red);
  width: 0%;
  transition: width 0.3s;
}

#loading-status {
  font-size: 14px;
  color: var(--gray-400);
  margin-top: 12px;
}

/* No Data Page */
.no-data-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 100vh;
  padding: 24px;
  text-align: center;
}

.no-data-icon {
  font-size: 80px;
  margin-bottom: 24px;
}

.no-data-container h2 {
  font-size: 24px;
  margin-bottom: 12px;
}

.no-data-container p {
  color: var(--gray-400);
  margin-bottom: 32px;
  max-width: 300px;
}

.secondary-button {
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
  background: transparent;
  border: 2px solid var(--white);
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s;
}

.secondary-button:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* Wrapped Story */
.story-container {
  position: relative;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

/* Progress Bar */
.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  gap: 4px;
  padding: 12px 16px;
  z-index: 100;
  background: linear-gradient(to bottom, rgba(0,0,0,0.5), transparent);
}

.progress-segment {
  flex: 1;
  height: 3px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 2px;
  overflow: hidden;
}

.progress-segment .progress-fill {
  height: 100%;
  width: 0%;
  background: var(--white);
  transition: width 0.3s;
}

.progress-segment.completed .progress-fill {
  width: 100%;
}

.progress-segment.active .progress-fill {
  width: 100%;
  animation: progressFill 5s linear forwards;
}

@keyframes progressFill {
  from { width: 0%; }
  to { width: 100%; }
}

/* Navigation Buttons */
.nav-btn {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  border-radius: 50%;
  color: var(--white);
  cursor: pointer;
  z-index: 100;
  transition: background 0.2s, opacity 0.2s;
}

.nav-btn:hover {
  background: rgba(255, 255, 255, 0.2);
}

.nav-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.nav-prev {
  left: 16px;
}

.nav-next {
  right: 16px;
}

/* Slides */
.slides-wrapper {
  width: 100%;
  height: 100%;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: none;
  background: var(--slide-color, var(--doordash-red));
  overflow-y: auto;
}

.slide.active {
  display: flex;
  animation: slideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide.prev {
  animation: slideOut 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

@keyframes slideOut {
  from {
    transform: translateX(0);
    opacity: 1;
  }
  to {
    transform: translateX(-100%);
    opacity: 0;
  }
}

.slide-content {
  width: 100%;
  min-height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 24px 40px;
  text-align: center;
}

/* Intro Slide */
.intro-slide {
  justify-content: center;
}

.intro-animation {
  margin-bottom: 32px;
}

.year-reveal {
  font-size: 120px;
  font-weight: 900;
  opacity: 0.2;
  animation: yearPulse 2s infinite;
}

@keyframes yearPulse {
  0%, 100% { transform: scale(1); opacity: 0.2; }
  50% { transform: scale(1.05); opacity: 0.3; }
}

.intro-title {
  font-size: 48px;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 16px;
}

.intro-subtitle {
  font-size: 18px;
  opacity: 0.8;
}

.tap-hint {
  position: absolute;
  bottom: 40px;
  font-size: 14px;
  opacity: 0.6;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 0.3; }
}

/* Stats Slide */
.stat-label {
  font-size: 16px;
  font-weight: 500;
  opacity: 0.8;
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.big-stat {
  font-size: 72px;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-sublabel {
  font-size: 20px;
  opacity: 0.8;
  margin-bottom: 32px;
}

.spending-emoji {
  font-size: 80px;
  margin: 24px 0;
  animation: bounce 2s infinite;
}

.spending-description {
  font-size: 18px;
  opacity: 0.9;
  max-width: 300px;
}

/* Comparison Card */
.comparison-card {
  display: flex;
  gap: 24px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 24px;
  margin-top: 32px;
}

.comparison-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.comparison-label {
  font-size: 12px;
  opacity: 0.7;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.comparison-value {
  font-size: 28px;
  font-weight: 700;
}

.comparison-detail {
  font-size: 14px;
  opacity: 0.8;
}

.comparison-divider {
  width: 1px;
  background: rgba(255, 255, 255, 0.2);
}

/* Restaurant Slide */
.top-restaurant-name {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 8px;
  max-width: 90%;
  word-wrap: break-word;
}

.top-restaurant-count {
  font-size: 24px;
  opacity: 0.8;
  margin-bottom: 40px;
}

.restaurant-list {
  width: 100%;
  max-width: 400px;
}

.list-title {
  font-size: 14px;
  opacity: 0.6;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.ranked-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.ranked-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.1);
  padding: 12px 16px;
  border-radius: 12px;
}

.rank-number {
  font-size: 14px;
  font-weight: 700;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 6px;
}

.rank-name {
  flex: 1;
  font-size: 14px;
  font-weight: 500;
  text-align: left;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.rank-value {
  font-size: 14px;
  font-weight: 600;
  opacity: 0.8;
}

/* Timing Slide */
.timing-stats {
  display: flex;
  gap: 32px;
  margin-bottom: 40px;
}

.timing-stat {
  text-align: center;
}

.timing-value {
  font-size: 48px;
  font-weight: 800;
}

.timing-label {
  font-size: 14px;
  opacity: 0.7;
}

.heatmap-container {
  width: 100%;
  max-width: 400px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 20px;
}

.heatmap-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
}

.activity-heatmap {
  display: grid;
  grid-template-columns: 30px repeat(24, 1fr);
  gap: 2px;
}

.heatmap-label {
  font-size: 10px;
  display: flex;
  align-items: center;
  opacity: 0.7;
}

.heatmap-hour-label {
  font-size: 8px;
  text-align: center;
  opacity: 0.5;
}

.heatmap-cell {
  aspect-ratio: 1;
  border-radius: 2px;
  min-width: 8px;
}

.heatmap-cell-0 { background: rgba(255, 255, 255, 0.1); }
.heatmap-cell-1 { background: rgba(255, 255, 255, 0.2); }
.heatmap-cell-2 { background: rgba(255, 255, 255, 0.3); }
.heatmap-cell-3 { background: rgba(255, 255, 255, 0.4); }
.heatmap-cell-4 { background: rgba(255, 255, 255, 0.5); }
.heatmap-cell-5 { background: rgba(255, 255, 255, 0.6); }
.heatmap-cell-6 { background: rgba(255, 255, 255, 0.7); }
.heatmap-cell-7 { background: rgba(255, 255, 255, 0.9); }

/* Items Slide */
.top-item-showcase {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 20px;
  padding: 32px;
  margin-bottom: 32px;
  max-width: 320px;
}

.top-item-badge {
  font-size: 24px;
  font-weight: 900;
  background: rgba(255, 255, 255, 0.2);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  margin: 0 auto 16px;
}

.top-item-name {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}

.top-item-count {
  font-size: 16px;
  opacity: 0.8;
}

.items-ranked-list {
  max-width: 400px;
  width: 100%;
}

/* Delivery Slide */
.delivery-card {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 24px;
  max-width: 320px;
  margin-top: 24px;
}

.delivery-icon {
  font-size: 40px;
  margin-bottom: 12px;
}

.delivery-address {
  font-size: 16px;
  font-weight: 500;
  margin-bottom: 8px;
}

.delivery-detail {
  font-size: 14px;
  opacity: 0.7;
}

/* Fun Facts Slide */
.funfacts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  max-width: 360px;
  margin-top: 24px;
}

.funfact-card {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 20px;
  text-align: center;
}

.funfact-icon {
  font-size: 32px;
  margin-bottom: 8px;
}

.funfact-value {
  font-size: 24px;
  font-weight: 700;
}

.funfact-label {
  font-size: 12px;
  opacity: 0.7;
  margin-top: 4px;
}

/* Share Slide */
.share-slide {
  padding-top: 60px;
}

.share-title {
  font-size: 40px;
  font-weight: 900;
  margin-bottom: 8px;
}

.share-subtitle {
  font-size: 16px;
  opacity: 0.8;
  margin-bottom: 24px;
}

.share-card {
  background: linear-gradient(135deg, #FF3008, #FF6B35);
  border-radius: 20px;
  padding: 24px;
  width: 300px;
  margin-bottom: 24px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.share-card-header {
  margin-bottom: 20px;
}

.share-card-logo {
  font-size: 14px;
  font-weight: 700;
  opacity: 0.9;
}

.share-card-stats {
  display: flex;
  justify-content: space-around;
  margin-bottom: 20px;
}

.share-stat {
  text-align: center;
}

.share-stat-value {
  display: block;
  font-size: 32px;
  font-weight: 900;
}

.share-stat-label {
  font-size: 12px;
  opacity: 0.8;
}

.share-card-restaurant {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  padding: 12px;
  text-align: center;
}

.share-restaurant-label {
  font-size: 12px;
  opacity: 0.8;
  display: block;
}

.share-restaurant-name {
  font-size: 16px;
  font-weight: 700;
}

.share-buttons {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}

.share-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--doordash-red);
  background: var(--white);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.2s;
}

.share-btn:hover {
  transform: scale(1.05);
}

/* Responsive */
@media (max-width: 480px) {
  .title-wrapped {
    font-size: 48px;
  }

  .title-year {
    font-size: 60px;
  }

  .big-stat {
    font-size: 56px;
  }

  .intro-title {
    font-size: 36px;
  }

  .year-reveal {
    font-size: 80px;
  }

  .nav-btn {
    width: 40px;
    height: 40px;
  }

  .nav-prev {
    left: 8px;
  }

  .nav-next {
    right: 8px;
  }
}