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

body {
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu",
    "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", sans-serif;
  width: 100%;
  min-height: 100vh;
  overflow-x: hidden;
  background: white;
  color: #1a1a1a;
}

.background-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  overflow: hidden;
}

.background-media {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.background-media--video {
  display: block;
}

.background-media--fallback {
  display: none;
}

@media (max-width: 768px) {
  .background-media--video {
    display: none;
  }

  .background-media--fallback {
    display: block;
  }
}

.background-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.45);
  z-index: 2;
  pointer-events: none;
}

.chapter-container {
  position: relative;
  z-index: 10;
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.chapter-header {
  padding: 20px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.chapter-title {
  font-size: 32px;
  font-weight: 700;
  color: white;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.chapter-back {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: rgba(255, 255, 255, 0.15);
  color: white;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.chapter-back:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.chapter-content {
  flex: 1;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  padding: 40px 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  color: white;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  line-height: 1.8;
  font-size: 16px;
}

.chapter-content p {
  margin: 0;
  padding: 12px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-left: 4px solid rgba(255, 255, 255, 0.3);
  border-radius: 4px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.chapter-content p:hover {
  background: rgba(255, 255, 255, 0.12);
  border-left-color: rgba(255, 255, 255, 0.5);
  transform: translateX(4px);
}

.chapter-info {
  padding: 20px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  margin-bottom: 20px;
}

.chapter-verse-ref {
  font-size: 14px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 8px;
}

.chapter-text {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
}

.loading-state {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 60px 20px;
  color: white;
  font-size: 16px;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-right: 12px;
}

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

@media (max-width: 768px) {
  .chapter-header {
    padding: 20px;
    gap: 16px;
    text-align: center;
  }

  .chapter-title {
    font-size: 24px;
  }

  .chapter-back {
    justify-content: center;
  }

  .chapter-content {
    padding: 30px 16px;
    font-size: 15px;
  }

  .chapter-content p {
    padding: 10px;
  }

  .chapter-info {
    padding: 16px;
  }
}

@media (max-width: 480px) {
  .chapter-header {
    padding: 16px;
  }

  .chapter-title {
    font-size: 20px;
  }

  .chapter-content {
    padding: 20px 12px;
    font-size: 14px;
  }

  .chapter-content p {
    padding: 8px;
  }

  .chapter-verse-ref {
    font-size: 12px;
  }

  .chapter-text {
    font-size: 14px;
  }

  .chapter-info {
    padding: 12px;
  }
}