/* Styling for mobile-first, picture-book watercolor UI */
:root {
  --primary-color: #5d5d5d;
  --bg-color: #fcfaf8;
  --card-bg: #fff;
  --accent-color: #d1b894;
  --text-main: #4a4a4a;
  --text-light: #7a7a7a;
  --border-radius: 12px;
  --transition-speed: 0.4s;
  --font-family: 'Shippori Mincho', 'Zen Maru Gothic', serif;
}

body, html {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  background-color: var(--bg-color);
  font-family: var(--font-family);
  color: var(--text-main);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

.app-container {
  max-width: 480px;
  margin: 0 auto;
  min-height: 100vh;
  position: relative;
  background-color: var(--bg-color);
  box-shadow: 0 0 20px rgba(0,0,0,0.05);
  overflow-x: hidden;
}

.scene-container {
  padding: 24px;
  padding-bottom: 60px;
  opacity: 1;
  transition: opacity var(--transition-speed) ease;
}

.scene-container.fade-out {
  opacity: 0;
}

.scene-image-container {
  width: 100%;
  aspect-ratio: 3 / 4;
  border-radius: var(--border-radius);
  overflow: hidden;
  margin-bottom: 24px;
  background-color: #eee;
  position: relative;
}

.scene-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity var(--transition-speed) ease;
}

.scene-image:not([src]), .scene-image[src=""] {
  opacity: 0;
}

.scene-image-container::after {
  content: 'Image Placeholder';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #999;
  font-family: 'Zen Maru Gothic', sans-serif;
  z-index: 0;
}
.scene-image {
  position: relative;
  z-index: 1;
}

.title {
  font-size: 24px;
  font-weight: 600;
  text-align: center;
  margin-bottom: 12px;
  color: var(--text-main);
}

.subcopy {
  font-size: 14px;
  text-align: center;
  color: var(--text-light);
  margin-bottom: 32px;
  white-space: pre-line;
}

.text-content {
  font-size: 16px;
  margin-bottom: 24px;
  white-space: pre-wrap;
  letter-spacing: 0.05em;
}

.voice-box {
  background-color: rgba(209, 184, 148, 0.15);
  border-radius: var(--border-radius);
  padding: 18px;
  margin-bottom: 24px;
  position: relative;
}

.voice-box::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 24px;
  border-width: 0 8px 8px 8px;
  border-style: solid;
  border-color: transparent transparent rgba(209, 184, 148, 0.15) transparent;
}

.voice-label {
  display: inline-block;
  background-color: var(--accent-color);
  color: #fff;
  font-size: 11px;
  padding: 4px 10px;
  border-radius: 20px;
  margin-bottom: 8px;
  font-weight: 500;
  font-family: 'Zen Maru Gothic', sans-serif;
  letter-spacing: 0.05em;
}

.voice-text {
  font-size: 16px;
  white-space: pre-wrap;
  letter-spacing: 0.05em;
  color: #5c5244;
}

.dialogue.voice-box {
  background-color: rgba(184, 196, 209, 0.15);
}

.dialogue.voice-box::before {
  border-color: transparent transparent rgba(184, 196, 209, 0.15) transparent;
}

.dialogue .voice-label {
  background-color: #8fa0b5;
}

.dialogue .voice-text {
  font-weight: 600;
}

.important-card {
  background-color: #fff;
  border: 1px solid rgba(209, 184, 148, 0.4);
  border-radius: var(--border-radius);
  padding: 20px;
  margin-bottom: 24px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.03);
}

.important-card-title {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-color);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.important-card p {
  margin: 0;
  font-size: 15px;
  white-space: pre-wrap;
}

.important-list {
  padding-left: 20px;
  margin-bottom: 24px;
  font-size: 15px;
}

.important-list li {
  margin-bottom: 12px;
}

.question {
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: 18px;
  font-weight: 500;
  text-align: center;
  margin-bottom: 24px;
}

.buttons-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 32px;
}

.btn {
  background-color: var(--card-bg);
  border: 1px solid #e0e0e0;
  color: var(--text-main);
  padding: 16px 20px;
  border-radius: var(--border-radius);
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
  line-height: 1.4;
  box-shadow: 0 2px 8px rgba(0,0,0,0.02);
}

.btn:hover, .btn:active {
  background-color: #fafafa;
  border-color: var(--accent-color);
  transform: translateY(-1px);
}

.btn-read-aloud {
  background-color: transparent;
  border: none;
  box-shadow: none;
  color: var(--accent-color);
  font-size: 14px;
  padding: 8px;
  margin-bottom: 16px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.btn-read-aloud:hover {
  background-color: rgba(209, 184, 148, 0.05);
  transform: none;
}