/**
 * 探芽园 Quorva · 故事小岛样式系统 (story.css)
 * 遵循 Adobe React Spectrum S2 设计美学与自然探索温润配色
 */

/* ==========================================================================
   1. 故事小岛总览与容器
   ========================================================================== */

.story-island-container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 32px;
  animation: story-fade-in 240ms ease-out;
}

@keyframes story-fade-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 顶部轻量导航条 */
.story-top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0 16px;
  border-bottom: 1px solid rgba(45, 38, 20, 0.12);
  gap: 16px;
}

.story-back-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-ink-strong);
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.7);
  border: 1.5px solid rgba(45, 38, 20, 0.16);
  cursor: pointer;
  transition: var(--transition-fast);
}

.story-back-btn:hover {
  background: #ffffff;
  border-color: var(--color-accent-coral);
  color: var(--color-accent-coral);
  box-shadow: var(--shadow-sm);
}

.story-top-title-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
}

.story-top-badge {
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: #faebd1;
  color: #7a3222;
}

.story-top-heading {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  color: var(--color-ink-strong);
}

/* ==========================================================================
   2. 区 A：最近阅读置顶主卡 (Recent Story)
   ========================================================================== */

.story-recent-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.story-section-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-ink-strong);
  display: flex;
  align-items: center;
  gap: 8px;
}

.story-recent-card {
  display: grid;
  grid-template-columns: 240px 1fr auto;
  gap: 24px;
  align-items: center;
  background: linear-gradient(135deg, #fff9f0 0%, #fff4e3 100%);
  border: 1.5px solid #ebd4b2;
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  cursor: pointer;
}

.story-recent-card:hover {
  border-color: #bd4a34;
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.story-recent-cover {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(60, 40, 10, 0.12);
  background: #f0e6d6;
  display: flex;
  align-items: center;
  justify-content: center;
}

.story-recent-info {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.story-recent-tags {
  display: flex;
  align-items: center;
  gap: 8px;
}

.story-recent-tag {
  font-size: 12px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  background: #f7dfbe;
  color: #7b3e12;
}

.story-recent-tag.completed {
  background: #e2f0d9;
  color: #2b6131;
}

.story-recent-title {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  color: var(--color-ink-strong);
}

.story-recent-desc {
  font-size: 14px;
  color: var(--color-ink-subtle);
  line-height: 1.5;
}

.story-recent-progress-bar {
  width: 100%;
  max-width: 280px;
  height: 6px;
  background: rgba(45, 38, 20, 0.1);
  border-radius: 3px;
  overflow: hidden;
  margin-top: 4px;
}

.story-recent-progress-fill {
  height: 100%;
  background: var(--color-accent-coral);
  border-radius: 3px;
  transition: width 300ms ease;
}

.story-recent-btn {
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 600;
  background: var(--color-accent-coral);
  color: #ffffff;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition-fast);
  box-shadow: 0 4px 12px rgba(189, 74, 52, 0.25);
}

.story-recent-btn:hover {
  background: #a93c28;
  transform: translateY(-1px);
}

/* ==========================================================================
   3. 区 B：全部故事扁平封面墙 (Cover Wall)
   ========================================================================== */

.story-wall-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.story-wall-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 24px;
}

.story-card-item {
  background: #ffffff;
  border: 1.5px solid rgba(45, 38, 20, 0.1);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: var(--transition-normal);
  position: relative;
}

.story-card-item:hover {
  transform: translateY(-4px);
  border-color: #bd4a34;
  box-shadow: var(--shadow-md);
}

.story-card-cover {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: #f2ede4;
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.story-card-cover svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 300ms ease;
}

.story-card-item:hover .story-card-cover svg {
  transform: scale(1.03);
}

.story-card-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.9);
  color: #682215;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(4px);
}

.story-card-progress-pill {
  position: absolute;
  bottom: 8px;
  right: 8px;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  background: rgba(45, 38, 20, 0.75);
  color: #ffffff;
}

.story-card-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.story-card-title {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-ink-strong);
  line-height: 1.3;
}

.story-card-meta {
  font-size: 13px;
  color: var(--color-ink-subtle);
  display: flex;
  align-items: center;
  gap: 10px;
}

/* 空态设计 */
.story-empty-wall {
  background: #fffdfa;
  border: 1.5px dashed rgba(45, 38, 20, 0.2);
  border-radius: var(--radius-lg);
  padding: 48px 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.story-empty-title {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  color: var(--color-ink-strong);
}

/* ==========================================================================
   4. 故事详情视图 (Story Details)
   ========================================================================== */

.story-detail-canvas {
  background: #ffffff;
  border: 1px solid rgba(45, 38, 20, 0.1);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 40px;
  align-items: start;
}

.story-detail-cover {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: #f5efe6;
}

.story-detail-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.story-detail-badges {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.story-detail-badge {
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: #faebd1;
  color: #7b3e12;
}

.story-detail-title {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3.5vw, 40px);
  font-weight: 700;
  color: var(--color-ink-strong);
  line-height: 1.2;
}

.story-detail-title-en {
  font-size: 16px;
  color: var(--color-ink-subtle);
  margin-top: -6px;
}

.story-detail-desc {
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-ink-strong);
  padding: 16px 0;
  border-top: 1px dashed rgba(45, 38, 20, 0.15);
  border-bottom: 1px dashed rgba(45, 38, 20, 0.15);
}

.story-detail-stats {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 14px;
  color: var(--color-ink-subtle);
}

.story-detail-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.story-detail-btn-primary {
  padding: 14px 32px;
  border-radius: var(--radius-pill);
  font-size: 16px;
  font-weight: 600;
  background: var(--color-accent-coral);
  color: #ffffff;
  border: none;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: 0 4px 14px rgba(189, 74, 52, 0.25);
}

.story-detail-btn-primary:hover {
  background: #a93c28;
  transform: translateY(-2px);
}

.story-detail-btn-secondary {
  padding: 13px 24px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 600;
  background: transparent;
  color: var(--color-ink-strong);
  border: 1.5px solid rgba(45, 38, 20, 0.2);
  cursor: pointer;
  transition: var(--transition-fast);
}

.story-detail-btn-secondary:hover {
  border-color: var(--color-ink-strong);
  background: rgba(45, 38, 20, 0.04);
}

/* ==========================================================================
   5. 沉浸式阅读页 (Reader View)
   ========================================================================== */

.story-reader-view {
  width: 100%;
  max-width: 920px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  user-select: none;
}

.story-reader-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 8px;
}

.story-reader-exit-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-ink-strong);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.6);
  border: 1.5px solid rgba(45, 38, 20, 0.15);
  cursor: pointer;
  transition: var(--transition-fast);
}

.story-reader-exit-btn:hover {
  background: #ffffff;
  color: var(--color-accent-coral);
}

.story-reader-title-badge {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--color-ink-strong);
}

.story-reader-counter {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-ink-strong);
  background: rgba(255, 255, 255, 0.75);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(45, 38, 20, 0.12);
}

/* 阅读舞台 */
.story-stage-card {
  background: #ffffff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(45, 38, 20, 0.1);
  display: flex;
  flex-direction: column;
  position: relative;
  touch-action: pan-y;
}

/* 插画主图区 */
.story-stage-image-wrap {
  width: 100%;
  aspect-ratio: 16 / 10;
  background: #fbf8f2;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.story-stage-image-wrap svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 220ms ease;
}

.story-image-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  height: 100%;
  background: #f4ede2;
  color: #7b5938;
  font-size: 14px;
  font-weight: 500;
}

/* 半屏触控翻页透明感应层 */
.story-touch-zone {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 50%;
  z-index: 10;
  cursor: pointer;
  display: flex;
  align-items: center;
  transition: background-color 150ms ease;
}

.story-touch-zone.left {
  left: 0;
  justify-content: flex-start;
  padding-left: 20px;
}

.story-touch-zone.right {
  right: 0;
  justify-content: flex-end;
  padding-right: 20px;
}

.story-touch-zone:hover {
  background-color: rgba(45, 38, 20, 0.02);
}

.story-zone-cue {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.85);
  box-shadow: 0 4px 12px rgba(45, 38, 20, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--color-ink-strong);
  opacity: 0.25;
  transition: opacity 200ms ease, transform 200ms ease;
  pointer-events: none;
}

.story-touch-zone:hover .story-zone-cue {
  opacity: 0.9;
  transform: scale(1.08);
}

/* 文本文字区 */
.story-stage-text-wrap {
  padding: 32px 40px;
  background: #fffdfa;
  border-top: 1px solid rgba(45, 38, 20, 0.08);
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 130px;
}

.story-stage-text-zh {
  font-family: var(--font-serif);
  font-size: clamp(20px, 2.6vw, 26px);
  line-height: 1.8;
  color: var(--color-ink-strong);
  letter-spacing: 0.01em;
}

.story-stage-text-en {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--color-ink-subtle);
  line-height: 1.5;
}

/* 底部操作辅助条 */
.story-stage-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: #fbf7f0;
  border-top: 1px solid rgba(45, 38, 20, 0.08);
  font-size: 13px;
  color: var(--color-ink-subtle);
}

.story-turn-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  background: #ffffff;
  border: 1.5px solid rgba(45, 38, 20, 0.18);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-ink-strong);
  cursor: pointer;
  transition: var(--transition-fast);
}

.story-turn-btn:hover:not(:disabled) {
  border-color: var(--color-accent-coral);
  color: var(--color-accent-coral);
  box-shadow: var(--shadow-sm);
}

.story-turn-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

/* ==========================================================================
   6. 结束轻反馈视图 (End View)
   ========================================================================== */

.story-end-canvas {
  background: #ffffff;
  border: 1px solid rgba(45, 38, 20, 0.1);
  border-radius: var(--radius-lg);
  padding: 60px 32px;
  box-shadow: var(--shadow-md);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  max-width: 600px;
  margin: 20px auto 0;
}

.story-end-icon-wrap {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: #fdf5ea;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
}

.story-end-title {
  font-family: var(--font-serif);
  font-size: 32px;
  font-weight: 700;
  color: var(--color-ink-strong);
}

.story-end-desc {
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-ink-subtle);
  max-width: 440px;
}

.story-end-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 16px;
}

.story-end-btn-restart {
  padding: 12px 28px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 600;
  background: var(--color-accent-coral);
  color: #ffffff;
  border: none;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: 0 4px 12px rgba(189, 74, 52, 0.25);
}

.story-end-btn-restart:hover {
  background: #a93c28;
}

.story-end-btn-return {
  padding: 11px 24px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 600;
  background: transparent;
  color: var(--color-ink-strong);
  border: 1.5px solid rgba(45, 38, 20, 0.2);
  cursor: pointer;
  transition: var(--transition-fast);
}

.story-end-btn-return:hover {
  border-color: var(--color-ink-strong);
}

/* 轻提示浮层 */
.story-toast-notice {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(35, 39, 32, 0.9);
  color: #ffffff;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  z-index: 1000;
  animation: toast-fade 200ms ease-out;
  pointer-events: none;
}

@keyframes toast-fade {
  from { opacity: 0; transform: translate(-50%, 10px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}

/* ==========================================================================
   7. 响应式微调
   ========================================================================== */

@media (max-width: 860px) {
  .story-recent-card {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .story-recent-cover {
    max-width: 320px;
  }

  .story-detail-canvas {
    grid-template-columns: 1fr;
    padding: 24px;
    gap: 24px;
  }

  .story-stage-text-wrap {
    padding: 24px 20px;
  }
}