/* 《华胥雅鉴》国风样式 */
:root {
  --paper: #F7F2E5;
  --paper-light: #F9F4E8;
  --ink: #2C2620;
  --ink-light: #5C5040;
  --title: #592C20;
  --seal: #A82020;
  --seal-light: #C84040;
  --line: #C8B89E;
  --line-light: #E0D5C0;
  --gold: #B8960C;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Noto Serif SC", "Source Han Serif SC", "SimSun", "宋体", serif;
  background-color: var(--paper);
  background-image: url('../images/ui/paper-bg.jpg');
  background-size: 400px 400px;
  color: var(--ink);
  line-height: 1.8;
  min-height: 100vh;
}

/* 夜间模式 - 古灯模式 */
body.night-mode {
  --paper: #2A2218;
  --paper-light: #332A1E;
  --ink: #E8DCC8;
  --ink-light: #B8A888;
  --title: #D4A574;
  --line: #5C4A30;
  --line-light: #4A3A28;
  background-color: var(--paper);
}

/* 页面容器 */
.app-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 16px;
  min-height: 100vh;
}

/* 视图切换 */
.view {
  display: none;
  animation: fadeIn 0.5s ease;
}

.view.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes sealStamp {
  0% { transform: scale(2) rotate(-15deg); opacity: 0; }
  60% { transform: scale(0.9) rotate(5deg); opacity: 1; }
  100% { transform: scale(1) rotate(0deg); opacity: 1; }
}

/* 顶部导航 */
.top-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  margin-bottom: 20px;
}

.nav-title {
  font-size: 18px;
  color: var(--title);
  font-weight: bold;
  letter-spacing: 2px;
}

.nav-links {
  display: flex;
  gap: 16px;
  font-size: 14px;
}

.nav-links a {
  color: var(--ink-light);
  text-decoration: none;
  cursor: pointer;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: var(--seal);
}

/* 印章样式 */
.seal {
  display: inline-block;
  background: var(--seal);
  color: var(--paper);
  padding: 4px 10px;
  font-size: 12px;
  letter-spacing: 2px;
  border-radius: 2px;
  font-weight: bold;
}

.seal-large {
  display: inline-block;
  background: var(--seal);
  color: var(--paper);
  padding: 12px 20px;
  font-size: 20px;
  letter-spacing: 4px;
  border-radius: 4px;
  font-weight: bold;
  writing-mode: vertical-rl;
  animation: sealStamp 0.8s ease;
}

/* 首页 */
.home-banner {
  width: 100%;
  border-radius: 4px;
  margin-bottom: 24px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.home-title {
  text-align: center;
  font-size: 36px;
  color: var(--title);
  letter-spacing: 8px;
  margin-bottom: 8px;
  font-weight: bold;
}

.home-subtitle {
  text-align: center;
  font-size: 16px;
  color: var(--ink-light);
  letter-spacing: 4px;
  margin-bottom: 24px;
}

.home-divider {
  text-align: center;
  margin: 20px 0;
  color: var(--line);
  font-size: 14px;
  letter-spacing: 4px;
}

.home-intro {
  background: var(--paper-light);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 20px;
  margin-bottom: 24px;
  font-size: 15px;
  line-height: 2;
  text-indent: 2em;
}

.home-disclaimer {
  text-align: center;
  color: var(--seal);
  font-size: 13px;
  margin: 16px 0;
  letter-spacing: 1px;
}

/* 按钮组 */
.btn-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 24px 0;
}

.btn {
  display: block;
  width: 100%;
  padding: 14px 20px;
  background: var(--paper-light);
  border: 2px solid var(--line);
  border-radius: 4px;
  color: var(--ink);
  font-size: 16px;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.3s;
  text-align: center;
  letter-spacing: 2px;
}

.btn:hover {
  border-color: var(--seal);
  color: var(--seal);
  background: #FFF;
}

.btn-primary {
  background: var(--seal);
  color: var(--paper);
  border-color: var(--seal);
}

.btn-primary:hover {
  background: var(--seal-light);
  color: var(--paper);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  background: var(--line-light) !important;
  border-color: var(--line) !important;
  color: var(--ink-light) !important;
  transform: none !important;
}

.btn-small {
  display: inline-block;
  width: auto;
  padding: 8px 16px;
  font-size: 14px;
}

/* 模式选择 */
.mode-card {
  background: var(--paper-light);
  border: 2px solid var(--line);
  border-radius: 6px;
  padding: 24px;
  margin-bottom: 16px;
  cursor: pointer;
  transition: all 0.3s;
}

.mode-card:hover {
  border-color: var(--seal);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(168,32,32,0.15);
}

.mode-card.selected {
  border-color: var(--seal);
  background: #FFF;
}

.mode-title {
  font-size: 20px;
  color: var(--title);
  margin-bottom: 8px;
  font-weight: bold;
}

.mode-desc {
  font-size: 14px;
  color: var(--ink-light);
  line-height: 1.8;
}

.mode-meta {
  display: flex;
  gap: 16px;
  margin-top: 12px;
  font-size: 13px;
  color: var(--seal);
}

/* 答题页 */
.quiz-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.quiz-progress {
  flex: 1;
  height: 8px;
  background: var(--line-light);
  border-radius: 4px;
  margin: 0 16px;
  overflow: hidden;
}

.quiz-progress-bar {
  height: 100%;
  background: var(--seal);
  border-radius: 4px;
  transition: width 0.3s;
}

.quiz-count {
  font-size: 14px;
  color: var(--ink-light);
  white-space: nowrap;
}

.quiz-category {
  display: inline-block;
  background: var(--line-light);
  color: var(--ink-light);
  padding: 2px 10px;
  border-radius: 10px;
  font-size: 12px;
  margin-bottom: 12px;
}

.quiz-title {
  font-size: 24px;
  color: var(--title);
  margin-bottom: 8px;
  font-weight: bold;
}

.quiz-desc {
  font-size: 16px;
  color: var(--ink);
  margin-bottom: 24px;
  line-height: 1.8;
}

.options-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.option-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: var(--paper-light);
  border: 2px solid var(--line);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.3s;
}

.option-item:hover {
  border-color: var(--seal-light);
  background: #FFF;
}

.option-item.selected {
  border-color: var(--seal);
  background: #FFF5F5;
}

.option-letter {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  background: var(--line);
  color: var(--paper);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: bold;
}

.option-item.selected .option-letter {
  background: var(--seal);
}

.option-text {
  flex: 1;
  font-size: 15px;
  line-height: 1.6;
}

.quiz-nav {
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.quiz-nav .btn {
  flex: 1;
}

/* 结果页 */
.result-header {
  text-align: center;
  margin-bottom: 24px;
}

.result-seal {
  margin-bottom: 16px;
}

.result-name {
  font-size: 32px;
  color: var(--title);
  letter-spacing: 6px;
  margin-bottom: 8px;
  font-weight: bold;
}

.result-faction {
  font-size: 14px;
  color: var(--seal);
  letter-spacing: 2px;
}

.result-image {
  width: 100%;
  max-width: 400px;
  margin: 0 auto 24px;
  display: block;
  border-radius: 4px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.result-section {
  background: var(--paper-light);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 20px;
  margin-bottom: 16px;
}

.result-section-title {
  font-size: 16px;
  color: var(--title);
  margin-bottom: 12px;
  font-weight: bold;
  border-left: 4px solid var(--seal);
  padding-left: 10px;
}

.result-section-content {
  font-size: 15px;
  line-height: 2;
  text-indent: 2em;
}

.result-hero {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: #FFF;
  border-radius: 4px;
  margin-top: 8px;
}

.result-hero-name {
  font-size: 18px;
  color: var(--title);
  font-weight: bold;
}

.result-hero-desc {
  font-size: 13px;
  color: var(--ink-light);
  margin-top: 4px;
}

.result-keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.keyword-tag {
  background: var(--line-light);
  color: var(--ink-light);
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 13px;
}

.result-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 24px 0;
}

/* 图鉴页 */
.gallery-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.filter-btn {
  padding: 6px 14px;
  background: var(--paper-light);
  border: 1px solid var(--line);
  border-radius: 16px;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.3s;
  font-family: inherit;
  color: var(--ink);
}

.filter-btn.active {
  background: var(--seal);
  color: var(--paper);
  border-color: var(--seal);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.gallery-card {
  background: var(--paper-light);
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.3s;
}

.gallery-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  border-color: var(--seal-light);
}

.gallery-card-img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
}

.gallery-card-info {
  padding: 10px;
}

.gallery-card-name {
  font-size: 15px;
  color: var(--title);
  font-weight: bold;
  margin-bottom: 4px;
}

.gallery-card-hero {
  font-size: 12px;
  color: var(--ink-light);
}

.gallery-card-faction {
  display: inline-block;
  font-size: 11px;
  color: var(--seal);
  margin-top: 4px;
}

/* 弹窗 */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.6);
  z-index: 1000;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--paper);
  border-radius: 8px;
  max-width: 500px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 24px;
  position: relative;
  animation: fadeIn 0.3s ease;
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 16px;
  font-size: 24px;
  color: var(--ink-light);
  cursor: pointer;
  background: none;
  border: none;
  font-family: inherit;
}

.modal-image {
  width: 100%;
  border-radius: 4px;
  margin-bottom: 16px;
}

.modal-name {
  font-size: 24px;
  color: var(--title);
  margin-bottom: 8px;
  font-weight: bold;
}

/* 海报生成区 */
.poster-container {
  display: none;
  position: fixed;
  top: 0;
  left: -9999px;
  width: 375px;
  min-height: 667px;
  background: var(--paper);
  z-index: -1;
}

.poster-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.poster-content {
  position: relative;
  z-index: 1;
  padding: 40px 30px;
  text-align: center;
}

.poster-title {
  font-size: 28px;
  color: var(--title);
  letter-spacing: 6px;
  margin-bottom: 20px;
  font-weight: bold;
}

.poster-name {
  font-size: 36px;
  color: var(--seal);
  letter-spacing: 8px;
  margin-bottom: 16px;
  font-weight: bold;
}

.poster-image {
  width: 200px;
  height: 250px;
  object-fit: cover;
  border-radius: 4px;
  margin: 0 auto 16px;
  display: block;
}

.poster-desc {
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink);
  margin-bottom: 16px;
  text-align: left;
  text-indent: 2em;
}

.poster-hero {
  font-size: 13px;
  color: var(--ink-light);
  margin-bottom: 20px;
}

.poster-seal {
  display: inline-block;
  background: var(--seal);
  color: var(--paper);
  padding: 6px 12px;
  font-size: 12px;
  letter-spacing: 2px;
  border-radius: 2px;
}

.poster-footer {
  font-size: 11px;
  color: var(--ink-light);
  margin-top: 20px;
  letter-spacing: 1px;
}

/* 关于页 */
.about-section {
  margin-bottom: 24px;
}

.about-title {
  font-size: 20px;
  color: var(--title);
  margin-bottom: 12px;
  font-weight: bold;
  border-bottom: 1px solid var(--line);
  padding-bottom: 8px;
}

.about-content {
  font-size: 15px;
  line-height: 2;
  text-indent: 2em;
  margin-bottom: 12px;
}

.about-quote {
  background: var(--paper-light);
  border-left: 4px solid var(--seal);
  padding: 16px;
  margin: 16px 0;
  font-style: italic;
  color: var(--ink-light);
}

/* 随机抽签 */
.draw-result {
  text-align: center;
  padding: 40px 20px;
}

.draw-result-image {
  width: 200px;
  height: 250px;
  object-fit: cover;
  border-radius: 4px;
  margin: 0 auto 16px;
  display: block;
}

/* 底部 */
.footer {
  text-align: center;
  padding: 24px 0;
  border-top: 1px solid var(--line);
  margin-top: 40px;
  font-size: 13px;
  color: var(--ink-light);
}

.footer-disclaimer {
  color: var(--seal);
  margin-bottom: 8px;
}

/* 响应式 */
@media (max-width: 600px) {
  .home-title {
    font-size: 28px;
    letter-spacing: 4px;
  }
  
  .result-name {
    font-size: 26px;
    letter-spacing: 4px;
  }
  
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }
  
  .nav-links {
    gap: 10px;
    font-size: 12px;
  }
}

/* 加载动画 */
.loading {
  text-align: center;
  padding: 40px;
  color: var(--ink-light);
}

.loading-spinner {
  display: inline-block;
  width: 40px;
  height: 40px;
  border: 3px solid var(--line);
  border-top-color: var(--seal);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 12px;
}

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

/* 搜索框 */
.search-box {
  width: 100%;
  padding: 10px 16px;
  border: 2px solid var(--line);
  border-radius: 20px;
  background: var(--paper-light);
  font-size: 14px;
  font-family: inherit;
  color: var(--ink);
  margin-bottom: 16px;
  outline: none;
  transition: border-color 0.3s;
}

.search-box:focus {
  border-color: var(--seal);
}

/* 双修结果 */
.dual-result {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.dual-personality {
  flex: 1;
  text-align: center;
}

.dual-personality img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  border-radius: 4px;
  margin-bottom: 8px;
}

.dual-plus {
  display: flex;
  align-items: center;
  font-size: 24px;
  color: var(--seal);
  font-weight: bold;
}