/**
 * AI占卜大师 v3.1.0 — 道教古籍风
 * 设计:宣纸米白底 / 墨黑字 / 朱砂红点缀 / 赭石金装饰
 * 字体:Noto Serif SC(衬线=古籍感) + Noto Sans SC(正文)
 */
@import url("https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;600;700&family=Noto+Sans+SC:wght@300;400;500;700&display=swap");

/* ============================================================
   配色系统 — 道教古籍风
   ============================================================ */
:root {
  /* 宣纸底色层次 */
  --bg-page:    #f7f3eb;  /* 宣纸主色 */
  --bg-card:    #fffdf8;  /* 卡片(更白一点) */
  --bg-inner:   #f2eed6;  /* 淡黄(竹纸/古纸边角) */
  --bg-elev:    #fffdf5;  /* 抬升卡片 */
  --bg-input:   #faf6ec;  /* 输入框底 */

  /* 墨色文字 */
  --text-primary:   #1a1614;  /* 墨黑 */
  --text-secondary: #4a3f35;  /* 淡墨 */
  --text-muted:     #8a7a6a;  /* 水印灰 */

  /* 赭石金(装饰/标题) */
  --accent-gold:       #8b5a2b;   /* 赭石金 */
  --accent-gold-light:  #b8762e;   /* 亮赭 */
  --accent-gold-dim:    #c9a050;   /* 暗金 */
  --accent-gold-pale:   #e8d5a3;   /* 淡金(背景用) */

  /* 朱砂红(凶/警告/动爻) */
  --accent-red:    #9e2a1a;  /* 朱砂(暗) */
  --accent-red-lt: #c0392b;  /* 朱红(亮) */

  /* 青绿(吉/生/喜神) */
  --accent-green:  #3a6a3a;  /* 竹青 */
  --accent-grn-lt: #4a8a4a;  /* 翠竹青 */

  /* 石青(中性信息) */
  --accent-blue:  #3a5a7a;  /* 石青 */
  --accent-blue-lt: #4a7a9a; /* 浅石青 */

  /* 紫(道教/神煞) */
  --accent-purple: #6a4a7a;  /* 紫薇色 */

  /* 边框/阴影 — 用墨线而非现代灰线 */
  --border:        #d4c9b0;  /* 淡墨线 */
  --border-strong:  #b0a090;  /* 强边框 */
  --border-gold:    rgba(139,90,43,0.35); /* 金色墨线 */
  --border-red:     rgba(158,42,26,0.3);  /* 朱红墨线 */

  --shadow-sm:  0 1px 4px rgba(26,22,18,0.08);
  --shadow-md:  0 4px 16px rgba(26,22,18,0.12);
  --shadow-lg:  0 8px 32px rgba(26,22,18,0.16);
  --shadow-gold: 0 2px 12px rgba(139,90,43,0.2);
  --shadow-red:  0 2px 12px rgba(158,42,26,0.2);

  /* 圆角(古籍不用圆角,偏直角微圆) */
  --radius-xs: 3px;
  --radius:    6px;
  --radius-lg: 10px;
  --radius-xl: 16px;

  /* 过渡 */
  --transition:     200ms cubic-bezier(0.4,0,0.2,1);
  --transition-slow: 380ms cubic-bezier(0.4,0,0.2,1);
}

/* ============================================================
   全局重置 & body
   ============================================================ */
* { margin: 0; padding: 0; box-sizing: border-box; }
*:focus { outline: none; }
*:focus-visible {
  outline: 2px solid var(--accent-gold);
  outline-offset: 2px;
  border-radius: var(--radius-xs);
}
html { scroll-behavior: smooth; }

body {
  font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  /* 古籍底色 + 神秘感暗纹背景 */
  background-color: var(--bg-page);
  background-image:
    /* 大八卦水印(右上,极淡) */
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220' viewBox='0 0 100 100'><g fill='none' stroke='%23c9a050' stroke-width='0.6' opacity='0.12'><circle cx='50' cy='50' r='42'/><circle cx='50' cy='50' r='38'/><path d='M50 8 v84 M8 50 h84 M22 22 l56 56 M22 78 l56 -56'/><path d='M50 8 a42 42 0 0 1 0 84 a21 21 0 0 1 0 -42 a21 21 0 0 0 0 -42 z' fill='%238b5a2b' opacity='0.5'/><path d='M50 92 a42 42 0 0 1 0 -84 a21 21 0 0 1 0 42 a21 21 0 0 0 0 42 z' fill='%238b5a2b' opacity='0.5'/></g></svg>"),
    /* 顶部微金色辉光 */
    radial-gradient(ellipse 80% 50% at 50% 0%, rgba(139,90,43,0.05) 0%, transparent 70%),
    /* 底部微青色辉光 */
    radial-gradient(ellipse 60% 40% at 100% 100%, rgba(58,90,122,0.03) 0%, transparent 60%);
  background-attachment: fixed;
  background-repeat: no-repeat;
  background-position: 105% -10%, center top, center bottom;
  background-size: 360px 360px, auto, auto;
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 1.25rem 1rem 5.5rem;
}

/* ============================================================
   底部导航 — 道教古籍风
   ============================================================ */
.bottom-nav {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  display: flex;
  justify-content: flex-start;
  overflow-x: auto;
  overflow-y: hidden;
  /* 宣纸色底+墨线 */
  background: rgba(247,243,235,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1.5px solid var(--border);
  box-shadow: 0 -2px 16px rgba(26,22,18,0.1);
  padding: 0.5rem 0.3rem calc(0.5rem + env(safe-area-inset-bottom)) 0.3rem;
  z-index: 100;
  scrollbar-width: none;
  transition: padding-bottom var(--transition);
}
.bottom-nav::-webkit-scrollbar { display: none; }
.bottom-nav button {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 0.68rem;
  padding: 0.35rem 0.55rem 0.3rem;
  cursor: pointer;
  font-family: inherit;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.15rem;
  flex: 0 0 auto;
  min-width: 58px;
  position: relative;
  transition: color var(--transition), transform var(--transition);
  border-radius: var(--radius);
}
.bottom-nav button::before {
  content: '';
  position: absolute;
  top: -0.5rem;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 70%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
  border-radius: 2px;
  transition: transform var(--transition);
}
.bottom-nav button.active {
  color: var(--accent-gold);
  transform: translateY(-1px);
}
.bottom-nav button.active::before { transform: translateX(-50%) scaleX(1); }
.bottom-nav button:active { transform: translateY(0) scale(0.92); }
.bottom-nav button .icon {
  font-size: 1.3rem;
  pointer-events: none;
  transition: transform var(--transition);
}
.bottom-nav button.active .icon { transform: scale(1.1); }
.bottom-nav button { touch-action: manipulation; -webkit-user-select: none; user-select: none; }

/* ============================================================
   页面切换动画
   ============================================================ */
.page {
  animation: pageEnter 380ms cubic-bezier(0.16,1,0.3,1) both;
}
@keyframes pageEnter {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 380px) {
  html { font-size: 13px; }
  .container { padding: 0.75rem 0.6rem 5.5rem; }
  .header h1 { font-size: 1.6rem; letter-spacing: 0.1em; }
  .header .subtitle { font-size: 0.78rem; }
  .input-section { padding: 1rem 0.9rem; }
  .bottom-nav { padding: 0.45rem 0.15rem calc(0.45rem + env(safe-area-inset-bottom)) 0.15rem; }
  .bottom-nav button { font-size: 0.62rem; min-width: 54px; }
  .bottom-nav button .icon { font-size: 1.1rem; }
}
@media (min-width: 381px) and (max-width: 640px) {
  .container { padding: 0.9rem 0.9rem 5.5rem; }
  .header h1 { font-size: 1.8rem; }
}
@media (min-width: 641px) and (max-width: 1024px) {
  .container { max-width: 720px; }
  .header h1 { font-size: 2.1rem; }
}

/* ============================================================
   页面头部
   ============================================================ */
.page { display: none; padding-bottom: 4rem; }
.page.active { display: block; }
.header {
  text-align: center;
  margin-bottom: 1.75rem;
  padding: 1.25rem 0 0;
  position: relative;
  animation: headerEnter 500ms cubic-bezier(0.16,1,0.3,1) both;
}
@keyframes headerEnter {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
/* 标题旁的两枚印章装饰(古风关键细节) */
}
.header h1 {
  display: inline-block;
  position: relative;
}
.header h1::before,
.header h1::after {
  content: attr(data-seal);
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 30px;
  height: 30px;
  border: 1.5px solid var(--accent-red);
  color: var(--accent-red);
  font-family: 'Noto Serif SC', 'STKaiti', 'KaiTi', serif;
  font-size: 0.7rem;
  font-weight: 700;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  padding: 2px;
  background: rgba(158,42,26,0.06);
  letter-spacing: 0;
  box-shadow: 0 1px 2px rgba(158,42,26,0.2);
  opacity: 0.85;
}
.header h1::before { left: -42px; }
.header h1::after  { right: -42px; }
/* 墨线分隔 */
.header::after {
  content: '';
  display: block;
  width: 64px;
  height: 1.5px;
  margin: 0.85rem auto 0;
  background: linear-gradient(90deg, transparent, var(--accent-gold), transparent);
  border-radius: 1px;
}
.header .subtitle {
  color: var(--text-muted);
  font-size: 0.82rem;
  margin-top: 0.5rem;
  letter-spacing: 0.08em;
  font-family: 'Noto Serif SC', serif;
}

/* ============================================================
   输入区卡片
   ============================================================ */
.input-section {
  /* 淡墨边框+微阴影,卡片感但不做作 */
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.input-section:focus-within {
  border-color: var(--accent-gold-dim);
  box-shadow: var(--shadow-gold);
}

.input-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
  margin-bottom: 0.8rem;
}

.input-group label {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
  letter-spacing: 0.06em;
  font-weight: 500;
  font-family: 'Noto Serif SC', serif;
}
.input-group input,
.input-group select,
.input-group textarea {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.6rem 0.8rem;
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
  -webkit-appearance: none;
}
.input-group input::placeholder { color: var(--text-muted); }
.input-group input:hover,
.input-group select:hover { border-color: var(--border-strong); }
.input-group input:focus,
.input-group select:focus {
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px rgba(139,90,43,0.12);
  outline: none;
}
.input-group select {
  background-image:
    linear-gradient(45deg, transparent 50%, var(--text-muted) 50%),
    linear-gradient(135deg, var(--text-muted) 50%, transparent 50%);
  background-position: calc(100% - 16px) 50%, calc(100% - 10px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 2rem;
  cursor: pointer;
}

/* ============================================================
   按钮组
   ============================================================ */
.btn-row {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}
/* 强制一排(等宽),适合 4 个以内按钮(如六爻起卦方式) */
.btn-row-grid {
  display: grid;
  grid-template-columns: repeat(var(--btn-count, 4), 1fr);
  gap: 0.4rem;
}
.btn-row-grid .toggle-btn { width: 100%; padding: 0.5rem 0.2rem; font-size: 0.78rem; }

.toggle-btn {
  background: var(--bg-inner);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 500;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.toggle-btn:hover {
  border-color: var(--accent-gold-dim);
  color: var(--accent-gold);
  transform: translateY(-1px);
  box-shadow: var(--shadow-gold);
}
.toggle-btn:active { transform: translateY(0); }
.toggle-btn.active {
  background: linear-gradient(135deg, rgba(139,90,43,0.15) 0%, rgba(139,90,43,0.06) 100%);
  border-color: var(--accent-gold);
  color: var(--accent-gold);
  box-shadow: var(--shadow-gold), inset 0 1px 0 rgba(255,255,255,0.4);
}

/* 主排盘按钮 — 赭石金 + 光晕脉动 */
.divine-btn {
  background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-light) 100%);
  color: #fff;
  border: none;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-lg);
  cursor: pointer;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  box-shadow: var(--shadow-gold);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  animation: btnGlow 3s ease-in-out infinite;
}
@keyframes btnGlow {
  0%, 100% { box-shadow: var(--shadow-gold), 0 0 0 0 rgba(139,90,43,0.4); }
  50%      { box-shadow: var(--shadow-gold), 0 0 0 6px rgba(139,90,43,0); }
}
.divine-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(139,90,43,0.35), 0 0 12px rgba(139,90,43,0.3);
  animation: none;
}
.divine-btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-gold), inset 0 2px 6px rgba(0,0,0,0.15);
  animation: btnPulse 0.4s ease-out;
}
@keyframes btnPulse {
  0%   { transform: scale(1); }
  40%  { transform: scale(0.95); box-shadow: 0 0 30px rgba(139,90,43,0.6); }
  100% { transform: scale(1); }
}
.divine-btn:disabled { opacity: 0.55; cursor: not-allowed; transform: none !important; animation: none; }
/* 流式输出时,按钮变朱红脉动 */
.divine-btn.loading {
  animation: btnLoading 1.2s ease-in-out infinite;
  background: linear-gradient(135deg, var(--accent-red) 0%, var(--accent-red-lt) 100%);
}
@keyframes btnLoading {
  0%, 100% { box-shadow: 0 0 0 0 rgba(158,42,26,0.5), inset 0 0 12px rgba(255,255,255,0.1); }
  50%      { box-shadow: 0 0 0 8px rgba(158,42,26,0),  inset 0 0 12px rgba(255,255,255,0.2); }
}

/* 保存/次要按钮 */
.save-btn {
  background: var(--bg-card);
  border: 1.5px solid var(--accent-gold);
  color: var(--accent-gold);
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-lg);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  transition: all var(--transition);
}
.save-btn:hover {
  background: var(--accent-gold);
  color: #fff;
  box-shadow: var(--shadow-gold);
}
.save-btn:active { transform: translateY(0); }

/* ============================================================
   结果区入场动画
   ============================================================ */
.result-section { display: none; margin-top: 1rem; }
.result-section.visible {
  display: block;
  animation: resultSlideIn 460ms cubic-bezier(0.16,1,0.3,1) both;
}
@keyframes resultSlideIn {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}
.result-title {
  font-family: 'Noto Serif SC', 'Songti SC', 'SimSun', 'STSong', serif;
  color: var(--accent-gold);
  font-size: 1.05rem;
  margin-bottom: 0.75rem;
  padding-left: 0.75rem;
  border-left: 3px solid var(--accent-gold);
  letter-spacing: 0.05em;
}

/* ============================================================
   四柱卡片 — 古籍卷轴感
   ============================================================ */
.pillars-table {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.6rem;
  margin-bottom: 1rem;
}
.pillar-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem 0.4rem;
  text-align: center;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}
/* 顶部金色细线装饰 */
.pillar-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-gold-pale), transparent);
}
.pillar-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent-gold-dim);
  box-shadow: var(--shadow-gold);
}
.pillar-label {
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-bottom: 0.3rem;
  letter-spacing: 0.1em;
  font-family: 'Noto Serif SC', serif;
}
.pillar-ganzhi {
  font-family: 'Noto Serif SC', 'Songti SC', 'SimSun', 'STSong', serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent-gold);
  text-shadow: 0 1px 3px rgba(139,90,43,0.2);
  position: relative;
}
.pillar-info {
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-top: 0.35rem;
  font-family: 'Noto Serif SC', serif;
}

/* ============================================================
   状态指示点
   ============================================================ */
.status-dot {
  display: inline-block;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent-red);
  margin-right: 0.4rem;
  vertical-align: middle;
  box-shadow: 0 0 5px currentColor;
}
.status-dot.status-ok  { background: var(--accent-green); }
.status-dot.status-fail { background: var(--accent-red); }

/* ============================================================
   通用结果卡片
   ============================================================ */
.result-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.result-card:hover { border-color: var(--accent-gold-dim); }
.result-card h3 {
  font-family: 'Noto Serif SC', 'Songti SC', 'SimSun', 'STSong', serif;
  color: var(--accent-gold);
}

/* ============================================================
   九宫格 — 奇门
   ============================================================ */
.jiugong-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.gong-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.6rem;
  transition: all var(--transition);
  position: relative;
}
.gong-card:hover {
  border-color: var(--accent-gold-dim);
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}
.gong-card.zhifu {
  border-color: var(--accent-gold);
  background: rgba(139,90,43,0.06);
  box-shadow: var(--shadow-gold);
}
.gong-card.zhishi {
  border-color: var(--accent-green);
  background: rgba(58,106,58,0.06);
  box-shadow: 0 2px 10px rgba(58,106,58,0.15);
}
.gong-name {
  font-family: 'Noto Serif SC', 'Songti SC', 'SimSun', 'STSong', serif;
  font-weight: 600;
  color: var(--accent-gold);
  font-size: 0.92rem;
}
.gong-direction { font-size: 0.63rem; color: var(--text-muted); margin-bottom: 0.3rem; }
.gong-item { margin: 0.12rem 0; font-size: 0.7rem; }
.gong-item .label { color: var(--text-muted); font-size: 0.62rem; }
.gong-item .value {
  color: var(--text-primary);
  font-family: 'Noto Serif SC', 'Songti SC', 'SimSun', 'STSong', serif;
}
.gong-item .star  { color: var(--accent-gold); font-weight: 600; }
.gong-item .door  { color: var(--accent-green); }
.gong-item .god   { color: var(--accent-purple); }

/* ============================================================
   紫微十二宫
   ============================================================ */
.palaces-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.palace-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.55rem;
  text-align: center;
  min-height: 78px;
  font-size: 0.73rem;
  transition: all var(--transition);
}
.palace-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent-gold-dim);
  box-shadow: var(--shadow-gold);
}
.palace-card.ming {
  border-color: var(--accent-gold);
  background: rgba(139,90,43,0.07);
  box-shadow: var(--shadow-gold);
}

/* ============================================================
   AI 解读区 — 古籍卷轴风格
   ============================================================ */
.ai-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-md);
  position: relative;
}
/* 顶部墨线装饰 */
.ai-section::before {
  content: '';
  display: block;
  height: 1px;
  background: linear-gradient(90deg, transparent 5%, var(--border) 20%, var(--border) 80%, transparent 95%);
  margin-bottom: 1rem;
}
.ai-content {
  background: var(--bg-inner);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  line-height: 1.9;
  font-family: 'Noto Serif SC', 'Songti SC', 'SimSun', 'STSong', serif;
  font-size: 0.95rem;
  color: var(--text-primary);
  white-space: pre-wrap;
  word-break: break-word;
  /* 长内容限制: 避免超出视口撑爆布局;留 240px 给顶部 header + 底部 nav */
  max-height: calc(100vh - 240px);
  overflow-y: auto;
  /* 打字机光标效果(流式输出时用) */
  caret-color: var(--accent-gold);
}
.ai-content:empty::after {
  content: 'AI 正在解读...';
  color: var(--text-muted);
  font-style: italic;
  animation: blink 1.2s ease-in-out infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ============================================================
   爻线/卦象区 — CSS 画卦
   ============================================================ */
.gua-area {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}
.gua-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem;
  text-align: center;
}
.gua-lines {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  margin-bottom: 0.5rem;
}
.gua-line {
  width: 60px;
  height: 3px;
  background: var(--accent-gold);
  border-radius: 2px;
}
.gua-line-broken {
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-gold) 0%, var(--accent-gold) 40%, transparent 40%, transparent 60%, var(--accent-gold) 60%, var(--accent-gold) 100%);
  border-radius: 2px;
}
.gua-name {
  font-family: 'Noto Serif SC', 'Songti SC', 'SimSun', 'STSong', serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent-gold);
  letter-spacing: 0.1em;
}
.gua-subtitle { font-size: 0.7rem; color: var(--text-muted); margin-top: 0.2rem; }

/* ============================================================
   设置页
   ============================================================ */
.setting-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--border);
}
.setting-item:last-child { border-bottom: none; }
.setting-label {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
  letter-spacing: 0.03em;
  font-family: 'Noto Serif SC', serif;
}
.api-input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 0.55rem 0.75rem;
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.9rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.api-input:focus {
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px rgba(139,90,43,0.1);
  outline: none;
}

/* ============================================================
   历史记录
   ============================================================ */
.history-item {
  border-bottom: 1px solid var(--border);
  padding: 0.7rem 0;
}
.history-filters {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.8rem;
}

/* ============================================================
   标记角标
   ============================================================ */
.mark {
  position: absolute;
  top: 5px; right: 5px;
  font-size: 0.58rem;
  padding: 2px 6px;
  border-radius: 999px;
  background: var(--accent-gold);
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.04em;
  box-shadow: var(--shadow-sm);
}

/* ============================================================
   滚动条 — 墨线风格
   ============================================================ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-inner); }
::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: var(--accent-gold-dim); }

/* ============================================================
   选择文本颜色
   ============================================================ */
::selection {
  background: rgba(139,90,43,0.2);
  color: var(--text-primary);
}

/* ============================================================
   工具提示/徽章
   ============================================================ */
.badge {
  display: inline-block;
  font-size: 0.62rem;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(139,90,43,0.1);
  color: var(--accent-gold);
  border: 1px solid rgba(139,90,43,0.25);
  font-family: 'Noto Serif SC', serif;
  letter-spacing: 0.04em;
}
.badge-red {
  background: rgba(158,42,26,0.08);
  color: var(--accent-red);
  border-color: rgba(158,42,26,0.2);
}
.badge-green {
  background: rgba(58,106,58,0.08);
  color: var(--accent-green);
  border-color: rgba(58,106,58,0.2);
}

/* ============================================================
   流式输出光标
   ============================================================ */
.stream-cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--accent-gold);
  margin-left: 2px;
  vertical-align: text-bottom;
  animation: cursorBlink 0.8s ease-in-out infinite;
}
@keyframes cursorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* ============================================================
   置信度指示
   ============================================================ */
.confidence-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--border);
}
.confidence-track {
  flex: 1;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
}
.confidence-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 600ms ease-out;
}
.confidence-fill.high   { background: var(--accent-green); }
.confidence-fill.medium { background: var(--accent-gold-dim); }
.confidence-fill.low    { background: var(--accent-red); }
.confidence-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  white-space: nowrap;
  font-family: 'Noto Serif SC', serif;
}

/* ============================================================
   其他通用工具
   ============================================================ */
.text-gold    { color: var(--accent-gold); }
.text-red     { color: var(--accent-red); }
.text-green   { color: var(--accent-green); }
.text-blue    { color: var(--accent-blue); }
.text-muted   { color: var(--text-muted); }
.text-center  { text-align: center; }
.mt-1 { margin-top: 0.75rem; }
.mt-2 { margin-top: 1.25rem; }
.mb-1 { margin-bottom: 0.75rem; }
.mb-2 { margin-bottom: 1.25rem; }

/* ============================================================
   神秘感动画 · 任务 #30
   ============================================================ */

/* 1) AI 解读区 — 旋转八卦光环(只在 loading 时显示) */
.bagua-loader {
  display: none;
  position: relative;
  width: 80px;
  height: 80px;
  margin: 1.5rem auto;
}
.bagua-loader.active { display: block; }
.bagua-loader svg {
  width: 100%;
  height: 100%;
  animation: baguaSpin 4s linear infinite;
}
@keyframes baguaSpin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
.bagua-loader::before {
  content: '';
  position: absolute;
  inset: -8px;
  border: 1.5px dashed var(--accent-gold);
  border-radius: 50%;
  animation: baguaSpinReverse 8s linear infinite;
  opacity: 0.5;
}
@keyframes baguaSpinReverse {
  from { transform: rotate(0deg); }
  to   { transform: rotate(-360deg); }
}

/* 2) AI 解读文字 — 旧版笔画逐显(流式输出时) */
.ai-content.streaming {
  position: relative;
}
.ai-content.streaming::after {
  content: '|';
  display: inline-block;
  color: var(--accent-gold);
  font-weight: 400;
  animation: cursorBlink 0.8s ease-in-out infinite;
  margin-left: 2px;
}

/* 3) 卦象翻牌 — 卦出现时翻面 */
.gua-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem;
  text-align: center;
  animation: guaFlip 600ms cubic-bezier(0.34, 1.56, 0.64, 1) both;
  transform-style: preserve-3d;
  perspective: 600px;
}
@keyframes guaFlip {
  0%   { transform: rotateY(180deg) scale(0.7); opacity: 0; }
  60%  { transform: rotateY(-15deg) scale(1.05); opacity: 1; }
  100% { transform: rotateY(0deg) scale(1); opacity: 1; }
}

/* 4) 夜间模式 — 深色玄学(烛火+暗金) */
body.night-mode {
  --bg-page:    #0e0a08;
  --bg-card:    #1a1410;
  --bg-inner:   #221a14;
  --bg-elev:    #25201a;
  --bg-input:   #1f1814;
  --text-primary:   #e8d5b0;
  --text-secondary: #a08868;
  --text-muted:     #6b5a48;
  --border:        #2d2418;
  --border-strong: #3d3020;
  background-image:
    radial-gradient(ellipse 40% 30% at 50% 30%, rgba(201,90,30,0.06) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 50% 100%, rgba(80,40,20,0.08) 0%, transparent 70%);
  background-color: var(--bg-page);
}
/* 夜间模式下八卦水印变成朱砂红,更神秘 */
body.night-mode::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220' viewBox='0 0 100 100'><g fill='none' stroke='%23c0392b' stroke-width='0.6' opacity='0.18'><circle cx='50' cy='50' r='42'/><path d='M50 8 a42 42 0 0 1 0 84 a21 21 0 0 1 0 -42 a21 21 0 0 0 0 -42 z' fill='%23c0392b' opacity='0.5'/><path d='M50 92 a42 42 0 0 1 0 -84 a21 21 0 0 1 0 42 a21 21 0 0 0 0 42 z' fill='%23c0392b' opacity='0.5'/></g></svg>");
  background-position: 50% 50%;
  background-repeat: no-repeat;
  background-size: 320px 320px;
  opacity: 0.35;
  animation: flicker 4s ease-in-out infinite;
}
@keyframes flicker {
  0%, 100% { opacity: 0.35; }
  50%      { opacity: 0.45; }
}
/* 夜间模式切换按钮 */
.night-toggle {
  position: fixed;
  top: 1rem;
  right: 1rem;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--accent-gold);
  cursor: pointer;
  font-size: 1.1rem;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.night-toggle:hover {
  transform: scale(1.1) rotate(15deg);
  box-shadow: var(--shadow-gold);
}
.night-toggle:active { transform: scale(0.95); }

/* 5) AI 解读时,排盘区域加微光晕 */
.divine-result {
  position: relative;
}
.divine-result.loading {
  animation: resultPulse 2s ease-in-out infinite;
}
@keyframes resultPulse {
  0%, 100% { box-shadow: var(--shadow-md); }
  50%      { box-shadow: var(--shadow-md), 0 0 20px rgba(139,90,43,0.2); }
}

/* ============================================================
   分组页卡片(命理/占卦)
   ============================================================ */
.group-cards {
  display: grid;
  gap: 0.9rem;
  margin-top: 1rem;
}
.group-card {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 1rem 1.1rem;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.group-card:hover {
  border-color: var(--accent-gold);
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}
.group-card:active { transform: scale(0.98); }
.group-card .gc-icon { font-size: 1.8rem; line-height: 1; }
.group-card .gc-name {
  font-family: 'Noto Serif SC', serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}
.group-card .gc-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}
.group-card .gc-arrow {
  margin-left: auto;
  color: var(--accent-gold-dim);
  font-size: 1.1rem;
}