/* 灵境玄机阁 - 新中式国风暗色玄学美学体系 */
:root {
  --bg-primary: #07090e;
  --bg-card: rgba(18, 24, 38, 0.75);
  --bg-card-hover: rgba(26, 34, 52, 0.85);
  --border-gold: rgba(217, 119, 6, 0.25);
  --border-gold-bright: rgba(245, 158, 11, 0.6);
  --gold-primary: #f59e0b;
  --gold-gradient: linear-gradient(135deg, #fbbf24 0%, #d97706 100%);
  --crimson-gradient: linear-gradient(135deg, #f43f5e 0%, #be123c 100%);
  --jade-gradient: linear-gradient(135deg, #10b981 0%, #047857 100%);
  --text-main: #f1f5f9;
  --text-sub: #94a3b8;
  --text-muted: #64748b;
  
  /* 五行色彩 */
  --elem-wood: #10b981;
  --elem-fire: #f43f5e;
  --elem-earth: #d97706;
  --elem-metal: #e2e8f0;
  --elem-water: #38bdf8;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background-color: var(--bg-primary);
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(30, 27, 75, 0.45) 0%, transparent 65%),
    radial-gradient(circle at 10% 80%, rgba(180, 83, 9, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 90% 60%, rgba(13, 148, 136, 0.08) 0%, transparent 40%);
  color: var(--text-main);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
}

/* 顶部玄关导航 */
.header-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: rgba(7, 9, 14, 0.82);
  border-bottom: 1px solid var(--border-gold);
  padding: 14px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}

.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gold-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px rgba(245, 158, 11, 0.4);
  font-size: 18px;
  font-weight: bold;
  color: #1e1b4b;
}

.brand-text h1 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 2px;
  background: linear-gradient(to right, #fef08a, #f59e0b, #fed7aa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-text p {
  font-size: 11px;
  color: var(--text-sub);
  letter-spacing: 1px;
}

/* 导航 Tabs */
.nav-tabs {
  display: flex;
  gap: 8px;
  background: rgba(15, 23, 42, 0.8);
  padding: 4px;
  border-radius: 9999px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-sub);
  padding: 8px 18px;
  border-radius: 9999px;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s ease;
  display: flex;
  align-items: center;
  gap: 6px;
}

.tab-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
}

.tab-btn.active {
  background: var(--gold-gradient);
  color: #0f172a;
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
}

.vip-badge-btn {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(217, 119, 6, 0.25));
  border: 1px solid var(--border-gold-bright);
  color: #fef08a;
  padding: 6px 14px;
  border-radius: 9999px;
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}

.vip-badge-btn:hover {
  box-shadow: 0 0 12px rgba(245, 158, 11, 0.4);
  transform: translateY(-1px);
}

/* 主容器 */
.main-container {
  max-width: 1200px;
  margin: 28px auto;
  padding: 0 20px 80px;
}

/* 玻璃卡片 */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-gold);
  border-radius: 18px;
  padding: 24px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
  margin-bottom: 24px;
  transition: border-color 0.25s ease;
}

.glass-card:hover {
  border-color: rgba(245, 158, 11, 0.45);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.card-title {
  font-size: 17px;
  font-weight: 600;
  color: #fef08a;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* 表单输入组 */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
  position: relative;
  z-index: 2;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  position: relative;
}

.form-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-sub);
}

.form-control {
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  padding: 10px 14px;
  color: #f8fafc;
  font-size: 15px;
  outline: none;
  transition: all 0.2s;
  box-sizing: border-box;
}

.form-control:focus {
  border-color: var(--gold-primary);
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.35);
}

select.form-control {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23f59e0b' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 14px;
  padding-right: 34px !important;
  cursor: pointer;
}

select.form-control option {
  background-color: #0f172a;
  color: #f8fafc;
  padding: 8px 12px;
}

/* 城市热门快捷标签 */
.city-quick-tag {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #cbd5e1;
  padding: 3px 8px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 11px;
  user-select: none;
}

.city-quick-tag:hover {
  background: rgba(245, 158, 11, 0.2);
  border-color: var(--gold-primary);
  color: #fef08a;
  transform: translateY(-1px);
}

.city-quick-tag.active {
  background: rgba(245, 158, 11, 0.25);
  border-color: var(--gold-primary);
  color: #fef08a;
  font-weight: 600;
  box-shadow: 0 0 8px rgba(245, 158, 11, 0.3);
}

/* 按钮 */
.btn-primary {
  background: var(--gold-gradient);
  color: #0f172a;
  font-weight: 600;
  border: none;
  padding: 12px 28px;
  border-radius: 12px;
  cursor: pointer;
  font-size: 15px;
  box-shadow: 0 6px 18px rgba(245, 158, 11, 0.3);
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(245, 158, 11, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: #f8fafc;
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 10px 18px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 13px;
  transition: all 0.2s;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* 四柱干支展示区 */
.pillars-board {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin: 20px 0;
}

.pillar-card {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(245, 158, 11, 0.2);
  border-radius: 14px;
  padding: 16px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.pillar-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gold-gradient);
}

.pillar-name {
  font-size: 12px;
  color: var(--text-sub);
  margin-bottom: 8px;
  letter-spacing: 1px;
}

.shishen-tag {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.08);
  display: inline-block;
  margin-bottom: 8px;
  color: #cbd5e1;
}

.gan-char, .zhi-char {
  font-size: 28px;
  font-weight: 800;
  display: block;
  line-height: 1.2;
}

.nayin-desc {
  font-size: 11px;
  color: #e2e8f0;
  background: rgba(217, 119, 6, 0.15);
  border: 1px solid rgba(217, 119, 6, 0.3);
  border-radius: 6px;
  padding: 3px 6px;
  margin-top: 10px;
}

.canggan-box {
  margin-top: 10px;
  font-size: 11px;
  color: var(--text-muted);
  border-top: 1px dashed rgba(255, 255, 255, 0.1);
  padding-top: 8px;
}

/* 五行颜色标记 */
.elem-木 { color: var(--elem-wood); }
.elem-火 { color: var(--elem-fire); }
.elem-土 { color: var(--elem-earth); }
.elem-金 { color: var(--elem-metal); }
.elem-水 { color: var(--elem-water); }

/* 五行力量柱状图 */
.elements-bar-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 14px;
}

.elem-bar-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.elem-bar-label {
  width: 45px;
  font-size: 13px;
  font-weight: bold;
}

.elem-bar-track {
  flex: 1;
  height: 12px;
  background: rgba(255, 255, 255, 0.07);
  border-radius: 6px;
  overflow: hidden;
}

.elem-bar-fill {
  height: 100%;
  border-radius: 6px;
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 古籍专区卡片（高光） */
.ancient-book-card {
  background: linear-gradient(135deg, rgba(30, 27, 75, 0.35) 0%, rgba(15, 23, 42, 0.65) 100%);
  border: 1px solid rgba(245, 158, 11, 0.4);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 16px;
}

.ancient-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(245, 158, 11, 0.15);
  border: 1px solid rgba(245, 158, 11, 0.35);
  color: #fef08a;
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 9999px;
  margin-bottom: 10px;
}

.ancient-quote {
  font-family: "Songti SC", "SimSun", serif;
  font-size: 15px;
  color: #f8fafc;
  line-height: 1.8;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.3);
  border-left: 3px solid var(--gold-primary);
  border-radius: 0 8px 8px 0;
  margin: 8px 0 12px;
}

.modern-translation {
  font-size: 13px;
  color: #cbd5e1;
  line-height: 1.6;
}

/* 大运滚动轴 */
.dayun-scroll {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 10px;
}

.dayun-scroll::-webkit-scrollbar {
  height: 6px;
}

.dayun-scroll::-webkit-scrollbar-thumb {
  background: rgba(245, 158, 11, 0.3);
  border-radius: 3px;
}

.dayun-item {
  min-width: 110px;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 12px;
  text-align: center;
  flex-shrink: 0;
}

/* VIP 锁与蒙层 */
.vip-locked-wrapper {
  position: relative;
  overflow: hidden;
}

.vip-blur-content {
  filter: blur(5px);
  user-select: none;
  pointer-events: none;
}

.vip-lock-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(7, 9, 14, 0.75);
  backdrop-filter: blur(4px);
  z-index: 10;
  padding: 20px;
  text-align: center;
}

/* 周易六爻金钱卦 */
.iching-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  padding: 20px 0;
}

.coins-container {
  display: flex;
  gap: 20px;
  justify-content: center;
}

.coin {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: radial-gradient(circle, #fde047 30%, #b45309 90%);
  border: 3px solid #78350f;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.5), inset 0 0 8px rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: #451a03;
  font-size: 20px;
  position: relative;
  transition: transform 0.6s ease;
}

.coin.flipping {
  animation: flipCoin 0.6s infinite ease-in-out;
}

@keyframes flipCoin {
  0% { transform: rotateY(0deg) scale(1); }
  50% { transform: rotateY(180deg) scale(1.15); }
  100% { transform: rotateY(360deg) scale(1); }
}

.hexagram-board {
  display: flex;
  flex-direction: column-reverse; /* 从初爻到上爻由下至上 */
  gap: 8px;
  width: 220px;
}

.hex-line {
  height: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.hex-solid {
  width: 100%;
  height: 10px;
  background: var(--gold-gradient);
  border-radius: 3px;
}

.hex-broken-left, .hex-broken-right {
  width: 44%;
  height: 10px;
  background: #38bdf8;
  border-radius: 3px;
}

/* AI 咨询窗口 */
.chat-window {
  display: flex;
  flex-direction: column;
  height: 520px;
  background: rgba(15, 23, 42, 0.85);
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  overflow: hidden;
}

.chat-messages {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.chat-bubble {
  max-width: 80%;
  padding: 12px 16px;
  border-radius: 14px;
  font-size: 14px;
  line-height: 1.6;
}

.chat-bubble.assistant {
  align-self: flex-start;
  background: rgba(30, 41, 59, 0.8);
  border: 1px solid rgba(245, 158, 11, 0.25);
  color: #f1f5f9;
  border-bottom-left-radius: 4px;
  white-space: pre-wrap;
}

.chat-bubble.user {
  align-self: flex-end;
  background: var(--gold-gradient);
  color: #0f172a;
  font-weight: 500;
  border-bottom-right-radius: 4px;
}

.chat-input-area {
  padding: 14px 18px;
  background: rgba(10, 14, 23, 0.95);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  gap: 10px;
}

/* 模态弹窗 - 默认彻底 display: none，杜绝隐形图层拦截页面触控 */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  z-index: 999;
  display: none;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.modal-overlay.active {
  display: flex !important;
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  background: #111827;
  border: 1px solid var(--border-gold-bright);
  border-radius: 20px;
  padding: 28px;
  max-width: 480px;
  width: 90%;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  position: relative;
}

/* 打印与导出 PDF 优化 */
@media print {
  .header-nav, .nav-tabs, .btn-primary, .btn-secondary, .chat-input-area, .vip-badge-btn {
    display: none !important;
  }
  body {
    background: #fff !important;
    color: #000 !important;
  }
  .glass-card {
    border: 1px solid #ccc !important;
    background: #fff !important;
    color: #000 !important;
    box-shadow: none !important;
    break-inside: avoid;
  }
  .pillar-card {
    background: #f8fafc !important;
    border: 1px solid #ccc !important;
  }
  .ancient-quote {
    background: #f1f5f9 !important;
    color: #1e293b !important;
  }
}

/* 移动端适配 */
@media (max-width: 768px) {
  .header-nav {
    position: relative !important; /* 移动端取消固定吸顶，彻底避免挡住下方折叠下拉与表单 */
    flex-direction: column;
    gap: 10px;
    padding: 12px;
  }
  .nav-tabs {
    flex-wrap: wrap;
    justify-content: center;
  }
  .tab-btn {
    padding: 6px 12px;
    font-size: 12px;
  }
  .main-container {
    margin: 12px auto;
    padding: 0 12px 60px;
  }
  .glass-card {
    padding: 16px;
    border-radius: 14px;
  }
  .pillars-board {
    grid-template-columns: repeat(2, 1fr);
  }
}