/* ===== 小六壬 · 全局样式 ===== */
:root {
  --bg: #f5f0e8;
  --bg-card: #fffdf8;
  --text: #2b2b2b;
  --text-sub: #6b6b6b;
  --primary: #8b5e34;
  --primary-light: #c9a87c;
  --accent: #a94438;
  --border: #e5dccb;
  --shadow: rgba(139, 94, 52, 0.12);
  --radius: 16px;
}

[data-theme="dark"] {
  --bg: #12121e;
  --bg-card: #1d1d2e;
  --text: #ece9e2;
  --text-sub: #9a9aab;
  --primary: #c9a87c;
  --primary-light: #8b5e34;
  --accent: #e07a6e;
  --border: #2e2e44;
  --shadow: rgba(0, 0, 0, 0.35);
}

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

html, body { height: 100%; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  transition: background 0.3s, color 0.3s;
  -webkit-tap-highlight-color: transparent;
}

#app {
  max-width: 560px;
  margin: 0 auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 0 20px 20px;
}

/* ===== 顶部栏 ===== */
.app-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg);
  padding: 14px 0 10px;
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 1px;
}
.logo-en {
  font-size: 13px;
  font-weight: 400;
  color: var(--text-sub);
  margin-left: 6px;
}
.header-actions { display: flex; gap: 8px; }
.icon-btn {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 6px 12px;
  font-size: 15px;
  cursor: pointer;
  color: var(--text);
  transition: all 0.2s;
}
.icon-btn:hover { border-color: var(--primary); }

/* ===== 主区域 ===== */
.app-main { flex: 1; padding: 24px 0; }

.view { display: none; animation: fadeIn 0.3s ease; }
.view.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.hidden { display: none !important; }

/* ===== 首页 ===== */
.hero { text-align: center; margin-bottom: 28px; }
.hero-symbol {
  font-size: 56px;
  margin-bottom: 12px;
  animation: spin 12s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }
.hero h2 { font-size: 26px; color: var(--text); margin-bottom: 8px; }
.subtitle { color: var(--text-sub); font-size: 14px; line-height: 1.6; }

.method-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.method-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 16px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: 0 2px 8px var(--shadow);
}
.method-card:hover {
  transform: translateY(-3px);
  border-color: var(--primary-light);
  box-shadow: 0 6px 16px var(--shadow);
}
.method-icon { font-size: 34px; margin-bottom: 10px; }
.method-name { font-size: 16px; font-weight: 600; margin-bottom: 6px; }
.method-desc { font-size: 12px; color: var(--text-sub); line-height: 1.5; }

/* ===== 输入区 ===== */
.view-title { font-size: 20px; margin-bottom: 20px; color: var(--primary); }
.back-btn {
  background: none;
  border: none;
  color: var(--text-sub);
  font-size: 15px;
  cursor: pointer;
  padding: 4px 0 12px;
}
.back-btn:hover { color: var(--primary); }

.input-group { margin-bottom: 24px; }
.input-group label {
  display: block;
  font-size: 14px;
  color: var(--text-sub);
  margin-bottom: 12px;
}
.three-inputs { display: flex; gap: 12px; margin-bottom: 14px; }
.three-inputs input {
  flex: 1;
  height: 56px;
  font-size: 26px;
  text-align: center;
  border: 2px solid var(--border);
  border-radius: 12px;
  background: var(--bg-card);
  color: var(--text);
  outline: none;
  transition: border-color 0.2s;
}
.three-inputs input:focus { border-color: var(--primary); }
.hint { font-size: 12px; color: var(--text-sub); margin-bottom: 10px; }
.hint.small { font-size: 11px; }

/* 时间起卦（自动）显示区 */
.time-display {
  background: var(--bg-card);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  text-align: center;
  margin-bottom: 14px;
}
.time-lunar {
  font-size: 22px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 8px;
}
.time-shichen {
  font-size: 16px;
  color: var(--primary);
}

/* 手动时间：年/月/日/时辰选择器 */
.row.manual-row { flex-wrap: wrap; }
.row.manual-row select { min-width: 0; }
.manual-year { flex: 1.4; }
.manual-month { flex: 1; }
.manual-day { flex: 1.2; }
.manual-hour { flex: 2; }

@media (max-width: 480px) {
  .row.manual-row select { flex: 1 1 45%; }
}

.field { margin-bottom: 20px; }
.field label { display: block; font-size: 14px; color: var(--text-sub); margin-bottom: 10px; }
.row { display: flex; gap: 10px; }
select {
  flex: 1;
  height: 46px;
  font-size: 15px;
  border: 2px solid var(--border);
  border-radius: 10px;
  background: var(--bg-card);
  color: var(--text);
  padding: 0 8px;
  outline: none;
}
select:focus { border-color: var(--primary); }
input[type="datetime-local"] {
  width: 100%;
  height: 46px;
  font-size: 15px;
  border: 2px solid var(--border);
  border-radius: 10px;
  background: var(--bg-card);
  color: var(--text);
  padding: 0 12px;
  outline: none;
}
input[type="datetime-local"]:focus { border-color: var(--primary); }

/* ===== 按钮 ===== */
.btn-primary {
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 12px;
  height: 50px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 2px;
}
.btn-primary:hover { opacity: 0.9; transform: translateY(-1px); }
.btn-full { width: 100%; display: block; }
.btn-secondary {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  height: 42px;
  padding: 0 18px;
  font-size: 14px;
  color: var(--text);
  cursor: pointer;
  transition: all 0.2s;
}
.btn-secondary:hover { border-color: var(--primary); color: var(--primary); }

/* ===== 结果页 ===== */
.result-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 24px;
  text-align: center;
  box-shadow: 0 4px 20px var(--shadow);
  margin-bottom: 16px;
  animation: cardIn 0.45s ease both;
}
@keyframes cardIn {
  from { opacity: 0; transform: translateY(14px) scale(0.98); }
  to { opacity: 1; transform: none; }
}
.result-symbol { font-size: 52px; margin-bottom: 12px; animation: symbolIn 0.6s ease 0.15s both; }
@keyframes symbolIn {
  from { opacity: 0; transform: scale(0.6) rotate(-12deg); }
  to { opacity: 1; transform: none; }
}
.result-name { font-size: 30px; font-weight: 700; color: var(--primary); margin-bottom: 4px; }
.result-en { font-size: 15px; color: var(--text-sub); margin-bottom: 14px; }
.result-tags { display: flex; justify-content: center; gap: 8px; margin-bottom: 22px; flex-wrap: wrap; }
.tag {
  background: var(--primary-light);
  color: #fff;
  font-size: 12px;
  padding: 4px 12px;
  border-radius: 20px;
}
.result-detail {
  text-align: left;
  margin-bottom: 18px;
  padding-top: 18px;
  border-top: 1px dashed var(--border);
}
.result-detail h3 { font-size: 15px; color: var(--primary); margin-bottom: 8px; }
.result-detail p { font-size: 14px; line-height: 1.8; color: var(--text); }
.result-input {
  font-size: 13px;
  color: var(--text-sub);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 12px;
  margin-bottom: 20px;
  display: inline-block;
  max-width: 100%;
}

/* ===== 问题类型选择 chips（文档 6.1/6.2） ===== */
.qtype-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0 4px;
}
.qtype-chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border: 1.5px solid var(--border);
  background: var(--bg-card);
  color: var(--text);
  border-radius: 24px;
  padding: 7px 14px;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.2s;
}
.qtype-chip:active { transform: scale(0.96); }
.qtype-chip.active {
  border-color: var(--primary);
  background: var(--primary);
  color: #fff;
}
.qtype-icon { font-size: 15px; }
.qtype-switch { margin: 4px 0 6px; }
.qtype-switch .qtype-chips { justify-content: center; margin: 0; }
.qtype-switch .qtype-chip { padding: 6px 11px; font-size: 12px; }

/* ===== 起课过程（文档 4.5） ===== */
.result-process {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.process-step {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 6px 12px;
}
.process-label { font-size: 11px; color: var(--text-sub); }
.process-gua { font-size: 15px; font-weight: 600; color: var(--primary); }
.process-arrow { color: var(--text-sub); font-size: 14px; }

/* ===== 解读关键词 ===== */
.result-keyword {
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 8px;
}

/* ===== 首页入口区（文档 8.1） ===== */
.entry-row {
  display: flex;
  gap: 12px;
  margin: 18px 0 10px;
}
.entry-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  transition: all 0.2s;
}
.entry-btn:active { transform: scale(0.97); border-color: var(--primary); }
.entry-icon { font-size: 18px; }

/* ===== 免责声明（显著位置，文档 10.1） ===== */
.disclaimer.prominent {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 12px;
  color: var(--text-sub);
  background: var(--bg-card);
  margin-top: 16px;
}

/* ===== 历史记录页 ===== */
.history-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 14px 0 10px;
}
.history-count { font-size: 13px; color: var(--text-sub); }
.btn-small { padding: 6px 14px; font-size: 13px; border-radius: 8px; }
.history-list { display: flex; flex-direction: column; gap: 10px; }
.history-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
}
.history-main {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  min-width: 0;
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  text-align: left;
  font: inherit;
  color: inherit;
  border-radius: 8px;
  transition: background 0.15s;
}
.history-main:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.history-main:hover { background: var(--bg); }
.history-gua {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: #fff;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 700;
}
.history-info { min-width: 0; }
.history-input {
  font-size: 13px;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 3px;
}
.history-meta { font-size: 11px; color: var(--text-sub); }
.history-del {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border: none;
  background: transparent;
  color: var(--text-sub);
  font-size: 15px;
  cursor: pointer;
  border-radius: 50%;
}
.history-del:active { background: var(--bg); color: var(--danger, #e5484d); }
.history-empty {
  text-align: center;
  padding: 60px 0;
  color: var(--text-sub);
}
.empty-icon { font-size: 44px; margin-bottom: 12px; }

/* ===== 六宫详解页 ===== */
.palaces-list { display: flex; flex-direction: column; gap: 14px; margin-top: 14px; }
.palace-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
}
.palace-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.palace-icon { font-size: 22px; }
.palace-name { font-size: 17px; font-weight: 700; }
.palace-en { font-size: 12px; color: var(--text-sub); }
.palace-tags { margin-bottom: 8px; }
.palace-desc { font-size: 13px; line-height: 1.7; color: var(--text); }

/* ===== 我的页 ===== */
.mine-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  margin-top: 14px;
}
.mine-card h3 {
  font-size: 15px;
  margin-bottom: 10px;
  color: var(--text);
}
.mine-body { font-size: 13px; line-height: 1.8; color: var(--text); }
.mine-body p { margin-bottom: 6px; }

/* ===== 保存历史按钮状态 ===== */
#btn-save-history.saved {
  border-color: #2e9e5b;
  color: #2e9e5b;
  background: rgba(46, 158, 91, 0.08);
}

/* ===== 三数输入错误提示 ===== */
.error-msg {
  color: var(--accent);
  font-size: 13px;
  margin: 10px 0 4px;
}
.shake { animation: shake 0.4s; }
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}

/* ===== 随机起卦仪式动画 overlay（文档 4.4） ===== */
.cast-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(10, 10, 20, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
}
.cast-anim { text-align: center; color: #fff; }
.cast-orbit {
  width: 120px;
  height: 120px;
  margin: 0 auto 20px;
  border: 2px solid rgba(255, 255, 255, 0.25);
  border-top-color: var(--primary-light);
  border-radius: 50%;
  position: relative;
  animation: spin 1.2s linear infinite;
}
.cast-orbit::before {
  content: '';
  position: absolute;
  inset: -6px;
  border: 1px dashed rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  animation: spin 8s linear infinite reverse;
}
.cast-gua-symbol {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 44px;
  animation: pulse 1.2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
  50% { transform: translate(-50%, -50%) scale(1.12); opacity: 0.85; }
}
.cast-text {
  font-size: 15px;
  letter-spacing: 2px;
  opacity: 0.9;
  animation: fadePulse 1.6s ease-in-out infinite;
}
@keyframes fadePulse {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}
.cast-star {
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 18px;
  color: var(--primary-light);
}
.cast-text {
  font-size: 15px;
  letter-spacing: 3px;
  opacity: 0.9;
}
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ===== 底部 ===== */
.app-footer {
  text-align: center;
  padding: 20px 0 30px;
  color: var(--text-sub);
  font-size: 12px;
}

/* ===== 响应式 ===== */
@media (max-width: 380px) {
  .method-grid { grid-template-columns: 1fr; }
  #app { padding: 0 14px 14px; }
}