/* 象数阁 · 全站样式 */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: var(--font-sans); font-size: 14px; line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2, h3, h4 { font-weight: 600; line-height: 1.4; margin: 0; }
p { margin: 0 0 .8em; }
.muted { color: var(--text-2); }
.tiny { font-size: 12px; }
.mono { font-family: var(--font-mono); font-size: 12px; }
.wrap { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
.skip-link { position: absolute; left: -9999px; top: 0; background: var(--surface); padding: 10px 16px; z-index: 100; }
.skip-link:focus { left: 12px; top: 12px; }

/* 顶栏 */
.topbar { position: sticky; top: 0; z-index: 40; background: var(--surface); border-bottom: 1px solid var(--line); box-shadow: var(--shadow); }
.topbar-inner { width: min(1320px, calc(100% - 40px)); margin: 0 auto; display: flex; align-items: center; gap: 22px; min-height: 62px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); flex-shrink: 0; }
.brand:hover { text-decoration: none; }
.brand-seal { width: 34px; height: 34px; display: grid; place-items: center; background: var(--accent); color: var(--accent-text); font-family: var(--font-serif); font-size: 20px; line-height: 1; border-radius: var(--radius); }
.brand-seal.small { width: 22px; height: 22px; font-size: 13px; display: inline-grid; vertical-align: middle; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong { font-family: var(--font-serif); font-size: 18px; letter-spacing: .12em; font-weight: 600; }
.brand-text small { font-size: 10px; color: var(--text-3); letter-spacing: .12em; }
.nav { display: flex; gap: 2px; flex: 1; overflow-x: auto; scrollbar-width: none; }
.nav::-webkit-scrollbar { display: none; }
.nav a { padding: 7px 11px; border-radius: var(--radius); color: var(--text-2); white-space: nowrap; font-size: 13px; }
.nav a:hover { background: var(--surface-2); color: var(--text); text-decoration: none; }
.nav a.active { color: var(--accent); background: var(--accent-soft); font-weight: 600; }
.theme-switch { display: flex; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; flex-shrink: 0; }
.theme-switch button { border: 0; background: var(--surface); padding: 5px 10px; font-size: 12px; color: var(--text-2); border-right: 1px solid var(--line); }
.theme-switch button:last-child { border-right: 0; }
.theme-switch button.active { background: var(--accent); color: var(--accent-text); }

/* 页脚 */
.footer { border-top: 1px solid var(--line); background: var(--surface); margin-top: 64px; padding: 28px 0 36px; }
.footer-inner { display: flex; flex-direction: column; gap: 6px; }
.footer-brand { font-family: var(--font-serif); font-size: 15px; letter-spacing: .08em; margin-bottom: 6px; }
.footer-note { font-size: 12px; line-height: 1.7; color: var(--text-2); margin: 0; }

/* 通用块 */
main { min-height: 70vh; }
.section { margin-top: 34px; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.section-title { font-family: var(--font-serif); font-size: 19px; letter-spacing: .06em; }
.section-sub { font-size: 12px; color: var(--text-2); }
.eyebrow { font-size: 11px; letter-spacing: .18em; color: var(--accent); text-transform: uppercase; margin-bottom: 8px; }
.divider { height: 1px; background: var(--line); margin: 22px 0; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.card-head { padding: 14px 18px; border-bottom: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.card-head h3 { font-size: 15px; font-family: var(--font-serif); letter-spacing: .04em; }
.card-body { padding: 18px; }
.grid { display: grid; gap: 14px; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.spread { display: flex; justify-content: space-between; gap: 12px; align-items: center; flex-wrap: wrap; }

/* 按钮 */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 8px 16px; border: 1px solid var(--line-2); background: var(--surface); color: var(--text); border-radius: var(--radius); font-size: 13px; transition: .15s; }
.btn:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }
.btn-primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.btn-primary:hover { opacity: .88; color: var(--accent-text); }
.btn-ghost { border-color: transparent; background: transparent; color: var(--text-2); }
.btn-ghost:hover { background: var(--surface-2); }
.btn-sm { padding: 5px 11px; font-size: 12px; }
.tag, .pill { display: inline-flex; align-items: center; padding: 2px 8px; border-radius: 999px; font-size: 11px; border: 1px solid var(--line); color: var(--text-2); background: var(--surface-2); white-space: nowrap; }
.pill-accent { color: var(--accent); border-color: var(--accent); background: var(--accent-soft); }
.pill-ok { color: var(--ok); border-color: var(--ok); }
.pill-warn { color: var(--warn); border-color: var(--warn); }

/* 首页 */
.hero { padding: 52px 0 18px; border-bottom: 1px solid var(--line); }
.hero-inner { display: grid; grid-template-columns: 1.35fr .85fr; gap: 40px; align-items: center; }
.hero h1 { font-family: var(--font-serif); font-size: clamp(30px, 4vw, 46px); letter-spacing: .06em; margin-bottom: 14px; }
.hero .lead { font-size: 15px; color: var(--text-2); max-width: 640px; line-height: 1.9; }
.hero-actions { margin-top: 24px; display: flex; gap: 10px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 26px; margin-top: 30px; flex-wrap: wrap; }
.hero-stat b { display: block; font-family: var(--font-serif); font-size: 24px; color: var(--accent); line-height: 1.2; }
.hero-stat span { font-size: 11px; color: var(--text-3); }
.today-card { padding: 20px; }
.today-card .clock { font-family: var(--font-mono); font-size: 12px; color: var(--text-3); }
.today-card .jieqi { font-family: var(--font-serif); font-size: 28px; margin: 8px 0 4px; }
.today-card .gz { font-family: var(--font-serif); font-size: 17px; letter-spacing: .16em; color: var(--accent); margin-bottom: 14px; }
.today-line { display: flex; justify-content: space-between; font-size: 12px; padding: 5px 0; border-top: 1px dashed var(--line); }
.track-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.track-card { padding: 16px; display: flex; flex-direction: column; gap: 6px; min-height: 132px; transition: .15s; }
.track-card:hover { border-color: var(--accent); transform: translateY(-2px); text-decoration: none; color: var(--text); }
.track-card .num { font-family: var(--font-mono); font-size: 11px; color: var(--accent); }
.track-card h4 { font-family: var(--font-serif); font-size: 16px; }
.track-card p { font-size: 12px; color: var(--text-2); margin: 0; line-height: 1.6; }
.quick-card { padding: 20px; display: flex; flex-direction: column; gap: 8px; }
.quick-card h3 { font-family: var(--font-serif); font-size: 18px; }
.quick-card p { font-size: 12.5px; color: var(--text-2); margin: 0; flex: 1; }
.notice { padding: 14px 16px; border-left: 3px solid var(--accent); background: var(--surface-2); border-radius: 0 var(--radius) var(--radius) 0; font-size: 13px; color: var(--text-2); }

/* 表单 */
.form-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px 18px; }
.field { display: flex; flex-direction: column; gap: 5px; }
.field label { font-size: 12px; color: var(--text-2); }
.field input[type="text"], .field input[type="number"], .field input[type="datetime-local"], .field input[type="date"], .field select, .search-input {
  width: 100%; padding: 8px 10px; border: 1px solid var(--line-2); border-radius: var(--radius);
  background: var(--surface); color: var(--text); outline: none; font-size: 13px;
}
.field input:focus, .field select:focus, .search-input:focus { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-soft); }
.field .hint { font-size: 11px; color: var(--text-3); }
.check { display: flex; align-items: center; gap: 7px; font-size: 13px; color: var(--text-2); cursor: pointer; }
.check input { accent-color: var(--accent); }
.form-actions { display: flex; gap: 10px; align-items: center; margin-top: 18px; flex-wrap: wrap; }
.advanced { margin-top: 16px; border-top: 1px dashed var(--line); padding-top: 16px; }

/* 表格 */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--text-3); font-weight: 500; font-size: 12px; white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
.meta-table td:first-child { color: var(--text-2); width: 150px; }
.config-table td:first-child { font-family: var(--font-mono); font-size: 11px; color: var(--text-3); width: 190px; }
.table-scroll { overflow-x: auto; }

/* 八字 */
.pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.pillar { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 14px 10px; text-align: center; }
.pillar .cap { font-size: 11px; color: var(--text-3); letter-spacing: .1em; }
.pillar .gz { font-family: var(--font-serif); font-size: 30px; line-height: 1.5; letter-spacing: .05em; }
.pillar .gz .g { color: var(--accent); }
.pillar .ss { font-size: 11px; color: var(--text-2); }
.pillar .sub { font-size: 11px; color: var(--text-3); margin-top: 7px; padding-top: 7px; border-top: 1px dashed var(--line); line-height: 1.7; }
.pillar.empty { display: grid; place-items: center; color: var(--text-3); font-size: 12px; }
.bar-row { display: grid; grid-template-columns: 34px 1fr 26px; gap: 8px; align-items: center; font-size: 12px; margin: 6px 0; }
.bar-track { height: 7px; background: var(--surface-3); border-radius: 99px; overflow: hidden; }
.bar-fill { height: 100%; border-radius: 99px; }
.dayun-scroll { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 6px; }
.dayun-item { flex: 0 0 82px; border: 1px solid var(--line); border-radius: var(--radius); padding: 9px 6px; text-align: center; background: var(--surface-2); }
.dayun-item b { display: block; font-family: var(--font-serif); font-size: 17px; }
.dayun-item span { font-size: 10px; color: var(--text-3); }

/* 推导链 */
.derivation { display: flex; flex-direction: column; gap: 7px; }
.deriv-item { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); overflow: hidden; }
.deriv-head { width: 100%; display: flex; align-items: center; gap: 10px; padding: 9px 12px; background: transparent; border: 0; text-align: left; }
.deriv-head:hover { background: var(--surface-2); }
.deriv-head .label { font-size: 12px; color: var(--text-2); min-width: 82px; }
.deriv-head .value { font-size: 13px; font-weight: 600; flex: 1; }
.rule-badge { font-family: var(--font-mono); font-size: 10px; color: var(--accent); border: 1px solid var(--accent); border-radius: 3px; padding: 1px 5px; }
.deriv-detail { display: none; padding: 10px 12px 12px; border-top: 1px dashed var(--line); font-size: 12.5px; color: var(--text-2); line-height: 1.8; background: var(--surface-2); }
.deriv-item.open .deriv-detail { display: block; }
.anchor-link { display: inline-flex; align-items: center; gap: 5px; margin-top: 9px; font-size: 12px; color: var(--accent); border: 1px solid var(--accent); border-radius: var(--radius); padding: 3px 9px; background: var(--surface); }
.anchor-link:hover { background: var(--accent-soft); text-decoration: none; }

/* 奇门九宫 */
.jiugong { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; }
.gong { position: relative; min-height: 148px; border: 1px solid var(--line-2); border-radius: var(--radius); background: var(--surface); padding: 8px 9px; display: flex; flex-direction: column; gap: 3px; overflow: hidden; }
.gong.center { background: var(--surface-2); }
.gong-head { display: flex; justify-content: space-between; font-size: 10px; color: var(--text-3); border-bottom: 1px dashed var(--line); padding-bottom: 4px; margin-bottom: 3px; }
.gong-head b { color: var(--text-2); font-weight: 600; }
.gong-tian { font-family: var(--font-serif); font-size: 19px; letter-spacing: .1em; color: var(--accent); line-height: 1.3; }
.gong-di { font-family: var(--font-serif); font-size: 13px; color: var(--text-2); }
.gong-star, .gong-door, .gong-shen { font-size: 11.5px; display: flex; justify-content: space-between; }
.gong-star span:first-child, .gong-door span:first-child, .gong-shen span:first-child { color: var(--text-3); }
.gong-shen { color: var(--accent-2); font-weight: 600; }
.gong-marks { margin-top: auto; padding-top: 4px; display: flex; flex-wrap: wrap; gap: 3px; }
.gong-marks i { font-style: normal; font-size: 9.5px; padding: 0 4px; border: 1px solid var(--line-2); border-radius: 3px; color: var(--warn); }
.jiugong[data-view="color"] .gong[data-el="木"] { background: var(--wx-wood-bg); border-color: var(--wx-wood); }
.jiugong[data-view="color"] .gong[data-el="火"] { background: var(--wx-fire-bg); border-color: var(--wx-fire); }
.jiugong[data-view="color"] .gong[data-el="土"] { background: var(--wx-earth-bg); border-color: var(--wx-earth); }
.jiugong[data-view="color"] .gong[data-el="金"] { background: var(--wx-metal-bg); border-color: var(--wx-metal); }
.jiugong[data-view="color"] .gong[data-el="水"] { background: var(--wx-water-bg); border-color: var(--wx-water); }
.jiugong[data-view="color"] .gong[data-el="木"] .gong-tian { color: var(--wx-wood); }
.jiugong[data-view="color"] .gong[data-el="火"] .gong-tian { color: var(--wx-fire); }
.jiugong[data-view="color"] .gong[data-el="土"] .gong-tian { color: var(--wx-earth); }
.jiugong[data-view="color"] .gong[data-el="金"] .gong-tian { color: var(--wx-metal); }
.jiugong[data-view="color"] .gong[data-el="水"] .gong-tian { color: var(--wx-water); }
.pan-legend { display: flex; gap: 12px; flex-wrap: wrap; font-size: 11px; color: var(--text-2); margin-top: 10px; }
.pan-legend span::before { content: ""; display: inline-block; width: 9px; height: 9px; border-radius: 2px; margin-right: 5px; vertical-align: middle; }

/* 典籍库 */
.filter-bar { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.filter-bar button { border: 1px solid var(--line); background: var(--surface); padding: 5px 12px; border-radius: 99px; font-size: 12px; color: var(--text-2); }
.filter-bar button.active { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
.search-box { position: relative; flex: 1; min-width: 220px; }
.book-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.book-card { padding: 16px; display: flex; flex-direction: column; gap: 7px; transition: .15s; }
.book-card:hover { border-color: var(--accent); transform: translateY(-2px); text-decoration: none; color: var(--text); }
.book-card h3 { font-family: var(--font-serif); font-size: 17px; }
.book-card .src { font-size: 11px; color: var(--text-3); line-height: 1.6; }
.book-card .stat { font-size: 11px; color: var(--text-2); margin-top: auto; padding-top: 8px; border-top: 1px dashed var(--line); }
.restricted { border-style: dashed; }
.reader { display: grid; grid-template-columns: 230px 1fr; gap: 20px; align-items: start; }
.reader-side { position: sticky; top: 78px; max-height: calc(100vh - 100px); overflow-y: auto; }
.chapter-list { display: flex; flex-direction: column; gap: 2px; }
.chapter-list button { text-align: left; border: 0; background: transparent; padding: 6px 9px; font-size: 12px; color: var(--text-2); border-radius: var(--radius); }
.chapter-list button:hover, .chapter-list button.active { background: var(--accent-soft); color: var(--accent); }
.reader-main { min-height: 400px; }
.book-body { font-family: var(--font-serif); font-size: 17px; line-height: 2.15; letter-spacing: .03em; }
.book-body.vertical { writing-mode: vertical-rl; text-orientation: upright; height: 520px; overflow-x: auto; line-height: 2; padding: 10px; }
.book-body .ju { display: inline; margin: 0 .18em 0 0; padding: 2px 1px; border-radius: 2px; }
.book-body .ju.note { color: var(--text-2); font-size: 14px; }
.book-body .ju.verse { display: block; text-align: center; letter-spacing: .12em; }
.book-body .ju.highlight { background: var(--accent-soft); outline: 2px solid var(--accent); }
.book-body.vertical .ju { display: inline; }
.source-note { font-family: var(--font-sans); font-size: 12px; color: var(--text-2); background: var(--surface-2); border: 1px solid var(--line); padding: 12px 14px; border-radius: var(--radius); line-height: 1.8; }
.result-item { padding: 10px 12px; border-bottom: 1px solid var(--line); cursor: pointer; }
.result-item:hover { background: var(--surface-2); }
.result-item .quote { font-family: var(--font-serif); font-size: 14px; }
.result-item .where { font-size: 11px; color: var(--text-3); }
.result-item mark { background: var(--accent-soft); color: var(--accent); padding: 0 2px; }

/* 术语 / 路径 */
.term-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.term-card { padding: 15px; }
.term-card h3 { font-family: var(--font-serif); font-size: 16px; margin-bottom: 4px; }
.term-card .brief { font-size: 13px; color: var(--text-2); margin-bottom: 8px; }
.term-card .detail { font-size: 12.5px; color: var(--text-2); line-height: 1.85; display: none; border-top: 1px dashed var(--line); padding-top: 9px; }
.term-card.open .detail { display: block; }
.term-card .toggle { font-size: 11px; color: var(--accent); background: none; border: 0; padding: 0; }
.path-card { padding: 18px; }
.path-card h3 { font-family: var(--font-serif); font-size: 18px; }
.path-steps { margin-top: 12px; display: flex; flex-direction: column; gap: 8px; }
.path-step { display: flex; gap: 10px; align-items: flex-start; padding: 9px 11px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface-2); }
.path-step .n { font-family: var(--font-mono); color: var(--accent); font-size: 12px; padding-top: 1px; }
.path-step b { font-size: 13px; }
.path-step p { font-size: 11.5px; color: var(--text-2); margin: 2px 0 0; }

/* 提示 */
.toast { position: fixed; left: 50%; bottom: 28px; transform: translate(-50%, 20px); background: var(--text); color: var(--bg); padding: 9px 18px; border-radius: var(--radius); font-size: 13px; opacity: 0; pointer-events: none; transition: .2s; z-index: 90; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.callout-warn { border-left: 3px solid var(--warn); background: var(--surface-2); padding: 10px 13px; font-size: 12.5px; color: var(--text-2); border-radius: 0 var(--radius) var(--radius) 0; }
.rule-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.rule-item { padding: 11px 13px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.rule-item b { font-family: var(--font-mono); color: var(--accent); font-size: 11px; margin-right: 6px; }
.rule-item p { font-size: 12px; color: var(--text-2); margin: 5px 0 0; line-height: 1.75; }

@media (max-width: 980px) {
  .hero-inner { grid-template-columns: 1fr; gap: 24px; }
  .track-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .book-grid, .grid-3, .form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .reader { grid-template-columns: 1fr; }
  .reader-side { position: static; max-height: 180px; }
}
@media (max-width: 620px) {
  .wrap, .topbar-inner { width: calc(100% - 24px); }
  .topbar-inner { flex-wrap: wrap; gap: 8px; padding: 8px 0; }
  .nav { order: 3; width: 100%; }
  .grid-2, .grid-4, .track-grid, .book-grid, .form-grid, .term-grid, .rule-list { grid-template-columns: 1fr; }
  .pillars { grid-template-columns: repeat(2, 1fr); }
  .gong { min-height: 118px; padding: 6px; }
  .gong-tian { font-size: 15px; }
  .gong-star, .gong-door, .gong-shen { font-size: 10px; }
  .hero { padding-top: 30px; }
}

/* v1.1 · 簡繁切換、章段導讀與內容分級 */
.topbar-controls { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.script-switch button { min-width: 30px; padding: 5px 9px; font-family: var(--font-serif); font-size: 13px; }
.chapter-seg { display: block; margin: 16px 0 9px; padding-bottom: 5px; border-bottom: 1px dashed var(--line); font-size: 11px; letter-spacing: .1em; color: var(--text-3); }
.chapter-seg:first-child { margin-top: 0; }
.ju-no { font-family: var(--font-mono); font-size: 9.5px; color: var(--text-3); font-style: normal; letter-spacing: 0; margin-right: 3px; vertical-align: 1px; }
.book-body.vertical .ju-no, .book-body.vertical .chapter-seg { display: none; }
.restricted-gate { border: 1px dashed var(--warn); background: var(--surface-2); border-radius: var(--radius); padding: 20px; text-align: center; }
.restricted-gate h3 { font-family: var(--font-serif); font-size: 17px; margin-bottom: 9px; }
.restricted-gate p { font-size: 12.5px; color: var(--text-2); max-width: 640px; margin: 0 auto 12px; }
.script-tip { font-size: 11.5px; color: var(--text-3); }
@media (max-width: 620px) { .topbar-controls { width: 100%; justify-content: flex-end; } }

/* 天机 · 排盘：返回主站 */
.home-link{font-size:12px;letter-spacing:.06em;color:var(--text-2);text-decoration:none;padding:4px 8px;border:1px solid var(--line);border-radius:var(--radius);white-space:nowrap}
.home-link:hover{color:var(--accent);border-color:var(--accent)}