/* ═══════════ 青瓷账房 · 青瓷窑口风 ═══════════ */
:root {
  --bg: #e6ede6;      /* 粉青釉底 */
  --bg2: #dde7dc;
  --panel: #f7faf6;   /* 瓷面白 */
  --panel2: #eef4ee;
  --line: #b9c9bb;    /* 釉线 */
  --ink: #22332c;     /* 墨绿 */
  --muted: #6d7f73;
  --cinnabar: #b3402e;   /* 朱砂 */
  --cinnabar-deep: #8f2f22;
  --stone: #2e5f6b;      /* 石青 */
  --kai: "KaiTi", "STKaiti", "楷体", "Kaiti SC", serif;
  --song: "Songti SC", "STSong", "SimSun", "Noto Serif SC", serif;
}

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

html { scroll-behavior: smooth; }

body {
  min-height: 100vh; color: var(--ink);
  font-family: var(--song);
  background:
    radial-gradient(ellipse at 20% 0%, rgba(179, 64, 46, 0.035), transparent 45%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
}

/* ═══ 左侧竖排书签栏 ═══ */
.rail {
  position: fixed; top: 0; left: 0; bottom: 0; z-index: 20;
  width: 76px;
  background: var(--ink);
  display: flex; flex-direction: column; align-items: center;
  padding: 18px 0 14px; gap: 26px;
}
.seal {
  writing-mode: vertical-rl;
  color: #fff; background: var(--cinnabar);
  font-family: var(--kai);
  font-size: 15px; letter-spacing: 5px; line-height: 1.5;
  padding: 10px 7px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.35), 2px 2px 0 rgba(0,0,0,.18);
  margin-bottom: 6px;
}
.rail a {
  writing-mode: vertical-rl;
  display: flex; align-items: center; gap: 10px;
  color: rgba(246, 250, 244, 0.62);
  text-decoration: none;
  font-size: 12.5px; letter-spacing: 4px;
  padding: 10px 0 12px;
  border-left: 3px solid transparent;
  transition: all .2s;
}
.rail a b {
  font-family: var(--kai); font-weight: 400; font-size: 17px;
  color: #cf9d8f;
}
.rail a:hover { color: #fff; }
.rail a.hit {
  color: #fff;
  border-left: 3px solid var(--cinnabar);
  background: rgba(179, 64, 46, 0.16);
}
.rail a.hit b { color: #fff; }

.ledger {
  max-width: 860px; margin: 0 auto;
  padding: 0 22px 70px 98px;
}

/* ═══ 瓷板刊头 ═══ */
.masthead {
  padding: 58px 0 0;
}
.mast-body { text-align: center; }
.over-title {
  font-family: var(--kai);
  font-size: 11.5px; letter-spacing: 7px; text-indent: 7px;
  color: var(--cinnabar);
  margin-bottom: 16px;
}
.masthead h1 {
  font-family: var(--kai);
  font-size: 56px; font-weight: 400;
  letter-spacing: 24px; text-indent: 24px;
  color: var(--ink);
}
.under-title {
  margin-top: 16px; font-size: 12.5px; letter-spacing: 4px; color: var(--muted);
}

/* 开片冰裂纹收尾 */
.crackle {
  margin-top: 30px; height: 26px;
  background:
    repeating-linear-gradient(72deg, transparent 0 17px, var(--line) 17px 18px),
    repeating-linear-gradient(108deg, transparent 0 23px, var(--line) 23px 24px),
    repeating-linear-gradient(0deg, transparent 0 25px, var(--line) 25px 26px);
  opacity: .55;
  -webkit-mask: linear-gradient(180deg, #000 30%, transparent);
  mask: linear-gradient(180deg, #000 30%, transparent);
}

/* ═══ 章节 ═══ */
.chapter { padding: 60px 0 8px; }

.ch-head {
  display: flex; align-items: center; gap: 20px; margin-bottom: 26px;
}
.ch-head b {
  font-family: var(--kai); font-weight: 400; font-size: 32px;
  color: #fff; background: var(--cinnabar);
  width: 56px; height: 56px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 2px 2px 0 rgba(34, 51, 44, 0.25);
}
.ch-head h2 {
  font-family: var(--kai); font-weight: 400;
  font-size: 27px; letter-spacing: 10px;
}
.ch-head p { margin-top: 7px; font-size: 12px; letter-spacing: 3px; color: var(--muted); }

/* 章节间分隔：瓷板菱纹 */
.deco-rule {
  margin-top: 54px; height: 16px;
  background:
    radial-gradient(circle, var(--line) 2px, transparent 3px) center/28px 16px repeat-x;
  position: relative;
}
.deco-rule::before, .deco-rule::after {
  content: ""; position: absolute; top: 50%;
  border-top: 1px solid var(--line); width: 28%;
}
.deco-rule::before { left: 0; }
.deco-rule::after { right: 0; }

/* ═══ 输入行 ═══ */
.input-row {
  display: flex; flex-wrap: wrap; gap: 14px; align-items: flex-end;
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 22px 22px 20px;
  box-shadow: 3px 3px 0 rgba(34, 51, 44, 0.07);
}
.input-row label {
  display: flex; flex-direction: column; gap: 9px;
  font-size: 12px; letter-spacing: 3px; color: var(--muted);
}
.input-row label span {
  color: var(--cinnabar); letter-spacing: 1px; margin-left: 6px; font-size: 10px;
}
.input-row input {
  width: 148px; padding: 10px 12px;
  background: var(--panel2);
  border: none; border-bottom: 2px solid var(--line);
  color: var(--ink);
  font-family: var(--song); font-size: 16px; letter-spacing: 1px;
  font-variant-numeric: tabular-nums;
  outline: none; transition: border-color .18s;
}
.input-row input:focus { border-bottom-color: var(--cinnabar); }
.input-row input::-webkit-outer-spin-button,
.input-row input::-webkit-inner-spin-button { -webkit-appearance: none; }
.input-row input[type="number"] { -moz-appearance: textfield; appearance: textfield; }

.go {
  margin-left: auto; padding: 11px 30px; cursor: pointer;
  background: var(--cinnabar); border: none;
  color: #fff;
  font-family: var(--kai); font-size: 15px; letter-spacing: 7px; text-indent: 7px;
  box-shadow: 2px 2px 0 rgba(34, 51, 44, 0.22);
  transition: all .18s;
}
.go:hover { background: var(--cinnabar-deep); }
.go:active { transform: translate(1px, 1px); box-shadow: 1px 1px 0 rgba(34, 51, 44, 0.22); }
.go.wide { margin: 26px auto 0; display: block; }

/* ═══ 三联结果 ═══ */
.triptych {
  display: grid; grid-template-columns: repeat(3, 1fr);
  margin-top: 16px; border: 1px solid var(--line);
  background: var(--panel);
}
.tri {
  padding: 20px 16px 18px; text-align: center;
  border-right: 1px solid var(--line);
}
.tri:last-child { border-right: none; }
.tri small { display: block; font-size: 11px; letter-spacing: 4px; color: var(--muted); }
.tri b {
  display: block; margin-top: 10px;
  font-size: 27px; color: var(--ink);
  font-variant-numeric: tabular-nums; letter-spacing: 1px;
}
.tri.cinnabar b { color: var(--cinnabar); }
.tri.cinnabar { background: linear-gradient(180deg, rgba(179,64,46,.06), transparent); }

/* ═══ 图表 ═══ */
.chart-frame {
  margin-top: 16px; border: 1px solid var(--line);
  background: var(--panel);
  padding: 18px 14px 10px;
}
#cChart { display: block; width: 100%; }
.axis-note {
  text-align: center; font-size: 10.5px; letter-spacing: 3px;
  color: var(--muted); margin-top: 8px;
}

/* ═══ 账目表 ═══ */
.table-frame {
  margin-top: 16px; border: 1px solid var(--line);
  background: var(--panel);
  max-height: 300px; overflow: auto;
}
table { width: 100%; border-collapse: collapse; }
th {
  position: sticky; top: 0;
  background: var(--panel2); color: var(--ink);
  font-size: 11.5px; letter-spacing: 3px; font-weight: 400;
  padding: 10px 8px; border-bottom: 1px solid var(--line);
}
td {
  padding: 8px; text-align: center;
  font-variant-numeric: tabular-nums; font-size: 13.5px;
  border-bottom: 1px solid #d7e2d8; color: var(--ink);
}
tr:hover td { background: rgba(46, 95, 107, 0.06); }
td.g { color: var(--cinnabar); }

/* ═══ 目标缺口答题板 ═══ */
.answer-plate {
  margin-top: 16px; border: 1px solid var(--line);
  background: var(--panel);
  display: grid; grid-template-columns: 300px 1fr;
}
.answer {
  padding: 30px 20px; text-align: center;
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column; justify-content: center; gap: 10px;
  background: linear-gradient(180deg, rgba(179,64,46,.05), transparent);
}
.answer small { font-size: 11px; letter-spacing: 5px; color: var(--muted); }
.answer b {
  font-size: 38px; color: var(--cinnabar);
  font-variant-numeric: tabular-nums; letter-spacing: 1px;
}
.answer-sub { padding: 22px 24px; display: flex; flex-direction: column; gap: 14px; justify-content: center; }
.answer-sub > p { font-size: 13px; letter-spacing: 1.5px; line-height: 1.9; }

.meter { height: 9px; background: var(--panel2); border: 1px solid var(--line); }
.meter i {
  display: block; height: 100%; width: 0%;
  background: linear-gradient(90deg, #cf9d8f, var(--cinnabar), var(--cinnabar-deep));
  transition: width .8s cubic-bezier(.25, .8, .3, 1.1);
}
.meter-note { font-size: 11px; letter-spacing: 2px; color: var(--muted); }

/* ═══ 罗盘问卷 ═══ */
.quiz { list-style: none; display: grid; gap: 12px; counter-reset: q; }
.quiz li {
  border: 1px solid var(--line); background: var(--panel);
  padding: 16px 18px; counter-increment: q;
  box-shadow: 2px 2px 0 rgba(34, 51, 44, 0.05);
}
.quiz li > span {
  display: flex; gap: 12px; align-items: baseline;
  font-size: 14.5px; letter-spacing: 2px;
}
.quiz li > span::before {
  content: counter(q, cjk-ideographic);
  font-family: var(--kai); color: var(--cinnabar);
  font-size: 15px;
  border: 1px solid rgba(179, 64, 46, 0.45);
  padding: 1px 8px; flex-shrink: 0;
}
.opts { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 13px; }
.opt {
  cursor: pointer; padding: 7px 15px;
  background: var(--panel2); border: 1px solid var(--line);
  color: var(--muted); font-family: var(--song);
  font-size: 12.5px; letter-spacing: 2px;
  transition: all .16s;
}
.opt:hover { border-color: var(--cinnabar); color: var(--ink); }
.opt.on {
  background: var(--cinnabar); border-color: var(--cinnabar);
  color: #fff;
}

/* ═══ 罗盘结果 ═══ */
.compass { margin-top: 16px; }
.compass-plate {
  border: 1px solid var(--line);
  background: var(--panel);
  display: flex; align-items: baseline; gap: 20px; flex-wrap: wrap;
  padding: 20px 24px;
}
.compass-plate small { font-size: 11px; letter-spacing: 4px; color: var(--muted); }
.compass-plate b {
  font-family: var(--kai); font-weight: 400;
  font-size: 25px; letter-spacing: 8px; color: var(--cinnabar);
}
.compass-plate span { font-size: 12.5px; letter-spacing: 2px; color: var(--muted); }

.alloc-bars { margin-top: 14px; border: 1px solid var(--line); background: var(--panel); padding: 20px 22px; display: grid; gap: 15px; }
.ab { display: grid; grid-template-columns: 108px 1fr 58px; gap: 14px; align-items: center; }
.ab small { font-size: 12px; letter-spacing: 3px; color: var(--muted); text-align: right; }
.ab .bar { height: 22px; background: var(--panel2); border: 1px solid var(--line); }
.ab .bar i {
  display: block; height: 100%;
  background: repeating-linear-gradient(-45deg, #cf9d8f 0 6px, var(--cinnabar) 6px 12px);
  transition: width .7s cubic-bezier(.25, .8, .3, 1.1);
}
.ab b { font-variant-numeric: tabular-nums; font-size: 14px; color: var(--cinnabar); }

.alloc-sample {
  margin-top: 14px; border: 1px dashed var(--cinnabar);
  background: rgba(179, 64, 46, 0.04);
  padding: 18px 22px; font-size: 13px; letter-spacing: 1.5px; line-height: 2.1;
}
.alloc-sample b { color: var(--cinnabar); font-variant-numeric: tabular-nums; }
.alloc-sample h4 {
  font-size: 11px; letter-spacing: 4px; color: var(--cinnabar-deep);
  font-weight: 400; margin-bottom: 8px;
}

/* ═══ 响应式 ═══ */
@media (max-width: 700px) {
  .rail {
    position: sticky; width: 100%; bottom: auto;
    flex-direction: row; justify-content: space-around;
    padding: 0; gap: 0;
  }
  .rail a {
    writing-mode: horizontal-tb;
    flex: 1; justify-content: center;
    border-left: none; border-bottom: 3px solid transparent;
    padding: 11px 4px; letter-spacing: 2px; font-size: 12px;
    gap: 6px;
  }
  .rail a.hit { border-bottom-color: var(--cinnabar); border-left: none; }
  .rail a b { font-size: 14px; }
  .seal { display: none; }
  .ledger { padding: 0 16px 60px; }
  .masthead { padding-top: 20px; }
  .masthead h1 { font-size: 36px; letter-spacing: 14px; text-indent: 14px; }
  .triptych { grid-template-columns: 1fr; }
  .tri { border-right: none; border-bottom: 1px solid var(--line); }
  .answer-plate { grid-template-columns: 1fr; }
  .answer { border-right: none; border-bottom: 1px solid var(--line); }
  .input-row input { width: 100%; }
  .input-row label { flex: 1 1 40%; }
  .go { margin-left: 0; flex: 1 1 100%; }
  .ab { grid-template-columns: 84px 1fr 48px; }
  .table-frame { max-height: 240px; }
}