/* ============================================================
   家庭账房 · Private Counting House
   一份起居室里的银行家账册
   ============================================================ */

:root {
  /* — Paper & Ink — */
  --paper:        #F4EFE6;
  --paper-soft:   #EDE6D7;
  --paper-deep:   #E5DCC8;
  --card:         #FFFCF5;
  --card-soft:    #FAF4E6;
  --ink:          #1A1714;
  --ink-soft:     #5C5147;
  --ink-subtle:   #A09486;
  --rule:         #C9BDA8;
  --rule-soft:    #DBD0BC;

  /* — Accents (used sparingly) — */
  --brass:        #B08642;
  --brass-deep:   #8C6A33;
  --brass-soft:   #E8D9B6;
  --forest:       #4F6B47;
  --forest-soft:  #C8D5BD;
  --rust:         #9C4A2A;
  --rust-soft:    #E8C8B8;
  --plum:         #5C3A4B;
  --slate:        #3C4A5A;

  /* — Sizing — */
  --rule-thin:    0.5px;
  --rule-thick:   1px;

  /* — Effects — */
  --shadow-paper: 0 1px 0 rgba(26, 23, 20, 0.04), 0 8px 24px -12px rgba(26, 23, 20, 0.08);
  --shadow-deep:  0 2px 0 rgba(26, 23, 20, 0.04), 0 24px 60px -32px rgba(26, 23, 20, 0.18);
}

* { box-sizing: border-box; }

html, body {
  background: var(--paper);
  color: var(--ink);
  font-family: "Source Serif 4", "Noto Serif SC", Georgia, serif;
  font-feature-settings: "kern" 1, "liga" 1, "calt" 1;
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ——— 纸张纹理 ——— */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background-image:
    radial-gradient(1px 1px at 10% 20%, rgba(176,134,66,0.05) 50%, transparent 50%),
    radial-gradient(1px 1px at 80% 60%, rgba(26,23,20,0.04) 50%, transparent 50%),
    radial-gradient(1px 1px at 30% 80%, rgba(176,134,66,0.04) 50%, transparent 50%),
    radial-gradient(1px 1px at 70% 30%, rgba(26,23,20,0.03) 50%, transparent 50%);
  background-size: 80px 80px, 120px 120px, 100px 100px, 90px 90px;
  background-position: 0 0, 40px 40px, 20px 60px, 60px 20px;
  opacity: 0.6;
  mix-blend-mode: multiply;
}

/* ——— Typography ——— */

.font-display { font-family: "Fraunces", "Noto Serif SC", Georgia, serif; }
.font-serif   { font-family: "Source Serif 4", "Noto Serif SC", Georgia, serif; }
.font-mono    { font-family: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace; font-feature-settings: "tnum" 1, "calt" 1; }

.tnum         { font-variant-numeric: tabular-nums; font-feature-settings: "tnum" 1; }
.swsh         { font-feature-settings: "swsh" 1, "ss01" 1; }   /* Fraunces swash + stylistic */

h1, h2, h3, h4 {
  font-family: "Fraunces", "Noto Serif SC", Georgia, serif;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.eyebrow {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 10.5px;
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brass-deep);
}

.eyebrow-ink {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.dropcap::first-letter {
  font-family: "Fraunces", "Noto Serif SC", Georgia, serif;
  font-weight: 600;
  font-size: 3em;
  line-height: 1;
  float: left;
  padding: 4px 8px 0 0;
  color: var(--brass);
}

/* ——— Components ——— */

.paper-card {
  background: var(--card);
  border: var(--rule-thick) solid var(--rule);
  border-radius: 2px;
  box-shadow: var(--shadow-paper);
  position: relative;
}

.paper-card-soft {
  background: var(--card-soft);
  border: var(--rule-thin) solid var(--rule);
  border-radius: 2px;
}

.envelope {
  background: var(--card);
  border: var(--rule-thick) solid var(--ink);
  border-radius: 0;
  box-shadow:
    4px 4px 0 var(--paper-deep),
    var(--shadow-deep);
}

/* Bracket-cornered cards (账册装饰角) */
.bracket-card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--rule);
  padding: 28px;
}
.bracket-card::before, .bracket-card::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1.5px solid var(--brass);
}
.bracket-card::before { top: -5px; left: -5px; border-right: none; border-bottom: none; }
.bracket-card::after  { bottom: -5px; right: -5px; border-left: none; border-top: none; }

/* Hairline rules (账册中的细线) */
.rule         { border-color: var(--rule); }
.rule-thick   { border-color: var(--ink); }
.rule-x       { border-top: 1px solid var(--rule); }
.rule-y       { border-left: 1px solid var(--rule); }
.rule-double  { border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); padding: 1px 0; }
.rule-triple-bottom { border-bottom: 3px double var(--rule); padding-bottom: 4px; }

/* Buttons */
.btn-ink {
  background: var(--ink);
  color: var(--paper);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 12px 20px;
  border: none;
  cursor: pointer;
  transition: all 180ms ease;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.btn-ink:hover { background: var(--brass-deep); }

.btn-paper {
  background: transparent;
  color: var(--ink);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 11px 19px;
  border: 1px solid var(--ink);
  cursor: pointer;
  transition: all 180ms ease;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.btn-paper:hover { background: var(--ink); color: var(--paper); }

.btn-brass {
  background: var(--brass);
  color: var(--paper);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 12px 20px;
  border: none;
  cursor: pointer;
  transition: background 180ms ease;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.btn-brass:hover { background: var(--brass-deep); }

.btn-ghost {
  background: transparent;
  color: var(--ink-soft);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 8px 14px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 150ms ease;
}
.btn-ghost:hover { color: var(--ink); border-color: var(--rule); }

/* Form */
.field-input {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--rule);
  padding: 10px 2px;
  font-family: "Source Serif 4", "Noto Serif SC", serif;
  font-size: 16px;
  color: var(--ink);
  width: 100%;
  outline: none;
  transition: border-color 180ms ease;
}
.field-input:focus { border-bottom: 2px solid var(--brass); padding-bottom: 9px; }

.field-input-num {
  font-family: "JetBrains Mono", monospace;
  font-variant-numeric: tabular-nums;
  font-size: 18px;
  text-align: right;
  letter-spacing: 0.02em;
}

.field-label {
  font-family: "JetBrains Mono", monospace;
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  display: block;
  margin-bottom: 6px;
}

/* Pills / Chips / Tags */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border: 1px solid var(--rule);
  background: var(--paper-soft);
  font-family: "JetBrains Mono", monospace;
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  border-radius: 1px;
}
.pill-brass { background: var(--brass-soft); border-color: var(--brass); color: var(--brass-deep); }
.pill-forest { background: var(--forest-soft); border-color: var(--forest); color: var(--forest); }
.pill-rust { background: var(--rust-soft); border-color: var(--rust); color: var(--rust); }
.pill-ink { background: var(--ink); border-color: var(--ink); color: var(--paper); }

/* Number coloring */
.num-pos { color: var(--forest); }
.num-neg { color: var(--rust); }

/* KPI 卡片 */
.kpi-card {
  background: var(--card);
  border: 1px solid var(--rule);
  padding: 24px;
  position: relative;
  transition: border-color 180ms ease;
}
.kpi-card:hover { border-color: var(--ink-soft); }
.kpi-eyebrow {
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-soft);
  display: block;
  margin-bottom: 14px;
}
.kpi-value {
  font-family: "Fraunces", "Noto Serif SC", serif;
  font-feature-settings: "tnum" 1;
  font-size: 30px;
  font-weight: 500;
  line-height: 1.1;
  color: var(--ink);
  letter-spacing: -0.015em;
}
.kpi-currency { font-size: 0.55em; vertical-align: 0.65em; color: var(--ink-soft); margin-right: 4px; }
.kpi-delta {
  font-family: "JetBrains Mono", monospace;
  font-feature-settings: "tnum" 1;
  font-size: 12px;
  margin-top: 10px;
}

/* 成员 avatar 颜色(填报页分组 · 按 ownerColorMap index % 5 分配) */
.avatar-0 { background: #2f5d50 !important; } /* forest 深绿 */
.avatar-1 { background: #6b5b8a !important; } /* 紫灰 */
.avatar-2 { background: #3b6998 !important; } /* 蓝灰 */
.avatar-3 { background: #a77b35 !important; } /* 铜金 */
.avatar-4 { background: #4a5568 !important; } /* slate 灰(fallback / 共同) */

/* KPI 口径说明 tooltip · v0.4.13 */
.kpi-info-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  vertical-align: middle;
}
.kpi-info-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 14px; height: 14px;
  border: none; color: var(--ink-subtle);
  cursor: pointer; margin-left: 3px; vertical-align: middle;
  transition: color .2s;
  flex-shrink: 0; padding: 0; background: none;
}
.kpi-info-btn:hover { color: var(--brass-deep); }
.kpi-info-panel {
  /* absolute 浮层 · 不撑开 parent card 布局 */
  position: absolute;
  top: calc(100% + 4px);
  left: 50%;
  transform: translateX(-50%);
  z-index: 50;
  padding: 8px 10px;
  background: var(--card); border: 1px solid var(--rule-soft);
  border-left: 3px solid var(--brass); border-radius: 4px;
  font-size: 11px; line-height: 1.6; color: var(--ink-soft);
  min-width: 220px; max-width: 320px; width: max-content;
  font-family: "Source Serif 4", "Noto Serif SC", serif;
  box-shadow: 0 4px 12px rgba(26,23,20,.12);
  /* 防 panel 把文字从 uppercase 继承过来 */
  text-transform: none; letter-spacing: normal;
}
/* v0.5.3 · 口径(formula)+ 真实计算数值(calc)双层 */
.kpi-info-formula { display: block; }
.kpi-info-calc {
  display: block;
  margin-top: 7px; padding-top: 7px;
  border-top: 1px dashed var(--rule-soft);
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 10.5px; line-height: 1.7;
  color: var(--ink);
  /* 多行分项用 \n 软换行 · 不折叠空白 */
  white-space: pre-line;
  text-transform: none; letter-spacing: normal;
}
/* v0.5.5 · 报表「已关账」朱印章(横排小印 · 单行不换行 · 仅快照态显)*/
.report-seal {
  display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0; white-space: nowrap;
  color: var(--rust);
  border: 2px solid var(--rust);
  border-radius: 5px;
  background: rgba(156, 74, 42, .05);
  box-shadow: inset 0 0 0 2px rgba(156, 74, 42, .14);
  transform: rotate(-4deg);
  padding: 3px 6px 3px 9px;   /* 右侧略收:letter-spacing 末位补偿 */
  font-family: "Noto Serif SC", serif; font-weight: 700;
  font-size: 13px; letter-spacing: 3px; line-height: 1;
  opacity: .92;
}
@media (max-width: 640px) {
  .report-seal { font-size: 12px; letter-spacing: 2px; padding: 2px 5px 2px 7px; }
}

/* v0.5.6 · 报表长文目录 · PC 右侧常驻树状大纲 + 手机左上唤醒钮 + 底部 sheet */
/* 布局自管(不依赖 Tailwind lg: · 重页 JIT 不稳)· 窄屏单列+FAB · ≥1024px 双列 */
.toc-cols-main { min-width: 0; }
.toc-rail { display: none; }
@media (min-width: 1024px) {
  .toc-cols { display: flex; gap: 2rem; align-items: flex-start; }
  .toc-cols-main { flex: 1 1 0%; min-width: 0; }
  /* order:-1 把目录栏放到左列(内容在右)· DOM 仍内容优先(阅读/可访问顺序不变)*/
  .toc-rail { display: block; order: -1; position: sticky; top: 88px; align-self: flex-start; width: 224px; flex-shrink: 0; }
}
.toc-head { font-family:"JetBrains Mono",monospace; font-size:10px; letter-spacing:.18em; text-transform:uppercase; color:var(--ink-subtle); padding:0 0 8px 14px; }
.toc-tree { position: relative; }
.toc-node { display:block; position:relative; text-decoration:none; line-height:1.35;
  font-family:"Source Serif 4","Noto Serif SC",serif; color:var(--ink-soft);
  padding:6px 8px 6px 14px; border-left:2px solid transparent;
  transition:color .15s, border-color .15s, background .15s; }
.toc-node .lbl { font-size:13px; }
.toc-node:hover { color:var(--brass-deep); background:var(--card-soft); }
/* active:aria-current 作样式钩子(a11y)· 朱铜 + 左脊 + 底色 */
.toc-node[aria-current="true"] { color:var(--brass-deep); font-weight:600; border-left-color:var(--brass-deep); background:var(--card-soft); }
.toc-node.ancestor { color:var(--ink); }
/* 子层:缩进 + 竖向引导线 + 横向树枝(支持未来多层嵌套)*/
.toc-children { margin-left:13px; border-left:1.5px solid var(--rule-soft); }
.toc-children > .toc-node { padding-left:16px; }
.toc-children > .toc-node .lbl { font-size:12px; }
.toc-children > .toc-node::before { content:''; position:absolute; left:-1px; top:15px; width:10px; height:1.5px; background:var(--rule-soft); }
.toc-children > .toc-node[aria-current="true"]::before { background:var(--brass-deep); }
/* 手机:左上角唤醒钮(icon-only 小圆钮)+ 底部 sheet · ≥1024px 隐藏(用右栏) */
.toc-fab { position:fixed; left:8px; top:64px; z-index:60; width:38px; height:38px; border-radius:50%;
  background:var(--ink); color:var(--paper); border:none; box-shadow:0 3px 12px rgba(0,0,0,.22);
  display:inline-flex; align-items:center; justify-content:center; cursor:pointer; }
@media (min-width: 1024px) { .toc-fab { display: none !important; } }
.toc-sheet-mask { position:fixed; inset:0; background:rgba(26,23,20,.4); z-index:70; opacity:0; pointer-events:none; transition:opacity .2s; }
.toc-sheet-mask.open { opacity:1; pointer-events:auto; }
.toc-sheet { position:fixed; left:0; right:0; bottom:0; z-index:80; background:var(--card);
  border-top-left-radius:16px; border-top-right-radius:16px; box-shadow:0 -8px 32px rgba(0,0,0,.22);
  transform:translateY(110%); transition:transform .26s cubic-bezier(.22,1,.36,1);
  padding:8px 6px max(16px, env(safe-area-inset-bottom)); max-height:72vh; overflow:auto; }
.toc-sheet.open { transform:translateY(0); }
.toc-sheet-handle { width:40px; height:4px; border-radius:2px; background:var(--rule); margin:8px auto 4px; }
.toc-sheet-row { display:flex; align-items:center; justify-content:space-between; padding:2px 12px 6px; }
.toc-sheet-row .toc-head { padding:0; }
.toc-sheet-x { width:32px; height:32px; border:none; background:none; color:var(--ink-soft); cursor:pointer; font-size:20px; line-height:1; }
.toc-sheet .toc-node { padding-top:11px; padding-bottom:11px; min-height:44px; box-sizing:border-box; }
.toc-sheet .toc-node .lbl { font-size:15px; }
@media (max-width: 640px) {
  .kpi-info-panel {
    /* 手机端:固定到屏幕顶部 · 不跟 button 位置 */
    position: fixed;
    left: 1rem; right: 1rem;
    top: 5rem; bottom: auto; /* nav h-16 + sticky top-1 ≈ 68px · 5rem=80px 避开导航 */
    transform: none;
    min-width: unset; max-width: unset; width: auto;
    font-size: 12px;
    box-shadow: 0 4px 20px rgba(26,23,20,.18);
    animation: kpi-slide-in .3s ease-out;
  }
}
@keyframes kpi-slide-in {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* 表格 — 账册风 */
.ledger-table {
  width: 100%;
  border-collapse: collapse;
  font-feature-settings: "tnum" 1;
}
.ledger-table thead th {
  font-family: "JetBrains Mono", monospace;
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--ink);
}
.ledger-table thead th.num { text-align: right; }
.ledger-table tbody td {
  padding: 14px;
  border-bottom: 1px solid var(--rule-soft);
  vertical-align: middle;
  font-size: 14.5px;
}
.ledger-table tbody td.num {
  font-family: "JetBrains Mono", monospace;
  font-variant-numeric: tabular-nums;
  text-align: right;
  letter-spacing: 0.01em;
}
.ledger-table tbody tr:hover td { background: var(--card-soft); }

/* 边栏 */
.side-rule {
  border-left: 1px solid var(--rule);
  padding-left: 24px;
}

/* 序号水印 */
.folio {
  font-family: "Fraunces", serif;
  font-feature-settings: "ss01" 1, "swsh" 1;
  font-style: italic;
  font-size: 76px;
  line-height: 1;
  color: var(--paper-deep);
  user-select: none;
}

/* 对勾 / 状态符号 */
.tick-done {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px; height: 18px;
  border: 1.5px solid var(--forest);
  background: var(--forest);
  color: var(--paper);
  font-size: 11px;
  font-weight: 700;
}
.tick-pending {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px; height: 18px;
  border: 1.5px dashed var(--ink-subtle);
  color: var(--ink-subtle);
}

/* 响应处理 */
@media (max-width: 720px) {
  body { font-size: 14.5px; }
  .kpi-value { font-size: 26px; }
}

/* Print-像-账册的微动效 */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fade-in        { animation: fade-up 600ms cubic-bezier(0.2, 0.8, 0.2, 1) both; }
.fade-in-delay-1 { animation: fade-up 600ms cubic-bezier(0.2, 0.8, 0.2, 1) both; animation-delay: 100ms; }
.fade-in-delay-2 { animation: fade-up 600ms cubic-bezier(0.2, 0.8, 0.2, 1) both; animation-delay: 200ms; }
.fade-in-delay-3 { animation: fade-up 600ms cubic-bezier(0.2, 0.8, 0.2, 1) both; animation-delay: 300ms; }
.fade-in-delay-4 { animation: fade-up 600ms cubic-bezier(0.2, 0.8, 0.2, 1) both; animation-delay: 400ms; }

/* 账册装饰 — 翻页角 */
.dog-ear {
  position: relative;
}
.dog-ear::after {
  content: "";
  position: absolute;
  top: 0; right: 0;
  width: 24px; height: 24px;
  background: linear-gradient(225deg, var(--paper-deep) 50%, var(--rule-soft) 50%);
  border-left: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

/* 1px 内边线(账册分栏) */
.col-rule > * + * { border-left: 1px solid var(--rule); padding-left: 24px; }

/* 移动端遮罩(envelope 风格) */
.scrim {
  position: fixed;
  inset: 0;
  background: rgba(26, 23, 20, 0.4);
  backdrop-filter: blur(2px);
  z-index: 50;
}

/* 模态弹层(信函式) */
.envelope-modal {
  background: var(--card);
  border: 1px solid var(--ink);
  box-shadow: 8px 8px 0 var(--paper-deep), var(--shadow-deep);
  position: relative;
}
.envelope-modal::before {
  content: "";
  position: absolute;
  top: -1px; left: 24px; right: 24px;
  height: 4px;
  background: var(--brass);
}

/* 选择 */
::selection {
  background: var(--brass);
  color: var(--paper);
}

/* 链接 */
a {
  color: var(--ink);
  text-decoration-color: var(--rule);
  text-underline-offset: 4px;
  transition: text-decoration-color 200ms ease;
}
a:hover { text-decoration-color: var(--brass); }

a.brass-link {
  color: var(--brass-deep);
  text-decoration-color: var(--brass-soft);
}
a.brass-link:hover { text-decoration-color: var(--brass); }

/* —— Chart palette via CSS vars —— */
.chart-card {
  background: var(--card);
  border: 1px solid var(--rule);
  padding: 24px;
}

/* Sparkline 用 */
.sparkline-pos { color: var(--forest); }
.sparkline-neg { color: var(--rust); }

/* 滚动条 */
::-webkit-scrollbar { width: 12px; height: 12px; }
::-webkit-scrollbar-track { background: var(--paper); }
::-webkit-scrollbar-thumb { background: var(--rule); border: 3px solid var(--paper); }
::-webkit-scrollbar-thumb:hover { background: var(--ink-subtle); }

/* — Hamburger summary — 隐藏默认箭头 */
summary { list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::marker { content: ''; }

/* — 填报页 ledger 展开/折叠 文案随状态切换(纯 CSS · 无 JS) — */
details[open]      > summary .lg-when-closed { display: none; }
details:not([open]) > summary .lg-when-open  { display: none; }