/* 账单助理：高信息密度的浅色财务工作台，图表与状态色仅服务于数据辨识。 */
body[data-page="agent"] #workspace {
  max-width: 1240px;
}

/* 账单页内控件统一 36px 触控高度（impeccable 要求 ≥32px；超出的一部分按钮只有 29.6px）。
   只作用于账单页，不动全局 .button，避免影响其余页面。 */
body[data-page="agent"] main#workspace .button {
  min-height: 36px;
}

.bill-quick-entry {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  margin: 18px 0 34px;
  padding: 28px 30px;
  overflow: hidden;
  border: 1px solid rgba(48, 128, 98, .14);
  border-radius: 16px;
  background:
    radial-gradient(circle at 90% 10%, rgba(84, 189, 145, .16), transparent 36%),
    linear-gradient(120deg, rgba(226, 248, 239, .96), rgba(232, 245, 238, .92) 58%, rgba(247, 243, 234, .88));
  box-shadow: 0 18px 42px rgba(39, 88, 72, .08);
}

.bill-quick-entry small,
.bill-report-heading small,
.bill-conclusion small {
  color: var(--accent);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
}

.bill-quick-entry h2 {
  margin: 4px 0 7px;
  font-size: clamp(23px, 3vw, 34px);
  letter-spacing: -.035em;
}

.bill-quick-entry p {
  max-width: 58ch;
  margin: 0;
  color: var(--ink-2);
  line-height: 1.65;
}

.bill-entry-toggle,
.bill-direction-tabs,
.bill-period-tabs {
  display: flex;
  gap: 5px;
  width: max-content;
  padding: 4px;
  border-radius: 12px;
  background: var(--inset);
}

.bill-entry-toggle .button,
.bill-direction-tab.button,
.bill-period-tabs .button {
  min-height: 36px;
  border: 0;
  box-shadow: none;
  color: var(--ink-2);
  background: transparent;
}

.bill-entry-toggle .button.active,
.bill-direction-tab.button.active,
.bill-period-tabs .button:focus-visible {
  color: var(--ink);
  background: var(--surface);
  box-shadow: 0 3px 12px rgba(32, 55, 48, .08);
}

.bill-entry-form .bill-entry-toggle {
  margin-bottom: 22px;
}

.bill-entry-form input[name="amount"] {
  min-height: 68px;
  font-size: 30px;
  font-weight: 700;
  letter-spacing: -.03em;
}

.bill-report {
  margin: 28px 0 12px;
  padding: 28px 0 0;
  border-top: 1px solid var(--line);
}

.bill-report-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
}

.bill-report-heading h2 {
  margin: 5px 0 0;
  font-size: 25px;
  letter-spacing: -.025em;
}

.bill-chart-layout {
  display: grid;
  grid-template-columns: minmax(260px, .72fr) minmax(420px, 1.28fr);
  gap: clamp(30px, 5vw, 72px);
  align-items: center;
}

.bill-donut {
  display: grid;
  width: min(270px, 78vw);
  aspect-ratio: 1;
  margin: 0 auto;
  padding: 30px;
  border-radius: 50%;
  box-shadow: inset 0 0 0 1px rgba(54, 94, 80, .08), 0 18px 34px rgba(43, 85, 72, .08);
}

.bill-donut-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--line);
}

.bill-donut-center span,
.bill-donut-center small {
  color: var(--ink-2);
  font-size: 11px;
}

.bill-donut-center strong {
  margin: 3px 0;
  font-size: 24px;
  font-variant-numeric: tabular-nums;
  letter-spacing: -.035em;
}

.bill-legend {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 14px;
  max-width: 360px;
  margin: 18px auto 0;
}

.bill-legend span {
  color: var(--ink-2);
  font-size: 11px;
}

.bill-legend i {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 6px;
  border-radius: 50%;
}

.bill-category-list {
  border-top: 1px solid var(--line);
}

.bill-category-row {
  border-bottom: 1px solid var(--line);
}

.bill-category-row > summary {
  display: grid;
  grid-template-columns: 38px minmax(100px, .65fr) minmax(90px, 1fr) minmax(88px, auto);
  gap: 12px;
  align-items: center;
  min-height: 62px;
  cursor: pointer;
  list-style: none;
}

.bill-category-row > summary::-webkit-details-marker {
  display: none;
}

/* beautiful.css 有全局 `details > summary { color: var(--ink-3) }`（给「折叠元信息」用的灰）。
   账单页用 <details>/<summary> 做分类下钻与按日折叠，这层灰会漏进分类名、金额、日合计，
   暗色下只有 3.77:1 —— 所以账单区块自己声明主色，不让它继承。 */
.bill-category-row > summary,
.bill-day > summary {
  color: var(--ink);
}

.bill-category-row > summary:hover .bill-category-name strong {
  color: var(--accent);
}

.bill-category-icon {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  flex: 0 0 auto;
  border-radius: 10px;
  color: color-mix(in srgb, var(--category, var(--accent)) 44%, #14302a);
  background: color-mix(in srgb, var(--category, var(--accent)) 17%, transparent);
  font-size: 12px;
  font-weight: 700;
}

/* 暗色下底色变深，字色要往亮端混，否则单字图标对比度不足（实测 3.2）。 */
.dark .bill-category-icon {
  color: color-mix(in srgb, var(--category, var(--accent)) 60%, #eaf5ef);
}

.bill-category-name,
.bill-ledger-row > span:nth-child(2) {
  display: flex;
  flex-direction: column;
  min-width: 0;
  gap: 3px;
}

.bill-category-name small,
.bill-ledger-row small {
  overflow: hidden;
  color: var(--ink-2);
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bill-category-bar {
  height: 7px;
  overflow: hidden;
  border-radius: 8px;
  background: var(--inset);
}

.bill-category-bar i {
  display: block;
  height: 100%;
  border-radius: inherit;
}

.bill-category-amount,
.bill-ledger-row > strong {
  text-align: right;
  font-size: 15px;
  font-variant-numeric: tabular-nums;
}

.bill-category-examples {
  padding: 0 0 12px 50px;
}

.bill-example {
  display: grid;
  grid-template-columns: minmax(120px, 1fr) 82px 90px;
  gap: 12px;
  padding: 8px 0;
  color: var(--ink-2);
  font-size: 11px;
}

.bill-example strong {
  color: var(--ink);
  text-align: right;
}

.bill-budget {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 18px;
  margin: 26px 0 0;
  padding: 16px 0;
  border-block: 1px solid var(--line);
}

.bill-budget > div {
  grid-column: 1 / -1;
  height: 7px;
  overflow: hidden;
  border-radius: 8px;
  background: var(--inset);
}

.bill-budget > div i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #2f7a5b, #54bd91);
}

.bill-budget small {
  grid-column: 1 / -1;
  color: var(--ink-2);
}

.bill-conclusion {
  margin: 28px 0 0;
  padding: 22px 24px;
  border-radius: 14px;
  background: linear-gradient(120deg, rgba(224, 247, 239, .78), rgba(233, 245, 237, .74), rgba(247, 243, 234, .7));
}

.bill-conclusion p {
  max-width: 75ch;
  margin: 8px 0 0;
  font-size: 15px;
  line-height: 1.7;
}

.bill-trend-block,
.bill-ledger-block {
  margin-top: 28px;
}

.bill-trend-block h3,
.bill-ledger-block h3,
.bill-report-notes h3 {
  margin: 0 0 14px;
  font-size: 14px;
}

.bill-trend {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(34px, 1fr));
  gap: 8px;
  min-height: 156px;
  padding: 18px 12px 8px;
  border-block: 1px solid var(--line);
}

.bill-trend-day {
  display: grid;
  grid-template-rows: 1fr auto;
  min-width: 0;
  text-align: center;
}

.bill-trend-bars {
  display: flex;
  align-items: end;
  justify-content: center;
  gap: 3px;
  height: 104px;
}

.bill-trend-bars i {
  width: 7px;
  min-height: 2px;
  border-radius: 5px 5px 2px 2px;
}

.bill-trend-bars .income {
  background: #54bd91;
}

.bill-trend-bars .outflow {
  background: #e69a74;
}

.bill-trend-day small {
  margin-top: 8px;
  color: var(--ink-2);
  font-size: 9px;
}

.bill-report-notes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(28px, 5vw, 72px);
  margin-top: 30px;
}

.bill-findings,
.bill-actions-list {
  margin: 0;
  padding-left: 20px;
  color: var(--ink-2);
  font-size: 13px;
  line-height: 1.75;
}

.bill-day {
  border-top: 1px solid var(--line);
}

.bill-day > summary {
  display: flex;
  justify-content: space-between;
  padding: 14px 0;
  cursor: pointer;
}

.bill-day > summary span {
  color: var(--ink-2);
  font-size: 12px;
}

.bill-ledger-row {
  display: grid;
  grid-template-columns: 36px minmax(160px, 1fr) auto;
  gap: 12px;
  align-items: center;
  min-height: 58px;
  padding: 8px 0 8px 14px;
  border-top: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
}

.bill-ledger-row .income {
  color: #258561;
}

.bill-ledger-row .outflow {
  color: #a8563c;
}

/* 同一对语义色在暗色底上要提亮，否则 15px 金额只有 4.0 左右。 */
.dark .bill-ledger-row .income {
  color: #4fb98a;
}

.dark .bill-ledger-row .outflow {
  color: #d18b6a;
}

.bill-method {
  margin: 24px 0 0;
  color: var(--ink-2);
  font-size: 10px;
}

@media (max-width: 760px) {
  .bill-quick-entry,
  .bill-report-heading {
    align-items: stretch;
    flex-direction: column;
  }

  .bill-chart-layout,
  .bill-report-notes {
    grid-template-columns: 1fr;
  }

  .bill-category-row > summary {
    grid-template-columns: 38px minmax(100px, 1fr) auto;
  }

  .bill-category-bar {
    display: none;
  }

  .bill-category-examples {
    padding-left: 50px;
  }

  .bill-example {
    grid-template-columns: minmax(100px, 1fr) 80px;
  }

  .bill-example small {
    display: none;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .bill-category-row > summary,
  .bill-direction-tab.button {
    transition: transform 180ms cubic-bezier(.23, 1, .32, 1), color 180ms ease-out;
  }

  .bill-category-row > summary:active,
  .bill-direction-tab.button:active {
    transform: scale(.985);
  }
}