:root {
  color-scheme: light;
  --navy: #0b1d42;
  --navy-soft: #142b55;
  --blue: #185adc;
  --blue-soft: #eaf1ff;
  --text: #171c26;
  --muted: #5a6472;
  --line: #d4dae3;
  --surface: #f6f8fb;
  --good: #16794b;
  --danger: #a52828;
  --radius: 8px;
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", system-ui, sans-serif;
  color: var(--text);
  background: #fff;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; margin: 0; }
body { font-size: 15px; line-height: 1.55; }
a { color: var(--blue); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: #1048ba; }
button, input, select, textarea { font: inherit; }
button, .button { min-height: 42px; }
:focus-visible { outline: 3px solid #70a5ff; outline-offset: 2px; }

.app-shell { min-height: 100vh; display: grid; grid-template-columns: 248px minmax(0, 1fr); }
.sidebar { background: var(--navy); color: #fff; min-height: 100vh; padding: 24px 12px; }
.brand { display: flex; flex-direction: column; gap: 1px; padding: 0 16px 32px; color: #fff; text-decoration: none; }
.brand-mark { font-size: 27px; font-weight: 750; letter-spacing: .08em; line-height: 1.2; }
.brand-subtitle { font-size: 15px; letter-spacing: .02em; color: #d8e2f3; }
.main-nav { display: grid; gap: 7px; }
.main-nav a { display: flex; align-items: center; gap: 14px; min-height: 48px; padding: 10px 14px; border-radius: 7px; color: #f3f6fc; text-decoration: none; font-size: 15px; font-weight: 550; }
.main-nav a:hover { background: var(--navy-soft); }
.main-nav a[aria-current="page"] { background: #194fbc; color: #fff; }
.nav-icon { width: 21px; height: 21px; flex: 0 0 21px; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.mobile-menu { display: none; }
.main-area { min-width: 0; }
.topbar { min-height: 68px; display: flex; justify-content: flex-end; align-items: center; gap: 18px; padding: 10px clamp(18px, 3vw, 44px); border-bottom: 1px solid var(--line); }
.account-control { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 13px; }
.account-control form { margin: 0; }
.account-control button { border: 0; min-height: 32px; padding: 0 10px; background: transparent; color: var(--blue); cursor: pointer; }
.page { width: min(100%, 1220px); margin: 0 auto; padding: 38px clamp(18px, 3vw, 44px) 64px; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 8px; font-size: clamp(28px, 3vw, 36px); line-height: 1.2; letter-spacing: -.025em; }
h2 { margin-bottom: 17px; font-size: 23px; line-height: 1.3; letter-spacing: -.015em; }
h3 { margin-bottom: 10px; font-size: 17px; }
.page-intro { max-width: 790px; margin: 0 0 24px; color: var(--muted); font-size: 16px; }
.page-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.page-header-copy { min-width: 0; }
.eyebrow { margin-bottom: 5px; color: var(--muted); font-size: 12px; font-weight: 650; letter-spacing: .06em; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 0 16px; border: 1px solid var(--blue); border-radius: 6px; background: var(--blue); color: #fff; text-decoration: none; font-weight: 650; cursor: pointer; }
.button:hover { background: #1048ba; color: #fff; }
.button.secondary { border-color: var(--line); background: #fff; color: var(--text); }
.button.secondary:hover { border-color: #9ca8b8; background: var(--surface); }
.button.danger { border-color: var(--danger); background: var(--danger); }
.button.small { min-height: 36px; padding: 0 12px; font-size: 13px; }
.button-row { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; }
.text-link { font-weight: 600; }
.platform-links { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 18px; padding: 0 0 20px; }
.platform-links a { font-size: 16px; font-weight: 560; }
.platform-links a + a { border-left: 1px solid var(--line); padding-left: 18px; }
.plain-note { margin: 2px 0 0; color: var(--text); }
.section { padding: 27px 0 30px; border-top: 1px solid var(--line); }
.section:first-child { border-top: 0; }
.section-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 14px; }
.section-head h2 { margin: 0; }
.table-wrap { max-width: 100%; border: 1px solid var(--line); border-radius: 4px; overflow: hidden; }
.pagination { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin: 14px 0 8px; padding: 12px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.pagination-summary { margin: 0; color: var(--muted); font-size: 13px; }
.pagination-controls, .pagination-jump { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.pagination-jump { margin: 0; }
.pagination-jump label, .pagination-jump span { font-size: 13px; }
.pagination-jump input { width: 72px; min-height: 38px; padding: 6px 8px; border: 1px solid #aab4c2; border-radius: 5px; background: #fff; }
.pagination-disabled { display: inline-flex; align-items: center; min-height: 36px; padding: 0 8px; color: #7a8492; font-size: 13px; }
.data-table { width: 100%; border-collapse: collapse; table-layout: fixed; }
.data-table th, .data-table td { padding: 12px 15px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; overflow-wrap: anywhere; }
.data-table th { background: #f0f3f8; font-size: 13px; font-weight: 680; color: #273244; }
.data-table tr:last-child td { border-bottom: 0; }
.data-table td { font-size: 14px; }
.empty-state { padding: 30px 18px; color: var(--muted); text-align: center; }
.below-table-action { margin-top: 16px; }
.ledger-legend { display: flex; flex-wrap: wrap; gap: 12px 28px; color: var(--muted); }
.ledger-categories { display: flex; flex-wrap: wrap; gap: 10px 20px; margin: 0 0 18px; }
.ledger-categories span { padding-right: 18px; border-right: 1px solid var(--line); }
.ledger-categories span:last-child { border-right: 0; }
.legend-item { display: inline-flex; align-items: center; gap: 8px; }
.legend-swatch { width: 12px; height: 12px; border-radius: 3px; background: #468af0; }
.legend-swatch.customer { background: #36ad73; }
.legend-swatch.other { background: #b8c0cb; }
.panel { padding: 18px 20px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.panel + .panel { margin-top: 18px; }
.panel.subtle { background: var(--surface); }
.form-shell { max-width: 790px; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 20px; }
.field { min-width: 0; }
.field.wide { grid-column: 1 / -1; }
.field label { display: block; margin-bottom: 6px; font-size: 13px; font-weight: 650; }
.field input, .field select, .field textarea { display: block; width: 100%; min-height: 42px; padding: 9px 11px; border: 1px solid #aab4c2; border-radius: 5px; background: #fff; color: var(--text); }
.field textarea { min-height: 96px; resize: vertical; }
.field input[type="checkbox"] { display: inline-block; width: 18px; min-height: 18px; vertical-align: middle; }
.field .helptext { display: block; margin-top: 5px; color: var(--muted); font-size: 12px; }
.field .errorlist, .errorlist { margin: 4px 0 0; padding-left: 18px; color: var(--danger); font-size: 13px; }
.form-errors { margin: 0 0 16px; padding: 12px 14px; border: 1px solid #e7b8b8; border-radius: 5px; color: var(--danger); background: #fff8f8; }
.form-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.message-list { margin: 0 0 20px; padding: 0; list-style: none; }
.message-list li { padding: 10px 13px; border-left: 3px solid var(--blue); background: var(--blue-soft); }
.message-list li.success { border-color: var(--good); background: #edf8f1; }
.message-list li.error { border-color: var(--danger); background: #fff5f5; }
.definition-list { display: grid; grid-template-columns: 170px minmax(0, 1fr); gap: 9px 18px; margin: 0; }
.definition-list dt { color: var(--muted); }
.definition-list dd { min-width: 0; margin: 0; overflow-wrap: anywhere; }
.pre-wrap { white-space: pre-wrap; overflow-wrap: anywhere; }
.status { display: inline-flex; align-items: center; min-height: 25px; padding: 2px 8px; border: 1px solid var(--line); border-radius: 999px; background: #f7f8fa; color: #3d4755; font-size: 12px; }
.status.good { border-color: #b6dfc9; background: #eff9f3; color: #146a41; }
.status.warn { border-color: #ead8a5; background: #fff9e8; color: #72560d; }
.status.bad { border-color: #e9baba; background: #fff5f5; color: #8b2222; }
.currency-group + .currency-group { margin-top: 22px; }
.money { white-space: normal; font-variant-numeric: tabular-nums; }
.login-page { min-height: 100vh; display: grid; place-items: center; padding: 24px; background: #fff; }
.login-panel { width: min(100%, 500px); padding: 35px; border: 1px solid var(--line); border-radius: 10px; background: #fff; box-shadow: 0 16px 50px rgba(20, 36, 64, .08); }
.login-brand { margin-bottom: 23px; color: var(--navy); font-size: 15px; font-weight: 650; }
.login-brand strong { display: block; font-size: 25px; letter-spacing: .06em; }
.login-panel h1 { margin-bottom: 10px; font-size: 30px; }
.login-copy { margin-bottom: 24px; color: var(--muted); }
.login-status { margin: 16px 0; padding: 13px 15px; border-left: 3px solid #b98518; background: #fff9e8; color: #5d4a1a; }
.login-status.error { border-color: var(--danger); background: #fff6f6; color: #842323; }
.request-code { margin: 16px 0; padding: 13px 15px; border: 1px dashed #9eaabc; border-radius: 5px; font: 700 19px ui-monospace, monospace; letter-spacing: .14em; }
.muted { color: var(--muted); }
.detail-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.detail-grid > .panel { min-width: 0; }
.subsection { padding-top: 22px; margin-top: 22px; border-top: 1px solid var(--line); }
.collection-accordion { min-width: 0; }
.collection-summary { display: flex; align-items: center; justify-content: space-between; gap: 12px; list-style: none; cursor: pointer; }
.collection-summary::-webkit-details-marker { display: none; }
.collection-summary > span:first-child { min-width: 0; }
.collection-title { display: block; margin-bottom: 4px; font-size: 21px; font-weight: 700; line-height: 1.35; overflow-wrap: anywhere; }
.collection-indicator { display: grid; width: 34px; height: 34px; flex: 0 0 34px; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--blue); background: #fff; }
.collection-indicator::before { content: "+"; font-size: 20px; line-height: 1; }
.collection-accordion[open] .collection-indicator::before { content: "−"; }
.collection-content { margin-top: 16px; }
.inline-form { display: inline; }
.inline-form button { border: 0; padding: 2px; background: transparent; color: var(--blue); cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }

@media (max-width: 760px) {
  .app-shell { display: block; }
  .sidebar { min-height: 0; padding: 0 16px; }
  .sidebar-top { min-height: 70px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
  .brand { padding: 10px 0; }
  .brand-mark { font-size: 21px; }
  .brand-subtitle { font-size: 12px; }
  .mobile-menu { display: block; }
  .mobile-menu summary { display: flex; align-items: center; min-height: 40px; padding: 0 11px; border: 1px solid rgba(255,255,255,.35); border-radius: 5px; color: #fff; cursor: pointer; list-style: none; font-size: 13px; }
  .mobile-menu summary::-webkit-details-marker { display: none; }
  .mobile-menu[open] { position: relative; }
  .mobile-menu[open] .main-nav { position: absolute; z-index: 5; top: 46px; right: 0; width: min(270px, calc(100vw - 32px)); padding: 9px; border: 1px solid #29436c; border-radius: 7px; background: var(--navy); box-shadow: 0 12px 30px rgba(0,0,0,.18); }
  .desktop-nav { display: none; }
  .topbar { min-height: 52px; justify-content: flex-end; padding: 6px 18px; }
  .page { padding: 26px 18px 48px; }
  .page-header { flex-direction: column; align-items: stretch; gap: 12px; }
  .page-header .button-row { width: 100%; }
  .page-header .button { width: 100%; }
  .platform-links { align-items: flex-start; flex-direction: column; gap: 10px; }
  .platform-links a + a { padding-left: 0; border-left: 0; }
  .section { padding: 22px 0 25px; }
  .section-head { align-items: flex-start; flex-direction: column; }
  .table-wrap { border: 0; overflow: visible; }
  .data-table, .data-table tbody, .data-table tr, .data-table td { display: block; width: 100%; }
  .data-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; }
  .data-table tr { margin: 0 0 12px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 6px; background: #fff; }
  .data-table td { display: grid; grid-template-columns: minmax(92px, 38%) minmax(0, 1fr); gap: 10px; padding: 8px 0; border-bottom: 1px solid #e7eaf0; }
  .data-table td:last-child { border-bottom: 0; }
  .data-table td::before { content: attr(data-label); color: var(--muted); font-size: 12px; font-weight: 650; }
  .data-table .empty-cell { display: block; padding: 19px 5px; text-align: center; }
  .data-table .empty-cell::before { display: none; }
  .pagination { align-items: flex-start; flex-direction: column; }
  .pagination-controls { width: 100%; }
  .pagination-jump { flex: 1 1 100%; }
  .form-grid, .detail-grid { grid-template-columns: minmax(0, 1fr); }
  .field.wide { grid-column: auto; }
  .form-actions .button { flex: 1 1 100%; }
  .definition-list { grid-template-columns: 1fr; gap: 2px; }
  .definition-list dd { margin-bottom: 10px; }
  .login-panel { padding: 24px 20px; }
  .ledger-categories { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .ledger-categories span { padding: 0; border: 0; }
}

@media (max-width: 360px) {
  body { font-size: 14px; }
  .page { padding-inline: 14px; }
  .data-table tr { padding-inline: 10px; }
  .data-table td { grid-template-columns: minmax(78px, 34%) minmax(0, 1fr); gap: 7px; }
  .ledger-categories { grid-template-columns: 1fr; }
}