:root{
  --ledger-ink:#18201b;
  --ledger-muted:#66736a;
  --ledger-faint:#8a958d;
  --ledger-line:#dfe4dd;
  --ledger-rule:#eef1eb;
  --ledger-paper:#fffef8;
  --ledger-sheet:#ffffff;
  --ledger-bg:#f4f1e8;
  --ledger-bg-strong:#ebe6d8;
  --cash:#0f6b45;
  --cash-deep:#0a4d35;
  --cash-soft:#e8f3ec;
  --stamp:#a33a2a;
  --stamp-soft:#f7e8e3;
  --focus:#c69214;
  --radius:8px;
  --sidebar:232px;
  --shadow:0 1px 2px #18201b0d;
}

*{box-sizing:border-box}
html{background:var(--ledger-bg)}
body{
  margin:0;
  overflow-x:hidden;
  background:var(--ledger-bg);
  color:var(--ledger-ink);
  font:14px/1.5 system-ui,"Microsoft YaHei",sans-serif;
}
button,input,select,textarea{font:inherit}
button,input,select,textarea,a{min-height:44px}
button{cursor:pointer}

.app-shell{min-height:100vh}
.sidebar{
  position:fixed;
  inset:0 auto 0 0;
  width:var(--sidebar);
  display:flex;
  flex-direction:column;
  gap:20px;
  padding:20px 16px;
  background:#fbfaf5;
  border-right:1px solid var(--ledger-line);
}
.brand{
  display:grid;
  grid-template-columns:40px 1fr;
  align-items:center;
  gap:12px;
  color:var(--ledger-ink);
  font-size:19px;
  font-weight:800;
  text-decoration:none;
}
.brand-mark{
  display:grid;
  place-items:center;
  width:40px;
  height:40px;
  border:1px solid #cdbf9f;
  border-radius:8px;
  background:#fff9e9;
  color:var(--cash-deep);
}
.brand small{
  display:block;
  margin-top:1px;
  color:var(--ledger-muted);
  font-size:12px;
  font-weight:600;
}
.primary-nav{display:grid;gap:4px}
.nav-link{
  position:relative;
  border:0;
  border-radius:6px;
  padding:9px 12px 9px 22px;
  background:transparent;
  color:#3f4b43;
  text-align:left;
  font-weight:650;
}
.nav-link::before{
  content:"";
  position:absolute;
  left:8px;
  top:50%;
  width:6px;
  height:6px;
  border-radius:50%;
  background:#b7bdaf;
  transform:translateY(-50%);
}
.nav-link:hover{background:#f0eadb;color:var(--ledger-ink)}
.nav-link.is-active{
  background:var(--cash-soft);
  color:var(--cash-deep);
}
.nav-link.is-active::before{background:var(--cash)}
.eyebrow{
  color:var(--ledger-faint);
  font-size:12px;
  font-weight:750;
  letter-spacing:0;
}

.main-content{
  width:auto;
  min-width:0;
  max-width:1600px;
  margin-left:var(--sidebar);
  padding:20px clamp(18px,2vw,30px) 32px;
}
.topbar,.top-actions,.section-heading{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.topbar{
  min-height:64px;
  margin-bottom:8px;
  border-bottom:1px solid var(--ledger-line);
}
.page-kicker{display:grid;gap:2px}
.eyebrow{margin:0;color:var(--ledger-faint)}
.topbar h1,.section-heading h2{
  margin:0;
  color:var(--ledger-ink);
  font-size:24px;
  line-height:1.2;
  letter-spacing:0;
}
.top-actions{flex-wrap:wrap;justify-content:flex-end}
.user-chip{
  display:inline-flex;
  align-items:center;
  min-height:34px;
  padding:6px 10px;
  border:1px solid var(--ledger-line);
  border-radius:999px;
  background:#fffaf2;
  color:var(--ledger-muted);
  font-weight:650;
}
button{
  border:1px solid #cfd6ce;
  border-radius:6px;
  padding:9px 13px;
  background:var(--ledger-sheet);
  color:var(--ledger-ink);
  font-weight:700;
}
button:hover{border-color:#aeb9ae;background:#fbfaf5}
button:disabled,input:disabled{opacity:.62;cursor:not-allowed}
.primary{
  color:#fff;
  background:var(--cash);
  border-color:var(--cash);
}
.primary:hover{background:var(--cash-deep);border-color:var(--cash-deep)}
.secondary{background:#fffaf2}
.danger{
  color:#fff;
  background:var(--stamp);
  border-color:var(--stamp);
}
button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,a:focus-visible{
  outline:3px solid #c6921459;
  outline-offset:2px;
}

.page-status{
  min-height:1.35em;
  margin:0 0 14px;
  color:var(--ledger-muted);
}
.page-status[data-type="error"],#form-status[data-type="error"]{font-weight:750;color:var(--stamp)}
.money-negative{color:var(--stamp)!important}
.view{display:none}
.view.is-active{display:block}
#view-dashboard.is-active{
  min-height:calc(100vh - 124px);
  display:flex;
  flex-direction:column;
}

.metrics{
  display:grid;
  grid-template-columns:minmax(190px,1.2fr) repeat(4,minmax(150px,1fr));
  gap:8px;
}
.metric-card,.card,.profit-card{
  background:var(--ledger-sheet);
  border:1px solid var(--ledger-line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.metric-card{
  min-height:92px;
  display:grid;
  align-content:space-between;
  padding:14px;
}
.metric-card span{color:var(--ledger-muted);font-weight:700}
.metric-card strong{
  display:block;
  margin-top:8px;
  color:var(--ledger-ink);
  font-size:22px;
  line-height:1.1;
  white-space:nowrap;
}
.metric-card-main{
  background:linear-gradient(180deg,#fffdf6,#f3f7ef);
  border-color:#cad8ca;
}
.metric-card-main strong{color:var(--cash-deep);font-size:28px}

.dashboard-grid{
  flex:1;
  display:grid;
  grid-template-columns:minmax(0,1.45fr) minmax(260px,.75fr);
  grid-template-rows:auto minmax(128px,1fr);
  gap:10px;
  margin-top:10px;
}
.recent{grid-column:1/-1}
.card{
  padding:16px;
  min-width:0;
}
.card-head{
  display:grid;
  gap:3px;
  margin-bottom:12px;
  border-bottom:1px solid var(--ledger-rule);
  padding-bottom:10px;
}
.card h2,.card-head h2{
  margin:0;
  color:var(--ledger-ink);
  font-size:17px;
  line-height:1.25;
}
.empty-state{
  color:var(--ledger-muted);
  text-align:center;
  padding:26px 8px;
}
.empty-action{
  display:grid;
  justify-items:center;
  gap:10px;
  padding:22px 8px 24px;
  color:var(--ledger-muted);
  text-align:center;
}
.empty-action strong{color:var(--ledger-ink)}
.empty-action p{max-width:360px;margin:0}
.empty-action button{min-width:150px}
#daily-profit-chart{padding:0;text-align:left}
.profit-line-chart{display:block;width:100%;height:auto;min-height:220px}
.profit-line-grid{stroke:var(--ledger-rule);stroke-width:1}
.profit-line-zero{stroke:var(--ledger-muted);stroke-width:1.25}
.profit-line-path{
  fill:none;
  stroke:var(--cash);
  stroke-width:2.5;
  stroke-linecap:round;
  stroke-linejoin:round;
  vector-effect:non-scaling-stroke;
}
.profit-line-point{
  fill:var(--ledger-sheet);
  stroke:var(--cash);
  stroke-width:2;
  vector-effect:non-scaling-stroke;
}
.profit-line-axis{fill:var(--ledger-muted);font-size:11px;font-variant-numeric:tabular-nums}
.daily-chart-summary{margin:8px 0 0;color:var(--ledger-muted);font-size:12px;text-align:right}
#platform-contribution ol,#recent-orders ul{
  display:grid;
  gap:8px;
  margin:0;
  padding:0;
  list-style:none;
}
#recent-orders li{
  display:grid;
  grid-template-columns:1fr auto;
  gap:10px;
  align-items:center;
  padding:10px 0;
  border-bottom:1px solid var(--ledger-rule);
}
#recent-orders li{grid-template-columns:96px 1fr auto}
#recent-orders span{color:var(--ledger-muted)}
#platform-contribution{padding:2px 0 0;text-align:left}
#platform-contribution .platform-chart{gap:14px}
.platform-chart-row{
  display:grid;
  gap:8px;
  padding:0 0 14px;
  border-bottom:1px solid var(--ledger-rule);
}
.platform-chart-row:last-child{padding-bottom:0;border-bottom:0}
.platform-chart-meta{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  align-items:end;
  gap:12px;
}
.platform-chart-label{display:grid;gap:2px;min-width:0}
.platform-chart-label strong{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.platform-chart-label span{color:var(--ledger-muted);font-size:12px}
.platform-chart-meta b{color:var(--cash-deep);font-variant-numeric:tabular-nums;white-space:nowrap}
.platform-chart-track{
  height:8px;
  overflow:hidden;
  border-radius:4px;
  background:var(--ledger-rule);
}
.platform-chart-bar{
  display:block;
  height:100%;
  border-radius:inherit;
  background:var(--cash);
}
.platform-chart-bar.is-negative{background:var(--stamp)}

.section-heading{
  margin:4px 0 14px;
  padding-bottom:12px;
  border-bottom:1px solid var(--ledger-line);
}
.form-layout,.records-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:14px;
  align-items:start;
}
.form-groups{display:grid;gap:12px}
fieldset{
  margin:0;
  border:1px solid var(--ledger-line);
  border-radius:var(--radius);
  padding:16px;
  background:var(--ledger-sheet);
}
legend{
  padding:0 6px;
  color:var(--cash-deep);
  font-weight:800;
}
.field-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:12px;
}
label{
  display:grid;
  gap:6px;
  color:#344039;
  font-weight:720;
}
label span{color:#4c5850}
.wide{grid-column:1/-1}
input,select,textarea{
  width:100%;
  border:1px solid #cfd6ce;
  border-radius:6px;
  padding:10px 11px;
  background:#fffefb;
  color:var(--ledger-ink);
}
input:focus,select:focus,textarea:focus{
  border-color:var(--focus);
  outline:0;
  box-shadow:0 0 0 3px #c6921424;
}
input[aria-invalid="true"],select[aria-invalid="true"],textarea[aria-invalid="true"]{
  border-color:var(--stamp);
  box-shadow:0 0 0 3px #a33a2a1f;
}
textarea{resize:vertical}
.profit-card{
  position:sticky;
  top:18px;
  display:grid;
  gap:10px;
  padding:18px;
  background:#fffaf0;
}
.profit-card p{margin:0;color:var(--ledger-muted)}
.profit-card strong{
  display:block;
  color:var(--cash-deep);
  font-size:32px;
  line-height:1.1;
}
.profit-card button{width:100%}
#form-status{min-height:20px;margin:-4px 0 12px}

.filters{
  display:grid;
  grid-template-columns:repeat(6,minmax(120px,1fr));
  gap:10px;
  margin:0 0 12px;
  padding:12px;
  border:1px solid var(--ledger-line);
  border-radius:var(--radius);
  background:#fffaf2;
}
.filters label{gap:5px}
.table-card{padding:0;overflow:hidden}
table{
  width:100%;
  border-collapse:collapse;
  background:var(--ledger-sheet);
}
th,td{
  padding:12px 14px;
  border-bottom:1px solid var(--ledger-rule);
  text-align:left;
  white-space:nowrap;
}
th{
  color:var(--ledger-muted);
  background:#fbfaf5;
  font-size:12px;
  font-weight:800;
}
tbody tr{transition:background-color .15s ease}
tbody tr:hover{background:#f7f2e6}
tbody tr:focus-visible{outline:3px solid #c6921459;outline-offset:-3px}
tbody td:last-child{font-weight:800;color:var(--cash-deep)}
.pagination{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:14px;
  flex-wrap:wrap;
  background:#fbfaf5;
}
.detail-panel{
  min-height:240px;
  position:sticky;
  top:18px;
}
.detail-panel dl{display:grid;gap:8px;margin:0 0 16px}
.detail-panel div{display:grid;grid-template-columns:84px 1fr;gap:8px}
.detail-panel dt{color:var(--ledger-muted)}
.detail-panel dd{margin:0;color:var(--ledger-ink);word-break:break-word}
.detail-actions{display:flex;gap:8px;flex-wrap:wrap}

.toast-region{position:fixed;right:20px;bottom:20px}
dialog{
  width:min(420px,calc(100% - 32px));
  border:1px solid var(--ledger-line);
  border-radius:var(--radius);
  background:var(--ledger-sheet);
  box-shadow:0 18px 46px #18201b30;
}
dialog::backdrop{background:#18201b66}
menu{display:flex;justify-content:flex-end;gap:8px;padding:0;margin:18px 0 0}

@media(prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important;transition:none!important}
}

@media(min-width:1280px){
  .sidebar{position:fixed;width:var(--sidebar)}
  .main-content{margin-left:var(--sidebar)}
  .form-layout,.records-layout{grid-template-columns:minmax(0,1fr) 320px}
  .metrics{grid-template-columns:minmax(190px,1.2fr) repeat(4,minmax(150px,1fr))}
}

@media(min-width:1280px) and (max-width:1480px){
  .metrics{grid-template-columns:repeat(3,minmax(0,1fr))}
  .dashboard-grid{grid-template-columns:1fr;grid-template-rows:auto auto minmax(128px,1fr)}
}

@media(min-width:768px) and (max-width:1279px){
  .sidebar{
    position:static;
    width:auto;
    padding:14px 18px;
    border-right:0;
    border-bottom:1px solid var(--ledger-line);
  }
  .brand{grid-template-columns:38px auto}
  .brand-mark{width:38px;height:38px}
  .primary-nav{display:flex;overflow:auto}
  .main-content{width:auto;margin:0;padding:22px}
  #view-dashboard.is-active{min-height:0;display:block}
  #view-dashboard .dashboard-grid{grid-template-rows:none}
  .form-layout,.records-layout{grid-template-columns:1fr}
  .profit-card,.detail-panel{position:static}
  .metrics{grid-template-columns:repeat(3,1fr)}
  .dashboard-grid{grid-template-columns:1fr 1fr}
  .filters{grid-template-columns:repeat(3,1fr)}
}

@media(max-width:767px){
  body{background:var(--ledger-bg)}
  .sidebar{
    position:static;
    width:auto;
    padding:12px;
    gap:12px;
    border-right:0;
    border-bottom:1px solid var(--ledger-line);
  }
  .brand{grid-template-columns:38px auto}
  .brand-mark{width:38px;height:38px}
  .primary-nav{display:flex;overflow:auto}
  .nav-link{white-space:nowrap;padding:10px 12px 10px 20px}
  .main-content{width:auto;margin:0;padding:14px;padding-right:68px}
  #view-dashboard.is-active{min-height:0;display:block}
  #view-dashboard .dashboard-grid{grid-template-rows:none}
  .topbar,.top-actions,.section-heading{align-items:stretch;flex-direction:column}
  .topbar{min-height:0;padding-bottom:14px}
  .top-actions button,.section-heading button,dialog button{width:100%}
  .metrics,.field-grid,.form-layout,.records-layout,.dashboard-grid,.filters{grid-template-columns:1fr}
  .profit-card,.detail-panel{position:static}
  .orders-table,.orders-table thead,.orders-table tbody,.orders-table tr,.orders-table th,.orders-table td{display:block}
  .orders-table thead{display:none}
  .orders-table tr{border-bottom:1px solid var(--ledger-line);padding:10px 0}
  .orders-table td{border:0;white-space:normal;padding:7px 14px}
  .orders-table td::before{
    content:attr(data-label);
    display:block;
    color:var(--ledger-muted);
    font-size:12px;
    font-weight:800;
  }
  .orders-table td:empty{display:none}
  #recent-orders li,#platform-contribution li{grid-template-columns:1fr}
  menu{display:grid}
}