:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --panel: #ffffff;
  --text: #172033;
  --muted: #647086;
  --line: #e2e8f0;
  --brand: #146ef5;
  --green: #0f9f6e;
  --orange: #d97706;
  --red: #dc2626;
  --shadow: 0 12px 32px rgba(18, 32, 55, 0.08);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 28px 36px 22px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}

h1, h2, p { margin: 0; }
h1 { font-size: 28px; line-height: 1.25; letter-spacing: 0; }
h2 { font-size: 18px; letter-spacing: 0; }
.topbar p { margin-top: 8px; color: var(--muted); font-size: 14px; }
.top-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.top-nav a {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: #fff;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}
.top-nav a.active,
.top-nav a:hover {
  color: var(--brand);
  background: #eaf2ff;
  border-color: rgba(20,110,245,.25);
}

.date-picker {
  min-width: 210px;
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
}
.date-picker select,
.calendar-trigger {
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 0 12px;
  font-size: 15px;
  background: #fff;
  color: var(--text);
}
.calendar-picker { position: relative; }
.calendar-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font: inherit;
  font-size: 15px;
}
.calendar-trigger:focus-visible,
.calendar-nav:focus-visible,
.calendar-day:focus-visible {
  outline: 2px solid rgba(20,110,245,.35);
  outline-offset: 2px;
}
.calendar-chevron { color: var(--muted); font-size: 12px; }
.calendar-popover {
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  width: 306px;
  z-index: 20;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 12px;
}
.calendar-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.calendar-head strong { color: var(--text); font-size: 15px; }
.calendar-nav {
  width: 30px;
  height: 30px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  color: var(--text);
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
}
.calendar-weekdays,
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}
.calendar-weekdays {
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}
.calendar-day {
  position: relative;
  height: 34px;
  border: 1px solid transparent;
  border-radius: 6px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font-size: 13px;
}
.calendar-day.has-data { font-weight: 700; }
.calendar-day.has-data::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 4px;
  width: 4px;
  height: 4px;
  transform: translateX(-50%);
  border-radius: 50%;
  background: var(--brand);
}
.calendar-day.selected {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}
.calendar-day.selected::after { background: #fff; }
.calendar-day:not(:disabled):hover { border-color: rgba(20,110,245,.35); background: #f8fbff; }
.calendar-day.selected:hover { background: var(--brand); }
.calendar-day:disabled {
  color: #c4ccd8;
  cursor: default;
}
.calendar-day.empty { visibility: hidden; }
.topbar-actions, .admin-actions {
  display: flex;
  align-items: end;
  gap: 12px;
}
.admin-actions form { margin: 0; }
.secondary-btn, .primary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  border-radius: 6px;
  padding: 0 14px;
  font-size: 14px;
  text-decoration: none;
  cursor: pointer;
}
.secondary-btn { border: 1px solid var(--line); color: var(--text); background: #fff; }
.primary-btn { border: 1px solid var(--brand); color: #fff; background: var(--brand); }

main { padding: 24px 36px 42px; }
.page-intro {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 18px;
  margin-bottom: 18px;
  background: linear-gradient(135deg, #fff 0%, #f8fbff 100%);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.page-intro p {
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}
.section-title { margin-bottom: 14px; }
.date-context { margin-top: 6px; color: var(--muted); font-size: 14px; }
.eyebrow { display: block; color: #be123c; font-size: 13px; font-weight: 700; margin-bottom: 5px; }
.sales-title-row {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
}

.live-strip, .yesterday-section, .accumulated-section, .panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.live-strip { padding: 18px; margin-bottom: 18px; }
.live-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}
.live-grid div {
  min-height: 86px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 16px;
  display: grid;
  align-content: space-between;
  background: #f8fafc;
}
.live-grid span, .kpi span { color: var(--muted); font-size: 13px; }
.live-grid strong { font-size: 24px; letter-spacing: 0; }
.live-grid small { color: var(--muted); font-size: 12px; line-height: 1.35; }

.yesterday-section, .accumulated-section { padding: 18px; }
.accumulated-section { margin-top: 18px; }
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}
.kpi {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  min-height: 160px;
  display: grid;
  gap: 10px;
  align-content: start;
}
.kpi strong { font-size: 27px; line-height: 1.15; letter-spacing: 0; }
.kpi.primary { border-color: rgba(20,110,245,.35); }
.kpi.primary strong { color: var(--brand); }
.compare-lines { display: grid; gap: 4px; color: var(--muted); font-size: 12px; line-height: 1.35; }
.compare { font-variant-numeric: tabular-nums; font-weight: 700; }
.compare.up { color: var(--green); }
.compare.down { color: var(--red); }
.compare.flat, .compare.muted { color: var(--muted); }
.muted-note { color: var(--muted); font-size: 12px; }

.accumulated-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.accumulated {
  min-height: 160px;
  align-content: start;
}
.accumulated.primary strong {
  color: var(--brand);
}
.analysis-section { margin-top: 18px; }
.analysis-head { align-items: flex-start; }
.analysis-summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}
.analysis-card {
  min-height: 102px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 16px;
  background: #fff;
  display: grid;
  align-content: space-between;
  gap: 8px;
}
.analysis-card.primary { border-color: rgba(20,110,245,.35); }
.analysis-card span { color: var(--muted); font-size: 13px; }
.analysis-card strong { color: var(--text); font-size: 24px; line-height: 1.15; }
.analysis-card.primary strong { color: var(--brand); }
.analysis-card small { color: var(--muted); font-size: 12px; line-height: 1.35; }
.analysis-content-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(260px, .75fr);
  gap: 16px;
  align-items: stretch;
}
.insight-list {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 16px;
  background: #f8fafc;
  display: grid;
  gap: 10px;
  align-content: start;
}
.insight-item {
  color: var(--text);
  font-size: 13px;
  line-height: 1.45;
  padding-left: 12px;
  border-left: 3px solid rgba(20,110,245,.3);
}
.placeholder-section { margin-top: 18px; }
.placeholder-panel {
  display: grid;
  gap: 16px;
}
.placeholder-panel p {
  margin-top: 8px;
  color: var(--muted);
  line-height: 1.55;
  font-size: 14px;
}
.placeholder-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.placeholder-grid div {
  min-height: 78px;
  display: grid;
  align-content: center;
  gap: 6px;
  padding: 14px 16px;
  border: 1px dashed rgba(100,112,134,.35);
  border-radius: 8px;
  background: #f8fafc;
}
.placeholder-grid strong {
  color: var(--text);
  font-size: 15px;
}
.placeholder-grid span {
  color: var(--muted);
  font-size: 13px;
}
.revenue-section { margin-top: 18px; }
.revenue-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 16px;
}
.revenue-grid.two-col { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.rank-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 14px 16px;
  min-width: 0;
}
.rank-panel h3 {
  margin: 0 0 12px;
  font-size: 15px;
  line-height: 1.3;
}
.mini-rank-list,
.table-rank-list {
  display: grid;
  gap: 10px;
}
.mini-rank-item {
  display: grid;
  gap: 6px;
}
.mini-rank-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 13px;
}
.mini-rank-head strong { color: var(--text); }
.mini-rank-head span { color: var(--muted); font-variant-numeric: tabular-nums; }
.mini-rank-bar {
  height: 8px;
  border-radius: 999px;
  background: #eef2f7;
  overflow: hidden;
}
.mini-rank-bar i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--brand), #65a3ff);
}
.mini-rank-meta { color: var(--muted); font-size: 12px; }
.table-rank-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid #edf2f7;
}
.table-rank-row:last-child { border-bottom: 0; }
.table-rank-name {
  min-width: 0;
  display: grid;
  gap: 4px;
}
.table-rank-name strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
}
.table-rank-name span,
.table-rank-value span {
  color: var(--muted);
  font-size: 12px;
}
.table-rank-value {
  text-align: right;
  display: grid;
  gap: 4px;
  font-variant-numeric: tabular-nums;
}
.table-rank-value strong { color: var(--brand); font-size: 13px; }
.watch-panel { margin-top: 16px; background: #fff; }
.asset-section { margin-top: 18px; }
.asset-empty {
  margin-top: 16px;
  padding: 18px;
  border: 1px dashed rgba(100,112,134,.35);
  border-radius: 8px;
  background: #f8fafc;
  display: grid;
  gap: 8px;
}
.asset-empty strong { color: var(--text); font-size: 15px; }
.asset-empty span { color: var(--muted); font-size: 13px; line-height: 1.55; }
.toggle-buttons {
  display: flex;
  gap: 6px;
}
.toggle-btn {
  height: 32px;
  padding: 0 12px;
  font-size: 13px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  border-radius: 4px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.toggle-btn.active {
  background: var(--brand);
  color: #fff;
  border-color: var(--brand);
}
.toggle-btn:hover:not(.active) {
  background: #f8fafc;
}

.chart-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 18px;
}
.panel { padding: 18px; min-width: 0; }
.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.panel-head span { color: var(--muted); font-size: 13px; }
.chart-box { height: 320px; position: relative; }

.rank-list { display: grid; gap: 12px; padding-top: 2px; }
.rank-item { display: grid; grid-template-columns: 92px 1fr 88px; gap: 10px; align-items: center; font-size: 13px; }
.rank-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rank-track { height: 12px; background: #edf2f7; border-radius: 999px; overflow: hidden; }
.rank-fill { height: 100%; min-width: 3px; background: linear-gradient(90deg, #146ef5, #0f9f6e); border-radius: 999px; }
.rank-value { text-align: right; color: var(--muted); font-variant-numeric: tabular-nums; }

.table-panel { margin-top: 18px; }
.table-wrap { overflow: auto; border: 1px solid var(--line); border-radius: 6px; }
table { width: 100%; border-collapse: collapse; font-size: 14px; background: #fff; }
th, td { padding: 12px 14px; border-bottom: 1px solid var(--line); text-align: left; white-space: nowrap; }
th { color: var(--muted); font-weight: 600; background: #f8fafc; }
td.num { text-align: right; font-variant-numeric: tabular-nums; }
tbody tr:hover { background: #f8fbff; }

.login-page { min-height: 100vh; display: grid; place-items: center; }
.login-wrap { width: min(420px, calc(100vw - 32px)); padding: 0; }
.login-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 28px;
  display: grid;
  gap: 16px;
}
.login-card h1 { font-size: 24px; }
.login-card p { color: var(--muted); }
.login-card label, .merchant-card label { display: grid; gap: 7px; color: var(--muted); font-size: 13px; }
.login-card input, .merchant-card input, .merchant-card textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  min-height: 38px;
  padding: 8px 10px;
  font: inherit;
  color: var(--text);
  background: #fff;
}
.login-card textarea, .merchant-card textarea { resize: vertical; }
.error-box { background: #fff1f2; color: #be123c; border: 1px solid #fecdd3; border-radius: 6px; padding: 10px 12px; font-size: 14px; }
.plain-link { color: var(--muted); text-align: center; text-decoration: none; font-size: 14px; }

.merchant-editor { display: grid; gap: 14px; }
.import-tools { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 16px; }
.import-tools form { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 0; }
.import-tools input[type="file"] { border: 1px solid var(--line); border-radius: 6px; padding: 8px; background: #fff; }
.merchant-card { border: 1px solid var(--line); border-radius: 8px; padding: 16px; display: grid; gap: 14px; background: #fff; }
.merchant-title { display: flex; justify-content: space-between; gap: 12px; align-items: center; }
.merchant-title strong { display: block; font-size: 16px; }
.merchant-title span { color: var(--muted); font-size: 12px; }
.checkline { display: flex !important; grid-template-columns: none; align-items: center; gap: 8px !important; white-space: nowrap; color: var(--text) !important; }
.checkline input { width: auto; min-height: auto; }
.form-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }
.note-field { display: grid; }
.card-actions { display: flex; justify-content: flex-end; }

@media (max-width: 1100px) {
  .kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .topbar { align-items: stretch; flex-direction: column; padding: 22px 18px; }
  main { padding: 18px; }
  .topbar-actions, .admin-actions, .top-nav { align-items: stretch; flex-direction: column; }
  .sales-title-row { align-items: stretch; flex-direction: column; }
  .live-grid, .kpi-grid, .accumulated-grid, .chart-grid, .analysis-summary-grid, .analysis-content-grid, .placeholder-grid, .revenue-grid, .revenue-grid.two-col { grid-template-columns: 1fr; }
  .chart-box { height: 280px; }
  .rank-item { grid-template-columns: 84px 1fr 78px; }
  .form-grid { grid-template-columns: 1fr; }
  .merchant-title { align-items: flex-start; flex-direction: column; }
  h1 { font-size: 23px; }
}