:root {
  color-scheme: light;
  --bg: #edf3fa;
  --bg-warm: #f4f8fc;
  --paper: rgba(255, 255, 255, 0.92);
  --paper-strong: #ffffff;
  --sidebar: #d2e2f4;
  --sidebar-soft: #edf5fe;
  --sidebar-ink: #20324c;
  --sidebar-ink-soft: #6d7f97;
  --sidebar-border: rgba(76, 103, 141, 0.16);
  --sidebar-surface: rgba(242, 247, 253, 0.92);
  --ink: #1b2638;
  --ink-soft: #5f6e83;
  --line: rgba(27, 38, 56, 0.1);
  --line-strong: rgba(27, 38, 56, 0.16);
  --shadow: 0 24px 70px rgba(17, 32, 55, 0.12);
  --blue-300: #659ff9;
  --blue-400: #2786ec;
  --blue-500: #2177d2;
  --blue-700: #124b89;
  --orange-300: #fd8855;
  --orange-400: #e96c19;
  --orange-500: #c85c14;
  --orange-700: #873c0a;
  --green: #0f8f72;
  --red: #c24132;
  --font-ui: "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

:root.dark {
  color-scheme: dark;
  --bg: #0c1524;
  --bg-warm: #121b2c;
  --paper: rgba(18, 27, 42, 0.92);
  --paper-strong: #162033;
  --sidebar: #111b2d;
  --sidebar-soft: #1d2940;
  --sidebar-ink: #edf3ff;
  --sidebar-ink-soft: #9aa8bf;
  --sidebar-border: rgba(160, 183, 222, 0.14);
  --sidebar-surface: rgba(28, 39, 58, 0.94);
  --ink: #edf3ff;
  --ink-soft: #96a6bd;
  --line: rgba(160, 183, 222, 0.14);
  --line-strong: rgba(160, 183, 222, 0.22);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 18% 8%, rgba(102, 152, 255, 0.17), transparent 30%),
    linear-gradient(135deg, var(--bg) 0%, var(--bg-warm) 100%);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.5;
  letter-spacing: 0;
}

button,
select,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

button:disabled {
  cursor: wait;
  opacity: 0.65;
}

.app {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 356px minmax(0, 1fr);
}

.app.sidebar-collapsed {
  grid-template-columns: 88px minmax(0, 1fr);
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: auto;
  padding: 16px;
  color: var(--sidebar-ink);
  background:
    radial-gradient(circle at 12% 12%, rgba(86, 141, 232, 0.2), transparent 34%),
    linear-gradient(180deg, var(--sidebar-soft), var(--sidebar));
  border-right: 1px solid var(--sidebar-border);
}

.sidebar-toolbar {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
  margin-bottom: 12px;
}

.sidebar-back-link,
.theme-toggle,
.sidebar-toggle,
.side-mini-button,
.calendar-arrow,
.mini-select,
.calendar-mode,
.inline-action,
.icon-button {
  min-height: 38px;
  border: 1px solid var(--sidebar-border);
  border-radius: 8px;
  background: var(--sidebar-surface);
  color: inherit;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 0 12px;
}

.inline-action {
  border-color: var(--line);
  background: var(--paper-strong);
  color: var(--ink);
  font-weight: 700;
}

.inline-action.primary {
  border-color: var(--blue-500);
  background: var(--blue-500);
  color: #fff;
}

.inline-action.disabled {
  pointer-events: none;
  opacity: 0.45;
}

.sidebar-stack {
  display: grid;
  gap: 12px;
}

.brand-card,
.side-card,
.panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  box-shadow: var(--shadow);
}

.brand-card,
.side-card {
  border-color: var(--sidebar-border);
  background: linear-gradient(180deg, rgba(251, 253, 255, 0.96), var(--sidebar-surface));
  box-shadow: 0 14px 30px rgba(36, 70, 116, 0.12);
}

.brand-card {
  padding: 20px;
}

.side-card {
  padding: 16px;
}

.side-card.compact {
  padding-bottom: 12px;
}

.sidebar-kicker,
.panel-kicker,
.brand-stat-label,
.tag-label,
.summary-box small,
.metric-card small,
.trend-summary-strip small {
  margin: 0;
  color: var(--sidebar-ink-soft);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.panel-kicker,
.metric-card small,
.trend-summary-strip small,
.summary-box small {
  color: var(--ink-soft);
}

.brand-card h1 {
  margin: 8px 0 18px;
  font-size: 24px;
  line-height: 1.18;
}

.brand-stat {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 12px;
  border-radius: 8px;
  border: 1px solid var(--sidebar-border);
  background: rgba(232, 241, 252, 0.78);
}

.brand-stat-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 0 5px rgba(15, 143, 114, 0.14);
}

.brand-stat-value,
.side-title {
  display: block;
  color: var(--sidebar-ink);
  font-weight: 800;
}

.side-card-head,
.panel-head,
.trend-panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.side-title,
.panel h3,
.hero-panel h2,
.price-section h4,
.month-card h4 {
  margin: 0;
}

.selector-row {
  display: grid;
  grid-template-columns: 38px 1fr 1fr 38px;
  gap: 8px;
  margin: 14px 0;
}

.mini-select {
  width: 100%;
  appearance: none;
}

.weekday-row,
.mini-day-grid,
.month-weekdays,
.month-day-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 6px;
}

.weekday-row,
.month-weekdays {
  color: var(--sidebar-ink-soft);
  font-size: 12px;
  text-align: center;
  margin-bottom: 8px;
}

.mini-day,
.month-day {
  min-height: 45px;
  border: 1px solid var(--sidebar-border);
  border-radius: 8px;
  background: rgba(244, 248, 254, 0.92);
  color: var(--sidebar-ink);
  display: grid;
  align-content: center;
  gap: 1px;
  padding: 5px;
}

.mini-day.empty,
.month-day.empty {
  visibility: hidden;
}

.mini-day.selected,
.month-day.active {
  border-color: var(--blue-500);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: inset 0 0 0 1px var(--blue-500);
}

.mini-day-number,
.month-day-num {
  font-weight: 800;
}

.mini-day-metric,
.month-day-metric {
  font-size: 11px;
  font-weight: 800;
}

.calendar-subnav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 12px;
}

.calendar-mode.active {
  color: #fff;
  border-color: var(--blue-500);
  background: var(--blue-500);
}

.chip-stack {
  display: grid;
  gap: 14px;
  margin-top: 12px;
}

.chip-stack small {
  color: var(--sidebar-ink-soft);
  font-weight: 800;
}

.tag-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 8px;
}

.tag {
  min-width: 0;
  border: 1px solid var(--sidebar-border);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.32);
  padding: 9px;
}

.tag span {
  display: block;
}

.tag-value {
  color: var(--sidebar-ink);
  font-size: 18px;
  font-weight: 900;
}

.tag-meta {
  font-size: 11px;
}

.tag.muted {
  grid-column: 1 / -1;
  color: var(--sidebar-ink-soft);
}

.workspace {
  min-width: 0;
  padding: 24px;
  overflow: hidden;
}

.workspace-stack {
  display: grid;
  gap: 16px;
}

.overview-cluster {
  display: grid;
  gap: 14px;
}

.hero-grid {
  display: grid;
}

.panel {
  padding: 18px;
}

.hero-panel {
  min-height: 178px;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.82), rgba(255,255,255,0.58)),
    linear-gradient(90deg, rgba(39,134,236,0.16), rgba(233,108,25,0.14));
}

:root.dark .hero-panel {
  background:
    linear-gradient(135deg, rgba(22,32,51,0.9), rgba(18,27,42,0.76)),
    linear-gradient(90deg, rgba(39,134,236,0.2), rgba(233,108,25,0.12));
}

.hero-panel h2 {
  font-size: clamp(28px, 4vw, 48px);
  line-height: 1;
  margin: 10px 0 18px;
}

.summary-list {
  margin: 0;
  padding-left: 18px;
  color: var(--ink-soft);
  max-width: 920px;
  overflow-wrap: anywhere;
}

.summary-list li + li {
  margin-top: 6px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(148px, 1fr));
  gap: 12px;
}

.metric-card {
  min-height: 126px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  padding: 15px;
}

.metric-card strong {
  display: block;
  margin: 8px 0 6px;
  font-size: 28px;
  line-height: 1.05;
}

.metric-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 12px;
}

.week-panel h3 {
  margin: 0 0 12px;
}

.week-strip {
  display: grid;
  grid-template-columns: repeat(8, minmax(120px, 1fr));
  gap: 10px;
  overflow-x: auto;
}

.week-card {
  position: relative;
  min-width: 120px;
  min-height: 132px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper-strong);
  color: var(--ink);
  padding: 12px;
  text-align: left;
}

.week-card.selected {
  border-color: var(--blue-500);
  box-shadow: inset 0 0 0 1px var(--blue-500);
}

.week-current-badge {
  position: absolute;
  right: 8px;
  top: 8px;
  border-radius: 999px;
  background: var(--blue-500);
  color: #fff;
  font-size: 11px;
  padding: 2px 7px;
}

.week-meta {
  display: grid;
  gap: 7px;
  margin: 14px 0 10px;
}

.week-row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  color: var(--ink-soft);
}

.week-value {
  font-weight: 900;
}

.trend-panel {
  overflow: hidden;
}

.trend-actions,
.trend-toolbar-main,
.trend-legend {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.trend-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 210px;
  gap: 14px;
  margin-top: 16px;
}

.trend-stage {
  min-width: 0;
}

.trend-stage-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 240px;
  gap: 12px;
  margin-bottom: 12px;
}

.trend-stage-controls {
  display: grid;
  gap: 10px;
}

.trend-tab,
.trend-legend-item,
.trend-today-button {
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper-strong);
  color: var(--ink);
  padding: 0 11px;
}

.trend-tab.active {
  color: #fff;
  border-color: var(--blue-500);
  background: var(--blue-500);
}

.trend-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.trend-legend-item.inactive {
  opacity: 0.45;
}

.trend-legend-swatch {
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--blue-400);
}

.trend-legend-swatch.line-real {
  background: var(--orange-400);
}

.trend-legend-swatch.bar-gap {
  border-radius: 3px;
  background: linear-gradient(180deg, rgba(111, 191, 151, 0.9), rgba(255, 143, 104, 0.9));
}

.trend-focus-pill {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper-strong);
  padding: 12px;
}

.trend-focus-pill strong {
  font-size: 20px;
}

.trend-focus-pill p {
  margin: 4px 0 0;
  color: var(--ink-soft);
}

.trend-chart-frame {
  position: relative;
  min-height: 318px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.46);
  overflow: hidden;
}

:root.dark .trend-chart-frame {
  background: rgba(16, 24, 38, 0.46);
}

#trendChart svg {
  width: 100%;
  height: 318px;
  display: block;
}

.trend-grid,
.trend-axis,
.trend-zero {
  stroke: var(--line);
  stroke-width: 1;
}

.trend-zero {
  stroke-dasharray: 4 4;
}

.trend-axis-label {
  fill: var(--ink-soft);
  font-size: 12px;
}

.trend-focus-line {
  stroke: rgba(27, 38, 56, 0.22);
  stroke-width: 1.5;
  stroke-dasharray: 4 6;
}

:root.dark .trend-focus-line {
  stroke: rgba(160, 183, 222, 0.28);
}

.trend-line {
  fill: none;
  stroke-width: 3.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.trend-line-day {
  stroke: var(--blue-400);
}

.trend-line-real {
  stroke: var(--orange-400);
}

.trend-gap-up {
  fill: rgba(111, 191, 151, 0.78);
}

.trend-gap-down {
  fill: rgba(255, 143, 104, 0.82);
}

.trend-tooltip {
  position: absolute;
  z-index: 2;
  width: 176px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--paper-strong);
  color: var(--ink);
  box-shadow: var(--shadow);
  padding: 10px;
  pointer-events: none;
}

.trend-tooltip strong,
.trend-tooltip span {
  display: block;
}

.trend-tooltip span {
  color: var(--ink-soft);
  font-size: 12px;
  margin-top: 3px;
}

.trend-summary-strip {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper-strong);
  padding: 12px;
}

.trend-mini-list {
  display: grid;
  gap: 9px;
  margin-top: 10px;
}

.trend-mini-item {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: rgba(255, 255, 255, 0.48);
}

:root.dark .trend-mini-item {
  background: rgba(16, 24, 38, 0.48);
}

.trend-mini-top {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  color: var(--ink-soft);
  font-size: 12px;
}

.trend-mini-top em {
  font-style: normal;
}

.trend-mini-item strong {
  display: block;
  margin-top: 4px;
  font-size: 19px;
}

.content-grid-single {
  display: grid;
}

.content-main {
  display: grid;
  gap: 16px;
}

.summary-box-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(120px, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.summary-box {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper-strong);
  padding: 12px;
}

.summary-box strong {
  display: block;
  margin-top: 6px;
  font-size: 22px;
}

.insight-panel {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(244, 248, 253, 0.94)),
    linear-gradient(120deg, rgba(39, 134, 236, 0.08), rgba(255, 255, 255, 0));
}

:root.dark .insight-panel {
  background:
    linear-gradient(180deg, rgba(22, 32, 51, 0.94), rgba(17, 28, 44, 0.96)),
    linear-gradient(120deg, rgba(39, 134, 236, 0.1), rgba(0, 0, 0, 0));
}

.insight-badges {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

.insight-badge {
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper-strong);
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  font-size: 12px;
  font-weight: 800;
}

.analysis-copy {
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper-strong);
  padding: 16px 18px;
}

.analysis-copy p {
  margin: 0;
  color: var(--ink);
  font-size: 15px;
  line-height: 1.8;
  overflow-wrap: anywhere;
}

.analysis-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.analysis-fact {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.56);
  padding: 12px;
}

:root.dark .analysis-fact {
  background: rgba(16, 24, 38, 0.5);
}

.analysis-fact small {
  display: block;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 800;
}

.analysis-fact strong {
  display: block;
  margin-top: 6px;
  font-size: 21px;
}

.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  min-width: 820px;
  border-collapse: collapse;
}

th,
td {
  padding: 11px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  white-space: nowrap;
}

th {
  color: var(--ink-soft);
  font-size: 12px;
  background: rgba(27, 38, 56, 0.04);
}

tr[data-date] {
  cursor: pointer;
}

tr[data-date]:hover {
  background: rgba(39, 134, 236, 0.08);
}

.logs {
  display: grid;
  gap: 8px;
  margin-top: 10px;
  max-height: 180px;
  overflow: auto;
}

.log-row {
  border-top: 1px solid var(--sidebar-border);
  padding-top: 8px;
  display: grid;
  gap: 2px;
}

.log-row span {
  color: var(--sidebar-ink-soft);
  font-size: 12px;
}

.tone-muted {
  color: var(--ink-soft);
}

.tone-ink {
  color: var(--ink);
}

.tone-blue-300 {
  color: var(--blue-300);
}

.tone-blue-400 {
  color: var(--blue-400);
}

.tone-blue-500 {
  color: var(--blue-500);
}

.tone-blue-700 {
  color: var(--blue-700);
}

.tone-orange-300 {
  color: var(--orange-300);
}

.tone-orange-400 {
  color: var(--orange-400);
}

.tone-orange-500 {
  color: var(--orange-500);
}

.tone-orange-700 {
  color: var(--orange-700);
}

.tone-up {
  color: var(--red);
}

.tone-down {
  color: var(--green);
}

.month-wall-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 14px;
}

.month-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper-strong);
  padding: 14px;
}

.month-card.active {
  border-color: var(--blue-500);
  box-shadow: inset 0 0 0 1px var(--blue-500);
}

.month-card-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.month-card-head p {
  margin: 4px 0 0;
  color: var(--ink-soft);
  font-size: 12px;
}

.month-focus {
  align-self: flex-start;
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  color: var(--ink);
  padding: 0 10px;
}

.month-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 12px;
}

.month-metric {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px;
}

.month-metric small {
  display: block;
  color: var(--ink-soft);
}

.month-metric strong {
  display: block;
  font-size: 20px;
}

.month-weekdays {
  color: var(--ink-soft);
}

.month-day {
  color: var(--ink);
  border-color: var(--line);
  background: rgba(27, 38, 56, 0.04);
}

.month-day.missing {
  opacity: 0.5;
}

.empty-card {
  border: 1px dashed var(--line);
  border-radius: 8px;
  color: var(--ink-soft);
  padding: 18px;
  background: var(--paper);
}

.empty-card p {
  margin: 6px 0 0;
}

.import-dialog {
  width: min(720px, calc(100vw - 32px));
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper-strong);
  color: var(--ink);
  padding: 0;
}

.import-dialog::backdrop {
  background: rgba(0, 0, 0, 0.46);
}

.import-dialog form {
  display: grid;
  gap: 14px;
  padding: 18px;
}

.dialog-head,
.dialog-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.dialog-head h3 {
  margin: 0;
}

label {
  display: grid;
  gap: 6px;
  color: var(--ink-soft);
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  color: var(--ink);
  padding: 10px 12px;
}

textarea {
  resize: vertical;
}

.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 20;
  max-width: 360px;
  padding: 12px 14px;
  border-radius: 8px;
  background: var(--ink);
  color: var(--paper-strong);
  box-shadow: var(--shadow);
}

.app.sidebar-collapsed .sidebar {
  padding: 12px;
}

.app.sidebar-collapsed .sidebar-stack {
  display: none;
}

.app.sidebar-collapsed .sidebar-toolbar {
  grid-template-columns: 1fr;
}

.app.sidebar-collapsed .sidebar-back-label,
.app.sidebar-collapsed .theme-toggle-label,
.app.sidebar-collapsed .sidebar-toggle-label {
  display: none;
}

@media (max-width: 1180px) {
  .app,
  .app.sidebar-collapsed {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: relative;
    height: auto;
  }

  .app.sidebar-collapsed .sidebar-stack {
    display: grid;
  }

  .metric-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .trend-shell,
  .trend-stage-top {
    grid-template-columns: 1fr;
  }

  .trend-summary-strip {
    order: -1;
  }
}

@media (max-width: 760px) {
  .workspace,
  .sidebar {
    padding: 14px;
  }

  .sidebar-toolbar,
  .metric-grid,
  .analysis-facts,
  .summary-box-grid,
  .month-metrics {
    grid-template-columns: 1fr;
  }

  .selector-row {
    grid-template-columns: 38px 1fr 38px;
  }

  #yearSelect {
    display: none;
  }

  .tag-grid {
    grid-template-columns: 1fr;
  }

  .hero-panel h2 {
    font-size: 30px;
  }

  .week-strip {
    grid-template-columns: repeat(8, 128px);
  }

  .trend-panel-head,
  .panel-head,
  .side-card-head {
    flex-direction: column;
  }

  .trend-actions {
    width: 100%;
  }

  .inline-action {
    flex: 1;
  }
}