/**
 * Admin Dashboard 总控台页面样式（F4 一屏密度 + 合一图表）
 * @description /admin/dashboard — 仅本页作用域收紧，不动共享组件
 * @file static/css/pages/admin-dashboard.css
 * 依赖：static/css/components/theme.css（Token）
 * 禁止硬编码 hex；颜色只用主题 token（THEME_TOKEN_GATE）
 */

/* ==================== layout shell / F4 density ==================== */
.dashboard-page {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  /* 末屏（如盘满倒计时）与页面底边留出呼吸空间，避免贴底 */
  padding-bottom: 1.5rem;
}

.dashboard-page .admin-card-content {
  padding: 0.75rem 1rem;
}

.dashboard-page .admin-list-title {
  margin-bottom: 0.5rem;
}

.dashboard-page .dashboard-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.dashboard-page .dashboard-panel-head .nav-tabs {
  margin: 0;
  flex: 0 0 auto;
}

.dashboard-pulse {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: center;
  gap: 0.5rem 1rem;
  padding-top: 0.125rem;
  padding-bottom: 0.125rem;
}

@media (min-width: 640px) {
  .dashboard-pulse {
    display: flex;
    flex-wrap: nowrap;
    gap: 1rem;
  }
}

.dashboard-pulse__item {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.dashboard-pulse__value {
  font-size: 1.25rem; /* text-xl */
  font-weight: 600;
  line-height: 1.15;
  color: var(--text-color);
}

.dashboard-pulse__label {
  font-size: 0.75rem; /* text-xs */
  color: var(--secondary-text-color);
}

.dashboard-pulse__value.is-offline {
  color: var(--status-offline-color, var(--error-color));
}

.dashboard-pulse__value.is-online {
  color: var(--status-online-color, var(--success-color));
}

.dashboard-placeholder {
  min-height: 6rem;
  white-space: pre-wrap;
  font-size: 0.875rem;
  line-height: 1.45;
  color: var(--secondary-text-color);
  padding: 0.5rem 0;
}

.dashboard-placeholder[data-state="accumulating"] {
  color: var(--warning-color, var(--secondary-text-color));
}

.dashboard-brief-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

@media (min-width: 1024px) {
  .dashboard-brief-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.dashboard-brief-card {
  min-width: 0;
  min-height: 8.75rem;
}

body.admin-page .dashboard-brief-card .admin-card-content {
  height: 100%;
  padding: 0.75rem 1rem;
}

.dashboard-brief-card__button {
  display: flex;
  width: 100%;
  height: 100%;
  min-width: 0;
  flex-direction: column;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.dashboard-brief-card__heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  color: var(--color-text-primary);
  font-size: 0.8125rem;
  font-weight: 600;
}

.dashboard-brief-card__heading h2,
.dashboard-brief-card__title {
  min-width: 0;
  font: inherit;
}

.dashboard-brief-card__heading i {
  flex: 0 0 auto;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.dashboard-brief-card__button:hover .dashboard-brief-card__heading i,
.dashboard-brief-card:has(.dashboard-brief-item:hover) .dashboard-brief-card__heading i {
  color: var(--color-accent);
  transform: translate(0.125rem, -0.125rem);
}

.dashboard-brief-card__button:focus-visible,
.dashboard-brief-item:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--color-accent) 55%, transparent);
  outline-offset: 0.25rem;
}

.dashboard-brief-card__body {
  display: flex;
  min-width: 0;
  flex: 1 1 auto;
  flex-direction: column;
  justify-content: flex-end;
  gap: 0.3125rem;
  margin-top: 0.375rem;
}

.dashboard-brief-card__conclusion {
  display: block;
  overflow: hidden;
  color: var(--color-text-primary);
  font-size: clamp(1rem, 1.35vw, 1.25rem);
  font-weight: 650;
  line-height: 1.25;
  text-overflow: ellipsis;
}

.dashboard-brief-card__evidence,
.dashboard-brief-card__auxiliary {
  display: block;
  overflow: hidden;
  color: var(--color-text-secondary);
  font-size: 0.75rem;
  line-height: 1.35;
  text-overflow: ellipsis;
}

.dashboard-brief-card__body[data-state="error"] .dashboard-brief-card__conclusion,
.dashboard-brief-card__body[data-state="stale"] .dashboard-brief-card__conclusion {
  color: var(--color-text-secondary);
}

.dashboard-brief-card__body[data-state="accumulating"] .dashboard-brief-card__conclusion {
  color: var(--color-warning);
}

.dashboard-brief-skeleton {
  display: flex;
  min-height: 3.25rem;
  flex-direction: column;
  justify-content: flex-end;
  gap: 0.5rem;
}

.dashboard-brief-skeleton > span {
  display: block;
  width: 78%;
  height: 0.875rem;
  border-radius: 0.25rem;
  background: var(--color-inner-surface);
  animation: dashboard-brief-pulse 0.8s ease-in-out infinite alternate;
}

.dashboard-brief-skeleton > span:last-child {
  width: 54%;
  height: 0.625rem;
}

@keyframes dashboard-brief-pulse {
  to { opacity: 0.45; }
}

@media (prefers-reduced-motion: reduce) {
  .dashboard-brief-skeleton > span {
    animation: none;
  }
}

.dashboard-brief-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  min-width: 0;
  padding: 0.25rem 0;
  border: 0;
  border-top: 1px solid color-mix(in srgb, var(--color-border) 55%, transparent);
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.dashboard-brief-item > span:first-child {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.dashboard-brief-item strong {
  color: var(--color-text-primary);
  font-size: 0.75rem;
  font-weight: 600;
}

.dashboard-brief-item small {
  color: var(--color-text-secondary);
  font-size: 0.625rem;
}

.dashboard-brief-item__value {
  overflow: hidden;
  color: var(--color-text-primary);
  font-size: 0.75rem;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ==================== F2/F4: trends / timeline / cost ==================== */

.dashboard-state-view {
  min-height: 4.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0.25rem;
  padding: 0.5rem 0;
}

.dashboard-state-view__title {
  font-size: 0.8125rem;
  color: var(--text-color);
}

.dashboard-state-view__msg {
  font-size: 0.875rem;
  color: var(--secondary-text-color);
}

.dashboard-state-view[data-state="accumulating"] .dashboard-state-view__msg {
  color: var(--warning-color, var(--secondary-text-color));
}

.dashboard-trends {
  min-width: 0;
}

.dashboard-trends-head-main {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.dashboard-trend-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.5rem;
  margin-bottom: 0.25rem;
}

.dashboard-trend-summary__item {
  min-width: 0;
  padding: 0.375rem 0.5rem;
  border: 1px solid color-mix(in srgb, var(--color-border) 82%, transparent);
  border-radius: 0.5rem;
  background-color: var(--color-inner-surface);
}

.dashboard-trend-summary__label,
.dashboard-trend-summary__meta,
.dashboard-trend-note {
  color: var(--color-text-secondary);
  font-size: 0.6875rem;
  line-height: 1.3;
}

.dashboard-trend-summary__value {
  margin-top: 0.0625rem;
  overflow: hidden;
  color: var(--color-text-primary);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.3;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dashboard-trend-summary__meta {
  min-height: 0.875rem;
  margin-top: 0.0625rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dashboard-trend-summary[data-loading="true"] .dashboard-trend-summary__value {
  opacity: 0.45;
  animation: dashboard-trend-loading 0.8s ease-in-out infinite alternate;
}

@keyframes dashboard-trend-loading {
  to { opacity: 0.8; }
}

.dashboard-trends .dashboard-chart-host {
  height: 13rem;
  min-height: 13rem;
}

.dashboard-trend-note {
  min-height: 0.875rem;
  margin-top: 0.125rem;
}

.dashboard-chart-host {
  width: 100%;
  height: 15rem; /* ~240px 窄屏 */
  min-height: 15rem;
}

@media (min-width: 768px) {
  .dashboard-chart-host {
    height: 18.75rem; /* ~300px 桌面 */
    min-height: 18.75rem;
  }

  .dashboard-trends .dashboard-chart-host {
    height: 14rem;
    min-height: 14rem;
  }
}

@media (max-width: 639px) {
  .dashboard-page #trends-panel .dashboard-panel-head {
    align-items: stretch;
    flex-direction: column;
  }

  .dashboard-trends-head-main {
    justify-content: space-between;
  }

  .dashboard-page #trends-panel [data-trends-range] {
    align-self: flex-end;
  }

  .dashboard-trend-summary__item {
    padding-inline: 0.375rem;
  }

  .dashboard-trend-summary__label,
  .dashboard-trend-summary__meta {
    font-size: 0.625rem;
  }

  .dashboard-trend-summary__value {
    font-size: 0.8125rem;
  }
}

.dashboard-chart-host[data-state],
.dashboard-state-slot[data-state] {
  height: auto;
  min-height: 4.5rem;
}

/* ==================== four-card detail drawer ==================== */

.dashboard-detail-drawer {
  position: fixed;
  inset: 0;
  z-index: 70;
}

.dashboard-detail-drawer__backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  opacity: 0;
  cursor: default;
  transition: opacity var(--transition-normal);
}

.dashboard-detail-drawer__panel {
  position: absolute;
  top: 0;
  right: 0;
  display: flex;
  width: min(30rem, 100%);
  height: 100dvh;
  flex-direction: column;
  overflow: hidden;
  border-left: 1px solid var(--color-border);
  background: var(--color-overlay-surface);
  box-shadow: var(--shadow-lg);
  color: var(--color-text-primary);
  transform: translateX(100%);
  transition: transform var(--transition-normal);
}

.dashboard-detail-drawer__panel:focus {
  outline: none;
}

.dashboard-detail-drawer[data-open="true"] .dashboard-detail-drawer__backdrop {
  opacity: 1;
}

.dashboard-detail-drawer[data-open="true"] .dashboard-detail-drawer__panel {
  transform: translateX(0);
}

.dashboard-detail-drawer__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

.dashboard-detail-drawer__eyebrow {
  margin: 0 0 0.25rem;
  color: var(--color-text-secondary);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.dashboard-detail-drawer__head h2 {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 650;
  line-height: 1.35;
}

.dashboard-detail-drawer__subtitle {
  margin: 0.25rem 0 0;
  color: var(--color-text-secondary);
  font-size: 0.75rem;
}

.dashboard-detail-drawer__body {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 1rem 1.25rem;
}

.dashboard-detail-drawer__summary {
  margin: 0 0 1rem;
  color: var(--color-text-secondary);
  font-size: 0.75rem;
  line-height: 1.6;
}

.dashboard-detail-chart {
  margin-bottom: 1rem;
  padding: 0.75rem;
  border: 1px solid color-mix(in srgb, var(--color-border) 82%, transparent);
  border-radius: 0.75rem;
  background: color-mix(in srgb, var(--color-inner-surface) 72%, transparent);
}

.dashboard-detail-chart__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.375rem;
}

.dashboard-detail-chart__head h3 {
  margin: 0;
  font-size: 0.8125rem;
  font-weight: 600;
}

.dashboard-detail-chart__head span {
  overflow: hidden;
  color: var(--color-text-secondary);
  font-size: 0.6875rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dashboard-detail-chart__host {
  width: 100%;
  height: 11rem;
  color: var(--color-text-secondary);
  font-size: 0.75rem;
}

.dashboard-detail-chart__host[data-state] {
  display: flex;
  align-items: center;
  justify-content: center;
}

.dashboard-detail-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--color-border);
}

.dashboard-detail-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  min-width: 0;
  padding: 0.875rem 0;
  border-bottom: 1px solid color-mix(in srgb, var(--color-border) 72%, transparent);
  color: inherit;
  text-decoration: none;
}

a.dashboard-detail-row:hover .dashboard-detail-row__head strong,
a.dashboard-detail-row:hover > i,
.dashboard-detail-row__primary:hover .dashboard-detail-row__head strong,
.dashboard-detail-row__primary:hover > i {
  color: var(--color-accent);
}

.dashboard-detail-row__primary {
  display: flex;
  min-width: 0;
  flex: 1 1 auto;
  align-items: center;
  gap: 0.75rem;
  color: inherit;
  text-decoration: none;
}

.dashboard-detail-row__primary > i {
  flex: 0 0 auto;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

.dashboard-detail-row__action {
  flex: 0 0 auto;
  padding: 0.25rem 0.5rem;
  border: 1px solid color-mix(in srgb, var(--color-border) 82%, transparent);
  border-radius: 0.375rem;
  color: var(--color-text-secondary);
  font-size: 0.6875rem;
  font-weight: 600;
  line-height: 1.4;
  text-decoration: none;
}

.dashboard-detail-row__action:hover {
  border-color: color-mix(in srgb, var(--color-accent) 45%, var(--color-border));
  color: var(--color-accent);
}

.dashboard-detail-row__main {
  min-width: 0;
  flex: 1 1 auto;
}

.dashboard-detail-row__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
}

.dashboard-detail-row__head strong {
  min-width: 0;
  overflow: hidden;
  font-size: 0.8125rem;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.dashboard-detail-row__value {
  flex: 0 0 auto;
  color: var(--color-text-primary);
  font-size: 0.75rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.dashboard-detail-row[data-tone="warning"] .dashboard-detail-row__value {
  color: var(--color-warning);
}

.dashboard-detail-row[data-tone="critical"] .dashboard-detail-row__value {
  color: var(--color-error);
}

.dashboard-detail-row[data-tone="muted"] .dashboard-detail-row__value {
  color: var(--color-text-secondary);
}

.dashboard-detail-row__meta,
.dashboard-detail-row__note {
  margin: 0.25rem 0 0;
  color: var(--color-text-secondary);
  font-size: 0.6875rem;
  line-height: 1.45;
}

.dashboard-detail-row__note {
  opacity: 0.82;
}

.dashboard-detail-row > i {
  flex: 0 0 auto;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

.dashboard-detail-empty {
  display: flex;
  min-height: 12rem;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  text-align: center;
}

.dashboard-detail-empty strong {
  font-size: 0.875rem;
}

.dashboard-detail-empty p {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: 0.75rem;
}

.dashboard-detail-drawer__foot {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
  padding: 0.875rem 1.25rem;
  border-top: 1px solid var(--color-border);
}

@media (max-width: 639px) {
  .dashboard-brief-grid {
    gap: 0.625rem;
  }

  .dashboard-brief-card {
    min-height: 8.25rem;
  }

  body.admin-page .dashboard-brief-card .admin-card-content {
    padding: 0.6875rem 0.75rem;
  }

  .dashboard-brief-card__body {
    margin-top: 0.5rem;
  }

  .dashboard-brief-card__conclusion {
    display: -webkit-box;
    overflow: hidden;
    font-size: 0.9375rem;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }

  .dashboard-brief-card__evidence {
    display: -webkit-box;
    overflow: hidden;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
  }

  .dashboard-brief-item {
    gap: 0.375rem;
    padding: 0.375rem 0;
  }

  .dashboard-brief-item__value {
    max-width: 100%;
  }

  .dashboard-detail-drawer__panel {
    border-left: 0;
  }

  .dashboard-detail-chart__host {
    height: 9.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .dashboard-detail-drawer__backdrop,
  .dashboard-detail-drawer__panel {
    transition: none;
  }
}

/* Dashboard 档位切换迷你版：趋势与在线状态同尺寸，仅本页作用域收密度 */
.dashboard-page [data-timeline-range] .nav-tab,
.dashboard-page [data-trends-range] .nav-tab,
.dashboard-page [data-trends-mode] .nav-tab {
  min-width: 0;
  min-height: 0;
  padding: 0.125rem 0.625rem;
  font-size: 0.75rem;
  gap: 0.25rem;
}

/* PC pair: trends left, compact calendar right. Invisible layout only. */
.dashboard-pair {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

@media (min-width: 1280px) {
  .dashboard-pair {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 22rem;
    grid-template-areas: "trends calendar";
    align-items: stretch;
    gap: 0.75rem;
  }

  .dashboard-pair [data-dashboard-region="renewal-calendar"] {
    grid-area: calendar;
    min-width: 0;
    height: 100%;
  }

  .dashboard-pair #trends-panel {
    grid-area: trends;
    min-width: 0;
    height: 100%;
    display: flex;
    flex-direction: column;
  }

  .dashboard-pair #trends-panel > .admin-card-content {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    min-height: 0;
  }

  .dashboard-pair .dashboard-trends {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    min-height: 0;
  }

  .dashboard-pair .dashboard-trends .dashboard-chart-host {
    flex: 1 1 auto;
    height: auto;
    min-height: 14rem;
  }

  .dashboard-pair [data-dashboard-region="renewal-calendar"] .dashboard-panel-head p {
    display: none;
  }

  .dashboard-pair .dashboard-renewal-calendar__nav {
    margin-bottom: 0.5rem;
    gap: 0.25rem;
  }

  .dashboard-pair .dashboard-renewal-calendar__nav .nav-tab {
    padding: 0.125rem 0.375rem;
    font-size: 0.6875rem;
  }

  .dashboard-pair .dashboard-renewal-calendar__cny {
    display: none;
  }

  .dashboard-pair .dashboard-renewal-calendar__cell,
  .dashboard-pair .dashboard-renewal-calendar__pad {
    min-height: 2.25rem;
    padding: 0.1875rem 0.25rem;
  }
}

/* Renewal cashflow calendar: page-scoped 7-col grid, 390px safe */
.dashboard-renewal-calendar {
  min-width: 0;
}

.dashboard-renewal-calendar__nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.dashboard-renewal-calendar__nav strong {
  color: var(--color-text-primary);
  font-size: 0.875rem;
}

.dashboard-renewal-calendar__week,
.dashboard-renewal-calendar__grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 0.25rem;
  min-width: 0;
}

.dashboard-renewal-calendar__week {
  margin-bottom: 0.25rem;
  color: var(--color-text-secondary);
  font-size: 0.6875rem;
  text-align: center;
}

.dashboard-renewal-calendar__cell,
.dashboard-renewal-calendar__pad {
  min-width: 0;
  min-height: 3rem;
}

.dashboard-renewal-calendar__cell {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.0625rem;
  padding: 0.25rem 0.3125rem;
  border: 1px solid color-mix(in srgb, var(--color-border) 70%, transparent);
  border-radius: 0.5rem;
  background: var(--color-inner-surface);
  color: inherit;
  overflow: hidden;
}

button.dashboard-renewal-calendar__cell {
  width: 100%;
  cursor: pointer;
  text-align: left;
}

button.dashboard-renewal-calendar__cell:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--color-accent) 55%, transparent);
  outline-offset: 1px;
}

.dashboard-renewal-calendar__cell.is-today {
  border-color: color-mix(in srgb, var(--color-accent) 55%, var(--color-border));
}

.dashboard-renewal-calendar__num {
  color: var(--color-text-primary);
  font-size: 0.75rem;
  font-weight: 600;
}

.dashboard-renewal-calendar__count,
.dashboard-renewal-calendar__cny {
  max-width: 100%;
  overflow: hidden;
  color: var(--color-text-secondary);
  font-size: 0.625rem;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dashboard-renewal-calendar__empty {
  color: var(--color-text-secondary);
  font-size: 0.8125rem;
  margin-top: 0.75rem;
}

@media (max-width: 639px) {
  .dashboard-renewal-calendar__cell,
  .dashboard-renewal-calendar__pad {
    min-height: 2.5rem;
    padding: 0.1875rem 0.25rem;
  }
}