:root {
  --bg: #070d0a;
  --panel: #0e1813;
  --panel-2: #13211a;
  --line: #1f3328;
  --ink: #e8f3ec;
  --sub: #9db3a6;
  --quiet: #6b8376;
  --brand: #3ddc84;
  --brand-2: #24b366;
  --brand-soft: rgba(61, 220, 132, 0.14);
  --warn: #f5b84a;
  --radius: 14px;
  font-family:
    'Inter',
    -apple-system,
    'PingFang SC',
    'Microsoft YaHei',
    system-ui,
    sans-serif;
}
* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  min-height: 100%;
}
body {
  background:
    radial-gradient(1200px 600px at 10% -10%, rgba(61, 220, 132, 0.12), transparent 60%),
    radial-gradient(900px 500px at 110% 10%, rgba(36, 179, 102, 0.1), transparent 60%),
    var(--bg);
  color: var(--ink);
  padding: 24px clamp(16px, 3vw, 40px) 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
h1,
h2,
p {
  margin: 0;
}
.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}
.logo {
  display: block;
  width: 40px;
  height: 40px;
  border-radius: 11px;
  filter: drop-shadow(0 0 14px rgba(61, 220, 132, 0.35));
}
.brand h1 {
  font-size: clamp(20px, 2.2vw, 28px);
  font-weight: 700;
  letter-spacing: -0.3px;
}
.brand p {
  color: var(--sub);
  font-size: 13px;
  margin-top: 2px;
}
.status {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--sub);
  font-size: 13px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(14, 24, 19, 0.7);
}
.live {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 0 rgba(61, 220, 132, 0.6);
  animation: pulse 2s infinite;
}
.status.error .live {
  background: var(--warn);
  animation: none;
}
@keyframes pulse {
  70% {
    box-shadow: 0 0 0 8px rgba(61, 220, 132, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(61, 220, 132, 0);
  }
}
main {
  display: flex;
  flex-direction: column;
  gap: 20px;
  flex: 1;
}
.kpis {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
}
.kpi,
.card {
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.kpi {
  padding: 16px 18px;
  min-width: 0;
}
.kpi h2 {
  font-size: 13px;
  font-weight: 500;
  color: var(--sub);
}
.kpi .value {
  font-size: clamp(26px, 2.6vw, 38px);
  font-weight: 700;
  letter-spacing: -0.5px;
  margin-top: 8px;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.kpi .hint {
  font-size: 12px;
  color: var(--quiet);
  margin-top: 6px;
  min-height: 1em;
}
.kpi-primary {
  border-color: rgba(61, 220, 132, 0.45);
  box-shadow: inset 0 0 0 1px rgba(61, 220, 132, 0.08), 0 0 40px rgba(61, 220, 132, 0.08);
}
.kpi-primary .value {
  color: var(--brand);
  font-size: clamp(30px, 3.2vw, 46px);
}
.up {
  color: var(--brand);
}
.down {
  color: var(--warn);
}
.grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  grid-template-areas:
    'trend ranking'
    'versions recent';
  gap: 16px;
  flex: 1;
}
.trend {
  grid-area: trend;
}
.ranking {
  grid-area: ranking;
}
.versions {
  grid-area: versions;
}
.recent {
  grid-area: recent;
}
.card {
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 0;
}
.card > header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}
.card h2 {
  font-size: 15px;
  font-weight: 600;
}
.tag {
  font-size: 11px;
  color: var(--brand);
  background: var(--brand-soft);
  border-radius: 6px;
  padding: 3px 8px;
  letter-spacing: 0.3px;
}
.chart {
  flex: 1;
  min-height: 240px;
  position: relative;
}
.chart svg {
  width: 100%;
  height: 100%;
  display: block;
  overflow: visible;
}
.chart .grid-line {
  stroke: var(--line);
  stroke-dasharray: 3 4;
}
.chart .axis {
  fill: var(--quiet);
  font-size: 11px;
}
.chart .bar {
  fill: url(#barFill);
  transition: opacity 0.2s;
  pointer-events: none;
}
.chart .bar.active {
  opacity: 0.8;
}
.chart .bar.pinned {
  stroke: var(--brand);
  stroke-width: 1.5;
}
.chart .hit {
  fill: transparent;
  cursor: pointer;
}
.chart .area,
.chart .line,
.chart .dot {
  pointer-events: none;
}
.chart-tip {
  position: absolute;
  z-index: 2;
  pointer-events: none;
  background: rgba(10, 20, 15, 0.95);
  border: 1px solid var(--line);
  color: var(--ink);
  font-size: 12px;
  line-height: 1.5;
  padding: 7px 10px;
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  white-space: nowrap;
  transform: translate(-50%, calc(-100% - 10px));
  font-variant-numeric: tabular-nums;
}
.chart .area {
  fill: url(#areaFill);
}
.chart .line {
  fill: none;
  stroke: var(--brand);
  stroke-width: 2;
}
.chart .dot {
  fill: var(--bg);
  stroke: var(--brand);
  stroke-width: 2;
}
.bars {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.bars li {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr) auto;
  align-items: center;
  gap: 4px 10px;
}
.rank {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  background: var(--panel-2);
  color: var(--sub);
  border: 1px solid var(--line);
}
.bars li:nth-child(1) .rank {
  background: linear-gradient(135deg, #ffd66b, #f5a524);
  color: #2a1a00;
  border: 0;
}
.bars li:nth-child(2) .rank {
  background: linear-gradient(135deg, #e6edf0, #aab7bf);
  color: #1d2428;
  border: 0;
}
.bars li:nth-child(3) .rank {
  background: linear-gradient(135deg, #f0b88a, #c97b43);
  color: #2a1404;
  border: 0;
}
.name {
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.count {
  font-size: 13px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.track {
  grid-column: 2 / 4;
  height: 6px;
  background: var(--panel-2);
  border-radius: 999px;
  overflow: hidden;
}
.fill {
  height: 100%;
  background: linear-gradient(90deg, var(--brand-2), var(--brand));
  border-radius: 999px;
  transition: width 0.6s ease;
}
.share {
  color: var(--quiet);
  font-weight: 400;
  margin-left: 6px;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
th,
td {
  text-align: left;
  padding: 8px 4px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
th {
  color: var(--quiet);
  font-weight: 500;
  font-size: 12px;
}
td:first-child {
  max-width: 0;
  width: 60%;
  overflow: hidden;
  text-overflow: ellipsis;
}
.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}
code {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 12px;
  color: var(--brand);
  background: var(--brand-soft);
  padding: 1px 6px;
  border-radius: 5px;
}
.feed {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
}
.feed li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 2px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  animation: enter 0.4s ease;
}
.feed li:last-child {
  border-bottom: 0;
}
.feed .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--brand);
  flex-shrink: 0;
}
.feed .name {
  flex: 1;
}
.feed time {
  color: var(--quiet);
  font-size: 12px;
  white-space: nowrap;
}
@keyframes enter {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
}
/* 加载与错误状态：数据到达前显示骨架，失败后图表区给出占位文案 */
@keyframes shimmer {
  from {
    background-position: 200% 0;
  }
  to {
    background-position: -200% 0;
  }
}
body.loading .kpi .value {
  color: transparent;
}
body.loading .kpi .value::after,
body.loading .bars::before,
body.loading .versions tbody::after,
body.loading .feed::before {
  content: '';
  display: block;
  border-radius: 6px;
  background: linear-gradient(90deg, var(--panel-2) 25%, #1d3025 45%, var(--panel-2) 65%);
  background-size: 200% 100%;
  animation: shimmer 1.1s infinite linear;
}
body.loading .kpi .value::after {
  height: 24px;
  margin-top: 8px;
}
body.loading .bars::before {
  height: 200px;
}
body.loading .versions tbody::after {
  height: 180px;
}
body.loading .feed::before {
  height: 200px;
}
body.loading .chart::after,
body.load-error .chart::after {
  content: '正在加载…';
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--quiet);
  font-size: 13px;
}
body.load-error .chart::after {
  content: '数据暂时不可用，稍后自动重试';
}
html:lang(en-US) body.loading .chart::after {
  content: 'Loading…';
}
html:lang(en-US) body.load-error .chart::after {
  content: 'Data is temporarily unavailable; retrying automatically';
}
.empty {
  color: var(--quiet);
  font-size: 13px;
  padding: 20px 0;
  text-align: center;
}
.foot {
  color: var(--quiet);
  font-size: 12px;
  text-align: center;
}
@media (max-width: 1200px) {
  .kpis {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
@media (max-width: 860px) {
  .grid {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas: 'trend' 'ranking' 'versions' 'recent';
  }
  .kpis {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}

.apps {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-left: auto;
}
.apps[hidden] {
  display: none;
}
.apps .app {
  color: var(--sub);
  text-decoration: none;
  font-size: 13px;
  white-space: nowrap;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
}
.apps .app:hover,
.apps .app.active {
  color: var(--ink);
  border-color: var(--brand);
}