/* ═══════════════════════════════════════════
   变量 & 主题
   ═══════════════════════════════════════════ */
:root {
  --bg: #f6f7f9;
  --card-bg: #ffffff;
  --text: #1a1a2e;
  --text-secondary: #6b7280;
  --accent: #D4621A;
  --accent-light: #fef3ec;
  --green: #10b981;
  --yellow: #f59e0b;
  --red: #ef4444;
  --border: #e5e7eb;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
}
[data-theme="dark"] {
  --bg: #0f1117;
  --card-bg: #1a1d27;
  --text: #e5e7eb;
  --text-secondary: #9ca3af;
  --accent-light: #2a1a0f;
  --border: #2d3140;
  --shadow: 0 1px 3px rgba(0,0,0,.3);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
               "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  transition: background .25s, color .25s;
  min-height: 100vh;
}

/* ═══════════════════════════════════════════
   顶栏
   ═══════════════════════════════════════════ */
.topbar {
  position: sticky; top: 0; z-index: 50;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--card-bg) 85%, transparent);
}
.topbar-inner {
  max-width: 1080px; margin: 0 auto;
  padding: 12px 20px;
  display: flex; align-items: center; justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.brand-name { font-weight: 700; font-size: 17px; letter-spacing: -.3px; }
.brand-sub { font-size: 11px; color: var(--text-secondary); margin-top: -2px; }
.topbar-actions { display: flex; gap: 8px; align-items: center; flex-shrink: 0; }

.btn {
  border: 1px solid var(--border); background: var(--card-bg);
  color: var(--text); padding: 6px 14px; border-radius: 8px;
  font-size: 13px; cursor: pointer; transition: .2s;
  text-decoration: none; display: inline-flex; align-items: center; gap: 6px;
  white-space: nowrap;
}
.btn:hover { border-color: var(--accent); color: var(--accent); }
.btn-accent { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-accent:hover { opacity: .88; color: #fff; }

/* ═══════════════════════════════════════════
   主容器
   ═══════════════════════════════════════════ */
.container { max-width: 1080px; margin: 0 auto; padding: 24px 20px 60px; }

/* ═══════════════════════════════════════════
   状态主卡
   ═══════════════════════════════════════════ */
.hero {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px 24px;
  box-shadow: var(--shadow); margin-bottom: 20px;
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
}
.hero-icon {
  width: 64px; height: 64px; border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 30px; flex-shrink: 0;
  background: var(--accent-light);
}
.hero-info { flex: 1; min-width: 200px; }
.hero-label { font-size: 13px; color: var(--text-secondary); font-weight: 500; }
.hero-status {
  font-size: 28px; font-weight: 800; letter-spacing: -.5px;
  display: flex; align-items: center; gap: 10px;
}
.dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; animation: pulse 2s infinite; }
.dot.green { background: var(--green); }
.dot.yellow { background: var(--yellow); }
.dot.red { background: var(--red); }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .4; } }
.hero-meta { font-size: 13px; color: var(--text-secondary); margin-top: 4px; }
.hero-refresh { font-size: 12px; color: var(--text-secondary); text-align: right; }

/* ═══════════════════════════════════════════
   标题
   ═══════════════════════════════════════════ */
.section-title {
  font-size: 15px; font-weight: 700; margin: 28px 0 12px;
  display: flex; align-items: center; gap: 8px;
}
.section-title span {
  font-size: 11px; font-weight: 500; color: var(--text-secondary);
  background: var(--bg); padding: 2px 8px; border-radius: 20px;
  border: 1px solid var(--border);
}

/* ═══════════════════════════════════════════
   四路数据源
   ═══════════════════════════════════════════ */
.grid-4 { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
.source-card {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px 16px;
  box-shadow: var(--shadow); transition: transform .15s;
}
.source-card:hover { transform: translateY(-2px); }
.sc-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.sc-name { font-size: 14px; font-weight: 650; }
.sc-icon { font-size: 20px; }
.sc-status { font-size: 12px; font-weight: 600; padding: 2px 10px; border-radius: 20px; display: inline-block; }
.sc-detail { font-size: 12px; color: var(--text-secondary); line-height: 1.5; }

.sc-ok { background: #ecfdf5; color: #065f46; }
.sc-warn { background: #fffbeb; color: #92400e; }
.sc-err { background: #fef2f2; color: #991b1b; }
.sc-pending { background: #f3f4f6; color: #6b7280; }
[data-theme="dark"] .sc-ok { background: #064e3b; color: #6ee7b7; }
[data-theme="dark"] .sc-warn { background: #78350f; color: #fcd34d; }
[data-theme="dark"] .sc-err { background: #7f1d1d; color: #fca5a5; }
[data-theme="dark"] .sc-pending { background: #374151; color: #9ca3af; }

/* ═══════════════════════════════════════════
   监控明细表
   ═══════════════════════════════════════════ */
.table-wrap {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow);
}
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th {
  text-align: left; padding: 11px 16px; font-weight: 600; font-size: 12px;
  color: var(--text-secondary); background: var(--bg);
  border-bottom: 1px solid var(--border); text-transform: uppercase;
  letter-spacing: .4px;
}
td { padding: 12px 16px; border-bottom: 1px solid var(--border); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: color-mix(in srgb, var(--accent) 4%, transparent); }

.badge {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 20px;
}
.badge-ok { background: #ecfdf5; color: #065f46; }
.badge-warn { background: #fffbeb; color: #92400e; }
.badge-err { background: #fef2f2; color: #991b1b; }
[data-theme="dark"] .badge-ok { background: #064e3b; color: #6ee7b7; }
[data-theme="dark"] .badge-warn { background: #78350f; color: #fcd34d; }
[data-theme="dark"] .badge-err { background: #7f1d1d; color: #fca5a5; }

/* ═══════════════════════════════════════════
   双栏：服务可用性 + 图表概览
   ═══════════════════════════════════════════ */
.overview-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 28px;
}
.overview-col { min-width: 0; }
.overview-col .section-title { margin-top: 0; }

@media (max-width: 860px) {
  .overview-row { grid-template-columns: 1fr; }
}

/* ── 服务可用性：顶部大柱子 ── */
.uptime-bars {
  display: flex; gap: 2px; align-items: flex-end;
  height: 80px; padding: 4px 0 8px; margin-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.uptime-bar { flex: 1; min-height: 4px; border-radius: 2px; background: var(--green); }
.uptime-bar.warn { background: var(--yellow); }
.uptime-bar.down { background: var(--red); }
.uptime-bar.gap  { background: var(--border); }

/* ── 服务可用性：服务列表 ── */
.uptime-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 24px;
}
.uptime-item { padding: 4px 0; }
.uptime-item-top {
  display: flex; justify-content: space-between; align-items: baseline;
  font-size: 13px; margin-bottom: 5px;
}
.uptime-item-name { font-weight: 600; }
.uptime-item-pct { font-variant-numeric: tabular-nums; font-weight: 700; color: var(--green); }

/* ── 30 个独立点 ── */
.uptime-dots {
  display: flex;
  gap: 2px;
  height: 6px;
  width: 100%;
}
.uptime-dot {
  flex: 1;
  height: 100%;
  border-radius: 2px;
  background: var(--green);
  min-width: 2px;
}
.uptime-dot.ok   { background: var(--green); }
.uptime-dot.warn { background: var(--yellow); }
.uptime-dot.down { background: var(--red); }
.uptime-dot.gap  { background: var(--border); }

@media (max-width: 1100px) {
  .uptime-list { grid-template-columns: 1fr; }
}

/* ── 图表概览 ── */
.chart-tabs { display: flex; gap: 6px; margin-bottom: 12px; }
.chart-tab {
  font-size: 12px; padding: 5px 16px; border-radius: 20px;
  border: 1px solid var(--border); background: var(--card-bg);
  color: var(--text-secondary); cursor: pointer; font-family: inherit;
}
.chart-tab.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.chart-legend {
  display: flex; flex-wrap: wrap; gap: 14px;
  margin-bottom: 10px; font-size: 12px; color: var(--text-secondary);
}
.chart-legend-item { display: flex; align-items: center; gap: 5px; }
.chart-legend-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }

/* ═══════════════════════════════════════════
   全服数据
   ═══════════════════════════════════════════ */
.data-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 700px) { .data-grid { grid-template-columns: 1fr; } }
.data-card {
  background: var(--card-bg); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px;
  box-shadow: var(--shadow);
}
.data-card h3 {
  font-size: 15px; font-weight: 700; margin-bottom: 14px;
  display: flex; align-items: center; gap: 8px;
}
.data-card h3 small {
  font-size: 11px; font-weight: 400; color: var(--text-secondary);
  margin-left: auto;
}

/* ── Rank 列表 ── */
.rank-list { list-style: none; }
.rank-list li {
  display: flex; align-items: center; gap: 10px;
  padding: 7px 0; border-bottom: 1px solid var(--border);
  font-size: 13px;
}
.rank-list li:last-child { border-bottom: none; }
.rank-num {
  width: 22px; height: 22px; border-radius: 6px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700;
  background: var(--bg); color: var(--text-secondary);
}
.rank-num.top1 { background: #fef3c7; color: #92400e; }
.rank-num.top2 { background: #e5e7eb; color: #374151; }
.rank-num.top3 { background: #fed7aa; color: #9a3412; }
[data-theme="dark"] .rank-num.top1 { background: #78350f; color: #fcd34d; }
[data-theme="dark"] .rank-num.top2 { background: #374151; color: #d1d5db; }
[data-theme="dark"] .rank-num.top3 { background: #7c2d12; color: #fdba74; }
.rank-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rank-val { font-size: 12px; color: var(--text-secondary); font-weight: 600; flex-shrink: 0; }
.rank-cover {
  width: 32px; height: 32px; border-radius: 6px; object-fit: cover;
  background: var(--bg); flex-shrink: 0;
}
.rank-cover-placeholder {
  width: 32px; height: 32px; border-radius: 6px;
  background: var(--bg); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; color: var(--text-secondary);
}

/* ── Rating ── */
.version-tabs { display: flex; gap: 6px; margin-bottom: 14px; flex-wrap: wrap; }
.version-tab {
  font-size: 12px; padding: 5px 14px; border-radius: 20px;
  border: 1px solid var(--border); background: var(--card-bg);
  color: var(--text-secondary); cursor: pointer; transition: .2s;
  user-select: none;
}
.version-tab.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.version-tab:hover:not(.active) { border-color: var(--accent); color: var(--accent); }

.rating-search { display: flex; gap: 8px; margin-bottom: 14px; }
.rating-search input {
  flex: 1; padding: 8px 12px;
  border: 1px solid var(--border); border-radius: 8px;
  background: var(--bg); color: var(--text);
  font-size: 13px; font-family: inherit; outline: none;
  transition: border-color .2s;
}
.rating-search input:focus { border-color: var(--accent); }
.rating-search button {
  padding: 8px 20px; border: 1px solid var(--accent);
  border-radius: 8px; background: var(--accent); color: #fff;
  font-size: 13px; font-weight: 600; cursor: pointer;
  font-family: inherit; transition: opacity .2s;
}
.rating-search button:hover { opacity: .88; }

.rating-segments {
  margin-top: 16px; border: 1px solid var(--border);
  border-radius: 8px; overflow: hidden;
  max-height: 320px; overflow-y: auto;
}
.rating-segments .seg-header {
  display: flex; padding: 10px 14px;
  background: var(--bg); font-size: 12px; font-weight: 700;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 1;
}
.rating-segments .seg-header span:first-child { flex: 1; }
.rating-segments .seg-header span:last-child { text-align: right; }
.segment-row {
  display: flex; padding: 9px 14px; font-size: 13px;
  border-bottom: 1px solid var(--border);
  cursor: pointer; transition: background .15s;
}
.segment-row:last-child { border-bottom: none; }
.segment-row:hover { background: color-mix(in srgb, var(--accent) 6%, transparent); }
.segment-row.active { background: var(--accent-light); }
.segment-row .seg-range { flex: 1; font-family: "SF Mono", monospace; }
.segment-row .seg-count { text-align: right; font-weight: 600; color: var(--text-secondary); }
.segment-row.active .seg-count { color: var(--accent); }

/* ── 越级排行表 ── */
.chart-table { width: 100%; font-size: 12px; }
.chart-table th { padding: 8px 10px; font-size: 11px; position: sticky; top: 0; z-index: 1; }
.chart-table td { padding: 8px 10px; }
.chart-rate {
  font-size: 11px; font-weight: 700; padding: 2px 7px; border-radius: 5px;
  background: var(--accent-light); color: var(--accent);
}

/* ═══════════════════════════════════════════
   提示 / 免责
   ═══════════════════════════════════════════ */
.notice {
  background: var(--accent-light);
  border: 1px solid color-mix(in srgb, var(--accent) 20%, transparent);
  border-radius: var(--radius); padding: 16px 20px;
  font-size: 13px; color: var(--text-secondary); line-height: 1.7;
  margin-top: 28px;
}
.notice strong { color: var(--accent); }
.notice a { color: var(--accent); font-weight: 600; }
.notice-warn {
  margin-bottom: 20px; margin-top: 0;
  background: #fffbeb; border-color: #fcd34d; color: #92400e;
}
.notice-warn strong, .notice-warn a { color: #92400e; }

/* ═══════════════════════════════════════════
   页脚
   ═══════════════════════════════════════════ */
.footer {
  max-width: 1080px; margin: 0 auto; padding: 0 20px 40px;
  font-size: 12px; color: var(--text-secondary);
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px;
}
.footer a { color: var(--accent); text-decoration: none; }
.footer a:hover { text-decoration: underline; }

/* ═══════════════════════════════════════════
   加载态
   ═══════════════════════════════════════════ */
.loading-text { font-size: 13px; color: var(--text-secondary); text-align: center; padding: 20px; }

/* ═══════════════════════════════════════════
   移动端
   ═══════════════════════════════════════════ */
@media (max-width: 600px) {
  .hero { padding: 20px 16px; }
  .hero-status { font-size: 22px; }
  .hero-icon { width: 50px; height: 50px; font-size: 24px; }
  th, td { padding: 10px 12px; }
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .chart-table th, .chart-table td { padding: 6px 5px; font-size: 11px; }
  #ratingChart { height: 240px !important; }
  #overviewChart { height: 240px !important; }
}