/* ═══════════════════════════════════════════════════════════════
   站点态势 · 融合 stats(心跳仪表) + ops(雷达巡检) 的公开访问页
   色板：石板灰蓝底 + 信号绿健康 + 电蓝数据
   ═══════════════════════════════════════════════════════════════ */
:root {
  --nc-bg: #EEF2F7;
  --nc-bg2: #F7F9FC;
  --nc-panel: #FFFFFF;
  --nc-line: #E2E8F0;
  --nc-line2: #CBD5E1;
  --nc-ink: #1E293B;
  --nc-mut: #64748B;
  --nc-dim: #94A3B8;
  --nc-sig: #16A34A;
  --nc-sig-d: rgba(22, 163, 74, .10);
  --nc-amb: #D97706;
  --nc-amb-d: rgba(217, 119, 6, .10);
  --nc-red: #DC2626;
  --nc-red-d: rgba(220, 38, 38, .09);
  --nc-cyn: #2563EB;
  --nc-cyn-d: rgba(37, 99, 235, .09);
  --nc-vio: #7C3AED;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  font-family: var(--font);
  background: var(--nc-bg);
  color: var(--nc-ink);
  font-size: 13.5px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
i[class^="ri-"], i[class*=" ri-"] { font-style: normal; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

/* ── 顶栏 ── */
.st-nav {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; gap: 14px;
  height: 56px; padding: 0 22px;
  background: rgba(255, 255, 255, .88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--nc-line);
}
.st-brand {
  display: flex; align-items: center; gap: 9px;
  font-weight: 800; font-size: 15px; letter-spacing: -.2px;
}
.st-brand .mark {
  width: 28px; height: 28px; border-radius: 8px;
  background: linear-gradient(135deg, #2563EB, #16A34A);
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-size: 15px;
}
.st-nav-links { display: flex; gap: 18px; margin-left: 12px; font-size: 12.5px; color: var(--nc-mut); }
.st-nav-links a:hover { color: var(--nc-cyn); }
.st-nav-links a.on { color: var(--nc-cyn); font-weight: 600; }
.st-nav-right { margin-left: auto; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

/* ── 通用控件 ── */
.nc-btn {
  cursor: pointer; display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--nc-line2); background: var(--nc-panel); color: var(--nc-ink);
  border-radius: 8px; padding: 7px 13px; font: 600 12px var(--font); transition: all .2s;
}
.nc-btn:hover { border-color: var(--nc-cyn); color: var(--nc-cyn); }
.nc-btn.pri { background: var(--nc-cyn); border-color: var(--nc-cyn); color: #fff; }
.nc-btn.pri:hover { filter: brightness(1.08); color: #fff; }
.nc-btn:disabled { cursor: wait; opacity: .55; }
.nc-btn.loading i.ri-refresh-line { animation: ncSpin .8s linear infinite; }
@keyframes ncSpin { to { transform: rotate(360deg); } }

.role-pill {
  display: inline-flex; align-items: center; gap: 6px;
  font: 600 10px var(--mono); letter-spacing: .12em; text-transform: uppercase;
  border-radius: 99px; padding: 4px 11px;
}
.role-pill.guest { color: var(--nc-mut); background: rgba(148, 163, 184, .16); }
.role-pill.user { color: var(--nc-cyn); background: var(--nc-cyn-d); }
.role-pill.owner { color: var(--nc-sig); background: var(--nc-sig-d); }
.role-pill.admin { color: var(--nc-amb); background: var(--nc-amb-d); }

/* ── 页面容器 ── */
#stRoot {
  display: flex; flex-direction: column; gap: 13px;
  padding: 18px 22px 40px; max-width: 1280px; margin: 0 auto;
  min-height: calc(100vh - 56px);
  background-image:
    linear-gradient(rgba(148, 163, 184, .13) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, .13) 1px, transparent 1px);
  background-size: 44px 44px;
}
#stRoot ::selection { background: var(--nc-cyn); color: #fff; }

/* ── Hero ── */
.nc-hero {
  position: relative; overflow: hidden;
  border: 1px solid var(--nc-line); border-radius: 14px;
  padding: 18px 22px 16px;
  background: linear-gradient(160deg, #FFFFFF 0%, #F8FAFC 100%);
  box-shadow: 0 4px 14px rgba(15, 23, 42, .05);
}
.nc-hero:after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(120% 150% at 100% 0%, rgba(37, 99, 235, .05), transparent 55%);
}
.nc-hero > * { position: relative; z-index: 1; }
.h-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.h-badge {
  display: inline-flex; align-items: center; gap: 7px;
  font: 600 10px var(--mono); letter-spacing: .16em; text-transform: uppercase;
  color: var(--nc-sig); border: 1px solid rgba(22, 163, 74, .30);
  background: var(--nc-sig-d); border-radius: 99px; padding: 4px 11px;
}
.h-badge i {
  width: 6px; height: 6px; border-radius: 50%; background: var(--nc-sig);
  box-shadow: 0 0 8px rgba(22, 163, 74, .5); animation: ncBlink 2.4s infinite;
}
@keyframes ncBlink { 50% { opacity: .3; } }
.h-meta {
  margin-left: auto; display: flex; gap: 14px; align-items: center;
  font: 500 10.5px var(--mono); color: var(--nc-dim); flex-wrap: wrap;
}
.h-meta b { color: var(--nc-mut); font-weight: 600; }
.h-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.h-title { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-top: 14px; flex-wrap: wrap; }
.h-title h1 { font: 800 27px/1.05 var(--font); letter-spacing: -.01em; }
.h-title h1 em { font-style: normal; color: var(--nc-sig); }
.h-title p { margin-top: 6px; color: var(--nc-mut); font-size: 12.5px; max-width: 560px; }

/* ── 四联仪表 ── */
.dials {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  margin-top: 16px; background: var(--nc-line);
  border: 1px solid var(--nc-line); border-radius: 11px; overflow: hidden;
}
.dial { position: relative; background: var(--nc-panel); padding: 13px 16px 11px; min-width: 0; transition: background .2s; }
.dial:hover { background: var(--nc-bg2); }
.dial.pulse { animation: ncPulse .7s; }
@keyframes ncPulse { 0% { background: rgba(37, 99, 235, .10); } 100% { background: var(--nc-panel); } }
.dial small {
  display: flex; align-items: center; gap: 7px;
  font: 600 9.5px var(--mono); letter-spacing: .13em; text-transform: uppercase; color: var(--nc-dim);
}
.dial small i { color: var(--c, var(--nc-sig)); }
.dial strong {
  display: block; margin-top: 8px;
  font: 700 27px/1 var(--mono); font-variant-numeric: tabular-nums;
  letter-spacing: -.02em; color: var(--nc-ink);
}
.dial strong u { text-decoration: none; font-size: 14px; color: var(--nc-dim); font-weight: 600; }
.dial .d {
  display: inline-flex; align-items: center; gap: 4px; margin-top: 8px;
  font: 600 10.5px var(--mono); padding: 2px 8px; border-radius: 5px;
  max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.dial .d.up { color: var(--nc-sig); background: var(--nc-sig-d); }
.dial .d.dn { color: var(--nc-red); background: var(--nc-red-d); }
.dial .d.fl { color: var(--nc-mut); background: rgba(139, 150, 172, .1); }
.dial .bars { position: absolute; right: 15px; bottom: 13px; display: flex; align-items: flex-end; gap: 3px; height: 30px; }
.dial .bars i { width: 5px; border-radius: 2px 2px 0 0; background: var(--c, var(--nc-sig)); opacity: .28; min-height: 2px; }
.dial .bars i:last-child { opacity: 1; }

/* ── Ticker ── */
.ticker {
  display: grid; grid-template-columns: repeat(8, 1fr); gap: 1px;
  background: var(--nc-line); border: 1px solid var(--nc-line);
  border-radius: 10px; overflow: hidden;
}
.tick { background: var(--nc-bg2); padding: 9px 13px; min-width: 0; }
.tick small {
  display: block; font: 600 9px var(--mono); letter-spacing: .1em;
  text-transform: uppercase; color: var(--nc-dim);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.tick b {
  display: flex; align-items: baseline; gap: 6px; margin-top: 3px;
  font: 600 14px var(--mono); font-variant-numeric: tabular-nums;
  white-space: nowrap; color: var(--nc-ink);
}
.tick b em { font: 600 9.5px var(--mono); font-style: normal; }
em.g { color: var(--nc-sig); } em.r { color: var(--nc-red); }
em.a { color: var(--nc-amb); } em.m { color: var(--nc-dim); }

/* ── 面板 ── */
.grid { display: grid; grid-template-columns: minmax(0, 1.62fr) minmax(300px, .86fr); gap: 13px; }
.grid2 { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(300px, 1fr); gap: 13px; }
.nc-panel {
  min-width: 0; background: var(--nc-panel);
  border: 1px solid var(--nc-line); border-radius: 12px; overflow: hidden;
}
.p-h {
  display: flex; align-items: center; gap: 9px;
  padding: 11px 15px; border-bottom: 1px solid var(--nc-line); background: var(--nc-bg2);
}
.p-h b { display: flex; align-items: center; gap: 8px; font-size: 12.5px; font-weight: 700; }
.p-h b i { color: var(--nc-cyn); font-size: 14px; }
.p-h .m { margin-left: auto; font: 500 10px var(--mono); color: var(--nc-dim); text-align: right; }
.p-b { padding: 13px 15px; }
.empty { padding: 26px 15px; text-align: center; color: var(--nc-dim); font-size: 12px; }

.seg {
  display: inline-flex; margin-left: auto; gap: 2px; padding: 2px;
  background: var(--nc-panel); border: 1px solid var(--nc-line); border-radius: 8px;
}
.seg button {
  cursor: pointer; border: 0; background: transparent; color: var(--nc-mut);
  font: 600 11px var(--mono); padding: 4px 10px; border-radius: 6px;
  transition: all .15s; letter-spacing: .02em;
}
.seg button:hover { color: var(--nc-ink); }
.seg button.on { background: var(--nc-cyn); color: #fff; }

/* ── 图表 ── */
.chart { height: 275px; position: relative; }
.chart canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.nc-tip {
  position: absolute; z-index: 3; pointer-events: none; display: none;
  min-width: 150px; padding: 9px 11px; border: 1px solid var(--nc-line2);
  border-radius: 8px; background: #fff; box-shadow: 0 12px 30px rgba(15, 23, 42, .16);
  font: 500 10.5px/1.7 var(--mono); color: var(--nc-mut);
}
.nc-tip.show { display: block; }
.leg { display: flex; gap: 15px; margin-top: 8px; font: 500 10px var(--mono); color: var(--nc-dim); flex-wrap: wrap; }
.leg span { display: inline-flex; align-items: center; gap: 5px; }
.leg i { width: 14px; height: 2px; background: var(--c); }
.leg i.b { width: 7px; height: 7px; border-radius: 2px; }
.cfoot {
  display: flex; gap: 18px; flex-wrap: wrap; margin-top: 10px; padding-top: 10px;
  border-top: 1px dashed var(--nc-line2); font: 500 10.5px var(--mono); color: var(--nc-dim);
}
.cfoot b { color: var(--nc-ink); font-weight: 600; }
.cfoot b.g { color: var(--nc-sig); } .cfoot b.r { color: var(--nc-red); }

/* ── 计量服务 ── */
.api {
  display: grid; grid-template-columns: 24px 1fr auto; gap: 9px;
  align-items: center; padding: 8px 0; border-bottom: 1px solid var(--nc-line);
}
.api:last-child { border: 0; }
.api > i {
  width: 24px; height: 24px; display: flex; align-items: center; justify-content: center;
  border-radius: 6px; font-size: 12px; color: var(--c); background: var(--cd);
}
.api-top { display: flex; justify-content: space-between; font-size: 11px; font-weight: 600; color: var(--nc-mut); }
.api-top b { font: 600 11px var(--mono); color: var(--nc-ink); }
.api-top b.w { color: var(--nc-amb); } .api-top b.e { color: var(--nc-red); }
.api-bar { height: 3px; margin-top: 5px; background: var(--nc-line); border-radius: 99px; overflow: hidden; }
.api-bar span { display: block; height: 100%; background: var(--c); border-radius: 99px; min-width: 2px; }
.api-tail { font: 500 9px var(--mono); color: var(--nc-dim); text-align: right; line-height: 1.6; white-space: nowrap; }

/* ── 舰队心跳条（ops 签名元素）── */
.rb-strip { display: flex; gap: 18px; row-gap: 12px; flex-wrap: wrap; align-items: flex-end; padding: 12px 15px 14px; }
.rb-group { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.rb-glabel {
  display: inline-flex; align-items: center; gap: 6px;
  font: 700 11px var(--font); color: var(--nc-mut); white-space: nowrap;
}
.rb-glabel::before {
  content: ''; width: 9px; height: 9px; border-radius: 3px;
  background: var(--nc-line2); flex: 0 0 auto;
}
.rb-glabel b {
  font: 700 10px var(--mono); color: var(--nc-dim);
  background: var(--nc-bg2); border-radius: 99px; padding: 1px 7px;
  font-variant-numeric: tabular-nums;
}
.rb-group.ok .rb-glabel::before { background: var(--nc-sig); }
.rb-group.bad .rb-glabel::before { background: var(--nc-red); }
.rb-group.never .rb-glabel::before { background: var(--nc-amb); }
.rb-group.off .rb-glabel::before { background: var(--nc-line2); }
.rb-gcells { display: flex; gap: 3px; flex-wrap: wrap; }
.rb-cell {
  position: relative; width: 15px; height: 26px; border: 0; border-radius: 4px;
  cursor: pointer; padding: 0; background: var(--cell-bg, transparent);
  transition: transform .12s, box-shadow .12s;
}
.rb-cell::before {
  content: ''; position: absolute; left: 3px; right: 3px; top: 50%;
  height: 2px; transform: translateY(-50%); border-radius: 2px;
  background: var(--cell-line, transparent);
}
.rb-cell:hover { transform: translateY(-2px); box-shadow: 0 3px 8px rgba(15, 23, 42, .16); }
.rb-cell.ok { --cell-bg: var(--nc-sig-d); --cell-line: var(--nc-sig); }
.rb-cell.bad { --cell-bg: var(--nc-red-d); --cell-line: var(--nc-red); }
.rb-cell.bad::before {
  background: linear-gradient(90deg, var(--nc-red) 0 42%, transparent 42% 58%, var(--nc-red) 58%);
}
.rb-cell.never { --cell-bg: var(--nc-amb-d); --cell-line: var(--nc-amb); }
.rb-cell.never::before { background: repeating-linear-gradient(90deg, var(--nc-amb) 0 3px, transparent 3px 6px); }
.rb-cell.off { --cell-bg: rgba(148, 163, 184, .16); --cell-line: var(--nc-line2); }
@media (prefers-reduced-motion: no-preference) {
  .rb-strip.animate .rb-cell { opacity: 0; animation: rbCellIn .32s ease forwards; }
  @keyframes rbCellIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
  .rb-cell.ok::before { animation: rbBeat 2.4s ease-in-out infinite; }
  @keyframes rbBeat { 0%, 100% { opacity: 1; } 50% { opacity: .3; } }
}

/* ── 成功率主带 ── */
.rb-band {
  display: grid; grid-template-columns: minmax(220px, auto) 1fr;
  border: 1px solid var(--nc-line); border-radius: 12px;
  background: #fff; overflow: hidden;
}
.rb-rate {
  padding: 16px 24px 15px; border-right: 1px solid var(--nc-line);
  display: flex; flex-direction: column; gap: 3px;
}
.rb-rate small { font: 700 10px var(--font); letter-spacing: .09em; color: var(--nc-dim); }
.rb-rate strong {
  font: 800 40px/1 var(--mono); font-variant-numeric: tabular-nums; letter-spacing: -1.5px;
}
.rb-rate strong.is-ok { color: var(--nc-sig); }
.rb-rate strong.is-bad { color: var(--nc-red); }
.rb-rate span { font: 500 11px var(--mono); color: var(--nc-dim); }
.rb-facts { display: grid; grid-template-columns: repeat(4, 1fr); }
.rb-fact { padding: 14px 18px 13px; min-width: 0; }
.rb-fact + .rb-fact { border-left: 1px solid var(--nc-line); }
.rb-fact small { display: block; font: 700 10px var(--font); letter-spacing: .09em; color: var(--nc-dim); }
.rb-fact b {
  display: block; margin-top: 5px;
  font: 800 21px/1.1 var(--mono); font-variant-numeric: tabular-nums;
}
.rb-fact span { display: block; margin-top: 3px; font: 500 11px var(--mono); color: var(--nc-dim); }
.rb-fact.is-danger b { color: var(--nc-red); }

/* ── 表格 ── */
.twrap { overflow-x: auto; }
table.nc-tbl { width: 100%; border-collapse: collapse; font-size: 12px; min-width: 920px; }
.nc-tbl th {
  position: sticky; top: 0; z-index: 1; background: var(--nc-bg2);
  padding: 8px 13px; text-align: left;
  font: 600 9.5px var(--mono); letter-spacing: .1em; text-transform: uppercase;
  color: var(--nc-dim); white-space: nowrap; border-bottom: 1px solid var(--nc-line2);
}
.nc-tbl td {
  padding: 9px 13px; border-bottom: 1px solid var(--nc-line);
  white-space: nowrap; font-variant-numeric: tabular-nums;
}
.nc-tbl tbody tr { transition: background .15s; }
.nc-tbl tbody tr:hover td { background: rgba(37, 99, 235, .045); }
.nc-tbl tbody tr.owned td { background: rgba(22, 163, 74, .05); }
.nc-tbl tbody tr.owned:hover td { background: rgba(22, 163, 74, .09); }
.nc-tbl tbody tr.off td { opacity: .48; }
.sn { display: flex; align-items: center; gap: 9px; max-width: 220px; }
.lamp {
  width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; background: var(--nc-line2);
}
.lamp.ok { background: var(--nc-sig); box-shadow: 0 0 0 3px rgba(22, 163, 74, .15); }
.lamp.bad { background: var(--nc-red); box-shadow: 0 0 0 3px rgba(220, 38, 38, .15); animation: ncBlink 1.2s infinite; }
.lamp.warn { background: var(--nc-amb); box-shadow: 0 0 0 3px rgba(217, 119, 6, .15); }
.sn div { min-width: 0; }
.sn b { display: block; font-size: 12px; overflow: hidden; text-overflow: ellipsis; }
.sn span { display: block; font: 500 9.5px var(--mono); color: var(--nc-dim); }
.tag {
  display: inline-flex; align-items: center; gap: 5px; padding: 2px 8px;
  border-radius: 5px; font: 600 9.5px var(--mono); letter-spacing: .04em;
}
.tag.ok { color: var(--nc-sig); background: var(--nc-sig-d); }
.tag.bad { color: var(--nc-red); background: var(--nc-red-d); }
.tag.warn { color: var(--nc-amb); background: var(--nc-amb-d); }
.tag.off { color: var(--nc-dim); background: rgba(139, 150, 172, .09); }
.rb-pulses { display: inline-flex; gap: 2px; align-items: center; }
.rb-pulses i { width: 6px; height: 15px; border-radius: 2px; background: var(--nc-line); }
.rb-pulses i.ok { background: rgba(22, 163, 74, .5); }
.rb-pulses i.bad { background: rgba(220, 38, 38, .65); }

/* ── 筛选 chips ── */
.rb-chips { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 12px; }
.rb-chip {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1px solid var(--nc-line); background: #fff; border-radius: 999px;
  padding: 6px 12px; font: 600 12px var(--font); color: var(--nc-mut); cursor: pointer;
  transition: all .13s;
}
.rb-chip b {
  font: 700 10.5px var(--mono); color: var(--nc-dim);
  font-variant-numeric: tabular-nums;
}
.rb-chip:hover { border-color: var(--nc-line2); color: var(--nc-ink); }
.rb-chip.is-active { background: var(--nc-ink); border-color: var(--nc-ink); color: #fff; }
.rb-chip.is-active b { color: rgba(255, 255, 255, .72); }

/* ── 活动流 ── */
.feed { max-height: 328px; overflow: auto; }
.frow { display: flex; gap: 10px; align-items: center; padding: 8.5px 15px; border-bottom: 1px solid var(--nc-line); }
.frow:last-child { border: 0; }
.frow:hover { background: rgba(37, 99, 235, .03); }
.frow > i {
  width: 25px; height: 25px; flex-shrink: 0; display: flex; align-items: center;
  justify-content: center; border-radius: 6px; font-size: 12px;
  color: var(--nc-cyn); background: var(--nc-cyn-d);
}
.fmain { min-width: 0; flex: 1; }
.fmain b { display: block; font-size: 11.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.fmain span {
  display: block; margin-top: 1px; font: 500 10px var(--mono); color: var(--nc-dim);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.ft { font: 500 9.5px var(--mono); color: var(--nc-dim); white-space: nowrap; }

.st-foot {
  margin-top: 8px; padding: 14px 4px 0; border-top: 1px solid var(--nc-line);
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  font: 500 11px var(--mono); color: var(--nc-dim);
}

/* 邀请门槛 / 管理面板 */
.st-gate {
  border-color: rgba(217, 119, 6, .35);
  background: linear-gradient(160deg, #fff 0%, #FFFBF5 100%);
}
.st-gate .p-h b i { color: var(--nc-amb); }
.st-invite .p-h b i { color: var(--nc-cyn); }
#stInviteList .nc-tbl th { background: var(--nc-bg2); }
#stInviteList code { user-select: all; }

/* ── 响应式 ── */
@media (max-width: 1100px) {
  .dials { grid-template-columns: repeat(2, 1fr); }
  .ticker { grid-template-columns: repeat(4, 1fr); }
  .grid, .grid2 { grid-template-columns: 1fr; }
  .rb-facts { grid-template-columns: repeat(2, 1fr); }
  .rb-fact:nth-child(3), .rb-fact:nth-child(4) { border-top: 1px solid var(--nc-line); }
}
@media (max-width: 860px) {
  .rb-band { grid-template-columns: 1fr; }
  .rb-rate { border-right: 0; border-bottom: 1px solid var(--nc-line); }
  .st-nav-links { display: none; }
}
@media (max-width: 620px) {
  #stRoot { padding: 12px 12px 28px; }
  .nc-hero { padding: 14px; }
  .dials, .ticker { grid-template-columns: repeat(2, 1fr); }
  .dial strong { font-size: 22px; }
  .chart { height: 230px; }
  .h-meta { margin-left: 0; }
  .h-actions { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  #stRoot * { animation: none !important; transition: none !important; }
}