/* ============================================================
   UptimeProbe 状态页样式
   设计令牌 → 基础 → 背景氛围 → 顶栏 → 横幅 → 指标 → 卡片 → 事件
   ============================================================ */

:root {
  /* 色板 */
  --bg: #07090e;
  --surface-1: rgba(255, 255, 255, .038);
  --surface-2: rgba(255, 255, 255, .06);
  --border: rgba(255, 255, 255, .075);
  --border-strong: rgba(255, 255, 255, .16);

  --text-1: #eef2f6;
  --text-2: #9aa4b2;
  --text-3: #5d6674;

  --ok: #34d399;
  --ok-soft: rgba(52, 211, 153, .13);
  --warn: #fbbf24;
  --warn-soft: rgba(251, 191, 36, .13);
  --down: #f87171;
  --down-soft: rgba(248, 113, 113, .13);
  --stale: #64748b;
  --stale-soft: rgba(100, 116, 139, .16);

  /* 动效 */
  --ease-out: cubic-bezier(.23, 1, .32, 1);
  --ease-inout: cubic-bezier(.77, 0, .175, 1);

  --radius-l: 20px;
  --radius-m: 16px;
  --radius-s: 9px;

  --font-mono: ui-monospace, "SF Mono", "Cascadia Code", Consolas, Menlo, monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text-1);
  font: 15px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
}
.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
h1, h2, h3, p { margin: 0; }

::selection { background: rgba(52, 211, 153, .28); }

/* ---------- 背景氛围：光晕漂移 + 细网格 ---------- */
.bg { position: fixed; inset: 0; z-index: -1; overflow: hidden; }
.bg-glow {
  position: absolute; inset: -25%;
  background:
    radial-gradient(52rem 36rem at 12% -8%, rgba(52, 211, 153, .09), transparent 62%),
    radial-gradient(46rem 34rem at 88% 6%, rgba(96, 165, 250, .065), transparent 60%),
    radial-gradient(60rem 44rem at 55% 118%, rgba(45, 212, 191, .05), transparent 64%);
  animation: glowDrift 46s var(--ease-inout) infinite alternate;
}
@keyframes glowDrift {
  from { transform: translate3d(-1.5%, -1%, 0) scale(1); }
  to   { transform: translate3d(2%, 1.6%, 0) scale(1.06); }
}
.bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .022) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(70rem 40rem at 50% -10%, rgba(0, 0, 0, .8), transparent 72%);
  -webkit-mask-image: radial-gradient(70rem 40rem at 50% -10%, rgba(0, 0, 0, .8), transparent 72%);
}

/* ---------- 顶栏（玻璃材质） ---------- */
.topbar {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(20px) saturate(170%);
  -webkit-backdrop-filter: blur(20px) saturate(170%);
  background: rgba(7, 9, 14, .66);
  border-bottom: 1px solid rgba(255, 255, 255, .055);
}
.topbar-inner {
  max-width: 1060px; margin: 0 auto; padding: 14px 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.brand { display: flex; align-items: center; gap: 11px; }
.brand-mark { width: 30px; height: 30px; border-radius: 8px; object-fit: contain; }
.brand-name { font-size: 17px; font-weight: 650; letter-spacing: -.01em; }
.topbar-right { display: flex; align-items: center; gap: 14px; }

.live {
  display: flex; align-items: center; gap: 8px;
  font-size: 12.5px; color: var(--text-2);
  padding: 6px 12px 6px 10px; border-radius: 999px;
  background: var(--surface-1); border: 1px solid var(--border);
}
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); position: relative; flex: none; }
.live-dot::after {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  background: inherit; animation: ping 2.4s cubic-bezier(0, 0, .2, 1) infinite;
}
@keyframes ping { 0% { transform: scale(1); opacity: .65; } 75%, 100% { transform: scale(2.9); opacity: 0; } }
.live.is-off .live-dot { background: var(--warn); }
.live.is-off .live-dot::after { animation: none; opacity: 0; }

.btn-ghost {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 7px 14px; border-radius: 999px;
  color: var(--text-1); background: var(--surface-1);
  border: 1px solid var(--border);
  cursor: pointer; user-select: none;
  transition: transform 160ms var(--ease-out), background 160ms var(--ease-out), border-color 160ms var(--ease-out);
}
.btn-ghost:hover { background: var(--surface-2); border-color: var(--border-strong); }
.btn-ghost:active { transform: scale(.97); }
.btn-ghost svg { width: 12px; height: 12px; }
.btn-ghost.loading svg { animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(1turn); } }

/* ---------- 版心 ---------- */
.wrap { max-width: 1060px; margin: 0 auto; padding: 28px 24px 40px; }

/* ---------- 总览横幅 ---------- */
.banner {
  position: relative;
  display: flex; align-items: center; gap: 18px;
  padding: 24px 26px; border-radius: var(--radius-l);
  border: 1px solid var(--border-strong);
  overflow: hidden;
  animation: rise .55s var(--ease-out) backwards;
  transition: border-color .5s var(--ease-out);
}
.banner::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(180deg, rgba(255, 255, 255, .05), transparent 55%);
  pointer-events: none;
}
.banner[data-state="ok"] {
  border-color: rgba(52, 211, 153, .3);
  background: linear-gradient(180deg, rgba(52, 211, 153, .1), rgba(52, 211, 153, .025));
  animation: rise .55s var(--ease-out) backwards, breatheOk 7s ease-in-out 1s infinite;
}
.banner[data-state="degraded"] {
  border-color: rgba(251, 191, 36, .32);
  background: linear-gradient(180deg, rgba(251, 191, 36, .1), rgba(251, 191, 36, .02));
  animation: rise .55s var(--ease-out) backwards, breatheWarn 5s ease-in-out 1s infinite;
}
.banner[data-state="down"] {
  border-color: rgba(248, 113, 113, .38);
  background: linear-gradient(180deg, rgba(248, 113, 113, .11), rgba(248, 113, 113, .025));
  animation: rise .55s var(--ease-out) backwards, breatheDown 3.4s ease-in-out 1s infinite;
}
.banner[data-state="empty"] {
  border-color: var(--border-strong);
  background: var(--surface-1);
}
@keyframes breatheOk   { 50% { box-shadow: 0 10px 48px -18px rgba(52, 211, 153, .55), 0 0 90px -46px rgba(52, 211, 153, .5); } }
@keyframes breatheWarn { 50% { box-shadow: 0 10px 48px -18px rgba(251, 191, 36, .5), 0 0 90px -46px rgba(251, 191, 36, .45); } }
@keyframes breatheDown { 50% { box-shadow: 0 10px 52px -16px rgba(248, 113, 113, .6), 0 0 90px -42px rgba(248, 113, 113, .55); } }

.banner-icon {
  width: 52px; height: 52px; flex: none;
  border-radius: 16px; display: grid; place-items: center;
}
.banner-icon svg { width: 27px; height: 27px; }
.banner[data-state="ok"]       .banner-icon { background: var(--ok-soft);   color: var(--ok); }
.banner[data-state="degraded"] .banner-icon { background: var(--warn-soft); color: var(--warn); }
.banner[data-state="down"]     .banner-icon { background: var(--down-soft); color: var(--down); }
.banner[data-state="empty"]    .banner-icon { background: var(--stale-soft); color: var(--stale); }
.banner-icon svg path, .banner-icon svg circle, .banner-icon svg polyline {
  stroke-dasharray: 80; stroke-dashoffset: 80;
  animation: drawIn .8s var(--ease-out) .25s forwards;
}
@keyframes drawIn { to { stroke-dashoffset: 0; } }

.banner-main { flex: 1; min-width: 0; }
.banner-title { font-size: 24px; font-weight: 680; letter-spacing: -.022em; line-height: 1.25; }
.banner-sub { margin-top: 4px; color: var(--text-2); font-size: 13.5px; }
.banner-side { text-align: right; flex: none; }
.banner-upt { font-size: 30px; font-weight: 680; letter-spacing: -.02em; line-height: 1.1; color: var(--ok); transition: color .5s; }
.banner-upt small { font-size: 16px; font-weight: 600; margin-left: 1px; opacity: .85; }
.banner[data-state="degraded"] .banner-upt { color: var(--warn); }
.banner[data-state="down"] .banner-upt { color: var(--down); }
.banner[data-state="empty"] .banner-upt { color: var(--stale); }
.banner-upt-label { font-size: 12px; color: var(--text-3); margin-top: 3px; }

/* ---------- 概览指标 ---------- */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px;
  margin-top: 14px;
}
.stat {
  background: var(--surface-1); border: 1px solid var(--border);
  border-radius: var(--radius-m); padding: 15px 18px;
  animation: rise .5s var(--ease-out) backwards;
  transition: border-color .2s var(--ease-out), background .2s var(--ease-out);
}
.stat:hover { border-color: var(--border-strong); background: var(--surface-2); }
.stat-label { font-size: 12.5px; color: var(--text-3); letter-spacing: .01em; }
.stat-value { margin-top: 5px; font-size: 22px; font-weight: 670; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.stat-value small { font-size: 13px; font-weight: 550; color: var(--text-3); }
.stat-value.is-up { color: var(--ok); }
.stat-value.is-down { color: var(--down); }

/* ---------- 小节标题 ---------- */
.section-head {
  display: flex; align-items: center; gap: 14px;
  margin: 34px 0 14px;
}
.section-head h2 { font-size: 15px; font-weight: 640; letter-spacing: -.01em; color: var(--text-1); }
.section-head .rule { flex: 1; height: 1px; background: linear-gradient(90deg, var(--border), transparent); }
.section-note { font-size: 12px; color: var(--text-3); }

/* ---------- 监控卡片 ---------- */
.cards { display: flex; flex-direction: column; gap: 12px; }
.card {
  background: linear-gradient(180deg, rgba(255, 255, 255, .045), rgba(255, 255, 255, .018));
  border: 1px solid var(--border);
  border-radius: var(--radius-l);
  padding: 19px 22px 17px;
  animation: rise .55s var(--ease-out) backwards;
  animation-delay: calc(var(--i) * 70ms);
  transition: transform .3s var(--ease-out), border-color .3s var(--ease-out), box-shadow .3s var(--ease-out);
  will-change: transform;
}
@media (hover: hover) and (pointer: fine) {
  .card:hover {
    transform: translateY(-2px);
    border-color: var(--border-strong);
    box-shadow: 0 14px 42px -18px rgba(0, 0, 0, .65);
  }
}
@keyframes rise {
  from { opacity: 0; transform: translateY(16px) scale(.985); }
}

.card-head { display: flex; align-items: center; gap: 12px; }
.card-title { display: flex; align-items: center; gap: 9px; min-width: 0; }
.card-title h3 { font-size: 15.5px; font-weight: 640; letter-spacing: -.01em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.region-badge {
  flex: none; font-size: 11px; color: var(--text-2);
  padding: 2.5px 9px; border-radius: 999px;
  background: rgba(96, 165, 250, .1); border: 1px solid rgba(96, 165, 250, .22);
}
.card-status { margin-left: auto; display: flex; align-items: center; gap: 8px; flex: none; }
.dot { width: 9px; height: 9px; border-radius: 50%; position: relative; flex: none; }
.dot::after {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  background: inherit; animation: ping 2.6s cubic-bezier(0, 0, .2, 1) infinite;
}
.dot.up { background: var(--ok); box-shadow: 0 0 8px rgba(52, 211, 153, .8); }
.dot.degraded { background: var(--warn); box-shadow: 0 0 8px rgba(251, 191, 36, .8); }
.dot.down { background: var(--down); box-shadow: 0 0 8px rgba(248, 113, 113, .8); }
.dot.down::after { animation-duration: 1.3s; }
.dot.nodata { background: var(--stale); }
.dot.nodata::after { animation: none; opacity: 0; }
.card-status-text { font-size: 13px; color: var(--text-2); }

.card-meta {
  display: flex; align-items: baseline; gap: 9px; margin-top: 7px;
  font-size: 12.5px; color: var(--text-3);
}
.card-meta .latency { font-size: 13px; font-weight: 600; transition: color .4s; }
.card-meta .latency.up { color: var(--ok); }
.card-meta .latency.degraded { color: var(--warn); }
.card-meta .latency.down, .card-meta .latency.nodata { color: var(--text-3); }
.latency.flash { animation: numFlash .45s var(--ease-out); }
@keyframes numFlash { 0% { opacity: .25; transform: translateY(3px); } 100% { opacity: 1; transform: none; } }
.card-meta .target { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 46ch; }

/* 90 天 uptime 条（SVG 连续坐标，抗锯齿渲染保证视觉等距） */
.bars-wrap { margin-top: 15px; }
.bars {
  display: block;
  width: 100%; height: 36px;
}
.bar {
  transform-box: fill-box;
  transform-origin: 50% 100%;
  transition: transform .18s var(--ease-out), filter .18s var(--ease-out);
  animation: barIn .45s var(--ease-out) backwards;
  animation-delay: calc(var(--i) * 4ms + 120ms);
}
@keyframes barIn { from { transform: scaleY(0); } }
.bar.up   { fill: url(#barUp); }
.bar.warn { fill: url(#barWarn); }
.bar.down { fill: url(#barDown); }
.bar.none { fill: rgba(255, 255, 255, .06); }
.bar.today { filter: drop-shadow(0 0 3px rgba(52, 211, 153, .5)); animation: barIn .45s var(--ease-out) backwards, todayGlow 2.8s ease-in-out 1.2s infinite; }
.bar.warn.today { filter: drop-shadow(0 0 3px rgba(251, 191, 36, .5)); }
.bar.down.today { filter: drop-shadow(0 0 3px rgba(248, 113, 113, .55)); }
@keyframes todayGlow { 50% { filter: brightness(1.45) drop-shadow(0 0 3px rgba(52, 211, 153, .5)); } }
@media (hover: hover) and (pointer: fine) {
  .bar:hover { transform: scaleY(1.18); filter: brightness(1.3); }
}
.bars-axis {
  display: flex; justify-content: space-between;
  margin-top: 7px; font-size: 11px; color: var(--text-3);
}

/* 24h 延迟曲线 */
.spark-row { display: flex; align-items: stretch; gap: 16px; margin-top: 13px; }
.spark-box {
  position: relative; flex: 1; min-width: 0;
  height: 54px; border-radius: 8px;
  background: rgba(255, 255, 255, .022);
  border: 1px solid rgba(255, 255, 255, .045);
  overflow: visible;
}
.spark-box svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.spark-line {
  fill: none; stroke: var(--ok); stroke-width: 1.6;
  vector-effect: non-scaling-stroke; stroke-linejoin: round; stroke-linecap: round;
}
.spark-line.degraded { stroke: var(--warn); }
.spark-area { fill: url(#sparkFill); stroke: none; }
.spark-fails rect { fill: var(--down); opacity: .9; }
.spark-dot { filter: drop-shadow(0 0 2.5px rgba(255, 255, 255, .4)); pointer-events: none; }
.spark-cross { position: absolute; top: 0; bottom: 0; width: 1px; background: rgba(255, 255, 255, .35); opacity: 0; pointer-events: none; }
.spark-cross-dot {
  position: absolute; width: 7px; height: 7px; border-radius: 50%;
  background: var(--ok); border: 1.5px solid #0a0d12;
  transform: translate(-50%, -50%); opacity: 0; pointer-events: none;
}
.spark-cross-label {
  position: absolute; bottom: calc(100% + 6px); left: 0;
  transform: translateX(-50%);
  background: #141a23; border: 1px solid var(--border-strong);
  color: var(--text-1); font-size: 11.5px; padding: 3px 8px; border-radius: 7px;
  white-space: nowrap; opacity: 0; pointer-events: none;
  box-shadow: 0 6px 20px -6px rgba(0, 0, 0, .6);
}
.spark-box.is-hover .spark-cross, .spark-box.is-hover .spark-cross-dot, .spark-box.is-hover .spark-cross-label { opacity: 1; }
.spark-stats {
  flex: none; width: 118px; align-self: center;
  display: flex; flex-direction: column; gap: 3px;
  font-size: 11.5px; color: var(--text-3);
}
.spark-stats b { color: var(--text-2); font-weight: 600; font-variant-numeric: tabular-nums; }
.spark-stats .row { display: flex; justify-content: space-between; gap: 8px; }

/* 卡片底部 */
.card-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  margin-top: 14px; padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, .05);
}
.upt-mini { display: flex; gap: 16px; font-size: 12px; color: var(--text-3); }
.upt-mini b { color: var(--text-1); font-weight: 620; font-variant-numeric: tabular-nums; margin-left: 4px; }
.upt-mini b.ok { color: var(--ok); }
.upt-mini b.down { color: var(--down); }
.last-check { font-size: 12px; color: var(--text-3); white-space: nowrap; }

/* ---------- 事件 ---------- */
.incidents { display: flex; flex-direction: column; gap: 9px; }
.incident {
  display: flex; align-items: center; gap: 14px;
  background: var(--surface-1); border: 1px solid var(--border);
  border-radius: var(--radius-m); padding: 13px 17px;
  animation: rise .5s var(--ease-out) backwards;
  animation-delay: calc(var(--i) * 60ms);
  transition: border-color .2s var(--ease-out);
}
.incident:hover { border-color: var(--border-strong); }
.inc-icon {
  width: 30px; height: 30px; flex: none; border-radius: 9px;
  display: grid; place-items: center; font-size: 14px; font-weight: 700;
}
.incident.down .inc-icon { background: var(--down-soft); color: var(--down); }
.inc-icon svg { width: 14px; height: 14px; }
.inc-main { flex: 1; min-width: 0; }
.inc-title { font-size: 13.5px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.inc-ongoing {
  font-size: 10.5px; color: var(--down); background: var(--down-soft);
  padding: 1.5px 8px; border-radius: 999px; font-weight: 600;
  animation: softPulse 1.6s ease-in-out infinite;
}
@keyframes softPulse { 50% { opacity: .45; } }
.inc-sub { margin-top: 2px; font-size: 12px; color: var(--text-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.inc-dur { flex: none; font-size: 12.5px; color: var(--text-2); font-variant-numeric: tabular-nums; }
.inc-empty {
  display: flex; align-items: center; gap: 10px;
  padding: 16px 18px; border-radius: var(--radius-m);
  border: 1px dashed rgba(255, 255, 255, .1);
  color: var(--text-2); font-size: 13.5px;
  animation: rise .5s var(--ease-out) backwards;
}
.inc-empty svg { width: 16px; height: 16px; color: var(--ok); }

/* ---------- 浮层 tooltip ---------- */
.tooltip {
  position: fixed; z-index: 100; pointer-events: none;
  background: #141a23; border: 1px solid var(--border-strong);
  border-radius: 10px; padding: 8px 11px;
  font-size: 12px; line-height: 1.55; color: var(--text-2);
  box-shadow: 0 10px 32px -8px rgba(0, 0, 0, .7);
  transform: translate(-50%, -100%) scale(.97);
  transform-origin: bottom center;
  transition: opacity .13s var(--ease-out), transform .13s var(--ease-out);
  opacity: 0; white-space: nowrap;
}
.tooltip.is-show { opacity: 1; transform: translate(-50%, -100%) scale(1); }
.tooltip b { color: var(--text-1); font-weight: 620; }
.tooltip .tt-ok { color: var(--ok); }
.tooltip .tt-warn { color: var(--warn); }
.tooltip .tt-down { color: var(--down); }

/* ---------- 页脚 ---------- */
.foot {
  margin-top: 44px; padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, .05);
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  font-size: 12px; color: var(--text-3);
}

/* ---------- 骨架屏 ---------- */
.skel {
  position: relative; overflow: hidden;
  background: var(--surface-1); border: 1px solid var(--border);
  border-radius: var(--radius-l);
}
.skel::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, transparent 32%, rgba(255, 255, 255, .055) 50%, transparent 68%);
  background-size: 200% 100%;
  animation: shimmer 1.6s linear infinite;
}
@keyframes shimmer { from { background-position: 180% 0; } to { background-position: -180% 0; } }
.skel-banner { height: 100px; animation: rise .4s var(--ease-out) backwards; }
.skel-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 14px; }
.skel-stat { height: 76px; border-radius: var(--radius-m); }
.skel-card { height: 168px; margin-top: 12px; }
.skel-card:nth-of-type(3) { animation-delay: .06s; }
.skel-card:nth-of-type(4) { animation-delay: .12s; }
#skeleton .skel-card:first-of-type { margin-top: 26px; }

/* ---------- 响应式 ---------- */
@media (max-width: 760px) {
  .wrap { padding: 20px 16px 32px; }
  .topbar-inner { padding: 12px 16px; }
  .banner { flex-wrap: wrap; padding: 20px; }
  .banner-side { text-align: left; width: 100%; display: flex; align-items: baseline; gap: 10px; margin-top: 2px; }
  .banner-upt { font-size: 24px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .spark-row { flex-direction: column; gap: 8px; }
  .spark-stats { width: 100%; flex-direction: row; justify-content: space-between; }
  .spark-stats .row { flex-direction: column; align-items: flex-start; gap: 1px; }
  .card-foot { flex-wrap: wrap; }
  .upt-mini { gap: 11px; flex-wrap: wrap; }
  .live-text { display: none; }
  .live { padding: 6px 10px; }
  .card-meta .target { max-width: 24ch; }
}

/* ---------- 无障碍 ---------- */
@media (prefers-reduced-motion: reduce) {
  .bg-glow { animation: none; }
  .banner, .card, .stat, .incident, .inc-empty, .bar { animation-duration: .01ms !important; animation-delay: 0ms !important; }
  .bar.today { animation: none; }
  .dot::after, .inc-ongoing, .skel::after { animation: none; }
  .btn-ghost, .card, .bar { transition-duration: .01ms; }
}