/* ============================================================
 *  VPS 状态面板 — 样式表
 *  配色集中在 :root 的变量里，配合 config.js 的 theme.accent 切换。
 * ============================================================ */

/* ---------------- 主题变量 ---------------- */
:root {
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 20px;
  --wrap: 1240px;
  --ease: cubic-bezier(.4, 0, .2, 1);

  --ok: #34d399;
  --warn: #fbbf24;
  --bad: #f87171;
  --off: #64748b;
  /* 次要文字的强调色，比 --text-3 亮一档，保证小字号下也能看清 */
  --dim: #8b9bb4;

  --fs-xs: 12px;
  --fs-sm: 13px;
  --fs-md: 14px;
  --fs-lg: 16px;
  --fs-xl: 21px;
  --fs-2xl: 30px;
  --fs-3xl: 42px;

  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
          "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --mono: "SF Mono", "JetBrains Mono", "Cascadia Code", Consolas,
          "Liberation Mono", monospace;
}

/* 强调色：cyan */
[data-accent="cyan"] {
  --accent: #22d3ee;
  --accent-2: #60a5fa;
  --accent-soft: rgba(34, 211, 238, .14);
  --accent-line: rgba(34, 211, 238, .34);
}
[data-accent="green"] {
  --accent: #34d399;
  --accent-2: #22d3ee;
  --accent-soft: rgba(52, 211, 153, .14);
  --accent-line: rgba(52, 211, 153, .34);
}
[data-accent="violet"] {
  --accent: #a78bfa;
  --accent-2: #f472b6;
  --accent-soft: rgba(167, 139, 250, .16);
  --accent-line: rgba(167, 139, 250, .36);
}
[data-accent="amber"] {
  --accent: #fbbf24;
  --accent-2: #fb923c;
  --accent-soft: rgba(251, 191, 36, .15);
  --accent-line: rgba(251, 191, 36, .34);
}

/* 暗色（默认） */
[data-mode="dark"] {
  --bg: #070b14;
  --bg-2: #0b1120;
  --panel: rgba(16, 23, 40, .72);
  --panel-solid: #111827;
  --panel-2: rgba(22, 31, 52, .6);
  --line: rgba(148, 163, 184, .14);
  --line-strong: rgba(148, 163, 184, .26);
  --text: #e8eefc;
  --text-2: #a9bad4;
  --text-3: #7c8ba3;
  --shadow: 0 18px 48px -22px rgba(0, 0, 0, .9);
  --grid-color: rgba(148, 163, 184, .055);
}

/* 亮色 */
[data-mode="light"] {
  --bg: #f4f7fc;
  --bg-2: #e9eff8;
  --panel: rgba(255, 255, 255, .86);
  --panel-solid: #ffffff;
  --panel-2: rgba(241, 245, 251, .9);
  --line: rgba(15, 23, 42, .1);
  --line-strong: rgba(15, 23, 42, .18);
  --text: #0f172a;
  --text-2: #4a5a75;
  --text-3: #6b7c96;
  --shadow: 0 16px 40px -24px rgba(15, 23, 42, .4);
  --grid-color: rgba(15, 23, 42, .045);
}

/* ---------------- 基础 ---------------- */
* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 84px; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: var(--fs-md);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 { margin: 0; line-height: 1.25; font-weight: 650; letter-spacing: -.01em; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
::selection { background: var(--accent-soft); }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 22px; }

/* ---------------- 背景层 ---------------- */
.bg-layer { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }

.bg-grid {
  position: absolute; inset: -2px;
  background-image:
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 92% 62% at 50% 0%, #000 25%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 92% 62% at 50% 0%, #000 25%, transparent 78%);
}
[data-bg="plain"] .bg-grid { display: none; }

.bg-glow {
  position: absolute; inset: 0;
  background:
    radial-gradient(720px 380px at 12% -6%, var(--accent-soft), transparent 62%),
    radial-gradient(620px 340px at 88% -10%, rgba(96, 165, 250, .13), transparent 64%),
    radial-gradient(900px 520px at 50% 108%, var(--accent-soft), transparent 70%);
}
[data-bg="plain"] .bg-glow { opacity: .5; }

.bg-scan {
  position: absolute; inset: 0;
  background: repeating-linear-gradient(180deg, rgba(255, 255, 255, .014) 0 1px, transparent 1px 3px);
  opacity: .7;
}
[data-mode="light"] .bg-scan { display: none; }
[data-bg="plain"] .bg-scan { display: none; }

/* ---------------- 顶栏 ---------------- */
.topbar {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-bottom: 1px solid var(--line);
}
.topbar-inner { display: flex; align-items: center; gap: 20px; height: 62px; }

.brand { display: flex; align-items: center; gap: 11px; flex-shrink: 0; }
.brand-mark {
  display: grid; place-items: center;
  width: 36px; height: 36px; border-radius: 10px;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid var(--accent-line);
  box-shadow: 0 0 22px -6px var(--accent);
}
.brand-mark svg { width: 22px; height: 22px; }
.brand-mark img { width: 100%; height: 100%; object-fit: contain; border-radius: 10px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong { font-size: var(--fs-lg); font-weight: 700; letter-spacing: .01em; }
.brand-text small { font-size: 10px; letter-spacing: .16em; color: var(--text-3); }

.topnav { display: flex; gap: 4px; margin-left: 8px; }
.topnav a {
  padding: 7px 13px; border-radius: 999px;
  font-size: var(--fs-md); color: var(--text-2);
  transition: background .18s var(--ease), color .18s var(--ease);
}
.topnav a:hover { background: var(--panel-2); color: var(--text); }
.topnav a.active { color: var(--accent); background: var(--accent-soft); }

.topbar-right { display: flex; align-items: center; gap: 10px; margin-left: auto; }

.live-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--ok); box-shadow: 0 0 0 0 var(--ok);
  animation: ping 2.2s var(--ease) infinite;
}
.live-dot.is-stale { background: var(--warn); animation: none; box-shadow: 0 0 10px -1px var(--warn); }
.live-dot.is-error { background: var(--bad); animation: none; box-shadow: 0 0 10px -1px var(--bad); }
@keyframes ping {
  0%   { box-shadow: 0 0 0 0 color-mix(in srgb, var(--ok) 55%, transparent); }
  70%  { box-shadow: 0 0 0 8px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.updated { font-family: var(--mono); font-size: var(--fs-xs); color: var(--dim); white-space: nowrap; }

.icon-btn {
  display: grid; place-items: center;
  width: 34px; height: 34px; border-radius: 9px;
  background: transparent; color: var(--text-2);
  border: 1px solid var(--line);
  transition: all .18s var(--ease);
}
.icon-btn:hover { color: var(--accent); border-color: var(--accent-line); background: var(--accent-soft); }
.icon-btn svg { width: 17px; height: 17px; }
.icon-btn.spinning svg { animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------------- 状态横幅 ---------------- */
main { position: relative; z-index: 1; padding-bottom: 40px; }

.hero {
  display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: 34px;
  align-items: center;
  padding: 52px 0 40px;
}

.hero-badge {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 6px 15px 6px 12px; margin-bottom: 20px;
  border-radius: 999px; font-size: var(--fs-sm); font-weight: 600;
  color: var(--ok);
  background: color-mix(in srgb, var(--ok) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--ok) 36%, transparent);
}
.hero-badge.is-warn { color: var(--warn); background: color-mix(in srgb, var(--warn) 12%, transparent); border-color: color-mix(in srgb, var(--warn) 38%, transparent); }
.hero-badge.is-bad  { color: var(--bad);  background: color-mix(in srgb, var(--bad) 12%, transparent);  border-color: color-mix(in srgb, var(--bad) 38%, transparent); }
.pulse { width: 7px; height: 7px; border-radius: 50%; background: currentColor; animation: ping 2s var(--ease) infinite; }

#heroTitle {
  font-size: var(--fs-3xl); font-weight: 750; letter-spacing: -.025em;
  background: linear-gradient(100deg, var(--text) 18%, var(--accent) 78%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sub { margin-top: 12px; max-width: 46ch; color: var(--text-2); font-size: var(--fs-lg); }

.hero-right { display: flex; flex-direction: column; gap: 14px; }

.uptime-block {
  padding: 18px 20px;
  border-radius: var(--radius);
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.uptime-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 13px; }
.uptime-head span { font-size: var(--fs-sm); color: var(--text-2); }
.uptime-head strong { font-family: var(--mono); font-size: var(--fs-xl); color: var(--ok); }

.uptime-bars { display: flex; gap: 2px; height: 34px; align-items: flex-end; }
.uptime-bars i {
  flex: 1; min-width: 2px; border-radius: 2px;
  background: var(--ok); opacity: .82;
  transition: opacity .18s var(--ease), transform .18s var(--ease);
}
.uptime-bars i:hover { opacity: 1; transform: scaleY(1.06); }
.uptime-bars i.warn { background: var(--warn); }
.uptime-bars i.bad { background: var(--bad); }
.uptime-bars i.none { background: var(--line-strong); height: 40% !important; }
.uptime-foot { display: flex; justify-content: space-between; margin-top: 9px; font-size: 11px; color: var(--dim); }

.source-row { display: flex; align-items: center; gap: 10px; }
.src-chip {
  font-family: var(--mono); font-size: 11px; letter-spacing: .04em;
  padding: 4px 11px; border-radius: 999px;
  color: var(--text-2); background: var(--panel-2); border: 1px solid var(--line);
}
.src-chip.is-live { color: var(--accent); border-color: var(--accent-line); background: var(--accent-soft); }
.mini-btn {
  padding: 4px 12px; border-radius: 999px; font-size: var(--fs-xs);
  color: var(--text-2); background: transparent; border: 1px solid var(--line);
  transition: all .18s var(--ease);
}
.mini-btn:hover { color: var(--accent); border-color: var(--accent-line); }

/* ---------------- 总览卡片 ---------------- */
.summary {
  display: grid; grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px; margin-bottom: 44px;
}
.stat {
  position: relative; overflow: hidden;
  padding: 18px 19px;
  border-radius: var(--radius);
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: transform .22s var(--ease), border-color .22s var(--ease);
}
.stat:hover { transform: translateY(-3px); border-color: var(--accent-line); }
.stat::after {
  content: ""; position: absolute; left: 0; top: 0; height: 2px; width: 100%;
  background: linear-gradient(90deg, var(--accent), transparent 72%);
  opacity: .8;
}
.stat-label { font-size: var(--fs-xs); color: var(--dim); letter-spacing: .05em; text-transform: uppercase; }
.stat-value { margin-top: 8px; font-family: var(--mono); font-size: var(--fs-2xl); font-weight: 600; letter-spacing: -.02em; }
.stat-value small { font-size: var(--fs-md); color: var(--dim); font-weight: 400; margin-left: 3px; }
.stat-foot { margin-top: 6px; font-size: var(--fs-xs); color: var(--text-2); }
.stat-bar { margin-top: 11px; height: 4px; border-radius: 999px; background: var(--line); overflow: hidden; }
.stat-bar i { display: block; height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--accent), var(--accent-2)); transition: width .6s var(--ease); }

/* ---------------- 区块 ---------------- */
.section { margin-bottom: 46px; }
.section-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 18px; flex-wrap: wrap; margin-bottom: 18px;
}
.section-head h2 { font-size: var(--fs-xl); }
.section-head h2::before {
  content: ""; display: inline-block; width: 3px; height: 15px; margin-right: 10px;
  border-radius: 2px; background: var(--accent); vertical-align: -2px;
}

.section-tools { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.filter-group { display: flex; gap: 5px; flex-wrap: wrap; }
.filter-group button {
  padding: 5px 13px; border-radius: 999px; font-size: var(--fs-sm);
  color: var(--text-2); background: transparent; border: 1px solid var(--line);
  transition: all .18s var(--ease);
}
.filter-group button:hover { color: var(--text); border-color: var(--line-strong); }
.filter-group button.active { color: var(--accent); background: var(--accent-soft); border-color: var(--accent-line); }

.view-switch { display: flex; padding: 3px; border-radius: 999px; background: var(--panel-2); border: 1px solid var(--line); }
.view-switch button {
  padding: 4px 14px; border: 0; border-radius: 999px; font-size: var(--fs-sm);
  color: var(--text-2); background: transparent; transition: all .18s var(--ease);
}
.view-switch button.active { color: var(--bg); background: var(--accent); font-weight: 600; }

/* ---------------- 节点卡片 ---------------- */
.node-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 16px; }

.node {
  position: relative; overflow: hidden;
  padding: 19px 20px 20px;
  border-radius: var(--radius-lg);
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: transform .24s var(--ease), border-color .24s var(--ease), box-shadow .24s var(--ease);
}
.node:hover { transform: translateY(-4px); border-color: var(--accent-line); box-shadow: 0 24px 54px -26px rgba(0, 0, 0, .95), 0 0 0 1px var(--accent-soft); }
.node::before {
  content: ""; position: absolute; left: 0; right: 0; top: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-line), transparent);
}

.node-top { display: flex; align-items: flex-start; gap: 12px; }
.node-flag {
  display: grid; place-items: center; flex-shrink: 0;
  width: 40px; height: 40px; border-radius: 11px;
  font-size: 20px; line-height: 1;
  background: var(--panel-2); border: 1px solid var(--line);
}
.node-ident { min-width: 0; flex: 1; }
.node-name { display: flex; align-items: center; gap: 8px; font-size: var(--fs-lg); font-weight: 650; }
.node-name span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.node-meta { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 3px; font-size: var(--fs-xs); color: var(--dim); font-family: var(--mono); }

.badge {
  display: inline-flex; align-items: center; gap: 5px; flex-shrink: 0;
  padding: 3px 10px; border-radius: 999px;
  font-size: 11px; font-weight: 600; letter-spacing: .03em;
}
.badge i { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge.online  { color: var(--ok);   background: color-mix(in srgb, var(--ok) 13%, transparent);   border: 1px solid color-mix(in srgb, var(--ok) 33%, transparent); }
.badge.degraded{ color: var(--warn); background: color-mix(in srgb, var(--warn) 13%, transparent); border: 1px solid color-mix(in srgb, var(--warn) 35%, transparent); }
.badge.offline { color: var(--bad);  background: color-mix(in srgb, var(--bad) 13%, transparent);  border: 1px solid color-mix(in srgb, var(--bad) 35%, transparent); }
.badge.online i { animation: ping 2s var(--ease) infinite; }

.node-metrics { display: flex; flex-direction: column; gap: 12px; margin-top: 18px; }

.metric-head { display: flex; align-items: baseline; justify-content: space-between; font-size: var(--fs-sm); }
.metric-head .lbl { color: var(--text-2); }
.metric-head .val { font-family: var(--mono); color: var(--text); font-weight: 600; }
.metric-head .val em { font-style: normal; font-size: 11px; color: var(--dim); font-weight: 400; margin-left: 2px; }

.bar { margin-top: 6px; height: 6px; border-radius: 999px; background: var(--line); overflow: hidden; }
.bar i { display: block; height: 100%; border-radius: 999px; transition: width .7s var(--ease); }
.bar i.ok   { background: linear-gradient(90deg, var(--accent), var(--accent-2)); }
.bar i.warn { background: linear-gradient(90deg, #fbbf24, #fb923c); }
.bar i.bad  { background: linear-gradient(90deg, #f87171, #ef4444); }

.chart-box { margin-top: 16px; padding-top: 14px; border-top: 1px dashed var(--line); }
.chart-box .chart-cap { display: flex; justify-content: space-between; font-size: var(--fs-xs); color: var(--dim); margin-bottom: 6px; }
.chart-box .chart-cap b { font-family: var(--mono); font-weight: 600; }
canvas.spark { display: block; width: 100%; height: 46px; }

.node-net { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 15px; }
.net-cell {
  padding: 9px 12px; border-radius: var(--radius-sm);
  background: var(--panel-2); border: 1px solid var(--line);
}
.net-cell .k { font-size: 11px; color: var(--dim); display: flex; align-items: center; gap: 5px; }
.net-cell .k svg { width: 12px; height: 12px; }
.net-cell .v { margin-top: 3px; font-family: var(--mono); font-size: var(--fs-lg); font-weight: 600; }
.net-cell .v.down { color: var(--accent); }
.net-cell .v.up { color: var(--accent-2); }

.node-foot {
  display: flex; justify-content: space-between; align-items: center; gap: 10px;
  margin-top: 16px; padding-top: 13px; border-top: 1px solid var(--line);
  font-size: var(--fs-xs); color: var(--dim); font-family: var(--mono);
}
.tag {
  padding: 2px 9px; border-radius: 6px; font-size: 11px;
  color: var(--text-2); background: var(--panel-2); border: 1px solid var(--line);
}

/* ---------------- 表格视图 ---------------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--line); background: var(--panel); backdrop-filter: blur(12px); }
.node-table { width: 100%; border-collapse: collapse; min-width: 900px; font-size: var(--fs-sm); }
.node-table th {
  text-align: left; padding: 12px 15px; font-weight: 600; font-size: var(--fs-xs);
  color: var(--dim); letter-spacing: .05em; text-transform: uppercase;
  background: var(--panel-2); border-bottom: 1px solid var(--line); white-space: nowrap;
}
.node-table td { padding: 12px 15px; border-bottom: 1px solid var(--line); font-family: var(--mono); white-space: nowrap; }
.node-table tbody tr:last-child td { border-bottom: 0; }
.node-table tbody tr { transition: background .16s var(--ease); }
.node-table tbody tr:hover { background: var(--accent-soft); }
.node-table .td-name { font-family: var(--font); font-weight: 600; }
.node-table .mini-bar { display: inline-block; width: 54px; height: 5px; margin-right: 8px; border-radius: 999px; background: var(--line); overflow: hidden; vertical-align: middle; }
.node-table .mini-bar i { display: block; height: 100%; border-radius: 999px; background: var(--accent); }
.empty-tip { padding: 30px; text-align: center; color: var(--text-3); }

/* ---------------- 详情面板 ---------------- */
.detail-wrap { display: grid; grid-template-columns: repeat(auto-fill, minmax(400px, 1fr)); gap: 16px; }
.detail-card {
  padding: 20px 21px; border-radius: var(--radius-lg);
  background: var(--panel); border: 1px solid var(--line);
  box-shadow: var(--shadow); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}
.detail-head { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; padding-bottom: 13px; border-bottom: 1px solid var(--line); }
.detail-head h3 { font-size: var(--fs-lg); }
.detail-head .tag { margin-left: auto; }

.kv { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 20px; margin: 0; }
.kv > div { min-width: 0; }
.kv dt { font-size: 11px; color: var(--dim); letter-spacing: .04em; }
.kv dd {
  margin: 2px 0 0; font-family: var(--mono); font-size: var(--fs-sm); color: var(--text);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.kv dd.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.ring-row { display: flex; gap: 16px; margin-bottom: 18px; }
.ring { display: flex; flex-direction: column; align-items: center; gap: 5px; flex: 1; }
.ring svg { width: 74px; height: 74px; transform: rotate(-90deg); }
.ring .track { fill: none; stroke: var(--line); stroke-width: 6; }
.ring .prog  { fill: none; stroke: var(--accent); stroke-width: 6; stroke-linecap: round; transition: stroke-dashoffset .8s var(--ease); }
.ring.warn .prog { stroke: var(--warn); }
.ring.bad  .prog { stroke: var(--bad); }
.ring-num { font-family: var(--mono); font-size: var(--fs-md); font-weight: 600; margin-top: -46px; margin-bottom: 22px; white-space: nowrap; }
.ring-lbl { font-size: 11px; color: var(--dim); white-space: nowrap; }

/* ---------------- 关于 ---------------- */
.about-card {
  display: grid; grid-template-columns: minmax(0, 1.7fr) minmax(260px, 1fr); gap: 30px;
  padding: 26px 28px; border-radius: var(--radius-lg);
  background: var(--panel); border: 1px solid var(--line);
  box-shadow: var(--shadow); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}
.about-main h3 { font-size: var(--fs-lg); margin-bottom: 12px; }
.about-main p { color: var(--text-2); }
.about-list { margin: 16px 0 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.about-list li { position: relative; padding-left: 22px; font-size: var(--fs-sm); color: var(--text-2); }
.about-list li::before {
  content: ""; position: absolute; left: 4px; top: 8px;
  width: 6px; height: 6px; border-radius: 2px; background: var(--accent);
}
.about-side { border-left: 1px solid var(--line); padding-left: 26px; }
.about-side .kv { grid-template-columns: 1fr; }

/* ---------------- 页脚 ---------------- */
.footer { position: relative; z-index: 1; border-top: 1px solid var(--line); padding: 22px 0 30px; }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: var(--fs-xs); color: var(--dim); }
.footer-inner .dot { opacity: .5; }

/* ---------------- 提示 ---------------- */
.toast {
  position: fixed; left: 50%; bottom: 30px; z-index: 90;
  transform: translate(-50%, 20px);
  padding: 11px 20px; border-radius: 999px;
  font-size: var(--fs-sm);
  color: var(--text); background: var(--panel-solid);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow);
  opacity: 0; pointer-events: none;
  transition: opacity .26s var(--ease), transform .26s var(--ease);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.warn { border-color: color-mix(in srgb, var(--warn) 45%, transparent); color: var(--warn); }

/* ---------------- 滚动条 ---------------- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--line-strong); border-radius: 999px; border: 2px solid transparent; background-clip: content-box; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-line); background-clip: content-box; }

/* ---------------- 响应式 ---------------- */
@media (max-width: 1080px) {
  .hero { grid-template-columns: 1fr; gap: 26px; padding: 38px 0 30px; }
  .hero-right { max-width: 520px; }
  .summary { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .about-card { grid-template-columns: 1fr; gap: 22px; }
  .about-side { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); padding-top: 20px; }
}
@media (max-width: 760px) {
  .topnav { display: none; }
  .wrap { padding: 0 16px; }
  #heroTitle { font-size: 30px; }
  .summary { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .node-grid { grid-template-columns: 1fr; }
  .detail-wrap { grid-template-columns: 1fr; }
  .kv { grid-template-columns: 1fr; }
  .updated { display: none; }
  .node-net { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 420px) {
  .summary { grid-template-columns: 1fr; }
  .brand-text small { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
}

/* ============================================================
 *  深色科技风动效 + 全屏详情弹窗
 * ============================================================ */

/* ---------------- 卡片入场（交错上升 + 辉光） ---------------- */
.node.fx-in {
  opacity: 0;
  transform: translateY(26px) scale(.985);
  animation: fxIn .62s var(--ease) forwards;
}
@keyframes fxIn {
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* 卡片可点击提示 + hover 质感 */
.node.is-clickable { cursor: pointer; }
.node.is-clickable:hover {
  border-color: var(--accent-line);
  box-shadow: 0 0 0 1px var(--accent-line), 0 22px 60px -18px color-mix(in srgb, var(--accent) 22%, transparent);
  transform: translateY(-3px);
  transition: transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
}
.node.is-clickable:hover .node-name { color: var(--accent); }

/* 指标进度条流光 */
.node .bar i, .node .stat-bar i { position: relative; overflow: hidden; }
.node .bar i::after, .node .stat-bar i::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(100deg, transparent 20%, rgba(255,255,255,.35) 50%, transparent 80%);
  transform: translateX(-100%);
  animation: shimmer 2.6s ease-in-out infinite;
}
@keyframes shimmer { 60% { transform: translateX(100%); } 100% { transform: translateX(100%); } }

/* ---------------- 全屏详情弹窗 ---------------- */
.modal { position: fixed; inset: 0; z-index: 90; }
.modal[hidden] { display: none; }
.modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(3, 6, 12, .68);
  backdrop-filter: blur(10px) saturate(120%);
  -webkit-backdrop-filter: blur(10px) saturate(120%);
  opacity: 0;
  transition: opacity .28s var(--ease);
}
.modal.show .modal-backdrop { opacity: 1; }

.modal-panel {
  position: relative;
  width: min(920px, calc(100vw - 40px));
  max-height: calc(100vh - 44px);
  margin: 22px auto;
  border-radius: var(--radius-lg);
  background: linear-gradient(165deg, var(--panel-solid), var(--bg-2));
  border: 1px solid var(--line-strong);
  box-shadow: 0 40px 120px -20px rgba(0,0,0,.85), 0 0 0 1px color-mix(in srgb, var(--accent) 12%, transparent);
  overflow: hidden;
  display: flex; flex-direction: column;
  opacity: 0; transform: translateY(26px) scale(.96);
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}
.modal.show .modal-panel { opacity: 1; transform: translateY(0) scale(1); }

/* 顶部呼吸光带 */
.modal-panel::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  background-size: 200% 100%;
  animation: modalScan 3.2s linear infinite;
}
@keyframes modalScan { from { background-position: 200% 0; } to { background-position: -200% 0; } }

.modal-head {
  display: flex; align-items: center; gap: 14px;
  padding: 20px 26px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 8%, transparent), transparent);
}
.modal-flag {
  display: grid; place-items: center;
  width: 46px; height: 46px; border-radius: 13px;
  font-size: 24px; flex-shrink: 0;
  background: var(--panel-2); border: 1px solid var(--line-strong);
  box-shadow: 0 0 24px -6px var(--accent);
}
.modal-title { flex: 1; min-width: 0; }
.modal-title h3 { font-size: var(--fs-xl); font-weight: 700; }
.modal-title span { font-family: var(--mono); font-size: var(--fs-xs); color: var(--text-3); }

.modal-close {
  width: 36px; height: 36px; border-radius: 10px; flex-shrink: 0;
  background: var(--panel-2); color: var(--text-2);
  border: 1px solid var(--line); font-size: 15px; line-height: 1;
  transition: all .18s var(--ease);
}
.modal-close:hover { color: var(--bad); border-color: color-mix(in srgb, var(--bad) 45%, transparent); background: color-mix(in srgb, var(--bad) 10%, transparent); transform: rotate(90deg); }

.modal-body { padding: 22px 26px 26px; overflow-y: auto; }

/* 三枚大环形图 */
.modal-rings {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px; margin-bottom: 22px;
}
.ring-lg {
  position: relative; display: flex; flex-direction: column; align-items: center; gap: 8px;
  padding: 18px 10px 14px;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
}
.ring-lg svg { width: 118px; height: 118px; transform: rotate(-90deg); }
.ring-lg .track { fill: none; stroke: var(--line); stroke-width: 7; }
.ring-lg .prog {
  fill: none; stroke: var(--ring-c, var(--accent)); stroke-width: 7;
  stroke-linecap: round;
  transition: stroke-dashoffset 1.1s var(--ease);
  filter: drop-shadow(0 0 6px var(--ring-c, var(--accent)));
}
.ring-lg-num {
  position: absolute; top: 47px;
  font-family: var(--mono); font-size: var(--fs-xl); font-weight: 700;
  color: var(--text);
  text-shadow: 0 0 16px color-mix(in srgb, var(--ring-c, var(--accent)) 55%, transparent);
}
.ring-lg-lbl { font-size: var(--fs-sm); color: var(--text-2); }

/* 大趋势图 */
.modal-chart {
  padding: 16px 18px 12px; margin-bottom: 22px;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
}
.modal-chart .chart-cap { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.modal-chart .chart-cap span { font-weight: 600; }
.modal-chart .chart-cap b { font-family: var(--mono); font-size: var(--fs-xs); color: var(--text-3); font-weight: 500; }
#modalChart { width: 100%; height: 180px; display: block; }
.chart-legend { display: flex; gap: 16px; margin-top: 8px; flex-wrap: wrap; }
.chart-legend .lg { display: inline-flex; align-items: center; gap: 6px; font-size: 11px; color: var(--text-2); }
.chart-legend .lg::before { content: ""; width: 16px; height: 3px; border-radius: 2px; }
.chart-legend .cpu::before { background: var(--accent); }
.chart-legend .mem::before { background: var(--accent-2); }
.chart-legend .dsk::before { background: var(--ok); }
.chart-legend .dn::before { background: #f0abfc; }
.chart-legend .up::before { background: #fb923c; }

/* 双栏 */
.modal-cols {
  display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 18px;
}
.modal-col {
  padding: 16px 18px;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
}
.col-title {
  font-size: var(--fs-sm); font-weight: 600; color: var(--text-2);
  margin-bottom: 12px; padding-bottom: 8px; border-bottom: 1px solid var(--line);
  display: flex; align-items: center; gap: 8px;
}
.col-title::before { content: ""; width: 4px; height: 14px; border-radius: 2px; background: var(--accent); box-shadow: 0 0 8px var(--accent); }
.modal-col .kv { grid-template-columns: 1fr; gap: 0; }
.modal-col .kv > div { padding: 7px 0; border-bottom: 1px dashed var(--line); }
.modal-col .kv > div:last-child { border-bottom: 0; }
.modal-col .kv dt { font-size: var(--fs-xs); color: var(--text-3); }
.modal-col .kv dd { font-family: var(--mono); font-size: var(--fs-sm); color: var(--text); text-align: right; }

/* 容器列表 */
.ctn-list { display: flex; flex-direction: column; gap: 6px; }
.ctn-row {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px; border-radius: 9px;
  background: var(--panel-2); border: 1px solid var(--line);
  font-size: var(--fs-sm);
}
.ctn-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.ctn-dot.on { background: var(--ok); box-shadow: 0 0 8px var(--ok); animation: ping 2.4s var(--ease) infinite; }
.ctn-dot.off { background: var(--off); }
.ctn-name { font-weight: 600; font-family: var(--mono); flex-shrink: 0; }
.ctn-ports { color: var(--text-3); font-family: var(--mono); font-size: var(--fs-xs); flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ctn-status { color: var(--text-2); font-size: var(--fs-xs); flex-shrink: 0; }
.ctn-empty, .disk-list .ctn-empty { color: var(--text-3); font-size: var(--fs-sm); padding: 6px 0; }

/* 磁盘列表 */
.disk-list { display: flex; flex-direction: column; gap: 12px; }
.disk-row-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 6px; gap: 10px; }
.disk-mount { font-family: var(--mono); font-size: var(--fs-sm); font-weight: 600; }
.disk-nums { font-family: var(--mono); font-size: var(--fs-xs); color: var(--text-3); }
.disk-list .bar { height: 7px; }
.disk-list .bar i { border-radius: 4px; }

.modal-note {
  margin-top: 16px; padding: 12px 16px;
  border-radius: 10px; font-size: var(--fs-sm); color: var(--text-2);
  background: color-mix(in srgb, var(--warn) 8%, var(--panel));
  border: 1px solid color-mix(in srgb, var(--warn) 20%, var(--line));
}

/* 弹窗打开时锁定背景滚动 */
body.modal-open { overflow: hidden; }

/* ---------------- 响应式：弹窗 ---------------- */
@media (max-width: 760px) {
  .modal-panel { width: calc(100vw - 20px); margin: 10px auto; max-height: calc(100vh - 20px); }
  .modal-head { padding: 14px 16px; }
  .modal-body { padding: 14px 16px 18px; }
  .modal-rings { gap: 10px; }
  .ring-lg svg { width: 88px; height: 88px; }
  .ring-lg-num { top: 33px; font-size: var(--fs-lg); }
  .modal-cols { grid-template-columns: 1fr; }
}