:root {
  --bg: #f5f6f8;
  --panel: #ffffff;
  --panel-2: #f9fafb;
  --border: #e4e7ec;
  --text: #1d2433;
  --muted: #6b7385;
  --accent: #2563eb;
  --accent-soft: #e8efff;
  --ok: #15803d;
  --ok-soft: #e7f6ec;
  --warn: #b45309;
  --warn-soft: #fdf3e2;
  --bad: #c81e1e;
  --bad-soft: #fdecec;
  --add-bg: #e9f7ee;
  --del-bg: #fdeeee;
  --series-1: #2563eb;
  --series-2: #0d9488;
  --series-3: #d97706;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .05);
  --radius: 10px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1218;
    --panel: #171b23;
    --panel-2: #1c212b;
    --border: #2a303c;
    --text: #e5e8ef;
    --muted: #8d95a7;
    --accent: #5b8cff;
    --accent-soft: #1d2a47;
    --ok: #4ade80;
    --ok-soft: #14301f;
    --warn: #fbbf24;
    --warn-soft: #3a2c10;
    --bad: #f87171;
    --bad-soft: #3b1717;
    --add-bg: #13301f;
    --del-bg: #3a1a1a;
    --series-1: #5b8cff;
    --series-2: #2dd4bf;
    --series-3: #fbbf24;
    --shadow: none;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }
a { color: var(--accent); text-decoration: none; }
code, pre, .mono { font-family: var(--mono); font-size: 12.5px; }
h1 { font-size: 20px; margin: 0; font-weight: 600; }
h2 { font-size: 15px; margin: 0 0 12px; font-weight: 600; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.err-text { color: var(--bad); min-height: 20px; margin-top: 8px; white-space: pre-wrap; }

/* layout */
.app { display: flex; min-height: 100vh; }
.side {
  width: 196px; flex-shrink: 0; background: var(--panel); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; padding: 16px 10px; position: sticky; top: 0; height: 100vh;
}
.brand { display: flex; align-items: center; gap: 9px; font-weight: 650; font-size: 15px; padding: 2px 8px 18px; }
.brand.big { font-size: 18px; justify-content: center; padding-bottom: 22px; }
.logo {
  width: 24px; height: 24px; border-radius: 6px; background: var(--accent); flex-shrink: 0;
  -webkit-mask: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 32 32'%3E%3Cpath d='M7 11h12l-3-3M25 21H13l3 3' stroke='white' stroke-width='2.8' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: cover;
}
nav { display: flex; flex-direction: column; gap: 2px; }
nav a {
  color: var(--text); padding: 8px 10px; border-radius: 7px; display: flex; align-items: center; justify-content: space-between;
}
nav a:hover { background: var(--panel-2); }
nav a.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.side-foot { margin-top: auto; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--warn); display: inline-block; }
.main { flex: 1; min-width: 0; padding: 22px 28px 60px; max-width: 1400px; }
.page-head { display: flex; align-items: center; gap: 12px; margin-bottom: 18px; flex-wrap: wrap; }
.page-head .spacer { flex: 1; }

@media (max-width: 820px) {
  .app { flex-direction: column; }
  .side { width: auto; height: auto; position: static; flex-direction: row; align-items: center; padding: 8px 12px; border-right: 0; border-bottom: 1px solid var(--border); overflow-x: auto; }
  .brand { padding: 0 10px 0 0; }
  .brand:not(.big) { display: none; }
  nav { flex-direction: row; }
  nav a { white-space: nowrap; }
  .side-foot { margin: 0 0 0 8px; white-space: nowrap; }
  .main { padding: 16px; }
}

/* cards */
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px 18px; margin-bottom: 16px; }
.card.flush { padding: 0; overflow: hidden; }
.card.flush > h2 { padding: 14px 18px 0; }
.grid-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin-bottom: 16px; }
.stat { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow); }
.stat .label { color: var(--muted); font-size: 12.5px; }
.stat .value { font-size: 22px; font-weight: 650; margin-top: 2px; font-variant-numeric: tabular-nums; }
.stat .sub { color: var(--muted); font-size: 12px; }
.banner { display: flex; align-items: center; gap: 12px; padding: 11px 14px; border-radius: 8px; margin-bottom: 16px; border: 1px solid; }
.banner.warn { background: var(--warn-soft); border-color: color-mix(in srgb, var(--warn) 35%, transparent); }
.banner.bad { background: var(--bad-soft); border-color: color-mix(in srgb, var(--bad) 35%, transparent); }
.banner.ok { background: var(--ok-soft); border-color: color-mix(in srgb, var(--ok) 35%, transparent); }
.banner .spacer { flex: 1; }

/* tables */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { font-weight: 550; color: var(--muted); font-size: 12.5px; background: var(--panel-2); white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
td.actions { white-space: nowrap; text-align: right; }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: var(--panel-2); }
.empty { padding: 36px; text-align: center; color: var(--muted); }

/* badges */
.badge { display: inline-flex; align-items: center; gap: 5px; padding: 1px 8px; border-radius: 999px; font-size: 12px; font-weight: 550; background: var(--panel-2); color: var(--muted); border: 1px solid var(--border); white-space: nowrap; }
.badge.ok { background: var(--ok-soft); color: var(--ok); border-color: transparent; }
.badge.warn { background: var(--warn-soft); color: var(--warn); border-color: transparent; }
.badge.bad { background: var(--bad-soft); color: var(--bad); border-color: transparent; }
.badge.info { background: var(--accent-soft); color: var(--accent); border-color: transparent; }
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; display: none; }
.badge.dotted::before { display: inline-block; }

/* buttons & forms */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px; border: 1px solid var(--border); background: var(--panel);
  color: var(--text); padding: 7px 13px; border-radius: 7px; font: inherit; font-weight: 550; cursor: pointer; white-space: nowrap;
  transition: background-color .12s, border-color .12s;
}
.btn:hover { background: var(--panel-2); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .55; cursor: not-allowed; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { filter: brightness(1.07); }
.btn.danger { color: var(--bad); }
.btn.danger.solid { background: var(--bad); border-color: var(--bad); color: #fff; }
.btn.ghost { border-color: transparent; background: transparent; }
.btn.ghost:hover { background: var(--panel-2); }
.btn.small { padding: 4px 9px; font-size: 12.5px; }
.btn.block { width: 100%; }
.btn-group { display: inline-flex; border: 1px solid var(--border); border-radius: 7px; overflow: hidden; }
.btn-group button { border: 0; border-right: 1px solid var(--border); background: var(--panel); color: var(--text); padding: 6px 11px; font: inherit; cursor: pointer; }
.btn-group button:last-child { border-right: 0; }
.btn-group button.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }

label { display: block; font-weight: 550; margin-bottom: 12px; }
label .hint, .hint { display: block; font-weight: 400; color: var(--muted); font-size: 12px; margin-top: 3px; }
input, select, textarea {
  display: block; width: 100%; margin-top: 5px; padding: 7px 10px; border: 1px solid var(--border); border-radius: 7px;
  background: var(--panel); color: var(--text); font: inherit; font-weight: 400;
}
textarea { font-family: var(--mono); font-size: 12.5px; resize: vertical; min-height: 70px; }
input:focus, select:focus, textarea:focus { outline: 2px solid color-mix(in srgb, var(--accent) 40%, transparent); outline-offset: 0; border-color: var(--accent); }
input[type=checkbox] { display: inline-block; width: auto; margin: 0 6px 0 0; vertical-align: -2px; accent-color: var(--accent); }
label.check { font-weight: 450; display: inline-flex; align-items: center; margin-right: 16px; cursor: pointer; }
select.inline, input.inline { display: inline-block; width: auto; margin: 0; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 0 16px; }
.form-grid .full { grid-column: 1 / -1; }
details.adv { border: 1px dashed var(--border); border-radius: 8px; padding: 8px 12px; margin: 4px 0 12px; }
details.adv summary { cursor: pointer; color: var(--muted); font-weight: 550; }
details.adv[open] summary { margin-bottom: 10px; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.row.tight { gap: 6px; }
.row input, .row select { margin-top: 0; }
.srv-row { display: grid; grid-template-columns: minmax(180px, 2fr) 80px 136px auto auto; gap: 8px; align-items: center; margin-bottom: 8px; }
.srv-row input, .srv-row select { margin: 0; }
@media (max-width: 640px) { .srv-row { grid-template-columns: 1fr 70px; } }
.node-picks { display: flex; flex-wrap: wrap; gap: 6px 4px; max-height: 180px; overflow-y: auto; padding: 8px 10px; border: 1px solid var(--border); border-radius: 7px; margin-top: 5px; }

/* modal */
.modal-back { position: fixed; inset: 0; background: rgba(10, 14, 22, .45); display: flex; align-items: flex-start; justify-content: center; padding: 5vh 16px; z-index: 50; overflow-y: auto; animation: fade .12s ease-out; }
.modal { background: var(--panel); border-radius: 12px; width: 100%; max-width: 560px; box-shadow: 0 20px 50px rgba(0,0,0,.25); border: 1px solid var(--border); animation: pop .14s ease-out; }
.modal.wide { max-width: 860px; }
.modal-head { display: flex; align-items: center; padding: 14px 18px; border-bottom: 1px solid var(--border); }
.modal-head h3 { margin: 0; font-size: 16px; flex: 1; }
.modal-body { padding: 16px 18px; }
.modal-foot { display: flex; justify-content: flex-end; gap: 8px; padding: 12px 18px; border-top: 1px solid var(--border); }
@keyframes fade { from { opacity: 0; } }
@keyframes pop { from { opacity: 0; transform: translateY(6px) scale(.99); } }

.toasts { position: fixed; right: 16px; bottom: 16px; display: flex; flex-direction: column; gap: 8px; z-index: 60; max-width: min(420px, calc(100vw - 32px)); }
.toast { background: var(--text); color: var(--bg); padding: 10px 14px; border-radius: 8px; box-shadow: 0 8px 24px rgba(0,0,0,.2); white-space: pre-wrap; animation: pop .15s ease-out; }
.toast.bad { background: var(--bad); color: #fff; }
.toast.ok { background: var(--ok); color: #fff; }
@media (prefers-color-scheme: dark) { .toast.ok { color: #0b1a10; } }

/* code / diff */
pre.code { background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; padding: 12px; overflow: auto; max-height: 60vh; margin: 0; white-space: pre-wrap; word-break: break-all; }
.copy-box { display: flex; gap: 8px; align-items: stretch; }
.copy-box pre { flex: 1; margin: 0; }
.diff { font-family: var(--mono); font-size: 12px; border: 1px solid var(--border); border-radius: 8px; overflow: auto; max-height: 520px; }
.diff div { padding: 0 10px; white-space: pre-wrap; word-break: break-all; }
.diff .add { background: var(--add-bg); }
.diff .del { background: var(--del-bg); }
.diff .hunk { color: var(--muted); background: var(--panel-2); padding: 3px 10px; }
.logs { max-height: 460px; font-size: 12px; }
ul.errs { margin: 6px 0 0; padding-left: 20px; color: var(--bad); }
ul.warns { margin: 6px 0 0; padding-left: 20px; color: var(--warn); }

/* node cards on publish */
.pv-node { border: 1px solid var(--border); border-radius: 9px; margin-bottom: 10px; background: var(--panel); }
.pv-node > summary { display: flex; align-items: center; gap: 10px; padding: 10px 14px; cursor: pointer; list-style: none; flex-wrap: wrap; }
.pv-node > summary::-webkit-details-marker { display: none; }
.pv-node > summary::before { content: "▸"; color: var(--muted); transition: transform .12s; }
.pv-node[open] > summary::before { transform: rotate(90deg); }
.pv-node .pv-body { padding: 0 14px 14px; }
.plus { color: var(--ok); font-family: var(--mono); }
.minus { color: var(--bad); font-family: var(--mono); }

/* charts */
.chart { position: relative; }
.chart svg { display: block; width: 100%; height: 220px; overflow: visible; }
.chart .axis { stroke: var(--border); }
.chart .tick { fill: var(--muted); font-size: 11px; }
.chart .grid { stroke: var(--border); stroke-dasharray: 2 4; }
.chart .tip { position: absolute; pointer-events: none; background: var(--panel); border: 1px solid var(--border); border-radius: 7px; padding: 6px 9px; font-size: 12px; box-shadow: 0 6px 18px rgba(0,0,0,.14); white-space: nowrap; z-index: 2; }
.legend { display: flex; gap: 14px; font-size: 12.5px; color: var(--muted); margin-bottom: 6px; flex-wrap: wrap; }
.legend i { display: inline-block; width: 10px; height: 3px; border-radius: 2px; margin-right: 5px; vertical-align: middle; }
.charts-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 1000px) { .charts-2 { grid-template-columns: 1fr; } }
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--border); margin-bottom: 16px; overflow-x: auto; }
.tabs a { padding: 8px 14px; color: var(--muted); border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap; }
.tabs a.active { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 6px 18px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; word-break: break-all; }
.bar { height: 6px; border-radius: 3px; background: var(--panel-2); border: 1px solid var(--border); overflow: hidden; width: 80px; display: inline-block; vertical-align: middle; margin-right: 6px; }
.bar > span { display: block; height: 100%; background: var(--accent); }

/* login */
.login { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 16px; }
.login-card { width: 100%; max-width: 360px; background: var(--panel); border: 1px solid var(--border); border-radius: 14px; padding: 28px 26px; box-shadow: var(--shadow); }