:root {
  --bg: #f4f5f7; --panel: #fff; --text: #1d2330; --muted: #6b7385; --line: #e3e6ec;
  --accent: #2563eb; --accent-text: #fff; --ok: #15803d; --ok-bg: #dcfce7;
  --warn: #b45309; --warn-bg: #fef3c7; --bad: #b91c1c; --bad-bg: #fee2e2;
  --idle: #4b5563; --idle-bg: #e5e7eb; --radius: 10px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1218; --panel: #171b23; --text: #e6e9ef; --muted: #8b93a5; --line: #262c38;
    --accent: #3b82f6; --ok: #4ade80; --ok-bg: #12301f; --warn: #fbbf24; --warn-bg: #352a10;
    --bad: #f87171; --bad-bg: #3a1616; --idle: #a1a8b5; --idle-bg: #262c38;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; }
.hidden { display: none !important; }
code { font-family: var(--mono); font-size: 12.5px; background: var(--idle-bg); padding: 1px 5px; border-radius: 4px; }
.muted { color: var(--muted); }
.error { color: var(--bad); min-height: 1.5em; margin: 0; }

.brand { font-weight: 650; font-size: 16px; display: flex; align-items: center; gap: 8px; white-space: nowrap; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent); }

.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: 100%; max-width: 340px; background: var(--panel); border: 1px solid var(--line);
  border-radius: 14px; padding: 28px; display: flex; flex-direction: column; gap: 12px; }
.login-card p { margin: 0; }

.topbar { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: 20px;
  padding: 10px 20px; background: var(--panel); border-bottom: 1px solid var(--line); }
.tabs { display: flex; gap: 4px; flex: 1; overflow-x: auto; }
.tabs button { border: 0; background: none; color: var(--muted); padding: 7px 12px; border-radius: 8px; cursor: pointer; font: inherit; white-space: nowrap; }
.tabs button.active { background: var(--idle-bg); color: var(--text); font-weight: 600; }
main { max-width: 1200px; margin: 0 auto; padding: 20px 16px 60px; }

.btn { border: 1px solid var(--line); background: var(--panel); color: var(--text); padding: 7px 14px;
  border-radius: 8px; cursor: pointer; font: inherit; white-space: nowrap; }
.btn:hover { border-color: var(--muted); }
.btn:disabled { opacity: .55; cursor: wait; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.btn.danger { color: var(--bad); }
.btn.ghost { background: transparent; }
.btn.small { padding: 4px 10px; font-size: 13px; }

input, select, textarea { width: 100%; font: inherit; color: var(--text); background: var(--bg);
  border: 1px solid var(--line); border-radius: 8px; padding: 7px 10px; margin-top: 4px; }
textarea, .mono-input { font-family: var(--mono); font-size: 12.5px; }
input:focus, select:focus, textarea:focus { outline: 2px solid color-mix(in srgb, var(--accent) 40%, transparent); border-color: var(--accent); }
label { display: block; color: var(--muted); font-size: 13px; }
label.check, label.radio { display: flex; align-items: center; gap: 8px; color: var(--text); font-size: 14px; }
label.check input, label.radio input { width: auto; margin: 0; }

.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; margin-bottom: 16px; }
.panel h2 { font-size: 15px; margin: 0 0 12px; }
.panel h3 { font-size: 14px; margin: 16px 0 4px; }
.panel > label { margin-bottom: 12px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 20px; }
.span2 { grid-column: span 2; }
.radio-row { display: flex; flex-direction: column; gap: 8px; }
.inline { display: flex; gap: 8px; align-items: center; }
.inline input { margin: 0; }
.form-actions { display: flex; justify-content: flex-end; gap: 8px; margin: 4px 0 16px; }

.toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; flex-wrap: wrap; }
.toolbar h2 { margin: 0; }
.toolbar-actions { display: flex; gap: 8px; }
.stats { display: flex; gap: 16px; color: var(--muted); flex-wrap: wrap; }
.stats b { color: var(--text); font-size: 18px; margin-right: 4px; }

.cards { display: grid; gap: 12px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px;
  display: grid; grid-template-columns: minmax(180px, 1.3fr) minmax(160px, 1fr) minmax(230px, 1.3fr) 330px; gap: 14px; align-items: center; }
.card .name { font-weight: 600; font-size: 15px; word-break: break-all; }
.card .sub { color: var(--muted); font-size: 12.5px; }
.ip { font-family: var(--mono); font-size: 14px; cursor: pointer; }
.ip:hover { color: var(--accent); }
.flags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 4px; }
.actions { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }

.badge { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; padding: 2px 8px; border-radius: 99px; font-weight: 550; white-space: nowrap; }
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge.ok { color: var(--ok); background: var(--ok-bg); }
.badge.warn { color: var(--warn); background: var(--warn-bg); }
.badge.bad { color: var(--bad); background: var(--bad-bg); }
.badge.idle { color: var(--idle); background: var(--idle-bg); }
.tag { font-size: 11.5px; color: var(--muted); border: 1px solid var(--line); border-radius: 5px; padding: 0 6px; }
.rate-live { font-family: var(--mono); font-size: 12px; color: var(--muted); margin-top: 2px; }
.rate-live b { color: var(--text); font-weight: 600; }
a.btn { text-decoration: none; display: inline-block; }
#status-panel .inline input { margin: 0; }
.tag.on { color: var(--accent); border-color: color-mix(in srgb, var(--accent) 40%, transparent); }

.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.table th { color: var(--muted); font-weight: 500; font-size: 12.5px; }
.table td.mono { font-family: var(--mono); font-size: 12.5px; }
.lvl-warn td:last-child { color: var(--warn); }
.lvl-error td:last-child { color: var(--bad); }

.table-wrap { overflow-x: auto; }
#fw-table td { font-size: 13px; }
#fw-table td.rules { font-family: var(--mono); font-size: 12px; }
#fw-table tr.disabled td { opacity: .5; }
#fw-table td.ops { white-space: nowrap; text-align: right; }
.fw-account { width: auto; margin: 0; }
.quick-row { flex-wrap: wrap; }
.probe-row { display: grid; grid-template-columns: 1fr 2fr 2fr auto; gap: 8px; margin-bottom: 8px; }
.probe-row input { margin: 0; }
.push-row { display: grid; grid-template-columns: 1fr 2fr auto auto auto; gap: 8px; margin-bottom: 8px; align-items: center; }
.push-row input { margin: 0; }
.result { background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 12px; font-family: var(--mono); font-size: 12.5px; white-space: pre-wrap; margin: 12px 0 0; }
.empty { text-align: center; color: var(--muted); padding: 40px 0; background: var(--panel); border: 1px dashed var(--line); border-radius: var(--radius); }

dialog { border: 1px solid var(--line); border-radius: 14px; padding: 22px; background: var(--panel); color: var(--text); width: min(460px, calc(100vw - 32px)); }
dialog::backdrop { background: rgba(0,0,0,.45); }
dialog h2 { margin: 0 0 14px; font-size: 16px; }
dialog label { margin-bottom: 12px; }

dialog.wide { width: min(820px, calc(100vw - 32px)); }
.dialog-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
.dialog-head h2 { margin: 0; }
.subtabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 12px; }
.subtabs button { border: 0; background: none; color: var(--muted); padding: 8px 12px; cursor: pointer; font: inherit; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.subtabs button.active { color: var(--text); font-weight: 600; border-bottom-color: var(--accent); }
.small-note { font-size: 12.5px; margin: 0 0 10px; }
.preset-row select { flex: 1; margin: 0; }
.exec-actions { margin: 10px 0; flex-wrap: wrap; }
.exec-actions label { margin-bottom: 0; }
.exec-actions label.check { font-size: 13px; }
.inline-label { display: flex; align-items: center; gap: 6px; }
.inline-label select { width: auto; margin: 0; }
.spacer { flex: 1; }
.form-actions .spacer { flex: 1; }
#inst-form .form-actions, #create-form .form-actions { align-items: center; }
.sub-title { margin: 6px 0 0; font-size: 14px; }
#create-form .grid2 label { margin-bottom: 0; }
#create-preset { margin-bottom: 6px; }
#create-form > .small-note { margin-top: 12px; }
.log-title { margin: 6px 0 0; font-size: 13px; }
.terminal { background: #0d1117; color: #d1d7e0; border-radius: 8px; padding: 12px; font-family: var(--mono); font-size: 12.5px;
  white-space: pre-wrap; word-break: break-all; max-height: 46vh; min-height: 120px; overflow: auto; margin: 0; }
#toast { position: fixed; right: 16px; bottom: 16px; display: flex; flex-direction: column; gap: 8px; z-index: 50; max-width: calc(100vw - 32px); }
#toast div { background: var(--text); color: var(--bg); padding: 10px 14px; border-radius: 8px; box-shadow: 0 6px 20px rgba(0,0,0,.2); max-width: 420px; }
#toast div.err { background: var(--bad); color: #fff; }

@media (max-width: 860px) {
  .card { grid-template-columns: 1fr 1fr; }
  .card > div:nth-child(3) { grid-column: span 2; }
  .actions { grid-column: span 2; justify-content: flex-start; }
  .grid2 { grid-template-columns: 1fr; }
  .span2 { grid-column: auto; }
  .probe-row { grid-template-columns: 1fr; }
  .push-row { grid-template-columns: 1fr 1fr; }
  .topbar { flex-wrap: wrap; gap: 8px; padding: 10px 16px; }
  .tabs { order: 3; flex: 0 0 100%; }
  .topbar .brand { flex: 1; }
}