:root {
  --bg: #0b0e14;
  --panel: #121724;
  --panel2: #161c2c;
  --line: #232c40;
  --text: #e6ebf5;
  --muted: #8a97b4;
  --accent: #4f8cff;
  --accent2: #22d3ee;
  --good: #34d399;
  --warn: #fbbf24;
  --bad: #f87171;
  --distress: #f59e0b;
  --row: #0f1420;
  --row-hover: #18202f;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font: 13px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", Rob, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input, select, textarea {
  font: inherit; color: var(--text);
  background: var(--panel2); border: 1px solid var(--line); border-radius: 6px;
  padding: 6px 9px;
}
button { cursor: pointer; }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.ghost { background: transparent; }
button:disabled { opacity: .5; cursor: default; }
input:focus, textarea:focus, select:focus { outline: 1px solid var(--accent); border-color: var(--accent); }

/* layout */
#app { min-height: 100vh; }
.topbar {
  display: flex; align-items: center; gap: 14px;
  padding: 10px 18px; border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #11162400, #0a0d15);
  position: sticky; top: 0; z-index: 10; backdrop-filter: blur(6px);
}
.topbar .brand { font-weight: 700; letter-spacing: .5px; }
.topbar .brand span { color: var(--accent2); }
.topbar nav { display: flex; gap: 6px; margin-left: 8px; }
.topbar nav a {
  padding: 5px 10px; border-radius: 6px; color: var(--muted);
}
.topbar nav a.active { background: var(--panel2); color: var(--text); }
.topbar .spacer { flex: 1; }
.topbar .meta { color: var(--muted); font-size: 12px; }
.container { padding: 18px; max-width: 1600px; margin: 0 auto; }

/* login */
.login-wrap { display: grid; place-items: center; min-height: 100vh; }
.login {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 28px; width: 360px; box-shadow: 0 20px 60px #0008;
}
.login h1 { margin: 0 0 4px; font-size: 18px; }
.login p.sub { margin: 0 0 18px; color: var(--muted); font-size: 12px; }
.login label { display: block; margin: 12px 0 4px; color: var(--muted); }
.login .err { color: var(--bad); font-size: 12px; min-height: 16px; margin-top: 8px; }

/* cards */
.grid { display: grid; gap: 14px; }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 10px;
  padding: 14px 16px;
}
.card h2 { margin: 0 0 10px; font-size: 13px; color: var(--muted); text-transform: uppercase; letter-spacing: .6px; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }
.kpi { background: var(--panel2); border: 1px solid var(--line); border-radius: 8px; padding: 12px; }
.kpi .v { font-size: 22px; font-weight: 700; }
.kpi .l { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .5px; margin-top: 2px; }
.kpi .d { font-size: 11px; margin-top: 4px; }
.kpi .d.up { color: var(--good); }
.kpi .d.down { color: var(--bad); }

/* alerts */
.alert { border-left: 3px solid var(--muted); padding: 8px 12px; margin: 6px 0; background: var(--panel2); border-radius: 6px; }
.alert.bad { border-color: var(--bad); }
.alert.warn { border-color: var(--warn); }
.alert.good { border-color: var(--good); }
.alert .lbl { font-weight: 600; }
.alert .msg { color: var(--muted); margin-top: 2px; }

/* table */
.toolbar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; }
.toolbar input.search { flex: 1; min-width: 200px; }
.table-wrap { overflow: auto; border: 1px solid var(--line); border-radius: 10px; }
table { width: 100%; border-collapse: collapse; font-size: 12px; }
th, td { padding: 7px 10px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { background: var(--panel2); color: var(--muted); font-weight: 600; position: sticky; top: 0; cursor: pointer; user-select: none; }
th .arrow { opacity: .5; font-size: 10px; }
tr { background: var(--row); }
tr:hover { background: var(--row-hover); }
tr.manual { background: #1a1408; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.link { color: var(--accent); cursor: pointer; }
td.link:hover { text-decoration: underline; }
.badge { display: inline-block; padding: 2px 7px; border-radius: 999px; font-size: 11px; font-weight: 600; }
.badge.distress { background: #3a2a08; color: var(--distress); border: 1px solid #5a4012; }
.badge.fire { background: #3a1414; color: var(--bad); border: 1px solid #5a1c1c; }
.badge.manual { background: #1a2a3a; color: var(--accent2); border: 1px solid #1c3a5a; }
.unread { color: var(--bad); font-weight: 700; }
.muted { color: var(--muted); }
.cell-edit { cursor: text; border-bottom: 1px dashed var(--line); }
.cell-edit:hover { border-color: var(--accent); }
.edit-input { width: 100%; padding: 2px 4px; }

/* detail */
.back { margin-bottom: 12px; }
.detail-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.detail-head h1 { margin: 0; font-size: 20px; }
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 980px) { .cols { grid-template-columns: 1fr; } }
form.distress-form { display: grid; gap: 10px; }
form.distress-form label { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .4px; }
form.distress-form input, form.distress-form textarea { width: 100%; }
form.distress-form textarea { min-height: 60px; resize: vertical; }
.form-actions { display: flex; gap: 8px; align-items: center; }
.save-ok { color: var(--good); font-size: 12px; }
.pill-tabs { display: flex; gap: 6px; margin-bottom: 10px; }
.pill-tabs button { padding: 5px 12px; }
.pill-tabs button.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.conv { border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; margin: 6px 0; background: var(--panel2); }
.conv .who { font-weight: 600; }
.conv .meta { color: var(--muted); font-size: 11px; }
.conv .msg { margin-top: 4px; color: var(--text); }
.conv.in .msg::before { content: "↳ "; color: var(--good); }
.conv.out .msg::before { content: "↳ "; color: var(--accent); }
.empty { color: var(--muted); padding: 20px; text-align: center; }
.upstream-warn { background: #2a1408; border: 1px solid #5a2c12; color: var(--warn); padding: 8px 12px; border-radius: 8px; margin-bottom: 12px; }
.loading { color: var(--muted); padding: 30px; text-align: center; }tr.urgent { background: rgba(220,60,40,0.10); }
tr.urgent td { color: #ffd9d2; }
.diff { margin-bottom: 16px; }
.diff .lbl { font-size: 0.8em; color: var(--muted); margin-top: 10px; display:block; }
.diff a.link { font-size: 0.9em; }
select { background: #14202b; color: var(--fg); border: 1px solid #2a3a48; border-radius: 6px; padding: 4px 6px; }
.badge.fire { background: #b3261e; color: #fff; }