:root {
  --bg: #f4f5f7;
  --panel: #ffffff;
  --ink: #1b1f24;
  --muted: #667085;
  --line: #e4e7ec;
  --accent: #3b5bdb;
  --accent-soft: #edf2ff;
  --ok: #2b8a3e;
  --ok-soft: #ebfbee;
  --bad: #c92a2a;
  --bad-soft: #fff5f5;
  --warn: #b35c00;
  --warn-soft: #fff4e6;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --radius: 10px;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, sans-serif; }
a { color: var(--accent); text-decoration: none; }
button { font: inherit; cursor: pointer; border-radius: 8px; border: 1px solid var(--line); background: var(--panel); color: var(--ink); padding: 7px 12px; }
button:hover { border-color: #c5cad3; }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
button.ok { background: var(--ok); border-color: var(--ok); color: #fff; }
button.bad { background: var(--bad); border-color: var(--bad); color: #fff; }
button:disabled { opacity: .5; cursor: default; }
select, input, textarea { font: inherit; padding: 7px 9px; border: 1px solid var(--line); border-radius: 8px; background: #fff; color: var(--ink); width: 100%; }
label { display: block; font-size: 12px; font-weight: 600; color: var(--muted); margin: 10px 0 4px; text-transform: uppercase; letter-spacing: .03em; }

header.top { display: flex; align-items: center; gap: 14px; padding: 12px 20px; background: #101828; color: #fff; flex-wrap: wrap; }
header.top h1 { font-size: 16px; margin: 0; font-weight: 650; }
header.top .sub { color: #98a2b3; font-size: 12px; }
header.top .spacer { flex: 1; }
header.top a { color: #c7d2fe; }
.chip { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; padding: 3px 9px; border-radius: 999px; background: #1d2939; color: #d0d5dd; border: 1px solid #344054; }
.chip .dot { width: 7px; height: 7px; border-radius: 50%; background: #98a2b3; }
.chip.live .dot { background: #40c057; }
.chip.mock .dot { background: #fab005; }

.layout { display: grid; grid-template-columns: 320px 1fr; gap: 16px; padding: 16px 20px; }
.layout > * { min-width: 0; }
@media (max-width: 1000px) { .layout { grid-template-columns: 1fr; padding: 16px; } }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.panel h2 { font-size: 13px; margin: 0 0 6px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.stack > * + * { margin-top: 16px; }

.queue-toggle, .channel-toggle { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.queue-toggle button, .channel-toggle button { text-align: left; padding: 9px 10px; }
.queue-toggle button.on, .channel-toggle button.on { border-color: var(--accent); background: var(--accent-soft); }
.queue-toggle b, .channel-toggle b { display: block; }
.queue-toggle small, .channel-toggle small { color: var(--muted); font-size: 11.5px; }
.channel-toggle button:disabled { opacity: .5; cursor: not-allowed; }
.phone-note { font-size: 12px; margin: 6px 0 0; color: var(--muted); }
.phone-note.warn { color: var(--warn); }

/* flow diagram */
.flow { display: grid; gap: 10px; }
.lane { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.lane .lane-name { font-size: 11px; font-weight: 700; color: var(--muted); width: 66px; text-transform: uppercase; }
.node { font-size: 12px; padding: 5px 9px; border-radius: 7px; border: 1px solid var(--line); background: #f9fafb; color: var(--muted); transition: all .25s; white-space: nowrap; }
.node.cloud { border-style: dashed; }
.node.done { background: var(--accent-soft); border-color: #bac8ff; color: var(--accent); }
.node.active { background: var(--accent); border-color: var(--accent); color: #fff; box-shadow: 0 0 0 3px #dbe4ff; }
.arrow { color: #c0c5ce; font-size: 12px; }

/* cases table */
table { width: 100%; border-collapse: collapse; }
th { text-align: left; font-size: 11.5px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); font-weight: 600; padding: 8px; border-bottom: 1px solid var(--line); }
td { padding: 9px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
tr.case-row { cursor: pointer; }
tr.case-row:hover td { background: #f9fafb; }
tr.case-row.sel td { background: var(--accent-soft); }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.mono { font-family: var(--mono); font-size: 12px; }
.badge { display: inline-block; font-size: 11.5px; font-weight: 600; padding: 2px 8px; border-radius: 999px; background: #f2f4f7; color: #344054; white-space: nowrap; }
.badge.ok { background: var(--ok-soft); color: var(--ok); }
.badge.bad { background: var(--bad-soft); color: var(--bad); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.badge.info { background: var(--accent-soft); color: var(--accent); }
.empty { padding: 28px; text-align: center; color: var(--muted); }

/* detail */
.detail-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.detail-head h3 { margin: 0; font-size: 17px; }
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--line); margin: 12px 0; overflow-x: auto; }
.tabs button { border: 0; border-bottom: 2px solid transparent; border-radius: 0; background: none; color: var(--muted); padding: 8px 12px; }
.tabs button.on { color: var(--accent); border-bottom-color: var(--accent); font-weight: 600; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 800px) { .grid2 { grid-template-columns: 1fr; } }
.kv { display: grid; grid-template-columns: 140px 1fr; gap: 4px 10px; font-size: 13px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
pre.json { background: #0f172a; color: #e2e8f0; padding: 12px; border-radius: 8px; font-family: var(--mono); font-size: 11.5px; overflow: auto; max-height: 420px; margin: 0; }
.callout { border: 1px solid var(--line); border-left: 4px solid var(--accent); border-radius: 8px; padding: 10px 12px; background: #fcfcfd; }
.callout.ok { border-left-color: var(--ok); }
.callout.bad { border-left-color: var(--bad); }
.callout.warn { border-left-color: var(--warn); }
.checks { list-style: none; padding: 0; margin: 6px 0 0; }
.checks li { padding: 4px 0; font-size: 13px; }
.checks li::before { content: '✓'; color: var(--ok); font-weight: 700; margin-right: 8px; }
.checks li.fail::before { content: '✕'; color: var(--bad); }
.section-title { font-size: 12px; font-weight: 700; text-transform: uppercase; color: var(--muted); letter-spacing: .04em; margin: 14px 0 6px; }
.analyst-bar { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; padding: 10px 12px; background: var(--warn-soft); border-radius: 8px; margin-top: 10px; }

/* transcript */
.transcript { display: flex; flex-direction: column; gap: 6px; max-height: 380px; overflow: auto; }
.bubble { max-width: 80%; padding: 7px 11px; border-radius: 12px; font-size: 13px; }
.bubble.agent { background: #f2f4f7; align-self: flex-start; border-bottom-left-radius: 3px; }
.bubble.customer, .bubble.user { background: var(--accent); color: #fff; align-self: flex-end; border-bottom-right-radius: 3px; }
.bubble.system { align-self: center; background: none; color: var(--muted); font-size: 12px; font-style: italic; }

/* events */
.events { max-height: 460px; overflow: auto; font-size: 12.5px; }
.evt { padding: 6px 0; border-bottom: 1px dashed var(--line); display: grid; grid-template-columns: 58px 1fr; gap: 6px; }
.evt time { color: var(--muted); font-family: var(--mono); font-size: 11px; }
.sys { display: inline-block; font-size: 10.5px; font-weight: 700; padding: 0 6px; border-radius: 4px; margin-right: 4px; color: #fff; background: #667085; }
.sys.FALCON { background: #7048e8; } .sys.FPI { background: #1971c2; } .sys.ORCHESTRATOR, .sys.BRIEF { background: #0c8599; }
.sys.AI { background: #d9480f; } .sys.POLICY { background: #5c940d; } .sys.EXECUTOR { background: #2b8a3e; }
.sys.CES { background: #c2255c; } .sys.ULTRAVOX, .sys.ELEVENLABS { background: #862e9c; } .sys.ANALYST { background: #495057; }

dialog { border: 0; border-radius: 12px; padding: 0; width: min(760px, 94vw); box-shadow: 0 20px 60px rgba(0,0,0,.25); }
dialog::backdrop { background: rgba(16,24,40,.45); }
dialog .body { padding: 18px; }
dialog textarea { font-family: var(--mono); font-size: 12px; height: 420px; }
.row { display: flex; gap: 8px; align-items: center; }
.row.end { justify-content: flex-end; }
.toast { position: fixed; bottom: 18px; right: 18px; background: #101828; color: #fff; padding: 10px 14px; border-radius: 8px; font-size: 13px; opacity: 0; transition: opacity .2s; pointer-events: none; }
.toast.show { opacity: 1; }