/* Support Desk. Layout: a dark L-frame (top bar + side nav) around a calm canvas; the guide strip sits at the top of the canvas.
   Display: Instrument Sans at a slightly condensed width. Data: Geist Mono. One accent (cobalt) marks AI; status colours are separate. */
:root {
  color-scheme: light;
  --canvas: #f4f5f7;
  --surface: #ffffff;
  --sunken: #eef0f3;
  --hover: #f7f8fa;
  --ink: #0d1117;
  --ink-2: #434b58;
  --ink-3: #6b7383;
  --line: #e3e6eb;
  --line-strong: #cdd2da;
  --accent: #2357f5;
  --accent-ink: #ffffff;
  --accent-soft: #eef2ff;
  --accent-line: #c9d5fd;
  --ok: #0f7a4b; --ok-soft: #e6f4ec;
  --warn: #965700; --warn-soft: #fbf0dc;
  --crit: #c0362c; --crit-soft: #fcecea;
  --frame: #0e1116;
  --frame-2: #161a21;
  --frame-line: #232833;
  --frame-ink: #eef0f4;
  --frame-ink-2: #9aa3b2;
  --scrim: rgba(13, 17, 23, .32);
  --shadow: 0 1px 2px rgba(13, 17, 23, .05), 0 8px 24px -12px rgba(13, 17, 23, .12);
  --shadow-float: 0 24px 48px -16px rgba(13, 17, 23, .28), 0 2px 6px rgba(13, 17, 23, .08);
  --sans: "Instrument Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: "Geist Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;
  --ease: cubic-bezier(.2, .7, .2, 1);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --canvas: #0b0d11; --surface: #12151b; --sunken: #181c23; --hover: #161a20;
    --ink: #e9ecf1; --ink-2: #b4bcc8; --ink-3: #8790a0; --line: #232833; --line-strong: #323946;
    --accent: #7d9dff; --accent-ink: #0a1230; --accent-soft: #172038; --accent-line: #2c3a66;
    --ok: #4cc38a; --ok-soft: #12291d; --warn: #e2a64b; --warn-soft: #2c2312; --crit: #f07a70; --crit-soft: #321a19;
    --frame: #07090c; --frame-2: #0f1217; --frame-line: #1c212a; --frame-ink: #e9ecf1; --frame-ink-2: #8790a0;
    --scrim: rgba(0, 0, 0, .55);
    --shadow: none; --shadow-float: 0 24px 48px -16px rgba(0, 0, 0, .7);
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --canvas: #0b0d11; --surface: #12151b; --sunken: #181c23; --hover: #161a20;
  --ink: #e9ecf1; --ink-2: #b4bcc8; --ink-3: #8790a0; --line: #232833; --line-strong: #323946;
  --accent: #7d9dff; --accent-ink: #0a1230; --accent-soft: #172038; --accent-line: #2c3a66;
  --ok: #4cc38a; --ok-soft: #12291d; --warn: #e2a64b; --warn-soft: #2c2312; --crit: #f07a70; --crit-soft: #321a19;
  --frame: #07090c; --frame-2: #0f1217; --frame-line: #1c212a; --frame-ink: #e9ecf1; --frame-ink-2: #8790a0;
  --scrim: rgba(0, 0, 0, .55);
  --shadow: none; --shadow-float: 0 24px 48px -16px rgba(0, 0, 0, .7);
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { background: var(--canvas); color: var(--ink); font: 14px/1.5 var(--sans); -webkit-font-smoothing: antialiased; font-feature-settings: "ss01"; }
button, input, textarea, select { font: inherit; color: inherit; }
.mono { font-family: var(--mono); font-size: .92em; }
[hidden] { display: none !important; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
h1, h2, h3 { text-wrap: balance; }

/* ---------- frame ---------- */
.app { display: grid; grid-template-columns: 232px minmax(0, 1fr); grid-template-rows: 54px auto minmax(0, 1fr); height: 100%; }
.topbar {
  grid-column: 1 / -1; grid-row: 1; display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 0 14px 0 18px; background: var(--frame); color: var(--frame-ink); border-bottom: 1px solid var(--frame-line);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 15px; letter-spacing: -.01em; font-stretch: 92%; }
.mark { width: 24px; height: 24px; flex: 0 0 auto; }
.topbar-meta { display: flex; align-items: center; gap: 14px; font-size: 12.5px; color: var(--frame-ink-2); min-width: 0; }
.clock { font-family: var(--mono); color: var(--frame-ink); }
.sep { width: 1px; height: 18px; background: var(--frame-line); }
.tag-synthetic { color: #f3c77a; border: 1px solid rgba(243, 199, 122, .35); padding: 2px 8px; border-radius: 999px; font-weight: 500; font-size: 11.5px; white-space: nowrap; }
.live { display: inline-flex; align-items: center; gap: 7px; white-space: nowrap; }
.live-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--frame-ink-2); }
.live.on .live-dot { background: #3ddc97; box-shadow: 0 0 0 3px rgba(61, 220, 151, .18); }
.live.off .live-dot { background: #ff6b5f; }
.theme { display: inline-flex; padding: 2px; border-radius: 8px; background: var(--frame-2); border: 1px solid var(--frame-line); }
.theme button { width: 28px; height: 24px; display: grid; place-items: center; border: 0; background: none; color: var(--frame-ink-2); border-radius: 6px; cursor: pointer; }
.theme button:hover { color: var(--frame-ink); }
.theme button[aria-pressed="true"] { background: var(--frame-line); color: var(--frame-ink); }
.theme svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }

.rail { grid-row: 2 / span 2; background: var(--frame); color: var(--frame-ink-2); padding: 14px 10px; display: flex; flex-direction: column; gap: 2px; overflow-y: auto; border-right: 1px solid var(--frame-line); }
.rail-label { font: 500 10.5px var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--frame-ink-2); opacity: .7; padding: 6px 10px 8px; }
.nav { display: flex; align-items: center; gap: 10px; padding: 7px 10px; border-radius: 7px; width: 100%; border: 0; background: none; color: var(--frame-ink-2); font-weight: 500; cursor: pointer; text-align: left; transition: background .15s, color .15s; }
.nav svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; flex: 0 0 auto; }
.nav:hover { background: var(--frame-2); color: var(--frame-ink); }
.nav.on { background: var(--frame-2); color: var(--frame-ink); box-shadow: inset 2px 0 0 var(--accent); }
.count { margin-left: auto; font: 500 11.5px var(--mono); color: var(--frame-ink-2); font-variant-numeric: tabular-nums; }
.coverage { margin-top: auto; padding: 14px 8px 4px; border-top: 1px solid var(--frame-line); }
.coverage h2 { font-size: 12px; font-weight: 600; color: var(--frame-ink); margin: 0 0 10px; }
.cov-bar { position: relative; height: 8px; border-radius: 4px; background: var(--frame-2); overflow: hidden; }
.cov-bar i { position: absolute; top: 0; bottom: 0; }
.cov-bar .now { width: 2px; background: var(--frame-ink); }
.cov-legend { margin: 10px 0 0; display: grid; gap: 4px; font-size: 12px; }
.cov-legend div { display: flex; justify-content: space-between; gap: 8px; }
.cov-legend dt { display: flex; align-items: center; gap: 6px; }
.cov-legend dd { margin: 0; font: 11px var(--mono); }
.sw { width: 9px; height: 9px; border-radius: 2px; display: inline-block; }
.sw.india, .cov-bar .india { background: #4a5263; }
.sw.east, .cov-bar .east { background: var(--accent); }
.sw.gap { background: repeating-linear-gradient(135deg, #ff6b5f 0 2px, transparent 2px 4px); }
.cov-bar .gap { background: repeating-linear-gradient(135deg, rgba(255, 107, 95, .45) 0 3px, transparent 3px 6px); }

/* ---------- guide strip ---------- */
.tour { grid-column: 2; grid-row: 2; display: grid; grid-template-columns: 210px minmax(0, 1fr) auto; align-items: center; gap: 0 24px; padding: 12px 20px 12px 24px; background: var(--surface); border-bottom: 1px solid var(--line); }
.tour-meta { display: grid; gap: 8px; }
.tour-chapter { display: flex; align-items: center; gap: 8px; font-weight: 600; font-size: 13px; white-space: nowrap; }
.tour-glyph { width: 7px; height: 7px; border-radius: 2px; background: var(--accent); transform: rotate(45deg); flex: 0 0 auto; }
.tour-pos { margin-left: auto; font: 500 11.5px var(--mono); color: var(--ink-3); }
.tour-steps { display: grid; grid-template-columns: repeat(8, 1fr); gap: 3px; }
.tour-steps i { height: 3px; border-radius: 2px; background: var(--line); transition: background .3s; }
.tour-steps i.done { background: var(--ink-3); }
.tour-steps i.on { background: var(--accent); }
.tour-text { margin: 0; font-size: 14.5px; line-height: 1.45; max-width: 92ch; text-wrap: pretty; }
.tour-actions { display: flex; gap: 8px; }

/* ---------- buttons, pills, shared ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 34px; padding: 0 14px; border-radius: 8px; border: 1px solid var(--line-strong); background: var(--surface); font-weight: 600; font-size: 13.5px; cursor: pointer; white-space: nowrap; transition: background .15s, border-color .15s, transform .08s, filter .15s; }
.btn:hover { border-color: var(--ink-3); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--ink); color: var(--surface); border-color: var(--ink); }
.btn.primary:hover { filter: brightness(1.2); }
.btn.ai { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.btn.ai:hover { filter: brightness(1.08); }
.btn.sm { height: 28px; padding: 0 10px; font-size: 12.5px; }
.btn[disabled] { opacity: .45; cursor: default; transform: none; filter: none; }
.pill { display: inline-flex; align-items: center; gap: 6px; font: 600 11.5px var(--sans); padding: 2px 8px; border-radius: 999px; background: var(--sunken); color: var(--ink-2); white-space: nowrap; }
.pill.crit { background: var(--crit-soft); color: var(--crit); }
.pill.ok { background: var(--ok-soft); color: var(--ok); }
.pill.ai { background: var(--accent-soft); color: var(--accent); }
.pill.warn { background: var(--warn-soft); color: var(--warn); }
.eyebrow { font: 500 11px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-3); display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.eyebrow .pill { text-transform: none; letter-spacing: 0; }
h1 { font-size: 26px; line-height: 1.15; font-weight: 600; letter-spacing: -.02em; font-stretch: 88%; margin: 6px 0 0; }
.sub { margin: 4px 0 0; color: var(--ink-3); font-size: 13px; }
.ai-glyph { width: 7px; height: 7px; border-radius: 2px; background: var(--accent); transform: rotate(45deg); display: inline-block; flex: 0 0 auto; }
.working { display: flex; align-items: center; gap: 10px; color: var(--ink-2); font-size: 13.5px; padding: 6px 0; }
.spinner { width: 14px; height: 14px; border-radius: 50%; border: 2px solid var(--accent-line); border-top-color: var(--accent); animation: spin .8s linear infinite; flex: 0 0 auto; }
@keyframes spin { to { transform: rotate(360deg); } }
.errbox { border: 1px solid var(--crit); background: var(--crit-soft); color: var(--crit); border-radius: 8px; padding: 10px 12px; font-size: 13.5px; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.icon-btn { width: 30px; height: 30px; border-radius: 7px; border: 0; background: none; cursor: pointer; display: grid; place-items: center; color: var(--ink-2); }
.icon-btn:hover { background: var(--sunken); color: var(--ink); }
.icon-btn svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; }
.link-btn { border: 0; background: none; padding: 0; color: var(--accent); font: inherit; font-weight: 600; cursor: pointer; text-decoration: underline; text-decoration-color: var(--accent-line); text-underline-offset: 3px; }
.link-btn:hover { text-decoration-color: var(--accent); }
.subh { font-size: 12.5px; font-weight: 600; color: var(--ink-2); margin: 20px 0 8px; }
ul.plain { margin: 0; padding-left: 18px; max-width: 66ch; }
ul.plain li { margin: 4px 0; color: var(--ink-2); line-height: 1.5; }
ul.plain li::marker { color: var(--ink-3); }
.legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: 12px; color: var(--ink-2); margin-top: 8px; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 6px; vertical-align: -1px; }
.legend i.ring { border-radius: 50%; border: 2px solid var(--crit); }
.legend i.dot { border-radius: 50%; background: var(--crit); }
.legend i.s1 { background: var(--accent); }
.legend i.s2 { background: var(--warn); }
.legend i.n { background: var(--line-strong); }
.chart svg { display: block; width: 100%; height: auto; overflow: visible; }
.chart text { font: 11px var(--sans); fill: var(--ink-3); }
.chart .tick { font: 10.5px var(--mono); }
.chart .lbl { fill: var(--ink-2); font-size: 11.5px; }
.chart .strong { fill: var(--ink); font-weight: 600; }

/* ---------- trace (how a result was produced) ---------- */
.trace { margin-top: 12px; font-size: 12.5px; }
.trace summary { list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: 8px; padding: 3px 10px 3px 8px; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-2); font-weight: 500; user-select: none; }
.trace summary::-webkit-details-marker { display: none; }
.trace summary:hover { border-color: var(--line-strong); color: var(--ink); }
.trace summary .rel { font: 600 10.5px var(--mono); letter-spacing: .05em; text-transform: uppercase; padding: 1px 6px; border-radius: 4px; }
.trace .rel.high { background: var(--ok-soft); color: var(--ok); }
.trace .rel.medium { background: var(--warn-soft); color: var(--warn); }
.trace .rel.low { background: var(--crit-soft); color: var(--crit); }
.trace .chev { width: 10px; height: 10px; stroke: currentColor; fill: none; stroke-width: 1.8; transition: transform .2s; }
.trace[open] .chev { transform: rotate(90deg); }
.trace-body { margin-top: 8px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); padding: 12px 14px; display: grid; gap: 10px; max-width: 640px; }
.trace-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 8px 16px; }
.trace-grid dt { font: 500 10.5px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-3); }
.trace-grid dd { margin: 2px 0 0; font: 12px var(--mono); color: var(--ink); overflow-wrap: anywhere; }
.trace-checks { display: grid; gap: 4px; margin: 0; padding: 0; list-style: none; }
.trace-checks li { display: grid; grid-template-columns: 16px minmax(0, 1fr); gap: 8px; color: var(--ink-2); }
.trace-checks .ok { color: var(--ok); }
.trace-checks .no { color: var(--warn); }
.trace-reason { color: var(--crit); }

/* ---------- queue ---------- */
.work { grid-column: 2; grid-row: 3; display: grid; grid-template-columns: minmax(0, 1fr) 384px; min-height: 0; }
.work.single { display: block; overflow-y: auto; }
.work.split2 { grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); }
.queue { display: flex; flex-direction: column; min-height: 0; min-width: 0; padding: 22px 26px 0; }
.queue-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; }
.filters { display: flex; gap: 2px; margin: 18px 0 0; border-bottom: 1px solid var(--line); overflow-x: auto; scrollbar-width: none; }
.filters::-webkit-scrollbar { display: none; }
.filter { border: 0; background: none; padding: 8px 10px; margin-bottom: -1px; border-bottom: 2px solid transparent; color: var(--ink-3); font-weight: 600; font-size: 13px; cursor: pointer; display: flex; gap: 6px; align-items: baseline; white-space: nowrap; }
.filter .n { font: 500 11.5px var(--mono); font-variant-numeric: tabular-nums; }
.filter:hover { color: var(--ink); }
.filter.on { color: var(--ink); border-bottom-color: var(--ink); }
.filter[disabled] { cursor: default; }
.ai-strip { display: grid; gap: 7px; padding: 10px 0 8px; }
.ai-strip-text { display: flex; align-items: baseline; gap: 8px; font-size: 12.5px; color: var(--ink-2); }
.ai-strip-text .ai-glyph { transform: rotate(45deg) translateY(-1px); }
.ai-strip-text b { color: var(--ink); font-weight: 600; }
.ai-strip.running .ai-glyph { animation: pulse 1s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .3; } }
.ai-progress { height: 2px; background: var(--sunken); border-radius: 1px; overflow: hidden; }
.ai-progress i { display: block; height: 100%; width: 0; background: var(--accent); transition: width .4s var(--ease); }
.table { display: flex; flex-direction: column; min-height: 0; flex: 1; margin-top: 4px; }
.thead, .row { display: grid; grid-template-columns: minmax(0, 1fr) 230px 44px 84px; gap: 16px; align-items: center; }
.thead { padding: 8px 12px; font: 500 10.5px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-3); border-bottom: 1px solid var(--line); }
.num { text-align: right; }
.tbody { overflow-y: auto; flex: 1; padding-bottom: 24px; }
.row { padding: 11px 12px; border-bottom: 1px solid var(--line); cursor: pointer; position: relative; transition: background .12s, opacity .25s, transform .25s var(--ease); }
.row:hover { background: var(--hover); }
.row.sel { background: var(--surface); box-shadow: inset 2px 0 0 var(--accent), var(--shadow); }
.t-main { min-width: 0; }
.t-title { display: block; font-weight: 500; text-wrap: pretty; }
.t-meta { display: flex; flex-wrap: wrap; gap: 2px 8px; font-size: 12px; color: var(--ink-3); margin-top: 2px; }
.t-meta > span { white-space: nowrap; }
.t-meta .mono { font-size: 11.5px; }
.t-ai { font-size: 13px; display: flex; align-items: center; gap: 8px; min-width: 0; }
.t-ai .rb { font: 500 11px var(--mono); color: var(--ink-3); }
.t-ai .tag { font: 600 10px var(--mono); letter-spacing: .04em; text-transform: uppercase; padding: 1px 5px; border-radius: 4px; background: var(--sunken); color: var(--ink-3); }
.t-ai .tag.fix { background: var(--accent-soft); color: var(--accent); }
.sq { width: 8px; height: 8px; border-radius: 2px; flex: 0 0 auto; }
.sq.close { background: var(--ok); }
.sq.person { box-shadow: inset 0 0 0 1.5px var(--ink-2); }
.sq.esc { background: var(--crit); }
.sq.info { background: var(--line-strong); }
.sq.held { box-shadow: inset 0 0 0 2px var(--crit); }
.t-wait { color: var(--ink-3); font-size: 12.5px; }
.shimmer { height: 8px; width: 130px; border-radius: 4px; background: linear-gradient(90deg, var(--sunken) 25%, var(--accent-soft) 50%, var(--sunken) 75%); background-size: 200% 100%; animation: shimmer 1.1s linear infinite; }
@keyframes shimmer { to { background-position: -200% 0; } }
.t-sev { font: 500 12px var(--mono); text-align: right; color: var(--ink-3); }
.t-sev.hi { color: var(--crit); }
.t-age { font: 12px var(--mono); text-align: right; color: var(--ink-3); white-space: nowrap; }
.row.landed .t-ai { animation: land .45s var(--ease); }
@keyframes land { from { opacity: 0; transform: translateX(-6px); } }
.row.closing { opacity: 0; transform: translateX(16px); }
.row.closing .t-title { text-decoration: line-through; }

/* ---------- ticket detail ---------- */
.detail { border-left: 1px solid var(--line); background: var(--surface); overflow-y: auto; padding: 22px 24px 40px; min-width: 0; }
.d-id { font: 500 11.5px var(--mono); color: var(--ink-3); display: flex; gap: 10px; flex-wrap: wrap; }
.d-quote { margin: 10px 0 0; font-size: 15.5px; line-height: 1.5; text-wrap: pretty; }
.d-quote mark { background: var(--accent-soft); color: inherit; border-radius: 3px; padding: 1px 3px; }
.d-from { margin-top: 8px; font-size: 12.5px; color: var(--ink-3); }
.d-section { margin-top: 22px; padding-top: 16px; border-top: 1px solid var(--line); }
.d-label { font-size: 12.5px; font-weight: 600; color: var(--ink-2); margin: 0 0 10px; display: flex; align-items: center; gap: 8px; }
.ai-block { border-left: 2px solid var(--accent); padding: 2px 0 2px 12px; }
.ai-block p { margin: 0 0 6px; }
.ai-summary { font-weight: 600; }
.ai-reason { color: var(--ink-2); font-size: 13.5px; }
.kv { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 7px 12px; margin: 12px 0 0; font-size: 13px; }
.kv dt { color: var(--ink-3); }
.kv dd { margin: 0; min-width: 0; }
.conf { display: inline-flex; align-items: center; gap: 8px; }
.conf-bar { width: 64px; height: 4px; border-radius: 2px; background: var(--sunken); overflow: hidden; }
.conf-bar i { display: block; height: 100%; background: var(--ink-2); }
.callmeta { margin-top: 10px; font: 11.5px var(--mono); color: var(--ink-3); }
.d-empty { color: var(--ink-3); font-size: 13.5px; }
.seen { margin-top: 22px; padding: 14px; border-radius: 10px; background: var(--crit-soft); display: grid; gap: 6px; }
.seen b { color: var(--crit); font-weight: 600; }
.seen p { margin: 0; color: var(--ink-2); font-size: 13.5px; }
.seen-dots { display: flex; gap: 4px; margin-top: 2px; flex-wrap: wrap; }
.seen-dots i { width: 9px; height: 9px; border-radius: 50%; border: 1.5px solid var(--crit); }
.seen-dots i.open { background: var(--crit); }
.decide { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px; margin-top: 4px; }
.decide button { text-align: left; border: 1px solid var(--line); background: var(--surface); border-radius: 8px; padding: 7px 10px; font-size: 12.5px; font-weight: 600; cursor: pointer; display: flex; gap: 8px; align-items: center; color: var(--ink-2); }
.decide button:hover { border-color: var(--line-strong); color: var(--ink); }
.decide button[aria-pressed="true"] { border-color: var(--ink); color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.decide button:disabled { opacity: .45; cursor: not-allowed; }
.d-back { display: none; margin-top: 18px; }
.confirm-check { display: flex; gap: 8px; align-items: center; margin-top: 8px; font-weight: 600; cursor: pointer; }
.confirm-check input { accent-color: var(--ink); width: 15px; height: 15px; }
.confirm-note { margin: 10px 0 0; padding: 8px 10px; border-left: 3px solid var(--warn); background: var(--warn-soft); border-radius: 0 6px 6px 0; font-size: 12.5px; line-height: 1.45; color: var(--ink); }
.decide-note { font-size: 12px; color: var(--ink-3); margin: 8px 0 0; }

/* ---------- patterns ---------- */
.plist { padding: 22px 0 40px; overflow-y: auto; min-width: 0; }
.plist .head { padding: 0 26px; }
.plist-items { margin-top: 16px; border-top: 1px solid var(--line); }
.pitem { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 2px 16px; padding: 13px 26px; width: 100%; border: 0; border-bottom: 1px solid var(--line); background: none; text-align: left; cursor: pointer; position: relative; }
.pitem:hover { background: var(--hover); }
.pitem.sel { background: var(--surface); box-shadow: inset 2px 0 0 var(--accent); }
.pitem .pname { font-weight: 600; }
.pitem .pmeta { font-size: 12.5px; color: var(--ink-3); }
.pitem .pstate { grid-row: 1 / span 3; grid-column: 2; align-self: center; }
.pdots { display: flex; flex-wrap: wrap; gap: 3px; margin-top: 6px; }
.pdots i { width: 7px; height: 7px; border-radius: 50%; background: var(--ink-2); }
.pdots i.h { background: transparent; box-shadow: inset 0 0 0 1.5px var(--ink-3); }
.pitem.hot .pdots i { background: var(--crit); }
.pitem.hot .pdots i.h { background: transparent; box-shadow: inset 0 0 0 1.5px var(--crit); }
.pdetail { border-left: 1px solid var(--line); background: var(--surface); overflow-y: auto; padding: 24px 28px 48px; min-width: 0; }
.pdetail h2 { font-size: 21px; line-height: 1.2; font-weight: 600; letter-spacing: -.015em; font-stretch: 90%; margin: 8px 0 10px; }
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(96px, 1fr)); gap: 14px; margin: 18px 0 20px; }
.fact .v { font-size: 22px; font-weight: 600; letter-spacing: -.02em; font-stretch: 90%; font-variant-numeric: tabular-nums; }
.fact .k { font-size: 12px; color: var(--ink-3); }

/* ---------- incident ---------- */
.inc { display: grid; grid-template-columns: minmax(0, 1fr) 300px; min-height: 100%; }
.inc-main { padding: 24px 36px 64px; min-width: 0; }
.inc-aside { border-left: 1px solid var(--line); background: var(--surface); padding: 24px 20px 40px; min-width: 0; position: sticky; top: 0; align-self: start; height: calc(100vh - var(--chrome, 140px)); overflow-y: auto; }
.inc h1 { max-width: 30ch; }
.lifecycle-wrap { position: sticky; top: 0; z-index: 4; margin: 12px -8px 4px; padding: 8px 8px; background: var(--canvas); }
.lifecycle { display: flex; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); overflow: hidden; }
.lc { flex: 1; padding: 9px 12px; font: inherit; font-size: 12.5px; color: var(--ink-3); background: none; border: 0; border-right: 1px solid var(--line); display: flex; gap: 8px; align-items: center; min-width: 0; white-space: nowrap; font-weight: 500; cursor: pointer; text-align: left; }
.lc:hover:not(:disabled) { color: var(--ink); background: var(--hover); }
.lc:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.lc:disabled { cursor: not-allowed; opacity: .55; }
.lc:last-child { border-right: 0; }
.lc .n { font: 500 11px var(--mono); }
.lc.done { color: var(--ink-2); }
.lc.done .n { color: var(--ok); }
.lc.on, .lc.on:hover:not(:disabled) { color: var(--ink); background: var(--accent-soft); font-weight: 600; box-shadow: inset 0 -2px 0 var(--accent); }
.sec { padding: 30px 0 12px; border-bottom: 1px solid var(--line); transition: opacity .35s; }
.work:has(.lifecycle-wrap) { scroll-padding-top: 56px; }
.sec:last-child { border-bottom: 0; }
.sec h2 { font-size: 17px; font-weight: 600; letter-spacing: -.01em; margin: 0; display: flex; gap: 10px; align-items: baseline; }
.sec h2 .n { font: 500 12px var(--mono); color: var(--ink-3); }
.sec .lede { font-size: 16.5px; line-height: 1.55; margin: 12px 0 14px; max-width: 64ch; text-wrap: pretty; }
.work.touring .sec:not(.focus) { opacity: .42; }
.work.touring .sec:not(.focus):hover { opacity: 1; }
.claim { font-size: 15.5px; font-weight: 600; margin: 14px 0 12px; max-width: 60ch; }
.chart-card { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px 12px; max-width: 780px; }
.evi-list { margin-top: 16px; max-width: 780px; }
.evi { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 6px 20px; padding: 12px 0; border-top: 1px solid var(--line); font-size: 14px; line-height: 1.5; }
.evi:first-child { border-top: 0; }
.evi .q { grid-column: 1; font: 12px/1.5 var(--mono); color: var(--ink-2); background: var(--sunken); border-radius: 6px; padding: 5px 8px; display: flex; gap: 8px; align-items: baseline; }
.evi .q .v { color: var(--ok); font-family: var(--sans); font-weight: 700; flex: 0 0 auto; }
.evi .src { grid-column: 2; grid-row: 1; font-size: 12.5px; text-align: right; }
.hyps { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 14px; margin: 16px 0 6px; max-width: 920px; }
.hyp { border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; background: var(--surface); }
.hyp.lead { border-color: var(--line-strong); box-shadow: var(--shadow); }
.hyp .hs { margin-bottom: 10px; display: flex; gap: 6px; flex-wrap: wrap; }
.hyp p { margin: 0 0 4px; font-weight: 600; line-height: 1.45; }
.hyp h3 { font: 500 10.5px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-3); margin: 14px 0 4px; }
.hyp ul { margin: 0; padding-left: 16px; font-size: 13.5px; color: var(--ink-2); line-height: 1.45; }
.cols { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 28px; margin-top: 18px; max-width: 920px; }
.cols h3 { font-size: 12.5px; font-weight: 600; color: var(--ink-2); margin: 0 0 6px; }
.timejump { display: inline-flex; gap: 8px; align-items: center; font: 500 11.5px var(--mono); color: var(--accent); background: var(--accent-soft); padding: 3px 9px; border-radius: 999px; margin-bottom: 10px; }
.verdict { display: inline-flex; gap: 8px; align-items: center; font-weight: 600; padding: 4px 10px; border-radius: 999px; background: var(--ok-soft); color: var(--ok); }
.verdict.mixed { background: var(--warn-soft); color: var(--warn); }
.verdict.bad { background: var(--crit-soft); color: var(--crit); }
.split { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 24px; margin-top: 14px; max-width: 920px; align-items: start; }
.aside-h { font: 500 10.5px var(--mono); letter-spacing: .07em; text-transform: uppercase; color: var(--ink-3); margin: 22px 0 8px; }
.aside-h:first-child { margin-top: 0; }
.kv.tight { grid-template-columns: 88px minmax(0, 1fr); margin-top: 0; }
.idlist { display: flex; flex-wrap: wrap; gap: 4px; }
.idlist span { font: 11.5px var(--mono); padding: 1px 6px; border-radius: 4px; background: var(--sunken); color: var(--ink-2); }
.idlist span.open { background: var(--crit-soft); color: var(--crit); }
.detector { display: flex; align-items: baseline; gap: 8px; font-size: 13px; color: var(--ink-2); }

.detector-card { margin-top: 22px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); padding: 16px 18px; max-width: 920px; }
.detector-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; }
.detector-head h3 { font-size: 13.5px; font-weight: 600; margin: 0; color: var(--ink); }
.query { display: block; margin: 12px 0; font: 12px/1.5 var(--mono); background: var(--sunken); color: var(--ink-2); border-radius: 6px; padding: 8px 10px; overflow-x: auto; white-space: nowrap; }
.detector-card .ftable tr.hit td { color: var(--warn); font-weight: 600; }
.drafts { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 8px; margin-top: 12px; }
.draft { border: 1px dashed var(--line-strong); border-radius: 8px; padding: 10px 12px; }
.draft-h { display: flex; justify-content: space-between; align-items: center; gap: 8px; font-size: 12.5px; font-weight: 600; }
.draft p { margin: 6px 0 0; font-size: 12.5px; line-height: 1.45; color: var(--ink-2); }

/* ---------- engineering + knowledge base ---------- */
.eng, .kbv { display: grid; grid-template-columns: minmax(0, 1fr) 360px; min-height: 100%; }
.eng-main, .kb-main { padding: 24px 36px 64px; min-width: 0; }
.eng-aside, .kb-aside { border-left: 1px solid var(--line); background: var(--surface); padding: 24px 20px 48px; min-width: 0; position: sticky; top: 0; align-self: start; height: calc(100vh - var(--chrome, 140px)); overflow-y: auto; }
.kb-aside { display: flex; flex-direction: column; gap: 26px; }
.doc { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 28px 32px; max-width: 780px; margin-top: 18px; box-shadow: var(--shadow); }
.doc h2 { font-size: 22px; line-height: 1.2; font-weight: 600; letter-spacing: -.015em; font-stretch: 90%; margin: 10px 0 10px; }
.doc h3 { font: 500 10.5px var(--mono); letter-spacing: .07em; text-transform: uppercase; color: var(--ink-3); margin: 22px 0 8px; }
.doc p, .doc li { line-height: 1.55; }
.doc ol, .doc ul { margin: 0; padding-left: 20px; }
.doc li { margin: 3px 0; }
.ask { border-left: 3px solid var(--accent); background: var(--accent-soft); padding: 12px 14px; font-size: 15.5px; line-height: 1.5; border-radius: 0 8px 8px 0; }
.doc-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-top: 24px; padding-top: 18px; border-top: 1px solid var(--line); }
.done-note { color: var(--ok); font-weight: 600; display: inline-flex; gap: 6px; align-items: center; }
.rule { display: flex; gap: 10px; align-items: flex-start; padding: 5px 0; font-size: 13.5px; color: var(--ink-2); line-height: 1.4; }
.rule .box { width: 16px; height: 16px; border-radius: 4px; border: 1.5px solid var(--line-strong); flex: 0 0 auto; margin-top: 1px; display: grid; place-items: center; font-size: 11px; color: var(--surface); }
.rule.hit { color: var(--ink); font-weight: 600; }
.rule.hit .box { background: var(--crit); border-color: var(--crit); }
.equeue { border-top: 1px solid var(--line); }
.eq { padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 13px; display: grid; gap: 2px; }
.eq .t { font-weight: 600; }
.eq .m { font: 11.5px var(--mono); color: var(--ink-3); display: flex; gap: 8px; flex-wrap: wrap; }
.eq.new { animation: arrive .7s var(--ease); }
@keyframes arrive { from { opacity: 0; transform: translateY(-10px); background: var(--accent-soft); } }
.kb-aside h2 { font-size: 14px; font-weight: 600; margin: 0 0 4px; }
.kb-aside .hint { font-size: 12.5px; color: var(--ink-3); margin: 0 0 10px; }
textarea { width: 100%; min-height: 104px; resize: vertical; border: 1px solid var(--line-strong); border-radius: 8px; padding: 10px 12px; font: 12.5px/1.5 var(--mono); background: var(--canvas); color: var(--ink); }
textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.match { border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; margin-top: 12px; display: grid; gap: 8px; font-size: 13.5px; }
.row-pills { display: flex; gap: 6px; flex-wrap: wrap; }
.note-block h3 { font: 500 10.5px var(--mono); letter-spacing: .07em; text-transform: uppercase; color: var(--ink-3); margin: 14px 0 4px; }
.note-block ul { margin: 0; padding-left: 16px; font-size: 13.5px; line-height: 1.45; }
.note-block .headline { font-weight: 600; margin: 8px 0 0; line-height: 1.45; }

/* ---------- intro ---------- */
.intro { min-height: 100%; display: grid; place-items: center; padding: 40px 24px; }
.intro-card { width: min(760px, 100%); }
.intro h1 { font-size: 38px; font-stretch: 85%; letter-spacing: -.025em; line-height: 1.05; margin: 10px 0 12px; max-width: 18ch; }
.intro .lead { font-size: 16.5px; line-height: 1.55; color: var(--ink-2); margin: 0 0 26px; max-width: 58ch; }
.intro-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-bottom: 26px; }
.intro-grid section { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 16px; }
.intro-grid h2 { font: 500 10.5px var(--mono); letter-spacing: .07em; text-transform: uppercase; color: var(--ink-3); margin: 0 0 8px; display: flex; gap: 8px; align-items: center; }
.intro-grid p { margin: 0; font-size: 13.5px; line-height: 1.5; color: var(--ink-2); }
.intro-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.intro-actions .hint { font-size: 12.5px; color: var(--ink-3); }

/* ---------- drawer ---------- */
.drawer { position: fixed; top: 0; right: 0; bottom: 0; width: min(660px, 100%); background: var(--surface); z-index: 40; border-left: 1px solid var(--line); box-shadow: var(--shadow-float); transform: translateX(105%); transition: transform .28s var(--ease); display: flex; flex-direction: column; padding-top: env(safe-area-inset-top, 0px); visibility: hidden; }
.drawer.open { transform: none; visibility: visible; }
.drawer-head { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.drawer-head h2 { font-size: 15px; font-weight: 600; margin: 0; }
.drawer-body { padding: 18px 18px 40px; overflow-y: auto; }
.drawer-body .note { font-size: 13px; color: var(--ink-3); margin: 0 0 14px; }
.scrim { position: fixed; inset: 0; background: var(--scrim); z-index: 35; }
.log { background: var(--sunken); border-radius: 8px; padding: 10px 12px; font: 11.5px/1.8 var(--mono); overflow-x: auto; margin: 6px 0 18px; }
.log .ln { display: grid; grid-template-columns: 62px 250px minmax(280px, 1fr); gap: 10px; white-space: nowrap; color: var(--ink-2); }
.log .ln.hit { color: var(--crit); font-weight: 500; }
.log .t { color: var(--ink-3); }
.log-title { font: 500 12px var(--mono); }
.ftable { width: 100%; border-collapse: collapse; font-size: 13px; }
.ftable th { text-align: left; font: 500 10.5px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-3); padding: 6px 8px; border-bottom: 1px solid var(--line); }
.ftable td { padding: 10px 8px; border-bottom: 1px solid var(--line); font-variant-numeric: tabular-nums; vertical-align: top; }
.ftable .num { text-align: right; }
.rate { display: flex; align-items: center; gap: 8px; }
.rate .track { width: 110px; height: 6px; border-radius: 3px; background: var(--sunken); overflow: hidden; }
.rate .fill { display: block; height: 100%; background: var(--crit); }

/* ---------- responsive ---------- */
@media (max-width: 1180px) {
  .work { display: block; overflow-y: auto; }
  .queue { min-height: auto; padding-bottom: 8px; }
  .tbody { overflow: visible; padding-bottom: 0; }
  .detail { border-left: 0; border-top: 1px solid var(--line); overflow: visible; }
  .d-back { display: inline-flex; }
  .work.split2 { grid-template-columns: minmax(0, 1fr); }
  .pdetail { border-left: 0; border-top: 1px solid var(--line); }
  .plist { overflow: visible; padding-bottom: 12px; }
  .inc, .eng, .kbv { grid-template-columns: minmax(0, 1fr); }
  .inc-aside, .eng-aside, .kb-aside { border-left: 0; border-top: 1px solid var(--line); position: static; height: auto; }
  .intro-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 760px) {
  .app { grid-template-columns: minmax(0, 1fr); grid-template-rows: 54px auto auto minmax(0, 1fr); }
  .rail { grid-row: 2; flex-direction: row; overflow-x: auto; padding: 6px 10px; border-right: 0; border-bottom: 1px solid var(--frame-line); }
  .rail-label, .coverage { display: none; }
  .nav { width: auto; white-space: nowrap; }
  .tour { grid-column: 1; grid-row: 3; grid-template-columns: minmax(0, 1fr) auto; gap: 8px 12px; padding: 10px 16px; }
  .tour-meta { grid-column: 1 / -1; }
  .tour-text { font-size: 13.5px; }
  .work { grid-column: 1; grid-row: 4; }
  .topbar-meta .clock, .topbar-meta .sep, .live { display: none; }
  .queue { padding: 16px 16px 0; }
  .thead { display: none; }
  .row { grid-template-columns: minmax(0, 1fr) auto; }
  .t-ai { grid-column: 1 / -1; grid-row: 2; }
  .t-age { display: none; }
  .hyps, .cols, .split { grid-template-columns: minmax(0, 1fr); }
  .inc-main, .eng-main, .kb-main { padding: 16px 16px 48px; }
  .doc { padding: 18px; }
  .lifecycle { overflow-x: auto; }
  .lc { flex: 0 0 auto; }
  .evi { grid-template-columns: minmax(0, 1fr); }
  .evi .src { grid-column: 1; grid-row: auto; text-align: left; }
  .plist .head, .pitem { padding-inline: 16px; }
  .intro h1 { font-size: 30px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}