/* WebFactory Bot Mine — operator dashboard.
   Mobile-first: defaults target ≤ 960 px.
   @media (min-width: 960px) widens the layout for desktop. */

:root {
  /* Operator-console palette — sober phosphor on warm-black. */
  --bg: #0a0d0a;
  --surface: #11150f;
  --surface-2: #161a13;
  --surface-3: #1d231a;
  --border: #1d231a;
  --border-strong: #2a3225;
  --text: #d4dccf;          /* warm off-white, very slight green tint */
  --text-dim: #9ea99a;
  --muted: #6a766a;
  --green: #4eb37a;          /* sober phosphor — not neon */
  --green-bright: #6cd498;
  --green-dim: #1c3a27;
  --green-tint: rgba(78, 179, 122, 0.05);
  --yellow: #d4a82b;
  --yellow-dim: #5a4810;
  --red: #d96b6b;
  --red-dim: #5a2424;
  --accent: var(--green);
  --accent-dim: var(--green-dim);
  --mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  --shadow-card: 0 1px 0 rgba(255, 255, 255, 0.012) inset, 0 1px 2px rgba(0, 0, 0, 0.45);
}

*, *::before, *::after { box-sizing: border-box; }

html, body { max-width: 100%; overflow-x: hidden; }

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.45;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  padding-bottom: env(safe-area-inset-bottom);
}

button { font-family: inherit; }

.muted        { color: var(--muted); font-weight: 400; }
.muted-pad    { color: var(--muted); padding: 1rem 0.5rem; text-align: center; }

/* ─── app header ─────────────────────────────────────────────────────── */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.55rem 0.75rem;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 11;
  padding-top: max(0.55rem, env(safe-area-inset-top));
}
.brand { display: flex; align-items: center; gap: 0.55rem; min-width: 0; }
.brand-mark {
  width: 28px; height: 28px;
  border: 1px solid var(--green-dim);
  border-radius: 4px;
  background: var(--green-tint);
  display: grid; place-items: center;
  color: var(--green);
  flex-shrink: 0;
}
.brand-mark svg { width: 17px; height: 17px; }
.brand-text { display: flex; flex-direction: column; min-width: 0; }
.brand-text h1 { font-size: 0.95rem; margin: 0; letter-spacing: 0.01em; font-weight: 600; }
.brand-sub { font-size: 0.65rem; color: var(--muted); letter-spacing: 0.06em; text-transform: uppercase; }

.conn-state {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
  padding: 0.2rem 0.55rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  white-space: nowrap;
  flex-shrink: 0;
}
.conn-state.ok  { color: var(--green); border-color: var(--green-dim); }
.conn-state.bad { color: var(--red);   border-color: var(--red-dim); }
.conn-state::before {
  content: "";
  display: inline-block;
  width: 0.45rem; height: 0.45rem;
  border-radius: 50%;
  background: currentColor;
  margin-right: 0.35rem;
  vertical-align: middle;
}

/* ─── tab bar ────────────────────────────────────────────────────────── */
.tab-bar {
  display: flex;
  gap: 0;
  overflow-x: auto;
  scrollbar-width: none;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 48px;
  z-index: 10;
}
.tab-bar::-webkit-scrollbar { display: none; }
.tab {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.2rem;
  padding: 0.55rem 0.5rem 0.5rem;
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  white-space: nowrap;
  flex: 1 1 auto;
  min-width: 0;
  transition: color 0.15s, border-color 0.15s;
}
/* At very narrow viewports (≤ 379 px) the 6-tab row would overflow the
   header, so we drop the labels and keep only icons. */
@media (max-width: 379px) {
  .tab { padding: 0.55rem 0.3rem 0.5rem; }
  .tab > span:not(.tab-badge) { display: none; }
}
.tab svg { width: 19px; height: 19px; }
.tab:hover { color: var(--text-dim); }
.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.tab-badge {
  position: absolute;
  top: 4px;
  right: 8px;
  font-size: 0.6rem;
  font-weight: 700;
  background: var(--red);
  color: #0b0d11;
  border-radius: 999px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  display: grid;
  place-items: center;
  line-height: 1;
}

/* ─── panels ─────────────────────────────────────────────────────────── */
main {
  padding: 0.75rem;
  min-height: calc(100vh - 100px);
}
.panel { display: none; }
.panel.active { display: block; }
.panel > * + * { margin-top: 0.75rem; }

.panel-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  margin: 0.25rem 0 0.5rem;
}
.panel-head h2 {
  margin: 0;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  font-weight: 600;
}
.panel-head h2::before {
  content: "» ";
  color: var(--green);
  opacity: 0.6;
}

/* Terminal-style toggle for the Feed "Hide noise" switch.
   Native checkbox is visually hidden; a custom 13×13 cell takes over.
   Filled green when active, hollow when inactive. No glyph inside. */
.feed-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  cursor: pointer;
  user-select: none;
  position: relative;
}
.feed-toggle input {
  position: absolute;
  width: 1px; height: 1px;
  margin: 0; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
}
.feed-toggle .toggle-mark {
  width: 13px;
  height: 13px;
  border: 1px solid var(--border-strong);
  background: transparent;
  display: inline-block;
  flex-shrink: 0;
  transition: background-color 0.12s, border-color 0.12s;
}
.feed-toggle input:checked + .toggle-mark {
  background: var(--green);
  border-color: var(--green);
}
.feed-toggle:hover { color: var(--text-dim); }
.feed-toggle:hover .toggle-mark { border-color: var(--green-bright); }
.feed-toggle input:focus-visible + .toggle-mark {
  outline: 1px solid var(--green);
  outline-offset: 2px;
}

/* ─── overview stat grid ─────────────────────────────────────────────── */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.6rem;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.75rem 0.85rem 0.7rem;
  box-shadow: var(--shadow-card);
  min-width: 0;
}
.stat-card header {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-weight: 600;
}
.stat-card .stat-value {
  font-family: var(--mono);
  font-size: 1.55rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1;
  margin: 0.45rem 0 0.3rem;
  display: flex;
  align-items: baseline;
  gap: 0.05rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
/* Tone applies to the value, not a side bar. */
.stat-card[data-tone="ok"]    .stat-value { color: var(--green); }
.stat-card[data-tone="alert"] .stat-value { color: var(--red); }
.stat-card[data-tone="warn"]  .stat-value { color: var(--yellow); }
.stat-divider { color: var(--muted); font-size: 1.1rem; padding: 0 0.1rem; }
.stat-card footer {
  font-size: 0.7rem;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ─── pipeline card (Builder lifecycle) ──────────────────────────────── */
.pipeline-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.7rem 0.85rem 0.75rem;
  margin-top: 0.65rem;
}
.pipeline-head {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.5rem;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--green);
}
.pipeline-marker { font-weight: 700; opacity: 0.75; }
.pipeline-status {
  margin-left: auto;
  font-size: 0.58rem;
  color: var(--muted);
  letter-spacing: 0.08em;
}
.pipeline-strip {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.4rem;
}
.pipeline-cell {
  background: var(--surface-2, rgba(255,255,255,0.025));
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.45rem 0.5rem;
  min-width: 0;
}
.pipeline-cell dt {
  font-size: 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-weight: 600;
}
.pipeline-cell dd {
  margin: 0.3rem 0 0;
  font-family: var(--mono);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.pipeline-cell dd.generated { color: var(--green); }
.pipeline-cell dd.failed.has-failures { color: var(--red); }
.pipeline-cell dd.cost { color: var(--text-dim); font-size: 0.85rem; }
.pipeline-foot {
  margin: 0.55rem 0 0;
  font-size: 0.66rem;
  color: var(--muted);
  letter-spacing: 0.02em;
}
@media (max-width: 460px) {
  .pipeline-strip { grid-template-columns: repeat(2, 1fr); }
}

/* ─── briefing card (operator dossier) ───────────────────────────────── */
.briefing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.8rem 0.9rem 0.9rem;
}
.briefing-head {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.55rem;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--green);
}
.briefing-marker {
  font-weight: 700;
  opacity: 0.75;
}
.briefing-title {
  margin: 0 0 0.45rem;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.01em;
}
.briefing-text {
  margin: 0 0 0.7rem;
  color: var(--text-dim);
  font-size: 0.8rem;
  line-height: 1.5;
  overflow-wrap: anywhere;
  word-break: break-word;
}
.briefing-text strong { color: var(--text); font-weight: 600; }
.briefing-roster {
  margin: 0;
  display: grid;
  grid-template-columns: 6rem 1fr;
  gap: 0.35rem 0.65rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  align-items: baseline;
}
.briefing-roster dt {
  color: var(--muted);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.briefing-roster dd {
  margin: 0;
  color: var(--text-dim);
  overflow-wrap: anywhere;
  word-break: break-word;
}
.briefing-roster dd.runtime { color: var(--green); }
.briefing-roster dd.dim     { color: var(--muted); }

.action-help {
  overflow-wrap: anywhere;
  word-break: break-word;
}

/* ─── card lists (agents + bus) ──────────────────────────────────────── */
.card-list > * + * { margin-top: 0.6rem; }

/* ─── preview cards (Preview Inspector tab) ──────────────────────────── */
.preview-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.7rem 0.8rem 0.75rem;
  box-shadow: var(--shadow-card);
}
.preview-card-head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}
.preview-prospect {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--text);
  letter-spacing: 0.02em;
}
.preview-score {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-dim);
  padding: 0.15rem 0.5rem;
  border-radius: 5px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
}
.preview-score.tone-ok   { color: var(--green); border-color: rgba(80,200,120,0.35); }
.preview-score.tone-warn { color: var(--yellow); border-color: rgba(230,180,80,0.35); }
.preview-score.tone-dim  { color: var(--muted); }
.preview-card-body {
  margin: 0;
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: 0.3rem 0.7rem;
  font-family: var(--mono);
  font-size: 0.74rem;
  align-items: baseline;
}
.preview-card-body dt {
  color: var(--muted);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.preview-card-body dd {
  margin: 0;
  color: var(--text-dim);
  overflow-wrap: anywhere;
  word-break: break-word;
}
.preview-card-body dd .muted { color: var(--muted); }
.preview-ref {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  background: rgba(255,255,255,0.03);
  border: 1px dashed var(--border);
  padding: 0.2rem 0.5rem;
  border-radius: 5px;
  cursor: pointer;
  max-width: 100%;
  text-align: left;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.preview-ref:hover { color: var(--text); }

.preview-card-actions {
  margin-top: 0.6rem;
  display: flex;
  justify-content: flex-end;
}
.btn-secondary {
  font-family: var(--mono);
  font-size: 0.72rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 0.3rem 0.7rem;
  border-radius: 5px;
  cursor: pointer;
  letter-spacing: 0.02em;
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.08);
  color: var(--text);
}

/* ─── manifest detail overlay ────────────────────────────────────────── */
.detail-overlay {
  position: fixed;
  inset: 0;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  z-index: 60;
  overflow: hidden;
}
.detail-overlay[hidden] { display: none; }
body.overlay-open { overflow: hidden; }
.detail-head {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.detail-head h2 {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.detail-head .btn-ghost { margin-left: auto; }
.detail-body {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 0.7rem 0.9rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.detail-foot {
  border-top: 1px solid var(--border);
  padding: 0.55rem 0.9rem;
  background: var(--surface);
  display: flex;
  align-items: center;
  gap: 0.8rem;
  flex-wrap: wrap;
}
.manifest-section {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.7rem 0.85rem;
}
.manifest-section-head {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.5rem;
}
.manifest-section p { margin: 0 0 0.5rem; font-size: 0.85rem; color: var(--text); line-height: 1.5; }
.manifest-section p:last-child { margin-bottom: 0; }
.manifest-hero-title { margin: 0 0 0.3rem; font-size: 1.05rem; color: var(--text); font-weight: 600; }
.manifest-hero-sub   { color: var(--text-dim); font-size: 0.85rem; line-height: 1.5; margin: 0 0 0.4rem; }
.manifest-hero-cta   { color: var(--muted); font-size: 0.75rem; margin: 0; }
.manifest-list { margin: 0; padding-left: 1rem; color: var(--text-dim); font-size: 0.82rem; line-height: 1.55; }
.manifest-list li + li { margin-top: 0.25rem; }
.manifest-list .muted { color: var(--muted); }
.manifest-meta {
  margin: 0;
  display: grid;
  grid-template-columns: 6rem 1fr;
  gap: 0.3rem 0.7rem;
  font-size: 0.78rem;
  align-items: baseline;
}
.manifest-meta dt {
  color: var(--muted);
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-family: var(--mono);
}
.manifest-meta dd {
  margin: 0;
  color: var(--text-dim);
  overflow-wrap: anywhere;
  word-break: break-word;
}
.manifest-meta dd .muted { color: var(--muted); }
.manifest-raw {
  margin: 0;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  background: var(--bg);
  padding: 0.6rem 0.7rem;
  border-radius: 5px;
  border: 1px solid var(--border);
  overflow-x: auto;
  white-space: pre;
  max-height: 18rem;
}

/* ─── bundle viewer (sandboxed HTML preview) ─────────────────────────── */
.bundle-body { padding-bottom: 1.4rem; }
.bundle-frame-card {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}
.bundle-frame {
  width: 100%;
  /* Proportional viewport: 9:16 portrait by default so mobile-first
     bundles render with the right shape; capped by viewport height so
     the iframe never grows taller than the dashboard chrome. */
  aspect-ratio: 9 / 16;
  min-height: 28rem;
  max-height: calc(100vh - 8rem);
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fff;
  display: block;
  color-scheme: light;
}
@media (min-width: 720px) {
  .bundle-frame {
    /* Wider chrome → switch to a 4:5 landscape-ish preview so the
       desktop layout breakpoints engage. */
    aspect-ratio: 4 / 5;
    min-height: 38rem;
  }
}
@media (min-width: 1200px) {
  .bundle-frame { aspect-ratio: 16 / 11; }
}
.bundle-mode-pill {
  margin-left: 0.5rem;
  font-family: var(--mono);
  font-size: 0.6rem;
  color: var(--muted);
  padding: 0.18rem 0.5rem;
  border: 1px dashed var(--border);
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.preview-badge {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  border: 1px solid var(--border);
}
.preview-badge.ok  { color: var(--green); border-color: rgba(80,200,120,0.35); }
.preview-badge.dim { color: var(--muted); }

/* Small ghost button for tab-level refresh */
.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 5px;
  font-family: var(--mono);
  font-size: 0.95rem;
  padding: 0.1rem 0.55rem;
  cursor: pointer;
}
.btn-ghost:hover { color: var(--text); border-color: var(--text-dim); }

/* ─── agent card ─────────────────────────────────────────────────────── */
.agent-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
/* Health is communicated through the status dot + state pill in the header;
   no colored side bar, no decorative borders. */

.agent-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.6rem 0.75rem;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  min-width: 0;
}
.agent-head-left {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-width: 0;
  flex: 1;
}
.agent-card .status-dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--border-strong);
}
.agent-card.health-green  .status-dot {
  background: var(--green);
  box-shadow: 0 0 4px rgba(78, 179, 122, 0.45);
  animation: pulse-dot 3s ease-in-out infinite;
}
.agent-card.health-yellow .status-dot {
  background: var(--yellow);
  box-shadow: 0 0 4px rgba(212, 168, 43, 0.4);
}
.agent-card.health-red    .status-dot {
  background: var(--red);
  box-shadow: 0 0 4px rgba(217, 107, 107, 0.4);
}
/* Single, opacity-only animation. Composite-only, no paint cost. */
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.55; }
}
@media (prefers-reduced-motion: reduce) {
  .agent-card .status-dot { animation: none !important; }
}
.agent-name {
  font-family: var(--mono);
  font-size: 0.92rem;
  font-weight: 600;
  margin: 0;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.agent-state-pill {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  color: var(--muted);
  flex-shrink: 0;
  white-space: nowrap;
}
.agent-state-pill.active { color: var(--green);  border-color: var(--green-dim); }
.agent-state-pill.paused { color: var(--yellow); border-color: var(--yellow-dim); }

.agent-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin: 0;
  padding: 0;
}
.agent-stats > div {
  padding: 0.55rem 0.75rem;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}
.agent-stats > div:nth-child(2n) { border-right: 0; }
.agent-stats > div:nth-last-child(1),
.agent-stats > div:nth-last-child(2):nth-child(odd) {
  border-bottom: 0;
}
.agent-stats dt {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  font-weight: 600;
}
.agent-stats dd {
  font-family: var(--mono);
  font-size: 0.88rem;
  color: var(--text);
  margin: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.agent-card-foot {
  padding: 0.55rem 0.75rem;
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  background: var(--surface);
}
.btn-action {
  background: var(--surface-2);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 0.5rem 1.1rem;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  min-height: 36px;
  letter-spacing: 0.02em;
}
.btn-action:hover { background: var(--surface-3); border-color: var(--muted); }
.btn-action:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-action.btn-pause  { color: var(--yellow); }
.btn-action.btn-resume { color: var(--green); }

/* ─── bus card ───────────────────────────────────────────────────────── */
.bus-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.65rem 0.75rem 0.7rem;
  box-shadow: var(--shadow-card);
}
.bus-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.45rem;
  min-width: 0;
}
.bus-topic {
  font-family: var(--mono);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--accent);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}
.bus-length-badge {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--border-strong);
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  flex-shrink: 0;
}
.bus-card-body {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.2rem 0.7rem;
  font-size: 0.75rem;
  align-items: baseline;
}
.bus-card-body dt {
  color: var(--muted);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.bus-card-body dd {
  margin: 0;
  font-family: var(--mono);
  color: var(--text-dim);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

/* ─── bus groups (collapsible by prefix) ─────────────────────────────── */
.bus-group { margin-bottom: 0.6rem; }
.bus-group:last-child { margin-bottom: 0; }
.bus-group-head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.6rem;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  user-select: none;
  font-family: var(--mono);
  min-height: 36px;
  transition: background-color 0.12s, border-color 0.12s;
}
.bus-group-head:hover  { background: var(--surface-3); border-color: var(--border-strong); }
.bus-group-head:focus  { outline: 1px solid var(--green-dim); outline-offset: 0; }
/* SVG chevron — same design system as the tab icons (Lucide-style stroke). */
.bus-group-chevron {
  width: 11px;
  height: 11px;
  flex-shrink: 0;
  color: var(--muted);
  transition: transform 0.12s, color 0.12s;
  transform: rotate(90deg);
}
.bus-group.collapsed .bus-group-chevron { transform: rotate(0); }
.bus-group-head:hover .bus-group-chevron { color: var(--green); }
.bus-group-name {
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--green);
  font-weight: 600;
  flex: 1;
}
.bus-group-count {
  font-size: 0.68rem;
  color: var(--muted);
  font-family: var(--mono);
  white-space: nowrap;
}
.bus-group-body {
  margin-top: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.bus-group.collapsed .bus-group-body { display: none; }

/* ─── feed (event stream) ────────────────────────────────────────────── */
.event-stream {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.4rem;
  max-height: 70vh;
  overflow-y: auto;
}
.event-stream.small { max-height: 45vh; }

.event-row {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  padding: 0.45rem 0.45rem;
  border-bottom: 1px solid var(--border);
  min-width: 0;
}
.event-row:last-child { border-bottom: 0; }
.event-row .event-time {
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--muted);
  flex-shrink: 0;
  padding-top: 0.12rem;
  width: 5rem;
  letter-spacing: 0.02em;
}
.event-row .event-body {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
  flex: 1;
}
.event-topic {
  font-family: var(--mono);
  font-size: 0.76rem;
  color: var(--green);
  font-weight: 500;
  overflow-wrap: anywhere;
  word-break: break-word;
  letter-spacing: 0.01em;
}
/* Subtle category tint so the eye can scan without coloured chips. */
.event-row[data-cat="system"]   .event-topic { color: var(--green-bright); }
.event-row[data-cat="operator"] .event-topic { color: var(--yellow); }
.event-row[data-cat="scheduler"] .event-topic { color: var(--muted); }
.event-row[data-cat="bus"]      .event-topic { color: var(--text-dim); }

.event-summary {
  font-size: 0.74rem;
  color: var(--text-dim);
  font-family: var(--mono);
  overflow-wrap: anywhere;
  word-break: break-word;
}
.event-meta {
  font-size: 0.66rem;
  color: var(--muted);
  font-family: var(--mono);
}

/* ─── action cards (Replay tab) ──────────────────────────────────────── */
.action-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.85rem 0.95rem 0.95rem;
}
.action-card header h3 {
  margin: 0 0 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}
.action-help {
  margin: 0 0 0.7rem;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.45;
}
.action-help code {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--accent);
  background: var(--surface-2);
  padding: 0.05rem 0.3rem;
  border-radius: 3px;
}
.action-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}
.input-row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.6rem;
}
.input-row input {
  flex: 1 1 100%;
  min-width: 0;
  background: var(--surface-2);
  border: 1px solid var(--border-strong);
  color: var(--text);
  padding: 0.55rem 0.75rem;
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 0.85rem;
  min-height: 40px;
}
.input-row input:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 2px rgba(78, 179, 122, 0.12);
}
.btn-primary {
  background: var(--green);
  color: #0a0d0a;
  border: 0;
  padding: 0.55rem 1.1rem;
  border-radius: 5px;
  font-weight: 600;
  font-size: 0.82rem;
  cursor: pointer;
  min-height: 38px;
  letter-spacing: 0.01em;
  font-family: var(--mono);
  text-transform: uppercase;
}
.btn-primary:hover { filter: brightness(1.08); }
.btn-primary:disabled { opacity: 0.45; cursor: not-allowed; }

/* ─── last-replay card ───────────────────────────────────────────────── */
.last-replay-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.8rem 0.95rem 0.85rem;
  font-family: var(--mono);
}
.last-replay-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.55rem;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.last-replay-head .lr-label { color: var(--muted); }
.last-replay-head .lr-time  { color: var(--text-dim); font-family: var(--mono); }
.last-replay-card.empty .last-replay-empty { display: block; }
.last-replay-card.empty .last-replay-body  { display: none; }
.last-replay-card.has-data .last-replay-empty { display: none; }
.last-replay-card.has-data .last-replay-body  { display: grid; }

.last-replay-empty {
  margin: 0;
  color: var(--muted);
  font-size: 0.75rem;
  font-family: ui-sans-serif, system-ui, sans-serif;
}

.last-replay-body {
  grid-template-columns: 1fr 1fr;
  gap: 0.55rem 0.7rem;
  margin: 0;
}
.last-replay-body > div {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}
.last-replay-body .lr-key {
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}
.last-replay-body .lr-val {
  font-family: var(--mono);
  color: var(--text);
  font-size: 0.82rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.last-replay-body .lr-val.green { color: var(--green); }
.last-replay-body .lr-val.checksum { font-size: 0.74rem; color: var(--green-bright); }
.last-replay-body .lr-val.span2 { grid-column: span 2; }

/* ─── ephemeral toast (copy feedback etc.) ───────────────────────────── */
.toast {
  position: fixed;
  bottom: 1.2rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--surface);
  border: 1px solid var(--green-dim);
  color: var(--green);
  padding: 0.45rem 0.9rem;
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  z-index: 100;
  pointer-events: none;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.4);
}
.toast[hidden] { display: none; }

/* ─── copy button (tap-to-copy worker_id, checksum, etc.) ────────────── */
.copy-btn {
  background: transparent;
  border: 0;
  color: inherit;
  font: inherit;
  padding: 0;
  margin: 0;
  cursor: pointer;
  text-align: inherit;
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-family: var(--mono);
  letter-spacing: inherit;
  min-height: 1.4em;
}
.copy-btn:hover  { color: var(--green); }
.copy-btn:active { color: var(--green-bright); }
.copy-btn:focus-visible {
  outline: 1px solid var(--green-dim);
  outline-offset: 2px;
  border-radius: 2px;
}

/* ─── alerts ─────────────────────────────────────────────────────────── */
.alert-list {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.4rem;
}
.alert-row {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.5rem 0.55rem;
  border-bottom: 1px solid var(--border);
  border-left: 2px solid var(--border-strong);
}
.alert-row:last-child { border-bottom: 0; }
.alert-row.critical { border-left-color: var(--red); }
.alert-row.warning  { border-left-color: var(--yellow); }
.alert-row.info     { border-left-color: var(--accent); }
.alert-sev {
  font-size: 0.62rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  color: var(--muted);
}
.alert-row.critical .alert-sev { color: var(--red); }
.alert-row.warning  .alert-sev { color: var(--yellow); }
.alert-row.info     .alert-sev { color: var(--accent); }
.alert-name {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--text);
  font-weight: 600;
}
.alert-summary {
  font-size: 0.78rem;
  color: var(--muted);
  overflow-wrap: anywhere;
  word-break: break-word;
}

/* ════════════════════════════════════════════════════════════════════════
   DESKTOP (≥ 960 px) — wider layout, multi-column where it helps
   ══════════════════════════════════════════════════════════════════════ */
@media (min-width: 960px) {
  body { font-size: 14px; }

  .app-header { padding: 0.75rem 1.5rem; }
  .brand-mark { width: 32px; height: 32px; }
  .brand-mark svg { width: 19px; height: 19px; }
  .brand-text h1 { font-size: 1.05rem; }
  .brand-sub { font-size: 0.7rem; }

  .tab-bar { padding: 0 0.75rem; gap: 0.25rem; top: 56px; }
  .tab {
    flex-direction: row;
    gap: 0.5rem;
    padding: 0.7rem 1rem 0.65rem;
    font-size: 0.78rem;
    text-transform: none;
    letter-spacing: 0.02em;
    min-width: 0;
    flex: 0 0 auto;
  }
  .tab svg { width: 17px; height: 17px; }

  main { padding: 1.25rem 1.5rem 2rem; max-width: 1400px; margin: 0 auto; }

  .stat-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 0.85rem;
  }
  .stat-card { padding: 1rem 1.1rem; }
  .stat-card .stat-value { font-size: 1.75rem; }

  /* agents: auto-fill card grid on desktop */
  #agents-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(360px, 1fr)); gap: 0.85rem; }
  #agents-list > * + * { margin-top: 0; }

  /* bus: groups stack vertically, cards inside each group go to a grid */
  .bus-group-body {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 0.55rem;
    margin-top: 0.55rem;
  }
  .bus-group.collapsed .bus-group-body { display: none; }

  /* last-replay grid: spread 4 fields across a single row */
  .last-replay-body { grid-template-columns: repeat(4, 1fr); }
  .last-replay-body .lr-val.span2 { grid-column: span 1; }

  .event-stream { max-height: 60vh; padding: 0.55rem; }
  .event-row { padding: 0.4rem 0.5rem; gap: 0.85rem; }
  .event-row .event-time { width: 6rem; }
  .event-row .event-body {
    flex-direction: row;
    align-items: baseline;
    gap: 0.85rem;
  }
  .event-topic { width: 18rem; flex-shrink: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .event-summary { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

  .input-row input { flex: 1 1 auto; }

  /* alerts: row-grid layout on desktop */
  .alert-row {
    display: grid;
    grid-template-columns: 5rem 18rem 1fr;
    gap: 0.85rem;
    align-items: baseline;
    padding: 0.5rem 0.75rem;
  }
  .alert-summary { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
}


/* ─── Phase F: Outreach funnel strip ──────────────────────────────────── */
.outreach-funnel {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 2px;
  padding: 12px 16px;
  background: #12141a;
  border: 1px solid #1e2028;
  border-radius: 8px;
  margin-bottom: 16px;
  font-size: 0.82em;
}
.funnel-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 56px;
  padding: 4px 8px;
}
.funnel-cell.ok   .funnel-val { color: #4ade80; }
.funnel-cell.warn .funnel-val { color: #f97316; }
.funnel-cell.dim  .funnel-val { color: #555; }
.funnel-val {
  font-size: 1.5em;
  font-weight: 700;
  color: #e0e0e0;
  line-height: 1;
}
.funnel-label {
  font-size: 0.78em;
  color: #666;
  margin-top: 2px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.funnel-arrow {
  color: #333;
  font-size: 1.2em;
  padding: 0 2px;
  margin-top: -8px;
}
.funnel-spacer { flex: 1; min-width: 12px; }
.funnel-rate-limit {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  background: #1a1d24;
  border: 1px solid #2a2d38;
  border-radius: 6px;
  font-size: 0.85em;
  color: #888;
  white-space: nowrap;
}
.funnel-rl-label { color: #555; font-size: 0.9em; }