/* ===========================================================
   Device Builder — visual builder for Swan + Notecard installs
   Pairs with portal/device-builder.html + assets/device-builder.js
   Inherits design tokens from /assets/marketing.css.
   =========================================================== */

:root {
  --builder-rail-width: 240px;
  --builder-feed-width: 320px;
  --builder-radius: 10px;
  --builder-row-h: 56px;
  --pin-slot: 38px;
  --color-good: #047857;
  --color-good-bg: #ecfdf5;
  --color-warn: #b45309;
  --color-warn-bg: #fef3c7;
  --color-err: #b91c1c;
  --color-err-bg: #fef2f2;
  --color-track: #f1f5f9;
}

.builder-page {
  background: var(--color-bg-alt);
  min-height: 100vh;
  padding-bottom: 60px;
  font-family: var(--font-family);
}

/* ---------- Top nav matches existing portal ---------- */
.builder-nav {
  position: sticky;
  top: 0;
  z-index: 60;
  background: white;
  border-bottom: 1px solid var(--color-border);
}
.builder-nav .nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1400px;
  margin: 0 auto;
  padding: 12px 24px;
}
.builder-nav .nav-logo {
  display: flex; align-items: center; gap: 10px; text-decoration: none;
}
.builder-nav .nav-logo img { width: 32px; height: 32px; border-radius: 6px; }
.builder-nav .nav-logo-text { font-size: 16px; font-weight: 700; color: var(--color-text-dark); }
.builder-nav .nav-links { display: flex; gap: 18px; align-items: center; }
.builder-nav .nav-links a {
  font-size: 14px; font-weight: 500; color: var(--color-text-light);
  text-decoration: none;
}
.builder-nav .nav-links a:hover { color: var(--color-primary); }
.builder-nav .nav-links a.active { color: var(--color-primary); font-weight: 600; }
.builder-nav .user-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border-radius: 999px;
  font-size: 13px; font-weight: 500;
  background: var(--color-bg-alt);
  color: var(--color-text);
}

/* ---------- Header bar (device picker / armed / push) ---------- */
.builder-header {
  background: white;
  border-bottom: 1px solid var(--color-border);
  padding: 14px 24px;
}
.builder-header-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}
.builder-header h1 {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text-dark);
  letter-spacing: -0.01em;
  margin-right: 8px;
}
.builder-header .device-picker {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 4px 6px 4px 12px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 999px;
}
.builder-header .device-picker label {
  font-size: 12px; color: var(--color-text-light); font-weight: 500;
}
.builder-header .device-picker select {
  border: none;
  background: transparent;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-dark);
  padding: 6px 8px;
  cursor: pointer;
  outline: none;
  max-width: 220px;
}
.builder-header .pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px; font-weight: 500;
  background: var(--color-bg-alt);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.builder-header .pill::before {
  content: ''; width: 7px; height: 7px; border-radius: 50%; background: #94a3b8;
}
.builder-header .pill.ok { background: var(--color-good-bg); color: var(--color-good); border-color: #a7f3d0; }
.builder-header .pill.ok::before { background: #10b981; }
.builder-header .pill.warn { background: var(--color-warn-bg); color: var(--color-warn); border-color: #fde68a; }
.builder-header .pill.warn::before { background: #f59e0b; }
.builder-header .pill.err { background: var(--color-err-bg); color: var(--color-err); border-color: #fecaca; }
.builder-header .pill.err::before { background: #ef4444; }

.builder-header .spacer { flex: 1; }
.builder-header .armed-toggle {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: white;
  font-size: 13px; font-weight: 600;
  color: var(--color-text-dark);
  cursor: pointer;
}
.builder-header .armed-toggle.on { background: var(--color-good-bg); color: var(--color-good); border-color: #a7f3d0; }
.builder-header .armed-toggle.off { background: var(--color-err-bg); color: var(--color-err); border-color: #fecaca; }

/* View-mode toggle in header */
.builder-header .view-mode {
  display: inline-flex;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 3px;
  gap: 0;
}
.builder-header .view-mode button {
  border: none;
  background: transparent;
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-light);
  padding: 5px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 100ms;
}
.builder-header .view-mode button.active {
  background: white;
  color: var(--color-text-dark);
  box-shadow: var(--shadow-sm);
}
.builder-header .view-mode button:not(.active):hover {
  color: var(--color-text);
}

/* Contact-type NO/NC two-button group inside pin-edit modal */
.contact-type-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.contact-type-group .contact-btn {
  border: 1.5px solid var(--color-border);
  background: white;
  border-radius: 8px;
  padding: 10px 12px;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: all 100ms;
}
.contact-type-group .contact-btn:hover {
  border-color: var(--color-primary-light);
  background: var(--color-bg-alt);
}
.contact-type-group .contact-btn.active {
  border-color: var(--color-primary);
  background: rgba(37, 99, 235, 0.08);
}
.contact-type-group .contact-btn .label {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 2px;
}
.contact-type-group .contact-btn .desc {
  font-size: 11px;
  color: var(--color-text-light);
  font-family: 'JetBrains Mono', monospace;
}
.contact-type-group .contact-btn.active .label { color: var(--color-primary); }
.builder-header .armed-toggle .dot {
  width: 8px; height: 8px; border-radius: 50%; background: currentColor;
}
.builder-header .btn-push {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 16px;
  border-radius: 8px;
  border: none;
  background: var(--color-primary);
  color: white;
  font: inherit;
  font-size: 14px; font-weight: 600;
  cursor: pointer;
  transition: background 150ms;
}
.builder-header .btn-push:hover { background: var(--color-primary-dark); }
.builder-header .btn-push:disabled { opacity: 0.5; cursor: not-allowed; }
.builder-header .btn-push .dirty-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: #facc15;
  display: none;
}
.builder-header .btn-push.dirty .dirty-dot { display: inline-block; }
.builder-header .btn-ghost {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 12px;
  border-radius: 8px;
  border: 1px solid var(--color-border);
  background: white;
  font: inherit;
  font-size: 13px; font-weight: 500;
  color: var(--color-text);
  cursor: pointer;
}
.builder-header .btn-ghost:hover { background: var(--color-bg-alt); }

/* ---------- Main grid ---------- */
.builder-grid {
  max-width: 1400px;
  margin: 0 auto;
  padding: 18px 24px 0;
  display: grid;
  grid-template-columns: var(--builder-rail-width) 1fr var(--builder-feed-width);
  gap: 18px;
  align-items: start;
}
@media (max-width: 1180px) {
  .builder-grid {
    grid-template-columns: var(--builder-rail-width) 1fr;
  }
  .builder-feed { display: none; }
}
@media (max-width: 820px) {
  .builder-grid {
    grid-template-columns: 1fr;
  }
  .builder-tabs { flex-direction: row !important; overflow-x: auto; }
  .builder-tabs button { flex: 0 0 auto !important; }
}

/* ---------- Left tab rail ---------- */
.builder-tabs {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--builder-radius);
  padding: 8px;
  position: sticky;
  top: 80px;
}
.builder-tabs button {
  display: flex; align-items: center; gap: 12px;
  width: 100%;
  padding: 10px 12px;
  background: transparent;
  border: none;
  border-radius: 6px;
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  cursor: pointer;
  text-align: left;
  transition: background 100ms;
}
.builder-tabs button svg { flex-shrink: 0; }
.builder-tabs button:hover { background: var(--color-bg-alt); }
.builder-tabs button.active {
  background: var(--color-bg-alt);
  color: var(--color-primary);
  font-weight: 600;
}
.builder-tabs button .badge {
  margin-left: auto;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 999px;
  background: var(--color-track);
  color: var(--color-text-light);
  min-width: 22px;
  text-align: center;
}
.builder-tabs button.active .badge {
  background: var(--color-primary);
  color: white;
}

/* ---------- Stage (active tab panel) ---------- */
.builder-stage {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--builder-radius);
  padding: 24px;
  min-height: 60vh;
}
.stage-pane { display: none; }
.stage-pane.active { display: block; }
.stage-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--color-border);
}
.stage-head h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-text-dark);
  margin: 0 0 4px;
  letter-spacing: -0.01em;
}
.stage-head p {
  font-size: 14px;
  color: var(--color-text-light);
  max-width: 620px;
  margin: 0;
}
.stage-head .actions { display: flex; gap: 8px; }

/* ---------- Pins stage ---------- */
.pins-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 20px;
}
@media (max-width: 980px) { .pins-layout { grid-template-columns: 1fr; } }

.pin-header-wrap {
  background: linear-gradient(180deg, #0b1220, #111827);
  border-radius: 12px;
  padding: 18px;
  display: flex;
  justify-content: center;
  min-width: 0; /* allow shrinking inside the grid track */
}
.pin-header-svg {
  width: 100%;
  height: auto;
  max-height: 78vh; /* keep the visible viewport from running off the screen on tall layouts */
  display: block;
}

.pin-slot-rect {
  fill: #1f2937;
  stroke: #334155;
  stroke-width: 1;
  cursor: pointer;
  transition: fill 100ms, stroke 100ms;
}
.pin-slot-rect.filled { fill: #1e40af; stroke: #3b82f6; }
.pin-slot-rect.unrouted { fill: #1f2937; stroke: #1f2937; opacity: 0.4; cursor: not-allowed; }
.pin-slot-rect.drag-over { stroke: #facc15; stroke-width: 2.5; }
.pin-slot-rect:hover:not(.unrouted):not(.filled) { fill: #1e3a8a; }
.pin-slot-label {
  fill: #cbd5e1;
  font-family: 'JetBrains Mono', ui-monospace, Menlo, Consolas, monospace;
  font-size: 11px;
  pointer-events: none;
}
.pin-slot-name {
  fill: #f8fafc;
  font-family: var(--font-family);
  font-size: 11px;
  font-weight: 600;
  pointer-events: none;
}
.pin-power-rect {
  fill: #1f2937; stroke: #334155; stroke-width: 1; opacity: 0.5;
}
.pin-board-rect {
  fill: #0f172a; stroke: #334155; stroke-width: 1;
}
.pin-board-label {
  fill: #64748b; font-family: 'JetBrains Mono', monospace; font-size: 12px;
  pointer-events: none;
}

.role-catalog h3, .placed-list h3 {
  font-size: 14px; font-weight: 600;
  color: var(--color-text-dark);
  margin: 0 0 8px;
}
.role-catalog p, .placed-list p {
  font-size: 12px; color: var(--color-text-light); margin: 0 0 12px;
}
.role-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.role-card {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  cursor: grab;
  user-select: none;
  transition: all 100ms;
}
.role-card:hover {
  border-color: var(--color-primary-light);
  background: var(--color-bg-alt);
}
.role-card.dragging { opacity: 0.4; }
.role-card .icon {
  width: 26px; height: 26px;
  border-radius: 6px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.role-card .label {
  font-size: 13px; font-weight: 500; color: var(--color-text-dark);
  line-height: 1.2;
}
.role-card .mode {
  margin-left: auto;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--color-text-light);
  padding: 2px 6px;
  background: var(--color-track);
  border-radius: 4px;
}

.placed-list { margin-top: 20px; }
.placed-empty {
  font-size: 13px; color: var(--color-text-light);
  padding: 14px; text-align: center;
  border: 1px dashed var(--color-border);
  border-radius: 8px;
}
.placed-row {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px;
  border-radius: 6px;
  transition: background 100ms;
  cursor: pointer;
}
.placed-row:hover { background: var(--color-bg-alt); }
.placed-row .id-chip {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 7px;
  background: var(--color-primary);
  color: white;
  border-radius: 4px;
}
.placed-row .name {
  font-size: 13px; font-weight: 500;
  color: var(--color-text-dark);
  flex: 1;
}
.placed-row .placed-name-input {
  flex: 1;
  font: inherit;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-dark);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 5px;
  padding: 4px 6px;
  margin: -4px 0;
}
.placed-row:hover .placed-name-input {
  background: white;
  border-color: var(--color-border);
}
.placed-row .placed-name-input:focus {
  background: white;
  border-color: var(--color-primary);
  outline: 2px solid var(--color-primary-light);
  outline-offset: -1px;
}
.placed-row .placed-name-input::placeholder {
  color: var(--color-text-light);
  font-style: italic;
}
.placed-row .mode-chip {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--color-text-light);
}
.placed-row .remove {
  border: none; background: transparent;
  color: var(--color-text-light);
  cursor: pointer;
  font-size: 16px;
  padding: 0 4px;
  visibility: hidden;
}
.placed-row:hover .remove { visibility: visible; }
.placed-row .remove:hover { color: var(--color-err); }

/* ---------- Rules stage ---------- */
.rule-list {
  display: flex; flex-direction: column; gap: 10px;
  margin-bottom: 16px;
}
.rule-row {
  display: flex; align-items: center; gap: 14px;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 14px 16px;
  transition: border-color 100ms, box-shadow 100ms;
}
.rule-row:hover {
  border-color: var(--color-primary-light);
  box-shadow: var(--shadow);
}
.rule-row.disabled { opacity: 0.55; }
.rule-row .rule-toggle {
  width: 40px; height: 22px; flex-shrink: 0;
  background: var(--color-track);
  border-radius: 999px;
  position: relative;
  cursor: pointer;
  border: none;
  transition: background 150ms;
}
.rule-row .rule-toggle::after {
  content: '';
  position: absolute;
  top: 2px; left: 2px;
  width: 18px; height: 18px;
  background: white;
  border-radius: 50%;
  box-shadow: 0 1px 2px rgba(0,0,0,0.15);
  transition: left 150ms;
}
.rule-row .rule-toggle.on { background: var(--color-primary); }
.rule-row .rule-toggle.on::after { left: 20px; }
.rule-row .rule-body { flex: 1; min-width: 0; }
.rule-row .rule-name {
  font-size: 14px; font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 4px;
}
.rule-row .rule-summary {
  font-size: 13px;
  color: var(--color-text);
  line-height: 1.5;
}
.rule-row .rule-summary b {
  background: var(--color-bg-alt);
  padding: 1px 6px;
  border-radius: 4px;
  font-weight: 600;
  color: var(--color-primary);
}
.rule-row .rule-meta {
  font-size: 11px; color: var(--color-text-light);
  margin-top: 4px;
  font-family: 'JetBrains Mono', monospace;
}
.rule-row .rule-actions { display: flex; gap: 4px; flex-shrink: 0; }
.rule-row .rule-actions button {
  border: none; background: transparent;
  padding: 4px 8px;
  color: var(--color-text-light);
  border-radius: 4px;
  cursor: pointer;
  font: inherit;
  font-size: 12px;
}
.rule-row .rule-actions button:hover { background: var(--color-bg-alt); color: var(--color-text-dark); }
.rule-row .rule-actions .delete:hover { color: var(--color-err); }

.add-rule-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 16px;
  background: white;
  border: 1.5px dashed var(--color-border);
  border-radius: 10px;
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-primary);
  cursor: pointer;
  width: 100%;
  justify-content: center;
  transition: all 100ms;
}
.add-rule-btn:hover {
  border-color: var(--color-primary);
  background: var(--color-bg-alt);
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--color-text-light);
}
.empty-state h3 { font-size: 16px; color: var(--color-text-dark); margin-bottom: 8px; }
.empty-state p { font-size: 14px; max-width: 380px; margin: 0 auto; }

/* ---------- Sensors stage ---------- */
.sensors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.sensor-card {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 18px;
}
.sensor-card.enabled {
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.08);
}
.sensor-card .head {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 12px;
}
.sensor-card .icon {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.sensor-card h3 {
  font-size: 15px; font-weight: 600;
  color: var(--color-text-dark);
  flex: 1;
  margin: 0;
}
.sensor-card .live-pill {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  padding: 3px 8px;
  background: var(--color-bg-alt);
  border-radius: 4px;
  color: var(--color-text);
}
.sensor-card .live-pill.fresh { background: var(--color-good-bg); color: var(--color-good); }
.sensor-card .field {
  display: flex; align-items: center; gap: 10px;
  padding: 7px 0;
  font-size: 13px;
  color: var(--color-text);
}
.sensor-card .field label {
  flex: 1; font-weight: 500;
}
.sensor-card .field input[type="number"] {
  width: 90px;
  padding: 5px 8px;
  font: inherit;
  font-size: 13px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  text-align: right;
}
.sensor-card .field input[type="number"]:focus {
  outline: 2px solid var(--color-primary-light);
  outline-offset: -1px;
  border-color: var(--color-primary);
}
.sensor-card .field .unit {
  font-size: 11px; color: var(--color-text-light);
  font-family: 'JetBrains Mono', monospace;
}

/* Switch */
.switch {
  position: relative;
  width: 36px; height: 20px;
  background: var(--color-track);
  border-radius: 999px;
  cursor: pointer;
  border: none;
  padding: 0;
  transition: background 150ms;
  flex-shrink: 0;
}
.switch::after {
  content: '';
  position: absolute;
  top: 2px; left: 2px;
  width: 16px; height: 16px;
  background: white;
  border-radius: 50%;
  box-shadow: 0 1px 2px rgba(0,0,0,0.2);
  transition: left 150ms;
}
.switch.on { background: var(--color-primary); }
.switch.on::after { left: 18px; }

/* ---------- Templates stage ---------- */
.template-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}
.template-card-v2 {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: all 150ms;
}
.template-card-v2:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: var(--color-primary-light);
}
.template-card-v2 .head {
  display: flex; align-items: center; gap: 10px;
}
.template-card-v2 .icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
}
.template-card-v2 h3 {
  font-size: 15px; font-weight: 700;
  color: var(--color-text-dark);
  margin: 0;
  letter-spacing: -0.01em;
}
.template-card-v2 p {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.5;
  flex: 1;
  margin: 0;
}
.template-card-v2 .tags {
  display: flex; flex-wrap: wrap; gap: 4px;
}
.template-card-v2 .tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  padding: 2px 7px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  color: var(--color-text);
}
.template-card-v2 button {
  margin-top: 6px;
  padding: 8px 14px;
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  border-radius: 6px;
  border: 1px solid var(--color-primary);
  background: var(--color-primary);
  color: white;
  cursor: pointer;
  transition: background 100ms;
}
.template-card-v2 button:hover { background: var(--color-primary-dark); }

/* ---------- Advanced stage ---------- */
.shadow-pane {
  background: #0f172a;
  color: #cbd5e1;
  padding: 16px;
  border-radius: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 400px;
  overflow: auto;
  margin: 0;
}
.shadow-tabs {
  display: flex; gap: 4px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 12px;
  flex-wrap: wrap;
}
.shadow-tabs button {
  font: inherit;
  font-size: 13px;
  font-weight: 500;
  padding: 8px 14px;
  border: none;
  background: transparent;
  color: var(--color-text-light);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  cursor: pointer;
}
.shadow-tabs button.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}
.raw-box {
  display: flex; gap: 8px;
  margin-top: 16px;
}
.raw-box input {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
}

/* ---------- Live feed ---------- */
.builder-feed {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--builder-radius);
  position: sticky;
  top: 80px;
  display: flex;
  flex-direction: column;
  height: calc(100vh - 100px);
  overflow: hidden;
}
.feed-head {
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-border);
}
.feed-head h3 {
  font-size: 14px; font-weight: 700;
  color: var(--color-text-dark);
  margin: 0 0 8px;
  display: flex; align-items: center; gap: 8px;
}
.feed-head h3 .conn-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #94a3b8;
}
.feed-head h3 .conn-dot.ok { background: #10b981; box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.25); }
.feed-filters {
  display: flex; flex-wrap: wrap; gap: 4px;
}
.feed-filter {
  font: inherit;
  font-size: 11px;
  font-weight: 500;
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: white;
  color: var(--color-text);
  cursor: pointer;
}
.feed-filter.on {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}
.feed-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
}
.feed-empty {
  font-size: 12px;
  color: var(--color-text-light);
  text-align: center;
  padding: 30px 16px;
}
.feed-row {
  display: flex;
  flex-direction: column;
  padding: 8px 10px;
  border-radius: 6px;
  margin-bottom: 4px;
  font-size: 12px;
}
.feed-row:hover { background: var(--color-bg-alt); }
.feed-row .top {
  display: flex; align-items: center; gap: 8px;
}
.feed-row .kind {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 4px;
  background: var(--color-track);
  color: var(--color-text);
  font-weight: 500;
}
.feed-row .kind.rule_fired { background: #dbeafe; color: #1e40af; }
.feed-row .kind.alert { background: #fee2e2; color: #b91c1c; }
.feed-row .kind.session, .feed-row .kind.pong { background: #dcfce7; color: #047857; }
.feed-row .ts {
  margin-left: auto;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--color-text-light);
}
.feed-row .body {
  margin-top: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--color-text);
  word-break: break-all;
}

.feed-actions {
  border-top: 1px solid var(--color-border);
  padding: 10px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
}
.feed-actions button {
  font: inherit;
  font-size: 12px;
  padding: 7px 10px;
  border-radius: 6px;
  border: 1px solid var(--color-border);
  background: white;
  color: var(--color-text);
  cursor: pointer;
}
.feed-actions button:hover { background: var(--color-bg-alt); }
.feed-actions button.danger { color: var(--color-err); border-color: #fecaca; }

/* ---------- Modal / dialog ---------- */
dialog.builder-dialog {
  border: none;
  border-radius: 12px;
  padding: 0;
  max-width: 720px;
  width: 90vw;
  max-height: 90vh;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  font-family: var(--font-family);
}
dialog.builder-dialog::backdrop {
  background: rgba(15, 23, 42, 0.5);
  backdrop-filter: blur(2px);
}
dialog.builder-dialog .dialog-head {
  display: flex; align-items: center;
  padding: 18px 22px;
  border-bottom: 1px solid var(--color-border);
}
dialog.builder-dialog .dialog-head h2 {
  font-size: 17px; font-weight: 700;
  color: var(--color-text-dark);
  margin: 0;
  letter-spacing: -0.01em;
}
dialog.builder-dialog .dialog-head .close {
  margin-left: auto;
  border: none;
  background: transparent;
  font-size: 22px;
  line-height: 1;
  color: var(--color-text-light);
  cursor: pointer;
  padding: 0 4px;
}
dialog.builder-dialog .dialog-body {
  padding: 22px;
  overflow-y: auto;
  max-height: calc(90vh - 130px);
}
dialog.builder-dialog .dialog-foot {
  display: flex; gap: 8px; justify-content: flex-end;
  padding: 14px 22px;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-alt);
}
dialog.builder-dialog .dialog-foot .spacer { flex: 1; }
dialog.builder-dialog button.primary {
  background: var(--color-primary);
  color: white;
  border: none;
  padding: 9px 18px;
  border-radius: 6px;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}
dialog.builder-dialog button.primary:hover { background: var(--color-primary-dark); }
dialog.builder-dialog button.primary:disabled { opacity: 0.5; cursor: not-allowed; }
dialog.builder-dialog button.ghost {
  background: white;
  color: var(--color-text);
  border: 1px solid var(--color-border);
  padding: 9px 16px;
  border-radius: 6px;
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
}
dialog.builder-dialog button.ghost:hover { background: var(--color-bg-alt); }
dialog.builder-dialog button.danger {
  background: white;
  color: var(--color-err);
  border: 1px solid #fecaca;
  padding: 9px 16px;
  border-radius: 6px;
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
}
dialog.builder-dialog button.danger:hover { background: var(--color-err-bg); }

/* ---------- Form controls ---------- */
.form-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 14px;
}
.form-row label {
  font-size: 13px; font-weight: 500;
  color: var(--color-text-dark);
}
.form-row .hint {
  font-size: 12px; color: var(--color-text-light);
  margin-top: 2px;
}
.form-row input[type="text"],
.form-row input[type="number"],
.form-row select,
.form-row textarea {
  padding: 8px 12px;
  font: inherit;
  font-size: 14px;
  color: var(--color-text-dark);
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 6px;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  outline: 2px solid var(--color-primary-light);
  outline-offset: -1px;
  border-color: var(--color-primary);
}
.form-row.inline {
  flex-direction: row; align-items: center;
}
.form-row.inline label { flex: 1; margin-bottom: 0; }
.form-row.inline input, .form-row.inline select { width: 140px; }
.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* ---------- Wizard ---------- */
.wizard-stepper {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 16px 22px;
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}
.wizard-step {
  display: flex; align-items: center; gap: 8px;
  font-size: 12px;
  color: var(--color-text-light);
  font-weight: 500;
}
.wizard-step .num {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--color-track);
  color: var(--color-text-light);
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700;
}
.wizard-step.active { color: var(--color-primary); }
.wizard-step.active .num { background: var(--color-primary); color: white; }
.wizard-step.done .num { background: var(--color-good); color: white; }
.wizard-step + .wizard-step::before {
  content: '';
  width: 24px; height: 2px;
  background: var(--color-border);
  margin: 0 8px;
}
.wizard-step.done + .wizard-step::before { background: var(--color-good); }

/* Trigger picker */
.trigger-cats {
  display: flex; gap: 4px;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.trigger-cats button {
  font: inherit;
  font-size: 13px;
  font-weight: 500;
  padding: 8px 14px;
  border: none;
  background: transparent;
  color: var(--color-text-light);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  cursor: pointer;
}
.trigger-cats button.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}
.trigger-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 8px;
}
.trigger-tile {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 12px;
  cursor: pointer;
  text-align: left;
  font: inherit;
  transition: all 100ms;
}
.trigger-tile:hover {
  border-color: var(--color-primary-light);
  background: var(--color-bg-alt);
}
.trigger-tile.selected {
  border-color: var(--color-primary);
  background: rgba(37, 99, 235, 0.05);
}
.trigger-tile .name {
  font-size: 13px; font-weight: 600;
  color: var(--color-text-dark);
  margin-bottom: 2px;
}
.trigger-tile .desc {
  font-size: 11px;
  color: var(--color-text-light);
  line-height: 1.4;
}

.trigger-config {
  background: var(--color-bg-alt);
  border-radius: 8px;
  padding: 16px;
  margin-top: 12px;
}
.trigger-config h4 {
  font-size: 13px; font-weight: 600;
  color: var(--color-text-dark);
  margin: 0 0 12px;
}

/* Condition tree */
.cond-tree {
  font-size: 13px;
}
.cond-node {
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 8px;
  background: white;
}
.cond-node.group {
  border-left: 3px solid var(--color-primary);
  background: var(--color-bg-alt);
}
.cond-node-head {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 6px;
}
.cond-node-head .op {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--color-primary);
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.cond-node-head .op.not { background: var(--color-err); }
.cond-node-head .op.any { background: #8b5cf6; }
.cond-node-head select, .cond-node-head input {
  font: inherit;
  font-size: 12px;
  padding: 4px 8px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: white;
}
.cond-node-head .del {
  margin-left: auto;
  border: none; background: transparent;
  color: var(--color-text-light);
  cursor: pointer;
  font-size: 16px;
  padding: 0 4px;
}
.cond-node-head .del:hover { color: var(--color-err); }
.cond-children {
  padding-left: 12px;
  border-left: 1px dashed var(--color-border);
  margin-top: 6px;
}
.cond-add-row {
  display: flex; gap: 6px;
  margin-top: 8px;
}
.cond-add-row button {
  font: inherit;
  font-size: 11px;
  font-weight: 500;
  padding: 4px 10px;
  border: 1px dashed var(--color-border);
  border-radius: 4px;
  background: white;
  color: var(--color-text-light);
  cursor: pointer;
}
.cond-add-row button:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* Action list */
.action-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.action-row {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 12px;
}
.action-row-head {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 8px;
}
.action-row-head .num {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 7px;
  background: var(--color-bg-alt);
  border-radius: 4px;
  color: var(--color-text);
}
.action-row-head select {
  font: inherit;
  font-size: 13px;
  font-weight: 500;
  padding: 5px 8px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
}
.action-row-head .del {
  margin-left: auto;
  border: none; background: transparent;
  color: var(--color-text-light);
  font-size: 18px;
  cursor: pointer;
}
.action-row-head .del:hover { color: var(--color-err); }
.action-body {
  padding-top: 4px;
  background: var(--color-bg-alt);
  border-radius: 6px;
  padding: 10px;
}

/* ---------- Toast ---------- */
.toast-stack {
  position: fixed;
  bottom: 24px; right: 24px;
  display: flex; flex-direction: column; gap: 10px;
  z-index: 9999;
  pointer-events: none;
}
.toast {
  background: var(--color-text-dark);
  color: white;
  padding: 12px 18px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  max-width: 380px;
  pointer-events: auto;
  animation: toast-in 200ms ease;
}
.toast.ok { background: var(--color-good); }
.toast.err { background: var(--color-err); }
.toast.warn { background: var(--color-warn); }
@keyframes toast-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---------- Banners ---------- */
.info-banner {
  background: #eff6ff;
  border-left: 4px solid var(--color-primary);
  border-radius: 6px;
  padding: 12px 16px;
  font-size: 13px;
  color: #1e3a8a;
  margin-bottom: 16px;
  display: flex; align-items: center; gap: 10px;
}
.info-banner .close-btn {
  margin-left: auto;
  border: none; background: transparent;
  color: var(--color-text-light);
  font-size: 18px;
  cursor: pointer;
}

/* ---------- Auth loading ---------- */
.auth-loading {
  position: fixed;
  inset: 0;
  background: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--color-text-light);
  z-index: 99;
}
.spinner {
  width: 24px; height: 24px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 700ms linear infinite;
  margin-right: 10px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================================== */
/*  System tab — multi-node fleet view + cross-node rule editor   */
/* ============================================================== */
.fleet-overview {
  margin-bottom: 18px;
  padding: 14px 16px;
  background: #f8fafc;
  border: 1px solid var(--color-border, #e2e8f0);
  border-radius: 8px;
}
.fleet-overview h3 {
  margin: 0 0 10px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #475569;
}
.fleet-chips {
  display: flex; flex-wrap: wrap; gap: 8px;
}
.fleet-chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 10px;
  background: #fff;
  border: 1px solid var(--color-border, #e2e8f0);
  border-radius: 999px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 12px;
}
.fleet-chip .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #cbd5e1;
}
.fleet-chip.armed .dot      { background: #ef4444; }
.fleet-chip.disarmed .dot   { background: #22c55e; }
.fleet-chip.unknown .dot    { background: #cbd5e1; }
.fleet-chip .state {
  font-size: 11px; color: #64748b;
  padding: 1px 6px;
  background: #f1f5f9;
  border-radius: 3px;
}

.cross-rules-list {
  display: flex; flex-direction: column; gap: 10px;
}
.cross-rules-empty {
  padding: 28px;
  text-align: center;
  color: #64748b;
  background: #f8fafc;
  border: 1px dashed var(--color-border, #e2e8f0);
  border-radius: 8px;
  font-size: 13px;
}
.cross-rule-row {
  background: #fff;
  border: 1px solid var(--color-border, #e2e8f0);
  border-left: 4px solid #0ea5e9;
  border-radius: 8px;
  padding: 10px 12px;
  display: flex; flex-direction: column; gap: 6px;
}
.cross-rule-row.disabled {
  opacity: 0.55;
  border-left-color: #94a3b8;
}
.crr-head {
  display: flex; align-items: center; gap: 8px;
}
.crr-head input[type="text"] {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 13px;
  padding: 5px 8px;
  border: 1px solid var(--color-border, #e2e8f0);
  border-radius: 4px;
  flex: 1;
  min-width: 140px;
}
.crr-head input[type="number"] {
  width: 90px;
  padding: 5px 8px;
  border: 1px solid var(--color-border, #e2e8f0);
  border-radius: 4px;
  font-size: 12px;
}
.crr-enabled {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 12px; color: #475569;
}
.crr-line {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
}
.crr-label {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-weight: 600;
  font-size: 11px;
  color: #0ea5e9;
  letter-spacing: 0.05em;
  width: 48px;
  text-align: right;
}
.crr-action .crr-label { color: #f97316; }
.crr-line select,
.crr-line input[type="text"],
.crr-line input[type="number"] {
  font-size: 12px;
  padding: 4px 8px;
  border: 1px solid var(--color-border, #e2e8f0);
  border-radius: 4px;
  background: #fff;
}
.crr-narrow { width: 110px; }
.crr-wide   { flex: 1; min-width: 200px; }
.crr-hint {
  font-size: 11px;
  color: #94a3b8;
}
.btn-ghost.danger {
  color: #dc2626;
}
.btn-ghost.danger:hover {
  background: #fef2f2;
  border-color: #fecaca;
}