:root {
  --bg: #eef0f6;
  --card: #ffffff;
  --text: #171a2a;
  --text-primary: #171a2a;
  --muted: #8590ad;
  --light: #a8b1c8;
  --border: #dfe4f0;
  --accent: #7c6ef7;
  --accent-soft: #ede9ff;
  --shadow: 0 14px 38px rgba(28,33,52,.10);
  --radius: 10px;
  --radius-sm: 8px;
}
.theme-dark {
  --bg: #11131a;
  --card: #191c26;
  --text: #f5f7fb;
  --text-primary: #f5f7fb;
  --muted: #98a1b8;
  --light: #707a91;
  --border: #2b3040;
  --accent-soft: rgba(124,110,247,.16);
  --shadow: 0 18px 44px rgba(0,0,0,.32);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, sans-serif;
}
button, textarea, input, select { font: inherit; }
button { color: inherit; }
a { color: inherit; text-decoration: none; }

@keyframes logo-float-1 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(-1px,-1.5px)} }
@keyframes logo-float-2 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(1.2px,-1px)} }
@keyframes logo-float-3 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(-1px,1.2px)} }
@keyframes logo-float-4 { 0%,100%{transform:translate(0,0)} 50%{transform:translate(1px,1px)} }
@keyframes logo-dot-pulse { 0%,100%{transform:scale(1)} 50%{transform:scale(1.14)} }
.logo-float,
.logo-pulse,
.logo-palette-group {
  transform-box: fill-box;
  transform-origin: center;
}
.logo-float-1 { animation: logo-float-1 4.1s ease-in-out infinite; }
.logo-float-2 { animation: logo-float-2 5.2s ease-in-out infinite .9s; }
.logo-float-3 { animation: logo-float-3 3.8s ease-in-out infinite 1.6s; }
.logo-float-4 { animation: logo-float-4 4.7s ease-in-out infinite 2.3s; }
.logo-pulse-1 { animation: logo-dot-pulse 3.5s ease-in-out infinite .3s; }
.logo-pulse-2 { animation: logo-dot-pulse 4.8s ease-in-out infinite 1.4s; }
.logo-pulse-3 { animation: logo-dot-pulse 5.3s ease-in-out infinite .7s; }
.logo-pulse-4 { animation: logo-dot-pulse 4.1s ease-in-out infinite 2.1s; }
.lab-logo:hover .logo-float-1 { animation-duration: 1s; }
.lab-logo:hover .logo-float-2 { animation-duration: 1.3s; }
.lab-logo:hover .logo-float-3 { animation-duration: .9s; }
.lab-logo:hover .logo-float-4 { animation-duration: 1.2s; }
.lab-logo:hover .logo-pulse-1 { animation-duration: .7s; }
.lab-logo:hover .logo-pulse-2 { animation-duration: .9s; }
.lab-logo:hover .logo-pulse-3 { animation-duration: .8s; }
.lab-logo:hover .logo-pulse-4 { animation-duration: .75s; }
.loading-bar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  z-index: 100;
  transform-origin: left;
  background: linear-gradient(90deg, #7C6EF7, #FFE66D, #FF6B6B, #4ECDC4, #7C6EF7);
  box-shadow: 0 0 18px rgba(124,110,247,.45);
}
.loading-bar.hidden {
  display: none;
}

.lab-topbar {
  height: 60px;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 24px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.lab-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  user-select: none;
  -webkit-user-select: none;
}
.lab-logo .logo-svg {
  overflow: visible;
}
.lab-logo .logo-text {
  font-weight: 800;
  font-size: 19px;
  letter-spacing: -.5px;
  background: linear-gradient(135deg, var(--text-primary) 30%, var(--accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.lab-logo .logo-text small {
  display: inline-block;
  margin-left: 4px;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  background: none;
  -webkit-text-fill-color: var(--accent);
  color: var(--accent);
}
.topbar-sep {
  width: 1px;
  height: 22px;
  background: var(--border);
  flex-shrink: 0;
}
.btn-back-link {
  height: 34px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 13px;
  border-radius: 99px;
  border: 1.5px solid var(--border);
  background: var(--card);
  color: var(--muted);
  font-size: 12.5px;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(28,33,52,.06);
  transition: border-color var(--transition), color var(--transition), transform var(--transition);
  text-decoration: none;
}
.btn-back-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}
.btn-back-link svg {
  width: 14px;
  height: 14px;
}
.lab-topbar-spacer {
  flex: 1 1 auto;
}
.lab-topbar-actions {
  margin-left: 0;
  display: flex;
  gap: 8px;
  align-items: center;
}
.utility-menu {
  position: relative;
}
.utility-menu-btn {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--border);
  border-radius: 50%;
  background: var(--card);
  color: var(--text);
  cursor: pointer;
  box-shadow: none;
}
.utility-menu-btn svg {
  width: 18px;
  height: 18px;
}
.utility-menu-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}
.utility-menu-popover {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 230px;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card);
  box-shadow: var(--shadow);
  z-index: 30;
}
.utility-menu-popover.hidden {
  display: none;
}
.utility-menu-popover button {
  width: 100%;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 13px;
  font-weight: 600;
  text-align: left;
  padding: 10px 11px;
  cursor: pointer;
}
.utility-menu-popover button:hover {
  background: var(--accent-soft);
  color: var(--accent);
}
.utility-menu-warning {
  margin: 7px 8px 5px;
  color: #b91c1c;
  font-size: 11.5px;
  font-weight: 600;
  line-height: 1.35;
}
.utility-menu-popover button.utility-menu-danger {
  color: #b91c1c;
  font-weight: 800;
}
.utility-menu-popover button.utility-menu-danger:hover {
  background: #fee2e2;
  color: #991b1b;
}
.utility-menu-popover hr {
  margin: 6px 0;
  border: 0;
  border-top: 1px solid var(--border);
}
.utility-menu-popover button.utility-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.utility-menu-popover button.utility-menu-toggle::after {
  content: "";
  width: 34px;
  height: 18px;
  border-radius: 99px;
  background: #eef0f6;
  border: 1px solid #c9cfdd;
  box-shadow: inset -16px 0 0 1px #ffffff, 0 1px 2px rgba(26, 29, 46, .12);
  transition: background var(--transition), border-color var(--transition), box-shadow var(--transition);
  flex-shrink: 0;
}
.utility-menu-popover button.utility-menu-toggle[aria-pressed="true"]::after {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: inset 16px 0 0 2px var(--card), inset 0 0 0 2px var(--accent);
}
.theme-dark .utility-menu-popover button.utility-menu-toggle::after {
  background: #2b3143;
  border-color: #4c5672;
  box-shadow: inset -16px 0 0 1px var(--card), 0 1px 2px rgba(0, 0, 0, .2);
}
.theme-dark .utility-menu-popover button.utility-menu-toggle[aria-pressed="true"]::after {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: inset 16px 0 0 2px var(--card), inset 0 0 0 2px var(--accent);
}
.btn-outline,
.btn-accent {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 1.5px solid var(--border);
  background: var(--card);
  padding: 0 15px;
  font-weight: 850;
  cursor: pointer;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(28,33,52,.06);
}
.lab-topbar .btn-outline,
.lab-topbar .btn-accent {
  min-height: 0;
  height: 34px;
  gap: 7px;
  padding: 0 13px;
  font-size: 13px;
  font-weight: 600;
}
.lab-topbar .btn-outline svg,
.lab-topbar .btn-accent svg {
  width: 15px;
  height: 15px;
}
.btn-accent {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.brand-creator-showcase {
  height: 70px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 10px 18px 0;
}
.brand-creator-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  min-width: 0;
  padding: 10px 16px;
  color: #fff;
  text-decoration: none;
  border-radius: 12px;
  box-shadow: 0 8px 22px rgba(42, 35, 88, .16);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}
.brand-creator-card:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 11px 25px rgba(42, 35, 88, .23);
}
.brand-creator-card-skdsam { background: linear-gradient(135deg, #6658e8, #8f6df4); }
.brand-creator-card-mrsteve { background: linear-gradient(135deg, #176b87, #22a699); }
.brand-creator-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(255,255,255,.16);
  border: 1px solid rgba(255,255,255,.22);
  font-size: 14px;
  font-weight: 900;
}
.brand-creator-copy {
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.brand-creator-copy small {
  color: rgba(255,255,255,.72);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .07em;
  text-transform: uppercase;
}
.brand-creator-copy strong {
  font-size: 15px;
  line-height: 1.3;
}
.brand-creator-cta {
  color: rgba(255,255,255,.9);
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}
.lab-shell {
  display: grid;
  grid-template-columns: 268px minmax(0, 1fr) 320px;
  gap: 18px;
  padding: 12px 18px 18px 0;
}
.lab-panel,
.lab-workspace {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.lab-card,
.lab-preview-card,
.node-board-shell {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.lab-card { padding: 16px 14px 18px; }
.lab-preview-card { padding: 18px; }
.eyebrow {
  display: block;
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}
h1, h2, p { margin: 0; }
h1 { margin-top: 6px; font-size: 25px; line-height: 1.12; }
h2 { margin-top: 5px; font-size: 22px; }
p { margin-top: 10px; color: var(--muted); font-size: 13px; line-height: 1.55; }
textarea {
  width: 100%;
  margin-top: 14px;
  resize: vertical;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  padding: 12px;
  outline: none;
}
textarea:focus,
input:focus,
select:focus { border-color: var(--accent); }
.lab-field {
  display: grid;
  gap: 6px;
  margin-top: 14px;
}
.lab-field-tight {
  margin-top: 12px;
}
.lab-field-unlabelled {
  margin-top: 10px;
}
.lab-field span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.lab-field select {
  width: 100%;
  min-height: 40px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  padding: 0 11px;
  outline: none;
}
#palette-count {
  min-height: 34px;
  padding: 0 10px;
  font-size: 13px;
  font-weight: 600;
}
#preset-select {
  display: none;
}
.lab-custom-select {
  position: relative;
}
.lab-custom-select-trigger {
  width: 100%;
  min-height: 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  padding: 0 12px;
  cursor: pointer;
  font-weight: 750;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.48);
}
.lab-custom-select-trigger:hover,
.lab-custom-select-trigger[aria-expanded="true"] {
  border-color: var(--accent);
  background: var(--accent-soft);
}
.lab-custom-select-trigger svg {
  width: 18px;
  height: 18px;
  color: var(--muted);
  flex-shrink: 0;
}
.lab-custom-select-options {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  z-index: 35;
  max-height: 260px;
  overflow: auto;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--card);
  box-shadow: 0 16px 34px rgba(17,24,39,.14);
}
.lab-custom-select-options.hidden {
  display: none;
}
.lab-custom-select-option {
  width: 100%;
  min-height: 36px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: var(--text);
  padding: 0 10px;
  text-align: left;
  cursor: pointer;
  font-weight: 700;
}
.lab-custom-select-option:hover,
.lab-custom-select-option.selected {
  background: var(--accent-soft);
  color: var(--accent);
}
.panel-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  margin-top: 12px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg);
}
.panel-toggle-btn {
  min-height: 28px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 12px;
  font-weight: 800;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}
.panel-toggle-btn:hover {
  color: var(--accent);
}
.panel-toggle-btn.active {
  background: var(--card);
  color: var(--accent);
  box-shadow: 0 2px 8px rgba(17, 24, 39, .08);
}
.builder-panel {
  margin-top: 10px;
}
.builder-panel.hidden {
  display: none;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.lab-palette-builder {
  margin-top: 16px;
}
.lab-palette-builder:first-child {
  margin-top: 0;
}
.lab-panel-label {
  color: var(--light);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.lab-divider {
  height: 1px;
  margin: 8px 0 12px;
  background: var(--border);
}
.lab-swatch-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}
.lab-input-swatch,
.lab-swatch-add {
  aspect-ratio: 1;
  min-width: 0;
  border-radius: 10px;
  cursor: pointer;
  min-height: 48px;
  transition: transform .15s cubic-bezier(.34,1.56,.64,1), border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.lab-input-swatch {
  border: 1.5px solid var(--border);
  box-shadow: inset 0 0 0 1px rgba(0,0,0,.08);
}
.lab-input-swatch:hover {
  transform: scale(1.1);
}
.lab-swatch-add {
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px dashed var(--border);
  background: transparent;
  color: var(--muted);
  font-size: 22px;
  font-weight: 400;
}
.lab-swatch-add:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}
.lab-hex-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 2px;
}
.lab-hex-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 11px;
  border: 1.5px solid var(--border);
  border-radius: 99px;
  background: var(--card);
  color: var(--text);
  box-shadow: 0 2px 8px rgba(17, 24, 39, .08);
  cursor: pointer;
  font-family: 'Courier New', monospace;
  font-size: 11.5px;
  font-weight: 700;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.lab-hex-tag:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(124, 110, 247, .16);
}
.lab-hex-dot {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  border: 1.5px solid rgba(17, 24, 39, .10);
  flex-shrink: 0;
}
.paste-zone {
  margin-top: 0;
  min-height: 54px;
  padding: 10px 12px;
  resize: vertical;
  border-style: dashed;
  background: var(--bg);
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
}
.paste-zone::placeholder {
  color: var(--light);
}
.btn-row {
  display: flex;
  gap: 6px;
  margin-top: 10px;
}
.btn-sm {
  flex: 1;
  padding: 7px 10px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  border: 1.5px solid var(--border);
  background: var(--card);
  color: var(--muted);
  text-align: center;
  transition: all var(--transition);
  cursor: pointer;
}
.btn-sm:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.btn-sm.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn-sm.primary:hover {
  opacity: .88;
}
.node-library {
  display: grid;
  gap: 6px;
  margin-top: 10px;
}
.node-add-btn {
  min-height: 0;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  padding: 7px 10px;
  text-align: left;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
}
.node-add-btn:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}
.preview-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
}
.palette-compare {
  display: grid;
  gap: 12px;
}
.compare-label {
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.palette-strip {
  min-height: 76px;
  display: flex;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--card);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.3), 0 6px 16px rgba(28,33,52,.06);
}
.palette-chip {
  flex: 1 1 0;
  min-width: 0;
  position: relative;
  border: 0;
  padding: 0;
  cursor: pointer;
}
.palette-chip + .palette-chip {
  box-shadow: inset 1px 0 0 rgba(255,255,255,.36);
}
.palette-chip::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,.16), transparent 44%, rgba(0,0,0,.06));
  pointer-events: none;
}
.palette-chip span {
  position: absolute;
  left: 50%;
  bottom: 8px;
  max-width: calc(100% - 10px);
  transform: translateX(-50%);
  overflow: hidden;
  text-overflow: ellipsis;
  color: #fff;
  background: rgba(20,24,36,.28);
  backdrop-filter: blur(5px);
  border-radius: 999px;
  padding: 4px 7px;
  font-size: 10px;
  font-weight: 850;
  text-shadow: 0 1px 2px rgba(0,0,0,.32);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.16);
}
.analysis-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}
.metric {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  padding: 12px;
}
.metric strong {
  display: block;
  font-size: 22px;
}
.metric span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
}
.node-board-shell {
  overflow: hidden;
}
.node-board-toolbar {
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}
.zoom-controls {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg);
}
.zoom-controls button {
  min-width: 34px;
  height: 30px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font-weight: 900;
}
.zoom-controls button:hover,
.zoom-controls button:focus-visible {
  background: var(--card);
  outline: none;
}
#zoom-reset {
  min-width: 58px;
  color: var(--muted);
  font-size: 12px;
}
.node-board-wrap {
  padding: 16px;
  overflow: auto;
  min-height: 492px;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 32px 32px;
  background-position: 16px 16px;
}
.node-board-scale {
  width: max-content;
  height: max-content;
  transform-origin: top left;
}
.node-board {
  min-height: 460px;
  min-width: 780px;
  position: relative;
  border-radius: var(--radius-sm);
}
.node {
  position: absolute;
  width: 190px;
  min-height: 116px;
  border: 1.5px solid var(--border);
  border-radius: 12px;
  background: color-mix(in srgb, var(--card), var(--bg) 20%);
  box-shadow: 0 9px 20px rgba(28,33,52,.10);
  padding: 12px;
  cursor: pointer;
  touch-action: none;
  user-select: none;
}
.node.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft), 0 12px 24px rgba(28,33,52,.12);
}
.node.muted {
  opacity: .56;
  filter: grayscale(.55);
}
.node.muted .node-output {
  opacity: .72;
}
.node.dragging {
  cursor: grabbing;
  z-index: 5;
  box-shadow: 0 18px 34px rgba(28,33,52,.18);
}
.node h3 {
  margin: 0;
  font-size: 14px;
}
.node p {
  margin-top: 5px;
  font-size: 11px;
}
.node-output {
  display: flex;
  height: 24px;
  margin-top: 10px;
  overflow: hidden;
  border-radius: 999px;
  border: 1px solid var(--border);
}
.node-output i { flex: 1; }
.node-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-top: 10px;
}
.node-mute,
.node-remove {
  min-height: 26px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--muted);
  cursor: pointer;
  font-weight: 900;
  font-size: 10px;
  padding: 0 8px;
}
.node.muted .node-mute {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}
.connector {
  position: absolute;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), transparent);
  transform-origin: left center;
  border-radius: 999px;
  pointer-events: none;
}
.node-settings-empty {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
  margin-top: 10px;
}
.setting-row {
  display: grid;
  gap: 7px;
  margin-top: 13px;
}
.setting-row label {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.setting-row-inline {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  margin-top: 14px;
}
.setting-row-inline label {
  align-items: center;
}
.node-settings-mute {
  min-width: 72px;
  min-height: 28px;
  border: 1.5px solid var(--border);
  border-radius: 999px;
  background: var(--bg);
  color: var(--text);
  padding: 0 13px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 800;
  box-shadow: 0 2px 8px rgba(17, 24, 39, .06);
  transition: background var(--transition), border-color var(--transition), color var(--transition), transform var(--transition);
}
.node-settings-mute:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
  transform: translateY(-1px);
}
.setting-row input,
.setting-row select {
  width: 100%;
  min-height: 34px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  padding: 0 9px;
  outline: none;
  font-size: 13px;
  font-weight: 650;
}
.setting-row select {
  min-height: 32px;
}
.setting-row input[type=range] {
  padding: 0;
  accent-color: var(--accent);
}
.code-box {
  margin: 10px 0 0;
  max-height: 360px;
  overflow: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #10131d;
  color: #dbeafe;
  padding: 12px;
  font: 12px/1.6 ui-monospace, SFMono-Regular, Consolas, monospace;
  white-space: pre-wrap;
}
.lab-toast {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 50;
  transform: translateY(16px);
  opacity: 0;
  pointer-events: none;
  background: var(--text);
  color: var(--card);
  border-radius: 999px;
  padding: 11px 16px;
  font-weight: 850;
  box-shadow: var(--shadow);
  transition: opacity .2s ease, transform .2s ease;
}
.lab-toast.show {
  opacity: 1;
  transform: translateY(0);
}
@media (max-width: 1180px) {
  .brand-creator-cta { display: none; }
  .lab-shell { grid-template-columns: 1fr; }
  .node-board { min-width: 720px; }
}
@media (max-width: 980px) {
  .lab-topbar { height: auto; align-items: center; flex-wrap: wrap; padding: 12px; }
  .lab-topbar-actions {
    margin-left: auto;
    overflow: visible;
    flex-wrap: wrap;
    justify-content: flex-end;
  }
  .lab-topbar .btn-label { display: none; }
  .lab-topbar .btn-outline,
  .lab-topbar .btn-accent {
    width: 34px;
    min-width: 34px;
    padding: 0;
  }
}
@media (max-width: 720px) {
  .brand-creator-showcase {
    margin: 10px 10px 0;
    gap: 8px;
  }
  .brand-creator-card {
    gap: 8px;
    padding: 9px 10px;
  }
  .brand-creator-mark {
    width: 34px;
    height: 34px;
    border-radius: 10px;
  }
  .brand-creator-copy small { display: none; }
  .brand-creator-copy strong { font-size: 12px; }
  .lab-shell { padding: 12px; }
  .preview-head { flex-direction: column; }
  .analysis-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .btn-back-link {
    width: 34px;
    min-width: 34px;
    padding: 0;
    justify-content: center;
  }
  .btn-back-link span { display: none; }
}