Files
wled-screen-controller-mixed/server/src/wled_controller/static/css/cards.css
alexei.dolgolyov 304fa24389 Comprehensive WebUI review: 41 UX/feature/CSS improvements
Safety & Correctness:
- Add confirmation dialogs to Stop All, turnOffDevice
- i18n confirm dialog (title, yes, no buttons)
- Fix duplicate tutorial-overlay ID
- Define missing CSS variables (--radius, --text-primary, --hover-bg, --input-bg)
- Fix toast z-index conflict with confirm dialog (2500 → 3000)

UX Consistency:
- Add backdrop-close to test modals
- Add device clone feature (only entity without it)
- Add sync clocks to command palette
- Replace 20+ hardcoded accent colors with CSS vars/color-mix()
- Remove dead .badge duplicate from components.css
- Make calibration elements keyboard-accessible (div → button)
- Add aria-labels to color picker swatches
- Fix pattern canvas mobile horizontal scroll
- Fix graph editor mobile bottom clipping

Polish:
- Add empty-state messages to all CardSection instances
- Convert 21 px font-sizes to rem
- Add scroll-behavior: smooth with reduced-motion override
- Add @media print styles
- Add :focus-visible to 4 missing interactive elements
- Fix settings modal close label (Cancel → Close)
- Fix api-key submit button i18n

New Features:
- Command palette actions: start/stop targets, activate scenes, enable/disable
- Bulk start/stop API endpoints (POST /output-targets/bulk/start|stop)
- OS notification history viewer modal
- Scene "used by" automation reference count on cards
- Clock elapsed time display on Streams tab cards
- Device "last seen" relative timestamp on cards
- Audio device refresh button in edit modal
- Composite layer drag-to-reorder
- MQTT settings panel (broker config with JSON persistence)
- WebSocket log viewer with level filtering and ring buffer
- Runtime log-level adjustment (GET/PUT endpoints + settings UI)
- Animated value source waveform canvas preview
- Gradient custom preset save/delete (localStorage)
- API key read-only display in settings
- Backup metadata (file size, auto/manual badges)
- Server restart button with confirm + overlay
- Partial config export/import per entity type
- Progressive disclosure in target editor (Advanced section)

CSS Architecture:
- Define radius scale tokens (--radius-sm/md/lg/pill)
- Scope .cs-filter selectors to remove 7 !important overrides
- Consolidate duplicate toggle switch (filter-list → settings-toggle)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-16 18:46:38 +03:00

1096 lines
23 KiB
CSS

section {
margin-bottom: 40px;
}
.displays-grid,
.devices-grid {
display: grid;
grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
gap: 20px;
}
.devices-grid > .loading,
.devices-grid > .loading-spinner {
grid-column: 1 / -1;
}
.add-device-card {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
cursor: pointer;
border: 2px dashed var(--border-color);
background: var(--card-bg);
min-height: 160px;
transition: border-color 0.25s ease, background 0.25s ease, transform 0.2s ease;
}
.add-device-card:hover {
border-color: var(--primary-color);
background: color-mix(in srgb, var(--primary-color) 5%, transparent); /* --primary-color tint */
transform: translateY(-2px);
}
.add-device-icon {
font-size: 2.5rem;
font-weight: 400;
color: var(--text-color);
line-height: 1;
transition: color 0.2s;
}
.add-device-card:hover .add-device-icon {
color: var(--primary-text-color);
}
.add-device-label {
font-size: 0.85rem;
color: var(--text-secondary);
margin-top: 8px;
}
.card {
background: var(--card-bg);
border: 1px solid var(--border-color);
border-radius: var(--radius-md);
padding: 12px 20px 20px;
position: relative;
transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
display: flex;
flex-direction: column;
}
.card:hover {
box-shadow: 0 8px 24px var(--shadow-color);
transform: translateY(-2px);
}
/* ── Card glare effect ── */
.card-glare::after,
.template-card.card-glare::after {
content: '';
position: absolute;
inset: 0;
border-radius: inherit;
pointer-events: none;
opacity: 0;
transition: opacity 0.3s ease;
background: radial-gradient(
circle 200px at var(--glare-x, 50%) var(--glare-y, 50%),
rgba(255, 255, 255, 0.035) 0%,
transparent 70%
);
z-index: 1;
}
.card-glare::after,
.template-card.card-glare::after {
opacity: 1;
}
[data-theme="light"] .card-glare::after,
[data-theme="light"] .template-card.card-glare::after {
background: radial-gradient(
circle 200px at var(--glare-x, 50%) var(--glare-y, 50%),
rgba(255, 255, 255, 0.12) 0%,
transparent 70%
);
}
/* ── Running target: rotating gradient border ── */
@property --border-angle {
syntax: '<angle>';
initial-value: 0deg;
inherits: false;
}
.card-running {
border-color: transparent;
background: linear-gradient(
calc(var(--border-angle) + 45deg),
var(--card-bg) 0%,
color-mix(in srgb, var(--primary-color) 12%, var(--card-bg)) 40%,
var(--card-bg) 60%,
color-mix(in srgb, var(--primary-color) 8%, var(--card-bg)) 85%,
var(--card-bg) 100%
);
}
/* When card has a custom color stripe, keep it and shift the animated border away from the left edge */
.card-running[data-has-color]::before {
inset: 0 0 0 3px;
border-left: none;
border-radius: 0 8px 8px 0;
}
.card-running::before {
content: '';
position: absolute;
inset: 0;
border-radius: inherit;
border: 2px solid transparent;
background:
conic-gradient(
from var(--border-angle),
var(--primary-color),
rgba(255,255,255,0.1) 25%,
var(--primary-color) 50%,
rgba(255,255,255,0.1) 75%,
var(--primary-color)
) border-box;
-webkit-mask:
linear-gradient(#fff 0 0) padding-box,
linear-gradient(#fff 0 0);
-webkit-mask-composite: xor;
mask:
linear-gradient(#fff 0 0) padding-box,
linear-gradient(#fff 0 0);
mask-composite: exclude;
pointer-events: none;
z-index: 2;
animation: rotateBorder 4s linear infinite;
}
@keyframes rotateBorder {
to { --border-angle: 360deg; }
}
[data-theme="light"] .card-running {
background: linear-gradient(
calc(var(--border-angle) + 45deg),
var(--card-bg) 0%,
color-mix(in srgb, var(--primary-color) 18%, var(--card-bg)) 40%,
var(--card-bg) 60%,
color-mix(in srgb, var(--primary-color) 14%, var(--card-bg)) 85%,
var(--card-bg) 100%
);
}
[data-theme="light"] .card-running::before {
background:
conic-gradient(
from var(--border-angle),
var(--primary-color),
rgba(0,0,0,0.12) 25%,
var(--primary-color) 50%,
rgba(0,0,0,0.12) 75%,
var(--primary-color)
) border-box;
}
/* ── Card entrance animation ── */
@keyframes cardEnter {
from { opacity: 0; transform: translateY(12px); }
to { transform: translateY(0); }
}
.card-enter {
animation: cardEnter 0.25s ease-out backwards;
}
/* ── Card drag-and-drop reordering ── */
.card-drag-handle {
position: absolute;
top: 4px;
left: 4px;
width: 18px;
height: 18px;
display: flex;
align-items: center;
justify-content: center;
cursor: grab;
opacity: 0;
color: var(--text-secondary);
font-size: 10px;
letter-spacing: 1px;
line-height: 1;
border-radius: 3px;
transition: opacity 0.2s ease, background 0.15s ease;
z-index: 2;
touch-action: none;
user-select: none;
}
.card:hover > .card-drag-handle,
.template-card:hover > .card-drag-handle {
opacity: 0.5;
}
.card-drag-handle:hover {
opacity: 1 !important;
background: var(--border-color);
}
.card-drag-handle:active {
cursor: grabbing;
}
/* Clone floating during drag */
.card-drag-clone {
position: fixed;
z-index: 9999;
pointer-events: none;
opacity: 0.92;
transform: scale(1.03) rotate(0.8deg);
box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
transition: none;
will-change: left, top;
}
/* Placeholder in grid */
.card-drag-placeholder {
border: 2px dashed var(--primary-color);
border-radius: 8px;
background: color-mix(in srgb, var(--primary-color) 4%, transparent); /* --primary-color tint */
min-height: 80px;
transition: none;
}
/* Suppress hover effects globally during drag */
body.cs-drag-active .card,
body.cs-drag-active .template-card,
body.cs-drag-active .add-template-card {
transition: none !important;
transform: none !important;
}
body.cs-drag-active .add-template-card {
pointer-events: none;
border-color: var(--border-color) !important;
background: transparent !important;
box-shadow: none !important;
}
body.cs-drag-active .card-drag-handle {
opacity: 0 !important;
}
/* Hide drag handles when filter is active */
.cs-filtering .card-drag-handle {
display: none;
}
@media (prefers-reduced-motion: reduce) {
.card-drag-clone {
transform: none;
}
}
.card-tutorial-btn {
position: absolute;
bottom: 10px;
right: 10px;
background: none;
border: 1.5px solid var(--border-color);
color: var(--text-muted, #777);
font-size: 0.7rem;
font-weight: bold;
width: 20px;
height: 20px;
display: flex;
align-items: center;
justify-content: center;
cursor: pointer;
border-radius: 50%;
transition: color 0.2s, background 0.2s, border-color 0.2s;
padding: 0;
}
.card-tutorial-btn:hover {
border-color: var(--primary-color);
color: var(--primary-text-color);
}
.card-top-actions {
position: absolute;
top: 8px;
right: 8px;
display: flex;
align-items: center;
gap: 2px;
}
.card-top-actions .card-remove-btn {
position: static;
}
.card-actions .color-picker-wrapper,
.template-card-actions .color-picker-wrapper {
display: flex;
align-items: center;
margin-left: auto;
}
.card-actions .color-picker-popover,
.template-card-actions .color-picker-popover {
top: auto;
bottom: calc(100% + 8px);
left: auto;
right: 0;
}
.card.cp-elevated,
.template-card.cp-elevated {
z-index: 10;
}
.card-autostart-btn {
background: none;
border: none;
color: var(--text-muted);
font-size: 1rem;
width: 28px;
height: 28px;
display: flex;
align-items: center;
justify-content: center;
cursor: pointer;
border-radius: 4px;
transition: color 0.2s, background 0.2s;
}
.card-autostart-btn:hover {
color: var(--warning-color, #ffc107);
background: rgba(255, 193, 7, 0.1);
}
.card-autostart-btn.active {
color: var(--warning-color, #ffc107);
}
.card-power-btn {
background: none;
border: none;
color: var(--text-muted);
font-size: 1rem;
width: 28px;
height: 28px;
display: flex;
align-items: center;
justify-content: center;
cursor: pointer;
border-radius: 4px;
transition: color 0.2s, background 0.2s;
}
.card-power-btn:hover {
color: var(--primary-text-color);
background: color-mix(in srgb, var(--primary-color) 10%, transparent); /* --primary-color tint */
}
.card-remove-btn {
position: absolute;
top: 10px;
right: 10px;
background: none;
border: none;
color: var(--text-muted);
font-size: 1rem;
width: 28px;
height: 28px;
display: flex;
align-items: center;
justify-content: center;
cursor: pointer;
border-radius: 4px;
transition: color 0.2s, background 0.2s;
}
.card-remove-btn:hover {
color: var(--danger-color);
background: color-mix(in srgb, var(--danger-color) 10%, transparent); /* --danger-color tint */
}
.card-header {
display: flex;
justify-content: space-between;
align-items: center;
margin-bottom: 10px;
padding-right: 30px;
}
.card-title {
font-size: 1.05rem;
font-weight: 600;
overflow: hidden;
white-space: nowrap;
text-overflow: ellipsis;
min-width: 0;
}
.card-title > .icon {
color: var(--primary-text-color);
vertical-align: middle;
margin-right: 6px;
}
.device-url-badge {
display: inline-flex;
align-items: center;
gap: 4px;
font-size: 0.7rem;
font-weight: 400;
color: var(--text-secondary);
background: var(--border-color);
padding: 2px 8px;
border-radius: 10px;
letter-spacing: 0.03em;
font-family: monospace;
text-decoration: none;
transition: background 0.2s;
}
.device-url-badge:hover {
background: var(--text-muted);
}
.device-url-icon {
font-size: 0.6rem;
}
.device-url-badge .icon {
color: var(--primary-text-color);
}
.card-subtitle {
display: flex;
align-items: center;
gap: 12px;
margin-bottom: 15px;
flex-wrap: wrap;
}
.card-meta {
font-size: 0.8rem;
color: var(--text-secondary);
display: inline-flex;
align-items: center;
gap: 4px;
}
.card-meta .icon {
color: var(--primary-text-color);
}
.device-type-badge {
font-size: 10px;
font-weight: 700;
padding: 1px 6px;
border-radius: 3px;
background: rgba(255, 255, 255, 0.15);
letter-spacing: 0.5px;
}
/* Device discovery */
.discovery-section {
margin-bottom: 12px;
}
.btn-block {
width: 100%;
}
.discovery-list {
max-height: 200px;
overflow-y: auto;
display: flex;
flex-direction: column;
gap: 4px;
margin-top: 8px;
}
.discovery-item {
display: flex;
justify-content: space-between;
align-items: center;
padding: 8px 12px;
border: 1px solid var(--border-color);
border-radius: 4px;
background: var(--card-bg);
cursor: pointer;
transition: opacity 0.15s;
}
.discovery-item:not(.discovery-item--added):hover {
opacity: 0.8;
}
.discovery-item--added {
opacity: 0.5;
cursor: default;
}
.discovery-item-info {
display: flex;
flex-direction: column;
gap: 2px;
}
.discovery-badge {
font-size: 11px;
padding: 2px 8px;
border-radius: 10px;
background: var(--border-color);
white-space: nowrap;
}
.discovery-type-badge {
font-size: 10px;
padding: 1px 5px;
border-radius: 3px;
background: var(--primary-color);
color: var(--primary-contrast);
font-weight: 600;
vertical-align: middle;
margin-right: 2px;
}
.modal-divider {
border: none;
border-top: 1px solid var(--border-color);
margin: 12px 0;
}
.discovery-loading {
display: flex;
justify-content: center;
padding: 12px;
}
.discovery-spinner {
width: 20px;
height: 20px;
border: 2px solid var(--border-color);
border-top-color: var(--primary-color);
border-radius: 50%;
animation: spin 0.8s linear infinite;
}
/* OpenRGB zone checkboxes */
.zone-checkbox-list {
display: flex;
flex-direction: column;
gap: 4px;
max-height: 180px;
overflow-y: auto;
padding: 4px 0;
}
.zone-checkbox-list .zone-loading,
.zone-checkbox-list .zone-error {
font-size: 0.75rem;
color: var(--text-secondary);
padding: 4px 0;
}
.zone-checkbox-list .zone-error { color: var(--danger-color, #e53935); }
.zone-checkbox-item {
display: flex;
align-items: center;
gap: 8px;
padding: 4px 6px;
border-radius: 4px;
cursor: pointer;
font-size: 0.8125rem;
transition: background 0.15s;
}
.zone-checkbox-item:hover { background: var(--hover-bg, rgba(255,255,255,0.05)); }
.zone-checkbox-item input[type="checkbox"] { margin: 0; flex-shrink: 0; }
.zone-checkbox-item .zone-led-count {
margin-left: auto;
font-size: 11px;
color: var(--text-secondary);
white-space: nowrap;
}
.zone-mode-radios {
display: flex;
gap: 16px;
}
.zone-mode-option {
display: flex;
align-items: center;
gap: 6px;
cursor: pointer;
font-size: 0.8125rem;
}
.zone-mode-option input[type="radio"] { margin: 0; }
.zone-badge {
font-size: 10px;
padding: 1px 5px;
border-radius: 3px;
background: var(--border-color);
font-weight: 600;
}
.channel-indicator {
display: inline-flex;
gap: 2px;
align-items: center;
}
.channel-indicator .ch {
width: 8px;
height: 10px;
border-radius: 1px;
}
.display-card {
background: var(--card-bg);
border: 1px solid var(--border-color);
border-radius: var(--radius-md);
padding: 15px;
}
.display-header {
display: flex;
justify-content: space-between;
align-items: center;
margin-bottom: 15px;
}
.display-index {
font-size: 1.3rem;
font-weight: 700;
color: var(--info-color);
}
.primary-star {
color: var(--primary-text-color);
font-size: 1.2rem;
}
/* Display Layout Visualization */
.layout-container {
position: relative;
background: transparent;
}
.layout-display {
position: absolute;
border: 3px solid;
border-radius: 8px;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
transition: box-shadow 0.2s, border-color 0.2s;
}
.layout-display:hover {
box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
z-index: 10;
}
.layout-display.primary {
border-color: var(--primary-color);
background: linear-gradient(135deg,
color-mix(in srgb, var(--primary-color) 15%, transparent), /* --primary-color tint */
color-mix(in srgb, var(--primary-color) 5%, transparent) /* --primary-color tint */
);
}
.layout-display.secondary {
border-color: var(--border-color);
background: linear-gradient(135deg, rgba(128, 128, 128, 0.1), rgba(128, 128, 128, 0.05));
}
.layout-position-label {
position: absolute;
top: 4px;
left: 6px;
font-size: 0.7rem;
color: var(--text-secondary);
}
.layout-index-label {
position: absolute;
bottom: 6px;
left: 6px;
font-size: 0.85rem;
font-weight: 600;
color: var(--text-color);
background: var(--display-badge-bg);
padding: 1px 6px;
border-radius: 4px;
letter-spacing: 0.5px;
}
.layout-display-label {
text-align: center;
padding: 5px;
display: flex;
flex-direction: column;
gap: 2px;
}
.layout-display-label strong {
font-size: 0.9rem;
color: var(--text-color);
font-weight: 600;
}
.layout-display-label small {
font-size: 0.75rem;
color: var(--text-secondary);
}
.primary-indicator {
position: absolute;
top: 2px;
right: 4px;
color: var(--primary-text-color);
font-size: 1.5rem;
line-height: 1;
text-shadow: 0 0 4px rgba(0, 0, 0, 0.4);
}
/* Card brightness slider */
.brightness-control {
padding: 0;
margin-bottom: 12px;
}
.brightness-slider {
width: 100%;
}
.brightness-loading .brightness-slider {
opacity: 0.3;
pointer-events: none;
}
/* Static color picker — inline in card-subtitle */
.section-header {
display: flex;
align-items: center;
gap: 10px;
margin-bottom: 8px;
}
.section-header h2 {
margin-bottom: 0;
}
.section-tip {
font-size: 0.82rem;
color: var(--text-secondary);
margin: 0 0 15px 0;
line-height: 1.5;
padding: 8px 12px;
background: color-mix(in srgb, var(--info-color, #2196F3) 8%, transparent); /* --info-color tint */
border-left: 3px solid var(--info-color, #2196F3);
border-radius: 0 6px 6px 0;
}
.section-tip a {
color: var(--info-color, #2196F3);
text-decoration: underline;
}
ul.section-tip {
list-style: disc;
padding-left: 28px;
}
ul.section-tip li {
margin: 2px 0;
}
.metrics-grid {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 4px 12px;
margin-top: 8px;
}
.metric {
display: flex;
justify-content: space-between;
align-items: center;
padding: 3px 8px;
background: var(--bg-color);
border-radius: 4px;
}
.metric-value {
font-size: 0.85rem;
font-weight: 600;
color: var(--primary-text-color);
font-family: var(--font-mono, monospace);
}
.metric-label {
font-size: 0.8rem;
color: var(--text-secondary);
}
/* Target FPS sparkline row */
.target-fps-row {
display: flex;
align-items: center;
gap: 8px;
grid-column: 1 / -1;
padding: 3px 8px;
background: var(--bg-color);
border-radius: 4px;
}
.target-fps-sparkline {
position: relative;
flex: 1;
min-width: 0;
overflow: hidden;
height: 36px;
}
.target-fps-label {
flex-shrink: 0;
text-align: right;
}
.target-fps-target {
font-weight: 400;
opacity: 0.5;
font-size: 0.75rem;
}
.target-fps-avg {
display: block;
font-size: 0.65rem;
font-weight: 400;
opacity: 0.45;
line-height: 1.1;
color: var(--primary-color);
}
.fps-unreachable {
color: #ff5252;
}
/* Error indicator next to target name */
.target-error-indicator {
display: none;
color: var(--danger-color);
margin-left: 4px;
vertical-align: middle;
}
.target-error-indicator .icon {
width: 14px;
height: 14px;
}
.target-error-indicator.visible {
display: inline-flex;
align-items: center;
}
/* Collapsible target pipeline metrics */
.target-metrics-collapse {
margin-top: 4px;
}
.target-metrics-toggle {
cursor: pointer;
font-size: 0.75rem;
color: var(--text-secondary);
padding: 4px 0;
user-select: none;
background: none;
border: none;
font-family: inherit;
}
.target-metrics-toggle::before {
content: '▸ ';
}
.target-metrics-collapse.open .target-metrics-toggle::before {
content: '▾ ';
}
.target-metrics-animate {
display: grid;
grid-template-rows: 0fr;
transition: grid-template-rows 0.25s ease;
}
.target-metrics-collapse.open .target-metrics-animate {
grid-template-rows: 1fr;
}
.target-metrics-animate > .target-metrics-expanded {
overflow: hidden;
}
/* Timing breakdown bar */
.timing-breakdown {
margin-top: 8px;
padding: 6px 8px;
background: var(--bg-color);
border-radius: 4px;
}
.timing-header {
display: flex;
justify-content: space-between;
align-items: center;
}
.timing-total {
font-size: 0.8rem;
color: var(--primary-text-color);
}
.timing-bar {
display: flex;
height: 8px;
border-radius: 4px;
overflow: hidden;
margin: 4px 0;
gap: 1px;
}
.timing-seg {
min-width: 2px;
transition: flex 0.3s ease;
}
.timing-extract { background: var(--primary-color); }
.timing-map { background: #FF9800; }
.timing-smooth { background: var(--info-color, #2196F3); }
.timing-send { background: #E91E63; }
.timing-audio-read { background: var(--primary-color); }
.timing-audio-fft { background: #FF9800; }
.timing-audio-render { background: var(--info-color, #2196F3); }
.timing-legend {
display: flex;
flex-wrap: wrap;
gap: 8px;
font-size: 0.75rem;
color: var(--text-secondary);
margin-top: 4px;
}
.timing-legend-item {
display: flex;
align-items: center;
gap: 3px;
}
.timing-dot {
display: inline-block;
width: 8px;
height: 8px;
border-radius: 2px;
}
.timing-dot.timing-extract { background: var(--primary-color); }
.timing-dot.timing-map { background: #FF9800; }
.timing-dot.timing-smooth { background: var(--info-color, #2196F3); }
.timing-dot.timing-send { background: #E91E63; }
.timing-dot.timing-audio-read { background: var(--primary-color); }
.timing-dot.timing-audio-fft { background: #FF9800; }
.timing-dot.timing-audio-render { background: var(--info-color, #2196F3); }
@media (max-width: 768px) {
.displays-grid,
.devices-grid {
grid-template-columns: 1fr;
}
}
/* ── LED Preview Panel ────────────────────────────────────────── */
.led-preview-panel {
padding: 4px 0 0;
position: relative;
}
.led-preview-canvas {
display: block;
width: 100%;
height: 32px;
border-radius: 3px;
image-rendering: pixelated;
background: #111;
}
.led-preview-brightness {
position: absolute;
right: 4px;
top: 50%;
transform: translateY(-50%);
font-size: 0.8rem;
font-family: var(--font-mono, monospace);
color: #fff;
text-shadow: 0 0 3px rgba(0,0,0,0.8);
pointer-events: none;
opacity: 0.8;
}
/* Per-zone LED preview (OpenRGB separate mode) */
.led-preview-zones {
display: flex;
flex-direction: column;
gap: 2px;
}
.led-preview-zone {
position: relative;
}
.led-preview-zone-canvas {
display: block;
width: 100%;
height: 18px;
border-radius: 2px;
image-rendering: pixelated;
background: #111;
}
.led-preview-zone-label {
position: absolute;
left: 4px;
top: 50%;
transform: translateY(-50%);
font-size: 0.65rem;
font-family: var(--font-mono, monospace);
color: #fff;
text-shadow: 0 0 3px rgba(0,0,0,0.9), 0 0 6px rgba(0,0,0,0.6);
pointer-events: none;
opacity: 0;
transition: opacity 0.15s;
white-space: nowrap;
}
.led-preview-zones:hover .led-preview-zone-label {
opacity: 1;
}
/* Per-layer LED preview (composite sources) */
.led-preview-layers {
display: flex;
flex-direction: column;
gap: 2px;
}
.led-preview-layer {
position: relative;
}
.led-preview-layer-canvas {
display: block;
width: 100%;
height: 24px;
border-radius: 3px;
image-rendering: pixelated;
background: #111;
}
.led-preview-layer-label {
position: absolute;
left: 4px;
top: 50%;
transform: translateY(-50%);
font-size: 0.6rem;
font-family: var(--font-mono, monospace);
color: #fff;
text-shadow: 0 0 3px rgba(0,0,0,0.9), 0 0 6px rgba(0,0,0,0.6);
pointer-events: none;
opacity: 0;
transition: opacity 0.15s;
white-space: nowrap;
}
.led-preview-layers:hover .led-preview-layer-label {
opacity: 1;
}