* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #4CAF50;
    --danger-color: #f44336;
    --warning-color: #ff9800;
    --info-color: #2196F3;
}

/* Dark theme (default) */
[data-theme="dark"] {
    --bg-color: #1a1a1a;
    --card-bg: #2d2d2d;
    --text-color: #e0e0e0;
    --border-color: #404040;
    --display-badge-bg: rgba(0, 0, 0, 0.4);
    color-scheme: dark;
}

/* Light theme */
[data-theme="light"] {
    --bg-color: #f5f5f5;
    --card-bg: #ffffff;
    --text-color: #333333;
    --border-color: #e0e0e0;
    --display-badge-bg: rgba(255, 255, 255, 0.85);
    color-scheme: light;
}

/* Default to dark theme */
body {
    background: var(--bg-color);
    color: var(--text-color);
}

html {
    background: var(--bg-color);
    overflow-y: scroll;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

body.modal-open {
    position: fixed;
    width: 100%;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0 10px;
    margin-bottom: 10px;
}

.header-title {
    display: flex;
    align-items: center;
    gap: 10px;
}

h1 {
    font-size: 2rem;
    color: var(--primary-color);
}

h2 {
    margin-bottom: 20px;
    color: var(--text-color);
    font-size: 1.5rem;
}

.server-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.header-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 500;
    padding: 4px 8px;
    border-radius: 4px;
    transition: color 0.2s, background 0.2s;
}

.header-link:hover {
    color: var(--text-color);
    background: var(--bg-secondary);
}

#server-version {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--text-secondary);
    background: var(--border-color);
    padding: 2px 8px;
    border-radius: 10px;
    letter-spacing: 0.03em;
}

.status-badge {
    font-size: 1.5rem;
    animation: pulse 2s infinite;
}

.status-badge.online {
    color: var(--primary-color);
}

.status-badge.offline {
    color: var(--danger-color);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* WLED device health indicator */
.health-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-right: 8px;
    vertical-align: middle;
    flex-shrink: 0;
}

.health-dot.health-online {
    background-color: #4CAF50;
    box-shadow: 0 0 6px rgba(76, 175, 80, 0.6);
}

.health-dot.health-offline {
    background-color: var(--danger-color);
    box-shadow: 0 0 6px rgba(244, 67, 54, 0.6);
}

.health-dot.health-unknown {
    background-color: #9E9E9E;
    animation: pulse 2s infinite;
}

.health-latency {
    font-size: 0.7rem;
    font-weight: 400;
    color: #4CAF50;
    margin-left: auto;
    padding-left: 8px;
    opacity: 0.85;
}

.health-latency.offline {
    color: var(--danger-color);
}

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: transparent;
    min-height: 160px;
    transition: border-color 0.2s, background 0.2s;
}

.add-device-card:hover {
    border-color: var(--primary-color);
    background: rgba(33, 150, 243, 0.05);
}

.add-device-icon {
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--text-secondary);
    line-height: 1;
    transition: color 0.2s;
}

.add-device-card:hover .add-device-icon {
    color: var(--primary-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: 8px;
    padding: 12px 20px 20px;
    position: relative;
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.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-color);
}


.card-remove-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: none;
    border: none;
    color: #777;
    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: rgba(244, 67, 54, 0.1);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    padding-right: 30px;
}

.card-title {
    font-size: 1.2rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.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;
}

.card-subtitle {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.card-meta {
    font-size: 0.8rem;
    color: #999;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.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: #fff;
    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;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}

.channel-indicator {
    display: inline-flex;
    gap: 2px;
    align-items: center;
}

.channel-indicator .ch {
    width: 8px;
    height: 10px;
    border-radius: 1px;
}

.badge {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
}

.badge.processing {
    background: var(--primary-color);
    color: white;
}

.badge.idle {
    background: var(--warning-color);
    color: white;
}

.badge.error {
    background: var(--danger-color);
    color: white;
}

.card-content {
    margin-bottom: 15px;
}

.info-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.info-row:last-child {
    border-bottom: none;
}

.info-label {
    color: #999;
}

.info-value {
    font-weight: 600;
}

.card-actions {
    display: flex;
    gap: 8px;
    margin-top: auto;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
    align-items: center;
}

.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    transition: opacity 0.2s;
    flex: 1 1 auto;
    min-width: 100px;
}

.btn:hover {
    opacity: 0.9;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-danger {
    background: var(--danger-color);
    color: white;
}

.btn-secondary {
    background: var(--border-color);
    color: var(--text-color);
}

.btn-icon {
    min-width: auto;
    padding: 8px 12px;
    font-size: 1.2rem;
    flex: 0 0 auto;
}

.btn-icon:hover {
    transform: scale(1.1);
    opacity: 1;
}

.display-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    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-color);
    font-size: 1.2rem;
}

/* Tabs */
.tab-bar {
    display: flex;
    align-items: center;
    gap: 4px;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 16px;
}

.tab-btn {
    background: none;
    border: none;
    padding: 10px 18px;
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: color 0.2s, border-color 0.2s;
}

.tab-btn:hover {
    color: var(--text-color);
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
}

/* 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, rgba(76, 175, 80, 0.15), rgba(76, 175, 80, 0.05));
}

.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-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;
}

.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: rgba(33, 150, 243, 0.08);
    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;
}

.form-group {
    margin-bottom: 15px;
}

label {
    display: block;
    margin-bottom: 5px;
    color: #999;
    font-weight: 500;
}

input[type="text"],
input[type="url"],
input[type="number"],
input[type="password"],
select {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: var(--bg-color);
    color: var(--text-color);
    font-size: 1rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    transition: border-color 0.2s, box-shadow 0.2s, opacity 0.2s;
}

input[type="number"]:disabled,
input[type="password"]:disabled,
select:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

input[type="range"] {
    width: 100%;
    margin: 8px 0;
}

/* Better password field appearance */
input[type="password"] {
    letter-spacing: 0.15em;
}

input:focus,
select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(76, 175, 80, 0.2);
}

/* Remove browser autofill styling */
input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus {
    -webkit-box-shadow: 0 0 0 1000px var(--bg-color) inset;
    -webkit-text-fill-color: var(--text-color);
    transition: background-color 5000s ease-in-out 0s;
}

.loading {
    text-align: center;
    padding: 40px;
    color: #999;
}

.loading-spinner {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px;
}

.loading-spinner::after {
    content: '';
    width: 28px;
    height: 28px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Full-page overlay spinner */
.overlay-spinner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(4px);
}

.overlay-spinner .progress-container {
    position: relative;
    width: 120px;
    height: 120px;
}

.overlay-spinner .progress-ring {
    transform: rotate(-90deg);
}

.overlay-spinner .progress-ring-circle {
    transition: stroke-dashoffset 0.1s linear;
    stroke: var(--primary-color);
    stroke-width: 4;
    fill: transparent;
}

.overlay-spinner .progress-ring-bg {
    stroke: rgba(255, 255, 255, 0.1);
    stroke-width: 4;
    fill: transparent;
}

.overlay-spinner .progress-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.overlay-spinner .progress-percentage {
    color: white;
    font-size: 28px;
    font-weight: 600;
}

.overlay-spinner .spinner-text {
    margin-top: 24px;
    color: white;
    font-size: 16px;
    font-weight: 500;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.toast {
    position: fixed;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    padding: 16px 24px;
    border-radius: 8px;
    color: white;
    font-weight: 600;
    font-size: 15px;
    opacity: 0;
    transition: opacity 0.3s, transform 0.3s;
    z-index: 2001;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
    min-width: 300px;
    text-align: center;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
    animation: toastShake 0.5s ease-in-out;
}

@keyframes toastShake {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-50%) translateY(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(-50%) translateY(5px); }
}

.toast.success {
    background: var(--primary-color);
}

.toast.error {
    background: var(--danger-color);
}

.toast.info {
    background: var(--info-color);
}

.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: 0.9rem;
    font-weight: 700;
    color: var(--primary-color);
}

.metric-label {
    font-size: 0.8rem;
    color: #999;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    animation: slideUp 0.3s ease-out;
}

#template-modal .modal-content {
    max-width: 500px !important;
    width: 100% !important;
}

#test-template-modal .modal-content {
    max-width: 420px;
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    padding: 24px 24px 16px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h2 {
    margin: 0;
    font-size: 1.5rem;
    color: var(--text-color);
}

.modal-header-actions {
    display: flex;
    align-items: center;
    gap: 4px;
}

.modal-header-btn {
    background: none;
    border: none;
    font-size: 1.1rem;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: 4px;
    transition: background 0.2s;
    flex-shrink: 0;
}
.modal-header-btn:hover {
    background: rgba(128, 128, 128, 0.15);
}
.modal-header-btn:disabled {
    opacity: 0.4;
    cursor: default;
}

.modal-close-btn {
    background: none;
    border: none;
    color: #777;
    font-size: 1.2rem;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: 4px;
    transition: color 0.2s, background 0.2s;
    flex-shrink: 0;
}

.modal-close-btn:hover {
    color: var(--text-color);
    background: rgba(128, 128, 128, 0.15);
}

.modal-body {
    padding: 24px;
}

.modal-description {
    color: #999;
    margin-bottom: 20px;
    line-height: 1.6;
}

.password-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.password-input-wrapper input {
    flex: 1;
    padding-right: 45px;
}

.password-toggle {
    position: absolute;
    right: 8px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
    padding: 8px;
    color: var(--text-color);
    opacity: 0.6;
    transition: opacity 0.2s;
}

.password-toggle:hover {
    opacity: 1;
}

.label-row {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 5px;
}

.label-row label {
    margin-bottom: 0;
}

.hint-toggle {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    width: 18px;
    height: 18px;
    font-size: 0.7rem;
    line-height: 1;
    color: var(--text-secondary, #888);
    cursor: pointer;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    opacity: 0.6;
    transition: opacity 0.2s;
    flex-shrink: 0;
}

.hint-toggle:hover {
    opacity: 1;
}

.hint-toggle.active {
    opacity: 1;
    color: var(--primary-color, #4CAF50);
    border-color: var(--primary-color, #4CAF50);
}

.input-hint {
    display: block;
    margin: 0 0 6px 0;
    color: #666;
    font-size: 0.85rem;
}

.fps-hint {
    display: block;
    margin-top: 4px;
    font-size: 0.82rem;
    color: var(--info-color, #2196F3);
}

.slider-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.slider-row input[type="range"] {
    flex: 1;
}

.slider-value {
    min-width: 28px;
    text-align: center;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
}

.error-message {
    background: rgba(244, 67, 54, 0.1);
    border: 1px solid var(--danger-color);
    color: var(--danger-color);
    padding: 12px;
    border-radius: 4px;
    margin-top: 15px;
    font-size: 0.9rem;
}

.modal-footer {
    padding: 16px 24px 24px 24px;
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

.modal-footer .btn-icon {
    min-width: 60px;
    padding: 10px 20px;
    font-size: 1.4rem;
}

/* Theme Toggle */
.theme-toggle {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1.2rem;
    transition: transform 0.2s;
    margin-left: 10px;
}

.theme-toggle:hover {
    transform: scale(1.1);
}

/* Footer */
.app-footer {
    margin-top: 20px;
    padding: 15px 0;
    text-align: center;
}

.footer-content {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer-content p {
    margin: 0;
}


.footer-content strong {
    color: var(--text-color);
}

.footer-content a {
    color: var(--primary-color);
    text-decoration: none;
    transition: opacity 0.2s;
}

.footer-content a:hover {
    opacity: 0.8;
    text-decoration: underline;
}

/* Interactive Calibration Preview Edges */
.calibration-preview {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    margin: 40px auto 40px;
    background: var(--card-bg);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    overflow: visible;
}

#calibration-preview-canvas {
    position: absolute;
    top: -40px;
    left: -40px;
    width: calc(100% + 80px);
    height: calc(100% + 80px);
    pointer-events: none;
    z-index: 3;
}

.preview-screen {
    position: absolute;
    top: 37px;
    left: 57px;
    right: 57px;
    bottom: 37px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    color: white;
    font-size: 14px;
}

.preview-screen-border-width {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
}

.preview-screen-border-width label {
    white-space: nowrap;
}

.preview-screen-border-width input {
    width: 52px;
    padding: 2px 4px;
    font-size: 12px;
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 3px;
    background: rgba(255, 255, 255, 0.15);
    color: white;
    text-align: center;
}

.preview-screen-border-width input:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.7);
    background: rgba(255, 255, 255, 0.25);
}

.preview-screen-total {
    font-size: 16px;
    font-weight: 600;
    opacity: 0.9;
    transition: color 0.2s;
    cursor: pointer;
    user-select: none;
}

.preview-screen-total:hover {
    opacity: 1;
}

.preview-screen-total.mismatch {
    color: #FFC107;
}

.inputs-dimmed .edge-led-input {
    opacity: 0.2;
    pointer-events: none;
}

.preview-screen-controls {
    display: flex;
    align-items: center;
    gap: 6px;
}

.preview-edge {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    color: var(--text-secondary);
    background: rgba(128, 128, 128, 0.15);
    transition: background 0.2s;
    z-index: 2;
    user-select: none;
}

/* Edge test toggle zones — positioned outside the container border */
.edge-toggle {
    position: absolute;
    cursor: pointer;
    z-index: 1;
    background: rgba(128, 128, 128, 0.1);
    border: 1px solid rgba(128, 128, 128, 0.35);
    border-radius: 3px;
    transition: background 0.2s, box-shadow 0.2s;
}

.edge-toggle:hover {
    background: rgba(128, 128, 128, 0.25);
}

.preview-edge.edge-disabled {
    opacity: 0.25;
    pointer-events: none;
}

.preview-edge.edge-disabled .edge-led-input {
    pointer-events: auto;
    opacity: 1;
}

.edge-toggle.edge-disabled {
    opacity: 0.15;
    pointer-events: none;
    cursor: default;
}

.toggle-top {
    top: -16px;
    left: 56px;
    right: 56px;
    height: 16px;
}

.toggle-bottom {
    bottom: -16px;
    left: 56px;
    right: 56px;
    height: 16px;
}

.toggle-left {
    left: -16px;
    top: 36px;
    bottom: 36px;
    width: 16px;
}

.toggle-right {
    right: -16px;
    top: 36px;
    bottom: 36px;
    width: 16px;
}

.edge-top {
    top: 0;
    left: 56px;
    right: 56px;
    height: 36px;
    border-radius: 6px 6px 0 0;
    flex-direction: row;
    gap: 8px;
}

.edge-bottom {
    bottom: 0;
    left: 56px;
    right: 56px;
    height: 36px;
    border-radius: 0 0 6px 6px;
    flex-direction: row;
    gap: 8px;
}

.edge-left {
    left: 0;
    top: 36px;
    bottom: 36px;
    width: 56px;
    flex-direction: column;
    border-radius: 6px 0 0 6px;
    gap: 4px;
}

.edge-right {
    right: 0;
    top: 36px;
    bottom: 36px;
    width: 56px;
    flex-direction: column;
    border-radius: 0 6px 6px 0;
    gap: 4px;
}

.edge-led-input {
    width: 46px;
    padding: 2px 2px;
    font-size: 12px;
    box-sizing: border-box;
    max-height: 100%;
    text-align: center;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 3px;
    color: inherit;
}

.edge-led-input:focus {
    border-color: var(--primary-color);
    outline: none;
}

.edge-top .edge-led-input,
.edge-bottom .edge-led-input {
    width: 56px;
}

/* Hide spinner arrows on edge inputs to save space */
.edge-led-input::-webkit-outer-spin-button,
.edge-led-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
.edge-led-input[type=number] {
    -moz-appearance: textfield;
}

/* Edge span bars */
.edge-span-bar {
    position: absolute;
    background: rgba(76, 175, 80, 0.3);
    border: 1px solid rgba(76, 175, 80, 0.5);
    border-radius: 2px;
    cursor: grab;
    transition: background 0.15s;
}

.edge-span-bar:hover {
    background: rgba(76, 175, 80, 0.45);
}

.edge-span-bar:active {
    cursor: grabbing;
}

/* Horizontal edges: bar spans left-right */
.edge-top .edge-span-bar,
.edge-bottom .edge-span-bar {
    top: 0;
    bottom: 0;
}

/* Vertical edges: bar spans top-bottom */
.edge-left .edge-span-bar,
.edge-right .edge-span-bar {
    left: 0;
    right: 0;
}

/* Resize handles — large transparent hit area with narrow visible strip */
.edge-span-handle {
    position: absolute;
    background: transparent;
    z-index: 3;
    opacity: 0;
    transition: opacity 0.15s;
}

.edge-span-handle::after {
    content: '';
    position: absolute;
    background: rgba(255, 255, 255, 0.75);
    border: 1px solid rgba(76, 175, 80, 0.7);
    border-radius: 2px;
}

.edge-span-bar:hover .edge-span-handle {
    opacity: 1;
}

/* Horizontal handles */
.edge-top .edge-span-handle,
.edge-bottom .edge-span-handle {
    top: 0;
    bottom: 0;
    width: 16px;
    cursor: ew-resize;
}

.edge-top .edge-span-handle::after,
.edge-bottom .edge-span-handle::after {
    top: 3px;
    bottom: 3px;
    left: 6px;
    width: 4px;
}

.edge-top .edge-span-handle-start,
.edge-bottom .edge-span-handle-start {
    left: -8px;
}

.edge-top .edge-span-handle-end,
.edge-bottom .edge-span-handle-end {
    right: -8px;
}

/* Vertical handles */
.edge-left .edge-span-handle,
.edge-right .edge-span-handle {
    left: 0;
    right: 0;
    height: 16px;
    cursor: ns-resize;
}

.edge-left .edge-span-handle::after,
.edge-right .edge-span-handle::after {
    left: 3px;
    right: 3px;
    top: 6px;
    height: 4px;
}

.edge-left .edge-span-handle-start,
.edge-right .edge-span-handle-start {
    top: -8px;
}

.edge-left .edge-span-handle-end,
.edge-right .edge-span-handle-end {
    bottom: -8px;
}

/* Ensure LED input is above span bar */
.edge-led-input {
    position: relative;
    z-index: 2;
}

/* Corner start-position buttons */
.preview-corner {
    position: absolute;
    width: 56px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    line-height: 1;
    color: rgba(128, 128, 128, 0.4);
    cursor: pointer;
    z-index: 5;
    transition: color 0.2s, transform 0.2s, text-shadow 0.2s;
    user-select: none;
}

.preview-corner:hover {
    color: rgba(76, 175, 80, 0.6);
}

.preview-corner.active:hover {
    transform: none;
}

.preview-corner.active {
    color: #4CAF50;
    text-shadow: 0 0 8px rgba(76, 175, 80, 0.6);
    font-size: 22px;
}

.corner-top-left { top: 0; left: 0; }
.corner-top-right { top: 0; right: 0; }
.corner-bottom-left { bottom: 0; left: 0; }
.corner-bottom-right { bottom: 0; right: 0; }

/* Direction toggle inside screen */
.direction-toggle {
    display: flex;
    align-items: center;
    gap: 4px;
    height: 26px;
    padding: 0 10px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    color: white;
    font-family: inherit;
    font-size: 12px;
    box-sizing: border-box;
    cursor: pointer;
    transition: background 0.2s;
    user-select: none;
}

.direction-toggle:hover {
    background: rgba(255, 255, 255, 0.25);
}

.direction-toggle #direction-icon {
    font-size: 14px;
}

.preview-hint {
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 8px;
}

@media (max-width: 768px) {
    .displays-grid,
    .devices-grid {
        grid-template-columns: 1fr;
    }

    header {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }

    .modal-content {
        width: 95%;
        margin: 20px;
    }

    .modal-footer .btn {
        min-width: 80px;
    }
}

/* Tutorial System */
.tutorial-trigger-btn {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid var(--primary-color);
    background: transparent;
    color: var(--primary-color);
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    margin-right: 8px;
    flex-shrink: 0;
}

.tutorial-trigger-btn:hover {
    background: var(--primary-color);
    color: white;
}

#calibration-modal .modal-body {
    position: relative;
}

.tutorial-overlay {
    display: none;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 100;
    pointer-events: none;
}

.tutorial-overlay.active {
    display: block;
    pointer-events: auto;
}

.tutorial-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    transition: clip-path 0.3s ease;
}

.tutorial-ring {
    position: absolute;
    border: 2px solid var(--primary-color);
    border-radius: 6px;
    pointer-events: none;
    transition: all 0.3s ease;
    animation: tutorial-pulse 2s infinite;
}

@keyframes tutorial-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.6); }
    50% { box-shadow: 0 0 0 6px rgba(76, 175, 80, 0); }
}

.tutorial-tooltip {
    position: absolute;
    width: 260px;
    background: var(--card-bg);
    border: 2px solid var(--primary-color);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
    z-index: 102;
    pointer-events: auto;
    animation: tutorial-tooltip-in 0.25s ease-out;
}

@keyframes tutorial-tooltip-in {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.tutorial-tooltip-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border-color);
}

.tutorial-step-counter {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary-color);
}

.tutorial-close-btn {
    background: none;
    border: none;
    color: #777;
    font-size: 1.3rem;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: 4px;
    transition: color 0.2s, background 0.2s;
    padding: 0;
    line-height: 1;
}

.tutorial-close-btn:hover {
    color: var(--text-color);
    background: rgba(128, 128, 128, 0.15);
}

.tutorial-tooltip-text {
    margin: 0;
    padding: 12px;
    line-height: 1.5;
    color: var(--text-color);
    font-size: 0.9rem;
}

.tutorial-tooltip-nav {
    display: flex;
    gap: 6px;
    padding: 8px 12px;
    border-top: 1px solid var(--border-color);
}

.tutorial-prev-btn,
.tutorial-next-btn {
    flex: 1;
    padding: 6px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: opacity 0.2s;
}

.tutorial-prev-btn {
    background: var(--border-color);
    color: var(--text-color);
}

.tutorial-next-btn {
    background: var(--primary-color);
    color: white;
}

.tutorial-prev-btn:hover:not(:disabled),
.tutorial-next-btn:hover:not(:disabled) {
    opacity: 0.85;
}

.tutorial-prev-btn:disabled,
.tutorial-next-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.tutorial-target {
    position: relative;
    z-index: 101 !important;
}

/* Fixed (viewport-level) tutorial overlay for device cards */
.tutorial-overlay-fixed {
    position: fixed;
    z-index: 10000;
}

.tutorial-overlay-fixed .tutorial-backdrop {
    position: fixed;
}

.tutorial-overlay-fixed .tutorial-ring {
    position: fixed;
}

.tutorial-overlay-fixed .tutorial-tooltip {
    position: absolute;
    z-index: 10002;
    animation: none;
    opacity: 1;
}

/* target z-index for fixed overlay is set inline via JS (target is outside overlay DOM) */


/* ===========================
   Capture Templates Styles
   =========================== */

.templates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
}

.template-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
    transition: box-shadow 0.2s;
    display: flex;
    flex-direction: column;
    position: relative;
}

.template-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.add-template-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 180px;
    cursor: pointer;
    border: 2px dashed var(--border-color);
    background: transparent;
    transition: border-color 0.2s, background 0.2s;
}

.add-template-card:hover {
    border-color: var(--primary-color);
    background: rgba(33, 150, 243, 0.05);
    box-shadow: none;
}

.add-template-icon {
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--text-secondary);
    line-height: 1;
    transition: color 0.2s;
}

.add-template-card:hover .add-template-icon {
    color: var(--primary-color);
}

.add-template-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 8px;
    font-weight: 500;
}

.template-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.template-card .template-card-header {
    padding-right: 24px;
}

.template-name {
    font-size: 18px;
    font-weight: bold;
    color: var(--text-color);
}

.badge {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: bold;
    text-transform: uppercase;
}

.template-description {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 12px;
    line-height: 1.4;
}

.template-config {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.filter-chain {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: 8px;
}

.filter-chain-item {
    font-size: 0.7rem;
    background: var(--border-color);
    color: var(--text-secondary);
    padding: 2px 8px;
    border-radius: 10px;
}

.filter-chain-arrow {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.template-config-details {
    margin: 12px 0;
    font-size: 13px;
}

.template-config-details summary {
    cursor: pointer;
    color: var(--primary-color);
    font-weight: 500;
    padding: 4px 0;
}

.template-config-details summary:hover {
    text-decoration: underline;
}

.template-no-config {
    margin: 12px 0;
    font-size: 13px;
    color: var(--primary-color);
    font-weight: 500;
    padding: 4px 0;
}

.config-table {
    width: 100%;
    margin-top: 8px;
    border-collapse: collapse;
    font-size: 13px;
}

.config-table td {
    padding: 4px 8px;
    border-bottom: 1px solid var(--border-color);
}

.config-table tr:last-child td {
    border-bottom: none;
}

.config-key {
    color: var(--text-secondary);
    white-space: nowrap;
    width: 1%;
}

.config-value {
    color: var(--text-primary);
    font-family: monospace;
}

/* Engine config grid (property name left, input right) */
.config-grid {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 8px 12px;
    align-items: center;
    margin-top: 12px;
}

.config-grid-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    white-space: nowrap;
    text-align: right;
}

.config-grid-value input,
.config-grid-value select {
    width: 100%;
    padding: 6px 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: var(--bg-color);
    color: var(--text-color);
    font-size: 0.85rem;
}

.template-card-actions {
    display: flex;
    gap: 8px;
    margin-top: auto;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
    align-items: center;
}

.template-card-actions .btn:not(.btn-icon) {
    flex: 1;
}

.template-card-actions .btn-icon {
    flex-shrink: 0;
}

.text-muted {
    color: var(--text-secondary);
    font-style: italic;
    font-size: 13px;
}

/* PP Filter List in Template Modal */
.pp-filter-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 12px;
}

.pp-filter-empty {
    color: var(--text-secondary);
    font-size: 13px;
    text-align: center;
    padding: 16px;
    border: 1px dashed var(--border-color);
    border-radius: 8px;
}

.pp-filter-card {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-secondary);
    padding: 10px 12px;
}

.pp-filter-card-header {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    user-select: none;
}

.pp-filter-card.expanded .pp-filter-card-header {
    margin-bottom: 8px;
}

.pp-filter-card-chevron {
    font-size: 10px;
    color: var(--text-secondary);
    flex-shrink: 0;
    width: 12px;
}

.pp-filter-card-name {
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary);
}

.pp-filter-card-summary {
    color: var(--text-secondary);
    font-size: 12px;
    margin-right: 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.pp-filter-card-actions {
    display: flex;
    gap: 4px;
    flex-shrink: 0;
    margin-left: auto;
}

.btn-filter-action {
    background: none;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-secondary);
    cursor: pointer;
    width: 26px;
    height: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    padding: 0;
}

.btn-filter-action:hover:not(:disabled) {
    background: var(--border-color);
    color: var(--text-primary);
}

.btn-filter-action:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.btn-filter-remove:hover:not(:disabled) {
    background: rgba(239, 68, 68, 0.15);
    border-color: rgba(239, 68, 68, 0.4);
    color: #ef4444;
}

.pp-filter-card-options {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.pp-filter-option {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.pp-filter-option label {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-secondary);
}

.pp-filter-option input[type="range"] {
    width: 100%;
}

.pp-filter-option-bool label {
    justify-content: space-between;
    gap: 8px;
    align-items: center;
    cursor: pointer;
    padding: 4px 0;
}

.pp-filter-option-bool input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 34px;
    min-width: 34px;
    height: 18px;
    background: var(--border-color);
    border-radius: 9px;
    position: relative;
    cursor: pointer;
    transition: background 0.2s;
    order: 1;
    margin: 0;
}

.pp-filter-option-bool input[type="checkbox"]::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 14px;
    height: 14px;
    background: white;
    border-radius: 50%;
    transition: transform 0.2s;
}

.pp-filter-option-bool input[type="checkbox"]:checked {
    background: var(--primary-color);
}

.pp-filter-option-bool input[type="checkbox"]:checked::after {
    transform: translateX(16px);
}

.pp-filter-option-bool span {
    order: 0;
}

.pp-add-filter-row {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-bottom: 4px;
}

.pp-add-filter-select {
    flex: 1;
    padding: 6px 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--card-bg);
    color: var(--text-primary);
    font-size: 13px;
}

.pp-add-filter-btn {
    width: 34px;
    height: 34px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--card-bg);
    color: var(--text-primary);
    font-size: 20px;
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.pp-add-filter-btn:hover {
    background: var(--border-color);
}

/* Template Test Section */
.template-test-section {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: 16px;
}

.template-test-section h3 {
    margin-top: 0;
    margin-bottom: 12px;
    font-size: 16px;
}

.test-results-container {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 16px;
}

.test-preview-section,
.test-performance-section {
    margin-bottom: 20px;
}

.test-preview-section:last-child,
.test-performance-section:last-child {
    margin-bottom: 0;
}

.test-preview-section h4,
.test-performance-section h4 {
    margin-top: 0;
    margin-bottom: 12px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
}

.test-preview-image {
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.test-preview-image img {
    display: block;
    width: 100%;
    height: auto;
}

.test-performance-stats {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.stat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
}

.stat-item:last-child {
    border-bottom: none;
}

.stat-item span {
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-item strong {
    color: var(--text-color);
    font-weight: 600;
    font-family: monospace;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
    font-size: 16px;
}

/* Stream type badges */
.badge-raw {
    background: #1976d2;
    color: white;
}

.badge-processed {
    background: #7b1fa2;
    color: white;
}

/* Stream info panel in stream selector modal */
.stream-info-panel {
    padding: 4px 0 0 0;
    font-size: 14px;
    line-height: 1.6;
}

/* Stream sub-tabs */
.stream-tab-bar {
    display: flex;
    align-items: center;
    gap: 4px;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 16px;
}

.stream-tab-btn {
    background: none;
    border: none;
    padding: 8px 14px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: color 0.2s, border-color 0.2s;
}

.stream-tab-btn:hover {
    color: var(--text-color);
}

.stream-tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.stream-tab-count {
    background: var(--border-color);
    color: var(--text-secondary);
    font-size: 0.7rem;
    font-weight: 600;
    padding: 1px 6px;
    border-radius: 8px;
    margin-left: 4px;
}

.stream-tab-btn.active .stream-tab-count {
    background: var(--primary-color);
    color: #fff;
}

.stream-tab-panel {
    display: none;
}

.stream-tab-panel.active {
    display: block;
}

/* Sub-tab content sections */
.subtab-section {
    margin-bottom: 24px;
}

.subtab-section:last-child {
    margin-bottom: 0;
}

.subtab-section-header {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 0 0 12px 0;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}

/* Image Lightbox */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.92);
    z-index: 10000;
    justify-content: center;
    align-items: center;
    cursor: zoom-out;
}

.lightbox.active {
    display: flex;
}

.lightbox-content {
    position: relative;
    max-width: 95%;
    max-height: 95%;
    cursor: default;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: 4px;
    display: block;
}

.lightbox-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: rgba(255, 255, 255, 0.15);
    border: none;
    color: white;
    font-size: 1.5rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
    z-index: 1;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

.lightbox-refresh-btn {
    position: absolute;
    top: 16px;
    right: 64px;
    background: rgba(255, 255, 255, 0.15);
    border: none;
    color: white;
    font-size: 1.2rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
    z-index: 1;
}

.lightbox-refresh-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

.lightbox-refresh-btn.active {
    background: var(--primary-color);
}

.lightbox-stats {
    position: absolute;
    bottom: 8px;
    left: 8px;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    color: white;
    padding: 8px 14px;
    border-radius: 6px;
    font-size: 0.8rem;
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.lightbox-stats .stat-item {
    display: flex;
    gap: 4px;
    align-items: center;
}

.lightbox-stats .stat-item span {
    opacity: 0.7;
}

.lightbox-stats .stat-item strong {
    font-weight: 600;
}

/* Display Picker Lightbox */
.display-picker-content {
    max-width: 900px;
    width: 90%;
    text-align: center;
}

.display-picker-title {
    color: white;
    font-size: 1.3rem;
    margin-bottom: 20px;
    font-weight: 500;
}

.display-picker-canvas {
    background: rgba(255, 255, 255, 0.05);
    border: 2px dashed rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    padding: 24px;
    width: 100%;
    box-sizing: border-box;
}

.layout-display-pickable {
    cursor: pointer !important;
    border: 2px solid var(--border-color) !important;
    background: linear-gradient(135deg, rgba(128, 128, 128, 0.08), rgba(128, 128, 128, 0.03)) !important;
}

.layout-display-pickable:hover {
    box-shadow: 0 0 20px rgba(76, 175, 80, 0.4);
    border-color: var(--primary-color) !important;
}

.layout-display-pickable.selected {
    border-color: var(--primary-color) !important;
    box-shadow: 0 0 16px rgba(76, 175, 80, 0.5);
    background: rgba(76, 175, 80, 0.12) !important;
}

/* Display picker button in forms */
.btn-display-picker {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: var(--bg-color);
    color: var(--text-color);
    font-size: 1rem;
    cursor: pointer;
    text-align: left;
    transition: border-color 0.2s, box-shadow 0.2s;
    font-weight: 400;
}

.btn-display-picker:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(76, 175, 80, 0.15);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .templates-grid {
        grid-template-columns: 1fr;
    }
}

/* Static image stream styles */
.image-preview-container {
    text-align: center;
    margin: 12px 0;
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}
.stream-image-preview {
    max-width: 100%;
    max-height: 200px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}
.stream-image-info {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 6px;
}
.validation-status {
    font-size: 0.8rem;
    margin-top: 4px;
    padding: 4px 8px;
    border-radius: 4px;
}
.validation-status.success {
    color: #4caf50;
}
.validation-status.error {
    color: #f44336;
}
.validation-status.loading {
    color: var(--text-muted);
}
.stream-card-props {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 8px;
}

.stream-card-prop {
    display: inline-block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    background: var(--border-color);
    padding: 2px 8px;
    border-radius: 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 180px;
    vertical-align: middle;
}

.stream-card-prop-full {
    max-width: 100%;
    word-break: break-all;
    white-space: normal;
    font-size: 0.7rem;
}

/* Key Colors target styles */
.kc-rect-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 8px;
}

.kc-rect-row {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 6px;
}

.kc-rect-row input[type="text"] {
    flex: 2;
    min-width: 0;
}

.kc-rect-row input[type="number"] {
    flex: 1;
    min-width: 0;
    width: 60px;
}

.kc-rect-row .kc-rect-remove-btn {
    background: none;
    border: none;
    color: #777;
    font-size: 1rem;
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    flex-shrink: 0;
    transition: color 0.2s, background 0.2s;
}

.kc-rect-row .kc-rect-remove-btn:hover {
    color: var(--danger-color);
    background: rgba(244, 67, 54, 0.1);
}

.kc-rect-labels {
    display: flex;
    gap: 6px;
    padding: 0 8px;
    margin-bottom: 4px;
    font-size: 0.7rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.kc-rect-labels span:first-child {
    flex: 2;
}

.kc-rect-labels span {
    flex: 1;
    text-align: center;
}

.kc-rect-labels span:last-child {
    width: 28px;
    flex: 0 0 28px;
}

.kc-add-rect-btn {
    width: 100%;
    font-size: 0.85rem;
    padding: 6px 12px;
}

.kc-rect-empty {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
    padding: 12px;
    font-style: italic;
}

.kc-color-swatches {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 8px;
}

.kc-swatch {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
}

.kc-swatch-color {
    width: 32px;
    height: 32px;
    border-radius: 6px;
    border: 2px solid var(--border-color);
    transition: background-color 0.3s;
}

.kc-swatch-label {
    font-size: 0.6rem;
    color: var(--text-secondary);
    max-width: 40px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    text-align: center;
}

.kc-no-colors {
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-style: italic;
    padding: 4px 0;
}

/* Pattern Template Visual Editor */
.modal-content-wide {
    width: fit-content;
    min-width: 500px;
    max-width: calc(100vw - 40px);
    max-height: calc(100vh - 40px);
    display: flex;
    flex-direction: column;
}

.modal-content-wide .modal-body {
    overflow-y: auto;
    scrollbar-gutter: stable;
    flex: 1 1 auto;
    min-height: 0;
}

.pattern-canvas-container {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    margin-bottom: 12px;
    resize: both;
    width: 820px;
    min-width: 400px;
    max-width: 100%;
    min-height: 200px;
    height: 450px;
    max-height: calc(100vh - 400px);
}

#pattern-canvas {
    width: 100%;
    height: 100%;
    display: block;
    cursor: default;
}

.pattern-canvas-toolbar {
    display: flex;
    gap: 2px;
    padding: 4px;
    align-items: center;
    background: var(--bg-secondary);
    border-radius: 6px;
    margin-top: 4px;
}

.pattern-canvas-toolbar .btn {
    flex: 0 0 auto;
    min-width: 32px;
    width: 32px;
    height: 32px;
    padding: 0;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
}

.pattern-bg-row {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    margin-bottom: 8px;
}

.pattern-bg-row select {
    flex: 1;
}

.pattern-capture-btn {
    flex: 0 0 auto;
    min-width: 36px !important;
    width: 36px;
    height: 36px;
    padding: 0 !important;
    font-size: 1.1rem;
    line-height: 36px;
    text-align: center;
}

.pattern-rect-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 8px;
    max-height: 200px;
    overflow-y: auto;
}

.pattern-rect-row {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 8px;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: border-color 0.15s;
}

.pattern-rect-row.selected {
    border-color: var(--primary-color);
    background: rgba(76, 175, 80, 0.08);
}

.pattern-rect-row input[type="text"] {
    flex: 2;
    min-width: 0;
    padding: 4px 6px;
    font-size: 0.8rem;
}

.pattern-rect-row input[type="number"] {
    flex: 1;
    min-width: 0;
    width: 55px;
    padding: 4px 6px;
    font-size: 0.8rem;
}

.pattern-rect-row .pattern-rect-remove-btn {
    background: none;
    border: none;
    color: #777;
    font-size: 0.9rem;
    cursor: pointer;
    padding: 2px 4px;
    border-radius: 4px;
    flex-shrink: 0;
    transition: color 0.2s, background 0.2s;
}

.pattern-rect-row .pattern-rect-remove-btn:hover {
    color: var(--danger-color);
    background: rgba(244, 67, 54, 0.1);
}

.pattern-rect-labels {
    display: flex;
    gap: 6px;
    padding: 0 8px;
    margin-bottom: 2px;
    font-size: 0.7rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.pattern-rect-labels span:first-child {
    flex: 2;
}

.pattern-rect-labels span {
    flex: 1;
    text-align: center;
}

.pattern-rect-labels span:last-child {
    width: 24px;
    flex: 0 0 24px;
}