/**
 * Funky Timeline Component
 * 
 * Chronological event display with vertical layout, date grouping,
 * expandable details, and category markers.
 */

/* ==========================================================================
   Timeline Container
   ========================================================================== */

.funky-timeline {
    --timeline-line-color: var(--pro-accent-primary, var(--pro-primary, #2f81f7));
    --timeline-node-bg: var(--pro-accent-primary, var(--pro-primary, #2f81f7));
    --timeline-node-color: var(--pro-primary-contrast, #fff);
    --timeline-marker-size: 2.5rem;
    --timeline-marker-border: 3px;
    --timeline-content-gap: 1rem;
    --timeline-group-gap: 2rem;
    --timeline-event-gap: 1.5rem;
    
    position: relative;
    padding: var(--pro-spacing-md) 0;
}

.funky-timeline__container {
    position: relative;
}

/* ==========================================================================
   Date Groups
   ========================================================================== */

.funky-timeline__group {
    position: relative;
    margin-bottom: var(--timeline-group-gap);
}

.funky-timeline__group:last-child {
    margin-bottom: 0;
}

.funky-timeline__date {
    font-size: var(--pro-font-size-sm);
    font-weight: var(--pro-font-weight-semibold);
    color: var(--pro-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0 0 var(--pro-spacing-md) 0;
    padding-left: calc(var(--timeline-marker-size) + var(--timeline-content-gap));
}

.funky-timeline__events {
    list-style: none;
    margin: 0;
    padding: 0;
    position: relative;
}

/* ==========================================================================
   Timeline Events
   ========================================================================== */

.funky-timeline__event {
    position: relative;
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--timeline-event-gap);
    padding-left: calc(var(--timeline-marker-size) + var(--timeline-content-gap));
}

.funky-timeline__event:last-child {
    margin-bottom: 0;
}

.funky-timeline__event:focus {
    outline: none;
}

.funky-timeline__event:focus .funky-timeline__content {
    box-shadow: 0 0 0 2px var(--pro-focus-ring);
}

/* ==========================================================================
   Marker & Connector
   ========================================================================== */

.funky-timeline__marker {
    position: absolute;
    left: 0;
    top: 0;
    width: var(--timeline-marker-size);
    height: var(--timeline-marker-size);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--timeline-node-bg);
    border: var(--timeline-marker-border) solid var(--timeline-line-color);
    border-radius: 50%;
    z-index: 2;
    font-size: 0.875rem;
    color: var(--timeline-node-color);
}

.funky-timeline__marker i {
    color: inherit;
}

.funky-timeline__connector {
    position: absolute;
    left: calc(var(--timeline-marker-size) / 2 - 1px);
    top: var(--timeline-marker-size);
    bottom: calc(-1 * var(--timeline-event-gap));
    width: 2px;
    background: var(--timeline-line-color);
    z-index: 1;
}

.funky-timeline__event:last-child .funky-timeline__connector {
    display: none;
}

/* ==========================================================================
   Content Card
   ========================================================================== */

.funky-timeline__content {
    flex: 1;
    background: var(--pro-surface);
    border: 1px solid var(--pro-border-color);
    border-radius: var(--pro-radius-md);
    padding: var(--pro-spacing-md);
    transition: box-shadow var(--pro-transition-fast);
}

.funky-timeline__content:hover {
    box-shadow: var(--pro-shadow-sm);
}

/* Header */
.funky-timeline__header {
    display: flex;
    align-items: center;
    gap: var(--pro-spacing-sm);
    margin-bottom: var(--pro-spacing-xs);
    flex-wrap: wrap;
}

.funky-timeline__time {
    font-size: var(--pro-font-size-xs);
    color: var(--pro-text-muted);
}

.funky-timeline__category {
    font-size: var(--pro-font-size-xs);
    font-weight: var(--pro-font-weight-medium);
    padding: 0.125rem 0.5rem;
    background: var(--pro-surface-alt);
    border-radius: var(--pro-radius-sm);
}

.funky-timeline__expand-toggle {
    margin-left: auto;
    background: none;
    border: none;
    color: var(--pro-text-muted);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: var(--pro-radius-sm);
    transition: color var(--pro-transition-fast), transform var(--pro-transition-fast);
}

.funky-timeline__expand-toggle:hover {
    color: var(--pro-text);
}

.funky-timeline__expand-toggle[aria-expanded="true"] {
    transform: rotate(180deg);
}

/* Title & Description */
.funky-timeline__title {
    font-size: var(--pro-font-size-base);
    font-weight: var(--pro-font-weight-semibold);
    color: var(--pro-text);
    margin: 0 0 var(--pro-spacing-xs) 0;
}

.funky-timeline__description {
    font-size: var(--pro-font-size-sm);
    color: var(--pro-text-secondary);
    margin: 0;
    line-height: 1.5;
}

/* Details */
.funky-timeline__details {
    margin-top: var(--pro-spacing-md);
    padding-top: var(--pro-spacing-md);
    border-top: 1px solid var(--pro-border-color);
}

.funky-timeline__details-list {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--pro-spacing-xs) var(--pro-spacing-md);
    font-size: var(--pro-font-size-sm);
    margin: 0;
}

.funky-timeline__details-list dt {
    color: var(--pro-text-muted);
    font-weight: var(--pro-font-weight-medium);
}

.funky-timeline__details-list dd {
    color: var(--pro-text);
    margin: 0;
}

/* Footer */
.funky-timeline__footer {
    margin-top: var(--pro-spacing-md);
}

.funky-timeline__link {
    font-size: var(--pro-font-size-sm);
    color: var(--pro-primary);
    text-decoration: none;
}

.funky-timeline__link:hover {
    text-decoration: underline;
}

/* ==========================================================================
   Loading & Empty States
   ========================================================================== */

.funky-timeline__loading,
.funky-timeline__empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--pro-spacing-xl);
    color: var(--pro-text-muted);
    text-align: center;
    gap: var(--pro-spacing-sm);
}

.funky-timeline__loading i,
.funky-timeline__empty i {
    font-size: 2rem;
    opacity: 0.5;
}

.funky-timeline__empty p {
    margin: 0;
}

/* ==========================================================================
   Animation
   ========================================================================== */

.funky-timeline__event--entering {
    animation: timeline-slide-in 0.3s ease-out;
}

@keyframes timeline-slide-in {
    from {
        opacity: 0;
        transform: translateX(-1rem);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.funky-timeline__event--expanded .funky-timeline__content {
    background: var(--pro-surface-alt);
}

/* ==========================================================================
   Horizontal Layout
   ========================================================================== */

.funky-timeline--horizontal {
    display: flex;
    align-items: center;
    gap: var(--pro-spacing-sm, 0.5rem);
    --timeline-node-size: 2rem;
    --timeline-track-padding: 1.5rem;
}

.funky-timeline__track-container {
    flex: 1;
    overflow-x: auto;
    overflow-y: visible; /* Allow node scale on hover to show */
    scroll-snap-type: x proximity;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE/Edge */
    padding-top: 0.5rem; /* Extra space for hover scale */
}

.funky-timeline__track-container::-webkit-scrollbar {
    display: none;
}

.funky-timeline__track {
    display: inline-flex;
    align-items: flex-start;
    position: relative;
    padding: var(--timeline-track-padding) var(--pro-spacing-md, 1rem);
    min-width: 100%;
}

.funky-timeline--horizontal .funky-timeline__line {
    position: absolute;
    /* Center line with node: track padding + half node height - half line height */
    top: calc(var(--timeline-track-padding) + var(--timeline-node-size) / 2 - 1px);
    left: 0;
    right: 0;
    height: 2px;
    background: var(--timeline-line-color, var(--pro-border-color, #ddd));
    z-index: 0;
}

.funky-timeline--horizontal .funky-timeline__events {
    display: flex;
    gap: var(--pro-spacing-lg, 1.5rem);
    position: relative;
    z-index: 1;
}

/* Horizontal Event Item */
.funky-timeline__event--horizontal {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    scroll-snap-align: center;
    padding: 0;
    margin: 0;
    cursor: pointer;
}

.funky-timeline__event--horizontal:focus {
    outline: none;
}

.funky-timeline__event--horizontal:focus .funky-timeline__card {
    box-shadow: 0 0 0 2px var(--pro-focus-ring);
}

/* Node on the line */
.funky-timeline__node {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background: var(--timeline-node-bg);
    border: 3px solid var(--timeline-line-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    color: var(--timeline-node-color);
    margin-bottom: var(--pro-spacing-sm);
    transition: transform var(--pro-transition-fast), border-color var(--pro-transition-fast), box-shadow var(--pro-transition-fast);
    position: relative;
    z-index: 5; /* Node appears on top of line */
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.funky-timeline__event--horizontal:hover .funky-timeline__node,
.funky-timeline__event--selected .funky-timeline__node {
    transform: scale(1.2);
}

/* Card below the line */
.funky-timeline__card {
    background: var(--pro-surface);
    border: 1px solid var(--pro-border-color);
    border-radius: var(--pro-radius-md);
    padding: var(--pro-spacing-md);
    text-align: center;
    width: 100%;
    transition: box-shadow var(--pro-transition-fast), transform var(--pro-transition-fast);
}

.funky-timeline__event--horizontal:hover .funky-timeline__card {
    box-shadow: var(--pro-shadow-md);
    transform: translateY(-2px);
}

.funky-timeline__event--selected .funky-timeline__card {
    border-color: var(--pro-primary);
    box-shadow: var(--pro-shadow-md);
}

.funky-timeline__card-title {
    font-size: var(--pro-font-size-base);
    font-weight: var(--pro-font-weight-semibold);
    color: var(--pro-text);
    margin-bottom: var(--pro-spacing-xs);
}

.funky-timeline__card-date {
    font-size: var(--pro-font-size-xs);
    color: var(--pro-text-muted);
    margin-bottom: var(--pro-spacing-xs);
}

.funky-timeline__card-description {
    font-size: var(--pro-font-size-sm);
    color: var(--pro-text-secondary);
    line-height: 1.4;
}

/* Horizontal Card Details (Expandable) */
.funky-timeline__card-details {
    margin-top: var(--pro-spacing-sm);
    padding-top: var(--pro-spacing-sm);
    border-top: 1px solid var(--pro-border-color);
}

.funky-timeline__card-details[hidden] {
    display: none;
}

.funky-timeline__card-details-list {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--pro-spacing-xs) var(--pro-spacing-sm);
    font-size: var(--pro-font-size-xs);
    margin: 0;
}

.funky-timeline__card-details-list dt {
    color: var(--pro-text-muted);
    font-weight: var(--pro-font-weight-medium);
}

.funky-timeline__card-details-list dd {
    color: var(--pro-text);
    margin: 0;
}

.funky-timeline__card-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    margin-top: var(--pro-spacing-sm);
    padding: var(--pro-spacing-xs);
    background: transparent;
    border: none;
    color: var(--pro-text-muted);
    cursor: pointer;
    border-radius: var(--pro-radius-sm);
    transition: color var(--pro-transition-fast), transform var(--pro-transition-fast);
}

.funky-timeline__card-toggle:hover {
    color: var(--pro-text);
    background: var(--pro-surface-alt);
}

.funky-timeline__card-toggle:focus {
    outline: none;
    box-shadow: 0 0 0 2px var(--pro-focus-ring);
}

.funky-timeline__event--expanded .funky-timeline__card-toggle {
    transform: rotate(180deg);
}

/* Navigation Arrows */
.funky-timeline__arrow {
    flex-shrink: 0;
    width: 2.5rem;
    height: 2.5rem;
    border: 2px solid var(--timeline-line-color);
    border-radius: 50%;
    background: var(--pro-bg-secondary, var(--pro-surface));
    color: var(--pro-text-primary, var(--pro-text));
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--pro-transition-fast);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
}

.funky-timeline__arrow:hover:not(:disabled) {
    background: var(--timeline-node-bg);
    border-color: var(--timeline-line-color);
    color: var(--timeline-node-color);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transform: scale(1.1);
}

.funky-timeline__arrow:focus {
    outline: none;
    box-shadow: 0 0 0 2px var(--pro-focus-ring);
}

.funky-timeline__arrow:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    background: var(--pro-bg-tertiary, var(--pro-surface));
}

.funky-timeline__arrow--hidden {
    opacity: 0;
    pointer-events: none;
}

/* Navigation Dots */
.funky-timeline__dots {
    display: flex;
    justify-content: center;
    gap: var(--pro-spacing-xs);
    padding: var(--pro-spacing-md) 0;
}

.funky-timeline__dot {
    width: 0.625rem;
    height: 0.625rem;
    border-radius: 50%;
    border: none;
    background: var(--pro-text-muted, #6e7681);
    cursor: pointer;
    padding: 0;
    transition: all var(--pro-transition-fast);
    opacity: 0.6;
}

.funky-timeline__dot:hover {
    background: var(--timeline-line-color);
    transform: scale(1.4);
    opacity: 1;
}

.funky-timeline__dot:focus {
    outline: none;
    box-shadow: 0 0 0 2px var(--pro-focus-ring);
}

.funky-timeline__dot--active {
    background: var(--pro-primary);
    transform: scale(1.5);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 576px) {
    .funky-timeline {
        --timeline-marker-size: 2rem;
        --timeline-content-gap: 0.75rem;
    }
    
    .funky-timeline__date {
        font-size: var(--pro-font-size-xs);
    }
    
    .funky-timeline__content {
        padding: var(--pro-spacing-sm);
    }
    
    .funky-timeline__header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .funky-timeline__expand-toggle {
        position: absolute;
        top: var(--pro-spacing-sm);
        right: var(--pro-spacing-sm);
        margin-left: 0;
    }
    
    /* Horizontal on mobile: hide arrows, keep dots */
    .funky-timeline--horizontal .funky-timeline__arrow {
        display: none;
    }
    
    .funky-timeline--horizontal {
        flex-direction: column;
    }
    
    .funky-timeline__dots {
        order: 1;
    }
}

/* ==========================================================================
   Skeleton Loader
   ========================================================================== */

.funky-timeline__skeleton {
    padding: var(--pro-spacing-md) 0;
}

.funky-timeline__skeleton-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--timeline-event-gap);
    padding-left: calc(var(--timeline-marker-size) + var(--timeline-content-gap));
    position: relative;
}

.funky-timeline__skeleton-node {
    position: absolute;
    left: 0;
    top: 0;
    width: var(--timeline-marker-size);
    height: var(--timeline-marker-size);
    border-radius: 50%;
    background: var(--pro-skeleton-base, #e0e0e0);
    animation: timeline-skeleton-pulse 1.5s ease-in-out infinite;
}

.funky-timeline__skeleton-content {
    flex: 1;
    padding: var(--pro-spacing-md);
    background: var(--pro-surface);
    border: 1px solid var(--pro-border-color);
    border-radius: var(--pro-radius-md);
}

.funky-timeline__skeleton-title {
    height: 1rem;
    width: 60%;
    background: var(--pro-skeleton-base, #e0e0e0);
    border-radius: var(--pro-radius-sm);
    margin-bottom: var(--pro-spacing-sm);
    animation: timeline-skeleton-pulse 1.5s ease-in-out infinite;
    animation-delay: 0.1s;
}

.funky-timeline__skeleton-text {
    height: 0.75rem;
    width: 90%;
    background: var(--pro-skeleton-base, #e0e0e0);
    border-radius: var(--pro-radius-sm);
    margin-bottom: var(--pro-spacing-xs);
    animation: timeline-skeleton-pulse 1.5s ease-in-out infinite;
    animation-delay: 0.2s;
}

.funky-timeline__skeleton-text--short {
    width: 40%;
    animation-delay: 0.3s;
}

@keyframes timeline-skeleton-pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.4;
    }
}

/* ==========================================================================
   Bottom Loader
   ========================================================================== */

.funky-timeline__loader {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--pro-spacing-sm);
    padding: var(--pro-spacing-lg);
    color: var(--pro-text-muted);
    font-size: var(--pro-font-size-sm);
}

.funky-timeline__loader-spinner {
    display: flex;
    align-items: center;
    justify-content: center;
}

.funky-timeline__loader-spinner i {
    font-size: 1.25rem;
    color: var(--pro-primary);
}

/* ==========================================================================
   Error State
   ========================================================================== */

.funky-timeline__error {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--pro-spacing-sm);
    padding: var(--pro-spacing-xl);
    color: var(--pro-danger, #dc3545);
    text-align: center;
}

.funky-timeline__error i {
    font-size: 2rem;
    opacity: 0.7;
}

.funky-timeline__error span {
    font-size: var(--pro-font-size-sm);
}

/* ==========================================================================
   Loading State Modifier
   ========================================================================== */

.funky-timeline--loading {
    pointer-events: none;
}

.funky-timeline--loading .funky-timeline__container {
    opacity: 0.6;
}

/* ==========================================================================
   LiveBinding Container (Hidden)
   ========================================================================== */

.funky-timeline__live-bind {
    display: none !important;
    position: absolute;
    width: 0;
    height: 0;
    overflow: hidden;
}

/* ==========================================================================
   Status Indicator
   ========================================================================== */

.funky-timeline__status {
    display: flex;
    align-items: center;
    gap: var(--pro-spacing-xs);
    padding: var(--pro-spacing-xs) var(--pro-spacing-sm);
    font-size: var(--pro-font-size-xs);
    color: var(--pro-text-muted);
    margin-bottom: var(--pro-spacing-sm);
}

.funky-timeline__status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--pro-border-color);
    transition: background 0.3s ease;
    flex-shrink: 0;
}

.funky-timeline__status-dot--connected {
    background: var(--pro-success);
    animation: funky-timeline-pulse 2s infinite;
}

.funky-timeline__status-dot--disconnected {
    background: var(--pro-danger);
}

.funky-timeline__status-text {
    font-weight: var(--pro-font-weight-medium);
}

/* ==========================================================================
   Live Event States
   ========================================================================== */

/* New event highlight */
.funky-timeline__event--new {
    background: var(--pro-primary-subtle, rgba(var(--pro-primary-rgb), 0.1));
    border-radius: var(--pro-border-radius);
    transition: background 0.5s ease;
}

.funky-timeline__event--new .funky-timeline__card {
    border-color: var(--pro-primary);
    box-shadow: 0 0 0 2px var(--pro-primary-subtle, rgba(var(--pro-primary-rgb), 0.2));
}

/* CSS fallback animation for new events */
.funky-timeline__event--animating {
    opacity: 0;
    transform: translateY(-20px);
    animation: funky-timeline-slide-in 0.3s ease forwards;
}

/* Updated event flash */
.funky-timeline__event--updated .funky-timeline__card {
    animation: funky-timeline-flash 0.5s ease;
}

/* Removing event */
.funky-timeline__event--removing {
    opacity: 0;
    transform: translateX(-20px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

/* ==========================================================================
   Live Update Animations
   ========================================================================== */

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

@keyframes funky-timeline-flash {
    0%, 100% {
        background: var(--pro-surface-color);
    }
    50% {
        background: var(--pro-warning-subtle, rgba(var(--pro-warning-rgb), 0.15));
    }
}

@keyframes funky-timeline-slide-in {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================================================
   Centered Vertical Layout
   ========================================================================== */

.funky-timeline--centered .funky-timeline__events {
    position: relative;
}

.funky-timeline--centered .funky-timeline__events::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--timeline-line-color);
    transform: translateX(-50%);
}

.funky-timeline--centered .funky-timeline__date {
    text-align: center;
    padding-left: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--pro-spacing-sm);
}

.funky-timeline--centered .funky-timeline__date::before,
.funky-timeline--centered .funky-timeline__date::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--pro-border-color);
    max-width: 60px;
}

.funky-timeline--centered .funky-timeline__event {
    width: calc(50% - var(--timeline-marker-size) / 2 - var(--pro-spacing-md, 1rem));
    margin-left: calc(50% + var(--timeline-marker-size) / 2 + var(--pro-spacing-md, 1rem));
    padding-left: 0;
    padding-right: 0;
}

.funky-timeline--centered .funky-timeline__event:nth-child(even) {
    margin-left: 0;
    margin-right: calc(50% + var(--timeline-marker-size) / 2 + var(--pro-spacing-md, 1rem));
    padding-left: 0;
    padding-right: 0;
    flex-direction: row-reverse;
}

.funky-timeline--centered .funky-timeline__event:nth-child(even) .funky-timeline__content {
    text-align: right;
}

.funky-timeline--centered .funky-timeline__event:nth-child(even) .funky-timeline__header {
    justify-content: flex-end;
}

.funky-timeline--centered .funky-timeline__marker {
    position: absolute;
    left: calc(-1 * var(--pro-spacing-md, 1rem) - var(--timeline-marker-size));
    right: auto;
    transform: none;
}

.funky-timeline--centered .funky-timeline__event:nth-child(even) .funky-timeline__marker {
    left: auto;
    right: calc(-1 * var(--pro-spacing-md, 1rem) - var(--timeline-marker-size));
    transform: none;
}

.funky-timeline--centered .funky-timeline__connector {
    display: none;
}

/* ==========================================================================
   Density Modes
   ========================================================================== */

/* Compact Mode */
.funky-timeline--compact {
    --timeline-marker-size: 1.75rem;
    --timeline-content-gap: 0.75rem;
    --timeline-group-gap: 1.25rem;
    --timeline-event-gap: 1rem;
}

.funky-timeline--compact .funky-timeline__content {
    padding: var(--pro-spacing-sm);
}

.funky-timeline--compact .funky-timeline__title {
    font-size: var(--pro-font-size-sm);
}

.funky-timeline--compact .funky-timeline__description {
    font-size: var(--pro-font-size-xs);
}

.funky-timeline--compact .funky-timeline__marker {
    font-size: 0.625rem;
}

.funky-timeline--compact .funky-timeline__node {
    width: 1.5rem;
    height: 1.5rem;
    font-size: 0.625rem;
}

.funky-timeline--compact .funky-timeline__card {
    padding: var(--pro-spacing-sm);
}

.funky-timeline--compact .funky-timeline__card-title {
    font-size: var(--pro-font-size-sm);
}

.funky-timeline--compact .funky-timeline__card-description {
    font-size: var(--pro-font-size-xs);
}

/* Spacious Mode */
.funky-timeline--spacious {
    --timeline-marker-size: 3rem;
    --timeline-content-gap: 1.5rem;
    --timeline-group-gap: 3rem;
    --timeline-event-gap: 2rem;
}

.funky-timeline--spacious .funky-timeline__content {
    padding: var(--pro-spacing-lg);
}

.funky-timeline--spacious .funky-timeline__marker {
    font-size: 1rem;
}

.funky-timeline--spacious .funky-timeline__node {
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1rem;
}

.funky-timeline--spacious .funky-timeline__card {
    padding: var(--pro-spacing-lg);
}

/* ==========================================================================
   Card Meta & Actions
   ========================================================================== */

.funky-timeline__meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--pro-spacing-sm);
    margin-top: var(--pro-spacing-sm);
    padding-top: var(--pro-spacing-sm);
    border-top: 1px solid var(--pro-border-color);
}

.funky-timeline__meta-item {
    display: flex;
    align-items: center;
    gap: var(--pro-spacing-xs);
    font-size: var(--pro-font-size-xs);
    color: var(--pro-text-muted);
}

.funky-timeline__meta-item i {
    opacity: 0.7;
}

.funky-timeline__actions {
    display: flex;
    gap: var(--pro-spacing-xs);
    margin-top: var(--pro-spacing-sm);
}

.funky-timeline__actions .btn {
    font-size: var(--pro-font-size-xs);
    padding: var(--pro-spacing-xs) var(--pro-spacing-sm);
}

/* ==========================================================================
   Tablet Responsive (max 991px)
   ========================================================================== */

@media (max-width: 991px) {
    /* Collapse centered layout to single column */
    .funky-timeline--centered .funky-timeline__events::before {
        left: calc(var(--timeline-marker-size) / 2);
        transform: none;
    }
    
    .funky-timeline--centered .funky-timeline__event,
    .funky-timeline--centered .funky-timeline__event:nth-child(even) {
        width: 100%;
        margin-left: 0;
        margin-right: 0;
        padding-left: calc(var(--timeline-marker-size) + var(--timeline-content-gap));
        padding-right: 0;
        flex-direction: row;
    }
    
    .funky-timeline--centered .funky-timeline__event:nth-child(even) .funky-timeline__content {
        text-align: left;
    }
    
    .funky-timeline--centered .funky-timeline__event:nth-child(even) .funky-timeline__header {
        justify-content: flex-start;
    }
    
    .funky-timeline--centered .funky-timeline__marker,
    .funky-timeline--centered .funky-timeline__event:nth-child(even) .funky-timeline__marker {
        left: 0;
        right: auto;
        transform: none;
    }
    
    .funky-timeline--centered .funky-timeline__date::before,
    .funky-timeline--centered .funky-timeline__date::after {
        display: none;
    }
    
    .funky-timeline--centered .funky-timeline__date {
        justify-content: flex-start;
        padding-left: calc(var(--timeline-marker-size) + var(--timeline-content-gap));
    }
}

/* ==========================================================================
   Mobile Horizontal to Vertical (max 575px)
   ========================================================================== */

@media (max-width: 575px) {
    /* Horizontal layout becomes vertical on mobile */
    .funky-timeline--horizontal .funky-timeline__track-container {
        width: 100%;
        overflow-x: visible;
        overflow-y: visible;
    }
    
    .funky-timeline--horizontal .funky-timeline__track {
        flex-direction: column;
        padding: var(--pro-spacing-md);
        min-width: auto;
    }
    
    .funky-timeline--horizontal .funky-timeline__line {
        top: 0;
        bottom: 0;
        /* Center line with node: half node width - half line width */
        left: calc(var(--timeline-node-size, 2rem) / 2 - 1px);
        right: auto;
        width: 2px;
        height: auto;
        z-index: 0;
    }
    
    .funky-timeline--horizontal .funky-timeline__events {
        flex-direction: column;
        gap: var(--pro-spacing-md);
    }
    
    .funky-timeline--horizontal .funky-timeline__event--horizontal {
        width: 100%;
        flex-direction: row;
        align-items: flex-start;
        padding-left: calc(var(--timeline-node-size, 2rem) + var(--pro-spacing-md));
        position: relative;
    }
    
    .funky-timeline--horizontal .funky-timeline__node {
        position: absolute;
        left: 0;
        top: 0;
        margin-bottom: 0;
        z-index: 2; /* Node on top of line */
    }
    
    .funky-timeline--horizontal .funky-timeline__card {
        text-align: left;
        width: 100%;
    }
    
    /* Hide dots on mobile horizontal */
    .funky-timeline--horizontal .funky-timeline__dots {
        display: none;
    }
}

/* ==========================================================================
   Focus Visible & Accessibility
   ========================================================================== */

.funky-timeline__event:focus-visible .funky-timeline__content,
.funky-timeline__event--horizontal:focus-visible .funky-timeline__card {
    outline: 2px solid var(--pro-focus-ring);
    outline-offset: 2px;
}

.funky-timeline__arrow:focus-visible,
.funky-timeline__dot:focus-visible {
    outline: 2px solid var(--pro-focus-ring);
    outline-offset: 2px;
}

.funky-timeline__expand-toggle:focus-visible {
    outline: 2px solid var(--pro-focus-ring);
    outline-offset: 2px;
}

/* ==========================================================================
   Light Theme Overrides
   ========================================================================== */

[data-theme="light"] .funky-timeline {
    --timeline-line-color: var(--pro-accent-primary, var(--pro-primary, #0969da));
    --timeline-node-bg: var(--pro-accent-primary, var(--pro-primary, #0969da));
    --timeline-node-color: var(--pro-primary-contrast, var(--pro-text-inverse, #ffffff));
}

[data-theme="light"] .funky-timeline__content,
[data-theme="light"] .funky-timeline__card {
    background: var(--pro-bg-elevated, #ffffff);
    border-color: var(--pro-border-color, #d0d7de);
    box-shadow: var(--pro-shadow-xs, 0 1px 2px rgba(0, 0, 0, 0.05));
}

[data-theme="light"] .funky-timeline__content:hover,
[data-theme="light"] .funky-timeline__card:hover {
    box-shadow: var(--pro-shadow-sm, 0 2px 4px rgba(0, 0, 0, 0.1));
}

[data-theme="light"] .funky-timeline__arrow {
    background: var(--pro-bg-elevated, #ffffff);
    border-color: var(--pro-accent-primary, var(--pro-primary, #0969da));
    color: var(--pro-accent-primary, var(--pro-primary, #0969da));
}

[data-theme="light"] .funky-timeline__date,
[data-theme="light"] .funky-timeline__time {
    color: var(--pro-text-muted, #8c959f);
}

[data-theme="light"] .funky-timeline__title {
    color: var(--pro-text-primary, #1f2328);
}

[data-theme="light"] .funky-timeline__description {
    color: var(--pro-text-secondary, #656d76);
}

/* ==========================================================================
   Even Funkyer Theme Overrides
   ========================================================================== */

[data-theme="even-funkyer"] .funky-timeline {
    --timeline-line-color: #ff00ff;
    --timeline-node-bg: #00ffff;
    --timeline-node-color: #000000;
}

[data-theme="even-funkyer"] .funky-timeline__content,
[data-theme="even-funkyer"] .funky-timeline__card {
    background: rgba(32, 0, 64, 0.9);
    border-color: #ff00ff;
    box-shadow: 0 0 15px rgba(255, 0, 255, 0.3);
}

[data-theme="even-funkyer"] .funky-timeline__content:hover,
[data-theme="even-funkyer"] .funky-timeline__card:hover {
    box-shadow: 0 0 25px rgba(255, 0, 255, 0.5), 0 0 10px rgba(0, 255, 255, 0.3);
}

[data-theme="even-funkyer"] .funky-timeline__marker,
[data-theme="even-funkyer"] .funky-timeline__node {
    background: #00ffff;
    border-color: #ff00ff;
    color: #000000;
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.5);
}

[data-theme="even-funkyer"] .funky-timeline__marker:hover,
[data-theme="even-funkyer"] .funky-timeline__node:hover {
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.8);
}

[data-theme="even-funkyer"] .funky-timeline__date {
    color: #cc99ff;
    text-shadow: 0 0 5px rgba(204, 153, 255, 0.5);
}

[data-theme="even-funkyer"] .funky-timeline__title {
    color: #ffffff;
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.3);
}

[data-theme="even-funkyer"] .funky-timeline__description {
    color: #cc99ff;
}

[data-theme="even-funkyer"] .funky-timeline__time {
    color: #00ffff;
}

[data-theme="even-funkyer"] .funky-timeline__category {
    background: rgba(255, 0, 255, 0.2);
    color: #ff66cc;
    border: 1px solid rgba(255, 0, 255, 0.4);
}

[data-theme="even-funkyer"] .funky-timeline__link {
    color: #00ffff;
    text-shadow: 0 0 5px rgba(0, 255, 255, 0.5);
}

[data-theme="even-funkyer"] .funky-timeline__expand-toggle {
    color: #cc99ff;
}

[data-theme="even-funkyer"] .funky-timeline__expand-toggle:hover {
    color: #00ffff;
}

[data-theme="even-funkyer"] .funky-timeline__arrow {
    background: rgba(255, 0, 255, 0.2);
    border-color: #ff00ff;
    color: #00ffff;
}

[data-theme="even-funkyer"] .funky-timeline__arrow:hover:not(:disabled) {
    background: rgba(0, 255, 255, 0.2);
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.5);
}

[data-theme="even-funkyer"] .funky-timeline__dot--active {
    background: #00ffff;
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.8);
}

[data-theme="even-funkyer"] .funky-timeline__connector,
[data-theme="even-funkyer"] .funky-timeline--horizontal .funky-timeline__line {
    background: linear-gradient(180deg, #ff00ff, #00ffff);
}

[data-theme="even-funkyer"] .funky-timeline--centered .funky-timeline__events::before {
    background: linear-gradient(180deg, #ff00ff, #00ffff);
}

[data-theme="even-funkyer"] .funky-timeline__event--new .funky-timeline__card {
    border-color: #00ffff;
    box-shadow: 0 0 20px rgba(0, 255, 255, 0.6);
}

[data-theme="even-funkyer"] .funky-timeline__status-dot--connected {
    background: #00ffff;
    box-shadow: 0 0 10px rgba(0, 255, 255, 0.8);
}

/* ==========================================================================
   High Contrast Theme Overrides
   ========================================================================== */

[data-theme="high-contrast"] .funky-timeline {
    --timeline-line-color: currentColor;
}

[data-theme="high-contrast"] .funky-timeline__content,
[data-theme="high-contrast"] .funky-timeline__card {
    border-width: 2px;
    border-color: currentColor;
}

[data-theme="high-contrast"] .funky-timeline__marker,
[data-theme="high-contrast"] .funky-timeline__node {
    border-width: 3px;
    border-color: currentColor;
}

/* ==========================================================================
   Density Mode: Compact
   ========================================================================== */

[data-density="compact"] .funky-timeline {
    --timeline-marker-size: 2rem;
    --timeline-marker-border: 2px;
    --timeline-content-gap: 0.75rem;
    --timeline-group-gap: 1.25rem;
    --timeline-event-gap: 1rem;
}

[data-density="compact"] .funky-timeline__content,
[data-density="compact"] .funky-timeline__card {
    padding: var(--pro-spacing-sm, 0.5rem);
}

[data-density="compact"] .funky-timeline__title {
    font-size: var(--pro-font-size-sm, 0.875rem);
}

[data-density="compact"] .funky-timeline__description {
    font-size: var(--pro-font-size-xs, 0.75rem);
}

[data-density="compact"] .funky-timeline__date {
    font-size: var(--pro-font-size-xs, 0.75rem);
    margin-bottom: var(--pro-spacing-xs, 0.25rem);
}

[data-density="compact"] .funky-timeline__marker i,
[data-density="compact"] .funky-timeline__node i {
    font-size: 0.75rem;
}

[data-density="compact"] .funky-timeline--horizontal {
    --timeline-node-size: 1.5rem;
    --timeline-track-padding: 1rem;
}

[data-density="compact"] .funky-timeline__horizontal .funky-timeline__event--horizontal {
    min-width: 140px;
}

/* ==========================================================================
   Density Mode: Comfortable (Default)
   ========================================================================== */

[data-density="comfortable"] .funky-timeline {
    --timeline-marker-size: 2.5rem;
    --timeline-marker-border: 3px;
    --timeline-content-gap: 1rem;
    --timeline-group-gap: 2rem;
    --timeline-event-gap: 1.5rem;
}

[data-density="comfortable"] .funky-timeline--horizontal {
    --timeline-node-size: 2rem;
    --timeline-track-padding: 1.5rem;
}

/* ==========================================================================
   Density Mode: Spacious
   ========================================================================== */

[data-density="spacious"] .funky-timeline {
    --timeline-marker-size: 3rem;
    --timeline-marker-border: 4px;
    --timeline-content-gap: 1.5rem;
    --timeline-group-gap: 3rem;
    --timeline-event-gap: 2rem;
}

[data-density="spacious"] .funky-timeline__content,
[data-density="spacious"] .funky-timeline__card {
    padding: var(--pro-spacing-lg, 1.5rem);
}

[data-density="spacious"] .funky-timeline__title {
    font-size: var(--pro-font-size-lg, 1.125rem);
}

[data-density="spacious"] .funky-timeline__description {
    font-size: var(--pro-font-size-base, 1rem);
    line-height: 1.6;
}

[data-density="spacious"] .funky-timeline__date {
    font-size: var(--pro-font-size-sm, 0.875rem);
    margin-bottom: var(--pro-spacing-md, 1rem);
}

[data-density="spacious"] .funky-timeline__marker i,
[data-density="spacious"] .funky-timeline__node i {
    font-size: 1.125rem;
}

[data-density="spacious"] .funky-timeline--horizontal {
    --timeline-node-size: 2.5rem;
    --timeline-track-padding: 2rem;
}

[data-density="spacious"] .funky-timeline--horizontal .funky-timeline__event--horizontal {
    min-width: 240px;
}

/* ==========================================================================
   High Contrast Mode
   ========================================================================== */

@media (prefers-contrast: high) {
    .funky-timeline__connector,
    .funky-timeline--centered .funky-timeline__events::before,
    .funky-timeline--horizontal .funky-timeline__line {
        background: currentColor;
    }
    
    .funky-timeline__marker,
    .funky-timeline__node {
        border-width: 3px;
    }
    
    .funky-timeline__content,
    .funky-timeline__card {
        border-width: 2px;
    }
    
    .funky-timeline__dot {
        border: 1px solid currentColor;
    }
    
    .funky-timeline__event--selected .funky-timeline__card,
    .funky-timeline__event--new .funky-timeline__card {
        border-width: 3px;
    }
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
    .funky-timeline__arrow,
    .funky-timeline__dots,
    .funky-timeline__status,
    .funky-timeline__expand-toggle {
        display: none !important;
    }
    
    .funky-timeline__event {
        break-inside: avoid;
        page-break-inside: avoid;
    }
    
    .funky-timeline__content,
    .funky-timeline__card {
        box-shadow: none !important;
        border: 1px solid #ccc !important;
    }
    
    .funky-timeline__connector,
    .funky-timeline--centered .funky-timeline__events::before {
        background: #ccc !important;
    }
    
    .funky-timeline__marker,
    .funky-timeline__node {
        border-color: #ccc !important;
        background: #fff !important;
    }
    
    /* Always show details in print */
    .funky-timeline__details {
        display: block !important;
    }
    
    /* Collapse horizontal to vertical for print */
    .funky-timeline--horizontal {
        display: block;
    }
    
    .funky-timeline--horizontal .funky-timeline__track-container {
        overflow: visible;
    }
    
    .funky-timeline--horizontal .funky-timeline__events {
        flex-direction: column;
    }
}

/* ==========================================================================
   Reduced Motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    .funky-timeline__event--entering {
        animation: none;
    }
    
    .funky-timeline__expand-toggle {
        transition: none;
    }
    
    .funky-timeline__content {
        transition: none;
    }
    
    .funky-timeline__skeleton-node,
    .funky-timeline__skeleton-title,
    .funky-timeline__skeleton-text {
        animation: none;
    }
    
    .funky-timeline__status-dot--connected {
        animation: none;
    }
    
    .funky-timeline__event--updated .funky-timeline__card {
        animation: none;
    }
    
    .funky-timeline__event--animating {
        animation: none;
        opacity: 1;
        transform: none;
    }
    
    .funky-timeline__event--new {
        transition: none;
    }
    
    .funky-timeline__event--removing {
        transition: none;
    }
}