/**
 * Universal Like Button Component
 * Sizes: sm, md, lg
 */

.like-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: none;
    border: 1px solid var(--border, #e0e0e0);
    border-radius: 2rem;
    padding: 0.3rem 0.7rem;
    cursor: pointer;
    color: var(--text-muted, #6c757d);
    font-size: 0.85rem;
    line-height: 1;
    transition: all 0.2s ease;
    font-family: inherit;
    white-space: nowrap;
}

.like-btn:hover {
    border-color: var(--primary, #A8BBA3);
    color: var(--primary, #A8BBA3);
    background: rgba(168, 187, 163, 0.06);
}

.like-btn:focus-visible {
    outline: 2px solid var(--primary, #A8BBA3);
    outline-offset: 2px;
}

/* Liked state */
.like-btn--liked {
    color: #e74c3c;
    border-color: rgba(231, 76, 60, 0.3);
    background: rgba(231, 76, 60, 0.04);
}

.like-btn--liked:hover {
    color: #c0392b;
    border-color: rgba(231, 76, 60, 0.5);
    background: rgba(231, 76, 60, 0.08);
}

.like-btn--liked .like-btn__icon {
    animation: like-pop 0.3s ease;
}

/* Icon */
.like-btn__icon {
    flex-shrink: 0;
    transition: transform 0.2s ease;
}

.like-btn:hover .like-btn__icon {
    transform: scale(1.1);
}

/* Count */
.like-btn__count {
    font-weight: 500;
    font-variant-numeric: tabular-nums;
}

.like-btn__count:empty {
    display: none;
}

/* Sizes */
.like-btn--sm {
    padding: 0.2rem 0.5rem;
    font-size: 0.75rem;
    gap: 0.25rem;
}

.like-btn--sm .like-btn__icon {
    width: 14px;
    height: 14px;
}

.like-btn--md .like-btn__icon {
    width: 18px;
    height: 18px;
}

.like-btn--lg {
    padding: 0.4rem 0.9rem;
    font-size: 0.95rem;
    gap: 0.4rem;
}

.like-btn--lg .like-btn__icon {
    width: 22px;
    height: 22px;
}

/* Loading state */
.like-btn--loading {
    pointer-events: none;
    opacity: 0.6;
}

/* Auth required tooltip */
.like-btn[data-like-auth-required]:hover::after {
    content: attr(data-like-auth-tooltip);
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--dark, #2d3436);
    color: #fff;
    padding: 0.3rem 0.6rem;
    border-radius: 4px;
    font-size: 0.75rem;
    white-space: nowrap;
    z-index: 100;
    pointer-events: none;
}

.like-btn[data-like-auth-required] {
    position: relative;
}

/* Animation */
@keyframes like-pop {
    0% { transform: scale(1); }
    50% { transform: scale(1.3); }
    100% { transform: scale(1); }
}