:root {
    --ai-gap-xs: 12px;
    --ai-gap-sm: 16px;
    --ai-gap-md: 20px;
    --ai-gap-lg: 24px;
    --ai-gap-xl: 30px;
    
    --ai-container-max-width: 1000px;
    --ai-container-max-width-desktop: 900px;
    --ai-button-height: 56px;
    --ai-button-height-mobile: 52px;
    --ai-button-padding: 16px 24px;
    --ai-button-padding-mobile: 14px 20px;
    
    --ai-radius-base: 12px;
    --ai-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    
    --ai-border: #e5e7eb;
    --ai-shadow: rgba(0, 0, 0, 0.1);
}

@media (prefers-color-scheme: dark) {
    :root {
        --ai-border: #374151;
        --ai-shadow: rgba(0, 0, 0, 0.3);
    }
}

.ai-share-buttons-container {
    margin: 40px 0;
    padding: var(--ai-gap-xl) 0;
    border-top: 1px solid var(--ai-border);
    border-bottom: 1px solid var(--ai-border);
}

.ai-share-buttons-heading {
    text-align: center;
    margin-bottom: var(--ai-gap-xl);
}

.ai-share-buttons-heading p {
    margin: 0;
}

.ai-share-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--ai-gap-lg);
    max-width: var(--ai-container-max-width-desktop);
    margin: 0 auto;
    padding: 0 var(--ai-gap-md);
    justify-items: stretch;
}


.ai-share-button {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: var(--ai-gap-xs) !important;
    
    padding: var(--ai-button-padding);
    min-height: var(--ai-button-height);
    box-sizing: border-box;
    
    font-size: 15px;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    
    border: 2px solid transparent;
    border-radius: var(--ai-radius-base);
    box-shadow: var(--ai-shadow-sm);
    
    position: relative;
    /* overflow: hidden; */
}

.ai-share-button svg {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.ai-share-button span {
    white-space: nowrap;
    /* overflow: hidden; */
    /* text-overflow: ellipsis; */
}

.ai-share-button:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

.ai-share-button:focus:not(:focus-visible) {
    outline: none;
}

.ai-share-button.loading {
    pointer-events: none;
    opacity: 0.7;
}

.ai-share-button.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Admin interface styling */
input.error {
    border-color: #dc3232 !important;
    box-shadow: 0 0 2px rgba(220, 50, 50, 0.8) !important;
}

@media (prefers-contrast: high) {
    .ai-share-button {
        border-width: 3px;
        font-weight: 700;
    }
    
    .ai-share-button:hover {
        box-shadow: 0 0 0 3px currentColor;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ai-share-button {
        transition: none;
    }
    
    .ai-share-button:hover {
        transform: none;
    }
    
    .ai-share-button:hover svg {
        transform: none;
    }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@media (max-width: 991px) {
    .ai-share-buttons {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--ai-gap-md);
    }
}

@media (max-width: 767px) {
    .ai-share-buttons {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--ai-gap-sm);
        padding: 0 var(--ai-gap-sm);
        justify-items: stretch;
    }
    .ai-share-button {
        padding: var(--ai-button-padding-mobile);
        font-size: 14px;
        min-height: var(--ai-button-height-mobile);
    }
    
    .ai-share-button svg {
        width: 20px;
        height: 20px;
    }
}

@media (max-width: 479px) {
    .ai-share-buttons-heading {
        margin-bottom: var(--ai-gap-md) !important;
    }
    .ai-share-buttons {
        padding: 0 var(--ai-gap-xs) !important;
    }
    .ai-share-button {
        padding: var(--ai-button-padding-mobile) !important;
        font-size: 13px !important;
        margin-bottom: 0 !important;
        width: 100% !important;
    }
}