.subdomain-page-section {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Customize cards for expansion */
.subdomain-card {
    cursor: pointer;
    user-select: none;
    transition: border-color var(--transition-speed) var(--transition-timing),
        background-color var(--transition-speed) var(--transition-timing);
}

.expand-indicator {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    transition: transform var(--transition-speed) var(--transition-timing),
        color var(--transition-speed) var(--transition-timing);
    margin-left: auto;
}

.subdomain-card:hover .expand-indicator {
    color: var(--color-accent);
}

.subdomain-card.expanded {
    border-color: var(--color-border-hover);
    background-color: var(--color-bg-surface-hover);
}

.subdomain-card.expanded .expand-indicator {
    transform: rotate(90deg);
    color: var(--color-accent);
}

/* Expandable content drawer */
.card-drawer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s var(--transition-timing), opacity 0.3s var(--transition-timing);
    opacity: 0;
}

.subdomain-card.expanded .card-drawer {
    max-height: 380px;
    opacity: 1;
}

/* OG Preview layout */
.og-preview {
    border-top: 1px dashed var(--color-border);
    margin-top: 0.85rem;
    padding-top: 0.85rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.og-image-wrapper {
    width: 100%;
    height: 160px;
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid var(--color-border);
    position: relative;
    background-color: var(--color-bg-base);
}

.og-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity var(--transition-speed) var(--transition-timing);
}

.og-image.loaded {
    opacity: 1;
}

.og-text {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.og-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.og-desc {
    font-size: 0.8125rem;
    color: var(--color-text-secondary);
    line-height: 1.5;
}

.og-badge {
    font-size: 0.65rem;
    font-family: var(--font-mono);
    text-transform: uppercase;
    color: var(--color-accent);
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

/* Shimmer loading layout */
.shimmer-container {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.shimmer {
    background: linear-gradient(90deg,
            var(--color-bg-surface) 25%,
            var(--color-border) 50%,
            var(--color-bg-surface) 75%);
    background-size: 200% 100%;
    animation: loading-shimmer 1.5s infinite linear;
}

@keyframes loading-shimmer {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}

.shimmer-img {
    width: 100%;
    height: 160px;
    border-radius: 4px;
}

.shimmer-line {
    height: 12px;
    border-radius: 2px;
}

.shimmer-line.title {
    width: 40%;
}

.shimmer-line.desc1 {
    width: 90%;
}

.shimmer-line.desc2 {
    width: 75%;
}

/* Open active subdomains */
.visit-link {
    align-self: flex-start;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-accent);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    margin-top: 0.25rem;
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-speed) var(--transition-timing);
}

.visit-link:hover {
    border-bottom-color: var(--color-accent);
}

.visit-link-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-accent);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 600;
    border: 1px solid var(--color-border);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all var(--transition-speed) var(--transition-timing);
    margin-top: 0.75rem;
    margin-bottom: 0.75rem;
}

.visit-link-btn:hover {
    background-color: var(--color-accent);
    color: var(--color-bg-base);
    border-color: var(--color-accent);
}

.visit-link-btn .arrow-visit {
    transition: transform var(--transition-speed) var(--transition-timing);
    display: inline-block;
}

.visit-link-btn:hover .arrow-visit {
    transform: translateX(3px);
}