.page-home {
  display: flex;
  gap: var(--spacing-xl);
  align-items: start;
}
.page-home .main {
  flex: 1;
  min-width: 0;
}

.site-sidebar {
    width: 160px;
    flex-shrink: 0;
    position: sticky;
    top: calc(var(--header-h) + var(--spacing-md));
    max-height: calc(100vh - var(--header-h) - var(--spacing-md) * 2);
    overflow-y: auto;
    z-index: 10;
}

.site-nav-group {
    position: relative;
    border-bottom: 1px solid var(--c-border-light);
}
.site-nav-group:last-child {
    border-bottom: none;
}

.site-nav-parent {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--c-text);
    cursor: default;
    transition: background .15s;
}
.site-nav-group:hover > .site-nav-parent {
    background: var(--c-primary-light);
    color: var(--c-primary);
}
.site-nav-arrow {
    font-size: 9px;
    color: var(--c-text-muted);
    transition: transform .15s, color .15s;
}
.site-nav-group:hover .site-nav-arrow {
    transform: translateX(2px);
    color: var(--c-primary);
}

/* Flyout */
.site-flyout {
    position: fixed;
    min-width: 150px;
    max-width: 150px;
    background: var(--c-surface);
    border: 1px solid var(--c-border-light);
    border-radius: var(--radius-md);
    box-shadow: 0 4px 20px rgba(0,0,0,.12);
    padding: 8px 0;
    display: none;
    z-index: 100;
}
.site-flyout.visible {
    display: block;
}
.site-flyout ul {
    list-style: none;
    margin: 0;
    padding: 0;
}
.site-flyout li a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 16px;
    font-size: var(--text-sm);
    color: var(--c-text-secondary);
    text-decoration: none;
    transition: color .15s, background .15s;
    white-space: nowrap;
}
.site-flyout li a:hover {
    color: var(--c-primary);
    background: var(--c-primary-light);
}
.site-flyout li a small {
    font-size: var(--text-xs);
    color: var(--c-text-muted);
    background: var(--c-bg);
    padding: 0 6px;
    border-radius: 8px;
    line-height: 1.6;
    margin-left: 12px;
    flex-shrink: 0;
}

/* Content sections */
.site-section {
    margin-bottom: var(--spacing-xl);
    scroll-margin-top: calc(var(--header-h) + var(--spacing-lg));
    background: var(--c-surface);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg) var(--spacing-lg) var(--spacing-sm);
    box-shadow: var(--shadow-sm);
}
.site-section-title {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--c-text);
    padding-bottom: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: 8px;
}
.site-section-title::before {
    content: '';
    width: 4px;
    height: 18px;
    background: var(--c-primary);
    border-radius: 2px;
    flex-shrink: 0;
}

/* Site cards */
.site-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-sm);
}
.site-list li {
    background: var(--c-bg);
    border-radius: var(--radius-md);
}
.site-list li a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    text-decoration: none;
    color: var(--c-text);
    overflow: hidden;
}

.site-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: var(--c-surface);
    border: 1px solid var(--c-border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.site-list li:hover .site-icon {
    animation: icon-jump 1.2s ease 1;
}
.site-icon img {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

.site-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 3px;
}
.site-name {
    font-size: var(--text-sm);
    font-weight: 600;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    transition: color .15s;
}
.site-list li:hover .site-name {
    color: var(--c-primary);
}
.site-desc {
    font-size: var(--text-xs);
    color: var(--c-text-muted);
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

@media (max-width: 1023px) {
    .site-sidebar {
        display: none;
    }
    .site-list {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    }
}