.search-container {
    position: relative;
    margin-bottom: 20px;
    width: 400px;
    margin-left: auto;
    margin-right: auto;
}

#search {
    width: 100%;
    padding: 16px 20px;
    font-size: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    background: rgba(0, 0, 0, 0.5);
    color: #fff;
    outline: none;
    transition: border-color 0.2s, background 0.2s;
}

#search:focus {
    border-color: rgba(255, 255, 255, 0.6);
    background: rgba(0, 0, 0, 0.7);
}

#search::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 30px;
    justify-content: center;
}

.tag {
    padding: 8px 16px;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
    user-select: none;
    color: #fff;
}

.tag:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}

.tag.active {
    background: #fff;
    color: #000;
    border-color: #fff;
}

.hub-separator {
    margin: 30px auto;
    max-width: 600px;
    text-align: center;
}

.separator-line {
    height: 2px;
    background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.3), transparent);
}

.hubs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.hub-card {
    background: rgba(0, 0, 0, 0.5);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 16px;
    padding: 24px;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    color: #fff;
    display: flex;
    flex-direction: column;
    text-align: left;
}

.hub-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.1);
}

.hub-card.highlight {
    border-color: #fff;
    background: rgba(255, 255, 255, 0.15);
}

.hub-card.highlight:hover {
    border-color: #fff;
    background: rgba(255, 255, 255, 0.25);
}

.hub-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.hub-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.hub-tag {
    font-size: 11px;
    padding: 4px 8px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    color: rgba(255, 255, 255, 0.8);
}

.hub-card.highlight .hub-tag {
    background: rgba(255, 255, 255, 0.3);
    color: #fff;
}

.hub-actions {
    display: flex;
    gap: 10px;
    margin-top: 16px;
}

.news-card .hub-actions {
    margin-top: auto;
    justify-content: center;
    align-items: center;
    min-height: 48px;
    padding-top: 8px;
}

.hub-action-btn {
    flex: 1;
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    border: none;
}

.hub-preview-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: #fff;
}

.hub-preview-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}

.hub-visit-btn {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.4);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hub-visit-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.6);
}

.hub-preview-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    justify-content: center;
    align-items: center;
    z-index: 2000;
    backdrop-filter: blur(10px);
}

.hub-preview-content {
    background: rgba(0, 0, 0, 0.9);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 16px;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    padding: 30px;
    position: relative;
    color: #fff;
    display: flex;
    flex-direction: column;
}

.hub-preview-content h2 {
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 1.8rem;
}

.hub-preview-content p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 20px;
}

.hub-preview-search {
    width: calc(100% - 32px);
    padding: 12px 16px;
    margin-bottom: 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    color: #fff;
    font-size: 14px;
    outline: none;
    transition: all 0.2s;
}

.hub-preview-search:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.4);
}

.hub-preview-search::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.hub-preview-list {
    flex: 1;
    overflow-y: auto;
    margin-bottom: 20px;
    scrollbar-width: none;
}

.hub-preview-list::-webkit-scrollbar {
    display: none;
}

.hub-preview-list::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 4px;
}

.hub-preview-list::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 4px;
}

.hub-preview-list::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

.hub-preview-item {
    display: inline-block;
    padding: 8px 14px;
    margin: 0 auto 10px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    transition: all 0.2s;
    word-wrap: break-word;
    overflow-wrap: break-word;
    white-space: normal;
    font-size: 16px;
    line-height: 1.5;
    max-width: 90%;
}

.hub-preview-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    color: #fff;
    transform: translateX(4px);
}

.hub-preview-visit-btn {
    display: block;
    padding: 14px 24px;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-radius: 8px;
    color: #fff;
    text-decoration: none;
    text-align: center;
    font-weight: 600;
    transition: all 0.2s;
}

.hub-preview-visit-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.6);
}

.no-results {
    text-align: center;
    padding: 60px 20px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 1.1rem;
}

.hidden {
    display: none;
}

@media (max-width: 768px) {
    .search-container {
        width: 100%;
        max-width: 100%;
        padding: 0 10px;
        box-sizing: border-box;
    }
    
    #search {
        width: 100%;
        box-sizing: border-box;
        padding: 12px 16px;
        font-size: 14px;
    }
    
    .hubs-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .hub-card {
        padding: 18px;
    }
    
    .hub-name {
        font-size: 1.1rem;
    }

    .tags {
        gap: 8px;
        padding: 0 10px;
    }

    .tag {
        font-size: 12px;
        padding: 6px 12px;
    }
    
    .hub-actions {
        flex-direction: row;
        gap: 8px;
    }
    
    .hub-action-btn {
        padding: 10px 12px;
        font-size: 13px;
    }
    
    .news-card .hub-actions {
        flex-direction: row;
    }
    
    .hub-preview-content {
        width: 95%;
        max-height: 85vh;
        padding: 20px;
    }
    
    .hub-preview-content h2 {
        font-size: 1.5rem;
    }
    
    .hub-preview-search {
        width: calc(100% - 24px);
        padding: 10px 12px;
        font-size: 14px;
    }
    
    .hub-preview-item {
        font-size: 14px;
        padding: 10px 12px;
        max-width: 100%;
    }
}