/* ------------------------------------------------------------
   Tools & Stack Premium Grid
------------------------------------------------------------ */
.tools-grid-premium {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.tool-category {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 1.5rem;
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.tool-category:hover {
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-5px);
}

.category-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 1rem;
}

.category-header h4 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 500;
    color: #f8fafc;
}

.category-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    box-shadow: 0 0 10px currentColor;
}

.category-indicator.frontend {
    background-color: #3b82f6;
    color: rgba(59, 130, 246, 0.5);
}

.category-indicator.backend {
    background-color: #a855f7;
    color: rgba(168, 85, 247, 0.5);
}

.category-indicator.db {
    background-color: #10b981;
    color: rgba(16, 185, 129, 0.5);
}

.category-indicator.cloud {
    background-color: #f59e0b;
    color: rgba(245, 158, 11, 0.5);
}

.tool-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.tool-pill {
    font-size: 0.95rem;
    color: #9ca3af;
    background: rgba(255, 255, 255, 0.03);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    border: 1px solid transparent;
    transition: all 0.2s ease;
    text-align: center;
}

.tool-category:hover .tool-pill:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.1);
}

@media (max-width: 992px) {
    .tools-grid-premium {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .tools-grid-premium {
        grid-template-columns: 1fr;
    }
}