/* ============================================
   PREMIUM SKILLS SECTION - CATEGORIZED
   ============================================ */

/* Skills Categories Container */
.skills-categories {
    display: flex;
    flex-direction: column;
    gap: var(--space-3xl);
}

/* Category Block */
.skill-category-block {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    transition: var(--transition-base);
}

.skill-category-block:hover {
    border-color: rgba(255, 255, 255, 0.1);
}

/* Category Header */
.category-title {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.category-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    color: white;
}

.category-icon svg {
    width: 24px;
    height: 24px;
}

.category-title h3 {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--text-primary);
}

.category-title .tech-count {
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin-left: auto;
}

/* Skills Grid inside Category */
.category-skills {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: var(--space-md);
}

/* Individual Skill Card */
.skill-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-lg) var(--space-md);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.15), transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.skill-card:hover {
    transform: translateY(-6px) scale(1.02);
    border-color: var(--accent-primary);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3),
        0 0 30px rgba(99, 102, 241, 0.15);
}

.skill-card:hover::before {
    opacity: 1;
}

.skill-card-icon {
    position: relative;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
    transition: transform 0.4s ease;
}

.skill-card:hover .skill-card-icon {
    transform: scale(1.1);
}

.skill-card-icon svg {
    width: 40px;
    height: 40px;
}

.skill-card-name {
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
    z-index: 1;
    line-height: 1.3;
}

/* Responsive */
@media (max-width: 768px) {
    .category-skills {
        grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
        gap: var(--space-sm);
    }

    .skill-card {
        padding: var(--space-md) var(--space-sm);
    }

    .skill-card-icon {
        width: 36px;
        height: 36px;
    }

    .skill-card-icon svg {
        width: 32px;
        height: 32px;
    }

    .skill-category-block {
        padding: var(--space-lg);
    }
}