/* ============================================
   SKILLS SECTION
   ============================================ */

.skills {
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 50%, #ffffff 100%);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.75rem;
}

.skill-category {
    background: white;
    padding: 2rem;
    border-radius: 24px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
    border: 1px solid var(--border-color);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.skill-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #3b82f6 0%, #2563eb 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.skill-category:hover {
    box-shadow: 0 12px 40px rgba(59, 130, 246, 0.15);
    transform: translateY(-6px);
    border-color: rgba(59, 130, 246, 0.3);
}

.skill-category:hover::before {
    transform: scaleX(1);
}

.skill-category h3 {
    display: flex;
    align-items: center;
    gap: 0.875rem;
    font-size: 1.25rem;
    margin-bottom: 1.75rem;
    color: var(--text-dark);
    font-weight: 700;
}

.skill-category i {
    font-size: 1.4rem;
    color: var(--accent-color);
    transition: transform 0.3s ease;
}

.skill-category:hover i {
    transform: scale(1.1);
}

.skill-items {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.skill-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 0.875rem;
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.skill-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.skill-item:hover {
    padding-left: 0.625rem;
}

.skill-item.past-skill {
    opacity: 0.5;
    filter: grayscale(20%);
}

.skill-item-name {
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.skill-item-bar {
    height: 6px;
    background: var(--border-color);
    border-radius: 999px;
    margin-top: 0.5rem;
    overflow: hidden;
}

.skill-item-progress {
    height: 100%;
    background: linear-gradient(90deg, #3b82f6 0%, #2563eb 100%);
    border-radius: 999px;
    animation: fillProgress 1.2s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

@keyframes fillProgress {
    from {
        width: 0;
    }
    to {
        width: var(--progress, 80%);
    }
}

/* Skill tags styling */
.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.skill-tags span {
    background: white;
    padding: 0.65rem 1.25rem;
    border-radius: 999px;
    font-size: 0.875rem;
    color: var(--text-dark);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border-color);
    font-weight: 500;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
}

.skill-tags span:hover {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.3);
    border-color: transparent;
}

.skill-tags span.past-skill {
    opacity: 0.5;
    filter: grayscale(30%);
    font-style: italic;
}

.skill-tags span.past-skill:hover {
    opacity: 0.85;
    filter: grayscale(0%);
}

.skill-tag-highlight {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.08) 0%, rgba(37, 99, 235, 0.08) 100%) !important;
    border: 1px solid rgba(59, 130, 246, 0.3) !important;
    color: var(--accent-color) !important;
    font-weight: 600;
}

.skill-tag-highlight:hover {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%) !important;
    color: white !important;
    border-color: transparent !important;
}