/* Cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 32px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.card:hover {
    transform: translateY(-4px);
    border-color: rgba(5, 194, 116, 0.4);
    box-shadow: var(--shadow-lg);
}

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

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.card-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.card-subtitle {
    font-size: 15px;
    color: var(--accent-secondary);
    font-weight: 600;
    margin-bottom: 16px;
}

.card-meta {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.card-description {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 16px;
}

.card-list {
    list-style: none;
    margin-top: 16px;
}

.card-list li {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
}

.card-list li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent-secondary);
    font-weight: bold;
}

/* Tags */
.tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.tag {
    display: inline-block;
    padding: 6px 14px;
    background: var(--tag-bg);
    border: 1px solid var(--tag-border);
    border-radius: 8px;
    color: var(--tag-text);
    font-size: 13px;
    font-weight: 600;
    transition: all 0.2s ease;
}

.tag:hover {
    background: var(--tag-hover-bg);
    border-color: var(--tag-hover-border);
    transform: translateY(-2px);
}

/* Skills Grid */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.skill-category {
    background: var(--skill-category-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 28px;
}

.skill-category h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--accent-secondary);
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 48px;
}

.contact-card {
    background: var(--contact-card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 32px;
    text-align: center;
    transition: all 0.3s ease;
    text-decoration: none;
    display: block;
}

.contact-card:hover {
    transform: translateY(-4px);
    border-color: rgba(5, 194, 116, 0.5);
    box-shadow: var(--shadow-lg);
}

.contact-icon {
    font-size: 40px;
    margin-bottom: 16px;
    display: block;
}

.contact-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.contact-card p {
    color: var(--text-secondary);
    font-size: 15px;
}

/* Responsive Cards */
@media (max-width: 768px) {
    .card-grid {
        grid-template-columns: 1fr;
    }

    .skills-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }
}