.hero {
    text-align: center;
    padding: 60px 20px;
    color: white;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 15px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
    animation: fadeInDown 0.8s ease-out;
}

.hero p {
    font-size: 20px;
    opacity: 0.9;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.category-section {
    margin-bottom: 50px;
}

.category-header {
    display: flex;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 3px solid rgba(255, 255, 255, 0.3);
}

.category-icon {
    font-size: 32px;
    margin-right: 15px;
}

.category-header h2 {
    color: white;
    font-size: 28px;
    font-weight: 600;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

.tool-card {
    background: white;
    border-radius: 10px;
    padding: 30px;
    text-decoration: none;
    color: #333;
    transition: all 0.3s;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.1), transparent);
    transition: left 0.5s;
}

.tool-card:hover::before {
    left: 100%;
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
}

.tool-icon {
    font-size: 40px;
    margin-bottom: 15px;
}

.tool-card h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: #667eea;
}

.tool-card p {
    color: #666;
    font-size: 14px;
    line-height: 1.6;
}