* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    background: #f7f7f7;
    line-height: 1.6;
}

.hero {
    background: linear-gradient(to bottom right, #006cff, #00d0ff);
    color: white;
    padding: 100px 20px;
    text-align: center;
}

.btn-primary {
    display: inline-block;
    background: white;
    color: #006cff;
    padding: 12px 25px;
    font-weight: bold;
    margin-top: 20px;
    text-decoration: none;
    border-radius: 6px;
}

.intro, .why-section, .categories, .faq {
    max-width: 1100px;
    margin: 50px auto;
    padding: 0 20px;
}

.tools-grid {
    max-width: 1200px;
    margin: 70px auto;
    padding: 0 20px;
}

.tools-grid h2 {
    text-align: center;
    margin-bottom: 30px;
}

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

.tool-card {
    background: white;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.08);
    transition: 0.3s;
}

.tool-card:hover {
    transform: translateY(-5px);
}

.btn-secondary {
    display: inline-block;
    margin-top: 15px;
    padding: 10px 20px;
    text-decoration: none;
    background: #006cff;
    color: white;
    border-radius: 6px;
}

.categories .category {
    background: white;
    padding: 25px;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.06);
}

.faq-item {
    margin-bottom: 20px;
}

footer {
    background: #222;
    color: white;
    padding: 25px;
    text-align: center;
}