* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: #f4f6f9;
    color: #333;
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: auto;
}

header {
    background: #111827;
    padding: 15px 0;
}

.logo {
    color: #fff;
    font-size: 22px;
    font-weight: 600;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav a {
    color: #fff;
    text-decoration: none;
    margin-left: 20px;
    font-size: 14px;
}

nav a:hover {
    text-decoration: underline;
}

.hero {
    background: linear-gradient(135deg, #2563eb, #1e3a8a);
    color: #fff;
    text-align: center;
    padding: 80px 20px;
}

.hero h2 {
    font-size: 32px;
    margin-bottom: 15px;
}

.hero p {
    margin-bottom: 20px;
}

.btn {
    display: inline-block;
    background: #fff;
    color: #2563eb;
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 500;
}

.btn:hover {
    background: #e5e7eb;
}

.tools {
    padding: 60px 0;
    text-align: center;
}

.tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.card {
    background: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    transition: 0.3s ease;
}

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

.card h3 {
    margin-bottom: 10px;
    color: #2563eb;
}

.about {
    background: #ffffff;
    padding: 60px 20px;
    text-align: center;
}

footer {
    background: #111827;
    color: #fff;
    text-align: center;
    padding: 15px 0;
    font-size: 14px;
}