* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: "Segoe UI", Roboto, Arial, sans-serif;
}

body {
    background: #ffffff;
    color: #000000;
    line-height: 1.6;
}

.container {
    max-width: 1100px;
    margin: auto;
    padding: 40px 20px;
}

header {
    text-align: center;
    margin-bottom: 40px;
}

header h1 {
    color: #283e78;
    font-size: 3rem;
    margin-bottom: 10px;
}

.subtitle {
    color: #aaa;
    font-size: 0.95rem;
}

.subtitle a {
    color: #283e78;
    text-decoration: none;
}

.card {
    background: #35509c;
    border-left: 5px solid #131d3a;
    padding: 25px;
    margin-bottom: 25px;
    border-radius: 8px;
    box-shadow: 0 0 15px rgba(0,0,0,0.4);
}

.card h2 {
    color: #ffffff;
    margin-bottom: 15px;
}

.card h3 {
    margin-top: 20px;
    margin-bottom: 10px;
    color: #ffffff;
}

ul {
    list-style: none;
}

ul li {
    margin-bottom: 8px;
}

a {
    color: #131d3a;
    text-decoration: none;
    transition: 0.2s;
    font-weight: 900
}

a:hover {
    color: #ffffff;
    text-decoration: underline;
    font-weight: 900
}

.tools li {
    font-size: 0.95rem;
    color: #ccc;
}

footer {
    text-align: center;
    margin-top: 40px;
    color: #666;
    font-size: 0.9rem;
}