* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
body {
    font-family: 'Raleway', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
}
header {
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('../img/laptopBackground.jpg') center/cover no-repeat;
    color: white;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 20px;
}
header h1 {
    font-size: 3.5em;
    font-weight: 700;
}
header p {
    font-size: 1.5em;
    margin-top: 20px;
    max-width: 700px;
}
header a {
    margin-top: 30px;
    padding: 14px 30px;
    background: #00a86b;
    color: white;
    text-decoration: none;
    font-size: 1.1em;
    border-radius: 8px;
    transition: background 0.3s ease;
}
header a:hover {
    background: #008a5e;
}
section {
    padding: 80px 20px;
    max-width: 1000px;
    margin: auto;
}
.section-colored {
    width: 100%;
    padding: 80px 20px;
}
.bg-light {
    background-color: #ffffff;
}
.bg-muted {
    background-color: #f0f0f0;
}
.bg-highlight {
    background-color: #e8fff1;
}
h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2.4em;
}
p, ul, ol {
    font-size: 1.1em;
    line-height: 1.8;
}
ul, ol {
    margin-top: 20px;
    padding-left: 20px;
}
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}
.card {
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    padding: 30px;
    text-align: center;
}
.card i {
    font-size: 2.5em;
    margin-bottom: 20px;
    color: #00a86b;
}
.highlight {
    background-color: #dfffe9;
    border-left: 5px solid #00a86b;
    padding: 20px;
    margin-top: 40px;
    font-style: italic;
}
footer {
    text-align: center;
    background: #111;
    color: white;
    padding: 40px 20px;
}
@media (max-width: 600px) {
    header h1 {
        font-size: 2.2em;
    }
}