* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: #f4f6f8;
    color: #17202a;
    font-family: Arial, sans-serif;
}

a {
    color: inherit;
}

.mobile-header,
.desktop-header {
    background: #17202a;
    color: #fff;
}

.primary-button {
    display: inline-block;
    padding: 12px 20px;
    border-radius: 6px;
    background: #2874a6;
    color: #fff;
    font-weight: bold;
    text-decoration: none;
}

.card {
    padding: 22px;
    border-radius: 10px;
    background: #fff;
    box-shadow: 0 3px 14px rgb(0 0 0 / 10%);
}

footer {
    padding: 24px;
    background: #17202a;
    color: #fff;
    text-align: center;
}

/* Mobilna verzija */

.mobile-header {
    padding: 16px;
}

.mobile-header h1 {
    margin: 0;
}

.menu-button {
    width: 100%;
    margin-top: 15px;
    padding: 12px;
    border: 0;
    border-radius: 6px;
    background: #2874a6;
    color: #fff;
    font-size: 16px;
}

.mobile-navigation {
    margin-top: 12px;
}

.mobile-navigation a {
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid #44515e;
    text-decoration: none;
}

.mobile-hero,
.mobile-content {
    padding: 28px 16px;
}

.mobile-content .card {
    margin-bottom: 16px;
}

/* Desktop verzija */

.desktop-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 22px 8%;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    text-decoration: none;
}

.desktop-navigation {
    display: flex;
    gap: 28px;
}

.desktop-navigation a {
    text-decoration: none;
}

.desktop-hero {
    display: grid;
    min-height: 480px;
    padding: 80px 8%;
    align-items: center;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.desktop-hero h1 {
    margin-top: 0;
    font-size: 48px;
}

.hero-image {
    display: grid;
    min-height: 320px;
    border-radius: 16px;
    background: #d5dbdb;
    color: #566573;
    place-items: center;
}

.desktop-content {
    padding: 50px 8%;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}