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

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #f5f7fa;
    color: #172033;
    line-height: 1.6;
}

.container {
    width: min(1120px, calc(100% - 40px));
    margin: 0 auto;
}

.header {
    background: #ffffff;
    border-bottom: 1px solid #e7eaf0;
}

.nav {
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-size: 23px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

nav {
    display: flex;
    gap: 28px;
}

nav a {
    color: #4d5768;
    text-decoration: none;
    font-size: 15px;
}

nav a:hover {
    color: #172033;
}

.hero {
    padding: 110px 0 100px;
    background: linear-gradient(135deg, #ffffff 0%, #eef2f8 100%);
}

.badge {
    display: inline-block;
    padding: 7px 13px;
    margin-bottom: 24px;
    border-radius: 30px;
    background: #e5ebf5;
    color: #44516a;
    font-size: 13px;
    font-weight: 600;
}

h1 {
    max-width: 760px;
    font-size: clamp(42px, 6vw, 72px);
    line-height: 1.05;
    letter-spacing: -2.5px;
    margin-bottom: 28px;
}

.hero p {
    max-width: 680px;
    color: #5d6879;
    font-size: 19px;
    margin-bottom: 36px;
}

.buttons {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

.button {
    display: inline-block;
    padding: 13px 21px;
    border-radius: 9px;
    text-decoration: none;
    font-weight: 600;
}

.primary {
    background: #172033;
    color: #ffffff;
}

.secondary {
    background: #ffffff;
    color: #172033;
    border: 1px solid #dce1e9;
}

.features {
    padding: 80px 0;
    background: #ffffff;
}

.cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.card {
    padding: 30px;
    border: 1px solid #e5e8ee;
    border-radius: 14px;
    background: #ffffff;
}

.icon {
    margin-bottom: 22px;
    font-size: 13px;
    font-weight: 700;
    color: #657188;
}

.card h2 {
    margin-bottom: 12px;
    font-size: 22px;
}

.card p {
    color: #687386;
}

footer {
    padding: 30px 0;
    background: #172033;
    color: #aeb7c7;
}

.footer {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    font-size: 14px;
}

@media (max-width: 760px) {
    .nav {
        height: auto;
        padding: 20px 0;
        align-items: flex-start;
        gap: 15px;
        flex-direction: column;
    }

    nav {
        gap: 16px;
        flex-wrap: wrap;
    }

    .hero {
        padding: 75px 0;
    }

    h1 {
        letter-spacing: -1.5px;
    }

    .cards {
        grid-template-columns: 1fr;
    }

    .footer {
        flex-direction: column;
    }
}