* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 18px;
    line-height: 1.6;
    color: #1b2a3a;
    background: #f3f5f8;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: #0b4ea2;
}

.container {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px;
}

.site-header {
    background: #ffffff;
    border-bottom: 1px solid #d8dee8;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
    padding-top: 12px;
    padding-bottom: 10px;
}

.site-branding {
    display: flex;
    align-items: center;
}

.logo-image-link {
    display: inline-block;
    text-decoration: none;
}

.site-logo-image {
    width: 360px;
    max-width: 100%;
    height: auto;
    display: block;
}

.header-contact a {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: #0b63c9;
    font-weight: 700;
    font-size: 1.1rem;
    padding: 12px 20px;
    border: 1px solid #cfd7e2;
    border-radius: 30px;
    background: #ffffff;
    transition: 0.2s;
}

.header-contact a::before {
    content: "☎";
    font-size: 1.1rem;
    line-height: 1;
}

.header-contact a:hover {
    background: #0b63c9;
    color: #ffffff;
    border-color: #0b63c9;
}

.main-nav {
    padding: 8px 0 18px;
}

.main-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 28px;
}

.main-nav li {
    margin: 0;
    padding: 0;
}

.main-nav a {
    display: inline-block;
    text-decoration: none;
    color: #123d73;
    font-weight: 700;
    font-size: 1rem;
    padding: 6px 0;
}

.main-nav a:hover,
.main-nav a.active {
    color: #0b63c9;
}

.site-main {
    display: block;
}

.hero {
    padding: 56px 0 36px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 42px;
    align-items: start;
}

.eyebrow {
    margin: 0 0 14px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-size: 0.95rem;
    font-weight: 700;
    color: #0b63c9;
}

.hero h1 {
    margin: 0 0 22px;
    font-size: 4rem;
    line-height: 1.06;
    color: #142033;
}

.hero p {
    margin: 0 0 24px;
    font-size: 1.2rem;
    color: #4c5f77;
    max-width: 900px;
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 28px;
}

.btn {
    display: inline-block;
    padding: 16px 24px;
    border-radius: 16px;
    text-decoration: none;
    font-weight: 700;
    border: 1px solid #123d73;
    transition: 0.2s ease;
}

.btn-primary {
    background: #123d73;
    color: #ffffff;
}

.btn-secondary {
    background: #ffffff;
    color: #123d73;
}

.info-card {
    background: #ffffff;
    border: 1px solid #d9dee7;
    border-radius: 24px;
    padding: 28px 28px 24px;
    box-shadow: 0 8px 30px rgba(18, 61, 115, 0.06);
}

.info-card h2,
.info-card h3 {
    margin-top: 0;
    margin-bottom: 18px;
    font-size: 2rem;
    color: #142033;
}

.info-card ul {
    margin: 0;
    padding-left: 22px;
}

.section {
    padding: 28px 0 56px;
}

.section h2 {
    margin-top: 0;
    margin-bottom: 18px;
    font-size: 2.3rem;
    color: #142033;
}

.section p {
    margin-top: 0;
    margin-bottom: 18px;
    color: #33465d;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 28px;
}

.feature-box {
    background: #ffffff;
    border: 1px solid #d9dee7;
    border-radius: 20px;
    padding: 24px;
}

.feature-box h3 {
    margin-top: 0;
    margin-bottom: 12px;
    font-size: 1.35rem;
    color: #142033;
}

.feature-box p {
    margin: 0 0 14px;
}

.site-footer {
    background: #ffffff;
    border-top: 1px solid #d8dee8;
    padding: 26px 0;
    margin-top: 30px;
}

.site-footer p {
    margin: 0 0 8px;
    color: #5a6b80;
}

.site-footer p:last-child {
    margin-bottom: 0;
}

@media (max-width: 980px) {
    .header-top {
        flex-direction: column;
        align-items: flex-start;
    }

    .site-logo-image {
        width: 300px;
    }

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

    .hero h1 {
        font-size: 2.8rem;
    }

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

@media (max-width: 640px) {
    .container {
        padding: 0 18px;
    }

    .site-logo-image {
        width: 240px;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 8px;
    }

    .hero {
        padding-top: 36px;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .info-card {
        padding: 22px 20px;
    }

    .section h2 {
        font-size: 1.8rem;
    }

    .btn {
        width: 100%;
        text-align: center;
    }
}