* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: #172033;
    font-family: Arial, sans-serif;
    background: #fff;
}

a {
    text-decoration: none;
    color: inherit;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 10;
    background: #ffffffeb;
    backdrop-filter: blur(12px);
    border-bottom: 1px solid #eee;
    padding: 18px 7%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-logo {
    font-size: 21px;
    font-weight: 800;
}

.site-nav {
    display: flex;
    gap: 25px;
    font-size: 13px;
    color: #667085;
}

.site-nav a:hover {
    color: #111;
}

.site-btn {
    display: inline-block;
    padding: 12px 17px;
    border-radius: 8px;
    background: var(--brand);
    color: #fff;
    font-weight: 700;
    font-size: 12px;
}

.hero {
    padding: 100px 7%;
    min-height: 540px;
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    background: var(--hero, #f6f8ff);
}

.hero h1 {
    font-size: clamp(45px, 6vw, 76px);
    line-height: 0.95;
    margin: 20px 0;
    letter-spacing: -4px;
}

.hero p {
    max-width: 570px;
    color: #667085;
    line-height: 1.8;
}

.eyebrow {
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--brand);
}

.hero-card {
    padding: 35px;
    border-radius: 24px;
    background: #fff;
    box-shadow: 0 25px 70px #00000012;
}

.hero-card .big {
    font-size: 65px;
}

.hero-card p {
    margin: 5px 0;
}

.section {
    padding: 90px 7%;
}

.section-title {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 50px;
}

.section-title h2 {
    font-size: 42px;
    margin: 12px 0;
}

.section-title p {
    color: #667085;
    line-height: 1.7;
}

.cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.card {
    padding: 28px;
    border: 1px solid #eaecf0;
    border-radius: 16px;
    background: #fff;
}

.card .icon {
    font-size: 30px;
}

.card h3 {
    margin: 18px 0 10px;
}

.card p {
    color: #667085;
    line-height: 1.7;
    font-size: 13px;
}

.band {
    padding: 70px 7%;
    background: var(--dark, #172033);
    color: #fff;
    text-align: center;
}

.band h2 {
    font-size: 38px;
}

.gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.gallery div {
    height: 180px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--brand), #fff);
    display: grid;
    place-items: center;
    font-size: 45px;
}

.contact {
    padding: 90px 7%;
    background: #f7f8fa;
}

.contact form {
    max-width: 650px;
    margin: auto;
    display: grid;
    gap: 12px;
}

.contact input,
.contact textarea {
    padding: 14px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font: inherit;
}

.contact textarea {
    min-height: 120px;
}

.site-footer {
    padding: 30px 7%;
    display: flex;
    justify-content: space-between;
    color: #667085;
    font-size: 12px;
    border-top: 1px solid #eee;
}

@media (max-width: 800px) {
    .site-nav {
        display: none;
    }

    .hero {
        grid-template-columns: 1fr;
        gap: 35px;
    }

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

    .hero {
        padding: 80px 6%;
    }

    .section,
    .contact {
        padding: 70px 6%;
    }

    .site-footer {
        flex-direction: column;
        gap: 15px;
    }
}