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

:root {
    --primary: #004d70;
    --accent: #30c5f4;
    --bg: #ffffff;
    --text: #555;
    --border: #e2e2e2;
}

body {
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight: 400;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 880px;
    margin: 0 auto;
    padding: 0 40px;
}

/* Hero — just the logo, nothing else */
.hero {
    padding: 160px 0 80px;
    text-align: center;
}

.logo {
    width: 320px;
    height: auto;
    display: block;
    margin: 0 auto;
}

/* Products */
.products {
    padding: 0 0 120px;
}

.product-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.product-card {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px;
    border: 1px solid var(--border);
    text-decoration: none;
    transition: border-color 0.15s ease;
}

.product-card:hover {
    border-color: var(--primary);
}

.product-name {
    font-weight: 500;
    font-size: 18px;
    color: var(--primary);
}

/* Nav */
.nav {
    padding: 24px 0;
}

.nav-logo-img {
    width: 48px;
    height: auto;
}

/* About */
.about {
    padding: 80px 0 120px;
    max-width: 600px;
    margin: 0 auto;
}

.about-title {
    font-weight: 500;
    font-size: 24px;
    color: var(--primary);
    margin-bottom: 32px;
}

.about-text {
    font-weight: 300;
    font-size: 16px;
    color: var(--text);
    line-height: 1.9;
}

/* Footer */
.footer {
    padding: 32px 0;
    border-top: 1px solid var(--border);
    text-align: center;
}

.footer-name, .footer-sep {
    font-weight: 300;
    font-size: 12px;
    color: #bbb;
    letter-spacing: 0.1em;
}

.footer-sep {
    margin: 0 8px;
}

.footer-link {
    font-weight: 400;
    font-size: 12px;
    color: var(--primary);
    letter-spacing: 0.1em;
    text-decoration: none;
}

.footer-link:hover {
    color: var(--accent);
}

@media (max-width: 768px) {
    .container { padding: 0 24px; }
    .hero { padding: 100px 0 60px; }
    .logo { width: 240px; }
    .product-grid { grid-template-columns: 1fr; gap: 16px; }
    .product-card { padding: 28px 24px; }
}