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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: #0a1628;
    color: #f8fafc;
    line-height: 1.6;
    min-height: 100vh;
}

nav {
    position: sticky;
    top: 0;
    background-color: #0a1628;
    border-bottom: 1px solid #1e3a8a;
    z-index: 100;
}

nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
    padding: 1rem;
}

nav li {
    margin: 0 1rem;
}

nav a {
    color: #e2e8f0;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

nav a:hover,
nav a.active {
    color: #60a5fa;
}

.container {
    width: 90%;
    max-width: 720px;
    margin: 0 auto;
    padding: clamp(1rem, 5vw, 2rem);
}

.logo {
    width: 40vw;
    max-width: 400px;
    height: auto;
    margin: 0 auto 1.5rem;
    display: block;
    filter: drop-shadow(0 4px 12px rgba(0,0,0,0.35));
}

h1 {
    font-size: clamp(2rem, 5vw, 2.5rem);
    font-weight: 300;
    margin-bottom: 0.5rem;
    color: #f8fafc;
    text-align: center;
}

h2 {
    font-size: clamp(1.25rem, 3.5vw, 1.5rem);
    font-weight: 400;
    margin-bottom: 1.25rem;
    color: #cbd5e1;
    text-align: center;
}

h3 {
    font-size: clamp(1rem, 2.5vw, 1.1rem);
    font-weight: 600;
    margin-top: 1.5rem;
    color: #f8fafc;
}

p {
    font-size: clamp(1rem, 2.5vw, 1.05rem);
    margin: 0.85rem 0;
    color: #cbd5e1;
}

.note {
    font-size: 0.95rem;
    color: #94a3b8;
}

.email-link,
a[href^="tel:"] {
    color: #3b82f6;
    text-decoration: none;
    transition: color 0.3s ease;
}

.email-link:hover,
a[href^="tel:"]:hover {
    color: #60a5fa;
    text-decoration: underline;
}

.section {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #3b82f6;
}

address.address {
    margin-top: 0.5rem;
    font-style: normal;
    color: #cbd5e1;
    line-height: 1.7;
}

@media (max-width: 640px) {
    nav ul {
        flex-direction: column;
        align-items: center;
    }

    nav li {
        margin: 0.5rem 0;
    }

}

@media (max-width: 360px) {
    .logo {
        width: 50vw;
    }
}