/* Basislayout */
:root {
    color-scheme: light;
    font-family: Inter, system-ui, sans-serif;
    font-size: 16px;
    color: #1f2937;
    background: #f8fafc;
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    min-height: 100%;
}

body {
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
    line-height: 1.6;
}

.container {
    width: min(1100px, calc(100% - 2rem));
    margin: 0 auto;
}

.site-header {
    background: #111827;
    color: #f8fafc;
    padding: 1rem 0;
}

.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.logo {
    color: #f8fafc;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.2rem;
}

nav a {
    color: #d1d5db;
    text-decoration: none;
    margin-left: 1rem;
}

nav a:hover {
    color: #ffffff;
}

.hero {
    padding: 4rem 0;
    background: #e2e8f0;
}

.hero h1 {
    margin: 0 0 1rem;
    font-size: clamp(2rem, 4vw, 3.5rem);
}

.hero p {
    margin: 0 0 1.5rem;
    max-width: 32rem;
    color: #4b5563;
}

.button {
    display: inline-block;
    padding: 0.85rem 1.6rem;
    background: #111827;
    color: #ffffff;
    text-decoration: none;
    border-radius: 999px;
}

.content {
    padding: 3rem 0;
}

.content h2 {
    margin-top: 0;
}

.card-grid {
    display: grid;
    gap: 1rem;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    margin-top: 1.5rem;
}

.card {
    padding: 1.5rem;
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 1rem;
    box-shadow: 0 10px 20px rgba(15, 23, 42, 0.05);
}

.card h3 {
    margin-top: 0;
}

.contact-details p,
.contact-form h2 {
    margin: 0 0 1rem;
}

.contact-form form {
    display: grid;
    gap: 1rem;
    max-width: 560px;
}

.contact-form label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.35rem;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    border: 1px solid #d1d5db;
    border-radius: 0.75rem;
    background: #ffffff;
    font: inherit;
}

.contact-form textarea {
    resize: vertical;
}

.site-footer {
    background: #111827;
    color: #d1d5db;
    padding: 1.5rem 0;
}

.footer-grid {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

@media (min-width: 720px) {
    .footer-grid {
        flex-direction: row;
        justify-content: space-between;
    }
}

@media (max-width: 640px) {
    .site-header .container,
    .footer-grid {
        flex-direction: column;
        align-items: flex-start;
    }

    nav a {
        margin-left: 0;
        margin-right: 1rem;
    }
}