:root {
    --primary: #4caf50;
    --primary-dark: #388e3c;
    --accent: #ffd740;
    --text: #424242;
    --light: #fbfff8;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: Roboto, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    color: var(--text);
    background: var(--light);
    line-height: 1.6;
}

a { color: var(--primary-dark); }

/* Header */

.topbar {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    min-height: 64px;
    background: var(--primary);
    box-shadow: 0 2px 4px rgba(0, 0, 0, .2);
}

.brand {
    color: #fff;
    font-size: 20px;
    font-weight: 500;
    text-decoration: none;
}

.topbar nav a {
    color: #fff;
    text-decoration: none;
    margin-left: 24px;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: .04em;
}

.topbar nav a:hover { text-decoration: underline; }

/* Hero */

.hero {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 64px);
    padding: 60px 20px;
    text-align: center;
    color: #fff;
    background: linear-gradient(rgba(0, 0, 0, .25), rgba(0, 0, 0, .35)), url(img/landingpage-BG.jpg) center / cover fixed;
}

.hero__content {
    max-width: 760px;
    text-shadow: 1px 1px 4px rgba(0, 0, 0, .6);
}

.badge {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 20px;
    background: var(--accent);
    color: #333;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .1em;
    font-size: 13px;
    text-shadow: none;
}

.hero h1 {
    margin: 24px 0 16px;
    font-size: clamp(32px, 6vw, 56px);
    font-weight: 400;
    line-height: 1.15;
}

.lead {
    font-size: clamp(18px, 2.4vw, 24px);
    margin: 0 0 32px;
}

.notice {
    font-size: 17px;
    margin: 0 0 32px;
}

.button {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 3px;
    background: var(--accent);
    color: #333;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: .04em;
    text-decoration: none;
    text-shadow: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, .3);
    transition: box-shadow .2s;
}

.button:hover { box-shadow: 0 4px 10px rgba(0, 0, 0, .4); }

.small { margin-top: 24px; }

.hero a:not(.button) { color: #fff; }

/* Claim */

.claim {
    padding: 80px 20px;
    text-align: center;
}

.claim h2 {
    margin: 0 0 24px;
    font-weight: 400;
    font-size: clamp(24px, 3.5vw, 34px);
}

.features {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}

.features li {
    padding: 8px 18px;
    border-radius: 20px;
    background: #fff;
    border: 2px solid var(--primary);
    color: var(--primary-dark);
    font-weight: 500;
}

/* FAQ */

.faq {
    padding: 60px 20px 80px;
    background: linear-gradient(rgba(0, 0, 0, .2), rgba(0, 0, 0, .2)), url(img/landingpage-BG.jpg) center / cover fixed;
}

.faq h2 {
    text-align: center;
    color: #fff;
    font-weight: 400;
    font-size: 32px;
    margin: 0 0 32px;
    text-shadow: 1px 1px 4px rgba(0, 0, 0, .6);
}

.faq h2 small { font-size: 18px; }

.card {
    max-width: 860px;
    margin: 0 auto;
    padding: 24px 40px;
    background: #fff;
    border-radius: 2px;
    box-shadow: 0 2px 2px rgba(0, 0, 0, .14), 0 3px 1px -2px rgba(0, 0, 0, .2), 0 1px 5px rgba(0, 0, 0, .12);
}

.card h3 {
    margin: 24px 0 4px;
    font-size: 19px;
    font-weight: 500;
    color: var(--primary-dark);
}

.card p { margin: 0 0 8px; }

.callout {
    max-width: 860px;
    margin: 24px auto 0;
    padding: 16px 24px;
    background: var(--accent);
    border-radius: 2px;
    text-align: center;
}

.callout a { color: #333; font-weight: 500; }

/* Content pages (Impressum) */

.page {
    max-width: 860px;
    margin: 40px auto 60px;
    padding: 0 20px;
}

.page > h1 {
    text-align: center;
    font-weight: 400;
    margin: 0 0 24px;
}

.page .card h2 {
    margin: 32px 0 8px;
    font-weight: 500;
    color: var(--primary-dark);
}

/* Footer */

.footer {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
    padding: 24px;
    background: #424242;
    color: #9e9e9e;
    font-size: 14px;
}

.footer strong { color: #fff; margin-right: 16px; }

.footer a {
    color: #9e9e9e;
    text-decoration: none;
    margin-right: 16px;
}

.footer a:hover { color: #fff; }

@media (max-width: 600px) {
    .topbar { padding: 0 16px; }
    .topbar nav a { margin-left: 14px; }
    .card { padding: 16px 20px; }
    /* fixed backgrounds are janky on mobile browsers */
    .hero, .faq { background-attachment: scroll; }
}