/* Layout: ruhige, breite Abschnitte; Grün und Anthrazit aus dem Logo; Zahlen und Fakten in Mono-Optik. */
@font-face { font-family: 'Archivo'; font-weight: 800; font-display: swap; src: url(fonts/archivo-latin-800-normal.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+2000-206F, U+20AC; }
@font-face { font-family: 'Archivo'; font-weight: 800; font-display: swap; src: url(fonts/archivo-latin-ext-800-normal.woff2) format('woff2'); unicode-range: U+0100-02AF, U+1E00-1EFF, U+20A0-20AB, U+20AD-20CF; }
@font-face { font-family: 'Source Sans 3'; font-weight: 400; font-display: swap; src: url(fonts/source-sans-3-latin-400-normal.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+2000-206F, U+20AC; }
@font-face { font-family: 'Source Sans 3'; font-weight: 400; font-display: swap; src: url(fonts/source-sans-3-latin-ext-400-normal.woff2) format('woff2'); unicode-range: U+0100-02AF, U+1E00-1EFF, U+20A0-20AB, U+20AD-20CF; }
@font-face { font-family: 'Source Sans 3'; font-weight: 600; font-display: swap; src: url(fonts/source-sans-3-latin-600-normal.woff2) format('woff2'); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+2000-206F, U+20AC; }
@font-face { font-family: 'Source Sans 3'; font-weight: 600; font-display: swap; src: url(fonts/source-sans-3-latin-ext-600-normal.woff2) format('woff2'); unicode-range: U+0100-02AF, U+1E00-1EFF, U+20A0-20AB, U+20AD-20CF; }
:root {
  --ink: #1E2426; --green: #0B6B35; --green-deep: #064A24; --green-soft: #E4F0E8;
  --bg: #F6F8F6; --surface: #ffffff; --line: #D8E0DA; --muted: #5F6B63;
  --display: 'Archivo', 'Helvetica Neue', Arial, sans-serif; --body: 'Source Sans 3', 'Segoe UI', system-ui, sans-serif;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 18px/1.5 var(--body); -webkit-font-smoothing: antialiased; }
h1, h2, h3 { font-family: var(--display); font-weight: 800; letter-spacing: -.015em; text-wrap: balance; margin: 0; line-height: 1.1; }
h1 { font-size: clamp(2.2rem, 5.5vw, 4rem); } h2 { font-size: clamp(1.6rem, 3.2vw, 2.4rem); } h3 { font-size: 1.2rem; }
p { margin: 0; } a { color: var(--green); }
.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }
.eyebrow { font-size: .85rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--green); margin-bottom: 10px; }
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 14px 24px; border-radius: 10px; font-weight: 600; text-decoration: none; border: 2px solid transparent; transition: transform .15s, background .15s; }
.btn.primary { background: var(--green); color: #fff; } .btn.primary:hover { background: var(--green-deep); transform: translateY(-1px); }
.btn.ghost { border-color: rgba(255,255,255,.4); color: #fff; } .btn.ghost:hover { background: rgba(255,255,255,.1); }
.btn.dark { background: var(--ink); color: #fff; } .btn.dark:hover { background: #000; }
/* Kopf */
header.top { position: sticky; top: 0; z-index: 20; background: rgba(246,248,246,.92); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
header.top .wrap { display: flex; align-items: center; gap: 24px; padding-block: 12px; }
header.top img.logo { height: 48px; width: auto; display: block; }
nav.main { margin-left: auto; display: flex; gap: 22px; }
nav.main a { color: var(--ink); text-decoration: none; font-weight: 600; font-size: 1rem; }
nav.main a:hover { color: var(--green); }
.langs { display: flex; gap: 6px; }
.langs button { border: 2px solid transparent; background: transparent; padding: 2px; border-radius: 6px; cursor: pointer; line-height: 0; }
.langs button img { width: 30px; height: 22px; border-radius: 3px; display: block; object-fit: cover; }
.langs button.active { border-color: var(--green); }
.langs button:focus-visible { outline: 2px solid var(--green); outline-offset: 2px; }
/* Hero */
.hero { background: var(--ink); color: #fff; position: relative; overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: 1.15fr .85fr; gap: 40px; align-items: center; padding-block: clamp(56px, 9vw, 120px); position: relative; }
.hero h1 { color: #fff; } .hero h1 em { font-style: normal; color: #4ABE78; }
.hero p.lead { font-size: 1.25rem; color: rgba(255,255,255,.82); max-width: 54ch; margin-block: 22px 32px; }
.hero .cta { display: flex; gap: 12px; flex-wrap: wrap; }
.hero .art { position: relative; aspect-ratio: 1; max-width: 420px; width: 100%; margin-inline: auto; }
.hero .art svg { width: 100%; height: 100%; display: block; }
.hero .glow { position: absolute; inset: auto -20% -40% auto; width: 60%; aspect-ratio: 1; background: radial-gradient(circle, rgba(11,107,53,.5), transparent 65%); pointer-events: none; }
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1px; background: var(--line); border-block: 1px solid var(--line); }
.facts div { background: var(--surface); padding: 22px 20px; }
.facts b { display: block; font-family: var(--display); font-size: 1.6rem; color: var(--green); }
.facts span { color: var(--muted); font-size: .95rem; }
/* Abschnitte */
section { padding-block: clamp(56px, 8vw, 96px); }
section.alt { background: var(--surface); border-block: 1px solid var(--line); }
.intro { max-width: 62ch; color: var(--muted); font-size: 1.1rem; margin-top: 12px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; margin-top: 36px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 26px 24px; display: grid; gap: 10px; align-content: start; }
section.alt .card { background: var(--bg); }
.card .ic { width: 46px; height: 46px; border-radius: 12px; background: var(--green-soft); color: var(--green); display: grid; place-items: center; }
.card .ic svg { width: 26px; height: 26px; }
.card p { color: var(--muted); font-size: 1rem; }
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; margin-top: 36px; counter-reset: s; }
.step { padding: 24px; border-left: 3px solid var(--green); background: var(--surface); border-radius: 0 14px 14px 0; }
.step::before { counter-increment: s; content: counter(s, decimal-leading-zero); font-family: var(--display); font-size: 2rem; color: var(--green); display: block; margin-bottom: 8px; }
.step p { color: var(--muted); font-size: 1rem; margin-top: 6px; }
.about { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.about ul { margin: 18px 0 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.about li { display: flex; gap: 12px; align-items: flex-start; }
.about li::before { content: ''; flex: none; width: 22px; height: 22px; margin-top: 3px; border-radius: 50%; background: var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3'%3E%3Cpath d='M5 12l5 5 9-10'/%3E%3C/svg%3E") center/14px no-repeat; }
.about .pic { background: var(--ink); border-radius: 18px; padding: 40px; display: grid; place-items: center; }
.about .pic .logobox { background: #fff; border-radius: 14px; padding: 28px 32px; display: block; width: 100%; max-width: 440px; } .about .pic .logobox img { width: 100%; display: block; }
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.contact .box { background: var(--ink); color: #fff; border-radius: 18px; padding: 36px; display: grid; gap: 18px; align-content: start; }
.contact .box h3 { color: #fff; }
.contact dl { display: grid; grid-template-columns: max-content 1fr; gap: 8px 18px; margin: 0; }
.contact dt { color: rgba(255,255,255,.6); font-size: .9rem; } .contact dd { margin: 0; }
.contact .box a { color: #4ABE78; text-decoration: none; }
.contact .box a:hover { text-decoration: underline; }
form { display: grid; gap: 14px; }
label { display: grid; gap: 6px; font-weight: 600; font-size: .95rem; }
input, textarea { font: inherit; padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); width: 100%; color: var(--ink); }
input:focus-visible, textarea:focus-visible { outline: 2px solid var(--green); outline-offset: 1px; }
textarea { min-height: 130px; resize: vertical; }
.note { font-size: .9rem; color: var(--muted); }
footer { background: var(--ink); color: rgba(255,255,255,.75); padding-block: 40px; font-size: .95rem; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 20px 40px; align-items: center; }
footer .logobox { display: inline-block; background: #fff; border-radius: 8px; padding: 6px 10px; } footer .logobox img { height: 36px; display: block; }
footer nav { margin-left: auto; display: flex; gap: 18px; flex-wrap: wrap; }
footer a { color: #fff; text-decoration: none; } footer a:hover { text-decoration: underline; }
.legal { background: var(--surface); border-top: 1px solid var(--line); }
.legal .wrap { max-width: 760px; }
.legal h2 { margin-bottom: 14px; } .legal h3 { margin-top: 26px; margin-bottom: 8px; }
.legal p { color: var(--muted); margin-bottom: 10px; }
.legal[hidden] { display: none; }
.skip { position: absolute; left: -999px; } .skip:focus { left: 16px; top: 16px; background: #fff; padding: 8px; z-index: 50; }
@media (max-width: 860px) {
  header.top .wrap { flex-wrap: wrap; gap: 12px 18px; } nav.main { order: 3; width: 100%; margin: 0; gap: 16px; overflow-x: auto; padding-bottom: 4px; } .langs { margin-left: auto; }
  .hero .wrap { grid-template-columns: 1fr; } .hero .art { max-width: 280px; }
  .about, .contact { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .btn { transition: none; } .pulse { animation: none !important; } }
@keyframes pulse { 0%, 100% { opacity: .35; } 50% { opacity: 1; } }
.pulse { animation: pulse 2.4s ease-in-out infinite; }

/* Ergänzungen: Vorteile, Referenzen, FAQ, Portal, rechtliche Seiten */
.why { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; margin-top: 36px; }
.why div { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 24px; }
.why b { display: block; font-family: var(--display); font-size: 1.15rem; margin-bottom: 8px; }
.why p { color: var(--muted); font-size: 1rem; }
.ref { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; margin-top: 32px; }
.ref .list { display: grid; gap: 12px; }
.ref .list div { background: var(--bg); border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; display: grid; grid-template-columns: auto 1fr; gap: 4px 14px; align-items: center; }
.ref .list b { font-family: var(--display); color: var(--green); font-size: 1.05rem; }
.ref .list span { color: var(--muted); font-size: .95rem; grid-column: 2; }
.ref .text p { color: var(--muted); margin-top: 12px; }
.quality { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 18px; margin-top: 36px; }
.quality div { border-top: 3px solid var(--green); padding-top: 14px; }
.quality b { display: block; margin-bottom: 6px; } .quality p { color: var(--muted); font-size: 1rem; }
.faq { margin-top: 32px; display: grid; gap: 10px; max-width: 820px; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 0 20px; }
.faq summary { cursor: pointer; font-weight: 600; padding: 16px 0; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::after { content: '+'; color: var(--green); font-family: var(--display); font-size: 1.3rem; }
.faq details[open] summary::after { content: '–'; }
.faq p { color: var(--muted); padding-bottom: 16px; }
.portal { background: var(--ink); color: #fff; border-radius: 18px; padding: 40px; display: grid; grid-template-columns: 1.2fr .8fr; gap: 32px; align-items: center; margin-top: 36px; }
.portal h2, .portal h3 { color: #fff; } .portal p { color: rgba(255,255,255,.8); margin-top: 12px; }
.portal ul { margin: 16px 0 0; padding-left: 20px; color: rgba(255,255,255,.85); display: grid; gap: 6px; }
.portal .side { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.15); border-radius: 14px; padding: 24px; display: grid; gap: 12px; }
.portal .side code { font-family: ui-monospace, Menlo, monospace; color: #4ABE78; word-break: break-all; }
.about .story p { color: var(--muted); margin-top: 14px; }
.legalpage { padding-block: clamp(40px, 6vw, 72px); }
.legalpage .wrap { max-width: 820px; }
.legalpage h1 { font-size: clamp(1.9rem, 4vw, 2.8rem); margin-bottom: 8px; }
.legalpage h2 { font-size: 1.3rem; margin-top: 32px; margin-bottom: 8px; }
.legalpage p, .legalpage li { color: var(--muted); margin-bottom: 10px; } .legalpage ul { padding-left: 20px; }
.legalpage .meta { color: var(--muted); font-size: .95rem; }
footer .credit { width: 100%; border-top: 1px solid rgba(255,255,255,.15); padding-top: 16px; font-size: .9rem; color: rgba(255,255,255,.6); }
footer .credit a { color: #4ABE78; }
@media (max-width: 860px) { .ref, .portal { grid-template-columns: 1fr; } .portal { padding: 26px; } }