:root {
    --navy: #07182d;
    --navy-2: #0b2a4e;
    --blue: #0b66c3;
    --blue-soft: #e8f2ff;
    --orange: #ef7d00;
    --ink: #142033;
    --muted: #5d6b7d;
    --line: #dce5ef;
    --surface: #f6f9fc;
    --white: #fff;
    --shadow: 0 22px 60px rgba(7, 24, 45, .12);
    --radius: 24px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--ink); background: var(--white); line-height: 1.65; }
a { color: inherit; }
img { max-width: 100%; height: auto; }
.skip-link { position: absolute; left: -9999px; top: 8px; z-index: 1000; background: #fff; padding: 10px 14px; border-radius: 8px; }
.skip-link:focus { left: 12px; }
.public-container { width: min(1180px, calc(100% - 36px)); margin: 0 auto; }
.public-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.96); border-bottom: 1px solid rgba(220,229,239,.85); backdrop-filter: blur(12px); }
.nav-shell { min-height: 78px; display: flex; align-items: center; gap: 28px; }
.public-brand { display: flex; align-items: center; width: 245px; flex: 0 0 auto; }
.public-brand img { display: block; width: 100%; }
.public-nav { margin-left: auto; display: flex; align-items: center; gap: 6px; }
.public-nav a, .nav-login { text-decoration: none; font-weight: 700; font-size: .94rem; border-radius: 12px; padding: 10px 12px; }
.public-nav a:hover, .public-nav a.active { color: var(--blue); background: var(--blue-soft); }
.nav-login { margin-left: 8px; color: #fff; background: var(--navy); padding-inline: 18px; }
.nav-login:hover { background: var(--blue); }
.hero { min-height: 690px; display: flex; align-items: center; color: #fff; position: relative; overflow: hidden; background: linear-gradient(90deg, rgba(4,18,36,.98) 0%, rgba(4,18,36,.9) 45%, rgba(4,18,36,.18) 100%), url('../img/login-bg-8d.png') center/cover no-repeat; }
.hero::after { content: ""; position: absolute; inset: auto -10% -45% 40%; height: 500px; background: radial-gradient(circle, rgba(13,102,195,.34), transparent 66%); pointer-events: none; }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 680px) 1fr; align-items: center; gap: 60px; padding: 90px 0; }
.eyebrow { display: inline-flex; gap: 9px; align-items: center; padding: 8px 13px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.17); border-radius: 999px; font-weight: 800; font-size: .86rem; letter-spacing: .02em; }
.hero h1 { margin: 18px 0; font-size: clamp(2.6rem, 5.3vw, 5rem); line-height: 1.02; letter-spacing: -.045em; max-width: 760px; }
.hero-lead { max-width: 680px; color: rgba(255,255,255,.82); font-size: clamp(1.05rem, 1.8vw, 1.25rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.btn-primary, .btn-secondary { display: inline-flex; justify-content: center; align-items: center; min-height: 50px; padding: 0 20px; border-radius: 13px; font-weight: 800; text-decoration: none; }
.btn-primary { background: var(--orange); color: #fff; box-shadow: 0 14px 32px rgba(239,125,0,.22); }
.btn-primary:hover { filter: brightness(1.06); }
.btn-secondary { background: rgba(255,255,255,.11); color: #fff; border: 1px solid rgba(255,255,255,.22); }
.hero-proof { align-self: end; display: grid; gap: 12px; }
.proof-card { background: rgba(7,24,45,.72); border: 1px solid rgba(255,255,255,.15); border-radius: 18px; padding: 18px; box-shadow: 0 18px 40px rgba(0,0,0,.18); }
.proof-card strong { display: block; font-size: 1.1rem; }
.proof-card span { color: rgba(255,255,255,.7); font-size: .92rem; }
.trust-strip { background: var(--navy); color: #fff; }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(255,255,255,.12); }
.trust-item { background: var(--navy); padding: 24px; text-align: center; }
.trust-item strong { display: block; font-size: 1.15rem; }
.trust-item span { color: rgba(255,255,255,.68); font-size: .9rem; }
.section { padding: 88px 0; }
.section-soft { background: var(--surface); }
.section-dark { background: var(--navy); color: #fff; }
.section-head { max-width: 780px; margin-bottom: 38px; }
.kicker { color: var(--blue); font-weight: 850; letter-spacing: .08em; text-transform: uppercase; font-size: .8rem; }
.section-dark .kicker { color: #7ebcf6; }
h2 { margin: 8px 0 14px; font-size: clamp(2rem, 4vw, 3.1rem); line-height: 1.08; letter-spacing: -.035em; }
h3 { line-height: 1.25; margin: 0 0 8px; }
p { margin-top: 0; }
.section-head p, .muted { color: var(--muted); }
.section-dark .section-head p, .section-dark .muted { color: rgba(255,255,255,.72); }
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature-card { border: 1px solid var(--line); border-radius: var(--radius); background: #fff; padding: 26px; box-shadow: 0 10px 34px rgba(7,24,45,.05); }
.feature-card .icon { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 14px; background: var(--blue-soft); color: var(--blue); font-weight: 900; margin-bottom: 18px; }
.feature-card p { color: var(--muted); margin-bottom: 0; }
.card-link { text-decoration: none; color: inherit; display: block; }
.card-link:hover { border-color: #b7d4ee; transform: translateY(-2px); transition: .18s ease; }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.step { padding: 22px; border-radius: 20px; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.1); }
.step b { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; background: var(--orange); border-radius: 12px; margin-bottom: 14px; }
.step p { margin: 0; color: rgba(255,255,255,.7); font-size: .93rem; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.check-list { display: grid; gap: 13px; padding: 0; list-style: none; }
.check-list li { padding-left: 34px; position: relative; }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: 1px; width: 24px; height: 24px; border-radius: 8px; display: grid; place-items: center; background: #e8f6ef; color: #168352; font-weight: 900; }
.panel { padding: 30px; border-radius: var(--radius); background: linear-gradient(145deg, #fff, #eff6fd); border: 1px solid var(--line); box-shadow: var(--shadow); }
.metric-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.metric { padding: 18px; border-radius: 16px; background: #fff; border: 1px solid var(--line); }
.metric strong { display: block; color: var(--navy); font-size: 1.12rem; }
.metric span { color: var(--muted); font-size: .9rem; }
.content-hero { background: linear-gradient(135deg, var(--navy), #0b3b6e); color: #fff; padding: 88px 0 76px; }
.content-hero h1 { font-size: clamp(2.5rem, 5vw, 4.4rem); letter-spacing: -.045em; line-height: 1.04; margin: 12px 0 18px; max-width: 880px; }
.content-hero p { max-width: 780px; color: rgba(255,255,255,.78); font-size: 1.15rem; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 7px; color: rgba(255,255,255,.68); font-size: .88rem; }
.breadcrumb a { text-decoration: none; }
.article { width: min(930px, calc(100% - 36px)); margin: 0 auto; padding: 68px 0 88px; }
.article h2 { margin-top: 46px; font-size: clamp(1.7rem,3vw,2.45rem); }
.article h3 { margin-top: 30px; font-size: 1.3rem; }
.article p, .article li { color: #445368; }
.article .lead { font-size: 1.18rem; color: #2b3c53; }
.article-card { margin: 34px 0; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.article-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px; margin: 28px 0; }
.article-grid .feature-card { height: 100%; }
.cta { padding: 38px; background: linear-gradient(135deg, #09213e, #0d5aa7); color: #fff; border-radius: 28px; margin-top: 48px; }
.cta p { color: rgba(255,255,255,.75); max-width: 680px; }
.cta .btn-secondary { border-color: rgba(255,255,255,.24); }
.faq { display: grid; gap: 12px; }
.faq details { border: 1px solid var(--line); border-radius: 16px; padding: 17px 20px; background: #fff; }
.faq summary { cursor: pointer; font-weight: 800; }
.faq details p { margin: 12px 0 0; color: var(--muted); }
.public-footer { background: #061426; color: #fff; padding: 54px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 36px; }
.public-footer p { color: rgba(255,255,255,.58); margin-top: 8px; }
.footer-links { display: grid; align-content: start; gap: 9px; }
.footer-links a { color: rgba(255,255,255,.72); text-decoration: none; }
.footer-links a:hover { color: #fff; }
.footer-bottom { margin-top: 36px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.1); color: rgba(255,255,255,.5); font-size: .88rem; }
@media (max-width: 980px) {
    .public-nav { display: none; }
    .nav-login { margin-left: auto; }
    .hero-grid { grid-template-columns: 1fr; gap: 24px; }
    .hero-proof { grid-template-columns: repeat(3, 1fr); }
    .card-grid { grid-template-columns: 1fr 1fr; }
    .steps { grid-template-columns: 1fr 1fr; }
    .two-col { grid-template-columns: 1fr; }
    .trust-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
    .public-container { width: min(100% - 24px, 1180px); }
    .nav-shell { min-height: 68px; gap: 14px; }
    .public-brand { width: 185px; }
    .nav-login { padding: 9px 12px; font-size: .86rem; }
    .hero { min-height: auto; }
    .hero-grid { padding: 68px 0; }
    .hero-proof { grid-template-columns: 1fr; }
    .trust-grid, .card-grid, .steps, .article-grid, .footer-grid, .metric-grid { grid-template-columns: 1fr; }
    .section { padding: 64px 0; }
    .content-hero { padding: 64px 0 58px; }
    .article { padding-top: 48px; }
    .cta { padding: 26px; }
}


/* SEO-02: Wissensbereich */
.knowledge-actions { margin-top: 28px; }
.article strong { color: var(--navy); }
.article-card strong { display: block; margin-bottom: 8px; }
.article .check-list { margin: 22px 0 30px; }
.article .feature-card h3 { color: var(--navy); }
.article .feature-card p { margin-bottom: 0; }