@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;600;700;800&family=Inter:wght@400;500;600&display=swap');

:root {
  --navy: #0B1220;
  --card: #121A2E;
  --cardborder: #223049;
  --blue: #3270FD;
  --cyan: #1ED2FC;
  --purple: #5B36F5;
  --white: #F8FAFC;
  --muted: #8DA0BD;
  --text: #CBD5E1;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--navy);
  color: var(--text);
  font-family: 'Inter', -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, .font-display {
  font-family: 'Sora', 'Inter', sans-serif;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { display: block; max-width: 100%; }

.wrap { max-width: 1152px; margin: 0 auto; padding: 0 24px; }

/* --- Nav --- */
header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  background: rgba(11,18,32,0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-inner {
  max-width: 1152px; margin: 0 auto; padding: 0 24px;
  height: 64px; display: flex; align-items: center; justify-content: space-between;
}
.nav-logo { height: 28px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 22px; font-size: 13px; color: #cbd5e1; white-space: nowrap; }
.nav-link { position: relative; padding-bottom: 4px; }
.nav-link::after {
  content: ''; position: absolute; left: 0; bottom: 0; width: 0; height: 1px;
  background: var(--cyan); transition: width .2s ease;
}
.nav-link:hover::after { width: 100%; }
.nav-cta {
  font-size: 14px; font-weight: 600; background: var(--blue); color: white;
  padding: 10px 20px; border-radius: 999px; transition: background .2s ease;
}
.nav-cta:hover { background: #4a80ff; }

.lang-btn {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 8px;
    padding: 4px 7px;
    font-size: 15px;
    cursor: pointer;
    opacity: 0.55;
    transition: opacity 0.15s, border-color 0.15s;
}
.lang-btn:hover { opacity: 0.85; }
.lang-btn.active { opacity: 1; border-color: var(--cyan); }
@media (max-width: 760px) { .nav-links { display: none; } }

/* --- Buttons --- */
.btn {
  display: inline-block; font-weight: 600; padding: 14px 26px; border-radius: 999px;
  transition: all .2s ease; font-size: 15px;
}
.btn-primary { background: var(--blue); color: white; }
.btn-primary:hover { background: #4a80ff; }
.btn-ghost { border: 1px solid rgba(255,255,255,0.15); color: #e2e8f0; }
.btn-ghost:hover { border-color: rgba(255,255,255,0.35); }

/* --- Hero --- */
.hero {
  position: relative; padding: 160px 24px 112px; overflow: hidden;
}
.hero-glow {
  position: absolute; border-radius: 999px; filter: blur(90px); opacity: 0.45; pointer-events: none;
}
.hero-grid {
  max-width: 1152px; margin: 0 auto; position: relative;
  display: grid; grid-template-columns: 1fr; gap: 64px; align-items: center;
}
@media (min-width: 860px) { .hero-grid { grid-template-columns: 1fr 1fr; } }
.hero h1 {
  font-weight: 800; font-size: 2.4rem; line-height: 1.1; color: white;
}
@media (min-width: 860px) { .hero h1 { font-size: 3.4rem; } }
.hero p.lead {
  margin-top: 24px; font-size: 18px; color: #94a3b8; line-height: 1.6; max-width: 480px;
}
.hero-ctas { margin-top: 40px; display: flex; flex-wrap: wrap; gap: 16px; }
.hero-meta { margin-top: 48px; display: flex; align-items: center; gap: 16px; font-size: 14px; color: var(--muted); }
.hero-meta .dot { width: 4px; height: 4px; border-radius: 999px; background: rgba(141,160,189,0.5); }

.hero-photo-wrap { position: relative; display: flex; justify-content: center; }
@media (min-width: 860px) { .hero-photo-wrap { justify-content: flex-end; } }
.hero-photo-inner { position: relative; }
.ring-orbit {
  position: absolute; inset: -34px; border-radius: 999px; border: 1px solid rgba(50,112,253,0.25);
}
.ring-orbit-2 { inset: -64px; border-color: rgba(30,210,252,0.15); }
.hero-photo {
  position: relative; width: 260px; border-radius: 2rem; object-fit: cover;
  border: 1px solid rgba(255,255,255,0.1); box-shadow: 0 30px 60px -20px rgba(50,112,253,0.25);
}
@media (min-width: 860px) { .hero-photo { width: 320px; } }

/* --- Sections --- */
section { padding: 96px 24px; border-top: 1px solid rgba(255,255,255,0.05); position: relative; }
.section-head { max-width: 620px; margin-bottom: 56px; }
.section-head h2 { font-weight: 700; font-size: 1.9rem; color: white; }
.section-head p { margin-top: 16px; color: #94a3b8; }

/* --- Feature grid --- */
.grid3 { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 700px) { .grid3 { grid-template-columns: 1fr 1fr; } }
@media (min-width: 960px) { .grid3 { grid-template-columns: 1fr 1fr 1fr; } }
.card {
  background: var(--card); border: 1px solid var(--cardborder); border-radius: 16px;
  padding: 26px; transition: border-color .25s ease, transform .25s ease;
}
.card:hover { border-color: var(--blue); transform: translateY(-3px); }
.card .icon { font-size: 26px; margin-bottom: 12px; }
.card h3 { font-weight: 600; color: white; margin-bottom: 8px; font-size: 16px; }
.card p { font-size: 14px; color: #94a3b8; line-height: 1.6; }

/* --- Academy --- */
.academy-grid {
  max-width: 1152px; margin: 0 auto; position: relative;
  display: grid; grid-template-columns: 1fr; gap: 48px; align-items: center;
}
@media (min-width: 760px) { .academy-grid { grid-template-columns: auto 1fr; } }
.academy-logo { width: 160px; margin: 0 auto; }
@media (min-width: 760px) { .academy-logo { width: 200px; margin: 0; } }
.academy-grid h2 { font-weight: 700; font-size: 1.9rem; color: white; margin-bottom: 16px; }
.academy-grid p { color: #94a3b8; line-height: 1.7; max-width: 640px; }

/* --- Pricing --- */
.pricing-grid { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 860px) { .pricing-grid { grid-template-columns: 1fr 1fr 1fr; } }
.price-card {
  background: var(--card); border: 1px solid var(--cardborder); border-radius: 16px;
  padding: 30px; display: flex; flex-direction: column; position: relative;
}
.price-card.popular { border: 2px solid var(--blue); }
.price-card.academy { border-color: rgba(91,54,245,0.5); }
.price-badge {
  position: absolute; top: -13px; left: 28px; background: var(--blue); color: white;
  font-size: 12px; font-weight: 600; padding: 4px 12px; border-radius: 999px;
}
.price-card h3 { font-weight: 600; font-size: 18px; color: white; }
.price-card .price { margin-top: 8px; font-size: 1.9rem; font-weight: 700; color: white; font-family: 'Sora', sans-serif; }
.price-card .price span { font-size: 15px; font-weight: 400; color: var(--muted); }
.price-card .sub { font-size: 14px; color: var(--muted); margin-bottom: 24px; }
.price-card ul { font-size: 14px; color: #94a3b8; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.price-note { margin-top: 24px; font-size: 12px; color: var(--muted); }

/* --- Betrieb (Self-Hosted / Cloud) --- */
.grid2 { display: grid; grid-template-columns: 1fr; gap: 20px; }
@media (min-width: 760px) { .grid2 { grid-template-columns: 1fr 1fr; } }
.op-card { background: var(--card); border: 1px solid var(--cardborder); border-radius: 16px; padding: 32px; }
.op-card h3 { font-weight: 600; font-size: 20px; color: white; margin-bottom: 4px; }
.op-card .sub { font-size: 14px; color: var(--cyan); margin-bottom: 24px; }
.op-card ul { font-size: 14px; color: #94a3b8; display: flex; flex-direction: column; gap: 12px; }

/* --- Kontakt --- */
.kontakt-wrap { max-width: 620px; margin: 0 auto; text-align: center; position: relative; }
.kontakt-wrap h2 { font-weight: 700; font-size: 2rem; color: white; }
@media (min-width: 760px) { .kontakt-wrap h2 { font-size: 2.4rem; } }
.kontakt-wrap p { margin-top: 16px; color: #94a3b8; }
.kontakt-wrap .btn { margin-top: 32px; }

/* --- Footer --- */
footer { padding: 40px 24px; border-top: 1px solid rgba(255,255,255,0.05); }
.footer-inner {
  max-width: 1152px; margin: 0 auto; display: flex; flex-direction: column; align-items: center; gap: 16px;
}
@media (min-width: 700px) { .footer-inner { flex-direction: row; justify-content: space-between; } }
.footer-inner img { height: 22px; opacity: 0.7; }
.footer-inner p { font-size: 12px; color: var(--muted); }