/* BOXED IT – Basis-Stil. Keine externen Schriften oder Skripte (Datenschutz). */
:root {
  --bg: #07080b;
  --bg-2: #0e1016;
  --text: #f2f4f8;
  --muted: #a3a9b6;
  --line: rgba(255, 255, 255, 0.10);
  --security: #ff3b47;
  --ai: #a35bff;
  --grc: #2f7bff;
  --radius: 18px;
  --max: 1160px;
  --font: "Inter", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img { max-width: 100%; height: auto; display: block; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -9999px; }
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.skip:focus { left: 16px; top: 16px; background: #fff; color: #000; padding: 8px 12px; z-index: 10; }

/* Kopf */
.site-header {
  position: sticky; top: 0; z-index: 5;
  background: rgba(7, 8, 11, 0.78);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand img { height: 26px; width: auto; filter: invert(1); }
.nav { display: flex; gap: 28px; font-size: 15px; }
.nav a { text-decoration: none; color: var(--muted); }
.nav a:hover, .nav a:focus-visible { color: var(--text); }

/* Hero */
.hero {
  position: relative; overflow: hidden;
  padding: 120px 0 96px;
  text-align: center;
  isolation: isolate;
}
.hero-wave { /* bewegte Punktwelle (assets/wave.js) */
  position: absolute; inset: 0; z-index: -1;
  width: 100%; height: 100%;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(to bottom, transparent 35%, #000 60%, #000 85%, transparent 100%);
          mask-image: linear-gradient(to bottom, transparent 35%, #000 60%, #000 85%, transparent 100%);
}
.hero::after { /* farbiges Leuchten der drei Boxen */
  content: ""; position: absolute; inset: auto 0 -40% 0; height: 90%; z-index: -2;
  background:
    radial-gradient(40% 50% at 22% 60%, rgba(47, 123, 255, 0.20), transparent 70%),
    radial-gradient(40% 50% at 50% 70%, rgba(163, 91, 255, 0.16), transparent 70%),
    radial-gradient(40% 50% at 78% 60%, rgba(255, 59, 71, 0.18), transparent 70%);
}
.hero-logo { width: min(620px, 86vw); margin: 0 auto; filter: invert(1); }
.claim {
  margin: 28px 0 0;
  font-size: clamp(14px, 2.1vw, 20px);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: #dfe3ea;
}
.lead {
  max-width: 680px; margin: 36px auto 0;
  color: var(--muted); font-size: 19px;
}
.btn {
  display: inline-block; margin-top: 36px;
  padding: 13px 26px; border-radius: 999px;
  background: var(--text); color: var(--bg);
  font-weight: 600; text-decoration: none;
}
.btn:hover, .btn:focus-visible { background: #fff; }

/* Boxen */
.section { padding: 88px 0; }
.section h2 { font-size: clamp(28px, 3.4vw, 40px); line-height: 1.15; margin: 0 0 12px; letter-spacing: -0.01em; }
.section .intro { color: var(--muted); max-width: 640px; margin: 0 0 48px; }

.boxes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.box {
  --c: var(--grc);
  position: relative;
  padding: 30px 28px 32px;
  border-radius: var(--radius);
  border: 1px solid color-mix(in srgb, var(--c) 55%, transparent);
  background:
    linear-gradient(160deg, color-mix(in srgb, var(--c) 16%, transparent), transparent 55%),
    var(--bg-2);
  box-shadow: 0 0 40px -12px color-mix(in srgb, var(--c) 55%, transparent);
}
.box--security { --c: var(--security); }
.box--ai { --c: var(--ai); }
.box--grc { --c: var(--grc); }
.box-head { display: flex; align-items: center; gap: 16px; margin-bottom: 18px; }
.box-icon { width: 46px; height: 42px; color: var(--c); flex: none; }
.box h3 { margin: 0; font-size: 24px; line-height: 1.2; }
.box .sub { margin: 2px 0 0; font-size: 14px; color: var(--muted); }
.box p { margin: 0 0 14px; color: #cfd4dd; }
.box ul { margin: 0; padding-left: 18px; color: var(--muted); font-size: 15px; }
.box li + li { margin-top: 4px; }

/* Prinzipien */
.principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; border-top: 1px solid var(--line); padding-top: 48px; }
.principles h3 { font-size: 18px; margin: 0 0 6px; }
.principles p { margin: 0; color: var(--muted); font-size: 15px; }

/* Rechtsseiten */
.legal { padding: 72px 0 96px; }
.legal .wrap { max-width: 780px; }
.legal h1 { font-size: clamp(30px, 4vw, 44px); margin: 0 0 32px; }
.legal h2 { font-size: 21px; margin: 40px 0 8px; }
.legal p, .legal li { color: #cfd4dd; }
.legal .todo {
  display: inline; padding: 1px 6px; border-radius: 6px;
  background: rgba(255, 196, 0, 0.14); color: #ffd25e; font-size: 0.95em;
}
.note {
  border: 1px solid rgba(255, 196, 0, 0.35); border-radius: 12px;
  padding: 14px 18px; color: #ffe39a; background: rgba(255, 196, 0, 0.06);
}

/* Fuß */
.site-footer { border-top: 1px solid var(--line); padding: 32px 0; color: var(--muted); font-size: 14px; }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: center; }
.site-footer nav { display: flex; gap: 22px; }
.site-footer a { text-decoration: none; }
.site-footer a:hover, .site-footer a:focus-visible { color: var(--text); }

a:focus-visible { outline: 2px solid #fff; outline-offset: 3px; border-radius: 4px; }

@media (max-width: 900px) {
  .boxes, .principles { grid-template-columns: 1fr; }
  .hero { padding: 80px 0 72px; }
}
@media (max-width: 560px) {
  .wrap { padding: 0 16px; }
  .nav { gap: 16px; font-size: 14px; }
  .nav .nav-boxes { display: none; }
  .claim { letter-spacing: 0.18em; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }