:root {
  --bg: #ffffff;
  --bg-alt: #f4f7fb;
  --text: #14181f;
  --muted: #4c5663;
  --accent: #007eff;
  --accent-strong: #0063cc;
  --on-accent: #ffffff;
  --card: #ffffff;
  --border: #dde3ec;
  --radius: 14px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1218;
    --bg-alt: #151b24;
    --text: #eef1f5;
    --muted: #a8b2c0;
    --accent: #3d9bff;
    --accent-strong: #66b0ff;
    --on-accent: #06101c;
    --card: #1a212c;
    --border: #2a3342;
  }
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 5rem; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 1.0625rem/1.6 system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}

img { max-width: 100%; height: auto; }

.wrap { width: min(100% - 2rem, 70rem); margin-inline: auto; }
.narrow { max-width: 46rem; }
.center { text-align: center; margin-inline: auto; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: .6rem; }
.logo { display: block; }
.logo img { display: block; height: 2.4rem; width: auto; }
nav { display: flex; gap: 1.25rem; }
nav a { color: var(--muted); text-decoration: none; font-weight: 500; }
nav a:hover, nav a:focus-visible { color: var(--accent); }

/* Hero */
.hero {
  padding: clamp(3rem, 9vw, 6.5rem) 0 clamp(2.5rem, 7vw, 5rem);
  background:
    radial-gradient(60rem 28rem at 85% -10%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 70%),
    var(--bg);
}
.hero h1 {
  font-size: clamp(2rem, 5.2vw, 3.4rem);
  line-height: 1.12;
  margin: 1rem 0;
  max-width: 22ch;
  letter-spacing: -.02em;
}
.lead { font-size: clamp(1.1rem, 2vw, 1.3rem); color: var(--muted); max-width: 40rem; margin: 0 0 1.75rem; }

.badge {
  display: inline-flex; align-items: center; gap: .5rem;
  margin: 0; padding: .35rem .85rem;
  border: 1px solid color-mix(in srgb, var(--accent) 45%, transparent);
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  color: var(--accent-strong);
  font-size: .9rem; font-weight: 600;
}
.dot { width: .55rem; height: .55rem; border-radius: 50%; background: var(--accent); animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: .35; } }

/* Buttons */
.cta-row { display: flex; flex-wrap: wrap; gap: .75rem; margin: 0; }
.cta-row.center { justify-content: center; }
.btn {
  display: inline-block;
  padding: .85rem 1.5rem;
  background: var(--accent); color: var(--on-accent);
  border: 2px solid var(--accent);
  border-radius: 10px;
  font-weight: 600; text-decoration: none;
  transition: background .15s, transform .15s;
}
.btn:hover { background: var(--accent-strong); border-color: var(--accent-strong); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--accent-strong); }
.btn-ghost:hover { background: color-mix(in srgb, var(--accent) 12%, transparent); color: var(--accent-strong); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }

/* Sections */
.section { padding: clamp(2.5rem, 6vw, 4.5rem) 0; }
.section.alt { background: var(--bg-alt); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); line-height: 1.2; margin: 0 0 1rem; letter-spacing: -.01em; }
h3 { font-size: 1.1rem; margin: 0 0 .35rem; }
p { margin: 0 0 1rem; }

.cards {
  list-style: none; margin: 1.75rem 0 0; padding: 0;
  display: grid; gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(15.5rem, 1fr));
}
.cards li {
  background: var(--card); border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius); padding: 1.1rem 1.25rem;
}
.cards p { margin: 0; color: var(--muted); }

.two-col { display: grid; gap: 2rem; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); }
.two-col p { color: var(--muted); }

.checks { list-style: none; margin: 0; padding: 0; display: grid; gap: .8rem; }
.checks li { position: relative; padding-left: 2rem; }
.checks li::before {
  content: ""; position: absolute; left: 0; top: .35rem;
  width: 1.1rem; height: 1.1rem; border-radius: 50%;
  background: var(--accent);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M8 14.5 3.5 10l1.4-1.4L8 11.7l7.1-7.1L16.5 6z'/%3E%3C/svg%3E") center / contain no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M8 14.5 3.5 10l1.4-1.4L8 11.7l7.1-7.1L16.5 6z'/%3E%3C/svg%3E") center / contain no-repeat;
}

.note {
  padding: 1rem 1.25rem; border-radius: var(--radius);
  background: var(--bg-alt); border: 1px solid var(--border);
}

.cta { background: var(--bg-alt); }
.cta .badge { margin-bottom: 1rem; }
.mail-line { margin: 1.25rem 0 0; color: var(--muted); }

/* Footer */
.site-footer { padding: 1.75rem 0 2.5rem; border-top: 1px solid var(--border); color: var(--muted); font-size: .95rem; }
.site-footer p { margin: 0; }
.site-footer address { margin-top: 1rem; font-style: normal; }
.link { background: none; border: 0; padding: 0; font: inherit; color: var(--accent-strong); text-decoration: underline; cursor: pointer; }

/* Reveal on scroll */
.js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s ease; }
.js .reveal.in { opacity: 1; transform: none; }

@media (max-width: 34rem) {
  nav { gap: .9rem; font-size: .95rem; }
  .logo img { height: 1.9rem; }
  .btn { width: 100%; text-align: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .dot { animation: none; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
}

.intro { max-width: 46rem; color: var(--muted); }
.cards + .note { margin-top: 1.75rem; }

/* Highlights direkt unter dem Hero */
.highlights { padding: 0 0 clamp(2rem, 5vw, 3.5rem); }
.highlights ul {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
}
.highlights li {
  padding: 1.4rem 1.5rem;
  background: color-mix(in srgb, var(--accent) 9%, var(--card));
  border: 1px solid color-mix(in srgb, var(--accent) 40%, var(--border));
  border-radius: var(--radius);
}
.highlights h2 { font-size: clamp(1.25rem, 2.4vw, 1.5rem); margin: .6rem 0 .5rem; }
.highlights p { margin: 0; }
.hl-icon {
  display: inline-grid; place-items: center;
  width: 3rem; height: 3rem; border-radius: 12px;
  background: var(--accent); color: var(--on-accent);
}

.cards li.featured {
  background: color-mix(in srgb, var(--accent) 9%, var(--card));
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
  border-left-color: var(--accent);
}

.note small { display: block; margin-top: .35rem; font-size: .875rem; color: var(--muted); }

/* Hardware-Logo (Mini-PC) */
.hardware { margin: 0 0 1.75rem; }
.hardware img { display: block; width: min(100%, 26rem); height: auto; }
.hardware figcaption { margin-top: .5rem; font-size: .9rem; color: var(--muted); }

/* Impressum-Seite */
.page-title { font-size: clamp(1.75rem, 4vw, 2.4rem); line-height: 1.15; margin: 0 0 1.25rem; }
.imprint { font-style: normal; margin: 0 0 1.25rem; }
.site-footer a { color: var(--accent-strong); }