:root {
  --bg: #f7f8f8;
  --ink: #1c2430;
  --muted: #55606e;
  --line: #d9dee3;
  --accent: #1f5f6b;
  --accent-ink: #ffffff;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141a20;
    --ink: #e8ecef;
    --muted: #9aa5b1;
    --line: #2b343d;
    --accent: #7fc4cf;
    --accent-ink: #0f1519;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 1.0625rem/1.65 Georgia, "Times New Roman", serif;
}
main, footer, .topbar { max-width: 40rem; margin: 0 auto; padding-left: 1.5rem; padding-right: 1.5rem; }
h1, h2, .btn, footer, .small, .topbar, li strong {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
.topbar { padding-top: 1.5rem; display: flex; justify-content: space-between; font-size: .95rem; }
.topbar a { color: var(--ink); text-decoration: none; font-weight: 600; }
.topbar a:hover { color: var(--accent); }
.hero { padding: 14vh 0 4rem; }
.page { padding: 7vh 0 4rem; }
h1 { font-size: clamp(2.2rem, 7vw, 3.4rem); line-height: 1.12; letter-spacing: -0.02em; margin: 0 0 1.5rem; font-weight: 700; }
.page h1 { font-size: clamp(1.8rem, 5vw, 2.4rem); }
.lead { font-size: 1.2rem; color: var(--muted); margin: 0 0 2rem; }
.btn { display: inline-block; background: var(--accent); color: var(--accent-ink); padding: .8rem 1.4rem; border-radius: 4px; text-decoration: none; font-weight: 600; font-size: 1rem; }
.btn:hover { filter: brightness(1.1); }
a { color: var(--accent); }
a:focus-visible, .btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
section { padding: 2.5rem 0; border-top: 1px solid var(--line); }
h2 { font-size: 1.25rem; margin: 0 0 1rem; letter-spacing: -0.01em; }
p { margin: 0 0 1rem; }
ul { padding-left: 1.2rem; margin: 0; }
li { margin-bottom: .6rem; }
.small { font-size: .9rem; color: var(--muted); }
footer { padding-top: 2rem; padding-bottom: 3rem; border-top: 1px solid var(--line); font-size: .9rem; color: var(--muted); }
footer a { margin-right: 1.2rem; }
footer p { margin-top: 1rem; }

/* Formular */
form { margin: 2rem 0; }
label { display: block; font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; font-weight: 600; font-size: .95rem; margin-bottom: .35rem; }
input[type="text"], input[type="email"], textarea {
  width: 100%;
  font: inherit;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: .7rem .8rem;
  margin-bottom: 1.2rem;
}
textarea { min-height: 9rem; resize: vertical; }
input:focus-visible, textarea:focus-visible { outline: 3px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.check { display: flex; gap: .7rem; align-items: flex-start; font-weight: 400; margin-bottom: 1.5rem; }
.check input { margin-top: .35rem; flex: none; }
.hp { position: absolute; left: -9999px; height: 0; overflow: hidden; }
button.btn { border: 0; cursor: pointer; font-family: inherit; }