:root {
  --bg: #0b0d12;
  --bg-2: #12151d;
  --card: rgba(255, 255, 255, 0.04);
  --border: rgba(255, 255, 255, 0.08);
  --text: #e7ebf2;
  --muted: #9aa3b2;
  --accent: #4f8cff;
  --accent-soft: rgba(79, 140, 255, 0.14);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 50% -10%, #1a2234 0%, var(--bg) 60%);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 780px;
  margin: 0 auto;
  padding: 48px 22px 96px;
}

header.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--text);
  text-decoration: none;
}

.brand:hover { text-decoration: none; }
.brand:hover .logo { transform: scale(1.05); }

.brand .logo {
  width: 40px;
  height: 40px;
  border-radius: 11px;
  object-fit: cover;
  box-shadow: 0 8px 24px rgba(79, 140, 255, 0.35);
  transition: transform 0.15s ease;
}

.lang-toggle {
  display: inline-flex;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px;
  gap: 2px;
}

.lang-toggle button {
  border: 0;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-weight: 600;
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.lang-toggle button.active {
  background: var(--accent-soft);
  color: var(--text);
}

h1 {
  font-size: 30px;
  letter-spacing: -0.02em;
  margin: 0 0 6px;
}

.subtitle { color: var(--muted); margin: 0 0 34px; font-size: 15px; }

h2 {
  font-size: 19px;
  letter-spacing: -0.01em;
  margin: 38px 0 12px;
  padding-top: 10px;
}

h3 { font-size: 16px; margin: 24px 0 8px; }

p, li { color: #d3d9e3; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px 24px;
  margin: 22px 0;
}

ul { padding-left: 20px; }
li { margin: 6px 0; }

.muted { color: var(--muted); }

.divider { height: 1px; background: var(--border); margin: 40px 0; border: 0; }

footer {
  color: var(--muted);
  font-size: 13px;
  margin-top: 56px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

footer a { color: var(--muted); text-decoration: underline; }

.pill {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 18px;
}

/* Language visibility — body always carries exactly one of .de / .en.
   Using !important on the hide side so element-specific display rules
   (e.g. .btn { display: inline-block }) never leak the other language. */
body:not(.de) [data-lang-de],
body:not(.en) [data-lang-en] { display: none !important; }