:root {
  --brand-blue: #196A9A;
  --brand-gray: #626A69;
  --bg: #FCFAF6;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: #1f2937;
  background: var(--bg) url('background.svg') no-repeat center/cover fixed;
}
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px;
}
/* Header / nav */
.header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(6px);
  background: color-mix(in srgb, var(--bg) 80%, #ffffff 20%);
  border-bottom: 1px solid #e5e7eb;
  z-index: 10;
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  color: #0f172a;
  text-decoration: none;
}
.brand img { width: 32px; height: 32px; border-radius: 6px; }
.menu {
  display: flex;
  gap: 14px;
}
.menu a {
  text-decoration: none;
  color: #334155;
  padding: 8px 10px;
  border-radius: 10px;
}
.menu a:hover {
  background: rgba(25,106,154,0.08);
  color: var(--brand-blue);
}
.cta {
  background: var(--brand-blue);
  color: #fff;
  padding: 10px 14px;
  border-radius: 12px;
  text-decoration: none;
  box-shadow: 0 6px 18px rgba(25,106,154,.18);
}
.cta:hover { filter: brightness(1.03); }

/* Hero */
.hero {
  display: grid;
  grid-template-columns: 1fr;
  place-items: center;
  text-align: center;
  padding: 80px 24px 64px;
}
.logo-wrap {
  background: #ffffffc7;
  border: 1px solid #e5e7eb;
  border-radius: 20px;
  padding: 32px;
  box-shadow: 0 10px 30px rgba(0,0,0,.05);
}
.logo-wrap img { width: min(340px, 70vw); height: auto; display: block; }
.tagline { margin-top: 12px; color: #475569; }

/* Build notice */
.notice {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: #f1f5f9;
  color: #475569;
  border: 1px solid #e2e8f0;
  border-radius: 999px;
  font-size: 13px;
}

/* Modal for 'im Aufbau' */
.modal-backdrop {
  position: fixed;
  inset: 0;
  display: none;
  place-items: center;
  background: rgba(15, 23, 42, .35);
  z-index: 50;
}
.modal { background: #fff; border-radius: 16px; padding: 22px; max-width: 420px; margin: 16px; }
.modal h3 { margin: 0 0 6px 0; }
.modal p { margin: 0 0 12px 0; color: #475569; }
.modal .close { background: var(--brand-blue); color: #fff; border: 0; padding: 10px 14px; border-radius: 10px; cursor: pointer; }
.modal-backdrop.show { display: grid; }

.footer {
  border-top: 1px solid #e5e7eb;
  padding: 24px 0;
  text-align: center;
  color: #64748b;
  font-size: 13px;
  background: color-mix(in srgb, var(--bg) 85%, #fff 15%);
}