/* Vertraut — Stil des One-Pagers.
   Palette bewusst identisch mit dem techbuddy-CD (assets/corporate-design):
   die Produkte (Passwort-Safe, Dokumentenablage) sind bereits so gebrandet,
   die Website soll beim Kunden nicht wie ein anderes Produkt aussehen. */

:root {
  --vt-navy-900: #122a42;
  --vt-navy-700: #1f4e79;
  --vt-blue-500: #2c608f;
  --vt-amber-500: #f2a03d;
  --vt-light-100: #d6e4f0;
  --vt-surface-50: #f5f8fb;
  --vt-green-500: #2ea064;
  --vt-text: #1c2b3a;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--vt-text);
  background: #fff;
  line-height: 1.6;
}

.innen { max-width: 960px; margin: 0 auto; padding: 0 1.25rem; }

/* Wortmarke: klein geschrieben, Amber-Punkt auf der Grundlinie */
.wortmarke { font-weight: 800; letter-spacing: -0.02em; }
.wortmarke::after { content: "."; color: var(--vt-amber-500); }

/* Kopfleiste */
header.kopf {
  position: sticky; top: 0; z-index: 10;
  background: var(--vt-navy-900);
  color: #fff;
}
header.kopf .innen {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 0.75rem; padding-bottom: 0.75rem;
}
header.kopf .wortmarke { font-size: 1.35rem; }
a.anmelden {
  color: var(--vt-light-100); text-decoration: none;
  border: 1px solid var(--vt-light-100); border-radius: 999px;
  padding: 0.35rem 1rem; font-size: 0.95rem;
}
a.anmelden:hover { background: rgba(255, 255, 255, 0.1); }

/* Held: Markenverlauf als Bühne */
.held {
  background: linear-gradient(180deg, var(--vt-navy-900), var(--vt-navy-700));
  color: #fff;
  padding: 4rem 0 4.5rem;
}
.held h1 { font-size: clamp(1.8rem, 4.5vw, 2.8rem); line-height: 1.2; max-width: 34ch; }
.held h1 em { font-style: normal; color: var(--vt-amber-500); }
.held p.unterzeile {
  margin-top: 1.25rem; font-size: 1.15rem; color: var(--vt-light-100); max-width: 60ch;
}
.held .knopfzeile { margin-top: 2rem; }

.knopf {
  display: inline-block; border-radius: 999px; padding: 0.8rem 1.8rem;
  background: var(--vt-amber-500); color: var(--vt-navy-900);
  font-weight: 700; text-decoration: none; font-size: 1.05rem;
  border: none; cursor: pointer;
}
.knopf:hover { filter: brightness(1.07); }

/* Empfehlungs-Banner (nur sichtbar mit ?von=…) */
.empfehlung {
  display: none;
  background: var(--vt-green-500); color: #fff;
  padding: 0.7rem 0; text-align: center; font-size: 1rem;
}
.empfehlung.sichtbar { display: block; }

/* Abschnitte */
section { padding: 3.5rem 0; }
section h2 {
  color: var(--vt-navy-700); font-size: 1.7rem; margin-bottom: 1.75rem;
}
section.grau { background: var(--vt-surface-50); }

/* Zielgruppen-Karten */
.karten { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.karte {
  background: #fff; border: 1px solid var(--vt-light-100);
  border-radius: 16px; padding: 1.75rem;
}
.karte h3 { color: var(--vt-navy-900); font-size: 1.2rem; margin-bottom: 0.75rem; }
.karte p.szene { font-style: italic; color: var(--vt-blue-500); margin-bottom: 0.75rem; }

/* Leistungen */
.leistungen { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.25rem; }
.leistung { border-radius: 16px; background: var(--vt-surface-50); padding: 1.5rem; }
.leistung h3 { font-size: 1.05rem; color: var(--vt-navy-900); margin-bottom: 0.4rem; }
.leistung p { font-size: 0.95rem; }
section.grau .leistung { background: #fff; border: 1px solid var(--vt-light-100); }

/* Preise */
.preise { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.preis {
  border-radius: 16px; border: 2px solid var(--vt-light-100);
  padding: 2rem 1.75rem; background: #fff;
}
.preis h3 { color: var(--vt-navy-900); font-size: 1.25rem; }
.preis .betrag { font-size: 2.4rem; font-weight: 800; color: var(--vt-navy-700); margin: 0.5rem 0 0; }
.preis .betrag small { font-size: 1rem; font-weight: 400; color: var(--vt-text); }
.preis ul { list-style: none; margin-top: 1.25rem; }
.preis li { padding-left: 1.5rem; position: relative; margin-bottom: 0.5rem; font-size: 0.97rem; }
.preis li::before { content: "✓"; position: absolute; left: 0; color: var(--vt-green-500); font-weight: 700; }
.preis .hinweis { margin-top: 1rem; font-size: 0.88rem; color: #5a6b7c; }
p.preisfussnote { margin-top: 1.25rem; font-size: 0.9rem; color: #5a6b7c; }

/* Kontaktformular */
form.kontakt { max-width: 540px; }
form.kontakt label { display: block; font-weight: 600; margin: 1rem 0 0.3rem; color: var(--vt-navy-900); }
form.kontakt input, form.kontakt textarea {
  width: 100%; padding: 0.7rem 0.9rem; font: inherit;
  border: 1px solid var(--vt-light-100); border-radius: 10px;
  background: var(--vt-surface-50);
}
form.kontakt input:focus, form.kontakt textarea:focus {
  outline: 2px solid var(--vt-blue-500); background: #fff;
}
form.kontakt .knopf { margin-top: 1.5rem; }
.formular-meldung { margin-top: 1rem; padding: 0.9rem 1.1rem; border-radius: 10px; display: none; }
.formular-meldung.erfolg { display: block; background: #e7f5ec; color: #185c38; }
.formular-meldung.fehler { display: block; background: #fdeaea; color: #8a1f1f; }
p.datenschutzhinweis { margin-top: 0.9rem; font-size: 0.85rem; color: #5a6b7c; max-width: 540px; }

/* Fußzeile */
footer {
  background: var(--vt-navy-900); color: var(--vt-light-100);
  padding: 2.5rem 0; font-size: 0.95rem;
}
footer .innen { display: flex; flex-wrap: wrap; gap: 1.5rem; justify-content: space-between; align-items: center; }
footer a { color: var(--vt-light-100); }
footer nav a { margin-right: 1.25rem; }

/* Rechtstexte (Impressum/Datenschutz) */
main.rechtstext { padding: 3rem 0; }
main.rechtstext h1 { color: var(--vt-navy-700); margin-bottom: 1.5rem; }
main.rechtstext h2 { color: var(--vt-navy-900); font-size: 1.15rem; margin: 1.5rem 0 0.5rem; }
main.rechtstext p { max-width: 72ch; }