:root {
  --tuerkis: #a6dedc;
  --text: #1f2937;
  --hintergrund: #f8fafc;
  --footer-bg: #0f4c5c;
  --focus: #111827;

  --whatsapp: #25D366;
  --whatsapp-hover: #1ebe5d;

  --call: #6b7280;
  --call-hover: #4b5563;

  --email: #7dd3fc;
  --email-hover: #38bdf8;
}

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

body {
  margin: 0;
  font-family: 'Open Sans', sans-serif;
  background: var(--hintergrund);
  color: var(--text);
  line-height: 1.6;
}

/* Skip-Link (Accessibility) */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: #fff;
  color: #000;
  padding: .6rem 1rem;
  border-radius: 6px;
  z-index: 9999;
  box-shadow: 0 6px 18px rgba(0,0,0,.15);
}
.skip-link:focus {
  left: 12px;
  top: 12px;
  outline: 3px solid var(--focus);
}

a:focus-visible, button:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 10px;
}

header {
  background: var(--tuerkis);
  padding: 4rem 1rem 3rem;
}

.header-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

.header-logo img {
  height: 60px;
  margin-bottom: 1rem;
}

.header-text { flex: 1; }

.header-text h1 {
  margin: 0 0 .6rem;
  font-size: 2rem;
  font-weight: 600;
  line-height: 1.2;
}

.header-text .subtitle {
  margin: 0 0 1.2rem;
  font-size: 1rem;
}

.header-text p {
  margin: 0 0 1.2rem;
  font-size: 1rem;
}

/* ===== Kontakt-Buttons ===== */
.contact-actions {
  margin-top: 1.4rem;
  display: flex;
  gap: 1rem;
  align-items: stretch;
  flex-wrap: nowrap;
}

.btn {
  flex: 1 1 0;
  min-width: 180px;

  display: inline-flex;
  align-items: center;
  justify-content: center;

  padding: 1rem 1.2rem;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  box-shadow: 0 4px 6px rgba(0,0,0,0.12);

  transition: transform .15s ease, background .15s ease;
  white-space: nowrap;
  text-align: center;
  color: #fff;
}

.btn:hover { transform: translateY(-2px); }

.btn-whatsapp { background: var(--whatsapp); }
.btn-whatsapp:hover { background: var(--whatsapp-hover); }

.btn-call { background: var(--call); }
.btn-call:hover { background: var(--call-hover); }

.btn-email { background: var(--email); color: #0b1220; }
.btn-email:hover { background: var(--email-hover); }

.header-image {
  width: 250px;
  height: 250px;
  overflow: hidden;
  border-radius: 50%;
  position: relative;
  flex: 0 0 auto;
}

.header-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

main { display: block; }

.leistungen {
  padding: 3rem 1rem;
  background: #fff;
}

.leistungen-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.leistungen h2 {
  margin: 0 0 1.5rem;
  font-size: 1.6rem;
  line-height: 1.25;
  text-align: center;
}

.leistung-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
}

article.leistung {
  flex: 1 1 300px;
  max-width: 320px;
  text-align: center;
  padding: 1.2rem 1rem;
  border-radius: 12px;
}

.leistung-icon {
  width: 125px;
  height: 125px;
  margin: 0 auto 1rem;
}

.leistung h3 {
  margin: 0 0 .5rem;
  font-size: 1.25rem;
}

.leistung p {
  margin: 0;
  font-size: .95rem;
  line-height: 1.45;
}

.cta {
  text-align: center;
  padding: 3rem 1rem;
}

.cta-inner {
  max-width: 900px;
  margin: 0 auto;
}

.cta h2 {
  margin: 0 0 1rem;
  font-size: 1.6rem;
  line-height: 1.25;
}

.cta p {
  margin: 0 auto 2rem;
  font-size: 1rem;
  line-height: 1.5;
}

.cta .btn {
  max-width: 360px;
  width: 100%;
  justify-self: center;
}

/* ========== Footer (Footer-4 Stil) ========== */
.f4 {
  margin-top: 64px;
  border-top: 1px solid rgba(0,0,0,.08);
  background: #0b1220;
  color: rgba(255,255,255,.86);
}

.f4 a { color: rgba(255,255,255,.86); text-decoration: none; }
.f4 a:hover { color: #fff; }

.f4__container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 18px 18px;
}

.f4__top {
  display: grid;
  grid-template-columns: 1.15fr 1.6fr 1.05fr;
  gap: 28px;
  align-items: start;
}

.f4__logo {
  font-weight: 700;
  letter-spacing: .2px;
  font-size: 1.05rem;
  display: inline-flex;
  gap: 10px;
  align-items: center;
}

.f4__claim {
  margin: 12px 0 16px;
  line-height: 1.55;
  color: rgba(255,255,255,.72);
}

.f4__social {
  display: flex;
  gap: 10px;
}

.f4__icon {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 12px;
  transition: transform .15s ease, border-color .15s ease;
}

.f4__icon:hover {
  transform: translateY(-1px);
  border-color: rgba(255,255,255,.35);
}

.f4__icon svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.f4__cols {
  display: grid;
  grid-template-columns: repeat(2, minmax(160px, 1fr));
  gap: 22px;
}

.f4__title {
  font-size: .95rem;
  font-weight: 700;
  margin: 0 0 12px;
  color: #fff;
}

.f4__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
  color: rgba(255,255,255,.72);
}

.f4__list li { line-height: 1.45; }
.f4__list a { color: rgba(255,255,255,.72); }
.f4__list a:hover { color: #fff; }

.f4__cta {
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 16px;
  padding: 16px;
  background: rgba(255,255,255,.04);
}

.f4__text {
  margin: 0 0 14px;
  color: rgba(255,255,255,.72);
  line-height: 1.55;
}

.f4__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 42px;
  padding: 0 14px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,.16);
  background: #ffffff;
  color: #0b1220;
  font-weight: 700;
  cursor: pointer;
}

.f4__btn:hover { filter: brightness(.95); }

.f4__note {
  margin: 12px 0 0;
  font-size: .9rem;
  color: rgba(255,255,255,.66);
}

.f4__bottom {
  margin-top: 26px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,.12);
  display: flex;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  color: rgba(255,255,255,.62);
  font-size: .92rem;
}

.f4__bottomLinks {
  display: flex;
  gap: 14px;
}

.f4__bottomLinks a { color: rgba(255,255,255,.62); }
.f4__bottomLinks a:hover { color: #fff; }

/* Responsive */
@media (max-width: 800px) {
  .header-inner { flex-direction: column; text-align: center; }
  .header-text { text-align: center; }
  .contact-actions { justify-content: center; }
}

/* Mobile: Buttons untereinander + gleiche Größe */
@media (max-width: 520px) {
  .contact-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .btn {
    width: 100%;
    min-width: 0;
  }
}

@media (max-width: 980px) {
  .f4__top { grid-template-columns: 1fr; }
  .f4__cols { grid-template-columns: repeat(2, minmax(140px, 1fr)); }
}

@media (max-width: 560px) {
  .f4__cols { grid-template-columns: 1fr; }
}