/* Basis-Styling */
:root {
  --bg-color: #F5F7FA; /* Body-Hintergrund */
  --accent-color: #0056D2; /* Primär-Blau */
  --text-color: #333; /* Text */
  --button-color: #0056D2; /* Buttons */
  --button-text: #fff; /* Button-Text */
  --section-bg: #E6F0FA; /* Hellblau für Sektionen */
  --dark-blue: #003087; /* Dunkelblau für Überschriften */
  --footer-bg: #003087; /* Angepasst für Harmonie: Von dark gray zu dark blue, um blauen Fluss zu halten (bestehende Farbe) */
}

body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  font-size: 16px;
}

/* Header */
header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  padding: 5px 10px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  display: flex;
  justify-content: center;
  align-items: center;
}

.logo-image {
  max-width: 150px;
  height: auto;
}

/* Sticky CTA */
.sticky-cta {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--button-color);
  color: var(--button-text);
  padding: 12px 20px;
  border-radius: 50px;
  text-decoration: none;
  font-size: 14px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 1000;
  animation: pulse 3s infinite;
}

.sticky-cta:hover, .sticky-cta:focus {
  background: var(--dark-blue);
  transform: scale(1.1);
}

/* Sticky WhatsApp */
.sticky-whatsapp {
  position: fixed;
  bottom: 80px; /* Etwas höher als der CTA-Button, um Kollision zu vermeiden */
  right: 20px;
  background: #25D366; /* WhatsApp-Grün */
  color: #fff;
  padding: 12px 20px;
  border-radius: 50px;
  text-decoration: none;
  font-size: 14px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 1000;
}

.sticky-whatsapp:hover, .sticky-whatsapp:focus {
  transform: scale(1.1);
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

/* Sections */
section {
  padding: 100px 20px;
  max-width: 1200px;
  margin: 0 auto;
}

#home {
  padding: 0;
  margin: 0;
}

h1, h2, h3, h4 {
  margin: 0 0 20px;
  color: var(--dark-blue);
  font-weight: 700;
}

h1 { font-size: 36px; }

h2 {
  font-size: 32px;
  position: relative;
  display: inline-block;
}

h2::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 50%;
  height: 2px;
  background: var(--accent-color);
}

h3 { font-size: 20px; }

h4 { font-size: 18px; }

/* USPs */
#usps {
  background: var(--section-bg); /* Angepasst für Harmonie: Von #fff zu light blue, für konsistenten blauen Fluss mit anderen Sections */
  text-align: center;
}

.usps-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 20px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.usp-item {
  padding: 20px;
  background: #fff; /* Angepasst für Harmonie: Items auf white, um milden Kontrast zum section-bg zu schaffen (bestehende Farbe) */
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.usp-item i {
  font-size: 40px;
  color: var(--accent-color);
  margin-bottom: 10px;
}

.usp-item h3 {
  font-size: 18px;
}

.usp-item p {
  font-size: 14px;
}

/* Services */
#services {
  background: var(--section-bg);
}

.services-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 20px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.service-card {
  background: #fff;
  border: 1px solid var(--accent-color);
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  padding: 20px;
  text-align: center;
  transition: transform 0.3s ease, border 0.3s ease;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  color: var(--text-color);
}

.service-card:hover, .service-card:focus {
  transform: scale(1.05);
  border: 2px solid var(--accent-color);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.service-card img {
  width: 100%;
  height: auto;
  border-radius: 10px;
}

.service-card h3 {
  font-size: 18px;
}

.service-card p {
  font-size: 14px;
}

/* Versprechen */
#versprechen {
  background: var(--section-bg);
  text-align: center;
}

#versprechen p {
  font-size: 18px;
  max-width: 800px;
  margin: 0 auto;
}

/* Contact */
#contact {
  background: var(--section-bg);
  text-align: center;
}

#contact p {
  font-size: 18px;
  max-width: 600px;
  margin: 0 auto 20px;
}

.contact-content {
  display: flex;
  justify-content: center;
}

form {
  flex: 0 1 500px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  background: #fff;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

form input,
form textarea {
  padding: 12px;
  border: 1px solid #ccc; /* Angepasst für Harmonie: Border zu gray (#ccc ist abgeleitet von deinem gray, für subtilen Kontrast – bestehend) */
  border-radius: 5px;
  font-size: 16px;
}

form textarea {
  resize: vertical;
  min-height: 100px;
}

form input:focus,
form textarea:focus {
  outline: 2px solid var(--accent-color);
}

form button {
  background-color: var(--button-color);
  color: var(--button-text);
  border: none;
  padding: 12px 30px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 14px;
  transition: background 0.3s ease, transform 0.2s ease;
}

form button:hover, form button:focus {
  background: var(--dark-blue);
  transform: scale(1.05);
}

form label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-color);
}

form label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  cursor: pointer;
  accent-color: var(--accent-color); /* Farbe der Checkbox */
}

form label a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.3s ease;
}

form label a:hover,
form label a:focus {
  color: var(--dark-blue);
  text-decoration: underline;
}

/* About */
#about {
  background: var(--section-bg); /* Angepasst für Harmonie: Von #fff zu light blue, für einheitlichen Fluss */
}

.about-content {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.about-content p {
  flex: 1;
  min-width: 250px;
  font-size: 16px;
}

.about-content img {
  flex: 1;
  min-width: 250px;
  width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

/* Footer */
footer {
  text-align: center;
  padding: 60px 20px;
  background: var(--footer-bg); /* Nun dark blue für besseren blauen Abschluss */
  color: #fff; /* Angepasst für Harmonie: Text zu white für Kontrast auf dark blue */
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: center;
  margin-bottom: 20px;
}

.footer-column {
  min-width: 200px;
}

.footer-column h4 {
  font-size: 16px;
  margin-bottom: 10px;
  color: #fff;
}

.footer-column p, .footer-column ul {
  font-size: 14px;
}

.footer-column ul {
  list-style: none;
  padding: 0;
}

.footer-column ul li {
  margin-bottom: 8px;
}

.footer-column a {
  color: var(--accent-color);
  text-decoration: none;
}

.footer-column a:hover, .footer-column a:focus {
  color: #fff;
}

.footer-links {
  margin: 20px 0;
}

.footer-links a {
  color: #fff;
  text-decoration: none;
  margin: 0 15px;
  font-size: 14px;
}

.footer-links a:hover, .footer-links a:focus {
  color: var(--accent-color);
}

footer > p {
  margin: 5px 0;
  font-size: 12px;
}

/* Animationen */
@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate {
  opacity: 0;
}

.animate.visible {
  animation: slideUp 0.6s ease-out forwards;
}

/* Responsive Design */
@media (min-width: 768px) {
  .usps-list, .services-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    max-width: none;
  }
}

@media (max-width: 768px) {
  section {
    padding: 60px 20px;
  }

  header {
    padding: 8px 15px;
  }

  .logo-image {
    max-width: 150px;
  }
}