/* ===== BASIS-STYLES ===== */
:root {
  /* Farben */
  --navy: #0a2463;
  --red: #c44536;
  --teal: #1d7874;
  --light-teal: #e6f2f1;
  --dark-blue: #0c1b33;
  --light-gray: #f8f9fa;
  --medium-gray: #6c757d;
  --white: #ffffff;

  /* Typographie */
  --font-heading: "Source Sans Pro", sans-serif;
  --font-body: "Inter", sans-serif;

  /* Abstände */
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 3rem;
  --space-xl: 4rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  line-height: 1.6;
  color: #333;
  background-color: var(--white);
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* ===== HEADER ===== */
.main-header {
  background-color: var(--white);
  box-shadow: 0 2px 15px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 1rem 0;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Logo */
.logo img {
  height: 90px;
  width: 150px;
}

/* Navigation */
.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav-list {
  display: flex;
  list-style: none;
  gap: var(--space-md);
}

.nav-link {
  text-decoration: none;
  color: var(--navy);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  transition: all 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--white);
  background-color: var(--teal);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background-color: var(--navy);
  transition: 0.3s;
}

/* Language Selector */
.language-selector {
  position: relative;
}

.current-lang {
  padding: 0.5rem 1rem;
  background-color: var(--light-gray);
  border-radius: 4px;
  cursor: pointer;
  font-weight: 500;
}

.lang-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  background: white;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  border-radius: 4px;
  padding: 0.5rem 0;
  min-width: 120px;
  display: none;
  list-style: none;
}

.language-selector:hover .lang-dropdown {
  display: block;
}

.lang-dropdown a {
  display: block;
  padding: 0.5rem 1rem;
  text-decoration: none;
  color: var(--navy);
}

.lang-dropdown a:hover {
  background-color: var(--light-teal);
}

/* ===== HERO SECTION ===== */
.hero-section {
  background: linear-gradient(
    135deg,
    rgba(10, 36, 99, 0.9),
    rgba(29, 120, 116, 0.9)
  );
  color: var(--white);
  padding: var(--space-xl) 0;
  position: relative;
  overflow: hidden;
}

.hero-title {
  font-size: 2.8rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.3rem;
  max-width: 800px;
  margin-bottom: var(--space-lg);
  opacity: 0.95;
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: var(--space-xl);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--space-lg);
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--teal);
  display: block;
}

.stat-label {
  font-size: 1rem;
  opacity: 0.9;
  margin-top: 0.5rem;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: center;
}

.btn-primary {
  background-color: var(--navy);
  color: var(--white);
}

.btn-primary:hover {
  background-color: #08308c;
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: var(--teal);
  color: var(--white);
}

.btn-secondary:hover {
  background-color: #16615e;
  transform: translateY(-2px);
}

.btn-red {
  background-color: var(--red);
  color: var(--white);
}

.btn-teal {
  background-color: var(--teal);
  color: var(--white);
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

.btn-small {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
}

/* ===== SECTIONS ===== */
.section {
  padding: var(--space-xl) 0;
}

.section-white {
  background-color: var(--white);
}

.section-light-teal {
  background-color: var(--light-teal);
}

.section-dark-blue {
  background-color: var(--dark-blue);
  color: var(--white);
}

.section h2 {
  font-size: 2.2rem;
  margin-bottom: var(--space-md);
  color: var(--navy);
}

.section-dark-blue h2 {
  color: var(--white);
}

/* ===== FEATURES ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.feature-card {
  background: var(--white);
  padding: var(--space-lg);
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: var(--teal);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--space-md);
}

/* ===== CTA ===== */
.cta-box {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.cta-buttons {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  margin-top: var(--space-md);
  flex-wrap: wrap;
}

/* ===== FOOTER ===== */
.main-footer {
  background-color: var(--dark-blue);
  color: var(--white);
  padding: var(--space-xl) 0 var(--space-md) 0;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.footer-section h3 {
  color: var(--white);
  margin-bottom: var(--space-md);
}

.footer-tagline {
  font-style: italic;
  opacity: 0.8;
  margin-top: 0.5rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.5rem;
}

.footer-section a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section a:hover {
  color: var(--teal);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-md);
  text-align: center;
  color: rgba(255, 255, 255, 0.6);
}

/* ===== COOKIE BANNER ===== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--dark-blue);
  color: white;
  padding: 1rem;
  z-index: 9999;
  display: none;
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.cookie-content a {
  color: var(--teal);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1.1rem;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .hero-buttons .btn {
    width: 100%;
    text-align: center;
  }

  .menu-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background: white;
    flex-direction: column;
    padding: var(--space-lg);
    transition: left 0.3s ease;
    overflow-y: auto;
  }

  .main-nav.active {
    left: 0;
  }

  .nav-list {
    flex-direction: column;
    width: 100%;
  }

  .nav-link {
    display: block;
    padding: 1rem;
    text-align: center;
  }

  .language-selector {
    margin-top: 1rem;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .cta-buttons {
    flex-direction: column;
  }

  .cta-buttons .btn {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-sm);
  }

  .hero-section {
    padding: var(--space-lg) 0;
  }

  .hero-stats {
    flex-direction: column;
    gap: var(--space-md);
  }

  .section {
    padding: var(--space-lg) 0;
  }
}