:root {
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --secondary: #0f172a;
  --text-main: #334155;
  --text-light: #64748b;
  --bg-main: #f8fafc;
  --bg-white: #ffffff;
  --border: #e2e8f0;
  --success: #10b981;
  --radius: 8px;
  --container-width: 1200px;
  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
  font-family: var(--font-main);
  color: var(--text-main);
  background-color: var(--bg-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s;
}

a:hover {
  color: var(--primary-hover);
}

h1, h2, h3, h4, h5 {
  color: var(--secondary);
  line-height: 1.2;
  margin-bottom: 1rem;
  font-weight: 700;
}

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Button Styles */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid transparent;
}

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

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

.btn-outline {
  background-color: transparent;
  color: var(--secondary);
  border-color: var(--border);
}

.btn-outline:hover {
  background-color: var(--bg-main);
  border-color: var(--secondary);
}

/* Header & Nav */
header {
  background-color: var(--bg-white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--secondary);
  letter-spacing: -0.5px;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  color: var(--text-main);
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--primary);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--secondary);
}

/* Sections */
section {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.section-header h2 {
  font-size: 2.5rem;
}

.bg-white { background-color: var(--bg-white); }
.bg-light { background-color: var(--bg-main); }

/* Hero Section */
.hero {
  background-color: var(--bg-white);
  padding: 6rem 0;
  border-bottom: 1px solid var(--border);
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-text h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
}

.hero-text p {
  font-size: 1.25rem;
  color: var(--text-light);
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
}

.hero-image {
  background-color: var(--bg-main);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Categories Grid */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}

.category-card {
  background: var(--bg-white);
  padding: 2rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}

.category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.05);
}

.cat-icon {
  width: 64px;
  height: 64px;
  background-color: var(--bg-main);
  border-radius: 50%;
  margin: 0 auto 1.5rem auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Comparison Dashboard */
.comparison-dashboard {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.comp-row {
  display: grid;
  grid-template-columns: 2fr 1.5fr 1.5fr 2fr;
  padding: 1.5rem;
  border-bottom: 1px solid var(--border);
  align-items: center;
}

.comp-header {
  background-color: var(--bg-main);
  font-weight: 600;
  color: var(--secondary);
}

.comp-row:last-child {
  border-bottom: none;
}

.comp-cell h4 { margin-bottom: 0.25rem; font-size: 1.1rem; }
.comp-cell span { font-size: 0.9rem; color: var(--text-light); display: block; }
.tag {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  background: var(--bg-main);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 0.8rem;
  margin: 0.25rem 0.25rem 0 0;
}

/* Reviews Grid */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

.review-card {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex;
  flex-direction: column;
}

.review-card h3 { margin-bottom: 0.5rem; }
.review-card .category { color: var(--primary); font-size: 0.9rem; margin-bottom: 1rem; font-weight: 500;}
.review-card p { flex-grow: 1; margin-bottom: 1.5rem; color: var(--text-light); }

/* Split Info Section */
.split-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.split-list {
  list-style: none;
  margin-top: 2rem;
}

.split-list li {
  position: relative;
  padding-left: 2rem;
  margin-bottom: 1rem;
}

.split-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: bold;
}

/* FAQ */
.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  background: var(--bg-white);
  overflow: hidden;
}

.faq-question {
  padding: 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  color: var(--secondary);
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  font-size: 1.1rem;
}

.faq-answer {
  padding: 0 1.5rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out, padding 0.3s ease;
}

.faq-item.active .faq-answer {
  padding: 0 1.5rem 1.5rem 1.5rem;
  max-height: 500px;
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-control {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 1rem;
}

textarea.form-control {
  resize: vertical;
  min-height: 150px;
}

/* Content Pages (Legal, Review Detail) */
.content-page {
  max-width: 800px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-top: 3rem;
  margin-bottom: 3rem;
}

.content-page h1 { font-size: 2.5rem; margin-bottom: 2rem; border-bottom: 1px solid var(--border); padding-bottom: 1rem;}
.content-page h2 { margin-top: 2.5rem; margin-bottom: 1rem; }
.content-page p { margin-bottom: 1.5rem; }
.content-page ul { margin-bottom: 1.5rem; padding-left: 1.5rem; }
.content-page li { margin-bottom: 0.5rem; }

/* Article Preview (Ratgeber) */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}
.article-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-white);
}
.article-img {
  height: 200px;
  background: var(--border);
}
.article-content {
  padding: 1.5rem;
}
.article-content h3 { font-size: 1.25rem; margin-bottom: 0.5rem;}
.article-content p { color: var(--text-light); margin-bottom: 1rem;}

/* Footer */
footer {
  background-color: var(--secondary);
  color: var(--bg-white);
  padding: 4rem 0 2rem 0;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-col h4 {
  color: var(--bg-white);
  margin-bottom: 1.5rem;
}

.footer-col p {
  color: #94a3b8;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: #94a3b8;
}

.footer-links a:hover {
  color: var(--bg-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 2rem;
  text-align: center;
  color: #94a3b8;
  font-size: 0.9rem;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--bg-white);
  border-top: 1px solid var(--border);
  box-shadow: 0 -4px 10px rgba(0,0,0,0.05);
  padding: 1.5rem 0;
  z-index: 1000;
  transform: translateY(100%);
  transition: transform 0.3s ease-in-out;
}

.cookie-banner.show {
  transform: translateY(0);
}

.cookie-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.cookie-text {
  flex-grow: 1;
}

.cookie-actions {
  display: flex;
  gap: 1rem;
}

/* Responsive */
@media (max-width: 992px) {
  .hero-content, .split-section {
    grid-template-columns: 1fr;
  }
  .comp-row {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .comp-header { display: none; }
  .comp-cell::before {
    content: attr(data-label);
    font-weight: bold;
    display: block;
    margin-bottom: 0.25rem;
    color: var(--secondary);
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background: var(--bg-white);
    flex-direction: column;
    padding: 2rem;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .mobile-menu-btn {
    display: block;
  }

  .hero-text h1 {
    font-size: 2.5rem;
  }

  .cookie-content {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .cookie-actions {
    flex-wrap: wrap;
    width: 100%;
  }
  .cookie-actions .btn {
    flex: 1;
    min-width: 120px;
  }
}