/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: #f0f4f8;
  color: #1a2332;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }

/* ===== BRAND COLOR SYSTEM ===== */
:root {
  --blue-50: #e0f7ff;
  --blue-100: #b3ecff;
  --blue-200: #80dfff;
  --blue-300: #4dd2ff;
  --blue-400: #26c6ff;
  --blue-500: #00b4ff;
  --blue-600: #0099e6;
  --blue-700: #007dcc;
  --blue-800: #0062b3;
  --blue-900: #004799;

  --cyan-50: #e0fafc;
  --cyan-100: #b3f3f7;
  --cyan-200: #80ebf2;
  --cyan-300: #4de3ed;
  --cyan-400: #26dce8;
  --cyan-500: #00d4e0;
  --cyan-600: #00b8c7;
  --cyan-700: #009ca8;
  --cyan-800: #007f8a;
  --cyan-900: #00636b;

  --primary: var(--blue-600);
  --primary-dark: var(--blue-800);
  --primary-light: var(--blue-400);
  --accent: var(--cyan-500);
  --accent-dark: var(--cyan-700);
  --accent-light: var(--cyan-300);

  --surface: #ffffff;
  --surface-alt: #f0f4f8;
  --text: #1a2332;
  --text-secondary: #4a5568;
  --text-muted: #7a879a;
  --border: #dce2ec;

  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
  --gradient: linear-gradient(135deg, var(--blue-600), var(--cyan-500));
  --gradient-dark: linear-gradient(135deg, var(--blue-800), var(--cyan-700));
  --gradient-light: linear-gradient(135deg, var(--blue-400), var(--cyan-300));
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  flex-direction: column;
  background: linear-gradient(135deg, #0b1a2e 0%, #0d2845 30%, #0f3475 60%, #0b5a9a 100%);
  color: white;
  overflow: hidden;
}
.hero-glow {
  position: absolute;
  top: -30%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 180, 255, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.nav {
  padding: 16px 24px;
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 26, 46, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo { font-size: 1.3rem; font-weight: 700; letter-spacing: -0.02em; }
.logo-accent { color: var(--cyan-400); }
.nav-links { display: flex; align-items: center; gap: 24px; }
.nav-links a { font-size: 0.9rem; color: rgba(255,255,255,0.75); transition: color 0.2s; }
.nav-links a:hover { color: white; }

.hero-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 40px 24px;
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 50px;
  background: rgba(0, 212, 224, 0.15);
  border: 1px solid rgba(0, 212, 224, 0.3);
  color: var(--cyan-300);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 20px;
}
h1 {
  font-size: clamp(2.2rem, 6vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}
.hero-sub {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.75);
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: 32px;
}
.hero-sub strong { color: white; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; margin-bottom: 36px; }

.btn {
  display: inline-flex;
  align-items: center;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
}
.btn-sm { padding: 10px 20px; font-size: 0.85rem; }
.btn-primary {
  background: var(--gradient);
  color: white;
  box-shadow: 0 4px 20px rgba(0, 180, 255, 0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 28px rgba(0, 180, 255, 0.5); }
.btn-outline {
  background: transparent;
  color: white;
  border: 2px solid rgba(255,255,255,0.25);
}
.btn-outline:hover { border-color: var(--cyan-400); color: var(--cyan-300); }

.city-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  align-items: center;
  margin-top: 8px;
}
.city-strip-label { font-size: 0.85rem; color: rgba(255,255,255,0.5); }
.city-tag {
  display: inline-block;
  padding: 5px 14px;
  border-radius: 50px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
  font-size: 0.8rem;
  color: rgba(255,255,255,0.7);
  transition: all 0.2s;
}
.city-tag:hover { background: rgba(255,255,255,0.15); color: white; }

/* ===== USP BANNER ===== */
.usp-banner {
  background: white;
  border-bottom: 1px solid var(--border);
}
.usp-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding: 28px 24px;
}
.usp-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}
.usp-item strong { display: block; color: var(--text); font-weight: 600; }
.usp-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gradient);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
}

/* ===== SECTIONS ===== */
.section { padding: 80px 24px; }
.section-alt { background: white; }
.section-cta {
  background: linear-gradient(135deg, #0b1a2e 0%, #0d2845 50%, #0f3475 100%);
  color: white;
}
.section-cta .section-desc { color: rgba(255,255,255,0.7); }
.section-cta .section-title { color: white; }
.section-cta .highlight { color: var(--cyan-300); }
.section-cta .why-item p { color: rgba(255,255,255,0.7); }
.section-inner { max-width: 1100px; margin: 0 auto; }
.centered { text-align: center; }
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.highlight { background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.section-desc {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto 48px;
  text-align: center;
}

/* ===== CARDS ===== */
.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 24px; }
.card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: all 0.25s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.card-icon { font-size: 2rem; margin-bottom: 16px; }
.card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 8px; }
.card p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.7; }

/* ===== PRICING ===== */
.price-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: start; }
.price-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  position: relative;
  transition: all 0.25s;
  box-shadow: var(--shadow);
}
.price-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.price-card-featured {
  border: 2px solid var(--blue-500);
  transform: scale(1.05);
  box-shadow: 0 8px 32px rgba(0, 180, 255, 0.15);
}
.price-card-featured:hover { transform: scale(1.05) translateY(-4px); }
.price-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient);
  color: white;
  padding: 4px 16px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
}
.price-name { font-size: 1rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 12px; }
.price-amount { font-size: 2rem; font-weight: 800; color: var(--text); }
.price-range { font-size: 0.9rem; color: var(--text-muted); margin-bottom: 20px; }
.price-features { list-style: none; text-align: left; }
.price-features li {
  padding: 6px 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
  position: relative;
  padding-left: 20px;
}
.price-features li::before { content: "✓"; position: absolute; left: 0; color: var(--blue-500); font-weight: 700; }
.price-footnote { font-size: 0.8rem; color: var(--text-muted); text-align: center; margin-top: 24px; max-width: 550px; margin-left: auto; margin-right: auto; }

/* ===== GARANTIE ===== */
.garantie-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.garantie-item { position: relative; padding-left: 60px; }
.garantie-number {
  position: absolute;
  left: 0;
  top: 0;
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.garantie-item h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 6px; }
.garantie-item p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.7; }

/* ===== WHY US ===== */
.why-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; text-align: left; margin-top: 40px; }
.why-item strong { display: block; font-size: 1.05rem; margin-bottom: 6px; color: white; }
.why-item p { font-size: 0.9rem; line-height: 1.7; }

/* ===== KONTAKT ===== */
.kontakt-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  max-width: 500px;
  margin: 0 auto;
}
.kontakt-info p { margin-bottom: 8px; color: var(--text-secondary); font-size: 1rem; }
.kontakt-info p:first-child { margin-bottom: 4px; }
.kontakt-link {
  display: inline-block;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--blue-600);
  margin-bottom: 16px;
  transition: color 0.2s;
}
.kontakt-link:hover { color: var(--blue-800); }
.kontakt-hinweis { font-size: 0.85rem !important; color: var(--text-muted) !important; }

/* ===== PARTNER ===== */
.partner-section {
  padding: 80px 24px;
  background: linear-gradient(135deg, #f0f4f8 0%, #e0f7ff 100%);
}
.partner-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 700px; margin: 0 auto; }
.partner-card {
  display: block;
  background: white;
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: all 0.25s;
  cursor: pointer;
}
.partner-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--blue-300); }
.partner-icon { font-size: 2.5rem; margin-bottom: 12px; }
.partner-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.partner-card p { font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 12px; line-height: 1.6; }
.partner-link { font-size: 0.85rem; color: var(--blue-600); font-weight: 600; }

/* ===== CITIES ===== */
.cities-section { padding: 60px 24px; background: white; }
.cities-grid { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 32px; }
.cities-link {
  display: inline-block;
  padding: 10px 24px;
  border-radius: var(--radius);
  background: var(--surface-alt);
  border: 1px solid var(--border);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text);
  transition: all 0.2s;
}
.cities-link:hover { background: var(--gradient); color: white; border-color: transparent; }

/* ===== FOOTER ===== */
.footer {
  background: #0b1a2e;
  color: rgba(255,255,255,0.7);
  padding: 60px 24px 24px;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
}
.footer-brand .logo { color: white; font-size: 1.2rem; }
.footer-brand p { font-size: 0.85rem; margin-top: 12px; line-height: 1.7; }
.footer-links h4 { color: white; font-size: 0.9rem; font-weight: 600; margin-bottom: 12px; }
.footer-links a { display: block; font-size: 0.85rem; padding: 4px 0; transition: color 0.2s; }
.footer-links a:hover { color: var(--cyan-300); }
.footer-note { font-size: 0.8rem; margin-top: 8px; line-height: 1.5; }
.footer-bottom {
  max-width: 1100px;
  margin: 40px auto 0;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 0.8rem;
  text-align: center;
}

/* ===== BREADCRUMB ===== */
.breadcrumb { margin-bottom: 16px; font-size: 0.85rem; }
.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  list-style: none;
  padding: 0;
  margin: 0;
  justify-content: center;
}
.breadcrumb a { color: rgba(255,255,255,0.6); transition: color 0.2s; }
.breadcrumb a:hover { color: var(--cyan-300); }
.breadcrumb .current { color: var(--cyan-300); font-weight: 600; }

.price-hint { margin-top: 8px; font-size: 1rem; font-weight: 700; color: var(--cyan-300); }

.trust-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-top: 24px;
  max-width: 650px;
}
.trust-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 12px;
  border-radius: 50px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
  font-size: 0.75rem;
  color: rgba(255,255,255,0.75);
}
.trust-check { color: var(--cyan-400); font-weight: 700; }

.intro-text {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

/* ===== FAQ ===== */
.faq-list { max-width: 700px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow 0.2s;
}
.faq-item:hover { box-shadow: var(--shadow); }
.faq-question {
  padding: 16px 20px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  position: relative;
  color: var(--text);
  list-style: none;
}
.faq-question::-webkit-details-marker { display: none; }
.faq-question::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.2rem;
  color: var(--blue-500);
  transition: transform 0.2s;
}
details[open] .faq-question::after { content: "−"; }
.faq-answer {
  padding: 0 20px 16px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .usp-grid { grid-template-columns: 1fr; }
  .price-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .price-card-featured { transform: none; }
  .price-card-featured:hover { transform: translateY(-4px); }
  .garantie-grid { grid-template-columns: 1fr; }
  .partner-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 24px; }
  .nav-links a:not(.btn) { display: none; }
}