:root {
  --primary-color: #2563eb; /* Modern Royal Blue */
  --primary-hover: #1d4ed8;
  --secondary-color: #f97316; /* Vibrant Orange for 3D elements/icons */
  --bg-main: #ffffff; /* Hochweiss */
  --bg-secondary: #f8fafc; /* Very light subtle gray */
  --text-main: #0f172a; /* Deep dark blue for high contrast text */
  --text-light: #475569; /* Gray for descriptions */
  --glass-bg: rgba(255, 255, 255, 0.75);
  --glass-border: rgba(0, 0, 0, 0.05);
  --shadow-3d: 0 15px 35px rgba(0,0,0,0.08); /* Lighter shadow for white theme */
  --shadow-card: 0 20px 40px -10px rgba(0,0,0,0.1);
  --accent-glow: 0 0 20px rgba(37, 99, 235, 0.3);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Outfit', sans-serif;
}

/* Screen-reader only utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

html {
  overflow-x: hidden;
  width: 100vw;
  max-width: 100%;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  width: 100%;
  position: relative;
}

/* Glass Navbar */
.glass-nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 4px 20px rgba(0,0,0,0.03);
  transition: all 0.3s ease;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-main);
  text-decoration: none;
  letter-spacing: -0.5px;
}

.logo-accent {
  color: var(--primary-color);
}

.desktop-nav {
  display: flex;
  gap: 2.5rem;
}

.nav-link {
  color: var(--text-light);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.2s;
  position: relative;
}

.nav-link:hover {
  color: var(--primary-color);
  transform: translateY(-2px);
}

.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--primary-color);
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.8rem;
  cursor: pointer;
}

/* Mobile Nav */
.mobile-menu {
  display: none;
  position: fixed;
  top: 70px;
  left: 0;
  width: 100%;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  z-index: 999;
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--shadow-3d);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  padding: 1rem 0;
}

.mobile-nav-links .nav-link {
  padding: 1rem 2rem;
  border-bottom: 1px solid rgba(0,0,0,0.05);
  color: var(--text-main);
}

@media (max-width: 768px) {
  .desktop-nav { display: none; }
  .mobile-toggle { display: block; }
}

/* Hero Section 3D */
.hero-3d {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8rem 2rem 4rem;
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: 850px;
  width: 100%;
  perspective: 1000px;
}

.glass-card {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,1);
  border-radius: 24px;
  padding: 3rem;
  box-shadow: var(--shadow-card), inset 0 0 0 1px rgba(255,255,255,0.5);
}

.card-3d {
  transform: rotateX(2deg) rotateY(-2deg) translateZ(0);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  transform-style: preserve-3d;
}

.card-3d:hover {
  transform: rotateX(0deg) rotateY(0deg) translateY(-10px) translateZ(20px);
  box-shadow: 0 40px 80px -20px rgba(37, 99, 235, 0.15), inset 0 0 0 1px rgba(255,255,255,1);
}

.glow-text {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--text-main) 0%, var(--primary-color) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 4px 6px rgba(0,0,0,0.05));
  transform: translateZ(30px);
}

.hero-subtext {
  font-size: 1.3rem;
  color: var(--text-light);
  margin-bottom: 2.5rem;
  font-weight: 400;
  transform: translateZ(20px);
}

.hero-badges {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
  transform: translateZ(25px);
}

.badge {
  background: white;
  color: var(--secondary-color);
  padding: 0.6rem 1.2rem;
  border-radius: 30px;
  font-size: 1rem;
  font-weight: 600;
  border: 1px solid rgba(249, 115, 22, 0.2);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 10px rgba(0,0,0,0.05);
}

/* Forms & Buttons */
.lead-form {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  transform: translateZ(15px);
}

.input-group {
  display: flex;
  gap: 1rem;
}

select {
  flex: 1;
  padding: 1.2rem;
  border-radius: 12px;
  background: white;
  border: 1px solid #e2e8f0;
  color: var(--text-main);
  font-size: 1.05rem;
  font-weight: 500;
  outline: none;
  transition: all 0.3s ease;
  cursor: pointer;
  box-shadow: 0 2px 5px rgba(0,0,0,0.02);
}

select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
}

/* Detailed Form Inputs (2026 Premium) */
.form-group label {
  display: block;
  margin-bottom: 0.6rem;
  font-weight: 700;
  color: var(--text-main);
  font-size: 1rem;
}
.form-group label small {
  font-weight: 400;
  color: var(--text-light);
  font-size: 0.85rem;
}
.form-group input[type="text"],
.form-group input[type="tel"],
.form-group input[type="email"],
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 1.2rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(0, 0, 0, 0.08);
  color: var(--text-main);
  font-size: 1.05rem;
  font-weight: 500;
  outline: none;
  transition: all 0.3s ease;
  box-shadow: inset 0 2px 5px rgba(0,0,0,0.02);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary-color);
  background: #ffffff;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.15), inset 0 1px 2px rgba(0,0,0,0.01);
}
.form-group textarea {
  resize: vertical;
  font-family: inherit;
}

.btn-3d {
  padding: 1.2rem;
  font-size: 1.1rem;
  font-weight: 700;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  background: linear-gradient(135deg, var(--primary-color), #4f46e5);
  color: white;
  box-shadow: 0 6px 0 #1e3a8a, 0 15px 25px rgba(37, 99, 235, 0.4);
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.1s ease;
  position: relative;
  overflow: hidden;
}

.btn-3d:active {
  transform: translateY(6px);
  box-shadow: 0 0 0 #1e3a8a, 0 5px 10px rgba(37, 99, 235, 0.4);
}

.btn-3d::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: rgba(255,255,255,0.2);
  transform: rotate(45deg) translate(-50%, -50%);
  animation: shimmer 3s infinite;
}

@keyframes shimmer {
  0% { transform: translate(-150%, 0) rotate(45deg); }
  100% { transform: translate(150%, 0) rotate(45deg); }
}

@media (max-width: 640px) {
  .glow-text { font-size: 2.5rem; }
  .input-group { flex-direction: column; }
  .card-3d { transform: none; box-shadow: var(--shadow-card); }
}

/* Background Shapes (Vibrant for white theme) */
.bg-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  z-index: 1;
  opacity: 0.6;
  animation: float 12s infinite alternate;
}

.shape-1 {
  width: 500px;
  height: 500px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.4), rgba(79, 70, 229, 0.2));
  top: 5%;
  right: -100px;
}

.shape-2 {
  width: 600px;
  height: 600px;
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.3), rgba(252, 211, 77, 0.2));
  bottom: -200px;
  left: -200px;
  animation-delay: -6s;
}

@keyframes float {
  0% { transform: translateY(0) scale(1) rotate(0deg); }
  100% { transform: translateY(-50px) scale(1.1) rotate(10deg); }
}

/* Content Section Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.content-section {
  padding: 6rem 0;
  position: relative;
  z-index: 10;
}

.section-title {
  text-align: center;
  font-size: 2.8rem;
  margin-bottom: 4rem;
  color: var(--text-main);
  font-weight: 800;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
  margin-bottom: 5rem;
}

.benefit-card {
  background: white;
  border: 1px solid rgba(0,0,0,0.05);
  border-radius: 20px;
  padding: 3rem;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0,0,0,0.04);
}

.icon-3d {
  font-size: 4rem;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--secondary-color), #fb923c);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 15px 15px rgba(249, 115, 22, 0.3));
  transform: translateZ(40px);
  display: inline-block;
}

.icon-blue {
  background: linear-gradient(135deg, var(--primary-color), #60a5fa);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 15px 15px rgba(37, 99, 235, 0.3));
}

.benefit-card h3 {
  font-size: 1.6rem;
  margin-bottom: 1rem;
  color: var(--text-main);
  font-weight: 700;
}

.benefit-card p {
  color: var(--text-light);
  font-size: 1.1rem;
}

.seo-text-block {
  margin-top: 4rem;
  padding: 4rem;
  background: white;
  box-shadow: 0 20px 40px rgba(0,0,0,0.03);
}

.seo-text-block h3 {
  font-size: 2.2rem;
  margin-bottom: 1.5rem;
  color: var(--text-main);
}

.seo-text-block p {
  margin-bottom: 1.5rem;
  font-size: 1.15rem;
  color: var(--text-light);
}

/* Internal Linking Mesh SEO */
.internal-links-section {
  padding: 5rem 0 8rem;
  background: linear-gradient(180deg, white, var(--bg-secondary));
}

.internal-links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.link-card {
  background: white;
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 1.5rem 2rem;
  display: flex;
  align-items: center;
  gap: 1.2rem;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0,0,0,0.02);
}

.link-card:hover {
  background: var(--bg-secondary);
  border-color: var(--primary-color);
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(37, 99, 235, 0.1);
}

.link-card-icon {
  background: rgba(37, 99, 235, 0.1);
  padding: 1rem;
  border-radius: 12px;
  font-size: 1.4rem;
  color: var(--primary-color);
}

.link-card-text {
  color: var(--text-main);
  font-weight: 700;
  font-size: 1.15rem;
}

.link-card:hover .link-card-text {
  color: var(--primary-color);
}

/* Footer */
.site-footer {
  background: #f1f5f9;
  padding: 5rem 0 3rem;
  border-top: 1px solid #e2e8f0;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-col h4 {
  color: var(--text-main);
  font-size: 1.3rem;
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.footer-col a {
  display: block;
  color: var(--text-light);
  text-decoration: none;
  margin-bottom: 1rem;
  transition: color 0.2s;
  font-size: 1.05rem;
}

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

.footer-col p {
  color: var(--text-light);
  margin-bottom: 1rem;
  font-size: 1.05rem;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid #e2e8f0;
  color: #64748b;
  font-size: 0.95rem;
}

/* 2026 Modern 3D Gallery */
.gallery-section {
  padding: 6rem 0;
  background: var(--bg-main);
  position: relative;
  z-index: 10;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
  margin-top: 3rem;
}

.gallery-item {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0,0,0,0.06);
  border: 1px solid rgba(0,0,0,0.03);
  background: white;
  aspect-ratio: 4 / 3;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 2rem 1.5rem 1.5rem;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.9) 0%, rgba(15, 23, 42, 0.4) 60%, transparent 100%);
  color: white;
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.4s ease;
}

.gallery-item:hover .gallery-overlay {
  transform: translateY(0);
  opacity: 1;
}

.gallery-overlay h4 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: #fff;
}

.gallery-overlay p {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.4;
}

/* Trust Bar */
.trust-bar { background: var(--primary-color); padding: 1.5rem 0; color: white; position: relative; z-index: 20; }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; text-align: center; }
.trust-number { display: block; font-size: 2rem; font-weight: 800; line-height: 1.2; }
.trust-text { font-size: 0.9rem; opacity: 0.9; text-transform: uppercase; letter-spacing: 1px; font-weight: 600; }

@media(max-width: 768px) {
  .trust-grid { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
}

/* Comparison Table */
.comparison-table { width: 100%; border-radius: 16px; overflow: hidden; padding: 0; box-shadow: var(--shadow-card); border: 1px solid var(--glass-border); }
.comp-row { display: grid; grid-template-columns: 2fr 1fr 1fr; padding: 1.5rem 2rem; border-bottom: 1px solid rgba(0,0,0,0.05); align-items: center; }
.comp-row:last-child { border-bottom: none; }
.comp-header { font-weight: 800; background: rgba(0,0,0,0.02); color: var(--text-main); font-size: 1.1rem; text-transform: uppercase; }
.comp-feature { font-weight: 600; color: var(--text-main); font-size: 1.1rem; }
.comp-private { color: var(--text-light); text-decoration: line-through; }
.comp-us { color: var(--text-main); font-weight: 700; }
.comp-us.check::before { content: '✔️'; margin-right: 0.5rem; color: #16a34a; }

@media(max-width: 768px) {
  .comp-row { grid-template-columns: 1fr; gap: 0.8rem; padding: 1.5rem; }
  .comp-header .comp-private, .comp-header .comp-us { display: none; }
  .comp-private::before { content: 'Privatverkauf: '; font-weight: 700; text-decoration: none; color: var(--text-main); }
  .comp-us::before { content: 'Düsseldorf-24: ✔️ '; font-weight: 700; color: #16a34a; }
  .comp-us.check::before { display: none; }
}

/* FAQ Accordion */
.faq-accordion.glass-card { padding: 2rem; }
.faq-item { border-bottom: 1px solid rgba(0,0,0,0.05); }
.faq-item:last-child { border-bottom: none; }
.faq-btn { width: 100%; text-align: left; background: none; border: none; padding: 1.5rem 0; font-size: 1.2rem; font-weight: 700; color: var(--text-main); cursor: pointer; display: flex; justify-content: space-between; align-items: center; }
.faq-btn::after { content: '+'; font-size: 1.8rem; color: var(--primary-color); transition: 0.3s; font-weight: 300; }
.faq-btn.active { color: var(--primary-color); }
.faq-btn.active::after { content: '-'; transform: rotate(180deg); }
.faq-content { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-content p { padding-bottom: 1.5rem; color: var(--text-light); font-size: 1.1rem; line-height: 1.6; }

/* Sticky Mobile CTA */
.mobile-sticky-cta { display: none; position: fixed; bottom: 0; left: 0; width: 100%; background: rgba(255,255,255,0.95); backdrop-filter: blur(10px); padding: 1rem; box-shadow: 0 -5px 15px rgba(0,0,0,0.05); z-index: 999; border-top: 1px solid var(--glass-border); }
.mobile-sticky-cta .cta-btn { flex: 1; text-align: center; padding: 1rem; border-radius: 12px; font-weight: 700; text-decoration: none; color: white; font-size: 1.1rem; transition: transform 0.2s; }
.mobile-sticky-cta .cta-btn:active { transform: scale(0.95); }
.cta-call { background: #16a34a; box-shadow: 0 4px 10px rgba(22, 163, 74, 0.3); }
.cta-angebot { background: var(--primary-color); box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3); }

@media(max-width: 768px) {
  .mobile-sticky-cta { display: flex; gap: 1rem; }
  .site-footer { padding-bottom: 6rem; } /* Avoid overlay */
}

/* E-E-A-T Section */
.eat-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; max-width: 900px; margin: 0 auto; }
.eat-list { list-style: none; margin-top: 1.5rem; padding: 0; }
.eat-list li { margin-bottom: 1rem; font-weight: 600; font-size: 1.1rem; color: var(--text-main); }

/* WhatsApp Floating Button */
.whatsapp-float {
  position: fixed;
  width: 65px;
  height: 65px;
  bottom: 2rem;
  right: 2rem;
  background-color: #25d366;
  color: #FFF;
  border-radius: 50px;
  text-align: center;
  box-shadow: 0px 4px 15px rgba(0, 0, 0, 0.15);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  animation: pulse-green 2s infinite;
}

.whatsapp-float:hover {
  background-color: #128C7E;
  transform: scale(1.1);
  animation: none;
}

@keyframes pulse-green {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 20px rgba(37, 211, 102, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

@media(max-width: 768px) {
  .whatsapp-float {
    bottom: 5.5rem; /* Lifted above the sticky mobile CTA */
    right: 1.5rem;
    width: 55px;
    height: 55px;
  }
  .whatsapp-float svg {
    width: 26px;
    height: 26px;
  }

  /* Comprehensive Mobile Overrides to fix squished/saturated design */
  .container { padding: 0 1.25rem; }
  .hero-3d { padding: 5rem 1.25rem 2.5rem; min-height: auto; }
  .glow-text { font-size: 1.85rem !important; margin-bottom: 1rem; line-height: 1.2; }
  .hero-subtext { font-size: 1rem; opacity: 0.9; margin-bottom: 1.5rem; }
  
  .hero-badges { gap: 0.5rem; margin-bottom: 1.5rem; }
  .badge { padding: 0.4rem 0.8rem; font-size: 0.85rem; }

  /* Fix huge padding on cards that squish form elements */
  .glass-card, .benefit-card { padding: 1.25rem !important; border-radius: 16px; margin-bottom: 1rem; }
  .seo-text-block { padding: 1.25rem !important; margin-top: 1.5rem !important; }
  .eat-content { padding: 2rem 1.25rem !important; min-width: 100% !important; }
  .eat-image { min-height: 200px !important; }
  
  /* Lead Form Improvements */
  .lead-form { gap: 0.75rem; }
  .input-group { gap: 0.75rem; }
  select, textarea, input { padding: 1rem !important; font-size: 1rem !important; }
  .btn-3d { padding: 1.1rem !important; font-size: 1rem !important; }

  /* Fix form layout overflows */
  .form-grid { grid-template-columns: 1fr !important; gap: 1rem !important; }
  .full-contact-form { padding: 1.25rem !important; margin-top: 1rem; }
  .checkbox-group { flex-direction: row; text-align: left; gap: 1rem !important; padding: 1rem !important; }
  
  /* Trust Bar Adjustments */
  .trust-bar { padding: 0.75rem 0; }
  .trust-number { font-size: 1.2rem; }
  .trust-text { font-size: 0.7rem; letter-spacing: 0.5px; }

  /* Typography adjustments */
  .section-title { font-size: 1.8rem; margin-bottom: 1.5rem; }
  .seo-text-block h3 { font-size: 1.4rem; margin-top: 1rem; }
  .seo-text-block p { font-size: 0.95rem; line-height: 1.5; margin-bottom: 1rem; }
  .seo-large-text { font-size: 0.95rem; }
  
  /* Prevent horizontal scrolling by background shapes */
  .bg-shape { display: none; }

  /* Gallery Item Adjustments */
  .gallery-grid { gap: 1.5rem; }
  .gallery-overlay { opacity: 1; transform: translateY(0); padding: 1rem; }
  .gallery-overlay h4 { font-size: 1.1rem; }
  .gallery-overlay p { font-size: 0.85rem; }
}