/* =========================
   geschke.group – AaaS (Light Theme, FA Pro, Wordmark+Icon)
   Corporate Design mit sauberen geometrischen Linien
   ========================= */
:root {
  --primary-blue: #39b3d1;
  --primary-blue-dark: #0a4a68;
  --accent: #ff8a3d;

  --bg: #f5f8fb;
  --bg-light: #f3f7fb;
  --bg-light-alt: #edf4fa;
  --card-bg: #ffffff;

  --text-primary: #0f2b3a;
  --text-secondary: #5b7483;
  --border-color: #e1eaf1;

  --shadow-card: 0 8px 24px rgba(2, 32, 71, 0.06);
  --shadow-hover: 0 12px 28px rgba(2, 32, 71, 0.12);
  --shadow-soft: 0 20px 60px rgba(12, 61, 100, 0.15);

  --spacing-xs: 8px;
  --spacing-sm: 12px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-2xl: 48px;
  --spacing-3xl: 72px;
  --radius: 12px;
  --transition-fast: 0.2s ease;
  --transition: 0.3s ease;
}

/* ===== Base Styles ===== */
* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text-primary);
  font-family: 'Inter', system-ui, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  scroll-behavior: smooth;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--transition-fast);
}

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

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

.container {
  width: min(1200px, 92%);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.hero-title {
  text-wrap: balance;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 24px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 16px;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  min-height: 48px; /* Touch-friendly */
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-blue-dark) 100%);
  color: #fff;
  box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(12, 61, 100, 0.25);
}

.btn-secondary {
  background: #fff;
  border: 2px solid var(--border-color);
  color: var(--primary-blue-dark);
}

.btn-secondary:hover {
  box-shadow: var(--shadow-card);
  transform: translateY(-2px);
  border-color: var(--primary-blue);
}

/* ===== Header & Navigation ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 4px 20px rgba(2, 32, 71, 0.1);
}

.navbar {
  background: transparent;
}

.nav-container {
  position: relative;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-lg);
  padding: 0 var(--spacing-lg);
}

/* Desktop: Wordmark links, Menü schlank */
@media (min-width: 769px) {
  .nav-logo {
    position: absolute;
    left: var(--spacing-lg);
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    display: flex;
    align-items: center;
  }
  
  .logo-full {
    display: block;
    height: 48px;
    width: auto;
    transition: transform var(--transition-fast);
  }
  
  .logo-full:hover {
    transform: scale(1.05);
  }
  
  .logo-mark {
    display: none;
  }
  
  .nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    margin-left: auto;
  }
}

/* Navigation Links mit geometrischen Hover-Effekten */
.nav-link {
  position: relative;
  display: inline-block;
  padding: 12px 0 16px;
  font-weight: 500;
  color: var(--text-primary);
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-blue), var(--accent));
  transition: width var(--transition);
  border-radius: 2px;
}

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

.nav-link:hover {
  color: var(--primary-blue);
}

/* Mobile Navigation Toggle */
.nav-toggle {
  display: none;
  cursor: pointer;
  background: none;
  border: 0;
  padding: var(--spacing-sm);
  border-radius: var(--radius);
  transition: background-color var(--transition-fast);
}

.nav-toggle:hover {
  background-color: var(--bg-light);
}

.nav-toggle .bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  margin: 5px 0;
  transition: all var(--transition);
  border-radius: 1px;
}

.nav-toggle.active .bar:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active .bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active .bar:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

/* ===== Hero Section ===== */
.hero {
  background: linear-gradient(135deg, #e6f3fb 0%, #f4f9fd 50%, #edf4fa 100%);
  padding: var(--spacing-3xl) 0 var(--spacing-2xl);
  border-bottom: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%2339b3d1' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  align-items: center;
  gap: var(--spacing-2xl);
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.1;
  font-weight: 800;
  margin: 0 0 var(--spacing-md);
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-blue-dark) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(18px, 2.5vw, 22px);
  color: var(--text-secondary);
  max-width: 60ch;
  margin: 0 0 var(--spacing-xl);
  line-height: 1.5;
}

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

.feature-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-card);
  font-weight: 600;
  font-size: 14px;
  backdrop-filter: blur(10px);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-badge::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(57, 179, 209, 0.1), transparent);
  transition: left 0.6s;
}

.feature-badge:hover::before {
  left: 100%;
}

.feature-badge:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
  border-color: var(--primary-blue);
}

.feature-badge i {
  color: var(--primary-blue);
  font-size: 16px;
}

.hero-visual {
  position: relative;
  height: 400px;
}

.floating-shapes {
  position: absolute;
  inset: 0;
  filter: blur(1px);
}

.shape {
  position: absolute;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(57, 179, 209, 0.15), rgba(10, 74, 104, 0.1));
  box-shadow: 0 10px 30px rgba(12, 61, 100, 0.12);
  transition: all var(--transition);
}

.shape:hover {
  transform: scale(1.1);
  filter: blur(0px);
}

.shape-1 {
  width: 140px;
  height: 140px;
  top: 10%;
  left: 14%;
  animation: float 6s ease-in-out infinite;
}

.shape-2 {
  width: 90px;
  height: 90px;
  top: 40%;
  left: 50%;
  animation: float 8s ease-in-out infinite reverse;
}

.shape-3 {
  width: 70px;
  height: 70px;
  top: 72%;
  left: 28%;
  animation: float 7s ease-in-out infinite;
}

.shape-4 {
  width: 110px;
  height: 110px;
  top: 62%;
  left: 70%;
  animation: float 9s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

/* ===== Section Headers ===== */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section-header h2 {
  margin: 0 0 var(--spacing-md);
  font-size: clamp(28px, 4vw, 36px);
  font-weight: 700;
  color: var(--text-primary);
}

.section-header p {
  color: var(--text-secondary);
  font-size: 18px;
  max-width: 60ch;
  margin: 0 auto;
}

/* ===== Services Section ===== */
.services {
  background: #fff;
  padding: var(--spacing-3xl) 0;
}

.services-grid {
  display: grid;
  gap: var(--spacing-xl);
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.service-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: var(--spacing-xl);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-blue), var(--accent));
  transform: scaleX(0);
  transition: transform var(--transition);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  border-color: var(--primary-blue);
}

.service-icon {
  font-size: 32px;
  color: var(--primary-blue);
  margin-bottom: var(--spacing-md);
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-light);
  border-radius: var(--radius);
}

.service-card h3 {
  margin: 0 0 var(--spacing-md);
  font-size: 20px;
  font-weight: 600;
  color: var(--text-primary);
}

.service-card p {
  margin: 0 0 var(--spacing-lg);
  color: var(--text-secondary);
  line-height: 1.6;
}

.service-features {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--spacing-sm);
}

.service-features li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: 14px;
}

.service-features i {
  color: var(--primary-blue);
  font-size: 14px;
  width: 16px;
  text-align: center;
}

/* ===== Benefits Section ===== */
.benefits {
  background: var(--bg-light);
  padding: var(--spacing-3xl) 0;
}

.benefits-grid {
  display: grid;
  gap: var(--spacing-xl);
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.benefit-item {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-card);
  text-align: center;
  transition: all var(--transition);
  position: relative;
}

.benefit-item::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-blue), var(--accent));
  transition: width var(--transition);
  border-radius: 2px;
}

.benefit-item:hover::after {
  width: 80%;
}

.benefit-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.benefit-icon {
  font-size: 32px;
  color: var(--primary-blue);
  margin-bottom: var(--spacing-md);
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-light);
  border-radius: 50%;
  margin: 0 auto var(--spacing-md);
}

.benefit-item h3 {
  margin: 0 0 var(--spacing-md);
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.benefit-item p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.5;
}

/* ===== Packages Section ===== */
.packages {
  background: var(--bg-light);
  padding: var(--spacing-3xl) 0;
}

.packages-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
}

@media (min-width: 768px) {
  .packages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .packages-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.package-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  position: relative;
  transition: all var(--transition);
}

.package-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  border-color: var(--primary-blue);
}

.package-card.featured {
  border: 2px solid var(--primary-blue);
  transform: scale(1.02);
}

.package-card.featured:hover {
  transform: scale(1.02) translateY(-8px);
}

.package-badge {
  position: absolute;
  top: 0;
  right: 0;
  background: var(--accent);
  color: #fff;
  padding: 8px 16px;
  font-size: 12px;
  font-weight: 600;
  border-bottom-left-radius: var(--radius);
  z-index: 1;
}

.package-header {
  padding: var(--spacing-xl);
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-light-alt);
}

.package-name {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary-blue-dark);
  margin: 0;
}

.package-subtitle {
  font-size: 14px;
  color: var(--text-secondary);
  margin: var(--spacing-sm) 0 0;
}

.package-content {
  padding: var(--spacing-xl);
}

.package-features {
  list-style: none;
  margin: 0 0 var(--spacing-xl);
  padding: 0;
  display: grid;
  gap: var(--spacing-md);
}

.feature-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: 14px;
}

.feature-item i {
  color: var(--primary-blue);
  font-size: 14px;
  width: 16px;
  text-align: center;
}

/* ===== Footer ===== */
.footer {
  background: #fff;
  border-top: 1px solid var(--border-color);
}

.footer .container {
  padding: var(--spacing-2xl) 0;
}

.footer-content {
  display: grid;
  grid-template-columns: 1.2fr 1.8fr;
  gap: var(--spacing-2xl);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.footer-logo-img {
  height: 40px;
  width: auto;
  display: block;
}

.footer-address {
  font-style: normal;
  color: var(--text-secondary);
  line-height: 1.6;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.footer-section h4 {
  margin: 0 0 var(--spacing-md);
  color: var(--text-primary);
  font-size: 16px;
  font-weight: 600;
}

.footer-section ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--spacing-sm);
}

.footer-section a {
  color: var(--text-secondary);
  font-size: 14px;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: var(--spacing-md);
  text-align: center;
  color: var(--text-secondary);
  font-size: 14px;
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .hero-visual {
    height: 300px;
  }
  
  .services-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
  
  .benefits-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
}

@media (max-width: 768px) {
  .nav-container {
    padding: 0 var(--spacing-md);
    height: 64px;
  }
  
  .nav-toggle {
    display: block;
  }

  /* Mobile Logo */
  .nav-logo {
    position: relative;
    z-index: 3;
  }
  
  .logo-full {
    display: block;
    height: 36px;
    width: auto;
    max-width: calc(100vw - 120px);
  }
  
  .logo-mark {
    display: none;
  }

  /* Mobile Dropdown Menu */
  .nav-menu {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: var(--spacing-md) var(--spacing-md);
    transform-origin: top;
    transform: scaleY(0);
    transition: transform var(--transition);
    z-index: 2;
    box-shadow: var(--shadow-soft);
  }
  
  .nav-menu.active {
    transform: scaleY(1);
  }
  
  .nav-link {
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-color);
  }
  
  .nav-link:last-child {
    border-bottom: none;
  }

  /* Mobile Hero */
  .hero {
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
  }
  
  .hero-title {
    font-size: clamp(28px, 6.2vw, 36px);
    line-height: 1.15;
    margin-bottom: var(--spacing-md);
  }
  
  .hero-subtitle {
    font-size: 16px;
    line-height: 1.5;
    max-width: 38ch;
  }
  
  .hero-visual {
    display: none;
  }

  .hero-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
    max-width: 520px;
  }
  
  .feature-badge {
    padding: 10px 12px;
    font-size: 13px;
    border-radius: 16px;
  }

  /* Mobile Grids */
  .services-grid,
  .benefits-grid,
  .packages-grid {
    grid-template-columns: 1fr !important;
  }
  
  .footer-links {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
}

@media (max-width: 480px) {
  .hero {
    padding: var(--spacing-xl) 0 var(--spacing-lg);
  }
  
  .hero-title {
    font-size: 26px;
  }
  
  .hero-features {
    grid-template-columns: 1fr;
  }
  
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .btn {
    padding: 14px 20px;
    font-size: 15px;
    min-height: 44px;
  }
}

/* ===== Touch Device Optimizations ===== */
@media (hover: none) and (pointer: coarse) {
  .btn:hover {
    transform: none;
  }
  
  .service-card:hover,
  .benefit-item:hover,
  .package-card:hover {
    transform: none;
  }
  
  .nav-link:hover::after {
    width: 0;
  }
  
  .feature-badge:hover {
    transform: none;
  }
  
  .shape:hover {
    transform: none;
    filter: blur(1px);
  }
}

/* Touch device specific styles */
.touch-device .btn {
  min-height: 52px;
  padding: 18px 28px;
}

.touch-device .nav-link {
  padding: 16px 0 20px;
}

.touch-device .feature-badge {
  padding: 14px 20px;
}

/* ===== Focus States for Accessibility ===== */
.btn:focus,
.nav-link:focus,
.feature-badge:focus {
  outline: 2px solid var(--primary-blue);
  outline-offset: 2px;
}

/* ===== Print Styles ===== */
@media print {
  .header,
  .hero-visual,
  .floating-shapes,
  .btn {
    display: none !important;
  }
  
  .hero {
    background: none !important;
    padding: 20px 0 !important;
  }
  
  .section-header {
    text-align: left !important;
  }
}

/* ===== Loading States ===== */
.lazy {
  opacity: 0;
  transition: opacity 0.3s;
}

.lazy.loaded {
  opacity: 1;
}

/* ===== Scroll Animations ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.6s ease-out forwards;
}

/* ===== Performance Optimizations ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .floating-shapes {
    display: none;
  }
}