/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1e40af;
  --color-text: #1f2937;
  --color-text-light: #6b7280;
  --color-bg: #ffffff;
  --color-bg-light: #f9fafb;
  --color-border: #e5e7eb;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  --border-radius: 0.5rem;
  --transition: all 0.3s ease;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
}

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

/* Header */
.header {
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(10px);
  background-color: rgba(255, 255, 255, 0.9);
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-sm);
  padding-bottom: var(--spacing-sm);
}

.logo {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  display: flex;
  align-items: center;
}

.logo-image {
  height: 2rem;
  width: auto;
  display: block;
}

.nav {
  display: flex;
  gap: var(--spacing-md);
}

.nav-link {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

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

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

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

/* Hamburger Menu */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 28px;
  height: 24px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 101;
  position: relative;
}

.menu-toggle span {
  width: 100%;
  height: 3px;
  background-color: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
  transform-origin: center;
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(8px, -8px);
}

/* Hero Section */
.hero {
  padding: var(--spacing-xl) 0;
  text-align: center;
  background: linear-gradient(
    135deg,
    var(--color-bg-light) 0%,
    var(--color-bg) 100%
  );
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
  line-height: 1.2;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
}

/* Apps Section */
.apps-section {
  padding: var(--spacing-xl) 0;
}

.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  color: var(--color-text);
  text-align: center;
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.app-card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  position: relative;
}

.app-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  border-color: var(--color-primary);
}

.app-card-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(
    135deg,
    var(--color-primary) 0%,
    var(--color-primary-dark) 100%
  );
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
  color: white;
  overflow: hidden;
}

.app-card-icon-image {
  background: transparent;
}

.app-icon-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--border-radius);
}

.app-card-badge-wrapper {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  z-index: 10;
}

.app-card-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-xs);
  flex-wrap: wrap;
}

.app-card-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0;
  color: var(--color-text);
}

.app-card-description {
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: var(--spacing-sm);
  flex-grow: 1;
}

.app-card-platforms {
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
  margin-top: auto;
}

.app-card-more {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  cursor: default;
  position: relative;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  opacity: 0.9;
}

.app-card-more:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  border-color: var(--color-border);
  opacity: 1;
}

.app-card-more .app-card-title {
  color: var(--color-text);
  font-size: 1.25rem;
}

.app-card-more .app-card-description {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

.app-card-more-icon {
  width: 64px;
  height: 64px;
  background-color: var(--color-bg-light);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
  border: 1px solid var(--color-border);
  opacity: 0.6;
}

.app-card-more-footer {
  margin-top: auto;
  padding-top: var(--spacing-sm);
}

.app-card-more-text {
  font-size: 0.85rem;
  color: var(--color-text-light);
  display: block;
  text-align: center;
}

.platform-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background-color: var(--color-bg-light);
  border-radius: 1rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.coming-soon-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.375rem 0.875rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 1.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: white;
  border: none;
  box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3), 0 1px 3px rgba(0, 0, 0, 0.1);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.coming-soon-badge::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 ease;
}

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

.coming-soon-badge:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4), 0 2px 6px rgba(0, 0, 0, 0.15);
}

/* About Section */
.about-section {
  padding: var(--spacing-xl) 0;
  background-color: var(--color-bg-light);
}

.about-text {
  font-size: 1.1rem;
  color: var(--color-text-light);
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
  line-height: 1.8;
}

/* Footer */
.footer {
  background-color: var(--color-text);
  color: white;
  padding: var(--spacing-md) 0;
  text-align: center;
}

.footer p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
}

.footer p + p {
  margin-top: 0.5rem;
}

.footer-link {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: underline;
  transition: var(--transition);
}

.footer-link:hover {
  color: white;
}

.impressum-block {
  margin-top: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--color-bg-light);
  border-radius: var(--border-radius);
  border: 1px solid var(--color-border);
  max-width: 600px;
}

.impressum-block p {
  margin: 0.5rem 0;
  color: var(--color-text);
  font-size: 1rem;
  text-align: left;
}

.impressum-block p:first-child {
  margin-top: 0;
}

.impressum-block p:last-child {
  margin-bottom: 0;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }

  .header .container {
    position: relative;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--color-bg);
    flex-direction: column;
    padding: var(--spacing-xl) var(--spacing-md);
    gap: var(--spacing-md);
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
    transition: right 0.3s ease;
    z-index: 100;
    border-left: 1px solid var(--color-border);
  }

  .nav.active {
    right: 0;
  }

  body.menu-open::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 99;
    animation: fadeIn 0.3s ease;
  }

  @keyframes fadeIn {
    from {
      opacity: 0;
    }
    to {
      opacity: 1;
    }
  }

  .nav-link {
    padding: var(--spacing-sm) 0;
    font-size: 1.1rem;
  }

  .nav-link::after {
    display: none;
  }

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

  .apps-section,
  .about-section {
    padding: var(--spacing-lg) 0;
  }

  .apps-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .container {
    padding: 0 var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.75rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .section-title {
    font-size: 1.5rem;
  }
}

/* App Detail Page Styles */
.logo {
  text-decoration: none;
  color: inherit;
}

.app-hero {
  padding: var(--spacing-xl) 0;
  background: linear-gradient(
    135deg,
    var(--color-bg-light) 0%,
    var(--color-bg) 100%
  );
}

.app-hero-content {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  max-width: 900px;
  margin: 0 auto;
}

.app-hero-icon {
  flex-shrink: 0;
}

.app-hero-icon .app-card-icon {
  width: 120px;
  height: 120px;
  font-size: 4rem;
}

.app-hero-text {
  flex: 1;
}

.app-hero-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.app-hero-description {
  font-size: 1.25rem;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
}

.app-hero-platforms {
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
  margin-bottom: var(--spacing-md);
}

.app-hero-actions {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.download-btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  background-color: var(--color-primary);
  color: white;
  text-decoration: none;
  border-radius: var(--border-radius);
  font-weight: 500;
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.download-btn:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.download-btn-ios,
.download-btn-macos,
.download-btn-android,
.download-btn-windows {
  padding: 0;
  background: transparent;
  border-radius: 0;
}

.download-btn-ios:hover,
.download-btn-macos:hover,
.download-btn-android:hover,
.download-btn-windows:hover {
  background: transparent;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.download-icon {
  height: 40px;
  width: auto;
  display: block;
  transition: var(--transition);
}

.download-btn-ios:hover .download-icon,
.download-btn-macos:hover .download-icon,
.download-btn-android:hover .download-icon,
.download-btn-windows:hover .download-icon {
  opacity: 0.9;
}

.download-btn-disabled {
  opacity: 0.5;
  cursor: not-allowed;
  filter: grayscale(0.7);
}

.download-btn-disabled:hover {
  transform: none;
  box-shadow: none;
  background-color: transparent;
}

.download-btn-disabled:hover .download-icon {
  opacity: 0.5;
}

.app-content {
  padding: var(--spacing-xl) 0;
}

.app-section {
  margin-bottom: var(--spacing-xl);
}

.app-section:last-child {
  margin-bottom: 0;
}

.app-section-title {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
}

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

.screenshot-image {
  width: 100%;
  height: auto;
  border-radius: var(--border-radius);
  border: 1px solid var(--color-border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  transition: var(--transition);
}

.screenshot-image:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.features-list {
  list-style: none;
  padding: 0;
  margin-top: var(--spacing-md);
}

.features-list li {
  padding: var(--spacing-sm) 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--color-text);
  font-size: 1.1rem;
}

.features-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
  font-size: 1.2rem;
}

.app-description {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--color-text-light);
  margin-top: var(--spacing-md);
}

/* Value / tagline section */
.value-section {
  padding: var(--spacing-md) 0;
  background-color: var(--color-bg-light);
}

.value-tagline {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  line-height: 1.7;
  color: var(--color-text);
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

/* Feature cards grid */
.features-grid {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
}

.feature-card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  transition: var(--transition);
}

.feature-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.08);
}

.feature-icon {
  display: block;
  font-size: 1.75rem;
  margin-bottom: var(--spacing-sm);
  line-height: 1;
}

.feature-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 var(--spacing-xs) 0;
}

.feature-desc {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-light);
  margin: 0;
}

/* How it works */
.how-section {
  padding-top: var(--spacing-lg);
}

.how-steps {
  list-style: none;
  padding: 0;
  margin: var(--spacing-md) 0 0 0;
  counter-reset: step;
}

.how-step {
  display: flex;
  gap: var(--spacing-sm);
  align-items: flex-start;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.how-step:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.how-step-num {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
  font-size: 1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}

.how-step-content {
  flex: 1;
  min-width: 0;
}

.how-step-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 var(--spacing-xs) 0;
}

.how-step-content p {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text-light);
  margin: 0;
}

/* Disclaimer */
.disclaimer-section {
  padding-top: var(--spacing-lg);
}

.disclaimer-box {
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  margin-top: var(--spacing-sm);
}

.disclaimer-box p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--color-text-light);
  margin: 0;
}

/* CTA section */
.cta-section {
  padding-top: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  text-align: center;
}

.cta-text {
  font-size: 1.05rem;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  justify-content: center;
}

/* Features grid: 2 cols on tablet, 3 on desktop */
@media (min-width: 600px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Mobile Responsive for Detail Page */
@media (max-width: 768px) {
  .app-hero-content {
    flex-direction: column;
    text-align: center;
  }

  .app-hero-icon .app-card-icon {
    width: 100px;
    height: 100px;
    font-size: 3rem;
  }

  .app-hero-actions {
    justify-content: center;
  }

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

  .value-section {
    padding: var(--spacing-sm) 0;
  }

  .value-tagline {
    font-size: 1rem;
  }

  .feature-card {
    padding: var(--spacing-sm);
  }

  .how-step {
    gap: var(--spacing-xs);
  }

  .cta-actions {
    flex-direction: column;
    align-items: center;
  }

  .cta-actions .download-btn {
    min-width: 160px;
  }
}

@media (max-width: 480px) {
  .app-section-title {
    font-size: 1.35rem;
  }

  .feature-title {
    font-size: 1rem;
  }
}