/* Sudoku-spezial Landing Page – Specific Styles */

/* Navigation */
nav {
  position: sticky;
  top: 0;
  background-color: var(--white);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  z-index: 50;
}

.nav-wrapper {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-md) var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--blue-main);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.logo img {
  width: auto;
  height: 40px;
}

.nav-links {
  display: flex;
  gap: var(--spacing-lg);
  align-items: center;
  list-style: none;
}

.nav-links a {
  font-size: 0.95rem;
  color: var(--text-dark);
}

.nav-links .btn-primary {
  padding: 0.625rem 1.25rem;
  font-size: 0.95rem;
  white-space: nowrap;
}

/* Hero Section */
.hero {
  position: relative;
  height: 600px;
  background: linear-gradient(to right, rgba(0, 57, 106, 0.55), rgba(0, 57, 106, 0.2)),
              url('../images/shared/hero-bg.webp') center/cover no-repeat;
  display: flex;
  align-items: center;
  color: var(--white);
  overflow: hidden;
}

.hero-content {
  flex: 1;
  z-index: 2;
  max-width: 60%;
}

.hero-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: 2rem;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: var(--spacing-md);
  color: var(--white);
}

.hero-subline {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-lg);
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.95);
}

.hero-trust {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.9);
  flex-wrap: wrap;
}

.hero-cover {
  position: absolute;
  right: 4%;
  top: 50%;
  transform: translateY(-50%);
  width: 280px;
  height: 380px;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  z-index: 3;
  object-fit: cover;
}

/* Trust Bar */
.trust-bar {
  background-color: var(--blue-main);
  color: var(--white);
  padding: var(--spacing-2xl) var(--spacing-lg);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1400px;
  margin: 0 auto;
}

.trust-item {
  display: flex;
  gap: var(--spacing-sm);
  align-items: flex-start;
}

.trust-icon {
  font-size: 2rem;
  flex-shrink: 0;
  min-width: 3rem;
  line-height: 1;
}

.trust-text h2 {
  color: var(--white);
  margin-bottom: var(--spacing-xs);
  font-size: 1.1rem;
}

.trust-text p {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.5;
}

/* Content Section */
.content-section {
  background-color: var(--bg-light);
  padding: var(--spacing-2xl) var(--spacing-lg);
}

.content-section h2 {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  max-width: 1400px;
  margin-left: auto;
  margin-right: auto;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1400px;
  margin: 0 auto;
}

.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: var(--transition-hover);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.card-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
  line-height: 1;
}

.card h3 {
  color: var(--blue-main);
  margin-bottom: var(--spacing-xs);
}

.card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Latest Issue Section */
.latest-section {
  background-color: var(--white);
  padding: var(--spacing-2xl) var(--spacing-lg);
}

.latest-label {
  display: inline-block;
  background-color: var(--blue-main);
  color: var(--white);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  letter-spacing: 1px;
}

.latest-header {
  max-width: 1400px;
  margin: 0 auto;
}

.latest-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--spacing-xl);
  align-items: start;
  max-width: 1400px;
  margin: var(--spacing-lg) auto 0;
}

.latest-cover {
  position: relative;
  height: 500px;
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
  object-fit: cover;
  width: 100%;
}

.latest-cover-badge {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  background-color: var(--orange);
  color: var(--white);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  z-index: 2;
}

.latest-highlights h3 {
  color: var(--blue-main);
  margin-bottom: var(--spacing-lg);
}

.highlight-item {
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--bg-light);
}

.highlight-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.highlight-label {
  display: inline-block;
  background-color: var(--orange);
  color: var(--white);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

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

.flipbook-btn {
  background-color: var(--blue-main);
  color: var(--white);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  margin-top: var(--spacing-lg);
  transition: var(--transition-hover);
}

.flipbook-btn:hover {
  background-color: var(--blue-dark);
}

/* How Section */
.how-section {
  background-color: var(--blue-main);
  color: var(--white);
  padding: var(--spacing-2xl) var(--spacing-lg);
}

.how-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--spacing-xl);
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
}

.how-image {
  height: 450px;
  border-radius: var(--radius-lg);
  object-fit: cover;
  width: 100%;
}

.how-content h2 {
  color: var(--white);
  margin-bottom: var(--spacing-lg);
}

.how-content p {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-lg);
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.95);
}

/* Family Section */
.family-section {
  background-color: var(--bg-light);
  padding: var(--spacing-2xl) var(--spacing-lg);
}

.family-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.family-header h2 {
  margin-bottom: var(--spacing-md);
}

.family-header p {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.family-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1400px;
  margin: 0 auto;
}

.family-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: var(--transition-hover);
}

.family-card:hover {
  transform: translateY(-4px);
}

.family-cover {
  height: 300px;
  object-fit: cover;
  width: 100%;
}

.family-card-body {
  padding: var(--spacing-lg);
}

.family-card h3 {
  color: var(--text-dark);
  margin-bottom: var(--spacing-xs);
}

.family-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: var(--spacing-lg);
  line-height: 1.6;
}

.family-btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition-hover);
  color: var(--white);
}

.family-btn-kf {
  background-color: #1A5DAE;
}

.family-btn-kf:hover {
  background-color: #0E3A7D;
}

.family-btn-nug {
  background-color: #2D7A2D;
}

.family-btn-nug:hover {
  background-color: #1F5520;
}

.family-btn-ra {
  background-color: #C0392B;
}

.family-btn-ra:hover {
  background-color: #A03225;
}

.family-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Footer */
footer {
  background-color: var(--blue-dark);
  color: var(--white);
  padding: var(--spacing-2xl) var(--spacing-lg);
}

.footer-wrapper {
  max-width: 1400px;
  margin: 0 auto;
}

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

.footer-col h3 {
  color: var(--white);
  margin-bottom: var(--spacing-lg);
  font-size: 1.1rem;
}

.footer-col p {
  font-size: 0.95rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--spacing-sm);
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col li {
  margin-bottom: var(--spacing-xs);
}

.footer-col a {
  color: rgba(255, 255, 255, 0.85);
  transition: var(--transition-base);
}

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

.social-links {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.social-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  color: var(--white);
  text-decoration: none;
  transition: var(--transition-base);
  font-size: 1.2rem;
  border: none;
  cursor: pointer;
}

.social-btn:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.footer-divider {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-lg);
  margin-top: var(--spacing-lg);
}

.footer-copyright {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.6;
}

/* Flipbook Modal */
.flipbook-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
}

.flipbook-modal.active {
  display: flex;
}

.flipbook-container {
  background-color: var(--blue-dark);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 1000px;
  height: 80vh;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.flipbook-close {
  position: absolute;
  top: -40px;
  right: 0;
  background: transparent;
  color: var(--white);
  border: none;
  font-size: 2rem;
  cursor: pointer;
  padding: var(--spacing-xs) var(--spacing-md);
  z-index: 1001;
  line-height: 1;
}

.flipbook-content {
  flex: 1;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.flipbook-content img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

/* Responsive */
@media (max-width: 1024px) {
  .latest-layout,
  .how-layout {
    grid-template-columns: 1fr;
  }

  .hero-cover {
    position: static;
    width: 100%;
    max-width: 300px;
    margin: var(--spacing-lg) auto 0;
    transform: none;
  }

  .hero-content {
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .nav-links {
    gap: var(--spacing-md);
    flex-wrap: wrap;
  }

  .hero {
    height: 400px;
  }

  .hero h1 {
    font-size: 2rem;
  }

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

  .hero-trust {
    flex-wrap: wrap;
    gap: var(--spacing-md);
  }

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

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

  .flipbook-modal {
    padding: var(--spacing-md);
  }

  .flipbook-container {
    height: 90vh;
  }
}

@media (max-width: 480px) {
  .nav-wrapper {
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .nav-links {
    flex-direction: column;
    gap: var(--spacing-sm);
    width: 100%;
  }

  .nav-links .btn-primary {
    width: 100%;
  }

  .hero h1 {
    font-size: 1.5rem;
  }

  .hero-subline {
    font-size: 0.95rem;
  }

  .family-card {
    min-height: auto;
  }
}