/* Hub Page - Modern 2025 Design */

/* Hero Section */
.hero-section {
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-tertiary) 50%, var(--bg-primary) 100%);
  padding: var(--space-20) 0 var(--space-16) 0;
  position: relative;
  overflow: hidden;
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: -50px;
  left: 50%;
  transform: translateX(-50%);
  width: 120%;
  height: 100px;
  background: var(--bg-primary);
  border-radius: 50% 50% 0 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-title {
  font-size: clamp(3rem, 7vw, 5rem);
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-4);
  letter-spacing: -0.03em;
}

.hero-subtitle {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  color: var(--text-secondary);
  margin-bottom: var(--space-8);
  font-weight: 400;
}

/* Search Bar */
.hero-search {
  display: flex;
  max-width: 600px;
  margin: 0 auto;
  background: var(--bg-secondary);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  border: 2px solid transparent;
  transition: all var(--transition-base);
}

.hero-search:focus-within {
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-xl), 0 0 0 4px var(--accent-bg);
}

.hero-search-input {
  flex: 1;
  padding: var(--space-4) var(--space-6);
  border: none;
  background: transparent;
  font-size: 1.125rem;
  color: var(--text-primary);
  outline: none;
}

.hero-search-btn {
  padding: var(--space-4) var(--space-6);
  background: var(--accent-primary);
  color: white;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-search-btn:hover {
  background: var(--accent-hover);
}

/* Main Content */
.main-content {
  padding: var(--space-16) 0;
  background: var(--bg-primary);
}

/* Sections */
.newest-section,
.popular-section,
.categories-section {
  margin-bottom: var(--space-16);
}

.newest-section h2,
.popular-section h2,
.categories-section h2 {
  font-size: clamp(2rem, 4vw, 2.5rem);
  margin-bottom: var(--space-8);
  text-align: center;
  position: relative;
  display: inline-block;
  width: 100%;
}

.newest-section h2::after,
.popular-section h2::after,
.categories-section h2::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--accent-primary);
  border-radius: var(--radius-full);
}

/* Generators Grid */
.generators-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.generator-card {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-decoration: none;
  color: inherit;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-card);
  border-left: 4px solid var(--accent-primary);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.generator-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, var(--accent-bg) 100%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.generator-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.generator-card:hover::before {
  opacity: 1;
}

.generator-name {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  position: relative;
  z-index: 1;
}

.generator-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
  position: relative;
  z-index: 1;
  flex-grow: 1;
}

.generator-stats {
  display: flex;
  gap: var(--space-4);
  font-size: 0.875rem;
  color: var(--text-muted);
  position: relative;
  z-index: 1;
  padding-top: var(--space-2);
  border-top: 1px solid var(--bg-tertiary);
}

/* Categories Grid */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.category-card {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-decoration: none;
  color: inherit;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-card);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.category-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, var(--accent-bg) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--accent-primary);
}

.category-card:hover::before {
  opacity: 1;
}

.category-card-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-primary);
  margin-bottom: var(--space-2);
  position: relative;
  z-index: 1;
}

.category-card-count {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
  position: relative;
  z-index: 1;
}

.category-card-sample {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.5;
  position: relative;
  z-index: 1;
}

/* SEO Content Section */
.seo-content-section {
  background: var(--bg-tertiary);
  padding: var(--space-16) 0;
}

.seo-content {
  max-width: 800px;
  margin: 0 auto;
}

.seo-content h2 {
  font-size: 2.5rem;
  margin-bottom: var(--space-6);
  color: var(--text-primary);
  text-align: center;
}

.seo-content h3 {
  font-size: 1.75rem;
  margin-top: var(--space-8);
  margin-bottom: var(--space-4);
  color: var(--accent-primary);
}

.seo-content p {
  font-size: 1.125rem;
  line-height: 1.8;
  margin-bottom: var(--space-4);
  color: var(--text-secondary);
}

.seo-content p b {
  color: var(--text-primary);
  font-weight: 600;
}

/* FAQ Section */
.faq-section {
  background: var(--bg-primary);
  padding: var(--space-16) 0;
}

.faq-title {
  font-size: 2.5rem;
  text-align: center;
  margin-bottom: var(--space-8);
  color: var(--text-primary);
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  border: 1px solid var(--bg-tertiary);
  transition: all var(--transition-base);
}

.faq-item[open] {
  box-shadow: var(--shadow-md);
  border-color: var(--accent-border);
}

.faq-question {
  padding: var(--space-6);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all var(--transition-base);
}

.faq-question:hover {
  color: var(--accent-primary);
}

.faq-question::after {
  content: '+';
  font-size: 1.5rem;
  color: var(--accent-primary);
  transition: transform var(--transition-base);
}

.faq-item[open] .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 var(--space-6) var(--space-6);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-hover) 100%);
  padding: var(--space-16) 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%);
  animation: float 15s ease-in-out infinite;
}

.cta-content {
  text-align: center;
  position: relative;
  z-index: 1;
}

.cta-title {
  font-size: clamp(2rem, 5vw, 3rem);
  color: white;
  margin-bottom: var(--space-4);
  font-weight: 800;
}

.cta-description {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.95);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
  .hero-section {
    padding: var(--space-12) 0 var(--space-8) 0;
  }
  
  .hero-search {
    flex-direction: row;
    border-radius: var(--radius-lg);
  }

  .hero-search-btn {
    width: auto;
    padding: var(--space-4);
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  }
  
  .generators-grid,
  .categories-grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }
  
  .main-content,
  .seo-content-section,
  .faq-section,
  .cta-section {
    padding: var(--space-12) 0;
  }
  
  .newest-section,
  .popular-section,
  .categories-section {
    margin-bottom: var(--space-12);
  }
}