/* Homepage Hero Section */
.hero-section {
  width: 96%;
  max-width: 1400px;
  margin: 24px auto 18px;
  padding: 28px 32px;
  border-radius: 24px;
  background: linear-gradient(to bottom, rgba(15, 98, 254, 0.03), rgba(248, 250, 252, 0));
  text-align: center;
}

body.dark-theme .hero-section {
  background: linear-gradient(to bottom, rgba(63, 128, 255, 0.03), rgba(9, 13, 22, 0));
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
}

.hero-title {
  font-size: clamp(36px, 4vw, 56px);
  font-weight: 800;
  line-height: 1.15;
  color: var(--text-primary);
  margin: 0 0 14px;
}

.hero-description {
  font-size: 19px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0 auto 18px;
  max-width: 950px;
}

.hero-description strong {
  color: var(--primary);
  font-weight: 600;
}

.search-wrapper {
  margin-top: 18px;
}

@media (max-width: 768px) {
  .hero-section {
    padding: 20px 16px;
    margin: 16px auto 12px;
  }
  .hero-description {
    font-size: 16px;
    line-height: 1.6;
  }
}

/* Mega Hero Menu - Search & Categories */
.mega-menu-section {
  padding: 60px 0;
  border-top: 1px solid var(--border-color);
}

.menu-controls {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 48px;
}

.menu-search-bar {
  position: relative;
  max-width: 600px;
  width: 100%;
  margin: 0 auto;
}

.menu-search-bar input {
  width: 100%;
  padding: 16px 24px 16px 56px;
  font-size: 1.1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

.menu-search-bar input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: var(--shadow-glow), 0 0 0 4px var(--primary-light);
}

.menu-search-bar svg {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  width: 22px;
  height: 22px;
  fill: var(--text-tertiary);
}

/* Category Grid & Expandable Cards */
.category-section {
  margin-bottom: 48px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.category-section:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}

.category-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
  margin-bottom: 24px;
}

.category-title {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 1.4rem;
  font-weight: 700;
}

.category-title svg {
  width: 28px;
  height: 28px;
  fill: var(--primary);
}

.category-count {
  font-size: 0.88rem;
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-weight: 600;
}

.category-arrow {
  width: 20px;
  height: 20px;
  fill: var(--text-secondary);
  transition: transform var(--transition-normal);
}

.category-section.collapsed .category-arrow {
  transform: rotate(-90deg);
}

.category-section.collapsed .tools-grid {
  display: none;
}

.category-section.collapsed .category-header {
  margin-bottom: 0;
}

/* Tools Card Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
}

.tool-card {
  display: flex;
  flex-direction: column;
  padding: 24px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  cursor: pointer;
  height: 100%;
}

.tool-card:hover {
  background: var(--bg-secondary);
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md), var(--shadow-glow);
}

.tool-card-icon {
  width: 44px;
  height: 44px;
  background: var(--primary-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--primary);
  transition: transform var(--transition-normal);
}

.tool-card:hover .tool-card-icon {
  transform: scale(1.1) rotate(5deg);
}

.tool-card-icon svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.tool-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.tool-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  flex-grow: 1;
}

/* Spacing and responsive behavior */