/* ==========================================================================
   Tools Hub - Home Page Styles
   ========================================================================== */

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  padding: 5rem 0 4rem 0;
  overflow: hidden;
  border-bottom: 1px solid var(--border-color);
}

.hero-bg-glow {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 500px;
  background: radial-gradient(circle, var(--primary-glow) 0%, var(--secondary-glow) 40%, transparent 70%);
  filter: blur(60px);
  z-index: 0;
  pointer-events: none;
  opacity: 0.7;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 840px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.95rem;
  background: var(--primary-light);
  color: var(--primary);
  border: 1px solid var(--primary-glow);
  border-radius: var(--radius-full);
  font-size: 0.825rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: 3.25rem;
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text-main);
  margin-bottom: 1.25rem;
}

.hero-title-highlight {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.25rem;
  }
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 680px;
  margin: 0 auto 2.5rem auto;
}

@media (max-width: 768px) {
  .hero-subtitle {
    font-size: 1.05rem;
  }
}

/* Hero Search Box */
.hero-search-wrapper {
  max-width: 600px;
  margin: 0 auto 2rem auto;
  position: relative;
}

.hero-search-bar {
  display: flex;
  align-items: center;
  background: var(--bg-surface);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 0.4rem 0.5rem 0.4rem 1.25rem;
  box-shadow: var(--shadow-lg);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.hero-search-bar:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-light), var(--shadow-lg);
}

.hero-search-icon {
  width: 22px;
  height: 22px;
  color: var(--text-muted);
  flex-shrink: 0;
  margin-right: 0.75rem;
}

.hero-search-input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 1.05rem;
  color: var(--text-main);
  outline: none;
  padding: 0.5rem 0;
}

.hero-search-input::placeholder {
  color: var(--text-subtle);
}

.hero-search-results {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  max-height: 380px;
  overflow-y: auto;
  z-index: 100;
  display: none;
  text-align: left;
}

.hero-search-results.open {
  display: block;
}

.search-result-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  transition: background-color var(--transition-fast);
  text-decoration: none;
  color: var(--text-main);
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item:hover,
.search-result-item.selected {
  background-color: var(--primary-light);
}

.search-result-info {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.search-result-name {
  font-weight: 600;
  font-size: 0.95rem;
}

.search-result-cat {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.search-empty-state {
  padding: 2rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Floating Tool Badges / Visual Feature Grid */
.hero-feature-tags {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 2.5rem;
}

.feature-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.9rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--text-muted);
  box-shadow: var(--shadow-xs);
  transition: all var(--transition-fast);
}

.feature-pill:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-2px);
}

.feature-pill svg {
  width: 15px;
  height: 15px;
  color: var(--primary);
}

/* --------------------------------------------------------------------------
   Sections General
   -------------------------------------------------------------------------- */
.section-py {
  padding: 5rem 0;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 3.5rem auto;
}

.section-tag {
  font-size: 0.825rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary);
  margin-bottom: 0.5rem;
  display: block;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-main);
  line-height: 1.25;
  margin-bottom: 0.85rem;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   Popular Tools Grid
   -------------------------------------------------------------------------- */
.popular-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.tool-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

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

.tool-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: transform var(--transition-fast);
}

.tool-card:hover .tool-card-icon {
  transform: scale(1.08);
}

.tool-card-icon svg {
  width: 24px;
  height: 24px;
}

.tool-card-badge {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
}

.tool-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.5rem;
}

.tool-card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin-bottom: 1.5rem;
  flex: 1;
}

.tool-card-action {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--primary);
  transition: gap var(--transition-fast);
}

.tool-card:hover .tool-card-action {
  gap: 0.65rem;
}

.tool-card-action svg {
  width: 16px;
  height: 16px;
}

/* --------------------------------------------------------------------------
   Categories Grid
   -------------------------------------------------------------------------- */
.categories-container {
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
}

.category-block {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  box-shadow: var(--shadow-sm);
}

.category-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.75rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: 1rem;
}

.category-block-title-group {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.category-block-icon {
  width: 44px;
  height: 44px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.category-block-icon svg {
  width: 22px;
  height: 22px;
}

.category-block-title {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-main);
}

.category-block-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.category-tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.25rem;
}

/* --------------------------------------------------------------------------
   Why Choose UtilityHub / Benefits
   -------------------------------------------------------------------------- */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.75rem;
}

.benefit-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: left;
  transition: all var(--transition-fast);
}

.benefit-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.benefit-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.benefit-icon svg {
  width: 26px;
  height: 26px;
}

.benefit-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
  color: var(--text-main);
}

.benefit-desc {
  font-size: 0.925rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   How It Works (3 Steps)
   -------------------------------------------------------------------------- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  position: relative;
}

@media (max-width: 768px) {
  .steps-grid {
    grid-template-columns: 1fr;
  }
}

.step-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  position: relative;
}

.step-num {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #FFFFFF;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
}

.step-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
  color: var(--text-main);
}

.step-desc {
  font-size: 0.925rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   Home SEO Content Article
   -------------------------------------------------------------------------- */
.home-seo-article {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 3rem;
  line-height: 1.75;
}

@media (max-width: 640px) {
  .home-seo-article {
    padding: 1.75rem;
  }
}

.home-seo-article h2 {
  font-size: 1.65rem;
  font-weight: 800;
  margin-bottom: 1rem;
  color: var(--text-main);
}

.home-seo-article h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin: 1.75rem 0 0.75rem 0;
  color: var(--text-main);
}

.home-seo-article p {
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  font-size: 0.975rem;
}

.home-seo-article ul {
  list-style: disc;
  margin-left: 1.5rem;
  margin-bottom: 1.25rem;
  color: var(--text-muted);
}

.home-seo-article li {
  margin-bottom: 0.5rem;
}