/* Layout & Structure */
body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  width: 100%;
  transition: background-color var(--transition-base), color var(--transition-base);
}

.site-container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  backdrop-filter: blur(8px);
  height: var(--header-height);
  display: flex;
  align-items: center;
  transition: background-color var(--transition-base), border-color var(--transition-base);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--text-primary);
  text-decoration: none;
}

.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary), #8b5cf6);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
}

.brand-title {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-name {
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand-tag {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Main Content Area */
.site-main {
  flex: 1;
  padding-block: 2rem 4rem;
}

/* Hero Section */
.hero-section {
  text-align: center;
  padding-block: 2.5rem 2rem;
  margin-bottom: 2rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  border: 1px solid var(--color-primary-border);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  max-width: 100%;
  white-space: normal;
  text-align: center;
  line-height: 1.4;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 0.75rem;
  background: linear-gradient(135deg, var(--text-primary) 30%, var(--color-primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 650px;
  margin-inline: auto;
  line-height: 1.6;
}

/* Search & Categories Bar */
.filter-section {
  margin-bottom: 2.5rem;
}

.search-bar-wrapper {
  position: relative;
  max-width: 580px;
  margin-inline: auto;
  margin-bottom: 1.5rem;
}

.search-input {
  width: 100%;
  padding: 0.9rem 1.25rem;
  padding-inline-start: 3rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 1rem;
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-fast);
}

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

.search-icon {
  position: absolute;
  top: 50%;
  inset-inline-start: 1.1rem;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.category-pills {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* Tool Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

/* Footer */
.site-footer {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  padding-block: 2.5rem;
  margin-top: auto;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-link {
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

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

/* Responsive */
@media (max-width: 768px) {
  .hero-title {
    font-size: 1.65rem;
    line-height: 1.3;
  }
  .hero-subtitle {
    font-size: 0.95rem;
  }
  .hero-badge {
    font-size: 0.78rem;
    padding: 0.3rem 0.75rem;
  }
  .tools-grid {
    grid-template-columns: 1fr;
  }
  .site-container {
    padding-inline: 1rem;
  }
  .brand-tag {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 1.5rem;
  }
  .hero-badge {
    font-size: 0.78rem;
    padding: 0.3rem 0.65rem;
    white-space: normal;
    text-align: center;
    line-height: 1.35;
  }
  .header-actions {
    gap: 0.35rem;
  }
  .btn-sm {
    padding: 0.35rem 0.65rem;
    font-size: 0.8rem;
  }
  .btn-icon {
    width: 36px;
    height: 36px;
  }
}