/* ==========================================
   SECTION 1: NAVBAR
   ========================================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(244, 245, 247, 0.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  height: 64px;
  display: flex;
  align-items: center;
}

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

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.brand-accent {
  color: var(--accent-blue);
  font-family: var(--font-mono);
  font-weight: 400;
}

.nav-links {
  display: none;
  gap: var(--space-lg);
  list-style: none;
}

@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

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

.nav-actions {
  display: none;
  gap: var(--space-sm);
}

@media (min-width: 768px) {
  .nav-actions {
    display: flex;
  }
}

/* ==========================================
   SECTION 2: HERO SECTION
   ========================================== */
.hero {
  position: relative;
  background-image: radial-gradient(circle at 50% 0%, rgba(169, 216, 255, 0.03) 0%, transparent 70%);
  padding-top: var(--space-xxl);
  padding-bottom: var(--space-xxl);
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-xxl);
}

/* ==========================================
   SECTION 3: PREVIEW/DATABASE PANEL
   ========================================== */
.preview-section {
  background-color: var(--surface-muted);
}

.preview-header {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

@media (min-width: 768px) {
  .preview-header {
    flex-direction: row;
    align-items: center;
  }
}

.preview-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.05);
}

.preview-card-header {
  background-color: var(--surface-raised);
  border-bottom: 1px solid var(--border);
  padding: var(--space-md) var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.preview-card-title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.preview-grid {
  display: grid;
  grid-template-columns: 1fr;
  border-bottom: 1px solid var(--border);
}

@media (min-width: 768px) {
  .preview-grid {
    grid-template-columns: 280px 1fr;
  }
}

.preview-sidebar {
  padding: var(--space-lg);
  border-bottom: 1px solid var(--border);
  background-color: rgba(217, 222, 231, 0.2);
}

@media (min-width: 768px) {
  .preview-sidebar {
    border-bottom: none;
    border-right: 1px solid var(--border);
  }
}

.preview-main {
  padding: var(--space-lg);
}

.spec-group {
  margin-bottom: var(--space-lg);
}

.spec-group:last-child {
  margin-bottom: 0;
}

.spec-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: var(--space-xs);
}

.spec-value {
  font-size: 0.9rem;
  color: var(--text-primary);
}

.spec-value-mono {
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

/* ==========================================
   SECTION 4: WHAT AVASPECS DOES (CARDS)
   ========================================== */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.features-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  font-weight: bold;
}

.features-icon-green {
  background-color: var(--accent-green-muted);
  color: var(--accent-green);
  border: 1px solid rgba(184, 230, 193, 0.2);
}

.features-icon-blue {
  background-color: var(--accent-blue-muted);
  color: var(--accent-blue);
  border: 1px solid rgba(169, 216, 255, 0.2);
}

.features-card-title {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.features-card-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}

/* ==========================================
   SECTION 5: BUILT FOR BORING RELIABILITY
   ========================================== */
.reliability {
  background-color: var(--surface-muted);
}

.reliability-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 992px) {
  .reliability-layout {
    grid-template-columns: 320px 1fr;
  }
}

.reliability-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 600px) {
  .reliability-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.reliability-item {
  padding: var(--space-lg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background-color: var(--surface);
}

.reliability-item-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.reliability-item-title::before {
  content: "✓";
  color: var(--accent-green);
  font-weight: bold;
}

.reliability-item-desc {
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.5;
}

/* ==========================================
   SECTION 6: SOURCE COVERAGE TEASER
   ========================================== */
.coverage-table-container {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--surface);
}

.coverage-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.coverage-table th {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--border);
  background-color: var(--surface-raised);
  font-weight: 500;
}

.coverage-table td {
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--border);
}

.coverage-table tr:last-child td {
  border-bottom: none;
}

.coverage-table tr:hover {
  background-color: rgba(217, 222, 231, 0.2);
}

/* ==========================================
   SECTION 7: FOOTER
   ========================================== */
.footer {
  background-color: var(--dark-bg);
  padding: var(--space-xxl) 0 var(--space-xl);
  border-top: 1px solid var(--dark-border);
  font-size: 0.85rem;
  color: #a8b0bd;
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xxl);
}

@media (min-width: 768px) {
  .footer-top {
    grid-template-columns: 2fr 1fr;
  }
}

.footer-brand-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.footer-tagline {
  max-width: 24rem;
  color: #737c89;
}

.footer-links-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.footer-links-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #f3f5f7;
  font-weight: 600;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-link {
  color: #a8b0bd;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: #f3f5f7;
}

.footer-bottom {
  border-top: 1px solid var(--dark-border);
  padding-top: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.disclaimer {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.copyright {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ==========================================
   REGISTRATION DETAIL PAGE SPECIFIC STYLES
   ========================================== */
.breadcrumb-nav {
  padding: var(--space-md) 0 0 0;
  margin-bottom: var(--space-md);
}

.breadcrumb {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  gap: var(--space-sm);
}

.breadcrumb-item a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.breadcrumb-item a:hover {
  color: var(--text-primary);
}

.breadcrumb-separator {
  color: var(--border-focus);
  user-select: none;
}

.record-hero {
  padding: var(--space-xl) 0;
  background-image: radial-gradient(circle at 50% 0%, rgba(169, 216, 255, 0.03) 0%, transparent 80%);
  border-bottom: 1px solid var(--border);
}

.record-hero-header {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.record-hero-title {
  font-size: 2.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  line-height: 1.15;
}

.record-hero-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.record-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  align-items: center;
}

.locked-panel-container {
  background-color: var(--surface-muted);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
  margin-top: var(--space-xl);
}

.locked-panel-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--accent-gold-muted);
  color: var(--accent-gold);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 1.25rem;
}

.locked-panel-title {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.locked-panel-subtitle {
  font-size: 0.875rem;
  color: var(--text-secondary);
  max-width: 28rem;
  margin: 0 auto var(--space-lg);
}

.source-evidence-note {
  margin-top: var(--space-xl);
  padding: var(--space-md) var(--space-lg);
  background-color: rgba(44, 49, 58, 0.05);
  border-left: 3px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
}