/* VeTayStudio Public Web Styling — Navy / Indigo Design System */
:root {
  --vts-primary: #2563EB;
  --vts-primary-hover: #1D4ED8;
  --vts-primary-light: #EFF6FF;
  --vts-secondary: #0F172A;
  --vts-accent: #38BDF8;
  --vts-bg: #F8FAFC;
  --vts-surface: #FFFFFF;
  --vts-border: #E2E8F0;
  --vts-border-subtle: #F1F5F9;
  --vts-text: #0F172A;
  --vts-text-muted: #64748B;
  --vts-text-light: #94A3B8;
  --vts-success: #10B981;
  --vts-warning: #F59E0B;
  --vts-radius-sm: 6px;
  --vts-radius-md: 10px;
  --vts-radius-lg: 16px;
  --vts-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --vts-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --vts-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--vts-bg);
  color: var(--vts-text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header & Navigation */
.pub-header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--vts-border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.pub-container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.pub-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.pub-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--vts-text);
  font-weight: 700;
  font-size: 1.25rem;
}

.pub-brand-logo {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--vts-radius-md);
  background: linear-gradient(135deg, #2563EB 0%, #1D4ED8 100%);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
}

.pub-brand-badge {
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--vts-primary-light);
  color: var(--vts-primary);
  padding: 0.15rem 0.5rem;
  border-radius: 9999px;
  margin-left: 0.25rem;
}

.pub-nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.pub-nav-link {
  text-decoration: none;
  color: var(--vts-text-muted);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.15s ease;
}

.pub-nav-link:hover, .pub-nav-link.active {
  color: var(--vts-primary);
}

.pub-nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Buttons */
.pub-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.55rem 1.25rem;
  border-radius: var(--vts-radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.15s ease;
  border: 1px solid transparent;
}

.pub-btn-primary {
  background: var(--vts-primary);
  color: #FFFFFF;
}

.pub-btn-primary:hover {
  background: var(--vts-primary-hover);
}

.pub-btn-outline {
  border-color: var(--vts-border);
  background: var(--vts-surface);
  color: var(--vts-text);
}

.pub-btn-outline:hover {
  background: var(--vts-border-subtle);
  border-color: #CBD5E1;
}

.pub-btn-lg {
  padding: 0.75rem 1.75rem;
  font-size: 1rem;
}

/* Main Content Area */
.pub-main {
  flex: 1;
  padding: 2.5rem 0 4rem;
}

/* Cards & Layout */
.pub-card {
  background: var(--vts-surface);
  border: 1px solid var(--vts-border);
  border-radius: var(--vts-radius-lg);
  padding: 2rem;
  box-shadow: var(--vts-shadow-sm);
}

.pub-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.pub-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

/* Hero Section */
.pub-hero {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 3.5rem;
}

.pub-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--vts-primary-light);
  color: var(--vts-primary);
  border: 1px solid #BFDBFE;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
}

.pub-hero-title {
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--vts-secondary);
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.pub-hero-title span {
  color: var(--vts-primary);
}

.pub-hero-desc {
  font-size: 1.15rem;
  color: var(--vts-text-muted);
  line-height: 1.7;
  margin-bottom: 2rem;
}

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

/* Feature Item */
.pub-feature-item {
  padding: 1.75rem;
  border: 1px solid var(--vts-border);
  border-radius: var(--vts-radius-md);
  background: var(--vts-surface);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.pub-feature-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--vts-shadow-md);
}

.pub-feature-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--vts-radius-md);
  background: var(--vts-primary-light);
  color: var(--vts-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  margin-bottom: 1rem;
}

.pub-feature-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--vts-text);
  margin-bottom: 0.5rem;
}

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

/* Document & Legal Content Styles */
.pub-doc-header {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--vts-border);
}

.pub-doc-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--vts-secondary);
  margin-bottom: 0.5rem;
}

.pub-doc-meta {
  color: var(--vts-text-muted);
  font-size: 0.9rem;
}

.pub-doc-body {
  font-size: 0.975rem;
  line-height: 1.8;
  color: #334155;
}

.pub-doc-body h2 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--vts-secondary);
  margin: 2rem 0 0.75rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--vts-border-subtle);
}

.pub-doc-body h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--vts-text);
  margin: 1.25rem 0 0.5rem;
}

.pub-doc-body p {
  margin-bottom: 1rem;
}

.pub-doc-body ul, .pub-doc-body ol {
  margin: 0 0 1.25rem 1.5rem;
}

.pub-doc-body li {
  margin-bottom: 0.4rem;
}

/* Callout Box */
.pub-callout {
  padding: 1.25rem 1.5rem;
  border-radius: var(--vts-radius-md);
  margin: 1.5rem 0;
  font-size: 0.925rem;
  line-height: 1.6;
}

.pub-callout-info {
  background: var(--vts-primary-light);
  border-left: 4px solid var(--vts-primary);
  color: #1E3A8A;
}

.pub-callout-warning {
  background: #FFFBEB;
  border-left: 4px solid var(--vts-warning);
  color: #92400E;
}

/* Footer */
.pub-footer {
  background: var(--vts-surface);
  border-top: 1px solid var(--vts-border);
  padding: 3rem 0 2rem;
  margin-top: auto;
}

.pub-footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

.pub-footer-brand p {
  color: var(--vts-text-muted);
  font-size: 0.9rem;
  margin-top: 0.75rem;
  max-width: 320px;
}

.pub-footer-col h4 {
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--vts-text);
  font-weight: 700;
  margin-bottom: 1rem;
}

.pub-footer-links {
  list-style: none;
}

.pub-footer-links li {
  margin-bottom: 0.6rem;
}

.pub-footer-links a {
  text-decoration: none;
  color: var(--vts-text-muted);
  font-size: 0.9rem;
  transition: color 0.15s ease;
}

.pub-footer-links a:hover {
  color: var(--vts-primary);
}

.pub-footer-bottom {
  border-top: 1px solid var(--vts-border);
  padding-top: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--vts-text-light);
}

/* Responsive Media Queries */
@media (max-width: 900px) {
  .pub-footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
  .pub-grid-3 {
    grid-template-columns: 1fr;
  }
  .pub-grid-2 {
    grid-template-columns: 1fr;
  }
  .pub-hero-title {
    font-size: 2.15rem;
  }
}

@media (max-width: 640px) {
  .pub-nav-links {
    display: none;
  }
  .pub-footer-grid {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
  .pub-hero-title {
    font-size: 1.85rem;
  }
  .pub-card {
    padding: 1.25rem;
  }
}