@layer tokens, reset, base, layout, components, sections, utilities;

@layer tokens {
  :root {
    --pgnx-bg-ivory: #fffdf9;
    --pgnx-bg-mint: #f0fdfa;
    --pgnx-bg-card: #ffffff;
    --pgnx-bg-subtle: #f5f9f8;
    --pgnx-teal-deep: #09303b;
    --pgnx-teal-primary: #0f4c5c;
    --pgnx-teal-mid: #156578;
    --pgnx-teal-wash: #ccfbf1;
    --pgnx-coral-cta: #e36414;
    --pgnx-coral-hover: #c5510a;
    --pgnx-coral-soft: #fff3eb;
    --pgnx-gold-accent: #d97706;
    --pgnx-gold-soft: #fef3c7;
    --pgnx-ink-charcoal: #1e293b;
    --pgnx-ink-body: #334155;
    --pgnx-ink-muted: #64748b;
    --pgnx-border: #d5e6e3;
    --pgnx-border-strong: #9cc5be;
    --pgnx-success: #0d9488;
    --pgnx-font-head: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --pgnx-font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --pgnx-font-mono: 'Space Mono', monospace;
    --pgnx-radius-sm: 10px;
    --pgnx-radius-md: 16px;
    --pgnx-radius-lg: 24px;
    --pgnx-shadow-sm: 0 4px 14px rgba(15, 76, 92, 0.06);
    --pgnx-shadow-md: 0 12px 32px rgba(15, 76, 92, 0.10);
    --pgnx-shadow-lg: 0 20px 44px rgba(9, 48, 59, 0.14);
    --pgnx-max-w: 1220px;
  }
}

@layer reset {
  *, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    overflow-x: hidden;
  }
  body {
    background-color: var(--pgnx-bg-ivory);
    color: var(--pgnx-ink-body);
    font-family: var(--pgnx-font-body);
    font-size: 1.05rem;
    line-height: 1.68;
    overflow-x: hidden;
    padding-bottom: 76px;
  }
  img, svg {
    max-width: 100%;
    height: auto;
    display: block;
  }
  a {
    color: var(--pgnx-teal-primary);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.18s ease;
  }
  a:hover {
    color: var(--pgnx-coral-cta);
  }
}

@layer base {
  h1, h2, h3, h4 {
    font-family: var(--pgnx-font-head);
    color: var(--pgnx-ink-charcoal);
    line-height: 1.22;
    letter-spacing: -0.02em;
    font-weight: 700;
  }
  h1 {
    font-size: clamp(1.95rem, 3.8vw, 2.95rem);
    margin-bottom: 1rem;
  }
  h2 {
    font-size: clamp(1.55rem, 2.8vw, 2.25rem);
    margin-bottom: 0.9rem;
  }
  h3 {
    font-size: clamp(1.18rem, 2vw, 1.42rem);
    margin-bottom: 0.55rem;
  }
  p {
    margin-bottom: 1rem;
  }
  ul, ol {
    padding-left: 1.35rem;
    margin-bottom: 1rem;
  }
  li {
    margin-bottom: 0.45rem;
  }
}

@layer layout {
  .pgnx-wrap {
    width: 100%;
    max-width: var(--pgnx-max-w);
    margin: 0 auto;
    padding: 0 1.25rem;
  }
  .pgnx-wrap-narrow {
    width: 100%;
    max-width: 880px;
    margin: 0 auto;
    padding: 0 1.25rem;
  }
  .pgnx-sec {
    padding: 4.2rem 0;
    border-bottom: 1px solid var(--pgnx-border);
  }
  .pgnx-sec-mint {
    background-color: var(--pgnx-bg-mint);
    padding: 4.2rem 0;
    border-bottom: 1px solid var(--pgnx-border);
  }
  .pgnx-sec-dark {
    background: linear-gradient(135deg, var(--pgnx-teal-deep) 0%, var(--pgnx-teal-primary) 100%);
    color: #f1f5f9;
    padding: 4.2rem 0;
  }
  .pgnx-sec-dark h2, .pgnx-sec-dark h3 {
    color: #ffffff;
  }
  .pgnx-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2.2rem;
    align-items: center;
  }
  .pgnx-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.65rem;
  }
  .pgnx-grid-4 {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.35rem;
  }
  @media (max-width: 992px) {
    .pgnx-grid-2, .pgnx-grid-3, .pgnx-grid-4 {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .pgnx-hero-split {
      grid-template-columns: 1fr !important;
    }
  }
  @media (max-width: 680px) {
    .pgnx-sec, .pgnx-sec-mint, .pgnx-sec-dark {
      padding: 2.8rem 0;
    }
    .pgnx-grid-2, .pgnx-grid-3, .pgnx-grid-4 {
      grid-template-columns: 1fr;
    }
  }
}

@layer components {
  /* 1. Top Trust Ribbon */
  .pgnx-top-ribbon {
    background-color: var(--pgnx-teal-deep);
    color: #e2e8f0;
    font-family: var(--pgnx-font-mono);
    font-size: 0.78rem;
    padding: 0.55rem 0;
    border-bottom: 2px solid var(--pgnx-coral-cta);
  }
  .pgnx-top-ribbon-inner {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem 1.2rem;
  }
  .pgnx-top-ribbon span {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    white-space: nowrap;
  }
  .pgnx-dot-teal {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #2dd4bf;
    display: inline-block;
  }

  /* 2. Sticky Editorial Masthead */
  .pgnx-header {
    position: sticky;
    top: 0;
    z-index: 900;
    background-color: rgba(255, 253, 249, 0.96);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--pgnx-border);
    box-shadow: 0 2px 12px rgba(15, 76, 92, 0.05);
  }
  .pgnx-header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 72px;
    gap: 1rem;
  }
  .pgnx-brand-link {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    text-decoration: none;
    color: var(--pgnx-teal-deep);
    font-family: var(--pgnx-font-head);
    font-weight: 800;
    font-size: 1.28rem;
    letter-spacing: -0.02em;
  }
  .pgnx-brand-link:hover {
    color: var(--pgnx-teal-primary);
  }
  .pgnx-brand-sub {
    display: block;
    font-family: var(--pgnx-font-mono);
    font-size: 0.68rem;
    font-weight: 400;
    color: var(--pgnx-coral-cta);
    letter-spacing: 0.04em;
    text-transform: uppercase;
  }
  .pgnx-nav {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex-wrap: wrap;
  }
  .pgnx-nav a {
    text-decoration: none;
    color: var(--pgnx-ink-charcoal);
    font-weight: 600;
    font-size: 0.94rem;
    padding: 0.3rem 0.15rem;
    border-bottom: 2px solid transparent;
  }
  .pgnx-nav a:hover {
    color: var(--pgnx-coral-cta);
    border-bottom-color: var(--pgnx-coral-cta);
  }
  .pgnx-menu-btn {
    display: none;
    background: var(--pgnx-bg-mint);
    border: 1px solid var(--pgnx-border-strong);
    color: var(--pgnx-teal-deep);
    padding: 0.45rem 0.75rem;
    border-radius: var(--pgnx-radius-sm);
    font-family: var(--pgnx-font-mono);
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
  }
  @media (max-width: 960px) {
    .pgnx-menu-btn {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
    }
    .pgnx-nav {
      display: none;
      width: 100%;
      flex-direction: column;
      align-items: flex-start;
      padding: 1rem 0;
      border-top: 1px solid var(--pgnx-border);
      gap: 0.65rem;
    }
    .pgnx-nav.is-open {
      display: flex;
    }
    .pgnx-header-inner {
      flex-wrap: wrap;
      padding-top: 0.5rem;
      padding-bottom: 0.5rem;
    }
  }

  /* Buttons */
  .pgnx-btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background-color: var(--pgnx-coral-cta);
    color: #ffffff !important;
    text-decoration: none !important;
    font-family: var(--pgnx-font-head);
    font-weight: 700;
    font-size: 1.04rem;
    padding: 0.88rem 1.65rem;
    border-radius: 999px;
    box-shadow: 0 8px 20px rgba(227, 100, 20, 0.28);
    transition: transform 0.16s ease, background-color 0.16s ease, box-shadow 0.16s ease;
    border: 2px solid var(--pgnx-coral-cta);
    text-align: center;
  }
  .pgnx-btn-primary:hover {
    background-color: var(--pgnx-coral-hover);
    border-color: var(--pgnx-coral-hover);
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(227, 100, 20, 0.36);
  }
  .pgnx-btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    background-color: #ffffff;
    color: var(--pgnx-teal-deep) !important;
    text-decoration: none !important;
    font-family: var(--pgnx-font-head);
    font-weight: 700;
    font-size: 1rem;
    padding: 0.86rem 1.45rem;
    border-radius: 999px;
    border: 2px solid var(--pgnx-teal-primary);
    transition: background-color 0.16s ease, color 0.16s ease;
    text-align: center;
  }
  .pgnx-btn-secondary:hover {
    background-color: var(--pgnx-bg-mint);
  }
  .pgnx-btn-sm {
    padding: 0.55rem 1.15rem;
    font-size: 0.9rem;
  }

  /* Badges & Kickers */
  .pgnx-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    background-color: var(--pgnx-teal-wash);
    color: var(--pgnx-teal-deep);
    font-family: var(--pgnx-font-mono);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    margin-bottom: 0.9rem;
    border: 1px solid var(--pgnx-border-strong);
  }
  .pgnx-dose-pill {
    display: inline-block;
    background-color: var(--pgnx-coral-soft);
    color: var(--pgnx-coral-hover);
    font-family: var(--pgnx-font-mono);
    font-size: 0.76rem;
    font-weight: 700;
    padding: 0.25rem 0.65rem;
    border-radius: 6px;
    border: 1px solid #fdba74;
    margin-bottom: 0.55rem;
  }

  /* Cards */
  .pgnx-panel {
    background-color: var(--pgnx-bg-card);
    border: 1px solid var(--pgnx-border);
    border-radius: var(--pgnx-radius-md);
    padding: 1.65rem;
    box-shadow: var(--pgnx-shadow-sm);
    height: 100%;
    display: flex;
    flex-direction: column;
  }
  .pgnx-panel-featured {
    background-color: #ffffff;
    border: 3px solid var(--pgnx-coral-cta);
    border-radius: var(--pgnx-radius-lg);
    padding: 1.85rem 1.65rem;
    box-shadow: var(--pgnx-shadow-lg);
    position: relative;
  }
  .pgnx-ribbon-best {
    background-color: var(--pgnx-coral-cta);
    color: #ffffff;
    font-family: var(--pgnx-font-mono);
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.35rem 0.95rem;
    border-radius: 999px;
    display: inline-block;
    margin-bottom: 0.6rem;
  }

  /* Quick Answer Box (AEO + Speakable) */
  .pgnx-answer {
    background: linear-gradient(135deg, #ffffff 0%, var(--pgnx-bg-mint) 100%);
    border: 2px solid var(--pgnx-teal-primary);
    border-left: 8px solid var(--pgnx-coral-cta);
    border-radius: var(--pgnx-radius-md);
    padding: 1.65rem;
    box-shadow: var(--pgnx-shadow-sm);
    margin-bottom: 1.5rem;
  }

  /* Official Authenticity Notice */
  .pgnx-notice-box {
    background-color: var(--pgnx-gold-soft);
    border: 2px solid var(--pgnx-gold-accent);
    border-radius: var(--pgnx-radius-md);
    padding: 1.5rem 1.75rem;
    color: var(--pgnx-ink-charcoal);
  }

  /* Tables */
  .pgnx-table-wrap {
    width: 100%;
    overflow-x: auto;
    border-radius: var(--pgnx-radius-md);
    border: 1px solid var(--pgnx-border-strong);
    background: #ffffff;
    box-shadow: var(--pgnx-shadow-sm);
  }
  .pgnx-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.96rem;
  }
  .pgnx-table th {
    background-color: var(--pgnx-teal-deep);
    color: #ffffff;
    font-family: var(--pgnx-font-head);
    font-weight: 700;
    padding: 0.9rem 1rem;
    border-bottom: 2px solid var(--pgnx-coral-cta);
  }
  .pgnx-table td {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--pgnx-border);
    vertical-align: top;
  }
  .pgnx-table tr:last-child td {
    border-bottom: none;
  }
  .pgnx-table tr:nth-child(even) td {
    background-color: var(--pgnx-bg-subtle);
  }

  /* Native FAQ Details Accordion */
  .pgnx-faq-list {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
  }
  .pgnx-faq-item {
    background-color: #ffffff;
    border: 1px solid var(--pgnx-border-strong);
    border-radius: var(--pgnx-radius-md);
    overflow: hidden;
    box-shadow: var(--pgnx-shadow-sm);
  }
  .pgnx-faq-item[open] {
    border-color: var(--pgnx-teal-primary);
  }
  .pgnx-faq-q {
    cursor: pointer;
    padding: 1.15rem 1.35rem;
    font-family: var(--pgnx-font-head);
    font-weight: 700;
    font-size: 1.08rem;
    color: var(--pgnx-teal-deep);
    list-style: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
  }
  .pgnx-faq-q::-webkit-details-marker {
    display: none;
  }
  .pgnx-faq-q::after {
    content: "+";
    font-family: var(--pgnx-font-mono);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--pgnx-coral-cta);
    flex-shrink: 0;
  }
  .pgnx-faq-item[open] .pgnx-faq-q::after {
    content: "−";
  }
  .pgnx-faq-a {
    padding: 0 1.35rem 1.25rem 1.35rem;
    color: var(--pgnx-ink-body);
    border-top: 1px solid var(--pgnx-border);
    padding-top: 1rem;
  }

  /* Hero Telemetry Strip */
  .pgnx-stat-strip {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.75rem;
    margin: 1.4rem 0;
  }
  .pgnx-stat-cell {
    background-color: #ffffff;
    border: 1px solid var(--pgnx-border-strong);
    border-top: 3px solid var(--pgnx-teal-primary);
    border-radius: var(--pgnx-radius-sm);
    padding: 0.75rem 0.65rem;
    text-align: center;
  }
  .pgnx-stat-num {
    display: block;
    font-family: var(--pgnx-font-mono);
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--pgnx-teal-deep);
  }
  .pgnx-stat-lbl {
    display: block;
    font-size: 0.78rem;
    color: var(--pgnx-ink-muted);
    line-height: 1.25;
    margin-top: 0.2rem;
  }
  @media (max-width: 580px) {
    .pgnx-stat-strip {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .pgnx-table th, .pgnx-table td {
      padding: 0.65rem 0.6rem;
      font-size: 0.85rem;
    }
  }

  /* Pricing Cards */
  .pgnx-price-big {
    font-family: var(--pgnx-font-head);
    font-size: 2.65rem;
    font-weight: 800;
    color: var(--pgnx-teal-deep);
    line-height: 1;
  }
  .pgnx-price-unit {
    font-size: 1rem;
    font-weight: 600;
    color: var(--pgnx-ink-muted);
  }
  .pgnx-save-tag {
    display: inline-block;
    background-color: #dcfce7;
    color: #166534;
    font-family: var(--pgnx-font-mono);
    font-weight: 700;
    font-size: 0.8rem;
    padding: 0.25rem 0.7rem;
    border-radius: 999px;
    margin: 0.5rem 0;
  }

  /* Footer & Sticky Bottom Bar */
  .pgnx-footer {
    background-color: var(--pgnx-teal-deep);
    color: #cbd5e1;
    padding: 3.5rem 0 2.5rem;
    font-size: 0.92rem;
    border-top: 4px solid var(--pgnx-coral-cta);
  }
  .pgnx-footer h3, .pgnx-footer h4 {
    color: #ffffff;
    font-size: 1.05rem;
    margin-bottom: 0.75rem;
  }
  .pgnx-footer a {
    color: #99f6e4;
    text-decoration: none;
  }
  .pgnx-footer a:hover {
    color: #ffffff;
    text-decoration: underline;
  }
  .pgnx-footer-links {
    list-style: none;
    padding: 0;
  }
  .pgnx-footer-links li {
    margin-bottom: 0.45rem;
  }
  .pgnx-fda-box {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.14);
    font-size: 0.82rem;
    color: #94a3b8;
    line-height: 1.55;
  }

  .pgnx-bottom-dock {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 890;
    background-color: var(--pgnx-teal-deep);
    color: #ffffff;
    border-top: 2px solid var(--pgnx-coral-cta);
    padding: 0.6rem 0;
    box-shadow: 0 -6px 20px rgba(9, 48, 59, 0.22);
  }
  .pgnx-bottom-dock-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
  }
  .pgnx-dock-text {
    font-size: 0.9rem;
    font-weight: 600;
  }
  .pgnx-dock-text strong {
    color: #5eead4;
  }
  @media (max-width: 640px) {
    .pgnx-dock-sub {
      display: none;
    }
    .pgnx-dock-text {
      font-size: 0.82rem;
    }
  }

  /* Blog Article Layout */
  .pgnx-breadcrumb {
    font-family: var(--pgnx-font-mono);
    font-size: 0.8rem;
    color: var(--pgnx-ink-muted);
    margin-bottom: 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    align-items: center;
  }
  .pgnx-meta-line {
    font-family: var(--pgnx-font-mono);
    font-size: 0.82rem;
    color: var(--pgnx-ink-muted);
    padding-bottom: 1rem;
    margin-bottom: 1.4rem;
    border-bottom: 1px solid var(--pgnx-border);
  }
  .pgnx-inline-cta {
    background: linear-gradient(135deg, var(--pgnx-teal-deep) 0%, var(--pgnx-teal-primary) 100%);
    color: #ffffff;
    border-radius: var(--pgnx-radius-md);
    padding: 1.65rem;
    margin: 2rem 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1.2rem;
  }
  .pgnx-inline-cta h3 {
    color: #ffffff;
    margin-bottom: 0.35rem;
  }
  .pgnx-inline-cta p {
    margin-bottom: 0;
    color: #ccfbf1;
    font-size: 0.95rem;
  }
}

@layer utilities {
  .pgnx-text-center { text-align: center; }
  .pgnx-muted { color: var(--pgnx-ink-muted); }
  .pgnx-mono { font-family: var(--pgnx-font-mono); }
  .pgnx-mt-1 { margin-top: 0.75rem; }
  .pgnx-mt-2 { margin-top: 1.5rem; }
  .pgnx-mb-1 { margin-bottom: 0.75rem; }
  .pgnx-mb-2 { margin-bottom: 1.5rem; }
  .pgnx-check-list {
    list-style: none;
    padding-left: 0;
  }
  .pgnx-check-list li {
    position: relative;
    padding-left: 1.65rem;
    margin-bottom: 0.55rem;
  }
  .pgnx-check-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 0;
    color: var(--pgnx-success);
    font-weight: 800;
  }
}