/* ==========================================================================
   Mushlove Lab - Pure CSS Stylesheet
   Website: mushlovelab.com | Legal: Mushlove Lab LLC, Wyoming, USA
   WCAG AA Compliant Natural Color Palette & Print-Friendly Styles
   ========================================================================== */

:root {
  /* Earthy, botanical, and mycelial palette */
  --color-canvas: #FAF9F5;
  --color-canvas-subtle: #F3F1E9;
  --color-surface: #FFFFFF;
  --color-surface-elevated: #F7F6F1;
  --color-border: #E2DFD6;
  --color-border-subtle: #ECE8DE;
  --color-border-dark: #C5BFB0;

  --color-text-main: #18261C;
  --color-text-secondary: #47574B;
  --color-text-muted: #6B7B6E;
  --color-text-inverse: #FAF9F5;

  --color-primary: #22382B;
  --color-primary-hover: #16251C;
  --color-primary-light: #EBF1EC;

  --color-accent-spore: #C09A58;
  --color-accent-spore-hover: #A88344;
  --color-accent-soil: #5C4533;

  --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --shadow-sm: 0 1px 2px rgba(24, 38, 28, 0.05);
  --shadow-md: 0 4px 12px rgba(24, 38, 28, 0.08);
  --shadow-lg: 0 12px 28px rgba(24, 38, 28, 0.12);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

/* Global Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-canvas);
  color: var(--color-text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, .font-display {
  font-family: var(--font-display);
  color: var(--color-text-main);
  line-height: 1.2;
  font-weight: 700;
  text-wrap: balance;
}

p {
  color: var(--color-text-secondary);
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

img, svg {
  display: block;
  max-width: 100%;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

@media (min-width: 768px) {
  .container {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

/* Header & Top Bar Contract */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: rgba(250, 249, 245, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  height: 5rem;
}

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

.brand-link {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-main);
  letter-spacing: -0.02em;
  transition: color 0.15s ease;
}

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

.nav-links {
  display: none;
  align-items: center;
  gap: 1.75rem;
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  position: relative;
  padding: 0.35rem 0;
  transition: color 0.15s ease;
}

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

.nav-link.active {
  color: var(--color-text-main);
  font-weight: 600;
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
}

.header-action {
  display: none;
}

@media (min-width: 1024px) {
  .nav-links {
    display: flex;
  }
  .header-action {
    display: block;
  }
  .mobile-menu-toggle {
    display: none;
  }
}

/* Mobile Toggle & Drawer */
.mobile-controls {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

@media (min-width: 1024px) {
  .mobile-controls {
    display: none;
  }
}

.mobile-menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  color: var(--color-text-main);
}

.mobile-drawer {
  display: none;
  background-color: var(--color-canvas);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 1.25rem 1.5rem;
  box-shadow: var(--shadow-md);
}

.mobile-drawer.open {
  display: block;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.mobile-nav-item {
  display: block;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  transition: background 0.15s ease, color 0.15s ease;
}

.mobile-nav-item:hover,
.mobile-nav-item.active {
  background-color: var(--color-canvas-subtle);
  color: var(--color-text-main);
  font-weight: 600;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-sm);
  transition: all 0.15s ease;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  box-shadow: var(--shadow-md);
  color: var(--color-text-inverse);
}

.btn-outline {
  border: 1px solid var(--color-border-dark);
  background-color: var(--color-surface);
  color: var(--color-text-main);
}

.btn-outline:hover {
  background-color: var(--color-canvas-subtle);
  border-color: var(--color-text-main);
}

.btn-sm {
  padding: 0.5rem 0.875rem;
  font-size: 0.75rem;
}

/* Content Views Management */
.page-view {
  display: none;
}

.page-view.active {
  display: block;
}

/* Hero Section */
.hero-section {
  position: relative;
  background-color: #FAF9F4;
  border-bottom: 1px solid var(--color-border);
  padding: 4.5rem 0 5rem;
}

.hero-content {
  max-width: 52rem;
}

.kicker {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.hero-title {
  font-size: 2.5rem;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--color-text-main);
  margin-bottom: 1.25rem;
}

@media (min-width: 640px) {
  .hero-title {
    font-size: 3.25rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 3.75rem;
  }
}

.hero-subhead {
  font-size: 1.15rem;
  line-height: 1.65;
  color: var(--color-text-secondary);
  max-width: 44rem;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.hero-trust {
  border-top: 1px solid var(--color-border);
  padding-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

.hero-trust strong {
  color: var(--color-text-main);
}

/* Feature & Service Cards */
.services-section {
  padding: 5rem 0;
  background-color: var(--color-canvas-subtle);
  border-bottom: 1px solid var(--color-border);
}

.section-head {
  margin-bottom: 3rem;
  max-width: 44rem;
}

.section-head h2 {
  font-size: 2.25rem;
  margin-top: 0.5rem;
  margin-bottom: 0.75rem;
}

.cards-grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
}

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

.service-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

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

.card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.badge-price {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  background-color: var(--color-canvas-subtle);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  color: var(--color-primary);
}

.service-card h3 {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.9rem;
  line-height: 1.55;
  margin-bottom: 1.25rem;
}

.card-features {
  list-style: none;
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
}

.card-features li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-features li::before {
  content: '·';
  font-weight: bold;
  font-size: 1.25rem;
  color: var(--color-primary);
  line-height: 0;
}

.card-footer {
  border-top: 1px solid var(--color-border-subtle);
  padding-top: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.link-learn-more {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}

/* Pricing Table */
.pricing-section {
  padding: 5rem 0;
  background-color: var(--color-canvas);
  border-bottom: 1px solid var(--color-border);
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-top: 2rem;
  box-shadow: var(--shadow-sm);
}

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
}

.pricing-table th,
.pricing-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-border-subtle);
}

.pricing-table th {
  background-color: var(--color-canvas-subtle);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-main);
}

.pricing-table td.font-mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.pricing-table .entry-price {
  font-weight: 600;
  color: var(--color-primary);
}

.pricing-note {
  margin-top: 1rem;
  font-size: 0.8125rem;
  font-style: italic;
  color: var(--color-text-muted);
}

/* Steps and Grids */
.steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: 2.5rem;
}

@media (min-width: 640px) {
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .steps-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.step-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.step-num {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  background-color: var(--color-canvas-subtle);
  color: var(--color-primary);
  display: inline-block;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
}

.step-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.step-card p {
  font-size: 0.875rem;
  line-height: 1.5;
}

/* Call to Action Banner */
.cta-banner {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  padding: 5rem 0;
  text-align: center;
}

.cta-banner h2 {
  color: var(--color-text-inverse);
  font-size: 2.25rem;
  margin-top: 0.5rem;
  margin-bottom: 1.25rem;
}

@media (min-width: 768px) {
  .cta-banner h2 {
    font-size: 3rem;
  }
}

.cta-banner p {
  color: #DDE7E0;
  font-size: 1.1rem;
  max-width: 38rem;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 2rem;
}

.cta-banner .btn-primary {
  background-color: var(--color-canvas);
  color: var(--color-primary);
}

.cta-banner .btn-primary:hover {
  background-color: #FFFFFF;
}

/* Detail Service Pages */
.service-detail-header {
  padding: 4rem 0 3rem;
  border-bottom: 1px solid var(--color-border);
}

.detail-pillars {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin: 3.5rem 0;
}

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

.pillar-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
}

.pillar-card h3 {
  font-size: 1.25rem;
  margin-top: 0.5rem;
  margin-bottom: 0.75rem;
}

.pillar-card ul {
  list-style: none;
  font-size: 0.875rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  color: var(--color-text-secondary);
}

.pillar-card ul li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.pillar-card ul li::before {
  content: '✓';
  color: var(--color-primary);
  font-weight: bold;
}

/* Pricing Block on Detail Pages */
.detail-pricing-block {
  background-color: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  margin-bottom: 4rem;
}

.pricing-cards-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin: 2rem 0;
}

@media (min-width: 640px) {
  .pricing-cards-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .pricing-cards-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

.tier-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.tier-card.featured {
  border: 2px solid var(--color-primary);
}

.tier-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.tier-card.featured .tier-label {
  color: var(--color-primary);
}

.tier-price {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin-top: 0.5rem;
  margin-bottom: 0.25rem;
}

.tier-scope {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

/* Contact Direct Email Presentation */
.contact-hero-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  box-shadow: var(--shadow-sm);
  max-width: 48rem;
  margin: 0 auto;
}

.email-highlight-box {
  background-color: var(--color-canvas-subtle);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  padding: 2rem;
  margin: 2rem 0;
  text-align: center;
}

.email-address-link {
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--color-primary);
  display: inline-block;
  margin: 0.5rem 0;
  word-break: break-all;
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color 0.15s ease;
}

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

.contact-guidelines {
  margin-top: 2rem;
  text-align: left;
  border-top: 1px solid var(--color-border-subtle);
  padding-top: 1.5rem;
}

.contact-guidelines h3 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
}

.contact-guidelines ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.contact-guidelines ul li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
}

.contact-guidelines ul li::before {
  content: '→';
  color: var(--color-primary);
  font-weight: bold;
}

/* Footer (Strict Compliance) */
.site-footer {
  background-color: var(--color-canvas-subtle);
  border-top: 1px solid var(--color-border);
  padding: 4rem 0 2.5rem;
  font-size: 0.875rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
  }
}

.footer-col h4 {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-main);
  margin-bottom: 1rem;
}

.footer-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-nav a,
.footer-nav button {
  color: var(--color-text-secondary);
  text-align: left;
  font-size: 0.8125rem;
}

.footer-nav a:hover,
.footer-nav button:hover {
  color: var(--color-text-main);
  text-decoration: underline;
}

.legal-bar {
  border-top: 1px solid var(--color-border);
  padding-top: 2rem;
  text-align: center;
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

.legal-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}

.legal-line button {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  text-decoration: underline;
  cursor: pointer;
}

.legal-line button:hover {
  color: var(--color-text-main);
}

/* Print-Friendly Stylesheet */
@media print {
  .site-header,
  .mobile-controls,
  .mobile-drawer,
  .site-footer,
  .cta-banner,
  .hero-actions,
  .modal-overlay,
  .no-print,
  button {
    display: none !important;
  }

  body {
    background: #FFFFFF !important;
    color: #000000 !important;
    font-size: 10pt !important;
    line-height: 1.4 !important;
  }

  .page-view {
    display: none !important;
  }

  #view-biosecurity {
    display: block !important;
  }

  .container {
    max-width: 100% !important;
    padding: 0 !important;
  }

  .print-header {
    display: block !important;
    border-bottom: 2pt solid #000000;
    padding-bottom: 10pt;
    margin-bottom: 15pt;
  }

  .print-page-break {
    page-break-before: always;
  }

  h1, h2, h3 {
    color: #000000 !important;
  }

  p, li, td {
    color: #111111 !important;
  }

  .table-responsive, table {
    border: 1pt solid #000000 !important;
    box-shadow: none !important;
  }

  th, td {
    border-bottom: 0.5pt solid #555555 !important;
  }
}