:root {
  --bg-canvas: #faf6ef;
  --bg-surface: #fffdf8;
  --bg-surface-hover: #f4eee1;
  --text-primary: #2b211a;
  --text-muted: #5e5045;
  --accent-primary: #c2562e;
  --accent-secondary: #6b7a3a;
  --border-subtle: #6b7a3a;
  --ease-kinetic: cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-elevation: none;
  --glow-accent: none;
  --glass-backdrop: none;
}

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

html, body {
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  font-family: Charter, Cambria, Georgia, serif;
  font-size: 18px;
  line-height: 1.75;
  overflow-wrap: anywhere;
  hyphens: auto;
}

body {
  padding: 24px;
}

.page-frame {
  border: 1px solid var(--border-subtle);
  max-width: 1200px;
  margin: 0 auto;
  background-color: var(--bg-canvas);
  min-height: calc(100vh - 48px);
  display: flex;
  flex-direction: column;
}

/* Header & Navigation */
.site-header {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 32px;
  border-bottom: 1px solid var(--border-subtle);
  background-color: var(--bg-canvas);
  transition: background-color 0.3s var(--ease-kinetic);
}

.site-header.scrolled {
  background-color: var(--bg-canvas);
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.02em;
}

.brand-badge {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--accent-primary);
  color: var(--bg-surface);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-variant: small-caps;
}

.desktop-nav {
  display: flex;
  gap: 24px;
  align-items: center;
  list-style: none;
}

.desktop-nav a {
  text-decoration: none;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-variant: small-caps;
  letter-spacing: 0.05em;
  position: relative;
  padding-bottom: 2px;
}

.desktop-nav a::after,
.text-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background-color: var(--accent-primary);
  transition: width 0.3s var(--ease-kinetic);
}

.desktop-nav a:hover::after,
.desktop-nav a[aria-current="page"]::after,
.text-link:hover::after {
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  font-size: 1.4rem;
  line-height: 1;
  padding: 6px 12px;
  cursor: pointer;
}

.mobile-nav-overlay {
  display: none;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  padding: 20px 32px;
}

.mobile-nav-overlay.open {
  display: block;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.mobile-nav-list a {
  text-decoration: none;
  color: var(--text-primary);
  font-variant: small-caps;
  letter-spacing: 0.05em;
  font-size: 1.05rem;
}

/* Typography */
h1, h2, h3, h4 {
  font-weight: normal;
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: 16px;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.1rem);
  letter-spacing: -0.01em;
}

h2 {
  font-size: clamp(1.5rem, 2.8vw, 2.2rem);
}

h3 {
  font-size: 1.3rem;
}

p {
  margin-bottom: 1.25rem;
}

.small-caps-label {
  font-variant: small-caps;
  letter-spacing: 0.08em;
  color: var(--accent-secondary);
  font-size: 0.9rem;
  font-weight: 700;
  display: block;
  margin-bottom: 8px;
}

.reading-col {
  max-width: 70ch;
  margin: 0 auto;
}

/* Buttons & Links */
.btn-primary {
  display: inline-block;
  background-color: var(--accent-primary);
  color: var(--bg-surface);
  text-decoration: none;
  padding: 12px 26px;
  border: 1px solid var(--accent-primary);
  font-family: inherit;
  font-size: 0.95rem;
  font-variant: small-caps;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: background-color 0.25s var(--ease-kinetic), color 0.25s var(--ease-kinetic);
}

.btn-primary:hover {
  background-color: var(--text-primary);
  border-color: var(--text-primary);
}

.text-link {
  color: var(--accent-primary);
  text-decoration: none;
  position: relative;
  display: inline-block;
  padding-bottom: 2px;
  font-variant: small-caps;
  letter-spacing: 0.05em;
}

/* Layout & Sections */
main {
  flex: 1;
}

.section-block {
  padding: 64px 32px;
  border-bottom: 1px solid var(--border-subtle);
}

.split-60-40 {
  display: grid;
  grid-template-columns: 6fr 4fr;
  gap: 48px;
  align-items: center;
}

.split-40-60 {
  display: grid;
  grid-template-columns: 4fr 6fr;
  gap: 48px;
  align-items: center;
}

/* Hero Section */
.hero-section {
  position: relative;
  padding: 48px 32px 64px;
  border-bottom: 1px solid var(--border-subtle);
}

.hero-grid {
  display: grid;
  grid-template-columns: 6fr 4fr;
  gap: 40px;
  align-items: start;
}

.hero-media-wrap {
  position: relative;
}

.hero-img, .panel-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  border: 1px solid var(--border-subtle);
}

.hero-img {
  aspect-ratio: 16 / 10;
}

.panel-img {
  aspect-ratio: 4 / 3;
}

.hero-fact-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: 24px;
  margin-top: -40px;
  margin-left: 24px;
  margin-right: 24px;
  position: relative;
  z-index: 2;
}

.fact-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 12px;
}

.fact-item {
  border-left: 2px solid var(--accent-primary);
  padding-left: 12px;
}

.fact-item strong {
  display: block;
  font-variant: small-caps;
  letter-spacing: 0.04em;
  color: var(--text-primary);
}

/* Cards & Components */
.card-surface {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: 28px;
  transition: background-color 0.25s var(--ease-kinetic);
}

.card-surface:hover {
  background-color: var(--bg-surface-hover);
}

.lesson-badge {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-canvas);
  color: var(--accent-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.avatar-circle {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--border-subtle);
}

.recipe-rows {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 24px 0;
}

.recipe-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 12px;
  padding: 16px 20px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
}

.pathway-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 32px;
}

/* Tables */
.table-wrap {
  overflow-x: auto;
  margin: 28px 0;
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-surface);
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

th, td {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-subtle);
}

th {
  font-variant: small-caps;
  letter-spacing: 0.05em;
  background-color: var(--bg-surface-hover);
  color: var(--text-primary);
}

/* Native FAQ Disclosures */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 24px;
}

details.faq-item {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: 16px 24px;
}

details.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 1.05rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

details.faq-item summary::after {
  content: "+";
  color: var(--accent-primary);
  font-size: 1.3rem;
}

details.faq-item[open] summary::after {
  content: "−";
}

details.faq-item .faq-body {
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border-subtle);
  color: var(--text-muted);
}

/* Contact Form */
.form-grid {
  display: grid;
  gap: 20px;
  margin-top: 24px;
}

.form-group label {
  display: block;
  font-variant: small-caps;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 12px;
  font-family: inherit;
  font-size: 1rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
}

.composer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
  margin-top: 12px;
}

.status-note {
  font-size: 0.9rem;
  color: var(--accent-secondary);
  min-height: 1.5em;
}

/* Footer */
.site-footer {
  padding: 48px 32px;
  background-color: var(--bg-surface);
  font-size: 0.9rem;
  color: var(--text-muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px;
  margin-bottom: 32px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

/* Reveal Animation */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s var(--ease-kinetic), transform 0.6s var(--ease-kinetic);
}

.reveal.reveal-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* Responsive Breakpoints */
@media (max-width: 900px) {
  .hero-grid,
  .split-60-40,
  .split-40-60 {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .hero-fact-card {
    margin-top: 16px;
    margin-left: 0;
    margin-right: 0;
  }
}

@media (max-width: 768px) {
  body {
    padding: 12px;
  }
  .site-header, .section-block, .hero-section, .site-footer {
    padding-left: 20px;
    padding-right: 20px;
  }
  .desktop-nav {
    display: none;
  }
  .mobile-menu-btn {
    display: inline-block;
  }
}

@media (max-width: 480px) {
  body {
    padding: 6px;
  }
  .section-block {
    padding: 40px 16px;
  }
}