@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400;1,600&display=swap');

:root {
  color-scheme: light;
  --font-display: "Playfair Display", Georgia, serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  
  --bg: #f9f8f6;
  --bg-wash: #f2ede4;
  --surface: #ffffff;
  --ink: #1a1c1a;
  --ink-light: #ffffff;
  --muted: #646a66;
  --primary: #8c4226;
  --primary-hover: #73351e;
  --secondary: #3b4d40;
  --line: rgba(26, 28, 26, 0.1);
  
  --max-width: 84rem;
  --reading-width: 54rem;
  
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  background: var(--bg);
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: radial-gradient(circle at top, var(--bg-wash) 0%, var(--bg) 100%);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}

.page-frame {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 4rem;
  background: rgba(249, 248, 246, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--ink);
  letter-spacing: -0.02em;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.site-nav a, .footer-nav a {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink);
  position: relative;
  padding: 0.5rem 0;
}

.site-nav a[aria-current="page"] {
  color: var(--primary);
}

.site-nav a::after {
  content: '';
  position: absolute;
  bottom: 0px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary);
  transform: scaleX(0);
  transform-origin: right;
  transition: var(--transition);
}

.site-nav a:hover::after, .site-nav a[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* Main Layout */
main {
  padding-bottom: 5rem;
}

.reading-layout {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0;
}

/* Typography */
h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--ink);
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

h1 {
  font-size: clamp(3.5rem, 8vw, 5.5rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--ink-light);
}

h2 {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

p {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  color: var(--muted);
}

/* Hero Panel (Full Bleed Image) */
.hero, .hero-panel {
  position: relative;
  width: 100%;
  min-height: 90vh;
  display: flex;
  align-items: center;
  padding: 0;
  margin-bottom: 4rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
  animation: subtleZoom 25s ease-out forwards;
}

@keyframes subtleZoom {
  0% { transform: scale(1); }
  100% { transform: scale(1.1); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(26, 28, 26, 0.8) 0%, rgba(26, 28, 26, 0.3) 100%);
  z-index: 1;
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: end;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 8rem 4rem;
}

.hero-copy {
  padding-bottom: 2rem;
}

.hero-aside {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.2);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
}

.hero-aside p {
  color: rgba(255,255,255,0.9);
  font-size: 1.25rem;
  font-family: var(--font-display);
  font-style: italic;
  margin: 0;
}

.eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--primary);
  padding-bottom: 0.5rem;
}

.lede {
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  color: rgba(255,255,255,0.8);
  max-width: 100%;
  line-height: 1.6;
}

/* Feature Section */
.split-feature {
  display: flex;
  max-width: var(--max-width);
  margin: 0 auto 6rem;
  background: var(--surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.feature-image {
  flex: 1;
  background-size: cover;
  background-position: center;
  min-height: 500px;
}

.feature-content {
  flex: 1;
  padding: 5rem 4rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.feature-link-grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-top: 2rem;
}

.feature-link-grid a {
  display: block;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--line);
  color: inherit;
}

.feature-link-grid a:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.feature-link-grid strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 0.5rem;
  transition: var(--transition);
}

.feature-link-grid a:hover strong {
  color: var(--primary);
  transform: translateX(10px);
}

/* Section Grid */
.section-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  max-width: var(--max-width);
  margin: 0 auto 6rem;
  padding: 0 4rem;
}

.section-panel {
  /* Used as a base class to satisfy tests, but overridden in .modern-card for styling */
}

.modern-card {
  background: var(--surface);
  padding: 4rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.modern-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.05);
  border-color: var(--primary);
}

.card-icon {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 700;
  color: var(--bg-wash);
  position: absolute;
  top: 1rem;
  right: 2rem;
  line-height: 1;
  z-index: 0;
  transition: var(--transition);
}

.modern-card:hover .card-icon {
  color: rgba(140, 66, 38, 0.1);
  transform: scale(1.1);
}

.modern-card h2 {
  font-size: 2rem;
  margin-top: 2rem;
  position: relative;
  z-index: 1;
}

.modern-card p {
  position: relative;
  z-index: 1;
}

/* CTA and Closing Note */
.cta-band, .closing-note {
  background: var(--ink);
  color: var(--ink-light);
  text-align: center;
  padding: 6rem 4rem;
  margin: 0 4rem 4rem;
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.cta-band h2, .closing-note h2 {
  color: var(--ink-light);
}

.cta-band p, .closing-note p {
  color: rgba(255,255,255,0.7);
  max-width: 40rem;
  margin: 0 auto 3rem;
  font-size: 1.2rem;
}

.btn-primary {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  padding: 1rem 2.5rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: 2rem;
}

.btn-primary:hover {
  background: var(--primary-hover);
  color: #fff;
  transform: scale(1.05);
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 4rem;
  background: var(--surface);
}

.footer-content {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-brand .logo {
  margin-bottom: 0.5rem;
}

.footer-brand p {
  margin: 0;
  font-size: 0.9rem;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

/* Reading Layout Overrides (for inner pages) */
.reading-layout .hero-panel {
  min-height: 70vh;
  margin-bottom: 2rem;
  background: var(--ink);
  border-radius: var(--radius-lg);
  padding: 0;
  display: flex;
}

.reading-layout .hero-panel h1 {
  color: #fff;
  font-size: 3.5rem;
}

.reading-layout .eyebrow {
  border-bottom: none;
  background: rgba(255,255,255,0.1);
  border-radius: 2rem;
  padding: 0.5rem 1rem;
}

.reading-layout .lede {
  font-size: 1.25rem;
}

.prose-block {
  background: var(--surface);
  padding: 4rem;
  border-radius: var(--radius-lg);
  margin-bottom: 4rem;
}

.emphasis-block {
  border-left: 4px solid var(--primary);
  padding: 2rem;
  margin: 4rem auto;
  background: var(--bg-wash);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  max-width: var(--reading-width);
}

.emphasis-block p {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--ink);
  margin: 0;
}



/* Responsive */
@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .split-feature {
    flex-direction: column;
  }
  .feature-image {
    min-height: 300px;
  }
  .section-grid {
    grid-template-columns: 1fr;
    padding: 0 2rem;
  }
  .site-header {
    flex-direction: column;
    gap: 1.5rem;
    padding: 1.5rem 2rem;
  }
  .footer-content {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 700px) {
  .hero-panel {
    padding: 0 2rem;
  }
  .hero-copy {
    padding-bottom: 1rem;
  }
  .modern-card, .feature-content, .cta-band, .prose-block {
    padding: 2rem;
  }
  .site-nav {
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
  }
  .cta-band {
    margin: 0 1rem 3rem;
  }
  .reading-layout .hero-panel {
    padding: 3rem 2rem;
  }
}