@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,700&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --bg: #faf8f5;
  --bg-card: #ffffff;
  --bg-tint: #f5f3ef;
  --bg-muted: #f0ede8;
  --text-primary: #2d2d2d;
  --text-secondary: #8a8a8a;
  --text-muted: #adadad;
  --text-body: #5a5a5a;
  --accent: #7c9082;
  --accent-soft: #7c908215;
  --border: #e8e4df;
  --border-subtle: #f0ede8;
  --radius: 20px;
  --radius-pill: 24px;
  --container: 1100px;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  --space-2xl: 10rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text-body);
  background: var(--bg);
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Background Atmosphere */
.bg-orb {
  position: fixed;
  border-radius: 999px;
  filter: blur(100px);
  z-index: -1;
  pointer-events: none;
}

.bg-orb-a {
  width: 40rem;
  height: 40rem;
  top: -10rem;
  left: -10rem;
  background: var(--accent);
  opacity: 0.08;
}

.bg-orb-b {
  width: 35rem;
  height: 35rem;
  bottom: -5rem;
  right: -5rem;
  background: var(--border);
  opacity: 0.15;
}

.bg-orb-c {
  width: 50rem;
  height: 50rem;
  top: 40%;
  left: 20%;
  background: var(--accent);
  opacity: 0.04;
}

/* Header & Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 1.25rem 2rem;
  background: rgba(250, 248, 245, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease;
}

.site-header.scrolled {
  border-color: var(--border);
}

.site-nav {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  font-family: 'Fraunces', serif;
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--text-primary);
  text-decoration: none;
}

.site-nav ul {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 400;
  text-decoration: none;
  transition: color 0.2s ease;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--accent);
}

/* Typography */
h1, h2, h3 {
  font-family: 'Fraunces', serif;
  color: var(--text-primary);
  line-height: 1.1;
  margin: 0 0 1.5rem;
  font-weight: 400;
}

h1 {
  font-size: clamp(3rem, 8vw, 5rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 5vw, 3rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin: 0 0 1.5rem;
  max-width: 70ch;
}

.eyebrow {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 2rem;
}

.lede {
  font-size: clamp(1.125rem, 2vw, 1.25rem);
  line-height: 1.5;
}

/* Sections */
.section {
  padding: var(--space-xl) 0;
}

main {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 2rem;
}

.hero {
  text-align: center;
  padding-top: var(--space-2xl);
  display: flex;
  flex-direction: column;
  align-items: center;
}

#problem {
  background: var(--bg-tint);
  margin-left: -100vw;
  margin-right: -100vw;
  padding-left: 100vw;
  padding-right: 100vw;
}

.split {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 5rem;
  align-items: center;
}

#future {
  background: var(--bg-muted);
  margin-left: -100vw;
  margin-right: -100vw;
  padding-left: 100vw;
  padding-right: 100vw;
}

/* Quote */
blockquote {
  margin: 0;
  padding: 2.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: 'Fraunces', serif;
  font-size: 1.5rem;
  font-style: italic;
  line-height: 1.4;
}

blockquote footer {
  margin-top: 1.5rem;
  font-style: normal;
  font-size: 0.75rem;
  font-family: 'Inter', sans-serif;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

/* Grid & Cards */
.principle-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2.5rem;
}

.card {
  padding: 2.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}

.card h3 {
  color: var(--accent);
  margin-bottom: 1rem;
}

/* Closing */
.closing {
  text-align: center;
  padding: var(--space-2xl) 0;
}

.closing-divider {
  width: 60px;
  height: 2px;
  background: var(--accent);
  margin: 2rem auto;
  opacity: 0.5;
}

.closing p {
  margin: 0 auto;
  font-family: 'Fraunces', serif;
  font-size: clamp(2.5rem, 6vw, 4rem);
  color: var(--accent);
  font-style: italic;
}

/* Reveal Animation */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Responsive */
@media (max-width: 1024px) {
  .split {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  :root {
    --space-xl: 4rem;
    --space-2xl: 6rem;
  }

  .site-nav ul {
    display: none; /* Simplification for mobile, could add a burger menu if needed */
  }

  .principle-grid {
    grid-template-columns: 1fr;
  }
}

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