:root {
  --bg: 235 233 231;
  --panel: 246 244 241;
  --text: 22 24 30;
  --muted: 106 100 94;
  --line: 220 212 201;
  --accent: 193 118 38;
  --accent-2: 225 171 86;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Manrope', ui-sans-serif, system-ui, sans-serif;
  color: rgb(var(--text) / 1);
  background:
    radial-gradient(circle at 0 10%, rgb(var(--accent-2) / .18), transparent 22rem),
    radial-gradient(circle at 100% 0, rgb(var(--accent) / .12), transparent 28rem),
    linear-gradient(180deg, rgb(242 240 237 / 1), rgb(var(--bg) / 1));
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

.mono {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  background: rgb(var(--accent) / 1);
  color: white;
  padding: 10px 16px;
  border-radius: 8px;
  z-index: 100;
}
.skip-link:focus { left: 16px; top: 16px; }

:focus-visible {
  outline: 2px solid rgb(var(--accent) / 1);
  outline-offset: 3px;
}

.shell {
  width: min(1160px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 24px 0;
}

.panel {
  background: rgb(var(--panel) / .96);
  border: 1px solid rgb(var(--line) / .9);
  border-radius: 2rem;
  box-shadow: 0 28px 80px rgb(102 72 32 / .09), inset 0 1px 0 rgb(255 255 255 / .65);
  padding: 32px 24px;
}
@media (min-width: 640px) { .panel { padding: 40px 48px; } }
@media (min-width: 1024px) { .panel { padding: 48px 64px; } }

.muted { color: rgb(var(--muted) / 1); }

/* Nav */
.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.wordmark {
  display: inline-flex;
  align-items: center;
}
.wordmark img {
  height: 64px;
  width: auto;
  display: block;
}
.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.9rem;
  font-weight: 600;
}
.nav-links a { color: rgb(var(--text) / .65); transition: color 0.15s ease; }
.nav-links a:hover,
.nav-links a[aria-current="page"] { color: rgb(var(--accent) / 1); }

/* Hero */
.hero {
  display: grid;
  gap: 40px;
  padding-top: 48px;
  align-items: center;
}
@media (min-width: 1024px) {
  .hero { grid-template-columns: 1fr 0.8fr; padding-top: 64px; }
}
.hero-mark {
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-mark img {
  width: min(85%, 420px);
  height: auto;
}
@media (max-width: 1023px) {
  .hero-mark img { width: min(55%, 220px); }
}

.philosophy-body a {
  color: rgb(var(--accent) / 1);
  text-decoration: underline;
}

.hero-source {
  font-size: 0.78rem;
  color: rgb(var(--muted) / 1);
  line-height: 1.6;
  margin: 18px 0 0;
}
.hero-source a {
  color: rgb(var(--accent) / 1);
  text-decoration: underline;
}

.eyebrow {
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.26em;
  color: rgb(var(--text) / .3);
  margin: 0 0 18px;
}
.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.6rem);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.03em;
  margin: 0;
  max-width: 14ch;
}
.hero-h1-sub {
  display: block;
  font-size: 0.55em;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: 0.35em;
}
.hero-subtitle {
  font-size: clamp(1.3rem, 2.4vw, 1.65rem);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: -0.01em;
  max-width: 34ch;
  margin: 20px 0 0;
}
.hero p.sub {
  color: rgb(var(--muted) / 1);
  font-size: 1.15rem;
  line-height: 1.7;
  max-width: 46ch;
  margin: 18px 0 0;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 32px;
}
.button {
  display: inline-flex;
  align-items: center;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
}
.button-primary {
  background: rgb(var(--accent) / 1);
  color: white;
}
.button-secondary {
  background: white;
  border: 1px solid rgb(var(--line) / 1);
  color: rgb(var(--text) / 1);
}

/* Philosophy */
.philosophy {
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid rgb(var(--line) / 1);
}
.philosophy h2 {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}
.philosophy-lead {
  font-size: 1.35rem;
  line-height: 1.6;
  max-width: 100%;
  margin: 0;
}
.philosophy-body {
  font-size: 1.05rem;
  line-height: 1.7;
  color: rgb(var(--muted) / 1);
  max-width: 80ch;
  margin: 20px 0 0;
}

/* Audience */
.audience {
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid rgb(var(--line) / 1);
}
.audience h2 {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}
.audience-lead {
  font-size: 1.15rem;
  line-height: 1.6;
  color: rgb(var(--text) / 1);
  max-width: 80ch;
  margin: 0;
}
.audience-lead + .audience-lead {
  margin-top: 16px;
}
.audience-list {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
  max-width: 70ch;
}
.audience-list li {
  position: relative;
  padding-left: 22px;
  font-size: 1.15rem;
  line-height: 1.6;
  color: rgb(var(--text) / 1);
}
.audience-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: rgb(var(--accent) / 1);
}

/* Evidence charts, nested inside .philosophy */
.evidence-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 32px;
}
@media (max-width: 800px) { .evidence-grid { grid-template-columns: 1fr; } }

.chart-panel {
  background: rgb(var(--panel) / 1);
  border: 1px solid rgb(var(--line) / 1);
  border-radius: 1.25rem;
  padding: 28px 30px;
  box-shadow: 0 20px 45px rgb(102 72 32 / .08);
  margin: 0;
}
.chart-panel h3 {
  font-size: 1.05rem;
  font-weight: 800;
  margin: 0 0 8px;
}
.chart-sub {
  color: rgb(var(--muted) / 1);
  font-size: 0.9rem;
  line-height: 1.5;
  margin: 0;
}

.bars {
  display: flex;
  align-items: flex-end;
  gap: 12px;
  margin: 28px 0 0;
  border-bottom: 1px solid rgb(var(--line) / 1);
}
.bar-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  gap: 6px;
}
.bar {
  width: 100%;
  max-width: 36px;
  background: rgb(var(--accent) / 1);
  border-radius: 4px 4px 0 0;
}
.bar-value {
  font-size: 0.72rem;
  color: rgb(var(--text) / 1);
}
.bar-labels {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}
.bar-labels span {
  flex: 1;
  text-align: center;
  font-size: 0.72rem;
  color: rgb(var(--muted) / 1);
}
.axis-caption {
  text-align: center;
  font-size: 0.75rem;
  color: rgb(var(--muted) / 1);
  margin: 8px 0 0;
}
.chart-source {
  font-size: 0.78rem;
  color: rgb(var(--muted) / 1);
  line-height: 1.6;
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px solid rgb(var(--line) / 1);
}
.chart-source a { color: rgb(var(--accent) / 1); text-decoration: underline; }

/* Principle strip */
.principles {
  border-top: 1px solid rgb(var(--line) / 1);
  margin-top: 56px;
  padding-top: 40px;
  display: grid;
  gap: 32px;
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 720px) { .principles { grid-template-columns: 1fr; } }
.principle h3 {
  font-size: 1.02rem;
  font-weight: 800;
  margin: 0 0 8px;
}
.principle p {
  color: rgb(var(--muted) / 1);
  font-size: 0.95rem;
  margin: 0;
  line-height: 1.6;
}

/* Sources index (Variant 1: evidence-first) */
.sources {
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid rgb(var(--line) / 1);
}
.sources h2 {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}
.sources-lead {
  font-size: 1.05rem;
  color: rgb(var(--muted) / 1);
  max-width: 70ch;
  margin: 0 0 24px;
}
.sources-list {
  list-style: none;
  counter-reset: sources;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.sources-list li {
  counter-increment: sources;
  display: flex;
  gap: 16px;
  align-items: baseline;
  padding-bottom: 16px;
  border-bottom: 1px solid rgb(var(--line) / 1);
}
.sources-list li:last-child { border-bottom: none; padding-bottom: 0; }
.sources-list li::before {
  content: counter(sources, decimal-leading-zero);
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: 0.85rem;
  color: rgb(var(--muted) / 1);
  flex-shrink: 0;
  width: 2ch;
}
.sources-list a {
  color: rgb(var(--text) / 1);
  text-decoration: underline;
  text-decoration-color: rgb(var(--line) / 1);
}
.sources-list a:hover { text-decoration-color: rgb(var(--accent) / 1); }
.sources-meta {
  display: block;
  font-size: 0.85rem;
  color: rgb(var(--muted) / 1);
  margin-top: 2px;
}

/* Simple/stub pages */
.simple-page {
  padding: 96px 0;
  text-align: center;
}
.simple-page h1 {
  font-size: 1.9rem;
  font-weight: 800;
  margin: 0 0 10px;
}
.simple-page p { color: rgb(var(--muted) / 1); margin: 0; }

/* Footer */
.site-footer {
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid rgb(var(--line) / 1);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.site-footer .fmark { font-weight: 800; }
.site-footer .fmeta { color: rgb(var(--muted) / 1); font-size: 0.85rem; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}