:root {
  --surface-raised: #141a21;
  --reading-wide: 980px;
}

.site-header { position: relative; }
.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 9px;
  font-size: 1.02rem;
}
.brand::after {
  content: "Robbie Smith";
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.home-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  gap: clamp(36px, 7vw, 84px);
  align-items: center;
  padding: clamp(76px, 11vw, 132px) 0 78px;
  border-bottom: 1px solid var(--border);
}
.home-hero-simple {
  grid-template-columns: minmax(0, 900px);
  min-height: 62vh;
  align-items: center;
}
.home-hero h1 {
  max-width: 11ch;
  font-size: clamp(3.4rem, 7vw, 6.3rem);
}
.home-hero .hero-copy { max-width: 760px; }
.identity-line {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  align-items: center;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 0.9rem;
}
.identity-line strong { color: var(--text); }
.identity-dot { color: var(--accent); }

.feature-visual { margin: 0; }
.feature-visual picture { display: block; }
.feature-visual img {
  display: block;
  width: 100%;
  height: auto;
}
.feature-visual figcaption {
  padding-top: 10px;
  color: var(--muted);
  font-size: 0.88rem;
}

.thesis-band {
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(34px, 7vw, 90px);
  padding: 76px 0;
  border-bottom: 1px solid var(--border);
}
.thesis-statement {
  max-width: 720px;
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  line-height: 1.4;
  letter-spacing: -0.02em;
}
.principle-list,
.evidence-list,
.work-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--border);
}
.principle-list li {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 22px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}
.principle-list strong { color: var(--accent-strong); }
.principle-list span { color: var(--muted); }

.featured-story {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(300px, 0.92fr);
  gap: clamp(34px, 7vw, 84px);
  align-items: center;
}
.featured-story-text {
  grid-template-columns: minmax(0, 780px);
}
.story-title {
  max-width: 15ch;
  margin: 14px 0 18px;
  font-size: clamp(2.2rem, 4.5vw, 4.1rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}
.story-copy { max-width: 650px; color: var(--muted); font-size: 1.08rem; }

.project-evidence {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: clamp(34px, 7vw, 86px);
}
.evidence-list li,
.work-list article {
  padding: 22px 0;
  border-bottom: 1px solid var(--border);
}
.evidence-list strong { display: block; margin-bottom: 6px; }
.evidence-list span,
.work-list p { color: var(--muted); }
.work-list h3 { margin: 0 0 6px; }
.work-list p { margin: 0; max-width: 700px; }

.article-visual {
  width: min(100vw - 32px, var(--reading-wide));
  margin: 38px 50% 58px;
  transform: translateX(-50%);
}
.text-equivalent {
  margin-top: 14px;
  border-top: 1px solid var(--border);
  padding-top: 12px;
  color: var(--muted);
}
.text-equivalent summary { cursor: pointer; color: var(--accent-strong); font-weight: 700; }
.text-equivalent p { margin: 12px 0 0; font-size: 0.92rem; }

.article-topic {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 0.9rem;
}
.article-body > p:first-child { font-size: 1.22rem; color: var(--text); }
.comparison-list {
  margin: 34px 0 40px;
  border-top: 1px solid var(--border);
}
.comparison-list section {
  display: grid;
  grid-template-columns: minmax(190px, 0.6fr) minmax(0, 1.4fr);
  gap: 28px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.comparison-list h3 { margin: 0; font-size: 1rem; }
.comparison-list ul { margin: 0; }
.key-idea {
  margin: 48px 0;
  padding: 2px 0 2px 24px;
  border-left: 3px solid var(--accent);
}
.key-idea p {
  margin: 0;
  color: var(--text);
  font-size: clamp(1.55rem, 3.2vw, 2.15rem);
  line-height: 1.3;
  letter-spacing: -0.025em;
}
.article-end {
  margin-top: 64px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

@media (max-width: 960px) {
  .home-hero, .thesis-band, .featured-story, .project-evidence { grid-template-columns: 1fr; }
  .home-hero-simple { min-height: auto; }
  .feature-visual { max-width: 760px; }
}
@media (max-width: 640px) {
  .brand::after { display: none; }
  .home-hero { padding-top: 58px; }
  .home-hero h1 { font-size: clamp(3rem, 14vw, 4.5rem); }
  .principle-list li,
  .comparison-list section { grid-template-columns: 1fr; gap: 8px; }
  .article-visual { width: min(100vw - 22px, var(--reading-wide)); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button:hover, .button:focus-visible { transform: none; }
}