/* Fusion Dynamics — design tokens + layout */

:root {
  --bg: #f5f1ea;
  --bg-card: #fbf8f1;
  --ink: #1a1a1a;
  --ink-muted: #555148;
  --accent: #0c7e97;
  --rule: #d9d3c7;
  --serif: 'Fraunces', Georgia, 'Times New Roman', serif;
  --sans: 'Inter', system-ui, -apple-system, sans-serif;
  --measure: 68ch;
  --wide: 1120px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  font-size: 18px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 450;
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin: 0 0 0.6em;
}
h1 { font-size: clamp(2.4rem, 5vw, 4.2rem); font-variation-settings: 'opsz' 144, 'SOFT' 40; }
h2 { font-size: clamp(1.5rem, 2.8vw, 2.1rem); margin-top: 2.5em; }
h3 { font-size: 1.2rem; margin-top: 2em; }

p { margin: 1.1em 0; }

a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.12s ease, color 0.12s ease;
}
a:hover { border-bottom-color: currentColor; }

strong { font-weight: 600; }
em { font-style: italic; }

hr {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 3.5rem 0;
}

/* ——— layout shell ——— */

.site-header {
  max-width: var(--wide);
  margin: 0 auto;
  padding: 1.4rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: 1px solid var(--rule);
  flex-wrap: wrap;
  gap: 1rem;
}
.wordmark {
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.01em;
}
.wordmark:hover { color: var(--accent); border-bottom: 0; }
.nav {
  display: flex;
  gap: 1.6rem;
  font-size: 0.95rem;
}
.nav a {
  color: var(--ink-muted);
}
.nav a:hover { color: var(--accent); }
.nav a.is-current { color: var(--ink); }

main {
  max-width: var(--wide);
  margin: 0 auto;
  padding: 2rem 1.5rem 5rem;
}

.site-footer {
  max-width: var(--wide);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 3rem;
  border-top: 1px solid var(--rule);
  font-size: 0.9rem;
  color: var(--ink-muted);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.site-footer a { color: var(--ink-muted); }
.site-footer a:hover { color: var(--accent); }

/* ——— prose ——— */

.prose { max-width: var(--measure); }
.prose p a,
.prose li a { border-bottom: 1px solid var(--accent); }
.prose ul, .prose ol { padding-left: 1.3em; }
.prose li { margin: 0.4em 0; }
.prose blockquote {
  border-left: 2px solid var(--accent);
  margin: 1.5em 0;
  padding: 0.2em 0 0.2em 1.2em;
  color: var(--ink-muted);
  font-style: italic;
}

/* ——— home hero ——— */

.hero {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 3rem;
  align-items: center;
  padding: 3.5rem 0 2.5rem;
}
.hero h1 { margin: 0 0 1.2rem; }
.hero .tagline {
  font-family: var(--serif);
  font-size: clamp(1.15rem, 1.8vw, 1.45rem);
  font-weight: 400;
  color: var(--ink-muted);
  line-height: 1.4;
  margin: 0;
  max-width: 28ch;
}
.hero-art {
  width: 100%;
  height: auto;
  display: block;
}

/* ——— cards ——— */

.card-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.8rem;
  margin: 2rem 0 3rem;
}
.card {
  padding: 2rem 2rem 1.8rem;
  background: var(--bg-card);
  border: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
}
.card h3 { margin-top: 0; margin-bottom: 0.8rem; }
.card p { margin: 0 0 1.2em; color: var(--ink-muted); }
.card .card-link {
  margin-top: auto;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--accent);
  border-bottom: 1px solid var(--accent);
  align-self: flex-start;
}

/* ——— CTAs ——— */

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin: 2rem 0 3rem;
}
.cta {
  display: inline-block;
  padding: 0.7em 1.3em;
  border: 1px solid var(--ink);
  color: var(--ink);
  font-size: 0.95rem;
  line-height: 1.2;
  transition: background 0.12s ease, color 0.12s ease, border-color 0.12s ease;
}
.cta:hover {
  background: var(--ink);
  color: var(--bg);
  border-bottom-color: var(--ink);
}
.cta.primary {
  background: var(--ink);
  color: var(--bg);
}
.cta.primary:hover {
  background: var(--accent);
  border-color: var(--accent);
}

/* ——— inline read-more link used in cards ——— */

.read-more {
  display: inline-block;
  margin-top: 0.5rem;
  font-size: 0.95rem;
  border-bottom: 1px solid currentColor;
}

/* ——— compact About block on Home ——— */

.about-compact {
  max-width: var(--measure);
  margin: 4rem 0 0;
  padding: 2.5rem 0 0;
  border-top: 1px solid var(--rule);
}
.about-compact h2 { margin-top: 0; }

/* ——— Writings list ——— */

.writings-group { margin: 2.5rem 0; }
.writings-group h2 { margin-top: 0; }
.writing-item {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--rule);
}
.writing-item:last-child { border-bottom: 0; }
.writing-item h3 {
  margin: 0 0 0.3rem;
  font-size: 1.15rem;
}
.writing-item .meta {
  font-size: 0.85rem;
  color: var(--ink-muted);
  margin-left: 0.5em;
  font-family: var(--sans);
  font-weight: normal;
}
.writing-item p {
  margin: 0.3rem 0 0.6rem;
  color: var(--ink-muted);
}
.writing-item .links {
  font-size: 0.9rem;
}
.writing-item .links a { border-bottom: 1px solid var(--accent); }
.writing-item.soon { opacity: 0.65; }
.writing-item.soon .soon-tag {
  display: inline-block;
  font-size: 0.75rem;
  padding: 0.1em 0.5em;
  background: var(--rule);
  color: var(--ink);
  margin-left: 0.5em;
  font-weight: 500;
  vertical-align: middle;
}

/* ——— article pages ——— */

.article {
  max-width: var(--measure);
  margin: 0 auto;
  padding-top: 1rem;
}
.article .eyebrow {
  font-size: 0.85rem;
  color: var(--ink-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.article .eyebrow a { color: var(--ink-muted); }
.article .eyebrow a:hover { color: var(--accent); }
.article h1 {
  font-size: clamp(1.9rem, 3.5vw, 2.7rem);
  margin-bottom: 0.3em;
}
.article .deck {
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink-muted);
  font-size: 1.15rem;
  margin: 0.5rem 0 2rem;
}
.article h2 { font-size: 1.3rem; margin-top: 2.8rem; }
.article h3 { font-size: 1.1rem; margin-top: 2.2rem; }
.article p { font-size: 1.02rem; }
.article .byline {
  margin-top: 3.5rem;
  padding-top: 1.8rem;
  border-top: 1px solid var(--rule);
  font-style: italic;
  color: var(--ink-muted);
  font-size: 0.95rem;
}
.article .stub {
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px dashed var(--rule);
  color: var(--ink-muted);
  margin: 2rem 0;
}

/* ——— responsive ——— */

@media (max-width: 760px) {
  body { font-size: 17px; }
  .hero {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 2.5rem 0 1.5rem;
  }
  .hero-art { max-width: 420px; margin: 0 auto; }
  .card-grid { grid-template-columns: 1fr; }
  .site-header { padding: 1.1rem 1.2rem; }
  .nav { gap: 1.1rem; font-size: 0.9rem; }
  main { padding: 1.5rem 1.2rem 3rem; }
}