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

:root {
  --white: #ffffff;
  --black: #000000;
  --gray-90: #ececec;
  --gray-70: #bfbfbf;
  --gray-50: #8c8c8c;
  --gray-30: #4d4d4d;
  --gray-10: #1a1a1a;
  --accent: #f5b74d;

  --font-sans: -apple-system, system-ui, "SF Pro Text", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-serif: Georgia, "Iowan Old Style", "Times New Roman", Times, serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Monaco, Consolas, monospace;

  --max-width: 1100px;
  --border-width: 1px;

  --animation-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --duration-quick: 220ms;
  --duration-base: 420ms;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--white);
  background: var(--black);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  padding-top: 88px;
}

.page,
main,
footer {
  position: relative;
  z-index: 2;
}

.section {
  padding: clamp(120px, 12vw, 180px) 0 clamp(140px, 14vw, 200px);
}

.section-frame {
  display: grid;
  gap: 3.5rem;
}

@media (min-width: 1100px) {
  .section-frame {
    grid-template-columns: 220px minmax(0, 1fr);
    align-items: start;
  }
  .section-intro {
    position: sticky;
    top: 150px;
    align-self: start;
  }
}

.section-intro {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.section-eyebrow {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
}

.section-intro h2 {
  font-size: clamp(2.1rem, 4.2vw, 3rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.section-summary {
  font-size: 0.95rem;
  color: var(--gray-70);
  max-width: 18rem;
  line-height: 1.6;
}

.section-content > * + * {
  margin-top: 2.4rem;
}

.section-link {
  font-size: 0.95rem;
}

.section-link a {
  color: var(--gray-90);
  text-decoration: none;
  border-bottom: var(--border-width) solid rgba(255, 255, 255, 0.15);
  padding-bottom: 2px;
  transition: color var(--duration-quick) var(--animation-ease), border-color var(--duration-quick) var(--animation-ease);
}

.section-link a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg width='200' height='200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' /%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  z-index: 1;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 80px;
}

.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(0, 0, 0, 0.78);
  border-bottom: var(--border-width) solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(14px);
  z-index: 140;
}

.header-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 18px 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gray-70);
  text-decoration: none;
}

.brand:hover { color: var(--white); }

.main-nav {
  display: flex;
  gap: 1.25rem;
  align-items: center;
}

.nav-link {
  color: var(--gray-70);
  font-size: 0.9rem;
  text-decoration: none;
  position: relative;
  padding-bottom: 6px;
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--accent);
  opacity: 0;
  transform: translateY(4px);
  transition: opacity var(--duration-quick) var(--animation-ease), transform var(--duration-quick) var(--animation-ease);
}

.nav-link:hover,
.nav-link:focus-visible,
.nav-link.active { color: var(--white); }

.nav-link:hover::after,
.nav-link:focus-visible::after,
.nav-link.active::after { opacity: 1; transform: translateY(0); }

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--accent);
  color: #111;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 0.6rem 1.2rem;
  border-radius: 999px;
  text-decoration: none;
}

.header-cta:hover,
.header-cta:focus-visible { filter: brightness(1.05); }

.hero {
  padding: 140px 0 80px;
}

.hero-eyebrow {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--accent);
  margin-bottom: 1rem;
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.hero-summary {
  margin-top: 1.25rem;
  font-size: 1rem;
  color: var(--gray-90);
  max-width: 640px;
}

.hero-meta {
  margin-top: 1.75rem;
  display: inline-flex;
  gap: 1rem;
  align-items: center;
  font-size: 0.9rem;
  color: var(--gray-70);
}

.hero-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: var(--border-width) solid rgba(255, 255, 255, 0.08);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.post-grid {
  display: grid;
  gap: 1.75rem;
}

@media (min-width: 900px) {
  .post-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.post-card {
  display: flex;
  flex-direction: column;
  padding: 2rem;
  border-radius: 16px;
  border: var(--border-width) solid rgba(255, 255, 255, 0.08);
  background: rgba(17, 17, 17, 0.65);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
  text-decoration: none;
  color: inherit;
  transition: transform var(--duration-base) var(--animation-ease), border-color var(--duration-base) var(--animation-ease), box-shadow var(--duration-base) var(--animation-ease);
}

.post-card:hover { transform: translateY(-4px); border-color: var(--accent); box-shadow: 0 28px 50px rgba(245, 183, 77, 0.18); }

.post-card .post-meta,
.featured-meta {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent);
  margin-bottom: 0.85rem;
}

.post-card h2 { font-size: 1.35rem; font-weight: 500; margin-bottom: 0.75rem; text-wrap: balance; }

.post-card p { color: var(--gray-90); font-size: 0.98rem; margin-bottom: 1.25rem; }

.post-card .post-cta { margin-top: auto; font-size: 0.85rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--gray-70); display: inline-flex; align-items: center; gap: 0.35rem; }

.post-card:hover .post-cta { color: var(--accent); }

.post-card time { font-family: var(--font-mono); font-size: 0.8rem; color: var(--gray-50); margin-bottom: 0.75rem; }

.featured-card {
  border: var(--border-width) solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  background: rgba(17, 17, 17, 0.7);
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.35);
  padding: 2.4rem 2.6rem;
  display: grid;
  gap: 1.4rem;
}

.featured-card h3 {
  font-size: clamp(1.8rem, 3.6vw, 2.4rem);
  font-weight: 500;
  letter-spacing: -0.015em;
  text-wrap: balance;
}

.featured-summary {
  font-size: 1rem;
  color: var(--gray-90);
  line-height: 1.7;
}

.featured-list {
  display: grid;
  gap: 0.6rem;
  font-size: 0.92rem;
  color: var(--gray-70);
  line-height: 1.6;
  padding-left: 1rem;
}

.featured-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  font-size: 0.85rem;
  color: var(--gray-70);
  justify-content: space-between;
}

.featured-footer .cta-inline {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent);
  font-size: 0.8rem;
  text-decoration: none;
}

.featured-footer .cta-inline:hover {
  filter: brightness(1.1);
}

.link-row { margin-top: 2rem; font-size: 0.9rem; }

.link-row a { color: var(--gray-90); text-decoration: none; border-bottom: var(--border-width) solid rgba(255, 255, 255, 0.15); padding-bottom: 2px; }

.link-row a:hover { color: var(--accent); border-color: var(--accent); }

.article-hero { max-width: 72ch; margin: 0 auto 1.5rem; }

.meta-row { color: var(--gray-70); font-size: 0.85rem; margin-bottom: 0.75rem; display: flex; gap: 1rem; flex-wrap: wrap; }

.summary-card {
  border: var(--border-width) solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  background: rgba(17, 17, 17, 0.6);
  padding: 1.25rem 1.4rem;
  font-family: var(--font-sans);
}

.summary-card strong { display: inline-block; margin-bottom: 0.5rem; letter-spacing: 0.1em; font-size: 0.75rem; text-transform: uppercase; color: var(--accent); }

.summary-card ul { margin-left: 1rem; color: var(--gray-90); font-size: 0.95rem; }

.article-layout { display: grid; gap: 2.5rem; align-items: start; }

@media (min-width: 1150px) {
  .article-layout { grid-template-columns: minmax(0, 1fr) 260px; }
}

#post-content.prose {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  line-height: 1.82;
  letter-spacing: 0.005em;
  max-width: 72ch;
  margin: 0 auto;
  hyphens: auto;
}

#post-content.prose p { margin: 0.85rem 0; color: var(--gray-90); }

#post-content.prose h2 { font-family: var(--font-sans); font-size: 1.4rem; margin: 2.4rem 0 0.9rem; font-weight: 600; text-wrap: balance; }

#post-content.prose h3 { font-family: var(--font-sans); font-size: 1.1rem; margin: 1.6rem 0 0.6rem; font-weight: 600; color: var(--gray-90); }

#post-content.prose ul,
#post-content.prose ol { margin: 0.75rem 0 0.75rem 1.25rem; padding-left: 1rem; color: var(--gray-90); }

#post-content.prose li { margin: 0.35rem 0; }

#post-content.prose strong { color: var(--white); font-weight: 600; }

#post-content.prose blockquote { margin: 1.25rem 0; padding: 0.6rem 1.1rem; border-left: 2px solid var(--gray-30); background: rgba(255, 255, 255, 0.03); color: var(--gray-90); font-style: italic; }

.card-grid { display: grid; gap: 1.25rem; margin: 1.5rem 0; }

@media (min-width: 900px) {
  .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.card {
  border: var(--border-width) solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  background: rgba(17, 17, 17, 0.6);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
  padding: 1.25rem 1.5rem;
}

.card h3 { margin-top: 0; font-size: 1.05rem; text-wrap: balance; }

.toc {
  border: var(--border-width) solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  background: rgba(17, 17, 17, 0.55);
  padding: 1.1rem 1.2rem;
  position: sticky;
  top: 100px;
}

.toc-title { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.18em; color: var(--gray-50); margin-bottom: 0.75rem; }

.toc ul { list-style: none; margin: 0; padding: 0; }

.toc li { margin: 0.4rem 0; }

.toc a { color: var(--gray-70); font-size: 0.92rem; text-decoration: none; }

.toc a:hover { color: var(--accent); }

.toc .depth-2 { padding-left: 0.85rem; font-size: 0.85rem; }

.h-anchor { opacity: 0; margin-left: 0.5rem; color: var(--gray-50); text-decoration: none; font-family: var(--font-mono); font-size: 0.9em; }

#post-content.prose h2:hover .h-anchor,
#post-content.prose h3:hover .h-anchor { opacity: 1; }

.article-footer {
  margin-top: 3rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--gray-70);
  justify-content: space-between;
}

.article-footer a {
  color: var(--gray-90);
  text-decoration: none;
  border-bottom: 1px solid rgba(255,255,255,0.15);
  padding-bottom: 2px;
}

.article-footer a:hover { color: var(--accent); border-color: var(--accent); }

footer { padding: 3rem 0; border-top: var(--border-width) solid rgba(255, 255, 255, 0.08); }

.footer-inner { max-width: var(--max-width); margin: 0 auto; padding: 0 60px; }

.footer-social { display: flex; justify-content: center; align-items: center; gap: 1.25rem; padding: 8px 0 6px; }

.footer-social a { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; text-decoration: none; color: inherit; opacity: 0.85; transition: opacity 160ms var(--animation-ease), transform 160ms var(--animation-ease); }

.footer-social a:hover { opacity: 1; transform: translateY(-1px); }

.footer-social svg { width: 24px; height: 24px; stroke: var(--white); fill: none; stroke-width: 1.7; }

.footer-links { display: flex; justify-content: center; gap: 1.75rem; padding: 6px 0 0; }

.footer-links a { color: var(--gray-70); text-decoration: none; font-size: 0.95rem; }

.footer-links a:hover { color: var(--accent); }

.copyright { text-align: center; margin-top: 1.5rem; }

.copyright span { font-size: 0.75rem; color: var(--gray-50); font-family: var(--font-mono); }

@media (max-width: 768px) {
  body { padding-top: 72px; }
  .container, .header-container, .footer-inner { padding: 0 24px; }
  .header-container { padding-top: 14px; padding-bottom: 14px; }
  .main-nav { display: none; }
  .hero { padding: 110px 0 60px; }
  .section { padding: 80px 0 96px; }
  .section-frame { grid-template-columns: 1fr; gap: 2rem; }
  .section-intro { position: static; }
  .post-grid { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: 1fr; }
  .article-layout { grid-template-columns: 1fr; }
  .toc { position: static; margin-top: -0.5rem; }
}

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