:root {
  --background: #0a0a0a;
  --foreground: #fafafa;
  --muted: #1a1a1a;
  --muted-foreground: #a3a3a3;
  --accent: #ff3d00;
  --accent-foreground: #0a0a0a;
  --border: #262626;
  --card: #0f0f0f;

  --sans: 'Inter Tight', Inter, system-ui, sans-serif;
  --mono: 'JetBrains Mono', 'Fira Code', ui-monospace, monospace;

  --tracking-tighter: -0.06em;
  --tracking-tight: -0.04em;
  --tracking-normal: -0.01em;
  --tracking-wide: 0.05em;
  --tracking-wider: 0.1em;
  --tracking-widest: 0.2em;

  --container-max: 1100px;
  --ease: cubic-bezier(0.25, 0, 0, 1);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--background);
  color: var(--foreground);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.6;
  letter-spacing: var(--tracking-normal);
  position: relative;
}

/* Subtle fractal-noise grain over the whole page — tactile, not decorative */
.grain {
  position: fixed;
  inset: 0;
  z-index: 999;
  pointer-events: none;
  opacity: 0.015;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

a {
  color: inherit;
}

.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.75rem 1.5rem;
  border-bottom: 1px solid var(--border);
  max-width: var(--container-max);
  margin: 0 auto;
}

.masthead__title {
  font-family: var(--sans);
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--foreground);
  text-decoration: none;
}

.masthead__nav a {
  margin-left: 2rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--muted-foreground);
  text-decoration: none;
  padding-bottom: 0.2rem;
  background-image: linear-gradient(var(--accent), var(--accent));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0% 2px;
  transition: background-size 150ms var(--ease), color 150ms var(--ease);
}
.masthead__nav a:hover,
.masthead__nav a:focus-visible {
  color: var(--foreground);
  background-size: 100% 2px;
}

main {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 3.5rem 1.5rem 6rem;
}

.hero {
  margin-bottom: 4rem;
}
.hero--compact {
  margin-bottom: 2.5rem;
}
.hero__eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: var(--tracking-widest);
  color: var(--accent);
  margin: 0 0 0.75rem;
}
.hero__eyebrow a {
  text-decoration: none;
}
.hero__eyebrow a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}
.hero__date {
  font-family: var(--sans);
  font-weight: 800;
  font-size: clamp(2.5rem, 6vw, 5.5rem);
  line-height: 1.02;
  letter-spacing: var(--tracking-tighter);
  margin: 0;
  max-width: 16ch;
}
.hero--compact .hero__date {
  font-size: clamp(2rem, 4vw, 3.5rem);
}

.region {
  padding-top: 3rem;
  margin-top: 3rem;
  border-top: 1px solid var(--border);
}
.region:first-child {
  padding-top: 0;
  margin-top: 0;
  border-top: none;
}
.region__title {
  position: relative;
  font-family: var(--sans);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: var(--tracking-tight);
  padding-top: 1.25rem;
  margin: 0 0 2rem;
}
.region__title::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3rem;
  height: 3px;
  background: var(--accent);
}

.topic {
  margin-bottom: 3rem;
}
.topic:last-child {
  margin-bottom: 0;
}
.topic__title {
  font-family: var(--mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--muted-foreground);
  margin: 0 0 1rem;
}

.items {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}

.item {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 1.5rem;
  background: var(--card);
  border: 1px solid var(--border);
  transition: border-color 150ms var(--ease);
}
.item:hover,
.item:focus-within {
  border-color: var(--accent);
}

.item__title {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: var(--tracking-normal);
  line-height: 1.3;
  color: var(--foreground);
  text-decoration: none;
  display: inline;
  background-image: linear-gradient(var(--accent), var(--accent));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0% 2px;
  transition: background-size 150ms var(--ease);
}
.item__title:hover,
.item__title:focus-visible {
  background-size: 100% 2px;
}

.item__summary {
  margin: 0.75rem 0 0;
  color: var(--muted-foreground);
  font-size: 0.95rem;
  line-height: 1.65;
  flex-grow: 1;
}

.item__meta {
  font-family: var(--mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--muted-foreground);
  opacity: 0.7;
  margin: 1rem 0 0;
}

.archive-list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.archive-list li {
  border-bottom: 1px solid var(--border);
}
.archive-list li:last-child {
  border-bottom: none;
}
.archive-list a {
  display: block;
  padding: 1.1rem 0;
  color: var(--foreground);
  font-family: var(--sans);
  font-weight: 600;
  font-size: 1.05rem;
  text-decoration: none;
  background-image: linear-gradient(var(--accent), var(--accent));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0% 2px;
  transition: background-size 150ms var(--ease);
}
.archive-list a:hover {
  background-size: 100% 2px;
}

.empty {
  color: var(--muted-foreground);
}

.site-footer {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 2rem 1.5rem;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: var(--tracking-wide);
  color: var(--muted-foreground);
  border-top: 1px solid var(--border);
}

code {
  font-family: var(--mono);
  background: var(--muted);
  color: var(--foreground);
  padding: 0.15rem 0.4rem;
  border-radius: 0;
}

a:focus-visible,
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

@media (max-width: 640px) {
  .masthead,
  main,
  .site-footer {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }
  .masthead__nav a {
    margin-left: 1.25rem;
  }
  main {
    padding-top: 2.5rem;
    padding-bottom: 4rem;
  }
}