/* Shared shell — grids, typography, navigation, timelines, tiles */
:root {
  --bg: #fafafa;
  --fg: #0a0a0a;
  --muted: #5c5c5c;
  --line: #e0e0e0;
  --grid: rgba(10, 10, 10, 0.06);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  font-size: clamp(1rem, 0.95rem + 0.2vw, 1.125rem);
  line-height: 1.55;
  color: var(--fg);
  background-color: var(--bg);
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: -50%;
  z-index: -2;
  pointer-events: none;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 48px 48px;
  transform: perspective(480px) rotateX(58deg) translateY(12%);
  transform-origin: center 40%;
  animation: grid-drift 28s linear infinite;
}

@keyframes grid-drift {
  0% {
    background-position: 0 0, 0 0;
  }
  100% {
    background-position: 48px 48px, 48px 48px;
  }
}

body::after {
  content: "";
  position: fixed;
  left: 0;
  right: 0;
  height: 6rem;
  pointer-events: none;
  z-index: 50;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    rgba(10, 10, 10, 0.035) 45%,
    rgba(10, 10, 10, 0.06) 50%,
    rgba(10, 10, 10, 0.035) 55%,
    transparent 100%
  );
  animation: scanline 7.5s ease-in-out infinite;
}

@keyframes scanline {
  0%,
  100% {
    transform: translateY(-15vh);
    opacity: 0;
  }
  8% {
    opacity: 1;
  }
  50% {
    transform: translateY(100vh);
    opacity: 1;
  }
  58% {
    opacity: 0;
  }
}

.wrap {
  width: min(64rem, 100% - 2.5rem);
  margin-inline: auto;
  padding-block: 2.5rem 4rem;
}

.site-header {
  padding-block: 0.5rem 2rem;
  border-bottom: 1px solid var(--line);
}

.site-header-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 2rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-decoration: none;
  color: inherit;
}

.brand img {
  height: clamp(2.25rem, 5vw, 2.75rem);
  width: auto;
  display: block;
}

.brand span {
  font-size: 0.7rem;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--muted);
  padding-top: 0.35rem;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1.35rem;
}

.site-nav a {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.68rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-block: 0.15rem;
  transition:
    border-color 200ms var(--ease-out),
    color 200ms var(--ease-out);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--fg);
  border-bottom-color: var(--fg);
}

.site-nav a[aria-current="page"] {
  color: var(--fg);
  border-bottom-color: var(--fg);
}

.breadcrumb.context-crumbs {
  width: 100%;
  flex-basis: 100%;
  margin-top: 0.85rem;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.site-header-inner {
  width: 100%;
}

.site-header-inner .breadcrumb.context-crumbs {
  margin-top: 1rem;
}

.breadcrumb.context-crumbs a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition:
    border-color 200ms var(--ease-out),
    color 200ms var(--ease-out);
}

.breadcrumb.context-crumbs a:hover,
.breadcrumb.context-crumbs a:focus-visible {
  color: var(--fg);
  border-bottom-color: var(--fg);
}

.breadcrumb.context-crumbs .sep {
  margin-inline: 0.5em;
  opacity: 0.5;
}

.hero {
  padding-block: clamp(2.5rem, 8vw, 5rem);
}

.hero .eyebrow {
  margin: 0 0 0.85rem;
  font-size: 0.72rem;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--muted);
}

.hero h1 {
  margin: 0 0 1.25rem;
  font-size: clamp(2rem, 5.5vw, 3.5rem);
  font-weight: 800;
  font-style: italic;
  letter-spacing: -0.04em;
  line-height: 1.08;
}

.hero .lede {
  margin: 0;
  max-width: 52ch;
  color: var(--muted);
  font-size: 1.02em;
}

.page-sandman .hero h1 {
  margin: 0 0 1.25rem;
  font-size: clamp(2.5rem, 7vw, 4.5rem);
  line-height: 1;
}

.page-sandman .hero .lede {
  max-width: 48ch;
  font-size: 1.05em;
}

section {
  padding-block: 2.75rem;
  border-top: 1px solid var(--line);
}

section h2 {
  margin: 0 0 1.25rem;
  font-size: 0.72rem;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--muted);
}

section > p.intro,
section.intro-block > p.intro {
  margin: 0 0 2rem;
  max-width: 58ch;
  color: var(--fg);
}

/* Timeline */
.timeline {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  border-left: 1px solid var(--line);
  margin-left: 0.65rem;
  padding-left: 1.75rem;
}

.timeline li {
  position: relative;
  padding-bottom: 2.25rem;
}

.timeline li:last-child {
  padding-bottom: 0;
}

.timeline li::before {
  content: "";
  position: absolute;
  left: calc(-1.75rem - 0.58rem - 6px);
  top: 0.35rem;
  width: 11px;
  height: 11px;
  border: 2px solid var(--fg);
  background: var(--bg);
  box-shadow:
    0 0 0 3px var(--bg),
    0 0 0 4px var(--line);
}

.timeline time {
  display: block;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
  margin-bottom: 0.5rem;
}

.timeline-entry-body {
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--line);
  transform: skewX(-1.25deg);
  padding: 1rem 1.15rem;
  max-width: 42rem;
}

.timeline-entry-body p {
  margin: 0;
  transform: skewX(1.25deg);
}

/* Link / venture tiles */
.links-grid {
  display: grid;
  gap: 0.75rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

@media (min-width: 520px) {
  .links-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .links-grid.cols-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.links-grid > li {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.55);
  transform: skewX(-2deg);
  opacity: 0;
  animation: card-rise 0.85s var(--ease-out) forwards;
  transition:
    border-color 220ms var(--ease-out),
    background-color 220ms var(--ease-out);
}

.links-grid > li:nth-child(1) {
  animation-delay: 0.05s;
}
.links-grid > li:nth-child(2) {
  animation-delay: 0.12s;
}
.links-grid > li:nth-child(3) {
  animation-delay: 0.19s;
}

.links-grid > li.tile-static.card-soon:hover,
.links-grid > li.tile-static.card-soon:focus-within {
  border-color: var(--fg);
}

.links-grid > li:has(> a:hover),
.links-grid > li:has(> a:focus-visible) {
  border-color: var(--fg);
  background: rgba(255, 255, 255, 0.9);
}

.links-grid > li.tile-static .tile-inner {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.1rem 1.25rem;
  transform: skewX(2deg);
}

.tile-name {
  margin: 0;
  font-weight: 700;
  font-style: italic;
  letter-spacing: -0.02em;
  font-size: 1.15em;
  line-height: 1.2;
}

.tile-note {
  margin: 0.35rem 0 0;
  font-size: 0.82rem;
  color: var(--muted);
}

.links-grid > li:not(.tile-static) > a {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.1rem 1.25rem;
  color: inherit;
  text-decoration: none;
}

.links-grid > li > a:focus-visible {
  outline: 2px solid var(--fg);
  outline-offset: 3px;
}

.link-cat {
  font-size: 0.65rem;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--muted);
  transform: skewX(2deg);
}

.link-name {
  margin: 0;
  font-weight: 700;
  font-style: italic;
  letter-spacing: -0.02em;
  font-size: 1.15em;
  line-height: 1.2;
  transform: skewX(2deg);
}

.link-name::after {
  content: "";
  display: inline-block;
  margin-left: 0.4rem;
  opacity: 0;
  transform: translateX(-0.2rem);
  transition:
    opacity 220ms var(--ease-out),
    transform 220ms var(--ease-out);
}

.links-grid > li:not(.tile-static) > a:hover .link-name::after,
.links-grid > li:not(.tile-static) > a:focus-visible .link-name::after {
  content: "\2192";
  opacity: 1;
  transform: translateX(0);
}

@keyframes card-rise {
  from {
    opacity: 0;
    transform: skewX(-2deg) translateY(0.75rem);
  }
  to {
    opacity: 1;
    transform: skewX(-2deg) translateY(0);
  }
}

.article-feed.status {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.88rem;
  color: var(--muted);
}

.article-feed-list {
  list-style: none;
  margin: 1.75rem 0 0;
  padding: 0;
}

.article-feed-list > li + li {
  border-top: 1px solid var(--line);
}

.article-feed-item {
  padding: 1.25rem 0;
}

.article-feed-item a {
  display: block;
  text-decoration: none;
  color: var(--fg);
}

.article-feed-item a:hover .article-feed-title {
  opacity: 0.75;
}

.article-feed-meta {
  display: block;
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--muted);
  margin-bottom: 0.45rem;
}

.article-feed-title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 700;
  font-style: italic;
  letter-spacing: -0.02em;
}

.article-feed-excerpt {
  margin: 0.5rem 0 0;
  color: var(--muted);
  font-size: 0.93rem;
  max-width: 58ch;
}

.support {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 0.9rem;
  color: var(--muted);
}

.support a {
  color: var(--fg);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.support a:hover {
  color: var(--muted);
}

footer {
  padding-block: 2.5rem 1rem;
  border-top: 1px solid var(--line);
  font-size: 0.8rem;
  color: var(--muted);
  font-family: "IBM Plex Mono", ui-monospace, monospace;
}

footer p {
  margin: 0 0 0.65rem;
}

footer p:last-child {
  margin-bottom: 0;
}

footer a {
  color: var(--fg);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

footer a:hover {
  color: var(--muted);
}