:root {
  color-scheme: dark;
  --ink: #f2f2ea;
  --muted: #a7aaa4;
  --dim: #73776f;
  --paper: #0d0e0c;
  --panel: #151713;
  --line: #31342d;
  --hot: #ff365f;
  --cyan: #21d7d1;
  --green: #b7ff52;
  --violet: #b47cff;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  background:
    linear-gradient(90deg, rgba(255, 54, 95, 0.04), transparent 24%, rgba(33, 215, 209, 0.05) 77%, transparent),
    var(--paper);
  color: var(--ink);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

a {
  color: inherit;
  text-decoration-color: var(--cyan);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.25em;
}

img {
  display: block;
  max-width: 100%;
}

button,
input {
  font: inherit;
}

.noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 20;
  opacity: 0.06;
  background-image:
    repeating-linear-gradient(0deg, transparent 0 2px, rgba(255, 255, 255, 0.8) 3px),
    repeating-linear-gradient(90deg, transparent 0 5px, rgba(255, 255, 255, 0.45) 6px);
  mix-blend-mode: screen;
}

.skip-link {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 40;
  transform: translateY(-160%);
  padding: 8px 12px;
  background: var(--ink);
  color: var(--paper);
  border-radius: 4px;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 4vw, 54px);
  border-bottom: 1px solid var(--line);
  background: rgba(13, 14, 12, 0.86);
  backdrop-filter: blur(16px);
}

.brand,
.site-nav,
.eyebrow,
.section-label,
.card-meta,
.tags,
.mini-label,
.panel-row,
.ticker,
.filter,
.search span,
.site-footer {
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

.brand {
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
  font-size: 0.84rem;
}

.site-nav a {
  padding: 8px 10px;
  border: 1px solid transparent;
  text-decoration: none;
  color: var(--muted);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  border-color: var(--line);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.04);
}

main {
  overflow: hidden;
}

.hero {
  width: min(var(--max), calc(100% - 36px));
  min-height: calc(100vh - 72px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 390px);
  align-items: center;
  gap: clamp(26px, 6vw, 86px);
  padding: clamp(64px, 9vw, 120px) 0;
}

.eyebrow {
  color: var(--green);
  font-size: 0.82rem;
  text-transform: uppercase;
}

.headline {
  max-width: 860px;
  margin: 0;
  font-size: clamp(3rem, 8.5vw, 7.2rem);
  line-height: 0.93;
  font-weight: 800;
  text-wrap: balance;
}

.dek {
  max-width: 720px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(1.02rem, 1.7vw, 1.26rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  text-decoration: none;
}

.button:hover,
.button:focus-visible {
  border-color: var(--cyan);
  box-shadow: 4px 4px 0 var(--hot);
}

.button.primary {
  background: var(--ink);
  color: var(--paper);
}

.signal-panel {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  box-shadow: 12px 12px 0 rgba(33, 215, 209, 0.1);
}

.panel-row {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 12px;
  padding: 18px;
  border-bottom: 1px solid var(--line);
  font-size: 0.82rem;
}

.panel-row span {
  color: var(--dim);
}

.ticker {
  overflow: hidden;
  color: var(--hot);
  white-space: nowrap;
  padding: 14px 0;
}

.ticker span {
  display: inline-block;
  min-width: 100%;
  animation: crawl 16s linear infinite;
}

.section {
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: clamp(18px, 4vw, 58px);
  padding: clamp(58px, 9vw, 108px) 0;
}

.band {
  position: relative;
}

.band::before {
  content: "";
  position: absolute;
  inset: 0 50%;
  margin-left: -50vw;
  margin-right: -50vw;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.015)),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.03) 0 1px, transparent 1px 80px);
  border-block: 1px solid var(--line);
}

.section-label {
  position: sticky;
  top: 84px;
  align-self: start;
  color: var(--green);
  font-size: 0.8rem;
  text-transform: uppercase;
}

.section-body h2 {
  margin: 0;
  font-size: clamp(2rem, 4.4vw, 4.6rem);
  line-height: 1;
  text-wrap: balance;
}

.section-body p {
  max-width: 780px;
  color: var(--muted);
  font-size: 1.02rem;
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 360px);
  gap: clamp(24px, 5vw, 70px);
  align-items: start;
}

.portrait-card {
  margin: 0;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: 8px 8px 0 rgba(33, 215, 209, 0.16);
}

.portrait-card img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
}

.portrait-card figcaption {
  padding: 14px;
  color: var(--muted);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.76rem;
}

.portal-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.portal {
  display: grid;
  min-height: 340px;
  grid-template-rows: 170px auto auto;
  border: 1px solid var(--line);
  background: var(--panel);
  text-decoration: none;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.portal:hover,
.portal:focus-visible {
  transform: translate(-3px, -3px);
  border-color: var(--green);
  box-shadow: 6px 6px 0 rgba(180, 124, 255, 0.75);
}

.portal img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-bottom: 1px solid var(--line);
  filter: saturate(0.86) contrast(1.08);
}

.portal span {
  padding: 18px 18px 0;
  color: var(--ink);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.92rem;
  font-weight: 700;
  text-transform: uppercase;
}

.portal p {
  margin: 0;
  padding: 10px 18px 18px;
  font-size: 0.94rem;
}

.section-heading-row {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
}

.search {
  display: grid;
  gap: 6px;
  min-width: min(320px, 100%);
}

.search span {
  color: var(--dim);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.search input {
  min-height: 44px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 0;
  background: var(--panel);
  color: var(--ink);
  padding: 10px 12px;
}

.search input:focus {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 26px 0;
}

.filter {
  min-height: 38px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  padding: 7px 11px;
}

.filter:hover,
.filter:focus-visible,
.filter.is-active {
  color: var(--paper);
  background: var(--green);
  border-color: var(--green);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.project-card {
  min-height: 300px;
  display: flex;
  flex-direction: column;
  padding: 20px;
  border: 1px solid var(--line);
  background: var(--panel);
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.project-card.with-image {
  padding-top: 0;
  overflow: hidden;
}

.project-card.with-image > img {
  width: calc(100% + 40px);
  max-width: none;
  height: 178px;
  margin: 0 -20px 18px;
  object-fit: cover;
  border-bottom: 1px solid var(--line);
  filter: saturate(0.9) contrast(1.04);
}

.project-card:hover,
.project-card:focus-within {
  transform: translate(-3px, -3px);
  border-color: var(--cyan);
  box-shadow: 6px 6px 0 rgba(255, 54, 95, 0.9);
}

.project-card.is-hidden {
  display: none;
}

.card-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--dim);
  font-size: 0.76rem;
  text-transform: uppercase;
}

.project-card h3,
.teaching-grid h3 {
  margin: 22px 0 8px;
  font-size: 1.45rem;
  line-height: 1.12;
}

.project-card p {
  margin: 0;
  font-size: 0.96rem;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: auto 0 18px;
  padding-top: 20px;
}

.tags span {
  border: 1px solid var(--line);
  color: var(--muted);
  padding: 3px 7px;
  font-size: 0.72rem;
}

.project-card > a,
.project-status {
  align-self: flex-start;
  color: var(--cyan);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

.project-status {
  color: var(--muted);
  font-size: 0.86rem;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(280px, 0.8fr);
  gap: clamp(22px, 5vw, 72px);
}

.log-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.log-list li {
  display: grid;
  grid-template-columns: 82px 1fr;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.log-list span {
  color: var(--green);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.78rem;
}

.teaching-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.teaching-grid article {
  min-height: 240px;
  padding: 20px;
  border-left: 2px solid var(--cyan);
  background: rgba(255, 255, 255, 0.035);
}

.mini-label {
  color: var(--hot);
  font-size: 0.75rem;
  text-transform: uppercase;
}

.feature-panel {
  align-self: start;
  padding: 22px;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: 8px 8px 0 rgba(255, 54, 95, 0.12);
}

.feature-panel h3 {
  margin: 14px 0 8px;
  font-size: 1.7rem;
  line-height: 1.1;
}

.feature-panel p {
  margin-bottom: 18px;
}

.feature-panel a {
  color: var(--cyan);
  font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.contact-links a {
  border: 1px solid var(--line);
  padding: 10px 12px;
  text-decoration: none;
}

.contact-links a:hover,
.contact-links a:focus-visible {
  border-color: var(--hot);
  color: var(--green);
}

.site-footer {
  width: min(var(--max), calc(100% - 36px));
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 28px 0 42px;
  color: var(--dim);
  font-size: 0.78rem;
}

.glitch {
  position: relative;
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
}

.glitch::before {
  color: var(--cyan);
  transform: translate(2px, 0);
}

.glitch::after {
  color: var(--hot);
  transform: translate(-2px, 0);
}

.glitch:hover::before,
.glitch:hover::after,
.headline::before,
.headline::after {
  opacity: 0.34;
  clip-path: inset(0 0 68% 0);
  animation: glitch 2.8s infinite steps(1);
}

@keyframes crawl {
  from {
    transform: translateX(100%);
  }
  to {
    transform: translateX(-100%);
  }
}

@keyframes glitch {
  0%, 86%, 100% {
    clip-path: inset(0 0 74% 0);
  }
  88% {
    clip-path: inset(42% 0 40% 0);
  }
  90% {
    clip-path: inset(10% 0 82% 0);
  }
  92% {
    clip-path: inset(72% 0 8% 0);
  }
  94% {
    clip-path: inset(22% 0 58% 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}

@media (max-width: 900px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    justify-content: flex-start;
  }

  .hero,
  .section,
  .split,
  .about-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .section-label {
    position: static;
  }

  .section-heading-row {
    align-items: stretch;
    flex-direction: column;
  }

  .teaching-grid {
    grid-template-columns: 1fr;
  }

  .portal-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .site-header {
    padding-inline: 14px;
  }

  .hero,
  .section,
  .site-footer {
    width: min(100% - 28px, var(--max));
  }

  .headline {
    font-size: clamp(2.55rem, 14vw, 4rem);
  }

  .project-grid {
    grid-template-columns: 1fr;
  }

  .panel-row,
  .log-list li {
    grid-template-columns: 1fr;
  }

  .site-footer {
    flex-direction: column;
  }
}