/* Netrunner theme. Pure CSS: no JavaScript, no web fonts, no third-party requests.
   Every animation stops under prefers-reduced-motion. */

:root {
  --bg: #07040f;
  --bg-raise: #0e0820;
  --surface: rgba(22, 11, 44, 0.78);
  --border: #3b2568;
  --text: #ece6ff;
  --muted: #b4a6dc;
  --accent: #c77dff;      /* neon violet */
  --accent-2: #00f0ff;    /* cyan */
  --accent-3: #ff3ad8;    /* magenta */
  --code-bg: #120a26;
  --radius: 4px;
  --cut: 14px;
  --mono: ui-monospace, "Cascadia Code", "JetBrains Mono", Consolas, "Liberation Mono", monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", Ubuntu, sans-serif;
  color-scheme: dark;
}

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

html {
  -webkit-text-size-adjust: 100%;
  background: var(--bg);
}

body {
  position: relative;
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font: 17px/1.65 var(--sans);
  background:
    radial-gradient(1100px 600px at 8% -12%, rgba(157, 78, 221, 0.28), transparent 62%),
    radial-gradient(900px 520px at 108% 6%, rgba(0, 240, 255, 0.1), transparent 60%),
    radial-gradient(800px 500px at 50% 115%, rgba(255, 58, 216, 0.1), transparent 60%),
    var(--bg);
}

/* Perspective grid, fading out down the page. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(199, 125, 255, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(199, 125, 255, 0.07) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: linear-gradient(to bottom, #000, transparent 75%);
  mask-image: linear-gradient(to bottom, #000, transparent 75%);
}

/* CRT scanlines. */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: repeating-linear-gradient(to bottom, rgba(255, 255, 255, 0.022) 0 1px, transparent 1px 3px);
}

.site-header,
main,
.site-footer {
  position: relative;
  z-index: 1;
}

a {
  color: var(--accent);
  text-underline-offset: 3px;
}

a:hover {
  color: var(--accent-2);
  text-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
}

:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 3px;
}

::selection {
  background: var(--accent-3);
  color: #0b0614;
}

.skip-link {
  position: absolute;
  left: -999px;
}

.skip-link:focus {
  left: 16px;
  top: 12px;
  background: var(--bg-raise);
  padding: 8px 12px;
  z-index: 10;
}

.wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ------------------------------------------------------------------ header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10; /* above cards, whose clip-path and transform create their own stacking contexts */
  background: rgba(7, 4, 15, 0.82);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  border-image: linear-gradient(90deg, transparent, var(--accent), var(--accent-2), transparent) 1;
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 60px;
  flex-wrap: wrap;
}

.brand {
  font-family: var(--mono);
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.brand span {
  color: var(--accent-3);
}

.brand::after {
  content: "_";
  color: var(--accent-2);
  animation: blink 1.1s steps(1) infinite;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-family: var(--mono);
  font-size: 14px;
  text-transform: lowercase;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
}

.site-nav a::before {
  content: "/";
  color: var(--accent);
  margin-right: 1px;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--accent-2);
}

/* ------------------------------------------------------------------ hero */

.hero {
  padding: 72px 0 40px;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--accent-2);
  margin: 0 0 12px;
}

.prompt {
  color: var(--accent-3);
}

.hero h1 {
  font-size: clamp(34px, 7vw, 56px);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin: 0 0 14px;
}

.role {
  font-family: var(--mono);
  font-size: 16px;
  color: var(--accent);
  margin: 0 0 18px;
  text-shadow: 0 0 14px rgba(199, 125, 255, 0.45);
}

.lead {
  font-size: 19px;
  color: var(--muted);
  max-width: 660px;
  margin: 0;
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 22px;
  padding: 6px 12px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text);
  border: 1px solid var(--border);
  background: rgba(0, 240, 255, 0.05);
}

.status::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 10px var(--accent-2);
  animation: pulse 2.4s ease-in-out infinite;
}

/* Glitch title: the two copies are aria-hidden spans, so screen readers read the name once. */
.glitch {
  position: relative;
  display: inline-block;
  text-shadow: 0 0 22px rgba(199, 125, 255, 0.35);
}

.glitch .layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
}

.glitch .layer-a {
  color: var(--accent-2);
  clip-path: inset(8% 0 58% 0);
  animation: glitch-a 5s steps(1) infinite;
}

.glitch .layer-b {
  color: var(--accent-3);
  clip-path: inset(52% 0 12% 0);
  animation: glitch-b 5s steps(1) infinite;
}

/* Hover the name: it blurs out while the handle decodes in. The alias is aria-hidden. */
.name-swap {
  position: relative;
  display: inline-block;
  cursor: crosshair;
}

.name-swap .real {
  display: inline-block;
  transition: opacity 0.35s ease, filter 0.35s ease, transform 0.35s ease;
}

.name-swap .alias {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  white-space: nowrap;
  pointer-events: none;
  font-family: var(--mono);
  font-size: 1.15em;
  letter-spacing: 0.6em;
  color: var(--accent-2);
  text-shadow: 0 0 18px rgba(0, 240, 255, 0.75), 0 0 42px rgba(199, 125, 255, 0.55);
  opacity: 0;
  clip-path: inset(0 100% 0 0);
  transition:
    opacity 0.2s ease 0.08s,
    clip-path 0.6s steps(10) 0.08s,
    letter-spacing 0.6s cubic-bezier(0.2, 0.8, 0.2, 1) 0.08s;
}

.name-swap .alias::before {
  content: "> ";
  color: var(--accent-3);
}

.name-swap .alias::after {
  content: "_";
  color: var(--accent-3);
  animation: blink 0.9s steps(1) infinite;
}

.name-swap:hover .real {
  opacity: 0;
  filter: blur(8px);
  transform: scale(0.97);
}

.name-swap:hover .alias {
  opacity: 1;
  clip-path: inset(0 0 0 0);
  letter-spacing: 0.06em;
}

/* While swapping, the glitch layers fire rapidly. */
.name-swap:hover .glitch .layer {
  animation-duration: 0.5s;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  padding: 0;
  margin: 26px 0 0;
}

.tags li {
  font-family: var(--mono);
  font-size: 12.5px;
  padding: 4px 10px;
  color: var(--text);
  border: 1px solid var(--border);
  background: rgba(199, 125, 255, 0.08);
}

/* ------------------------------------------------------------------ sections */

section {
  padding: 30px 0;
  scroll-margin-top: 64px; /* keep anchored headings clear of the sticky header */
}

h2 {
  font-family: var(--mono);
  font-size: 21px;
  letter-spacing: 0.01em;
  text-transform: lowercase;
  margin: 0 0 18px;
}

h2::before {
  content: "> ";
  color: var(--accent-3);
  text-shadow: 0 0 10px rgba(255, 58, 216, 0.6);
}

h3 {
  font-size: 18px;
  margin: 0 0 6px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 14px;
}

.card {
  position: relative;
  padding: 18px 20px;
  border: 1px solid transparent;
  background:
    linear-gradient(var(--surface), var(--surface)) padding-box,
    linear-gradient(135deg, rgba(199, 125, 255, 0.85), rgba(59, 37, 104, 0.6) 45%, rgba(0, 240, 255, 0.7)) border-box;
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
  transition: transform 0.18s ease;
}

.card:hover {
  transform: translateY(-2px);
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.card h3 {
  color: var(--text);
}

.stack {
  font-family: var(--mono);
  font-size: 13.5px;
  color: var(--muted);
}

.project-list {
  display: grid;
  gap: 14px;
}

.project {
  display: grid;
  gap: 12px;
}

.project-meta {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent-2);
}

.project ul {
  margin: 0;
  padding-left: 20px;
}

.project li {
  margin: 4px 0;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 6px;
}

.button {
  display: inline-block;
  padding: 9px 16px;
  font-family: var(--mono);
  font-size: 14px;
  text-decoration: none;
  color: var(--accent-2);
  border: 1px solid var(--accent-2);
  background: rgba(0, 240, 255, 0.06);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}

.button:hover {
  color: #07040f;
  background: var(--accent-2);
  text-shadow: none;
}

.button.primary {
  color: #0b0614;
  border-color: transparent;
  background: linear-gradient(90deg, var(--accent), var(--accent-3));
  font-weight: 700;
}

.button.primary:hover {
  background: linear-gradient(90deg, var(--accent-2), var(--accent));
}

.callout {
  border-left: 3px solid var(--accent-3);
  background: rgba(255, 58, 216, 0.08);
  padding: 12px 16px;
  margin: 20px 0;
}

/* ------------------------------------------------------------------ timeline */

.timeline {
  list-style: none;
  padding: 0;
  margin: 0;
  border-left: 2px solid transparent;
  border-image: linear-gradient(to bottom, var(--accent), var(--accent-2), transparent) 1;
}

.timeline > li {
  position: relative;
  padding: 0 0 22px 22px;
}

.timeline > li::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 8px;
  width: 12px;
  height: 12px;
  background: var(--bg);
  border: 2px solid var(--accent-2);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.7);
  transform: rotate(45deg);
}

.timeline .when {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent-2);
}

.timeline .org {
  color: var(--accent);
}

.timeline p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 15px;
}

.timeline ul {
  margin: 8px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.timeline ul li {
  margin: 4px 0;
  font-size: 15px;
}

.timeline ul li::marker {
  color: var(--accent);
}

/* ------------------------------------------------------------------ writing */

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

.post-list li {
  padding: 14px 0;
  border-bottom: 1px dashed var(--border);
}

.post-list time {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent-2);
}

.post-list .post-title {
  display: block;
  margin: 2px 0 4px;
  font-size: 18px;
  font-weight: 600;
}

.post-list p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.post-tags {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-left: 8px;
  list-style: none;
  padding: 0;
  vertical-align: middle;
}

.post-tags span {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent-3);
}

.post-tags span::before {
  content: "#";
  opacity: 0.7;
}

.feed-link {
  font-family: var(--mono);
  font-size: 13px;
}

/* ------------------------------------------------------------------ article */

.article {
  padding: 52px 20px 24px;
}

.article header {
  margin-bottom: 32px;
}

.article h1 {
  font-size: clamp(28px, 5vw, 40px);
  line-height: 1.16;
  letter-spacing: -0.02em;
  margin: 8px 0 12px;
  text-shadow: 0 0 22px rgba(199, 125, 255, 0.3);
}

.article h2 {
  margin-top: 40px;
}

.article h3 {
  color: var(--accent);
}

.article p,
.article li {
  max-width: 70ch;
}

code {
  font-family: var(--mono);
  font-size: 0.9em;
  color: var(--accent-2);
  background: var(--code-bg);
  padding: 1px 6px;
}

pre {
  background: var(--code-bg);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  padding: 14px 16px;
  overflow-x: auto;
  font-size: 14px;
  line-height: 1.5;
}

pre code {
  background: none;
  padding: 0;
  color: var(--text);
}

figure {
  margin: 22px 0;
}

.article img {
  display: block;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--border);
}

figcaption {
  margin-top: 8px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--muted);
}

.table-wrap {
  overflow-x: auto;
  margin: 18px 0;
}

table {
  border-collapse: collapse;
  width: 100%;
  font-size: 15px;
}

th,
td {
  text-align: left;
  padding: 9px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

th {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent-2);
  text-transform: lowercase;
  background: rgba(199, 125, 255, 0.08);
}

/* ------------------------------------------------------------------ footer */

.site-footer {
  margin-top: 40px;
  padding: 24px 0 40px;
  border-top: 1px solid transparent;
  border-image: linear-gradient(90deg, transparent, var(--accent-3), var(--accent), transparent) 1;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--muted);
}

.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

/* ------------------------------------------------------------------ motion */

@keyframes blink {
  50% { opacity: 0; }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

@keyframes glitch-a {
  0%, 89%, 100% { opacity: 0; transform: none; }
  90% { opacity: 0.85; transform: translate(-3px, -1px); }
  92% { opacity: 0.85; transform: translate(3px, 1px); }
  94% { opacity: 0; }
}

@keyframes glitch-b {
  0%, 90%, 100% { opacity: 0; transform: none; }
  91% { opacity: 0.85; transform: translate(3px, 1px); }
  93% { opacity: 0.85; transform: translate(-2px, 0); }
  95% { opacity: 0; }
}

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

  .glitch .layer {
    display: none;
  }
}

/* ------------------------------------------------------------------ small screens / print */

@media (max-width: 560px) {
  body {
    font-size: 16px;
  }

  .hero {
    padding-top: 44px;
  }

  /* The nav wraps to two lines here; a sticky header would take too much of the screen. */
  .site-header {
    position: relative;
  }

  section {
    scroll-margin-top: 0;
  }

  .site-nav {
    gap: 12px;
  }
}

@media print {
  body::before,
  body::after,
  .site-header,
  .site-footer,
  .actions,
  .glitch .layer {
    display: none;
  }

  html,
  body {
    background: #fff;
    color: #000;
  }

  .card {
    clip-path: none;
    border: 1px solid #999;
    background: #fff;
  }
}