:root {
  --paper: #f5efe2;
  --paper-2: #ece3cf;
  --ink: #1d2433;
  --ink-soft: #4a5263;
  --rule: rgba(29, 36, 51, 0.08);
  --accent: #d9541e;      /* basketball orange */
  --accent-deep: #a63c10;
  --highlight: #f4d35e;   /* highlighter */
  --display: "Fraunces", Georgia, serif;
  --body: "Newsreader", Georgia, serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --max: 1120px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--rule) 1px, transparent 1px),
    linear-gradient(90deg, var(--rule) 1px, transparent 1px);
  background-size: 28px 28px;
  color: var(--ink);
  font-family: var(--body);
  font-size: 1.15rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body::after { /* grain */
  content: "";
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 100;
  opacity: .22;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.35'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

a { color: inherit; }
img { max-width: 100%; display: block; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

.wrap { width: min(var(--max), 100% - 2.5rem); margin-inline: auto; }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(6px);
  border-bottom: 1.5px solid var(--ink);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: .85rem; }
.logo {
  font-family: var(--display); font-weight: 800; font-size: 1.35rem;
  text-decoration: none; letter-spacing: -.02em;
}
.logo span { color: var(--accent); }
.nav ul { list-style: none; display: flex; gap: 1.4rem; margin: 0; padding: 0; font-family: var(--mono); font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; }
.nav a { text-decoration: none; position: relative; }
.nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -3px; height: 2px;
  background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .25s ease;
}
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }

/* ---------- shared bits ---------- */
.label {
  font-family: var(--mono); font-size: .75rem; text-transform: uppercase; letter-spacing: .14em;
  color: var(--accent-deep); display: inline-flex; align-items: center; gap: .6rem;
}
.label::before { content: ""; width: 26px; height: 1.5px; background: currentColor; }
h1, h2, h3 { font-family: var(--display); line-height: 1.05; letter-spacing: -.025em; margin: 0; }
h2 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 700; margin-top: .6rem; }
.hl { background: linear-gradient(transparent 58%, var(--highlight) 58%, var(--highlight) 92%, transparent 92%); padding-inline: .1em; }
section { padding-block: clamp(4rem, 10vw, 7.5rem); }
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--mono); font-size: .85rem; text-transform: uppercase; letter-spacing: .08em;
  padding: .9rem 1.4rem; border: 1.5px solid var(--ink); background: var(--ink); color: var(--paper);
  text-decoration: none; cursor: pointer; box-shadow: 4px 4px 0 var(--accent);
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--accent); }
.btn:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--accent); }
.btn.ghost { background: transparent; color: var(--ink); box-shadow: 4px 4px 0 var(--ink); }
.btn.ghost:hover { box-shadow: 6px 6px 0 var(--ink); }

/* ---------- hero ---------- */
.hero { padding-top: clamp(3rem, 8vw, 6rem); position: relative; overflow: hidden; }
.hero .wrap { display: grid; grid-template-columns: 1.35fr 1fr; gap: 3rem; align-items: center; }
.hero h1 { font-size: clamp(3.4rem, 10vw, 8rem); font-weight: 800; line-height: .92; margin: 1rem 0 1.5rem; }
.hero h1 em { font-style: italic; font-weight: 400; color: var(--accent); }
.hero p.lede { font-size: 1.35rem; max-width: 34ch; color: var(--ink-soft); margin: 0 0 2rem; }
.hero .actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.card-stack { position: relative; height: 420px; }
.sticky {
  position: absolute; width: 230px; padding: 1.3rem 1.2rem 1.5rem;
  font-family: var(--mono); font-size: .85rem; line-height: 1.5;
  border: 1.5px solid var(--ink); box-shadow: 6px 6px 0 var(--ink);
  transition: transform .3s cubic-bezier(.2,.8,.2,1);
}
.sticky strong { display: block; font-family: var(--display); font-size: 1.5rem; margin-bottom: .3rem; letter-spacing: -.02em; }
.sticky:hover { transform: rotate(0deg) scale(1.04) !important; z-index: 5; }
.sticky.s1 { background: var(--highlight); top: 10px; left: 8%; transform: rotate(-6deg); }
.sticky.s2 { background: #fff; top: 130px; right: 0; transform: rotate(4deg); }
.sticky.s3 { background: var(--accent); color: var(--paper); top: 250px; left: 18%; transform: rotate(-2deg); }

.ball {
  position: absolute; right: -80px; top: -60px; width: 260px; height: 260px; border-radius: 50%;
  border: 1.5px solid var(--ink); opacity: .14; pointer-events: none;
  background:
    linear-gradient(90deg, transparent calc(50% - 1px), var(--ink) calc(50% - 1px), var(--ink) calc(50% + 1px), transparent calc(50% + 1px)),
    linear-gradient(transparent calc(50% - 1px), var(--ink) calc(50% - 1px), var(--ink) calc(50% + 1px), transparent calc(50% + 1px));
  animation: spin 40s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- marquee ---------- */
.marquee { border-block: 1.5px solid var(--ink); background: var(--ink); color: var(--paper); overflow: hidden; padding-block: .9rem; }
.marquee .track { display: flex; gap: 3rem; width: max-content; animation: slide 30s linear infinite; font-family: var(--display); font-size: 1.6rem; font-style: italic; }
.marquee .track span::after { content: "✦"; color: var(--accent); margin-left: 3rem; font-style: normal; }
@keyframes slide { to { transform: translateX(-50%); } }

/* ---------- about ---------- */
.about .wrap { display: grid; grid-template-columns: 1fr 1.4fr; gap: clamp(2rem, 6vw, 5rem); }
.about .copy p { margin: 0 0 1.2rem; }
.about .copy p:first-child::first-letter {
  font-family: var(--display); font-size: 4.2rem; float: left; line-height: .85; padding: .3rem .6rem 0 0; color: var(--accent); font-weight: 800;
}
.facts { display: grid; grid-template-columns: repeat(3, 1fr); border: 1.5px solid var(--ink); margin-top: 2rem; background: var(--paper); }
.facts div { padding: 1rem; border-right: 1.5px solid var(--ink); }
.facts div:last-child { border-right: 0; }
.facts b { font-family: var(--display); font-size: 2rem; display: block; line-height: 1; }
.facts small { font-family: var(--mono); font-size: .7rem; text-transform: uppercase; letter-spacing: .1em; color: var(--ink-soft); }

/* ---------- interests grid ---------- */
.grid4 { display: grid; grid-template-columns: repeat(12, 1fr); gap: 1.25rem; margin-top: 3rem; }
.tile {
  border: 1.5px solid var(--ink); background: var(--paper); padding: 1.8rem; position: relative;
  transition: transform .25s ease, box-shadow .25s ease; box-shadow: 0 0 0 var(--ink);
}
.tile:hover { transform: translate(-4px, -4px); box-shadow: 8px 8px 0 var(--ink); }
.tile .num { font-family: var(--mono); font-size: .75rem; color: var(--ink-soft); }
.tile h3 { font-size: 2rem; margin: 1.6rem 0 .6rem; }
.tile p { margin: 0; color: var(--ink-soft); font-size: 1.05rem; }
.tile .icon { position: absolute; top: 1.4rem; right: 1.4rem; width: 54px; height: 54px; }
.tile.t1 { grid-column: span 7; background: var(--ink); color: var(--paper); }
.tile.t1 p, .tile.t1 .num { color: #c8cbd3; }
.tile.t2 { grid-column: span 5; }
.tile.t3 { grid-column: span 5; background: var(--highlight); }
.tile.t4 { grid-column: span 7; }
.tile code { font-family: var(--mono); font-size: .85rem; background: rgba(255,255,255,.1); padding: .1rem .35rem; }

/* ---------- projects ---------- */
.projects-list { margin-top: 3rem; border-top: 1.5px solid var(--ink); }
.project {
  display: grid; grid-template-columns: 70px 1fr auto; gap: 1.5rem; align-items: baseline;
  padding: 1.6rem .5rem; border-bottom: 1.5px solid var(--ink); position: relative; transition: background .2s, padding .2s;
}
.project:hover { background: var(--paper-2); padding-left: 1.2rem; }
.project .idx { font-family: var(--mono); font-size: .8rem; color: var(--accent-deep); }
.project h3 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
.project p { margin: .4rem 0 0; color: var(--ink-soft); font-size: 1.05rem; max-width: 60ch; }
.tags { display: flex; gap: .5rem; flex-wrap: wrap; justify-content: flex-end; }
.tag { font-family: var(--mono); font-size: .7rem; text-transform: uppercase; letter-spacing: .06em; border: 1px solid var(--ink); padding: .2rem .5rem; border-radius: 999px; white-space: nowrap; }

/* ---------- blog previews ---------- */
.posts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 3rem; }
.post-card {
  display: flex; flex-direction: column; text-decoration: none; border: 1.5px solid var(--ink);
  background: var(--paper); padding: 1.6rem; min-height: 280px; transition: transform .25s, box-shadow .25s;
}
.post-card:hover { transform: translate(-4px, -4px); box-shadow: 8px 8px 0 var(--accent); }
.post-card .meta { font-family: var(--mono); font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; color: var(--accent-deep); }
.post-card h3 { font-size: 1.65rem; margin: .9rem 0 .7rem; }
.post-card p { margin: 0; color: var(--ink-soft); font-size: 1rem; flex: 1; }
.post-card .more { font-family: var(--mono); font-size: .78rem; margin-top: 1.4rem; text-transform: uppercase; letter-spacing: .08em; }
.post-card:hover .more { color: var(--accent); }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 1rem; flex-wrap: wrap; }

/* ---------- contact ---------- */
.contact { background: var(--ink); color: var(--paper); }
.contact .label { color: var(--highlight); }
.contact .wrap { display: grid; grid-template-columns: 1fr 1.1fr; gap: 3rem; }
.contact p { color: #c8cbd3; }
form .field { margin-bottom: 1.2rem; }
form label { display: block; font-family: var(--mono); font-size: .75rem; text-transform: uppercase; letter-spacing: .1em; margin-bottom: .4rem; }
form input, form textarea {
  width: 100%; font: inherit; font-size: 1.05rem; color: var(--paper); background: transparent;
  border: 0; border-bottom: 1.5px solid #6b7284; padding: .6rem 0; transition: border-color .2s;
}
form textarea { min-height: 130px; resize: vertical; }
form input:focus, form textarea:focus { outline: none; border-color: var(--highlight); }
form input[aria-invalid="true"], form textarea[aria-invalid="true"] { border-color: var(--accent); }
.err { color: #ff9d73; font-family: var(--mono); font-size: .75rem; min-height: 1.1em; margin-top: .3rem; }
.contact .btn { background: var(--highlight); color: var(--ink); border-color: var(--highlight); box-shadow: 4px 4px 0 var(--accent); }
.contact .btn[disabled] { opacity: .6; cursor: progress; }
.form-status { font-family: var(--mono); font-size: .85rem; margin-top: 1rem; min-height: 1.4em; }
.form-status.ok { color: var(--highlight); }
.form-status.bad { color: #ff9d73; }
.hidden { position: absolute; left: -9999px; }

footer { background: var(--ink); color: #8f96a6; border-top: 1px solid #343c4f; font-family: var(--mono); font-size: .75rem; }
footer .wrap { display: flex; justify-content: space-between; padding-block: 1.5rem; gap: 1rem; flex-wrap: wrap; }

/* ---------- blog pages ---------- */
.page-head { padding-block: clamp(3.5rem, 8vw, 6rem) 2rem; }
.page-head h1 { font-size: clamp(3rem, 9vw, 6.5rem); font-weight: 800; margin-top: 1rem; }
.page-head p { max-width: 52ch; color: var(--ink-soft); font-size: 1.25rem; }
.filters { display: flex; gap: .6rem; flex-wrap: wrap; margin-top: 2rem; }
.filters button {
  font-family: var(--mono); font-size: .75rem; text-transform: uppercase; letter-spacing: .08em;
  background: transparent; border: 1.5px solid var(--ink); padding: .45rem .9rem; border-radius: 999px; cursor: pointer; color: var(--ink);
}
.filters button[aria-pressed="true"] { background: var(--ink); color: var(--paper); }
.blog-list { padding-top: 1rem; }
.blog-list .post-card[hidden] { display: none; }
.empty { font-family: var(--mono); padding: 3rem; border: 1.5px dashed var(--ink); text-align: center; grid-column: 1 / -1; }

article.post { padding-block: 3rem 6rem; }
article.post .wrap { width: min(720px, 100% - 2.5rem); }
article.post header { margin-bottom: 2.5rem; }
article.post h1 { font-size: clamp(2.6rem, 7vw, 4.4rem); font-weight: 800; margin: 1rem 0; }
article.post .byline { font-family: var(--mono); font-size: .8rem; color: var(--ink-soft); text-transform: uppercase; letter-spacing: .08em; }
article.post .content { background: var(--paper); border: 1.5px solid var(--ink); padding: clamp(1.5rem, 5vw, 3rem); box-shadow: 8px 8px 0 var(--ink); }
article.post .content p { margin: 0 0 1.3rem; }
article.post .content h2 { font-size: 1.9rem; margin: 2.2rem 0 .8rem; }
article.post .content blockquote { margin: 2rem 0; padding-left: 1.2rem; border-left: 4px solid var(--accent); font-family: var(--display); font-style: italic; font-size: 1.45rem; line-height: 1.35; }
article.post .content pre { background: var(--ink); color: var(--paper); padding: 1.2rem; overflow-x: auto; font-family: var(--mono); font-size: .85rem; line-height: 1.6; }
article.post .content ul { padding-left: 1.2rem; }
article.post .content li { margin-bottom: .4rem; }
.back { display: inline-block; margin-top: 2.5rem; font-family: var(--mono); font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.8,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.load > * { animation: rise .8s cubic-bezier(.2,.8,.2,1) both; }
.load > *:nth-child(2) { animation-delay: .1s; }
.load > *:nth-child(3) { animation-delay: .2s; }
.load > *:nth-child(4) { animation-delay: .3s; }
@keyframes rise { from { opacity: 0; transform: translateY(30px); } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .hero .wrap, .about .wrap, .contact .wrap { grid-template-columns: 1fr; }
  .card-stack { height: 400px; max-width: 420px; }
  .posts { grid-template-columns: 1fr 1fr; }
  .tile.t1, .tile.t2, .tile.t3, .tile.t4 { grid-column: span 12; }
}
@media (max-width: 640px) {
  .nav ul { gap: .9rem; font-size: .7rem; }
  .posts { grid-template-columns: 1fr; }
  .project { grid-template-columns: 1fr; gap: .4rem; }
  .tags { justify-content: flex-start; }
  .facts { grid-template-columns: 1fr; }
  .facts div { border-right: 0; border-bottom: 1.5px solid var(--ink); }
  .facts div:last-child { border-bottom: 0; }
  .sticky { width: 200px; }
}