/* dorukyalcin.com — a front page that changes. White, ink, one highlighter. */

:root {
  --bg: #fbfbf8;
  --ink: #0f0f0e;
  --ink-2: #4a4a46;
  --muted: #6b6b64;
  --rule: #e3e3dc;
  --hover: #f1f1ea;
  --code: #f0f0e9;
  --mark: #d7ff3e;
  --mark-ink: #0f0f0e;
  --display: "Anybody", "Arial Black", system-ui, sans-serif;
  --sans: "Schibsted Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Martian Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --wrap: 1240px;
  --pad: clamp(16px, 3vw, 32px);
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e0e0d;
    --ink: #f1f1ec;
    --ink-2: #b8b8b0;
    --muted: #93938a;
    --rule: #262624;
    --hover: #171716;
    --code: #1a1a18;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { background: var(--mark); color: var(--mark-ink); text-decoration: none; }
h1, h2, h3 { margin: 0; }
p { margin: 0 0 1em; }
img { max-width: 100%; height: auto; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding-left: var(--pad); padding-right: var(--pad); }
html:not(.js) .js-only { display: none !important; }

.skip { position: absolute; left: -9999px; }
.skip:focus { left: var(--pad); top: 8px; z-index: 50; background: var(--ink); color: var(--bg); padding: 6px 10px; }

.label {
  font: 500 0.7rem/1.5 var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--muted);
}
p.label { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 14px; }
.mark { display: inline-block; background: var(--mark); color: var(--mark-ink); padding: 1px 6px; font-weight: 500; }
.empty { padding: 20px 0; color: var(--ink-2); }

/* ---------- Masthead ---------- */

.mast { border-bottom: 2px solid var(--ink); }
.mast-strip {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 4px 20px;
  padding-top: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--rule);
  font: 400 0.7rem/1.4 var(--mono);
  color: var(--muted);
}
.clocks { display: flex; gap: 16px; }
.clocks b { color: var(--ink); font-weight: 500; font-variant-numeric: tabular-nums; }
.mast-main { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 16px 32px; padding-top: 22px; padding-bottom: 18px; }
.name {
  display: inline-block;
  font: 800 clamp(2rem, 5vw, 3.4rem)/0.95 var(--display);
  font-stretch: 125%;
  letter-spacing: -0.02em;
  text-decoration: none;
  margin: 0;
}
a.name:hover { background: none; color: inherit; }
.tagline { margin: 10px 0 0; color: var(--ink-2); }
.nav ul { display: flex; flex-wrap: wrap; gap: 4px 22px; list-style: none; margin: 0; padding: 0; }
.nav a { font: 500 0.78rem var(--mono); text-transform: uppercase; letter-spacing: 0.02em; text-decoration: none; padding: 2px 0; }
.nav a[aria-current="page"] { box-shadow: inset 0 -3px 0 var(--mark); }

/* ---------- Now ---------- */

.now { padding-top: clamp(36px, 7vh, 72px); padding-bottom: clamp(32px, 6vh, 56px); border-bottom: 1px solid var(--rule); }
.now-head {
  font: 800 clamp(2.6rem, 8vw, 6.4rem)/0.92 var(--display);
  font-stretch: 125%;
  letter-spacing: -0.025em;
  margin: 18px 0;
  max-width: 14em;
}
.now-detail { font-size: clamp(1.05rem, 1.6vw, 1.3rem); color: var(--ink-2); max-width: 38em; margin-bottom: 26px; }
.currently { display: flex; flex-wrap: wrap; gap: 10px 36px; list-style: none; margin: 0; padding: 0; }
.currently li { display: flex; flex-direction: column; gap: 2px; font-weight: 600; font-size: 1.05rem; }
.currently b { font-variant-numeric: tabular-nums; }

/* ---------- Front grid ---------- */

.front {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 40px clamp(32px, 5vw, 72px);
  padding-top: 36px;
  padding-bottom: 72px;
}
.main-col > section + section { margin-top: 56px; }
.sec-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: baseline; gap: 8px 20px; padding-bottom: 12px; border-bottom: 2px solid var(--ink); }
.sec-head h2 { font: 800 1.5rem/1 var(--display); font-stretch: 112%; letter-spacing: -0.02em; }
.sec-head a { text-decoration: none; }

/* Post lists */
.post-list { list-style: none; margin: 0; padding: 0; }
.post-item { border-bottom: 1px solid var(--rule); }
.post-item a { display: block; padding: 18px 8px 18px 0; text-decoration: none; }
.post-item a:hover { background: var(--hover); color: inherit; }
.post-item a:hover .title { box-shadow: inset 0 -0.35em 0 var(--mark); }
.post-item .meta { display: flex; flex-wrap: wrap; gap: 4px 14px; margin-bottom: 6px; }
.post-item .title { display: inline; font: 700 1.3rem/1.3 var(--sans); letter-spacing: -0.01em; }
.post-item .desc { display: block; color: var(--ink-2); margin-top: 6px; max-width: 46em; }
.post-item.is-new time::after { content: "New"; margin-left: 8px; background: var(--mark); color: var(--mark-ink); padding: 0 4px; }

/* Milestones */
.milestones { list-style: none; margin: 0; padding: 0; }
.milestones li {
  display: grid;
  grid-template-columns: 104px 84px minmax(0, 1fr);
  gap: 4px 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule);
}
.milestones time, .milestones .kind { font: 400 0.7rem/1.7 var(--mono); text-transform: uppercase; color: var(--muted); white-space: nowrap; }
.milestones .kind { color: var(--ink-2); }
.milestones strong { display: block; font-weight: 700; }
.milestones div > span { color: var(--ink-2); }
.milestones a { color: var(--ink); }

/* Side column */
.side { display: flex; flex-direction: column; gap: 36px; }
.side section > .label { display: block; padding-bottom: 8px; border-bottom: 2px solid var(--ink); color: var(--ink); }
.side ol, .side ul { list-style: none; margin: 0; padding: 0; }
.side-note { margin: 12px 0 0; color: var(--ink-2); font-size: 0.95rem; }
.side .follow { display: flex; flex-wrap: wrap; gap: 6px; padding-top: 12px; }
.follow a, .topic-links a { display: inline-block; padding: 4px 10px; border: 1px solid var(--rule); font: 500 0.7rem var(--mono); text-transform: uppercase; letter-spacing: 0.02em; text-decoration: none; }
.follow a:hover, .topic-links a:hover { border-color: var(--mark); }
.follow li:last-child a { text-transform: none; }
.topic-index a { display: flex; justify-content: space-between; padding: 9px 0; border-bottom: 1px solid var(--rule); font-weight: 600; text-decoration: none; }
.topic-index span { font: 400 0.7rem var(--mono); color: var(--muted); }
.paper-index li { padding: 10px 0; border-bottom: 1px solid var(--rule); }
.paper-index a { font-weight: 600; line-height: 1.35; text-decoration: none; }
.paper-index span { display: block; margin-top: 3px; font: 400 0.7rem/1.5 var(--mono); color: var(--muted); }

/* ---------- Inner pages ---------- */

.page { padding-top: clamp(28px, 5vh, 56px); padding-bottom: 80px; }
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.crumbs a { text-decoration: none; }
.page-head { margin-bottom: 32px; }
.side-about { display: flex; gap: 14px; align-items: flex-start; padding-top: 12px; }
.side-about picture { flex: none; }
.side-about img { display: block; width: 88px; height: 88px; border: 1px solid var(--ink); }
.side-about p { margin: 0; color: var(--ink-2); font-size: 0.95rem; }
.side-about + .label { margin-top: 10px; }
.page h1 {
  font: 800 clamp(2.4rem, 7vw, 5rem)/0.98 var(--display);
  font-stretch: 125%;
  letter-spacing: -0.025em;
  margin: 12px 0 20px;
  max-width: 16em;
}
.lede { font-size: 1.2rem; line-height: 1.5; color: var(--ink-2); max-width: 40em; }
.lede a, .prose a { color: var(--ink); }
.prose { max-width: 40em; }
.prose p { color: var(--ink-2); }

.topic-links { display: flex; flex-wrap: wrap; gap: 6px; padding-bottom: 16px; border-bottom: 2px solid var(--ink); }
.topic-links a[aria-current="page"] { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.topic-links span { opacity: 0.6; margin-left: 4px; }
.pager { display: flex; justify-content: space-between; gap: 16px; margin-top: 28px; }

/* Post */
.post { max-width: 42em; }
.post .page-head, .post-head { margin-bottom: 36px; }
.post h1 { font-size: clamp(2.2rem, 5.6vw, 4rem); }
.byline { padding-top: 14px; border-top: 1px solid var(--rule); }
.byline a { color: var(--ink); }
.post-body { font-size: 1.15rem; line-height: 1.7; color: var(--ink-2); }
.post-body > * + * { margin-top: 1.1em; }
.post-body p { margin: 0; }
.post-body h2, .post-body h3 { color: var(--ink); scroll-margin-top: 24px; }
.post-body h2 { font: 800 1.7rem/1.15 var(--display); font-stretch: 112%; letter-spacing: -0.015em; margin-top: 2em; }
.post-body h3 { font: 700 1.25rem/1.3 var(--sans); margin-top: 1.6em; }
.post-body a { color: var(--ink); }
.post-body ul, .post-body ol { padding-left: 1.3em; }
.post-body li + li { margin-top: 0.35em; }
.post-body blockquote { margin-left: 0; padding-left: 18px; border-left: 4px solid var(--mark); color: var(--ink); }
.post-body code { font: 0.85em var(--mono); background: var(--code); padding: 1px 5px; }
.post-body pre { background: var(--code); padding: 16px; overflow-x: auto; font-size: 0.85rem; line-height: 1.6; }
.post-body pre code { background: none; padding: 0; }
.post-body img { display: block; }
.post-body figure { margin: 2em 0; }
.post-body figcaption { margin-top: 8px; font: 400 0.75rem var(--mono); color: var(--muted); }
.post-body hr { border: 0; border-top: 2px solid var(--ink); margin: 2.5em 0; }

.author-box { max-width: 42em; margin-top: 56px; padding: 20px 0; border-top: 2px solid var(--ink); border-bottom: 1px solid var(--rule); color: var(--ink-2); }
.author-box a { color: var(--ink); }
.author-box p:last-child { margin: 0; }
.related { max-width: 42em; margin-top: 48px; }
.related > .label { display: block; padding-bottom: 8px; border-bottom: 2px solid var(--ink); color: var(--ink); }
.post-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 40px; padding-top: 16px; border-top: 1px solid var(--rule); max-width: 42em; }
.post-nav a { display: block; text-decoration: none; font-weight: 700; line-height: 1.3; }
.post-nav .label { display: block; margin-bottom: 4px; }
.post-nav .older { text-align: right; }

/* Work */
.job { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 12px 48px; padding: 28px 0; border-top: 1px solid var(--rule); }
.job:first-of-type { border-top: 2px solid var(--ink); }
.job h2 { font: 800 1.45rem/1.15 var(--display); font-stretch: 112%; letter-spacing: -0.02em; margin-bottom: 6px; }
.job-meta p { margin: 0 0 8px; }
.job-meta p:not(.label) { font-weight: 600; }
.job-body { color: var(--ink-2); max-width: 40em; }
.job-body a { color: var(--ink); }
.job:target h2 { background: var(--mark); color: var(--mark-ink); display: inline; }

/* About */
.block { margin-top: 44px; max-width: 52em; }
.block.wide { max-width: none; }
.block > .label { display: block; padding-bottom: 8px; border-bottom: 2px solid var(--ink); color: var(--ink); margin: 0; }
.rows { margin: 0; }
.rows > div { display: grid; grid-template-columns: 130px 1fr; gap: 4px 20px; padding: 12px 0; border-bottom: 1px solid var(--rule); }
.rows dt { font: 400 0.72rem var(--mono); color: var(--muted); padding-top: 3px; }
.rows dd { margin: 0; color: var(--ink-2); }
.rows strong { display: block; color: var(--ink); }
.pubs { list-style: none; margin: 0; padding: 0; }
.pubs li { padding: 12px 0; border-bottom: 1px solid var(--rule); }
.pubs a { font-weight: 600; line-height: 1.35; }
.pubs .meta { display: block; margin-top: 4px; font: 400 0.7rem/1.5 var(--mono); color: var(--muted); }
.links { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; margin: 0; padding: 12px 0 0; }
.links a { display: inline-block; padding: 4px 10px; border: 1px solid var(--rule); font: 500 0.7rem var(--mono); text-transform: uppercase; text-decoration: none; }
.big-link { font: 800 clamp(1.4rem, 4vw, 2.4rem) var(--display); font-stretch: 112%; letter-spacing: -0.02em; }
.block > p { padding-top: 12px; }

/* ---------- Footer ---------- */

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px 24px;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 18px var(--pad) 40px;
  border-top: 2px solid var(--ink);
  font: 400 0.7rem var(--mono);
  color: var(--muted);
}
.footer p { margin: 0; }
.footer ul { display: flex; flex-wrap: wrap; gap: 4px 16px; list-style: none; margin: 0; padding: 0; }
.footer a { display: inline-block; padding: 6px 0; text-decoration: none; }

/* ---------- Small screens ---------- */

@media (max-width: 900px) {
  .front { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .mast-strip > span:first-child { display: none; }
  .milestones li { grid-template-columns: auto minmax(0, 1fr); }
  .milestones li > div { grid-column: 1 / -1; }
  .job { grid-template-columns: 1fr; }
  .rows > div { grid-template-columns: 1fr; }
  .post-nav { grid-template-columns: 1fr; }
  .post-nav .older { text-align: left; }
}