/* djebner.org
   Layout: a wide 82rem frame with a sticky top bar; reading text held near 65ch inside it.
   Work sits in a card grid; case studies read as a main column with a fact sidebar.
   Figures are set in mono, like a proof mark in a margin. */
:root {
  --paper: #f6f7f9;
  --surface: #ffffff;
  --ink: #141b26;
  --muted: #586374;
  --rule: #dde2ea;
  --accent: #2743c4;
  --accent-ink: #ffffff;
  --accent-soft: #e8ecfa;
  --band: #121a2b;
  --band-ink: #e9edf5;
  --band-muted: #a7b1c4;
  --ok: #1f8a5b;
  --grid-line: rgba(39, 67, 196, 0.07);

  --display: "Newsreader", Georgia, "Times New Roman", serif;
  --body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --max: 82rem;
  --gutter-l: max(20px, env(safe-area-inset-left, 0px));
  --gutter-r: max(20px, env(safe-area-inset-right, 0px));
  --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0e131b;
    --surface: #151c27;
    --ink: #e6eaf1;
    --muted: #9ba6b7;
    --rule: #263042;
    --accent: #8ea2ff;
    --accent-ink: #0e131b;
    --accent-soft: #1a2442;
    --band: #0a0f17;
    --band-ink: #e6eaf1;
    --band-muted: #95a0b3;
    --ok: #4cc58c;
    --grid-line: rgba(142, 162, 255, 0.06);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 5rem; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 1.0625rem/1.6 var(--body);
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
img { max-width: 100%; }
[hidden] { display: none !important; }
a { color: var(--accent); text-underline-offset: 0.18em; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 3px; }
h1, h2, h3 { margin: 0; line-height: 1.12; text-wrap: balance; }
h1, h2 { font-family: var(--display); font-weight: 600; letter-spacing: -0.01em; }
p { margin: 0; }

.frame { max-width: var(--max); margin: 0 auto; padding-left: var(--gutter-l); padding-right: var(--gutter-r); }
.eyebrow { font: 500 0.78rem/1.3 var(--mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.measure { max-width: 65ch; }
.skip { position: absolute; left: -999px; top: 0; }
.skip:focus { left: 1rem; top: 1rem; background: var(--surface); padding: 0.5rem 0.75rem; z-index: 50; }

/* Top bar */
.topbar {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--rule);
}
.topbar .frame { display: flex; align-items: center; justify-content: space-between; gap: 1rem; min-height: 4rem; }
.wordmark { display: inline-flex; align-items: center; gap: 0.6rem; color: var(--ink); text-decoration: none; font: 600 1.05rem/1 var(--body); }
.mark {
  display: inline-grid; place-items: center; width: 2rem; height: 2rem; border-radius: 6px;
  background: var(--ink); color: var(--paper); font: 600 0.8rem/1 var(--mono); letter-spacing: 0.02em;
}
.nav { display: flex; align-items: center; gap: 0.25rem 1.4rem; flex-wrap: wrap; justify-content: flex-end; }
.nav a { color: var(--muted); text-decoration: none; font-size: 0.95rem; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); }
.nav .btn { color: var(--accent-ink); }

.btn {
  display: inline-flex; align-items: center; gap: 0.5rem; text-decoration: none; cursor: pointer;
  font: 500 0.95rem/1 var(--body); padding: 0.75rem 1.1rem; border-radius: 8px;
  border: 1px solid var(--accent); background: var(--accent); color: var(--accent-ink);
}
.btn.ghost { background: transparent; color: var(--accent); }
.btn.small { padding: 0.55rem 0.85rem; font-size: 0.9rem; }

/* Hero */
.hero {
  border-bottom: 1px solid var(--rule);
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 32px 32px;
}
.hero .frame {
  display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr);
  gap: 3rem; align-items: center; padding-block: 4.5rem 4rem;
}
.hero-copy { display: grid; gap: 1.25rem; min-width: 0; }
.hero h1 { font-size: clamp(2.8rem, 6.4vw, 4.6rem); }
.lede { font-size: clamp(1.12rem, 1.6vw, 1.32rem); line-height: 1.55; max-width: 40rem; }
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; padding-top: 0.4rem; }

.panel {
  background: var(--surface); border: 1px solid var(--rule); border-radius: var(--radius);
  padding: 1.5rem; display: grid; gap: 1.1rem; min-width: 0;
  box-shadow: 0 1px 2px rgba(20, 27, 38, 0.04), 0 12px 32px -18px rgba(20, 27, 38, 0.25);
}
.status { display: inline-flex; align-items: center; gap: 0.55rem; font-weight: 600; }
.dot { width: 0.6rem; height: 0.6rem; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 4px color-mix(in srgb, var(--ok) 22%, transparent); }
.facts { display: grid; gap: 0.7rem; margin: 0; }
.facts div { display: grid; grid-template-columns: 7.5rem minmax(0, 1fr); gap: 1rem; padding-top: 0.7rem; border-top: 1px solid var(--rule); }
.facts dt { font: 500 0.78rem/1.5 var(--mono); color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; }
.facts dd { margin: 0; font-size: 0.98rem; }

/* Client strip */
.clients { border-bottom: 1px solid var(--rule); }
.clients .frame { display: flex; align-items: baseline; gap: 0.75rem 2rem; flex-wrap: wrap; padding-block: 1.6rem; }
.clients ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.5rem 1.8rem; }
.clients li { font: 600 1.02rem/1.3 var(--display); color: var(--muted); }

/* Sections */
.section { padding-block: 4.5rem; }
.section + .section { border-top: 1px solid var(--rule); }
.section-head { display: grid; gap: 0.75rem; margin-bottom: 2rem; }
.section-head h2 { font-size: clamp(1.9rem, 3.4vw, 2.6rem); }
.section-head p { color: var(--muted); max-width: 60ch; }

/* Work grid */
.filters { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.75rem; }
.filters button {
  font: 500 0.88rem/1 var(--body); color: var(--muted); background: var(--surface);
  border: 1px solid var(--rule); border-radius: 999px; padding: 0.55rem 0.95rem; cursor: pointer;
}
.filters button[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.25rem; }
.card {
  display: grid; grid-template-rows: auto auto 1fr auto; gap: 0.6rem; min-width: 0;
  background: var(--surface); border: 1px solid var(--rule); border-radius: var(--radius);
  padding: 1.4rem 1.4rem 1.25rem; color: var(--ink); text-decoration: none;
}
.card:hover { border-color: var(--accent); }
.card h3 { font: 600 1.35rem/1.2 var(--display); }
.card .project { color: var(--muted); font-size: 0.95rem; }
.card p { font-size: 0.98rem; }
.card .figure { display: flex; align-items: baseline; gap: 0.6rem; flex-wrap: wrap; padding-top: 0.9rem; margin-top: 0.4rem; border-top: 1px solid var(--rule); }
.card .more { color: var(--accent); font-size: 0.9rem; font-weight: 500; }
.value { font: 500 1.35rem/1.1 var(--mono); color: var(--accent); }
.label { font-size: 0.88rem; color: var(--muted); }

/* Writing samples */
.samples { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; }
.samples.one { grid-template-columns: minmax(0, 1fr); }
.sample { display: grid; grid-template-rows: auto 1fr; min-width: 0; background: var(--surface); border: 1px solid var(--rule); border-radius: var(--radius); overflow: hidden; }
.samples.one .sample { grid-template-rows: none; grid-template-columns: minmax(0, 13rem) minmax(0, 1fr); }
.sample .cover { display: block; background: var(--accent-soft); border-bottom: 1px solid var(--rule); aspect-ratio: 4 / 3; overflow: hidden; }
.samples.one .sample .cover { border-bottom: 0; border-right: 1px solid var(--rule); aspect-ratio: auto; }
.samples.one .sample .cover img { object-position: left top; }
.sample .cover img { display: block; width: 100%; height: 100%; object-fit: cover; object-position: top; }
.sample-body { display: grid; gap: 0.55rem; align-content: start; padding: 1.25rem 1.4rem 1.4rem; }
.sample-body h3 { font: 600 1.2rem/1.25 var(--display); }
.sample-body p { font-size: 0.97rem; }
.sample-body .btn { width: fit-content; margin-top: 0.35rem; }

/* Process and services */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.25rem; counter-reset: step; }
.steps li { display: grid; gap: 0.6rem; padding: 1.4rem; border: 1px solid var(--rule); border-radius: var(--radius); background: var(--surface); counter-increment: step; }
.steps li::before { content: counter(step, decimal-leading-zero); font: 500 0.85rem/1 var(--mono); color: var(--accent); }
.steps h3, .services h3 { font: 600 1.08rem/1.3 var(--body); }
.steps p, .services p { color: var(--muted); font-size: 0.98rem; }
.services { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem 2.5rem; margin-top: 3rem; }
.services div { display: grid; gap: 0.4rem; padding-top: 1rem; border-top: 2px solid var(--ink); }

/* Background */
.two-col { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 3rem; }
.timeline { list-style: none; margin: 0; padding: 0; display: grid; }
.timeline li { display: grid; grid-template-columns: 8.5rem minmax(0, 1fr); gap: 1.25rem; padding-block: 0.9rem; border-top: 1px solid var(--rule); }
.timeline .when { font: 500 0.85rem/1.6 var(--mono); color: var(--muted); }
.timeline strong { display: block; }
.timeline span.org { color: var(--muted); font-size: 0.95rem; }
.stack { display: grid; gap: 1.5rem; align-content: start; }
.stack h3 { font: 600 0.78rem/1.3 var(--mono); text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin-bottom: 0.5rem; }
.chips { display: flex; flex-wrap: wrap; gap: 0.45rem; list-style: none; margin: 0; padding: 0; }
.chips li { font-size: 0.9rem; padding: 0.35rem 0.65rem; border-radius: 6px; background: var(--accent-soft); color: var(--ink); }

/* Contact band */
.band { background: var(--band); color: var(--band-ink); }
.band .frame { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 2rem; align-items: center; padding-block: 3.5rem; }
.band h2 { font-size: clamp(1.8rem, 3.2vw, 2.4rem); }
.band p { color: var(--band-muted); margin-top: 0.75rem; }
.band .actions { justify-content: flex-end; }
.band .btn { background: var(--band-ink); border-color: var(--band-ink); color: var(--band); }
.band .btn.ghost { background: transparent; color: var(--band-ink); border-color: var(--band-muted); }
.footer { padding-block: 1.75rem; color: var(--muted); font-size: 0.9rem; }
.footer .frame { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.5rem 1.5rem; }

/* Case study page */
.crumbs { font-size: 0.9rem; color: var(--muted); display: flex; gap: 0.5rem; flex-wrap: wrap; }
.crumbs a { color: var(--muted); }
.cs-head { border-bottom: 1px solid var(--rule); }
.cs-head .frame { display: grid; gap: 1.1rem; padding-block: 3rem 2.5rem; }
.cs-head h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); }
.cs-head .headline { font: 400 clamp(1.25rem, 2.2vw, 1.6rem)/1.4 var(--display); max-width: 48rem; }
.cs-head .about { color: var(--muted); max-width: 60ch; }
.figures { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 9.5rem), 1fr)); gap: 1rem; margin-top: 1rem; }
.figures div { background: var(--surface); border: 1px solid var(--rule); border-radius: var(--radius); padding: 1.1rem 1.25rem; display: grid; gap: 0.35rem; }
.figures .value { font-size: clamp(1.6rem, 3vw, 2.1rem); }
.cs-body .frame { display: grid; grid-template-columns: minmax(0, 1fr) 19rem; gap: 4rem; padding-block: 3rem 4rem; align-items: start; }
.prose { display: grid; gap: 2.25rem; min-width: 0; }
.prose section { display: grid; gap: 0.9rem; max-width: 65ch; }
.prose h2 { font-size: 1.6rem; }
.prose p { line-height: 1.7; }
.quote { margin: 0; padding: 1.5rem 1.75rem; border-radius: var(--radius); background: var(--accent-soft); display: grid; gap: 0.75rem; max-width: 65ch; }
.quote p { font: 400 1.25rem/1.5 var(--display); }
.quote figcaption { font-size: 0.92rem; color: var(--muted); }
.aside { position: sticky; top: 5.5rem; display: grid; gap: 1.25rem; padding: 1.4rem; border: 1px solid var(--rule); border-radius: var(--radius); background: var(--surface); }
.aside h2 { font: 500 0.75rem/1.3 var(--mono); text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin-bottom: 0.45rem; }
.aside ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.3rem; }
.aside .credit { font-size: 0.88rem; color: var(--muted); border-top: 1px solid var(--rule); padding-top: 1rem; }
.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; padding-bottom: 4rem; }
.pager a { display: grid; gap: 0.35rem; padding: 1.25rem 1.4rem; border: 1px solid var(--rule); border-radius: var(--radius); text-decoration: none; color: var(--ink); background: var(--surface); }
.pager a:hover { border-color: var(--accent); }
.pager .next { text-align: right; }
.pager strong { font: 600 1.2rem/1.25 var(--display); }

/* Resume page */
.resume { display: grid; gap: 0.9rem; max-width: 52rem; padding-block: 3rem 4rem; }
.resume h1 { font-size: clamp(2.4rem, 5vw, 3.2rem); }
.resume h2 { font-size: 1.45rem; padding-top: 1.4rem; margin-top: 0.75rem; border-top: 1px solid var(--rule); }
.resume h3 { font: 600 1.05rem/1.35 var(--body); margin-top: 0.6rem; }
.resume h3 + p em { font: 400 0.85rem var(--mono); font-style: normal; color: var(--muted); }
.resume ul { margin: 0; padding-left: 1.2rem; display: grid; gap: 0.4rem; }
.resume li { max-width: 70ch; }
.resume li::marker { color: var(--muted); }

.notfound { padding-block: 6rem; display: grid; gap: 1rem; }

/* Responsive */
@media (max-width: 1180px) {
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cs-body .frame { grid-template-columns: minmax(0, 1fr) 16rem; gap: 2.5rem; }
}
@media (max-width: 860px) {
  .samples { grid-template-columns: minmax(0, 1fr); }
  .samples.one .sample { grid-template-columns: minmax(0, 1fr); }
  .samples.one .sample .cover { border-right: 0; border-bottom: 1px solid var(--rule); aspect-ratio: 4 / 3; }
  .hero .frame, .two-col, .band .frame { grid-template-columns: minmax(0, 1fr); }
  .hero .frame { padding-block: 3rem; gap: 2rem; }
  .steps, .services { grid-template-columns: minmax(0, 1fr); }
  .services { gap: 1.5rem; }
  .band .actions { justify-content: flex-start; }
  .cs-body .frame { grid-template-columns: minmax(0, 1fr); }
  .aside { position: static; }
  .nav .hide-sm { display: none; }
}
@media (max-width: 600px) {
  .grid, .pager { grid-template-columns: minmax(0, 1fr); }
  .pager .next { text-align: left; }
  .section { padding-block: 3.25rem; }
  .timeline li, .facts div { grid-template-columns: minmax(0, 1fr); gap: 0.2rem; }
  .wordmark .name { display: none; }
}
@media (prefers-reduced-motion: no-preference) {
  .card, .pager a, .btn, .filters button { transition: border-color 0.15s, background-color 0.15s, color 0.15s; }
}
@media print {
  .topbar, .band, .footer, .filters, .pager { display: none; }
  body { background: #fff; color: #000; }
}