/* ==========================================================================
   Anubhav Agrawal — Portfolio
   Monochrome palette (Tesla/X): white surfaces, near-black ink, grotesque sans.
   ========================================================================== */

/* ----------------------------------------------------------------- Tokens */
:root {
  --font-sans: "Archivo", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: "Archivo", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; /* display is now sans; var kept for compat */
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --wrap: 1120px;
  --gutter: clamp(1.25rem, 5vw, 2.25rem);
  --measure: 64ch;

  /* Light (monochrome) — default */
  --bg:        #fdfdfd;
  --bg-subtle: #f7f7f8;
  --bg-elev:   #ffffff;
  --bg-rail:   #f4f4f5;
  --border:    #dfe1e4;
  --border-soft: #ebedee;
  --text:      #0f1419;
  --text-soft: #4e5b66;
  --text-mute: #6f7d88;
  --accent:    #0f1419;
  --accent-soft: #6f7d88;
  --accent-tint: #f0f2f4;

  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ----------------------------------------------------------------- Reset */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 76px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}
img, svg { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
.is-hidden { display: none !important; }

/* ----------------------------------------------------------------- Base */
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
::selection { background: color-mix(in srgb, var(--accent) 22%, transparent); color: var(--text); }

h1, h2 { font-family: var(--font-serif); font-weight: 500; letter-spacing: -0.018em; line-height: 1.22; }
h3 { font-weight: 600; line-height: 1.35; letter-spacing: -0.008em; }
strong { color: var(--text); font-weight: 600; }
code, .mono { font-family: var(--font-mono); font-size: 0.86em; }

.container { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }

/* ----------------------------------------------------------------- Nav */
/* Solid background, no backdrop-filter: blur() over sticky elements is a
   known cause of broken sticky positioning and scroll jank in WebKit. */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 60;
  background: var(--bg);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease);
}
.nav.scrolled { border-bottom-color: var(--border); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 56px; }

.brand { display: inline-flex; align-items: center; gap: 0.6rem; font-size: 0.92rem; font-weight: 500; }
.brand__name b { color: var(--text); font-weight: 600; }
.brand__name span { color: var(--text-mute); }

.nav__links { display: flex; align-items: center; gap: 0.15rem; }
.nav__links a {
  padding: 0.4rem 0.6rem; border-radius: var(--r-sm);
  font-size: 0.86rem; color: var(--text-soft);
  transition: color 0.2s var(--ease);
}
.nav__links a:hover { color: var(--text); }
.nav__links a.active {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 7px;
}

.nav__cta { display: inline-flex; align-items: center; gap: 0.4rem; }
.nav__burger { display: none; }

@media (max-width: 760px) {
  .nav__links {
    position: fixed; inset: 56px 0 auto 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 0.25rem var(--gutter);
    transform: translateY(-130%);
    transition: transform 0.3s var(--ease);
  }
  .nav__links.open { transform: translateY(0); }
  .nav__links a { padding: 0.7rem 0; border-radius: 0; border-bottom: 1px solid var(--border-soft); }
  .nav__links a:last-child { border-bottom: 0; }
  .nav__burger {
    display: inline-grid; place-items: center; width: 34px; height: 34px;
    border-radius: var(--r-sm); border: 1px solid var(--border); color: var(--text);
  }
  .nav__cta .btn { display: none; }
}

a:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px; border-radius: var(--r-sm);
}

/* ----------------------------------------------------------------- Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.45rem;
  padding: 0.5rem 0.9rem; border-radius: var(--r-sm);
  font-weight: 500; font-size: 0.85rem;
  border: 1px solid transparent;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease), opacity 0.2s var(--ease);
  white-space: nowrap;
}
.btn svg { width: 15px; height: 15px; }
.btn--primary { background: var(--text); color: var(--bg); }
.btn--primary:hover { opacity: 0.84; }
.btn--ghost { border-color: var(--border); color: var(--text); }
.btn--ghost:hover { border-color: var(--text-mute); }
.btn--sm { padding: 0.42rem 0.75rem; font-size: 0.8rem; }
.btn:active { transform: translateY(1px); }

.text-link {
  font-size: 0.86rem; color: var(--text-soft);
  border-bottom: 1px solid var(--border);
  padding-bottom: 1px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.text-link:hover { color: var(--accent); border-bottom-color: var(--accent); }

/* ----------------------------------------------------------------- Wrap / main */
.wrap { max-width: var(--wrap); margin-inline: auto; padding: clamp(5.5rem, 13vh, 7.5rem) var(--gutter) 1rem; }

/* Two-column shell: sticky orientation rail + content stream. The rail keeps
   the site map and contact visible for the whole scroll; the content column
   carries the sections. Collapses to the single column below 980px. */
.layout {
  display: grid;
  grid-template-columns: 290px minmax(0, 1fr);
  gap: clamp(2.5rem, 5vw, 4.5rem);
  align-items: start;
  position: relative;
}
/* Left pane: a deeper warm-tan column behind the rail, bleeding into the
   gutter, so orientation (rail) and reading (content) sit on different
   surfaces. z-index:-1 keeps it behind rail content without a stacking
   context on .layout itself. */
@media (min-width: 981px) {
  .layout::before {
    content: "";
    position: absolute;
    z-index: -1;
    top: -0.5rem; bottom: -0.5rem;
    left: calc(-1 * var(--gutter));
    width: calc(290px + var(--gutter) * 2);
    background: var(--bg-rail);
    border-right: 1px solid var(--border);
  }
}
.rail {
  position: sticky; top: 5.25rem;
  /* Never outgrow the viewport: a sticky element taller than the viewport
     traps its own bottom content and fights the page scroll. */
  max-height: calc(100vh - 6.5rem);
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-gutter: stable;
}
.content { min-width: 0; }
@media (max-width: 980px) {
  .layout { display: block; }
  .rail {
    position: static;
    background: var(--bg-rail);
    border: 1px solid var(--border-soft);
    border-radius: var(--r-lg);
    padding: 1.35rem;
    margin-bottom: 1.5rem;
  }
  .identity { margin-bottom: 0; }
}

/* ----------------------------------------------------------------- Identity */
.identity { margin-bottom: 3.25rem; }
/* On the tinted rail column the muted ink loses contrast — step it up. */
@media (min-width: 981px) {
  .identity__status, .identity__index-label, .identity__stats { color: var(--text-soft); }
}
.identity__status {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-mono); font-size: 0.74rem; color: var(--text-mute);
  margin-bottom: 0.85rem;
}
.identity__status .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); display: inline-block; }
.identity h1 { font-size: clamp(1.55rem, 1.35rem + 1vw, 1.85rem); line-height: 1.15; letter-spacing: -0.015em; margin-bottom: 0.55rem; }
.identity__role { color: var(--text-soft); font-size: 0.98rem; line-height: 1.6; max-width: 44ch; margin-bottom: 0.9rem; }
.identity__contact { display: flex; flex-wrap: wrap; gap: 0.4rem 1rem; align-items: center; }
.identity__contact a {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.86rem; color: var(--text-soft);
  transition: color 0.2s var(--ease);
}
.identity__contact a:hover { color: var(--accent); }
.identity__contact svg { width: 14px; height: 14px; opacity: 0.85; }

/* Site index: explicit nav buttons — bordered, arrowed, unmistakably clickable */
.identity__index-label {
  font-family: var(--font-mono); font-size: 0.66rem; font-weight: 500;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--text-mute); margin: 1.5rem 0 0.6rem;
}
.identity__index { display: grid; gap: 0.45rem; margin: 0 0 1.4rem; }
.identity__index a {
  display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 0.7rem;
  padding: 0.68rem 0.85rem;
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--r-md);
  font-size: 0.88rem; cursor: pointer;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), transform 0.2s var(--ease);
}
.identity__index a b {
  font-family: var(--font-mono); font-size: 0.66rem; font-weight: 500;
  color: var(--accent);
}
.identity__index a span { color: var(--text); font-weight: 500; line-height: 1.35; }
.identity__index a em {
  font-style: normal; font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--text-mute);
  transition: color 0.2s var(--ease), transform 0.2s var(--ease);
}
.identity__index a:hover {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
  background: var(--bg-elev); transform: translateY(-1px);
  box-shadow: 0 10px 24px -18px color-mix(in srgb, var(--accent) 60%, transparent);
}
.identity__index a:hover em { color: var(--accent); transform: translateX(2px); }
.identity__index a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.identity__index a.active {
  border-color: var(--accent); background: var(--accent-tint);
}
.identity__index a.active em { color: var(--accent); }

.identity__cta { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.identity__stats {
  font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-mute);
  margin: 0.9rem 0 0;
}

/* First-visit pacing: long lists start folded, expand on demand */
#posts-grid.is-collapsed .post-row:nth-child(n+5) { display: none; }
.posts-toggle { margin-top: 1.1rem; }

/* Lead intro + stats */
.lead {
  display: flex; gap: 1.25rem; align-items: flex-start;
  padding: 1.1rem 1.2rem; margin-bottom: 3.5rem;
  background: var(--bg-elev); border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--r-md);
}
.lead__bar { flex: 1; }
.lead__bar p { color: var(--text-soft); font-size: 0.96rem; max-width: var(--measure); }
.lead__bar p + p { margin-top: 0.5rem; }
.lead__stats {
  display: flex; flex-direction: column; gap: 0.35rem;
  font-family: var(--font-mono); font-size: 0.74rem; color: var(--text-mute);
  white-space: nowrap; padding-top: 0.1rem;
}
.lead__stats b { color: var(--accent); font-weight: 600; }
@media (max-width: 620px) {
  .lead { flex-direction: column; gap: 0.8rem; }
  .lead__stats { display: grid; grid-template-columns: 1fr 1fr; gap: 0.4rem 1rem; white-space: normal; }
}

/* ----------------------------------------------------------------- Sections */
.section { padding-block: 3.25rem 0.5rem; }
.section + .section { border-top: 1px solid var(--border-soft); }
/* The first section in the content column starts flush — the wrap already
   carries the page's top padding. */
.content > .section:first-of-type { padding-top: 0; }
.section__head { margin-bottom: 2rem; }
.section__title {
  font-size: clamp(1.45rem, 1.2rem + 1vw, 1.7rem);
  display: flex; align-items: baseline; gap: 0.7rem;
}
.section__title .kicker {
  font-family: var(--font-mono); font-size: 0.72rem; font-weight: 500;
  letter-spacing: 0.04em; color: var(--accent);
}
.section__title .label { color: var(--text); }
.section__sub { color: var(--text-soft); font-size: 0.94rem; margin-top: 0.4rem; max-width: var(--measure); }

/* ----------------------------------------------------------------- Grid */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
@media (max-width: 720px) { .grid-2 { grid-template-columns: 1fr; } }

/* ----------------------------------------------------------------- Work cards */
.case-card {
  position: relative;
  display: flex; flex-direction: column; gap: 0.6rem;
  padding: 1.2rem 1.25rem 1.1rem;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), border-color 0.25s var(--ease);
}
.case-card:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--accent) 35%, var(--border)); box-shadow: 0 14px 30px -20px color-mix(in srgb, var(--accent) 55%, transparent); }
.case-card__tag {
  align-self: flex-start;
  font-family: var(--font-mono); font-size: 0.64rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--accent); background: var(--accent-tint);
  padding: 0.18rem 0.5rem; border-radius: var(--r-sm);
}
.case-card h3 { font-size: 1.04rem; }
.case-card:hover h3 { color: var(--accent); }
.case-card p { font-size: 0.88rem; color: var(--text-soft); line-height: 1.6; }
.case-card__meta {
  display: flex; flex-wrap: wrap; gap: 0.4rem 1rem; margin-top: 0.2rem;
  font-family: var(--font-mono); font-size: 0.74rem; color: var(--text-mute);
}
.case-card__meta b { color: var(--text); font-weight: 600; }
.case-card__arrow { font-family: var(--font-mono); font-size: 0.74rem; color: var(--accent); margin-top: 0.15rem; display: inline-flex; transition: transform 0.25s var(--ease); }
.case-card:hover .case-card__arrow { transform: translateX(3px); }
.case-card:active { transform: translateY(0); }

/* Featured case study: full-width band, not a lonely grid card */
.case-card--featured { padding: 1.55rem 1.7rem 1.4rem; border-left: 3px solid var(--accent); }
#work-grid { display: grid; gap: 1.1rem; }
.case-card--featured h3 {
  font-family: var(--font-serif); font-weight: 500;
  font-size: clamp(1.3rem, 1.1rem + 1vw, 1.55rem);
  line-height: 1.28; letter-spacing: -0.012em;
}
.case-card--featured p { font-size: 0.95rem; max-width: 68ch; margin-top: 0.45rem; }
.case-card__kpis {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem;
  margin-top: 1.15rem; padding-top: 1.15rem; border-top: 1px solid var(--border-soft);
}
.case-card__kpis div b {
  display: block; font-family: var(--font-serif); font-weight: 500;
  font-size: 1.55rem; line-height: 1.1; letter-spacing: -0.015em; color: var(--text);
}
.case-card__kpis div span {
  font-family: var(--font-mono); font-size: 0.66rem;
  text-transform: uppercase; letter-spacing: 0.07em; color: var(--text-mute);
}
.case-card--featured .case-card__arrow { display: inline-block; margin-top: 1.05rem; }
@media (max-width: 620px) { .case-card__kpis { grid-template-columns: 1fr 1fr; } }

/* chips + project cards */
.chips { display: flex; flex-wrap: wrap; gap: 0.3rem; margin-top: 0.6rem; }
.chip {
  font-family: var(--font-mono); font-size: 0.68rem;
  padding: 0.14rem 0.5rem; border-radius: var(--r-sm);
  color: var(--text-soft); background: var(--bg-elev);
  border: 1px solid var(--border);
}

/* Lab cards — image-led showcase */
.lab-card {
  position: relative; display: flex; flex-direction: column;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), border-color 0.25s var(--ease);
}
.lab-card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
  box-shadow: 0 18px 38px -22px color-mix(in srgb, var(--accent) 65%, transparent);
}
.lab-card__media {
  position: relative;
  background: var(--bg-subtle);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.lab-card__media img {
  display: block; width: 100%; height: auto;
  max-height: 280px; object-fit: cover;
  transition: transform 0.4s var(--ease);
}
.lab-card:hover .lab-card__media img { transform: scale(1.025); }
.lab-card__body { display: flex; flex-direction: column; gap: 0.45rem; padding: 1.15rem 1.25rem 1.1rem; background: var(--bg-subtle); }
.lab-card:hover .lab-card__body { background: var(--bg-elev); }
.lab-card__repo {
  font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.04em;
  color: var(--accent); text-transform: uppercase;
}
.lab-card h3 { font-size: 1.04rem; line-height: 1.32; }
.lab-card:hover h3 { color: var(--accent); }
.lab-card p { font-size: 0.88rem; color: var(--text-soft); line-height: 1.6; }
.lab-card__arrow {
  font-family: var(--font-mono); font-size: 0.74rem; color: var(--accent);
  margin-top: 0.25rem; display: inline-flex; transition: transform 0.25s var(--ease);
}
.lab-card:hover .lab-card__arrow { transform: translateX(3px); }
.lab-card:active { transform: translateY(0); }

.proj-card {
  position: relative; display: block;
  padding: 1.05rem 1.1rem 1rem;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.proj-card::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 2px;
  background: var(--accent); transform: scaleX(0); transform-origin: left;
  transition: transform 0.25s var(--ease);
}
.proj-card:hover { transform: translateY(-2px); background: var(--bg-elev); border-color: color-mix(in srgb, var(--accent) 40%, var(--border)); box-shadow: 0 14px 30px -20px color-mix(in srgb, var(--accent) 60%, transparent); }
.proj-card:hover::before { transform: scaleX(1); }
.proj-card:active { transform: translateY(0); }
.proj-card__top { display: flex; align-items: baseline; justify-content: space-between; gap: 0.6rem; }
.proj-card h3 { font-size: 0.96rem; }
.proj-card:hover h3 { color: var(--accent); }
.proj-card__note { font-family: var(--font-mono); font-size: 0.68rem; color: var(--text-mute); white-space: nowrap; }
.proj-card p { font-size: 0.84rem; color: var(--text-soft); margin-top: 0.35rem; line-height: 1.55; }

/* ----------------------------------------------------------------- Posts */
.post-row {
  display: grid; grid-template-columns: 118px 1fr; gap: 1.6rem;
  align-items: start; padding: 1.55rem 0.25rem;
  border-bottom: 1px solid var(--border-soft);
}
.post-row:first-child { padding-top: 0.35rem; }
.post-row:last-child { border-bottom: 0; padding-bottom: 0.4rem; }
.post-row__left { display: flex; flex-direction: column; align-items: flex-start; gap: 0.45rem; padding-top: 0.3rem; }
.post-row__part {
  font-family: var(--font-mono); font-size: 0.66rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--accent); border: 1px solid color-mix(in srgb, var(--accent) 38%, transparent);
  border-radius: 999px; padding: 0.16rem 0.6rem;
}
.post-row__date { font-family: var(--font-mono); font-size: 0.68rem; color: var(--text-mute); }
.post-row__body h3 {
  font-family: var(--font-serif); font-weight: 500; font-size: 1.24rem;
  line-height: 1.32; letter-spacing: -0.01em;
  display: flex; align-items: baseline; justify-content: space-between; gap: 1rem;
  transition: color 0.2s var(--ease);
}
.post-row__arrow {
  font-family: var(--font-mono); font-size: 0.8rem; color: var(--accent);
  opacity: 0; transform: translateX(-4px);
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
}
.post-row__body p { font-size: 0.9rem; color: var(--text-soft); margin-top: 0.45rem; line-height: 1.62; max-width: 62ch; }
.post-row:hover h3 { color: var(--accent); }
.post-row:hover .post-row__arrow { opacity: 1; transform: translateX(0); }
@media (max-width: 640px) {
  .post-row { grid-template-columns: 1fr; gap: 0.55rem; padding: 1.3rem 0.15rem; }
  .post-row__left { flex-direction: row; align-items: center; padding-top: 0; }
}

/* ----------------------------------------------------------------- Timeline */
.timeline { position: relative; padding-left: 1.4rem; }
.timeline::before {
  content: ""; position: absolute; left: 0.2rem; top: 0.55rem; bottom: 0.8rem;
  width: 1px; background: var(--border);
}
.tl-item { position: relative; padding-bottom: 1.9rem; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: ""; position: absolute; left: -1.4rem; top: 0.65rem;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--bg); border: 2px solid var(--accent);
}
.tl-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 0.25rem 1rem; margin-bottom: 0.15rem; }
.tl-head h3 { font-size: 1.02rem; }
.tl-head .org { color: var(--text-soft); font-weight: 400; }
.tl-head .when { font-family: var(--font-mono); font-size: 0.76rem; color: var(--text-mute); }
.tl-role { font-family: var(--font-mono); font-size: 0.76rem; color: var(--accent); margin: 0.05rem 0 0.7rem; }
.tl-item ul { display: flex; flex-direction: column; gap: 0.55rem; }
.tl-item li { position: relative; padding-left: 1.2rem; color: var(--text-soft); font-size: 0.93rem; line-height: 1.65; max-width: var(--measure); }
.tl-item li::before { content: "—"; position: absolute; left: 0; color: var(--text-mute); }
.tl-item li b { color: var(--text); font-weight: 600; }
.tl-subblock { margin-top: 1rem; }
.tl-lede {
  color: var(--text); font-size: 0.97rem; line-height: 1.7; margin-bottom: 0.9rem;
  max-width: var(--measure);
}
.tl-lede em { color: var(--accent); font-style: italic; }
.tl-tail {
  margin-top: 0.85rem; padding: 0.55rem 0.85rem; border-radius: var(--r-sm);
  background: var(--accent-tint); color: var(--text); font-size: 0.88rem;
  display: inline-block; max-width: var(--measure);
}
.edu-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem 2rem; max-width: var(--measure); }
@media (max-width: 620px) { .edu-grid { grid-template-columns: 1fr; } }

.lab-more {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--text-mute);
  margin: 2.5rem 0 1rem; font-weight: 500;
}
.lab-more:first-of-type { margin-top: 0; }

/* Upstream contribution rows — same row language as posts, repo + fix + state */
.oss-list { display: flex; flex-direction: column; }
.oss-row {
  display: grid; grid-template-columns: 176px minmax(0, 1fr) auto; gap: 1.1rem;
  align-items: baseline;
  padding: 1rem 0.25rem;
  border-bottom: 1px solid var(--border-soft);
  transition: transform 0.2s var(--ease);
}
.oss-row:first-child { padding-top: 0.35rem; }
.oss-row:last-child { border-bottom: 0; padding-bottom: 0.35rem; }
.oss-row__repo {
  font-family: var(--font-mono); font-size: 0.74rem; color: var(--accent);
  letter-spacing: 0.02em; word-break: break-word;
}
.oss-row__body { display: flex; flex-direction: column; gap: 0.2rem; min-width: 0; }
.oss-row__title {
  font-size: 0.93rem; font-weight: 500; color: var(--text); line-height: 1.45;
  transition: color 0.2s var(--ease);
}
.oss-row__desc { font-size: 0.84rem; color: var(--text-soft); line-height: 1.55; max-width: 68ch; }
.oss-row__state {
  font-family: var(--font-mono); font-size: 0.64rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.06em;
  padding: 0.18rem 0.6rem; border-radius: 999px; white-space: nowrap;
}
.oss-row__state--landed {
  color: var(--accent); background: var(--accent-tint);
  border: 1px solid color-mix(in srgb, var(--accent) 38%, transparent);
}
.oss-row__state--open { color: var(--text-mute); border: 1px solid var(--border); }
.oss-row:hover .oss-row__title { color: var(--accent); }
.oss-row:active { transform: translateY(1px); }
@media (max-width: 640px) {
  .oss-row { grid-template-columns: 1fr; gap: 0.35rem; }
  .oss-row__state { justify-self: start; }
}

/* ----------------------------------------------------------------- Skills */
.skills-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.2rem 2rem; }
@media (max-width: 560px) { .skills-grid { grid-template-columns: 1fr; gap: 1rem; } }
.skill-group { }
.skill-group__label {
  font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 0.45rem;
}
.skill-group__items { color: var(--text-soft); font-size: 0.94rem; line-height: 1.65; }

/* ----------------------------------------------------------------- Education */
.edu-item { padding: 0.85rem 0; border-top: 1px solid var(--border-soft); }
.edu-item:first-of-type { border-top: 0; padding-top: 0; }
.edu-item__top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.2rem 1rem; align-items: baseline; }
.edu-item .d { font-size: 0.94rem; color: var(--text); font-weight: 500; }
.edu-item .y { font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-mute); }
.edu-item .o { color: var(--text-soft); font-size: 0.86rem; margin-top: 0.1rem; }

/* ----------------------------------------------------------------- Footer */
.footer { border-top: 1px solid var(--border); padding-block: 1.6rem; margin-top: 3rem; color: var(--text-mute); font-size: 0.8rem; }
.footer__inner { max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); display: flex; flex-wrap: wrap; gap: 0.8rem; justify-content: space-between; align-items: center; }
.footer__socials { display: flex; gap: 0.3rem; }
.footer__socials a {
  width: 32px; height: 32px; border-radius: var(--r-sm);
  display: grid; place-items: center; color: var(--text-soft);
  border: 1px solid var(--border);
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.footer__socials a:hover { color: var(--accent); border-color: var(--accent); }
.footer__socials svg { width: 14px; height: 14px; }

/* ----------------------------------------------------------------- Article (case study) */
.article { max-width: 760px; margin-inline: auto; padding: clamp(4.5rem, 10vh, 6rem) var(--gutter) 3rem; }
.article__head { margin-bottom: 2rem; }
.article__head .back { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.82rem; color: var(--text-mute); margin-bottom: 1.1rem; }
.article__head .back:hover { color: var(--accent); }
.article__head .back svg { width: 14px; height: 14px; }
.article__head .card__tag { display: block; margin-bottom: 0.65rem; font-family: var(--font-mono); font-size: 0.7rem; color: var(--accent); }
.article__head h1 { font-size: clamp(1.65rem, 1.25rem + 1.6vw, 2.15rem); margin-bottom: 0.6rem; }
.article__head .sub { color: var(--text-soft); max-width: var(--measure); font-size: 1rem; }
.article__meta { display: flex; flex-wrap: wrap; gap: 1.4rem; margin-top: 1.2rem; }
.article__meta div b { display: block; font-size: 0.66rem; color: var(--text-mute); text-transform: uppercase; letter-spacing: 0.1em; font-weight: 500; margin-bottom: 0.15rem; }
.article__meta div span { color: var(--text); font-family: var(--font-mono); font-size: 0.85rem; }

.prose { max-width: var(--measure); }
.prose h2 { font-size: 1.2rem; margin: 2rem 0 0.7rem; font-family: var(--font-serif); font-weight: 500; }
.prose h3 { font-size: 1rem; margin: 1.3rem 0 0.5rem; color: var(--text); }
.prose p { margin-bottom: 0.9rem; color: var(--text-soft); }
.prose ul { margin: 0.35rem 0 1rem 1.1rem; display: flex; flex-direction: column; gap: 0.35rem; }
.prose li { position: relative; padding-left: 1rem; color: var(--text-soft); }
.prose li::before { content: "—"; position: absolute; left: 0; color: var(--text-mute); }
.prose a { color: var(--accent); border-bottom: 1px solid color-mix(in srgb, var(--accent) 35%, transparent); }
.prose a:hover { border-bottom-color: var(--accent); }
.prose code { background: var(--bg-subtle); padding: 0.12rem 0.36rem; border-radius: 4px; border: 1px solid var(--border); font-size: 0.84em; }
.prose blockquote { border-left: 2px solid var(--accent); padding: 0.1rem 0 0.1rem 1rem; color: var(--text); margin: 1.2rem 0; }
.prose img { display: block; max-width: 100%; height: auto; border: 1px solid var(--border); border-radius: var(--r-sm); margin: 1.5rem 0; }
.figure { margin: 1.6rem 0; }
.figure img { display: block; width: 100%; height: auto; border: 1px solid var(--border); border-radius: var(--r-sm); }
.figure figcaption { font-family: var(--font-mono); font-size: 0.78rem; color: var(--text-mute); margin-top: 0.5rem; text-align: center; }
.prose table { width: 100%; border-collapse: collapse; margin: 1.2rem 0; font-size: 0.92rem; }
.prose th, .prose td { padding: 0.5rem 0.7rem; border-bottom: 1px solid var(--border-soft); text-align: left; vertical-align: top; }
.prose th { font-family: var(--font-mono); font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-mute); font-weight: 500; }
.prose td { color: var(--text-soft); }
.prose td strong, .prose th strong { color: var(--text); }
.prose pre { background: var(--bg-subtle); border: 1px solid var(--border); border-radius: var(--r-sm); padding: 1rem 1.1rem; overflow-x: auto; margin: 1.2rem 0; font-family: var(--font-mono); font-size: 0.84rem; line-height: 1.6; }
.prose pre code { background: none; border: 0; padding: 0; font-size: inherit; }
.callout { border: 1px solid var(--border); border-radius: var(--r-md); padding: 1rem 1.15rem; background: var(--bg-subtle); margin: 1.3rem 0; }
.callout .h { font-family: var(--font-mono); font-size: 0.66rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); margin-bottom: 0.45rem; }

/* ----------------------------------------------------------------- Reveal */
.reveal { opacity: 0; transform: translateY(8px); transition: opacity 0.5s var(--ease), transform 0.5s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; } }

/* ----------------------------------------------------------------- Misc */
.top-btn {
  position: fixed; right: 1rem; bottom: 1rem; z-index: 50;
  width: 36px; height: 36px; border-radius: var(--r-sm);
  display: grid; place-items: center; color: var(--text);
  background: var(--bg-elev); border: 1px solid var(--border);
  opacity: 0; pointer-events: none;
  transition: opacity 0.25s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}
.top-btn.show { opacity: 1; pointer-events: auto; }
.top-btn:hover { color: var(--accent); border-color: var(--accent); }
.top-btn svg { width: 16px; height: 16px; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
.skip-link {
  position: absolute; left: var(--gutter); top: 0.5rem; z-index: 100;
  background: var(--text); color: var(--bg);
  padding: 0.45rem 0.8rem; border-radius: var(--r-sm); font-size: 0.85rem;
  transform: translateY(-300%); transition: transform 0.2s var(--ease);
}
.skip-link:focus { transform: translateY(0); }

/* ==========================================================================
   Homepage v2.1 — compact hero + 12-column magazine board.
   Desktop (>=1281px): three rows, wide lanes; whole page ~1.5 screens.
   Narrower: panels go full-width with internal multi-column grids.
   ========================================================================== */

/* --- Hero (compact band) -------------------------------------------------- */
.hero {
  display: grid; grid-template-columns: minmax(0, 1.5fr) auto minmax(0, 1fr);
  gap: clamp(1.5rem, 3vw, 3rem); align-items: center;
  padding: 0.25rem 0 1.6rem;
}
.hero__status {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-soft);
  margin-bottom: 0.6rem;
}
.hero__status .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }
.hero h1 { font-size: clamp(1.7rem, 1.2rem + 1.8vw, 2.2rem); line-height: 1.12; letter-spacing: -0.018em; margin-bottom: 0.55rem; }
.hero__bio { color: var(--text-soft); font-size: 0.96rem; line-height: 1.65; max-width: 74ch; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.95rem; }
.hero__stats { display: grid; grid-template-columns: 1fr 1fr; gap: 0.7rem; }
.stat {
  display: flex; flex-direction: column; gap: 0.25rem;
  background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 0.8rem 0.95rem;
}
.stat b { font-family: var(--font-serif); font-weight: 500; font-size: 1.45rem; line-height: 1.05; letter-spacing: -0.015em; }
.stat span { font-family: var(--font-mono); font-size: 0.63rem; line-height: 1.5; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-mute); }
.nb { white-space: nowrap; }
/* Education sits in the dead column between the bio and the stats. */
.hero > .xp__edu { grid-template-columns: 1fr; width: 12rem; }
.hero > .xp__edu b { font-size: 0.78rem; }
.hero > .xp__edu span { font-size: 0.62rem; }

/* --- Board: 12-column magazine grid ---------------------------------------- */
.board {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-template-areas:
    "work work work work work work about about about oss oss oss"
    "blog blog blog blog blog blog blog blog skills skills skills skills"
    "feat feat feat feat feat feat repos repos repos contact contact contact";
  column-gap: clamp(1.25rem, 2vw, 2rem); row-gap: 2.25rem;
  align-items: start; padding-bottom: 2rem;
}
.wrap { max-width: 1680px; }
#work         { grid-area: work; }
#experience   { grid-area: about; }
#blog         { grid-area: blog; }
#lab          { grid-area: oss; }
#skills       { grid-area: skills; }
#lab-projects { grid-area: feat; }
#lab-repos    { grid-area: repos; }
#contact      { grid-area: contact; }

.panel--quiet { padding-top: 0; }

.panel__head { margin-bottom: 1rem; border-bottom: 1px solid var(--border); padding-bottom: 0.7rem; }
.panel__head h2 { font-size: 1.25rem; display: flex; align-items: baseline; gap: 0.6rem; }
.panel__head h2 .kicker {
  font-family: var(--font-mono); font-size: 0.7rem; font-weight: 500;
  letter-spacing: 0.04em; color: var(--accent);
}
.panel__sub { color: var(--text-soft); font-size: 0.86rem; margin-top: 0.35rem; max-width: 60ch; }
.sublabel {
  font-family: var(--font-mono); font-size: 0.66rem; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-mute);
  margin: 0 0 0.6rem;
}
#lab-repos .sublabel, #lab-projects .sublabel { border-bottom: 1px solid var(--border-soft); padding-bottom: 0.5rem; }
.panel__foot { margin-top: 1rem; }

/* --- Work: case cards ------------------------------------------------------ */
.cases { display: grid; gap: 0.9rem; }
.case {
  display: flex; flex-direction: column; gap: 0.5rem;
  padding: 1.05rem 1.15rem 1rem;
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--r-md);
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.case:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
  box-shadow: 0 14px 30px -20px color-mix(in srgb, var(--accent) 55%, transparent);
}
.case__tag {
  align-self: flex-start;
  font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--accent); background: var(--accent-tint);
  padding: 0.16rem 0.5rem; border-radius: var(--r-sm);
}
.case h3 { font-family: var(--font-serif); font-weight: 500; font-size: 1.14rem; line-height: 1.3; letter-spacing: -0.01em; }
.case:hover h3 { color: var(--accent); }
.case p { font-size: 0.85rem; color: var(--text-soft); line-height: 1.55; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.case__kpis {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.7rem;
  margin-top: 0.4rem; padding-top: 0.8rem; border-top: 1px solid var(--border-soft);
}
.case__kpis div b { display: block; font-family: var(--font-serif); font-weight: 500; font-size: 1.2rem; line-height: 1.1; }
.case__kpis div span { font-family: var(--font-mono); font-size: 0.6rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-mute); }
.case__arrow { font-family: var(--font-mono); font-size: 0.72rem; color: var(--accent); margin-top: 0.15rem; display: inline-flex; transition: transform 0.25s var(--ease); }
.case:hover .case__arrow { transform: translateX(3px); }

/* --- About: experience entries --------------------------------------------- */
.xp { display: grid; gap: 0.8rem; }
.xp__item { background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--r-md); padding: 1rem 1.1rem; }
.xp__meta { display: flex; flex-wrap: wrap; align-items: baseline; gap: 0.25rem 0.6rem; }
.xp__meta h3 { font-size: 0.96rem; }
.xp__role { font-family: var(--font-mono); font-size: 0.7rem; color: var(--accent); }
.xp__when { font-family: var(--font-mono); font-size: 0.68rem; color: var(--text-mute); margin-left: auto; }
.xp__item ul { margin-top: 0.65rem; display: flex; flex-direction: column; gap: 0.42rem; }
.xp__item li { position: relative; padding-left: 1rem; color: var(--text-soft); font-size: 0.83rem; line-height: 1.5; }
.xp__item li::before { content: "—"; position: absolute; left: 0; color: var(--text-mute); }
.xp__item li b { color: var(--text); font-weight: 600; }
.xp__edu { display: grid; grid-template-columns: 1fr 1fr; gap: 0.7rem; }
.xp__edu > div {
  background: var(--bg-subtle); border: 1px solid var(--border-soft);
  border-radius: var(--r-md); padding: 0.7rem 0.9rem;
}
.xp__edu b { display: block; font-size: 0.82rem; font-weight: 600; }
.xp__edu span { font-family: var(--font-mono); font-size: 0.65rem; color: var(--text-mute); }

/* --- Writing: post card grid ------------------------------------------------ */
.posts { display: grid; grid-template-columns: repeat(auto-fill, minmax(235px, 1fr)); gap: 0.85rem; }
.post-card {
  display: flex; flex-direction: column; gap: 0.45rem;
  padding: 0.9rem 0.95rem;
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--r-md);
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease);
}
.post-card:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--accent) 40%, var(--border)); }
.post-card__tag {
  align-self: flex-start;
  font-family: var(--font-mono); font-size: 0.6rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.06em; color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 38%, transparent);
  border-radius: 999px; padding: 0.1rem 0.5rem;
}
.post-card h3 { font-size: 0.9rem; line-height: 1.38; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.post-card:hover h3 { color: var(--accent); }
.post-card p { font-size: 0.78rem; color: var(--text-soft); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; margin-top: auto; padding-top: 0.25rem; }

/* --- Open source ------------------------------------------------------------ */
/* Wide rows by default (also the full-width tablet layout) */
.oss-list { display: flex; flex-direction: column; }
.oss-row {
  display: grid; grid-template-columns: 150px minmax(0, 1fr) auto; gap: 0.9rem;
  align-items: baseline; padding: 0.85rem 0.2rem;
  border-bottom: 1px solid var(--border-soft);
}
.oss-row:first-child { padding-top: 0.3rem; }
.oss-row:last-child { border-bottom: 0; padding-bottom: 0.3rem; }
.oss-row__repo { font-family: var(--font-mono); font-size: 0.72rem; color: var(--accent); word-break: break-word; }
.oss-row__body { display: flex; flex-direction: column; gap: 0.15rem; min-width: 0; }
.oss-row__title { font-size: 0.9rem; font-weight: 500; color: var(--text); line-height: 1.4; }
.oss-row__desc { font-size: 0.8rem; color: var(--text-soft); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.oss-row__state {
  font-family: var(--font-mono); font-size: 0.62rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.06em;
  padding: 0.16rem 0.55rem; border-radius: 999px; white-space: nowrap;
}
.oss-row__state--landed {
  color: var(--accent); background: var(--accent-tint);
  border: 1px solid color-mix(in srgb, var(--accent) 38%, transparent);
}
.oss-row__state--open { color: var(--text-mute); border: 1px solid var(--border); }
.oss-row:hover .oss-row__title { color: var(--accent); }
@media (min-width: 1281px) {
  /* Narrow column variant: repo + state on one line, stacked text */
  .oss-row { grid-template-columns: minmax(0, 1fr) auto; gap: 0.3rem 0.7rem; padding: 0.7rem 0.15rem; }
  .oss-row__repo { grid-column: 1; }
  .oss-row__state { grid-column: 2; align-self: baseline; }
  .oss-row__body { grid-column: 1 / -1; grid-row: 2; }
}

.feat {
  display: flex; flex-direction: column; overflow: hidden;
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--r-md);
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease);
}
.feat:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--accent) 40%, var(--border)); }
.feat__media { border-bottom: 1px solid var(--border); background: var(--bg-subtle); }
.feat__media img { display: block; width: 100%; height: auto; max-height: 190px; object-fit: cover; }
.feat__body { padding: 0.9rem 1.05rem 0.95rem; display: flex; flex-direction: column; gap: 0.4rem; }
.feat__body h3 { font-size: 0.98rem; }
.feat:hover .feat__body h3 { color: var(--accent); }
.feat__body p { font-size: 0.82rem; color: var(--text-soft); line-height: 1.55; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }

.more-repos { display: flex; flex-direction: column; }
.more-repos__row {
  display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 0.7rem;
  align-items: baseline; padding: 0.55rem 0.1rem; border-bottom: 1px solid var(--border-soft);
}
.more-repos__row:first-child { padding-top: 0.2rem; }
.more-repos__row:last-child { border-bottom: 0; }
.more-repos__row b { font-size: 0.84rem; font-weight: 600; }
.more-repos__row span { font-size: 0.77rem; color: var(--text-soft); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.more-repos__row em { font-style: normal; font-family: var(--font-mono); color: var(--accent); }
.more-repos__row:hover b { color: var(--accent); }

/* --- Skills ------------------------------------------------------------------ */
.skill-rows { display: flex; flex-direction: column; }
.skill-row { display: grid; grid-template-columns: 185px minmax(0, 1fr); gap: 0.9rem; padding: 0.6rem 0.1rem; border-bottom: 1px solid var(--border-soft); }
.skill-row:first-child { padding-top: 0.2rem; }
.skill-row:last-child { border-bottom: 0; }
.skill-row__label {
  font-family: var(--font-mono); font-size: 0.65rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.08em; color: var(--accent); padding-top: 0.12rem;
}
.skill-row__items { color: var(--text-soft); font-size: 0.86rem; line-height: 1.55; }
@media (min-width: 1281px) {
  /* Narrow column: label above items */
  .skill-row { grid-template-columns: 1fr; gap: 0.15rem; }
}

/* --- Contact ------------------------------------------------------------------- */
.contact-band {
  background: var(--bg-elev); border: 1px solid var(--border);
  border-left: 3px solid var(--accent); border-radius: var(--r-md);
  padding: 1rem 1.2rem;
}
.contact-band p { color: var(--text-soft); font-size: 0.9rem; line-height: 1.6; }
.contact-band__actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.85rem; }

/* --- Responsive ------------------------------------------------------------------ */
@media (max-width: 1280px) {
  .wrap { max-width: 1180px; }
  .board { display: flex; flex-direction: column; gap: 2.25rem; }
  .cases { grid-template-columns: 1fr 1fr; }
  .feat { flex-direction: row; }
  .feat__media { flex: 0 0 38%; border-bottom: 0; border-right: 1px solid var(--border); }
  .feat__media img { max-height: none; height: 100%; object-fit: cover; }
  .hero { grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr); }
  .hero__id { grid-area: 1 / 1; }
  .hero__stats { grid-area: 1 / 2; }
  .hero > .xp__edu { grid-area: 2 / 2; width: auto; grid-template-columns: 1fr 1fr; }
}
@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; align-items: start; }
  .hero__id { grid-area: 1 / 1; }
  .hero__stats { grid-area: 2 / 1; }
  .hero > .xp__edu { grid-area: 3 / 1; }
  .xp__when { margin-left: 0; width: 100%; }
  .case__kpis { grid-template-columns: 1fr 1fr; }
  .cases { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .hero__stats { grid-template-columns: 1fr; }
  .xp__edu { grid-template-columns: 1fr; }
  .hero > .xp__edu { grid-template-columns: 1fr; }
  .skill-row { grid-template-columns: 1fr; }
  .feat { flex-direction: column; }
  .feat__media { flex: none; border-right: 0; border-bottom: 1px solid var(--border); }
}

/* ==========================================================================
   v2.2 monochrome consistency pass — one card system, one type scale.
   ========================================================================== */
/* Display type is now sans everywhere; tighten tracking uniformly */
h1, h2, h3, .stat b, .case__kpis div b { font-family: var(--font-sans); }
.hero h1 { font-weight: 700; }
.panel__head h2 { font-weight: 600; }
.case h3 { font-weight: 600; }
.stat b, .case__kpis div b { font-weight: 700; letter-spacing: -0.02em; }

/* One card system: same radius, padding, border, hover */
.case, .post-card, .stat, .xp__item, .contact-band, .feat, .xp__edu > div {
  border-radius: var(--r-md); border: 1px solid var(--border);
}
.case, .post-card { padding: 1rem 1.05rem; }
.xp__item { padding: 1rem 1.05rem; }
.stat { padding: 0.85rem 1rem; }
.contact-band { padding: 1rem 1.15rem; }
.feat__body { padding: 0.95rem 1.05rem; }
.case:hover, .post-card:hover, .feat:hover {
  border-color: var(--text);
  box-shadow: 0 12px 28px -20px rgba(15, 20, 25, 0.35);
}

/* Pills and tags: neutral grays; landed = solid black, open = outline */
.case__tag { color: var(--text); background: var(--bg-subtle); border: 1px solid var(--border-soft); }
.post-card__tag { color: var(--text-soft); background: var(--bg-subtle); border-color: var(--border); }
.oss-row__state--landed { color: #ffffff; background: var(--text); border-color: var(--text); }
.oss-row__state--open { color: var(--text-soft); background: var(--bg-subtle); border-color: var(--border); }

/* Buttons: black primary, dark-border ghost hover */
.btn--primary { background: var(--text); color: #ffffff; }
.btn--ghost:hover { border-color: var(--text); }
.nav__links a.active { text-decoration-color: var(--text); }

/* Header rules all identical */
.panel__head, #lab-repos .sublabel, #lab-projects .sublabel {
  border-bottom: 1px solid var(--border); padding-bottom: 0.7rem;
}