/* ===== Tokens ===== */
:root {
  --paper: #f5f6f7;      /* cool off-white background */
  --surface: #ffffff;
  --ink: #1b1f24;        /* main text */
  --muted: #5b636e;      /* secondary text */
  --rule: #d5d9de;       /* lines and borders */
  --delft: #1e3f8a;      /* accent: Delft blue */
  --delft-tint: #e8edf7;

  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --sans: "IBM Plex Sans", system-ui, sans-serif;

  --wrap: 1080px;
  --gutter: clamp(16px, 4vw, 40px);
}

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

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: var(--mono);
  font-weight: 600;
  line-height: 1.2;
  margin: 0;
}

p { margin: 0; }

a { color: var(--delft); }

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

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.skip {
  position: absolute;
  left: -9999px;
}
.skip:focus {
  left: 16px;
  top: 16px;
  background: var(--surface);
  padding: 8px 12px;
  z-index: 10;
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  background: rgba(245, 246, 247, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--rule);
}

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

.logo {
  font-family: var(--mono);
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
}

.site-header nav {
  display: flex;
  gap: clamp(12px, 3vw, 28px);
}

.site-header nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}
.site-header nav a:hover { color: var(--ink); }

/* ===== Hero ===== */
.hero {
  /* faint engineering grid */
  background-image:
    linear-gradient(var(--rule) 1px, transparent 1px),
    linear-gradient(90deg, var(--rule) 1px, transparent 1px);
  background-size: 32px 32px;
  background-position: -1px -1px;
  border-bottom: 1px solid var(--rule);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
  padding-top: clamp(56px, 9vw, 112px);
  padding-bottom: clamp(56px, 9vw, 112px);
}

.hero-text {
  background: var(--paper);
  padding: 8px 0;
}

.hero-kicker {
  font-family: var(--mono);
  color: var(--delft);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.hero h1 {
  font-size: clamp(2rem, 4.6vw, 3.25rem);
  letter-spacing: -0.02em;
  max-width: 18ch;
}

.lead {
  margin-top: 20px;
  color: var(--muted);
  font-size: 1.125rem;
  max-width: 52ch;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.btn {
  display: inline-block;
  padding: 12px 20px;
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  border: 1px solid var(--delft);
  border-radius: 4px;
}

.btn-primary {
  background: var(--delft);
  color: #fff;
}
.btn-primary:hover { background: #17326f; }

.btn-ghost {
  background: var(--surface);
  color: var(--delft);
}
.btn-ghost:hover { background: var(--delft-tint); }

/* Spec sheet, like the title block on a technical drawing */
.spec {
  margin: 0;
  background: var(--surface);
  border: 2px solid var(--ink);
}

.spec div {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  border-bottom: 1px solid var(--ink);
}
.spec div:last-child { border-bottom: 0; }

.spec dt {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--muted);
  padding: 12px 14px;
  border-right: 1px solid var(--ink);
}

.spec dd {
  margin: 0;
  padding: 12px 14px;
  font-size: 0.95rem;
}

/* Skills table uses the spec sheet with a wider label column */
.skills {
  margin-top: 32px;
}
.skills div { grid-template-columns: 15rem 1fr; }
.skills dt { font-size: 0.9rem; color: var(--ink); font-weight: 500; }
.skills dd { color: var(--muted); }

/* ===== Sections ===== */
.section {
  padding: clamp(56px, 8vw, 96px) 0;
}

.section-alt {
  background: var(--surface);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

.section h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.section-intro {
  margin-top: 8px;
  color: var(--muted);
  max-width: 60ch;
}

/* ===== Projects ===== */
.projects {
  list-style: none;
  margin: 40px 0 0;
  padding: 0;
}
/* the heavy top rule sits on the first row, so it lines up with the row dividers */
.project:first-child { border-top: 2px solid var(--ink); }

.project {
  position: relative;          /* lets the title link cover the whole row */
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 24px;
  padding: 24px 16px;
  margin: 0 -16px;
  border-bottom: 1px solid var(--rule);
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.project:hover,
.project:focus-within {
  background: var(--surface);
}

/* Stretch the title link over the full row so the whole project is clickable */
.project h3 a::after {
  content: "";
  position: absolute;
  inset: 0;
}

.project .read-more {
  display: inline-block;
  margin-top: 12px;
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--delft);
}

.project h3 {
  font-size: 1.15rem;
}

.project h3 a {
  color: var(--ink);
  text-decoration: none;
  background-image: linear-gradient(var(--delft), var(--delft));
  background-size: 0 2px;
  background-position: 0 100%;
  background-repeat: no-repeat;
  transition: background-size 0.2s ease;
}
.project:hover h3 a,
.project h3 a:focus-visible {
  color: var(--delft);
  background-size: 100% 2px;
}

.project .project-client {
  margin-top: 4px;
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--delft);
}

.project p {
  margin-top: 8px;
  color: var(--muted);
  max-width: 60ch;
}

.tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 6px;
}

.tags li {
  font-family: var(--mono);
  font-size: 0.8rem;
  padding: 3px 8px;
  background: var(--delft-tint);
  color: var(--delft);
  border-radius: 3px;
}

/* ===== About ===== */
.about h2 { margin-bottom: 20px; }

.about-text p {
  max-width: 62ch;
}
.about-text p + p { margin-top: 16px; }

/* ===== Contact ===== */
.contact {
  border-top: 1px solid var(--rule);
}

.contact-links {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 32px;
}

.contact-links a {
  font-family: var(--mono);
  font-size: 1.05rem;
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* ===== About: career Gantt chart ===== */
.gantt {
  --from: 2012;
  --span: 15;              /* 2012 to 2027 */
  margin: 36px 0 0;
}

.gantt-legend {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 0 0 16px;
  padding: 0;
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--muted);
}
.gantt-legend li::before {
  content: "";
  display: inline-block;
  width: 14px; height: 10px;
  margin-right: 6px;
  vertical-align: -1px;
  background: var(--k);
  border: 1.5px solid var(--k-border, var(--k));
}

.k-edu  { --k: var(--surface); --k-border: var(--ink); }
.k-eng  { --k: #9aa3ad; }
.k-data { --k: var(--delft); }

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

.gantt-rows li { padding: 8px 0; }

.g-label {
  display: block;
  font-size: 0.92rem;
  margin-bottom: 6px;
}
.g-years {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--muted);
  margin-left: 6px;
}

.g-track {
  position: relative;
  display: block;
  height: 14px;
}

.g-bar {
  position: absolute;
  top: 0; bottom: 0;
  left: calc((var(--s) - var(--from)) / var(--span) * 100%);
  width: calc((var(--e) - var(--s)) / var(--span) * 100%);
  background: var(--k);
  border: 1.5px solid var(--k-border, var(--k));
}

/* ongoing role fades out at the right end */
.g-ongoing .g-bar {
  background: linear-gradient(90deg, var(--k) 75%, transparent);
  border-right: 0;
}

.g-mark {
  position: absolute;
  top: 50%;
  left: calc((var(--m) - var(--from)) / var(--span) * 100%);
  width: 12px; height: 12px;
  background: var(--paper);
  border: 2px solid var(--ink);
  transform: translate(-50%, -50%) rotate(45deg);
}

.gantt-axis {
  position: relative;
  height: 24px;
  margin-top: 4px;
  border-top: 1.5px solid var(--ink);
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--muted);
}
.gantt-axis span {
  position: absolute;
  top: 4px;
  left: calc((var(--y) - 2012) / 15 * 100%);
  transform: translateX(-50%);
}

.gantt figcaption {
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--muted);
}

/* ===== Skills: star schema ===== */
.star {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-areas:
    "d1 d5   d2"
    "d3 fact d4"
    ".  d6   .";
  gap: 48px 60px;
  margin-top: 32px;
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
  align-items: center;
}

.d1 { grid-area: d1; }
.d2 { grid-area: d2; }
.d3 { grid-area: d3; }
.d4 { grid-area: d4; }
.d5 { grid-area: d5; }
.d6 { grid-area: d6; }
.st-fact-pos { grid-area: fact; }

.st-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}
.st-rel  { stroke: var(--ink); stroke-width: 1.5; }
.st-card { font-family: var(--mono); font-size: 13px; fill: var(--muted); text-anchor: middle; }

.st-table {
  position: relative;
  z-index: 1;
  background: var(--surface);
  border: 1.5px solid var(--ink);
  border-radius: 4px;
  box-shadow: 3px 3px 0 var(--rule);
  font-size: 0.82rem;
}

.st-table header {
  padding: 6px 10px;
  border-bottom: 1.5px solid var(--ink);
  background: var(--paper);
}
.st-name {
  display: block;
  font-family: var(--mono);
  font-weight: 600;
  font-size: 0.78rem;
}
.st-title {
  display: block;
  font-size: 0.74rem;
  color: var(--muted);
}

.st-table ul {
  list-style: none;
  margin: 0;
  padding: 4px 0;
}
.st-table li {
  padding: 2px 10px 2px 26px;
  position: relative;
  line-height: 1.35;
}
/* column icon, like a field in a model view */
.st-table li::before {
  content: "";
  position: absolute;
  left: 10px; top: 0.55em;
  width: 9px; height: 7px;
  border: 1.5px solid var(--muted);
  border-radius: 1px;
}

/* the fact table stands out */
.st-fact { border-width: 2px; box-shadow: 4px 4px 0 var(--delft-tint); }
.st-fact header { background: var(--delft); border-bottom-color: var(--delft); }
.st-fact .st-name,
.st-fact .st-title { color: #fff; }
.st-fk { font-family: var(--mono); font-size: 0.76rem; color: var(--delft); }
.st-fact li:has(.st-fk)::before { border-color: var(--delft); border-radius: 50%; width: 8px; height: 8px; }

@media (max-width: 900px) {
  .star {
    grid-template-columns: 1fr;
    grid-template-areas: "fact" "d1" "d2" "d3" "d4" "d5" "d6";
    gap: 28px;
  }
  /* on narrow screens the dimensions stack, each joined to the fact table by a short line */
  .st-lines { display: none; }
  .st-table:not(.st-fact)::before {
    content: "";
    position: absolute;
    left: 50%;
    top: -29px;
    height: 28px;
    border-left: 1.5px solid var(--ink);
  }
}

/* ===== Projects: chart thumbnails (small multiples) ===== */
.project:has(.thumb) { grid-template-columns: 132px 1fr 220px; }

.thumb {
  margin: 0;
  background: var(--surface);
  border: 1px solid var(--rule);
  padding: 6px;
  align-self: start;
}
.thumb svg { display: block; width: 100%; height: auto; }

.t-axis { fill: none; stroke: var(--ink); stroke-width: 1.2; }
.t-ref  { fill: none; stroke: var(--muted); stroke-width: 1; stroke-dasharray: 3 3; }
.t-line { fill: none; stroke: var(--delft); stroke-width: 2.2; stroke-linejoin: round; }
.t-fill { fill: var(--delft-tint); }
.t-dots circle { fill: #9aa3ad; }

/* ===== Blog index ===== */
.page-head {
  padding: clamp(40px, 6vw, 72px) 0 clamp(56px, 8vw, 96px);
}
.page-head .projects { margin-top: 24px; }

.page-head h1 {
  font-size: clamp(1.9rem, 4vw, 2.75rem);
  letter-spacing: -0.02em;
}

.site-header nav a[aria-current="page"] { color: var(--ink); }

/* ===== Blog post ===== */
.post {
  padding: clamp(40px, 6vw, 72px) 0 clamp(56px, 8vw, 96px);
}

.post-body {
  max-width: 720px;
}

.back {
  font-family: var(--mono);
  font-size: 0.9rem;
  text-decoration: none;
}
.back:hover { text-decoration: underline; }

.post h1 {
  margin-top: 24px;
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  letter-spacing: -0.02em;
}

.post-lead {
  margin-top: 16px;
  font-size: 1.2rem;
  color: var(--muted);
}

.post .tags {
  margin-top: 20px;
}

/* Fact box, same family as the spec sheet on the home page */
.facts {
  margin: 32px 0 8px;
  background: var(--surface);
  border: 2px solid var(--ink);
}
.facts div {
  display: grid;
  grid-template-columns: 7rem 1fr;
  border-bottom: 1px solid var(--ink);
}
.facts div:last-child { border-bottom: 0; }
.facts dt {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--muted);
  padding: 10px 14px;
  border-right: 1px solid var(--ink);
}
.facts dd {
  margin: 0;
  padding: 10px 14px;
  font-size: 0.95rem;
}

.post h2 {
  margin-top: 48px;
  padding-top: 16px;
  border-top: 1px solid var(--rule);
  font-size: 1.35rem;
}

.post h2 + p,
.post h2 + ul { margin-top: 12px; }
.post p + p { margin-top: 16px; }

.post ul:not(.tags) {
  padding-left: 1.2em;
}
.post ul:not(.tags) li + li { margin-top: 6px; }

.post figure {
  margin: 28px 0;
}
.post figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--rule);
}
.post figcaption {
  margin-top: 8px;
  font-size: 0.9rem;
  color: var(--muted);
}

/* Shown until you add a real chart */
.img-placeholder {
  display: grid;
  place-items: center;
  aspect-ratio: 16 / 9;
  background: var(--delft-tint);
  border: 1px dashed var(--delft);
  color: var(--delft);
  font-family: var(--mono);
  font-size: 0.9rem;
  text-align: center;
  padding: 16px;
}

.todo {
  background: #fff6d6;
  padding: 0 4px;
}

.post pre {
  margin: 20px 0;
  padding: 16px;
  overflow-x: auto;
  background: var(--ink);
  color: #e6e9ee;
  font-family: var(--mono);
  font-size: 0.875rem;
  line-height: 1.5;
  border-radius: 4px;
}

.post-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 40px;
}

.post-nav {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-top: 56px;
  padding-top: 20px;
  border-top: 2px solid var(--ink);
  font-family: var(--mono);
  font-size: 0.9rem;
}
.post-nav a { text-decoration: none; }
.post-nav a:hover { text-decoration: underline; }
.post-nav .next { text-align: right; margin-left: auto; }

/* ===== Footer ===== */
.site-footer {
  border-top: 1px solid var(--rule);
  padding: 24px 0;
  color: var(--muted);
  font-size: 0.9rem;
}

/* ===== Hero: scatter plot with the photo as the outlier ===== */
.scatter {
  position: relative;
  margin: 0;
  justify-self: end;
  width: 100%;
  max-width: 440px;
  aspect-ratio: 1 / 1;
}

.sc-plot { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.sc-axis   { fill: none; stroke: var(--ink); stroke-width: 2; }
.sc-ticks  { stroke: var(--ink); stroke-width: 2; }
.sc-dots circle {
  fill: #9aa3ad;
  opacity: 0.75;
  transform-box: fill-box;
  transform-origin: center;
  transition: transform 0.2s ease, fill 0.2s ease, opacity 0.2s ease;
}
.sc-dots circle:hover { transform: scale(1.8); fill: var(--delft); opacity: 1; }

.sc-point {
  position: absolute;
  left: 74%;
  top: 25%;
  width: 40%;
  aspect-ratio: 1 / 1;
  transform: translate(-50%, -50%);
  padding: 5px;
  background: var(--surface);
  border: 2px solid var(--delft);
  border-radius: 50%;
  box-shadow: 0 0 0 6px var(--delft-tint);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.sc-point img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 30%;
  border-radius: 50%;
}
.sc-point:hover,
.sc-point:focus-visible {
  transform: translate(-50%, -50%) scale(1.06);
  box-shadow: 0 0 0 10px var(--delft-tint);
}

/* ===== Tooltip (shared by all charts) ===== */
.tooltip {
  position: fixed;
  z-index: 50;
  max-width: 280px;
  padding: 8px 12px;
  background: var(--ink);
  color: #fff;
  font-size: 0.85rem;
  line-height: 1.4;
  border-radius: 4px;
  box-shadow: 0 6px 18px rgba(27, 31, 36, 0.18);
  pointer-events: none;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.15s ease, transform 0.15s ease;
}
.tooltip.is-visible { opacity: 1; transform: translateY(0); }

[data-tip] { cursor: help; }
.thumb[data-tip] { cursor: pointer; }

/* ===== Hover animations ===== */

/* Buttons lift */
.btn {
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}
.btn:hover,
.btn:focus-visible { transform: translateY(-2px); box-shadow: 0 4px 0 var(--delft-tint); }
.btn:active { transform: translateY(0); box-shadow: none; }

/* Text links: underline slides in */
.contact-links a,
.back,
.post-nav a {
  text-decoration: none;
  background-image: linear-gradient(currentColor, currentColor);
  background-size: 0 1.5px;
  background-position: 0 100%;
  background-repeat: no-repeat;
  transition: background-size 0.2s ease;
}
.contact-links a:hover, .contact-links a:focus-visible,
.back:hover, .post-nav a:hover { background-size: 100% 1.5px; text-decoration: none; }
.contact-links a { padding-bottom: 2px; }

.site-header nav a { transition: color 0.15s ease; }

/* Gantt: hovered row's bar thickens, the others fade */
.gantt-rows li { transition: opacity 0.2s ease; }
.g-bar { transition: transform 0.2s ease, filter 0.2s ease; transform-origin: left center; }
.gantt-rows:hover li { opacity: 0.45; }
.gantt-rows li:hover,
.gantt-rows li:focus-visible { opacity: 1; }
.gantt-rows li:hover .g-bar,
.gantt-rows li:focus-visible .g-bar { transform: scaleY(1.45); filter: brightness(1.08); }
.g-mark { transition: transform 0.2s ease; cursor: help; }
.g-mark:hover,
.g-mark:focus-visible { transform: translate(-50%, -50%) rotate(45deg) scale(1.4); }

/* Star schema: hovering a skill highlights that row and its table's relationship */
.st-table { transition: opacity 0.2s ease, border-color 0.2s ease; }
.st-table li {
  cursor: default;
  transition: background-color 0.15s ease, color 0.15s ease, padding-left 0.15s ease;
}
.st-table li:hover,
.st-table li:focus-visible {
  background: var(--delft-tint);
  color: var(--delft);
  padding-left: 30px;
  outline: none;
}
.st-table li:hover::before,
.st-table li:focus-visible::before { border-color: var(--delft); background: var(--delft); }
.star.has-focus .st-table:not(.is-linked) { opacity: 0.45; }
.st-table.is-linked:not(.st-fact) { border-color: var(--delft); }
.st-edge .st-rel  { transition: stroke 0.2s ease, stroke-width 0.2s ease; }
.st-edge.is-active .st-rel  { stroke: var(--delft); stroke-width: 3; }
.st-edge.is-active .st-card { fill: var(--delft); font-weight: 600; }

/* Project thumbnails: lift, and the curve redraws */
.thumb {
  position: relative;
  z-index: 2;                 /* above the row link, so the tooltip works */
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.project:hover .thumb,
.thumb:hover { transform: translateY(-2px) scale(1.04); box-shadow: 3px 4px 0 var(--delft-tint); border-color: var(--delft); }
.t-line { stroke-dasharray: 1; stroke-dashoffset: 0; }
.project:hover .t-line { animation: draw-line 0.9s ease forwards; }
.project:hover .thumb rect { animation: grow-bar 0.6s ease both; transform-box: fill-box; transform-origin: bottom; }
@keyframes draw-line { from { stroke-dashoffset: 1; } to { stroke-dashoffset: 0; } }
@keyframes grow-bar  { from { transform: scaleY(0); } to { transform: scaleY(1); } }

/* Blog charts: lift, open full size on click */
.fig-link { display: block; cursor: zoom-in; }
.fig-link img { transition: transform 0.2s ease, box-shadow 0.2s ease; }
.fig-link:hover img,
.fig-link:focus-visible img { transform: translateY(-3px); box-shadow: 0 8px 20px rgba(27, 31, 36, 0.12); }

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

/* ===== Responsive ===== */
@media (max-width: 820px) {
  .hero-grid { grid-template-columns: 1fr; }
  .scatter { justify-self: start; max-width: 280px; grid-row: 1; }
  .skills div { grid-template-columns: 1fr; }
  .skills dt { border-right: 0; border-bottom: 1px solid var(--rule); }
  .project { grid-template-columns: 1fr; gap: 12px; }
  .project:has(.thumb) { grid-template-columns: 96px 1fr; column-gap: 16px; }
  .project:has(.thumb) .tags { grid-column: 2; }
}

@media (max-width: 560px) {
  .logo { white-space: nowrap; font-size: 0.9rem; }
  .site-header nav a[href$="#about"],
  .site-header nav a[href$="#skills"] { display: none; }
  .facts div { grid-template-columns: 6rem 1fr; }
  .post-nav { flex-direction: column; }
  .post-nav .next { text-align: left; margin-left: 0; }
}