/* florianfouillet.com: one page, one stylesheet, no script, no outside request.
   The page hangs on one line, like devices on an industrial line topology: each section is a node on it.
   Shape carries meaning as well as colour (the head node is a ring, the others are dots). */

@font-face { font-family: "Newsreader"; src: url("/fonts/Newsreader.woff") format("woff"); font-weight: 200 800; font-style: normal; font-display: swap; }
@font-face { font-family: "Newsreader"; src: url("/fonts/Newsreader-Italic.woff") format("woff"); font-weight: 200 800; font-style: italic; font-display: swap; }
@font-face { font-family: "Didact Gothic"; src: url("/fonts/DidactGothic.woff") format("woff"); font-display: swap; }

:root {
  --ground: #0A0F1C;
  --text: #EDE6D6;
  --soft: #C9C3B5;
  --muted: #9AA3B5;
  --gold: #E8B65A;
  --gold-hover: #F4D79B;
  --blue: #6FB7FF;
  --rule: #26314A;
  --display: "Didact Gothic", "Century Gothic", "Avenir Next", sans-serif;
  --read: "Newsreader", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --wire-x: 1rem;
  --gutter: 3.25rem;
  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root {
    --ground: #EEF1F6;
    --text: #14203A;
    --soft: #2C3858;
    --muted: #56607A;
    --gold: #8A5A12;
    --gold-hover: #6E4710;
    --blue: #1F63A8;
    --rule: #C8CFDC;
    color-scheme: light;
  }
}

* { box-sizing: border-box; }

html { background: var(--ground); color: var(--text); -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--read);
  font-size: 1.125rem;
  line-height: 1.65;
  font-optical-sizing: auto;
  text-rendering: optimizeLegibility;
}

a { color: var(--gold); text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
a:hover { color: var(--gold-hover); text-decoration-thickness: 2px; }
a:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: 2px; }

/* Layout: a contents menu that stays in view, and the page on its line */

html { scroll-behavior: smooth; }
section, #top { scroll-margin-top: 2rem; }

.page {
  max-width: calc(12rem + 40rem + var(--gutter) + 4rem);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 12rem minmax(0, 1fr);
  gap: 0 2rem;
  padding: 0 1.5rem;
}

.toc {
  position: sticky;
  top: 0;
  align-self: start;
  padding: 5.9rem 0 2rem;
  font-family: var(--display);
  font-size: 0.98rem;
  word-spacing: -0.03em;
}
.toc ul { list-style: none; margin: 0; padding: 0; }
.toc li { margin: 0; }
.toc a {
  display: block;
  padding: 0.28rem 0 0.28rem 0.9rem;
  border-left: 1px solid var(--rule);
  color: var(--muted);
  text-decoration: none;
}
.toc a:hover { color: var(--text); border-left-color: var(--gold); }
.toc a:focus-visible { outline-offset: 1px; }
.toc .toc-name {
  border-left: 0;
  padding-left: 0;
  margin-bottom: 0.9rem;
  color: var(--text);
  font-size: 1.05rem;
  word-spacing: -0.04em;
}

/* The line and its nodes */

.content {
  position: relative;
  max-width: calc(40rem + var(--gutter));
  padding: 5.5rem 0 3rem calc(var(--gutter) + 1rem);
}

.content::before {
  content: "";
  position: absolute;
  left: calc(var(--wire-x) + 1rem);
  top: calc(5.5rem + 52px);
  bottom: 3.9rem;
  width: 1px;
  background: linear-gradient(to bottom, var(--gold), var(--blue) 70%, var(--rule));
  transform-origin: top;
  animation: wire 1.6s cubic-bezier(.3, .6, .2, 1) both;
}

.node {
  position: absolute;
  left: calc(var(--wire-x) - var(--gutter) - 5px);
  top: 0.55em;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 4px var(--ground);
  animation: node 0.5s ease-out both;
}

.node-head {
  left: calc(var(--wire-x) - var(--gutter) - 10px);
  top: calc(52px - 10.5px);
  width: 21px;
  height: 21px;
  background: var(--ground);
  border: 2px solid var(--gold);
  box-shadow: 0 0 0 4px var(--ground), inset 0 0 0 4px var(--ground), inset 0 0 0 9px var(--gold);
}

.node-end {
  left: calc(var(--wire-x) - var(--gutter) - 4px);
  top: 0.55em;
  width: 9px;
  height: 9px;
  background: var(--ground);
  border: 1.5px solid var(--muted);
}

section:nth-of-type(1) .node { animation-delay: 0.35s; }
section:nth-of-type(2) .node { animation-delay: 0.5s; }
section:nth-of-type(3) .node { animation-delay: 0.65s; }
section:nth-of-type(4) .node { animation-delay: 0.8s; }
section:nth-of-type(5) .node { animation-delay: 0.95s; }
section:nth-of-type(6) .node { animation-delay: 1.1s; }
section:nth-of-type(7) .node { animation-delay: 1.25s; }
section:nth-of-type(8) .node { animation-delay: 1.4s; }
section:nth-of-type(9) .node { animation-delay: 1.55s; }
.node-end { animation-delay: 1.7s; }

@keyframes wire { from { transform: scaleY(0); } to { transform: scaleY(1); } }
@keyframes node { from { opacity: 0; transform: scale(0.4); } to { opacity: 1; transform: scale(1); } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .content::before, .node { animation: none; }
}

/* Head */

.hero { position: relative; margin-bottom: 4.5rem; }

.id { display: flex; align-items: center; gap: 1.5rem; margin-bottom: 1.8rem; }

.portrait {
  flex: none;
  width: 104px;
  height: 104px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 0 2px var(--ground), 0 0 0 3px var(--gold);
}

h1 {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(2.6rem, 7vw, 4.25rem);
  line-height: 1.02;
  letter-spacing: -0.015em;
  word-spacing: -0.07em;
  margin: 0;
}

.known {
  font-family: var(--display);
  color: var(--muted);
  font-size: 1.05rem;
  margin: 0.5rem 0 0;
}

.lead {
  font-size: 1.32rem;
  line-height: 1.55;
  color: var(--text);
  max-width: 34em;
  margin: 0 0 1.6rem;
}

.links { display: flex; flex-wrap: wrap; gap: 0.4rem 1.6rem; font-family: var(--display); font-size: 1rem; }

/* Sections */

section { position: relative; margin: 0 0 4rem; }

h2 {
  position: relative;
  font-family: var(--display);
  font-weight: 400;
  font-size: 1.45rem;
  letter-spacing: 0.005em;
  word-spacing: -0.04em;
  line-height: 1.3;
  margin: 0 0 1.1rem;
}

h3 {
  font-family: var(--read);
  font-weight: 600;
  font-size: 1.15rem;
  line-height: 1.4;
  margin: 0;
}

p { margin: 0 0 1em; max-width: 38em; }

.intro { color: var(--soft); }

/* Work */

.timeline { list-style: none; margin: 0 0 1.5rem; padding: 0; }

.timeline li {
  display: grid;
  grid-template-columns: 8.5rem 1fr;
  gap: 0 1.25rem;
  padding: 1.1rem 0;
  border-top: 1px solid var(--rule);
}
.timeline li:last-child { border-bottom: 1px solid var(--rule); }
.timeline li p { margin-bottom: 0.4em; }

.when {
  font-family: var(--display);
  font-size: 0.95rem;
  color: var(--muted);
  padding-top: 0.15rem;
}

.where { color: var(--muted); font-style: italic; font-size: 1.02rem; }

.aside { color: var(--soft); font-size: 1.02rem; }

/* Projects */

.project { margin: 0 0 2.4rem; }
.project strong { font-weight: 600; }

.map { margin: 1.6rem 0 1.8rem; }
.map img { display: block; width: 100%; height: auto; border-radius: 14px; }
.map figcaption { color: var(--muted); font-size: 0.95rem; margin-top: 0.6rem; max-width: 38em; }

/* People */

.people { margin: 0; }
.people dt { font-family: var(--display); font-size: 1.15rem; word-spacing: -0.04em; margin-top: 1.1rem; }
.people dt:first-child { margin-top: 0; }
.people dd { margin: 0.25rem 0 0; max-width: 38em; }
.people dd p { margin: 0 0 0.7em; }
.people dd p:last-child { margin-bottom: 0; }
.project h3 { font-family: var(--display); font-weight: 400; font-size: 1.25rem; word-spacing: -0.04em; margin-bottom: 0.3rem; }

/* Reading and writing */

.shelf, .posts, .tenets { list-style: none; margin: 0; padding: 0; }

.shelf li, .posts li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.1rem 1.5rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--rule);
}

cite { font-style: italic; font-size: 1.12rem; }
.posts .title { font-size: 1.08rem; }
.by, .date { color: var(--muted); font-size: 0.98rem; }
.date { font-family: var(--display); font-size: 0.92rem; }

.tenets li {
  font-size: 1.3rem;
  line-height: 1.45;
  padding: 0.15rem 0;
}

/* Foot */

.foot { position: relative; color: var(--muted); font-size: 0.95rem; }
.foot p { margin: 0; }

/* Medium screens: the menu becomes a bar along the top */

@media (max-width: 64rem) {
  .page { display: block; max-width: calc(40rem + var(--gutter) + 3rem); }
  .toc {
    position: sticky;
    top: 0;
    z-index: 2;
    margin: 0 -1.5rem;
    padding: 0.6rem 1.5rem;
    background: var(--ground);
    border-bottom: 1px solid var(--rule);
    overflow-x: auto;
    white-space: nowrap;
    scrollbar-width: none;
  }
  .toc::-webkit-scrollbar { display: none; }
  .toc .toc-name { display: none; }
  .toc ul { display: flex; gap: 1.2rem; }
  .toc a { display: inline-block; border-left: 0; padding: 0.2rem 0; }
  .toc a:hover { border-left-color: transparent; text-decoration: underline; text-decoration-color: var(--gold); }
  section, #top { scroll-margin-top: 3.6rem; }
  .content { padding-top: 3.5rem; }
  .content::before { top: calc(3.5rem + 52px); }
}

/* Narrow screens: the line moves to the edge */

@media (max-width: 40rem) {
  :root { --wire-x: 0.25rem; --gutter: 1.6rem; }
  body { font-size: 1.0625rem; }
  .page { padding: 0 1rem; }
  .toc { margin: 0 -1rem; padding: 0.55rem 1rem; font-size: 0.95rem; }
  .content { padding: 2.5rem 0 2.5rem calc(var(--gutter) + 0rem); }
  .content::before { left: calc(var(--wire-x) + 0rem); top: calc(2.5rem + 38px); bottom: 3.4rem; }
  .portrait { width: 76px; height: 76px; }
  .id { gap: 1rem; }
  .node-head { width: 17px; height: 17px; left: calc(var(--wire-x) - var(--gutter) - 8px); top: calc(38px - 8.5px); box-shadow: 0 0 0 3px var(--ground), inset 0 0 0 3px var(--ground), inset 0 0 0 7px var(--gold); }
  .lead { font-size: 1.18rem; }
  .timeline li { grid-template-columns: 1fr; }
  .when { padding-top: 0; }
  .tenets li { font-size: 1.15rem; }
}