/* ---------- Tokens ---------- */
/* Colours are drawn from Friedrich's "Two Men by the Sea": the pale glow
   of the sky for the page, the dark shore for ink, the dusky clouds for
   secondary text, and the orange of the horizon for the accent. */
:root {
  --bg: #f1e6cf;
  --text: #221e17;
  --muted: #6b5c45;
  --rule: #dccba6;
  --underline: #b6a177;
  --accent: #a8561b;

  --serif: "Newsreader", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --measure: 52rem;
  color-scheme: light;
}

:root[data-theme="dark"] {
  --bg: #1a1611;
  --text: #e5d3ac;
  --muted: #a08f70;
  --rule: #332c21;
  --underline: #615340;
  --accent: #e2a55f;
  color-scheme: dark;
}

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--serif);
  font-size: 1.0625rem;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background-color 0.25s ease, color 0.25s ease;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: var(--underline);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: color 0.15s ease, text-decoration-color 0.15s ease;
}

a:hover {
  color: var(--accent);
  text-decoration-color: currentColor;
}

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

.wrap {
  max-width: var(--measure);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ---------- Header ---------- */
.site-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  padding: 2.5rem 0 1.25rem;
  border-bottom: 1px solid var(--rule);
}

.site-name {
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-family: var(--sans);
  font-size: 0.875rem;
}

.site-nav a {
  color: var(--muted);
  text-decoration: none;
}

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

.site-nav a[aria-current="page"] {
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 0.45em;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  margin: -0.5rem -0.5rem -0.5rem 0;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: none;
  color: var(--muted);
  cursor: pointer;
  align-self: center;
}

.theme-toggle:hover {
  color: var(--text);
}

.theme-toggle svg {
  width: 1.05rem;
  height: 1.05rem;
}

.theme-toggle .icon-sun,
:root[data-theme="dark"] .theme-toggle .icon-moon {
  display: none;
}

:root[data-theme="dark"] .theme-toggle .icon-sun {
  display: block;
}

/* ---------- Projects ---------- */
.project {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  align-items: center;
  gap: 1.5rem 2.25rem;
  padding: 2.25rem 0;
  border-top: 1px solid var(--rule);
}

.project:first-child {
  border-top: 0;
}

.project h2 {
  margin: 0 0 0.5rem;
  font-size: 1.375rem;
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.015em;
  text-wrap: balance;
}

.project p {
  margin: 0;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.5rem;
  margin: 0.85rem 0 0;
  padding: 0;
  list-style: none;
  font-family: var(--sans);
  font-size: 0.9375rem;
}

.links a {
  text-decoration: none;
  border-bottom: 1px solid var(--underline);
  padding-bottom: 1px;
}

.links a::after {
  content: "\2197";
  display: inline-block;
  margin-left: 0.3em;
  color: var(--accent);
  transition: transform 0.15s ease;
}

.links a:hover {
  border-bottom-color: currentColor;
}

.links a:hover::after {
  transform: translate(2px, -2px);
}

.links .note {
  color: var(--muted);
}

.plate {
  margin: 0;
}

/* The figures are transparent with black linework, so on the dark theme
   flip their lightness (the hue rotation keeps colours roughly as drawn). */
:root[data-theme="dark"] .plate img {
  filter: invert(1) hue-rotate(180deg);
}

/* ---------- About ---------- */
.about {
  padding: 4rem 0 3.5rem;
}

.intro {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.headshot {
  flex: none;
  width: 9rem;
  height: 9rem;
  border-radius: 50%;
  object-fit: cover;
}

.intro p {
  margin: 0;
}

.icons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.6rem;
  margin: 2.5rem 0 0;
  padding: 0;
  list-style: none;
  font-size: 1.5rem;
}

.icons a {
  display: block;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.15s ease, transform 0.15s ease;
}

.icons a:hover {
  color: var(--accent);
  transform: translateY(-2px);
}

.icons li {
  position: relative;
}

.copied {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 0.35rem;
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
  background: var(--text);
  color: var(--bg);
  font-family: var(--sans);
  font-size: 0.8125rem;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.copied.is-visible {
  opacity: 1;
}

.painting {
  margin: 3.5rem 0 0;
}

.painting img {
  width: 100%;
  border-radius: 6px;
}

.painting {
  position: relative;
}

.painting.is-magnifying img {
  cursor: none;
}

.lens {
  position: absolute;
  top: 0;
  left: 0;
  width: 11rem;
  height: 11rem;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 50%;
  background-color: var(--bg);
  background-repeat: no-repeat;
  box-shadow: 0 0 0 1px rgba(26, 22, 17, 0.4), 0 10px 30px rgba(26, 22, 17, 0.4);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s ease;
  will-change: transform;
}

.painting.is-magnifying .lens {
  opacity: 1;
}

.revelation {
  max-height: 0;
  margin: 0;
  overflow: hidden;
  font-size: 1.375rem;
  font-style: italic;
  line-height: 1.35;
  text-align: center;
  text-wrap: balance;
  opacity: 0;
  transition: opacity 3s ease, max-height 0.6s ease, margin 0.6s ease;
}

/* First the space opens (and the page scrolls to it), then the text fades in */
.revelation.is-open {
  max-height: 8rem;
  margin-top: 2rem;
}

.revelation.is-revealed {
  opacity: 1;
}

.painting figcaption {
  margin-top: 0.75rem;
  font-family: var(--sans);
  font-size: 0.8125rem;
  color: var(--muted);
}

/* ---------- Footer ---------- */
.site-footer {
  padding: 1.5rem 0 3rem;
  border-top: 1px solid var(--rule);
  font-family: var(--sans);
  font-size: 0.8125rem;
  color: var(--muted);
}

/* ---------- Small screens ---------- */
@media (max-width: 42rem) {
  .project {
    grid-template-columns: minmax(0, 1fr);
    padding: 2rem 0;
  }
}

@media (max-width: 34rem) {
  .site-header {
    padding-top: 1.75rem;
  }

  .site-nav {
    gap: 1.25rem;
  }


  .intro {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
  }
}

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