:root {
  --background: #d5d5d5;
  --panel: #e9e9e9;
  --text: #222;
  --muted: #555;
  --link: #8a5610;
}

:root[data-theme="dark"] {
  --background: #0d0d11;
  --panel: #14141a;
  --text: #e9e9e9;
  --muted: #a3b1c6;
  --link: #c07820;
}

html {
  background: var(--background);
  display: flex;
  min-height: calc(100vh - 3rem);
  padding: 1.5rem;
}

/* the background canvas only: the fishing game has its own, inside the panel */
body > canvas {
  inset: 0;
  position: fixed;
  z-index: -1;
}

body {
  color: var(--text);
  display: flex;
  position: relative;
  flex-direction: column;
  font: 1rem/1.6 ui-monospace, monospace;
  gap: 0.75rem;
  margin: auto;
  max-width: 38rem;
  width: 100%;
}

/* the three boxes, opaque so the drifting shapes never sit behind the text */
.panel, #controls, #hud, #stamp {
  background: var(--panel);
  border: 2px solid var(--text);
}

.panel { padding: 1.5rem; }

a { color: var(--link); text-decoration: none; }
a:hover { text-shadow: 0 0 8px currentColor; }

header, footer {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  justify-content: space-between;
}

header {
  border-bottom: 2px solid var(--text);
  margin-bottom: 2.5rem;
  padding-bottom: 0.5rem;
}

header .name {
  color: inherit;
  text-decoration: none;
}

nav a { margin-left: 0.8rem; }
nav a::before, summary::before { content: "["; }
[data-theme="dark"] #theme::before { content: "[◐"; }
[data-theme="light"] #theme::before { content: "[◑"; }
[data-shapes="on"] #shapes::before { content: "[◆"; }
[data-shapes="off"] #shapes::before { content: "[◇"; }
nav a::after, summary::after, #controls button::after { content: "]"; }

button {
  background: none;
  border: 0;
  color: var(--link);
  cursor: pointer;
  font: inherit;
  padding: 0;
}

/* a column of switches, just outside the panel's top right corner */
#controls {
  display: flex;
  flex-direction: column;
  left: 100%;
  margin-left: 0.75rem;
  padding: 0.3rem 0.5rem;
  position: absolute;
  top: 0;
}

.name, nav a, summary, h1, h2, h3 { text-transform: uppercase; }

h1, h2, h3 { line-height: 1.25; margin: 2rem 0 0.5rem; }
h1 { font-size: 1.25rem; }
h2, h3 { font-size: 1rem; }

time { color: var(--muted); flex: none; font-size: 0.9rem; }

/* a small box of its own, tucked under the panel */
#hud {
  align-self: flex-end;
  color: var(--muted);
  display: flex;
  font-size: 0.75rem;
  gap: 1rem;
  padding: 0.15rem 0.6rem;
}

#hud time { font-size: inherit; }

/* nothing collides while the shapes are off, so the count goes too */
[data-shapes="off"] #hud span { display: none; }

/* the version stamp, pinned to the corner of the screen */
#stamp {
  bottom: 1.5rem;
  color: var(--muted);
  font-size: 0.75rem;
  left: 1.5rem;
  padding: 0.15rem 0.6rem;
  position: fixed;
}

#reads { color: var(--muted); font-size: 0.9rem; }

#game {
  border: 2px solid var(--muted);
  display: block;
  height: 20rem;
  touch-action: none;
  width: 100%;
}

img { height: auto; max-width: 100%; }
img.img-small { display: block; margin: 1rem auto; max-width: 60%; }

.project { border-top: 2px solid var(--muted); margin-top: 2.5rem; }
.project img { display: block; margin: 1.5rem auto; max-height: 9rem; }

/* the whole card is the link, but only its heading should look like one */
.project a { color: inherit; display: block; }
.project h2 { color: var(--link); }
.project a:hover { text-shadow: none; }
.project a:hover h2 { text-shadow: 0 0 8px currentColor; }

/* logos drawn as dark line art need a light panel to sit on in the dark theme */
[data-theme="dark"] .logo { background: #e9e9e9; }

/* pynanovna ships one logo per theme; show only the one that fits */
[data-theme="dark"] .when-light, [data-theme="light"] .when-dark { display: none; }

hr { border: 0; border-top: 2px solid var(--muted); margin: 2rem 0; }

.post-list { list-style: none; padding: 0; }

.post-list li {
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  margin-bottom: 0.6rem;
}

footer {
  border-top: 2px solid var(--text);
  font-size: 0.9rem;
  margin-top: 4rem;
  padding-top: 1rem;
}

summary {
  color: var(--link);
  cursor: pointer;
  display: inline-block;
  font-size: 0.9rem;
  width: fit-content;
}

details { position: relative; text-align: right; }

/* out of flow, so revealing it never resizes the panel */
details img {
  bottom: 100%;
  max-width: 12rem;
  position: absolute;
  right: 0;
}

@media (max-width: 46rem) {
  html {
    box-sizing: border-box;
    min-height: 100vh;
    padding: clamp(0.5rem, 4vw, 1rem);
  }

  body { font-size: clamp(0.8125rem, 3.75vw, 1rem); }
  .panel { padding: clamp(0.75rem, 4vw, 1.25rem); }
  main { overflow-wrap: anywhere; }

  #controls {
    box-sizing: border-box;
    flex-direction: row;
    gap: 0.75rem;
    justify-content: flex-end;
    left: auto;
    margin: 0;
    position: static;
    width: 100%;
  }

  header {
    gap: 0.75rem;
    margin-bottom: 1.75rem;
  }

  nav {
    display: grid;
    gap: 0.25rem 1rem;
    grid-template-columns: repeat(2, max-content);
  }

  nav a { margin-left: 0; }

  .post-list li {
    flex-direction: column;
    gap: 0;
  }

  footer {
    align-items: center;
    display: grid;
    gap: 0.75rem;
    grid-template-columns: 1fr 1fr;
  }

  footer small { grid-column: 1 / -1; }
  footer .button { text-align: center; }

  #stamp { display: none; }

  #hud {
    align-self: stretch;
    box-sizing: border-box;
    justify-content: flex-end;
  }
}

.button {
  border: 2px solid var(--link);
  padding: 0.1rem 0.6rem;
}