:root {
  --rosewater: #f5e0dc;
  --flamingo: #f2cdcd;
  --pink: #f5c2e7;
  --mauve: #cba6f7;
  --red: #f38ba8;
  --maroon: #eba0ac;
  --peach: #fab387;
  --yellow: #f9e2af;
  --green: #a6e3a1;
  --teal: #94e2d5;
  --sky: #89dceb;
  --sapphire: #74c7ec;
  --blue: #89b4fa;
  --lavender: #b4befe;
  --text: #cdd6f4;
  --subtext: #bac2de;
  --overlay: #6c7086;
  --surface: #313244;
  --base: #1e1e2e;
  --mantle: #181825;
  --crust: #11111b;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--base);
  color: var(--text);
  font-family: system-ui, sans-serif;
}

main {
  max-width: 1160px;
  margin: 0 auto;
  padding: 1rem;
  text-align: center;
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 2rem;
  align-items: start;
}

.game-panel {
  position: sticky;
  top: 1rem;
  z-index: 2;
  background: var(--base);
  border: 1px solid var(--surface);
  border-radius: 16px;
  padding: 1rem;
}
.game-panel h1 { font-size: 1.5rem; }
.game-panel #countdown { font-size: clamp(1.8rem, 3.5vw, 2.7rem); }
.game-panel #history-global-summary { font-size: 0.85rem; color: var(--subtext); }
.section-browser { min-width: 0; }
#section-nav { display: flex; flex-wrap: wrap; gap: 0.5rem; }
#section-nav button { flex: 1 0 auto; min-height: 44px; }
#section-nav button[aria-expanded="true"] {
  background: var(--mauve);
  color: var(--crust);
  border-color: var(--mauve);
}
#section-hint { color: var(--subtext); margin-top: 2rem; }
[data-panel] { overflow-x: auto; padding: 1rem; }
[data-panel] h2 { margin-top: 0; }
form { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.5rem; }
form input { min-width: 0; max-width: 100%; }

h1 { letter-spacing: 0.3em; }

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

section { margin: 1.5rem 0; }

#countdown {
  font-family: ui-monospace, monospace;
  font-size: clamp(2rem, 9vw, 4rem);
  font-weight: bold;
  background: none !important;
  border: none !important;
}

#zone-label { text-transform: uppercase; letter-spacing: 0.2em; }

#zone-bar {
  position: relative;
  display: flex;
  height: 14px;
  margin: 0.75rem auto;
  border: 1px solid var(--overlay);
  border-radius: 4px;
  overflow: hidden;
}
#zone-bar span { flex: 1 1 0; }
#zone-marker {
  position: absolute;
  top: -6px;
  width: 3px;
  height: 26px;
  background: var(--mauve);
  box-shadow: 0 0 4px var(--crust);
  transition: left 0.2s linear;
}

#the-button {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  font-size: 1.6rem;
  font-weight: bold;
  cursor: pointer;
  border: 6px solid var(--mantle);
  box-shadow: 0 8px 0 var(--crust);
  transition: transform 0.05s;
}
#the-button:active:not(:disabled) { transform: translateY(6px); box-shadow: 0 2px 0 var(--crust); }
#the-button:disabled { cursor: not-allowed; opacity: 0.5; }

.zone-green  { background: var(--green);  color: var(--crust); }
.zone-blue   { background: var(--blue);   color: var(--crust); }
.zone-yellow { background: var(--yellow); color: var(--crust); }
.zone-red    { background: var(--red);    color: var(--crust); }
.zone-black  { background: var(--mantle); color: var(--text); border-color: var(--overlay) !important; }
.zone-white  { background: var(--text);   color: var(--crust); }

#countdown.zone-green  { color: var(--green); }
#countdown.zone-blue   { color: var(--blue); }
#countdown.zone-yellow { color: var(--yellow); }
#countdown.zone-red    { color: var(--red); }
#countdown.zone-black  { color: var(--black); }
#countdown.zone-white  { color: var(--white); }

.swatch {
  display: inline-block;
  padding: 0 0.4em;
  margin: 0 0.15em;
  border: 1px solid var(--overlay);
  border-radius: 3px;
}

table {
  margin: 0.5rem auto;
  border-collapse: collapse;
  min-width: 60%;
}
th, td { padding: 0.3rem 0.6rem; border-bottom: 1px solid var(--surface); }

#leaderboard-section {
  padding: 1rem;
  background: var(--mantle);
  border: 1px solid var(--surface);
  border-radius: 12px;
}
#leaderboard-section > p { color: var(--subtext); font-size: 0.9rem; }
#leaderboard-status:empty { display: none; }
.leaderboard-scroll { overflow-x: auto; }
#leaderboard { width: 100%; }
#leaderboard th { color: var(--lavender); }
#leaderboard th:nth-child(2), #leaderboard td:nth-child(2) {
  text-align: left;
  overflow-wrap: anywhere;
}
#leaderboard td:not(:nth-child(2)) { font-variant-numeric: tabular-nums; }
#leaderboard tbody tr:first-child { color: var(--yellow); }
#leaderboard tbody tr:hover { background: var(--surface); }

input, button {
  font-size: 1rem;
  padding: 0.4rem 0.8rem;
}

input {
  border: 1px solid var(--overlay);
  border-radius: 4px;
  background: var(--mantle);
  color: var(--text);
}

input::placeholder { color: var(--overlay); }

button:not(#the-button) {
  border: 1px solid var(--overlay);
  border-radius: 4px;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}

button:not(#the-button):hover { background: var(--overlay); }
button:focus-visible, a:focus-visible, input:focus-visible, summary:focus-visible {
  outline: 2px solid var(--mauve);
  outline-offset: 2px;
}

.share-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin: 0.5rem 0 1rem;
}

.share-link {
  display: inline-block;
  padding: 0.45rem 0.8rem;
  border: 1px solid var(--overlay);
  border-radius: 4px;
  color: var(--text);
  text-decoration: none;
}

.share-link:hover, .share-link:focus-visible { background: var(--surface); }
.share-link[aria-disabled="true"] { opacity: 0.5; pointer-events: none; }
#mastodon-instance { max-width: 100%; }
#share-controls label { display: block; }

.error { color: var(--red); }

#rules { text-align: left; font-size: 0.9rem; color: var(--subtext); }

@media (max-width: 760px) {
  main { display: block; padding: 0.5rem; }
  .game-panel {
    top: 0;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.25rem 0.5rem;
    padding: 0.5rem;
    border-radius: 0 0 12px 12px;
    box-shadow: 0 6px 16px var(--crust);
  }
  .game-panel h1 { grid-column: 1 / -1; margin: 0; font-size: 1rem; }
  .game-panel section { margin: 0; }
  .game-panel #countdown { font-size: clamp(1.4rem, 6vw, 2.5rem); }
  #zone-label { font-size: 0.7rem; letter-spacing: 0.1em; }
  #zone-bar { margin: 0.35rem auto; }
  .game-panel #history-global-summary { margin: 0.25rem 0; font-size: 0.7rem; }
  #the-button { width: 84px; height: 84px; font-size: 1rem; border-width: 4px; }
  #button-section { align-self: center; }
  #press-result { max-width: 110px; margin: 0.4rem 0 0; font-size: 0.7rem; }
  #press-result:empty { display: none; }
  .section-browser { margin-top: 1rem; }
}