/* Shatterbelt: one canvas, as large as fits at 16:10, with touch buttons on phones and tablets. */
:root { --bg: #04060d; --fg: #e9eef7; --dim: #7f8aa3; --line: #2a3550; --hot: #8fe9ff; color-scheme: dark; }
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--fg); }
body {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
  min-height: 100dvh; overflow: hidden; font: 12px/1 ui-monospace, Menlo, Consolas, monospace;
  -webkit-user-select: none; user-select: none; -webkit-touch-callout: none;
}
#stage { position: relative; width: min(100vw, calc((100dvh - 76px) * 1.6)); }
canvas#game { display: block; width: 100%; aspect-ratio: 16 / 10; touch-action: none; cursor: default; outline: none; }
#touch { display: flex; justify-content: space-between; align-items: flex-end; gap: 12px; padding: 0 12px; position: absolute; left: 0; right: 0; bottom: 12px; pointer-events: none; }
#touch[hidden] { display: none; }
#touch .cluster { display: flex; gap: 10px; align-items: flex-end; pointer-events: auto; }
#touch button {
  min-width: 64px; min-height: 64px; padding: 0 12px; border-radius: 50%;
  font: bold 13px ui-monospace, Menlo, Consolas, monospace; color: var(--fg);
  background: rgba(20, 30, 50, 0.45); border: 2px solid rgba(143, 233, 255, 0.45);
  touch-action: none; -webkit-tap-highlight-color: transparent;
}
#touch button.small { min-width: 52px; min-height: 52px; font-size: 11px; }
#touch button.fire { min-width: 78px; min-height: 78px; border-color: rgba(255, 166, 61, 0.7); }
#touch button.on { background: rgba(143, 233, 255, 0.35); }
#bar { display: flex; gap: 10px; align-items: center; justify-content: center; flex-wrap: wrap; }
#bar button, #bar a {
  font: 12px/1 ui-monospace, Menlo, Consolas, monospace; color: var(--dim); background: none; text-decoration: none;
  border: 1px solid var(--line); padding: 8px 12px; min-height: 32px; cursor: pointer; display: inline-flex; align-items: center;
}
#bar button:hover, #bar button:focus-visible, #bar a:hover, #bar a:focus-visible { color: var(--fg); border-color: var(--hot); }
#bar button[hidden] { display: none; }
/* Phones held upright: the field on top, the touch buttons underneath it. */
@media (orientation: portrait) {
  #stage { width: 100vw; }
  #touch { position: static; padding: 16px 16px 0; }
  #touch button { min-width: 72px; min-height: 72px; }
  #touch button.fire { min-width: 88px; min-height: 88px; }
}
/* The site's footer links, the same on every icelander.net page, always under the game. */
.site-links { color: #777; font: 13px/1.7 system-ui, -apple-system, "Segoe UI", sans-serif; text-align: center; padding: 0 16px; }
.site-links a { color: #bbb; text-underline-offset: .15em; }
.site-links a:hover, .site-links a:focus-visible { color: #fff; }
/* The name form for the high-score table, over the middle of the screen when a game ends. */
.entry {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -45%); width: min(92%, 460px);
  display: flex; flex-direction: column; gap: 8px; padding: 16px; border: 1px solid var(--line); border-radius: 10px;
  background: rgba(4, 6, 13, 0.92); font: 14px/1.4 ui-monospace, Menlo, Consolas, monospace; color: var(--fg); user-select: text; -webkit-user-select: text;
}
.entry label { font-weight: bold; color: var(--hot); }
.entry input { font: 20px ui-monospace, Menlo, Consolas, monospace; min-height: 44px; padding: 6px 10px; color: #000; background: #e8eef7; border: 2px solid var(--hot); border-radius: 6px; }
.entry input:focus { outline: 3px solid #ffa63d; outline-offset: 1px; }
.entry-buttons { display: flex; gap: 8px; }
.entry-buttons button { flex: 1; min-height: 44px; font: bold 14px ui-monospace, Menlo, Consolas, monospace; color: var(--fg); background: rgba(20, 50, 80, 0.8); border: 1px solid var(--hot); border-radius: 6px; cursor: pointer; }
.entry-buttons button:hover, .entry-buttons button:focus-visible { background: var(--hot); color: #000; }
.entry-note { margin: 0; color: var(--dim); font-size: 12px; }
.entry-error { margin: 0; min-height: 1.2em; color: #ff7a7a; }
body.entering #touch { display: none; }
.noscript { font: 16px ui-monospace, Menlo, Consolas, monospace; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
/* Online: the status line under the field, in a game started from the multiplayer page. */
.net { color: var(--hot); font: bold 12px/1 ui-monospace, Menlo, Consolas, monospace; padding: 0 4px; }
.net[hidden] { display: none; }
.net a { color: var(--hot); }