:root {
  --bg: #14161a;
  --panel: #1d2026;
  --panel2: #262a32;
  --text: #e6e6e6;
  --muted: #9aa0a8;
  --accent: #6fd3ff;
  --border: #33383f;
  --link: #8fd8ff;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--text);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--link); }
kbd { background: var(--panel2); border: 1px solid var(--border); border-radius: 4px; padding: 0 5px; font-family: ui-monospace, monospace; }
code { font-family: ui-monospace, monospace; background: var(--panel2); padding: 0 4px; border-radius: 3px; }

header.top { display: flex; align-items: center; gap: 18px; padding: 8px 16px; background: var(--panel);
  border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 5; }
header h1 { font-size: 18px; margin: 0; letter-spacing: .5px; }
header h1 a { color: var(--text); text-decoration: none; }
header .sub { color: var(--muted); font-weight: normal; font-size: 14px; }
header nav a { color: var(--muted); text-decoration: none; margin-right: 14px; padding: 4px 0; }
header nav a.active { color: var(--text); border-bottom: 2px solid var(--accent); }
header .spacer { flex: 1; }
.ctl { color: var(--muted); font-size: 13px; }
select, input[type=search] { background: var(--panel2); color: var(--text); border: 1px solid var(--border);
  border-radius: 4px; padding: 4px 6px; font: inherit; }

.page { display: none; }
.page.active { display: block; }
#page-area.active { display: grid; grid-template-columns: 230px 1fr 300px; height: calc(100vh - 49px); }

/* world */
#page-world { max-width: 1400px; margin: 0 auto; padding: 16px; }
.intro { max-width: 900px; color: var(--text); }
.islands { display: grid; grid-template-columns: repeat(auto-fit, minmax(420px, 1fr)); gap: 18px; margin-top: 12px; }
.island { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 10px; }
.island h3 { margin: 4px 0 8px; font-size: 16px; }
.island canvas { width: 100%; image-rendering: pixelated; cursor: pointer; border-radius: 4px; display: block; }
.island ul { columns: 2; margin: 8px 0 0; padding-left: 18px; font-size: 13px; color: var(--muted); }
.island li a { color: var(--link); text-decoration: none; }

/* viewer */
.sidebar { background: var(--panel); border-right: 1px solid var(--border); overflow: auto; padding: 8px; }
.sidebar input { width: 100%; margin-bottom: 8px; }
.sidebar h4 { margin: 10px 0 4px; font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); }
.sidebar a { display: block; padding: 3px 6px; border-radius: 4px; color: var(--text); text-decoration: none; font-size: 13px; }
.sidebar a:hover { background: var(--panel2); }
.sidebar a.active { background: var(--accent); color: #000; }
.sidebar a .n { color: var(--muted); font-size: 11px; margin-right: 4px; }
.sidebar a.active .n { color: #024; }

.viewer { display: flex; flex-direction: column; min-width: 0; }
.toolbar { display: flex; align-items: center; gap: 12px; padding: 6px 12px; background: var(--panel); border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.toolbar h2 { font-size: 15px; margin: 0; flex: 1; min-width: 200px; }
.tools { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); flex-wrap: wrap; }
.tools button { background: var(--panel2); color: var(--text); border: 1px solid var(--border); border-radius: 4px; width: 26px; height: 26px; cursor: pointer; }
.tools label { display: flex; align-items: center; gap: 3px; cursor: pointer; }
.map-scroll { position: relative; overflow: auto; flex: 1; background: #000; }
.map-stack { position: relative; transform-origin: 0 0; }
.map-stack canvas { position: absolute; left: 0; top: 0; image-rendering: pixelated; }
#overlay { pointer-events: none; }
.tooltip { position: fixed; pointer-events: none; background: rgba(20,22,26,.95); border: 1px solid var(--border);
  padding: 6px 8px; font-size: 12px; border-radius: 4px; display: none; max-width: 300px; z-index: 6; }
.tooltip b { color: var(--accent); }

.info { background: var(--panel); border-left: 1px solid var(--border); overflow: auto; padding: 10px 12px; font-size: 13px; }
.info h3 { margin: 6px 0 4px; font-size: 13px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); }
.info ul { margin: 0 0 8px; padding-left: 16px; }
.info li { margin: 2px 0; }
.info .co { color: var(--muted); font-family: ui-monospace, monospace; font-size: 11px; }
.info .rum { color: var(--muted); font-style: italic; }

/* prose pages */
.prose { max-width: 960px; margin: 0 auto; padding: 16px 20px 60px; }
.prose h2 { margin-top: 8px; }
.prose h3 { margin-top: 28px; border-bottom: 1px solid var(--border); padding-bottom: 4px; }
.prose table { border-collapse: collapse; font-size: 14px; }
.prose td, .prose th { padding: 4px 10px; border-bottom: 1px solid var(--border); vertical-align: top; text-align: left; }
.prose th { color: var(--muted); font-weight: 600; }
.prose .co { font-family: ui-monospace, monospace; color: var(--muted); font-size: 12px; white-space: nowrap; }
.legend { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 8px; }
.legend div { background: var(--panel); border: 1px solid var(--border); border-radius: 6px; padding: 6px; font-size: 12px; text-align: center; }
.legend canvas { width: 72px; height: 90px; image-rendering: pixelated; display: block; margin: 0 auto 4px; }
.legend .hex { color: var(--muted); font-family: ui-monospace, monospace; }

@media (max-width: 900px) {
  #page-area.active { grid-template-columns: 1fr; grid-template-rows: auto 1fr auto; height: auto; }
  .sidebar { max-height: 160px; }
  .info { max-height: 40vh; }
  .map-scroll { height: 60vh; }
  header.top { flex-wrap: wrap; gap: 8px; }
}

.prose h4 { margin: 18px 0 6px; }
.prose .toc { color: var(--muted); font-size: 13px; line-height: 1.8; }
.prose .sprite { width: 48px; height: 60px; image-rendering: pixelated; vertical-align: middle; }
.prose .area { background: var(--panel); border: 1px solid var(--border); border-radius: 8px; padding: 8px 12px; margin: 10px 0; }
.prose .area h4 { margin: 4px 0 6px; }
.prose .area ul { margin: 4px 0; padding-left: 18px; }
.prose .num { text-align: right; font-variant-numeric: tabular-nums; }
.ending img { width: 100%; max-width: 760px; display: block; margin: 10px 0; border: 1px solid var(--border); border-radius: 4px; image-rendering: pixelated; }
.disclaimer { color: var(--muted); font-size: 13px; border-left: 3px solid var(--border); padding: 6px 10px; margin: 0 0 14px; }

header.top h1 .hero {
  height: 1.35em;
  width: auto;
  vertical-align: -0.28em;
  margin-right: 0.15em;
  image-rendering: pixelated;
}