:root {
  --fg: #cfe6ff;
  --dim: #6f86ad;
  --accent: #5fd4ff;
  --panel: rgba(8, 12, 24, 0.82);
  --line: rgba(120, 200, 255, 0.25);
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: "Cascadia Mono", "Consolas", ui-monospace, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: #010103; color: var(--fg); font-family: var(--font); overflow: hidden; }
canvas#view { position: fixed; inset: 0; width: 100vw; height: 100vh; display: block; }
.hidden { display: none !important; }

button {
  font: 500 12px var(--font);
  color: var(--fg);
  background: rgba(20, 34, 60, 0.6);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 6px 10px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
button:hover { background: rgba(40, 70, 120, 0.7); border-color: var(--accent); }
button.on { background: rgba(95, 212, 255, 0.3); border-color: var(--accent); color: #fff; }
kbd { font: 600 11px var(--mono); padding: 1px 5px; border: 1px solid var(--line); border-radius: 4px; background: rgba(255,255,255,0.05); }
code { font-family: var(--mono); color: #fff; }

#hud-top {
  position: fixed; top: 0; left: 0; right: 0;
  display: flex; align-items: center; gap: 18px; flex-wrap: wrap;
  padding: 10px 16px;
  background: linear-gradient(rgba(1, 2, 6, 0.85), rgba(1, 2, 6, 0));
  pointer-events: none;
}
#hud-top > * { pointer-events: auto; }
.brand { font: 700 14px var(--mono); letter-spacing: 0.25em; color: var(--accent); text-shadow: 0 0 12px rgba(95, 212, 255, 0.6); }
.brand span, h1 span { color: #ff5fc8; }
#roomInfo { font: 12px var(--mono); color: var(--dim); }
#roomInfo b { color: var(--fg); }
nav { margin-left: auto; display: flex; gap: 6px; flex-wrap: wrap; }

#players {
  position: fixed; bottom: 12px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 10px; flex-wrap: wrap; justify-content: center;
}
.chip {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 12px; border-radius: 20px;
  background: var(--panel); border: 1px solid color-mix(in srgb, var(--c) 60%, transparent);
  box-shadow: 0 0 14px color-mix(in srgb, var(--c) 25%, transparent);
  font: 12px var(--mono);
}
.chip b { color: var(--c); }
.chip span { color: var(--fg); }
.chip .act { color: var(--dim); }
.chip i { font-style: normal; color: var(--c); font-weight: 700; }
.chip.done { background: color-mix(in srgb, var(--c) 18%, var(--panel)); }

#solverPanel { position: fixed; top: 56px; right: 16px; }
.solver {
  font: 12px/1.6 var(--mono); color: var(--dim);
  background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 10px 14px;
}
.solver b { color: var(--fg); }

#hint {
  position: fixed; bottom: 64px; left: 50%; transform: translate(-50%, 8px);
  padding: 8px 16px; border-radius: 8px; background: var(--panel); border: 1px solid var(--accent);
  font: 13px var(--font); opacity: 0; transition: opacity 0.2s, transform 0.2s; pointer-events: none; max-width: 80vw;
}
#hint.show { opacity: 1; transform: translate(-50%, 0); }

#flash {
  position: fixed; top: 22%; left: 50%; transform: translate(-50%, 0) scale(0.96);
  font: 700 28px var(--font); letter-spacing: 0.04em; opacity: 0; transition: opacity 0.25s, transform 0.25s; pointer-events: none;
  white-space: nowrap;
}
#flash.show { opacity: 1; transform: translate(-50%, 0) scale(1); }

#banner {
  position: fixed; left: 50%; top: 96px; transform: translateX(-50%);
  width: min(460px, 90vw); padding: 16px 22px; border-radius: 12px;
  background: rgba(10, 4, 10, 0.9); border: 1px solid; text-align: center;
  box-shadow: 0 0 40px rgba(255, 60, 100, 0.25);
}
#banner h2 { margin: 0 0 8px; font: 700 22px var(--font); letter-spacing: 0.06em; }
#banner p { margin: 0 0 16px; color: var(--fg); line-height: 1.5; font-size: 14px; }

#loading {
  position: fixed; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px;
  background: rgba(1, 2, 6, 0.55); font: 13px var(--mono); color: var(--dim);
}
.spinner { width: 34px; height: 34px; border: 2px solid var(--line); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.9s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

#menu {
  position: fixed; inset: 0; display: flex; align-items: center; justify-content: center; padding: 16px;
  /* the Hub drifts behind: clear in the middle, dark at the edges */
  background: radial-gradient(ellipse 70% 60% at 50% 55%, rgba(1, 2, 6, 0.5), rgba(1, 2, 6, 0.92));
  z-index: 10;
}
.menu-inner { width: min(680px, 100%); max-height: 100%; overflow: hidden auto; text-align: center; }
h1.title {
  font: 700 clamp(24px, 5.4vw, 50px) var(--mono); letter-spacing: 0.32em; white-space: nowrap; margin: 0 0 0 0.32em;
  color: #eaf6ff; text-shadow: 0 0 24px rgba(95, 212, 255, 0.75), 0 0 60px rgba(95, 212, 255, 0.35);
}
.tagline { margin: 8px 0 34px; font: italic 16px Georgia, serif; color: var(--dim); }
.menu-items { display: grid; gap: 2px; justify-items: center; margin: 0 auto; }
#menu .mi {
  display: flex; justify-content: center; gap: 14px; align-items: center; position: relative;
  padding: 8px 30px; border: 0; border-radius: 6px; background: none;
  font: 500 18px var(--font); letter-spacing: 0.06em; color: rgba(207, 230, 255, 0.55);
  transition: color 0.15s, background 0.15s, text-shadow 0.15s;
}
#menu .mi.sel {
  color: #fff; background: linear-gradient(90deg, transparent, rgba(95, 212, 255, 0.14), transparent);
  text-shadow: 0 0 12px rgba(95, 212, 255, 0.8);
}
#menu .mi.sel::before, #menu .mi.sel::after { content: '◆'; position: absolute; top: 50%; transform: translateY(-50%); font-size: 9px; color: var(--accent); }
#menu .mi.sel::before { left: 10px; }
#menu .mi.sel::after { right: 10px; }
#menu .mi .val { display: inline-flex; gap: 10px; align-items: center; font-family: var(--mono); color: var(--accent); }
#menu .mi .val i { font-style: normal; font-size: 11px; opacity: 0.6; cursor: pointer; padding: 0 2px; }
#menu .mi .val i:hover { opacity: 1; }
.menu-text { margin: 0 auto 18px; max-width: 420px; text-align: left; }
.menu-text .note { color: var(--fg); font-size: 14px; line-height: 1.55; text-align: center; }
.menu-text .note.bad { color: #ff7a8a; }
.menu-text .controls { display: grid; gap: 8px; justify-content: center; }
.menu-text .ctl.other { color: var(--dim); margin-top: 6px; }
.menu-text .join { text-align: left; }
textarea.code {
  width: 100%; height: 76px; resize: none; padding: 8px 10px; border-radius: 6px;
  font: 11px/1.4 var(--mono); color: var(--fg); background: rgba(0, 0, 0, 0.45); border: 1px solid var(--line);
  word-break: break-all;
}
#menuFoot { margin-top: 30px; min-height: 18px; }
.progress-line { font-size: 12px; color: var(--dim); }
.progress-line.warn-line { color: #ffb4a0; }
/* the title on the main page, a plain heading on every other */
#menu:not(.titled) .title, #menu:not(.titled) .tagline { display: none; }
#menu.titled #menuHeading, #menu.titled #menuSub { display: none; }
#menuHeading {
  margin: 0 0 6px; font: 700 22px var(--mono); letter-spacing: 0.3em; text-transform: uppercase;
  color: #eaf6ff; text-shadow: 0 0 18px rgba(95, 212, 255, 0.6);
}
#menuSub { margin: 0 0 26px; font: italic 15px Georgia, serif; color: var(--dim); min-height: 1em; }
.menu-inner { scrollbar-width: none; }
.menu-inner::-webkit-scrollbar { display: none; }
/* the game's own HUD stays out of the way while the menu is up */
body.menu-open #hud-top, body.menu-open #players, body.menu-open #lore, body.menu-open #hint { visibility: hidden; }
@media (max-height: 560px) {
  .tagline { margin-bottom: 14px; }
  #menu .mi { padding: 4px 30px; font-size: 16px; }
  #menuFoot { margin-top: 12px; }
}
h1 { margin: 0; font: 700 28px var(--mono); letter-spacing: 0.22em; color: var(--accent); text-shadow: 0 0 20px rgba(95, 212, 255, 0.5); }
.tag { color: var(--dim); margin: 6px 0 20px; }
.row { display: flex; align-items: center; gap: 12px; margin: 10px 0; }
.row label { width: 70px; color: var(--dim); font-size: 13px; }
.seg { display: flex; gap: 6px; }
.seg button { width: 40px; font-size: 14px; }
.seg button.sel { background: rgba(95, 212, 255, 0.25); border-color: var(--accent); color: #fff; }
input[type=number] {
  font: 13px var(--mono); color: var(--fg); background: rgba(0, 0, 0, 0.4); border: 1px solid var(--line);
  border-radius: 6px; padding: 6px 8px; width: 160px;
}
button.ghost { background: transparent; }
#controlsList { margin: 16px 0 8px; display: grid; gap: 6px; }
.ctl { font-size: 13px; }
.ctl b { color: var(--c); display: inline-block; width: 28px; }
.rules { margin: 14px 0 20px; padding-left: 18px; color: var(--dim); font-size: 13px; line-height: 1.55; }
.rules b { color: var(--fg); }
.warn { color: #ffb020; font-weight: 700; }
button.primary {
  width: 100%; padding: 12px; font-size: 15px; font-weight: 600; letter-spacing: 0.08em;
  background: linear-gradient(90deg, rgba(95, 212, 255, 0.25), rgba(255, 95, 200, 0.25));
  border-color: var(--accent);
}

nav kbd { margin-left: 6px; opacity: 0.7; }
#awakeStatus { margin-top: 12px; font-size: 12px; color: var(--dim); }
#awakeStatus:empty { display: none; }
.join .other { display: block; margin: -2px 0 8px; padding: 2px 0; border: 0; font-size: 11px; color: var(--dim); text-decoration: underline; background: none; }
button.wide { width: 100%; margin-top: 8px; padding: 10px; }

.join { display: flex; gap: 14px; align-items: center; margin: 14px 0 4px; padding: 12px; border: 1px solid var(--line); border-radius: 10px; background: rgba(255, 255, 255, 0.02); }
.join canvas.qr { width: 132px; height: 132px; image-rendering: pixelated; border-radius: 6px; flex: none; }
.join.small canvas.qr { width: 96px; height: 96px; }
.join p { margin: 4px 0; font-size: 12px; color: var(--dim); }
.join .url { font: 600 13px var(--mono); color: var(--accent); word-break: break-all; margin: 4px 0 8px; user-select: all; }
.join .slots { display: flex; gap: 6px; flex-wrap: wrap; }
.join .slot { font: 11px var(--mono); padding: 2px 8px; border-radius: 10px; border: 1px solid color-mix(in srgb, var(--c) 50%, transparent); color: var(--dim); }
.join .slot.on { color: #fff; background: color-mix(in srgb, var(--c) 30%, transparent); }
.chip .phone { font-size: 13px; }

@media (max-width: 720px) {
  nav button { padding: 5px 7px; font-size: 11px; }
  #hud-top { gap: 8px; }
}

/* ---- the Architect's voice, lore, and the ending ---- */
#voice {
  position: fixed; left: 50%; top: 64px; transform: translate(-50%, -6px);
  max-width: min(640px, calc(100vw - 32px)); padding: 8px 18px;
  font: italic 18px/1.45 Georgia, "Times New Roman", serif; color: #e8f1ff; text-align: center;
  text-shadow: 0 0 14px rgba(150, 200, 255, 0.7), 0 1px 2px #000;
  opacity: 0; transition: opacity 0.9s, transform 0.9s; pointer-events: none; z-index: 6;
}
#voice.show { opacity: 1; transform: translate(-50%, 0); }
#lore {
  position: fixed; left: 16px; bottom: 96px; max-width: min(420px, calc(100vw - 32px));
  padding: 12px 16px; background: var(--panel); border: 1px solid var(--c, var(--line));
  border-left-width: 3px; border-radius: 8px; box-shadow: 0 0 24px rgba(0, 0, 0, 0.5);
  opacity: 0; transform: translateY(8px); transition: opacity 0.35s, transform 0.35s; pointer-events: none; z-index: 5;
}
#lore.show { opacity: 1; transform: none; }
#lore h3 { margin: 0 0 6px; font: 600 14px var(--font); color: var(--c, var(--fg)); letter-spacing: 0.04em; }
#lore p { margin: 0; font: 15px/1.5 Georgia, serif; color: var(--fg); }
#story {
  position: fixed; inset: 0; display: flex; align-items: center; justify-content: center; padding: 16px;
  opacity: 0; transition: opacity 2.4s; pointer-events: none; z-index: 20;
}
#story.stay { background: #020307; }
#story.leave { background: #fbf8f0; }
#story.opening { background: #000; }
#story.opening .line { color: #fff; }
#story.show { opacity: 1; pointer-events: auto; }
#story .line {
  max-width: 640px; text-align: center; font: italic 22px/1.5 Georgia, serif;
  opacity: 0; transition: opacity 1.1s;
}
#story.stay .line { color: #cfe0ff; text-shadow: 0 0 18px rgba(150, 200, 255, 0.6); }
#story.leave .line { color: #2a3140; }
#story .line.show { opacity: 1; }
#progress { margin: 14px 0 10px; font-size: 13px; color: var(--dim); }
.shard { color: var(--c); margin-left: 8px; font-family: var(--mono); text-shadow: 0 0 8px var(--c); }
.shard i { font-style: normal; font-size: 0.85em; opacity: 0.8; margin-left: 1px; }
#roomInfo .seed { opacity: 0.5; margin-left: 6px; }
.progress-tools { display: flex; gap: 6px; justify-content: center; margin-top: 10px; flex-wrap: wrap; }
.progress-tools button { font-size: 12px; padding: 4px 10px; }