:root {
  --ink: #f6efdc;
  --ink-dim: #c9bfa5;
  --panel: rgba(18, 16, 12, 0.82);
  --edge: #8a6b3a;
  --accent: #e2a24a;
  --gem: #5fd0b5;
  --danger: #d9553b;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; overflow: hidden; background: #0d0c0a; color: var(--ink);
  font-family: Georgia, "Iowan Old Style", "Palatino Linotype", serif; user-select: none; -webkit-user-select: none; }
#view { position: fixed; inset: 0; width: 100%; height: 100%; display: block; touch-action: none; }
.hidden { display: none !important; }

/* HUD */
#hud { position: fixed; inset: 0; pointer-events: none; }
#hearts { position: absolute; left: 16px; top: 14px; width: 200px; height: 32px; }
#purse { position: absolute; left: 18px; top: 52px; font-size: 20px; display: flex; align-items: center; gap: 8px;
  text-shadow: 0 2px 3px #000; }
.gem { width: 14px; height: 18px; background: var(--gem); clip-path: polygon(50% 0, 100% 35%, 80% 100%, 20% 100%, 0 35%);
  display: inline-block; filter: drop-shadow(0 1px 1px #000); }
#keys { position: absolute; left: 18px; top: 82px; font-size: 18px; display: flex; align-items: center; gap: 6px; text-shadow: 0 2px 3px #000; }
.keyicon { width: 9px; height: 18px; background: #d8c27a; border-radius: 5px 5px 1px 1px; display: inline-block; }
#bosskey { color: #ff9a6a; margin-left: 8px; }
#buttons { position: absolute; right: 16px; top: 14px; display: flex; gap: 8px; }
.btn { background: var(--panel); border: 2px solid var(--edge); border-radius: 10px; padding: 4px 9px; min-width: 64px; text-align: center; font-size: 13px; }
.btn b { display: block; color: var(--accent); font-family: ui-monospace, monospace; font-size: 12px; }
.btn.off { opacity: 0.3; }
#b-action span:empty::after { content: "—"; color: var(--ink-dim); }
#bossbar { position: absolute; left: 50%; bottom: 28px; transform: translateX(-50%); width: min(520px, 80vw); text-align: center; }
#bossname { font-size: 16px; letter-spacing: 0.15em; text-transform: uppercase; text-shadow: 0 2px 3px #000; margin-bottom: 4px; }
.bar { height: 12px; border: 2px solid var(--edge); background: rgba(0,0,0,.6); border-radius: 6px; overflow: hidden; }
#bossfill { height: 100%; width: 100%; background: linear-gradient(#e46a4b, #a8321f); transition: width .25s; }
#region { position: absolute; left: 0; right: 0; top: 22%; text-align: center; font-size: 40px; letter-spacing: 0.12em;
  opacity: 0; transition: opacity 1s; text-shadow: 0 3px 8px #000; }
#region.show { opacity: 1; }
#toast { position: absolute; left: 50%; top: 64px; transform: translateX(-50%); background: var(--panel); border: 1px solid var(--edge);
  padding: 6px 14px; border-radius: 8px; font-size: 15px; opacity: 0; transition: opacity .3s; }
#toast.show { opacity: 1; }

/* Dialog */
#dialog { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); width: min(720px, calc(100vw - 32px));
  background: var(--panel); border: 2px solid var(--edge); border-radius: 12px; padding: 16px 20px 22px; min-height: 108px;
  font-size: 19px; line-height: 1.45; box-shadow: 0 8px 30px rgba(0,0,0,.5); }
#dlg-name { color: var(--accent); font-size: 15px; letter-spacing: .08em; margin-bottom: 4px; text-transform: uppercase; }
#dlg-name:empty { display: none; }
#dlg-text em { color: #9fe0ff; font-style: normal; }
#dlg-text strong { color: #ffd27a; font-weight: normal; }
#dlg-next { position: absolute; right: 16px; bottom: 6px; color: var(--accent); animation: bob 0.8s infinite alternate; font-size: 13px; }
#dlg-choices { margin-top: 8px; display: flex; gap: 12px; }
#dlg-choices div { padding: 3px 12px; border: 1px solid var(--edge); border-radius: 6px; color: var(--ink-dim); }
#dlg-choices div.sel { color: var(--ink); background: rgba(226,162,74,.25); border-color: var(--accent); }
@keyframes bob { to { transform: translateY(3px); } }

/* Pipe */
#pipe { position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%); width: min(560px, calc(100vw - 32px));
  background: var(--panel); border: 2px solid var(--edge); border-radius: 12px; padding: 12px 18px; text-align: center; }
#pipe-title { color: var(--accent); font-size: 14px; letter-spacing: .1em; text-transform: uppercase; }
#pipe-staff, #pipe-target { display: flex; justify-content: center; gap: 8px; min-height: 40px; margin: 8px 0 2px; align-items: center; }
#pipe-target:empty { display: none; }
.note { width: 32px; height: 32px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-family: ui-monospace, monospace; font-weight: bold; font-size: 15px; color: #1a140b; box-shadow: inset 0 -3px 0 rgba(0,0,0,.25); }
.note.ghost { opacity: .35; }
.n1 { background: #d97b5b; } .n2 { background: #e2b14a; } .n3 { background: #8dc76b; } .n4 { background: #5fb5d0; } .n5 { background: #b48be0; }
#pipe-help { color: var(--ink-dim); font-size: 13px; }

/* Screens */
#fade { position: fixed; inset: 0; background: #000; opacity: 0; pointer-events: none; transition: opacity .35s; }
#fade.on { opacity: 1; }
.screen { position: fixed; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center;
  background: radial-gradient(ellipse at center, rgba(20,18,12,.55), rgba(8,7,5,.92)); text-align: center; padding: 16px; overflow-y: auto; }
#title { background: radial-gradient(ellipse at 50% 40%, rgba(40,52,30,.35), rgba(8,7,5,.95)); }
.screen h1 { font-size: clamp(44px, 9vw, 92px); margin: 0; letter-spacing: .08em; font-weight: normal; color: #f3dfb0;
  text-shadow: 0 4px 0 #5a3d17, 0 10px 30px rgba(0,0,0,.6); }
.screen h2 { font-size: 40px; font-weight: normal; margin: 0 0 12px; color: #f3dfb0; }
.sub { color: var(--ink-dim); font-style: italic; margin: 10px 0 26px; }
.menu { display: flex; flex-direction: column; gap: 10px; align-items: center; margin: 12px 0; }
.menu button { font: inherit; font-size: 20px; color: var(--ink); background: rgba(40,30,16,.85); border: 2px solid var(--edge);
  border-radius: 10px; padding: 8px 26px; min-width: 240px; cursor: pointer; }
.menu button:hover, .menu button:focus-visible { border-color: var(--accent); background: rgba(80,56,24,.9); outline: none; }
.controls { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px 28px; margin-top: 22px; font-size: 14px;
  color: var(--ink-dim); text-align: left; max-width: 640px; }
.controls b { color: var(--accent); font-family: ui-monospace, monospace; font-weight: normal; }
#pause-info { color: var(--ink-dim); margin-bottom: 8px; line-height: 1.6; }
#ending-text { max-width: 560px; line-height: 1.6; color: var(--ink-dim); }
.warn { color: #ffb37a; max-width: 520px; font-size: 14px; margin-top: 18px; }
@media (max-width: 640px) {
  .controls { grid-template-columns: 1fr; }
  #buttons { top: auto; bottom: 150px; right: 10px; flex-direction: column; }
  #region { font-size: 28px; }
}