:root {
  --night: #06080d;
  --paper: #d9cfae;
  --graphite: #33312c;
  --straw: #b8a877;
  --lantern: #c0391f;
  --ink-blue: rgba(70, 100, 135, 0.35);
}

* { box-sizing: border-box; }
html, body {
  margin: 0; height: 100%; overflow: hidden;
  background: var(--night); color: var(--straw);
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
}

#game, #static { position: fixed; inset: 0; width: 100vw; height: 100vh; display: block; }
#static { pointer-events: none; opacity: 0; image-rendering: pixelated; mix-blend-mode: screen; }

#vignette, #danger, #flash { position: fixed; inset: 0; pointer-events: none; }
#vignette { background: radial-gradient(ellipse at center, transparent 45%, rgba(0,0,0,0.75) 100%); }
#danger { opacity: 0; background: radial-gradient(ellipse at center, transparent 35%, rgba(90,8,4,0.55) 100%); }
#flash { opacity: 0; background: #5a0000; transition: opacity 0.6s; }
#flash.on { opacity: 0.35; transition: none; }

.hidden { display: none !important; }

/* HUD */
#pages {
  position: fixed; top: 20px; left: 24px;
  font-size: 1.05rem; letter-spacing: 0.04em; color: var(--straw);
  text-shadow: 0 1px 4px #000;
}
#crosshair {
  position: fixed; left: 50%; top: 50%; width: 4px; height: 4px; margin: -2px 0 0 -2px;
  border-radius: 50%; background: rgba(220, 210, 180, 0.45);
}
#stamina {
  position: fixed; left: 50%; bottom: 34px; width: 180px; height: 4px; margin-left: -90px;
  background: rgba(255,255,255,0.08); opacity: 0; transition: opacity 0.5s;
}
#stamina.show { opacity: 1; }
#stamina-fill { height: 100%; width: 100%; background: var(--straw); }
#stamina.tired #stamina-fill { background: var(--lantern); }

#prompt, #message {
  position: fixed; left: 50%; transform: translateX(-50%);
  text-align: center; pointer-events: none; opacity: 0; transition: opacity 0.4s;
  text-shadow: 0 1px 6px #000;
}
#prompt { top: 58%; font-size: 1.1rem; color: var(--paper); }
#prompt kbd {
  font-family: inherit; border: 1px solid var(--paper); padding: 0 0.4em; margin-right: 0.3em;
}
#message { bottom: 80px; font-style: italic; font-size: 1.25rem; width: min(36rem, 90vw); }
#prompt.show, #message.show { opacity: 1; }

/* Screens */
.screen {
  position: fixed; inset: 0; display: flex; overflow-y: auto;
  background: rgba(3, 4, 7, 0.78); padding: 24px;
}
.screen > .intro { margin: auto; }
#pause { cursor: pointer; }
.intro { max-width: 34rem; line-height: 1.6; font-size: 1.05rem; }
.intro.small { text-align: center; }
.intro p { margin: 0 0 1em; color: #a79a74; }
h1, h2 { font-weight: normal; color: var(--paper); margin: 0 0 0.6em; }
h1 {
  font-size: clamp(2.6rem, 7vw, 4.2rem); line-height: 1; letter-spacing: -0.01em;
  font-style: italic; transform: scaleY(1.25); transform-origin: bottom left; margin-bottom: 0.7em;
}
h2 { font-size: 2rem; font-style: italic; }

.controls {
  display: grid; grid-template-columns: max-content 1fr; gap: 0.25em 1.2em;
  margin: 1.4em 0; padding: 0.9em 0; border-top: 1px solid #2a2a24; border-bottom: 1px solid #2a2a24;
}
.controls dt { color: var(--paper); }
.controls dd { margin: 0; color: #8f8466; }

.perf { display: block; margin-bottom: 1.4em; font-size: 0.95rem; color: #8f8466; cursor: pointer; }
.perf input { accent-color: var(--lantern); margin-right: 0.5em; }
.tip { font-size: 0.9rem; margin-top: 1em; }

button {
  font: inherit; font-size: 1.1rem; color: var(--night); background: var(--paper);
  border: 0; padding: 0.7em 1.4em; cursor: pointer;
}
button:hover { background: #efe6c6; }
button:focus-visible, .perf input:focus-visible { outline: 2px solid var(--lantern); outline-offset: 3px; }

/* Journal page */
#note {
  position: fixed; inset: 0; display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,0.55); padding: 20px;
}
.paper {
  position: relative; width: min(30rem, 92vw); padding: 2.2rem 2rem 1.6rem 3rem;
  color: var(--graphite); transform: rotate(-1.6deg);
  background:
    linear-gradient(90deg, transparent 2.1rem, rgba(170, 60, 50, 0.35) 2.1rem, rgba(170,60,50,0.35) calc(2.1rem + 1px), transparent calc(2.1rem + 1px)),
    repeating-linear-gradient(transparent 0, transparent 1.95rem, var(--ink-blue) 1.95rem, var(--ink-blue) calc(1.95rem + 1px)),
    radial-gradient(ellipse at 80% 85%, rgba(110, 70, 30, 0.28), transparent 40%),
    var(--paper);
  clip-path: polygon(0 1%, 8% 0, 22% 1.5%, 40% 0.3%, 61% 1.2%, 78% 0, 100% 0.8%, 99.4% 100%, 70% 98.8%, 45% 100%, 20% 99%, 0 100%);
  box-shadow: 0 10px 40px rgba(0,0,0,0.6);
}
#note-num { margin: 0 0 0.6rem; font-size: 0.85rem; color: #7b6f55; }
#note-text {
  margin: 0; font-size: 1.35rem; line-height: 1.95rem;
  font-family: "Bradley Hand", "Segoe Print", "Chalkboard", "Comic Neue", "Comic Sans MS", cursive;
}
.close-hint { margin: 1.4rem 0 0; font-size: 0.8rem; color: #7b6f55; text-align: right; }

@media (prefers-reduced-motion: reduce) {
  #flash, #prompt, #message, #stamina { transition: none; }
}