:root {
  --bg: #060907;
  --panel: #0b120d;
  --ink: #b8e6c2;
  --ink-dim: #5d8a68;
  --accent: #4bd07a;
  --danger: #e0645c;
  --frame: #1c2f22;
  font-size: 16px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 20% 0%, #0c1a10 0%, transparent 55%),
    var(--bg);
  color: var(--ink);
  font-family: "SF Mono", ui-monospace, "Cascadia Mono", Menlo, monospace;
}

.stage {
  width: min(860px, 94vw);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: 1.2rem 0 2rem;
}

.hud {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--ink-dim);
  text-transform: uppercase;
}

/* The frame takes its height from the image's natural aspect ratio; images are
   never cropped or stretched. */
.scene-frame {
  position: relative;
  min-height: 14rem;
  border: 1px solid var(--frame);
  border-radius: 6px;
  overflow: hidden;
  background:
    linear-gradient(160deg, #0d1710 0%, #08100a 60%, #060a07 100%);
}

#scene-image {
  display: block;
  width: 100%;
  height: auto;
}

#scene-image[hidden] {
  display: none;
}

.scanlines {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.16) 0px,
    rgba(0, 0, 0, 0.16) 1px,
    transparent 1px,
    transparent 3px
  );
}

.scene-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 3;
  padding: 2.4rem 1.4rem 1.2rem;
  background: linear-gradient(to top, rgba(3, 6, 4, 0.92) 0%, rgba(3, 6, 4, 0.72) 60%, transparent 100%);
}

#scene-text {
  margin: 0;
  font-size: 1rem;
  line-height: 1.65;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.9);
}

/* The action state shows the edited image unobstructed: no restated prompt, no
   gradient band. Error messages in the status line remain visible. */
body[data-state="action-shown"] .scene-overlay {
  background: none;
}

.status-line {
  margin: 0.6rem 0 0;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--danger);
  text-transform: uppercase;
}

body[data-state="outcome-positive"] #scene-text {
  color: #d7f5de;
}

body[data-state="outcome-negative"] #scene-text {
  color: #f3cdc9;
}

body[data-state="final-win"] .scene-frame {
  border-color: var(--accent);
}

#command-form {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

#command-form[hidden] {
  display: none;
}

.command-line {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--frame);
  border-radius: 6px;
  background: var(--panel);
}

.prompt-mark {
  color: var(--accent);
}

#command-input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  color: var(--ink);
  font: inherit;
  letter-spacing: 0.04em;
}

#command-input::placeholder {
  color: var(--ink-dim);
}

#input-hint {
  margin: 0;
  font-size: 0.72rem;
  color: var(--ink-dim);
  letter-spacing: 0.08em;
}

#action-button {
  align-self: center;
  padding: 0.75rem 2.6rem;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: rgba(75, 208, 122, 0.08);
  color: var(--accent);
  font: inherit;
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 120ms ease, color 120ms ease;
}

#action-button:hover,
#action-button:focus-visible {
  background: var(--accent);
  color: #04150a;
  outline: none;
}

#action-button[hidden] {
  display: none;
}

body[data-state="outcome-negative"] #action-button {
  border-color: var(--danger);
  color: var(--danger);
  background: rgba(224, 100, 92, 0.08);
}

body[data-state="outcome-negative"] #action-button:hover,
body[data-state="outcome-negative"] #action-button:focus-visible {
  background: var(--danger);
  color: #1a0605;
}