:root {
  color-scheme: dark;
  --bg: #0a0d0b;
  --panel: #0f1411;
  --line: #243029;
  --text: #cfd8cc;
  --muted: #7d8a7f;
  --story: #6fb3d2;     /* story pane accent (TUI: $accent) */
  --choices: #b48ead;   /* choices pane accent (TUI: $secondary) */
  --terminal: #e0b25c;  /* terminal pane accent (TUI: $warning) */
  --ok: #7ee08a;
  --bad: #ef7b72;
  --focus: #9fe3ff;
  --mono: ui-monospace, "JetBrains Mono", "Fira Code", "DejaVu Sans Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 var(--mono);
  display: flex;
  flex-direction: column;
}

button, input, select, textarea { font: inherit; color: inherit; }
button {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 0.3rem 0.8rem;
  cursor: pointer;
}
button:hover { border-color: var(--muted); }
button:disabled { opacity: 0.4; cursor: not-allowed; }
button.link { background: none; border: none; color: var(--muted); padding: 0.3rem 0; }
button.link:hover { color: var(--text); }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

/* --- top bar --------------------------------------------------------------- */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.brand { font-weight: 700; letter-spacing: 0.05em; color: var(--ok); }
.brand-title:not(:empty)::before { content: " / "; color: var(--muted); font-weight: 400; }
.brand-title { color: var(--text); }
.topbar-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }

main { flex: 1; min-height: 0; display: flex; }
.screen { flex: 1; min-height: 0; }

/* --- boot ------------------------------------------------------------------ */
#screen-boot { display: flex; align-items: center; justify-content: center; padding: 1rem; }
.boot-log { margin: 0; color: var(--ok); white-space: pre-wrap; max-width: 40rem; width: 100%; }
.boot-log .fail { color: var(--bad); }

/* --- menu ------------------------------------------------------------------ */
#screen-menu { overflow: auto; padding: 2rem 1rem; }
.menu { max-width: 36rem; margin: 0 auto; }
.menu h1 { font-size: 1.1rem; color: var(--story); font-weight: 600; margin: 0 0 1rem; }
.menu-list { list-style: none; margin: 0 0 1.5rem; padding: 0; display: grid; gap: 0.5rem; }
.menu-list button { width: 100%; text-align: left; padding: 0.6rem 0.8rem; }
.menu-list .slot-row { display: flex; gap: 0.5rem; }
.menu-list .slot-row button:first-child { flex: 1; }
.menu-list .sub { display: block; color: var(--muted); font-size: 0.85em; }
.story-card strong { display: block; color: var(--text); }
.story-card .series { display: block; color: var(--choices); font-size: 0.75em; letter-spacing: 0.04em; }
.story-card .meta { display: block; color: var(--terminal); font-size: 0.8em; margin: 0.15rem 0 0.25rem; }
.story-card .sub { line-height: 1.4; }
.pager { display: flex; align-items: center; justify-content: space-between; gap: 0.75rem; margin: -0.75rem 0 1.5rem; }
.pager span { color: var(--muted); font-size: 0.85em; }
.new-slot { margin-bottom: 1rem; }
.new-slot label { display: block; color: var(--muted); margin-bottom: 0.3rem; }
.new-slot-row { display: flex; gap: 0.5rem; }
.new-slot-row input { flex: 1; min-width: 0; }
input, select, textarea {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 0.35rem 0.5rem;
}
.menu-note { color: var(--muted); font-size: 0.85em; margin-top: 2rem; }
.endings { margin: -0.4rem 0 1.2rem; }
.endings h2 { font-size: 0.85rem; font-weight: 400; color: var(--muted); margin: 0 0 0.3rem; }
.endings ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.endings li { font-size: 0.8rem; padding: 0.1rem 0.5rem; border-radius: 999px; border: 1px solid var(--line); }
.endings li.found { color: var(--terminal); border-color: color-mix(in srgb, var(--terminal) 50%, var(--line)); }
.endings li.hidden-ending { color: var(--muted); }
.slot-tools { margin-bottom: 0.5rem; }
.menu-message { min-height: 1.5em; margin: 0 0 0.5rem; color: var(--ok); }
.menu-message.error { color: var(--bad); }

/* --- game ------------------------------------------------------------------ */
.game {
  display: grid;
  grid-template-columns: minmax(18rem, 38%) minmax(0, 1fr);
  gap: 0.75rem;
  padding: 0.75rem;
}
.left { display: flex; flex-direction: column; gap: 0.75rem; min-height: 0; }
.pane {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  display: flex;
  flex-direction: column;
  min-height: 0;
  padding: 1.1rem 0.9rem 0.6rem;
}
.pane-title {
  position: absolute;
  top: -0.7em;
  left: 0.8rem;
  margin: 0;
  padding: 0 0.4rem;
  background: var(--bg);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.story { flex: 1; border-color: color-mix(in srgb, var(--story) 55%, var(--line)); }
.story .pane-title { color: var(--story); }
.choices { flex: 0 0 auto; max-height: 45%; border-color: color-mix(in srgb, var(--choices) 55%, var(--line)); }
.choices .pane-title { color: var(--choices); }
.terminal { border-color: color-mix(in srgb, var(--terminal) 55%, var(--line)); }
.terminal .pane-title { color: var(--terminal); }

.log { flex: 1; overflow-y: auto; min-height: 0; overflow-wrap: anywhere; }
.log > * { margin: 0 0 0.9rem; white-space: pre-wrap; }
.log .echo { color: var(--muted); }
.log .notice { color: var(--muted); font-style: italic; }
.log .saved { color: var(--ok); font-style: italic; }
.log .error { color: var(--bad); }
.log .ending { color: var(--terminal); font-weight: 700; }
.log .the-end { color: var(--bad); font-weight: 700; }
.log .cmd-echo { color: var(--muted); margin-bottom: 0.2rem; }
.log code { color: var(--terminal); }

.choice-list { margin: 0; padding: 0; list-style: none; overflow-y: auto; display: grid; gap: 0.4rem; }
.choice-list button { width: 100%; text-align: left; padding: 0.45rem 0.7rem; display: flex; gap: 0.6rem; }
.choice-list .key { color: var(--choices); }

.prompt-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-top: 1px solid color-mix(in srgb, var(--terminal) 40%, var(--line));
  padding-top: 0.5rem;
}
.prompt { color: var(--terminal); white-space: nowrap; }
.prompt-row input { flex: 1; min-width: 0; width: 0; border: none; background: none; padding: 0.2rem 0; }
.prompt-row input:focus-visible { outline: none; }
.key-buttons { display: none; gap: 0.35rem; }
.key-buttons button { min-width: 2.6rem; min-height: 2.4rem; padding: 0 0.5rem; color: var(--terminal); }
@media (pointer: coarse), (max-width: 760px) {
  .key-buttons { display: flex; }
}
.hint { margin: 0.3rem 0 0; color: var(--muted); font-size: 0.75rem; }
.hint code { color: var(--text); }
.terminal.inactive .prompt-row, .terminal.inactive .hint { opacity: 0.35; }

/* Rich-style markup from story text (web_bridge.markup_to_html) */
.m-bold { font-weight: 700; }
.m-italic { font-style: italic; }
.m-dim { opacity: 0.65; }
.m-underline { text-decoration: underline; }
.m-red { color: var(--bad); }
.m-green { color: var(--ok); }
.m-yellow { color: var(--terminal); }
.m-blue, .m-cyan { color: var(--story); }
.m-magenta { color: var(--choices); }

/* --- compose dialog ---------------------------------------------------------- */
dialog {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  width: min(32rem, calc(100vw - 2rem));
  padding: 1.2rem;
}
dialog::backdrop { background: rgb(0 0 0 / 0.6); }
dialog h2 { margin: 0 0 0.8rem; font-size: 1rem; color: var(--terminal); }
dialog label { display: block; color: var(--muted); margin: 0.6rem 0 0.2rem; }
dialog input, dialog select, dialog textarea { width: 100%; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 1rem; margin-top: 1rem; }

/* --- narrow screens: stack the panes ------------------------------------------ */
@media (max-width: 760px) {
  body { font-size: 14px; }
  .topbar { padding: 0.5rem 1rem; }
  .game { grid-template-columns: minmax(0, 1fr); grid-template-rows: minmax(0, 1fr) minmax(0, 1fr); padding: 0.75rem 1rem; }
  .game.narrative { grid-template-rows: minmax(0, 1fr) auto; }
  .game.narrative .terminal { display: none; }
  .game.terminal-mode .choices { display: none; }
  .menu-list .slot-row { flex-wrap: wrap; }
  .menu-list .slot-row button { flex: 1; }
  .menu-list .slot-row button:first-child { flex-basis: 100%; }
}