/* LogoCat — estils. Aspecte de la família Cat (Space Mono, tema clar i fosc)
   i «monitor» gris fosc de la tortuga. Disseny aprovat: docs/DECISIONS.md §7. */

@font-face {
  font-family: 'Space Mono'; font-weight: 400; font-style: normal; font-display: swap;
  src: url('../fonts/space-mono-400.woff2') format('woff2');
}
@font-face {
  font-family: 'Space Mono'; font-weight: 700; font-style: normal; font-display: swap;
  src: url('../fonts/space-mono-700.woff2') format('woff2');
}

:root {
  --bg: #ffffff; --surface: #f5f5f5; --border: #d0d0d0;
  --text: #1a1a1a; --muted: #4b5563; --accent: #2563eb; --accent-dim: #e8efff;
  --ok: #15803d; --ok-bg: #ecfdf3; --no: #b45309; --no-bg: #fff7ed; --bad: #b91c1c;
  /* El monitor és igual en els dos temes. */
  --mon: #2b2d31; --mon-line: #4a4e57; --mon-text: #ecebe6; --mon-muted: #a9abb3;
  --mon-error: #ffa59c; --mon-hint: #a8c8ff;
  --mono: 'Space Mono', 'Courier New', monospace;
  color-scheme: light;
}
:root[data-theme="dark"] {
  --bg: #000000; --surface: #141414; --border: #2a2a2a;
  --text: #ddddd8; --muted: #9a9a94; --accent: #a8a8a2; --accent-dim: #1f1f1f;
  --ok: #4ade80; --ok-bg: #0d2216; --no: #f0b060; --no-bg: #2a2210; --bad: #ff8a80;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--mono); font-size: 15px; line-height: 1.7; }
a { color: var(--accent); }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
[hidden] { display: none !important; }

/* ── Barra superior ── */
.barra {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px 16px;
  min-height: 46px; padding: 6px 16px; background: var(--surface); border-bottom: 1px solid var(--border);
}
.barra-logo { display: flex; align-items: center; gap: 8px; font-weight: 700; color: var(--text); text-decoration: none; }
.barra-logo svg { width: 24px; height: 24px; }
.barra-titol { color: var(--muted); font-size: 13px; }
.barra-espai { flex: 1 1 auto; }
.fet { color: var(--ok); font-weight: 700; font-size: 13px; }

.boto {
  min-height: 44px; padding: 0 14px; border: 1px solid var(--border); border-radius: 3px;
  background: var(--bg); color: var(--text); font-family: inherit; font-size: 16px; font-weight: 400; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
}
.boto:hover:not(:disabled) { border-color: var(--accent); }
.boto:disabled { color: var(--muted); cursor: default; opacity: 0.6; }
.boto--principal { background: var(--accent); border-color: var(--accent); color: #ffffff; }
:root[data-theme="dark"] .boto--principal { color: #000000; }
.boto--estat { font-size: 12.5px; font-weight: 700; }
.boto--estat[aria-pressed="true"] { background: var(--accent-dim); border-color: var(--accent); }
.boto--icona { min-width: 44px; padding: 0; }
.boto--icona svg { width: 18px; height: 18px; }

/* ── Pàgina de capítol ── */
.capitol { max-width: 880px; margin: 0 auto; padding: 24px 16px 80px; display: flex; flex-direction: column; gap: 36px; }
.capitol h1 { font-size: 26px; line-height: 1.25; margin: 0; }
.capitol-num { color: var(--muted); font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; margin: 0; }
.capitol section { display: flex; flex-direction: column; gap: 14px; }
.capitol h2 { font-size: 19px; line-height: 1.3; margin: 0; display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.capitol p, .capitol ul, .capitol ol { margin: 0; max-width: 68ch; }
.capitol ul, .capitol ol { padding-left: 1.4em; }
.capitol li + li { margin-top: 4px; }
code { font-family: var(--mono); background: var(--surface); border: 1px solid var(--border); border-radius: 3px; padding: 0 5px; white-space: nowrap; }
pre.codi {
  margin: 0; padding: 10px 14px; border-radius: 4px; overflow-x: auto;
  background: var(--mon); color: var(--mon-text); font-family: var(--mono); font-size: 14px; line-height: 1.6;
}
pre.codi .e { color: var(--mon-error); }
pre.codi .p { color: var(--mon-hint); }
.etiqueta { font-size: 12px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--accent); }
.es-fet > h2::after { content: '✓ fet'; font-size: 13px; font-weight: 700; color: var(--ok); }
.requadre { border: 1px solid var(--border); border-left: 4px solid var(--accent); border-radius: 4px; padding: 16px; background: var(--surface); }
.taula-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; max-width: 68ch; font-size: 14px; }
th, td { text-align: left; padding: 7px 10px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); }
.peu { border-top: 1px solid var(--border); padding-top: 16px; color: var(--muted); font-size: 13px; }

/* ── Simulador (monitor) ── */
.sim { display: flex; flex-direction: column; border: 1px solid var(--border); border-radius: 4px; overflow: hidden; background: var(--bg); }
.sim-barra { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 8px 12px; background: var(--surface); border-bottom: 1px solid var(--border); }
.sim-espai { flex: 1 1 auto; }
.sim-monitor { display: flex; flex-direction: column; background: var(--mon); color: var(--mon-text); }
.sim-camp { display: flex; justify-content: center; padding: 8px; }
.sim-camp canvas { display: block; border: 1px solid var(--mon-line); }
.sim-llegenda { display: flex; flex-wrap: wrap; gap: 4px 20px; padding: 6px 16px; border-top: 1px solid var(--mon-line); font-size: 12px; color: #c9cbd1; }
.sim-llegenda span { display: inline-flex; align-items: center; gap: 6px; }
.ll { display: inline-block; width: 22px; height: 0; border-top: 2px solid #f2f2ee; }
.ll--sobra { border-top: 4px solid #ff8f84; }
.ll--falta { border-top: 2px dashed #a8c8ff; }
.sim-text { padding: 8px 16px 0; border-top: 1px solid var(--mon-line); font-size: 14px; line-height: 1.7; max-height: 9.5em; overflow-y: auto; }
.sim-text:empty { padding-top: 0; }
.sim-linia { white-space: pre-wrap; overflow-wrap: anywhere; }
.sim-error { color: var(--mon-error); }
.sim-pista { color: var(--mon-hint); display: flex; align-items: flex-start; gap: 8px; padding-left: 2ch; }
.sim-pista svg { width: 16px; height: 16px; flex: none; margin-top: 4px; }
.sim-entrada { display: flex; align-items: center; gap: 1ch; padding: 0 16px 10px; font-size: 14px; }
.sim-prompt { color: var(--mon-muted); }
.sim-entrada input {
  flex: 1 1 auto; min-width: 0; min-height: 44px; background: transparent; border: 0; border-bottom: 1px solid var(--mon-line);
  color: var(--mon-text); font-family: inherit; font-size: 16px; text-transform: uppercase;
}
.sim-entrada input::placeholder { color: var(--mon-muted); text-transform: none; font-size: 14px; }
.sim-entrada input:focus-visible { outline: none; border-bottom-color: var(--mon-hint); }
.sim-resultat { display: flex; flex-direction: column; gap: 2px; padding: 12px 14px; border-top: 1px solid var(--border); font-size: 14px; }
.sim-resultat--no, .sim-resultat--quasi { background: var(--no-bg); }
.sim-resultat--no strong, .sim-resultat--quasi strong { color: var(--no); }
.sim-resultat--si { background: var(--ok-bg); }
.sim-resultat--si strong { color: var(--ok); }
.sim:fullscreen { border: 0; border-radius: 0; overflow-y: auto; }
.sim:fullscreen .sim-monitor { flex: 1 1 auto; }

/* ── «Què dibuixarà?» ── */
.prediu { display: flex; flex-direction: column; gap: 14px; }
.prediu-opcions { display: flex; flex-wrap: wrap; gap: 12px; }
.prediu-opcio {
  display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 8px 10px; cursor: pointer;
  background: var(--mon); color: var(--mon-text); border: 3px solid var(--mon); border-radius: 6px; font-family: inherit; font-size: 15px; font-weight: 700;
}
.prediu-opcio svg { width: 132px; height: 110px; display: block; }
.prediu-opcio:hover { border-color: var(--accent); }
.prediu-opcio.es-bona { border-color: var(--ok); }
.prediu-opcio.es-dolenta { border-color: var(--bad); }
.mini-trac { fill: none; stroke: #f2f2ee; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.mini-tortuga { fill: none; stroke: #f2f2ee; stroke-width: 1.3; stroke-linejoin: round; }
.mini-inici { fill: #a9abb3; }
.prediu-resposta, .veredicte { font-weight: 700; }
.es-bona.prediu-resposta, .es-bona.veredicte { color: var(--ok); }
.es-dolenta.prediu-resposta, .es-dolenta.veredicte { color: var(--no); }

/* ── Qüestionari ── */
.quiz { display: flex; flex-direction: column; gap: 18px; }
.pregunta { border: 1px solid var(--border); border-radius: 4px; padding: 12px 16px 14px; margin: 0; display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.pregunta legend { font-weight: 700; padding: 0 6px; }
.pregunta label { display: flex; align-items: center; gap: 10px; min-height: 44px; padding: 0 8px; border-radius: 3px; cursor: pointer; }
.pregunta label:hover { background: var(--surface); }
.pregunta input { width: 18px; height: 18px; accent-color: var(--accent); flex: none; }
.pregunta label.es-bona { background: var(--ok-bg); }
.pregunta label.es-dolenta { background: var(--no-bg); }
.explicacio { color: var(--muted); }

/* ── Portada ── */
.portada { max-width: 720px; margin: 0 auto; padding: 48px 16px 80px; display: flex; flex-direction: column; gap: 20px; }
.portada h1 { font-size: 30px; line-height: 1.2; margin: 0; }
.portada p { margin: 0; max-width: 62ch; }
.llista-capitols { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.llista-capitols a, .llista-capitols span {
  display: flex; align-items: center; gap: 12px; min-height: 48px; padding: 6px 14px;
  border: 1px solid var(--border); border-radius: 4px; text-decoration: none; color: var(--text);
}
.llista-capitols a:hover { border-color: var(--accent); }
.llista-capitols span { color: var(--muted); }
.llista-capitols b { color: var(--muted); font-weight: 400; min-width: 2ch; }

@media (max-width: 560px) {
  body { font-size: 14px; }
  .boto { padding: 0 10px; font-size: 15px; }
  .prediu-opcio svg { width: 96px; height: 80px; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } }

/* ── Editor lliure ── */
.barra-nav { display: flex; flex-wrap: wrap; gap: 4px; }
.barra-nav a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 10px; text-decoration: none; color: var(--text); font-size: 13px; }
.barra-nav a:hover { color: var(--accent); }
.barra-nav a[aria-current="page"] { font-weight: 700; color: var(--accent); border-bottom: 2px solid var(--accent); }
:root[data-theme="dark"] .barra-nav a[aria-current="page"] { color: #ffffff; }
.estat { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); font-size: 13px; }
.estat i { width: 8px; height: 8px; border-radius: 50%; background: #16a34a; }
.estat[data-estat="treballant"] i { background: var(--accent); }
.estat[data-estat="pas"] { color: var(--no); }
.estat[data-estat="pas"] i { background: var(--no); }

html:has(.pagina-editor) { height: 100%; }
.pagina-editor { min-height: 100%; display: flex; flex-direction: column; }
.pagina-editor > .barra, .eines { flex: none; }
.eines { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; padding: 8px 16px; border-bottom: 1px solid var(--border); font-size: 13px; }
.boto--gran { font-size: 18px; }
.boto[aria-disabled="true"] { color: var(--muted); cursor: default; }
.eines-velocitat { display: flex; align-items: center; gap: 8px; margin-left: 12px; color: var(--muted); }
.eines-velocitat input { width: 120px; accent-color: var(--accent); }
.eines-estat { display: flex; flex-wrap: wrap; gap: 4px 16px; color: var(--muted); font-size: 15px; }
.eines-estat strong { color: var(--text); }

.editor { flex: 1 1 auto; display: flex; flex-wrap: wrap; min-height: 0; }
.panell { flex: 1 1 420px; min-width: 0; display: flex; flex-direction: column; border-right: 1px solid var(--border); min-height: 420px; }
.pantalla { flex: 1 1 420px; min-width: 0; display: flex; flex-direction: column; background: var(--mon); }
.pantalla .sim { border: 0; border-radius: 0; flex: 1 1 auto; background: var(--mon); }
.pantalla .sim-monitor { flex: 1 1 auto; }
.pantalla .sim-text { flex: 1 1 auto; max-height: 12em; }
.panell-cap { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 8px 16px; background: var(--surface); border-bottom: 1px solid var(--border); }
.panell-cap h1 { margin: 0; font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; }
.panell-cap span { color: var(--muted); font-size: 12px; }
.panell-codi { flex: 1 1 auto; display: flex; min-height: 260px; font-size: 15px; line-height: 1.75; }
.numeros { margin: 0; padding: 12px 12px 12px 0; width: 44px; flex: none; text-align: right; color: var(--muted); overflow: hidden; font: inherit; user-select: none; }
.pila { position: relative; flex: 1 1 auto; min-width: 0; }
.capa, .pila textarea {
  margin: 0; padding: 12px 12px 12px 0; border: 0; font: inherit; letter-spacing: 0; tab-size: 2;
  white-space: pre; overflow-wrap: normal; position: absolute; inset: 0;
}
.capa { overflow: hidden; pointer-events: none; color: var(--text); }
.pila textarea { background: transparent; color: transparent; caret-color: var(--text); resize: none; overflow: auto; width: 100%; height: 100%; text-transform: uppercase; }
.pila textarea::placeholder { color: var(--muted); text-transform: none; }
.pila textarea:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.capa { text-transform: uppercase; }
.capa .l { min-height: 1.75em; }
.capa .l--ara { background: var(--no-bg); }
.capa .l--err { background: color-mix(in srgb, var(--bad) 18%, transparent); }
.capa .k { color: #2563eb; font-weight: 700; }
.capa .p { font-weight: 700; }
.capa .u { color: #7c3aed; font-weight: 700; }
.capa .v { color: #b45309; }
.capa .n { color: #0f766e; }
:root[data-theme="dark"] .capa .k { color: #8ab4ff; }
:root[data-theme="dark"] .capa .u { color: #c4a7ff; }
:root[data-theme="dark"] .capa .v { color: #f0b060; }
:root[data-theme="dark"] .capa .n { color: #5fd0c0; }
.capa mark { background: transparent; color: inherit; }
.capa mark.seguent { outline: 2px solid var(--no); outline-offset: 2px; border-radius: 2px; }
.capa mark.crida { text-decoration: underline; text-decoration-color: var(--no); text-underline-offset: 4px; }
.panell-avis { margin: 0; padding: 8px 16px; border-top: 1px solid var(--border); background: var(--no-bg); color: var(--no); font-size: 13px; }
.pas-info { display: flex; flex-direction: column; gap: 8px; padding: 12px 16px; background: var(--surface); border-top: 1px solid var(--border); }
.pas-info h2 { margin: 0; font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--no); }
.pas-info dl { margin: 0; display: grid; grid-template-columns: 7em minmax(0, 1fr); gap: 4px 12px; font-size: 13px; }
.pas-info dt { color: var(--muted); }
.pas-info dd { margin: 0; overflow-wrap: anywhere; }
#pas-ara { font-weight: 700; }

/* Pantalles estretes: el monitor passa a dalt i el panell a sota. */
@media (max-width: 860px) {
  .pantalla { order: -1; }
  .panell { border-right: 0; border-top: 1px solid var(--border); min-height: 360px; }
}