/* S.U.P.E.R. — catalogo HP 200LX
   Diseno claro, minimalista y actual. Sin referencias visuales retro:
   la nostalgia la pone el contenido, no la interfaz. */

:root {
  --bg:          #fbfbfa;
  --surface:     #ffffff;
  --surface-alt: #f4f4f3;
  --text:        #18181b;
  --muted:       #71717a;
  --faint:       #a1a1aa;
  --border:      #e6e6e4;

  /* Colores exactos del logotipo iB. Se usan tal cual solo en lo
     decorativo (bordes, focos, degradados): sobre blanco dan 2.59 y 3.30
     de contraste, insuficiente para texto. */
  --brand-blue:    #00a9ff;
  --brand-magenta: #ff04e1;

  /* Variantes oscurecidas para texto y botones, ya legibles:
     4.75 y 5.71 sobre blanco, 4.64 el magenta. */
  --accent:       #0069b4;
  --accent-text:  #0077c2;
  --accent-soft:  #e5f5ff;
  --magenta:      #d400bc;
  --magenta-soft: #ffe9fb;

  --radius:   12px;
  --radius-s: 8px;
  --shadow:   0 1px 2px rgba(24,24,27,.04), 0 1px 3px rgba(24,24,27,.06);
  --shadow-h: 0 4px 12px rgba(24,24,27,.07), 0 2px 4px rgba(24,24,27,.05);

  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  --max: 1240px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg:          #131316;
    --surface:     #1a1a1e;
    --surface-alt: #212126;
    --text:        #f2f2f3;
    --muted:       #a0a0ab;
    --faint:       #71717a;
    --border:      #2a2a30;

    /* Sobre fondo oscuro los tonos de marca ya contrastan de sobra
       (7.17 el azul, 5.61 el magenta), asi que se usan casi puros. */
    --brand-blue:    #00a9ff;
    --brand-magenta: #ff04e1;
    --accent:        #0090dd;
    --accent-text:   #5cc8ff;
    --accent-soft:   #0a2c40;
    --magenta:       #ff5ceb;
    --magenta-soft:  #341031;
    --shadow:   0 1px 2px rgba(0,0,0,.3);
    --shadow-h: 0 4px 14px rgba(0,0,0,.4);
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

::selection { background: var(--brand-blue); color: #fff; }
h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -0.02em; }
code { font-family: var(--mono); font-size: .9em; }

/* --- barra superior ----------------------------------------------------- */

.topbar {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  padding: .75rem clamp(1rem, 4vw, 2rem);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
}

.brand { display: flex; align-items: center; gap: .625rem; }

.brand-mark {
  width: 28px; height: 28px; flex: none;
  object-fit: contain;
}

.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong { font-size: .9rem; letter-spacing: .06em; }
.brand-text span { font-size: .72rem; color: var(--muted); }

.topbar-meta {
  display: flex; align-items: center; gap: .625rem;
  font-size: .8rem; color: var(--muted);
}
.topbar-meta b { color: var(--text); font-weight: 600; }
.sep { width: 3px; height: 3px; border-radius: 50%; background: var(--faint); }

@media (max-width: 560px) { .topbar-meta { display: none; } }

/* --- hero --------------------------------------------------------------- */

.hero {
  max-width: var(--max); margin: 0 auto;
  padding: clamp(2.5rem, 7vw, 4.5rem) clamp(1rem, 4vw, 2rem) 1.75rem;
  text-align: center;
}

.hero h1 {
  font-size: clamp(1.85rem, 4.6vw, 3rem);
  line-height: 1.12; letter-spacing: -0.035em;
}

.hero-sub {
  margin: .875rem auto 0; max-width: 34rem;
  color: var(--muted); font-size: clamp(.95rem, 1.6vw, 1.05rem);
}

.search {
  position: relative; display: flex; align-items: center;
  max-width: 40rem; margin: 2rem auto 0;
}

.search-icon {
  position: absolute; left: 1.05rem; width: 18px; height: 18px;
  fill: none; stroke: var(--faint); stroke-width: 2; stroke-linecap: round;
  pointer-events: none;
}

.search input {
  width: 100%; padding: .95rem 2.75rem;
  font: inherit; font-size: 1rem; color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border); border-radius: 999px;
  box-shadow: var(--shadow);
  transition: border-color .15s, box-shadow .15s;
  appearance: none;
}
.search input::-webkit-search-cancel-button { display: none; }
.search input:focus {
  outline: none; border-color: var(--brand-blue);
  box-shadow: 0 0 0 4px var(--accent-soft);
}
.search input::placeholder { color: var(--faint); }

.search-clear {
  position: absolute; right: .85rem;
  width: 26px; height: 26px; border: 0; border-radius: 50%;
  background: var(--surface-alt); color: var(--muted);
  font-size: 1.05rem; line-height: 1; cursor: pointer;
}
.search-clear:hover { color: var(--text); }

/* --- disposicion -------------------------------------------------------- */

.layout {
  display: grid;
  grid-template-columns: 216px minmax(0, 1fr);
  gap: clamp(1.5rem, 3vw, 2.75rem);
  max-width: var(--max); margin: 0 auto;
  padding: 0 clamp(1rem, 4vw, 2rem) 4rem;
}

@media (max-width: 860px) {
  .layout { grid-template-columns: 1fr; gap: 1rem; }
}

/* --- filtros ------------------------------------------------------------ */

.filters {
  position: sticky; top: 76px;
  align-self: start;
  max-height: calc(100vh - 96px); overflow-y: auto;
  padding-right: .25rem;
}

.filters details { border-bottom: 1px solid var(--border); padding: .25rem 0 .6rem; }
.filters details:last-child { border-bottom: 0; }

.filters summary {
  cursor: pointer; list-style: none;
  padding: .5rem 0;
  font-size: .74rem; font-weight: 600;
  letter-spacing: .07em; text-transform: uppercase;
  color: var(--muted);
}
.filters summary::-webkit-details-marker { display: none; }
.filters summary::after {
  content: "+"; float: right; font-size: .95rem; color: var(--faint);
}
.filters details[open] summary::after { content: "–"; }

.cat-list { list-style: none; margin: 0; padding: 0; }

.cat-list a {
  display: flex; justify-content: space-between; align-items: center; gap: .5rem;
  padding: .3rem .5rem; margin: 1px 0;
  border-radius: var(--radius-s);
  font-size: .85rem; color: var(--muted);
  transition: background .12s, color .12s;
}
.cat-list a span { font-size: .72rem; color: var(--faint); font-variant-numeric: tabular-nums; }
.cat-list a:hover { background: var(--surface-alt); color: var(--text); }
/* El filtro activo va en magenta: es siempre uno solo, y hace de eco
   del punto del logotipo sin recargar la interfaz. */
.cat-list a.on { background: var(--magenta-soft); color: var(--magenta); font-weight: 550; }
.cat-list a.on span { color: var(--magenta); opacity: .7; }

.year-row { display: flex; align-items: center; gap: .5rem; padding: .25rem .5rem .5rem; }
.year-row span { color: var(--faint); }
.year-row input {
  width: 100%; min-width: 0; padding: .4rem .55rem;
  font: inherit; font-size: .82rem; color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-s);
}
.year-row input:focus { outline: none; border-color: var(--accent); }

@media (max-width: 860px) {
  .filters {
    position: static; max-height: none;
    display: none;
    padding: 1rem; margin-bottom: .5rem;
    background: var(--surface);
    border: 1px solid var(--border); border-radius: var(--radius);
  }
  .filters.open { display: block; }
}

/* --- barra de herramientas ---------------------------------------------- */

.toolbar {
  display: flex; align-items: center; gap: .75rem;
  padding-bottom: 1rem; flex-wrap: wrap;
}

.filter-toggle {
  display: none;
  padding: .45rem .85rem;
  font: inherit; font-size: .85rem; color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-s);
  cursor: pointer;
}
@media (max-width: 860px) { .filter-toggle { display: block; } }

.chips { display: flex; flex-wrap: wrap; gap: .4rem; flex: 1; }

.chip {
  display: inline-flex; align-items: center; gap: .35rem;
  padding: .22rem .5rem .22rem .6rem;
  font-size: .78rem; color: var(--magenta);
  background: var(--magenta-soft);
  border-radius: 999px;
}
.chip button {
  border: 0; background: none; padding: 0;
  color: inherit; opacity: .6; cursor: pointer; font-size: .95rem; line-height: 1;
}
.chip button:hover { opacity: 1; }

.sort { display: flex; align-items: center; gap: .4rem; font-size: .8rem; color: var(--muted); }
.sort select {
  padding: .38rem 1.6rem .38rem .55rem;
  font: inherit; font-size: .82rem; color: var(--text);
  background: var(--surface) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M3 4.5L6 8l3-3.5' fill='none' stroke='%2371717a' stroke-width='1.4' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat right .45rem center/12px;
  border: 1px solid var(--border); border-radius: var(--radius-s);
  appearance: none; cursor: pointer;
}
.sort select:focus { outline: none; border-color: var(--accent); }

/* --- resultados --------------------------------------------------------- */

.result-count { margin: 0 0 1rem; font-size: .85rem; color: var(--muted); }
.result-count b { color: var(--text); }

.grid {
  list-style: none; margin: 0; padding: 0;
  display: grid; gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(255px, 1fr));
}

.card {
  background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: box-shadow .16s, border-color .16s, transform .16s;
}
.card:hover {
  box-shadow: var(--shadow-h);
  border-color: color-mix(in srgb, var(--accent) 28%, var(--border));
  transform: translateY(-1px);
}

.card-link { display: flex; flex-direction: column; height: 100%; }

.shot {
  background: var(--surface-alt);
  border-bottom: 1px solid var(--border);
  aspect-ratio: 16 / 9; overflow: hidden;
}
.shot img {
  width: 100%; height: 100%;
  object-fit: contain; image-rendering: pixelated;
}

.card-body { padding: .9rem 1rem 1rem; display: flex; flex-direction: column; gap: .45rem; flex: 1; }

.card-body h3 {
  font-size: .96rem; line-height: 1.3;
  overflow: hidden; display: -webkit-box;
  -webkit-line-clamp: 2; -webkit-box-orient: vertical;
}

.meta {
  display: flex; flex-wrap: wrap; align-items: center; gap: .45rem;
  margin: 0; font-size: .74rem; color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.meta .fmt { font-family: var(--mono); font-size: .7rem; color: var(--faint); }
.meta .auto {
  padding: 0 .35rem; border-radius: 4px;
  background: var(--surface-alt); color: var(--faint);
  font-size: .66rem; letter-spacing: .04em; text-transform: uppercase;
}

.desc {
  margin: 0; font-size: .84rem; color: var(--muted); line-height: 1.5;
  overflow: hidden; display: -webkit-box;
  -webkit-line-clamp: 3; -webkit-box-orient: vertical;
}

.author { margin: 0; font-size: .76rem; color: var(--faint); }

.tags { display: flex; flex-wrap: wrap; gap: .3rem; margin-top: auto; padding-top: .3rem; }

.tag {
  padding: .12rem .45rem;
  font-size: .7rem; color: var(--muted);
  background: var(--surface-alt);
  border-radius: 5px;
}
.tag-link { transition: background .12s, color .12s; }
.tag-link:hover { background: var(--accent-soft); color: var(--accent-text); }

/* --- paginacion / vacio -------------------------------------------------- */

.pager {
  display: flex; align-items: center; justify-content: center; gap: 1rem;
  margin-top: 2rem; font-size: .84rem; color: var(--muted);
}
.pager a, .pager .pager-off {
  padding: .45rem .9rem;
  font-size: .84rem; color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-s);
  transition: border-color .12s, color .12s;
}
.pager a:hover { border-color: var(--accent); color: var(--accent-text); }
.pager .pager-off { opacity: .4; }

.empty {
  padding: 3rem 1rem; text-align: center;
  background: var(--surface);
  border: 1px dashed var(--border); border-radius: var(--radius);
}
.empty p { margin: 0 0 .4rem; }
.empty-hint { font-size: .85rem; color: var(--muted); }

#results.loading { opacity: .5; transition: opacity .12s; }

/* --- ficha -------------------------------------------------------------- */

.detail {
  max-width: 780px; margin: 0 auto;
  padding: 2rem clamp(1rem, 4vw, 2rem) 4rem;
}

.back { font-size: .84rem; color: var(--muted); }
.back:hover { color: var(--accent-text); }

.detail-head {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 1.5rem; flex-wrap: wrap;
  margin: 1.25rem 0 2rem;
}
.detail-head h1 { font-size: clamp(1.5rem, 3.4vw, 2.1rem); line-height: 1.18; }
.detail-sub { margin: .4rem 0 .75rem; color: var(--muted); font-size: .92rem; }

.download {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .7rem 1.15rem;
  background: var(--accent); color: #fff;
  border-radius: var(--radius-s);
  font-size: .92rem; font-weight: 550;
  box-shadow: var(--shadow);
  transition: filter .14s, transform .14s;
  white-space: nowrap;
}
.download:hover { filter: brightness(1.08); transform: translateY(-1px); }
.download svg {
  width: 17px; height: 17px;
  fill: none; stroke: currentColor; stroke-width: 1.9;
  stroke-linecap: round; stroke-linejoin: round;
}
.download span { opacity: .72; font-weight: 400; font-size: .82rem; }

.detail-shot {
  margin: 0 0 2rem; padding: 1rem;
  background: var(--surface-alt);
  border: 1px solid var(--border); border-radius: var(--radius);
  text-align: center;
}
.detail-shot img {
  max-width: 100%; image-rendering: pixelated;
  border-radius: 4px; background: #fff;
}
.detail-shot figcaption { margin-top: .7rem; font-size: .76rem; color: var(--faint); }

.detail h2 {
  font-size: .76rem; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--muted);
  margin-bottom: .6rem;
}

.detail section { margin-bottom: 2.25rem; }
.detail-desc p { margin: 0 0 .75rem; font-size: .97rem; line-height: 1.65; }

.provenance {
  padding: .65rem .85rem;
  font-size: .8rem !important; color: var(--muted);
  background: var(--surface-alt);
  border-radius: var(--radius-s);
}

.detail-specs dl {
  margin: 0; display: grid; gap: 0;
  border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden;
}
.detail-specs dl > div {
  display: flex; justify-content: space-between; gap: 1rem;
  padding: .6rem .9rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  font-size: .87rem;
}
.detail-specs dl > div:last-child { border-bottom: 0; }
.detail-specs dt { color: var(--muted); }
.detail-specs dd { margin: 0; text-align: right; word-break: break-all; }

/* --- enviar al palmtop --------------------------------------------------- */

.palmtop {
  padding: 1.15rem 1.25rem;
  background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius);
}
.palmtop > h2 { color: var(--accent-text); }

/* El aviso no es decorativo: si el palmtop no esta esperando, la
   transferencia falla. Por eso va siempre visible, antes del boton. */
.palmtop-warn {
  padding: .85rem 1rem;
  margin-bottom: 1rem;
  background: var(--magenta-soft);
  border-left: 3px solid var(--brand-magenta);
  border-radius: var(--radius-s);
}
.palmtop-warn > p { margin: 0 0 .5rem; font-size: .86rem; }
.palmtop-warn ol { margin: 0 0 .75rem; padding-left: 1.15rem; font-size: .85rem; color: var(--muted); }
.palmtop-warn li { margin-bottom: .3rem; }
.palmtop-warn li b { color: var(--text); font-weight: 600; }

.palmtop-where {
  margin: .75rem 0 .35rem !important;
  font-size: .7rem !important; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--magenta);
}

.palmtop-help {
  margin-top: .5rem;
  border-top: 1px solid color-mix(in srgb, var(--brand-magenta) 22%, transparent);
  padding-top: .5rem;
}
.palmtop-help summary {
  cursor: pointer; list-style: none;
  font-size: .8rem; font-weight: 550; color: var(--accent-text);
}
.palmtop-help summary::-webkit-details-marker { display: none; }
.palmtop-help summary::before { content: "▸ "; }
.palmtop-help[open] summary::before { content: "▾ "; }
.palmtop-help p {
  margin: .6rem 0 .35rem; font-size: .82rem; color: var(--muted); line-height: 1.55;
}
.palmtop-help b { color: var(--text); }
.palmtop-help pre {
  margin: .3rem 0 .5rem; padding: .45rem .6rem;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-s);
  overflow-x: auto;
}
.palmtop-help pre code { font-size: .78rem; color: var(--text); }
.palmtop-help p code {
  padding: .05rem .25rem;
  background: var(--surface); border-radius: 3px;
  font-size: .78rem;
}
.palmtop-help-note {
  padding-top: .5rem;
  border-top: 1px dashed var(--border);
  font-size: .78rem !important;
}

.palmtop-controls { display: flex; align-items: center; gap: .75rem; flex-wrap: wrap; }

.palmtop-baud { display: flex; align-items: center; gap: .4rem; font-size: .8rem; color: var(--muted); }
.palmtop-baud select {
  padding: .38rem .5rem;
  font: inherit; font-size: .82rem; color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-s);
  cursor: pointer;
}
.palmtop-baud select:disabled { opacity: .5; }

.palmtop-btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .6rem 1.05rem;
  font: inherit; font-size: .9rem; font-weight: 550; color: #fff;
  background: var(--accent);
  border: 0; border-radius: var(--radius-s);
  cursor: pointer;
  transition: filter .14s, transform .14s;
}
.palmtop-btn:hover:not(:disabled) { filter: brightness(1.12); transform: translateY(-1px); }
.palmtop-btn:disabled { opacity: .55; cursor: default; }
.palmtop-btn svg {
  width: 17px; height: 17px;
  fill: none; stroke: currentColor; stroke-width: 1.9;
  stroke-linecap: round; stroke-linejoin: round;
}

.palmtop-cancel {
  padding: .55rem .9rem;
  font: inherit; font-size: .85rem; color: var(--muted);
  background: none;
  border: 1px solid var(--border); border-radius: var(--radius-s);
  cursor: pointer;
}
.palmtop-cancel:hover { color: var(--text); border-color: var(--faint); }

.palmtop-progress { display: flex; align-items: center; gap: .75rem; margin-top: 1rem; }
.palmtop-track {
  flex: 1; height: 6px;
  background: var(--surface-alt);
  border-radius: 999px; overflow: hidden;
}
.palmtop-bar {
  height: 100%; width: 0;
  background: linear-gradient(90deg, var(--brand-blue), var(--brand-magenta));
  transition: width .2s;
}
#palmtop-pct { font-size: .78rem; color: var(--muted); font-variant-numeric: tabular-nums; min-width: 3ch; }

.palmtop-log {
  list-style: none; margin: 1rem 0 0; padding: 0;
  max-height: 11rem; overflow-y: auto;
  font-family: var(--mono); font-size: .76rem; line-height: 1.6;
  color: var(--muted);
}
.palmtop-log:empty { display: none; }
.palmtop-log li { padding: .1rem 0; }
.palmtop-log li::before { content: "› "; color: var(--faint); }
.palmtop-log .ok    { color: var(--accent-text); }
.palmtop-log .warn  { color: var(--magenta); }
.palmtop-log .error { color: #d63b3b; }

.palmtop-unsupported {
  padding: .85rem 1rem;
  background: var(--surface-alt);
  border-radius: var(--radius-s);
}
.palmtop-unsupported p { margin: 0 0 .5rem; font-size: .85rem; color: var(--muted); }
.palmtop-unsupported p:last-child { margin: 0; }

.related ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .4rem; }
.related a {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  padding: .6rem .85rem;
  background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-s);
  font-size: .88rem;
  transition: border-color .12s;
}
.related a:hover { border-color: var(--accent); }
.rel-meta { color: var(--faint); font-size: .78rem; white-space: nowrap; }

/* --- pie ---------------------------------------------------------------- */

.foot {
  max-width: var(--max); margin: 0 auto;
  padding: 2rem clamp(1rem, 4vw, 2rem) 3rem;
  border-top: 1px solid var(--border);
  font-size: .82rem; color: var(--muted);
}
.foot p { margin: 0 0 .3rem; max-width: 46rem; }
.foot-dim { color: var(--faint); font-size: .78rem; }
.foot-dim strong { color: var(--muted); font-weight: 600; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}