/* ==================================================================== *\
   AG Publicista — Herramienta: Colores en vivo
   Estilos de página. La base (tipografía, header, cards…) vive en /css/site.css.

   1. Panel de control (.tool, .roles, .role)
   2. Acciones y nota
   3. Vista previa (.preview-scope + .pv-*)   ← scope propio de variables
   4. Panel de contraste (.checks)
   5. Guía (.guide)
   6. FAQ (.faq)
   7. Responsive
\* ==================================================================== */

/* 1. Panel de control -------------------------------------------------- */

.tool__panel {
  padding: clamp(1.1rem, 2.6vw, 1.7rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
}

.tool__title {
  margin: 2.4rem 0 0.3rem;
  font-size: clamp(1.35rem, 2.6vw, 1.75rem);
}

.tool__lede {
  margin: 0 0 1.2rem;
  color: var(--muted);
  font-size: 0.96rem;
  max-width: 62ch;
}

.roles {
  margin: 0;
  padding: 0;
  border: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}

.roles__legend {
  padding: 0;
  margin-bottom: 0.9rem;
  font: 700 0.78rem/1 var(--font-body);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--turquesa);
}

.role {
  min-width: 0;
  padding: 0.9rem 0.95rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-soft);
}

.role__name {
  display: block;
  font-family: var(--font-display);
  font-weight: 560;
  font-size: 1.08rem;
  letter-spacing: -0.01em;
  cursor: pointer;
}

.role__hint {
  margin: 0.25rem 0 0.75rem;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.45;
  min-height: 2.3em;
}

.role__inputs {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 0.5rem;
}

.role__pick {
  width: 46px;
  height: 42px;
  padding: 3px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  background: var(--panel);
  cursor: pointer;
}

.role__hex {
  width: 100%;
  min-width: 0;
  padding: 0.55rem 0.6rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  outline: none;
  background: var(--panel);
  color: var(--text);
  font: 500 0.92rem var(--font-mono);
  text-transform: lowercase;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.role__hex:focus {
  border-color: var(--violeta);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--violeta) 22%, transparent);
}

.role__hex[aria-invalid="true"] {
  border-color: var(--coral);
}

.tool :is(input, button):focus-visible {
  outline: 2px solid var(--violeta);
  outline-offset: 2px;
}

/* 2. Acciones y nota --------------------------------------------------- */

.tool__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1.3rem;
}

.tool__note {
  margin: 1rem 0 0;
  color: var(--faint);
  font-size: 0.84rem;
  line-height: 1.6;
}

.tool__note [data-combo-name] {
  color: var(--violeta);
  font-weight: 700;
}

.tool__note kbd {
  font: 600 0.78rem var(--font-mono);
  padding: 0.15em 0.45em;
  border: 1px solid var(--line-strong);
  border-bottom-width: 2px;
  border-radius: 6px;
  background: var(--panel);
  color: var(--text);
}

/* 3. Vista previa ------------------------------------------------------ *\
   Scope propio: las variables --pv-* solo existen aquí dentro, así que la
   maqueta nunca toca el tema del sitio.
\* ---------------------------------------------------------------------- */

.preview-scope {
  --pv-texto: #f4f3f8;
  --pv-fondo: #0a0a0f;
  --pv-primario: #8b7bff;
  --pv-superficie: #16161f;
  --pv-acento: #ffb454;
  --pv-on-primario: #ffffff;
  --pv-on-acento: #000000;

  --pv-borde: color-mix(in oklab, var(--pv-texto) 16%, transparent);
  --pv-tenue: color-mix(in oklab, var(--pv-texto) 72%, var(--pv-fondo));
  --pv-font: ui-sans-serif, system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--pv-fondo);
  color: var(--pv-texto);
  font-family: var(--pv-font);
  box-shadow: var(--shadow);
  transition: background-color 240ms ease, color 240ms ease;
}

/* Barra de navegador falsa: vende el "esto es un sitio de verdad" */
.pv-chrome {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.6rem 0.9rem;
  background: var(--pv-superficie);
  border-bottom: 1px solid var(--pv-borde);
  transition: background-color 240ms ease;
}

.pv-chrome__dots {
  display: inline-flex;
  gap: 0.35rem;
  flex: 0 0 auto;
}

.pv-chrome__dots i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--pv-borde);
}

.pv-chrome__dots i:first-child { background: color-mix(in oklab, var(--pv-acento) 70%, var(--pv-superficie)); }

.pv-chrome__url {
  flex: 1 1 auto;
  padding: 0.2rem 0.7rem;
  border-radius: 999px;
  background: color-mix(in oklab, var(--pv-fondo) 60%, var(--pv-superficie));
  color: var(--pv-tenue);
  font-size: 0.74rem;
  letter-spacing: 0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.pv-site {
  padding: clamp(1.1rem, 3.4vw, 2.4rem);
}

/* Navegación de la maqueta */
.pv-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 1.2rem;
  border-bottom: 1px solid var(--pv-borde);
}

.pv-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  flex: 0 0 auto;
}

.pv-logo__mark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: var(--pv-primario);
  color: var(--pv-on-primario);
  font-weight: 800;
  font-size: 0.95rem;
  transition: background-color 240ms ease, color 240ms ease;
}

.pv-logo__name {
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.pv-links {
  display: flex;
  gap: 1.2rem;
  font-size: 0.88rem;
  font-weight: 500;
}

.pv-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.25rem;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 650;
  white-space: nowrap;
  transition: background-color 240ms ease, color 240ms ease, border-color 240ms ease;
}

.pv-btn--sm {
  padding: 0.45rem 0.95rem;
  font-size: 0.84rem;
}

.pv-btn--primary {
  background: var(--pv-primario);
  color: var(--pv-on-primario);
}

.pv-btn--ghost {
  border: 1px solid var(--pv-borde);
  color: var(--pv-texto);
}

/* Hero de la maqueta */
.pv-hero {
  padding: clamp(1.6rem, 4vw, 2.8rem) 0 clamp(1.4rem, 3vw, 2.2rem);
  max-width: 46rem;
}

.pv-chip {
  display: inline-block;
  padding: 0.28rem 0.7rem;
  border-radius: 999px;
  background: var(--pv-acento);
  color: var(--pv-on-acento);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: background-color 240ms ease, color 240ms ease;
}

.pv-title {
  margin: 0.9rem 0 0.7rem;
  font-size: clamp(1.6rem, 5vw, 3rem);
  font-weight: 780;
  line-height: 1.08;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.pv-mark {
  text-decoration: underline;
  text-decoration-color: var(--pv-acento);
  text-decoration-thickness: 0.11em;
  text-underline-offset: 0.1em;
}

.pv-lede {
  margin: 0;
  font-size: clamp(0.95rem, 1.4vw, 1.08rem);
  line-height: 1.6;
  max-width: 52ch;
}

.pv-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.5rem;
}

/* Tarjetas de la maqueta */
.pv-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.pv-card {
  padding: 1.15rem 1.15rem 1.25rem;
  border: 1px solid var(--pv-borde);
  border-radius: 14px;
  background: var(--pv-superficie);
  transition: background-color 240ms ease, border-color 240ms ease;
}

.pv-card__mark {
  display: block;
  width: 26px;
  height: 6px;
  border-radius: 999px;
  background: var(--pv-primario);
  transition: background-color 240ms ease;
}

.pv-card:nth-child(2) .pv-card__mark { background: var(--pv-acento); }
.pv-card:nth-child(3) .pv-card__mark { background: color-mix(in oklab, var(--pv-primario) 55%, var(--pv-acento)); }

.pv-card__title {
  margin: 0.85rem 0 0.35rem;
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.pv-card__text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.55;
}

/* Pie de la maqueta */
.pv-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: clamp(1.4rem, 3vw, 2.2rem);
  padding-top: 1.1rem;
  border-top: 2px solid var(--pv-acento);
  transition: border-color 240ms ease;
}

.pv-footer__brand {
  font-weight: 700;
  font-size: 0.95rem;
}

.pv-footer__legal {
  color: var(--pv-tenue);
  font-size: 0.8rem;
}

/* 4. Panel de contraste ------------------------------------------------ */

.checks {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
}

.check {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 0.9rem;
  align-items: start;
  padding: 1rem 1.1rem 1.1rem;
  border: 1px solid var(--line);
  border-left: 3px solid var(--faint);
  border-radius: var(--radius);
  background: var(--panel);
}

.check[data-state="ok"] { border-left-color: var(--turquesa); }
.check[data-state="warn"] { border-left-color: var(--ambar); }
.check[data-state="fail"] { border-left-color: var(--coral); }

.check__sample {
  display: grid;
  place-items: center;
  height: 58px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font: 700 1.35rem/1 var(--font-display);
}

.check__name {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 560;
  font-size: 1.02rem;
  letter-spacing: -0.01em;
}

.check__note {
  margin: 0.15rem 0 0.6rem;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.45;
}

.check__ratio {
  font: 700 1.5rem/1 var(--font-body);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.check__ratio span {
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--faint);
}

.check__state {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0.5rem 0 0;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  font-size: 0.82rem;
  font-weight: 650;
}

.check[data-state="ok"] .check__state { color: var(--turquesa); border-color: color-mix(in oklab, var(--turquesa) 45%, transparent); }
.check[data-state="warn"] .check__state { color: var(--ambar); border-color: color-mix(in oklab, var(--ambar) 45%, transparent); }
.check[data-state="fail"] .check__state { color: var(--coral); border-color: color-mix(in oklab, var(--coral) 45%, transparent); }

.check__icon {
  font-size: 0.95em;
  line-height: 1;
}

/* 5. Guía --------------------------------------------------------------- */

.guide {
  max-width: 72ch;
}

.guide p {
  color: color-mix(in oklab, var(--text) 84%, var(--muted));
  margin-bottom: 1.15em;
}

.guide p:last-child { margin-bottom: 0; }

.guide a {
  color: var(--violeta);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 3px;
}

/* 6. FAQ ---------------------------------------------------------------- */

.faq {
  max-width: 760px;
}

.faq details {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 1rem 1.3rem;
  margin-bottom: 0.8rem;
  transition: border-color 200ms ease, background-color 200ms ease;
}

.faq details[open] {
  border-color: var(--line-strong);
  background: var(--panel-hover);
}

.faq summary {
  cursor: pointer;
  font-family: var(--font-display);
  font-weight: 560;
  font-size: 1.06rem;
  letter-spacing: -0.01em;
}

.faq summary::marker { color: var(--violeta); }

.faq details[open] summary { color: var(--violeta); }

.faq p {
  color: var(--muted);
  margin: 0.7em 0 0.2em;
  font-size: 0.96rem;
}

/* 7. Responsive --------------------------------------------------------- */

@media (max-width: 720px) {
  .pv-cards { grid-template-columns: 1fr; }
  .pv-links { display: none; }
}

@media (max-width: 560px) {
  .role__hint { min-height: 0; }

  .tool__actions .btn {
    flex: 1 1 100%;
    justify-content: center;
  }

  .check {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 0.75rem;
  }

  .check__sample { height: 46px; font-size: 1.1rem; }

  .pv-cta .pv-btn { flex: 1 1 100%; }
}

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