/* Estilos de las páginas de aplicación.
   Comparten lenguaje visual con la portada (/main.css): mismas bandas, misma
   paleta y misma tipografía. La base sigue viniendo de jkdstyle.css. */

:root
{
  --verde:      #006666;
  --verde-osc:  #004d4d;
  --verde-tenue:#e8f2f2;
  --tinta:      #1f2b2e;
  --texto:      #4a5a5f;
  --suave:      #7d8b90;
  --linea:      #e3e9ea;
  --fondo-alt:  #f4f7f7;
}

a { color: var(--verde); text-decoration: none; }
a:hover { color: var(--verde-osc); text-decoration: underline; }

:focus-visible { outline: 2px solid var(--verde); outline-offset: 3px; border-radius: 3px; }

.content { margin: 60px 0 0; }

.band { padding: 46px 0; }
.band-alt
{
  background: var(--fondo-alt);
  border-top: 1px solid var(--linea);
  border-bottom: 1px solid var(--linea);
}

.wrap { max-width: 1100px; margin: 0 auto; padding: 0 28px; }

/* --- Cabecera de la aplicación -------------------------------------------- */

.band-app-hero
{
  background: linear-gradient(180deg, #eef5f5 0%, #f8fbfb 60%, #fff 100%);
  border-bottom: 1px solid var(--linea);
  padding: 34px 0 42px;
}

.app-head
{
  display: flex;
  align-items: flex-start;
  gap: 26px;
}

.app-icon
{
  flex-shrink: 0;
  width: 96px;
  height: 96px;
  padding: 10px;
  background: #fff;
  border: 1px solid var(--linea);
  border-radius: 22px;
  box-shadow: 0 4px 16px rgba(16, 40, 45, .16);
}

.app-title
{
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin: 0 0 12px;
}

.app-title h1 { margin: 0; font-size: 26pt; line-height: 1.1; color: var(--verde); }

.badge
{
  font-family: Quicksand, Helvetica, Arial, sans-serif;
  font-size: 9pt;
  font-weight: 700;
  color: var(--verde);
  background: var(--verde-tenue);
  border-radius: 11px;
  padding: 4px 11px;
  white-space: nowrap;
}

.app-tagline
{
  font-family: Quicksand, Helvetica, Arial, sans-serif;
  font-size: 11.5pt;
  line-height: 1.65;
  color: var(--texto);
  max-width: 760px;
  margin: 0 0 22px;
}

/* --- Botones -------------------------------------------------------------- */

.app-actions
{
  display: flex;
  align-items: stretch;
  flex-wrap: wrap;
  gap: 14px;
  margin: 0 0 12px;
}

.app-actions form { margin: 0; }

.btn
{
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;

  font-family: Quicksand, Helvetica, Arial, sans-serif;
  font-size: 11.5pt;
  font-weight: 700;
  line-height: 1.2;

  min-width: 210px;
  padding: 13px 26px;
  border-radius: 9px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background-color .18s ease;
}

.btn small
{
  font-size: 8.5pt;
  font-weight: 500;
  opacity: .85;
}

.btn:hover { transform: translateY(-2px); text-decoration: none; }

.btn-primary
{
  color: #fff;
  background: var(--verde);
  box-shadow: 0 4px 14px rgba(0, 102, 102, .28);
}

.btn-primary:hover { background: var(--verde-osc); color: #fff; box-shadow: 0 8px 22px rgba(0, 102, 102, .34); }

.btn-second
{
  color: var(--verde);
  background: #fff;
  border-color: #cfe0e0;
  box-shadow: 0 2px 10px rgba(16, 40, 45, .08);
}

.btn-second:hover { background: var(--verde-tenue); color: var(--verde-osc); box-shadow: 0 8px 20px rgba(16, 40, 45, .14); }

.app-meta
{
  font-family: Quicksand, Helvetica, Arial, sans-serif;
  font-size: 9.5pt;
  color: var(--suave);
  margin: 0;
}

/* --- Secciones ------------------------------------------------------------ */

.section-title
{
  font-family: CubeR, Helvetica, Arial, sans-serif;
  font-size: 16pt;
  color: var(--tinta);
  margin: 0 0 18px;
  padding: 0 0 0 14px;
  border-left: 4px solid var(--verde);
  line-height: 1.2;
}

.band p, .band li
{
  font-family: Quicksand, Helvetica, Arial, sans-serif;
  font-size: 10.5pt;
  line-height: 1.7;
  color: var(--texto);
}

.band p { margin: 0 0 14px; }

.prose { max-width: 900px; }

.prose img { max-width: 100%; height: auto; border-radius: 8px; }

/* versiones de software soportadas, como fichas */
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 18px; padding: 0; list-style: none; }

.chips li
{
  font-family: Quicksand, Helvetica, Arial, sans-serif;
  font-size: 10pt;
  font-weight: 700;
  color: var(--verde);
  background: #fff;
  border: 1px solid #cfe0e0;
  border-radius: 8px;
  padding: 5px 12px;
  margin: 0;
}

/* novedades y listas de funciones */
.features
{
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 18px;
  padding: 0;
  margin: 0;
}

.features li
{
  background: #fff;
  border: 1px solid var(--linea);
  border-radius: 10px;
  padding: 16px 18px;
  margin: 0;
  box-shadow: 0 1px 6px rgba(16, 40, 45, .05);
}

.features b { display: block; color: var(--tinta); margin-bottom: 4px; font-size: 11pt; }

/* pasos numerados */
.steps { counter-reset: paso; list-style: none; padding: 0; margin: 0; max-width: 900px; }

.steps > li
{
  position: relative;
  counter-increment: paso;
  padding: 0 0 4px 46px;
  margin: 0 0 18px;
}

.steps > li::before
{
  content: counter(paso);
  position: absolute;
  left: 0;
  top: 0;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: Quicksand, Helvetica, Arial, sans-serif;
  font-weight: 700;
  font-size: 10pt;
  color: #fff;
  background: var(--verde);
  border-radius: 50%;
}

/* bloques con imagen al lado */
.media-row { display: flex; gap: 26px; align-items: flex-start; flex-wrap: wrap; }
.media-row .media-txt { flex: 1 1 380px; }
.media-row img { max-width: 100%; height: auto; border-radius: 8px; }

/* carrusel de capturas */
.shots { max-width: 820px; margin: 0 auto; }

/* captura única (apps sin carrusel) */
.shot-single
{
  display: block;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
  border-radius: 10px;
  border: 1px solid var(--linea);
  box-shadow: 0 6px 20px rgba(16, 40, 45, .12);
}

/* vídeo incrustado */
.video
{
  max-width: 720px;
  margin: 0 auto;
  aspect-ratio: 16 / 9;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(16, 40, 45, .12);
}

.video iframe { display: block; width: 100%; height: 100%; border: 0; }

/* lista de países / elementos en varias columnas */
.cols
{
  columns: 4 190px;
  column-gap: 34px;
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
}

.cols li { break-inside: avoid; margin: 0 0 6px; }

/* descarga con selector (manual de NetRadio) */
.picker
{
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  background: #fff;
  border: 1px solid var(--linea);
  border-radius: 10px;
  padding: 16px 18px;
  max-width: 560px;
  box-shadow: 0 1px 6px rgba(16, 40, 45, .05);
}

.picker select
{
  font-family: Quicksand, Helvetica, Arial, sans-serif;
  font-size: 10.5pt;
  color: var(--tinta);
  padding: 9px 12px;
  border: 1px solid #cfe0e0;
  border-radius: 8px;
  background: #fff;
  flex: 1 1 200px;
}

.picker .btn { min-width: 170px; padding: 10px 20px; }

/* --- Preguntas frecuentes -------------------------------------------------- */

.qa
{
  background: #fff;
  border: 1px solid var(--linea);
  border-radius: 10px;
  margin: 0 0 10px;
  overflow: hidden;
}

.qa > input { position: absolute; opacity: 0; pointer-events: none; }

.qa > label
{
  display: block;
  cursor: pointer;
  font-family: Quicksand, Helvetica, Arial, sans-serif;
  font-size: 11pt;
  font-weight: 700;
  color: var(--tinta);
  padding: 15px 46px 15px 18px;
  position: relative;
  transition: background-color .18s ease;
}

.qa > label:hover { background: var(--verde-tenue); }

.qa > label::after
{
  content: "+";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 15pt;
  font-weight: 700;
  color: var(--verde);
}

.qa > input:checked ~ label { background: var(--verde-tenue); }
.qa > input:checked ~ label::after { content: "–"; }

.qa > div { display: none; padding: 0 18px 16px; border-top: 1px solid var(--linea); }
.qa > input:checked ~ div { display: block; }
.qa > div > p:first-child { margin-top: 14px; }
.qa img { max-width: 100%; height: auto; border-radius: 6px; margin: 8px 0; }

.qa > input:focus-visible ~ label { outline: 2px solid var(--verde); outline-offset: -2px; }

/* --- Pantallas pequeñas ---------------------------------------------------- */

@media (max-width: 900px)
{
  .content { margin-top: 56px; }
  .band { padding: 34px 0; }
  .wrap { padding: 0 20px; }
  .app-title h1 { font-size: 21pt; }
}

@media (max-width: 560px)
{
  .content { margin-top: 52px; }
  .wrap { padding: 0 14px; }

  .band-app-hero { padding: 24px 0 30px; }
  .app-head { flex-direction: column; gap: 16px; }
  .app-icon { width: 76px; height: 76px; border-radius: 18px; }
  .app-title h1 { font-size: 19pt; }
  .app-tagline { font-size: 11pt; }

  .app-actions { gap: 10px; }
  .app-actions form { width: 100%; }
  .btn { width: 100%; min-width: 0; }

  body nav { padding: 10px 10px; }
  body nav .logo { width: 72px; flex-shrink: 0; background-size: contain; background-position: center left; }
  body nav ul li { margin-right: 8px !important; }
  body nav img { width: 26px; height: 26px; }
}