/* ============================================================
   KLS — Cards de cursos (shortcode [kls_cursos])
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;600;700;800&display=swap');

:root {
  --kls-c-ruby:        #c41230;
  --kls-c-ruby-soft:   rgba(196,18,48,0.08);
  --kls-c-ruby-glow:   rgba(196,18,48,0.18);
  --kls-c-grad-ruby:   linear-gradient(135deg,#8b0010,#c41230,#e8193a);
  --kls-c-navy:        #0B1220;
  --kls-c-muted:       #3D4A60;
  --kls-c-subtle:      #8A8578;
  --kls-c-border:      rgba(11,18,32,0.08);
  --kls-c-bg-action:   #f7f6f4;
  --kls-c-shadow:      0 2px 8px rgba(11,18,32,0.06), 0 8px 24px rgba(11,18,32,0.07);
  --kls-c-shadow-hover:0 8px 24px rgba(196,18,48,0.14), 0 2px 8px rgba(196,18,48,0.08);
  --kls-c-radius:      14px;
  --kls-c-font:        'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ── Grid ─────────────────────────────────────────────────── */
.kls-cursos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  font-family: var(--kls-c-font);
}

@media (max-width: 900px) {
  .kls-cursos-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .kls-cursos-grid { grid-template-columns: 1fr; }
}

/* ── Card ─────────────────────────────────────────────────── */
.kls-curso-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: #ffffff;
  border: 1px solid var(--kls-c-border);
  border-radius: var(--kls-c-radius);
  overflow: hidden;
  box-shadow: var(--kls-c-shadow);
  transition: transform 0.3s cubic-bezier(0.22,1,0.36,1),
              box-shadow 0.3s ease,
              border-color 0.25s;
  transform-style: preserve-3d;
}

.kls-curso-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--kls-c-shadow-hover);
  border-color: rgba(196,18,48,0.18);
}

/* ── Zona imagen ──────────────────────────────────────────── */
.kls-curso-card__media {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: #ede9e4;
  flex-shrink: 0;
  text-decoration: none;
}

.kls-curso-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.55s cubic-bezier(0.22,1,0.36,1);
  display: block;
}

.kls-curso-card:hover .kls-curso-card__img {
  transform: scale(1.04);
}

.kls-curso-card__img-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(196,18,48,0.07), rgba(196,18,48,0.02));
}

/* Fade sutil en la parte baja de la imagen */
.kls-curso-card__media-fade {
  position: absolute;
  inset: auto 0 0;
  height: 45%;
  background: linear-gradient(to top, rgba(11,18,32,0.45) 0%, transparent 100%);
  pointer-events: none;
}

/* Badge tipo: bottom-left sobre la imagen — siempre ruby+blanco */
.kls-card__badge {
  position: absolute;
  bottom: 0.75rem;
  left: 0.75rem;
  display: inline-flex;
  align-items: center;
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3em 0.8em;
  border-radius: 100px;
  background: rgba(196,18,48,0.85);
  color: #fff;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 2;
}

/* Highlight: caja destacada bajo el título */
.kls-curso-card__highlight {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.45em 1em;
  border-radius: 4px;
  line-height: 1.4;
  color: #0b1220;
}

.kls-curso-card__highlight--info     { background: rgba(26,86,176,0.09); color: #0b1220; }
.kls-curso-card__highlight--urgent   { background: #c41230; color: #fff; }
.kls-curso-card__highlight--new      { background: rgba(30,126,52,0.09); color: #0b1220; }
.kls-curso-card__highlight--featured { background: #fce8ed; color: #0b1220; }

/* ── Zona contenido ───────────────────────────────────────── */
.kls-curso-card__content {
  flex: 1;
  padding: 1.25rem 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.kls-curso-card__title {
  font-size: 1.1rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--kls-c-navy);
  margin: 0;
}

.kls-curso-card__title a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s;
}

.kls-curso-card__title a:hover {
  color: var(--kls-c-ruby);
}

.kls-curso-card__claim {
  font-size: 0.82rem;
  color: var(--kls-c-muted);
  line-height: 1.55;
  margin: 0;
}

/* ── Profesores ───────────────────────────────────────────── */
.kls-curso-card__teachers {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.kls-curso-card__teachers .fa-chalkboard-user {
  font-size: 0.72rem;
  color: var(--kls-c-subtle);
  flex-shrink: 0;
}

.kls-curso-card__teacher-names {
  font-size: 0.78rem;
  color: var(--kls-c-subtle);
  font-weight: 500;
  line-height: 1.3;
}

/* ── Chips de meta ────────────────────────────────────────── */
.kls-curso-card__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.25rem;
}

.kls-curso-card__chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35em;
  font-size: 0.73rem;
  font-weight: 600;
  color: var(--kls-c-muted);
  background: var(--kls-c-ruby-soft);
  border-radius: 100px;
  padding: 0.28em 0.75em;
  white-space: nowrap;
}

.kls-curso-card__chip i {
  color: var(--kls-c-ruby);
  font-size: 0.65rem;
}

/* ── Zona acción ──────────────────────────────────────────── */
.kls-curso-card__action {
  padding: 1rem 1.25rem 1.25rem;
  background: var(--kls-c-bg-action);
  border-top: 1px solid var(--kls-c-border);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* Fila precio + deadline */
.kls-curso-card__price-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* ── Precio ───────────────────────────────────────────────── */
.kls-curso-card__price {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.kls-curso-card__price-main {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--kls-c-navy);
  letter-spacing: -0.035em;
}

.kls-curso-card__price--offer .kls-curso-card__price-offer {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--kls-c-ruby);
  letter-spacing: -0.035em;
}

.kls-curso-card__price--offer .kls-curso-card__price-base {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--kls-c-subtle);
  text-decoration: line-through;
}

/* Nota de precio (IVA, fraccionado…) */
.kls-curso-card__price-note {
  display: block;
  font-size: 0.7rem;
  color: var(--kls-c-text-muted);
  margin-top: 0.2rem;
}

/* Fecha fin oferta */
.kls-curso-card__offer-deadline {
  display: inline-flex;
  align-items: center;
  gap: 0.3em;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--kls-c-ruby);
  background: var(--kls-c-ruby-soft);
  padding: 0.25em 0.65em;
  border-radius: 100px;
  white-space: nowrap;
}

/* Texto promo (alternativo a oferta cuando no hay precio de oferta activo) */
.kls-curso-card__promo-text {
  display: inline-flex;
  align-items: center;
  gap: 0.3em;
  font-size: 0.68rem;
  font-weight: 600;
  color: #3d4a60;
  background: #f0f2f5;
  padding: 0.25em 0.65em;
  border-radius: 100px;
  white-space: nowrap;
}

/* ── CTA ──────────────────────────────────────────────────── */
.kls-curso-card__cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #ffffff;
  background: var(--kls-c-ruby);
  text-decoration: none;
  padding: 0.7rem 1rem;
  border-radius: 8px;
  transition: background 0.2s ease, gap 0.2s ease, box-shadow 0.2s;
}

.kls-curso-card__cta:hover {
  background: #9e0f26;
  gap: 0.8em;
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(196,18,48,0.35);
}