/* ==========================================================================
   FORMACIÓN CONTINUA — Academic Premium
   Accent: Teal Petróleo #00768d
   ========================================================================== */

:root {
  --teal-900: #004d56;
  --teal-800: #006064;
  --teal-700: #00768d;
  --teal-600: #00838f;
  --teal-500: #0097a7;
  --teal-400: #26a69a;
  --teal-100: #e0f2f1;
  --teal-50: #f0f9f8;
  --ease-out: cubic-bezier(.16,1,.3,1);
}

/* --- Font Cascade --- */
.form-hero, .form-filters__btn, .form-card, .form-discount,
.form-benefits, .form-whatsapp__tooltip {
  font-family: 'Poppins', system-ui, sans-serif;
}


/* ==========================================================================
   1. HERO
   ========================================================================== */
.form-hero {
  position: relative;
  padding: clamp(72px, 10vw, 110px) 24px clamp(56px, 8vw, 90px);
  background: linear-gradient(160deg, var(--teal-900) 0%, var(--teal-800) 50%, var(--teal-700) 100%);
  overflow: hidden;
  text-align: center;
}

.form-hero__grid-bg {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}

.form-hero::before {
  content: '';
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  width: 400px; height: 400px;
  border: 1px solid rgba(255,255,255,.04);
  border-radius: 50%;
  pointer-events: none;
}

.form-hero::after {
  content: '';
  position: absolute;
  left: 50%; top: calc(50% + 220px);
  transform: translateX(-50%);
  width: 1px; height: 180px;
  background: linear-gradient(180deg, transparent, rgba(255,255,255,.04), transparent);
  pointer-events: none;
}

.form-hero__content { position: relative; z-index: 2; max-width: 720px; margin: 0 auto; }

.form-hero__badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 18px; font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: .12em;
  color: var(--teal-400); background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.1); border-radius: 100px;
  margin-bottom: 24px;
}
.form-hero__badge i { font-size: 12px; color: var(--teal-500); }

.form-hero__title {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(30px, 5.5vw, 52px);
  font-weight: 800; color: #fff;
  line-height: 1.1; margin: 0 0 16px; letter-spacing: -.02em;
}

.form-hero__serif {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700; font-style: italic;
  color: var(--teal-300);
}

.form-hero__desc {
  font-size: clamp(14px, 2vw, 16px); color: var(--teal-400);
  line-height: 1.65; margin: 0 0 40px; max-width: 580px;
  margin-left: auto; margin-right: auto;
}

.form-hero__kpis {
  display: inline-flex; align-items: center; gap: 28px;
  padding: 20px 36px; background: rgba(0,0,0,.2);
  border: 1px solid rgba(255,255,255,.06); border-radius: 16px;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}

.form-hero__kpi { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.form-hero__kpi strong { font-size: 24px; font-weight: 700; color: #fff; line-height: 1; }
.form-hero__kpi span { font-size: 11px; color: var(--teal-400); text-transform: uppercase; letter-spacing: .06em; }
.form-hero__kpi-divider { width: 1px; height: 36px; background: rgba(255,255,255,.1); }


/* ==========================================================================
   2. FILTROS
   ========================================================================== */
.form-filters {
  position: sticky; top: 0; z-index: 200;
  background: rgba(255,255,255,.95); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--teal-50); box-shadow: 0 2px 10px rgba(0,0,0,.03);
}

.form-filters__wrap {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 24px; overflow-x: auto; scrollbar-width: none;
}
.form-filters__wrap::-webkit-scrollbar { display: none; }

.form-filters__sep {
  width: 1px; height: 24px; background: var(--teal-100);
  flex-shrink: 0; margin: 0 4px;
}

.form-filters__btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px; font-size: 12px; font-weight: 500;
  color: var(--teal-700); background: none;
  border: 1px solid transparent; border-radius: 100px;
  cursor: pointer; white-space: nowrap; flex-shrink: 0;
  transition: background .2s, border-color .2s, color .2s, opacity .2s;
}
.form-filters__btn i { font-size: 11px; }
.form-filters__btn:hover { background: var(--teal-50); border-color: var(--teal-100); }
.form-filters__btn.active { background: var(--teal-700); border-color: var(--teal-700); color: #fff; box-shadow: 0 2px 8px rgba(0,118,141,.3); }
.form-filters__btn:disabled { opacity: .35; cursor: default; pointer-events: none; }

.form-filters__btn--tag {
  font-size: 11px; color: var(--teal-500); padding: 6px 14px;
  background: var(--teal-50); border-color: var(--teal-100);
}


/* ==========================================================================
   3. MAIN CONTAINER
   ========================================================================== */
.form-main {
  max-width: 1200px; margin: 0 auto;
  padding: clamp(32px, 5vw, 64px) 24px 0;
}

.form-grid {
  display: grid; grid-template-columns: 1fr; gap: 24px;
}


/* ==========================================================================
   4. COURSE CARD
   ========================================================================== */
.form-card {
  background: #fff; border-radius: 16px;
  border: 1px solid var(--teal-50); overflow: hidden;
  opacity: 0; transform: translateY(16px);
  transition: opacity .5s var(--ease-out), transform .5s var(--ease-out), box-shadow .3s;
}
.form-card.is-visible { opacity: 1; transform: translateY(0); }
.form-card:hover { box-shadow: 0 8px 32px rgba(0,60,70,.06); }
.form-card[style*="display: none"] { display: none; }

/* --- Media --- */
.form-card__media {
  position: relative; aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--teal-50), var(--teal-100));
  overflow: hidden;
}

.form-card__media img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .5s var(--ease-out);
}
.form-card:hover .form-card__media img { transform: scale(1.06); }

.form-card__badges {
  position: absolute; top: 16px; left: 16px;
  display: flex; flex-direction: column; gap: 6px;
  z-index: 2; align-items: flex-start;
}

.form-card__status {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 10px; font-size: 10px; font-weight: 600;
  text-transform: uppercase; letter-spacing: .04em; color: #fff;
  background: rgba(0,0,0,.6); border-radius: 6px;
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
}
.form-card__status--done { background: rgba(5,150,105,.7); }

.form-card__modality {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 10px; font-size: 10px; font-weight: 600;
  color: var(--teal-700); background: rgba(255,255,255,.9);
  border-radius: 6px; backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
}

.form-card__beca {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 10px; font-size: 10px; font-weight: 600;
  color: #92700c; background: rgba(201,168,76,.15);
  border-radius: 6px; backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
}

/* --- Body --- */
.form-card__body { padding: 24px; display: flex; flex-direction: column; gap: 12px; }

.form-card__partner {
  font-size: 11px; color: #888; line-height: 1.4;
  padding-bottom: 12px; margin-bottom: 4px;
  border-bottom: 1px solid var(--teal-50);
}

.form-card__title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(20px, 3vw, 26px); font-weight: 700;
  color: var(--teal-900); line-height: 1.3; margin: 0;
}

.form-card__desc {
  font-size: 13px; color: #666; line-height: 1.6; margin: 0;
}

/* --- Prof Credentials --- */
.form-card__prof-creds {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 12px 16px; background: var(--teal-50);
  border-radius: 10px; font-size: 12px; color: var(--teal-700);
  line-height: 1.5;
}
.form-card__prof-creds i { margin-top: 2px; font-size: 14px; flex-shrink: 0; }

/* --- Meta (Fecha / Profesor) --- */
.form-card__meta {
  display: flex; flex-direction: column; gap: 6px;
  padding: 12px 16px; background: #f9fafb;
  border-radius: 10px; border: 1px solid var(--teal-50);
}

.form-card__meta-item {
  display: flex; align-items: center; gap: 8px;
  font-size: 12px; color: #555;
}
.form-card__meta-item i { color: var(--teal-500); width: 16px; text-align: center; font-size: 13px; flex-shrink: 0; }

/* --- Price Row --- */
.form-card__price {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 14px 16px; background: #fff;
  border: 1px solid var(--teal-50); border-radius: 10px;
}

.form-card__price-val {
  font-size: 22px; font-weight: 700; color: var(--teal-800); line-height: 1;
}
.form-card__price-detail {
  font-size: 11px; color: #999; line-height: 1.4; flex: 1; min-width: 140px;
}
.form-card__price-seats {
  font-size: 11px; color: var(--teal-600); font-weight: 500; white-space: nowrap;
  display: inline-flex; align-items: center; gap: 4px;
}

/* --- Tags --- */
.form-card__tags {
  display: flex; flex-wrap: wrap; gap: 8px;
}

.form-card__tags span {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 11px; font-weight: 500; color: var(--teal-600);
  padding: 6px 12px; background: var(--teal-50);
  border-radius: 100px;
}
.form-card__tags span i { font-size: 11px; color: var(--teal-400); }

/* --- Footer --- */
.form-card__footer {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; padding: 16px 20px;
  border-top: 1px solid var(--teal-50); margin-top: auto;
}

.form-card__location {
  font-size: 11px; color: #999;
  display: inline-flex; align-items: center; gap: 6px;
}

.form-card__btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px; font-size: 12px; font-weight: 600;
  color: var(--teal-700); background: #fff;
  border: 2px solid var(--teal-700); border-radius: 100px;
  text-decoration: none; white-space: nowrap;
  transition: all .2s;
}
.form-card__btn:hover { background: var(--teal-700); color: #fff; transform: translateY(-2px); }


/* ==========================================================================
   5. DISCOUNT BANNER
   ========================================================================== */
.form-discount {
  display: flex; align-items: flex-start; gap: 20px;
  padding: 28px; background: linear-gradient(135deg, var(--teal-50), var(--teal-100));
  border: 1px solid var(--teal-100); border-radius: 16px;
  margin-top: 40px;
  opacity: 0; transform: translateY(16px);
  transition: opacity .5s var(--ease-out), transform .5s var(--ease-out);
}
.form-discount.is-visible { opacity: 1; transform: translateY(0); }

.form-discount__icon {
  width: 48px; height: 48px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: var(--teal-700); color: #fff;
  border-radius: 12px; font-size: 18px;
  box-shadow: 0 4px 12px rgba(0,118,141,.25);
}

.form-discount__text h3 {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 18px; font-weight: 600; color: var(--teal-900); margin: 0 0 6px;
}
.form-discount__text p { font-size: 13px; color: #555; margin: 0; line-height: 1.6; }
.form-discount__text p strong { color: var(--teal-800); }


/* ==========================================================================
   6. BENEFITS
   ========================================================================== */
.form-benefits { padding: clamp(40px, 6vw, 80px) 24px; background: #fff; }

.form-benefits__title {
  text-align: center; font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(22px, 3vw, 30px); font-weight: 700;
  color: var(--teal-900); margin: 0 0 48px;
}

.form-benefits__grid {
  display: grid; grid-template-columns: 1fr; gap: 20px; max-width: 1000px; margin: 0 auto;
}

.form-benefits__item {
  padding: 28px 24px; background: var(--teal-50);
  border: 1px solid var(--teal-100); border-radius: 16px;
  position: relative; overflow: hidden;
  opacity: 0; transform: translateY(16px);
  transition: opacity .5s var(--ease-out), transform .5s var(--ease-out);
}
.form-benefits__item.is-visible { opacity: 1; transform: translateY(0); }

.form-benefits__item:hover { border-color: var(--teal-200); box-shadow: 0 4px 16px rgba(0,118,141,.06); }

.form-benefits__num {
  position: absolute; top: 16px; right: 20px;
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 42px; font-weight: 700;
  color: var(--teal-100); line-height: 1; pointer-events: none;
}

.form-benefits__icon {
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--teal-700), var(--teal-500));
  color: #fff; border-radius: 12px; font-size: 20px;
  margin-bottom: 16px;
  box-shadow: 0 4px 12px rgba(0,118,141,.25);
}

.form-benefits__item h3 {
  font-size: 15px; font-weight: 600; color: var(--teal-900); margin: 0 0 6px;
}
.form-benefits__item p {
  font-size: 13px; color: #666; margin: 0; line-height: 1.5;
}


/* ==========================================================================
   7. WHATSAPP
   ========================================================================== */
.form-whatsapp {
  position: fixed; bottom: 24px; right: 24px;
  width: 60px; height: 60px;
  display: flex; align-items: center; justify-content: center;
  background: #25D366; border-radius: 50%; color: #fff; font-size: 28px;
  text-decoration: none; box-shadow: 0 4px 18px rgba(37,211,102,.4);
  z-index: 9999; transition: transform .3s var(--ease-out);
}
.form-whatsapp:hover { transform: scale(1.1); }

.form-whatsapp__tooltip {
  position: absolute; right: calc(100% + 12px); top: 50%;
  transform: translateY(-50%) translateX(8px);
  padding: 8px 14px; font-size: 12px; font-weight: 500; color: #fff;
  background: var(--teal-900); border-radius: 8px; white-space: nowrap;
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .25s, visibility .25s, transform .25s;
  box-shadow: 0 4px 12px rgba(0,0,0,.2);
}
.form-whatsapp__tooltip::after {
  content: ''; position: absolute; left: 100%; top: 50%;
  transform: translateY(-50%); border: 6px solid transparent;
  border-left-color: var(--teal-900);
}
.form-whatsapp:hover .form-whatsapp__tooltip {
  opacity: 1; visibility: visible; transform: translateY(-50%) translateX(0);
}

@media (max-width: 768px) {
  .form-whatsapp__tooltip { display: none; }
  .form-whatsapp { bottom: 20px; right: 20px; width: 54px; height: 54px; font-size: 25px; }
}


/* ==========================================================================
   8. RESPONSIVE
   ========================================================================== */
@media (min-width: 640px) {
  .form-grid { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .form-benefits__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .form-grid { grid-template-columns: repeat(3, 1fr); gap: 32px; }
  .form-benefits__grid { grid-template-columns: repeat(4, 1fr); }
  .form-discount { padding: 32px; }
  .form-card__body { padding: 28px; }
}

@media (max-width: 480px) {
  .form-card__media { aspect-ratio: 16/10; }
  .form-card__badges { top: 12px; left: 12px; }
  .form-card__footer { flex-direction: column; align-items: stretch; }
  .form-card__btn { justify-content: center; }
}


/* ==========================================================================
   9. REDUCED MOTION
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  .form-card, .form-discount, .form-benefits__item,
  .form-hero__media img, .form-whatsapp {
    transition-duration: .01ms !important;
  }
}


/* ==========================================================================
   10. FOCUS STATES
   ========================================================================== */
.form-filters__btn:focus-visible,
.form-card__btn:focus-visible,
.form-whatsapp:focus-visible {
  outline: 2px solid var(--teal-700);
  outline-offset: 2px;
}