/* ============================================================
   AJ5 Capacitaciones — portada / catálogo de cursos
   Consume los tokens de estudio-aj5-tokens.css (:root --color-* / --font-*).
   Autocontenido, misma estética que los cursos.
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  line-height: 1.6;
}
.container { width: 100%; max-width: 960px; margin: 0 auto; padding: 0 20px; }
a { color: var(--color-link); text-decoration: none; }
a:hover { color: var(--color-link-hover); }

/* Barra superior */
.topbar { background: var(--color-surface); border-bottom: 1px solid var(--color-border); box-shadow: var(--shadow-sm); }
.topbar-inner { max-width: 960px; margin: 0 auto; padding: 10px 20px; display: flex; align-items: center; gap: 14px; }
.topbar img { height: 46px; width: auto; }
.topbar .marca { font-weight: 700; color: var(--color-primary-hover); letter-spacing: .5px; }

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--teal-700) 0%, var(--teal-500) 100%);
  color: var(--white); text-align: center; padding: 64px 20px 72px;
}
.hero .kicker { font-weight: 700; letter-spacing: 2px; text-transform: uppercase; font-size: 13px; color: var(--teal-200); margin-bottom: 16px; }
.hero h1 { font-family: var(--font-heading); font-weight: 700; font-size: clamp(26px, 4.5vw, 40px); line-height: 1.2; margin: 0 auto 16px; max-width: 780px; color: var(--white); }
.hero p.lead { max-width: 620px; margin: 0 auto; font-size: 17px; color: rgba(255,255,255,.95); }
.hero .hero-cta { margin-top: 24px; }
.hero-cta-alt { display: block; margin-top: 14px; color: rgba(255,255,255,.9); font-weight: 600; font-size: 14px; text-decoration: underline; }
.hero-cta-alt:hover { color: var(--white); }

/* Botón CTA de WhatsApp (preinscripción / contacto) */
.btn-wa {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--white); color: var(--color-primary-hover);
  font-weight: 700; padding: 13px 26px; border-radius: 999px;
  text-decoration: none; box-shadow: 0 6px 18px rgba(0,0,0,.15);
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn-wa:hover { transform: translateY(-1px); box-shadow: 0 8px 22px rgba(0,0,0,.22); }
.btn-wa svg { width: 22px; height: 22px; fill: currentColor; flex: 0 0 auto; }

/* --- Formulario de preinscripción (lead -> CRM vía /lead.php) --- */
.lead-section { padding: 8px 20px; }
.lead-card { max-width: 720px; margin: 40px auto 8px; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-md); padding: 28px 26px; }
.lead-card h2 { font-family: var(--font-heading); color: var(--color-primary-hover); font-size: 22px; margin: 0 0 6px; }
.lead-card .lead-sub { color: var(--color-text-soft); margin: 0 0 20px; }
.lead-form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px; }
.lf-field { display: flex; flex-direction: column; gap: 6px; font-size: 14px; font-weight: 600; color: var(--color-text); }
.lf-full { grid-column: 1 / -1; }
.lf-field input, .lf-field select, .lf-field textarea { font-family: var(--font-sans); font-size: 15px; font-weight: 400; padding: 10px 12px; border: 1.5px solid var(--color-border); border-radius: var(--radius); background: var(--white); color: var(--color-text); }
.lf-field input:focus, .lf-field select:focus, .lf-field textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-accent-soft); }
.lf-check { grid-column: 1 / -1; display: flex; align-items: flex-start; gap: 10px; font-size: 14px; font-weight: 400; color: var(--color-text-soft); }
.lf-check input { width: 18px; height: 18px; accent-color: var(--color-primary); flex: 0 0 auto; margin-top: 1px; }
.lf-radio { grid-column: 1 / -1; border: 0; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.lf-radio-q { font-size: 14px; font-weight: 600; color: var(--color-text); }
.lf-radio-opts { display: flex; gap: 20px; flex-wrap: wrap; }
.lf-radio-opt { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: var(--color-text-soft); cursor: pointer; }
.lf-radio-opt input { width: 18px; height: 18px; accent-color: var(--color-primary); }
.lf-field.is-disabled { opacity: .5; }
.lf-field input:disabled { background: var(--color-bg); cursor: not-allowed; }
.lf-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.lf-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 4px; }
.btn-lead { border: 0; cursor: pointer; background: var(--color-primary); color: var(--color-primary-contrast); font-family: var(--font-sans); font-weight: 700; font-size: 15px; padding: 12px 26px; border-radius: 999px; transition: background .15s ease; }
.btn-lead:hover { background: var(--color-primary-hover); }
.btn-lead:disabled { opacity: .6; cursor: default; }
.lf-status { margin: 0; font-size: 14px; font-weight: 600; color: var(--color-text-soft); }
.lf-status.lf-error { color: #c0392b; }
.lead-gracias { text-align: center; padding: 12px 0; }
.lead-gracias h3 { font-family: var(--font-heading); color: var(--color-primary-hover); margin: 0 0 6px; }
.lead-gracias p { color: var(--color-text-soft); margin: 0; }
@media (max-width: 560px) { .lead-form { grid-template-columns: 1fr; } }

/* Sección de cursos */
.cursos { padding: 44px 0 8px; }
.cursos h2 { font-family: var(--font-heading); color: var(--color-primary-hover); text-transform: uppercase; letter-spacing: .5px; font-size: 20px; text-align: center; margin: 0 0 6px; }
.cursos .sub { text-align: center; color: var(--color-text-soft); margin: 0 0 28px; }

.grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }

.curso {
  display: flex; flex-direction: column;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-sm);
  padding: 24px 22px; transition: transform .12s ease, box-shadow .12s ease, border-color .12s ease;
}
.curso:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--color-accent-soft); }
.curso .eyebrow { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--color-primary); margin-bottom: 6px; }
.curso h3 { font-family: var(--font-heading); color: var(--color-primary-hover); font-size: 22px; margin: 0 0 6px; }
.curso .jur { font-weight: 600; color: var(--color-text); margin: 0 0 10px; }
.curso p.desc { color: var(--color-text-soft); font-size: 14.5px; margin: 0 0 20px; flex: 1 1 auto; }

.cta {
  align-self: flex-start; font-weight: 600; font-size: 15px;
  background: var(--color-primary); color: var(--color-primary-contrast);
  padding: 11px 20px; border-radius: var(--radius);
}
.cta:hover { background: var(--color-primary-hover); color: var(--white); }
.cta.soft { background: transparent; color: var(--color-primary-hover); border: 1.5px solid var(--color-primary); }
.cta.soft:hover { background: var(--color-accent-soft); }

.curso.proximamente { opacity: .7; border-style: dashed; }
.badge { display: inline-block; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .5px; color: var(--color-primary-hover); background: var(--color-accent-soft); padding: 3px 10px; border-radius: 999px; }

/* Footer */
footer.contacto { background: var(--teal-900); color: var(--white); margin-top: 56px; padding: 40px 20px; text-align: center; }
.social { display: flex; gap: 16px; justify-content: center; margin-bottom: 18px; flex-wrap: wrap; }
.social a { width: 44px; height: 44px; display: inline-flex; align-items: center; justify-content: center; border-radius: 50%; background: rgba(255,255,255,.1); color: var(--white); transition: background .15s ease; }
.social a:hover { background: var(--color-primary); }
.social svg { width: 20px; height: 20px; fill: currentColor; }
footer.contacto a.sitio { color: var(--teal-200); font-weight: 600; }
footer.contacto a.mail { color: var(--teal-200); font-weight: 600; }
footer.contacto .copy { margin-top: 14px; font-size: 13px; opacity: .7; }

@media (max-width: 560px) { .hero { padding: 48px 18px 56px; } }