/* ===== Fundación Formando Futuro — Base + Header ===== */

:root{
  --color-primary: #630083;
  --color-primary-dark: #45015b;
  --color-primary-light: #8c2fb0;
  --color-accent: #ffb15c;
  --color-ink: #1d1626;
  --color-ink-soft: #5b5468;
  --color-bg: #ffffff;
  --color-bg-alt: #f8f5fb;
  --color-line: #e8e1ef;

  --font-heading: "Poppins", "Segoe UI", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;

  --container-w: 1180px;
  --radius: 18px;
  --radius-sm: 10px;
  --shadow-soft: 0 10px 30px -12px rgba(29, 22, 38, .25);
  --shadow-lift: 0 20px 45px -15px rgba(99, 0, 131, .35);

  --header-h: 78px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
ul{ list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4{
  font-family: var(--font-heading);
  line-height: 1.15;
  margin: 0;
  color: var(--color-ink);
}
p{ margin: 0; }
button{ font-family: inherit; cursor: pointer; }

.container{
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: 24px;
}

.skip-link{
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-primary);
  color: #fff;
  padding: 10px 18px;
  border-radius: 0 0 10px 0;
  z-index: 999;
}
.skip-link:focus{ left: 0; }

/* Buttons */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: .95rem;
  border: 2px solid transparent;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease, color .25s ease;
  white-space: nowrap;
}
.btn-block{ width: 100%; }
.btn-primary{
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-lift);
}
.btn-primary:hover{ background: var(--color-primary-dark); transform: translateY(-2px); }
.btn-ghost{
  background: transparent;
  border-color: rgba(255,255,255,.55);
  color: #fff;
}
.btn-ghost:hover{ background: rgba(255,255,255,.15); transform: translateY(-2px); }
.btn-white{
  background: #fff;
  color: var(--color-primary-dark);
  box-shadow: 0 14px 30px -10px rgba(0,0,0,.35);
}
.btn-white:hover{ background: var(--color-accent); color: var(--color-primary-dark); transform: translateY(-2px); }
.btn-outline{
  background: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.btn-outline:hover{ background: var(--color-primary); color: #fff; transform: translateY(-2px); }

.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: rgba(99,0,131,.08);
  padding: 6px 14px;
  border-radius: 999px;
}

/* Secciones (compartido por todas las páginas) */
.section{ padding-block: clamp(56px, 8vw, 100px); }
.section-alt{ background: var(--color-bg-alt); }
.section__head{
  max-width: 640px;
  margin-bottom: clamp(32px, 5vw, 56px);
}
.section__head.center{ margin-inline: auto; text-align: center; }
.section__head h2{
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  margin-top: 14px;
}
.section__head p{
  margin-top: 14px;
  color: var(--color-ink-soft);
  font-size: 1.05rem;
}

/* ===== Header ===== */
.site-header{
  position: sticky;
  top: 0;
  z-index: 100;
}

.topbar{
  background: linear-gradient(90deg, var(--color-primary-dark), var(--color-primary));
  color: #fff;
  font-size: .85rem;
}
.topbar__inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-block: 9px;
  flex-wrap: wrap;
}
.topbar__msg strong{ color: var(--color-accent); }
.topbar__countdown{
  display: flex;
  gap: 6px;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}
.topbar__countdown span{
  background: rgba(255,255,255,.15);
  border-radius: 6px;
  padding: 2px 6px;
  min-width: 2.6em;
  text-align: center;
}
.topbar__cta{
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
  flex-shrink: 0;
}
.topbar__cta:hover{ color: var(--color-accent); }

.navbar{
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-line);
}
.navbar__inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  height: var(--header-h);
}
.navbar__brand{
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-ink);
  flex-shrink: 0;
}
.navbar__brand img{
  width: 42px;
  height: 42px;
  border-radius: 50%;
  object-fit: cover;
}

.nav__toggle{
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  border-radius: 8px;
}
.nav__toggle span{
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-ink);
  transition: transform .25s ease, opacity .25s ease;
}
.nav__toggle[aria-expanded="true"] span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2){ opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

.nav__list{
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
}
.nav__list > li > a,
.nav__sub-toggle{
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 8px 8px;
  border-radius: 999px;
  font-weight: 500;
  font-size: .85rem;
  color: var(--color-ink-soft);
  background: none;
  border: none;
  transition: background .2s ease, color .2s ease;
}
.nav__list > li > a:hover,
.nav__sub-toggle:hover,
.nav__list > li.is-active > a{
  background: var(--color-bg-alt);
  color: var(--color-primary);
}
.nav__sub-toggle svg{ transition: transform .2s ease; width: 12px; height: 12px; }
.has-sub{ position: relative; }
.has-sub.is-open .nav__sub-toggle svg{ transform: rotate(180deg); }
.nav__sub{
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 210px;
  background: #fff;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-soft);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity .2s ease, transform .2s ease, visibility .2s ease;
}
.has-sub.is-open .nav__sub{
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.nav__sub a{
  display: block;
  padding: 9px 12px;
  border-radius: 8px;
  font-size: .9rem;
  color: var(--color-ink-soft);
}
.nav__sub a:hover{ background: var(--color-bg-alt); color: var(--color-primary); }

@media (max-width: 1200px){
  .topbar__inner{ font-size: .75rem; justify-content: center; text-align: center; }
  .nav__toggle{ display: flex; }
  .nav{
    position: fixed;
    inset: var(--header-h) 0 0 auto;
    width: min(320px, 85vw);
    height: calc(100dvh - var(--header-h));
    background: #fff;
    box-shadow: var(--shadow-soft);
    transform: translateX(100%);
    transition: transform .3s ease;
    overflow-y: auto;
    padding: 18px;
  }
  .nav.is-open{ transform: translateX(0); }
  .nav__list{ flex-direction: column; align-items: stretch; gap: 2px; }
  .nav__list > li > a, .nav__sub-toggle{ width: 100%; justify-content: space-between; }
  .nav__sub{
    position: static;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    display: none;
    padding: 0 0 0 12px;
  }
  .has-sub.is-open .nav__sub{ display: block; }
}

/* ---------- Tarjeta de curso (compartida: home + catálogo) ---------- */
.cursos-grid{
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.curso-card{
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-line);
  display: flex;
  flex-direction: column;
  transition: transform .25s ease, box-shadow .25s ease;
}
.curso-card:hover{ transform: translateY(-6px); box-shadow: var(--shadow-soft); }
.curso-card__img{
  aspect-ratio: 4/3;
  overflow: hidden;
}
.curso-card__img img{
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.curso-card:hover .curso-card__img img{ transform: scale(1.06); }
.curso-card__body{
  padding: 18px 18px 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.curso-card__body h3{ font-size: 1.02rem; }
.curso-card__body p{
  margin-top: 8px;
  font-size: .87rem;
  color: var(--color-ink-soft);
  flex-grow: 1;
}
.curso-card__foot{
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  gap: 10px;
}
.curso-card__price{
  font-size: .85rem;
  font-weight: 700;
  color: var(--color-primary);
}
.curso-card__price small{ font-weight: 500; color: var(--color-ink-soft); }
.curso-card__link{
  font-size: .83rem;
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.curso-card__link svg{ width: 13px; height: 13px; transition: transform .2s ease; }
.curso-card__link:hover svg{ transform: translateX(3px); }

@media (max-width: 1000px){
  .cursos-grid{ grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px){
  .cursos-grid{ grid-template-columns: 1fr; }
}