/* ═══════════════════════════════════════════════
   landing.css — Estilos compartidos para landings
   de cursos individuales · germantapiza
   ═══════════════════════════════════════════════ */

:root {
  --bg:      #f3efe7;
  --bg2:     #ebe5d7;
  --paper:   #faf7f0;
  --ink:     #1f241e;
  --olive:   #3d4a37;
  --ceniza:  #d4c5a9;
  --linea:   rgba(31,36,30,0.14);
  --linea-s: rgba(31,36,30,0.08);
  --dim:     rgba(31,36,30,0.62);
  --bosque:  #1d2a1f;

  --f-serif: 'Fraunces', 'Times New Roman', serif;
  --f-sans:  'Inter Tight', -apple-system, sans-serif;
  --f-mono:  'JetBrains Mono', 'Menlo', monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--f-sans);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  font-size: 16px;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; margin: 0; }
h1, h2, h3, h4 { margin: 0; }
::selection { background: var(--olive); color: var(--bg); }

.container { max-width: 1280px; margin: 0 auto; padding: 0 32px; }
@media (max-width: 640px) { .container { padding: 0 20px; } }

/* ─── TIPO ─── */
.eyebrow {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--olive);
}

/* ─── ANUNCIO ─── */
.anuncio {
  background: var(--bosque);
  color: var(--bg);
  text-align: center;
  padding: 10px 24px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.anuncio b { color: var(--ceniza); font-weight: 500; }

/* ─── NAV ─── */
.nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--bg);
  border-bottom: 1px solid var(--linea);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.nav__brand { display: flex; align-items: center; gap: 14px; }
.nav__brand-mark { width: 28px; height: 28px; }
.nav__brand-text {
  font-family: var(--f-sans);
  font-weight: 300;
  letter-spacing: -0.035em;
  font-size: 22px;
  line-height: 1;
}
.nav__brand-sub {
  font-family: var(--f-mono);
  font-size: 9px;
  letter-spacing: 0.28em;
  color: var(--dim);
  margin-top: 4px;
  text-transform: uppercase;
}
.nav__links { display: flex; gap: 36px; align-items: center; }
.nav__links a {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
  padding: 8px 0;
  border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
.nav__links a:hover { border-bottom-color: var(--olive); }
.nav__links a.active { border-bottom-color: var(--olive); color: var(--olive); }
.nav__cta {
  background: var(--olive);
  color: var(--bg);
  padding: 12px 22px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border-radius: 100px;
  transition: background .2s;
}
.nav__cta:hover { background: var(--bosque); }
.nav__toggle { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; padding: 6px; }
.nav__toggle span { width: 22px; height: 1.5px; background: var(--ink); display: block; }

@media (max-width: 900px) {
  .nav__inner { flex-wrap: wrap; }
  .nav__links { display: none; }
  .nav__toggle { display: flex; }
  .nav__cta { padding: 8px 14px; font-size: 10px; }
  .nav--open .nav__links {
    display: flex; flex-direction: column; gap: 0;
    flex-basis: 100%; order: 10;
    background: var(--bg);
    border-top: 1px solid var(--linea);
    border-bottom: 1px solid var(--linea);
    padding: 8px 0 16px;
    text-align: center;
  }
  .nav--open .nav__links a { padding: 11px 0; }
}

/* ─── BOTONES ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 16px 28px;
  border-radius: 100px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all .2s;
}
.btn--primary { background: var(--olive); color: var(--bg); }
.btn--primary:hover { background: var(--bosque); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--linea); }
.btn--ghost:hover { border-color: var(--ink); }
.btn--dark { background: var(--bosque); color: var(--bg); }
.btn--dark:hover { background: var(--ink); }
.btn--lg { padding: 18px 36px; font-size: 12px; }
.btn--full { width: 100%; justify-content: center; }

/* ─── BREADCRUMB ─── */
.breadcrumb {
  padding: 14px 0;
  background: var(--bg2);
  border-bottom: 1px solid var(--linea);
}
.breadcrumb__inner {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dim);
}
.breadcrumb__inner a { color: var(--dim); transition: color .2s; }
.breadcrumb__inner a:hover { color: var(--olive); }
.breadcrumb__inner .sep { opacity: 0.4; }
.breadcrumb__inner .current { color: var(--ink); }

/* ─── HERO ─── */
.prod-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 86vh;
}
.prod-hero__visual {
  position: relative;
  overflow: hidden;
  background: var(--bg2);
  background-image: repeating-linear-gradient(
    -45deg,
    transparent 0 14px,
    rgba(31,36,30,0.04) 14px 15px
  );
  display: flex;
  align-items: center;
  justify-content: center;
}
.prod-hero__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.prod-hero__nivel {
  position: absolute;
  top: 24px;
  left: 24px;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 8px 16px;
  border-radius: 100px;
}
.nivel--basico    { background: var(--ink); color: var(--bg); }
.nivel--intermedio { background: var(--olive); color: var(--bg); }
.nivel--avanzado  { background: var(--bosque); color: var(--ceniza); }

.prod-hero__info {
  padding: 64px 56px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--paper);
  border-left: 1px solid var(--linea);
}
.prod-hero__info .eyebrow { display: block; margin-bottom: 20px; }
.prod-hero__titulo {
  font-family: var(--f-serif);
  font-weight: 300;
  font-size: clamp(32px, 3.8vw, 54px);
  line-height: 1.04;
  letter-spacing: -0.025em;
  font-variation-settings: 'opsz' 144;
  margin-bottom: 24px;
}
.prod-hero__titulo em { font-style: italic; color: var(--olive); }
.prod-hero__lead {
  font-family: var(--f-serif);
  font-weight: 300;
  font-size: 18px;
  line-height: 1.55;
  color: var(--dim);
  max-width: 44ch;
  margin-bottom: 40px;
}

/* Precio */
.precio-card {
  background: var(--bg);
  border: 1px solid var(--linea);
  padding: 32px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.precio-card__num {
  font-family: var(--f-serif);
  font-weight: 300;
  font-size: 52px;
  line-height: 1;
  letter-spacing: -0.03em;
}
.precio-card__num span {
  font-family: var(--f-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  color: var(--dim);
  vertical-align: super;
  font-weight: 400;
  margin-right: 4px;
}
.precio-card__beneficios {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.precio-card__beneficios li {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 10px;
}
.precio-card__beneficios li::before {
  content: '';
  width: 14px;
  height: 1px;
  background: var(--olive);
  flex-shrink: 0;
}
.precio-card__garantia {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dim);
  text-align: center;
  padding-top: 16px;
  border-top: 1px solid var(--linea);
}

/* ─── SECCIONES ─── */
.section { padding: 96px 0; }
.section + .section { border-top: 1px solid var(--linea); }
.section--tinted { background: var(--bg2); }
.section--bosque { background: var(--bosque); position: relative; overflow: hidden; }

.section__head { margin-bottom: 56px; }
.section__head .eyebrow { display: block; margin-bottom: 16px; }
.section__head h2 {
  font-family: var(--f-serif);
  font-weight: 300;
  font-size: clamp(30px, 3.8vw, 50px);
  letter-spacing: -0.025em;
  line-height: 1.05;
  font-variation-settings: 'opsz' 144;
}
.section__head h2 em { font-style: italic; color: var(--olive); }
.section__head p {
  font-family: var(--f-serif);
  font-weight: 300;
  font-size: 18px;
  color: var(--dim);
  margin-top: 16px;
  max-width: 56ch;
}

/* ─── QUÉ VAS A APRENDER ─── */
.aprender-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  background: var(--linea);
}
.aprender-item {
  background: var(--paper);
  padding: 32px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  transition: background .2s;
}
.aprender-item:hover { background: var(--bg); }
.aprender-item__num {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--olive);
  flex-shrink: 0;
  margin-top: 3px;
}
.aprender-item h3 {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: 20px;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}
.aprender-item p {
  font-size: 14px;
  color: var(--dim);
  line-height: 1.6;
}

/* ─── TEMARIO ─── */
.temario {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--linea);
}
.temario-item {
  display: grid;
  grid-template-columns: 64px 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 24px 0;
  border-bottom: 1px solid var(--linea);
  transition: padding .15s, background .15s;
}
.temario-item:hover {
  background: var(--bg2);
  margin: 0 -32px;
  padding: 24px 32px;
}
.temario-item__num {
  font-family: var(--f-serif);
  font-weight: 300;
  font-size: 36px;
  color: var(--ceniza);
  line-height: 1;
  letter-spacing: -0.04em;
}
.temario-item__titulo {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: 20px;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}
.temario-item__desc { font-size: 14px; color: var(--dim); }
.temario-item__tag {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--olive);
  white-space: nowrap;
}

/* ─── PARA QUIÉN ─── */
.paraquien-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--linea);
}
.paraquien-card {
  background: var(--bg2);
  padding: 40px 32px;
  border-top: 3px solid var(--olive);
}
.paraquien-card p {
  font-family: var(--f-serif);
  font-weight: 300;
  font-size: 18px;
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--ink);
}

/* ─── QUÉ INCLUYE ─── */
.incluye-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.incluye-item {
  border: 1px solid var(--linea);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: var(--paper);
  transition: border-color .2s;
}
.incluye-item:hover { border-color: var(--olive); }
.incluye-item__icon {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--olive);
}
.incluye-item h3 {
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: 22px;
  letter-spacing: -0.01em;
}
.incluye-item p { font-size: 14px; color: var(--dim); line-height: 1.6; }

/* ─── TESTIMONIOS ─── */
.testimonios {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.testi {
  display: flex;
  flex-direction: column;
  gap: 24px;
  padding: 40px 0 0;
  border-top: 1px solid var(--linea);
}
.testi__stars {
  font-family: var(--f-mono);
  color: var(--olive);
  letter-spacing: 0.3em;
  font-size: 11px;
}
.testi__txt {
  font-family: var(--f-serif);
  font-weight: 300;
  font-size: 20px;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--ink);
  flex: 1;
}
.testi__autor {
  display: flex;
  align-items: center;
  gap: 14px;
  padding-top: 20px;
  border-top: 1px solid var(--linea);
}
.testi__avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--bg2);
  border: 1px solid var(--linea);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--f-serif);
  font-weight: 400;
  font-size: 16px;
  color: var(--olive);
  flex-shrink: 0;
}
.testi__nombre { font-weight: 500; font-size: 14px; }
.testi__lugar {
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dim);
  margin-top: 3px;
}

/* ─── CTA FINAL ─── */
.cta-final {
  text-align: center;
  padding: 120px 0;
  position: relative;
}
.cta-final__pattern {
  position: absolute;
  inset: 0;
  opacity: 0.05;
  pointer-events: none;
  background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="60" height="60"><g stroke="%23f3efe7" stroke-width="2" fill="none"><line x1="20" y1="0" x2="20" y2="60"/><line x1="40" y1="0" x2="40" y2="60"/><line x1="0" y1="20" x2="60" y2="20"/><line x1="0" y1="40" x2="60" y2="40"/></g></svg>');
  background-size: 60px 60px;
}
.cta-final .eyebrow { color: var(--ceniza); }
.cta-final__titulo {
  font-family: var(--f-serif);
  font-weight: 300;
  font-variation-settings: 'opsz' 144;
  font-size: clamp(36px, 5.5vw, 80px);
  letter-spacing: -0.025em;
  line-height: 1.02;
  color: var(--bg);
  max-width: 22ch;
  margin: 24px auto 32px;
}
.cta-final__titulo em { font-style: italic; color: var(--ceniza); }
.cta-final__lead {
  font-family: var(--f-serif);
  font-weight: 300;
  font-size: 20px;
  color: rgba(243,239,231,0.72);
  margin: 0 auto 48px;
  max-width: 52ch;
}
.cta-final__acciones {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.cta-final__meta {
  margin-top: 36px;
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(243,239,231,0.45);
}

/* ─── FOOTER ─── */
.footer {
  background: var(--bg2);
  border-top: 1px solid var(--linea);
  padding: 80px 0 40px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 64px;
  margin-bottom: 72px;
}
.footer__brand { max-width: 40ch; }
.footer__brand-mark {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}
.footer__brand-text {
  font-family: var(--f-sans);
  font-weight: 300;
  letter-spacing: -0.035em;
  font-size: 22px;
  line-height: 1;
}
.footer__brand-sub {
  font-family: var(--f-mono);
  font-size: 9px;
  letter-spacing: 0.28em;
  color: var(--dim);
  margin-top: 3px;
  text-transform: uppercase;
}
.footer__desc { font-size: 14px; color: var(--dim); line-height: 1.6; }
.footer__col h4 {
  font-family: var(--f-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--olive);
  margin-bottom: 18px;
  font-weight: 500;
}
.footer__col ul { display: flex; flex-direction: column; gap: 12px; }
.footer__col a { font-size: 14px; color: var(--ink); transition: color .2s; }
.footer__col a:hover { color: var(--olive); }
.footer__copy {
  padding-top: 32px;
  border-top: 1px solid var(--linea);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--f-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dim);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1024px) {
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .testimonios { grid-template-columns: 1fr; gap: 40px; }
  .paraquien-grid { grid-template-columns: 1fr 1fr; }
  .incluye-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .prod-hero { grid-template-columns: 1fr; min-height: auto; }
  .prod-hero__visual { min-height: 360px; }
  .prod-hero__info { padding: 48px 32px; border-left: none; border-top: 1px solid var(--linea); }
  .aprender-grid { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
}
@media (max-width: 640px) {
  .paraquien-grid { grid-template-columns: 1fr; }
  .incluye-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .footer__copy { flex-direction: column; }
  .temario-item { grid-template-columns: 48px 1fr; }
  .temario-item__tag { display: none; }
}

/* Fade in */
.fade-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .7s cubic-bezier(0.16,1,0.3,1), transform .7s cubic-bezier(0.16,1,0.3,1);
}
.fade-up.is-visible { opacity: 1; transform: translateY(0); }