:root {
  --navy-950: #050d1a;
  --navy-900: #071b2e;
  --navy-800: #0d2740;
  --navy-700: #133150;
  --ink-0: #ffffff;
  --ink-1: #e7edf5;
  --ink-2: #a9bacd;
  --ink-3: #7c8ca0;
  --accent: #22d3c5;
  --accent-2: #38bdf8;
  --accent-ink: #04211e;
  --border: rgba(255,255,255,.10);
  --radius: 16px;
  --radius-pill: 999px;
  --shadow: 0 20px 50px -20px rgba(0,0,0,.5);
  --font-display: 'Sora', Inter, sans-serif;
  --font-body: 'Inter', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--navy-950);
  color: var(--ink-1);
  font-family: var(--font-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: var(--font-display); color: var(--ink-0); margin: 0; }
p { margin: 0; }
a { text-decoration: none; }
img { max-width: 100%; display: block; }
ul { margin: 0; padding: 0; list-style: none; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: .78rem;
  font-weight: 700;
  color: var(--accent);
  margin: 0 0 .6rem;
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .85rem 1.4rem; border-radius: var(--radius-pill);
  font-weight: 700; font-size: .95rem; border: none; cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn-accent { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: var(--accent-ink); }
.btn-accent:hover { transform: translateY(-2px); box-shadow: 0 12px 24px -8px rgba(34,211,197,.45); }
.btn-outline { background: transparent; color: var(--ink-0); border: 1.5px solid var(--border); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-lg { padding: 1rem 1.8rem; font-size: 1rem; }
.link-arrow { color: var(--ink-1); font-weight: 600; font-size: .95rem; display: inline-flex; align-items: center; gap: .4rem; }
.link-arrow:hover { color: var(--accent); }

/* Topbar */
.topbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(5,13,26,.78);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.topbar-inner {
  max-width: 1180px; margin: 0 auto; padding: .9rem 1.5rem;
  display: flex; align-items: center; gap: 2rem;
}
.brand { display: flex; align-items: center; color: var(--ink-0); }
.brand-logo { height: 48px; width: auto; }
.footer-logo { height: 40px; }
.nav-links { display: flex; gap: 1.8rem; margin-left: auto; }
.nav-links a { color: var(--ink-2); font-weight: 600; font-size: .92rem; }
.nav-links a:hover { color: var(--ink-0); }
.nav-cta { margin-left: .5rem; }
.lang-switch { padding: .5rem .9rem; font-size: .82rem; margin-left: 1.2rem; }
.hamburger {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--border);
  background: transparent; cursor: pointer; margin-left: auto;
}
.hamburger span { display: block; width: 18px; height: 2px; background: var(--ink-0); margin: 0 auto; transition: transform .2s ease, opacity .2s ease; }
.nav-mobile { display: none; flex-direction: column; gap: 1rem; padding: 0 1.5rem 1.2rem; }
.nav-mobile a { color: var(--ink-1); font-weight: 600; padding: .3rem 0; }
.nav-mobile .btn { width: fit-content; margin-top: .4rem; }

@media (max-width: 860px) {
  .nav-links, .nav-cta, .lang-switch { display: none; }
  .hamburger { display: flex; }
  .nav-mobile.open { display: flex; }
}

/* Hero */
.hero { position: relative; min-height: 88vh; display: flex; align-items: flex-end; overflow: hidden; }
.hero-media {
  position: absolute; inset: 0; background-size: cover; background-position: center 30%;
}
.hero-scrim {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(5,13,26,.55) 0%, rgba(5,13,26,.55) 40%, rgba(5,13,26,.96) 100%),
              linear-gradient(90deg, rgba(5,13,26,.85) 0%, rgba(5,13,26,.25) 60%);
}
.hero-content {
  position: relative; max-width: 1180px; margin: 0 auto; padding: 6rem 1.5rem 4rem; width: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 2.5rem;
}
.hero-text { flex: 1 1 560px; min-width: 0; }
.hero-logo { flex: 0 0 auto; }
.hero-logo img { width: clamp(220px, 26vw, 400px); height: auto; filter: drop-shadow(0 20px 40px rgba(0,0,0,.45)); }
.hero h1 { font-size: clamp(2.4rem, 5.5vw, 4.2rem); line-height: 1.05; max-width: 16ch; }
.hero h1 span { color: var(--accent); }
.hero-sub { margin-top: 1.2rem; max-width: 46ch; color: var(--ink-1); font-size: 1.08rem; }
.hero-actions { display: flex; align-items: center; gap: 1.6rem; flex-wrap: wrap; margin-top: 2rem; }
.hero-stats { display: flex; gap: 2.6rem; margin-top: 3rem; flex-wrap: wrap; }
.hero-stats strong { display: block; font-family: var(--font-display); font-size: 1.6rem; color: var(--ink-0); }
.hero-stats span { color: var(--ink-3); font-size: .85rem; }

/* Sections */
.section { max-width: 1180px; margin: 0 auto; padding: 5.5rem 1.5rem; }
.section-head { max-width: 640px; margin: 0 auto 3rem; text-align: center; }
.section-head h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); }
.section-sub { color: var(--ink-2); margin-top: .8rem; font-size: 1.02rem; }

/* Programs */
.programs-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 1.2rem; }
.program-card {
  background: linear-gradient(180deg, var(--navy-800), var(--navy-900));
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.8rem 1.5rem; transition: transform .18s ease, border-color .18s ease;
}
.program-card:hover { transform: translateY(-4px); border-color: rgba(34,211,197,.4); }
.program-icon {
  width: 46px; height: 46px; border-radius: 12px; display: flex; align-items: center; justify-content: center;
  background: rgba(34,211,197,.12); color: var(--accent); margin-bottom: 1.1rem;
}
.program-card h3 { font-size: 1.15rem; margin-bottom: .2rem; }
.program-age { color: var(--accent); font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; margin-bottom: .7rem; }
.program-card p:last-child { color: var(--ink-2); font-size: .92rem; }

/* App promo */
.app-promo-box {
  background: radial-gradient(120% 160% at 15% 0%, rgba(34,211,197,.14), transparent 55%), linear-gradient(160deg, var(--navy-800), var(--navy-900));
  border: 1px solid var(--border); border-radius: 28px; padding: 3rem clamp(1.5rem, 5vw, 4rem);
}
.app-promo-copy { max-width: 720px; }
.app-promo-copy h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); margin-bottom: 1rem; }
.app-promo-copy h2 span { color: var(--accent); }
.app-promo-sub { margin: 0 0 2.2rem; text-align: left; }
.app-features { display: flex; flex-direction: column; gap: 1.4rem; margin-bottom: 2.2rem; }
.app-features li { display: flex; gap: 1rem; align-items: flex-start; }
.app-features strong { display: block; color: var(--ink-0); font-size: 1.02rem; margin-bottom: .25rem; }
.app-features span { color: var(--ink-2); font-size: .92rem; }
.app-promo-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* Plans (Automático vs Premium) */
.plans-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.5rem; }
.plan-card {
  background: linear-gradient(180deg, var(--navy-800), var(--navy-900));
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 2rem clamp(1.5rem, 3vw, 2.2rem); display: flex; flex-direction: column;
}
.plan-card-premium {
  background: radial-gradient(120% 160% at 15% 0%, rgba(34,211,197,.14), transparent 55%), linear-gradient(160deg, var(--navy-800), var(--navy-900));
  border-color: rgba(34,211,197,.3);
}
.plan-card h3 { font-size: 1.3rem; margin: 0 0 .6rem; }
.plan-price { font-family: var(--font-display); font-size: 2.2rem; color: var(--ink-0); margin: 0 0 1.4rem; }
.plan-price span { font-family: var(--font-body); font-size: .95rem; font-weight: 500; color: var(--ink-2); }
.plan-features { display: flex; flex-direction: column; gap: .8rem; margin-bottom: 2rem; }
.plan-features li { color: var(--ink-2); font-size: .92rem; padding-left: 1.3rem; position: relative; }
.plan-features li::before { content: '✓'; position: absolute; left: 0; color: var(--accent); font-weight: 700; }
.plan-card .btn, .plan-card .app-promo-actions { margin-top: auto; }
.plan-howto { display: block; text-align: center; margin-top: 1rem; color: var(--ink-2); font-weight: 600; font-size: .88rem; }
.plan-howto:hover { color: var(--accent); }

/* Method */
.method { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: center; }
.method-photo img { border-radius: var(--radius); box-shadow: var(--shadow); border: 1px solid var(--border); }
.method-copy h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); margin-bottom: 1.6rem; }
.method-copy h2 span { color: var(--accent); }
.method-list { display: flex; flex-direction: column; gap: 1.3rem; }
.method-list li { display: flex; gap: .9rem; align-items: flex-start; }
.method-list svg { color: var(--accent); flex: none; margin-top: .15rem; }
.method-list strong { display: block; color: var(--ink-0); font-size: 1rem; margin-bottom: .2rem; }
.method-list span { color: var(--ink-2); font-size: .92rem; }

@media (max-width: 860px) {
  .method { grid-template-columns: 1fr; gap: 2rem; }
  .method-photo { order: -1; }
}

/* Achievements */
.achv-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1.5rem; }
.achv-card {
  background: linear-gradient(180deg, var(--navy-800), var(--navy-900));
  border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform .18s ease, border-color .18s ease;
}
.achv-card:hover { transform: translateY(-4px); border-color: rgba(34,211,197,.4); }
.achv-card img { width: 100%; height: 420px; object-fit: cover; object-position: top center; display: block; }
.achv-card-body { padding: 1.3rem 1.4rem 1.6rem; }
.achv-card-body h3 { font-size: 1.05rem; margin: 0 0 .5rem; }
.achv-card-body p { color: var(--ink-2); font-size: .9rem; line-height: 1.55; margin: 0; }
@media (max-width: 780px) {
  .achv-card img { height: 360px; }
}

/* Location */
.location-box {
  background: linear-gradient(120deg, var(--navy-800), var(--navy-700));
  border: 1px solid var(--border); border-radius: 24px;
  padding: 3rem; display: flex; flex-direction: column; align-items: center; text-align: center; gap: 1.2rem;
}
.location-icon { width: 56px; height: 56px; border-radius: 16px; background: rgba(34,211,197,.14); color: var(--accent); display: flex; align-items: center; justify-content: center; }
.location-box h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin-top: .3rem; }
.location-box .btn { margin-top: .6rem; }

/* CTA band */
.cta-band {
  text-align: center; padding: 5rem 1.5rem; margin: 0 1.5rem 4rem;
  background: radial-gradient(120% 160% at 50% 0%, rgba(34,211,197,.16), transparent 60%), var(--navy-900);
  border: 1px solid var(--border); border-radius: 28px; max-width: 1180px; margin-inline: auto;
}
.cta-band h2 { font-size: clamp(1.6rem, 3.4vw, 2.4rem); max-width: 26ch; margin: 0 auto; }
.cta-band p { color: var(--ink-2); margin-top: 1rem; }
.cta-band .btn { margin-top: 2rem; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 2.4rem 1.5rem; }
.footer-inner {
  max-width: 1180px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1rem; color: var(--ink-3); font-size: .85rem;
}
.footer-inner a { color: var(--ink-2); font-weight: 600; }
.footer-inner a:hover { color: var(--accent); }

@media (max-width: 860px) {
  .hero-content { flex-direction: column; text-align: center; }
  .hero-logo { order: -1; }
  .hero-logo img { width: clamp(160px, 46vw, 260px); }
  .hero h1 { max-width: none; }
  .hero-sub { max-width: none; margin-inline: auto; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
}

@media (max-width: 600px) {
  .hero-actions { flex-direction: column; align-items: center; gap: 1rem; }
  .hero-stats { gap: 1.6rem; }
  .section { padding: 3.5rem 1.25rem; }
}

/* Página de contenido tipo artículo (Cómo funciona) */
.article-header { max-width: 780px; margin: 0 auto; padding: 3.5rem 1.5rem 1rem; }
.article-header .eyebrow { margin-bottom: .8rem; }
.article-header h1 { font-size: clamp(1.9rem, 4vw, 2.6rem); }
.article-header p { color: var(--ink-2); margin-top: 1rem; font-size: 1.05rem; }
.prose { max-width: 780px; margin: 0 auto; padding: 1rem 1.5rem 4rem; }
.prose h2 { font-size: 1.4rem; margin: 2.4rem 0 1rem; padding-top: 1.2rem; border-top: 1px solid var(--border); }
.prose h2:first-child { margin-top: 0; padding-top: 0; border-top: none; }
.prose p { color: var(--ink-1); line-height: 1.7; margin: 0 0 1rem; }
.prose strong { color: var(--ink-0); }
.prose ul, .prose ol { margin: 0 0 1.2rem; padding-left: 1.3rem; color: var(--ink-1); line-height: 1.7; }
.prose li { margin-bottom: .5rem; }
.prose table { width: 100%; border-collapse: collapse; margin: 0 0 1.2rem; font-size: .92rem; }
.prose th, .prose td { text-align: left; padding: .7rem .8rem; border-bottom: 1px solid var(--border); vertical-align: top; }
.prose th { color: var(--accent); font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; }
.prose td:first-child { color: var(--ink-0); font-weight: 600; white-space: nowrap; }
.prose .faq-q { color: var(--ink-0); font-weight: 700; margin-bottom: .3rem; }
.prose .cta-inline { text-align: center; padding: 2.5rem 0 0; }
.prose .callout { background: rgba(34,211,197,.08); border-left: 3px solid var(--accent); border-radius: 0 10px 10px 0; padding: 1.1rem 1.3rem; margin: 0 0 1.2rem; }
.prose .callout p:last-child { margin-bottom: 0; }
.prose .callout h3 { color: var(--ink-0); font-size: 1.02rem; margin: 0 0 .6rem; }