/* =========================================================
   Guía FEMSA — hoja de estilos compartida
   Estética: guía editorial limpia. Acento teal (NO rojo FEMSA)
   para reforzar que es un sitio independiente.
   ========================================================= */

:root{
  --ink:#0f172a;
  --ink-soft:#475569;
  --ink-faint:#94a3b8;
  --line:#e2e8f0;
  --bg:#ffffff;
  --bg-soft:#f8fafc;
  --accent:#0d9488;
  --accent-dark:#0f766e;
  --accent-wash:#ccfbf1;
  --warn-bg:#fffbeb;
  --warn-line:#fcd34d;
  --warn-ink:#92400e;
  --danger-bg:#fff1f2;
  --danger-line:#fda4af;
  --danger-ink:#9f1239;
  --radius:14px;
  --shadow:0 1px 2px rgba(15,23,42,.04), 0 8px 24px rgba(15,23,42,.06);
  --maxw:760px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Spline Sans',system-ui,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{font-family:'Fraunces',Georgia,serif;line-height:1.2;letter-spacing:-.015em;color:var(--ink);margin:0 0 .5em}
h1{font-size:clamp(1.9rem,4.5vw,2.7rem);font-weight:600}
h2{font-size:clamp(1.4rem,3vw,1.8rem);font-weight:600;margin-top:2.4em}
h3{font-size:1.2rem;font-weight:600;margin-top:1.6em}
p{margin:0 0 1.1em}
a{color:var(--accent-dark);text-decoration:none}
a:hover{text-decoration:underline}
strong{font-weight:600}
img{max-width:100%;height:auto;display:block}

/* ---------- Layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
main{padding:48px 0 24px}
.lead{font-size:1.18rem;color:var(--ink-soft);margin-bottom:1.6em}

/* ---------- Header / nav (mobile-friendly, sin JS) ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.nav{max-width:1040px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.15rem;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand .mark{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:8px;background:var(--accent);color:#fff;font-family:'Fraunces',serif;font-weight:700}
.brand .tag{font-size:.62rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint);border:1px solid var(--line);border-radius:999px;padding:2px 7px}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a{color:var(--ink-soft);font-weight:500}
.nav-links a:hover{color:var(--accent-dark);text-decoration:none}
.btn-login{background:var(--accent);color:#fff!important;padding:9px 18px;border-radius:10px;font-weight:600;transition:transform .18s,box-shadow .18s}
.btn-login:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(13,148,136,.28);text-decoration:none}
.nav-toggle,.nav-burger{display:none}
@media(max-width:720px){
  .nav-links{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:#fff;border-bottom:1px solid var(--line);max-height:0;overflow:hidden;transition:max-height .25s ease}
  .nav-links a{padding:14px 20px;border-top:1px solid var(--line)}
  .btn-login{margin:12px 20px;text-align:center}
  .nav-burger{display:block;cursor:pointer;padding:6px}
  .nav-burger span,.nav-burger span::before,.nav-burger span::after{content:'';display:block;width:22px;height:2px;background:var(--ink);position:relative}
  .nav-burger span::before{position:absolute;top:-7px}
  .nav-burger span::after{position:absolute;top:7px}
  .nav-toggle:checked ~ .nav-links{max-height:340px}
}

/* ---------- Aviso de independencia ---------- */
.indep-banner{background:var(--warn-bg);border-bottom:1px solid var(--warn-line);color:var(--warn-ink);font-size:.86rem}
.indep-banner .wrap-wide{max-width:1040px;margin:0 auto;padding:9px 20px;display:flex;gap:9px;align-items:center;justify-content:center;text-align:center}

/* ---------- Cajas / componentes ---------- */
.eyebrow{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--accent-dark);margin:0 0 12px}
.card{border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow);padding:24px}
.box-official{border:1px solid var(--line);border-radius:var(--radius);background:#fff;box-shadow:var(--shadow);padding:26px;margin:28px 0}
.url-chip{background:var(--ink);color:#e2e8f0;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.82rem;padding:12px 14px;border-radius:10px;word-break:break-all;margin:14px 0}
.note-warn{display:flex;gap:11px;background:var(--danger-bg);border:1px solid var(--danger-line);color:var(--danger-ink);border-radius:10px;padding:13px 15px;font-size:.9rem;margin-top:18px}
.note-info{display:flex;gap:11px;background:var(--bg-soft);border:1px solid var(--line);border-radius:10px;padding:14px 16px;font-size:.92rem;margin:18px 0}
.note-warn svg,.note-info svg{flex-shrink:0;width:20px;height:20px;margin-top:2px}

/* CTAs */
.cta{display:inline-flex;align-items:center;gap:9px;background:var(--accent);color:#fff!important;font-weight:600;padding:13px 26px;border-radius:11px;font-size:1.02rem;transition:transform .18s,box-shadow .18s}
.cta:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(13,148,136,.26);text-decoration:none}
.cta-block{display:block;text-align:center}
.cta-ghost{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--accent-dark)}
.cta-row{margin:22px 0}

/* Pasos */
.steps{list-style:none;padding:0;margin:18px 0;counter-reset:step}
.steps li{display:flex;gap:16px;padding:6px 0 18px}
.step-num{counter-increment:step;flex-shrink:0;width:36px;height:36px;border-radius:50%;background:var(--accent-wash);color:var(--accent-dark);font-weight:700;display:flex;align-items:center;justify-content:center}
.step-num::before{content:counter(step)}
.step-body h3{margin:2px 0 4px}
.step-body p{margin:0;color:var(--ink-soft)}

/* Grid de cursos */
.course-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;margin:22px 0}
.course-card{display:block;border:1px solid var(--line);border-radius:var(--radius);padding:20px;background:#fff;transition:transform .18s,box-shadow .18s,border-color .18s}
.course-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--accent);text-decoration:none}
.course-card .ct{font-family:'Fraunces',serif;font-weight:600;font-size:1.12rem;color:var(--ink);margin-bottom:6px}
.course-card .cm{font-size:.85rem;color:var(--ink-faint)}

/* Caja de datos del curso */
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin:22px 0}
.facts div{background:#fff;padding:16px 18px}
.facts dt{font-size:.74rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-faint);font-weight:600;margin-bottom:3px}
.facts dd{margin:0;font-weight:600;color:var(--ink)}

/* FAQ */
.faq details{border:1px solid var(--line);border-radius:12px;padding:0;margin-bottom:12px;background:#fff;overflow:hidden}
.faq summary{cursor:pointer;padding:16px 18px;font-weight:600;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';font-size:1.4rem;color:var(--accent);font-weight:400;line-height:1}
.faq details[open] summary::after{content:'–'}
.faq details[open] summary{border-bottom:1px solid var(--line)}
.faq .faq-a{padding:16px 18px;color:var(--ink-soft)}
.faq .faq-a p:last-child{margin-bottom:0}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line);background:var(--bg-soft);margin-top:56px;color:var(--ink-soft);font-size:.88rem}
.site-footer .wrap-wide{max-width:1040px;margin:0 auto;padding:34px 20px}
.site-footer .disc{max-width:680px;margin:0 0 16px}
.footer-links{display:flex;flex-wrap:wrap;gap:8px 22px;margin-bottom:14px}
.footer-links a{color:var(--ink-soft)}
.site-footer .copy{color:var(--ink-faint);font-size:.82rem}

/* Breadcrumb */
.crumb{font-size:.82rem;color:var(--ink-faint);margin-bottom:14px}
.crumb a{color:var(--ink-faint)}

/* ===== Marca en el header (FEMSA protagonista + etiqueta pequeña) ===== */
.brand{gap:8px}
.brand .mark{width:32px;height:32px;font-size:1.05rem}
.brand-name{font-family:'Fraunces',serif;font-weight:700;font-size:1.35rem;letter-spacing:.02em;color:var(--ink)}
.brand .tag{font-size:.58rem;align-self:center}

/* ===== Home: hero ===== */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,#f0fdfa 0%,#ffffff 70%)}
.hero-glow{position:absolute;inset:auto;top:-180px;left:50%;transform:translateX(-50%);
  width:780px;height:520px;pointer-events:none;
  background:radial-gradient(closest-side, rgba(13,148,136,.22), rgba(13,148,136,0) 70%);
  filter:blur(6px)}
.hero-inner{position:relative;padding:72px 20px 64px;text-align:center}
.hero .eyebrow{justify-content:center}
.hero h1{font-size:clamp(2.2rem,6vw,3.6rem);font-weight:700;margin-bottom:.35em}
.hero .lead{max-width:620px;margin:0 auto 2em;font-size:1.2rem}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta-secondary{display:inline-flex;align-items:center;padding:13px 26px;border-radius:11px;
  font-weight:600;color:var(--ink);background:#fff;border:1px solid var(--line);transition:transform .18s,border-color .18s}
.cta-secondary:hover{transform:translateY(-2px);border-color:var(--accent);text-decoration:none}

/* animación de entrada escalonada */
.hero .eyebrow,.hero h1,.hero .lead,.hero-cta{opacity:0;transform:translateY(14px);animation:rise .7s cubic-bezier(.2,.7,.2,1) forwards}
.hero h1{animation-delay:.08s}.hero .lead{animation-delay:.16s}.hero-cta{animation-delay:.24s}
@keyframes rise{to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.hero *{animation:none!important;opacity:1!important;transform:none!important}}

/* ===== Home: cuerpo ===== */
.home-main{max-width:var(--maxw);margin:0 auto;padding:8px 20px 0}
.home-main > h2:first-of-type{margin-top:1.6em}
.whatis{margin:40px 0 8px}
.whatis h2{margin-top:0}

/* ===== Home: cómo empezar ===== */
.howto{margin:44px 0 8px}
.howto-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-top:18px}
.howto-step{border:1px solid var(--line);border-radius:var(--radius);padding:22px;background:#fff;box-shadow:var(--shadow)}
.howto-step .hs-n{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:var(--accent-wash);color:var(--accent-dark);font-weight:700;font-family:'Fraunces',serif;margin-bottom:12px}
.howto-step h3{margin:0 0 6px}
.howto-step p{color:var(--ink-soft);margin-bottom:14px}

/* la home usa contenedor propio: neutraliza el wrap exterior */
body.is-home main{padding-top:0}

/* ===== Home: contenedor ancho + bandas alternas ===== */
.container{max-width:1040px;margin:0 auto;padding:0 20px}
.band{padding:54px 0;border-bottom:1px solid var(--line)}
.band:last-of-type{border-bottom:0}
.band-soft{background:var(--bg-soft)}
.band > .container > h2:first-child{margin-top:0}
.band-intro{color:var(--ink-soft);margin-bottom:22px}
.hero-inner{max-width:none}

/* ===== Home: tarjetas de beneficios ===== */
.benefits-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.benefit{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s}
.benefit:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(15,23,42,.08)}
.benefit .b-ic{display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:12px;background:var(--accent-wash);color:var(--accent-dark);margin-bottom:14px}
.benefit .b-ic svg{width:24px;height:24px}
.benefit h3{margin:0 0 6px;font-size:1.18rem}
.benefit p{margin:0;color:var(--ink-soft)}

/* =========================================================
   Páginas internas (artículo): layout + tipografía cuidada
   ========================================================= */
.article{max-width:820px;margin:0 auto;padding:52px 20px 8px}
.article > h2{margin-top:2em;padding-top:.2em;position:relative}
.article > h2::before{content:"";display:block;width:42px;height:3px;border-radius:3px;background:var(--accent);margin-bottom:.5em}
.article > p,.article > ul,.article > ol{font-size:1.05rem}
.article .lead{font-size:1.2rem;color:var(--ink-soft)}
.crumb{font-size:.82rem;color:var(--ink-faint);margin-bottom:14px}
.crumb a:hover{color:var(--accent-dark)}

/* Caja resumen (fichas de curso) */
.summary{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg-soft);padding:22px 24px;margin:24px 0 8px;box-shadow:var(--shadow)}
.summary-title{font-size:.74rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--accent-dark);margin:0 0 14px}
.summary .facts{margin:0;box-shadow:none}

/* Módulos numerados */
.modules{display:flex;flex-direction:column;gap:12px;margin:18px 0}
.module{display:flex;gap:16px;align-items:flex-start;border:1px solid var(--line);border-radius:12px;padding:18px 20px;background:#fff;transition:border-color .18s,box-shadow .18s}
.module:hover{border-color:var(--accent);box-shadow:var(--shadow)}
.module .m-n{flex-shrink:0;width:34px;height:34px;border-radius:9px;background:var(--accent-wash);color:var(--accent-dark);font-family:'Fraunces',serif;font-weight:700;display:flex;align-items:center;justify-content:center}
.module .m-body h3{margin:0 0 4px;font-size:1.12rem}
.module .m-body p{margin:0;color:var(--ink-soft)}

/* Caja CTA destacada */
.cta-box{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  background:linear-gradient(135deg,#0f766e,#0d9488);color:#fff;border-radius:16px;padding:26px 28px;margin:30px 0}
.cta-box-txt h3{color:#fff;margin:0 0 4px;font-size:1.3rem}
.cta-box-txt p{margin:0;color:#d1faf4}
.cta-box .cta{background:#fff;color:var(--accent-dark)!important;white-space:nowrap}
.cta-box .cta:hover{box-shadow:0 12px 26px rgba(0,0,0,.18)}

/* Hub de cursos: tarjetas */
.hub-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px;margin:22px 0}
.hub-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:#fff;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s,border-color .2s}
.hub-card:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(15,23,42,.08);border-color:var(--accent);text-decoration:none}
.hub-meta{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.pill{font-size:.72rem;font-weight:600;padding:4px 10px;border-radius:999px;background:var(--accent-wash);color:var(--accent-dark)}
.pill-ghost{background:transparent;border:1px solid var(--line);color:var(--ink-faint)}
.hub-card h3{margin:0 0 8px;font-size:1.3rem;color:var(--ink)}
.hub-card p{color:var(--ink-soft);font-size:.95rem;margin:0 0 16px;flex-grow:1}
.hub-go{font-weight:600;color:var(--accent-dark)}

/* Requisitos (inscripción) */
.req-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin:20px 0}
.req{display:flex;gap:14px;border:1px solid var(--line);border-radius:12px;padding:18px;background:#fff;box-shadow:var(--shadow)}
.req .req-ic{flex-shrink:0;width:30px;height:30px;border-radius:50%;background:var(--accent);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:.9rem}
.req h3{margin:0 0 4px;font-size:1.05rem}
.req p{margin:0;color:var(--ink-soft);font-size:.92rem}

/* =========================================================
   REFRESH v4 — más profundidad, color y aire (overrides)
   ========================================================= */
:root{
  --shadow:0 1px 2px rgba(15,23,42,.05), 0 10px 30px rgba(15,23,42,.07);
  --shadow-lg:0 18px 48px rgba(15,23,42,.12);
}
body{background:#f6f8fa}

/* Logo tipo cabecera de periódico, limpio */
.brand{gap:0}
.brand .mark{margin-right:10px}
.brand .tag{display:none}
.brand-sub{margin-left:11px;padding-left:11px;border-left:1px solid var(--line);
  font-size:.78rem;color:var(--ink-faint);font-weight:500}
@media(max-width:560px){.brand-sub{display:none}}

/* Las páginas internas van sobre lienzo blanco para que respiren */
main{background:#fff}
.is-home main{background:transparent}
.article{background:#fff}

/* Más aire en las bandas de la home */
.band{padding:78px 0}
.hero-inner{padding:88px 20px 78px}
.hero h1{margin-bottom:.45em}
.hero .lead{margin-bottom:2.4em}

/* Bandas grises con un punto de color (tinte teal) en vez de gris plano */
.band-soft{background:linear-gradient(180deg,#eef6f5 0%,#f3f8f8 100%)}

/* Hero con textura sutil para que no quede tan vacío */
.hero{background:linear-gradient(180deg,#e9f6f3 0%,#ffffff 78%)}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:radial-gradient(rgba(13,148,136,.10) 1px,transparent 1px);
  background-size:22px 22px;-webkit-mask-image:linear-gradient(180deg,#000,transparent 70%);mask-image:linear-gradient(180deg,#000,transparent 70%)}
.hero-inner{position:relative;z-index:1}

/* Tarjetas: más cuerpo y sombra */
.benefit,.hub-card,.howto-step,.req,.module,.summary{box-shadow:var(--shadow)}
.benefit{padding:28px}
.benefits-grid,.hub-list{gap:22px}
.benefit:hover,.hub-card:hover{box-shadow:var(--shadow-lg)}

/* Separación de textos para que no se vean apretados */
.band .container > p{max-width:760px}
.band-intro{max-width:760px}
.article > p,.article > ul,.article > ol{line-height:1.72}

/* Cierre del hueco FAQ→footer + footer pegado */
.site-footer{margin-top:0;border-top:0}
.band:last-of-type{border-bottom:0}

/* Banda CTA final (teal) de la home */
.band-cta{background:linear-gradient(135deg,#0f766e 0%,#0d9488 55%,#14b8a6 100%);
  padding:66px 0;text-align:center;color:#fff;position:relative;overflow:hidden}
.band-cta::after{content:"";position:absolute;inset:0;opacity:.18;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.6) 1px,transparent 1px);background-size:24px 24px}
.band-cta .container{position:relative;z-index:1}
.band-cta h2{color:#fff;margin:0 0 10px;font-size:clamp(1.7rem,3.4vw,2.3rem)}
.band-cta p{color:#d4f3ee;max-width:560px;margin:0 auto 26px}
.band-cta-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta-on-dark{background:#fff;color:var(--accent-dark)!important}
.cta-on-dark:hover{box-shadow:0 12px 28px rgba(0,0,0,.22)}
.cta-sec-dark{background:transparent;border:1px solid rgba(255,255,255,.5);color:#fff!important}
.cta-sec-dark:hover{border-color:#fff;background:rgba(255,255,255,.08)}

/* Cabecera de artículo un poco más generosa */
.article{padding-top:60px}
.article > h2{margin-top:2.3em}