/* =====================================================================
   PRAXIS Instituto de Educacion Profesional — Hoja de estilos institucional
   Paleta: azul marino profundo, blanco, marfil, beige, dorado discreto.
   ===================================================================== */

:root {
  --navy-900: #0b1f3a;
  --navy-800: #10294c;
  --navy-700: #163a63;
  --navy-600: #1c4a7d;
  --navy-100: #e7ecf3;

  --ivory: #faf7f0;
  --beige: #f1e9d8;
  --beige-dark: #e3d5b3;
  --gold: #b8933f;
  --gold-light: #d4af6a;

  --ink: #1c2430;
  --ink-soft: #4a5568;
  --white: #ffffff;

  --success: #1f7a4d;
  --error: #b3261e;
  --info: #1c4a7d;

  --font-serif: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --radius: 6px;
  --shadow-sm: 0 1px 3px rgba(11, 31, 58, 0.08);
  --shadow-md: 0 6px 20px rgba(11, 31, 58, 0.10);
  --shadow-lg: 0 14px 40px rgba(11, 31, 58, 0.16);

  --container-w: 1240px;
}

/* ---------------------------------------------------------------------
   Reset basico
   --------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 165px; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4, h5, h6 { font-family: var(--font-serif); color: var(--navy-900); line-height: 1.25; margin: 0 0 .6em; font-weight: 600; }
p { margin: 0 0 1em; color: var(--ink-soft); }
button { font-family: inherit; }

.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--navy-900); color: var(--white);
  padding: .75rem 1.25rem; z-index: 2000; border-radius: 0 0 6px 0;
}
.skip-link:focus { left: 0; }

:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; }

.container { max-width: var(--container-w); margin: 0 auto; padding: 0 1.5rem; }

section { padding: 4.5rem 0; }
.section-alt { background: var(--ivory); }
.section-navy { background: var(--navy-900); color: var(--white); }
.section-navy h2, .section-navy h3, .section-navy p { color: var(--white); }

.eyebrow {
  display: inline-block; font-family: var(--font-sans); font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; font-size: .78rem; color: var(--gold); margin-bottom: .75rem;
}
.section-head { max-width: 760px; margin: 0 auto 3rem; text-align: center; }
.section-head h2 { font-size: clamp(1.6rem, 2.6vw, 2.3rem); }
.section-head p { font-size: 1.05rem; }
.section-head.align-left { margin-left: 0; text-align: left; }

/* ---------------------------------------------------------------------
   Botones
   --------------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .85rem 1.6rem; border-radius: var(--radius); font-weight: 600; font-size: .95rem;
  border: 2px solid transparent; cursor: pointer; transition: .2s ease; white-space: nowrap;
}
.btn-sm { padding: .6rem 1.15rem; font-size: .85rem; }
.btn-navy { background: var(--navy-900); color: var(--white); }
.btn-navy:hover { background: var(--navy-700); }
.btn-gold { background: var(--gold); color: var(--navy-900); }
.btn-gold:hover { background: var(--gold-light); }
.btn-outline { background: transparent; border-color: var(--navy-900); color: var(--navy-900); }
.btn-outline:hover { background: var(--navy-900); color: var(--white); }
.btn-outline-light { background: transparent; border-color: rgba(255,255,255,.55); color: var(--white); }
.btn-outline-light:hover { background: rgba(255,255,255,.12); border-color: var(--white); }
.btn-block { width: 100%; }

/* ---------------------------------------------------------------------
   Topbar
   --------------------------------------------------------------------- */
.topbar { background: var(--navy-900); color: rgba(255,255,255,.85); font-size: .82rem; }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; height: 38px; }
.topbar-links { display: flex; gap: 1.4rem; }
.topbar-links a { display: inline-flex; align-items: center; gap: .4rem; color: rgba(255,255,255,.8); }
.topbar-links a:hover { color: var(--gold-light); }
.topbar-lang { display: flex; align-items: center; gap: .5rem; color: rgba(255,255,255,.6); }
.lang-btn { background: none; border: none; color: inherit; cursor: pointer; font-weight: 600; padding: 0; }
.lang-btn.is-active { color: var(--gold-light); }

/* ---------------------------------------------------------------------
   Header / navegacion
   Estructura de 3 niveles apilados (topbar aparte, arriba de todo):
     1) main-header-row: logo institucional grande + CTA          (~96px)
     2) main-nav (nav-row): navegacion principal + megamenus      (~54px)
   El conjunto sticky (site-header) mide ~150px, y con el topbar
   (no sticky, se desplaza con la pagina) el encabezado completo
   ronda 140-190px en desktop, dandole presencia real al logo
   institucional sin sentirse exagerado.
   --------------------------------------------------------------------- */
.site-header { background: var(--white); box-shadow: var(--shadow-sm); position: sticky; top: 0; z-index: 900; }

.main-header-row {
  display: flex; align-items: center; justify-content: space-between; height: 96px; gap: 1.5rem; max-width: 1400px;
}

.brand { display: flex; align-items: center; gap: .9rem; flex-shrink: 1; min-width: 0; }
.brand-lg .brand-logo { height: 76px; }
.brand-logo { height: 52px; width: auto; flex-shrink: 0; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; font-family: var(--font-serif); min-width: 0; overflow: hidden; }
.brand-text strong { font-size: 1.65rem; color: var(--navy-900); letter-spacing: .04em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.brand-text small { font-family: var(--font-sans); font-size: .78rem; color: var(--ink-soft); letter-spacing: .02em; text-transform: uppercase; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.header-cta { display: flex; align-items: center; gap: .75rem; flex-shrink: 0; }
.header-cta .btn { padding: .7rem 1.25rem; font-size: .86rem; }
.header-cta .btn-outline { border-color: var(--navy-900); color: var(--navy-900); }

.main-nav { background: var(--navy-900); border-top: 1px solid rgba(255,255,255,.08); }
.nav-row-inner { display: flex; align-items: center; justify-content: center; max-width: 1400px; }
.main-menu { display: flex; align-items: center; gap: 0; justify-content: center; }
.main-menu > li { position: relative; }
.main-menu > li > a {
  display: block; padding: 1.05rem .65rem; font-weight: 600; font-size: .82rem; color: rgba(255,255,255,.88);
  border-bottom: 3px solid transparent; white-space: nowrap;
}
.main-menu > li > a:hover, .main-menu > li:hover > a { border-color: var(--gold); color: var(--white); }
.mobile-nav-cta { display: none; }

.has-mega .mega-menu {
  position: absolute; top: 100%; left: 50%; transform: translateX(-50%);
  background: var(--white); box-shadow: var(--shadow-lg); border-top: 3px solid var(--gold);
  padding: 1.75rem; display: none; gap: 2.5rem; min-width: 460px; z-index: 950; border-radius: 0 0 8px 8px;
}
.has-mega:hover .mega-menu, .has-mega:focus-within .mega-menu { display: flex; }
.mega-col h4 { font-family: var(--font-sans); font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; color: var(--gold); margin-bottom: .85rem; }
.mega-col a { display: block; padding: .4rem 0; color: var(--ink); font-size: .92rem; }
.mega-col a:hover { color: var(--navy-700); text-decoration: underline; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; padding: .5rem; cursor: pointer; }
.nav-toggle span { width: 26px; height: 2.5px; background: var(--navy-900); border-radius: 2px; transition: .25s; }

/* ---------------------------------------------------------------------
   Breadcrumbs
   --------------------------------------------------------------------- */
.breadcrumbs { background: var(--ivory); border-bottom: 1px solid var(--beige-dark); font-size: .85rem; }
.breadcrumbs ol { display: flex; flex-wrap: wrap; gap: .4rem; padding: .8rem 0; }
.breadcrumbs li:not(:last-child)::after { content: '/'; margin-left: .4rem; color: var(--ink-soft); }
.breadcrumbs a { color: var(--navy-700); }
.breadcrumbs a:hover { text-decoration: underline; }
.breadcrumbs span { color: var(--ink-soft); }

/* ---------------------------------------------------------------------
   Alertas
   --------------------------------------------------------------------- */
.flash-stack { padding-top: 1.25rem; display: flex; flex-direction: column; gap: .6rem; }
.alert { display: flex; align-items: center; gap: .6rem; padding: .9rem 1.1rem; border-radius: var(--radius); font-size: .92rem; border-left: 4px solid; }
.alert-success { background: #eaf6ef; border-color: var(--success); color: #145a37; }
.alert-error { background: #fbeae9; border-color: var(--error); color: #82170f; }
.alert-info { background: var(--navy-100); border-color: var(--info); color: var(--navy-800); }

/* ---------------------------------------------------------------------
   Hero / carrusel
   --------------------------------------------------------------------- */
.hero-carousel { position: relative; overflow: hidden; background: var(--navy-900); }
.hero-slide {
  position: relative; min-height: 560px; display: none; align-items: center;
  background-size: cover; background-position: center; color: var(--white);
}
.hero-slide.is-active { display: flex; }
.hero-slide::before { content: ''; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(11,31,58,.92) 20%, rgba(11,31,58,.55) 75%); }
.hero-slide-content { position: relative; z-index: 2; max-width: 640px; padding: 2rem 0; }
.hero-slide-content .eyebrow { color: var(--gold-light); }
.hero-slide-content h1, .hero-slide-content h2 { color: var(--white); font-size: clamp(2rem, 4vw, 3rem); margin-bottom: .7rem; }
.hero-slide-content p { color: rgba(255,255,255,.88); font-size: 1.1rem; max-width: 540px; }
.hero-actions { display: flex; gap: .9rem; flex-wrap: wrap; margin-top: 1.6rem; }

.hero-dots { position: absolute; bottom: 1.75rem; left: 50%; transform: translateX(-50%); display: flex; gap: .5rem; z-index: 3; }
.hero-dots button { width: 11px; height: 11px; border-radius: 50%; border: 2px solid var(--white); background: transparent; cursor: pointer; padding: 0; }
.hero-dots button.is-active { background: var(--gold); border-color: var(--gold); }
.hero-arrow { position: absolute; top: 50%; transform: translateY(-50%); z-index: 3; background: rgba(255,255,255,.15); border: 1px solid rgba(255,255,255,.4); color: var(--white); width: 46px; height: 46px; border-radius: 50%; cursor: pointer; display: flex; align-items: center; justify-content: center; }
.hero-arrow:hover { background: rgba(255,255,255,.3); }
.hero-arrow.prev { left: 1.5rem; }
.hero-arrow.next { right: 1.5rem; }

/* ---------------------------------------------------------------------
   Accesos rapidos
   --------------------------------------------------------------------- */
.quick-access { background: var(--white); border-bottom: 1px solid var(--beige-dark); box-shadow: var(--shadow-sm); position: relative; z-index: 5; }
.quick-access-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.quick-access-grid-5 { grid-template-columns: repeat(5, 1fr); }
.quick-access-item {
  display: flex; flex-direction: column; align-items: center; text-align: center; gap: .6rem;
  padding: 1.6rem 1rem; border-right: 1px solid var(--beige-dark); border-top: 1px solid var(--beige-dark);
  transition: .2s;
}
.quick-access-item:hover { background: var(--ivory); }
.quick-access-item i { font-size: 1.5rem; color: var(--gold); }
.quick-access-item span { font-weight: 600; font-size: .85rem; color: var(--navy-900); }

/* ---------------------------------------------------------------------
   Quienes somos / genericos de dos columnas
   --------------------------------------------------------------------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: center; }
.split img { border-radius: var(--radius); box-shadow: var(--shadow-md); }
.link-list { display: flex; flex-wrap: wrap; gap: .6rem 1.2rem; margin-top: 1.5rem; }
.link-list a { font-weight: 600; color: var(--navy-700); border-bottom: 2px solid var(--gold); padding-bottom: 2px; }
.link-list a:hover { color: var(--gold); }

/* ---------------------------------------------------------------------
   Tarjetas
   --------------------------------------------------------------------- */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.75rem; }
.card-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.card-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--white); border: 1px solid var(--beige-dark); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column; transition: .2s; box-shadow: var(--shadow-sm);
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.card-media { aspect-ratio: 16/10; background: var(--navy-100) center/cover no-repeat; position: relative; }
.card-tag {
  position: absolute; top: .85rem; left: .85rem; background: var(--navy-900); color: var(--white);
  font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; padding: .3rem .7rem; border-radius: 3px;
}
.card-body { padding: 1.4rem; display: flex; flex-direction: column; gap: .6rem; flex: 1; }
.card-meta { display: flex; gap: 1rem; font-size: .78rem; color: var(--ink-soft); text-transform: uppercase; letter-spacing: .03em; }
.card-body h3 { font-size: 1.15rem; margin-bottom: .2rem; }
.card-body p { font-size: .92rem; margin-bottom: .5rem; }
.card-foot { margin-top: auto; padding-top: .6rem; display: flex; justify-content: space-between; align-items: center; font-size: .85rem; }
.card-link { font-weight: 700; color: var(--navy-700); }
.card-link:hover { color: var(--gold); }

/* Filtros de oferta academica */
.filter-bar { display: flex; flex-wrap: wrap; gap: .6rem; margin-bottom: 2.5rem; justify-content: center; }
.filter-bar a {
  padding: .5rem 1.1rem; border: 1.5px solid var(--beige-dark); border-radius: 30px; font-size: .85rem; font-weight: 600; color: var(--ink-soft);
}
.filter-bar a:hover, .filter-bar a.is-active { background: var(--navy-900); border-color: var(--navy-900); color: var(--white); }

/* ---------------------------------------------------------------------
   Estadisticas
   --------------------------------------------------------------------- */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; text-align: center; }
.stat-item .stat-value { font-family: var(--font-serif); font-size: clamp(2.2rem, 4vw, 3rem); color: var(--gold-light); font-weight: 700; }
.stat-item .stat-label { font-size: .9rem; text-transform: uppercase; letter-spacing: .05em; color: rgba(255,255,255,.75); }
.stat-placeholder-note { text-align: center; font-size: .78rem; color: rgba(255,255,255,.5); margin-top: 2rem; }

/* ---------------------------------------------------------------------
   Periodos academicos (homepage)
   --------------------------------------------------------------------- */
.period-card dl { display: grid; grid-template-columns: auto 1fr; gap: .35rem 1rem; font-size: .88rem; margin: .75rem 0 0; }
.period-card dt { color: var(--ink-soft); font-weight: 600; }
.period-card dd { margin: 0; color: var(--navy-900); font-weight: 600; text-align: right; }

/* ---------------------------------------------------------------------
   Testimonios
   --------------------------------------------------------------------- */
.testimonial-card { background: var(--ivory); border-radius: var(--radius); padding: 2rem; border-left: 4px solid var(--gold); }
.testimonial-card p { font-style: italic; color: var(--ink); font-size: 1.02rem; }
.testimonial-person { display: flex; align-items: center; gap: .8rem; margin-top: 1rem; }
.testimonial-person img { width: 46px; height: 46px; border-radius: 50%; object-fit: cover; }
.testimonial-person strong { display: block; color: var(--navy-900); font-size: .92rem; }
.testimonial-person span { font-size: .8rem; color: var(--ink-soft); }

/* ---------------------------------------------------------------------
   Formularios
   --------------------------------------------------------------------- */
.form-card { background: var(--white); border: 1px solid var(--beige-dark); border-radius: 8px; padding: 2.5rem; box-shadow: var(--shadow-sm); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.form-group { display: flex; flex-direction: column; gap: .4rem; margin-bottom: 1.25rem; }
.form-group.full { grid-column: 1 / -1; }
label { font-weight: 600; font-size: .88rem; color: var(--navy-900); }
label .req { color: var(--error); }
input, select, textarea {
  padding: .75rem .9rem; border: 1.5px solid var(--beige-dark); border-radius: var(--radius); font-family: inherit; font-size: .95rem; color: var(--ink); background: var(--white);
}
input:focus, select:focus, textarea:focus { border-color: var(--navy-700); }
textarea { resize: vertical; min-height: 120px; }
.field-error { color: var(--error); font-size: .8rem; }
.form-hint { font-size: .8rem; color: var(--ink-soft); }

/* ---------------------------------------------------------------------
   Pasos / procesos
   --------------------------------------------------------------------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.75rem; counter-reset: step; }
.step-item { text-align: center; position: relative; }
.step-item .step-num {
  width: 52px; height: 52px; border-radius: 50%; background: var(--navy-900); color: var(--white);
  display: flex; align-items: center; justify-content: center; font-family: var(--font-serif); font-size: 1.3rem;
  margin: 0 auto 1rem; font-weight: 700;
}
.step-item h4 { font-size: 1rem; margin-bottom: .4rem; }
.step-item p { font-size: .85rem; }

/* ---------------------------------------------------------------------
   Acordeon (FAQ)
   --------------------------------------------------------------------- */
.accordion { border-top: 1px solid var(--beige-dark); }
.accordion-item { border-bottom: 1px solid var(--beige-dark); }
.accordion-trigger {
  width: 100%; text-align: left; background: none; border: none; padding: 1.25rem 0; display: flex;
  justify-content: space-between; align-items: center; font-weight: 600; color: var(--navy-900); cursor: pointer; font-size: 1rem;
}
.accordion-trigger i { transition: .2s; color: var(--gold); }
.accordion-item.is-open .accordion-trigger i { transform: rotate(45deg); }
.accordion-panel { max-height: 0; overflow: hidden; transition: max-height .25s ease; }
.accordion-item.is-open .accordion-panel { max-height: 600px; }
.accordion-panel-inner { padding-bottom: 1.25rem; color: var(--ink-soft); }

/* ---------------------------------------------------------------------
   Directorio docente
   --------------------------------------------------------------------- */
.faculty-card { text-align: center; }
.faculty-card .card-media { aspect-ratio: 1/1; border-radius: 50%; width: 130px; margin: 1.5rem auto 0; background-color: var(--navy-100); }
.faculty-card h3 { font-size: 1rem; margin-bottom: .1rem; }
.faculty-card .faculty-role { color: var(--gold); font-size: .82rem; font-weight: 600; text-transform: uppercase; letter-spacing: .03em; margin-bottom: .6rem; }

/* ---------------------------------------------------------------------
   Pagina de programa individual
   --------------------------------------------------------------------- */
.program-hero { background: var(--navy-900); color: var(--white); padding: 3.5rem 0; }
.program-hero .eyebrow { color: var(--gold-light); }
.program-hero h1 { color: var(--white); font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
.program-meta-row { display: flex; flex-wrap: wrap; gap: 1.5rem; margin-top: 1.5rem; }
.program-meta-row div { display: flex; align-items: center; gap: .5rem; font-size: .9rem; color: rgba(255,255,255,.85); }
.program-meta-row i { color: var(--gold-light); }

.program-layout { display: grid; grid-template-columns: 2.2fr 1fr; gap: 3rem; align-items: start; }
.program-body h2 { font-size: 1.4rem; margin-top: 2.2rem; }
.program-body h2:first-child { margin-top: 0; }
.program-body p { line-height: 1.85; }
.program-body p br { content: ""; display: block; margin-bottom: .55em; }
.program-sidebar { background: var(--ivory); border: 1px solid var(--beige-dark); border-radius: 8px; padding: 1.75rem; position: sticky; top: 120px; }
.program-sidebar dl { display: grid; grid-template-columns: auto 1fr; gap: .5rem 1rem; font-size: .88rem; margin-bottom: 1.5rem; }
.program-sidebar dt { color: var(--ink-soft); font-weight: 600; }
.program-sidebar dd { margin: 0; color: var(--navy-900); font-weight: 600; text-align: right; }

/* ---------------------------------------------------------------------
   Tablas simples (transparencia / admin)
   --------------------------------------------------------------------- */
.table-simple { width: 100%; border-collapse: collapse; font-size: .92rem; }
.table-simple th, .table-simple td { padding: .75rem 1rem; border-bottom: 1px solid var(--beige-dark); text-align: left; }
.table-simple th { background: var(--ivory); color: var(--navy-900); font-weight: 700; }

/* ---------------------------------------------------------------------
   Pensum / plan de estudios (pagina de programa)
   --------------------------------------------------------------------- */
.pensum-period { font-size: 1.05rem; margin-top: 1.75rem; color: var(--navy-700); }
.pensum-table td, .pensum-table th { font-size: .88rem; }
.pensum-table tr.is-disabled { opacity: .45; }
.pensum-table input[type="checkbox"] { width: 18px; height: 18px; cursor: pointer; }
.pensum-cart { background: var(--ivory); border: 1px solid var(--beige-dark); border-radius: 8px; padding: 1.5rem; margin-top: 1.5rem; }
.pensum-cart-totals { display: flex; gap: 2rem; flex-wrap: wrap; margin-bottom: 1rem; }
.pensum-cart-totals > div { display: flex; flex-direction: column; }
.pensum-cart-totals span { font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; color: var(--ink-soft); }
.pensum-cart-totals strong { font-family: var(--font-serif); font-size: 1.4rem; color: var(--navy-900); }

/* ---------------------------------------------------------------------
   CTA banda
   --------------------------------------------------------------------- */
.cta-band { background: linear-gradient(120deg, var(--navy-900), var(--navy-700)); color: var(--white); padding: 3.5rem 0; text-align: center; }
.cta-band h2 { color: var(--white); }
.cta-band p { color: rgba(255,255,255,.85); max-width: 600px; margin: 0 auto 1.75rem; }
.cta-band .btn-group { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ---------------------------------------------------------------------
   Footer
   --------------------------------------------------------------------- */
.site-footer { background: var(--navy-900); color: rgba(255,255,255,.78); }
.footer-top { display: grid; grid-template-columns: 1.6fr repeat(4, 1fr); gap: 2.5rem; padding: 4rem 1.5rem 3rem; }
.footer-logo { height: 48px; margin-bottom: 1rem; }
.footer-name { font-family: var(--font-serif); color: var(--white); font-size: 1.15rem; line-height: 1.3; }
.footer-name span { font-family: var(--font-sans); font-size: .72rem; text-transform: uppercase; letter-spacing: .05em; color: rgba(255,255,255,.6); }
.footer-tagline { color: var(--gold-light); font-size: .85rem; font-weight: 600; margin-top: .5rem; }
.footer-social { display: flex; gap: .7rem; margin-top: 1.2rem; }
.footer-social a { width: 34px; height: 34px; border-radius: 50%; border: 1px solid rgba(255,255,255,.3); display: flex; align-items: center; justify-content: center; }
.footer-social a:hover { background: var(--gold); border-color: var(--gold); color: var(--navy-900); }
.footer-col h5 { color: var(--white); font-family: var(--font-sans); font-size: .82rem; text-transform: uppercase; letter-spacing: .06em; margin-bottom: 1.1rem; }
.footer-col a { display: block; padding: .35rem 0; font-size: .9rem; color: rgba(255,255,255,.72); }
.footer-col a:hover { color: var(--gold-light); }
.footer-contact p { display: flex; gap: .6rem; align-items: flex-start; font-size: .87rem; color: rgba(255,255,255,.72); }
.footer-contact i { color: var(--gold-light); margin-top: .2rem; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); }
.footer-bottom-inner { display: flex; justify-content: space-between; align-items: center; padding: 1.25rem 1.5rem; flex-wrap: wrap; gap: .75rem; font-size: .8rem; }
.footer-bottom-inner ul { display: flex; gap: 1.25rem; }
.footer-bottom-inner a:hover { color: var(--gold-light); }

.back-to-top {
  position: fixed; bottom: 1.75rem; right: 1.75rem; width: 46px; height: 46px; border-radius: 50%;
  background: var(--navy-900); color: var(--white); display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-md); z-index: 500; opacity: 0; pointer-events: none; transition: .2s;
}
.back-to-top.is-visible { opacity: 1; pointer-events: auto; }

/* ---------------------------------------------------------------------
   Paginas internas genericas (page-hero)
   --------------------------------------------------------------------- */
.page-hero { background: var(--navy-900); color: var(--white); padding: 3.5rem 0 3rem; }
.page-hero h1 { color: var(--white); font-size: clamp(1.9rem, 3.6vw, 2.7rem); }
.page-hero p { color: rgba(255,255,255,.82); max-width: 640px; font-size: 1.05rem; }

.small-hero { background: var(--ivory); border-bottom: 1px solid var(--beige-dark); padding: 2.5rem 0; }
.small-hero h1 { margin-bottom: .3rem; }

.empty-state { text-align: center; padding: 3rem 1rem; color: var(--ink-soft); }
.empty-state i { font-size: 2rem; color: var(--gold); margin-bottom: 1rem; }

/* ---------------------------------------------------------------------
   Utilidades
   --------------------------------------------------------------------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.badge { display: inline-block; padding: .3rem .75rem; border-radius: 30px; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; background: var(--beige); color: var(--navy-900); }

/* =====================================================================
   RESPONSIVE
   ===================================================================== */
@media (max-width: 1100px) {
  .footer-top { grid-template-columns: 1fr 1fr 1fr; }
  .card-grid, .card-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .program-layout { grid-template-columns: 1fr; }
  .program-sidebar { position: static; }
}

/* El menu institucional completo (9 enlaces + 2 botones) necesita cerca de 1350px de
   ancho real; por eso la navegacion cambia a menu movil antes (1400px) que el resto de
   la cuadricula de contenido (900px), evitando que se rompa en linea o comprima el logo
   en anchos de portatil habituales (1024-1366px). */
@media (max-width: 1400px) {
  .topbar-links li:nth-child(n+4) { display: none; }
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .main-header-row { height: 76px; }
  .brand-lg .brand-logo, .brand-logo { height: 44px; }
  .header-cta .btn { padding: .55rem .9rem; font-size: .8rem; }
  .header-cta .btn-outline { display: none; }

  body.nav-open { overflow: hidden; }
  .main-nav.is-open { display: block; position: fixed; inset: 76px 0 0 0; z-index: 890; background: var(--white); overflow-y: auto; }
  .main-nav.is-open .nav-row-inner { display: block; padding: 0; max-width: none; }
  .main-nav.is-open .main-menu {
    display: flex; flex-direction: column; align-items: stretch; width: 100%;
    padding: 1rem 1.5rem 6.5rem; gap: 0; justify-content: flex-start;
  }
  .main-nav.is-open .main-menu > li { border-bottom: 1px solid var(--beige-dark); width: 100%; }
  .main-nav.is-open .main-menu > li > a { display: block; width: 100%; padding: 1rem 0; border-bottom: none; white-space: normal; color: var(--navy-900); }
  .main-nav.is-open .has-mega .mega-menu {
    position: static; transform: none; box-shadow: none; border-top: none; display: none;
    flex-direction: column; align-items: stretch; gap: 1rem; padding: 0 0 1rem; min-width: 0; width: 100%;
    background: var(--ivory); border-radius: 6px; margin-bottom: .5rem;
  }
  .main-nav.is-open .has-mega.is-open .mega-menu { display: flex; padding: 1rem; }
  /* Los botones de accion quedan fijos como barra inferior, siempre visibles aunque el
     listado de enlaces se desplace, en vez de flotar sueltos sobre el encabezado. */
  .mobile-nav-cta {
    display: none;
  }
  .main-nav.is-open .mobile-nav-cta {
    display: flex; flex-direction: column; gap: .6rem; position: fixed; left: 0; right: 0; bottom: 0;
    width: 100%; margin-top: 0; padding: .85rem 1.5rem; background: var(--white);
    border-top: 1px solid var(--beige-dark); box-shadow: 0 -6px 16px rgba(11,31,58,.08); z-index: 891;
  }
  .mobile-nav-cta .btn { width: 100%; }
}

@media (max-width: 900px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .quick-access-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: 2rem; }
  .footer-top { grid-template-columns: 1fr 1fr; padding: 3rem 1.5rem 2rem; }
}

@media (max-width: 700px) {
  section { padding: 3rem 0; }
  .card-grid, .card-grid.cols-2, .card-grid.cols-4 { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 1.25rem; }
  .quick-access-grid { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .hero-slide { min-height: 460px; }
  .hero-arrow { display: none; }
  .program-meta-row { gap: .9rem; }
  .topbar-lang { display: none; }
}

@media (max-width: 420px) {
  .container { padding: 0 1rem; }
  .brand-text small { display: none; }
}