/* Escuela de Drones (HDRONES) — estilo limpio, monocromo con los azules de la marca. */
:root {
  --negro: #000;
  --tinta: #1d1d1f;
  --tinta-2: #3c3c43;
  --suave: #6e6e73;
  --linea: #e3e4e8;
  --gris: #f5f5f7;
  --blanco: #fff;
  /* Marca: #015E88 (oscuro) y #00A8E3 (claro). --azul es el celeste oscurecido para cumplir contraste AA con texto blanco. */
  --marca-oscuro: #015e88;
  --marca-claro: #00a8e3;
  --azul: #0079b3;
  --azul-hover: #015e88;
  --azul-claro: #e5f6fc;
  --oferta: #e5382b;
  --aviso: #c46a00;
  --nav-h: 64px;
  --radio: 14px;
  --fuente: "Open Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--blanco);
  color: var(--tinta);
  font: 400 16px/1.6 var(--fuente);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body.sin-scroll { overflow: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }
h1, h2, h3 { margin: 0; line-height: 1.12; letter-spacing: -0.015em; font-weight: 600; }
h1 { font-size: clamp(2.2rem, 5.2vw, 3.8rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.6rem); }
h3 { font-size: 1.1rem; }
p { margin: 0; }
:focus-visible { outline: 2px solid var(--azul); outline-offset: 3px; border-radius: 4px; }
[hidden] { display: none !important; }

.saltar { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--negro); color: #fff; padding: 8px 14px; border-radius: 8px; }
.saltar:focus { left: 8px; }

.envoltura { width: min(1240px, 100% - 32px); margin-inline: auto; }
.estrecha { width: min(820px, 100% - 32px); }
.eyebrow { font-size: 13px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--azul); margin-bottom: 12px; }
.eyebrow-claro { color: var(--marca-claro); }
.lead { font-size: clamp(1rem, 1.6vw, 1.2rem); color: var(--suave); max-width: 60ch; margin-top: 16px; }
.nota { font-size: 14px; color: var(--suave); }
.nota a, .vacio a, .prosa a { color: var(--azul); }

.ico { width: 18px; height: 18px; flex: 0 0 auto; }

/* ---------- Botones y enlaces ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 44px; padding: 0 22px; border-radius: 999px;
  border: 1px solid transparent; font-weight: 600; font-size: 15px;
  cursor: pointer; white-space: nowrap;
  transition: background .2s, color .2s, border-color .2s, transform .1s;
}
.btn:active { transform: scale(.98); }
.btn-sm { height: 36px; padding: 0 16px; font-size: 14px; }
.btn-lg { height: 52px; padding: 0 28px; font-size: 16px; }
.btn-primario { background: var(--azul); color: #fff; }
.btn-primario:hover { background: var(--azul-hover); }
.btn-secundario { border-color: var(--tinta); color: var(--tinta); }
.btn-secundario:hover { background: var(--tinta); color: #fff; }
.btn-claro { border-color: rgba(255,255,255,.7); color: #fff; }
.btn-claro:hover { background: #fff; color: var(--negro); }
.btn-deshabilitado { background: var(--linea); color: var(--suave); pointer-events: none; }

.enlace { display: inline-flex; align-items: center; gap: 6px; color: var(--azul); font-weight: 600; font-size: 15px; }
.enlace .ico { width: 16px; height: 16px; transition: transform .2s; }
.enlace:hover .ico, a:hover > .enlace .ico { transform: translateX(3px); }
.enlace-claro { color: #fff; }

.acciones { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* ---------- Navegación ---------- */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 50; height: var(--nav-h);
  background: rgba(255,255,255,.86); backdrop-filter: saturate(180%) blur(18px); -webkit-backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid rgba(0,0,0,.06);
  transition: background .25s, color .25s, border-color .25s;
}
body:not(.nav-sobre-oscuro) main { padding-top: var(--nav-h); }
.nav-sobre-oscuro .nav:not(.solida):not(.abierto) { background: transparent; border-color: transparent; color: #fff; backdrop-filter: none; -webkit-backdrop-filter: none; }
.nav-in { height: 100%; width: min(1240px, 100% - 32px); margin-inline: auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo { display: inline-flex; align-items: center; flex: 0 0 auto; }
.logo-img { display: block; height: 42px; width: auto; }
.logo-negativo { display: none; }
.nav-sobre-oscuro .nav:not(.solida):not(.abierto) .logo-color { display: none; }
.nav-sobre-oscuro .nav:not(.solida):not(.abierto) .logo-negativo { display: block; }
.logo-pie .logo-img { height: auto; width: 220px; }
.nav-links { display: flex; align-items: center; gap: 28px; font-size: 14px; }
.nav-links > a:not(.btn) { opacity: .85; position: relative; padding: 6px 0; }
.nav-links > a:not(.btn):hover, .nav-links > a[aria-current] { opacity: 1; }
.nav-links > a[aria-current]::after { content: ""; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; background: currentColor; }
.nav-toggle { display: none; background: none; border: 0; padding: 8px; margin-right: -8px; cursor: pointer; }
.nav-toggle .ico { width: 24px; height: 24px; }
.ico-cerrar { display: none; }

@media (max-width: 860px) {
  .logo-img { height: 36px; }
  .nav-toggle { display: block; }
  .nav-links {
    position: fixed; inset: var(--nav-h) 0 0; background: #fff; color: var(--tinta);
    flex-direction: column; align-items: stretch; gap: 0; padding: 12px 16px 32px;
    font-size: 22px; font-weight: 600;
    opacity: 0; visibility: hidden; transform: translateY(-8px); transition: opacity .2s, transform .2s, visibility .2s;
  }
  .nav-links > a:not(.btn) { padding: 16px 0; border-bottom: 1px solid var(--linea); opacity: 1; }
  .nav-links > a[aria-current]::after { display: none; }
  .nav-cta { margin-top: 24px; height: 52px; font-size: 16px; }
  .nav.abierto { background: #fff; color: var(--tinta); backdrop-filter: none; -webkit-backdrop-filter: none; }
  .nav.abierto .nav-links { opacity: 1; visibility: visible; transform: none; }
  .nav.abierto .ico-abrir { display: none; }
  .nav.abierto .ico-cerrar { display: block; }
}

/* ---------- Hero ---------- */
.hero { position: relative; min-height: min(100svh, 900px); display: flex; align-items: flex-end; color: #fff; background: #0b0d10; overflow: hidden; isolation: isolate; }
.hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 60% 40%; z-index: -2; }
.hero-velo { position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(0,0,0,.5) 0%, transparent 22%, transparent 60%, rgba(0,0,0,.6) 100%), linear-gradient(90deg, rgba(0,0,0,.78) 0%, rgba(0,0,0,.45) 45%, transparent 75%); }
.hero-in { padding: calc(var(--nav-h) + 64px) 0 clamp(120px, 16vh, 170px); }
.hero h1 { max-width: 14ch; font-size: clamp(2.5rem, 6.4vw, 5rem); font-weight: 600; letter-spacing: -0.025em; }
.hero-lead { margin-top: 20px; max-width: 52ch; font-size: clamp(1rem, 1.6vw, 1.2rem); color: rgba(255,255,255,.82); }
.hero-prox {
  position: absolute; right: max(16px, calc((100% - 1240px) / 2)); bottom: 32px;
  display: grid; gap: 2px; max-width: 340px; padding: 16px 20px;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2); border-radius: var(--radio);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  transition: background .2s;
}
.hero-prox:hover { background: rgba(255,255,255,.18); }
.hero-prox-l { font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: rgba(255,255,255,.65); }
.hero-prox-t { font-weight: 600; line-height: 1.35; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.hero-prox-f { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; color: var(--marca-claro); margin-top: 4px; }
.hero-prox-f .ico { width: 15px; height: 15px; }
@media (max-width: 860px) {
  .hero { min-height: 92svh; }
  .hero-in { padding-bottom: 150px; }
  .hero-prox { left: 16px; right: 88px; bottom: 20px; max-width: none; }
}

/* ---------- Cifras ---------- */
.cifras { background: var(--negro); color: #fff; }
.cifras strong { color: #fff; }
.cifras-in { display: grid; grid-template-columns: repeat(4, 1fr); }
.cifras-in > div { padding: 32px 16px; text-align: center; border-left: 1px solid rgba(255,255,255,.12); }
.cifras-in > div:first-child { border-left: 0; }
.cifras strong { display: block; font-size: clamp(1.8rem, 3.6vw, 2.6rem); font-weight: 600; letter-spacing: -0.02em; }
.cifras span { font-size: 14px; color: rgba(255,255,255,.6); }
@media (max-width: 700px) {
  .cifras-in { grid-template-columns: repeat(2, 1fr); }
  .cifras-in > div { padding: 22px 8px; }
  .cifras-in > div:nth-child(3) { border-left: 0; }
  .cifras-in > div:nth-child(n+3) { border-top: 1px solid rgba(255,255,255,.12); }
}

/* ---------- Secciones ---------- */
.seccion { padding: clamp(64px, 9vw, 112px) 0; }
.seccion-compacta { padding-top: 32px; }
.seccion-gris { background: var(--gris); }
.seccion-cab { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 12px 24px; margin-bottom: 36px; }
.seccion-cab.centrada { flex-direction: column; align-items: center; text-align: center; }
.seccion-cab.centrada .lead { margin-top: 4px; }
.titulo-bloque { font-size: clamp(1.4rem, 2.6vw, 1.9rem); margin-bottom: 20px; }

.cabecera-pagina { padding: clamp(48px, 7vw, 88px) 0 8px; }
.cabecera-pagina h1 { max-width: 20ch; }

.migas { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 20px; font-size: 13px; color: var(--suave); }
.migas a:hover { color: var(--tinta); }

/* ---------- Sesiones (calendario) ---------- */
.sesiones { display: grid; border-top: 1px solid var(--linea); }
.sesion {
  display: grid; grid-template-columns: 76px 1fr auto; align-items: center; gap: 24px;
  padding: 22px 4px; border-bottom: 1px solid var(--linea);
  transition: background .2s;
}
.sesion:hover { background: linear-gradient(90deg, transparent, var(--gris) 20%, var(--gris) 80%, transparent); }
.fecha { display: grid; place-items: center; width: 76px; height: 76px; border-radius: 12px; background: var(--gris); text-align: center; line-height: 1; }
.seccion-gris .fecha { background: #fff; }
.fecha-dia { font-size: 24px; font-weight: 700; letter-spacing: -0.02em; white-space: nowrap; }
.fecha-mes { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .1em; color: var(--suave); margin-top: -14px; }
.sesion-cat { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; color: var(--suave); margin-bottom: 4px; }
.sesion-t { font-size: 17px; font-weight: 600; line-height: 1.35; }
.sesion-t a:hover { color: var(--azul); }
.meta { list-style: none; padding: 0; margin: 8px 0 0; display: flex; flex-wrap: wrap; gap: 4px 18px; font-size: 14px; color: var(--suave); }
.meta li { display: inline-flex; align-items: center; gap: 6px; }
.meta .ico { width: 15px; height: 15px; }
.sesion-compra { display: grid; justify-items: end; gap: 6px; text-align: right; }
.precio { font-size: 18px; font-weight: 700; white-space: nowrap; }
.precio del { font-size: 13px; font-weight: 400; color: var(--suave); margin-left: 4px; }
.precio-lg { font-size: 30px; letter-spacing: -0.02em; }
.precio-lg del { font-size: 16px; }
.etiqueta { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 700; vertical-align: middle; }
.etiqueta-oferta { background: #fdeceb; color: var(--oferta); }
.cupos { font-size: 13px; color: var(--suave); }
.cupos-ultimo { color: var(--aviso); font-weight: 600; }
.cupos-agotado { color: var(--oferta); font-weight: 600; }

@media (max-width: 760px) {
  .sesion { grid-template-columns: 60px 1fr; gap: 14px 16px; align-items: start; padding: 20px 0; }
  .fecha { width: 60px; height: 60px; }
  .fecha-dia { font-size: 19px; }
  .fecha-mes { margin-top: -10px; font-size: 11px; }
  .sesion-compra { grid-column: 2; display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-start; gap: 8px 14px; text-align: left; }
  .sesion-compra .btn { margin-left: auto; }
}

.mes + .mes { margin-top: 48px; }
.mes-t { font-size: 22px; margin-bottom: 12px; }

/* ---------- Filtros ---------- */
.filtros { display: grid; gap: 10px; margin-bottom: 36px; }
.chips { display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; padding: 2px; margin: -2px; }
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex: 0 0 auto; height: 38px; padding: 0 16px; border-radius: 999px;
  border: 1px solid var(--linea); background: #fff; font-size: 14px; font-weight: 500; cursor: pointer;
  transition: border-color .2s, background .2s, color .2s;
}
.chip span { color: var(--suave); font-weight: 400; margin-left: 2px; }
.chip:hover { border-color: var(--tinta); }
.chip[aria-pressed="true"] { background: var(--tinta); border-color: var(--tinta); color: #fff; }
.chip[aria-pressed="true"] span { color: rgba(255,255,255,.6); }
.vacio { padding: 48px 0; text-align: center; color: var(--suave); }

/* ---------- Tarjetas de curso ---------- */
.tarjetas { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 20px; }
.tarjeta { background: #fff; border-radius: var(--radio); overflow: hidden; border: 1px solid var(--linea); transition: box-shadow .25s, transform .25s, border-color .25s; }
.seccion-gris .tarjeta { border-color: transparent; }
.tarjeta:hover { transform: translateY(-3px); box-shadow: 0 18px 40px rgba(0,0,0,.08); }
.tarjeta-enlace { display: flex; flex-direction: column; height: 100%; }
.tarjeta-img { aspect-ratio: 4 / 3; overflow: hidden; background: var(--gris); }
.tarjeta-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.tarjeta:hover .tarjeta-img img { transform: scale(1.04); }
.tarjeta-cuerpo { display: flex; flex-direction: column; gap: 8px; padding: 18px 20px 20px; flex: 1; }
.tarjeta-cat { display: flex; justify-content: space-between; gap: 8px; font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; color: var(--azul); }
.tarjeta-cat span { color: var(--suave); }
.tarjeta-t { font-size: 17px; line-height: 1.35; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.tarjeta-prox { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--suave); }
.tarjeta-prox .ico { width: 14px; height: 14px; }
.tarjeta-pie { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: auto; padding-top: 12px; border-top: 1px solid var(--linea); }
.tarjeta-pie .enlace { font-size: 14px; }
.tarjeta-pie .precio { font-size: 17px; }
.tarjeta-pie .etiqueta { display: none; }

/* ---------- Categorías ---------- */
.categorias { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.categoria { position: relative; aspect-ratio: 4 / 3.4; border-radius: var(--radio); overflow: hidden; color: #fff; background: #111; isolation: isolate; }
.categoria img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; transition: transform .6s; }
.categoria::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(0,0,0,0) 25%, rgba(0,0,0,.55) 55%, rgba(0,0,0,.9)); }
.categoria:hover img { transform: scale(1.05); }
.categoria-txt { position: absolute; left: 0; right: 0; bottom: 0; padding: 24px; display: grid; gap: 6px; }
.categoria h3 { font-size: 22px; }
.categoria p { font-size: 14px; color: rgba(255,255,255,.78); }
@media (max-width: 900px) { .categorias { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .categorias { grid-template-columns: 1fr; } .categoria { aspect-ratio: 16 / 11; } }

/* ---------- Pasos ---------- */
.pasos { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; counter-reset: paso; }
.paso { padding: 32px 28px; border-radius: var(--radio); background: var(--gris); display: flex; flex-direction: column; gap: 10px; }
.paso-n { font-size: 14px; font-weight: 700; color: var(--azul); letter-spacing: .08em; }
.paso h3 { font-size: 22px; }
.paso p { color: var(--suave); flex: 1; }
@media (max-width: 860px) { .pasos { grid-template-columns: 1fr; } }

/* ---------- Destacado oscuro ---------- */
.destacado { display: grid; grid-template-columns: 1fr 1fr; background: var(--negro); color: #fff; }
.destacado > img { width: 100%; height: 100%; min-height: 420px; object-fit: cover; }
.destacado-txt { padding: clamp(48px, 7vw, 96px) clamp(24px, 6vw, 88px); display: flex; flex-direction: column; justify-content: center; gap: 16px; }
.destacado-txt > p:not(.eyebrow) { color: rgba(255,255,255,.72); max-width: 52ch; }
.destacado .btn { align-self: flex-start; margin-top: 12px; }
.lista-check { list-style: none; padding: 0; margin: 8px 0 0; display: grid; gap: 10px; }
.lista-check li { display: flex; gap: 10px; align-items: flex-start; }
.lista-check .ico { color: var(--marca-claro); margin-top: 3px; }
.lista-check a:hover { text-decoration: underline; }
@media (max-width: 860px) { .destacado { grid-template-columns: 1fr; } .destacado > img { min-height: 0; aspect-ratio: 4 / 3; } }

/* ---------- Sedes ---------- */
.sedes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--linea); border: 1px solid var(--linea); border-radius: var(--radio); overflow: hidden; }
.sede { background: #fff; padding: 28px; display: grid; gap: 6px; align-content: start; transition: background .2s; }
.sede:hover { background: var(--gris); }
.sede h3 { font-size: 20px; }
.sede p { font-size: 14px; color: var(--suave); }
.sede-n { font-size: 14px; font-weight: 600; color: var(--azul); margin-top: 6px; }
@media (max-width: 860px) { .sedes { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .sedes { grid-template-columns: 1fr; } }

/* ---------- FAQ ---------- */
.faq { border-top: 1px solid var(--linea); }
.faq details { border-bottom: 1px solid var(--linea); }
.faq summary { list-style: none; cursor: pointer; padding: 22px 40px 22px 0; font-weight: 600; font-size: 17px; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; position: absolute; right: 6px; top: 50%; width: 10px; height: 10px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: translateY(-70%) rotate(45deg); transition: transform .2s; }
.faq details[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
.faq details p { padding: 0 40px 22px 0; color: var(--tinta-2); }

/* ---------- Banda CTA ---------- */
.banda { background: var(--negro); color: #fff; text-align: center; padding: clamp(64px, 9vw, 104px) 0; }
.banda-in { display: flex; flex-direction: column; align-items: center; }
.banda p { margin-top: 12px; color: rgba(255,255,255,.7); }
.banda-mail { margin-top: 20px; }
.banda-mail a { display: inline-flex; align-items: center; gap: 8px; color: var(--marca-claro); font-weight: 600; }
.banda-mail a:hover { text-decoration: underline; }
.banda .acciones { justify-content: center; }

/* ---------- Ficha de curso ---------- */
.ficha { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(28px, 5vw, 72px); padding: 24px 0 clamp(56px, 8vw, 96px); align-items: start; }
.ficha-img { position: sticky; top: calc(var(--nav-h) + 20px); border-radius: var(--radio); overflow: hidden; background: var(--gris); aspect-ratio: 1; }
.ficha-img img { width: 100%; height: 100%; object-fit: cover; }
.ficha-info h1 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
.ficha-info .lead { font-size: 1.05rem; }
.ficha-precio { display: flex; align-items: baseline; flex-wrap: wrap; gap: 4px 14px; margin: 24px 0 8px; padding-top: 24px; border-top: 1px solid var(--linea); }
.ficha-sub { font-size: 18px; margin: 28px 0 8px; }
.sesiones-compactas .sesion { grid-template-columns: 64px 1fr; gap: 12px 16px; }
.sesiones-compactas .fecha { width: 64px; height: 64px; }
.sesiones-compactas .fecha-dia { font-size: 20px; }
.sesiones-compactas .fecha-mes { margin-top: -10px; }
.sesiones-compactas .sesion-t { font-size: 15px; }
.sesiones-compactas .sesion-compra { grid-column: 2; display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-start; gap: 8px 14px; }
.sesiones-compactas .sesion-compra .btn { margin-left: auto; }
.ficha-info > .enlace { margin-top: 18px; }
.aviso { margin-top: 24px; padding: 16px 18px; border-radius: 12px; background: var(--azul-claro); color: var(--tinta-2); font-size: 15px; }
.ficha-datos { list-style: none; padding: 0; margin: 28px 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.ficha-datos li { display: flex; gap: 10px; padding: 14px; border-radius: 12px; background: var(--gris); font-size: 14px; }
.ficha-datos strong { display: block; font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--suave); }
.ficha-datos .ico { color: var(--azul); margin-top: 2px; }
@media (max-width: 860px) {
  .ficha { grid-template-columns: 1fr; }
  .ficha-img { position: static; aspect-ratio: 4 / 3; }
  .ficha-datos { grid-template-columns: 1fr; }
}

.prosa { color: var(--tinta-2); font-size: 16.5px; }
.prosa > * + * { margin-top: 14px; }
.prosa h3, .prosa h4 { color: var(--tinta); margin-top: 28px; font-size: 20px; }
.prosa ul, .prosa ol { padding-left: 22px; }
.prosa li + li { margin-top: 6px; }
.prosa strong { color: var(--tinta); font-weight: 600; }

/* ---------- Pie ---------- */
.pie { background: var(--gris); padding: 64px 0 24px; font-size: 14px; color: var(--tinta-2); }
.pie-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
.pie-marca { display: grid; gap: 16px; align-content: start; justify-items: start; }
.pie-marca p { max-width: 34ch; color: var(--suave); }
.pie-t { font-size: 13px; font-weight: 600; margin-bottom: 12px; color: var(--tinta); }
.pie ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.pie ul a:hover { color: var(--azul); }
.pie-contacto a { display: inline-flex; align-items: center; gap: 8px; }
.pie-contacto .ico { width: 16px; height: 16px; color: var(--azul); }
.pie-contacto + .btn { margin-top: 16px; }
.pie-legal { margin-top: 48px; padding-top: 20px; border-top: 1px solid var(--linea); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; font-size: 12px; color: var(--suave); }
@media (max-width: 860px) { .pie-grid { grid-template-columns: 1fr 1fr; } .pie-marca { grid-column: 1 / -1; } }

/* ---------- WhatsApp flotante ---------- */
.wa-flotante {
  position: fixed; right: 20px; bottom: 20px; z-index: 40;
  width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center;
  background: #25d366; color: #fff; box-shadow: 0 10px 28px rgba(0,0,0,.22);
  transition: transform .2s;
}
.wa-flotante:hover { transform: scale(1.06); }
.wa-flotante .ico { width: 28px; height: 28px; }
body.sin-scroll .wa-flotante { display: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; scroll-behavior: auto !important; }
}