/* =========================================================================
   RED IMPACTO S.A.S — Sistema de diseño web
   Basado en el Manual de Identidad Corporativa (paleta, tipografía, motivos)
   ========================================================================= */

/* ---------------------------------------------------------------- TOKENS */
:root {
  /* Paleta institucional — Manual pág. 5 */
  --verde-profundo: #003d14;   /* primario */
  --dorado:         #b97d13;   /* primario */
  --negro:          #040606;   /* primario */
  --verde-noche:    #082100;   /* secundario */
  --dorado-claro:   #e4ab2a;   /* secundario */
  --gris-claro:     #cfcfd0;   /* secundario */
  --verde-gris:     #4d7762;   /* terciario */
  --amarillo:       #f4d74d;   /* terciario */
  --grafito:        #232322;   /* terciario */

  /* Roles */
  --fondo:          var(--negro);
  --fondo-alt:      #071006;
  --superficie:     rgba(255, 255, 255, .045);
  --superficie-2:   rgba(255, 255, 255, .075);
  --borde:          rgba(207, 207, 208, .14);
  --borde-fuerte:   rgba(228, 171, 42, .38);
  --texto:          #f2f3ef;
  --texto-suave:    rgba(242, 243, 239, .72);
  --texto-tenue:    rgba(242, 243, 239, .52);

  /* Tipografía — sustitutos web de Magic Ruby / Agenda One */
  --f-titulo: "Fredoka", "Trebuchet MS", "Segoe UI", system-ui, sans-serif;
  --f-texto:  "Nunito", "Segoe UI", system-ui, -apple-system, sans-serif;

  /* Métrica */
  --ancho: 1240px;
  --r-sm: 10px;
  --r-md: 18px;
  --r-lg: 28px;
  --sombra: 0 24px 60px -28px rgba(0, 0, 0, .85);
  --transicion: .35s cubic-bezier(.22, .61, .36, 1);
}

/* ---------------------------------------------------------------- RESET */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 96px; }

body {
  margin: 0;
  font-family: var(--f-texto);
  font-size: 17px;
  line-height: 1.7;
  color: var(--texto);
  background: var(--fondo);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
button { font: inherit; }

h1, h2, h3, h4 {
  font-family: var(--f-titulo);
  font-weight: 600;
  line-height: 1.12;
  margin: 0 0 .55em;
  letter-spacing: -.015em;
}
h1 { font-size: clamp(2.4rem, 5.6vw, 4.15rem); }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.9rem); }
h3 { font-size: clamp(1.15rem, 1.8vw, 1.45rem); }
p  { margin: 0 0 1.1em; }

::selection { background: var(--dorado-claro); color: var(--negro); }

:focus-visible {
  outline: 2px solid var(--dorado-claro);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------------------------------------------------------------- LAYOUT */
.contenedor {
  width: min(100% - 3rem, var(--ancho));
  margin-inline: auto;
}

.seccion { padding: clamp(4.5rem, 9vw, 8rem) 0; position: relative; }
.seccion--alt { background: var(--fondo-alt); }
.seccion--verde {
  background:
    radial-gradient(1100px 520px at 15% 0%, rgba(0, 61, 20, .85), transparent 65%),
    linear-gradient(160deg, #04180a 0%, var(--negro) 70%);
}

.rejilla { display: grid; gap: 1.6rem; }
@media (min-width: 700px)  { .rejilla--2 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 700px)  { .rejilla--4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1080px) { .rejilla--4 { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 860px)  { .rejilla--3 { grid-template-columns: repeat(3, 1fr); } }

/* ------------------------------------------------------- ENCABEZADO SEC. */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--dorado-claro);
  margin-bottom: 1rem;
}
.eyebrow::before {
  content: "";
  width: 26px; height: 2px;
  background: linear-gradient(90deg, var(--dorado), var(--amarillo));
  border-radius: 2px;
}

.cabecera-seccion { max-width: 720px; margin-bottom: clamp(2.4rem, 5vw, 3.6rem); }
.cabecera-seccion--centro { margin-inline: auto; text-align: center; }
.cabecera-seccion--centro .eyebrow { justify-content: center; }
.cabecera-seccion p { color: var(--texto-suave); font-size: 1.06rem; margin-bottom: 0; }

.destacado { color: var(--dorado-claro); }
.degradado-texto {
  background: linear-gradient(96deg, var(--amarillo) 0%, var(--dorado-claro) 45%, var(--dorado) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------------------------------------------------------------- BOTONES */
.btn {
  --btn-fondo: var(--dorado-claro);
  --btn-texto: var(--negro);
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  padding: .92rem 1.6rem;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--btn-fondo);
  color: var(--btn-texto);
  font-weight: 700;
  font-size: .97rem;
  letter-spacing: .01em;
  cursor: pointer;
  transition: transform var(--transicion), box-shadow var(--transicion),
              background var(--transicion), border-color var(--transicion), color var(--transicion);
}
.btn svg { flex: none; transition: transform var(--transicion); }
.btn:hover { transform: translateY(-2px); box-shadow: 0 14px 32px -14px rgba(228, 171, 42, .8); }
.btn:hover svg { transform: translateX(4px); }

.btn--primario {
  background: linear-gradient(96deg, var(--dorado-claro), var(--amarillo));
  color: var(--negro);
}
.btn--secundario {
  background: transparent;
  color: var(--texto);
  border-color: var(--borde-fuerte);
}
.btn--secundario:hover {
  background: rgba(228, 171, 42, .12);
  border-color: var(--dorado-claro);
  box-shadow: none;
}
.btn--verde { background: var(--verde-profundo); color: #fff; }
.btn--verde:hover { box-shadow: 0 14px 32px -14px rgba(0, 61, 20, .9); }

.btn-enlace {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-weight: 700;
  font-size: .95rem;
  color: var(--dorado-claro);
  transition: gap var(--transicion), color var(--transicion);
}
.btn-enlace:hover { gap: .85rem; color: var(--amarillo); }

.grupo-botones { display: flex; flex-wrap: wrap; gap: .9rem; }

/* ---------------------------------------------------------------- HEADER */
.sitio-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  transition: background var(--transicion), box-shadow var(--transicion), backdrop-filter var(--transicion);
}
.sitio-header.compacto {
  background: rgba(4, 6, 6, .88);
  backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 rgba(207, 207, 208, .1), 0 18px 40px -30px #000;
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: .95rem 0;
}
.marca { display: flex; align-items: center; flex: none; }
.marca img { width: 132px; height: auto; }

.nav-principal { margin-left: auto; }
.nav-principal ul { display: flex; align-items: center; gap: 2rem; }
.nav-principal a {
  position: relative;
  font-size: .95rem;
  font-weight: 600;
  color: var(--texto-suave);
  padding: .35rem 0;
  transition: color var(--transicion);
}
.nav-principal a::after {
  content: "";
  position: absolute;
  left: 50%; bottom: -6px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--dorado-claro);
  transform: translate(-50%, 6px);
  opacity: 0;
  transition: var(--transicion);
}
.nav-principal a:hover { color: var(--texto); }
.nav-principal a[aria-current="page"] { color: var(--dorado-claro); }
.nav-principal a[aria-current="page"]::after { opacity: 1; transform: translate(-50%, 0); }

.header-cta { flex: none; }

/* El CTA dentro del menú solo aparece en la versión móvil */
@media (min-width: 1025px) { .nav-principal .btn { display: none; } }

.btn-menu {
  display: none;
  margin-left: auto;
  width: 46px; height: 46px;
  border: 1px solid var(--borde);
  border-radius: 12px;
  background: var(--superficie);
  color: var(--texto);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

@media (max-width: 1024px) {
  .btn-menu { display: inline-flex; }
  .header-cta { display: none; }
  .nav-principal {
    position: fixed;
    inset: 76px 1.5rem auto 1.5rem;
    background: rgba(7, 16, 6, .97);
    backdrop-filter: blur(18px);
    border: 1px solid var(--borde);
    border-radius: var(--r-lg);
    padding: 1.2rem;
    box-shadow: var(--sombra);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: var(--transicion);
  }
  .nav-principal.abierto { opacity: 1; visibility: visible; transform: none; }
  .nav-principal ul { flex-direction: column; align-items: stretch; gap: .25rem; }
  .nav-principal a { display: block; padding: .8rem .9rem; border-radius: 12px; font-size: 1rem; }
  .nav-principal a:hover { background: var(--superficie); }
  .nav-principal a::after { display: none; }
  .nav-principal .btn { margin-top: .8rem; justify-content: center; }
}

/* ---------------------------------------------------------------- HERO */
.hero {
  position: relative;
  padding: clamp(8rem, 15vw, 11rem) 0 clamp(4rem, 8vw, 6rem);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(900px 620px at 78% 18%, rgba(0, 61, 20, .55), transparent 62%),
    radial-gradient(760px 520px at 8% 8%, rgba(185, 125, 19, .17), transparent 60%),
    linear-gradient(180deg, #061206 0%, var(--negro) 78%);
  z-index: -2;
}
.hero::after {
  content: "";
  position: absolute;
  right: -12%; top: -18%;
  width: 900px; height: 900px;
  background: url("../img/motivo-fondo.png") center/cover no-repeat;
  opacity: .16;
  filter: blur(2px);
  mix-blend-mode: screen;
  pointer-events: none;
  z-index: -1;
}
.hero-grid {
  display: grid;
  gap: clamp(2.5rem, 5vw, 4rem);
  align-items: center;
}
@media (min-width: 980px) {
  .hero-grid { grid-template-columns: 1.05fr .95fr; }
}
.hero h1 { margin-bottom: 1.1rem; text-transform: uppercase; letter-spacing: -.02em; }
.hero-texto {
  font-size: clamp(1.02rem, 1.6vw, 1.16rem);
  color: var(--texto-suave);
  max-width: 56ch;
  margin-bottom: 2rem;
}
.hero-linea {
  position: relative;
  padding-left: 1.6rem;
}
.hero-linea::before {
  content: "";
  position: absolute;
  left: 0; top: .35rem; bottom: .35rem;
  width: 2px;
  background: linear-gradient(180deg, var(--dorado-claro), transparent);
  border-radius: 2px;
}

.hero-figura { position: relative; }
.hero-figura img {
  width: 100%;
  border-radius: var(--r-lg);
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: 50% 22%;
  border: 1px solid var(--borde);
  box-shadow: var(--sombra);
}
.hero-badge {
  position: absolute;
  left: -1.2rem; bottom: 1.8rem;
  display: flex;
  align-items: center;
  gap: .9rem;
  max-width: 320px;
  padding: .95rem 1.2rem;
  border-radius: var(--r-md);
  background: rgba(6, 12, 6, .9);
  backdrop-filter: blur(12px);
  border: 1px solid var(--borde-fuerte);
  box-shadow: var(--sombra);
  font-size: .93rem;
  line-height: 1.45;
}
.hero-badge strong { display: block; font-weight: 700; }
.hero-badge strong + span { color: var(--dorado-claro); font-weight: 700; }
.hero-badge .icono { flex: none; }
@media (max-width: 560px) {
  .hero-badge { left: .8rem; right: .8rem; max-width: none; bottom: 1rem; }
}

/* ------------------------------------------------------------- FRANJA */
.franja {
  border-top: 1px solid var(--borde);
  border-bottom: 1px solid var(--borde);
  background: linear-gradient(180deg, rgba(0, 61, 20, .22), transparent);
}
.franja-lista {
  display: grid;
  gap: 1.4rem;
  padding: 2rem 0;
}
@media (min-width: 640px) { .franja-lista { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .franja-lista { grid-template-columns: repeat(4, 1fr); } }
.franja-item { display: flex; align-items: center; gap: .95rem; }
.franja-item strong { display: block; font-family: var(--f-titulo); font-size: 1.06rem; color: var(--texto); }
.franja-item strong + span { display: block; font-size: .9rem; line-height: 1.4; color: var(--texto-tenue); }

/* ---------------------------------------------------------------- ICONOS */
/* Manual pág. 8: trazo grueso, bordes redondeados, color institucional */
.icono {
  width: 52px; height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1.5px solid var(--borde-fuerte);
  color: var(--dorado-claro);
  background: rgba(228, 171, 42, .07);
  transition: var(--transicion);
}
.icono svg { width: 24px; height: 24px; }
.icono--sm { width: 42px; height: 42px; }
.icono--sm svg { width: 20px; height: 20px; }
.icono--verde { color: var(--amarillo); border-color: rgba(77, 119, 98, .5); background: rgba(0, 61, 20, .35); }

/* ---------------------------------------------------------------- TARJETAS */
.tarjeta {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 1.8rem;
  border-radius: var(--r-lg);
  border: 1px solid var(--borde);
  background: linear-gradient(165deg, var(--superficie-2), rgba(255, 255, 255, .015));
  overflow: hidden;
  transition: transform var(--transicion), border-color var(--transicion), box-shadow var(--transicion);
}
.tarjeta::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(420px 220px at 50% -20%, rgba(228, 171, 42, .16), transparent 70%);
  opacity: 0;
  transition: opacity var(--transicion);
  pointer-events: none;
}
.tarjeta:hover {
  transform: translateY(-6px);
  border-color: var(--borde-fuerte);
  box-shadow: var(--sombra);
}
.tarjeta:hover::before { opacity: 1; }
.tarjeta:hover .icono { color: var(--negro); background: var(--dorado-claro); border-color: var(--dorado-claro); }
.tarjeta h3 { margin: 0; }
.tarjeta p { color: var(--texto-suave); font-size: .98rem; margin: 0; }
.tarjeta .btn-enlace { margin-top: auto; padding-top: .4rem; }

/* Variantes cromáticas para las 4 líneas de servicio */
.tarjeta--verde   { background: linear-gradient(165deg, rgba(0, 61, 20, .55), rgba(0, 61, 20, .12)); }
.tarjeta--dorada  { background: linear-gradient(165deg, rgba(185, 125, 19, .42), rgba(185, 125, 19, .08)); }
.tarjeta--musgo   { background: linear-gradient(165deg, rgba(77, 119, 98, .38), rgba(77, 119, 98, .07)); }
.tarjeta--grafito { background: linear-gradient(165deg, rgba(35, 35, 34, .85), rgba(35, 35, 34, .2)); }

/* --------------------------------------------------------------- PASOS */
.pasos { counter-reset: paso; display: grid; gap: 1.6rem; }
@media (min-width: 700px)  { .pasos { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1080px) { .pasos { grid-template-columns: repeat(4, 1fr); } }
.paso {
  position: relative;
  padding: 2.2rem 1.6rem 1.8rem;
  border-radius: var(--r-lg);
  border: 1px solid var(--borde);
  background: var(--superficie);
  transition: var(--transicion);
}
.paso::before {
  counter-increment: paso;
  content: "0" counter(paso);
  position: absolute;
  top: -.7rem; left: 1.6rem;
  font-family: var(--f-titulo);
  font-size: 2.6rem;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.4px rgba(228, 171, 42, .55);
  opacity: .9;
}
.paso:hover { border-color: var(--borde-fuerte); transform: translateY(-4px); }
.paso h3 { margin-top: 1.3rem; margin-bottom: .5rem; }
.paso p { color: var(--texto-suave); font-size: .96rem; margin: 0; }

.metodo-verbos {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem 1.2rem;
  font-family: var(--f-titulo);
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  color: var(--texto-tenue);
  margin-bottom: 2.6rem;
}
.metodo-verbos span { color: var(--dorado-claro); }

/* --------------------------------------------------------- BENEFICIOS */
.beneficios { display: grid; gap: .8rem; }
@media (min-width: 620px) { .beneficios { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .beneficios { grid-template-columns: repeat(4, 1fr); } }
.beneficio {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .95rem 1.1rem;
  border-radius: 999px;
  border: 1px solid var(--borde);
  background: var(--superficie);
  font-size: .95rem;
  font-weight: 600;
  transition: var(--transicion);
}
.beneficio svg { flex: none; color: var(--amarillo); }
.beneficio:hover { border-color: var(--borde-fuerte); background: rgba(228, 171, 42, .09); }
a.beneficio { cursor: pointer; }
a.beneficio:hover { transform: translateY(-2px); }

/* ------------------------------------------------------------ PILARES */
.pilar {
  display: grid;
  gap: 1.4rem;
  padding: 2rem;
  border-radius: var(--r-lg);
  border: 1px solid var(--borde);
  background: linear-gradient(150deg, var(--superficie-2), transparent 70%);
  transition: var(--transicion);
}
@media (min-width: 860px) { .pilar { grid-template-columns: 1.25fr .95fr; align-items: center; gap: 2.4rem; } }
.pilar:hover { border-color: var(--borde-fuerte); }
.pilar-num {
  font-family: var(--f-titulo);
  font-size: .8rem;
  letter-spacing: .2em;
  color: var(--texto-tenue);
  text-transform: uppercase;
}
.pilar h3 { margin: .4rem 0 .7rem; text-transform: uppercase; letter-spacing: .02em; }
.pilar p { color: var(--texto-suave); margin: 0; font-size: .99rem; }
.mantra {
  padding: 1.4rem 1.5rem;
  border-radius: var(--r-md);
  background: linear-gradient(140deg, rgba(0, 61, 20, .6), rgba(4, 6, 6, .4));
  border: 1px solid var(--borde-fuerte);
}
.mantra-etiqueta {
  font-size: .72rem;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--dorado-claro);
  font-weight: 800;
}
.mantra strong {
  display: block;
  font-family: var(--f-titulo);
  font-weight: 600;
  font-size: 1.22rem;
  line-height: 1.25;
  margin: .5rem 0 .45rem;
  color: var(--amarillo);
}
.mantra em { font-style: normal; color: var(--texto-suave); font-size: .93rem; }

/* --------------------------------------------------------- SERVICIOS */
.vertical {
  display: grid;
  gap: clamp(2rem, 4vw, 3.4rem);
  align-items: center;
  scroll-margin-top: 110px;
}
@media (min-width: 940px) {
  .vertical { grid-template-columns: 1fr 1fr; }
  .vertical--invertida .vertical-media { order: -1; }
}
.vertical-media img {
  width: 100%;
  max-height: 540px;
  border-radius: var(--r-lg);
  aspect-ratio: 5 / 4;
  object-fit: cover;
  border: 1px solid var(--borde);
  box-shadow: var(--sombra);
}
.vertical h2 { margin-bottom: .8rem; }
.vertical > div > p { color: var(--texto-suave); }

.chips { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: 1.6rem; }
.chip {
  padding: .5rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--borde);
  background: var(--superficie);
  font-size: .89rem;
  font-weight: 600;
  color: var(--texto-suave);
  transition: var(--transicion);
}
.chip:hover { color: var(--negro); background: var(--dorado-claro); border-color: var(--dorado-claro); }

/* ------------------------------------------------------- TESTIMONIOS */
.testimonio { gap: 1.2rem; }
.testimonio blockquote {
  margin: 0;
  font-size: 1.02rem;
  color: var(--texto);
  line-height: 1.65;
}
.testimonio-pie { display: flex; align-items: center; gap: .9rem; margin-top: auto; }
.avatar {
  width: 52px; height: 52px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--borde-fuerte);
  flex: none;
}
.avatar--inicial {
  display: grid;
  place-items: center;
  background: linear-gradient(140deg, var(--verde-profundo), var(--grafito));
  font-family: var(--f-titulo);
  font-size: 1.1rem;
  color: var(--amarillo);
}
.testimonio-pie strong { display: block; font-size: .96rem; color: var(--texto); }
.testimonio-pie strong + span { display: block; font-size: .86rem; color: var(--texto-tenue); }
.estrellas { display: flex; gap: .18rem; color: var(--amarillo); }
.estrellas svg { width: 16px; height: 16px; }

/* ---------------------------------------------------------- ARTÍCULOS */
.articulo { padding: 0; gap: 0; overflow: hidden; }
.articulo-media { position: relative; aspect-ratio: 16 / 9; overflow: hidden; }
.articulo-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.articulo:hover .articulo-media img { transform: scale(1.06); }
.articulo-media--motivo {
  background:
    radial-gradient(300px 200px at 70% 20%, rgba(228, 171, 42, .35), transparent 70%),
    linear-gradient(150deg, var(--verde-profundo), var(--negro));
  display: grid;
  place-items: center;
}
.articulo-cuerpo { padding: 1.5rem 1.7rem 1.8rem; display: flex; flex-direction: column; gap: .7rem; height: 100%; }
.etiqueta {
  align-self: flex-start;
  padding: .3rem .8rem;
  border-radius: 999px;
  font-size: .74rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--dorado-claro);
  border: 1px solid var(--borde-fuerte);
  background: rgba(228, 171, 42, .08);
}

/* ---------------------------------------------------------------- CTA */
.cta-final {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-lg);
  padding: clamp(2.8rem, 6vw, 4.6rem);
  text-align: center;
  border: 1px solid var(--borde-fuerte);
  background:
    radial-gradient(700px 380px at 50% 0%, rgba(185, 125, 19, .34), transparent 68%),
    linear-gradient(160deg, var(--verde-profundo) 0%, #05170a 55%, var(--negro) 100%);
}
.cta-final h2 { max-width: 20ch; margin-inline: auto; }
.cta-final p { max-width: 62ch; margin-inline: auto; color: var(--texto-suave); }
.cta-final .grupo-botones { justify-content: center; margin-top: 2rem; }

/* -------------------------------------------------------- FORMULARIO */
.form-grid {
  display: grid;
  gap: 1.5rem;
  align-items: start;
}
@media (min-width: 980px) { .form-grid { grid-template-columns: 1.15fr .85fr; gap: 3rem; } }

.formulario {
  display: grid;
  gap: 1.1rem;
  padding: clamp(1.6rem, 3.5vw, 2.6rem);
  border-radius: var(--r-lg);
  border: 1px solid var(--borde);
  background: linear-gradient(165deg, var(--superficie-2), rgba(255, 255, 255, .015));
  box-shadow: var(--sombra);
}
@media (min-width: 620px) { .formulario { grid-template-columns: repeat(2, 1fr); } }
.campo { display: flex; flex-direction: column; gap: .45rem; }
.campo--ancho { grid-column: 1 / -1; }
.campo label { font-size: .87rem; font-weight: 700; letter-spacing: .02em; }
.campo label .req { color: var(--dorado-claro); }
.campo input,
.campo select,
.campo textarea {
  font: inherit;
  font-size: .97rem;
  color: var(--texto);
  padding: .82rem 1rem;
  border-radius: var(--r-sm);
  border: 1px solid var(--borde);
  background: rgba(4, 6, 6, .55);
  transition: border-color var(--transicion), background var(--transicion), box-shadow var(--transicion);
}
.campo textarea { resize: vertical; min-height: 130px; line-height: 1.6; }
.campo select { appearance: none; cursor: pointer; background-image: none; }
.campo select option { background: #0b1409; color: var(--texto); }
.campo input::placeholder, .campo textarea::placeholder { color: rgba(242, 243, 239, .34); }
.campo input:focus, .campo select:focus, .campo textarea:focus {
  outline: none;
  border-color: var(--dorado-claro);
  background: rgba(4, 6, 6, .8);
  box-shadow: 0 0 0 3px rgba(228, 171, 42, .16);
}
.campo .error { font-size: .82rem; color: #ff9b8a; min-height: 1.1em; }
.campo input[aria-invalid="true"],
.campo select[aria-invalid="true"],
.campo textarea[aria-invalid="true"] { border-color: #e0705c; }

.campo--check label {
  display: flex;
  align-items: flex-start;
  gap: .7rem;
  font-weight: 400;
  font-size: .9rem;
  line-height: 1.55;
  color: var(--texto-suave);
  cursor: pointer;
}
.campo--check input[type="checkbox"] {
  flex: none;
  width: 20px; height: 20px;
  margin-top: .18rem;
  padding: 0;
  accent-color: var(--dorado-claro);
  cursor: pointer;
}

.aviso-form { grid-column: 1 / -1; font-size: .84rem; color: var(--texto-tenue); margin: 0; }
.form-estado {
  grid-column: 1 / -1;
  padding: .95rem 1.1rem;
  border-radius: var(--r-sm);
  border: 1px solid var(--borde-fuerte);
  background: rgba(0, 61, 20, .45);
  font-size: .93rem;
  display: none;
}
.form-estado.visible { display: block; }

.panel-contacto {
  display: grid;
  gap: 1.2rem;
  padding: clamp(1.6rem, 3.5vw, 2.2rem);
  border-radius: var(--r-lg);
  border: 1px solid var(--borde);
  background: linear-gradient(160deg, rgba(0, 61, 20, .5), rgba(4, 6, 6, .5));
}
.dato-contacto { display: flex; gap: .95rem; align-items: flex-start; }
.dato-contacto strong { display: block; font-size: .95rem; color: var(--texto); }
.dato-contacto strong + span,
.dato-contacto strong + a { display: block; font-size: .93rem; color: var(--texto-suave); }
.dato-contacto a:hover { color: var(--dorado-claro); }

/* -------------------------------------------------------- PÁGINA INT. */
.encabezado-pagina {
  position: relative;
  padding: clamp(8rem, 14vw, 10.5rem) 0 clamp(3rem, 6vw, 4.5rem);
  overflow: hidden;
}
.encabezado-pagina::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(760px 460px at 20% 10%, rgba(0, 61, 20, .7), transparent 65%),
    radial-gradient(620px 420px at 92% 0%, rgba(185, 125, 19, .22), transparent 62%),
    linear-gradient(180deg, #061206, var(--negro));
  z-index: -1;
}
.encabezado-pagina h1 { max-width: 18ch; }
.encabezado-pagina p { max-width: 62ch; color: var(--texto-suave); font-size: 1.08rem; }

.migas { font-size: .84rem; color: var(--texto-tenue); margin-bottom: 1.2rem; }
.migas a:hover { color: var(--dorado-claro); }
.migas span { margin: 0 .45rem; }

/* --------------------------------------------------------- BLOQUE TXT */
.prosa { max-width: 68ch; }
.prosa p { color: var(--texto-suave); }
.prosa p:last-child { margin-bottom: 0; }
.prosa strong { color: var(--texto); }

.cita-destacada {
  margin: 2rem 0 0;
  padding: 1.6rem 1.8rem;
  border-left: 3px solid var(--dorado-claro);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  background: linear-gradient(100deg, rgba(0, 61, 20, .45), transparent);
  font-family: var(--f-titulo);
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  line-height: 1.35;
}

/* ---------------------------------------------------------------- FOOTER */
.sitio-footer {
  background: linear-gradient(180deg, var(--fondo-alt), var(--negro));
  border-top: 1px solid var(--borde);
  padding: clamp(3rem, 6vw, 4.5rem) 0 2rem;
}
.footer-grid { display: grid; gap: 2.4rem; }
@media (min-width: 760px)  { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; } }
@media (min-width: 1040px) { .footer-grid { grid-template-columns: 1.6fr 1fr 1fr 1.1fr; } }
.footer-grid img { width: 148px; margin-bottom: 1.1rem; }
.footer-grid p { color: var(--texto-tenue); font-size: .94rem; max-width: 38ch; }
.footer-titulo {
  font-family: var(--f-titulo);
  font-size: .82rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--dorado-claro);
  margin-bottom: 1rem;
}
.footer-lista { display: grid; gap: .6rem; }
.footer-lista a, .footer-lista span { font-size: .94rem; color: var(--texto-suave); transition: color var(--transicion); }
.footer-lista a:hover { color: var(--dorado-claro); }
.redes { display: flex; gap: .6rem; margin-top: 1.2rem; }
.redes a {
  width: 40px; height: 40px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--borde);
  color: var(--texto-suave);
  transition: var(--transicion);
}
.redes a:hover { color: var(--negro); background: var(--dorado-claro); border-color: var(--dorado-claro); }
.footer-legal {
  margin-top: 2.8rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--borde);
  display: flex;
  flex-wrap: wrap;
  gap: .6rem 1.4rem;
  justify-content: space-between;
  font-size: .85rem;
  color: var(--texto-tenue);
}

/* -------------------------------------------------------- ANIMACIONES */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .8s cubic-bezier(.22,.61,.36,1), transform .8s cubic-bezier(.22,.61,.36,1);
}
.reveal.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ------------------------------------------------------------ UTILES */
.solo-lectores {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}
.saltar-contenido {
  position: absolute;
  top: -60px; left: 1rem;
  z-index: 200;
  padding: .7rem 1.2rem;
  border-radius: 0 0 12px 12px;
  background: var(--dorado-claro);
  color: var(--negro);
  font-weight: 700;
  transition: top .25s ease;
}
.saltar-contenido:focus { top: 0; }

/* ------------------------------------------------ ACCESO AL HUB (menú) */
.nav-principal a.enlace-hub {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .3rem .75rem;
  border: 1px solid var(--borde-fuerte);
  border-radius: 999px;
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .14em;
  color: var(--dorado-claro);
}
.nav-principal a.enlace-hub::after { display: none; }
.nav-principal a.enlace-hub:hover {
  background: rgba(228, 171, 42, .12);
  border-color: var(--dorado-claro);
  color: var(--amarillo);
}
@media (max-width: 1024px) {
  .nav-principal a.enlace-hub { justify-content: center; margin: .4rem 0; }
}