/* ═══════════════════════════════════════════════════════════════
   Secciones del constructor
   Dos capas: el estilo de página (presets + tokens) decide el
   carácter; las secciones sólo consumen esos tokens. Cambiar el
   preset cambia toda la web sin tocar el contenido.
   ═══════════════════════════════════════════════════════════════ */

:root {
  --sx-aire:  6.5rem;
  --sx-radio: 16px;
  --sx-acento: var(--marca);

  --sx-titular: var(--serif, Georgia, "Times New Roman", serif);
  --sx-cuerpo:  var(--sans, system-ui, -apple-system, "Segoe UI", sans-serif);
  --sx-detalle: var(--sans, system-ui, sans-serif);

  --sx-peso-titular: 400;
  --sx-track: -.02em;
  --sx-escala: 1;
}

/* ── Presets ───────────────────────────────────────────────────
   Cada uno cambia tipografía, peso, tracking y escala. Es lo que
   hace que dos webs con las mismas secciones no se parezcan. */

.estilo-editorial {
  --sx-titular: var(--serif, "Iowan Old Style", Georgia, serif);
  --sx-peso-titular: 400;
  --sx-track: -.022em;
  --sx-escala: 1.06;
}
.estilo-nitido {
  --sx-titular: var(--sans, system-ui, sans-serif);
  --sx-peso-titular: 680;
  --sx-track: -.038em;
  --sx-escala: 1.1;
}
.estilo-suave {
  --sx-titular: var(--sans, system-ui, sans-serif);
  --sx-peso-titular: 600;
  --sx-track: -.02em;
  --sx-escala: 1;
  --sx-radio: 28px;
}
.estilo-nocturno {
  --sx-titular: var(--sans, system-ui, sans-serif);
  --sx-peso-titular: 640;
  --sx-track: -.03em;
  --sx-escala: 1.08;
}
.estilo-tecnico {
  --sx-titular: var(--sans, system-ui, sans-serif);
  --sx-detalle: ui-monospace, SFMono-Regular, Menlo, monospace;
  --sx-peso-titular: 600;
  --sx-track: -.03em;
  --sx-escala: 1;
  --sx-radio: 4px;
}

/* En nocturno, los fondos claros se invierten */
.estilo-nocturno .fondo-claro { background: #0C0D10; color: #EDEEF2; }
.estilo-nocturno .fondo-suave { background: #14161B; color: #EDEEF2; }
.estilo-nocturno body,
body.estilo-nocturno { background: #0C0D10; color: #EDEEF2; }

/* ── Base de sección ───────────────────────────────────────── */
.sx {
  padding: clamp(3rem, calc(var(--sx-aire) * .8), var(--sx-aire)) 1.25rem;
  position: relative;
  overflow: clip;
}
.sx-ancho { max-width: var(--ancho, 1120px); margin: 0 auto; position: relative; z-index: 1; }
.sx-estrecho { max-width: 740px; }

.fondo-claro  { background: #fff; color: var(--tinta, #16191E); }
.fondo-suave  { background: #F6F5F2; color: var(--tinta, #16191E); }
.fondo-oscuro { background: #101216; color: #EDEEF2; }
.fondo-marca  { background: var(--marca); color: #fff; }

/* Halo de color: da profundidad sin imágenes */
.fondo-oscuro::before, .fondo-marca::before {
  content: ""; position: absolute; inset: -30% -10% auto -10%; height: 70%;
  background: radial-gradient(60% 100% at 30% 0%, color-mix(in srgb, var(--sx-acento) 55%, transparent), transparent 70%);
  opacity: .5; pointer-events: none;
}
.fondo-marca::before { background: radial-gradient(60% 100% at 70% 0%, rgba(255,255,255,.35), transparent 70%); opacity: .6; }

/* Grano opcional */
.sx-grano .sx::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ── Tipografía ────────────────────────────────────────────── */
.sx h1, .sx h2, .sx h3, .sx blockquote {
  font-family: var(--sx-titular);
  font-weight: var(--sx-peso-titular);
  letter-spacing: var(--sx-track);
  line-height: 1.08;
  margin: 0;
  text-wrap: balance;
}
.sx-titulo { font-size: calc(clamp(1.8rem, 3.8vw, 2.9rem) * var(--sx-escala)); margin-bottom: .85rem; }
.sx-intro {
  font-family: var(--sx-cuerpo);
  font-size: clamp(1.02rem, 1.5vw, 1.18rem); line-height: 1.6;
  max-width: 48ch; margin: 0 0 3rem; opacity: .72; text-wrap: pretty;
}
.sx-caracteristicas, .sx-precios, .sx-testimonios, .sx-cifras,
.sx-faq, .sx-galeria, .sx-bento, .sx-equipo { text-align: center; }
.sx-caracteristicas .sx-intro, .sx-precios .sx-intro, .sx-faq .sx-intro,
.sx-bento .sx-intro, .sx-equipo .sx-intro { margin-inline: auto; }

/* ── Revelado ──────────────────────────────────────────────── */
.sx-animar .sx-revela {
  opacity: 0; transform: translateY(22px);
  transition: opacity .65s cubic-bezier(.22,.61,.36,1) var(--sx-retraso, 0ms),
              transform .65s cubic-bezier(.22,.61,.36,1) var(--sx-retraso, 0ms);
}
.sx-animar .sx-revela.es-visible { opacity: 1; transform: none; }
.sx-sin-animacion .sx-revela { opacity: 1 !important; transform: none !important; }

/* ── Botones ───────────────────────────────────────────────── */
.sx-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .95rem 1.8rem; border-radius: 999px;
  font: 600 1rem/1 var(--sx-cuerpo); letter-spacing: -.01em;
  text-decoration: none; border: 1.5px solid transparent;
  transition: transform .18s cubic-bezier(.22,.61,.36,1), box-shadow .18s ease, background .18s ease;
}
.sx-btn:hover { text-decoration: none; transform: translateY(-2px); }
.sx-btn-principal {
  background: var(--marca); color: #fff;
  box-shadow: 0 6px 20px color-mix(in srgb, var(--marca) 35%, transparent);
}
.sx-btn-principal:hover { box-shadow: 0 12px 30px color-mix(in srgb, var(--marca) 42%, transparent); }
.fondo-marca .sx-btn-principal, .fondo-oscuro .sx-btn-principal { background: #fff; color: #101216; box-shadow: none; }
.sx-btn-borde { border-color: color-mix(in srgb, currentColor 35%, transparent); color: inherit; }
.sx-btn-borde:hover { border-color: currentColor; }
.sx-btn-plano { color: inherit; opacity: .8; }
.sx-btn-plano:hover { opacity: 1; }
.sx-botones { display: flex; gap: .75rem; flex-wrap: wrap; margin-top: 2.25rem; }

/* ── Portada ───────────────────────────────────────────────── */
.sx-portada { padding-block: clamp(4.5rem, 12vw, 9.5rem); }
.sx-portada h1 {
  font-size: calc(clamp(2.4rem, 6.5vw, 4.6rem) * var(--sx-escala));
  letter-spacing: calc(var(--sx-track) - .006em);
}
.sx-portada .sx-entrada {
  font-family: var(--sx-cuerpo);
  font-size: clamp(1.08rem, 2vw, 1.4rem); line-height: 1.5;
  margin: 1.4rem 0 0; max-width: 54ch; opacity: .75; text-wrap: pretty;
}
.sx-portada.es-centrado .sx-ancho { text-align: center; }
.sx-portada.es-centrado .sx-entrada { margin-inline: auto; }
.sx-portada.es-centrado .sx-botones { justify-content: center; }
.sx-portada.es-centrado .sx-portada-imagen { margin-top: 4rem; }
.sx-portada.es-dividido .sx-ancho {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center;
}
.sx-portada-imagen img {
  width: 100%; height: auto; display: block;
  border-radius: var(--sx-radio);
  box-shadow: 0 30px 70px rgba(0,0,0,.18);
}

/* ── Rejillas y tarjetas ───────────────────────────────────── */
.sx-rejilla { display: grid; gap: 1.5rem; text-align: left; }
.sx-rejilla.col-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.sx-rejilla.col-3 { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.sx-rejilla.col-4 { grid-template-columns: repeat(auto-fit, minmax(205px, 1fr)); }

.sx-tarjeta {
  padding: 2rem 1.85rem; border-radius: var(--sx-radio);
  background: color-mix(in srgb, currentColor 4%, transparent);
  border: 1px solid color-mix(in srgb, currentColor 8%, transparent);
  transition: transform .25s cubic-bezier(.22,.61,.36,1), border-color .25s ease;
}
.sx-tarjeta:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--marca) 40%, transparent); }
.fondo-suave .sx-tarjeta { background: #fff; }
.sx-tarjeta h3 { font-size: 1.2rem; margin-bottom: .55rem; }
.sx-tarjeta p { margin: 0; line-height: 1.62; opacity: .72; font-size: .98rem; font-family: var(--sx-cuerpo); }
.sx-icono {
  display: inline-grid; place-items: center; width: 46px; height: 46px;
  border-radius: calc(var(--sx-radio) * .6); margin-bottom: 1.1rem;
  background: color-mix(in srgb, var(--marca) 12%, transparent);
  color: var(--marca); font-size: 1.35rem; line-height: 1;
}

/* ── Mosaico ───────────────────────────────────────────────── */
.sx-bento-rejilla {
  display: grid; grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: minmax(180px, auto); gap: 1rem; text-align: left;
}
.sx-pieza {
  position: relative; overflow: hidden; border-radius: var(--sx-radio);
  padding: 1.6rem; display: flex; align-items: flex-end; grid-column: span 1; grid-row: span 1;
  background: color-mix(in srgb, currentColor 5%, transparent);
  border: 1px solid color-mix(in srgb, currentColor 9%, transparent);
  transition: transform .3s cubic-bezier(.22,.61,.36,1);
}
.sx-pieza:hover { transform: translateY(-4px); }
.sx-pieza.es-ancho  { grid-column: span 2; }
.sx-pieza.es-alto   { grid-row: span 2; }
.sx-pieza.es-grande { grid-column: span 2; grid-row: span 2; }
.sx-pieza.es-acento { background: var(--marca); color: #fff; border-color: transparent; }
.sx-pieza[style*="--sx-img"]::before {
  content: ""; position: absolute; inset: 0;
  background-image: var(--sx-img); background-size: cover; background-position: center;
  transition: transform .5s cubic-bezier(.22,.61,.36,1);
}
.sx-pieza[style*="--sx-img"]::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.78), rgba(0,0,0,.15) 55%, transparent);
}
.sx-pieza[style*="--sx-img"]:hover::before { transform: scale(1.05); }
.sx-pieza[style*="--sx-img"] { color: #fff; }
.sx-pieza-texto { position: relative; z-index: 2; }
.sx-pieza h3 { font-size: 1.15rem; margin-bottom: .35rem; }
.sx-pieza p { margin: 0; font-size: .94rem; line-height: 1.55; opacity: .8; font-family: var(--sx-cuerpo); }

/* ── Texto con imagen ──────────────────────────────────────── */
.sx-texto.con-imagen .sx-ancho {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center;
}
.sx-texto.img-izquierda .sx-texto-cuerpo { order: 2; }
.sx-texto-imagen img { width: 100%; height: auto; border-radius: var(--sx-radio); display: block; }
.sx-prosa { line-height: 1.72; font-size: 1.05rem; font-family: var(--sx-cuerpo); }
.sx-prosa > * + * { margin-top: 1.1rem; }
.sx-prosa ul, .sx-prosa ol { padding-left: 1.3rem; }
.sx-prosa li + li { margin-top: .45rem; }

/* ── Cifras ────────────────────────────────────────────────── */
.sx-cifras-fila { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 2.5rem; }
.sx-cifra b {
  display: block; font-family: var(--sx-titular); font-weight: var(--sx-peso-titular);
  font-size: calc(clamp(2.4rem, 5.5vw, 3.8rem) * var(--sx-escala));
  letter-spacing: calc(var(--sx-track) - .01em); line-height: 1;
  background: linear-gradient(160deg, currentColor, color-mix(in srgb, currentColor 55%, transparent));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.sx-cifra span {
  display: block; margin-top: .7rem; font-size: .88rem; opacity: .65;
  font-family: var(--sx-detalle); letter-spacing: .04em; text-transform: uppercase;
}

/* ── Testimonios ───────────────────────────────────────────── */
.sx-testimonio {
  margin: 0; padding: 2rem 1.85rem; border-radius: var(--sx-radio);
  background: color-mix(in srgb, currentColor 4%, transparent);
  border: 1px solid color-mix(in srgb, currentColor 8%, transparent);
  text-align: left; display: flex; flex-direction: column; gap: 1.4rem;
}
.fondo-suave .sx-testimonio { background: #fff; }
.sx-testimonio blockquote { font-size: 1.06rem; line-height: 1.6; font-family: var(--sx-cuerpo); }
.sx-testimonio figcaption { display: flex; align-items: center; gap: .8rem; margin-top: auto; }
.sx-testimonio figcaption img { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; }
.sx-testimonio figcaption b { display: block; font-size: .95rem; }
.sx-testimonio figcaption em { font-style: normal; font-size: .85rem; opacity: .65; }

/* ── Precios ───────────────────────────────────────────────── */
.sx-plan {
  position: relative; padding: 2.2rem 1.9rem; border-radius: var(--sx-radio);
  border: 1px solid color-mix(in srgb, currentColor 12%, transparent);
  background: #fff; text-align: left; display: flex; flex-direction: column; gap: 1.1rem;
}
.fondo-suave .sx-plan { background: #fff; }
.sx-plan.es-destacado {
  border-color: var(--marca);
  box-shadow: 0 22px 50px color-mix(in srgb, var(--marca) 22%, transparent);
  transform: translateY(-6px);
}
.sx-cinta {
  position: absolute; top: -.8rem; left: 1.9rem;
  background: var(--marca); color: #fff;
  font: 600 .72rem/1 var(--sx-detalle); letter-spacing: .06em; text-transform: uppercase;
  padding: .45rem .75rem; border-radius: 999px;
}
.sx-plan h3 { font-size: 1.25rem; }
.sx-precio { margin: 0; }
.sx-precio b { font-family: var(--sx-titular); font-size: 2.6rem; letter-spacing: var(--sx-track); }
.sx-precio span { opacity: .6; font-size: .88rem; font-family: var(--sx-cuerpo); }
.sx-plan-desc { margin: 0; opacity: .72; font-size: .96rem; line-height: 1.55; font-family: var(--sx-cuerpo); }
.sx-plan ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .6rem; font-size: .95rem; font-family: var(--sx-cuerpo); }
.sx-plan li { padding-left: 1.6rem; position: relative; line-height: 1.5; }
.sx-plan li::before { content: "✓"; position: absolute; left: 0; color: var(--marca); font-weight: 700; }
.sx-plan .sx-btn { margin-top: auto; }

/* ── Proceso ───────────────────────────────────────────────── */
.sx-pasos { list-style: none; padding: 0; margin: 0; display: grid; gap: 0; text-align: left; }
.sx-pasos li {
  display: grid; grid-template-columns: auto 1fr; gap: 1.5rem; align-items: start;
  padding: 1.75rem 0; border-top: 1px solid color-mix(in srgb, currentColor 12%, transparent);
}
.sx-pasos li:last-child { border-bottom: 1px solid color-mix(in srgb, currentColor 12%, transparent); }
.sx-num {
  font-family: var(--sx-detalle); font-size: .95rem; font-weight: 600;
  color: var(--marca); padding-top: .3rem; letter-spacing: .06em;
}
.fondo-oscuro .sx-num { color: var(--sx-acento); }
.sx-pasos h3 { font-size: 1.3rem; margin-bottom: .4rem; }
.sx-pasos p { margin: 0; line-height: 1.62; opacity: .72; font-family: var(--sx-cuerpo); max-width: 60ch; }

/* ── Equipo ────────────────────────────────────────────────── */
.sx-persona { text-align: left; }
.sx-persona img, .sx-persona-hueco {
  width: 100%; aspect-ratio: 4/5; object-fit: cover;
  border-radius: var(--sx-radio); margin-bottom: 1.1rem; display: block;
}
.sx-persona-hueco {
  display: grid; place-items: center; font-family: var(--sx-titular); font-size: 3rem;
  background: color-mix(in srgb, var(--marca) 12%, transparent); color: var(--marca);
}
.sx-persona h3 { font-size: 1.15rem; }
.sx-cargo { margin: .25rem 0 .6rem; font-size: .85rem; color: var(--marca); font-family: var(--sx-detalle); letter-spacing: .03em; }
.sx-persona p { margin: 0; font-size: .95rem; line-height: 1.6; opacity: .72; font-family: var(--sx-cuerpo); }

/* ── Frase destacada ───────────────────────────────────────── */
.sx-cita { text-align: center; }
.sx-cita blockquote {
  font-size: calc(clamp(1.5rem, 3.6vw, 2.5rem) * var(--sx-escala));
  line-height: 1.25; margin: 0; text-wrap: balance;
}
.sx-cita blockquote::before { content: "“"; opacity: .3; }
.sx-cita blockquote::after  { content: "”"; opacity: .3; }
.sx-cita cite {
  display: block; margin-top: 1.5rem; font-style: normal; font-size: .88rem;
  opacity: .6; font-family: var(--sx-detalle); letter-spacing: .06em; text-transform: uppercase;
}

/* ── Cinta en movimiento ───────────────────────────────────── */
.sx-cinta { padding: 1.1rem 0; overflow: hidden; }
.sx-cinta-pista { display: flex; width: max-content; animation: sx-desliza 32s linear infinite; }
.sx-cinta-pista span {
  font-family: var(--sx-titular); font-weight: var(--sx-peso-titular);
  font-size: clamp(1.4rem, 3vw, 2.2rem); letter-spacing: var(--sx-track);
  padding-right: 3rem; white-space: nowrap;
}
@keyframes sx-desliza { to { transform: translateX(-50%); } }
.sx-cinta:hover .sx-cinta-pista { animation-play-state: paused; }

/* ── Preguntas frecuentes ──────────────────────────────────── */
.sx-faq-item { border-bottom: 1px solid color-mix(in srgb, currentColor 12%, transparent); text-align: left; }
.sx-faq-item summary {
  cursor: pointer; padding: 1.3rem 2.5rem 1.3rem 0; position: relative;
  font-weight: 600; font-size: 1.08rem; list-style: none; font-family: var(--sx-cuerpo);
}
.sx-faq-item summary::-webkit-details-marker { display: none; }
.sx-faq-item summary::after {
  content: ""; position: absolute; right: .4rem; top: 50%;
  width: 13px; height: 13px; margin-top: -7px;
  background:
    linear-gradient(currentColor, currentColor) center/100% 1.5px no-repeat,
    linear-gradient(currentColor, currentColor) center/1.5px 100% no-repeat;
  opacity: .55; transition: transform .25s ease;
}
.sx-faq-item[open] summary::after { transform: rotate(45deg); }
.sx-faq-item > div { padding: 0 0 1.4rem; line-height: 1.68; opacity: .75; font-family: var(--sx-cuerpo); max-width: 62ch; }

/* ── Galería y logotipos ───────────────────────────────────── */
.sx-foto { margin: 0; overflow: hidden; border-radius: var(--sx-radio); }
.sx-foto img {
  width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block;
  transition: transform .5s cubic-bezier(.22,.61,.36,1);
}
.sx-foto:hover img { transform: scale(1.04); }
.sx-foto figcaption { margin-top: .65rem; font-size: .87rem; opacity: .65; text-align: left; }
.sx-logos { padding-block: clamp(2.5rem, 5vw, 4rem); }
.sx-logos-titulo {
  text-align: center; margin: 0 0 2rem; font-size: .82rem;
  letter-spacing: .14em; text-transform: uppercase; opacity: .5; font-family: var(--sx-detalle);
}
.sx-logos-fila { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 3rem; }
.sx-logos-fila img { max-height: 36px; width: auto; opacity: .55; filter: grayscale(1); transition: opacity .2s ease; }
.sx-logos-fila img:hover { opacity: 1; filter: none; }
.sx-logos-fila span { font-weight: 600; opacity: .45; font-size: 1.05rem; font-family: var(--sx-detalle); }

/* ── Llamada y contacto ────────────────────────────────────── */
.sx-llamada { text-align: center; }
.sx-llamada h2 { font-size: calc(clamp(1.7rem, 3.8vw, 2.7rem) * var(--sx-escala)); }
.sx-llamada p { margin: 1.1rem auto 2.25rem; max-width: 48ch; opacity: .85; line-height: 1.6; font-family: var(--sx-cuerpo); }
.sx-contacto { text-align: center; }
.sx-contacto .sx-intro { margin-inline: auto; }
.sx-contacto .caja-form { max-width: 540px; margin: 2.5rem auto 0; text-align: left; }
.sx-nota { opacity: .6; font-size: .9rem; }

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 900px) {
  .sx-bento-rejilla { grid-template-columns: repeat(2, 1fr); }
  .sx-pieza.es-grande { grid-column: span 2; }
}
@media (max-width: 780px) {
  .sx-portada.es-dividido .sx-ancho,
  .sx-texto.con-imagen .sx-ancho { grid-template-columns: 1fr; }
  .sx-texto.img-izquierda .sx-texto-cuerpo { order: 0; }
  .sx-portada.es-dividido .sx-portada-imagen { order: -1; }
  .sx-plan.es-destacado { transform: none; }
  .sx-pasos li { grid-template-columns: 1fr; gap: .5rem; }
}
@media (max-width: 560px) {
  .sx-bento-rejilla { grid-template-columns: 1fr; }
  .sx-pieza, .sx-pieza.es-ancho, .sx-pieza.es-grande { grid-column: span 1; }
  .sx-pieza.es-alto, .sx-pieza.es-grande { grid-row: span 1; min-height: 200px; }
  .sx-logos-fila { gap: 1.75rem; }
}
@media (prefers-reduced-motion: reduce) {
  .sx-cinta-pista { animation: none; }
  .sx-btn, .sx-tarjeta, .sx-pieza, .sx-foto img { transition: none; }
}