/* ============================================================
   Argency — Servicios
   Reutiliza tokens, nav, botones y footer de styles.css, y el hero / CTA /
   swap de nav de nosotros.css. Aquí solo viven las secciones propias (sv-*).
   ============================================================ */

/* ============================================================
   QUÉ HACEMOS — capacidades integradas (sticky stacking cards)
   ============================================================ */
.sv-caps { padding-block: var(--space-160) var(--space-120); }

.sv-caps__layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: var(--space-64) var(--space-80);
  align-items: stretch;
}

/* -- Columna izquierda: fijada mientras las capacidades se solapan -- */
.sv-caps__aside-inner {
  position: sticky;
  top: var(--space-120);
}
.sv-caps__aside .eyebrow { display: block; margin-bottom: var(--space-24); }
.sv-title {
  font-family: var(--font--heading);
  font-weight: var(--font-weight--light);
  text-transform: uppercase;
  font-size: clamp(32px, 4.4vw, 64px);
  line-height: 0.98;
  letter-spacing: -2px;
  margin: 0;
}
.sv-title .accent { color: var(--brand-teal); }
.sv-intro {
  margin: var(--space-24) 0 0;
  font-family: var(--font--body);
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.55;
  color: var(--light-64);
  max-width: 44ch;
}
.sv-caps__cta { margin-top: var(--space-40); }

/* -- Columna derecha: tarjetas de capacidades -- */
.sv-acc__head {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: start;
  gap: var(--space-20);
  min-height: 72px;
  margin-bottom: var(--space-24);
}
.sv-acc__num {
  font-family: var(--font--ui);
  font-size: 14px;
  letter-spacing: 2px;
  color: var(--brand-teal);
  margin-top: 0.35em;
}
.sv-acc__name {
  font-family: var(--font--heading);
  font-weight: var(--font-weight--light);
  text-transform: uppercase;
  font-size: clamp(20px, 2.1vw, 34px);
  line-height: 1.05;
  letter-spacing: -0.5px;
  color: var(--color-light);
  margin: 0;
}
.sv-acc__panel-inner .sv-cap__desc { padding-top: var(--space-4); }
.sv-acc__panel-inner .sv-cap__product { margin-bottom: 0; }

/* -- Tarjetas: visibles una debajo de otra; sticky para colapsar/solapar -- */
/* --cap-head = alto de la franja del título colapsado (padding-top 24 + head 72) */
.sv-caps { --cap-head: 96px; }
.sv-caps__list { display: flex; flex-direction: column; gap: var(--space-24); }
.sv-acc {
  position: sticky;
  padding: var(--space-24) var(--space-40) var(--space-48);
  border: 1px solid var(--light-16);
  border-radius: 8px;
  background: var(--color-dark);
  box-shadow: 0 -18px 44px -26px rgba(0, 0, 0, 0.85);
}
/* Cada tarjeta se pega dejando visible solo el título de las anteriores,
   así al hacer scroll cada capacidad colapsa a su encabezado. */
.sv-acc:nth-child(1) { top: var(--space-80); }
.sv-acc:nth-child(2) { top: calc(var(--space-80) + var(--cap-head)); }
.sv-acc:nth-child(3) { top: calc(var(--space-80) + var(--cap-head) * 2); }
.sv-acc:nth-child(4) { top: calc(var(--space-80) + var(--cap-head) * 3); }
/* Espacio extra al final para que la última quede visible antes de avanzar */
.sv-caps__list::after { content: ""; display: block; height: 30vh; }

.sv-cap__desc {
  margin: 0 0 var(--space-24);
  font-family: var(--font--body);
  font-size: 18px;
  line-height: 1.55;
  color: var(--light-88);
  max-width: 48ch;
}
.sv-cap__tags {
  display: flex; flex-wrap: wrap; gap: var(--space-8);
  margin: 0 0 var(--space-32); padding: 0; list-style: none;
}
.sv-cap__tag {
  display: inline-flex; align-items: center;
  padding: 6px 14px;
  border: 1px solid var(--light-16);
  border-radius: 999px;
  font-family: var(--font--ui);
  font-size: 12px;
  letter-spacing: 0.5px;
  color: var(--light-64);
}
.sv-cap__product {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: var(--space-12);
  padding-top: var(--space-20);
  border-top: 1px solid var(--light-8);
}
.sv-cap__product-label {
  font-family: var(--font--ui);
  font-size: 11px; letter-spacing: 2px; text-transform: uppercase;
  color: var(--light-48);
}
.sv-cap__product-name {
  font-family: var(--font--heading);
  font-weight: var(--font-weight--normal);
  font-size: clamp(18px, 1.8vw, 24px);
  letter-spacing: -0.5px;
  color: var(--brand-teal);
}

/* ============================================================
   BRAND VALUE 360 — dimensiones de valor
   ============================================================ */
.sv-value {
  background: var(--color-light);
  color: var(--color-dark);
  padding-block: var(--space-120);
}
.sv-value .eyebrow { color: var(--dark-64); }

/* -- Cabecera: intro + orbital 360 -- */
.sv-value__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-64);
  margin-bottom: var(--space-80);
}
.sv-value__eyebrow { display: block; margin-bottom: var(--space-24); }
.sv-value__title {
  font-family: var(--font--heading-serif);
  font-weight: var(--font-weight--light);
  font-size: clamp(28px, 4vw, 56px);
  line-height: 1.08;
  letter-spacing: -1.5px;
  margin: 0;
  max-width: 20ch;
}

/* Orbital: anillo punteado + spark girando + 360° */
.sv-value__orbit {
  position: relative;
  width: clamp(150px, 15vw, 200px);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  color: var(--color-dark);
}
.sv-value__ring,
.sv-value__orbit-spark {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
}
.sv-value__ring { color: var(--dark-32); animation: sv-spin 60s linear infinite; }
.sv-value__orbit-spark { color: var(--brand-teal); animation: sv-spin 22s linear infinite; transform-origin: center; }
.sv-value__deg {
  position: relative;
  font-family: var(--font--heading);
  font-weight: var(--font-weight--light);
  font-size: clamp(30px, 3.4vw, 46px);
  letter-spacing: -1px;
  color: var(--color-dark);
}
.sv-value__deg-mark { color: var(--brand-teal); }
@keyframes sv-spin { to { transform: rotate(360deg); } }

/* -- Grilla bento de dimensiones -- */
.sv-value__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--dark-8);
  border-left: 1px solid var(--dark-8);
}
.sv-value__item {
  position: relative;
  padding: var(--space-40) var(--space-32) var(--space-32);
  border-right: 1px solid var(--dark-8);
  border-bottom: 1px solid var(--dark-8);
  min-height: 240px;
  display: flex; flex-direction: column;
  isolation: isolate;
  transition: background 0.4s var(--ease-signature), transform 0.4s var(--ease-signature);
}
.sv-value__item:hover {
  background: color-mix(in srgb, var(--brand-teal) 7%, transparent);
}
/* Línea teal que barre el borde superior en hover */
.sv-value__item::before {
  content: "";
  position: absolute; top: -1px; left: -1px; right: -1px;
  height: 2px;
  background: var(--brand-teal);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.5s var(--ease-signature);
}
.sv-value__item:hover::before { transform: scaleX(1); }

/* Sistema de íconos: brutalista lineal, color acento, trazo del iso */
.sv-value__icon {
  display: block;
  width: 52px; height: 52px;
  color: var(--brand-teal);
  margin-bottom: auto;
  transition: transform 0.35s var(--ease-signature);
}
.sv-value__icon svg { width: 100%; height: 100%; overflow: visible; }
.sv-value__item:hover .sv-value__icon { transform: translateY(-4px); }

/* Draw-on-scroll: los trazos se dibujan; los sólidos aparecen con pop */
.sv-value__icon [pathLength] {
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  transition: stroke-dashoffset 0.9s var(--ease-signature);
}
.sv-ico-fill {
  opacity: 0;
  transform: scale(0);
  transform-origin: center;
  transition: opacity 0.4s var(--ease-signature) 0.4s, transform 0.5s var(--ease-signature) 0.4s;
}
.sv-value__item.is-drawn .sv-value__icon [pathLength] { stroke-dashoffset: 0; }
.sv-value__item.is-drawn .sv-ico-fill { opacity: 1; transform: scale(1); }

.sv-value__meta {
  display: flex; align-items: baseline; gap: var(--space-12);
  margin-top: var(--space-32);
}
.sv-value__num {
  font-family: var(--font--ui);
  font-size: 12px; letter-spacing: 2px;
  color: var(--brand-teal);
}
.sv-value__label {
  font-family: var(--font--heading);
  font-weight: var(--font-weight--light);
  text-transform: uppercase;
  font-size: clamp(19px, 2vw, 26px);
  line-height: 1;
  letter-spacing: -0.5px;
  margin: 0;
}
.sv-value__desc {
  margin: var(--space-16) 0 0;
  font-family: var(--font--body);
  font-size: 14px;
  line-height: 1.5;
  color: var(--dark-64);
  max-width: 30ch;
}

/* Entrada escalonada de las celdas */
.sv-value__item {
  opacity: 0;
  transform: translateY(24px);
}
.sv-value__item.is-in {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.7s var(--ease-signature), transform 0.7s var(--ease-signature),
              background 0.4s var(--ease-signature);
}

@media (prefers-reduced-motion: reduce) {
  .sv-value__ring, .sv-value__orbit-spark { animation: none; }
  .sv-value__icon [pathLength] { transition: none; stroke-dashoffset: 0; }
  .sv-ico-fill { transition: none; opacity: 1; transform: scale(1); }
  .sv-value__item { opacity: 1; transform: none; }
}
/* Fallback sin JS: nada queda oculto */
html.no-js .sv-value__item { opacity: 1; transform: none; }
html.no-js .sv-value__icon [pathLength] { stroke-dashoffset: 0; }
html.no-js .sv-ico-fill { opacity: 1; transform: scale(1); }

/* ============================================================
   CTA final — variante fondo claro
   ============================================================ */
.ns-cta.sv-light {
  background: var(--color-light);
  color: var(--color-dark);
  border-top: 0;
}
.ns-cta.sv-light .eyebrow { color: var(--dark-64); }
.ns-cta.sv-light .btn--primary { background: var(--color-dark); color: var(--color-light); }
.ns-cta.sv-light .btn--primary:hover { background: var(--brand-teal); color: var(--color-light); }
.ns-cta.sv-light .btn--ghost { color: var(--color-dark); border-color: var(--dark-32); }
.ns-cta.sv-light .btn--ghost:hover { background: var(--color-dark); color: var(--color-light); }

/* ============================================================
   METODOLOGÍA — cómo trabajamos (pasos)
   ============================================================ */
.sv-method { padding-block: var(--space-160); }
.sv-method__head { margin-bottom: var(--space-80); max-width: none; }
.sv-method__eyebrow { display: block; margin-bottom: var(--space-24); }
.sv-method__title {
  font-family: var(--font--heading);
  font-weight: var(--font-weight--light);
  text-transform: uppercase;
  font-size: clamp(32px, 5vw, 64px);
  line-height: 1.1;
  letter-spacing: -1.5px;
  margin: 0;
}
.sv-method__title .line { width: max-content; max-width: 100%; }
.sv-method__title .accent { color: var(--brand-teal); }
/* -- Workflow: proceso paso a paso (design-thinking flow) -- */
.sv-flow {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-32);
}
/* Riel horizontal que conecta los nodos, con relleno teal progresivo */
.sv-flow__rail {
  position: absolute;
  top: 48px;              /* centro del nodo (96/2) */
  left: 12.5%;            /* centro del 1er nodo */
  width: 75%;            /* hasta el centro del último nodo */
  height: 2px;
  background: var(--light-16);
  z-index: 0;
}
.sv-flow__rail-fill {
  display: block;
  height: 100%;
  width: 100%;
  background: var(--brand-teal);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1.8s var(--ease-signature);
}
.sv-flow.is-active .sv-flow__rail-fill { transform: scaleX(1); }

.sv-flow__step {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--ease-signature), transform 0.7s var(--ease-signature);
}
.sv-flow__step.is-shown { opacity: 1; transform: none; }

.sv-flow__node { position: relative; width: 96px; height: 96px; }
.sv-flow__node-img {
  display: block; width: 100%; height: 100%;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--brand-teal);
  background: #111;
}
.sv-flow__node-img img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
  filter: grayscale(0.35);
  transition: filter 0.5s var(--ease-signature), transform 0.6s var(--ease-signature);
}
.sv-flow__step:hover .sv-flow__node-img img { filter: grayscale(0); transform: scale(1.06); }
.sv-flow__badge {
  position: absolute; right: -6px; bottom: -6px;
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--brand-teal); color: var(--color-dark);
  display: grid; place-items: center;
  font-family: var(--font--ui); font-size: 12px; font-weight: 600; letter-spacing: 0.5px;
  border: 3px solid var(--color-dark);
}
.sv-flow__phase {
  font-family: var(--font--ui);
  font-size: 11px; letter-spacing: 2px; text-transform: uppercase;
  color: var(--brand-teal);
  margin-top: var(--space-24);
}
.sv-flow__title {
  font-family: var(--font--heading);
  font-weight: var(--font-weight--light);
  text-transform: uppercase;
  font-size: clamp(19px, 1.9vw, 25px);
  line-height: 1.05;
  letter-spacing: -0.5px;
  margin: var(--space-12) 0 var(--space-12);
}
.sv-flow__text {
  font-family: var(--font--body);
  font-size: 14px;
  line-height: 1.55;
  color: var(--light-64);
  margin: 0;
  max-width: 32ch;
}

@media (prefers-reduced-motion: reduce) {
  .sv-flow__step { opacity: 1; transform: none; transition: none; }
  .sv-flow__rail-fill { transition: none; transform: scaleX(1); }
}
html.no-js .sv-flow__step { opacity: 1; transform: none; }
html.no-js .sv-flow__rail-fill { transform: scaleX(1); }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 900px) {
  .sv-caps__layout { grid-template-columns: 1fr; gap: var(--space-48); }
  .sv-caps__aside-inner { position: static; }
  .sv-caps__cta { margin-top: var(--space-32); }
  /* En mobile: sin sticky, tarjetas simplemente una debajo de otra */
  .sv-acc { position: static; }
  .sv-acc:nth-child(1), .sv-acc:nth-child(2),
  .sv-acc:nth-child(3), .sv-acc:nth-child(4) { top: auto; }
  .sv-caps__list::after { display: none; }
  .sv-value__head { grid-template-columns: 1fr; gap: var(--space-40); }
  .sv-value__orbit { justify-self: start; }
  .sv-value__grid { grid-template-columns: repeat(2, 1fr); }
  .sv-value__item { min-height: 210px; }

  /* Workflow → timeline vertical */
  .sv-flow { grid-template-columns: 1fr; gap: var(--space-40); }
  .sv-flow__rail { display: none; }
  .sv-flow__step {
    flex-direction: row;
    align-items: flex-start;
    text-align: left;
    gap: var(--space-24);
  }
  .sv-flow__node { flex: 0 0 auto; }
  .sv-flow__phase { margin-top: 0; }
  .sv-flow__text { max-width: none; }
  /* Conector vertical entre nodos */
  .sv-flow__step:not(:last-child)::before {
    content: "";
    position: absolute;
    left: 47px; top: 104px;
    bottom: calc(-1 * var(--space-40));
    width: 2px;
    background: var(--light-16);
  }
}
@media (max-width: 560px) {
  .sv-acc__head { gap: var(--space-16); }
  .sv-value__grid { grid-template-columns: 1fr; }
}