/* ==========================================================================
   sotowismify · 30-proof (v1) — «Medido, no prometido.»
   Cinta de credenciales (dirección + skew según el scroll) · cabecera · CAJA DEL CASO, cajas dentro de cajas:
   punto de partida → 4 cifras (odómetro + medidor de puntos) → 3 secundarias → fuente · CTA · «Así lo medimos».
   Todo prefijado con .s-proof; el contenido del modal (clonado fuera de la sección) con .s-proof-how.
   Cristal sin backdrop-filter (receta .glass/.box + .corner-glass). Hovers que mueven: translate/scale CSS
   solo en elementos que GSAP no transforma (o con !important, como .card-h de base.css).
   ========================================================================== */
.s-proof { --pf-r: 26px; --pf-pad: 12px; --pf-ri: 14px; }

/* ---------- Cinta ---------- */
.s-proof .pf-mq { display: grid; gap: 8px; margin-bottom: clamp(72px, 9vw, 128px); }
.s-proof .pf-mq-label {
  display: flex; align-items: center; justify-content: center; gap: 18px;
  width: min(100% - 2 * var(--gutter), var(--maxw)); margin: 0 auto 10px; text-align: center; color: var(--fg-3);
}
.s-proof .pf-mq-label::before, .s-proof .pf-mq-label::after {
  content: ''; flex: 1 1 0; min-width: 24px; height: 1px; background: linear-gradient(90deg, transparent, var(--line-2));
}
.s-proof .pf-mq-label::after { background: linear-gradient(90deg, var(--line-2), transparent); }
.s-proof .pf-mq-label span { flex: 0 1 auto; }
.s-proof .pf-row {
  overflow: hidden; padding: 4px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 11%, #000 89%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 11%, #000 89%, transparent);
}
/* margin-right (no gap) en cada chip: las dos mitades miden exactamente lo mismo y el bucle xPercent -50 no salta */
.s-proof .pf-track { display: flex; width: max-content; will-change: transform; }
.s-proof .pf-track > li {
  display: inline-flex; align-items: center; gap: 12px; flex: none; margin-right: 12px;
  height: 50px; padding: 0 22px 0 18px; border-radius: var(--pill);
  border: 1px solid var(--line);
  background: linear-gradient(165deg, #ffffff, #fbfaf7 55%, #f4f2ee);
  box-shadow: 0 1px 3px rgba(60, 50, 35, 0.06), inset 0 1px 0 rgba(255, 255, 255, 0.9);   /* sombra corta: .pf-row recorta (overflow) con 4 px de aire */
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-2);
  white-space: nowrap;
  transition: color 0.3s ease, border-color 0.3s ease, background 0.3s ease, box-shadow 0.3s ease, translate 0.45s var(--ease);
}
/* logos blancos (assets/img/logos/) → tinta con brightness(0): monocromo sobre el chip claro */
.s-proof .pf-track > li img, .s-proof .pf-eu { width: 16px; height: 16px; flex: none; opacity: 0.8; transition: opacity 0.3s ease; }
.s-proof .pf-track > li img { filter: brightness(0); }
.s-proof .pf-eu { color: var(--fg); }
.s-proof .pf-mono {
  display: grid; place-items: center; width: 17px; height: 17px; flex: none; border-radius: 5px;
  background: var(--inv-bg); color: var(--inv-fg); font-family: var(--font); font-size: 10.5px; font-weight: 900; letter-spacing: 0; opacity: 0.84;
}
@media (hover: hover) {
  .s-proof .pf-track > li:hover {
    color: var(--fg); border-color: var(--line-3); translate: 0 -2px;
    background: linear-gradient(165deg, #ffffff, #ffffff 55%, #f7f5f1);
    box-shadow: 0 3px 8px rgba(60, 50, 35, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.95);
  }
  .s-proof .pf-track > li:hover img, .s-proof .pf-track > li:hover .pf-eu, .s-proof .pf-track > li:hover .pf-mono { opacity: 1; }
}

/* ---------- Cabecera ---------- */
.s-proof .pf-head { grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); align-items: end; column-gap: clamp(28px, 5vw, 88px); }
.s-proof .pf-head-main { display: grid; gap: 18px; justify-items: start; }
.s-proof .pf-head .pf-lead { justify-self: end; max-width: 44ch; margin: 0 0 0.35em; }

/* ---------- Caja del caso (protagonista) ---------- */
.s-proof .pf-case { display: grid; gap: var(--pf-pad); padding: var(--pf-pad); border-radius: var(--pf-r); }
/* Borde que se ilumina donde está el ratón (SW.spotlight fija --mx/--my): anillo enmascarado sobre el borde, no relleno */
.s-proof .pf-case.spot::after {
  inset: -1px; z-index: 2; padding: 1px;
  background: radial-gradient(440px circle at var(--mx) var(--my), rgba(20, 24, 31, 0.32), rgba(20, 24, 31, 0.06) 42%, transparent 70%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
}

/* Punto de partida */
.s-proof .pf-start {
  display: grid; grid-template-columns: minmax(170px, 0.3fr) minmax(0, 1fr) auto; align-items: center; gap: 12px 32px;
  padding: 24px 28px; border-radius: var(--pf-ri); overflow: hidden;
}
.s-proof .pf-start-label { display: inline-flex; align-items: center; gap: 12px; color: var(--fg-2); }
.s-proof .pf-start-label::before { content: ''; width: 8px; height: 8px; flex: none; border-radius: 50%; border: 1.5px solid currentColor; }
.s-proof .pf-start-txt { max-width: 62ch; font-size: clamp(15px, 1.3vw, 18.5px); line-height: 1.5; letter-spacing: -0.012em; color: var(--fg-1); text-wrap: pretty; }
.s-proof .pf-meta { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px; }
.s-proof .pf-meta .chip { height: 26px; font-size: 10px; color: var(--fg-3); white-space: nowrap; }

/* Las 4 cifras grandes */
.s-proof .pf-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--pf-pad); }
.s-proof .pf-stat { display: flex; flex-direction: column; min-height: 0; padding: 22px; border-radius: var(--pf-ri); overflow: hidden; }
.s-proof .pf-k { color: var(--fg-3); }
.s-proof .pf-num {
  display: flex; align-items: baseline; margin-top: 26px;
  font-size: clamp(52px, 5.4vw, 84px); font-weight: 800; letter-spacing: -0.055em; line-height: 1;
  color: var(--fg); white-space: nowrap;
}
.s-proof .pf-pre { align-self: flex-start; margin: 0.13em 0.02em 0 -0.03em; font-size: 0.5em; font-weight: 700; letter-spacing: 0; line-height: 1; color: var(--fg-2); }
.s-proof .pf-n { display: inline-flex; }
.s-proof .pf-unit { margin-left: 0.3em; font-size: 0.34em; font-weight: 600; letter-spacing: -0.01em; color: var(--fg-3); }

/* Odómetro (lo monta proof.js): cada rodillo mide 1em y recorta con clip-path (no con overflow, que rompería
   la línea base); el dígito fantasma da ancho y línea base y es el que se ve en reposo (nítido). Cifras
   proporcionales («110» sin huecos): los dígitos de la tira van centrados y pueden asomar un poco al rodar. */
.s-proof .pf-reels { display: inline-flex; }
.s-proof .pf-reel { position: relative; display: block; line-height: 1; clip-path: inset(0 -0.2em); }
.s-proof .pf-ghost { visibility: hidden; }
.s-proof .pf-strip { position: absolute; left: 0; top: 0; width: 100%; display: flex; flex-direction: column; }
.s-proof .pf-strip > span { display: block; height: 1em; text-align: center; }
.s-proof .pf-reel.is-rest .pf-ghost { visibility: visible; }
.s-proof .pf-reel.is-rest .pf-strip { visibility: hidden; }

/* Medidor: pista de puntos + línea que se llena (--p, que anima proof.js; en reposo = --v) + tirador */
.s-proof .pf-meter { --p: var(--v); position: relative; height: 10px; margin-top: 24px; }
.s-proof .pf-meter::before {
  content: ''; position: absolute; left: 0; right: 0; top: 50%; height: 4px; margin-top: -2px;
  background: radial-gradient(circle at center, rgba(20, 24, 31, 0.22) 0 1px, transparent 1.5px) 0 0 / 6px 4px space no-repeat;
}
.s-proof .pf-fill {
  position: absolute; left: 0; top: 50%; width: 100%; height: 2px; margin-top: -1px; border-radius: 2px;
  background: linear-gradient(90deg, rgba(20, 24, 31, 0.12), rgba(20, 24, 31, 0.9));
  transform-origin: 0 50%; transform: scaleX(var(--p));
}
.s-proof .pf-knob { position: absolute; inset: 0; transform: translateX(calc(var(--p) * 100%)); }
.s-proof .pf-knob::before {
  content: ''; position: absolute; left: -3.5px; top: 50%; width: 7px; height: 7px; margin-top: -3.5px; border-radius: 50%;
  background: var(--fg); box-shadow: 0 0 0 3px rgba(20, 24, 31, 0.08), 0 2px 8px rgba(60, 50, 35, 0.28);
  transition: box-shadow 0.4s ease;
}
.s-proof .pf-scale {
  display: flex; justify-content: space-between; gap: 12px; margin-top: 10px;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.06em; color: var(--fg-4);
}
.s-proof .pf-label { margin-top: auto; padding-top: 24px; font-size: 13.5px; line-height: 1.55; color: var(--fg-2); text-wrap: pretty; }
.s-proof .pf-note {
  margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line);
  font-family: var(--mono); font-size: 9.5px; line-height: 1.6; letter-spacing: 0.1em; text-transform: uppercase; color: var(--fg-3);
}
/* 4 y 2 columnas: subgrid → etiqueta, cifra, medidor, texto y nota quedan a la misma altura en cada fila de cajas
   (en 2 columnas, la segunda fila se separa con margin-top, que el subgrid suma a su primera pista) */
@media (min-width: 601px) {
  @supports (grid-template-rows: subgrid) {
    .s-proof .pf-stats { row-gap: 0; }
    .s-proof .pf-stat { display: grid; grid-row: span 6; grid-template-rows: subgrid; align-content: start; }
    .s-proof .pf-stat .pf-label { margin-top: 0; }
  }
}
@media (min-width: 601px) and (max-width: 1020px) {
  @supports (grid-template-rows: subgrid) {
    .s-proof .pf-stat:nth-child(n + 3) { margin-top: var(--pf-pad); }
  }
}
@media (hover: hover) {
  .s-proof .pf-stat:hover .pf-knob::before { box-shadow: 0 0 0 4px rgba(20, 24, 31, 0.12), 0 3px 12px rgba(60, 50, 35, 0.34); }
  .s-proof .pf-stat:hover .pf-k, .s-proof .pf-x:hover .pf-xunit { color: var(--fg-2); }
}

/* Las 3 secundarias */
.s-proof .pf-extra { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--pf-pad); }
.s-proof .pf-x { display: flex; flex-direction: column; padding: 22px; border-radius: var(--pf-ri); overflow: hidden; }
.s-proof .pf-xnum { font-size: clamp(26px, 3.1vw, 42px); font-weight: 800; letter-spacing: -0.045em; line-height: 1.02; color: var(--fg); font-variant-numeric: tabular-nums; }
.s-proof .pf-xunit { font-size: 0.5em; font-weight: 600; letter-spacing: -0.015em; color: var(--fg-3); transition: color 0.3s ease; }
.s-proof .pf-xtxt { margin-top: 12px; font-size: 13.5px; line-height: 1.55; color: var(--fg-2); text-wrap: pretty; }
.s-proof .pf-x .pf-xtxt { margin-bottom: 14px; }
.s-proof .pf-x .pf-note { margin-top: auto; }
.s-proof .pf-k, .s-proof .pf-xunit { transition: color 0.3s ease; }

/* Pie del caso: fuente siempre visible + «Así lo medimos» */
.s-proof .pf-foot { display: flex; align-items: center; justify-content: space-between; gap: 14px 32px; padding: 10px 4px 2px 16px; }
.s-proof .pf-src { display: flex; align-items: baseline; gap: 14px; max-width: 86ch; font-size: 12px; line-height: 1.6; color: var(--fg-3); }
.s-proof .pf-src .label { flex: none; color: var(--fg-2); }
.s-proof .pf-how-btn { flex: none; }
.s-proof .pf-plus { position: relative; width: 10px; height: 10px; flex: none; transition: rotate 0.55s var(--ease); }
.s-proof .pf-plus::before, .s-proof .pf-plus::after {
  content: ''; position: absolute; left: 0; right: 0; top: 50%; height: 1.5px; margin-top: -0.75px; border-radius: 2px; background: currentColor;
}
.s-proof .pf-plus::after { rotate: 90deg; }
.s-proof .pf-how-btn:focus-visible .pf-plus { rotate: 90deg; }
@media (hover: hover) { .s-proof .pf-how-btn:hover .pf-plus { rotate: 90deg; } }

/* ---------- CTA ---------- */
.s-proof .pf-cta { display: grid; justify-items: center; gap: 18px; text-align: center; }
.s-proof .pf-cta-line { display: block; width: 1px; height: clamp(44px, 6vw, 76px); background: linear-gradient(180deg, rgba(20, 24, 31, 0.03), rgba(20, 24, 31, 0.36)); }
.s-proof .pf-micro { max-width: 46ch; font-size: 12.5px; line-height: 1.55; color: var(--fg-3); }

/* ---------- «Así lo medimos» ----------
   .pf-how-src: con JS está oculto (se clona al modal); sin JS se ve en línea como un panel más. */
.s-proof .pf-how-src {
  position: relative; margin-top: clamp(48px, 6vw, 80px); padding: clamp(22px, 3vw, 34px);
  border: 1px solid var(--line); border-radius: var(--pf-r); background: var(--glass-bg); box-shadow: var(--glass-shadow);
}
/* firma de esquinas también en el panel en línea (el clon del modal ya va dentro de un .corner-glass) */
.s-proof .pf-how-src::before {
  content: ''; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background:
    radial-gradient(160px 100px at 0% 0%, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.4) 45%, transparent 75%),
    radial-gradient(160px 100px at 100% 100%, rgba(244, 240, 232, 0.7), rgba(244, 240, 232, 0.25) 45%, transparent 75%);
}
.s-proof .pf-how-src > * { position: relative; }
.sw-js .s-proof .pf-how-src { display: none; }
.sw-js .s-proof .pf-how-src.is-inline { display: block; }
.no-js .s-proof .pf-how-btn { display: none; }
.s-proof-how .pf-how-title { margin-top: 12px; font-size: clamp(26px, 3.2vw, 36px); font-weight: 800; letter-spacing: -0.04em; line-height: 1.04; color: var(--fg); }
.s-proof-how .pf-how-intro { max-width: 60ch; margin-top: 10px; font-size: 13px; line-height: 1.6; color: var(--fg-2); }
.s-proof-how .pf-how-list { display: grid; gap: 6px; margin: 18px 0 0; counter-reset: pfhow; }
.s-proof-how .pf-how-item { position: relative; display: grid; gap: 3px; padding: 12px 16px 13px 50px; border-radius: 13px; counter-increment: pfhow; }
.s-proof-how .pf-how-item::after {
  content: counter(pfhow, decimal-leading-zero); position: absolute; left: 17px; top: 14px;
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; color: var(--fg-3);
}
.s-proof-how dt { font-size: 13.5px; font-weight: 700; letter-spacing: -0.01em; color: var(--fg); }
.s-proof-how dd { margin: 0; font-size: 12.5px; line-height: 1.55; color: var(--fg-2); }
.s-proof-how .pf-how-end { margin-top: 16px; font-size: 12.5px; line-height: 1.55; color: var(--fg-3); }
.s-proof-how .pf-how-cta { margin-top: 18px; }

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
  .s-proof .pf-start { grid-template-columns: minmax(150px, 0.3fr) minmax(0, 1fr); }
  .s-proof .pf-meta { grid-column: 2; justify-content: flex-start; }
}
@media (max-width: 1020px) {
  .s-proof .pf-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .s-proof .pf-x { padding: 20px; }
}
@media (max-width: 900px) {
  .s-proof .pf-head { grid-template-columns: minmax(0, 1fr); }
  .s-proof .pf-head .pf-lead { justify-self: start; margin: 4px 0 0; }
}
@media (max-width: 760px) {
  .s-proof .pf-extra { grid-template-columns: minmax(0, 1fr); }
  .s-proof .pf-start { grid-template-columns: minmax(0, 1fr); padding: 20px; }
  .s-proof .pf-meta { grid-column: auto; }
  .s-proof .pf-foot { flex-direction: column; align-items: flex-start; padding: 8px 6px 6px; }
  .s-proof .pf-src { flex-direction: column; gap: 6px; }
}
@media (max-width: 600px) {
  .s-proof { --pf-r: 22px; --pf-pad: 8px; --pf-ri: 14px; }
  .s-proof .pf-mq-label::before, .s-proof .pf-mq-label::after { display: none; }
  .s-proof .pf-track > li { height: 42px; padding: 0 16px 0 14px; gap: 10px; margin-right: 10px; font-size: 10px; }
  /* cifra a la izquierda, texto a la derecha, medidor debajo: 4 filas compactas en vez de 4 tarjetas altas */
  .s-proof .pf-stats { grid-template-columns: minmax(0, 1fr); }
  .s-proof .pf-stat { display: grid; grid-template-columns: 7.3rem minmax(0, 1fr); column-gap: 16px; align-items: start; padding: 18px; }
  .s-proof .pf-k { grid-column: 1 / -1; }
  .s-proof .pf-num { grid-column: 1; grid-row: 2 / span 2; margin-top: 14px; font-size: 46px; }
  .s-proof .pf-label { grid-column: 2; grid-row: 2; margin-top: 14px; padding-top: 0; font-size: 13px; }
  .s-proof .pf-stat .pf-note { grid-column: 2; grid-row: 3; margin-top: 10px; padding-top: 10px; }
  .s-proof .pf-meter { grid-column: 1 / -1; grid-row: 4; margin-top: 18px; }
  .s-proof .pf-scale { grid-column: 1 / -1; grid-row: 5; }
  .s-proof .pf-x { padding: 18px; }
  .s-proof .pf-cta-btn { width: 100%; }
  .s-proof .pf-cta-btn .btn { width: 100%; }
}

/* ---------- Sin efectos (sin JS, fallo de core o reduced-motion): todo visible y quieto ---------- */
.no-js .s-proof .pf-row, .sw-nofx .s-proof .pf-row { overflow: visible; -webkit-mask-image: none; mask-image: none; padding: 0 var(--gutter); }
.no-js .s-proof .pf-track, .sw-nofx .s-proof .pf-track { width: auto; flex-wrap: wrap; justify-content: center; row-gap: 10px; transform: none !important; }
.sw-nofx .s-proof .pf-track > [aria-hidden='true'] { display: none; }
/* si la sección falla a medias: medidores con su valor y rodillos con el dígito final (nunca «00» ni vacíos) */
.sw-nofx .s-proof .pf-meter { --p: var(--v) !important; }
.sw-nofx .s-proof .pf-ghost { visibility: visible !important; }
.sw-nofx .s-proof .pf-strip { visibility: hidden !important; }
@media (prefers-reduced-motion: reduce) {
  .s-proof .pf-row { overflow: visible; -webkit-mask-image: none; mask-image: none; padding: 0 var(--gutter); }
  .s-proof .pf-track { width: auto; flex-wrap: wrap; justify-content: center; row-gap: 10px; }
  .s-proof .pf-track > li, .s-proof .pf-plus, .s-proof .pf-knob::before { transition: none; }
}

/* rangos como «(L-V, 9-18)» sin partir por el guion */
.s-proof .pf-nw { white-space: nowrap; }