/* =============================================================================
   OPTICA7 — "LA MIRADA"
   Landing editorial premium · Design System + Estilos
   Autor: Dirección creativa (agencia)
   Arquitectura: Vanilla CSS moderno · sin frameworks · escalable
   -----------------------------------------------------------------------------
   ÍNDICE
   01. Design tokens (variables)
   02. Reset & base
   03. Tipografía & utilidades
   04. Layout primitives (container, section)
   05. Botones / CTA
   06. Navegación (glass)
   07. Hero editorial
   08. Statement / marquee
   09. Modelos destacados
   10. Beneficios
   11. Cómo funciona
   12. Antes / Después
   13. Testimonios
   14. Instagram
   15. CTA final
   16. Footer
   17. WhatsApp flotante
   18. Motion / reveal / reduced-motion
   19. Responsive
============================================================================= */

/* ============================ 01. DESIGN TOKENS ============================ */
:root {
  /* — Paleta: blancos, negros, grises, azul muy sutil — */
  --c-ink:        #0b0c0f;   /* negro editorial (texto/fondo dark) */
  --c-ink-soft:   #16181d;
  --c-graphite:   #2a2d34;
  --c-slate:      #6b7280;   /* gris texto secundario */
  --c-mist:       #9aa1ac;
  --c-line:       #e7e8ec;   /* líneas hairline */
  --c-cloud:      #f4f5f7;   /* gris fondo suave */
  --c-paper:      #fbfbfd;   /* blanco base */
  --c-white:      #ffffff;
  --c-azure:      #2f6bff;   /* azul sutil de acento */
  --c-azure-soft: #e8eefc;

  /* — Glassmorphism ligero — */
  --glass-bg:     rgba(255, 255, 255, 0.62);
  --glass-bg-dk:  rgba(18, 20, 24, 0.55);
  --glass-brd:    rgba(255, 255, 255, 0.55);
  --glass-blur:   18px;

  /* — Tipografía — */
  --font-display: "Fraunces", "Times New Roman", Georgia, serif;      /* editorial */
  --font-sans:    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --fs-hero:      clamp(2.75rem, 8.5vw, 8rem);
  --fs-display:   clamp(2.25rem, 5.5vw, 4.75rem);
  --fs-h2:        clamp(1.75rem, 3.6vw, 3rem);
  --fs-h3:        clamp(1.25rem, 2vw, 1.6rem);
  --fs-lead:      clamp(1.05rem, 1.6vw, 1.35rem);
  --fs-body:      1rem;
  --fs-small:     0.8125rem;
  --fs-eyebrow:   0.72rem;

  /* — Espaciado (escala) — */
  --sp-1: 0.5rem;  --sp-2: 1rem;   --sp-3: 1.5rem;  --sp-4: 2rem;
  --sp-5: 3rem;    --sp-6: 4.5rem;  --sp-7: 7rem;    --sp-8: 10rem;

  /* — Radios — */
  --r-sm: 10px;  --r-md: 18px;  --r-lg: 28px;  --r-xl: 40px;  --r-pill: 999px;

  /* — Sombras extremadamente suaves — */
  --sh-1: 0 1px 2px rgba(11, 12, 15, 0.04);
  --sh-2: 0 10px 30px -12px rgba(11, 12, 15, 0.12);
  --sh-3: 0 30px 80px -30px rgba(11, 12, 15, 0.22);
  --sh-glow: 0 20px 60px -20px rgba(47, 107, 255, 0.28);

  /* — Motion — */
  --ease-out:   cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft:  cubic-bezier(0.4, 0, 0.2, 1);
  --dur-1: 0.25s;  --dur-2: 0.6s;  --dur-3: 1.1s;

  /* — Layout — */
  --container: 1240px;
  --gutter: clamp(1.25rem, 5vw, 4rem);
}

/* ============================ 02. RESET & BASE ============================ */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scrollbar-gutter: stable;
}

body {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--c-ink);
  background: var(--c-paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, picture, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
ul { list-style: none; }

::selection { background: var(--c-ink); color: var(--c-white); }

/* Skip link (accesibilidad) */
.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 200;
  background: var(--c-ink); color: #fff; padding: 0.75rem 1.25rem; border-radius: 0 0 var(--r-sm) 0;
}
.skip-link:focus { left: 0; }

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

/* ======================= 03. TIPOGRAFÍA & UTILIDADES ====================== */
.display { font-family: var(--font-display); font-weight: 340; line-height: 1.02; letter-spacing: -0.02em; }
.serif   { font-family: var(--font-display); }
.italic  { font-style: italic; }

.eyebrow {
  font-size: var(--fs-eyebrow);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--c-slate);
  display: inline-flex; align-items: center; gap: 0.6rem;
}
.eyebrow::before {
  content: ""; width: 26px; height: 1px; background: currentColor; opacity: 0.5;
}

.lead { font-size: var(--fs-lead); color: var(--c-slate); line-height: 1.55; }
.muted { color: var(--c-slate); }
.center { text-align: center; }
.mx-auto { margin-inline: auto; }
.maxw-60 { max-width: 60ch; }
.maxw-42 { max-width: 42ch; }

/* ===================== 04. LAYOUT PRIMITIVES ============================= */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  position: relative;
  padding-block: clamp(4.5rem, 11vw, 9rem);
}
.section--tight { padding-block: clamp(3rem, 7vw, 5rem); }
.section--dark {
  background: var(--c-ink);
  color: var(--c-cloud);
}
.section--dark .muted, .section--dark .lead { color: var(--c-mist); }
.section--dark .eyebrow { color: var(--c-mist); }

.section-head { max-width: 62ch; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-head.center { margin-inline: auto; }
.section-title { font-size: var(--fs-h2); margin-top: 1rem; }

/* Hairline divider */
.hairline { height: 1px; background: var(--c-line); border: 0; }
.section--dark .hairline { background: rgba(255,255,255,0.08); }

/* ============================ 05. BOTONES / CTA ========================== */
.btn {
  --btn-bg: var(--c-ink);
  --btn-fg: var(--c-white);
  position: relative;
  display: inline-flex; align-items: center; gap: 0.7rem;
  padding: 0.95rem 1.6rem;
  background: var(--btn-bg);
  color: var(--btn-fg);
  border-radius: var(--r-pill);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  line-height: 1;
  transition: transform var(--dur-1) var(--ease-out),
              box-shadow var(--dur-1) var(--ease-out),
              background var(--dur-1) var(--ease-soft);
  will-change: transform;
  overflow: hidden;
}
.btn svg { width: 19px; height: 19px; }
.btn:hover { transform: translateY(-2px); box-shadow: var(--sh-3); }
.btn:active { transform: translateY(0); }

/* Brillo de vidrio que cruza el botón */
.btn::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(115deg, transparent 20%, rgba(255,255,255,0.35) 50%, transparent 80%);
  transform: translateX(-120%);
  transition: transform 0.9s var(--ease-out);
}
.btn:hover::after { transform: translateX(120%); }

.btn--wa { --btn-bg: #16181d; }
.btn--ghost {
  --btn-bg: transparent; --btn-fg: var(--c-ink);
  border: 1px solid var(--c-line);
}
.btn--ghost:hover { background: var(--c-cloud); box-shadow: var(--sh-2); }
.btn--light { --btn-bg: var(--c-white); --btn-fg: var(--c-ink); }
.btn--lg { padding: 1.15rem 2rem; font-size: 1.02rem; }

/* Micro-etiqueta bajo un CTA */
.cta-note { font-size: var(--fs-small); color: var(--c-mist); margin-top: 0.85rem; }

/* ============================ 06. NAVEGACIÓN ============================= */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.9rem var(--gutter);
  transition: background var(--dur-2) var(--ease-soft),
              backdrop-filter var(--dur-2), box-shadow var(--dur-2), padding var(--dur-2);
}
.nav.is-scrolled {
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(1.3);
  backdrop-filter: blur(var(--glass-blur)) saturate(1.3);
  border-bottom: 1px solid rgba(255,255,255,0.5);
  box-shadow: var(--sh-1);
  padding-block: 0.7rem;
}
.brand {
  font-family: var(--font-display);
  font-size: 1.35rem; font-weight: 500; letter-spacing: -0.01em;
  display: inline-flex; align-items: baseline; gap: 0.12rem;
}
.brand b { font-weight: 600; }
.brand .dot { color: var(--c-azure); }
.nav__links { display: none; gap: 2rem; }
.nav__links a { font-size: 0.9rem; color: var(--c-slate); transition: color var(--dur-1); }
.nav__links a:hover { color: var(--c-ink); }
.nav__cta .btn { padding: 0.72rem 1.3rem; }

@media (min-width: 900px) { .nav__links { display: flex; } }

/* ============================ 07. HERO ================================== */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  overflow: hidden;
  background: var(--c-ink);
  color: var(--c-white);
  isolation: isolate;
}
/* Gradiente animado de fondo (respira) */
.hero__aura {
  position: absolute; inset: -20%; z-index: -3;
  background:
    radial-gradient(40% 55% at 25% 30%, rgba(47,107,255,0.22), transparent 60%),
    radial-gradient(45% 50% at 80% 20%, rgba(120,140,180,0.18), transparent 60%),
    radial-gradient(60% 60% at 60% 90%, rgba(60,70,90,0.35), transparent 65%);
  filter: blur(20px);
  animation: aura 18s var(--ease-soft) infinite alternate;
}
@keyframes aura {
  0%   { transform: translate3d(0,0,0) scale(1); }
  100% { transform: translate3d(2%, -2%, 0) scale(1.08); }
}

.hero__media {
  position: absolute; inset: 0; z-index: -2;
  will-change: transform;
}
.hero__media img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: 50% 22%;
  /* arranca suave/desenfocado → gana foco (metáfora "ponerse los lentes") */
  filter: saturate(1.02) contrast(1.02);
}
/* Velo para legibilidad del texto */
.hero__scrim {
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(180deg, rgba(11,12,15,0.35) 0%, transparent 30%, transparent 45%, rgba(11,12,15,0.85) 100%),
    linear-gradient(90deg, rgba(11,12,15,0.5) 0%, transparent 55%);
}

.hero__inner {
  width: 100%; max-width: var(--container);
  margin-inline: auto; padding: 0 var(--gutter) clamp(3rem, 8vh, 6rem);
  position: relative;
}
.hero__eyebrow { color: rgba(255,255,255,0.75); margin-bottom: 1.4rem; }
.hero__eyebrow::before { background: rgba(255,255,255,0.6); }

.hero__title {
  font-family: var(--font-display);
  font-weight: 320;
  font-size: var(--fs-hero);
  line-height: 0.98;
  letter-spacing: -0.025em;
  max-width: 16ch;
  text-wrap: balance;
}
.hero__title em { font-style: italic; color: #cfe0ff; }
.hero__sub {
  margin-top: 1.6rem;
  font-size: var(--fs-lead);
  color: rgba(255,255,255,0.82);
  max-width: 46ch;
}
.hero__actions { margin-top: 2.2rem; display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }

/* Scroll hint */
.hero__hint {
  position: absolute; left: 50%; bottom: 1.4rem; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
  font-size: 0.68rem; letter-spacing: 0.28em; text-transform: uppercase;
  color: rgba(255,255,255,0.6);
}
.hero__hint span { width: 1px; height: 42px; background: linear-gradient(rgba(255,255,255,0.7), transparent); animation: hintPulse 2.2s var(--ease-soft) infinite; transform-origin: top; }
@keyframes hintPulse { 0%,100%{ transform: scaleY(0.4); opacity: 0.4;} 50%{ transform: scaleY(1); opacity: 1;} }

/* Tarjeta glass flotante sobre el hero (dato/credibilidad) */
.hero__chip {
  position: absolute; right: var(--gutter); bottom: clamp(3rem, 8vh, 6rem);
  display: none;
  padding: 0.9rem 1.15rem; border-radius: var(--r-md);
  background: var(--glass-bg-dk);
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.14);
  color: #fff; font-size: 0.85rem; line-height: 1.4;
  will-change: transform;
}
.hero__chip b { display:block; font-family: var(--font-display); font-size: 1.5rem; font-weight: 500; }
@media (min-width: 720px) { .hero__chip { display: block; } }

/* ======================= 08. STATEMENT / MARQUEE ======================== */
.statement { text-align: center; }
.statement__text {
  font-family: var(--font-display);
  font-weight: 330;
  font-size: var(--fs-display);
  line-height: 1.08;
  letter-spacing: -0.02em;
  max-width: 22ch; margin-inline: auto;
  text-wrap: balance;
}
.statement__text em { font-style: italic; color: var(--c-azure); }

.marquee {
  overflow: hidden; border-block: 1px solid var(--c-line);
  padding-block: 1.3rem; margin-top: clamp(2.5rem, 6vw, 4rem);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent);
}
.marquee__track {
  display: inline-flex; gap: 3rem; white-space: nowrap;
  will-change: transform; animation: marquee 32s linear infinite;
}
.marquee__track span {
  font-family: var(--font-display); font-size: clamp(1.2rem, 2.4vw, 1.9rem);
  color: var(--c-graphite); display: inline-flex; align-items: center; gap: 3rem;
}
.marquee__track span::after { content: "✦"; color: var(--c-azure); font-size: 0.7em; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ======================= 09. MODELOS DESTACADOS ========================= */
.models__grid {
  display: grid; gap: clamp(1.2rem, 2.5vw, 2rem);
  grid-template-columns: repeat(1, 1fr);
}
@media (min-width: 620px) { .models__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .models__grid { grid-template-columns: repeat(3, 1fr); } }

.model {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--c-cloud);
  transition: transform var(--dur-2) var(--ease-out), box-shadow var(--dur-2) var(--ease-out);
  will-change: transform;
}
.model:hover { transform: translateY(-6px); box-shadow: var(--sh-3); }
.model__media {
  position: relative; aspect-ratio: 4/5; overflow: hidden;
  background: linear-gradient(150deg, #dfe3ea, #f4f5f7 45%, #e7ebf3);
}
.model__media img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--dur-3) var(--ease-out), filter var(--dur-2);
}
.model:hover .model__media img { transform: scale(1.06); }
/* Placeholder editorial cuando no hay foto real */
.model__ph {
  position: absolute; inset: 0; display: grid; place-content: center; text-align: center; gap: 0.5rem;
  color: var(--c-mist);
}
.model__ph svg { width: 46px; height: 46px; margin-inline: auto; opacity: 0.5; }
.model__ph small { font-size: 0.7rem; letter-spacing: 0.18em; text-transform: uppercase; }
.model__body {
  position: absolute; inset: auto 0 0 0;
  display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem;
  padding: 1.4rem;
  background: linear-gradient(180deg, transparent, rgba(11,12,15,0.72));
  color: #fff;
}
.model__name { font-family: var(--font-display); font-size: 1.5rem; font-weight: 500; line-height: 1; }
.model__style { font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(255,255,255,0.72); margin-top: 0.35rem; }
.model__cta {
  flex: 0 0 auto;
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.6rem 1rem; border-radius: var(--r-pill);
  background: rgba(255,255,255,0.16);
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.3);
  font-size: 0.82rem; font-weight: 600; color: #fff;
  transition: background var(--dur-1);
}
.model__cta:hover { background: rgba(255,255,255,0.3); }

/* ============================ 10. BENEFICIOS ============================ */
.benefits__grid {
  display: grid; gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  overflow: hidden;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) { .benefits__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 980px) { .benefits__grid { grid-template-columns: repeat(3, 1fr); } }

.benefit {
  background: var(--c-paper);
  padding: clamp(1.6rem, 3vw, 2.4rem);
  transition: background var(--dur-2) var(--ease-soft);
}
.benefit:hover { background: var(--c-white); }
.benefit__ic {
  width: 54px; height: 54px; border-radius: 16px;
  display: grid; place-content: center;
  color: var(--c-azure);
  background: linear-gradient(155deg, #ffffff, var(--c-azure-soft));
  border: 1px solid rgba(47,107,255,0.14);
  box-shadow: 0 8px 18px -10px rgba(47,107,255,0.5),
              inset 0 1px 0 rgba(255,255,255,0.85);
  margin-bottom: 1.3rem;
  transition: transform var(--dur-2) var(--ease-out), box-shadow var(--dur-2) var(--ease-out);
  will-change: transform;
}
.benefit:hover .benefit__ic {
  transform: translateY(-3px) rotate(-4deg);
  box-shadow: var(--sh-glow);
}
.benefit__ic svg {
  width: 25px; height: 25px;
  stroke-linecap: round; stroke-linejoin: round;
}
.benefit h3 { font-size: var(--fs-h3); font-weight: 600; letter-spacing: -0.01em; }
.benefit p { color: var(--c-slate); margin-top: 0.5rem; font-size: 0.95rem; }

/* ============================ 11. CÓMO FUNCIONA ========================= */
.steps { display: grid; gap: clamp(1.5rem, 3vw, 2.4rem); grid-template-columns: 1fr; counter-reset: step; }
@media (min-width: 760px) { .steps { grid-template-columns: repeat(4, 1fr); } }

.step { position: relative; }
.step__n {
  font-family: var(--font-display); font-weight: 400;
  font-size: clamp(3rem, 6vw, 4.5rem); line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,0.4);
  margin-bottom: 0.8rem;
}
.section--dark .step h3 { color: #fff; font-size: var(--fs-h3); font-weight: 600; }
.step p { color: var(--c-mist); margin-top: 0.5rem; font-size: 0.95rem; }
/* Conector entre pasos (solo desktop) */
.step:not(:last-child)::after {
  content: ""; position: absolute; top: clamp(1.5rem, 3vw, 2.2rem); right: -1.2rem;
  width: 2.4rem; height: 1px; background: linear-gradient(90deg, rgba(255,255,255,0.4), transparent);
  display: none;
}
@media (min-width: 760px) { .step:not(:last-child)::after { display: block; } }

/* ============================ 12. ANTES / DESPUÉS ======================
   Focus-pull cinematográfico (sin lentes dibujados): al hacer scroll, TODA la
   foto pasa de borrosa/apagada (sin lentes) a nítida/vibrante (con Optica7),
   con un leve zoom que "asienta" el foco y un reflejo de luz al enfocar.
   Variable de control (la fija el JS): --focus (0→1). Encuadre: --z/--fx/--fy. */
.ba { position: relative; max-width: 980px; margin-inline: auto; }
.ba__frame {
  position: relative; aspect-ratio: 16/10; border-radius: var(--r-lg);
  overflow: hidden; box-shadow: var(--sh-3);
  background: #0c0e13; isolation: isolate; margin: 0;
  --z: 1.32;            /* zoom / encuadre del rostro */
  --fx: 52%;           /* centro horizontal (pivote del zoom) */
  --fy: 42%;           /* eje vertical (pivote del zoom) */
  --focus: 0;          /* 0 = borroso (antes) · 1 = nítido (después) */
}

/* Una sola imagen: el enfoque, color, brillo y zoom se derivan de --focus */
.ba__img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: 50% 18%;
  transform: scale(calc(var(--z) * (1 + (1 - var(--focus)) * 0.06)));
  transform-origin: var(--fx) var(--fy);
  filter:
    blur(calc((1 - var(--focus)) * 16px))
    saturate(calc(0.55 + var(--focus) * 0.55))
    brightness(calc(0.82 + var(--focus) * 0.18))
    contrast(calc(0.98 + var(--focus) * 0.08));
  will-change: filter, transform;
}

/* Viñeta editorial + leve oscurecido que se abre al enfocar */
.ba__frame::after {
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  border-radius: inherit;
  box-shadow: inset 0 0 130px rgba(0,0,0,calc(0.55 - var(--focus) * 0.2));
}

/* Reflejo de luz que cruza una vez al entrar en foco */
.ba__glare {
  position: absolute; inset: 0; z-index: 2; pointer-events: none; opacity: 0;
  background: linear-gradient(115deg, transparent 36%, rgba(255,255,255,0.26) 50%, transparent 64%);
  transform: translateX(-65%);
}
.ba__frame.is-active .ba__glare { animation: baGlare 1.15s var(--ease-out) 0.05s 1; }
@keyframes baGlare {
  0% { opacity: 0; transform: translateX(-65%); }
  28% { opacity: 1; }
  100% { opacity: 0; transform: translateX(65%); }
}

/* Etiquetas: el énfasis pasa de "Antes" a "Después" al enfocar */
.ba__tag {
  position: absolute; top: 1rem; z-index: 3;
  padding: 0.42rem 0.85rem; border-radius: var(--r-pill);
  font-size: 0.68rem; letter-spacing: 0.2em; text-transform: uppercase; font-weight: 600;
  background: var(--glass-bg-dk); color: #fff;
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.25);
  transition: opacity var(--dur-2) var(--ease-soft);
}
.ba__tag--before { left: 1rem; }
.ba__tag--after  { right: 1rem; color: #cfe0ff; opacity: 0.4; }
.ba__frame.is-active .ba__tag--before { opacity: 0.4; }
.ba__frame.is-active .ba__tag--after  { opacity: 1; }

/* Hint inferior */
.ba__hint {
  position: absolute; z-index: 3; bottom: 1rem; left: 50%; transform: translateX(-50%);
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.5rem 1rem; border-radius: var(--r-pill);
  font-size: 0.66rem; letter-spacing: 0.22em; text-transform: uppercase; font-weight: 600;
  background: var(--glass-bg-dk); color: #fff;
  -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.22);
  transition: opacity var(--dur-2), transform var(--dur-2);
}
.ba__hint svg { width: 14px; height: 14px; animation: hintDown 1.8s var(--ease-soft) infinite; }
@keyframes hintDown { 0%,100%{ transform: translateY(-1px); opacity:.6; } 50%{ transform: translateY(3px); opacity:1; } }
.ba__frame.is-active .ba__hint { opacity: 0; transform: translate(-50%, 8px); }

/* ============================ 13. TESTIMONIOS ========================== */
.quotes { display: grid; gap: clamp(1.2rem, 2.5vw, 2rem); grid-template-columns: 1fr; }
@media (min-width: 760px) { .quotes { grid-template-columns: repeat(3, 1fr); } }
.quote {
  position: relative; padding: clamp(1.6rem, 3vw, 2.2rem);
  border: 1px solid var(--c-line); border-radius: var(--r-lg);
  background: var(--c-white); box-shadow: var(--sh-1);
}
.quote__mark { font-family: var(--font-display); font-size: 3.5rem; line-height: 0.4; color: var(--c-azure-soft); }
.quote p { font-size: 1.05rem; color: var(--c-ink); margin: 0.4rem 0 1.4rem; }
.quote__by { display: flex; align-items: center; gap: 0.8rem; }
.quote__ava {
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, var(--c-cloud), var(--c-azure-soft));
  display: grid; place-content: center; color: var(--c-slate); font-weight: 600; font-size: 0.85rem;
}
.quote__meta strong { display: block; font-size: 0.9rem; }
.quote__meta span { font-size: 0.78rem; color: var(--c-mist); }
/* Badge honesto de placeholder */
.ph-badge {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.64rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--c-azure); background: var(--c-azure-soft);
  padding: 0.25rem 0.6rem; border-radius: var(--r-pill); margin-bottom: 1rem;
}

/* ============================ 14. INSTAGRAM ============================ */
.ig__head { display: flex; align-items: flex-end; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
.ig__grid {
  display: grid; gap: clamp(0.5rem, 1.2vw, 0.9rem);
  grid-template-columns: repeat(2, 1fr); margin-top: clamp(2rem, 4vw, 3rem);
}
@media (min-width: 720px) { .ig__grid { grid-template-columns: repeat(4, 1fr); } }
.ig__cell {
  position: relative; aspect-ratio: 1; border-radius: var(--r-md); overflow: hidden;
  background: linear-gradient(150deg, #e7ebf3, #f4f5f7, #eceff5);
  display: grid; place-content: center; color: var(--c-mist);
  transition: transform var(--dur-2) var(--ease-out);
}
.ig__cell:hover { transform: scale(1.02); }
.ig__cell img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.ig__cell::after {
  content: ""; position: absolute; inset: 0;
  background: rgba(11,12,15,0); transition: background var(--dur-1);
}
.ig__cell:hover::after { background: rgba(11,12,15,0.12); }
.ig__cell svg { width: 30px; height: 30px; opacity: 0.5; }

/* ===================== 14b. TRY-ON VIRTUAL (Auglio) ====================
   Estilos listos para cuando se active la sección #tryon. Inertes mientras
   el HTML esté comentado. El probador se monta en #auglio-tryon. */
.tryon__grid {
  display: grid; gap: clamp(2rem, 5vw, 4rem); align-items: center;
  grid-template-columns: 1fr;
}
@media (min-width: 900px) { .tryon__grid { grid-template-columns: 1fr 1.05fr; } }

.tryon__copy .section-title { margin-top: 1rem; }
.tryon__list { margin: 1.6rem 0 2rem; display: grid; gap: 0.85rem; }
.tryon__list li {
  display: flex; align-items: flex-start; gap: 0.7rem;
  color: var(--c-slate); font-size: 1rem;
}
.tryon__list svg { flex: 0 0 auto; width: 20px; height: 20px; color: var(--c-azure); margin-top: 2px; }

/* Escenario del probador (mount point) */
.tryon__stage { position: relative; }
.tryon__mount {
  position: relative; aspect-ratio: 4/5; border-radius: var(--r-lg);
  overflow: hidden; box-shadow: var(--sh-3);
  background:
    radial-gradient(60% 50% at 50% 0%, rgba(47,107,255,0.10), transparent 70%),
    linear-gradient(160deg, #eef1f6, #e3e8f1 55%, #eaeef5);
  border: 1px solid var(--c-line);
  display: grid; place-content: center;
}
/* Placeholder mientras no está cargado el script de Auglio */
.tryon__ph {
  text-align: center; display: grid; gap: 0.6rem; place-items: center;
  color: var(--c-slate); padding: 2rem;
}
.tryon__ph .tryon__ic {
  width: 74px; height: 74px; border-radius: 50%;
  display: grid; place-content: center; margin-bottom: 0.4rem;
  background: var(--glass-bg); border: 1px solid rgba(255,255,255,0.7);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  color: var(--c-azure); box-shadow: var(--sh-2);
}
.tryon__ph .tryon__ic svg { width: 34px; height: 34px; }
.tryon__ph strong { font-family: var(--font-display); font-size: 1.5rem; font-weight: 500; color: var(--c-ink); }
.tryon__ph small { font-size: 0.82rem; letter-spacing: 0.02em; max-width: 26ch; }
.tryon__badge {
  position: absolute; top: 1rem; left: 1rem; z-index: 2;
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.64rem; letter-spacing: 0.16em; text-transform: uppercase; font-weight: 600;
  color: var(--c-azure); background: var(--c-azure-soft);
  padding: 0.3rem 0.7rem; border-radius: var(--r-pill);
}

/* ============================ 15. CTA FINAL =========================== */
.finalcta { text-align: center; position: relative; overflow: hidden; }
.finalcta .hero__aura { animation-duration: 24s; opacity: 0.9; }
.finalcta__title {
  font-family: var(--font-display); font-weight: 320;
  font-size: var(--fs-display); line-height: 1.02; letter-spacing: -0.02em;
  max-width: 20ch; margin-inline: auto; text-wrap: balance;
}
.finalcta__title em { font-style: italic; color: #cfe0ff; }
.finalcta p { margin: 1.4rem auto 0; max-width: 48ch; }
.finalcta .btn { margin-top: 2.2rem; }

/* ============================ 16. FOOTER ============================== */
.footer { background: var(--c-ink); color: var(--c-mist); padding-block: clamp(3rem, 6vw, 4.5rem); }
.footer__top { display: grid; gap: 2.5rem; grid-template-columns: 1fr; }
@media (min-width: 760px) { .footer__top { grid-template-columns: 1.4fr 1fr 1fr; } }
.footer .brand { color: #fff; font-size: 1.6rem; }
.footer__tag { margin-top: 1rem; max-width: 32ch; }
.footer h4 { color: #fff; font-size: 0.8rem; letter-spacing: 0.18em; text-transform: uppercase; margin-bottom: 1rem; }
.footer a { color: var(--c-mist); transition: color var(--dur-1); display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.25rem 0; }
.footer a:hover { color: #fff; }
.footer__bottom {
  margin-top: 3rem; padding-top: 1.6rem; border-top: 1px solid rgba(255,255,255,0.08);
  display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between;
  font-size: 0.8rem; color: var(--c-slate);
}

/* ======================= 17. WHATSAPP FLOTANTE ======================== */
.wa-fab {
  position: fixed; right: clamp(1rem, 3vw, 1.6rem); bottom: clamp(1rem, 3vw, 1.6rem);
  z-index: 90;
  display: inline-flex; align-items: center; gap: 0.6rem;
  padding: 0.85rem 1.2rem 0.85rem 0.9rem;
  background: var(--c-ink); color: #fff; border-radius: var(--r-pill);
  box-shadow: var(--sh-3);
  transform: translateY(120%); opacity: 0;
  transition: transform var(--dur-2) var(--ease-out), opacity var(--dur-2), box-shadow var(--dur-1);
  font-weight: 600; font-size: 0.9rem;
}
.wa-fab.is-visible { transform: translateY(0); opacity: 1; }
.wa-fab:hover { box-shadow: var(--sh-glow); }
.wa-fab svg { width: 22px; height: 22px; }
.wa-fab .pulse {
  position: relative; display: grid; place-content: center;
  width: 30px; height: 30px; border-radius: 50%; background: #25D366;
}
.wa-fab .pulse::before {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  background: #25D366; animation: pulse 2.4s var(--ease-soft) infinite;
}
@keyframes pulse { 0%{ transform: scale(1); opacity: 0.6;} 70%,100%{ transform: scale(2.1); opacity: 0;} }
@media (max-width: 480px) { .wa-fab span.label { display: none; } }

/* ======================= 18. MOTION / REVEAL ========================= */
[data-reveal] {
  opacity: 0; transform: translateY(26px);
  transition: opacity var(--dur-3) var(--ease-out), transform var(--dur-3) var(--ease-out);
  transition-delay: var(--reveal-delay, 0s);
}
[data-reveal].is-in { opacity: 1; transform: none; }
[data-reveal="blur"] { filter: blur(12px); }
[data-reveal="blur"].is-in { filter: blur(0); }
[data-reveal="scale"] { transform: scale(0.94); }
[data-reveal="scale"].is-in { transform: none; }

/* Respeta usuarios que reducen movimiento */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important; animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important; scroll-behavior: auto !important;
  }
  [data-reveal] { opacity: 1; transform: none; filter: none; }
  .hero__media { transform: none !important; }
}

/* ============================ 19. RESPONSIVE =========================== */
@media (max-width: 520px) {
  .hero { align-items: end; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .nav__cta .btn span.label { display: none; }
}