/* ==========================================================================
   Escribana Thesa Picorel · estilos
   Paleta: carbón / marfil / cobre / cuero. Tipografías: Cormorant Garamond, Inter, Pinyon Script.
   Íconos: Phosphor (peso light) cargados desde CDN en el <head>.
   ========================================================================== */

/* 1. Tokens */
:root {
  --carbon: #141414;
  --carbon-suave: #1f1d1a;
  --marfil: #f5efe6;
  --marfil-profundo: #ece3d6;
  --cobre: #c48a55;
  --cuero: #a86b3c;
  --cobre-texto: #875429;
  --borde-campo: #8f7b5e;
  --texto: #1f1d1a;
  --texto-secundario: #6b6259;
  --texto-claro: #f5efe6;
  --linea: rgba(196, 138, 85, 0.4);
  --serif: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --script: "Pinyon Script", cursive;
  --radio: 4px;
  --ancho: 1120px;
  --barra-alto: 72px;
  --textura: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

/* 2. Reset mínimo */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: var(--barra-alto); }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  color: var(--texto);
  background: var(--marfil);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.1; margin: 0 0 .5em; }
h2 { font-size: clamp(2rem, 4vw, 2.9rem); }
h3 { font-size: 1.5rem; font-weight: 500; }
p { margin: 0 0 1em; }
a { color: inherit; }
i[class^="ph-"] { line-height: 1; vertical-align: -.12em; }
.contenedor { width: min(var(--ancho), 100% - 32px); margin-inline: auto; }
.saltar { position: absolute; left: -999px; top: 8px; background: var(--cobre); color: var(--carbon); padding: 8px 12px; z-index: 100; }
.saltar:focus { left: 8px; }
.sobretitulo { font-family: var(--sans); font-size: .8rem; letter-spacing: .18em; text-transform: uppercase; color: var(--cobre); margin-bottom: 1rem; }
.linea-cobre { border: 0; height: 1px; width: 72px; background: var(--cobre); margin: 1.5rem 0; }

/* Textura de grano (papel / cuero) sobre fondos oscuros */
.textura { position: relative; isolation: isolate; }
.textura::before { content: ""; position: absolute; inset: 0; background-image: var(--textura); opacity: .07; pointer-events: none; z-index: -1; mix-blend-mode: screen; }

/* Marco con costura, como el llavero de cuero */
.marco-costura { position: relative; }
.marco-costura::after { content: ""; position: absolute; inset: 14px -14px -14px 14px; border: 1.5px dashed var(--cobre); border-radius: var(--radio); pointer-events: none; opacity: .85; }
.marco-costura img { position: relative; z-index: 1; }

/* 3. Botones */
.boton {
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  padding: 14px 26px; border-radius: var(--radio); font-weight: 500; text-decoration: none;
  border: 1px solid transparent; transition: background .2s, color .2s, border-color .2s, transform .2s;
  cursor: pointer; font-family: var(--sans); font-size: 1rem; line-height: 1.2; position: relative; overflow: hidden;
}
.boton i { font-size: 1.3em; display: inline-flex; line-height: 1; flex: none; }
.boton__texto { display: inline-flex; flex-direction: column; align-items: flex-start; line-height: 1.15; }
.boton__texto small { font-size: .78em; font-weight: 400; opacity: .85; letter-spacing: .06em; margin-top: 3px; }
.boton--cobre { background: var(--cobre); color: var(--carbon); }
.boton--cobre::after { content: ""; position: absolute; inset: 0; background: linear-gradient(110deg, transparent 35%, rgba(255, 255, 255, .35) 50%, transparent 65%); transform: translateX(-120%); transition: transform .7s ease; pointer-events: none; }
.boton--cobre:hover { background: var(--cobre-texto); color: var(--texto-claro); transform: translateY(-1px); }
.boton--cobre:hover::after { transform: translateX(120%); }
.boton--contorno { border-color: var(--cobre); color: inherit; }
.boton--contorno:hover { background: var(--cobre); color: var(--carbon); transform: translateY(-1px); }
.boton--chico { padding: 9px 16px; font-size: .9rem; }
.boton--grande { padding: 16px 26px; font-size: 1.05rem; width: 100%; max-width: 460px; justify-content: flex-start; gap: .9rem; }
.boton--grande i { font-size: 1.7em; }
.boton:focus-visible { outline: 2px solid var(--cobre); outline-offset: 3px; }

/* 4. Barra fija y menú */
.barra {
  position: fixed; inset: 0 0 auto 0; height: var(--barra-alto);
  background: rgba(20, 20, 20, .92); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  color: var(--texto-claro); z-index: 50; border-bottom: 1px solid var(--linea); transition: height .2s;
}
.barra--compacta { height: 60px; }
.barra__interior { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.marca { display: flex; align-items: center; gap: .75rem; text-decoration: none; }
.marca__texto { font-family: var(--serif); font-size: 1.25rem; font-weight: 600; line-height: 1; }
.marca__texto small { display: block; font-family: var(--sans); font-size: .7rem; letter-spacing: .12em; text-transform: uppercase; color: var(--cobre); margin-top: 4px; font-weight: 400; }
.nav { display: flex; align-items: center; gap: 1.75rem; }
.nav a { text-decoration: none; font-size: .95rem; position: relative; }
.nav a:not(.boton)::after { content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 1px; background: var(--cobre); transform: scaleX(0); transform-origin: left; transition: transform .25s; }
.nav a:not(.boton):hover { color: var(--cobre); }
.nav a:not(.boton):hover::after { transform: scaleX(1); }
.btn-menu { display: none; background: none; border: 0; width: 44px; height: 44px; padding: 10px; cursor: pointer; }
.btn-menu span { display: block; height: 2px; background: var(--texto-claro); margin: 5px 0; transition: transform .2s, opacity .2s; }

/* 5. Secciones */
main { padding-top: var(--barra-alto); }
.seccion { padding: clamp(56px, 7vw, 96px) 0; }
.seccion--marfil { background: var(--marfil); color: var(--texto); }
.seccion--carbon { background: var(--carbon); color: var(--texto-claro); }
.seccion--marfil .sobretitulo, .seccion--marfil .paso__numero, .seccion--marfil .contacto__datos dt, .seccion--marfil .usuario { color: var(--cobre-texto); }
.encabezado { max-width: 640px; margin-bottom: 3rem; }
.encabezado h2::after {
  content: "◆"; display: block; width: 92px; margin-top: 1rem; font-size: .5rem; line-height: 1; text-align: center; color: var(--cobre);
  background: linear-gradient(var(--cobre), var(--cobre)) 0 50% / 38px 1px no-repeat, linear-gradient(var(--cobre), var(--cobre)) 100% 50% / 38px 1px no-repeat;
}
.encabezado--fila { max-width: none; display: flex; align-items: flex-end; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
.encabezado--fila h2 { margin-bottom: 0; }

/* 6. Hero */
.hero { background: var(--carbon); color: var(--texto-claro); padding: clamp(40px, 5vw, 64px) 0 0; overflow: hidden; }
.hero__marca-agua {
  position: absolute; left: -1vw; top: 50%; transform: translateY(-50%);
  font-family: var(--serif); font-weight: 600; font-size: clamp(16rem, 36vw, 34rem); line-height: 1; letter-spacing: -.08em;
  color: rgba(196, 138, 85, .045); -webkit-text-stroke: 1px rgba(196, 138, 85, .32); pointer-events: none; user-select: none; z-index: -1;
  animation: flotar-marca 12s ease-in-out infinite alternate;
}
.hero__grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; width: min(1240px, 100% - 32px); padding-bottom: clamp(40px, 5vw, 64px); }
.hero__texto > * { animation: entrada .6s cubic-bezier(.2, .7, .2, 1) both; }
.hero__texto > :nth-child(1) { animation-delay: 0s; }
.hero__texto > :nth-child(2) { animation-delay: .08s; }
.hero__texto > :nth-child(3) { animation-delay: .16s; }
.hero__texto > :nth-child(4) { animation: linea .7s .25s ease-out both; }
.hero__texto > :nth-child(5) { animation-delay: .24s; }
.hero__texto > :nth-child(6) { animation-delay: .32s; }
.hero__foto { animation: entrada .7s .15s cubic-bezier(.2, .7, .2, 1) both; }
.hero__titulo { font-size: clamp(3rem, 7vw, 5.5rem); font-weight: 500; margin: 0; }
.hero__firma { font-family: var(--script); font-size: clamp(1.5rem, 2.8vw, 2.2rem); color: var(--cobre); margin: .35rem 0 0; line-height: 1.3; text-wrap: balance; max-width: 22ch; }
.hero__bajada { font-size: 1.15rem; max-width: 520px; color: rgba(245, 239, 230, .85); }
.hero__acciones { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: 2rem; }
.hero__foto { margin: 0; }
.hero__foto img { border-radius: var(--radio); width: 100%; aspect-ratio: 4 / 3; object-fit: cover; box-shadow: 0 40px 80px rgba(0, 0, 0, .5); }
.hero__foto::before { content: ""; position: absolute; inset: -12% -8% -14% -8%; background: radial-gradient(60% 55% at 50% 60%, rgba(196, 138, 85, .16), transparent 70%); pointer-events: none; z-index: 0; }
.hero__etiqueta {
  position: absolute; left: -22px; bottom: 28px; z-index: 2; display: inline-flex; align-items: center; gap: .5rem;
  background: var(--carbon); color: var(--texto-claro); border: 1px solid var(--cobre); border-radius: var(--radio);
  padding: 10px 16px; font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; box-shadow: 0 12px 30px rgba(0, 0, 0, .4);
  animation: entrada .6s .5s cubic-bezier(.2, .7, .2, 1) both;
}
.hero__etiqueta i { color: var(--cobre); font-size: 1.25rem; }
.hero__datos { list-style: none; margin: 0 auto; padding: 22px 0; width: min(1240px, 100% - 32px); display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; border-top: 1px solid var(--linea); animation: entrada .6s .45s cubic-bezier(.2, .7, .2, 1) both; }
.hero__dato { display: flex; align-items: center; gap: .9rem; }
.hero__dato i { font-size: 2rem; color: var(--cobre); flex: none; }
.hero__dato strong { display: block; font-family: var(--serif); font-size: 1.2rem; font-weight: 600; line-height: 1.15; }
.hero__dato span { font-size: .84rem; color: rgba(245, 239, 230, .65); }

/* Cinta de servicios (marquee) */
.cinta { background: var(--cobre); color: var(--carbon); overflow: hidden; padding: 12px 0; border-top: 1px solid rgba(20, 20, 20, .15); border-bottom: 1px solid rgba(20, 20, 20, .15); }
.cinta__pista { display: flex; align-items: center; gap: 2.5rem; width: max-content; font-size: .78rem; letter-spacing: .2em; text-transform: uppercase; font-weight: 500; white-space: nowrap; animation: cinta 45s linear infinite; will-change: transform; }
.cinta__sep { font-size: .55rem; opacity: .7; }
@media (hover: hover) { .cinta:hover .cinta__pista { animation-play-state: paused; } }

/* 7. Sobre mí */
.sobre__grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(2rem, 6vw, 5rem); align-items: center; }
.sobre__foto { margin: 0; }
.sobre__foto.marco-costura::after { inset: -14px 14px 14px -14px; }
.sobre__foto img { border-radius: var(--radio); }
.datos { list-style: none; padding: 1.5rem 0 0; margin: 2rem 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; border-top: 1px solid var(--linea); }
.datos i { display: block; font-size: 1.6rem; color: var(--cobre-texto); margin-bottom: .5rem; }
.datos strong { display: block; font-family: var(--serif); font-size: 1.25rem; font-weight: 600; line-height: 1.2; }
.datos span { font-size: .9rem; color: var(--texto-secundario); }

/* 8. Servicios */
.tarjetas { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.tarjeta { background: var(--carbon-suave); border: 1px solid var(--linea); border-radius: var(--radio); padding: 2rem; position: relative; overflow: hidden; transition: border-color .25s, transform .25s, box-shadow .25s; }
.tarjeta::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 2px; background: var(--cobre); transform: scaleX(0); transform-origin: left; transition: transform .35s ease; }
.tarjeta:hover { border-color: var(--cobre); transform: translateY(-4px); box-shadow: 0 18px 40px rgba(0, 0, 0, .35); }
.tarjeta:hover::before { transform: scaleX(1); }
.tarjeta p { color: rgba(245, 239, 230, .75); margin: 0; }
.tarjetas .revelar:nth-child(2) { transition-delay: .05s; }
.tarjetas .revelar:nth-child(3) { transition-delay: .1s; }
.tarjetas .revelar:nth-child(4) { transition-delay: .15s; }
.tarjetas .revelar:nth-child(5) { transition-delay: .2s; }
.tarjetas .revelar:nth-child(6) { transition-delay: .25s; }
.icono-badge { display: inline-grid; place-items: center; width: 58px; height: 58px; border-radius: 50%; border: 1px solid var(--linea); background: var(--carbon); color: var(--cobre); font-size: 1.7rem; margin-bottom: 1.25rem; transition: background .25s, color .25s, border-color .25s, transform .25s; }
.tarjeta:hover .icono-badge { background: var(--cobre); color: var(--carbon); border-color: var(--cobre); transform: rotate(-6deg) scale(1.05); }
.nota-cierre { margin-top: 2.5rem; text-align: center; color: rgba(245, 239, 230, .8); }
.nota-cierre a { color: var(--cobre); text-decoration: none; border-bottom: 1px solid var(--cobre); }
.nota-cierre a:hover { color: var(--texto-claro); }

/* 9. Valores + tarjeta de cuero */
.valores__grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(2rem, 6vw, 5rem); align-items: center; }
.valores__visual { display: grid; place-items: center; perspective: 1000px; }
.tarjeta-cuero {
  position: relative; width: min(100%, 420px); aspect-ratio: 3 / 2; border-radius: 10px; isolation: isolate;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .35rem;
  background:
    radial-gradient(120% 80% at 20% 10%, rgba(255, 255, 255, .14), transparent 55%),
    radial-gradient(90% 70% at 85% 100%, rgba(0, 0, 0, .35), transparent 60%),
    linear-gradient(160deg, #8a5532 0%, #6b3f22 55%, #4f2e18 100%);
  box-shadow: 0 30px 60px rgba(60, 34, 15, .35), 0 8px 16px rgba(60, 34, 15, .2), inset 0 1px 0 rgba(255, 255, 255, .18), inset 0 -2px 0 rgba(0, 0, 0, .35);
  color: #efcaa2; transform-style: preserve-3d; transition: transform .5s ease, box-shadow .5s ease; will-change: transform;
  animation: flotar 7s ease-in-out infinite alternate;
}
.tarjeta-cuero::before { content: ""; position: absolute; inset: 0; border-radius: inherit; background-image: var(--textura); opacity: .18; mix-blend-mode: overlay; pointer-events: none; }
.tarjeta-cuero::after { content: ""; position: absolute; inset: 13px; border-radius: 6px; border: 1.5px dashed rgba(245, 239, 230, .5); pointer-events: none; }
.tarjeta-cuero--activa { animation: none; transition: transform .08s linear; box-shadow: 0 40px 70px rgba(60, 34, 15, .4), 0 8px 16px rgba(60, 34, 15, .2), inset 0 1px 0 rgba(255, 255, 255, .18); }
.tarjeta-cuero__tp { font-family: var(--serif); font-weight: 600; font-size: clamp(4rem, 9vw, 5.5rem); line-height: .9; letter-spacing: -.08em; color: #e5b17c; text-shadow: 0 1px 0 rgba(255, 255, 255, .25), 0 -1px 1px rgba(0, 0, 0, .55), 0 2px 6px rgba(0, 0, 0, .3); }
.tarjeta-cuero__texto { font-family: var(--serif); font-size: 1.4rem; letter-spacing: .32em; text-transform: uppercase; padding-left: .32em; text-shadow: 0 1px 0 rgba(255, 255, 255, .18), 0 -1px 1px rgba(0, 0, 0, .5); }
.tarjeta-cuero__linea { width: 110px; height: 1px; background: rgba(239, 202, 162, .7); margin: .2rem 0; }
.tarjeta-cuero__tel { font-family: var(--serif); font-size: 1.2rem; letter-spacing: .12em; font-variant-numeric: lining-nums; text-shadow: 0 1px 0 rgba(255, 255, 255, .18), 0 -1px 1px rgba(0, 0, 0, .5); }
.valores { list-style: none; padding: 0; margin: 0 0 2rem; display: grid; gap: 1.25rem; }
.valores li { display: grid; grid-template-columns: 44px 1fr; gap: 1rem; align-items: start; padding-top: 1.25rem; border-top: 1px dashed var(--linea); }
.valores i { font-size: 2rem; color: var(--cobre-texto); }
.valores strong { display: block; font-family: var(--serif); font-size: 1.35rem; font-weight: 600; line-height: 1.2; }
.valores span { color: var(--texto-secundario); font-size: .95rem; }
.cita { margin: 0; padding: 1.5rem 0 0 2.75rem; position: relative; border-top: 1px dashed var(--linea); }
.cita::before { content: "“"; position: absolute; left: 0; top: 1.1rem; font-family: var(--serif); font-size: 4.5rem; line-height: 1; color: var(--cobre); }
.cita p { font-family: var(--serif); font-style: italic; font-size: 1.35rem; line-height: 1.4; margin: 0 0 .5rem; }
.cita cite { font-style: normal; font-size: .85rem; letter-spacing: .08em; text-transform: uppercase; color: var(--texto-secundario); }

/* 10. Pasos */
.pasos { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; position: relative; }
.paso { position: relative; }
.paso:not(:last-child)::before { content: ""; position: absolute; top: 2.05rem; left: 7.2rem; right: -2rem; border-top: 1px dashed var(--cobre); opacity: .5; }
.paso__cabecera { display: flex; align-items: center; gap: .9rem; margin-bottom: .75rem; }
.paso__numero { font-family: var(--serif); font-size: 4rem; line-height: 1; color: var(--cobre); display: block; font-variant-numeric: lining-nums; }
.paso__cabecera i { font-size: 1.9rem; color: var(--cobre); opacity: .9; }
.paso p { color: rgba(245, 239, 230, .72); margin: 0; }
.pagos { margin: 3rem 0 0; padding-top: 1.5rem; border-top: 1px solid var(--linea); color: rgba(245, 239, 230, .72); font-size: .95rem; display: flex; align-items: flex-start; gap: .6rem; }
.pagos i { font-size: 1.4rem; color: var(--cobre); flex: none; margin-top: .1em; }

/* 11. Instagram */
.usuario { color: var(--cobre); }
.grilla-ig { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.grilla-ig a { display: block; overflow: hidden; border-radius: var(--radio); background: var(--marfil-profundo); position: relative; }
.grilla-ig img { aspect-ratio: 1; object-fit: cover; width: 100%; transition: transform .5s ease, filter .5s ease; }
.grilla-ig a i { position: absolute; inset: 0; display: grid; place-items: center; font-size: 2.6rem; color: var(--texto-claro); background: rgba(20, 20, 20, .45); opacity: 0; transition: opacity .3s; }
.grilla-ig a:hover img { transform: scale(1.06); filter: saturate(1.1); }
.grilla-ig a:hover i { opacity: 1; }
.grilla-ig .revelar:nth-child(2), .grilla-ig .revelar:nth-child(5) { transition-delay: .06s; }
.grilla-ig .revelar:nth-child(3), .grilla-ig .revelar:nth-child(6) { transition-delay: .12s; }

/* 12. Contacto y formulario */
.contacto__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.contacto__texto p { color: rgba(245, 239, 230, .8); }
.contacto__datos { margin: 2rem 0 0; display: grid; gap: 1rem; }
.contacto__datos div { display: grid; grid-template-columns: 130px 1fr; gap: 1rem; border-top: 1px dashed var(--linea); padding-top: 1rem; }
.contacto__datos dt { font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--cobre); display: flex; align-items: center; gap: .4rem; }
.contacto__datos dt i { font-size: 1.15rem; }
.contacto__datos dd { margin: 0; }
.contacto__datos a { color: var(--cobre); }
.formulario { background: var(--marfil); color: var(--texto); padding: 2rem; border-radius: var(--radio); border: 1px solid var(--linea); box-shadow: 0 30px 60px rgba(0, 0, 0, .35); }
.campo { margin-bottom: 1.25rem; }
.campo label { display: block; font-size: .85rem; letter-spacing: .04em; margin-bottom: .4rem; }
.campo label small { color: var(--texto-secundario); }
.campo input, .campo textarea { width: 100%; padding: 12px 14px; border: 1px solid var(--borde-campo); border-radius: var(--radio); background: #fff; font: inherit; color: var(--texto); transition: border-color .2s, box-shadow .2s; }
.campo textarea { resize: vertical; min-height: 120px; }
.campo input:focus, .campo textarea:focus { outline: 2px solid var(--cobre); outline-offset: 1px; border-color: var(--cobre); }
.campo--oculto { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-estado { margin: 1rem 0 0; min-height: 1.5em; font-size: .95rem; }
.form-estado--ok { color: #2f6b3a; }
.form-estado--error { color: #a33a2a; }
.form-estado--error a { color: inherit; font-weight: 500; }

/* 13. Pie y WhatsApp flotante */
.pie { background: var(--carbon); color: rgba(245, 239, 230, .75); padding: 3rem 0 5rem; border-top: 1px solid var(--linea); font-size: .9rem; }
.pie__interior { display: grid; gap: .75rem; justify-items: center; text-align: center; }
.pie p { margin: 0; }
.pie__enlaces { display: flex; gap: 1.5rem; }
.pie__enlaces a { color: var(--cobre); text-decoration: none; display: inline-flex; align-items: center; gap: .35rem; }
.pie__enlaces a:hover { color: var(--texto-claro); }
.pie__legal { font-size: .8rem; color: rgba(245, 239, 230, .5); }
.pie__dev { display: inline-flex; align-items: center; gap: .75rem; margin-top: 1.5rem; padding-top: 1.25rem; border-top: 1px solid rgba(245, 239, 230, .1); text-decoration: none; font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: rgba(245, 239, 230, .5); opacity: .8; transition: opacity .2s; }
.pie__dev img { height: 34px; width: auto; }
.pie__dev:hover { opacity: 1; }
.whatsapp-flotante {
  position: fixed; right: 20px; bottom: 20px; width: 56px; height: 56px; border-radius: 50%;
  background: #25d366; display: grid; place-items: center; box-shadow: 0 6px 20px rgba(0, 0, 0, .25); z-index: 40;
  transition: transform .2s;
}
.whatsapp-flotante::before { content: ""; position: absolute; inset: 0; border-radius: 50%; border: 2px solid #25d366; animation: pulso 2.4s ease-out infinite; }
.whatsapp-flotante:hover { transform: scale(1.06); }
.whatsapp-flotante svg { width: 30px; height: 30px; fill: #fff; position: relative; }

/* 14. Animaciones */
@keyframes entrada { from { opacity: 0; transform: translateY(18px); } to { opacity: 1; transform: none; } }
@keyframes linea { from { width: 0; opacity: 0; } to { width: 72px; opacity: 1; } }
@keyframes flotar { from { transform: translateY(-4px) rotate(-.4deg); } to { transform: translateY(8px) rotate(.4deg); } }
@keyframes flotar-marca { from { transform: translateY(-52%); } to { transform: translateY(-46%); } }
@keyframes cinta { from { transform: translate3d(0, 0, 0); } to { transform: translate3d(-50%, 0, 0); } }
@keyframes pulso { 0% { transform: scale(1); opacity: .7; } 100% { transform: scale(1.8); opacity: 0; } }

/* Aparición al scroll: solo se ocultan los bloques si hay JavaScript (clase .js puesta en <head>). */
.js .revelar { opacity: 0; transform: translateY(10px); transition: opacity .4s ease, transform .4s ease; }
.js .revelar.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .revelar { opacity: 1; transform: none; }
  .hero__texto > *, .hero__foto { opacity: 1; transform: none; }
}

/* 15. Responsive */
@media (max-width: 960px) {
  .tarjetas, .pasos { grid-template-columns: repeat(2, 1fr); }
  .paso:not(:last-child)::before { display: none; }
  .hero__foto { order: -1; max-width: 640px; width: 100%; margin-right: 14px; }
  .hero { padding-top: 24px; }
  .hero__grid { padding-bottom: 32px; }
  .hero__grid, .sobre__grid, .contacto__grid, .valores__grid { grid-template-columns: 1fr; }
  .sobre__foto { max-width: 420px; }
  .hero__marca-agua { font-size: 18rem; left: auto; right: -8vw; top: 4%; transform: none; animation: none; }
  .hero__grid { width: min(var(--ancho), 100% - 32px); }
  .hero__datos { width: min(var(--ancho), 100% - 32px); grid-template-columns: 1fr; gap: 1rem; }
  .hero__etiqueta { left: 12px; bottom: 12px; }
}
@media (max-width: 760px) {
  body { font-size: 16px; }
  .btn-menu { display: block; }
  .nav {
    position: fixed; top: var(--barra-alto); left: 0; right: 0; background: var(--carbon);
    flex-direction: column; align-items: stretch; padding: 1rem 16px 1.5rem; gap: 0;
    border-bottom: 1px solid var(--linea); transform: translateY(-8px); opacity: 0; visibility: hidden;
    transition: opacity .2s, transform .2s, visibility .2s;
  }
  .barra--compacta .nav { top: 60px; }
  .nav a { padding: 14px 0; border-bottom: 1px solid rgba(245, 239, 230, .08); }
  .nav a:not(.boton)::after { display: none; }
  .nav .boton { margin-top: 1rem; border-bottom: 0; }
  .nav--abierta { opacity: 1; transform: none; visibility: visible; }
  .btn-menu[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .btn-menu[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .btn-menu[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .marco-costura::after { inset: 10px -10px -10px 10px; }
  .hero__foto { margin-right: 10px; }
  .hero__texto { text-align: center; }
  .hero__texto .linea-cobre { margin: 1.5rem auto; }
  .hero__firma { margin-inline: auto; }
  .hero__bajada { margin-inline: auto; }
  .hero__acciones { justify-content: center; }
  .hero__acciones .boton { flex: 1 1 100%; }
  .hero .sobretitulo { font-size: .72rem; letter-spacing: .12em; }
  .hero__titulo { font-size: 3.2rem; }
  .formulario .boton { width: 100%; }
  .encabezado--fila .boton { width: 100%; }
  .seccion { padding: 56px 0; }
  .sobre__foto.marco-costura::after { inset: -10px 10px 10px -10px; }
  .sobre__foto { margin-left: 10px; }
  .tarjetas, .pasos { grid-template-columns: 1fr; }
  .datos { grid-template-columns: 1fr; }
  .grilla-ig { grid-template-columns: repeat(2, 1fr); }
  .contacto__datos div { grid-template-columns: 1fr; gap: .25rem; }
  .formulario { padding: 1.5rem; }
  .cita { padding-left: 2.25rem; }
  .cita::before { font-size: 3.5rem; }
  .whatsapp-flotante { right: 16px; bottom: 16px; }
}