/* Dr. Diego Frávega — Ortodoncia. Paleta y tipografías de su marca actual, llevadas a un sitio editorial. */
:root {
  --fondo: #F6F3EA;
  --suave: #EDE8DB;
  --blanco: #FFFFFF;
  --tinta: #1C2438;
  --tinta-2: #5B6478;
  --tenue: #8B93A6;
  --marino: #1B355F;
  --marino-2: #12264A;
  --azul: #2A4E8C;
  --azul-claro: #E7ECF7;
  --dorado: #C98A3E;
  --linea: #DEDFE4;
  --wa: #25D366;
  --serif: "Fraunces", Georgia, serif;
  --sans: "Public Sans", system-ui, -apple-system, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --radio: 18px;
  --sombra: 0 1px 2px rgba(28,36,56,.06), 0 12px 32px -12px rgba(28,36,56,.18);
}
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { background: var(--fondo); color: var(--tinta); font: 17px/1.65 var(--sans); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--serif); font-weight: 500; line-height: 1.08; letter-spacing: -.02em; text-wrap: balance; }
h1 { font-size: clamp(2.5rem, 1.6rem + 3.8vw, 4.6rem); }
h2 { font-size: clamp(1.9rem, 1.4rem + 1.9vw, 2.9rem); }
h3 { font-size: 1.35rem; }
h1 em, h2 em { font-style: italic; color: var(--azul); }
p { text-wrap: pretty; }
:focus-visible { outline: 3px solid var(--dorado); outline-offset: 3px; border-radius: 4px; }
.saltar { position: absolute; left: 16px; top: -60px; background: var(--marino); color: #fff; padding: 10px 16px; border-radius: 8px; z-index: 100; }
.saltar:focus { top: 16px; }
.envoltura { width: min(100% - 40px, 1180px); margin-inline: auto; }
.ceja { font: 500 .78rem/1.2 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--dorado); margin-bottom: 14px; }
.bajada { font-size: 1.15rem; color: var(--tinta-2); max-width: 52ch; }
.nota { font-size: .9rem; color: var(--tenue); margin-top: 14px; }
.centro { text-align: center; margin-top: 40px; }

/* botones */
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 15px 24px; border-radius: 999px; font-weight: 600; font-size: 1rem; text-decoration: none; border: 1.5px solid transparent; transition: transform .15s, background .2s, border-color .2s, color .2s; white-space: nowrap; }
.btn svg { width: 20px; height: 20px; flex: none; }
.btn:hover { transform: translateY(-1px); }
.btn-principal { background: var(--marino); color: #fff; }
.btn-principal:hover { background: var(--marino-2); }
.btn-borde { border-color: var(--marino); color: var(--marino); }
.btn-borde:hover { background: var(--marino); color: #fff; }
.btn-claro { background: #fff; color: var(--marino); }
.btn-chico { padding: 10px 18px; font-size: .92rem; }
.acciones { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.enlace, .enlace-claro { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; color: var(--azul); text-decoration: none; }
.enlace svg, .enlace-claro svg { width: 18px; height: 18px; }
.enlace-claro { color: #fff; opacity: .85; }

/* barra */
.barra { position: sticky; top: 0; z-index: 50; background: rgba(246,243,234,.9); backdrop-filter: blur(14px); border-bottom: 1px solid var(--linea); }
.barra-fila { display: flex; align-items: center; gap: 28px; min-height: 76px; }
.marca { display: flex; align-items: center; gap: 12px; text-decoration: none; margin-right: auto; }
.marca img { width: 40px; height: 40px; border-radius: 10px; background: #fff; }
.marca span { display: flex; flex-direction: column; line-height: 1.2; }
.marca b { font-family: var(--serif); font-weight: 600; font-size: 1.1rem; }
.marca small { font-size: .74rem; color: var(--tinta-2); letter-spacing: .02em; }
.nav { display: flex; gap: 24px; }
.nav a { text-decoration: none; font-size: .95rem; font-weight: 500; color: var(--tinta-2); padding: 6px 0; border-bottom: 2px solid transparent; }
.nav a:hover, .nav a[aria-current] { color: var(--tinta); border-color: var(--dorado); }
.menu { display: none; width: 44px; height: 44px; border: 1px solid var(--linea); border-radius: 12px; background: #fff; flex-direction: column; justify-content: center; gap: 6px; padding: 0 12px; cursor: pointer; }
.menu span { height: 2px; background: var(--tinta); border-radius: 2px; transition: transform .2s; }
@media (max-width: 1060px) {
  .menu { display: flex; }
  .barra-cta { display: none; }
  .nav { position: fixed; inset: 77px 0 auto; background: var(--fondo); flex-direction: column; gap: 0; padding: 8px 20px 24px; border-bottom: 1px solid var(--linea); box-shadow: var(--sombra); }
  .nav:not(.abierto) { display: none; }
  .nav a { padding: 16px 0; border-bottom: 1px solid var(--linea); font-size: 1.05rem; }
  .menu[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
  .menu[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }
}

/* héroe */
.heroe { position: relative; padding: 64px 0 88px; overflow: hidden; }
.heroe::before { content: ""; position: absolute; right: -10%; top: -30%; width: 70vw; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, var(--azul-claro) 0%, transparent 65%); z-index: -1; }
.heroe-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 64px; align-items: center; }
.heroe h1 { margin-bottom: 22px; }
.cifras { list-style: none; padding: 0; display: flex; gap: 40px; margin-top: 44px; padding-top: 28px; border-top: 1px solid var(--linea); }
.cifras li { display: flex; flex-direction: column; }
.cifras b { font: 500 2.1rem/1 var(--serif); color: var(--marino); }
.cifras span { font-size: .85rem; color: var(--tinta-2); margin-top: 8px; display: flex; align-items: center; gap: 6px; }
.estrellas { display: inline-flex; gap: 2px; color: var(--dorado); }
.estrellas svg { width: 15px; height: 15px; }
.heroe-foto { position: relative; }
.heroe-foto img { border-radius: 200px 200px var(--radio) var(--radio); aspect-ratio: 4/4.6; object-fit: cover; object-position: center 20%; box-shadow: var(--sombra); background: var(--suave); }
.sello { position: absolute; left: -28px; top: 18%; width: 124px; height: 124px; border-radius: 50%; background: var(--dorado); color: #fff; display: grid; place-content: center; text-align: center; transform: rotate(-8deg); box-shadow: var(--sombra); }
.sello b { font: 600 1.05rem/1.1 var(--serif); }
.sello span { font-size: .85rem; }
.heroe-pie { position: absolute; right: 18px; bottom: 18px; background: rgba(255,255,255,.94); padding: 10px 16px; border-radius: 999px; font-size: .88rem; font-weight: 600; display: flex; align-items: center; gap: 6px; box-shadow: var(--sombra); }
.heroe-pie svg { width: 16px; height: 16px; color: var(--azul); }
@media (max-width: 900px) {
  .heroe { padding: 36px 0 64px; }
  .heroe-grid { grid-template-columns: 1fr; gap: 44px; }
  .heroe-foto { max-width: 420px; margin-inline: auto; }
  .sello { left: -10px; width: 104px; height: 104px; }
  .cifras { gap: 24px; }
}

/* credenciales */
.franja-cred { background: #fff; border-block: 1px solid var(--linea); padding: 34px 0; }
.credenciales { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.credenciales li { display: flex; flex-direction: column; gap: 4px; padding-left: 18px; border-left: 2px solid var(--dorado); }
.credenciales img { width: auto; height: 28px; margin-bottom: 6px; }
.credenciales b { font-size: .98rem; line-height: 1.35; }
.credenciales span { font-size: .85rem; color: var(--tinta-2); }
.cred-extra { margin-top: 28px; grid-template-columns: repeat(2, 1fr); }
@media (max-width: 900px) { .credenciales { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .credenciales, .cred-extra { grid-template-columns: 1fr; } }

/* bloques */
.bloque { padding: 104px 0; }
.bloque-suave { background: var(--suave); }
.bloque-oscuro { background: var(--marino-2); color: #fff; }
.bloque-oscuro .titulo-bloque p { color: rgba(255,255,255,.72); }
.titulo-bloque { max-width: 640px; margin-bottom: 52px; }
.titulo-bloque p { color: var(--tinta-2); margin-top: 16px; font-size: 1.08rem; }
.dos-col { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.dos-col h2 { margin-bottom: 20px; }
.dos-col p + p { margin-top: 14px; }
.dos-col .btn { margin-top: 28px; }
.tres { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
@media (max-width: 900px) {
  .bloque { padding: 72px 0; }
  .dos-col { grid-template-columns: 1fr; gap: 40px; }
  .tres { grid-template-columns: 1fr; }
}
.foto-marco img { border-radius: var(--radio); box-shadow: var(--sombra); width: 100%; object-fit: cover; aspect-ratio: 4/3; }
.foto-alta img { aspect-ratio: 4/4.4; object-position: center 20%; }

/* motivos */
.motivos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.motivo { display: flex; gap: 18px; align-items: center; padding: 14px; background: #fff; border: 1px solid var(--linea); border-radius: var(--radio); text-decoration: none; transition: border-color .2s, box-shadow .2s, transform .2s; }
.motivo:hover { border-color: var(--azul); box-shadow: var(--sombra); transform: translateY(-2px); }
.motivo img { width: 92px; height: 92px; border-radius: 12px; object-fit: cover; flex: none; }
.motivo b { display: block; font: 500 1.15rem/1.2 var(--serif); margin-bottom: 4px; }
.motivo small { color: var(--tinta-2); font-size: .88rem; line-height: 1.45; display: block; }
@media (max-width: 900px) { .motivos { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .motivos { grid-template-columns: 1fr; } }

/* tratamientos */
.tratamientos { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.tratamiento { background: #fff; border-radius: var(--radio); padding: 24px; text-decoration: none; display: flex; flex-direction: column; border: 1px solid var(--linea); transition: box-shadow .2s, transform .2s; }
.tratamiento:hover { box-shadow: var(--sombra); transform: translateY(-3px); }
.tratamiento img { height: 150px; width: 100%; object-fit: contain; margin-bottom: 20px; background: var(--fondo); border-radius: 12px; }
.tratamiento b { font: 500 1.25rem/1.2 var(--serif); margin-bottom: 8px; }
.tratamiento p { color: var(--tinta-2); font-size: .93rem; flex: 1; }
.mas { display: inline-flex; align-items: center; gap: 6px; margin-top: 18px; font-weight: 600; font-size: .9rem; color: var(--azul); }
.mas svg { width: 16px; height: 16px; }
@media (max-width: 1000px) { .tratamientos { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .tratamientos { grid-template-columns: 1fr; } }
.lista-trat { display: grid; gap: 24px; }
.trat-fila { display: grid; grid-template-columns: 220px 1fr; gap: 44px; align-items: center; background: #fff; border-radius: var(--radio); padding: 32px; border: 1px solid var(--linea); scroll-margin-top: 100px; }
.trat-fila img { width: 100%; height: 220px; object-fit: contain; background: var(--fondo); border-radius: 14px; }
.trat-fila h2 { font-size: 2rem; margin-bottom: 10px; }
.trat-fila .destacado { font-size: 1.1rem; color: var(--azul); margin-bottom: 8px; }
.trat-fila p { color: var(--tinta-2); }
.trat-fila .btn { margin-top: 22px; }
@media (max-width: 700px) { .trat-fila { grid-template-columns: 1fr; gap: 20px; padding: 22px; } }

.tarjeta-info { background: #fff; border-radius: var(--radio); padding: 32px; border: 1px solid var(--linea); }
.tarjeta-info h3 { margin-bottom: 12px; }
.tarjeta-info p { color: var(--tinta-2); }
.tarjeta-info p + p { margin-top: 12px; }
.num { font: 500 .85rem var(--mono); color: var(--dorado); display: block; margin-bottom: 18px; }
.etapa { text-align: left; }
.etapa img { width: 100%; aspect-ratio: 3/2; object-fit: cover; border-radius: var(--radio); margin-bottom: 18px; }
.etapa p { color: var(--tinta-2); margin-top: 8px; }
.checks { list-style: none; padding: 0; margin-top: 22px; display: grid; gap: 12px; }
.checks li { padding-left: 32px; position: relative; }
.checks li::before { content: ""; position: absolute; left: 0; top: 4px; width: 20px; height: 20px; border-radius: 50%; background: var(--azul-claro) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='m6 10 3 3 5-6' fill='none' stroke='%232A4E8C' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); }
.pasos { counter-reset: p; list-style: none; padding: 0; display: grid; gap: 12px; }
.pasos li { counter-increment: p; background: #fff; border-radius: 14px; padding: 18px 20px 18px 64px; position: relative; border: 1px solid var(--linea); }
.pasos li::before { content: counter(p, decimal-leading-zero); position: absolute; left: 20px; top: 19px; font: 500 .9rem var(--mono); color: var(--dorado); }

/* casos: antes/después */
.casos { display: grid; gap: 32px; }
.casos-2 { grid-template-columns: 1fr 1fr; }
@media (max-width: 800px) { .casos-2 { grid-template-columns: 1fr; } }
.comparador { position: relative; border-radius: var(--radio); overflow: hidden; aspect-ratio: 700/395; background: #000; user-select: none; }
.comparador img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.comparador .antes { clip-path: inset(0 calc(100% - var(--corte)) 0 0); }
.comparador::after { content: ""; position: absolute; top: 0; bottom: 0; left: var(--corte); width: 3px; margin-left: -1.5px; background: #fff; box-shadow: 0 0 12px rgba(0,0,0,.4); pointer-events: none; }
.comparador input { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: ew-resize; margin: 0; }
.etq { position: absolute; top: 14px; font: 500 .72rem var(--mono); letter-spacing: .12em; text-transform: uppercase; background: rgba(18,38,74,.82); color: #fff; padding: 6px 10px; border-radius: 999px; pointer-events: none; }
.etq-a { left: 14px; } .etq-d { right: 14px; }
.caso figcaption { margin-top: 14px; font-size: .95rem; opacity: .8; }
.caso figcaption b { display: block; font: 500 1.15rem var(--serif); opacity: 1; margin-bottom: 2px; }

/* reseñas */
.resenas { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.resenas-2 { grid-template-columns: 1fr 1fr; }
.resena { background: #fff; border-radius: var(--radio); padding: 26px; border: 1px solid var(--linea); display: flex; flex-direction: column; gap: 14px; }
.resena p { font: 400 1.05rem/1.5 var(--serif); flex: 1; }
.resena cite { font-style: normal; font-size: .85rem; color: var(--tinta-2); font-weight: 600; }
@media (max-width: 1000px) { .resenas { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .resenas, .resenas-2 { grid-template-columns: 1fr; } }

/* cabecera de página */
.cabecera { padding: 72px 0 64px; background: linear-gradient(180deg, var(--azul-claro), var(--fondo)); border-bottom: 1px solid var(--linea); }
.cabecera h1 { margin: 18px 0 18px; max-width: 16ch; }
.migas { font-size: .85rem; color: var(--tinta-2); }
.migas a { text-decoration: none; color: var(--azul); }

/* consultas y faq */
.consulta-principal { background: #fff; border-radius: var(--radio); padding: 40px; border: 1px solid var(--linea); box-shadow: var(--sombra); }
.datos { display: grid; grid-template-columns: auto 1fr; gap: 12px 24px; margin-top: 24px; }
.datos dt { font: 500 .75rem var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--tenue); padding-top: 4px; }
.datos a { color: var(--azul); font-weight: 600; }
.otras { display: grid; gap: 16px; }
.faq-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 64px; align-items: start; }
.faq-grid h2 { margin-bottom: 16px; }
.faq-grid > div > p { color: var(--tinta-2); }
.faq details { background: #fff; border-radius: 14px; border: 1px solid var(--linea); margin-bottom: 10px; }
.faq summary { cursor: pointer; list-style: none; padding: 20px 56px 20px 22px; font-weight: 600; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 22px; top: 50%; transform: translateY(-50%); font: 400 1.5rem var(--serif); color: var(--azul); transition: transform .2s; }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { padding: 0 22px 20px; color: var(--tinta-2); }
@media (max-width: 900px) { .faq-grid { grid-template-columns: 1fr; gap: 32px; } .consulta-principal { padding: 26px; } }

/* cierre y pie */
.cierre { background: var(--marino); color: #fff; padding: 88px 0; }
.cierre-grid { display: grid; grid-template-columns: 1.3fr .7fr; gap: 48px; align-items: center; }
.cierre h2 { margin-bottom: 16px; max-width: 18ch; }
.cierre p:not(.ceja) { color: rgba(255,255,255,.75); max-width: 52ch; }
.cierre-acciones { display: flex; flex-direction: column; align-items: flex-start; gap: 18px; }
@media (max-width: 800px) { .cierre-grid { grid-template-columns: 1fr; } }
.pie { background: var(--marino-2); color: rgba(255,255,255,.72); padding: 56px 0 28px; font-size: .92rem; }
.pie-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 40px; }
.pie-marca { display: flex; gap: 14px; align-items: flex-start; }
.pie-marca img { border-radius: 10px; background: #fff; width: 48px; height: 48px; }
.pie-marca b { color: #fff; font-family: var(--serif); font-size: 1.1rem; font-weight: 500; }
.pie-nav { display: grid; gap: 8px; }
.pie a { text-decoration: none; }
.pie a:hover { color: #fff; }
.pie-datos { display: grid; gap: 8px; }
.pie-legal { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-top: 44px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.12); font-size: .8rem; }
@media (max-width: 800px) { .pie-grid { grid-template-columns: 1fr; } }
.wa-flotante { position: fixed; left: 20px; bottom: 20px; z-index: 40; width: 56px; height: 56px; border-radius: 50%; background: var(--wa); color: #fff; display: grid; place-items: center; box-shadow: 0 10px 24px -6px rgba(0,0,0,.35); transition: transform .2s; }
.wa-flotante:hover { transform: scale(1.06); }
.wa-flotante svg { width: 30px; height: 30px; }

/* aparición suave (solo con JS y sin preferencia de movimiento reducido) */
@media (prefers-reduced-motion: no-preference) {
  .js .aparece { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
  .js .aparece.visible { opacity: 1; transform: none; }
}
.cifras .estrellas { color: var(--dorado); margin: 0; }
@media (max-width: 520px) { .cifras { gap: 16px; justify-content: space-between; } .cifras b { font-size: 1.7rem; } .cifras span { flex-wrap: wrap; font-size: .78rem; } }

/* ── movimiento ─────────────────────────────────────────────── */
.progreso { position: absolute; left: 0; bottom: -1px; height: 2px; width: 100%; background: var(--dorado); transform-origin: 0 50%; transform: scaleX(var(--avance, 0)); }
.barra { transition: box-shadow .3s, background .3s; }
.barra.bajo { box-shadow: 0 8px 24px -16px rgba(28,36,56,.35); background: rgba(246,243,234,.97); }
.barra-fila { transition: min-height .3s; }
.barra.bajo .barra-fila { min-height: 64px; }

.cinta { background: var(--marino); color: rgba(255,255,255,.86); overflow: hidden; padding: 16px 0; border-block: 1px solid rgba(255,255,255,.08); }
.cinta-pista { display: flex; width: max-content; }
.cinta span { display: flex; }
.cinta i { font: 500 .8rem var(--mono); font-style: normal; letter-spacing: .14em; text-transform: uppercase; white-space: nowrap; padding: 0 28px; display: inline-flex; align-items: center; gap: 56px; }
.cinta i::after { content: "✦"; color: var(--dorado); margin-left: 28px; }

.tratamiento img, .motivo img, .etapa img, .foto-marco img { transition: transform .7s cubic-bezier(.2,.7,.2,1); }
.tratamiento:hover img, .motivo:hover img { transform: scale(1.05); }
.foto-marco, .etapa { overflow: hidden; border-radius: var(--radio); }
.foto-marco:hover img, .etapa:hover img { transform: scale(1.03); }
.btn-principal { position: relative; overflow: hidden; }
.btn-principal::after { content: ""; position: absolute; inset: 0; background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,.22) 50%, transparent 70%); transform: translateX(-120%); }
.btn-principal:hover::after { transform: translateX(120%); transition: transform .8s ease; }

@media (prefers-reduced-motion: no-preference) {
  .cinta-pista { animation: cinta 48s linear infinite; }
  .cinta:hover .cinta-pista { animation-play-state: paused; }
  @keyframes cinta { to { transform: translateX(-50%); } }

  .heroe-texto > * { animation: sube .9s cubic-bezier(.2,.7,.2,1) both; }
  .heroe-texto > :nth-child(2) { animation-delay: .08s; }
  .heroe-texto > :nth-child(3) { animation-delay: .18s; }
  .heroe-texto > :nth-child(4) { animation-delay: .28s; }
  .heroe-texto > :nth-child(5) { animation-delay: .38s; }
  .heroe-foto { animation: entra 1.2s cubic-bezier(.2,.7,.2,1) .1s both; }
  .heroe::before { animation: respira 12s ease-in-out infinite alternate; }
  .sello { animation: sello-in .9s cubic-bezier(.3,1.4,.5,1) .7s both, flota 6s ease-in-out 1.6s infinite; }
  .heroe-pie { animation: sube .8s cubic-bezier(.2,.7,.2,1) .9s both; }
  .heroe h1 em { padding-right: .12em; background: linear-gradient(var(--dorado), var(--dorado)) 0 92% / 0 2px no-repeat; animation: subraya 1s cubic-bezier(.6,0,.2,1) .9s forwards; }
  @keyframes sube { from { opacity: 0; transform: translateY(24px); } }
  @keyframes entra { from { opacity: 0; transform: scale(.96) translateY(20px); } }
  @keyframes respira { to { transform: translate(-6%, 8%) scale(1.12); } }
  @keyframes sello-in { from { opacity: 0; transform: rotate(-40deg) scale(.4); } }
  @keyframes flota { 0%, 100% { transform: rotate(-8deg) translateY(0); } 50% { transform: rotate(-4deg) translateY(-8px); } }
  @keyframes subraya { to { background-size: 100% 2px; } }
  .heroe-foto img { will-change: transform; }

  .js .aparece { transition-delay: calc(var(--i, 0) * 90ms); }
  .comparador.pista input { pointer-events: none; }
  .wa-flotante { animation: late 2.8s ease-out 3s 3; }
  @keyframes late { 0% { box-shadow: 0 0 0 0 rgba(37,211,102,.55), 0 10px 24px -6px rgba(0,0,0,.35); } 70%, 100% { box-shadow: 0 0 0 18px rgba(37,211,102,0), 0 10px 24px -6px rgba(0,0,0,.35); } }
}
.pie-nota { margin-top: 36px; font-size: .78rem; color: rgba(255,255,255,.5); max-width: 80ch; }