/* OdontoAgencia — brand kit: colores planos, sin degradados ni sombras */
:root {
  --navy: #0B1F4B;
  --azul: #1746D1;
  --celeste: #7CC4F8;
  --blanco: #FFFFFF;
  --celeste-claro: #BFE3FF;
  --celeste-fondo: #CFEBFF;
  --celeste-tenue: #EAF5FF;
  --tinta-suave: #33456E;
  --linea-navy: #243C72;

  --display: 'Bricolage Grotesque', 'Arial Black', sans-serif;
  --texto: 'Figtree', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --maxw: 1040px;
  --pad: clamp(1.25rem, 5vw, 2rem);
  --seccion: clamp(3.5rem, 8vw, 6rem);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--texto); font-weight: 400; font-size: 1rem; line-height: 1.6;
  color: var(--tinta-suave); background: var(--blanco);
}
img { max-width: 100%; display: block; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--celeste); outline-offset: 3px; }
.skip { position: absolute; left: -999px; top: 0; background: var(--navy); color: var(--blanco); padding: .75rem 1rem; z-index: 200; }
.skip:focus { left: 0; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad); }
section { padding: var(--seccion) 0; }

/* Fondos de sección */
.bg-blanco { background: var(--blanco); color: var(--tinta-suave); }
.bg-celeste { background: var(--celeste-fondo); color: var(--tinta-suave); }
.bg-navy { background: var(--navy); color: var(--celeste-claro); }
.bg-azul { background: var(--azul); color: var(--blanco); }

/* Tipografía */
h1, h2, h3 { font-family: var(--display); font-weight: 800; line-height: 1.02; letter-spacing: -.02em; }
h1 { font-size: clamp(2.2rem, 6.2vw, 3.4rem); }
h2 { font-size: clamp(1.75rem, 4.2vw, 2.6rem); }
h3 { font-size: clamp(1.2rem, 2.2vw, 1.5rem); line-height: 1.1; }
.bg-blanco h1, .bg-blanco h2, .bg-blanco h3, .bg-celeste h2, .bg-celeste h3 { color: var(--navy); }
.bg-navy h2, .bg-navy h3, .bg-azul h2, .bg-azul h3 { color: var(--blanco); }
.hl { color: var(--azul); }
.bg-navy .hl { color: var(--celeste); }
.bg-azul .hl { color: var(--blanco); }
.eyebrow {
  display: block; font-weight: 600; font-size: .75rem; letter-spacing: .14em; text-transform: uppercase;
  margin-bottom: 1.1rem; color: var(--azul);
}
.bg-navy .eyebrow { color: var(--celeste); }
.bg-azul .eyebrow { color: var(--blanco); }
.lead { font-size: clamp(1.02rem, 1.8vw, 1.15rem); line-height: 1.5; max-width: 40ch; }
.sec-head { max-width: 26ch; margin-bottom: clamp(2rem, 5vw, 3.25rem); }
.sec-head h2 { max-width: 24ch; }

/* Marcadores para completar */
.todo {
  display: inline; background: #FFF1A8; color: #4A3B00; font-weight: 600; font-size: .92em;
  padding: .05em .4em; border-radius: 4px; border: 1.5px dashed #C9A800; line-height: 1.8;
}
.ph {
  display: flex; flex-direction: column; justify-content: center; gap: .35rem;
  background: var(--celeste-tenue); border: 2px dashed var(--celeste); border-radius: 18px;
  padding: 1.25rem; color: var(--tinta-suave); text-align: left;
}
.ph b { font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--azul); }
.ph span { font-size: .95rem; line-height: 1.4; }
.bg-navy .ph { background: transparent; border-color: var(--linea-navy); color: var(--celeste-claro); }
.bg-navy .ph b { color: var(--celeste); }

/* Botones */
.btn {
  display: inline-flex; align-items: center; gap: .8rem; text-decoration: none;
  font-family: var(--texto); font-weight: 600; font-size: 1rem; line-height: 1;
  padding: .95rem 1.5rem; border-radius: 999px; border: 2px solid var(--azul);
  background: var(--azul); color: var(--blanco); cursor: pointer;
  transition: background-color .2s ease, color .2s ease, border-color .2s ease, transform .2s ease;
}
.btn svg, .arrow { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; transition: transform .2s ease; flex-shrink: 0; }
.btn:hover { background: var(--navy); border-color: var(--navy); transform: translateY(-2px); }
.btn:hover svg { transform: translateX(4px); }
.btn:active { transform: translateY(0); }
.btn--blanco { background: var(--blanco); border-color: var(--blanco); color: var(--navy); font-size: 1.05rem; padding: 1rem 1.75rem; }
.btn--blanco:hover { background: var(--celeste); border-color: var(--celeste); color: var(--navy); }
.btn--sm { font-size: .95rem; padding: .7rem 1.2rem; gap: .5rem; }
.btn--sm svg { width: 18px; height: 18px; }

/* Nav */
.nav { position: sticky; top: 0; z-index: 100; background: var(--blanco); border-bottom: 1.5px solid var(--celeste-fondo); }
.nav .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; height: 68px; }
.nav .logo img { height: 40px; width: auto; }
.nav ul { display: none; list-style: none; gap: 2rem; }
.nav ul a { text-decoration: none; font-weight: 600; font-size: .95rem; color: var(--navy); transition: color .2s; }
.nav ul a:hover { color: var(--azul); }

/* Hero */
.hero { padding-top: clamp(2.5rem, 7vw, 5.5rem); }
.hero .wrap { display: grid; gap: 3rem; align-items: center; }
.pastilla {
  display: inline-block; background: var(--celeste); color: var(--navy); font-weight: 600;
  font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; padding: .5rem 1.1rem;
  border-radius: 999px; margin-bottom: 1.6rem;
}
.hero h1 { margin-bottom: 1.25rem; }
.hero .lead { margin-bottom: 1.8rem; }
.hero-nota { margin-top: 1.1rem; font-size: .92rem; max-width: 40ch; }
.foto { margin: 0; border-radius: 18px; overflow: hidden; background: var(--celeste-tenue); }
.foto img { width: 100%; height: 100%; object-fit: cover; }
.foto--hero { aspect-ratio: 4 / 5; }
.foto--hero img { object-position: 60% 40%; }
.foto--banda { aspect-ratio: 16 / 10; margin-bottom: clamp(2rem, 5vw, 3rem); }
.foto--banda img { object-position: 55% 42%; }
.foto--proceso { aspect-ratio: 4 / 5; margin-top: 2.5rem; }

/* Página de gracias */
.hero.hero--centro .wrap { grid-template-columns: 1fr; max-width: 760px; text-align: center; }
.hero--centro .lead, .hero--centro .hero-nota { margin-left: auto; margin-right: auto; }
.check { width: 72px; height: 72px; border-radius: 50%; background: var(--azul); display: flex; align-items: center; justify-content: center; margin: 0 auto 1.6rem; }
.check svg { width: 34px; height: 34px; fill: none; stroke: var(--blanco); stroke-width: 2.5; stroke-linecap: round; stroke-linejoin: round; }
.proceso.proceso--solo .wrap { grid-template-columns: 1fr; max-width: 760px; }
.btn--linea { background: transparent; color: var(--azul); }
.btn--linea:hover { background: var(--navy); color: var(--blanco); }

/* Probar asistente */
.probar .wrap { display: grid; gap: 2.5rem; align-items: start; }
.probar h2 { margin-bottom: clamp(.8rem, 2.5vh, 1.5rem); max-width: 16ch; }
.pruebas { list-style: none; counter-reset: p; }
.pruebas h3 { font-size: 1.2rem; line-height: 1.2; }
.pruebas li { counter-increment: p; position: relative; padding: clamp(.8rem, 2vh, 1.4rem) 0 clamp(.8rem, 2vh, 1.4rem) 3.4rem; border-top: 2px solid var(--navy); }
.pruebas li::before { content: counter(p); position: absolute; left: 0; top: clamp(.6rem, 1.8vh, 1.15rem); font-family: var(--display); font-weight: 800; font-size: 2.2rem; line-height: 1; color: var(--azul); }
.pruebas li p { margin-top: .4rem; max-width: 40ch; }
.widget-marco { width: 100%; max-width: 440px; --h: 600px; height: var(--h); margin: 0 auto; border: 2px solid var(--navy); border-radius: 18px; overflow: hidden; background: var(--blanco); position: relative; }
.widget-marco chat-widget { display: block; --chat-widget-height: calc(var(--h) - 4px); --chat-widget-max-height: 100%; }
.widget-nota { max-width: 440px; margin: .9rem auto 0; font-size: .85rem; text-align: center; }

/* Método (navy) */
.paso { display: grid; gap: .5rem; padding: 1.6rem 0; border-top: 2px solid var(--linea-navy); }
.paso:last-child { border-bottom: 2px solid var(--linea-navy); }
.paso .num { font-family: var(--display); font-weight: 800; font-size: clamp(2.8rem, 7vw, 4.2rem); line-height: .9; letter-spacing: -.03em; color: var(--celeste); }
.paso h3 { margin-bottom: .2rem; }
.paso p { color: var(--celeste-claro); max-width: 46ch; font-size: 1rem; }

/* Pago (azul) */
.pago .wrap { display: grid; gap: 2.5rem; align-items: center; }
.pago .gigante { font-family: var(--display); font-weight: 800; font-size: clamp(6rem, 26vw, 12rem); line-height: .8; letter-spacing: -.05em; color: var(--blanco); }
.pago h2 { margin-bottom: 1rem; max-width: 14ch; }
.pago p { color: var(--blanco); max-width: 44ch; margin-bottom: 1.4rem; font-size: 1.05rem; }
.lista { list-style: none; display: grid; gap: .6rem; }
.lista li { background: var(--celeste-tenue); color: var(--navy); font-weight: 600; border-radius: 14px; padding: .9rem 1.25rem; }

/* Proceso */
.proceso ol { list-style: none; display: grid; gap: 0; counter-reset: p; }
.proceso li { counter-increment: p; padding: 1.5rem 0 1.5rem 3.4rem; position: relative; border-top: 2px solid var(--navy); }
.proceso li::before { content: counter(p); position: absolute; left: 0; top: 1.25rem; font-family: var(--display); font-weight: 800; font-size: 2.4rem; line-height: 1; color: var(--azul); }
.proceso li p { max-width: 42ch; margin-top: .5rem; }

/* Nosotros */
.nosotros .wrap { display: grid; gap: 2.5rem; align-items: center; }
.foto--equipo { aspect-ratio: 1 / 1; }
.foto--equipo img { object-position: 50% 15%; }
.nosotros h2 { margin-bottom: 1.2rem; max-width: 18ch; }
.nosotros p + p { margin-top: 1rem; }

/* FAQ */
.faq-lista { max-width: 820px; }
.faq-lista details { border-top: 2px solid var(--celeste-fondo); }
.faq-lista details:last-child { border-bottom: 2px solid var(--celeste-fondo); }
.faq-lista summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 1.5rem;
  padding: 1.25rem 0; font-family: var(--display); font-weight: 800; font-size: clamp(1.05rem, 2vw, 1.25rem);
  line-height: 1.2; letter-spacing: -.01em; color: var(--navy); transition: color .2s;
}
.faq-lista summary::-webkit-details-marker { display: none; }
.faq-lista summary:hover { color: var(--azul); }
.faq-lista summary svg { width: 26px; height: 26px; fill: none; stroke: var(--azul); stroke-width: 2; stroke-linecap: round; transition: transform .25s ease; flex-shrink: 0; }
.faq-lista details[open] summary svg { transform: rotate(45deg); }
.faq-lista .resp { padding: 0 0 1.6rem; max-width: 62ch; }

/* CTA final */
.cierre { text-align: left; }
.cierre h2 { font-size: clamp(2.2rem, 6.5vw, 4rem); max-width: 14ch; margin-bottom: 1.4rem; }
.cierre .lead { color: var(--celeste-claro); margin-bottom: 2.2rem; }
.cierre-grid { display: grid; gap: 2.5rem; align-items: start; }
.form-marco { background: var(--blanco); border: 2px solid var(--navy); border-radius: 14px; padding: .5rem; min-height: 640px; }
.form-marco iframe { display: block; min-height: 624px; }
.contacto { display: grid; gap: 1rem; font-size: 1rem; }
.contacto b { color: var(--blanco); font-weight: 600; display: block; font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; margin-bottom: .2rem; }
.contacto a { color: var(--blanco); text-decoration: underline; text-underline-offset: 4px; }

/* Footer */
.pie { background: var(--navy); color: var(--celeste-claro); padding: 2rem 0 6rem; border-top: 2px solid var(--linea-navy); font-size: .92rem; }
.pie .wrap { display: grid; gap: 2rem; }
.pie-marca { display: grid; gap: .5rem; }
.pie-copy { padding-top: 1.5rem; border-top: 2px solid var(--linea-navy); font-size: .85rem; }
.pie-logo { display: block; width: auto; height: 40px; }
.wordmark { display: inline-flex; align-items: center; gap: .6rem; font-weight: 600; font-size: 1.1rem; color: var(--blanco); text-decoration: none; }
.wordmark::before { content: ''; width: 14px; height: 14px; border-radius: 50%; background: var(--celeste); }

/* WhatsApp fijo */
.wa-fijo {
  position: fixed; right: 1rem; bottom: 1rem; z-index: 150;
  display: inline-flex; align-items: center; gap: .6rem; text-decoration: none;
  background: var(--azul); color: var(--blanco); font-weight: 600; font-size: 1rem;
  padding: .95rem 1.4rem; border-radius: 999px; border: 2px solid var(--blanco);
  transition: background-color .2s ease, transform .2s ease;
}
.wa-fijo svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.wa-fijo:hover { background: var(--navy); transform: translateY(-2px); }

/* Aparición al hacer scroll */
.js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .7s ease, transform .7s ease; }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .btn, .btn svg, .wa-fijo { transition: none; }
}

/* Tablet y escritorio */
@media (min-width: 760px) {
  .nav ul { display: flex; }
  .nav .logo img { height: 42px; }
  .hero .wrap { grid-template-columns: 1.25fr .75fr; gap: 4rem; }
  .paso { grid-template-columns: 7rem 1fr 1.2fr; gap: 2rem; align-items: baseline; padding: 1.8rem 0; }
  .paso h3 { margin-bottom: 0; }
  .pago .wrap { grid-template-columns: auto 1fr; gap: 5rem; }
  .foto--banda { aspect-ratio: 21 / 9; }
  .probar .wrap { grid-template-columns: .9fr 1.1fr; gap: 4.5rem; }
  .pagina-probar section { max-height: 90vh; display: flex; align-items: safe center; padding-block: clamp(1.5rem, 5vh, 4rem); }
  .pagina-probar section > .wrap { width: 100%; }
  .pagina-probar .widget-marco { --h: min(620px, 66vh); }
  .proceso .wrap { display: grid; grid-template-columns: 1.15fr .85fr; gap: 4.5rem; align-items: center; }
  .foto--proceso { margin-top: 0; }
  .nosotros .wrap { grid-template-columns: .8fr 1.2fr; gap: 4.5rem; }
  .cierre-grid { grid-template-columns: 1fr 1fr; gap: 4.5rem; }
  .cierre-grid h2 { font-size: clamp(2rem, 3.6vw, 2.8rem); }
  .pie .wrap { grid-template-columns: 1fr auto; align-items: start; }
  .pie .contacto { grid-template-columns: repeat(3, auto); gap: 3rem; }
  .pie-copy { grid-column: 1 / -1; }
  .wa-fijo { right: 1.75rem; bottom: 1.75rem; }
}