/* =========================================================================
   BitCodex IA — landing
   Paleta: tinta azul noche, papel frío, azul BitCodex, verde de chat.
   Tipografía: Bricolage Grotesque (titulares) + Figtree (texto). Autoalojadas.
   ========================================================================= */

@font-face {
  font-family: "Bricolage Grotesque";
  src: url("../fonts/bricolage.woff2") format("woff2");
  font-weight: 200 800;
  font-display: swap;
}
@font-face {
  font-family: "Figtree";
  src: url("../fonts/figtree.woff2") format("woff2");
  font-weight: 300 900;
  font-display: swap;
}

:root {
  --ink: #10213F;
  --ink-2: #2B3D5E;
  --muted: #55657F;
  --paper: #F3F6FB;
  --card: #FFFFFF;
  --line: #D6DFEC;
  --blue: #0A5CFF;
  --blue-deep: #0743B8;
  --blue-tint: #E3ECFF;
  --chat-bg: #E9EEF5;
  --bubble-out: #D8F8E2;
  --ok: #0B7A4B;
  --amber: #FFB020;

  --display: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --text: "Figtree", "Segoe UI", system-ui, sans-serif;

  /* escala modular 1.25 sobre 18px */
  --fs-sm: 0.889rem;
  --fs-base: 1rem;
  --fs-md: 1.25rem;
  --fs-lg: 1.563rem;
  --fs-xl: clamp(1.9rem, 1.3rem + 2.2vw, 2.75rem);
  --fs-hero: clamp(2.4rem, 1.4rem + 4.2vw, 4.6rem);

  --gutter: clamp(1rem, 0.6rem + 2vw, 2rem);
  --section: clamp(4rem, 3rem + 5vw, 7.5rem);
  --radius: 14px;
}

*, *::before, *::after { box-sizing: border-box; }
html { font-size: 112.5%; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (max-width: 640px) { html { font-size: 106.25%; } }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--text);
  font-size: var(--fs-base);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; }
a { color: var(--blue-deep); text-underline-offset: 0.18em; }
a:hover { color: var(--blue); }
:focus-visible { outline: 3px solid var(--amber); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { font-family: var(--display); font-weight: 700; line-height: 1.08; letter-spacing: -0.015em; margin: 0; }
h3 { font-size: var(--fs-md); line-height: 1.2; letter-spacing: -0.005em; }
p { margin: 0; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 0.5rem; background: var(--ink); color: #fff; padding: 0.6rem 1rem; z-index: 100; border-radius: 8px; }
.skip:focus { left: 0.5rem; }

.wrap { width: min(1180px, 100% - 2 * var(--gutter)); margin-inline: auto; }
.wrap--text { width: min(720px, 100% - 2 * var(--gutter)); }

.icon { width: 1.15em; height: 1.15em; flex: none; vertical-align: -0.2em; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.55rem;
  min-height: 3rem; padding: 0.7rem 1.35rem;
  font: 600 var(--fs-base)/1.1 var(--text);
  color: #fff; background: var(--blue); border: 2px solid var(--blue);
  border-radius: 999px; text-decoration: none; cursor: pointer;
  transition: background-color .15s ease, border-color .15s ease, color .15s ease;
}
.btn:hover { background: var(--blue-deep); border-color: var(--blue-deep); color: #fff; }
.btn--small { min-height: 2.4rem; padding: 0.45rem 1rem; font-size: var(--fs-sm); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn--ghost:hover { background: var(--card); color: var(--ink); border-color: var(--ink-2); }
.btn--outline { background: transparent; color: var(--blue-deep); border-color: var(--blue); }
.btn--outline:hover { background: var(--blue); color: #fff; }
.btn--light { background: #fff; color: var(--blue-deep); border-color: #fff; }
.btn--light:hover { background: var(--blue-tint); border-color: var(--blue-tint); color: var(--blue-deep); }
.link-button { background: none; border: 0; padding: 0; font: inherit; font-weight: 600; color: var(--blue-deep); text-decoration: underline; text-underline-offset: 0.18em; cursor: pointer; }

/* ---------- Cabecera ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: rgb(243 246 251 / 0.92); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid transparent; transition: border-color .2s; }
.site-header.is-scrolled { border-bottom-color: var(--line); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; min-height: 4.2rem; gap: 1rem; }
.brand { display: inline-flex; align-items: center; gap: 0.55rem; color: var(--ink); text-decoration: none; }
.brand:hover { color: var(--ink); }
.brand__mark { width: 2rem; height: 2rem; color: var(--blue); }
.brand__name { font: 700 1.1rem/1 var(--display); letter-spacing: -0.01em; }
.site-nav { display: flex; align-items: center; gap: 1.6rem; }
.site-nav a:not(.btn) { color: var(--ink-2); text-decoration: none; font-weight: 500; font-size: var(--fs-sm); }
.site-nav a:not(.btn):hover { color: var(--blue-deep); }
.nav-toggle { display: none; background: none; border: 1px solid var(--line); border-radius: 10px; width: 2.6rem; height: 2.6rem; color: var(--ink); cursor: pointer; }
.nav-toggle .icon { width: 1.4rem; height: 1.4rem; }
@media (max-width: 880px) {
  .nav-toggle { display: inline-grid; place-items: center; }
  .site-nav { position: absolute; inset: 100% 0 auto; flex-direction: column; align-items: stretch; gap: 0; padding: 0.5rem var(--gutter) 1.2rem; background: var(--paper); border-bottom: 1px solid var(--line); display: none; }
  .site-nav.is-open { display: flex; }
  .site-nav a:not(.btn) { padding: 0.85rem 0; font-size: var(--fs-base); border-bottom: 1px solid var(--line); }
  .site-nav .btn { margin-top: 1rem; }
}

/* ---------- Hero ---------- */
.hero { padding: clamp(2.5rem, 2rem + 4vw, 5.5rem) 0 var(--section); }
.hero__grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr); gap: clamp(2rem, 1rem + 4vw, 5rem); align-items: center; }
.hero__title { font-size: var(--fs-hero); font-weight: 750; letter-spacing: -0.03em; line-height: 1.0; max-width: 13.5ch; font-variation-settings: "wdth" 90; }
.hero__lead { margin-top: 1.6rem; font-size: var(--fs-md); line-height: 1.5; color: var(--ink-2); max-width: 36ch; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2rem; }
.hero__points { list-style: none; padding: 0; margin: 2rem 0 0; display: grid; gap: 0.5rem; color: var(--muted); font-size: var(--fs-sm); }
.hero__points li { display: flex; gap: 0.5rem; align-items: center; }
.hero__points .icon { color: var(--ok); }
@media (max-width: 920px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__title { max-width: 16ch; }
}

/* ---------- Teléfono / chat ---------- */
.hero__demo { display: grid; gap: 1.1rem; justify-items: center; }
.phone {
  margin: 0; width: min(390px, 100%);
  background: var(--chat-bg);
  border-radius: 34px;
  border: 10px solid var(--ink);
  box-shadow: 0 30px 60px -28px rgb(16 33 63 / 0.55);
  overflow: hidden;
}
.phone__bar { display: flex; align-items: center; gap: 0.7rem; padding: 0.85rem 1rem; background: var(--ink); color: #fff; }
.phone__avatar { width: 2.3rem; height: 2.3rem; border-radius: 50%; background: var(--blue); display: grid; place-items: center; font: 700 1rem/1 var(--display); }
.phone__who { display: grid; line-height: 1.2; }
.phone__who strong { font-weight: 600; font-size: 0.95rem; }
.phone__who small { color: #A9B8D3; font-size: 0.78rem; }
.phone__screen { display: flex; flex-direction: column; gap: 0.55rem; padding: 1.1rem 0.85rem 1.3rem; height: 27.5rem; overflow: hidden; justify-content: flex-end; }

.msg { max-width: 84%; padding: 0.5rem 0.7rem 0.35rem; border-radius: 12px; font-size: 0.86rem; line-height: 1.38; position: relative; box-shadow: 0 1px 0 rgb(16 33 63 / 0.08); }
.msg--in { align-self: flex-start; background: #fff; border-top-left-radius: 4px; }
.msg--out { align-self: flex-end; background: var(--bubble-out); border-top-right-radius: 4px; }
.msg__text { white-space: pre-line; }
.msg__time { display: flex; justify-content: flex-end; align-items: center; gap: 0.2rem; margin-top: 0.15rem; font-size: 0.68rem; color: var(--muted); }
.msg__ticks { width: 1rem; height: 1rem; color: #3B82F6; }
.msg__chips { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 0.5rem; }
.chip { padding: 0.25rem 0.6rem; border-radius: 999px; background: #fff; border: 1px solid #A7DDBA; color: var(--ok); font-weight: 600; font-size: 0.78rem; }
.msg__card { display: grid; gap: 0.15rem; min-width: 13rem; padding: 0.15rem 0 0.2rem; }
.msg__card-title { display: flex; align-items: center; gap: 0.4rem; color: var(--ok); font-weight: 700; margin-bottom: 0.2rem; }
.msg__card span { color: var(--ink-2); }
.msg--typing { padding: 0.65rem 0.8rem; }
.dots { display: inline-flex; gap: 0.25rem; }
.dots i { width: 0.42rem; height: 0.42rem; border-radius: 50%; background: #8A9AB5; animation: blink 1.1s infinite ease-in-out; }
.dots i:nth-child(2) { animation-delay: .15s; }
.dots i:nth-child(3) { animation-delay: .3s; }
@keyframes blink { 0%, 80%, 100% { opacity: .25; transform: translateY(0); } 40% { opacity: 1; transform: translateY(-2px); } }
.msg.is-new { animation: pop .28s ease-out both; }
@keyframes pop { from { opacity: 0; transform: translateY(8px) scale(.98); } to { opacity: 1; transform: none; } }

.sector-tabs { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.45rem; max-width: 30rem; }
.sector-tabs__label { width: 100%; text-align: center; font-size: var(--fs-sm); color: var(--muted); margin-bottom: 0.15rem; }
.sector-tab { font: 500 var(--fs-sm)/1 var(--text); padding: 0.55rem 0.9rem; border-radius: 999px; border: 1px solid var(--line); background: var(--card); color: var(--ink-2); cursor: pointer; }
.sector-tab:hover { border-color: var(--ink-2); }
.sector-tab[aria-selected="true"] { background: var(--ink); border-color: var(--ink); color: #fff; }

/* ---------- Secciones comunes ---------- */
.section-title { font-size: var(--fs-xl); max-width: 22ch; }
.section-title--narrow { max-width: 20ch; }
.section-title--light { color: #fff; }
.section-lead { margin-top: 1rem; font-size: var(--fs-md); color: var(--ink-2); max-width: 52ch; line-height: 1.5; }

/* Problemas */
.problems { padding: var(--section) 0; background: var(--card); border-block: 1px solid var(--line); }
.problems__list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1.5rem, 1rem + 2vw, 3rem); margin-top: 3rem; }
.problem { border-top: 3px solid var(--ink); padding-top: 1.2rem; }
.problem p { margin-top: 0.6rem; color: var(--ink-2); }
@media (max-width: 820px) { .problems__list { grid-template-columns: 1fr; } }

/* Cómo funciona (secuencia real → lista numerada) */
.how { padding: var(--section) 0; }
.how__grid { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: clamp(2rem, 1rem + 4vw, 5rem); align-items: start; }
.how .section-title { position: sticky; top: 6rem; }
.steps { list-style: none; margin: 0; padding: 0; counter-reset: step; display: grid; gap: 0; }
.step { counter-increment: step; display: grid; grid-template-columns: 3.4rem 1fr; column-gap: 1rem; padding: 1.6rem 0; border-top: 1px solid var(--line); }
.step:last-child { border-bottom: 1px solid var(--line); }
.step::before { content: counter(step); grid-row: span 2; font: 700 2.2rem/1 var(--display); color: var(--blue); }
.step p { margin-top: 0.4rem; color: var(--ink-2); max-width: 54ch; }
@media (max-width: 820px) { .how__grid { grid-template-columns: 1fr; } .how .section-title { position: static; } }

/* Funciones */
.features { padding: 0 0 var(--section); }
.features__list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: clamp(2rem, 1rem + 4vw, 5rem); margin: 2.5rem 0 0; }
.feature { padding: 1.3rem 0; border-top: 1px solid var(--line); }
.feature dt { font: 700 var(--fs-md)/1.2 var(--display); }
.feature dd { margin: 0.4rem 0 0; color: var(--ink-2); max-width: 46ch; }
@media (max-width: 720px) { .features__list { grid-template-columns: 1fr; } }

/* Sectores */
.sectors { padding: var(--section) 0; background: var(--blue-tint); }
.sectors__list { list-style: none; padding: 0; margin: 2.5rem 0 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.5rem; }
.sector { display: flex; flex-direction: column; gap: 0.6rem; padding-top: 1.1rem; border-top: 3px solid var(--blue); }
.sector p { color: var(--ink-2); flex: 1; }
.sector .link-button { align-self: flex-start; }
@media (max-width: 980px) { .sectors__list { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 560px) { .sectors__list { grid-template-columns: 1fr; } }

/* Laboratorio */
.lab { padding: var(--section) 0; background: var(--ink); color: #fff; }
.lab__grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr); gap: clamp(2rem, 1rem + 4vw, 5rem); align-items: center; }
.lab__text { margin-top: 1.2rem; color: #C5D1E6; font-size: var(--fs-md); line-height: 1.55; max-width: 50ch; }
.lab__report { background: #182C51; border: 1px solid #2B4373; border-radius: var(--radius); padding: 1.8rem; }
.lab__score { display: flex; align-items: baseline; gap: 0.2rem; font-family: var(--display); }
.lab__score-num { font-size: clamp(4rem, 3rem + 4vw, 6.5rem); font-weight: 750; line-height: 0.9; letter-spacing: -0.04em; color: #7CE3A6; }
.lab__score-of { font-size: var(--fs-lg); color: #8EA2C6; }
.lab__score-label { margin-top: 0.4rem; color: #A9B8D3; font-size: var(--fs-sm); }
.lab__findings { list-style: none; padding: 0; margin: 1.4rem 0 0; display: grid; gap: 0.7rem; font-size: var(--fs-sm); color: #DCE4F2; }
.lab__findings li { display: flex; gap: 0.5rem; }
.lab__findings .icon { color: #7CE3A6; margin-top: 0.15rem; }
@media (max-width: 860px) { .lab__grid { grid-template-columns: 1fr; } }

/* Precios */
.pricing { padding: var(--section) 0; }
.pricing__promo { display: inline-block; margin-top: 1.6rem; padding: 0.6rem 1rem; background: #FFF3D6; border-left: 4px solid var(--amber); border-radius: 6px; font-weight: 500; }
.plans { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 2.8rem; border: 1px solid var(--line); border-radius: 22px; background: var(--card); }
.plan { display: flex; flex-direction: column; padding: 2rem clamp(1.2rem, 0.8rem + 1.2vw, 2rem); }
.plan + .plan { border-left: 1px solid var(--line); }
.plan--highlight { background: var(--blue); color: #fff; border-radius: 22px; margin: -14px 0; padding-block: calc(2rem + 14px); box-shadow: 0 24px 50px -24px rgb(10 92 255 / 0.6); border-left: 0 !important; }
.plan--highlight + .plan { border-left: 0; }
.plan__head { position: relative; }
.plan__name { font-size: var(--fs-lg); }
.plan__badge { position: absolute; top: 0.15rem; right: 0; display: inline-block; padding: 0.2rem 0.65rem; background: var(--amber); color: var(--ink); border-radius: 999px; font-size: 0.78rem; font-weight: 700; }
.plan__for { margin-top: 0.6rem; color: var(--muted); font-size: var(--fs-sm); min-height: 2.8em; }
.plan--highlight .plan__for { color: #D9E4FF; }
.plan__prices { margin-top: 1.4rem; padding: 1.2rem 0; border-block: 1px solid var(--line); display: grid; gap: 0.9rem; }
.plan--highlight .plan__prices { border-color: rgb(255 255 255 / 0.25); }
.plan__monthly, .plan__setup { display: block; }
.plan__amount { font: 750 clamp(2rem, 1.6rem + 1.4vw, 2.7rem)/1 var(--display); letter-spacing: -0.03em; }
.plan__per { font-weight: 600; margin-left: 0.15rem; }
.plan__setup-amount { font: 700 var(--fs-md)/1.1 var(--display); }
.plan__price-label { display: block; font-size: 0.8rem; color: var(--muted); margin-top: 0.25rem; }
.plan--highlight .plan__price-label { color: #C9D7FF; }
.plan__features { list-style: none; padding: 0; margin: 1.4rem 0 1.8rem; display: grid; align-content: start; gap: 0.6rem; font-size: var(--fs-sm); flex: 1; }
.plan__features li { display: flex; gap: 0.5rem; }
.plan__features .icon { color: var(--ok); margin-top: 0.12rem; }
.plan--highlight .plan__features .icon { color: #9EF0BF; }
.plan__cta { width: 100%; }
.pricing__notes { margin-top: 2.2rem; color: var(--muted); font-size: var(--fs-sm); max-width: 80ch; }
@media (max-width: 920px) {
  .plans { grid-template-columns: 1fr; border: 0; background: none; gap: 1.2rem; }
  .plan { background: var(--card); border: 1px solid var(--line); border-radius: 22px; }
  .plan + .plan { border-left: 1px solid var(--line); }
  .plan--highlight { margin: 0; padding-block: 2rem; border: 0; background: var(--blue); }
  .plan--highlight + .plan { border-left: 1px solid var(--line); }
  .plan__for { min-height: 0; }
}

/* Preguntas */
.faq { padding: 0 0 var(--section); }
.faq__grid { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: clamp(2rem, 1rem + 4vw, 5rem); }
.faq__item { border-top: 1px solid var(--line); }
.faq__item:last-child { border-bottom: 1px solid var(--line); }
.faq__item summary { list-style: none; cursor: pointer; padding: 1.2rem 2.4rem 1.2rem 0; font: 600 var(--fs-md)/1.3 var(--display); position: relative; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after { content: ""; position: absolute; right: 0.4rem; top: 50%; width: 0.7rem; height: 0.7rem; border-right: 2px solid var(--ink-2); border-bottom: 2px solid var(--ink-2); transform: translateY(-70%) rotate(45deg); transition: transform .2s; }
.faq__item[open] summary::after { transform: translateY(-30%) rotate(-135deg); }
.faq__item p { padding: 0 0 1.3rem; color: var(--ink-2); max-width: 64ch; }
@media (max-width: 820px) { .faq__grid { grid-template-columns: 1fr; } }

/* Demo + formulario */
.demo { padding: var(--section) 0; background: var(--card); border-top: 1px solid var(--line); }
.demo__grid { display: grid; grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr); gap: clamp(2rem, 1rem + 4vw, 5rem); align-items: start; }
.demo__copy .btn { margin-top: 1.8rem; }
@media (max-width: 880px) { .demo__grid { grid-template-columns: 1fr; } }

.lead-form { display: grid; gap: 1rem; padding: clamp(1.2rem, 0.8rem + 1.5vw, 2rem); background: var(--paper); border-radius: 20px; border: 1px solid var(--line); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 560px) { .field-row { grid-template-columns: 1fr; } }
.field { display: grid; gap: 0.35rem; font-weight: 600; font-size: var(--fs-sm); }
.field input, .field select, .field textarea {
  font: 400 var(--fs-base)/1.4 var(--text); color: var(--ink);
  width: 100%; padding: 0.75rem 0.85rem; background: #fff;
  border: 1.5px solid var(--line); border-radius: 10px;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgb(10 92 255 / 0.18); }
.field.is-invalid input, .field.is-invalid select { border-color: #C2362B; }
.check { display: flex; gap: 0.6rem; align-items: flex-start; font-size: var(--fs-sm); color: var(--ink-2); }
.check input { width: 1.15rem; height: 1.15rem; margin-top: 0.15rem; accent-color: var(--blue); flex: none; }
.check.is-invalid { color: #C2362B; }
.lead-form__error { padding: 0.75rem 1rem; background: #FDECEA; color: #8E2219; border-radius: 10px; font-size: var(--fs-sm); }
.lead-form__submit { justify-self: start; }
.lead-form__submit[disabled] { opacity: .7; cursor: progress; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

/* Páginas internas */
.inner-page { padding: clamp(2.5rem, 2rem + 3vw, 4.5rem) 0 var(--section); }
.page__title { font-size: var(--fs-xl); margin-bottom: 1.5rem; }
.page__meta { color: var(--muted); margin: -0.8rem 0 1.5rem; }
.prose { color: var(--ink-2); }
.prose h2 { font-size: var(--fs-lg); color: var(--ink); margin: 2.2rem 0 0.8rem; }
.prose h3 { margin: 1.6rem 0 0.5rem; color: var(--ink); }
.prose p, .prose ul, .prose ol, .prose table { margin: 0 0 1rem; }
.prose li { margin-bottom: 0.35rem; }
.prose table { width: 100%; border-collapse: collapse; font-size: var(--fs-sm); }
.prose th, .prose td { text-align: left; padding: 0.55rem 0.6rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.post-list { list-style: none; padding: 0; margin: 0; }
.post-list li { padding: 1.3rem 0; border-top: 1px solid var(--line); display: grid; gap: 0.3rem; }
.post-list a { font: 700 var(--fs-md)/1.25 var(--display); color: var(--ink); text-decoration: none; }
.post-list time { color: var(--muted); font-size: var(--fs-sm); }
.post-cta { margin-top: 3rem; padding: 1.6rem; background: var(--blue-tint); border-radius: var(--radius); display: grid; gap: 1rem; justify-items: start; }

.thanks { padding: clamp(3rem, 2rem + 5vw, 7rem) 0 var(--section); }
.thanks__mark { display: inline-grid; place-items: center; width: 3.6rem; height: 3.6rem; border-radius: 50%; background: var(--bubble-out); color: var(--ok); margin-bottom: 1.4rem; }
.thanks__mark .icon { width: 2rem; height: 2rem; }
.thanks__actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2rem; }

/* Pie */
.site-footer { background: var(--ink); color: #C5D1E6; padding: 3.5rem 0 2rem; font-size: var(--fs-sm); }
.site-footer a { color: #fff; text-decoration: none; }
.site-footer a:hover { text-decoration: underline; color: #fff; }
.brand--light, .brand--light:hover { color: #fff; }
.brand--light .brand__mark { color: #6FA0FF; }
.site-footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 0.6fr; gap: 2rem; }
.site-footer__text { margin-top: 0.9rem; max-width: 34ch; }
.site-footer__contact { margin-top: 1rem; line-height: 1.9; }
.site-footer__legal, .site-footer__countries { display: grid; gap: 0.55rem; align-content: start; }
.site-footer__countries a[aria-current] { color: #7CE3A6; }
.site-footer__bottom { margin-top: 2.5rem; padding-top: 1.4rem; border-top: 1px solid #2B4373; display: grid; gap: 0.4rem; color: #8EA2C6; font-size: 0.8rem; }
@media (max-width: 760px) { .site-footer__grid { grid-template-columns: 1fr; } }

/* Botón flotante de WhatsApp */
.wa-float { position: fixed; right: 1.1rem; bottom: 1.1rem; z-index: 40; width: 3.6rem; height: 3.6rem; border-radius: 50%; display: grid; place-items: center; background: var(--ok); color: #fff; box-shadow: 0 12px 28px -10px rgb(11 122 75 / 0.7); }
.wa-float:hover { background: #096A41; color: #fff; }
.wa-float .icon { width: 1.6rem; height: 1.6rem; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}