/* ==========================================================================
   LOSINNO BLANCO & CÍA — Estudio Contable
   Hoja de estilos principal · estética editorial / capítulo de novela clásica
   ========================================================================== */

/* ---------- 1. TOKENS ---------------------------------------------------- */
:root {
  /* Paleta principal */
  --color-black-bean:   #340B01;
  --color-kobicha:      #6B4028;
  --color-cambridge:    #7B967A;
  --color-ash-gray:     #BED4C2;
  --color-alabaster:    #ECE6D8;

  /* Neutros cálidos */
  --color-ink:          #1A1512;
  --color-paper:        #FAF8F4;
  --color-paper-warm:   #F2EBDD;

  /* Roles semánticos */
  --bg-page:            var(--color-paper);
  --bg-section:         var(--color-paper-warm);
  --bg-deep:            var(--color-black-bean);
  --bg-deep-alt:        #2A0901;
  --ink-primary:        var(--color-ink);
  --ink-secondary:      #4A3D34;
  --ink-inverse:        var(--color-paper);
  --ink-muted:          #6B5A4E;
  --ink-deep-muted:     #8B7E72;
  --accent:             var(--color-cambridge);
  --accent-deep:        #5E7A5D;
  --accent-soft:        #A8BFA7;
  --rule:               rgba(107, 64, 40, 0.25);
  --rule-soft:          rgba(107, 64, 40, 0.15);
  --rule-strong:        rgba(107, 64, 40, 0.55);

  /* Tipografía */
  --font-heading:       'Merriweather', 'Playfair Display', Georgia, serif;
  --font-body:          'Source Sans 3', 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display:       'Merriweather', 'Playfair Display', Georgia, serif;

  /* Escala tipográfica fluida */
  --fs-display:         clamp(2.75rem, 5.5vw + 1rem, 5.5rem);
  --fs-h1:              clamp(2rem, 3.5vw + 1rem, 3.5rem);
  --fs-h2:              clamp(1.625rem, 2vw + 1rem, 2.5rem);
  --fs-h3:              clamp(1.25rem, 1vw + 1rem, 1.625rem);
  --fs-lead:            clamp(1.0625rem, 0.4vw + 0.95rem, 1.25rem);
  --fs-body:            1.0625rem;
  --fs-small:           0.9375rem;
  --fs-kicker:          0.8125rem;

  /* Espaciado (base 8) */
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4.5rem;
  --space-7: 6rem;
  --space-8: 8rem;

  /* Geometría */
  --container:          min(1180px, 92vw);
  --container-narrow:   min(820px, 92vw);
  --container-wide:     min(1320px, 96vw);

  /* Otros */
  --radius-sm:          2px;
  --radius:             4px;
  --shadow-paper:       0 1px 0 rgba(107,64,40,.08), 0 12px 28px -16px rgba(52,11,1,.18);
  --shadow-hover:       0 18px 40px -18px rgba(52,11,1,.32);
  --transition-fast:    150ms cubic-bezier(0.22, 1, 0.36, 1);
  --transition:         280ms cubic-bezier(0.22, 1, 0.36, 1);
  --transition-slow:    520ms cubic-bezier(0.22, 1, 0.36, 1);
  --transition-move:    380ms cubic-bezier(0.25, 1, 0.5, 1);

  /* z-index */
  --z-dropdown: 100;
  --z-sticky:   200;
  --z-overlay:  800;
  --z-modal:    900;
  --z-toast:    1000;

  /* WhatsApp */
  --wa-green:       #25D366;
  --wa-green-dark:  #128C7E;
  --wa-green-deep:  #075E54;
}

/* ---------- 2. RESET Y BASE ---------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }

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

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--ink-primary);
  background-color: var(--bg-page);
  background-image:
    radial-gradient(circle at 12% 8%, rgba(123, 150, 122, 0.06), transparent 32%),
    radial-gradient(circle at 88% 92%, rgba(107, 64, 40, 0.05), transparent 36%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

img, svg, video { display: block; max-width: 100%; height: auto; }

a {
  color: var(--color-kobicha);
  text-decoration: none;
  transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
  text-decoration-color: var(--rule-strong);
  text-underline-offset: 3px;
}
a:hover, a:focus-visible {
  color: var(--color-black-bean);
  text-decoration: underline;
  text-decoration-color: var(--accent);
}

button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }

ul, ol { padding-left: 1.25rem; }
li + li { margin-top: 0.35rem; }

p { text-wrap: pretty; }

::selection {
  background: var(--color-kobicha);
  color: var(--color-paper);
}

/* ---------- 3. TIPOGRAFÍA ------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--ink-primary);
  line-height: 1.18;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); letter-spacing: -0.015em; }
h3 { font-size: var(--fs-h3); letter-spacing: -0.005em; }
h4 { font-size: 1.125rem; }

.lead {
  font-size: var(--fs-lead);
  line-height: 1.55;
  color: var(--ink-secondary);
  font-weight: 400;
  text-wrap: pretty;
}

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--fs-kicker);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--color-kobicha);
}

.kicker-rule {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-body);
  font-size: var(--fs-kicker);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--color-kobicha);
}
.kicker-rule::before {
  content: "";
  display: inline-block;
  width: 28px;
  height: 1px;
  background: var(--accent);
}

.dropcap::first-letter {
  font-family: var(--font-heading);
  font-weight: 900;
  font-style: italic;
  font-size: 4.2em;
  line-height: 0.85;
  float: left;
  padding: 0.08em 0.12em 0 0;
  color: var(--color-black-bean);
}

.italic { font-style: italic; }
.center { text-align: center; }
.muted  { color: var(--ink-muted); }

/* ---------- 4. UTILIDADES ------------------------------------------------ */
.container       { width: var(--container); margin-inline: auto; }
.container-narrow{ width: var(--container-narrow); margin-inline: auto; }
.container-wide  { width: var(--container-wide); margin-inline: auto; }

.section {
  padding-block: clamp(3.5rem, 7vw, 6.5rem);
  position: relative;
}
.section--tight { padding-block: clamp(2.5rem, 4vw, 4rem); }
.section--alt   { background: var(--bg-section); }
.section--dark  { background: var(--bg-deep); color: var(--ink-inverse); }
.section--dark h1, .section--dark h2, .section--dark h3 { color: var(--ink-inverse); }
.section--dark .eyebrow, .section--dark .kicker-rule { color: var(--accent-soft); }

.stack > * + * { margin-top: var(--space-3); }
.stack-lg > * + * { margin-top: var(--space-5); }

.flow-tight > * + * { margin-top: var(--space-2); }

.divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  color: var(--color-kobicha);
  margin-block: var(--space-4);
}
.divider::before, .divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--rule-strong), transparent);
  max-width: 120px;
}
.divider svg { width: 28px; height: 28px; flex-shrink: 0; }

/* ornamento floral SVG centrado — para usarlo entre secciones */
.ornament {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-kobicha);
  margin: var(--space-4) auto;
  max-width: 240px;
}
.ornament::before, .ornament::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--rule);
}

/* ---------- 5. HEADER / NAVEGACIÓN -------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: rgba(250, 248, 244, 0.92);
  border-bottom: 1px solid var(--rule);
  transition: background var(--transition), box-shadow var(--transition);
}
@supports (backdrop-filter: blur(10px)) or (-webkit-backdrop-filter: blur(10px)) {
  @media (min-width: 881px) {
    .site-header {
      backdrop-filter: saturate(160%) blur(10px);
      -webkit-backdrop-filter: saturate(160%) blur(10px);
    }
  }
}
.site-header.is-scrolled {
  background: rgba(250, 248, 244, 0.97);
  box-shadow: 0 6px 20px -16px rgba(52,11,1,.4);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding-block: 0.85rem;
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-shrink: 0;
  color: var(--ink-primary);
  text-decoration: none;
}
.nav__brand:hover { text-decoration: none; color: var(--ink-primary); }
.nav__brand-mark {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid var(--color-kobicha);
  background: var(--color-alabaster);
  border-radius: 2px;
  font-family: var(--font-heading);
  font-weight: 900;
  font-style: italic;
  color: var(--color-black-bean);
  font-size: 1.2rem;
  letter-spacing: -1px;
  position: relative;
  transition: transform var(--transition-fast);
}
.nav__brand:hover .nav__brand-mark { transform: rotate(-2deg) scale(1.04); }
.nav__brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.nav__brand-name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  color: var(--color-black-bean);
}
.nav__brand-tag {
  font-size: 0.68rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--color-kobicha);
  font-weight: 600;
}

.nav__list {
  display: flex;
  gap: 0.25rem;
  align-items: center;
  list-style: none;
  padding: 0;
  margin: 0;
}
.nav__link {
  position: relative;
  display: inline-block;
  padding: 0.55rem 0.95rem;
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ink-primary);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0.3rem;
  width: 0;
  height: 1px;
  background: var(--accent);
  transform: translateX(-50%);
  transition: width var(--transition);
}
.nav__link:hover, .nav__link:focus-visible {
  color: var(--color-kobicha);
  text-decoration: none;
}
.nav__link:hover::after, .nav__link:focus-visible::after { width: 60%; }
.nav__link.is-active {
  color: var(--color-kobicha);
  font-weight: 600;
}
.nav__link.is-active::after {
  width: 28px;
  background: var(--color-kobicha);
}

.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 1rem;
  background: var(--color-black-bean);
  color: var(--color-paper);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: background var(--transition-fast), transform var(--transition-fast);
}
.nav__cta:hover { background: var(--color-kobicha); color: var(--color-paper); text-decoration: none; transform: translateY(-1px); }

.nav__toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  background: transparent;
  position: relative;
  z-index: calc(var(--z-overlay) + 1);
}
.nav__toggle-bar {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--color-black-bean);
  position: relative;
  transition: transform var(--transition), opacity var(--transition-fast);
}
.nav__toggle-bar::before, .nav__toggle-bar::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: var(--color-black-bean);
  transition: transform var(--transition), top var(--transition);
}
.nav__toggle-bar::before { top: -7px; }
.nav__toggle-bar::after  { top:  7px; }

.nav__toggle[aria-expanded="true"] .nav__toggle-bar { background: transparent; }
.nav__toggle[aria-expanded="true"] .nav__toggle-bar::before { top: 0; transform: rotate(45deg); }
.nav__toggle[aria-expanded="true"] .nav__toggle-bar::after  { top: 0; transform: rotate(-45deg); }

@media (max-width: 880px) {
  .nav__toggle { display: inline-flex; }

  .nav__menu {
    position: fixed;
    inset: 0;
    background: var(--color-paper);
    background-image:
      radial-gradient(circle at 50% 0%, rgba(123, 150, 122, 0.08), transparent 50%),
      radial-gradient(circle at 50% 100%, rgba(107, 64, 40, 0.06), transparent 55%);
    padding: 6rem 1.5rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-move), opacity var(--transition);
    z-index: var(--z-overlay);
    overflow-y: auto;
  }
  .nav__menu.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
    border-top: 1px solid var(--rule);
  }
  .nav__list li { border-bottom: 1px solid var(--rule); }
  .nav__list li + li { margin-top: 0; }
  .nav__link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.05rem 0.25rem;
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--color-black-bean);
  }
  .nav__link::after { display: none; }
  .nav__link::before {
    content: "→";
    color: var(--accent);
    opacity: 0;
    transform: translateX(-6px);
    transition: opacity var(--transition), transform var(--transition);
    margin-left: 0.5rem;
  }
  .nav__link:hover::before, .nav__link:focus-visible::before {
    opacity: 1;
    transform: translateX(0);
  }
  .nav__cta { align-self: center; margin-top: 1.5rem; padding: 0.85rem 1.4rem; font-size: 0.95rem; }

  body.nav-open { overflow: hidden; }
}

/* ---------- 6. BOTONES --------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.85rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--transition-fast), background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  white-space: nowrap;
}
.btn:hover, .btn:focus-visible { text-decoration: none; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--color-black-bean);
  color: var(--color-paper);
  border-color: var(--color-black-bean);
}
.btn--primary:hover, .btn--primary:focus-visible {
  background: var(--color-kobicha);
  border-color: var(--color-kobicha);
  color: var(--color-paper);
  box-shadow: 0 12px 24px -14px rgba(52,11,1,.6);
}

.btn--ghost {
  background: transparent;
  color: var(--color-paper);
  border-color: rgba(250, 248, 244, 0.55);
}
.btn--ghost:hover, .btn--ghost:focus-visible {
  background: var(--color-paper);
  color: var(--color-black-bean);
  border-color: var(--color-paper);
}

.btn--outline {
  background: transparent;
  color: var(--color-black-bean);
  border-color: var(--color-black-bean);
}
.btn--outline:hover, .btn--outline:focus-visible {
  background: var(--color-black-bean);
  color: var(--color-paper);
}

.btn--small { padding: 0.55rem 1rem; font-size: 0.85rem; }

.btn .fa-solid { transition: transform var(--transition-fast); }
.btn:hover .fa-arrow-right { transform: translateX(3px); }

/* ---------- 7. HERO ------------------------------------------------------ */
.hero {
  position: relative;
  padding-block: clamp(4rem, 9vw, 7rem) clamp(3rem, 6vw, 5rem);
  overflow: hidden;
  background: var(--bg-page);
}
.hero__inner {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.hero__copy { max-width: 36rem; }
.hero__chapter {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 0.95rem;
  color: var(--color-kobicha);
  margin-bottom: 1.25rem;
}
.hero__chapter::before, .hero__chapter::after {
  content: "";
  display: inline-block;
  width: 30px;
  height: 1px;
  background: var(--rule-strong);
}
.hero__chapter-text { letter-spacing: 0.02em; }

.hero__title {
  font-family: var(--font-display);
  font-size: var(--fs-display);
  font-weight: 900;
  line-height: 1.04;
  letter-spacing: -0.025em;
  color: var(--color-black-bean);
  margin-bottom: 1.5rem;
}
.hero__title em {
  font-style: italic;
  color: var(--color-kobicha);
  font-weight: 700;
}

.hero__lead {
  font-size: var(--fs-lead);
  color: var(--ink-secondary);
  margin-bottom: 2rem;
  max-width: 32rem;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-bottom: 2.5rem;
}

.hero__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 1.25rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  max-width: 32rem;
}
.hero__stat strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 900;
  color: var(--color-black-bean);
  line-height: 1;
  letter-spacing: -0.02em;
}
.hero__stat span {
  display: block;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-top: 0.4rem;
  font-weight: 600;
}

.hero__visual {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-paper);
}
.hero__visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(52,11,1,.05) 0%, rgba(52,11,1,.35) 100%);
  z-index: 1;
}
.hero__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s cubic-bezier(0.22, 1, 0.36, 1);
}
.hero__visual:hover img { transform: scale(1.03); }
.hero__visual-quote {
  position: absolute;
  inset: auto 1.25rem 1.25rem 1.25rem;
  z-index: 2;
  color: var(--color-paper);
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1rem;
  line-height: 1.5;
  text-shadow: 0 2px 12px rgba(0,0,0,.5);
}
.hero__visual-quote cite {
  display: block;
  font-family: var(--font-body);
  font-style: normal;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-top: 0.7rem;
  color: var(--color-ash-gray);
  font-weight: 600;
}
.hero__visual-frame {
  position: absolute;
  inset: 0.85rem;
  border: 1px solid rgba(250, 248, 244, 0.45);
  z-index: 2;
  pointer-events: none;
  border-radius: 2px;
}

.hero__marquee {
  margin-top: clamp(3rem, 5vw, 4.5rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.5rem 2.5rem;
  font-size: 0.85rem;
  color: var(--ink-muted);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 600;
}
.hero__marquee span:first-child { color: var(--color-kobicha); }
.hero__marquee-item { display: inline-flex; align-items: center; gap: 0.5rem; }

@media (max-width: 880px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { aspect-ratio: 4 / 3; order: -1; }
  .hero__stats { grid-template-columns: repeat(3, minmax(0,1fr)); gap: 0.75rem; }
  .hero__stat strong { font-size: 1.6rem; }
}

/* ---------- 8. SECCIÓN SERVICIOS (cards) ------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: var(--space-4);
}
.service-card {
  position: relative;
  background: var(--color-paper);
  border: 1px solid var(--rule);
  padding: 2rem 1.75rem 1.75rem;
  border-radius: var(--radius);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  overflow: hidden;
}
.service-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--rule-strong);
}
.service-card:hover::before { opacity: 1; }
.service-card__num {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 0.85rem;
  color: var(--accent-deep);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 0.5rem;
}
.service-card__icon {
  display: inline-grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
  background: var(--color-alabaster);
  border-radius: 50%;
  color: var(--color-kobicha);
  font-size: 1.25rem;
  border: 1px solid var(--rule);
  transition: background var(--transition), color var(--transition), transform var(--transition);
}
.service-card:hover .service-card__icon {
  background: var(--color-black-bean);
  color: var(--color-paper);
  transform: scale(1.06);
}
.service-card h3 {
  margin-bottom: 0.6rem;
  color: var(--color-black-bean);
  font-size: 1.2rem;
}
.service-card p { font-size: 0.97rem; color: var(--ink-secondary); }

/* ---------- 9. FILOSOFÍA / TEXTO EDITORIAL ---------------------------- */
.editorial {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}
.editorial__aside {
  position: sticky;
  top: 7rem;
}
.editorial__aside-num {
  font-family: var(--font-heading);
  font-weight: 900;
  font-style: italic;
  font-size: clamp(4rem, 7vw, 6.5rem);
  color: var(--color-ash-gray);
  line-height: 1;
  letter-spacing: -0.04em;
}
.editorial__aside-title {
  margin-top: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--color-black-bean);
}
.editorial__aside-rule {
  width: 60px;
  height: 1px;
  background: var(--color-kobicha);
  margin-block: 1rem;
}
.editorial__aside-meta {
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  font-weight: 600;
  line-height: 1.7;
}

.editorial__body p {
  font-size: 1.0625rem;
  line-height: 1.78;
  color: var(--ink-secondary);
  margin-bottom: 1.25rem;
}
.editorial__body p strong { color: var(--color-black-bean); font-weight: 600; }

@media (max-width: 880px) {
  .editorial { grid-template-columns: 1fr; }
  .editorial__aside { position: static; }
}

/* ---------- 10. EQUIPO / STAFF ---------------------------------------- */
.team {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-top: var(--space-4);
}
.person {
  text-align: center;
  padding: 1.75rem 1rem;
  background: var(--color-paper);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  transition: transform var(--transition), box-shadow var(--transition);
}
.person:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.person__avatar {
  width: 110px;
  height: 110px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  background: var(--color-alabaster);
  border: 1px solid var(--rule-strong);
  display: grid;
  place-items: center;
  font-family: var(--font-heading);
  font-weight: 900;
  font-style: italic;
  font-size: 2.4rem;
  color: var(--color-black-bean);
  letter-spacing: -0.04em;
  position: relative;
}
.person__avatar::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1px solid var(--rule);
}
.person__name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-black-bean);
  margin-bottom: 0.2rem;
}
.person__role {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  font-weight: 600;
  margin-bottom: 0.6rem;
}
.person__mail {
  font-size: 0.88rem;
  color: var(--color-kobicha);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.person__mail:hover { color: var(--color-black-bean); }

/* ---------- 11. TIMELINE / TRAYECTORIA -------------------------------- */
.timeline {
  position: relative;
  margin-top: var(--space-4);
  padding-left: 1.5rem;
  border-left: 1px solid var(--rule-strong);
}
.timeline__item {
  position: relative;
  padding-bottom: 1.75rem;
}
.timeline__item::before {
  content: "";
  position: absolute;
  left: -1.66rem;
  top: 0.45rem;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-paper);
  border: 2px solid var(--color-kobicha);
}
.timeline__year {
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 700;
  color: var(--color-kobicha);
  font-size: 0.95rem;
  letter-spacing: 0.04em;
}
.timeline__title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-black-bean);
  margin: 0.2rem 0 0.4rem;
}
.timeline__text {
  font-size: 0.97rem;
  color: var(--ink-secondary);
  line-height: 1.65;
}

/* ---------- 12. OFICINAS / SUCURSALES ---------------------------------- */
.offices {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-top: var(--space-4);
}
.office {
  padding: 1.5rem;
  background: var(--color-paper);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  position: relative;
  transition: transform var(--transition), border-color var(--transition);
}
.office:hover { transform: translateY(-2px); border-color: var(--rule-strong); }
.office__city {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-black-bean);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.55rem;
}
.office__city .fa-solid { color: var(--accent-deep); font-size: 0.95rem; }
.office__addr { font-size: 0.95rem; color: var(--ink-secondary); line-height: 1.55; margin-bottom: 0.7rem; }
.office__resp { font-size: 0.82rem; color: var(--ink-muted); border-top: 1px dashed var(--rule); padding-top: 0.6rem; }

/* ---------- 13. SECCIÓN CTAs / CALENDARIOS ---------------------------- */
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: var(--space-4);
}
.calendar-card {
  background: var(--color-paper);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 2rem 1.75rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: transform var(--transition), box-shadow var(--transition);
}
.calendar-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.calendar-card__badge {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--color-alabaster);
  color: var(--color-kobicha);
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  margin-bottom: 1.2rem;
  border: 1px solid var(--rule);
}
.calendar-card h3 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  margin-bottom: 0.4rem;
  color: var(--color-black-bean);
}
.calendar-card p {
  font-size: 0.92rem;
  color: var(--ink-muted);
  margin-bottom: 1.25rem;
  flex: 1;
}

/* ---------- 14. LINKS --------------------------------------------------- */
.link-category {
  margin-bottom: var(--space-5);
}
.link-category__title {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--color-black-bean);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--rule);
}
.link-category__title small {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
.link-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 0.25rem 1.5rem;
}
.link-list li {
  counter-increment: link-counter;
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.55rem 0;
  border-bottom: 1px dotted var(--rule-soft);
  margin: 0 !important;
}
.link-list { counter-reset: link-counter; }
.link-list li::before {
  content: counter(link-counter, decimal-leading-zero);
  font-family: var(--font-heading);
  font-style: italic;
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--accent-deep);
  letter-spacing: 0.04em;
  min-width: 2rem;
}
.link-list a {
  font-size: 0.97rem;
  color: var(--ink-primary);
  transition: color var(--transition-fast);
}
.link-list a:hover { color: var(--color-kobicha); }

/* ---------- 15. CONTACTO ----------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: start;
  margin-top: var(--space-4);
}
.contact-info { display: flex; flex-direction: column; gap: 1.25rem; }
.contact-card {
  display: flex;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  background: var(--color-paper);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  transition: border-color var(--transition), transform var(--transition);
}
.contact-card:hover { border-color: var(--rule-strong); transform: translateY(-2px); }
.contact-card__icon {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-alabaster);
  display: grid;
  place-items: center;
  color: var(--color-kobicha);
  border: 1px solid var(--rule);
}
.contact-card__label {
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-muted);
  font-weight: 600;
  margin-bottom: 0.15rem;
}
.contact-card__value {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-black-bean);
  line-height: 1.35;
}
.contact-card__value a { color: inherit; }
.contact-card__value a:hover { color: var(--color-kobicha); text-decoration: underline; text-decoration-color: var(--accent); }
.contact-card__sub {
  font-size: 0.85rem;
  color: var(--ink-muted);
  margin-top: 0.25rem;
  display: block;
}

.map-wrapper {
  position: relative;
  background: var(--color-paper);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow-paper);
}
.map-wrapper__title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-black-bean);
  margin-bottom: 0.75rem;
  padding: 0 0.5rem;
}
.map-wrapper__title .fa-solid { color: var(--accent-deep); }
.map-frame {
  width: 100%;
  aspect-ratio: 16 / 11;
  border: 0;
  border-radius: 2px;
  display: block;
}

.contact-list {
  list-style: none;
  padding: 0;
  margin-top: var(--space-3);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 0.6rem 1rem;
}
.contact-list li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--rule);
  border-radius: var(--radius-sm);
  background: var(--color-paper);
  font-size: 0.92rem;
  margin: 0 !important;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}
.contact-list li:hover { border-color: var(--rule-strong); background: var(--color-alabaster); }
.contact-list .fa-solid { color: var(--accent-deep); }
.contact-list a { color: var(--ink-primary); white-space: nowrap; }
.contact-list a:hover { color: var(--color-kobicha); text-decoration: none; }

@media (max-width: 880px) {
  .contact-grid { grid-template-columns: 1fr; }
}

/* ---------- 16. FOOTER -------------------------------------------------- */
.site-footer {
  background: var(--color-black-bean);
  color: var(--color-ash-gray);
  padding-block: clamp(2.5rem, 4vw, 4rem) 1.5rem;
  margin-top: auto;
  position: relative;
  overflow: hidden;
}
.site-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 80% 0%, rgba(123, 150, 122, 0.12), transparent 40%),
    radial-gradient(circle at 0% 100%, rgba(107, 64, 40, 0.18), transparent 45%);
  pointer-events: none;
}
.site-footer > * { position: relative; z-index: 1; }

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(2, 1fr);
  gap: clamp(1.5rem, 3vw, 3rem);
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(250, 248, 244, 0.12);
}
.footer-brand__mark {
  width: 60px;
  height: 60px;
  display: grid;
  place-items: center;
  border: 1px solid var(--color-kobicha);
  background: rgba(250, 248, 244, 0.04);
  border-radius: 2px;
  font-family: var(--font-heading);
  font-weight: 900;
  font-style: italic;
  color: var(--color-paper);
  font-size: 1.5rem;
  letter-spacing: -1.5px;
  margin-bottom: 1rem;
}
.footer-brand__name {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-paper);
  font-size: 1.1rem;
  margin-bottom: 0.3rem;
  letter-spacing: 0.02em;
}
.footer-brand__tag {
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-soft);
  font-weight: 600;
  margin-bottom: 1rem;
}
.footer-brand__text {
  font-size: 0.92rem;
  line-height: 1.6;
  max-width: 28rem;
  color: rgba(190, 212, 194, 0.85);
}

.footer-col h4 {
  font-family: var(--font-body);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-soft);
  font-weight: 600;
  margin-bottom: 1rem;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.5rem; }
.footer-col li { margin: 0 !important; }
.footer-col a {
  color: rgba(236, 230, 216, 0.85);
  font-size: 0.92rem;
  transition: color var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.footer-col a:hover { color: var(--color-paper); text-decoration: none; }
.footer-col a::before {
  content: "›";
  color: var(--accent-soft);
  transition: transform var(--transition-fast);
}
.footer-col a:hover::before { transform: translateX(2px); }

.footer-contact { font-size: 0.92rem; }
.footer-contact-item {
  display: flex;
  gap: 0.65rem;
  align-items: flex-start;
  margin-bottom: 0.6rem;
  color: rgba(236, 230, 216, 0.85);
}
.footer-contact-item .fa-solid { color: var(--accent-soft); margin-top: 0.18rem; flex-shrink: 0; }
.footer-contact-item a { color: inherit; }
.footer-contact-item a:hover { color: var(--color-paper); text-decoration: underline; text-decoration-color: var(--accent); }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding-top: 1.5rem;
  font-size: 0.82rem;
  color: rgba(236, 230, 216, 0.6);
}
.footer-bottom a {
  color: rgba(236, 230, 216, 0.85);
  border-bottom: 1px dotted rgba(236, 230, 216, 0.4);
}
.footer-bottom a:hover { color: var(--color-paper); border-bottom-color: var(--accent-soft); text-decoration: none; }
.footer-bottom__credit strong { color: var(--color-paper); font-weight: 600; }

@media (max-width: 880px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* ---------- 17. ANIMACIONES / REVEAL ----------------------------------- */
/* Progressive enhancement: contenido visible por defecto.
   JS agrega .js-reveal al <body> y los elementos reciben la animación. */

.js-reveal .reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 700ms cubic-bezier(0.22, 1, 0.36, 1), transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}
.js-reveal .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.js-reveal .reveal-stagger > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 600ms cubic-bezier(0.22, 1, 0.36, 1), transform 600ms cubic-bezier(0.22, 1, 0.36, 1);
}
.js-reveal .reveal-stagger.is-visible > * { opacity: 1; transform: translateY(0); }
.js-reveal .reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 0ms; }
.js-reveal .reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 80ms; }
.js-reveal .reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 160ms; }
.js-reveal .reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 240ms; }
.js-reveal .reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 320ms; }
.js-reveal .reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 400ms; }
.js-reveal .reveal-stagger.is-visible > *:nth-child(7) { transition-delay: 480ms; }
.js-reveal .reveal-stagger.is-visible > *:nth-child(8) { transition-delay: 560ms; }

/* Hero: entrada escalonada. Solo si JS está activo. */
.js-reveal .hero .hero__chapter,
.js-reveal .hero .hero__title,
.js-reveal .hero .hero__lead,
.js-reveal .hero .hero__ctas,
.js-reveal .hero .hero__stats,
.js-reveal .hero__visual {
  opacity: 0;
  transform: translateY(18px);
  animation: heroIn 900ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.js-reveal .hero .hero__chapter  { animation-delay: 60ms; }
.js-reveal .hero .hero__title    { animation-delay: 160ms; }
.js-reveal .hero .hero__lead     { animation-delay: 280ms; }
.js-reveal .hero .hero__ctas     { animation-delay: 400ms; }
.js-reveal .hero .hero__stats    { animation-delay: 520ms; }
.js-reveal .hero__visual         { animation-delay: 240ms; }

@keyframes heroIn {
  to { opacity: 1; transform: translateY(0); }
}

/* hover lift sutil en cards e items interactivos */
.lift { transition: transform var(--transition); }
.lift:hover { transform: translateY(-2px); }

/* Página top: scroll-to-top */
.scroll-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-black-bean);
  color: var(--color-paper);
  display: grid;
  place-items: center;
  z-index: var(--z-sticky);
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition), background var(--transition-fast);
  box-shadow: 0 12px 28px -14px rgba(52,11,1,.6);
}
.scroll-top.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.scroll-top:hover { background: var(--color-kobicha); }

/* ---------- 18. UTILIDADES DE PÁGINA ---------------------------------- */
.page-hero {
  padding-block: clamp(3.5rem, 7vw, 5.5rem) clamp(2rem, 4vw, 3rem);
  position: relative;
  border-bottom: 1px solid var(--rule);
  background:
    linear-gradient(180deg, var(--bg-section) 0%, var(--bg-page) 100%);
}
.page-hero__crumb {
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-muted);
  font-weight: 600;
  margin-bottom: 0.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.page-hero__crumb a { color: var(--color-kobicha); }
.page-hero__crumb a:hover { color: var(--color-black-bean); }
.page-hero__title {
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  font-weight: 900;
  color: var(--color-black-bean);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
  max-width: 32rem;
}
.page-hero__title em { font-style: italic; color: var(--color-kobicha); font-weight: 700; }
.page-hero__lead {
  font-size: var(--fs-lead);
  color: var(--ink-secondary);
  max-width: 38rem;
  line-height: 1.55;
}

.callout {
  background: var(--color-alabaster);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 1.5rem 1.75rem;
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-top: var(--space-3);
}
.callout__icon {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-black-bean);
  color: var(--color-paper);
  display: grid;
  place-items: center;
}
.callout__title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-black-bean);
  margin-bottom: 0.3rem;
}
.callout__body { font-size: 0.95rem; color: var(--ink-secondary); line-height: 1.6; }

/* ---------- 18b. WHATSAPP ----------------------------------------------- */

/* Enlace WhatsApp dentro de contact-card (página de contacto) */
.contact-card__actions {
  margin-top: 0.55rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.contact-card__wa {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.85rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--wa-green-deep);
  background: rgba(37, 211, 102, 0.12);
  border: 1px solid rgba(37, 211, 102, 0.35);
  border-radius: 999px;
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast),
              border-color var(--transition-fast), transform var(--transition-fast);
}
.contact-card__wa:hover {
  background: var(--wa-green);
  color: var(--color-paper);
  border-color: var(--wa-green);
  transform: translateY(-1px);
}
.contact-card__wa .fa-brands { font-size: 1rem; }

/* Enlace WhatsApp dentro de las tarjetas del directorio (person) */
.person__wa {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 0.35rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--wa-green-deep);
  text-decoration: none;
  border-bottom: 1px dotted rgba(18, 140, 126, 0.4);
  padding-bottom: 1px;
  transition: color var(--transition-fast), border-color var(--transition-fast),
              transform var(--transition-fast);
}
.person__wa:hover {
  color: var(--wa-green);
  border-bottom-color: var(--wa-green);
  text-decoration: none;
  transform: translateX(2px);
}
.person__wa .fa-brands { font-size: 0.95rem; }

/* Icono whatsapp pequeño dentro del footer */
.footer-contact-item a .fa-brands { color: var(--wa-green-deep); margin-right: 2px; }
.footer-contact-item a:hover .fa-brands { color: var(--wa-green); }

/* FAB — Floating Action Button WhatsApp */
.wa-fab {
  position: fixed;
  right: clamp(1rem, 2.5vw, 1.5rem);
  bottom: clamp(5.25rem, 9vw, 6.5rem); /* encima del scroll-top */
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--wa-green);
  color: var(--color-paper);
  display: grid;
  place-items: center;
  z-index: var(--z-toast);
  text-decoration: none;
  box-shadow:
    0 12px 28px -10px rgba(7, 94, 84, 0.55),
    0 4px 10px -4px rgba(0, 0, 0, 0.35);
  opacity: 0;
  transform: translateY(20px) scale(0.7);
  transition:
    opacity 520ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 520ms cubic-bezier(0.22, 1, 0.36, 1),
    background var(--transition-fast),
    box-shadow var(--transition-fast);
}
.wa-fab.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}
.wa-fab:hover {
  background: var(--wa-green-dark);
  box-shadow:
    0 18px 40px -10px rgba(7, 94, 84, 0.65),
    0 6px 14px -4px rgba(0, 0, 0, 0.4);
}
.wa-fab:active { transform: translateY(0) scale(0.95); }
.wa-fab .fa-brands {
  font-size: 1.75rem;
  line-height: 1;
}

/* Doble onda expansiva */
.wa-fab::before,
.wa-fab::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--wa-green);
  opacity: 0.55;
  z-index: -1;
  pointer-events: none;
  animation: wa-pulse 2.6s cubic-bezier(0.22, 1, 0.36, 1) infinite;
}
.wa-fab::after { animation-delay: 1.3s; }

@keyframes wa-pulse {
  0%   { transform: scale(1);    opacity: 0.55; }
  70%  { transform: scale(1.9);  opacity: 0;    }
  100% { transform: scale(1.9);  opacity: 0;    }
}

/* Tooltip / burbuja de WhatsApp */
.wa-fab__bubble {
  position: absolute;
  right: calc(100% + 14px);
  top: 50%;
  transform: translateY(-50%) translateX(8px);
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 500;
  line-height: 1.35;
  padding: 0.7rem 0.95rem;
  border: 1px solid var(--rule);
  border-radius: 14px;
  box-shadow: var(--shadow-paper);
  white-space: nowrap;
  max-width: 240px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 380ms cubic-bezier(0.22, 1, 0.36, 1),
              transform 380ms cubic-bezier(0.22, 1, 0.36, 1);
}
.wa-fab__bubble::after {
  content: "";
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
  width: 10px;
  height: 10px;
  background: var(--color-paper);
  border-right: 1px solid var(--rule);
  border-top: 1px solid var(--rule);
}
.wa-fab__bubble strong {
  display: block;
  color: var(--wa-green-deep);
  font-weight: 700;
  margin-bottom: 2px;
}
.wa-fab.is-bubble {
  pointer-events: auto;
}
.wa-fab.is-bubble .wa-fab__bubble {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}
.wa-fab__bubble.is-dismissed {
  opacity: 0 !important;
  transform: translateY(-50%) translateX(8px) !important;
  pointer-events: none !important;
}

/* En mobile, la burbuja pasa arriba del botón */
@media (max-width: 540px) {
  .wa-fab__bubble {
    right: auto;
    left: 50%;
    top: auto;
    bottom: calc(100% + 12px);
    transform: translateX(-50%) translateY(8px);
    white-space: normal;
    text-align: center;
    max-width: 200px;
  }
  .wa-fab__bubble::after {
    right: auto;
    top: auto;
    left: 50%;
    bottom: -5px;
    transform: translateX(-50%) rotate(45deg);
    border-right: none;
    border-top: none;
    border-left: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
  }
  .wa-fab.is-bubble .wa-fab__bubble {
    transform: translateX(-50%) translateY(0);
  }
  .wa-fab {
    width: 54px;
    height: 54px;
    bottom: clamp(5rem, 12vw, 6rem);
  }
  .wa-fab .fa-brands { font-size: 1.6rem; }
}

/* ---------- 19. REDUCCIÓN DE 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;
  }
  .js-reveal .reveal, .js-reveal .reveal-stagger > * { opacity: 1 !important; transform: none !important; }
  .js-reveal .hero .hero__chapter, .js-reveal .hero .hero__title, .js-reveal .hero .hero__lead, .js-reveal .hero .hero__ctas, .js-reveal .hero .hero__stats, .js-reveal .hero__visual { opacity: 1; transform: none; animation: none; }
  .wa-fab::before, .wa-fab::after { animation: none; opacity: 0; }
  .wa-fab { transition-duration: 0.001ms !important; }
  .wa-fab__bubble { transition-duration: 0.001ms !important; }
}

/* ---------- 20. FOCUS --------------------------------------------------- */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}
.btn:focus-visible, .nav__link:focus-visible {
  outline-offset: 4px;
}