/* =========================================================
   ATHENA SST — Sistema de diseño
   Personas + Prevención + Gestión + Tecnología
   ========================================================= */

:root {
  /* Paleta base */
  --azul: #0A1424;
  --azul-2: #0F1D33;
  --azul-3: #16233b;
  --verde: #0E6663;
  --verde-dark: #0A4A48;
  --dorado: #C8AA6A;
  --dorado-dim: rgba(200, 170, 106, 0.35);
  --dorado-soft: rgba(200, 170, 106, 0.08);
  --ivory: #F6F3EC;
  --blanco: #FFFFFF;
  --linea-clara: rgba(15, 29, 51, 0.10);
  --grafito: #1F2328;
  --grafito-soft: rgba(31, 35, 40, 0.65);
  --gris-claro: #E6E8EA;
  --gris-claro-soft: rgba(230, 232, 234, 0.72);
  --texto-claro-sub: rgba(255, 255, 255, 0.72);

  /* Degradado horizontal (izquierda -> derecha) para secciones oscuras */
  --gradient-dark: linear-gradient(90deg, var(--azul) 0%, var(--azul-2) 52%, var(--verde-dark) 100%);
  --gradient-dark-soft: linear-gradient(90deg, var(--azul) 0%, var(--azul-3) 60%, #123c3a 100%);

  --font-display: 'Cinzel', serif;
  --font-body: 'Montserrat', sans-serif;

  --section-pad-y: 110px;
  --section-pad-y-sm: 72px;
  --section-pad-x: 6vw;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --container: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--ivory);
  color: var(--grafito);
  font-family: var(--font-body);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, .brand, .logo-text {
  font-family: var(--font-display);
  font-weight: 600;
  margin: 0;
}

p { margin: 0; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font-family: var(--font-body); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--section-pad-x);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.72rem;
  letter-spacing: 2.4px;
  text-transform: uppercase;
  color: var(--dorado);
  font-weight: 600;
  margin-bottom: 16px;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--dorado);
  display: inline-block;
}

/* =========================================================
   Scroll reveal
   ========================================================= */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal.d1 { transition-delay: 0.08s; }
.reveal.d2 { transition-delay: 0.16s; }
.reveal.d3 { transition-delay: 0.24s; }
.reveal.d4 { transition-delay: 0.32s; }
.reveal.d5 { transition-delay: 0.4s; }
.reveal.d6 { transition-delay: 0.48s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

/* =========================================================
   Secciones — ritmo claro / oscuro
   ========================================================= */
.section {
  position: relative;
  padding: var(--section-pad-y) 0;
  overflow: hidden;
}
.section-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--section-pad-x);
  position: relative;
  z-index: 2;
}
.section.on-light { background: var(--ivory); color: var(--grafito); }
.section.on-light.white { background: var(--blanco); }
.section.on-dark {
  background: var(--gradient-dark);
  color: var(--blanco);
}

.section-head { max-width: 720px; margin-bottom: 56px; }
.section-title {
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  line-height: 1.2;
  margin-bottom: 16px;
}
.section.on-dark .section-title { color: var(--blanco); }
.section-sub {
  color: var(--grafito-soft);
  font-size: 1.02rem;
  line-height: 1.65;
  max-width: 640px;
}
.section.on-dark .section-sub { color: var(--texto-claro-sub); }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head.center .eyebrow::before { display: none; }

/* =========================================================
   Nodos — solo en secciones claras, confinados a esquinas
   ========================================================= */
.nodes-field {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}
[data-nodes] { position: absolute; opacity: 0.9; }
[data-nodes="tr"] { top: -40px; right: -40px; width: 46vw; max-width: 620px; height: 60%; }
[data-nodes="bl"] { bottom: -40px; left: -40px; width: 40vw; max-width: 520px; height: 55%; }
@media (max-width: 860px) {
  [data-nodes] { opacity: 0.55; }
  [data-nodes="tr"] { width: 62vw; height: 40%; }
  [data-nodes="bl"] { width: 55vw; height: 36%; }
}

/* =========================================================
   Botones
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.4px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 300ms var(--ease), background 300ms var(--ease), border-color 300ms var(--ease), box-shadow 300ms var(--ease);
  white-space: nowrap;
}
.btn-primary { background: var(--dorado); color: var(--azul); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 10px 24px rgba(200,170,106,0.28); background: #d3ba7c; }

.btn-outline { background: transparent; border-color: var(--dorado-dim); color: var(--dorado); }
.section.on-light .btn-outline { color: var(--verde-dark); border-color: rgba(14,102,99,0.35); }
.btn-outline:hover { transform: translateY(-3px); border-color: var(--dorado); }

.btn-ghost { background: transparent; color: var(--blanco); border-color: rgba(255,255,255,0.28); }
.btn-ghost:hover { transform: translateY(-3px); border-color: rgba(255,255,255,0.6); }

.btn-row { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--verde-dark);
}
.section.on-dark .link-arrow { color: var(--dorado); }
.link-arrow svg { transition: transform 280ms var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }

/* =========================================================
   Header
   ========================================================= */
header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 60;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 6vw;
  background: linear-gradient(180deg, rgba(10,20,36,0.92) 0%, rgba(10,20,36,0) 100%);
  transition: background 320ms var(--ease), padding 320ms var(--ease), box-shadow 320ms var(--ease);
}
header.scrolled {
  padding: 14px 6vw;
  background: var(--azul);
  box-shadow: 0 8px 24px rgba(0,0,0,0.22);
}

.logo-lockup { display: flex; align-items: center; gap: 10px; }
.logo-text { font-size: 1.25rem; letter-spacing: 2px; color: var(--blanco); }
.logo-text span { color: var(--dorado); }
.logo-lockup img { height: 34px; width: auto; }

.main-nav { display: flex; align-items: center; gap: 34px; }
.main-nav a {
  position: relative;
  color: var(--gris-claro);
  font-size: 0.88rem;
  letter-spacing: 0.3px;
  padding-bottom: 4px;
}
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--dorado);
  transition: width 280ms var(--ease);
}
.main-nav a:hover { color: var(--blanco); }
.main-nav a:hover::after { width: 100%; }
.main-nav .btn { padding: 12px 24px; }

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  background: transparent;
  border: none;
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}
.nav-toggle span {
  width: 24px; height: 2px;
  background: var(--blanco);
  transition: transform 280ms var(--ease), opacity 280ms var(--ease);
}
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  position: fixed;
  inset: 0;
  background: var(--gradient-dark);
  z-index: 55;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity 320ms var(--ease), transform 320ms var(--ease), visibility 320ms;
}
.mobile-nav.open { opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-nav a { color: var(--blanco); font-size: 1.3rem; font-family: var(--font-display); }
.mobile-nav a:hover { color: var(--dorado); }

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative;
  padding: 180px 0 100px;
  background: var(--gradient-dark);
  color: var(--blanco);
  overflow: hidden;
}
.hero-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--section-pad-x);
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
}
.hero-kicker {
  font-size: 0.75rem;
  letter-spacing: 2.6px;
  text-transform: uppercase;
  color: var(--dorado);
  margin-bottom: 22px;
  display: block;
}
.hero-content h1 {
  font-size: clamp(2.1rem, 4vw, 3.3rem);
  line-height: 1.22;
  max-width: 620px;
  margin-bottom: 22px;
}
.hero-content h1 .accent { color: var(--dorado); }
.hero-content p {
  max-width: 520px;
  color: var(--texto-claro-sub);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 36px;
}

.hero-media { position: relative; }
.video-placeholder {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, #132540 0%, #0d3c39 100%);
  border: 1px solid rgba(200,170,106,0.22);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 28px;
}
.video-placeholder::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(45deg, rgba(255,255,255,0.03) 0 2px, transparent 2px 26px);
}
.vp-tag {
  align-self: flex-start;
  font-size: 0.68rem;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--azul);
  background: var(--dorado);
  padding: 5px 12px;
  border-radius: 4px;
  margin-bottom: auto;
  position: relative;
  z-index: 2;
}
.vp-title { color: var(--blanco); font-size: 1.05rem; margin-bottom: 6px; position: relative; z-index: 2; }
.vp-desc { color: var(--texto-claro-sub); font-size: 0.85rem; position: relative; z-index: 2; }
.play-btn {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 68px; height: 68px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 300ms var(--ease), background 300ms var(--ease);
  z-index: 2;
}
.play-btn:hover { transform: translate(-50%, -50%) scale(1.08); background: rgba(255,255,255,0.2); }
.play-btn svg { margin-left: 3px; }

/* =========================================================
   Reto / Desafío
   ========================================================= */
.challenge-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 32px;
  align-items: center;
}
.challenge-before, .challenge-after {
  background: var(--blanco);
  border: 1px solid var(--linea-clara);
  border-radius: var(--radius-md);
  padding: 32px;
}
.challenge-before h4, .challenge-after h4 { font-size: 1rem; margin-bottom: 18px; }
.chip {
  display: block;
  font-size: 0.92rem;
  color: var(--grafito-soft);
  padding: 10px 0;
  border-bottom: 1px solid var(--linea-clara);
}
.chip:last-child { border-bottom: none; }
.outcome-item {
  display: flex;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--linea-clara);
  align-items: flex-start;
  font-size: 0.92rem;
  color: var(--grafito);
}
.outcome-item:last-child { border-bottom: none; }
.outcome-item svg { flex-shrink: 0; margin-top: 3px; color: var(--verde-dark); }
.challenge-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dorado);
}
.challenge-note {
  margin-top: 32px;
  font-size: 0.95rem;
  color: var(--grafito-soft);
  max-width: 640px;
}

/* =========================================================
   Método Athena
   ========================================================= */
.method-steps { position: relative; margin-top: 20px; }
.method-line {
  position: absolute;
  top: 26px; left: 0; right: 0;
  height: 1px;
  background: rgba(200,170,106,0.18);
  overflow: hidden;
}
.method-line::after {
  content: "";
  position: absolute;
  top: 0; left: -30%;
  width: 30%; height: 100%;
  background: linear-gradient(90deg, transparent, var(--dorado), transparent);
  animation: method-flow 5s linear infinite;
}
@keyframes method-flow {
  0% { left: -30%; }
  100% { left: 100%; }
}
.method-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  position: relative;
  z-index: 2;
}
.method-step { text-align: left; }
.step-num {
  width: 52px; height: 52px;
  border-radius: 50%;
  border: 1px solid var(--dorado-dim);
  background: var(--azul-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  color: var(--dorado);
  font-size: 1.1rem;
  margin-bottom: 18px;
}
.step-title { font-size: 1rem; color: var(--blanco); margin-bottom: 8px; }
.step-desc { font-size: 0.86rem; color: var(--texto-claro-sub); line-height: 1.55; }

/* =========================================================
   4 caminos de segmentación
   ========================================================= */
.paths-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.path-card {
  background: var(--blanco);
  border: 1px solid var(--linea-clara);
  border-radius: var(--radius-md);
  padding: 30px 26px;
  transition: transform 320ms var(--ease), box-shadow 320ms var(--ease);
}
.path-card:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(15,29,51,0.08); }
.path-card .path-tag {
  font-size: 0.68rem;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--verde-dark);
  margin-bottom: 14px;
  display: block;
}
.path-card h3 { font-size: 1.08rem; margin-bottom: 10px; color: var(--azul); }
.path-card p { font-size: 0.88rem; color: var(--grafito-soft); line-height: 1.55; margin-bottom: 18px; }

/* =========================================================
   Servicios — filas editoriales
   ========================================================= */
.services-list { display: flex; flex-direction: column; gap: 96px; }
.service-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.service-row.reverse .service-media { order: 2; }
.service-row.reverse .service-copy { order: 1; }
.service-media {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  background: linear-gradient(150deg, #eee9dc 0%, #dfe7e2 100%);
  border: 1px solid var(--linea-clara);
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding: 20px;
}
.media-tag {
  font-size: 0.66rem;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  background: rgba(15,29,51,0.85);
  color: var(--ivory);
  padding: 6px 12px;
  border-radius: 4px;
}
.service-index {
  font-family: var(--font-display);
  color: var(--dorado);
  font-size: 0.95rem;
  letter-spacing: 1px;
  margin-bottom: 14px;
  display: block;
}
.service-copy h3 { font-size: 1.5rem; color: var(--azul); margin-bottom: 14px; }
.service-copy p { color: var(--grafito-soft); font-size: 0.98rem; line-height: 1.7; margin-bottom: 22px; max-width: 460px; }

/* =========================================================
   Athena en Campo
   ========================================================= */
.field-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 160px;
  gap: 16px;
}
.field-item {
  position: relative;
  border-radius: var(--radius-md);
  background: linear-gradient(150deg, #14263f 0%, #0d3c39 100%);
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  padding: 16px;
}
.field-item.tall { grid-row: span 2; }
.field-item.wide { grid-column: span 2; }
.field-item span {
  color: var(--blanco);
  font-size: 0.78rem;
  letter-spacing: 0.4px;
  background: rgba(0,0,0,0.32);
  padding: 5px 10px;
  border-radius: 4px;
}

/* =========================================================
   Athena Digital — Próximamente
   ========================================================= */
.digital-wrap {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 56px;
  align-items: center;
}
.digital-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--dorado);
  border: 1px solid var(--dorado-dim);
  padding: 7px 14px;
  border-radius: 20px;
  margin-bottom: 22px;
}
.digital-badge .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--dorado);
  animation: dot-pulse 2.4s ease-in-out infinite;
}
@keyframes dot-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.8); }
}
.digital-list { list-style: none; padding: 0; margin: 24px 0 0; display: flex; flex-direction: column; gap: 14px; }
.digital-list li {
  display: flex;
  gap: 12px;
  color: var(--texto-claro-sub);
  font-size: 0.95rem;
  align-items: flex-start;
}
.digital-list li svg { color: var(--dorado); flex-shrink: 0; margin-top: 3px; }

.digital-mock {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 22px;
}
.mock-bar { display: flex; gap: 6px; margin-bottom: 18px; }
.mock-bar span { width: 9px; height: 9px; border-radius: 50%; background: rgba(255,255,255,0.18); }
.mock-body { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.mock-tile {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 10px;
  padding: 16px;
  min-height: 90px;
}
.mock-tile.wide { grid-column: span 2; }
.mock-bars { display: flex; align-items: flex-end; gap: 6px; height: 56px; }
.mock-bars span { flex: 1; background: linear-gradient(180deg, var(--dorado), transparent); border-radius: 3px 3px 0 0; opacity: 0.6; }

/* =========================================================
   Estadísticas — sección única
   ========================================================= */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  text-align: center;
  position: relative;
}
.stat-item { padding: 0 20px; position: relative; }
.stat-divider::before {
  content: "";
  position: absolute;
  left: 0; top: 10%;
  width: 1px; height: 80%;
  background: rgba(255,255,255,0.12);
}
.stat-num {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.1rem);
  color: var(--dorado);
  display: block;
  margin-bottom: 10px;
}
.stat-label { color: var(--texto-claro-sub); font-size: 0.88rem; line-height: 1.5; }

/* =========================================================
   Por qué Athena — pilares
   ========================================================= */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px 40px;
}
.pillar { padding-top: 4px; }
.pillar-icon {
  width: 46px; height: 46px;
  border-radius: 10px;
  background: var(--dorado-soft);
  border: 1px solid var(--dorado-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--verde-dark);
  margin-bottom: 18px;
}
.pillar h3 { font-size: 1.02rem; color: var(--azul); margin-bottom: 8px; }
.pillar p { font-size: 0.9rem; color: var(--grafito-soft); line-height: 1.6; }

/* =========================================================
   Detrás de Athena
   ========================================================= */
.about-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 56px;
  align-items: center;
}
.about-portrait {
  aspect-ratio: 3 / 4;
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, #e7e2d4 0%, #d9e2dd 100%);
  border: 1px solid var(--linea-clara);
  display: flex;
  align-items: flex-end;
  padding: 20px;
}
.about-portrait span {
  font-size: 0.72rem;
  letter-spacing: 1px;
  color: var(--grafito-soft);
  background: rgba(255,255,255,0.7);
  padding: 6px 12px;
  border-radius: 4px;
}
.about-quote {
  font-family: var(--font-display);
  font-size: 1.3rem;
  line-height: 1.5;
  color: var(--azul);
  margin-bottom: 20px;
}
.about-role { color: var(--verde-dark); font-size: 0.85rem; letter-spacing: 0.5px; margin-bottom: 22px; display: block; }
.about-copy p { color: var(--grafito-soft); font-size: 0.98rem; line-height: 1.75; margin-bottom: 16px; }

/* =========================================================
   Centro Athena — recursos
   ========================================================= */
.resources-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.resource-card {
  background: var(--blanco);
  border: 1px solid var(--linea-clara);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: transform 320ms var(--ease), box-shadow 320ms var(--ease);
}
.resource-card:hover { transform: translateY(-5px); box-shadow: 0 16px 34px rgba(15,29,51,0.08); }
.resource-card .eyebrow { margin-bottom: 12px; }
.resource-card h3 { font-size: 1.02rem; color: var(--azul); margin-bottom: 10px; }
.resource-card p { font-size: 0.88rem; color: var(--grafito-soft); line-height: 1.6; margin-bottom: 18px; }
.resource-note { margin-top: 28px; font-size: 0.85rem; color: var(--grafito-soft); }

/* =========================================================
   CTA final + footer
   ========================================================= */
.cta-final { text-align: center; }
.cta-final .section-head { margin-left: auto; margin-right: auto; }
.cta-final .btn-row { justify-content: center; margin-top: 8px; }

footer {
  background: var(--azul);
  padding: 56px 0 28px;
}
.footer-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--section-pad-x);
}
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 18px; }
.footer-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  padding-top: 26px;
  margin-top: 26px;
  border-top: 1px solid rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.5);
  font-size: 0.8rem;
}
.footer-meta a { color: rgba(255,255,255,0.7); }
.footer-meta a:hover { color: var(--dorado); }

/* =========================================================
   WhatsApp flotante
   ========================================================= */
.float-actions {
  position: fixed;
  right: 26px;
  bottom: 26px;
  z-index: 45;
}
.whatsapp-fab {
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #128C7E;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 26px rgba(18,140,126,0.35);
  cursor: pointer;
  animation: fab-breathe 4.5s ease-in-out infinite;
  transition: transform 300ms var(--ease), box-shadow 300ms var(--ease);
}
.whatsapp-fab:hover { transform: scale(1.07); box-shadow: 0 14px 32px rgba(18,140,126,0.45); }
@keyframes fab-breathe {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

/* =========================================================
   Widget de diagnóstico (preservado funcionalmente)
   ========================================================= */
#diagnostico-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(5,10,18,0.75);
  z-index: 80;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
#diagnostico-overlay.open { display: flex; }

.chat-panel {
  width: min(560px, 100%);
  height: min(680px, 90vh);
  background: var(--azul-2);
  border: 1px solid rgba(200,170,106,0.3);
  border-radius: 14px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.chat-header {
  padding: 16px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.chat-header .brand { font-size: 1rem; color: var(--blanco); }
.chat-close { background: none; border: none; color: var(--gris-claro); font-size: 1.3rem; cursor: pointer; }

.consent {
  padding: 24px;
  color: var(--gris-claro);
  font-size: 0.88rem;
  line-height: 1.5;
  overflow-y: auto;
}
.consent a { color: var(--dorado); text-decoration: underline; }
.consent label { display: flex; gap: 10px; align-items: flex-start; margin-top: 16px; }

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.msg {
  max-width: 85%;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 0.92rem;
  line-height: 1.45;
  white-space: pre-wrap;
}
.msg.usuario { align-self: flex-end; background: var(--dorado); color: var(--azul); }
.msg.asistente { align-self: flex-start; background: rgba(255,255,255,0.06); color: var(--blanco); }
.msg.sistema { align-self: center; color: var(--gris-claro); font-size: 0.8rem; font-style: italic; }

.chat-input {
  display: flex;
  padding: 14px;
  gap: 10px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.chat-input textarea {
  flex: 1;
  resize: none;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.05);
  color: var(--blanco);
  padding: 10px 12px;
  font-family: var(--font-body);
  font-size: 0.9rem;
}
.chat-input button {
  background: var(--dorado);
  color: var(--azul);
  border: none;
  border-radius: 8px;
  padding: 0 20px;
  font-weight: 600;
  cursor: pointer;
  transition: background 250ms var(--ease);
}
.chat-input button:hover { background: #d3ba7c; }

.pdf-banner {
  margin: 10px 20px 16px;
  padding: 12px 14px;
  background: rgba(14,102,99,0.25);
  border: 1px solid var(--verde);
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--blanco);
}
.pdf-banner a { font-weight: 600; color: var(--dorado); text-decoration: underline; }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1080px) {
  .method-grid { grid-template-columns: repeat(3, 1fr); gap: 32px 20px; }
  .paths-grid { grid-template-columns: repeat(2, 1fr); }
  .pillars-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 36px 0; }
  .stat-divider::before { display: none; }
  .field-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 860px) {
  :root { --section-pad-y: 76px; }
  .main-nav { display: none; }
  .nav-toggle { display: flex; }

  .hero { padding: 140px 0 70px; }
  .hero-inner { grid-template-columns: 1fr; gap: 44px; }
  .hero-media { order: 2; max-width: 420px; margin: 0 auto; }
  .hero-content { order: 1; }
  .hero-content h1, .hero-content p { max-width: 100%; }

  .challenge-grid { grid-template-columns: 1fr; }
  .challenge-arrow { transform: rotate(90deg); padding: 6px 0; }

  .method-grid { grid-template-columns: 1fr 1fr; }
  .method-line { display: none; }

  .services-list { gap: 64px; }
  .service-row, .service-row.reverse { grid-template-columns: 1fr; }
  .service-row.reverse .service-media, .service-row.reverse .service-copy { order: initial; }

  .digital-wrap { grid-template-columns: 1fr; gap: 40px; }
  .about-grid { grid-template-columns: 1fr; gap: 36px; }
  .about-portrait { max-width: 320px; }

  .resources-grid { grid-template-columns: 1fr 1fr; }
  .field-grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 140px; }
}

@media (max-width: 640px) {
  :root { --section-pad-x: 6vw; }
  .section { padding: var(--section-pad-y-sm) 0; }
  .method-grid { grid-template-columns: 1fr 1fr; }
  .paths-grid { grid-template-columns: 1fr; }
  .pillars-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .resources-grid { grid-template-columns: 1fr; }
  .field-grid { grid-template-columns: 1fr 1fr; grid-auto-rows: 120px; }
  .field-item.wide { grid-column: span 2; }
  .btn-row { width: 100%; }
  .btn { width: 100%; justify-content: center; }
  .btn-row .btn { flex: 1 1 auto; }
  .float-actions { right: 16px; bottom: 16px; }
  .whatsapp-fab { width: 52px; height: 52px; }
}