:root {
  --navy: #08162d;
  --navy-2: #0d2141;
  --ink: #111827;
  --muted: #4b5563;
  --paper: #f8fafc;
  --white: #fff;
  --line: #e2e8f0;
  --teal: #16d4cf;
  --teal-dark: #08aead;
  --blue: #2563eb;
  --font-body: 'DM Sans', sans-serif;
  --font-display: 'Manrope', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; width: 100%; }
body { margin: 0; color: var(--ink); background: #fff; font-family: var(--font-body); -webkit-font-smoothing: antialiased; width: 100%; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
img { display: block; max-width: 100%; }
.svg-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.icon { width: 20px; height: 20px; display: inline-block; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; flex: 0 0 auto; }
.container { width: min(1200px, calc(100% - 48px)); margin: 0 auto; }
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 1000; background: #fff; color: var(--navy); padding: 12px 18px; border-radius: 8px; font-size: 16px; }
.skip-link:focus { top: 12px; }

/* BARRA DE PROGRESO DE SCROLL */
.scroll-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 4px;
  background: linear-gradient(90deg, var(--teal), var(--teal-dark));
  z-index: 10000;
  transition: width 0.1s linear;
  pointer-events: none;
}

/* PRELOADER STYLES */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--navy);
  display: grid;
  place-items: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}
.preloader.loaded {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.preloader-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}
.preloader-logo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 0 30px rgba(22,212,207,0.3);
  animation: preloader-pulse 1.8s ease-in-out infinite;
}
.preloader-spinner {
  width: 44px;
  height: 44px;
  border: 3px solid rgba(255,255,255,0.1);
  border-top-color: var(--teal);
  border-radius: 50%;
  animation: preloader-spin 0.8s linear infinite;
}
@keyframes preloader-spin {
  to { transform: rotate(360deg); }
}
@keyframes preloader-pulse {
  0%, 100% { transform: scale(1); opacity: 0.9; }
  50% { transform: scale(1.08); opacity: 1; filter: drop-shadow(0 0 10px var(--teal)); }
}

/* NAVEGACIÓN Y HEADER FIJO (STRICT STICKY) */
.site-header { 
  height: 90px; 
  position: -webkit-sticky;
  position: sticky; 
  top: 0; 
  z-index: 9999; 
  background: rgba(255,255,255,.95); 
  backdrop-filter: blur(20px); 
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0,0,0,.06); 
  box-shadow: 0 4px 20px rgba(0,0,0,0.02); 
}
.nav-wrap { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: inline-flex; align-items: center; gap: 14px; min-width: 0; }
.brand img { width: 56px; height: 56px; border-radius: 50%; object-fit: cover; box-shadow: 0 4px 15px rgba(0,0,0,.08); }
.brand-copy { display: grid; gap: 4px; min-width: 0; }
.brand-copy strong { color: var(--navy); font: 800 18px/1 var(--font-display); letter-spacing: -.03em; white-space: nowrap; }
.brand-copy strong span { color: var(--teal-dark); }
.brand-copy small { color: #64748b; font: 600 11px/1.2 var(--font-body); letter-spacing: .08em; text-transform: uppercase; white-space: nowrap; }
.main-nav { display: flex; align-items: center; gap: 35px; }
.main-nav > a:not(.nav-cta) { color: #334155; font-size: 16px; font-weight: 600; transition: color .2s; }
.main-nav > a:not(.nav-cta):hover, .main-nav .nav-link.active { color: var(--teal-dark); }
.nav-cta { display: inline-flex; align-items: center; gap: 12px; padding: 14px 22px; border-radius: 10px; color: var(--white); background: var(--navy); font-size: 15px; font-weight: 700; transition: transform .2s, background .2s; }
.nav-cta:hover { background: #0f264d; transform: translateY(-2px); }
.nav-cta .icon { width: 18px; height: 18px; }
.menu-toggle { display: none; width: 48px; height: 48px; border: 1px solid var(--line); border-radius: 12px; background: #fff; color: var(--navy); align-items: center; justify-content: center; cursor: pointer; }

/* DEFINICIÓN DE SECCIONES INTERCALADAS */
.dark-section { background: var(--navy); color: #fff; }
.gray-section { background: #f4f7f9; color: var(--ink); }

h2 { font: 800 clamp(38px, 5vw, 54px)/1.15 var(--font-display); letter-spacing: -.04em; }
.dark-section h2 { color: #fff; }
.gray-section h2 { color: var(--navy); }
.text-accent { color: var(--teal); }

/* SECCIÓN 1: HERO (Oscuro) */
.hero { position: relative; overflow: hidden; padding: 100px 0 40px; }
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 54px; position: relative; z-index: 2; min-height: 440px; }
.hero-copy { padding: 10px 0 27px; max-width: 580px; }
.eyebrow { display: flex; align-items: center; gap: 12px; font-size: 12px; font-weight: 800; letter-spacing: .18em; }
.eyebrow-light { color: #94a3b8; }
.eyebrow-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 5px rgba(22,212,207,.15); }
.hero h1 { max-width: 630px; margin: 24px 0 20px; font: 800 clamp(44px, 5.5vw, 68px)/1.1 var(--font-display); letter-spacing: -.058em; color: #fff; }
.hero h1 span { color: var(--teal); }
.hero-lead { max-width: 520px; margin-bottom: 32px; color: #cbd5e1; font-size: 18px; line-height: 1.75; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.button { min-height: 54px; display: inline-flex; align-items: center; justify-content: center; gap: 14px; padding: 0 24px; border: 1px solid transparent; border-radius: 12px; cursor: pointer; font-size: 15px; font-weight: 700; transition: transform .2s, box-shadow .2s, background .2s, border-color .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: #05223b; background: var(--teal); box-shadow: 0 8px 25px rgba(22,212,207,.2); }
.button-primary:hover { background: #46e2da; box-shadow: 0 12px 30px rgba(22,212,207,.3); }
.button-ghost { color: #e9f0f8; background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.2); }
.button-ghost:hover { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.4); }
.hero-note { display: flex; align-items: center; gap: 12px; margin-top: 32px; color: #94a3b8; font-size: 13px; }
.note-check { display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; color: var(--teal); border: 1px solid rgba(22,212,207,.4); }

.hero-image-wrapper { position: relative; z-index: 3; display: flex; align-items: center; justify-content: center; }
.image-frame { width: 100%; border-radius: 24px; padding: 12px; background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08); backdrop-filter: blur(8px); box-shadow: 0 30px 60px rgba(0,0,0,0.4); }
.main-hero-img { border-radius: 16px; width: 100%; height: auto; object-fit: cover; aspect-ratio: 4/3; }
.floating-stat { position: absolute; z-index: 4; display: flex; align-items: center; gap: 12px; min-width: 200px; padding: 14px 18px; border: 1px solid rgba(255,255,255,.15); border-radius: 14px; background: #fff; color: var(--navy); box-shadow: 0 14px 32px rgba(0,0,0,.25); }
.stat-one { top: 20px; left: -20px; }
.stat-two { bottom: 25px; right: -20px; }
.stat-icon { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 10px; color: #078e91; background: #dff9f7; }
.stat-icon-blue { color: #356ce1; background: #e9efff; }
.floating-stat small { display: block; color: #64748b; font-size: 11px; }
.floating-stat strong { display: block; margin-top: 2px; font: 800 14px var(--font-display); }
.stat-tick { display: grid; place-items: center; width: 20px; height: 20px; margin-left: auto; border-radius: 50%; color: #fff; background: #08bcb6; }

.hero-bottom { display: flex; align-items: center; gap: 24px; margin-top: 50px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.12); color: #94a3b8; font-size: 10px; font-weight: 800; letter-spacing: .15em; position: relative; z-index: 2; }
.hero-bottom-line { width: 30px; height: 1px; background: rgba(22,212,207,.5); }

/* SECCIÓN ESPACIADOS Y MÓDULOS */
.section-space { padding: 110px 0; }
.section-kicker { display: flex; align-items: center; gap: 12px; color: #64748b; font-size: 11px; font-weight: 800; letter-spacing: .18em; }
.section-kicker > span:first-child { color: var(--teal-dark); font: 800 15px var(--font-display); letter-spacing: 0; }
.kicker-line { width: 35px; height: 2px; background: var(--teal-dark); }

/* SECCIÓN 2: NOSOTROS (Gris) */
.intro-grid { display: grid; grid-template-columns: 1fr 2fr .9fr; gap: 40px; align-items: start; }
.intro-content h2 { max-width: 620px; margin: 20px 0 20px; }
.intro-content > p { max-width: 610px; margin-bottom: 26px; color: var(--muted); font-size: 17px; line-height: 1.8; }
.text-link { display: inline-flex; align-items: center; gap: 10px; color: var(--teal-dark); font-size: 15px; font-weight: 800; transition: gap .2s; }
.text-link:hover { gap: 15px; }
.intro-aside { align-self: center; padding: 28px 24px; border-left: 3px solid var(--teal-dark); background: #fff; border-radius: 0 14px 14px 0; box-shadow: 0 10px 30px rgba(0,0,0,0.02); }
.aside-mark { width: 44px; height: 44px; display: grid; place-items: center; margin-bottom: 16px; border-radius: 12px; color: var(--teal-dark); background: #e2f9f7; }
.intro-aside p { margin-bottom: 14px; color: var(--navy); font: 800 18px/1.5 var(--font-display); }
.intro-aside > span { color: #64748b; font-size: 10px; font-weight: 800; letter-spacing: .15em; }

/* SECCIÓN 3: SERVICIOS (Oscuro) */
.section-heading-row { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: 45px; }
.section-heading-row h2 { margin: 20px 0 0; }
.dark-title { color: #fff; }
.dark-desc { color: #94a3b8; font-size: 16px; line-height: 1.7; max-width: 380px; margin-bottom: 5px; }
.services-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.service-card { display: flex; flex-direction: column; min-height: 330px; padding: 28px 24px; border-radius: 16px; transition: transform .25s, border-color .25s, box-shadow .25s; }
.gray-card { background: #fff; border: 1px solid var(--line); color: var(--ink); }
.dark-card { background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.1); color: #fff; }
.service-card:hover { transform: translateY(-6px); }
.service-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.service-number { font-size: 9px; font-weight: 800; letter-spacing: .15em; }
.dark-card .service-number { color: #94a3b8; }
.service-icon { width: 48px; height: 48px; display: grid; place-items: center; border-radius: 12px; }
.dark-card .service-icon { color: var(--teal); background: rgba(22,212,207,0.1); }
.service-card h3 { margin-bottom: 12px; font: 800 20px/1.3 var(--font-display); }
.dark-card h3 { color: #fff; }
.service-card > p { margin-bottom: 24px; font-size: 14px; line-height: 1.7; }
.dark-card > p { color: #cbd5e1; }
.service-link { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: auto; padding-top: 14px; border-top: 1px solid rgba(255,255,255,0.1); font-size: 12px; font-weight: 800; color: var(--teal); }
.services-footnote { display: flex; align-items: center; gap: 18px; margin-top: 35px; }
.footnote-line { width: 30px; height: 2px; background: var(--teal); }
.services-footnote p { margin: 0; font-size: 14px; }
.dark-footnote { color: #94a3b8; }
.services-footnote a { display: inline-flex; align-items: center; gap: 6px; margin-left: auto; font-size: 13px; font-weight: 800; color: #fff; }

/* SECCIÓN 4: MÉTODO REDISEÑADO (Gris) */
.process-heading { 
  display: flex; 
  justify-content: space-between; 
  align-items: end; 
  gap: 40px; 
  margin: 22px 0 50px; 
}
.process-heading > p { 
  max-width: 440px; 
  margin: 0 0 5px; 
  color: var(--muted); 
  font-size: 17px; 
  line-height: 1.75; 
}
.process-grid-cards { 
  display: grid; 
  grid-template-columns: repeat(4, 1fr); 
  gap: 24px; 
}
.process-card-item { 
  position: relative; 
  background: #fff; 
  border: 1px solid var(--line); 
  border-radius: 20px; 
  padding: 32px 26px; 
  box-shadow: 0 10px 30px rgba(0,0,0,0.03); 
  display: flex; 
  flex-direction: column; 
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.35s; 
}
.process-card-item:hover { 
  transform: translateY(-8px); 
  border-color: rgba(8,174,177,.45); 
  box-shadow: 0 22px 50px rgba(8,174,177,0.12); 
}
.process-card-header { 
  display: flex; 
  align-items: center; 
  justify-content: space-between; 
  margin-bottom: 22px; 
}
.step-badge { 
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #e2f9f7;
  color: var(--teal-dark);
  font: 800 13px var(--font-display);
}
.step-symbol { 
  width: 46px; 
  height: 46px; 
  display: grid; 
  place-items: center; 
  border-radius: 12px; 
  color: var(--teal-dark); 
  background: #f0fdfa; 
  transition: transform 0.3s ease;
}
.process-card-item:hover .step-symbol {
  transform: scale(1.1) rotate(5deg);
  background: var(--teal-dark);
  color: #fff;
}
.process-card-item h3 { 
  margin-bottom: 12px; 
  color: var(--navy); 
  font: 800 20px/1.3 var(--font-display); 
}
.process-card-item p { 
  margin-bottom: 24px; 
  color: var(--muted); 
  font-size: 15px; 
  line-height: 1.75; 
  flex-grow: 1;
}
.process-footer-tag {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 6px;
  background: #f4f7f9;
  color: #64748b;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  align-self: flex-start;
  transition: background 0.2s, color 0.2s;
}
.process-card-item:hover .process-footer-tag {
  background: #e2f9f7;
  color: var(--teal-dark);
}

/* SECCIÓN 5: TESTIMONIOS (Oscuro) */
.testimonials-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; margin-top: 40px; }
.testimonial-card { padding: 36px; border-radius: 18px; }
.testimonial-card .stars { color: #f59e0b; margin-bottom: 16px; display: flex; gap: 5px; }
.testimonial-card p { font-size: 17px; line-height: 1.8; font-style: italic; margin-bottom: 24px; }
.dark-card p { color: #e2e8f0; }
.client-info strong { display: block; font-size: 15px; font-weight: 800; }
.dark-card .client-info strong { color: #fff; }
.client-info span { font-size: 13px; }
.dark-card .client-info span { color: #94a3b8; }

/* SECCIÓN 6: NOVEDADES (Gris) */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.news-card { display: flex; flex-direction: column; padding: 32px 26px; border: 1px solid var(--line); border-radius: 16px; background: #fff; transition: transform 0.3s, border-color 0.3s; }
.news-card:hover { transform: translateY(-6px); border-color: rgba(8,174,177,.4); }
.news-icon { width: 50px; height: 50px; display: grid; place-items: center; border-radius: 12px; background: #e2f9f7; color: var(--teal-dark); margin-bottom: 20px; }
.news-card h3 { font-size: 19px; color: var(--navy); margin-bottom: 12px; line-height: 1.35; }
.news-card p { color: var(--muted); font-size: 15px; line-height: 1.7; margin-bottom: 22px; }
.news-link { margin-top: auto; display: inline-flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 800; color: var(--teal-dark); }

/* SECCIÓN 7: CONTACTO (Oscuro) */
.contact-grid { position: relative; z-index: 1; display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; align-items: center; }
.contact-copy h2 { margin: 20px 0 16px; color: #fff; max-width: 500px; }
.contact-copy h2 span { color: var(--teal); }
.contact-copy > p { max-width: 460px; margin-bottom: 35px; color: #cbd5e1; font-size: 16px; line-height: 1.8; }
.contact-direct { display: grid; gap: 14px; max-width: 380px; }
.contact-direct-item { display: flex; align-items: center; gap: 16px; padding: 15px 18px; border: 1px solid rgba(255,255,255,.1); border-radius: 12px; background: rgba(255,255,255,.03); transition: background .2s,border-color .2s; }
.contact-direct-item:hover { background: rgba(255,255,255,.07); border-color: rgba(22,212,207,.35); }
.direct-icon { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 10px; color: var(--teal); background: rgba(22,212,207,.12); }
.contact-direct-item small { display: block; margin-bottom: 4px; color: #94a3b8; font-size: 10px; font-weight: 800; letter-spacing: .15em; }
.contact-direct-item strong { display: block; color: #f1f5f9; font-size: 16px; font-weight: 700; }
.direct-arrow { margin-left: auto; color: #94a3b8; }
.contact-social { display: flex; align-items: center; gap: 20px; margin-top: 30px; }
.contact-social > span { color: #94a3b8; font-size: 10px; font-weight: 800; letter-spacing: .15em; }
.contact-social a { display: inline-flex; align-items: center; gap: 6px; color: #f1f5f9; font-size: 14px; font-weight: 700; }

.form-card { padding: 36px; border: 1px solid rgba(255,255,255,.4); border-radius: 20px; background: #fff; box-shadow: 0 30px 80px rgba(0,0,0,.25); color: var(--ink); }
.form-overline { color: var(--teal-dark); font-size: 10px; font-weight: 800; letter-spacing: .18em; }
.form-card h3 { margin: 10px 0 8px; color: var(--navy); font: 800 24px var(--font-display); }
.form-card-heading p { margin: 0 0 24px; color: #64748b; font-size: 14px; line-height: 1.6; }
#contact-form { display: grid; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
#contact-form label { display: grid; gap: 8px; color: #334155; font-size: 13px; font-weight: 800; }
#contact-form label > span { color: var(--teal-dark); }
#contact-form label small { color: #94a3b8; font-size: 11px; font-weight: 500; display: inline; }
#contact-form input, #contact-form select, #contact-form textarea { width: 100%; padding: 14px; border: 1px solid #cbd5e1; border-radius: 10px; outline: none; color: #0f172a; background: #f8fafc; font-size: 14px; font-weight: 500; transition: border-color .2s,box-shadow .2s; }
#contact-form select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; }
#contact-form textarea { resize: vertical; min-height: 90px; }
#contact-form input:focus, #contact-form select:focus, #contact-form textarea:focus { border-color: var(--teal-dark); background: #fff; box-shadow: 0 0 0 3px rgba(13,148,136,.12); }
#contact-form .field-error { border-color: #ef4444; box-shadow: 0 0 0 3px rgba(239,68,68,.1); }
.form-consent { display: flex; align-items: flex-start; gap: 10px; margin-top: 2px; }
.consent-check { width: 20px; height: 20px; display: grid; place-items: center; flex: 0 0 20px; border-radius: 50%; color: var(--teal-dark); background: #f0fdfa; }
.form-consent p { margin: 0; color: #64748b; font-size: 12px; line-height: 1.55; }
.form-submit { width: 100%; min-height: 52px; margin-top: 4px; font-size: 15px; }

/* SECCIÓN 8: FAQ (Gris) */
.faq-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 90px; }
.faq-grid h2 { margin: 20px 0 16px; }
.faq-grid > div:first-child > p { max-width: 350px; margin-bottom: 25px; color: var(--muted); font-size: 16px; line-height: 1.8; }
.faq-list { border-top: 1px solid #cbd5e1; }
.faq-list details { border-bottom: 1px solid #cbd5e1; }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 24px 4px; cursor: pointer; color: var(--navy); font: 700 16px var(--font-display); list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-plus { width: 24px; height: 24px; position: relative; flex: 0 0 24px; border: 2px solid #cbd5e1; border-radius: 50%; }
.faq-plus::before,.faq-plus::after { content: ''; position: absolute; left: 50%; top: 50%; width: 8px; height: 2px; background: var(--teal-dark); transform: translate(-50%,-50%); transition: transform .2s; }
.faq-plus::after { transform: translate(-50%,-50%) rotate(90deg); }
.faq-list details[open] .faq-plus::after { transform: translate(-50%,-50%) rotate(0); }
.faq-list details p { max-width: 600px; margin: -4px 40px 24px 4px; color: var(--muted); font-size: 15px; line-height: 1.8; }

/* Footer */
.site-footer { color: #cbd5e1; background: #020617; }
.footer-main { display: flex; align-items: center; justify-content: space-between; gap: 35px; padding-top: 45px; padding-bottom: 40px; }
.footer-brand img { width: 56px; height: 56px; }
.footer-brand .brand-copy strong { color: #fff; font-size: 18px; }
.footer-brand .brand-copy small { color: #94a3b8; font-size: 11px; }
.footer-main > p { margin: 0 auto 0 60px; color: #94a3b8; font: 600 14px/1.65 var(--font-display); }
.footer-cta { display: inline-flex; align-items: center; gap: 10px; padding: 14px 20px; border: 2px solid rgba(22,212,207,.3); border-radius: 10px; color: var(--teal); font-size: 13px; font-weight: 800; }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-top: 20px; padding-bottom: 24px; border-top: 1px solid rgba(255,255,255,.1); color: #64748b; font-size: 12px; }
.footer-bottom > div { display: flex; gap: 25px; }
.footer-bottom a:hover { color: var(--teal); }
.whatsapp-float { position: fixed; z-index: 90; right: 25px; bottom: 25px; width: 60px; height: 60px; display: grid; place-items: center; border: 3px solid rgba(255,255,255,.95); border-radius: 50%; background: #20bd68; box-shadow: 0 8px 30px rgba(0,0,0,.25); transition: transform .2s, box-shadow .2s; }
.whatsapp-float:hover { transform: translateY(-4px) scale(1.04); }
.whatsapp-float svg { width: 32px; height: 32px; fill: #fff; }

/* Animaciones */
.js-ready .reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.js-ready .reveal.is-visible { opacity: 1; transform: translateY(0); }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
@keyframes float-delayed { 0%, 100% { transform: translateY(0) rotate(-3deg); } 50% { transform: translateY(-8px) rotate(-1deg); } }
@keyframes pulse-whatsapp { 0% { box-shadow: 0 0 0 0 rgba(32, 189, 104, 0.6); } 70% { box-shadow: 0 0 0 16px rgba(32, 189, 104, 0); } 100% { box-shadow: 0 0 0 0 rgba(32, 189, 104, 0); } }
.float-anim .image-frame { animation: float 6s ease-in-out infinite; }
.float-anim-delayed { animation: float-delayed 7s ease-in-out infinite; }
.float-anim-delayed-2 { animation: float-delayed 5s ease-in-out infinite reverse; }
.pulse-whatsapp { animation: pulse-whatsapp 2.5s infinite; }

/* Responsive */
@media (max-width: 1050px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-image-wrapper { max-width: 460px; margin: 0 auto; }
  .intro-grid { grid-template-columns: 1fr; gap: 28px; }
  .services-grid { grid-template-columns: repeat(2,1fr); }
  .process-grid-cards { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .process-heading { flex-direction: column; align-items: flex-start; gap: 15px; }
  .statement-grid, .contact-grid, .faq-grid { grid-template-columns: 1fr; gap: 45px; }
}
@media (max-width: 760px) {
  h2 { font-size: clamp(34px,8vw,44px); }
  .site-header { height: 80px; }
  .menu-toggle { display: flex; }
  .main-nav { position: fixed; top: 80px; left: 0; right: 0; display: flex; flex-direction: column; background: #fff; padding: 20px; box-shadow: 0 20px 40px rgba(0,0,0,.1); opacity: 0; visibility: hidden; transform: translateY(-10px); transition: all .3s; }
  .main-nav.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
  .process-grid-cards, .news-grid, .testimonials-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-main { flex-wrap: wrap; }
  .footer-main > p { margin-left: 0; width: 100%; }
}