/* ==========================================================================
   A&L ASESORÍA & LOGÍSTICA — DESIGN TOKENS
   ========================================================================== */
:root{
  --navy-950: #03152F;
  --navy-900: #061B36;
  --navy-800: #071D38;
  --navy-700: #0B1940;
  --blue-500: #087AFF;
  --blue-400: #0A84FF;
  --green-500: #1FD276;
  --green-600: #00B45D;
  --white: #FFFFFF;
  --bg-light: #F7F9FC;
  --bg-lighter: #FAFBFD;
  --gray-50: #F5F6F9;
  --gray-100: #EAECF2;
  --gray-300: #C9CEDA;
  --gray-500: #6B7280;
  --gray-600: #4B5567;
  --gray-700: #333B4D;
  --text-body: #465066;

  --font-display: 'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;

  --container-w: 1240px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --shadow-card: 0 8px 24px rgba(7, 29, 56, 0.08);
  --shadow-card-hover: 0 16px 40px rgba(7, 29, 56, 0.14);
  --shadow-dashboard: 0 30px 70px rgba(3, 21, 47, 0.35);
  --transition: 200ms cubic-bezier(.4,0,.2,1);
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
}

body{
  margin: 0;
  font-family: var(--font-body);
  color: var(--text-body);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
  overflow-x: hidden;
}

h1,h2,h3,h4{
  font-family: var(--font-display);
  color: var(--navy-800);
  margin: 0 0 .5em;
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.01em;
}

p{ margin: 0 0 1em; }
a{ color: inherit; text-decoration: none; }
img{ max-width: 100%; display: block; }
ul, ol{ list-style: none; margin: 0; padding: 0; }
button{ font-family: inherit; cursor: pointer; }

.container{
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link{
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--green-500);
  color: var(--navy-900);
  padding: 12px 20px;
  z-index: 9999;
  font-weight: 700;
  border-radius: 0 0 8px 0;
}
.skip-link:focus{ left: 0; }

:focus-visible{
  outline: 3px solid var(--blue-400);
  outline-offset: 2px;
  border-radius: 4px;
}

.text-accent{ color: var(--green-500); }
.text-white{ color: var(--white); }

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.95rem;
  font-family: var(--font-display);
  padding: 13px 24px;
  border-radius: 999px;
  border: 2px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
  white-space: nowrap;
}
.btn:hover{ transform: translateY(-2px); }
.btn:active{ transform: translateY(0); }

.btn-primary{
  background: var(--green-600);
  color: var(--white);
  box-shadow: 0 8px 20px rgba(0, 180, 93, 0.28);
}
.btn-primary:hover{ background: var(--green-500); box-shadow: 0 12px 28px rgba(0, 180, 93, 0.36); }

.btn-outline{
  background: transparent;
  color: var(--navy-800);
  border-color: var(--navy-800);
}
.btn-outline:hover{ background: var(--navy-800); color: var(--white); }

.btn-outline-light{
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}
.btn-outline-light:hover{ background: var(--white); color: var(--navy-800); border-color: var(--white); }

.btn-whatsapp{
  background: #25D366;
  color: var(--white);
  box-shadow: 0 8px 20px rgba(37, 211, 102, 0.3);
}
.btn-whatsapp:hover{ background: #21bd5b; }

.btn-lg{ padding: 15px 28px; font-size: 1rem; }
.btn-block{ width: 100%; }

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header{
  position: sticky;
  top: 0;
  z-index: 500;
  background: rgba(3, 21, 47, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 76px;
}

.brand{ display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-mark{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--green-500);
  line-height: 1;
}
.brand-text{ display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong{ color: var(--white); font-size: .78rem; letter-spacing: .04em; font-family: var(--font-display); }
.brand-text em{ color: var(--green-500); font-style: normal; font-size: .68rem; letter-spacing: .03em; }

.main-nav ul{ display: flex; gap: 18px; }
.nav-link{
  color: rgba(255,255,255,0.78);
  font-size: .88rem;
  font-weight: 600;
  padding: 8px 0;
  position: relative;
  white-space: nowrap;
  transition: color var(--transition);
}
.nav-link::after{
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 2px;
  background: var(--green-500);
  transition: width var(--transition);
}
.nav-link:hover, .nav-link.active-link{ color: var(--white); }
.nav-link:hover::after, .nav-link.active-link::after{ width: 100%; }

.header-cta{ flex-shrink: 0; }

.hamburger{
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: transparent;
  border: none;
  padding: 0;
}
.hamburger span{
  display: block;
  height: 2px;
  width: 24px;
  background: var(--white);
  margin: 0 auto;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.is-open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.hamburger.is-open span:nth-child(2){ opacity: 0; }
.hamburger.is-open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

.mobile-nav{
  display: none;
  flex-direction: column;
  gap: 20px;
  padding: 20px 24px 28px;
  background: var(--navy-950);
  border-top: 1px solid rgba(255,255,255,0.06);
}
.mobile-nav.is-open{ display: flex; }
.mobile-nav ul{ display: flex; flex-direction: column; gap: 4px; }
.mobile-nav .nav-link{ display: block; padding: 12px 0; color: rgba(255,255,255,0.85); font-size: 1rem; border-bottom: 1px solid rgba(255,255,255,0.06); }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero{
  position: relative;
  background: var(--navy-950);
  overflow: hidden;
  padding: 76px 0 90px;
}
.hero-bg{
  position: absolute; inset: 0;
  background:
    radial-gradient(900px 500px at 85% -10%, rgba(8,122,255,0.25), transparent 60%),
    radial-gradient(700px 500px at 15% 110%, rgba(31,210,118,0.12), transparent 60%),
    linear-gradient(160deg, var(--navy-950) 0%, var(--navy-900) 55%, var(--navy-800) 100%);
}
.hero-bg::after{
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 20%, transparent 75%);
}

.hero-grid{
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 48px;
  align-items: center;
}
.hero-copy, .hero-visual{ min-width: 0; }

.hero-copy h1{
  color: var(--white);
  font-size: clamp(2rem, 3.4vw, 2.85rem);
  margin-bottom: .55em;
}
.hero-lead{
  color: rgba(255,255,255,0.72);
  font-size: 1.05rem;
  max-width: 46ch;
  margin-bottom: 2em;
}
.hero-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 3em;
}

.hero-stats{
  display: grid;
  grid-template-columns: repeat(4, auto);
  gap: 28px;
  margin: 0;
}
.stat{ display: flex; flex-direction: column; gap: 4px; }
.stat-number{
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.9rem;
  color: var(--white);
}
.stat dd{ margin: 0; font-size: .82rem; color: rgba(255,255,255,0.6); }

/* Hero dashboard recreation */
.hero-visual{ position: relative; }
.op-dashboard{
  position: relative;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-dashboard);
  display: grid;
  grid-template-columns: 140px 1fr;
  overflow: visible;
  min-height: 300px;
  min-width: 0;
}
.op-sidebar{
  background: var(--navy-950);
  border-radius: var(--radius-lg) 0 0 var(--radius-lg);
  padding: 22px 14px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.op-sidebar-brand{
  font-family: var(--font-display);
  color: var(--green-500);
  font-weight: 800;
  font-size: 1rem;
  padding: 0 4px;
}
.op-sidebar-nav{ display: flex; flex-direction: column; gap: 4px; }
.op-item{
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.55);
  font-size: .68rem;
  font-weight: 600;
  padding: 8px 10px;
  border-radius: 8px;
}
.op-item svg{ flex-shrink: 0; }
.op-item.is-active{ background: var(--green-600); color: var(--white); }

.op-main{ padding: 22px 20px 20px; min-width: 0; }
.op-title{ font-size: .95rem; color: var(--navy-800); margin-bottom: 14px; }
.op-cards{ display: grid; grid-template-columns: 1fr 1fr; gap: 12px; min-width: 0; }
.op-card{
  background: var(--bg-light);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  min-width: 0;
}
.op-card-label{ display: block; font-size: .66rem; color: var(--gray-500); margin-bottom: 6px; font-weight: 600; }
.op-card-row{ display: flex; align-items: baseline; gap: 8px; }
.op-card-row strong{ font-family: var(--font-display); font-size: 1.3rem; color: var(--navy-800); }
.op-trend{ font-size: .68rem; font-weight: 700; color: var(--green-600); }
.op-card-foot{ font-size: .64rem; color: var(--gray-500); }
.op-bar{ margin-top: 8px; height: 5px; background: var(--gray-100); border-radius: 4px; overflow: hidden; }
.op-bar span{ display: block; height: 100%; background: var(--green-500); border-radius: 4px; }
.op-mini-bars{ display: flex; align-items: flex-end; gap: 3px; height: 26px; margin-top: 8px; }
.op-mini-bars span{ flex: 1; background: var(--green-500); opacity: .55; border-radius: 2px; }
.op-mini-bars span:last-child{ opacity: 1; }
.op-sparkline{ width: 100%; height: 24px; margin-top: 6px; }

.ai-widget{
  position: absolute;
  left: -26px;
  bottom: -64px;
  width: 78%;
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card-hover);
  padding: 16px;
}
.ai-widget-head{ display: flex; gap: 10px; align-items: flex-start; margin-bottom: 12px; }
.ai-avatar{
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg-light);
  border-radius: 50%;
  font-size: 1rem;
  flex-shrink: 0;
}
.ai-widget-head strong{ display: block; font-size: .82rem; color: var(--navy-800); }
.ai-widget-head p{ margin: 2px 0 0; font-size: .76rem; color: var(--gray-500); }
.ai-widget-cta{ width: 100%; font-size: .82rem; padding: 10px 16px; white-space: normal; text-align: center; }

/* ==========================================================================
   BENEFITS STRIP
   ========================================================================== */
.benefits-strip{
  background: var(--white);
  border-bottom: 1px solid var(--gray-100);
  padding: 26px 0 70px;
  margin-top: -46px;
  position: relative;
  z-index: 3;
}
.benefits-inner{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 20px;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 22px 32px;
}
.benefit-item{
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: .88rem;
  color: var(--navy-800);
  font-family: var(--font-display);
}
.benefit-item svg{ color: var(--blue-500); flex-shrink: 0; }

/* ==========================================================================
   SHARED SECTION STYLES
   ========================================================================== */
.section{ padding: 90px 0; }
.eyebrow{
  color: var(--blue-500);
  font-weight: 800;
  font-size: .78rem;
  letter-spacing: .08em;
  margin-bottom: 12px;
  font-family: var(--font-display);
}
.eyebrow-light{ color: var(--green-500); }
.section-head{ max-width: 640px; margin-bottom: 44px; }
.section-head h2{ font-size: clamp(1.6rem, 2.6vw, 2.1rem); margin-bottom: .4em; }
.section-head p{ color: var(--gray-600); font-size: 1rem; margin: 0; }
.section-cta{ margin-top: 34px; }

.link-arrow{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--blue-500);
  font-weight: 700;
  font-size: .88rem;
  transition: gap var(--transition), color var(--transition);
}
.link-arrow:hover{ gap: 10px; color: var(--navy-800); }

.grid{ display: grid; gap: 20px; }
.grid > *{ min-width: 0; }
.grid-4{ grid-template-columns: repeat(4, 1fr); }
.grid-5{ grid-template-columns: repeat(5, 1fr); }
.grid-6{ grid-template-columns: repeat(6, 1fr); }

.icon-badge{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px; height: 46px;
  border-radius: 12px;
  background: var(--bg-light);
  color: var(--blue-500);
  margin-bottom: 16px;
}
.icon-badge-blue{ background: rgba(8,122,255,0.08); }

/* Problems */
.problems{ background: var(--bg-light); }
.problem-card{
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  padding: 26px 22px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.problem-card:hover{ transform: translateY(-4px); box-shadow: var(--shadow-card); }
.problem-card h3{ font-size: 1.02rem; margin-bottom: .35em; }
.problem-card p{ font-size: .88rem; color: var(--gray-600); margin: 0; }

/* Services */
.service-card{
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  padding: 28px 22px;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.service-card:hover{ transform: translateY(-6px); box-shadow: var(--shadow-card-hover); border-color: rgba(8,122,255,0.25); }
.service-card h3{ font-size: 1.02rem; margin-bottom: .35em; }
.service-card p{ font-size: .86rem; color: var(--gray-600); margin: 0; }

/* Cases */
.cases-track{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.case-card{
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}
.case-card:hover{ transform: translateY(-6px); box-shadow: var(--shadow-card-hover); }
.case-media{ position: relative; aspect-ratio: 4 / 2.6; overflow: hidden; background: var(--navy-900); }
.case-media img{ width: 100%; height: 100%; object-fit: cover; transition: transform 400ms ease; }
.case-card:hover .case-media img{ transform: scale(1.06); }
.case-tag{
  position: absolute;
  top: 14px; left: 14px;
  background: var(--white);
  color: var(--navy-800);
  font-size: .68rem;
  font-weight: 800;
  padding: 6px 12px;
  border-radius: 999px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}
.case-body{ padding: 20px; }
.case-body h3{ font-size: 1rem; margin-bottom: .3em; }
.case-body p{ font-size: .84rem; color: var(--gray-600); margin-bottom: 1em; }

.cases-dots{ display: none; justify-content: center; gap: 8px; margin-top: 24px; }
.cases-dots .dot{ width: 7px; height: 7px; border-radius: 50%; background: var(--gray-300); }
.cases-dots .dot.is-active{ background: var(--blue-500); width: 20px; border-radius: 4px; }

/* Process (dark) */
.process-section{ background: var(--navy-950); position: relative; overflow: hidden; }
.process-section::before{
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(700px 400px at 90% 10%, rgba(8,122,255,0.18), transparent 60%);
}
.process-section .container{ position: relative; z-index: 1; }
.process-section .section-head p{ color: rgba(255,255,255,0.65); }

.process-timeline{
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
  counter-reset: step;
  position: relative;
  padding-top: 10px;
}
.process-timeline::before{
  content: '';
  position: absolute;
  top: 22px; left: 6%; right: 6%;
  height: 2px;
  background: rgba(255,255,255,0.12);
}
.process-step{ position: relative; padding-top: 54px; }
.process-num{
  position: absolute;
  top: 0; left: 0;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--blue-500);
  color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .85rem;
  box-shadow: 0 0 0 6px var(--navy-950);
}
.process-step h3{ color: var(--white); font-size: 1rem; margin-bottom: .3em; }
.process-step p{ color: rgba(255,255,255,0.6); font-size: .86rem; margin: 0; }

/* Technologies */
.technologies{ background: var(--bg-lighter); }
.tech-badges{ display: flex; flex-wrap: wrap; gap: 12px; }
.tech-badge{
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: 999px;
  padding: 10px 20px;
  font-size: .84rem;
  font-weight: 700;
  color: var(--navy-800);
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), border-color var(--transition);
}
.tech-badge:hover{ transform: translateY(-3px); border-color: var(--blue-500); color: var(--blue-500); }

/* Industries */
.industries{ background: var(--white); }
.industry-item{
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
  padding: 26px 14px;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  transition: transform var(--transition), box-shadow var(--transition);
}
.industry-item:hover{ transform: translateY(-4px); box-shadow: var(--shadow-card); }
.industry-item svg{ color: var(--blue-500); }
.industry-item span{ font-weight: 700; font-size: .82rem; color: var(--navy-800); }

/* ==========================================================================
   CONTACT / CTA
   ========================================================================== */
.contact-section{
  background: var(--navy-950);
  position: relative;
  overflow: hidden;
}
.contact-section::before{
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(600px 400px at 10% 90%, rgba(31,210,118,0.12), transparent 60%);
}
.contact-grid{
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.contact-copy, .contact-form-wrap{ min-width: 0; }
.contact-copy h2{ font-size: clamp(1.6rem, 2.6vw, 2rem); margin-bottom: .5em; }
.contact-copy p{ color: rgba(255,255,255,0.68); max-width: 44ch; margin-bottom: 1.8em; }
.contact-photo{
  margin-top: 34px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3.1;
  box-shadow: var(--shadow-dashboard);
}
.contact-photo img{ width: 100%; height: 100%; object-fit: cover; }

.contact-form-wrap{
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-dashboard);
}
.lead-form h3{ font-size: 1.2rem; margin-bottom: 1em; }
.form-row{ display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-field{ margin-bottom: 16px; }
.form-field label{ display: block; font-size: .82rem; font-weight: 700; color: var(--navy-800); margin-bottom: 6px; }
.form-field input, .form-field textarea{
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--gray-100);
  border-radius: 10px;
  font-family: inherit;
  font-size: .92rem;
  color: var(--navy-800);
  background: var(--bg-lighter);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-field input:focus, .form-field textarea:focus{
  outline: none;
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px rgba(8,122,255,0.15);
  background: var(--white);
}
.form-field textarea{ resize: vertical; min-height: 90px; }
.field-error{ display: block; color: #E0393E; font-size: .74rem; min-height: 1em; margin-top: 4px; }
.hp-field{ position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-status{ margin-top: 14px; font-size: .86rem; font-weight: 600; min-height: 1.2em; }
.form-status.is-success{ color: var(--green-600); }
.form-status.is-error{ color: #E0393E; }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer{ background: var(--navy-950); color: rgba(255,255,255,0.6); padding-top: 60px; }
.footer-grid{
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 36px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand p{ font-size: .86rem; margin-top: 16px; max-width: 34ch; }
.footer-col h4{ color: var(--white); font-size: .86rem; margin-bottom: 16px; }
.footer-col ul{ display: flex; flex-direction: column; gap: 10px; }
.footer-col a{ font-size: .86rem; transition: color var(--transition); }
.footer-col a:hover{ color: var(--green-500); }
.footer-contact li{ display: flex; align-items: center; gap: 8px; font-size: .86rem; }
.footer-social{ display: flex; gap: 12px; }
.footer-social a{
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.06);
  border-radius: 50%;
  transition: background var(--transition), color var(--transition);
}
.footer-social a:hover{ background: var(--green-500); color: var(--navy-950); }

.footer-bottom{ padding: 22px 0; }
.footer-bottom-inner{ display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; font-size: .78rem; }
.footer-legal{ display: flex; gap: 20px; }
.footer-legal a:hover{ color: var(--white); }

/* ==========================================================================
   WHATSAPP FLOATING BUTTON
   ========================================================================== */
.whatsapp-float{
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: var(--white);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 26px rgba(37, 211, 102, 0.45);
  z-index: 400;
  transition: transform var(--transition), box-shadow var(--transition);
  animation: wa-pulse 2.6s ease-in-out infinite;
}
.whatsapp-float:hover{ transform: scale(1.08); box-shadow: 0 14px 32px rgba(37, 211, 102, 0.55); }
@keyframes wa-pulse{
  0%, 100% { box-shadow: 0 10px 26px rgba(37, 211, 102, 0.45), 0 0 0 0 rgba(37,211,102,0.35); }
  50% { box-shadow: 0 10px 26px rgba(37, 211, 102, 0.45), 0 0 0 10px rgba(37,211,102,0); }
}

/* ==========================================================================
   ANIMATIONS
   ========================================================================== */
.fade-in-up{
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 650ms cubic-bezier(.16,1,.3,1), transform 650ms cubic-bezier(.16,1,.3,1);
}
.fade-in-up.is-visible{ opacity: 1; transform: translateY(0); }
.delay-1{ transition-delay: 120ms; }

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 1180px){
  .cases-track{ grid-template-columns: repeat(2, 1fr); }
  .grid-5{ grid-template-columns: repeat(3, 1fr); }
  .grid-6{ grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 1024px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-visual{ max-width: 560px; margin: 0 auto; padding-bottom: 70px; }
  .main-nav{ display: none; }
  .header-cta{ display: none; }
  .hamburger{ display: flex; }
  .grid-4{ grid-template-columns: repeat(2, 1fr); }
  .contact-grid{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px){
  .process-timeline{ grid-template-columns: 1fr; gap: 34px; counter-reset: none; }
  .process-timeline::before{ display: none; }
  .cases-track{ grid-template-columns: 1fr; }
  .cases-dots{ display: flex; }
}

@media (max-width: 720px){
  .hero{ padding: 40px 0 70px; }
  .hero-stats{ grid-template-columns: repeat(2, 1fr); row-gap: 20px; }
  .benefits-inner{ flex-direction: column; align-items: flex-start; }
  .section{ padding: 60px 0; }
  .grid-5, .grid-4{ grid-template-columns: 1fr 1fr; }
  .grid-6{ grid-template-columns: 1fr 1fr; }
  .form-row{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; }
  .op-dashboard{ grid-template-columns: 100px 1fr; }
  .op-cards{ grid-template-columns: 1fr 1fr; }
  .ai-widget{ position: static; width: 100%; margin-top: 16px; }
  .header-inner{ height: 68px; }
}

@media (max-width: 480px){
  .op-item span, .op-sidebar-nav .op-item{ font-size: .6rem; }
  .grid-5, .grid-4, .grid-6{ grid-template-columns: 1fr 1fr; }
  .hero-actions{ flex-direction: column; }
  .hero-actions .btn{ width: 100%; }
}