/* ============================================================
   DATALYSIS — Global Styles
   Brand colors: #1781fb (blue), #000046 (navy), #eeeeee (light)
   Fonts: Nexa (títulos) + Montserrat (cuerpo)
   ============================================================ */

/* ─── Nexa Font Face (local) ─────────────────────────────── */
@font-face {
  font-family: 'Nexa';
  src: url('../Nexa-Font/NexaThin.otf') format('opentype');
  font-weight: 100;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Nexa';
  src: url('../Nexa-Font/NexaLight.otf') format('opentype');
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Nexa';
  src: url('../Nexa-Font/NexaRegularItalic.otf') format('opentype');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: 'Nexa';
  src: url('../Nexa-Font/NexaXBold.otf') format('opentype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Nexa';
  src: url('../Nexa-Font/NexaBlack.otf') format('opentype');
  font-weight: 900;
  font-style: normal;
  font-display: swap;
}

:root {
  /* Brand palette — Datalysis Brandguide oficial */
  --blue:        #1781fb;   /* Azul principal */
  --blue-dark:   #0e24ae;   /* Azul oscuro */
  --blue-light:  #4d9ffc;   /* Azul secundario claro */
  --dark:        #000046;   /* Navy profundo (color corporativo) */
  --dark-2:      #0b1d8e;   /* Navy medio */
  --dark-3:      #07003a;   /* Navy más profundo */
  --white:       #ffffff;
  --light:       #eeeeee;   /* Gris claro oficial */
  --gray:        #565656;
  --gray-light:  #cbcbcb;
  --gray-bg:     #f4f6f9;
  --border:      rgba(255,255,255,0.1);

  --font-heading:   'Nexa', sans-serif;
  --font-body:      'Montserrat', sans-serif;
  /* Mantener aliases para compatibilidad */
  --font-primary:   'Nexa', sans-serif;
  --font-secondary: 'Montserrat', sans-serif;

  --max-width: 1200px;
  --radius:    10px;
  --radius-lg: 20px;

  --transition: 0.25s ease;
  --shadow:     0 4px 24px rgba(7,17,22,0.10);
  --shadow-blue: 0 8px 32px rgba(23,129,251,0.25);
}

/* ─── Reset ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: var(--font-body); }

/* ─── Typography ─────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2rem, 4vw, 3.2rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); font-weight: 700; }
h4 { font-size: 1.1rem; font-weight: 700; }
p  { font-family: var(--font-body); font-size: 1rem; color: var(--gray); line-height: 1.7; }

/* Nav links y botones usan Montserrat */
.nav-links a, .btn, .tab-btn, .badge, .section-label,
.hero-stat span, .feature-item, .faq-question,
.footer-col ul a, .footer-contact-item, .footer-office,
.footer-bottom, .blog-meta, .blog-tag, .case-industry,
.testimonial-role, .team-card-body .role, .breadcrumb {
  font-family: var(--font-body);
}

.highlight { color: var(--blue); }
.highlight-white { color: var(--white); }

/* ─── Layout ─────────────────────────────────────────────── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}
section { padding: 96px 0; }
.section-label {
  font-family: var(--font-secondary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 16px;
  display: block;
}

/* ─── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: all var(--transition);
  cursor: pointer;
}
.btn-primary {
  background: var(--blue);
  color: var(--white);
  box-shadow: var(--shadow-blue);
}
.btn-primary:hover {
  background: var(--blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(23,129,251,0.35);
}
.btn-dark {
  background: var(--dark);
  color: var(--white);
}
.btn-dark:hover { background: var(--dark-2); transform: translateY(-2px); }
.btn-outline {
  border: 2px solid var(--blue);
  color: var(--blue);
  background: transparent;
}
.btn-outline:hover { background: var(--blue); color: var(--white); }
.btn-outline-white {
  border: 2px solid rgba(255,255,255,0.5);
  color: var(--white);
  background: transparent;
}
.btn-outline-white:hover { background: rgba(255,255,255,0.1); }
.btn-white {
  background: var(--white);
  color: var(--dark);
  font-weight: 700;
}
.btn-white:hover { background: var(--light); transform: translateY(-2px); }

/* ─── Badge / Pill ───────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.badge-blue   { background: rgba(23,129,251,0.12); color: var(--blue); border: 1px solid rgba(23,129,251,0.25); }
.badge-dark   { background: rgba(255,255,255,0.1); color: var(--light); border: 1px solid rgba(255,255,255,0.15); }
.badge-light  { background: rgba(23,129,251,0.08); color: var(--blue); }

/* ─── Announcement Bar ───────────────────────────────────── */
.announcement-bar {
  background: var(--dark);
  color: var(--light);
  text-align: center;
  padding: 10px 24px;
  font-size: 0.85rem;
  font-weight: 500;
}
.announcement-bar a {
  color: var(--blue);
  font-weight: 700;
  margin-left: 8px;
}
.announcement-bar a:hover { text-decoration: underline; }

/* ─── Navbar ─────────────────────────────────────────────── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(7,17,22,0.08);
  transition: box-shadow var(--transition);
}
.navbar.scrolled { box-shadow: var(--shadow); }
.navbar .container {
  display: flex;
  align-items: center;
  gap: 20px;
  height: 76px;
}
.logo { display: flex; align-items: center; flex-shrink: 0; }
.logo img { display: block; height: 60px; width: auto; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-left: auto;
  white-space: nowrap;
}
.nav-links a {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--dark);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--blue);
  transition: width var(--transition);
}
.nav-links a:hover { color: var(--blue); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a.active { color: var(--blue); }
.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.lang-toggle {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--gray);
  padding: 5px 10px;
  border-radius: 6px;
  border: 1.5px solid var(--gray-light);
  transition: all var(--transition);
  white-space: nowrap;
}
.lang-toggle:hover { border-color: var(--blue); color: var(--blue); }
.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: #25d366;
  color: var(--white);
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-whatsapp:hover { background: #1eba57; transform: translateY(-1px); }
.btn-platform {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: linear-gradient(135deg, #1781fb 0%, #0e24ae 100%);
  color: #fff;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  white-space: nowrap;
  transition: all var(--transition);
  box-shadow: 0 2px 12px rgba(23,129,251,0.35);
}
.btn-platform:hover {
  background: linear-gradient(135deg, #3a96ff 0%, #1781fb 100%);
  transform: translateY(-1px);
  box-shadow: 0 4px 18px rgba(23,129,251,0.5);
  color: #fff;
}
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin-left: auto;
}
.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ─── Hero ───────────────────────────────────────────────── */
.hero {
  padding: 72px 0 64px;
  background: linear-gradient(140deg, #eef5ff 0%, #f8fbff 45%, #ffffff 100%);
  position: relative;
  overflow: hidden;
  min-height: 86vh;
  display: flex;
  align-items: center;
}
.hero::before {
  content: '';
  position: absolute;
  top: -160px;
  right: -160px;
  width: 640px;
  height: 640px;
  background: radial-gradient(circle, rgba(23,129,251,0.09) 0%, transparent 68%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(14,36,174,0.05) 0%, transparent 70%);
  pointer-events: none;
}
.hero .container { position: relative; z-index: 1; width: 100%; }
.hero-inner {
  display: flex;
  align-items: center;
  gap: 56px;
  width: 100%;
}
.hero-text {
  flex: 0 0 42%;
  max-width: 42%;
}
.hero-text .badge { margin-bottom: 24px; justify-content: flex-start; }
.hero-text h1 {
  font-size: clamp(2rem, 3.6vw, 3.2rem);
  color: var(--dark);
  margin-bottom: 20px;
  line-height: 1.15;
  text-align: left;
}
.hero-text .subtitle {
  font-size: 1.05rem;
  color: var(--gray);
  margin: 0 0 36px;
  line-height: 1.7;
  text-align: left;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(7,17,22,0.08);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 36px;
  border: 1px solid rgba(7,17,22,0.08);
}
.hero-stat {
  background: var(--white);
  padding: 18px 14px;
  text-align: left;
}
.hero-stat strong {
  display: block;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--blue);
  margin-bottom: 2px;
}
.hero-stat span {
  font-size: 0.75rem;
  color: var(--gray);
  font-weight: 500;
  font-family: var(--font-secondary);
}
.hero-cta { display: flex; gap: 14px; justify-content: flex-start; flex-wrap: wrap; }
.hero-visual {
  flex: 1;
  position: relative;
  min-width: 0;
}

/* ── Laptop mockup ───────────────────────────────────────── */
.laptop-mockup {
  position: relative;
  width: 100%;
  filter: drop-shadow(0 36px 72px rgba(0,0,70,0.22)) drop-shadow(0 8px 20px rgba(23,129,251,0.10));
}
.laptop-screen {
  background: #1c1c2e;
  border-radius: 16px 16px 0 0;
  padding: 14px 14px 0;
  border: 2px solid #2e2e48;
  border-bottom: none;
  position: relative;
}
.laptop-camera {
  width: 7px;
  height: 7px;
  background: #3a3a5c;
  border-radius: 50%;
  margin: 0 auto 10px;
}
.laptop-display {
  border-radius: 6px 6px 0 0;
  overflow: hidden;
  background: #fff;
  aspect-ratio: 16 / 10;
  line-height: 0;
}
.laptop-display img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top left;
  display: block;
}
.laptop-base {
  background: linear-gradient(180deg, #ceceda 0%, #b4b4c4 100%);
  height: 20px;
  border-radius: 0 0 6px 6px;
  position: relative;
  border: 1px solid #aaaabb;
  border-top: none;
}
.laptop-notch {
  width: 72px;
  height: 9px;
  background: #bcbccc;
  border-radius: 0 0 10px 10px;
  margin: 0 auto;
  border: 1px solid #aaaabb;
  border-top: none;
}

.hero-visual-badge {
  position: absolute;
  bottom: 28px;
  left: -16px;
  background: white;
  border-radius: 12px;
  padding: 11px 18px;
  box-shadow: 0 8px 32px rgba(0,0,70,0.14);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--dark);
  white-space: nowrap;
}
.hero-visual-badge .badge-dot {
  width: 10px; height: 10px;
  background: #25d366;
  border-radius: 50%;
  animation: pulse-green 1.8s infinite;
  flex-shrink: 0;
}

/* ── Floating WhatsApp Button ────────────────────────────── */
.whatsapp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 58px;
  height: 58px;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.45);
  z-index: 9999;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.whatsapp-float:hover {
  transform: scale(1.12);
  box-shadow: 0 6px 28px rgba(37,211,102,0.65);
}

/* ─── Client Logo Marquee ───────────────────────────────── */
.clients-marquee {
  background: var(--white);
  padding: 62px 0;
  border-top: 1px solid rgba(0,0,70,0.06);
  border-bottom: 1px solid rgba(0,0,70,0.06);
  overflow: hidden;
}
.clients-label {
  text-align: center;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-light);
  margin-bottom: 42px;
  font-family: var(--font-body);
}
.marquee-wrapper {
  overflow: hidden;
  position: relative;
  /* fade edges */
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
  mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
}
.marquee-track {
  display: flex;
  align-items: center;
  gap: 83px;
  width: max-content;
  animation: marquee-scroll 30s linear infinite;
}
.marquee-track:hover { animation-play-state: paused; }
.marquee-item {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  height: 62px;
}
.marquee-item img {
  height: 52px;
  width: auto;
  max-width: 182px;
  object-fit: contain;
  filter: none;
  transition: opacity 0.3s ease, transform 0.3s ease;
  opacity: 0.85;
}
.marquee-item img:hover {
  opacity: 1;
  transform: scale(1.05);
}
@keyframes marquee-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-33.333%); }
}

/* ─── Problem Section ────────────────────────────────────── */
.problem {
  background: var(--dark);
  padding: 96px 0;
}
.problem .container { text-align: center; }
.problem h2 {
  color: var(--white);
  max-width: 700px;
  margin: 0 auto 24px;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
}
.problem .subtitle {
  color: var(--light);
  opacity: 0.7;
  max-width: 560px;
  margin: 0 auto 16px;
  font-size: 1.05rem;
}
.problem-highlight {
  color: var(--blue);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 64px;
  display: block;
}
.problem-numbers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.06);
  border-radius: var(--radius);
  overflow: hidden;
  max-width: 820px;
  margin: 0 auto;
  border: 1px solid rgba(255,255,255,0.08);
}
.problem-number {
  background: var(--dark-3);
  padding: 40px 24px;
  text-align: center;
}
.problem-number strong {
  display: block;
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--blue);
  line-height: 1;
  margin-bottom: 12px;
}
.problem-number span {
  font-size: 0.88rem;
  color: var(--light);
  opacity: 0.7;
  font-family: var(--font-secondary);
}

/* ─── Platform Section ───────────────────────────────────── */
.platform { background: var(--white); }
.platform .container { text-align: center; }
.platform h2 { color: var(--dark); max-width: 640px; margin: 0 auto 16px; }
.platform .subtitle { max-width: 500px; margin: 0 auto 48px; }

.platform-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 56px;
  background: var(--gray-bg);
  padding: 8px;
  border-radius: 12px;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
}
.tab-btn {
  padding: 10px 24px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--gray);
  transition: all var(--transition);
  letter-spacing: 0.02em;
}
.tab-btn.active, .tab-btn:hover {
  background: var(--white);
  color: var(--dark);
  box-shadow: 0 2px 8px rgba(7,17,22,0.1);
}
.tab-btn.active { color: var(--blue); }

.tab-content { display: none; }
.tab-content.active { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; text-align: left; }
.tab-content-visual {
  background: var(--dark);
  border-radius: var(--radius-lg);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.tab-visual-placeholder {
  font-size: 4rem;
  opacity: 0.3;
}
.tab-content-text .label { margin-bottom: 12px; }
.tab-content-text h3 { color: var(--dark); margin-bottom: 16px; }
.tab-content-text p { margin-bottom: 24px; }
.feature-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--dark);
  font-weight: 500;
}
.feature-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(23,129,251,0.12);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ─── Casos de Éxito ─────────────────────────────────────── */
.cases { background: var(--gray-bg); }
.cases .container { text-align: center; }
.cases h2 { max-width: 540px; margin: 0 auto 56px; }
.cases h2 .highlight { display: block; }

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  text-align: left;
  margin-bottom: 48px;
}
.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid rgba(7,17,22,0.06);
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.testimonial-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(7,17,22,0.12); }
.case-industry {
  display: inline-block;
  background: var(--dark);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 4px;
  margin-bottom: 16px;
  font-family: var(--font-secondary);
}
.testimonial-quote {
  font-size: 0.95rem;
  color: var(--dark);
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}
.testimonial-author { font-weight: 700; font-size: 0.9rem; color: var(--dark); }
.testimonial-role { font-size: 0.8rem; color: var(--gray); font-family: var(--font-secondary); }
.case-metrics {
  display: flex;
  gap: 24px;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--gray-bg);
}
.case-metric strong {
  display: block;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--blue);
}
.case-metric span { font-size: 0.75rem; color: var(--gray); font-family: var(--font-secondary); }

/* ─── CTA Banner ─────────────────────────────────────────── */
.cta-banner {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%);
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -100px;
  left: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(23,129,251,0.15) 0%, transparent 70%);
}
.cta-banner .container { text-align: center; position: relative; z-index: 1; }
.cta-banner h2 { color: var(--white); max-width: 620px; margin: 0 auto 20px; }
.cta-banner p { color: var(--light); opacity: 0.75; max-width: 480px; margin: 0 auto 40px; }
.cta-banner .cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ─── Calculadora ─────────────────────────────────────────── */
.calculator {
  background: var(--dark-2);
  padding: 80px 0;
}
.calculator .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.calculator-text h2 { color: var(--white); margin-bottom: 16px; }
.calculator-text p  { color: var(--light); opacity: 0.7; margin-bottom: 32px; }
.calculator-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.calculator-card h3 { color: var(--dark); margin-bottom: 24px; }
.calc-field { margin-bottom: 20px; }
.calc-field label { display: block; font-size: 0.85rem; font-weight: 700; color: var(--dark); margin-bottom: 8px; }
.calc-field input, .calc-field select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid rgba(7,17,22,0.12);
  border-radius: 8px;
  font-size: 0.95rem;
  color: var(--dark);
  transition: border-color var(--transition);
  background: var(--white);
}
.calc-field input:focus, .calc-field select:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(23,129,251,0.1);
}
.calc-result {
  background: var(--dark);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  margin-top: 24px;
  display: none;
}
.calc-result.show { display: block; }
.calc-result .result-label { font-size: 0.8rem; color: var(--light); opacity: 0.7; margin-bottom: 8px; }
.calc-result .result-amount { font-size: 2rem; font-weight: 800; color: var(--blue); }

/* ─── FAQ ─────────────────────────────────────────────────── */
.faq { background: var(--white); }
.faq .container { max-width: 760px; }
.faq h2 { text-align: center; margin-bottom: 56px; }
.faq-item {
  border-bottom: 1px solid rgba(7,17,22,0.08);
}
.faq-question {
  width: 100%;
  text-align: left;
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  gap: 16px;
  transition: color var(--transition);
}
.faq-question:hover { color: var(--blue); }
.faq-question.open { color: var(--blue); }
.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1.5px solid currentColor;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
  transition: transform var(--transition), background var(--transition), color var(--transition);
}
.faq-question.open .faq-icon {
  transform: rotate(45deg);
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}
.faq-answer.open { max-height: 300px; padding-bottom: 24px; }
.faq-answer p { color: var(--gray); font-size: 0.95rem; line-height: 1.7; }

/* ─── CEO Letter ─────────────────────────────────────────── */
.ceo-section { background: var(--gray-bg); }
.ceo-section .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.ceo-photo {
  position: relative;
}
.ceo-photo-placeholder {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%);
  border-radius: var(--radius-lg);
  aspect-ratio: 3/4;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: 32px;
  max-width: 360px;
}
.ceo-name-card {
  background: var(--blue);
  border-radius: var(--radius);
  padding: 16px 24px;
  width: 100%;
  text-align: center;
}
.ceo-name-card strong { display: block; color: var(--white); font-size: 1rem; font-weight: 800; }
.ceo-name-card span { font-size: 0.8rem; color: rgba(255,255,255,0.8); font-family: var(--font-secondary); }

.ceo-text .label { margin-bottom: 8px; }
.ceo-text h2 { color: var(--dark); margin-bottom: 24px; line-height: 1.25; }
.ceo-text h2 em { font-style: normal; color: var(--blue); }
.ceo-text p { margin-bottom: 20px; line-height: 1.8; }
.ceo-signature { margin-top: 32px; }
.ceo-signature strong { display: block; font-size: 1rem; color: var(--dark); font-weight: 800; }
.ceo-signature span { font-size: 0.85rem; color: var(--gray); font-family: var(--font-secondary); }

/* ─── Contact Form ───────────────────────────────────────── */
.contact-section { background: var(--dark); padding: 96px 0; }
.contact-section .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.contact-text h2 { color: var(--white); margin-bottom: 16px; }
.contact-text p  { color: var(--light); opacity: 0.7; margin-bottom: 32px; }
.contact-info { display: flex; flex-direction: column; gap: 16px; }
.contact-info-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--light);
  opacity: 0.8;
  font-size: 0.9rem;
}
.contact-info-icon {
  width: 36px;
  height: 36px;
  background: rgba(23,129,251,0.15);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  font-size: 0.9rem;
  flex-shrink: 0;
}

.contact-form {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--light);
  margin-bottom: 8px;
}
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 13px 16px;
  background: rgba(255,255,255,0.06);
  border: 1.5px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  color: var(--white);
  font-size: 0.95rem;
  transition: border-color var(--transition);
}
.form-group input::placeholder, .form-group select::placeholder, .form-group textarea::placeholder {
  color: rgba(255,255,255,0.3);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
  background: rgba(23,129,251,0.08);
}
.form-group select option { background: var(--dark); }
.form-group textarea { resize: vertical; min-height: 100px; }
.form-submit { width: 100%; margin-top: 8px; }
.form-success {
  display: none;
  text-align: center;
  padding: 20px;
  color: #22c55e;
  font-weight: 600;
}
.form-success.show { display: block; }

/* ─── Footer ─────────────────────────────────────────────── */
.footer {
  background: var(--dark-3);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand .logo-text { font-size: 1.3rem; margin-bottom: 12px; }
.footer-brand p {
  font-size: 0.85rem;
  color: var(--light);
  opacity: 0.5;
  line-height: 1.7;
  max-width: 220px;
  margin-bottom: 20px;
}
.footer-offices { margin-top: 20px; }
.footer-office { font-size: 0.8rem; color: var(--light); opacity: 0.5; margin-bottom: 6px; font-family: var(--font-secondary); }
.footer-col h4 { color: var(--white); font-size: 0.9rem; font-weight: 700; margin-bottom: 20px; font-family: var(--font-secondary); }
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col ul a { font-size: 0.85rem; color: var(--light); opacity: 0.55; transition: opacity var(--transition); font-family: var(--font-secondary); }
.footer-col ul a:hover { opacity: 1; color: var(--blue); }
.footer-contact-item { font-size: 0.85rem; color: var(--light); opacity: 0.55; margin-bottom: 10px; font-family: var(--font-secondary); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
  font-size: 0.8rem;
  color: var(--light);
  opacity: 0.35;
  font-family: var(--font-secondary);
  flex-wrap: wrap;
  gap: 12px;
}

/* ─── Page Hero (inner pages) ────────────────────────────── */
.page-hero {
  background: linear-gradient(160deg, var(--dark) 0%, var(--dark-2) 100%);
  padding: 100px 0 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  top: -100px; right: -100px;
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(23,129,251,0.12) 0%, transparent 70%);
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { color: var(--white); margin-bottom: 20px; }
.page-hero p   { color: var(--light); opacity: 0.7; max-width: 560px; margin: 0 auto; font-size: 1.05rem; }

/* ─── Breadcrumb ─────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  gap: 8px;
  align-items: center;
  font-size: 0.8rem;
  margin-bottom: 20px;
  justify-content: center;
  color: rgba(255,255,255,0.4);
  font-family: var(--font-secondary);
}
.breadcrumb a { color: rgba(255,255,255,0.5); }
.breadcrumb a:hover { color: var(--blue); }
.breadcrumb span { color: rgba(255,255,255,0.6); }

/* ─── Blog Cards ─────────────────────────────────────────── */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.blog-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(7,17,22,0.06);
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.blog-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(7,17,22,0.12); }
.blog-card-image {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%);
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}
.blog-card-body { padding: 24px; }
.blog-tag {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 12px;
  display: block;
  font-family: var(--font-secondary);
}
.blog-card-body h3 { font-size: 1.05rem; color: var(--dark); margin-bottom: 10px; font-weight: 700; }
.blog-card-body p  { font-size: 0.88rem; color: var(--gray); line-height: 1.6; margin-bottom: 20px; }
.blog-meta { display: flex; justify-content: space-between; align-items: center; font-size: 0.78rem; color: var(--gray-light); font-family: var(--font-secondary); }
.read-more { color: var(--blue); font-weight: 700; font-size: 0.85rem; transition: gap var(--transition); }
.read-more:hover { text-decoration: underline; }

/* ─── Services Cards ─────────────────────────────────────── */
.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid rgba(7,17,22,0.06);
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.service-card:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(23,129,251,0.1); }
.service-icon {
  width: 56px;
  height: 56px;
  background: rgba(23,129,251,0.1);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 24px;
}
.service-card h3 { color: var(--dark); margin-bottom: 12px; }
.service-card p  { color: var(--gray); margin-bottom: 24px; font-size: 0.95rem; }

/* ─── Team Card ──────────────────────────────────────────── */
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.team-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(7,17,22,0.06);
  box-shadow: var(--shadow);
  text-align: center;
}
.team-card-image {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%);
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}
.team-card-body { padding: 24px; }
.team-card-body h4 { color: var(--dark); margin-bottom: 4px; }
.team-card-body .role { font-size: 0.85rem; color: var(--blue); font-weight: 600; margin-bottom: 12px; display: block; font-family: var(--font-secondary); }
.team-card-body p { font-size: 0.85rem; color: var(--gray); line-height: 1.6; }

/* ─── Animations ─────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.animate { animation: fadeUp 0.6s ease both; }
.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }

/* ─── Mobile Menu ────────────────────────────────────────── */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--white);
  z-index: 200;
  padding: 80px 32px 40px;
  flex-direction: column;
  gap: 32px;
  overflow-y: auto;
}
.mobile-menu.open { display: flex; }
.mobile-menu .nav-links-mobile a {
  display: block;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--dark);
  padding: 12px 0;
  border-bottom: 1px solid rgba(7,17,22,0.06);
}
.mobile-menu .nav-links-mobile a:hover { color: var(--blue); }
.mobile-menu-close {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 1.5rem;
  color: var(--dark);
  padding: 8px;
}
.mobile-menu-actions { display: flex; flex-direction: column; gap: 12px; margin-top: auto; }

/* ─── Responsive ─────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-inner { gap: 36px; }
  .hero-text { flex: 0 0 50%; max-width: 50%; }
  .testimonial-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .tab-content.active { grid-template-columns: 1fr; }
  .tab-content-visual { order: -1; }
  .ceo-section .container { grid-template-columns: 1fr; }
  .ceo-photo-placeholder { max-width: 100%; aspect-ratio: 16/7; }
  .calculator .container { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  section { padding: 64px 0; }
  .nav-links, .nav-actions { display: none; }
  .menu-toggle { display: flex; }
  h1 { font-size: 1.9rem; }
  h2 { font-size: 1.6rem; }
  .hero { padding: 64px 0 56px; min-height: auto; }
  .hero-inner { flex-direction: column; gap: 40px; }
  .hero-text { flex: none; max-width: 100%; }
  .hero-text h1 { font-size: 2rem; }
  .hero-text .subtitle { font-size: 1rem; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .hero-cta { justify-content: flex-start; }
  .hero-visual { width: 100%; }
  .hero-visual-badge { display: none; }
  .problem-numbers { grid-template-columns: 1fr; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .contact-section .container { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .blog-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .cta-banner .cta-btns { flex-direction: column; align-items: center; }
  .whatsapp-float { width: 50px; height: 50px; bottom: 20px; right: 20px; }
}

@media (max-width: 480px) {
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .problem-numbers { grid-template-columns: 1fr; }
  .platform-tabs { flex-wrap: wrap; }
}

/* ── Cómo Funciona ─────────────────────────────────────────── */
.how-section {
  background: var(--dark);
  padding: 96px 0 80px;
  overflow: hidden;
  position: relative;
}
.how-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 40% at 20% 50%, rgba(23,129,251,0.07) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 80% 30%, rgba(14,36,174,0.09) 0%, transparent 70%);
  pointer-events: none;
}
.how-header { text-align: center; margin-bottom: 64px; position: relative; z-index: 2; }
.how-header h2 { color: var(--white); margin-bottom: 12px; }
.how-header p  { color: rgba(238,238,238,0.6); max-width: 480px; margin: 0 auto; }
.diagram {
  position: relative; z-index: 2;
  display: grid;
  grid-template-columns: 1fr 80px 1fr 80px 1fr;
  gap: 0; align-items: center;
  max-width: 1100px; margin: 0 auto 32px; padding: 0 24px;
}
.step-box {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px; padding: 28px; position: relative;
  opacity: 0; transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.step-box.visible { opacity: 1; transform: translateY(0); }
.step-box:hover { border-color: rgba(23,129,251,0.4); background: rgba(255,255,255,0.06); }
.step-box.center {
  background: linear-gradient(145deg, rgba(23,129,251,0.12), rgba(14,36,174,0.18));
  border-color: rgba(23,129,251,0.3);
}
.step-number {
  display: inline-flex; align-items: center; justify-content: center;
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--blue); color: #fff;
  font-size: 0.72rem; font-weight: 700; margin-bottom: 12px;
}
.step-label {
  font-size: 0.65rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: rgba(23,129,251,0.8);
  margin-bottom: 6px; display: flex; align-items: center; gap: 8px;
}
.step-label .badge-pill {
  background: rgba(23,129,251,0.15); border: 1px solid rgba(23,129,251,0.3);
  color: #1781fb; border-radius: 100px; padding: 2px 10px; font-size: 0.6rem;
}
.step-box h3 { color: var(--white); font-size: 1.1rem; margin-bottom: 8px; }
.step-box .step-desc {
  font-size: 0.82rem; color: rgba(238,238,238,0.55);
  line-height: 1.6; margin-bottom: 16px;
}
.source-group { margin-bottom: 14px; }
.source-group-title {
  font-size: 0.62rem; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: rgba(238,238,238,0.35); margin-bottom: 8px;
}
.tag-list { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { padding: 4px 10px; border-radius: 6px; font-size: 0.72rem; font-weight: 600; }
.tag-erp  { background: rgba(23,129,251,0.12); border: 1px solid rgba(23,129,251,0.25); color: #84bcfe; }
.tag-sat  { background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12); color: rgba(238,238,238,0.7); }
.tag-more { background: transparent; border: 1px dashed rgba(255,255,255,0.2); color: rgba(255,255,255,0.35); }
.live-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.25);
  border-radius: 100px; padding: 5px 12px; font-size: 0.7rem;
  color: #22c55e; font-weight: 600; margin-top: 6px;
}
.live-dot {
  width: 6px; height: 6px; border-radius: 50%; background: #22c55e;
  animation: pulse-green 1.5s ease-in-out infinite;
}
@keyframes pulse-green {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(1.4); }
}
.datapipe-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, #1781fb, #0e24ae);
  border-radius: 14px; display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px; box-shadow: 0 0 24px rgba(23,129,251,0.4);
  position: relative; overflow: hidden;
}
.datapipe-icon::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  border-radius: inherit;
}
.datapipe-icon svg { position: relative; z-index: 1; }
.feature-list-small { display: flex; flex-direction: column; gap: 8px; }
.feature-small {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.78rem; color: rgba(238,238,238,0.7);
}
.feature-small::before {
  content: '✓'; width: 16px; height: 16px; border-radius: 50%;
  background: rgba(23,129,251,0.2); color: #1781fb;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.6rem; font-weight: 700; flex-shrink: 0;
}
.modules { display: flex; flex-direction: column; gap: 8px; }
.module {
  border-radius: 10px; padding: 12px 14px;
  display: flex; align-items: flex-start; gap: 10px;
}
.module-bi     { background: rgba(23,129,251,0.1);  border: 1px solid rgba(23,129,251,0.2); }
.module-heu    { background: rgba(251,191,36,0.08); border: 1px solid rgba(251,191,36,0.2); }
.module-agents { background: rgba(249,115,22,0.08); border: 1px solid rgba(249,115,22,0.2); }
.module-icon { font-size: 1.1rem; flex-shrink: 0; margin-top: 1px; }
.module-name { font-size: 0.75rem; font-weight: 700; color: var(--white); margin-bottom: 2px; }
.module-sub  { font-size: 0.62rem; color: rgba(238,238,238,0.45); font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; }
.module-items { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 6px; }
.module-item  { font-size: 0.65rem; color: rgba(238,238,238,0.5); }
.module-item::before { content: '· '; }
.connector {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; position: relative; height: 100%; min-height: 200px;
}
.connector-line {
  width: 100%; height: 2px;
  background: linear-gradient(90deg, rgba(23,129,251,0.3), rgba(23,129,251,0.6), rgba(23,129,251,0.3));
  position: relative; overflow: visible;
}
.connector-arrow {
  position: absolute; right: -6px; top: 50%; transform: translateY(-50%);
  width: 0; height: 0;
  border-left: 8px solid rgba(23,129,251,0.7);
  border-top: 5px solid transparent; border-bottom: 5px solid transparent;
}
.particle {
  position: absolute; width: 8px; height: 8px; border-radius: 50%;
  background: #1781fb; top: 50%; transform: translateY(-50%);
  box-shadow: 0 0 8px rgba(23,129,251,0.8);
  animation: flow-particle 2s ease-in-out infinite;
}
.particle:nth-child(2) { animation-delay: 0.6s; opacity: 0.6; width: 6px; height: 6px; }
.particle:nth-child(3) { animation-delay: 1.2s; opacity: 0.4; width: 4px; height: 4px; }
@keyframes flow-particle {
  0%   { left: -4px; opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { left: calc(100% + 4px); opacity: 0; }
}
.support-row {
  display: grid; grid-template-columns: 1fr 1fr; gap: 16px;
  max-width: 1100px; margin: 24px auto 0; padding: 0 24px;
  opacity: 0; transform: translateY(16px);
  transition: opacity 0.6s ease 0.5s, transform 0.6s ease 0.5s;
}
.support-row.visible { opacity: 1; transform: translateY(0); }
.support-card {
  background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px; padding: 18px 22px; display: flex; align-items: center; gap: 14px;
}
.support-icon { font-size: 1.4rem; flex-shrink: 0; }
.support-card h4 { color: var(--white); font-size: 0.85rem; margin-bottom: 2px; }
.support-card p  { font-size: 0.75rem; color: rgba(238,238,238,0.45); margin: 0; }
.flow-caption {
  display: flex; justify-content: center; align-items: center;
  max-width: 700px; margin: 32px auto 0; font-size: 0.78rem;
  color: rgba(238,238,238,0.4); position: relative; z-index: 2;
  flex-wrap: wrap; gap: 8px; text-align: center;
}
.flow-step-label { display: flex; align-items: center; gap: 6px; }
.flow-step-label .num {
  width: 18px; height: 18px; border-radius: 50%;
  background: rgba(23,129,251,0.2); color: #1781fb;
  font-size: 0.65rem; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.flow-arrow-cap { color: rgba(23,129,251,0.4); margin: 0 4px; }
@media (max-width: 900px) {
  .diagram { grid-template-columns: 1fr; grid-template-rows: auto 40px auto 40px auto; }
  .connector { min-height: 40px; transform: rotate(90deg); }
  .support-row { grid-template-columns: 1fr; }
}