/* ============================================================
   ZERO Y UNO — Stylesheet Principal
   Versión 2.0 | Autor: Sergio Martino | zeroyuno.es
   ============================================================ */

/* ─────────────────────────────────────────────────────────────
   1. VARIABLES & DESIGN TOKENS
───────────────────────────────────────────────────────────── */
:root {
  /* Paleta principal */
  --color-navy:        #0a1628;
  --color-navy-mid:    #12213a;
  --color-navy-light:  #1e3a5f;
  --color-blue:        #0066cc;
  --color-blue-light:  #1a88ff;
  --color-cyan:        #00c8ff;
  --color-cyan-glow:   rgba(0, 200, 255, 0.15);
  --color-white:       #ffffff;
  --color-off-white:   #f0f6ff;
  --color-bg-light:    #f8faff;
  --color-text:        #1a2a4a;
  --color-text-mid:    #3d5278;
  --color-text-light:  #6b7c93;
  --color-border:      #dde6f5;
  --color-success:     #10b981;
  --color-warning:     #f59e0b;
  --color-danger:      #ef4444;
  --color-accent:      #ff6b35;

  /* Gradientes */
  --gradient-hero:    linear-gradient(135deg, #0a1628 0%, #1e3a5f 50%, #0a1628 100%);
  --gradient-blue:    linear-gradient(135deg, #0066cc, #00c8ff);
  --gradient-card:    linear-gradient(145deg, rgba(255,255,255,0.9), rgba(240,246,255,0.7));
  --gradient-dark:    linear-gradient(180deg, #0a1628 0%, #12213a 100%);

  /* Tipografía */
  --font-sans:        'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono:        'JetBrains Mono', 'Fira Code', monospace;
  --fs-xs:            0.75rem;
  --fs-sm:            0.875rem;
  --fs-base:          1rem;
  --fs-lg:            1.125rem;
  --fs-xl:            1.25rem;
  --fs-2xl:           1.5rem;
  --fs-3xl:           1.875rem;
  --fs-4xl:           2.25rem;
  --fs-5xl:           3rem;
  --fs-6xl:           3.75rem;
  --fw-regular:       400;
  --fw-medium:        500;
  --fw-semibold:      600;
  --fw-bold:          700;
  --fw-extrabold:     800;
  --lh-tight:         1.2;
  --lh-snug:          1.4;
  --lh-normal:        1.6;
  --lh-relaxed:       1.75;

  /* Espaciado */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Radios */
  --radius-sm:   4px;
  --radius-md:   8px;
  --radius-lg:   16px;
  --radius-xl:   24px;
  --radius-full: 9999px;

  /* Sombras */
  --shadow-xs:   0 1px 2px rgba(10,22,40,0.06);
  --shadow-sm:   0 2px 8px rgba(10,22,40,0.08);
  --shadow-md:   0 4px 20px rgba(10,22,40,0.12);
  --shadow-lg:   0 8px 40px rgba(10,22,40,0.16);
  --shadow-xl:   0 16px 60px rgba(10,22,40,0.20);
  --shadow-glow: 0 0 30px rgba(0,200,255,0.25);
  --shadow-card: 0 4px 24px rgba(0,102,204,0.10);

  /* Transiciones */
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --t-fast:      150ms var(--ease-out);
  --t-base:      250ms var(--ease-out);
  --t-slow:      400ms var(--ease-out);
  --t-slower:    600ms var(--ease-out);

  /* Layout */
  --max-w:       1200px;
  --max-w-sm:    640px;
  --max-w-md:    768px;
  --max-w-lg:    960px;
  --header-h:    72px;
}

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

html {
  scroll-behavior: smooth;
  overflow-y: scroll;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: var(--lh-normal);
  color: var(--color-text);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

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

input, button, textarea, select {
  font: inherit;
}

ul, ol {
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

/* ─────────────────────────────────────────────────────────────
   3. ACCESIBILIDAD
───────────────────────────────────────────────────────────── */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background: var(--color-blue);
  color: var(--color-white);
  padding: var(--space-2) var(--space-6);
  border-radius: var(--radius-md);
  font-weight: var(--fw-semibold);
  z-index: 9999;
  transition: top var(--t-fast);
}
.skip-link:focus { top: var(--space-4); }

*:focus-visible {
  outline: 2px solid var(--color-cyan);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ─────────────────────────────────────────────────────────────
   4. LAYOUT UTILITIES
───────────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.section {
  padding-block: var(--space-24);
}

.section-sm {
  padding-block: var(--space-16);
}

.section-dark {
  background: var(--gradient-dark);
  color: var(--color-white);
}

.section-light {
  background: var(--color-bg-light);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto var(--space-16);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-cyan);
  background: var(--color-cyan-glow);
  border: 1px solid rgba(0,200,255,0.3);
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

.section-title {
  font-size: clamp(var(--fs-3xl), 4vw, var(--fs-5xl));
  font-weight: var(--fw-extrabold);
  line-height: var(--lh-tight);
  color: var(--color-navy);
  margin-bottom: var(--space-4);
}

.section-dark .section-title {
  color: var(--color-white);
}

.section-subtitle {
  font-size: var(--fs-lg);
  color: var(--color-text-light);
  line-height: var(--lh-relaxed);
}

.section-dark .section-subtitle {
  color: rgba(255,255,255,0.7);
}

.text-gradient {
  background: var(--gradient-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─────────────────────────────────────────────────────────────
   5. HEADER & NAVEGACIÓN
───────────────────────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(10,22,40,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.07);
  transition: background var(--t-base), box-shadow var(--t-base);
}

.site-header.scrolled {
  background: rgba(10,22,40,0.98);
  box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}

.site-header.header-light {
  background: rgba(255,255,255,0.95);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: var(--fw-extrabold);
  font-size: var(--fs-xl);
  color: var(--color-white);
  transition: opacity var(--t-fast);
}
.logo:hover { opacity: 0.85; }

.logo-mark {
  width: 40px;
  height: 40px;
  background: var(--gradient-blue);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-sm);
  font-weight: var(--fw-extrabold);
  color: var(--color-white);
  letter-spacing: -0.03em;
  flex-shrink: 0;
}

.logo-text span {
  color: var(--color-cyan);
}

/* Navegación */
.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: rgba(255,255,255,0.8);
  border-radius: var(--radius-md);
  transition: color var(--t-fast), background var(--t-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-white);
  background: rgba(255,255,255,0.08);
}

.nav-link svg {
  width: 12px;
  height: 12px;
  transition: transform var(--t-fast);
}

.nav-item:hover .nav-link svg {
  transform: rotate(180deg);
}

/* Dropdown */
.nav-dropdown {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  min-width: 220px;
  background: var(--color-navy-mid);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-2);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--t-base), transform var(--t-base), visibility var(--t-base);
  box-shadow: var(--shadow-xl);
}

.nav-item:hover .nav-dropdown,
.nav-item:focus-within .nav-dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.75);
  border-radius: var(--radius-md);
  transition: color var(--t-fast), background var(--t-fast);
}

.nav-dropdown a:hover {
  color: var(--color-cyan);
  background: rgba(0,200,255,0.08);
}

.nav-dropdown .dd-icon {
  width: 30px;
  height: 30px;
  background: rgba(0,200,255,0.1);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 14px;
}

/* Compatibilidad con páginas legacy que usan site-nav/nav-list/dropdown-menu */
.site-nav {
  display: flex;
  align-items: center;
}

.site-nav .nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav .nav-dropdown {
  position: relative;
}

.site-nav .dropdown-menu {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  min-width: 240px;
  margin: 0;
  padding: var(--space-2);
  list-style: none;
  background: var(--color-navy-mid);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--t-base), transform var(--t-base), visibility var(--t-base);
}

.site-nav .nav-dropdown:hover .dropdown-menu,
.site-nav .nav-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.site-nav .dropdown-menu a {
  display: flex;
  padding: var(--space-2) var(--space-4);
  color: rgba(255,255,255,0.75);
  border-radius: var(--radius-md);
}

.site-nav .dropdown-menu a:hover {
  color: var(--color-cyan);
  background: rgba(0,200,255,0.08);
}

/* Header CTA */
.header-cta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  gap: 5px;
  border-radius: var(--radius-md);
  transition: background var(--t-fast);
}
.nav-toggle:hover { background: rgba(255,255,255,0.1); }

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--t-base), opacity var(--t-fast);
  transform-origin: center;
}

.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Body offset for fixed header */
body { padding-top: var(--header-h); }

/* ─────────────────────────────────────────────────────────────
   6. BOTONES
───────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.75rem;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  line-height: 1;
  border-radius: var(--radius-full);
  transition: all var(--t-base);
  cursor: pointer;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.15);
  opacity: 0;
  transition: opacity var(--t-fast);
}
.btn:hover::before { opacity: 1; }

.btn-primary {
  background: var(--gradient-blue);
  color: var(--color-white);
  box-shadow: 0 4px 20px rgba(0,102,204,0.4);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,102,204,0.5);
}
.btn-primary:active { transform: translateY(0); }

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 1px solid rgba(255,255,255,0.3);
}
.btn-outline:hover {
  border-color: var(--color-cyan);
  color: var(--color-cyan);
  background: var(--color-cyan-glow);
}

.btn-outline-dark {
  background: transparent;
  color: var(--color-blue);
  border: 1.5px solid var(--color-blue);
}
.btn-outline-dark:hover {
  background: var(--color-blue);
  color: var(--color-white);
}

.btn-sm {
  padding: 0.5rem 1.25rem;
  font-size: var(--fs-xs);
}

.btn-lg {
  padding: 1rem 2.5rem;
  font-size: var(--fs-base);
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-full);
}

/* ─────────────────────────────────────────────────────────────
   7. HERO SECTION
───────────────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
  overflow: hidden;
}

/* Animated background grid */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,200,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,200,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

/* Glow orbs */
.hero::after {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,200,255,0.12) 0%, transparent 70%);
  right: -100px;
  top: -100px;
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,102,204,0.15) 0%, transparent 70%);
  left: -50px;
  bottom: -50px;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding: var(--space-16) var(--space-6);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--color-cyan);
  background: rgba(0,200,255,0.1);
  border: 1px solid rgba(0,200,255,0.25);
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
  animation: fadeInDown 0.6s var(--ease-out) both;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-cyan);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: var(--fw-extrabold);
  line-height: var(--lh-tight);
  color: var(--color-white);
  margin-bottom: var(--space-6);
  animation: fadeInUp 0.7s var(--ease-out) 0.1s both;
}

.hero-title .highlight {
  background: var(--gradient-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: var(--fs-lg);
  color: rgba(255,255,255,0.7);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-10);
  max-width: 520px;
  animation: fadeInUp 0.7s var(--ease-out) 0.2s both;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  animation: fadeInUp 0.7s var(--ease-out) 0.3s both;
}

.hero-trust {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-10);
  animation: fadeInUp 0.7s var(--ease-out) 0.4s both;
}

.hero-trust-avatars {
  display: flex;
}

.hero-trust-avatars span {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 2px solid var(--color-navy);
  background: var(--gradient-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  margin-left: -10px;
  font-weight: var(--fw-bold);
  color: var(--color-white);
}
.hero-trust-avatars span:first-child { margin-left: 0; }

.hero-trust-text {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.6);
}
.hero-trust-text strong {
  color: var(--color-white);
  display: block;
}

/* Hero visual / tech stack */
.hero-visual {
  position: relative;
  animation: fadeInRight 0.8s var(--ease-out) 0.2s both;
}

.hero-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  backdrop-filter: blur(10px);
}

.hero-card-title {
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--space-6);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.tech-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4);
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  transition: all var(--t-base);
  cursor: default;
}

.tech-item:hover {
  background: rgba(0,200,255,0.1);
  border-color: rgba(0,200,255,0.3);
  transform: translateY(-2px);
}

.tech-icon {
  font-size: 28px;
  line-height: 1;
}

.tech-name {
  font-size: 10px;
  font-weight: var(--fw-semibold);
  color: rgba(255,255,255,0.6);
  text-align: center;
  letter-spacing: 0.03em;
}

/* Floating elements */
.hero-stat-float {
  position: absolute;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  box-shadow: var(--shadow-lg);
  animation: float 4s ease-in-out infinite;
}

.hero-stat-float:nth-child(2) { animation-delay: -2s; }

.hero-stat-float .stat-n {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-extrabold);
  color: var(--color-navy);
  line-height: 1;
}

.hero-stat-float .stat-l {
  font-size: var(--fs-xs);
  color: var(--color-text-light);
  margin-top: 2px;
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: rgba(255,255,255,0.4);
  font-size: var(--fs-xs);
  animation: fadeIn 1s var(--ease-out) 1s both;
}

.scroll-mouse {
  width: 22px;
  height: 36px;
  border: 1.5px solid rgba(255,255,255,0.3);
  border-radius: 11px;
  display: flex;
  justify-content: center;
  padding-top: 6px;
}

.scroll-dot {
  width: 3px;
  height: 8px;
  background: var(--color-cyan);
  border-radius: 2px;
  animation: scrollBounce 2s ease-in-out infinite;
}

/* ─────────────────────────────────────────────────────────────
   8. STATS / CONTADORES
───────────────────────────────────────────────────────────── */
.stats-bar {
  background: var(--color-navy-mid);
  border-top: 1px solid rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  padding-block: var(--space-10);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

.stat-item {
  text-align: center;
  padding: var(--space-4);
  border-right: 1px solid rgba(255,255,255,0.07);
}
.stat-item:last-child { border-right: none; }

.stat-number {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: var(--fw-extrabold);
  color: var(--color-white);
  line-height: 1;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
}

.stat-suffix {
  font-size: var(--fs-2xl);
  color: var(--color-cyan);
}

.stat-label {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.5);
  margin-top: var(--space-2);
  font-weight: var(--fw-medium);
}

/* ─────────────────────────────────────────────────────────────
   9. SERVICIOS
───────────────────────────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
}

.service-card {
  position: relative;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: all var(--t-slow);
  overflow: hidden;
  cursor: default;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-blue);
  opacity: 0;
  transition: opacity var(--t-slow);
  z-index: 0;
}

.service-card:hover {
  border-color: transparent;
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.service-card:hover::before { opacity: 1; }

.service-card > * { position: relative; z-index: 1; }

.service-card:hover .service-icon,
.service-card:hover .service-title,
.service-card:hover .service-desc,
.service-card:hover .service-link {
  color: var(--color-white);
}

.service-icon {
  width: 56px;
  height: 56px;
  background: var(--color-off-white);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: var(--space-5);
  transition: background var(--t-base), transform var(--t-base);
}

.service-card:hover .service-icon {
  background: rgba(255,255,255,0.2);
  transform: scale(1.1);
}

.service-title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-navy);
  margin-bottom: var(--space-3);
  transition: color var(--t-base);
}

.service-desc {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-5);
  transition: color var(--t-base);
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-blue);
  transition: gap var(--t-fast), color var(--t-fast);
}

.service-link svg {
  transition: transform var(--t-fast);
}
.service-card:hover .service-link svg,
.service-link:hover svg {
  transform: translateX(4px);
}

/* ─────────────────────────────────────────────────────────────
   10. METODOLOGÍA / PROCESO
───────────────────────────────────────────────────────────── */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0;
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-cyan), var(--color-blue));
  z-index: 0;
}

.process-step {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: var(--space-4) var(--space-6);
}

.step-number {
  width: 56px;
  height: 56px;
  background: var(--color-white);
  border: 2px solid var(--color-cyan);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-lg);
  font-weight: var(--fw-extrabold);
  color: var(--color-navy);
  margin: 0 auto var(--space-5);
  transition: all var(--t-base);
}

.process-step:hover .step-number {
  background: var(--gradient-blue);
  border-color: transparent;
  color: var(--color-white);
  transform: scale(1.1);
}

.step-title {
  font-size: var(--fs-base);
  font-weight: var(--fw-bold);
  color: var(--color-navy);
  margin-bottom: var(--space-2);
}

.step-desc {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  line-height: var(--lh-relaxed);
}

/* ─────────────────────────────────────────────────────────────
   11. PORTAFOLIO / PROYECTOS
───────────────────────────────────────────────────────────── */
.portfolio-filter {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-10);
}

.filter-btn {
  padding: var(--space-2) var(--space-5);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text-light);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  transition: all var(--t-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--color-blue);
  color: var(--color-white);
  border-color: var(--color-blue);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-6);
}

.portfolio-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  transition: all var(--t-slow);
}

.portfolio-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

.portfolio-image {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--color-off-white);
}

.portfolio-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slower);
}
.portfolio-card:hover .portfolio-image img { transform: scale(1.06); }

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,22,40,0.85), transparent);
  opacity: 0;
  transition: opacity var(--t-slow);
  display: flex;
  align-items: flex-end;
  padding: var(--space-6);
}
.portfolio-card:hover .portfolio-overlay { opacity: 1; }

.portfolio-overlay-btns {
  display: flex;
  gap: var(--space-3);
}

.portfolio-body {
  padding: var(--space-6);
}

.portfolio-tags {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-3);
}

.tag {
  display: inline-block;
  padding: 2px var(--space-3);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  color: var(--color-blue);
  background: rgba(0,102,204,0.08);
  border-radius: var(--radius-full);
}

.portfolio-title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-navy);
  margin-bottom: var(--space-2);
}

.portfolio-desc {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  line-height: var(--lh-relaxed);
}

/* ─────────────────────────────────────────────────────────────
   12. TESTIMONIOS
───────────────────────────────────────────────────────────── */
.testimonials-wrapper {
  position: relative;
  overflow: hidden;
}

.testimonials-track {
  display: flex;
  transition: transform var(--t-slower);
}

.testimonial-card {
  flex: 0 0 100%;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-xl);
  padding: var(--space-10) var(--space-12);
  text-align: center;
  max-width: 800px;
  margin-inline: auto;
}

.testimonial-stars {
  display: flex;
  justify-content: center;
  gap: 4px;
  margin-bottom: var(--space-6);
  font-size: 20px;
  color: var(--color-warning);
}

.testimonial-text {
  font-size: var(--fs-xl);
  line-height: var(--lh-relaxed);
  color: rgba(255,255,255,0.9);
  font-style: italic;
  margin-bottom: var(--space-8);
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
}

.author-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--gradient-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: var(--fw-bold);
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,0.2);
}

.author-info {}

.author-name {
  font-weight: var(--fw-bold);
  color: var(--color-white);
  font-size: var(--fs-base);
}

.author-role {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.5);
  margin-top: 2px;
}

.testimonials-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.testimonial-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--t-fast);
  font-size: 18px;
}
.testimonial-btn:hover {
  background: var(--gradient-blue);
  border-color: transparent;
}

.testimonial-dots {
  display: flex;
  gap: var(--space-2);
}

.testimonial-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  transition: all var(--t-fast);
  cursor: pointer;
}
.testimonial-dot.active {
  background: var(--color-cyan);
  width: 24px;
  border-radius: 4px;
}

/* ─────────────────────────────────────────────────────────────
   13. TECNOLOGÍAS / PARTNERS
───────────────────────────────────────────────────────────── */
.tech-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.tech-logo-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-text-mid);
  transition: all var(--t-base);
  filter: grayscale(1);
  opacity: 0.6;
}

.tech-logo-item:hover {
  filter: grayscale(0);
  opacity: 1;
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.tech-logo-item span:first-child {
  font-size: 24px;
}

/* ─────────────────────────────────────────────────────────────
   14. EQUIPO
───────────────────────────────────────────────────────────── */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-8);
}

.team-card {
  text-align: center;
}

.team-avatar {
  position: relative;
  width: 120px;
  height: 120px;
  margin: 0 auto var(--space-5);
}

.team-avatar img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--color-border);
  transition: border-color var(--t-base);
}

.team-card:hover .team-avatar img {
  border-color: var(--color-cyan);
}

.team-avatar-placeholder {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--gradient-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  font-weight: var(--fw-extrabold);
  color: var(--color-white);
  border: 3px solid rgba(0,200,255,0.3);
  margin: 0 auto var(--space-5);
  transition: transform var(--t-base), box-shadow var(--t-base);
}

.team-card:hover .team-avatar-placeholder {
  transform: scale(1.05);
  box-shadow: var(--shadow-glow);
}

.team-social {
  position: absolute;
  bottom: -8px;
  right: -8px;
  width: 34px;
  height: 34px;
  background: var(--color-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 14px;
  transition: background var(--t-fast);
  text-decoration: none;
}
.team-social:hover { background: var(--color-cyan); }

.team-name {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-navy);
  margin-bottom: var(--space-1);
}

.team-role {
  font-size: var(--fs-sm);
  color: var(--color-blue);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-3);
}

.team-bio {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  line-height: var(--lh-relaxed);
}

/* ─────────────────────────────────────────────────────────────
   15. BLOG
───────────────────────────────────────────────────────────── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-6);
}

.blog-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--t-slow);
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

.blog-image {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-off-white);
}

.blog-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slower);
}
.blog-card:hover .blog-image img { transform: scale(1.05); }

.blog-body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--fs-xs);
  color: var(--color-text-light);
  margin-bottom: var(--space-3);
}

.blog-meta-sep { color: var(--color-border); }

.blog-category {
  color: var(--color-blue);
  font-weight: var(--fw-semibold);
}

.blog-title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-navy);
  line-height: var(--lh-snug);
  margin-bottom: var(--space-3);
  transition: color var(--t-fast);
}

.blog-card:hover .blog-title { color: var(--color-blue); }

.blog-excerpt {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-5);
  flex: 1;
}

.blog-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.blog-author {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-xs);
  color: var(--color-text-light);
}

.blog-author-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--gradient-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: var(--fw-bold);
  color: var(--color-white);
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-blue);
  transition: gap var(--t-fast);
}
.read-more:hover { gap: var(--space-2); }

/* ─────────────────────────────────────────────────────────────
   16. CTA SECTION
───────────────────────────────────────────────────────────── */
.cta-section {
  background: var(--gradient-blue);
  padding-block: var(--space-24);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 40px 40px;
}

.cta-inner {
  position: relative;
  z-index: 1;
}

.cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: var(--fw-extrabold);
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.cta-subtitle {
  font-size: var(--fs-lg);
  color: rgba(255,255,255,0.8);
  margin-bottom: var(--space-10);
  max-width: 600px;
  margin-inline: auto;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-10);
}

.btn-white {
  background: var(--color-white);
  color: var(--color-blue);
  font-weight: var(--fw-bold);
}
.btn-white:hover {
  background: var(--color-off-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
}

.btn-outline-white {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,0.5);
}
.btn-outline-white:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--color-white);
}

.cta-features {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.cta-feature {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.85);
}

.cta-feature::before {
  content: '✓';
  width: 20px;
  height: 20px;
  background: rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: var(--fw-bold);
}

/* ─────────────────────────────────────────────────────────────
   17. FOOTER
───────────────────────────────────────────────────────────── */
.site-footer {
  background: var(--color-navy);
  color: rgba(255,255,255,0.7);
  padding-top: var(--space-20);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: var(--space-12);
  padding-bottom: var(--space-16);
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.footer-brand {}

.footer-brand .logo {
  margin-bottom: var(--space-5);
  display: inline-flex;
}

.footer-tagline {
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-6);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.social-link {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: rgba(255,255,255,0.6);
  transition: all var(--t-fast);
}
.social-link:hover {
  background: var(--color-blue);
  border-color: var(--color-blue);
  color: var(--color-white);
  transform: translateY(-2px);
}

.footer-col-title {
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  color: var(--color-white);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--space-5);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.5);
  transition: color var(--t-fast);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.footer-links a:hover {
  color: var(--color-cyan);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.5);
  margin-bottom: var(--space-4);
  line-height: var(--lh-relaxed);
}

.footer-contact-icon {
  font-size: 16px;
  margin-top: 2px;
  flex-shrink: 0;
  color: var(--color-cyan);
}

.footer-contact-item a {
  color: rgba(255,255,255,0.5);
  transition: color var(--t-fast);
}
.footer-contact-item a:hover { color: var(--color-cyan); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-6);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-copy {
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.3);
}

.footer-legal-links {
  display: flex;
  gap: var(--space-5);
}

.footer-legal-links a {
  font-size: var(--fs-xs);
  color: rgba(255,255,255,0.3);
  transition: color var(--t-fast);
}
.footer-legal-links a:hover { color: rgba(255,255,255,0.7); }

/* ─────────────────────────────────────────────────────────────
   18. ELEMENTOS UI REUTILIZABLES
───────────────────────────────────────────────────────────── */

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.5);
  padding-block: var(--space-4);
}

.breadcrumb a {
  color: rgba(255,255,255,0.5);
  transition: color var(--t-fast);
}
.breadcrumb a:hover { color: var(--color-cyan); }

.breadcrumb-sep { color: rgba(255,255,255,0.2); }
.breadcrumb-current { color: var(--color-white); }

/* Page hero */
.page-hero {
  background: var(--gradient-hero);
  padding: var(--space-20) 0 var(--space-16);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,200,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,200,255,0.03) 1px, transparent 1px);
  background-size: 50px 50px;
}

.page-hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--space-6);
  text-align: center;
}

.page-hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: var(--fw-extrabold);
  color: var(--color-white);
  margin-bottom: var(--space-4);
}

.page-hero-subtitle {
  font-size: var(--fs-lg);
  color: rgba(255,255,255,0.7);
  max-width: 600px;
  margin: 0 auto;
  line-height: var(--lh-relaxed);
}

/* Feature list */
.feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--t-base);
}

.feature-item:hover {
  border-color: var(--color-cyan);
  box-shadow: 0 0 0 3px var(--color-cyan-glow);
}

.feature-icon-wrap {
  width: 48px;
  height: 48px;
  background: var(--color-off-white);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
  transition: background var(--t-base);
}

.feature-item:hover .feature-icon-wrap {
  background: var(--color-cyan-glow);
}

.feature-text h4 {
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  color: var(--color-navy);
  margin-bottom: var(--space-1);
}

.feature-text p {
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  line-height: var(--lh-relaxed);
  margin: 0;
}

/* Pricing cards */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-6);
  align-items: start;
}

.pricing-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: all var(--t-slow);
}

.pricing-card.featured {
  background: var(--gradient-blue);
  border-color: transparent;
  color: var(--color-white);
  transform: scale(1.03);
  box-shadow: var(--shadow-xl);
}

.pricing-card:hover:not(.featured) {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* Forms */
.form-group {
  margin-bottom: var(--space-5);
}

.form-label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.form-control {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--fs-base);
  color: var(--color-text);
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  appearance: none;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(0,102,204,0.12);
}

.form-control.error {
  border-color: var(--color-danger);
  box-shadow: 0 0 0 3px rgba(239,68,68,0.12);
}

.form-error {
  font-size: var(--fs-xs);
  color: var(--color-danger);
  margin-top: var(--space-1);
}

.form-hint {
  font-size: var(--fs-xs);
  color: var(--color-text-light);
  margin-top: var(--space-1);
}

textarea.form-control {
  min-height: 140px;
  resize: vertical;
}

/* Select */
select.form-control {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7c93' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px;
  padding-right: 40px;
}

/* Alert / notice boxes */
.alert {
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-md);
  border-left: 4px solid;
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.alert-success { background: #ecfdf5; border-color: var(--color-success); color: #065f46; }
.alert-warning { background: #fffbeb; border-color: var(--color-warning); color: #92400e; }
.alert-danger  { background: #fef2f2; border-color: var(--color-danger); color: #991b1b; }
.alert-info    { background: #eff6ff; border-color: var(--color-blue); color: #1e40af; }

/* Tabs */
.tabs {
  display: flex;
  border-bottom: 2px solid var(--color-border);
  gap: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.tabs::-webkit-scrollbar { display: none; }

.tab-btn {
  padding: var(--space-3) var(--space-6);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-text-light);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  white-space: nowrap;
  transition: color var(--t-fast), border-color var(--t-fast);
}

.tab-btn:hover { color: var(--color-blue); }
.tab-btn.active {
  color: var(--color-blue);
  border-bottom-color: var(--color-blue);
}

.tab-content { display: none; padding: var(--space-8) 0; }
.tab-content.active { display: block; }

/* Accordion */
.accordion-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-3);
}

.accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  font-weight: var(--fw-semibold);
  color: var(--color-navy);
  cursor: pointer;
  transition: background var(--t-fast);
  background: var(--color-white);
  width: 100%;
  text-align: left;
}
.accordion-header:hover { background: var(--color-bg-light); }

.accordion-icon {
  width: 20px;
  height: 20px;
  transition: transform var(--t-base);
  flex-shrink: 0;
  color: var(--color-text-light);
}
.accordion-item.open .accordion-icon { transform: rotate(45deg); }

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--t-slow), padding var(--t-slow);
}
.accordion-item.open .accordion-body {
  max-height: 500px;
}

.accordion-body-inner {
  padding: 0 var(--space-6) var(--space-6);
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  line-height: var(--lh-relaxed);
}

/* ─────────────────────────────────────────────────────────────
   19. ANIMACIONES
───────────────────────────────────────────────────────────── */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-16px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(32px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-32px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.92); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-12px); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(1.3); }
}

@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50%       { transform: translateY(8px); opacity: 0.5; }
}

@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Clases de animación scroll-triggered */
.anim-fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--t-slower), transform var(--t-slower);
}
.anim-fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.anim-fade-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity var(--t-slower), transform var(--t-slower);
}
.anim-fade-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.anim-fade-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity var(--t-slower), transform var(--t-slower);
}
.anim-fade-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.anim-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: opacity var(--t-slower), transform var(--t-slower);
}
.anim-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* Retrasos escalonados */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }

/* ─────────────────────────────────────────────────────────────
   20. BACK TO TOP & COOKIE BANNER
───────────────────────────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: 48px;
  height: 48px;
  background: var(--gradient-blue);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 20px;
  box-shadow: var(--shadow-lg);
  z-index: 900;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all var(--t-base);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-navy-mid);
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: var(--space-5) var(--space-6);
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  flex-wrap: wrap;
  transform: translateY(100%);
  transition: transform var(--t-slow);
}

.cookie-banner.show { transform: translateY(0); }

.cookie-text {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,0.7);
  flex: 1;
  min-width: 200px;
}

.cookie-text a {
  color: var(--color-cyan);
  text-decoration: underline;
}

.cookie-actions {
  display: flex;
  gap: var(--space-3);
}

/* ─────────────────────────────────────────────────────────────
   21. PÁGINA DE ARTÍCULO / BLOG INTERIOR
───────────────────────────────────────────────────────────── */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-12);
  align-items: start;
}

.article-content {
  max-width: 720px;
}

.article-header {
  margin-bottom: var(--space-8);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--color-text-light);
  margin-bottom: var(--space-5);
  flex-wrap: wrap;
}

.article-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: var(--fw-extrabold);
  color: var(--color-navy);
  line-height: var(--lh-tight);
  margin-bottom: var(--space-5);
}

.article-intro {
  font-size: var(--fs-lg);
  color: var(--color-text-mid);
  line-height: var(--lh-relaxed);
  padding: var(--space-5) var(--space-6);
  border-left: 4px solid var(--color-blue);
  background: var(--color-bg-light);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.article-body h2 {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  color: var(--color-navy);
  margin: var(--space-10) 0 var(--space-4);
}

.article-body h3 {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--color-navy);
  margin: var(--space-8) 0 var(--space-3);
}

.article-body p {
  margin-bottom: var(--space-5);
  color: var(--color-text);
  line-height: var(--lh-relaxed);
}

.article-body ul, .article-body ol {
  padding-left: var(--space-6);
  margin-bottom: var(--space-5);
}

.article-body ul { list-style: disc; }
.article-body ol { list-style: decimal; }

.article-body li {
  margin-bottom: var(--space-2);
  color: var(--color-text);
  line-height: var(--lh-relaxed);
}

.article-body strong { font-weight: var(--fw-bold); color: var(--color-navy); }

.article-body a {
  color: var(--color-blue);
  text-decoration: underline;
  transition: color var(--t-fast);
}
.article-body a:hover { color: var(--color-navy); }

.article-body blockquote {
  margin: var(--space-8) 0;
  padding: var(--space-5) var(--space-6);
  border-left: 4px solid var(--color-cyan);
  background: var(--color-off-white);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  font-size: var(--fs-lg);
  color: var(--color-text-mid);
}

.article-body code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--color-off-white);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  color: var(--color-danger);
}

.article-sidebar {}

.sidebar-widget {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
}

.sidebar-widget-title {
  font-size: var(--fs-base);
  font-weight: var(--fw-bold);
  color: var(--color-navy);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-border);
}

/* ─────────────────────────────────────────────────────────────
   22. LOADING / SKELETON
───────────────────────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--color-border) 25%, var(--color-off-white) 50%, var(--color-border) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

@keyframes shimmer {
  from { background-position: 200% center; }
  to   { background-position: -200% center; }
}

/* ─────────────────────────────────────────────────────────────
   23. BADGE / CHIP
───────────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px;
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  border-radius: var(--radius-full);
}

.badge-blue    { background: rgba(0,102,204,0.1); color: var(--color-blue); }
.badge-cyan    { background: rgba(0,200,255,0.1); color: var(--color-cyan); }
.badge-success { background: rgba(16,185,129,0.1); color: var(--color-success); }
.badge-warning { background: rgba(245,158,11,0.1); color: var(--color-warning); }
.badge-danger  { background: rgba(239,68,68,0.1); color: var(--color-danger); }

/* ─────────────────────────────────────────────────────────────
   24. UTILIDADES
───────────────────────────────────────────────────────────── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border-width: 0;
}

.text-center { text-align: center; }
.text-left   { text-align: left; }
.text-right  { text-align: right; }

.flex        { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-wrap   { flex-wrap: wrap; }
.gap-4       { gap: var(--space-4); }
.gap-6       { gap: var(--space-6); }
.gap-8       { gap: var(--space-8); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }

.mt-4  { margin-top: var(--space-4); }
.mt-8  { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }
.mb-4  { margin-bottom: var(--space-4); }
.mb-8  { margin-bottom: var(--space-8); }

.w-full { width: 100%; }
.max-w-sm { max-width: var(--max-w-sm); margin-inline: auto; }
.max-w-md { max-width: var(--max-w-md); margin-inline: auto; }

.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin-block: var(--space-8);
}

/* ============================================================
   LEGACY PAGE COMPATIBILITY - Sergio Martino
   Brings older blog/service HTML blocks onto the same responsive system.
   ============================================================ */
.header-container,
.hero-container,
.footer-container {
  width: min(100% - 2rem, var(--max-w));
  margin-inline: auto;
}

.site-header .header-container {
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.logo-section,
.logo-section .logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.logo img,
.logo-section img {
  width: 46px;
  height: 46px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.site-main {
  min-height: 60vh;
  overflow: clip;
}

.skip-to-main-content,
.skip-link {
  position: fixed;
  left: var(--space-4);
  top: var(--space-4);
  z-index: 2000;
  padding: var(--space-2) var(--space-4);
  background: var(--color-cyan);
  color: var(--color-navy);
  border-radius: var(--radius-full);
  transform: translateY(-150%);
  transition: transform var(--t-base);
}

.skip-to-main-content:focus,
.skip-link:focus { transform: translateY(0); }

.blog-hero,
.service-hero,
.page-hero,
.article-header {
  position: relative;
  padding: clamp(4rem, 9vw, 7rem) 0;
  color: var(--color-white);
  background:
    radial-gradient(circle at 18% 20%, rgba(0,200,255,.22), transparent 34%),
    radial-gradient(circle at 82% 10%, rgba(26,136,255,.18), transparent 30%),
    var(--gradient-hero);
  overflow: hidden;
}

.blog-hero::after,
.service-hero::after,
.page-hero::after,
.article-header::after {
  content: '';
  position: absolute;
  top: -45%;
  right: -8%;
  width: clamp(360px, 58vw, 760px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle at 42% 42%,
    rgba(0,200,255,.22) 0%,
    rgba(0,130,220,.10) 38%,
    transparent 68%
  );
  filter: blur(52px);
  opacity: 1;
  transform: none;
  clip-path: none;
  pointer-events: none;
}

.hero-container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, .95fr);
  align-items: center;
  gap: var(--space-12);
}

.hero-image img,
.article-featured-image img,
.article-image img,
.article-list-image img,
.author-image img,
.case-study-image img,
.testimonial-avatar img,
.author-avatar img,
.author-bio-avatar img,
.project-image {
  width: 100%;
  display: block;
  object-fit: cover;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

.hero-image img { aspect-ratio: 4 / 3; }
.article-image img,
.article-list-image img { aspect-ratio: 16 / 10; }
.author-image img,
.testimonial-avatar img,
.author-avatar img,
.author-bio-avatar img { aspect-ratio: 1; }

.hero-stats,
.stats-grid,
.categories-grid,
.articles-grid,
.authors-grid,
.services-grid,
.features-grid,
.case-studies-grid,
.testimonials-grid,
.related-articles-grid {
  display: grid;
  gap: var(--space-6);
}

.hero-stats { grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: var(--space-8); }
.categories-grid,
.services-grid,
.features-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.articles-grid,
.authors-grid,
.case-studies-grid,
.testimonials-grid,
.related-articles-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.stat,
.category-card,
.article-card,
.author-card,
.article-list-item,
.case-study-card,
.testimonial-card,
.related-article-card,
.highlight-box,
.info-box {
  position: relative;
  padding: var(--space-6);
  background: rgba(255,255,255,.92);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  transition: transform var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
}

.category-card:hover,
.article-card:hover,
.author-card:hover,
.article-list-item:hover,
.case-study-card:hover,
.related-article-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(0,200,255,.45);
}

.article-card,
.case-study-card,
.related-article-card {
  overflow: hidden;
  padding: 0;
}

.article-card .article-content,
.case-study-content,
.related-article-content { padding: var(--space-6); }

.article-meta,
.blog-author,
.article-author,
.author-bio,
.author-social,
.cta-features,
.category-stats {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.article-meta,
.article-meta a,
.article-meta span {
  color: var(--color-text-light);
  font-size: var(--fs-sm);
}

.article-category,
.category-badge,
.section-tag,
.hero-badge {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: .35rem .8rem;
  color: var(--color-cyan);
  background: rgba(0,200,255,.1);
  border: 1px solid rgba(0,200,255,.22);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  letter-spacing: .04em;
  text-transform: uppercase;
}

.article-list {
  display: grid;
  gap: var(--space-5);
}

.article-list-item {
  display: grid;
  grid-template-columns: 220px 1fr;
  align-items: center;
}

.article-body {
  max-width: 820px;
  margin-inline: auto;
  color: var(--color-text);
  font-size: var(--fs-lg);
  line-height: var(--lh-relaxed);
}

.article-body h2,
.article-body h3,
.article-body h4 { color: var(--color-navy); margin-top: var(--space-10); }
.article-body p,
.article-body ul,
.article-body ol { margin-bottom: var(--space-5); }
.article-body li { margin-bottom: var(--space-2); }
.article-featured-image { margin-bottom: var(--space-10); }
.article-featured-image figcaption { margin-top: var(--space-3); color: var(--color-text-light); text-align: center; font-size: var(--fs-sm); }

.author-bio {
  align-items: flex-start;
  max-width: 900px;
  margin: var(--space-16) auto;
  padding: var(--space-6);
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
}

.author-bio-avatar,
.author-avatar { width: 76px; flex: 0 0 76px; }

.newsletter-form,
.search-form,
.contact-form {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.newsletter-form input,
.search-form input,
.contact-form input,
.contact-form textarea,
.contact-form select {
  min-height: 48px;
  padding: 0 var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font: inherit;
}

.newsletter-form input,
.search-form input { flex: 1 1 260px; }
.contact-form textarea { min-height: 140px; padding-top: var(--space-4); }

.site-footer,
.footer {
  padding: var(--space-16) 0 var(--space-8);
  color: rgba(255,255,255,.76);
  background: var(--gradient-dark);
}

@media (max-width: 1024px) {
  .hero-container,
  .categories-grid,
  .articles-grid,
  .authors-grid,
  .services-grid,
  .features-grid,
  .case-studies-grid,
  .testimonials-grid,
  .related-articles-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 768px) {
  .site-header .header-container { padding-inline: var(--space-4); }
  .hero-container,
  .categories-grid,
  .articles-grid,
  .authors-grid,
  .services-grid,
  .features-grid,
  .case-studies-grid,
  .testimonials-grid,
  .related-articles-grid,
  .article-list-item { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: 1fr; }
  .blog-hero,
  .service-hero,
  .page-hero,
  .article-header { padding: var(--space-16) 0; }
  .article-body { font-size: var(--fs-base); }
}

/* ============================================================
   PREMIUM RETENTION LAYER - Enterprise IT consultancy
   ============================================================ */
:root {
  --color-navy: #07111f;
  --color-navy-mid: #101c2f;
  --color-navy-light: #1a2d4b;
  --color-blue: #006de5;
  --color-blue-light: #2ea8ff;
  --color-cyan: #00d4ff;
  --color-accent: #ffb020;
  --color-bg-light: #f4f8fc;
  --color-text: #08152b;
  --color-text-mid: #354866;
  --color-text-light: #62718a;
  --color-border: #d9e4f2;
  --gradient-hero: linear-gradient(135deg, #07111f 0%, #102b45 42%, #083f5c 72%, #07111f 100%);
  --gradient-blue: linear-gradient(135deg, #006de5 0%, #00d4ff 100%);
  --gradient-card: linear-gradient(145deg, rgba(255,255,255,.96), rgba(239,248,255,.86));
  --gradient-premium: linear-gradient(135deg, rgba(7,17,31,.98), rgba(14,45,73,.96) 48%, rgba(0,109,229,.82));
}

body {
  background:
    radial-gradient(circle at 12% 8%, rgba(0,212,255,.08), transparent 24rem),
    radial-gradient(circle at 92% 18%, rgba(255,176,32,.07), transparent 22rem),
    var(--color-bg-light);
}

.site-header {
  background: rgba(7, 17, 31, .92);
  border-bottom: 1px solid rgba(255,255,255,.08);
  backdrop-filter: blur(18px);
}

.logo-mark,
.logo img {
  box-shadow: 0 16px 38px rgba(0, 109, 229, .32);
}

.nav-dropdown,
.site-nav .dropdown-menu {
  width: 320px;
  background: rgba(8, 19, 35, .98);
  border-color: rgba(0,212,255,.18);
}

.nav-dropdown a,
.site-nav .dropdown-menu a {
  min-height: 44px;
}


.hero .hero-content { text-align: left; }
.page-hero .container,
.page-hero-inner { position: relative; z-index: 2; }
.page-hero-title,
.hero-title {
  letter-spacing: -0.055em;
  text-wrap: balance;
}

.page-hero-subtitle,
.hero-subtitle {
  max-width: 760px;
  color: rgba(255,255,255,.78);
}

.page-hero::after,
.blog-hero::after,
.service-hero::after,
.article-header::after {
  width: clamp(300px, 48vw, 640px);
  opacity: .95;
  filter: blur(60px);
}

.section-title {
  letter-spacing: -0.045em;
  text-wrap: balance;
}

.services-comprehensive-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.service-comprehensive {
  position: relative;
  min-height: 100%;
  padding: var(--space-8);
  background:
    linear-gradient(145deg, rgba(255,255,255,.98), rgba(244,248,252,.94));
  border: 1px solid rgba(0,109,229,.12);
  border-radius: 28px;
  box-shadow: 0 18px 55px rgba(7,17,31,.08);
  overflow: hidden;
  transition: transform var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
}

.service-comprehensive::before {
  content: '';
  position: absolute;
  inset: 0 0 auto;
  height: 5px;
  background: var(--gradient-blue);
}

.service-comprehensive::after {
  content: '';
  position: absolute;
  right: -58px;
  top: -58px;
  width: 160px;
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(0,212,255,.16), transparent 68%);
  pointer-events: none;
}

.service-comprehensive:hover {
  transform: translateY(-8px);
  border-color: rgba(0,212,255,.42);
  box-shadow: 0 28px 80px rgba(0,109,229,.16);
}

.service-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.service-icon-large {
  width: 66px;
  height: 66px;
  display: grid;
  place-items: center;
  color: var(--color-cyan);
  background: linear-gradient(135deg, rgba(7,17,31,.96), rgba(17,45,78,.92));
  border: 1px solid rgba(0,212,255,.22);
  border-radius: 20px;
  box-shadow: 0 18px 40px rgba(7,17,31,.18);
  flex: 0 0 66px;
}

.service-header h3 {
  margin: 0;
  color: var(--color-navy);
  font-size: var(--fs-xl);
  letter-spacing: -.025em;
}

.service-comprehensive p {
  color: var(--color-text-mid);
  line-height: 1.75;
}

.service-features {
  display: grid;
  gap: .6rem;
  margin: var(--space-5) 0 var(--space-6);
  padding: 0;
  list-style: none;
}

.service-features li {
  position: relative;
  padding-left: 1.7rem;
  color: var(--color-text);
  font-size: var(--fs-sm);
}

.service-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-cyan);
  font-weight: 900;
}

.premium-team-grid {
  grid-template-columns: repeat(auto-fit, minmax(285px, 1fr)) !important;
  gap: var(--space-6) !important;
}

.team-card {
  text-align: left;
  background:
    linear-gradient(145deg, rgba(255,255,255,.98), rgba(244,248,252,.92));
  border: 1px solid rgba(0,109,229,.12);
  box-shadow: 0 18px 55px rgba(7,17,31,.08);
  overflow: hidden;
}

.team-card::before {
  content: '';
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  background: var(--gradient-blue);
}

.team-card-featured {
  background: var(--gradient-premium);
  color: white;
}

.team-card-featured .team-name,
.team-card-featured .team-role,
.team-card-featured .team-bio { color: white; }
.team-card-featured .team-bio { opacity: .82; }

.team-avatar-placeholder {
  margin-inline: 0;
  background: var(--gradient-blue) !important;
  box-shadow: 0 22px 50px rgba(0,109,229,.24);
}

.team-role {
  color: var(--color-blue);
  font-weight: 800;
}

.team-proof {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-5);
}

.team-proof span {
  padding: .35rem .7rem;
  color: var(--color-navy);
  background: rgba(0,212,255,.12);
  border: 1px solid rgba(0,212,255,.22);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: 800;
}

.team-card-featured .team-proof span {
  color: white;
  background: rgba(255,255,255,.1);
  border-color: rgba(255,255,255,.2);
}

.premium-team-grid .team-card {
  padding: var(--space-7) var(--space-8);
  position: relative;
}

.premium-team-grid .team-avatar-placeholder {
  margin-inline: 0;
  width: 72px;
  height: 72px;
  font-size: 1.6rem;
  margin-bottom: var(--space-4);
}

/* Canales contacto (WhatsApp / Telegram) */
.contact-channel-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  transition: all var(--t-base);
}
.contact-channel-card:hover {
  border-color: var(--color-cyan);
  box-shadow: 0 8px 24px rgba(0,212,255,.12);
  transform: translateY(-2px);
}
.contact-channel-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}
.channel-wa { background: linear-gradient(135deg,#25d366,#128c7e); }
.channel-tg { background: linear-gradient(135deg,#2aabee,#0088cc); }
.contact-hours-badge {
  display: inline-block;
  margin-top: var(--space-2);
  padding: .25rem .6rem;
  background: rgba(0,212,255,.1);
  border: 1px solid rgba(0,212,255,.2);
  border-radius: var(--radius-full);
  font-size: var(--fs-xs);
  font-weight: 700;
  color: var(--color-cyan);
}

.contact-trust-panel {
  margin-top: var(--space-8);
  padding: var(--space-6);
  color: white;
  background: var(--gradient-premium);
  border: 1px solid rgba(0,212,255,.18);
  border-radius: 28px;
  box-shadow: 0 28px 80px rgba(7,17,31,.2);
}

.contact-trust-panel ul {
  display: grid;
  gap: var(--space-3);
  margin: var(--space-4) 0 0;
  padding: 0;
  list-style: none;
}

.contact-trust-panel li::before { content: '✓ '; color: var(--color-cyan); font-weight: 900; }

/* ─────────────────────────────────────────────────────────────
   LIVE CHAT WIDGET
───────────────────────────────────────────────────────────── */
.zy-chat-bubble {
  position: fixed; bottom: 28px; right: 28px;
  width: 60px; height: 60px; border-radius: 50%;
  background: var(--gradient-blue);
  border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 32px rgba(0,109,229,.45);
  z-index: 9997; transition: transform .2s, box-shadow .2s;
}
.zy-chat-bubble:hover { transform: scale(1.08); box-shadow: 0 12px 40px rgba(0,109,229,.6); }
.zy-chat-bubble svg { width: 26px; height: 26px; fill: white; }
.zy-chat-pulse {
  position: absolute; inset: -4px;
  border-radius: 50%; border: 2px solid var(--color-cyan);
  animation: zy-pulse 2s ease-out infinite; opacity: 0;
}
@keyframes zy-pulse {
  0% { transform: scale(1); opacity: .6; }
  100% { transform: scale(1.6); opacity: 0; }
}
.zy-chat-badge {
  position: absolute; top: -4px; right: -4px;
  width: 18px; height: 18px;
  background: #e74c3c; border-radius: 50%;
  border: 2px solid white; display: none;
  animation: zy-bounce .5s ease;
}
.zy-chat-badge.show { display: block; }
@keyframes zy-bounce { 0%,100%{transform:scale(1)} 50%{transform:scale(1.3)} }

.zy-chat-window {
  position: fixed; bottom: 100px; right: 28px;
  width: 360px; max-height: 530px;
  background: white; border-radius: 20px;
  box-shadow: 0 24px 80px rgba(7,17,31,.22);
  z-index: 9996; display: flex; flex-direction: column;
  overflow: hidden;
  transform: scale(.92) translateY(16px); opacity: 0; pointer-events: none;
  transition: transform .25s var(--ease-out), opacity .22s;
  transform-origin: bottom right;
}
.zy-chat-window.open { transform: scale(1) translateY(0); opacity: 1; pointer-events: all; }

.zy-chat-header {
  background: var(--gradient-premium);
  padding: 16px 18px; display: flex; align-items: center; gap: 12px; flex-shrink: 0;
}
.zy-chat-avatar {
  width: 42px; height: 42px; border-radius: 50%;
  background: rgba(255,255,255,.15);
  display: flex; align-items: center; justify-content: center;
  font-weight: 900; color: white; font-size: .85rem; flex-shrink: 0;
}
.zy-chat-header-info { flex: 1; min-width: 0; }
.zy-chat-header-name { font-weight: 800; color: white; font-size: .95rem; }
.zy-chat-header-status { font-size: .72rem; color: rgba(255,255,255,.7); display: flex; align-items: center; gap: 5px; margin-top: 2px; }
.zy-status-dot { width: 7px; height: 7px; border-radius: 50%; background: #2ecc71; flex-shrink: 0; }
.zy-status-dot.away { background: #f39c12; }
.zy-chat-close { background: none; border: none; cursor: pointer; color: rgba(255,255,255,.65); padding: 6px; border-radius: 8px; line-height: 0; transition: color .15s, background .15s; }
.zy-chat-close:hover { color: white; background: rgba(255,255,255,.12); }

.zy-chat-messages {
  flex: 1; overflow-y: auto; padding: 14px 14px 8px;
  display: flex; flex-direction: column; gap: 8px;
  min-height: 200px; max-height: 280px;
  scroll-behavior: smooth;
}
.zy-msg {
  max-width: 82%; padding: 9px 13px;
  border-radius: 16px; font-size: .855rem;
  line-height: 1.45; word-break: break-word;
}
.zy-msg-agent  { align-self: flex-start; background: #f0f4f9; color: #1a2744; border-bottom-left-radius: 4px; }
.zy-msg-visitor{ align-self: flex-end; background: var(--gradient-blue); color: white; border-bottom-right-radius: 4px; }
.zy-msg-time   { font-size: .68rem; opacity: .55; margin-top: 3px; text-align: right; }
.zy-msg-agent .zy-msg-time { text-align: left; }
.zy-typing     { display: flex; gap: 4px; padding: 10px 14px; align-self: flex-start; }
.zy-typing span{ width: 6px; height: 6px; border-radius: 50%; background: #aab; animation: zy-typing 1.2s infinite; }
.zy-typing span:nth-child(2){ animation-delay: .2s; }
.zy-typing span:nth-child(3){ animation-delay: .4s; }
@keyframes zy-typing { 0%,80%,100%{opacity:.3;transform:scale(.8)} 40%{opacity:1;transform:scale(1)} }

.zy-name-form {
  padding: 12px 14px; background: #f8fafc;
  border-top: 1px solid #e8edf2;
  display: flex; flex-direction: column; gap: 8px; flex-shrink: 0;
}
.zy-name-form input,
.zy-chat-input {
  padding: 9px 12px; border: 1.5px solid #dde3ea;
  border-radius: 10px; font-size: .875rem; outline: none;
  font-family: inherit; transition: border-color .15s; background: white;
}
.zy-name-form input:focus, .zy-chat-input:focus { border-color: var(--color-blue); }
.zy-chat-input { resize: none; max-height: 80px; flex: 1; }
.zy-btn-start {
  padding: 10px; border-radius: 10px;
  background: var(--gradient-blue); color: white;
  border: none; cursor: pointer; font-weight: 700; font-size: .875rem;
  font-family: inherit; transition: opacity .15s;
}
.zy-btn-start:hover { opacity: .9; }

.zy-input-area {
  padding: 10px 14px; background: #f8fafc;
  border-top: 1px solid #e8edf2;
  display: flex; gap: 8px; align-items: flex-end; flex-shrink: 0;
}
.zy-send-btn {
  width: 38px; height: 38px; border-radius: 10px; flex-shrink: 0;
  background: var(--gradient-blue); border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: opacity .15s;
}
.zy-send-btn:disabled { opacity: .45; cursor: not-allowed; }
.zy-send-btn svg { width: 17px; height: 17px; fill: white; }
.zy-chat-footer { padding: 5px 14px 8px; text-align: center; font-size: .66rem; color: #b0bad0; flex-shrink: 0; }

@media (max-width: 480px) {
  .zy-chat-window { width: calc(100vw - 20px); right: 10px; bottom: 88px; }
  .zy-chat-bubble { right: 14px; bottom: 20px; }
}

@media (max-width: 900px) {
  .services-comprehensive-grid { grid-template-columns: 1fr; }
  .page-hero-inner,
  .hero-content { text-align: center; }
  .page-hero-subtitle,
  .hero-subtitle { margin-inline: auto; }
}

/* Blog library generated pages */
.blog-library-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-6);
}

.blog-kicker {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.blog-pill {
  border: 1px solid rgba(0, 102, 204, .18);
  border-radius: var(--radius-full);
  color: var(--color-text-mid);
  background: var(--color-white);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  padding: var(--space-2) var(--space-4);
}

.article-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: var(--space-10);
  align-items: start;
}

.article-body {
  max-width: 820px;
  font-size: var(--fs-lg);
  line-height: var(--lh-relaxed);
}

.article-body h2,
.article-body h3 {
  color: var(--color-navy);
  line-height: var(--lh-tight);
  margin: var(--space-10) 0 var(--space-4);
}

.article-body p,
.article-body ul,
.article-body ol {
  margin-bottom: var(--space-5);
}

.article-body ul,
.article-body ol {
  padding-left: var(--space-8);
  list-style: revert;
}

.article-sidebar {
  position: sticky;
  top: calc(var(--header-h) + var(--space-6));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-light);
  padding: var(--space-6);
}

.article-sidebar h2 {
  font-size: var(--fs-lg);
  margin-bottom: var(--space-4);
}

.article-sidebar a {
  display: block;
  color: var(--color-blue);
  font-weight: var(--fw-semibold);
  margin-top: var(--space-3);
}

.article-meta-line {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  color: rgba(255,255,255,.78);
  font-size: var(--fs-sm);
  margin-top: var(--space-5);
}

@media (max-width: 960px) {
  .article-shell { grid-template-columns: 1fr; }
  .article-sidebar { position: static; }
}

/* Tier-1 visual polish: team, testimonials and blog carousel */
.premium-team-grid {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)) !important;
  gap: clamp(1.5rem, 2vw, 2rem) !important;
  align-items: stretch;
}

.premium-team-grid .team-card {
  min-height: 100%;
  padding: clamp(1.75rem, 2.4vw, 2.4rem) !important;
  border-radius: var(--radius-md);
  border: 1px solid rgba(0,102,204,.16);
  background: linear-gradient(145deg, #ffffff 0%, #f6f9fd 100%);
  box-shadow: 0 18px 52px rgba(10,22,40,.08);
  text-align: left;
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
}

.premium-team-grid .team-card::before {
  content: '';
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  background: var(--gradient-blue);
}

.premium-team-grid .team-card-featured {
  background: linear-gradient(145deg, #0a1628 0%, #14385f 56%, #0d6dcc 100%);
}

.premium-team-grid .team-card-featured .team-name,
.premium-team-grid .team-card-featured .team-role,
.premium-team-grid .team-card-featured .team-bio {
  color: #fff;
}

.premium-team-grid .team-avatar-placeholder {
  width: 78px !important;
  height: 78px !important;
  margin: 0 0 var(--space-5) 0 !important;
  border-width: 2px;
  font-size: 1.55rem !important;
  box-shadow: 0 18px 40px rgba(0,102,204,.22);
  flex: 0 0 auto;
}

.premium-team-grid .team-name {
  font-size: clamp(1.2rem, 1.5vw, 1.45rem);
  margin-bottom: var(--space-2);
}

.premium-team-grid .team-role {
  color: var(--color-blue);
  font-weight: 800;
  line-height: 1.35;
}

.premium-team-grid .team-bio {
  font-size: var(--fs-base);
  line-height: 1.75;
  margin-top: var(--space-2);
}

.team-proof {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: auto;
  padding-top: var(--space-5);
}

.team-proof span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: .4rem .78rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(0,200,255,.24);
  background: rgba(0,200,255,.12);
  color: var(--color-navy);
  font-size: var(--fs-xs);
  font-weight: 800;
}

.premium-team-grid .team-card-featured .team-proof span {
  color: #fff;
  background: rgba(255,255,255,.13);
  border-color: rgba(255,255,255,.22);
}

.testimonials-premium-section {
  background:
    radial-gradient(circle at 18% 12%, rgba(0,200,255,.12), transparent 30%),
    linear-gradient(180deg, #071426 0%, #0a1628 100%);
}

.testimonials-premium-wrapper {
  max-width: 980px;
  margin-inline: auto;
  overflow: hidden;
  padding: 0 var(--space-2);
}

.testimonials-premium-wrapper .testimonials-track {
  align-items: stretch;
}

.testimonials-premium-wrapper .testimonial-card {
  max-width: none;
  margin: 0;
  padding: clamp(2rem, 4vw, 3.5rem);
  border-radius: var(--radius-lg);
  background: linear-gradient(145deg, rgba(255,255,255,.98), rgba(240,246,255,.94));
  border: 1px solid rgba(255,255,255,.42);
  box-shadow: 0 30px 80px rgba(0,0,0,.28);
  color: var(--color-navy);
}

.testimonials-premium-wrapper .testimonial-text {
  max-width: 760px;
  margin-inline: auto;
  color: var(--color-text);
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  font-style: normal;
}

.testimonials-premium-wrapper .author-name {
  color: var(--color-navy);
}

.testimonials-premium-wrapper .author-role {
  color: var(--color-text-light);
}

.testimonials-premium-wrapper .testimonial-btn {
  background: rgba(255,255,255,.14);
}

.blog-carousel-section {
  background:
    radial-gradient(circle at 14% 55%, rgba(0,200,255,.08) 0%, transparent 40%),
    radial-gradient(circle at 86% 18%, rgba(0,102,204,.12) 0%, transparent 38%),
    linear-gradient(180deg, #07111f 0%, #0c2040 50%, #07111f 100%);
  padding-block: clamp(4rem, 7vw, 7rem);
}

.blog-carousel-section .section-tag {
  color: var(--color-cyan);
  background: rgba(0,200,255,.10);
  border-color: rgba(0,200,255,.22);
}

.blog-carousel-section .section-title { color: var(--color-white); }
.blog-carousel-section .section-subtitle { color: rgba(255,255,255,.68); }

.blog-carousel-section .section-header {
  margin-bottom: var(--space-12);
}

.blog-carousel {
  position: relative;
  overflow: hidden;
}

.blog-carousel::before,
.blog-carousel::after {
  content: '';
  position: absolute;
  top: 0;
  width: 80px;
  height: calc(100% - 80px);
  z-index: 2;
  pointer-events: none;
}

.blog-carousel::before {
  left: 0;
  background: linear-gradient(to right, #07111f 0%, transparent 100%);
}

.blog-carousel::after {
  right: 0;
  background: linear-gradient(to left, #07111f 0%, transparent 100%);
}

.blog-carousel-track {
  display: flex;
  gap: var(--space-6);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding: var(--space-6) var(--space-8) var(--space-8);
  scrollbar-width: none;
}

.blog-carousel-track::-webkit-scrollbar {
  display: none;
}

.blog-slide {
  scroll-snap-align: start;
  flex: 0 0 clamp(260px, 27vw, 340px);
  min-height: 270px;
  padding: var(--space-7);
  border: 1px solid rgba(0,0,0,.07);
  border-radius: var(--radius-lg);
  background: #ffffff;
  box-shadow: 0 8px 32px rgba(0,0,0,.14), 0 1px 4px rgba(0,0,0,.06);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: center;
  transition: transform var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
}

.blog-slide:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 56px rgba(0,0,0,.18), 0 0 0 2px var(--color-blue);
  border-color: var(--color-blue);
}

.blog-slide span {
  width: fit-content;
  color: var(--color-blue);
  background: rgba(0,102,204,.10);
  border: 1px solid rgba(0,102,204,.20);
  border-radius: var(--radius-full);
  padding: .3rem .8rem;
  font-size: var(--fs-xs);
  font-weight: 800;
  letter-spacing: .04em;
  margin-bottom: var(--space-5);
}

.blog-slide h3 {
  font-size: var(--fs-xl);
  line-height: var(--lh-snug);
  color: var(--color-navy);
  margin-bottom: var(--space-4);
  width: 100%;
}

.blog-slide h3 a {
  color: var(--color-navy);
  text-decoration: none;
  transition: color var(--t-fast);
}

.blog-slide h3 a:hover { color: var(--color-blue); }

.blog-slide p {
  color: var(--color-text-mid);
  line-height: var(--lh-relaxed);
  font-size: var(--fs-sm);
  margin-top: var(--space-4);
  width: 100%;
}

.blog-carousel-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-5);
  margin-top: var(--space-8);
  flex-wrap: wrap;
}

.blog-carousel-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.22);
  background: rgba(255,255,255,.08);
  color: var(--color-white);
  font-size: 18px;
  font-weight: 900;
  cursor: pointer;
  transition: all var(--t-fast);
}

.blog-carousel-btn:hover {
  background: var(--gradient-blue);
  border-color: transparent;
  box-shadow: 0 6px 24px rgba(0,102,204,.45);
  transform: scale(1.05);
}

.blog-carousel-section .btn-outline-dark {
  color: var(--color-white);
  border-color: rgba(255,255,255,.35);
  background: rgba(255,255,255,.06);
  backdrop-filter: blur(8px);
}

.blog-carousel-section .btn-outline-dark:hover {
  background: var(--gradient-blue);
  border-color: transparent;
  color: var(--color-white);
}

@media (max-width: 700px) {
  .premium-team-grid { grid-template-columns: 1fr !important; }
  .premium-team-grid .team-card { padding: var(--space-6) !important; }
  .testimonial-author { flex-direction: column; text-align: center; }
}

/* Home refinement pass: hero, menu, services and carousel */
.nav-dropdown {
  min-width: 300px;
  padding: var(--space-3);
}

.nav-dropdown a {
  min-height: 44px;
  font-weight: 700;
}

.nav-dropdown .dd-icon {
  width: 34px;
  height: 34px;
  font-size: 18px;
  background: rgba(0,200,255,.12);
  border: 1px solid rgba(0,200,255,.12);
}

.hero {
  min-height: min(760px, calc(100vh - var(--header-h)));
  background:
    radial-gradient(ellipse 60% 48% at 78% -5%, rgba(0,200,255,.22) 0%, transparent 54%),
    radial-gradient(ellipse 45% 35% at 6%  88%, rgba(0,102,204,.18) 0%, transparent 60%),
    linear-gradient(rgba(255,255,255,.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.022) 1px, transparent 1px),
    var(--gradient-hero);
  background-size: auto, auto, 64px 64px, 64px 64px, auto;
}

.hero-inner {
  max-width: var(--max-w);
  grid-template-columns: minmax(0, 1.05fr) minmax(440px, .95fr);
  gap: clamp(3rem, 6vw, 6rem);
  padding-block: clamp(5rem, 8vw, 7rem);
}

.hero-title {
  font-size: clamp(3.2rem, 6.4vw, 5.7rem);
  letter-spacing: 0;
  max-width: 780px;
}

.hero-subtitle {
  max-width: 680px;
  font-size: clamp(1.08rem, 1.35vw, 1.3rem);
}

.hero-signal-card {
  position: relative;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(255,255,255,.14), rgba(255,255,255,.05)),
    rgba(7,17,31,.36);
  box-shadow: 0 34px 90px rgba(0,0,0,.24);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  overflow: hidden;
}

.hero-signal-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.055) 1px, transparent 1px);
  background-size: 42px 42px;
  pointer-events: none;
}

.hero-signal-card > * {
  position: relative;
  z-index: 1;
}

.hero-signal-head {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  align-items: center;
  margin-bottom: var(--space-6);
  color: rgba(255,255,255,.7);
  font-size: var(--fs-sm);
  text-transform: uppercase;
  font-weight: 800;
  letter-spacing: .08em;
}

.hero-signal-head strong {
  color: var(--color-cyan);
}

.hero-signal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.hero-signal-grid div {
  min-height: 116px;
  padding: var(--space-5);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 8px;
  background: rgba(255,255,255,.08);
}

.hero-signal-grid span {
  display: block;
  color: rgba(255,255,255,.68);
  font-size: var(--fs-sm);
  margin-bottom: var(--space-3);
}

.hero-signal-grid strong {
  color: #fff;
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1;
}

.hero-signal-flow {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-6);
  color: rgba(255,255,255,.78);
  font-size: var(--fs-sm);
  font-weight: 800;
}

.hero-signal-flow i {
  height: 2px;
  flex: 1;
  background: linear-gradient(90deg, var(--color-cyan), transparent);
}

.services-grid-complete {
  grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  gap: clamp(1.25rem, 2vw, 1.75rem);
  align-items: stretch;
}

.service-card-rich {
  min-height: 100%;
  padding: clamp(1.5rem, 2vw, 2rem) !important;
  border-radius: 8px !important;
  display: flex;
  flex-direction: column;
  background:
    linear-gradient(145deg, rgba(255,255,255,.98), rgba(247,250,254,.94)) !important;
}

.service-card-rich .service-icon {
  width: 58px;
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(0,102,204,.1), rgba(0,200,255,.16));
  font-size: 1.65rem;
  margin-bottom: var(--space-5);
}

.service-card-rich h3 {
  font-size: var(--fs-xl);
  color: var(--color-navy);
  margin-bottom: var(--space-3);
}

.service-card-rich p {
  color: var(--color-text-mid);
  line-height: 1.7;
  margin-bottom: var(--space-5);
}

.service-card-rich ul {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-6);
}

.service-card-rich li {
  position: relative;
  padding-left: 1.45rem;
  margin-bottom: .55rem;
  color: var(--color-text);
  font-size: var(--fs-sm);
  line-height: 1.45;
}

.service-card-rich li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-blue);
  font-weight: 900;
}

.service-card-rich .read-more {
  margin-top: auto;
}

.blog-carousel {
  max-width: 1320px;
  margin-inline: auto;
  overflow: hidden;
  padding: 0 var(--space-1);
}

.blog-carousel-track {
  overflow-x: hidden;
  gap: var(--space-5);
  padding: var(--space-2) 0 var(--space-6);
}

.blog-slide {
  flex: 0 0 calc((100% - (var(--space-5) * 3)) / 4);
  min-height: 280px;
  border-radius: 8px;
  padding: var(--space-6);
}

@media (min-width: 1500px) {
  .services-grid-complete {
    grid-template-columns: repeat(5, minmax(0, 1fr)) !important;
  }
  .service-card-rich {
    padding: var(--space-6) !important;
  }
  .service-card-rich p,
  .service-card-rich li {
    font-size: var(--fs-sm);
  }
}

@media (max-width: 1100px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }
  .hero-visual {
    max-width: 720px;
  }
  .services-grid-complete {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }
  .blog-slide {
    flex-basis: calc((100% - var(--space-5)) / 2);
  }
}

@media (max-width: 700px) {
  .services-grid-complete {
    grid-template-columns: 1fr !important;
  }
  .blog-carousel-track {
    overflow-x: auto;
  }
  .blog-slide {
    flex-basis: 88%;
  }
  .hero-signal-grid {
    grid-template-columns: 1fr;
  }
  .hero-signal-flow {
    flex-wrap: wrap;
  }
}

/* ================================================================
   VISUAL ALIGNMENT & UX FIXES
   ================================================================ */

/* ── Fix 1: back-to-top above chat bubble (no more overlap) ── */
.back-to-top {
  bottom: 100px;
  z-index: 9998;
}
@media (max-width: 480px) {
  .back-to-top { bottom: 90px; right: 14px; }
}

/* ── Fix 2: page-hero centered content ── */
/* new-format pages (hero-title / hero-subtitle classes) */
.page-hero .hero-title,
.page-hero .hero-subtitle {
  margin-inline: auto;
}

.page-hero .hero-actions {
  justify-content: center;
  margin-top: var(--space-8);
}

/* legacy service pages (page-hero-title / page-hero-subtitle classes) */
.page-hero .page-hero-title,
.page-hero .page-hero-subtitle {
  margin-inline: auto;
}

/* flex button groups with inline styles inside any page-hero variant */
.page-hero-inner [style*="flex"],
.page-hero .container [style*="flex"] {
  justify-content: center !important;
}

.page-hero .breadcrumb {
  justify-content: center;
  margin-bottom: var(--space-5);
}

/* ── Fix 3: old-format service pages — single-column centered hero ── */
.service-hero .hero-container {
  grid-template-columns: 1fr;
  text-align: center;
  max-width: 900px;
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.service-hero .hero-image {
  display: none;
}

.service-hero .hero-content .hero-title,
.service-hero .hero-content .hero-subtitle {
  margin-inline: auto;
  max-width: 760px;
}

.service-hero .hero-cta {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-top: var(--space-8);
}

/* ── Hero premium redesign — OVH-level professional ── */

/* Fondo hero unificado: orbs suaves + grid sutil. Sin triángulos ni formas duras. */
.page-hero,
.blog-hero,
.service-hero,
.article-header {
  background:
    radial-gradient(ellipse 72% 56% at 74% -8%, rgba(0,200,255,.22) 0%, transparent 56%),
    radial-gradient(ellipse 52% 42% at 6%  84%, rgba(0,100,200,.16) 0%, transparent 62%),
    linear-gradient(rgba(255,255,255,.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.022) 1px, transparent 1px),
    var(--gradient-hero);
  background-size: auto, auto, 64px 64px, 64px 64px, auto;
}

/* ── Fix 4: blog carousel — responsive adjustments ── */
@media (max-width: 1100px) {
  .blog-slide { flex: 0 0 calc((100% - var(--space-5)) / 2); }
}
@media (max-width: 700px) {
  .blog-slide { flex: 0 0 82vw; min-height: 240px; }
  .blog-carousel::before,
  .blog-carousel::after { width: 20px; }
}

/* ═══════════════════════════════════════════════════════════════
   CYBERSECURITY CALCULATOR — Premium OVH-level design
   ═══════════════════════════════════════════════════════════════ */

.cyber-calc {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: var(--space-8);
  align-items: start;
  margin-top: var(--space-10);
}

/* ── Form panel (left) ── */
.cyber-calc-panel {
  background: #fff;
  border-radius: 20px;
  padding: var(--space-8);
  border: 1px solid rgba(0,102,204,.1);
  box-shadow: 0 8px 40px rgba(7,17,31,.06);
}

.cyber-calc-panel > h3 {
  font-size: var(--fs-base);
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 2px solid rgba(0,102,204,.1);
  letter-spacing: -.01em;
}

/* ── Size selector ── */
.size-selector {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-7);
}

.size-btn {
  border: 2px solid rgba(0,102,204,.15);
  border-radius: 12px;
  padding: var(--space-4) var(--space-3);
  background: #f8fafd;
  cursor: pointer;
  text-align: center;
  transition: border-color .2s, background .2s, box-shadow .2s;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.size-btn strong {
  display: block;
  color: var(--color-navy);
  font-size: var(--fs-xs);
  font-weight: 700;
  line-height: 1.2;
}

.size-btn span {
  font-size: 11px;
  color: var(--color-text-light);
  line-height: 1.3;
}

.size-btn.active,
.size-btn:hover {
  border-color: var(--color-blue);
  background: rgba(0,102,204,.05);
  box-shadow: 0 4px 16px rgba(0,102,204,.12);
}

.size-btn.active strong { color: var(--color-blue); }

/* ── Select & label ── */
.calc-label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: var(--space-2);
  margin-top: var(--space-6);
}

.calc-label + .calc-label { margin-top: var(--space-2); }

.calc-select {
  width: 100%;
  padding: 13px 40px 13px 16px;
  border: 2px solid rgba(0,102,204,.15);
  border-radius: 10px;
  font-size: var(--fs-sm);
  font-family: inherit;
  color: var(--color-navy);
  background: #f8fafd;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%230066cc' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 12px;
  transition: border-color .2s;
}

.calc-select:focus {
  outline: none;
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(0,102,204,.1);
}

/* ── Service checkboxes ── */
.service-checks {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-3);
}

.service-check-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  border: 2px solid rgba(0,102,204,.12);
  border-radius: 10px;
  background: #f8fafd;
  cursor: pointer;
  transition: border-color .2s, background .2s;
  user-select: none;
}

.service-check-item input[type="checkbox"] { display: none; }

.service-check-item:hover { border-color: rgba(0,102,204,.3); }

.service-check-item.checked {
  border-color: var(--color-blue);
  background: rgba(0,102,204,.05);
}

.check-icon {
  width: 22px;
  height: 22px;
  border: 2px solid rgba(0,102,204,.3);
  border-radius: 6px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s, border-color .2s;
  font-size: 12px;
  font-weight: 700;
  color: transparent;
}

.service-check-item.checked .check-icon {
  background: var(--color-blue);
  border-color: var(--color-blue);
  color: #fff;
}

.service-check-item.checked .check-icon::after { content: '✓'; }

.check-text strong {
  display: block;
  font-size: var(--fs-xs);
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1.3;
}

.check-text span {
  font-size: 11px;
  color: var(--color-text-light);
}

/* ── Price card (right sticky) ── */
.price-card {
  background: linear-gradient(150deg, #08112a 0%, #0d2040 55%, #0a2848 100%);
  border-radius: 20px;
  padding: var(--space-8);
  position: sticky;
  top: 96px;
  color: #fff;
  border: 1px solid rgba(0,200,255,.18);
  box-shadow: 0 24px 80px rgba(0,30,80,.35), 0 0 0 1px rgba(0,200,255,.06) inset;
  overflow: hidden;
}

.price-card::before {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,200,255,.18), transparent 68%);
  pointer-events: none;
}

.price-card-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid rgba(255,255,255,.1);
  position: relative;
}

.price-card-icon {
  width: 50px;
  height: 50px;
  border-radius: 13px;
  background: linear-gradient(135deg, rgba(0,200,255,.22), rgba(0,102,204,.18));
  border: 1px solid rgba(0,200,255,.22);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}

.price-card-title {
  font-size: var(--fs-xs);
  font-weight: 600;
  color: rgba(255,255,255,.55);
  text-transform: uppercase;
  letter-spacing: .1em;
  line-height: 1.3;
}

.price-main-amount {
  font-size: clamp(2.4rem, 4.5vw, 3.4rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -.045em;
  line-height: 1;
  position: relative;
}

.price-main-label {
  font-size: var(--fs-xs);
  color: rgba(255,255,255,.45);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-top: 4px;
  margin-bottom: var(--space-4);
}

.price-iva-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-3) 0;
  border-top: 1px solid rgba(255,255,255,.1);
}

.price-iva-label {
  font-size: var(--fs-xs);
  color: rgba(255,255,255,.5);
}

.price-iva-amount {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: rgba(255,255,255,.7);
}

.price-total-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-4) var(--space-4);
  background: rgba(0,200,255,.1);
  border-radius: 10px;
  border: 1px solid rgba(0,200,255,.18);
  margin-top: var(--space-3);
}

.price-total-label {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: rgba(255,255,255,.8);
}

.price-total-amount {
  font-size: var(--fs-lg);
  font-weight: 800;
  color: var(--color-cyan);
  letter-spacing: -.03em;
}

.price-breakdown-list {
  list-style: none;
  padding: 0;
  margin: var(--space-5) 0 var(--space-4);
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: var(--space-4);
}

.price-breakdown-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-2) 0;
  font-size: var(--fs-xs);
  border-bottom: 1px solid rgba(255,255,255,.05);
}

.price-breakdown-list li:last-child { border-bottom: none; }

.bdl-name { color: rgba(255,255,255,.6); }
.bdl-val { font-weight: 700; color: rgba(255,255,255,.75); }

.price-note {
  font-size: 11px;
  color: rgba(255,255,255,.35);
  line-height: 1.6;
  margin-top: var(--space-4);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .cyber-calc { grid-template-columns: 1fr; }
  .price-card { position: static; }
  .size-selector { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 700px) {
  .size-selector { grid-template-columns: repeat(2, 1fr); }
  .service-checks { grid-template-columns: 1fr; }
  .cyber-calc-panel { padding: var(--space-6); }
  .price-card { padding: var(--space-6); }
}