/* ==========================================================================
   SOLUCIONES & SISTEMAS IT - MODERN DARK TECH DESIGN SYSTEM
   Paleta: #121212 (Fondo), #00E5FF (Cian Eléctrico), #1565C0 (Azul Corp)
   ========================================================================== */

/* --- CSS Variables / Design Tokens --- */
:root {
  /* Colors */
  --bg-primary: #121212;
  --bg-surface: #18181D;
  --bg-surface-elevated: #1F1F27;
  --bg-card: #1A1A22;
  --bg-card-hover: #22222D;
  --bg-glass: rgba(18, 18, 22, 0.92);

  --accent-cyan: #00E5FF;
  --accent-cyan-hover: #33EBFF;
  --accent-cyan-glow: rgba(0, 229, 255, 0.25);
  --accent-cyan-subtle: rgba(0, 229, 255, 0.1);

  --accent-blue: #1565C0;
  --accent-blue-light: #1E88E5;
  --accent-blue-glow: rgba(21, 101, 192, 0.35);

  --whatsapp-green: #25D366;
  --whatsapp-green-hover: #20BA5A;

  --text-primary: #FFFFFF;
  --text-secondary: #B4B9C8;
  --text-muted: #7E8599;
  --text-dark: #0A0A0C;

  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-cyan: rgba(0, 229, 255, 0.3);
  --border-blue: rgba(21, 101, 192, 0.4);

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Fluid Typography using clamp() */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8125rem);
  --text-sm: clamp(0.85rem, 0.8rem + 0.25vw, 0.9375rem);
  --text-base: clamp(0.95rem, 0.9rem + 0.3vw, 1.0625rem);
  --text-lg: clamp(1.1rem, 1rem + 0.5vw, 1.25rem);
  --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
  --text-2xl: clamp(1.5rem, 1.3rem + 1vw, 2rem);
  --text-3xl: clamp(1.85rem, 1.5rem + 1.75vw, 2.5rem);
  --text-4xl: clamp(2.25rem, 1.8rem + 2.25vw, 3.5rem);

  /* Layout Spacing */
  --container-max-width: 1240px;
  --header-height: 74px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  /* Shadows */
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-cyan-glow: 0 0 25px rgba(0, 229, 255, 0.3);
  --shadow-blue-glow: 0 0 25px rgba(21, 101, 192, 0.4);
}

/* --- Global Reset & Base Styles --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Accessible focus ring */
:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 3px;
}

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

ul {
  list-style: none;
}

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

button, input {
  font-family: inherit;
  font-size: inherit;
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2rem);
}

/* --- Main Header / Glassmorphism Nav --- */
.main-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background-color: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: background-color var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.main-header.scrolled {
  background-color: rgba(14, 14, 18, 0.96);
  border-bottom-color: rgba(0, 229, 255, 0.18);
  box-shadow: 0 10px 25px -10px rgba(0, 0, 0, 0.7);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: 1.5rem;
}

/* Official Logo */
.brand-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.brand-logo:hover {
  transform: scale(1.02);
}

.header-logo-img {
  height: clamp(34px, 4vw, 42px);
  width: auto;
  max-width: 250px;
  object-fit: contain;
  display: block;
}

/* Nav Menu - Single Row Centered */
.nav-menu {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
}

.nav-list {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(0.75rem, 1.25vw, 1.5rem);
  white-space: nowrap;
}

.nav-item {
  display: flex;
  align-items: center;
}

.nav-link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
  padding: 0.35rem 0.2rem;
  line-height: 1.2;
  position: relative;
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent-cyan);
  transition: width var(--transition-fast);
  border-radius: 2px;
}

.nav-link:hover, .nav-link.active {
  color: #FFFFFF;
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

/* Nav Direct Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.btn-primary-nav {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.25rem;
  border-radius: var(--radius-sm);
  background-color: var(--accent-cyan);
  color: var(--text-dark);
  font-size: var(--text-sm);
  font-weight: 700;
  box-shadow: 0 0 15px rgba(0, 229, 255, 0.35);
  transition: var(--transition-fast);
}

.btn-primary-nav:hover {
  background-color: var(--accent-cyan-hover);
  box-shadow: 0 0 25px rgba(0, 229, 255, 0.6);
  transform: translateY(-1px);
}

.action-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Mobile Toggle Hamburger */
.mobile-toggle-btn {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 32px;
  height: 22px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 120;
}

.hamburger-bar {
  width: 100%;
  height: 2.5px;
  background-color: #FFFFFF;
  border-radius: 2px;
  transition: var(--transition-fast);
}

.mobile-toggle-btn.is-active .hamburger-bar:nth-child(1) {
  transform: translateY(10px) rotate(45deg);
  background-color: var(--accent-cyan);
}

.mobile-toggle-btn.is-active .hamburger-bar:nth-child(2) {
  opacity: 0;
}

.mobile-toggle-btn.is-active .hamburger-bar:nth-child(3) {
  transform: translateY(-10px) rotate(-45deg);
  background-color: var(--accent-cyan);
}

/* --- WHATSAPP STANDARD BUTTON STYLES (Fixed Proportions) --- */
.btn-wa-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.8rem 1.45rem;
  border-radius: var(--radius-sm);
  background-color: var(--accent-cyan);
  color: #000000;
  font-weight: 700;
  font-size: var(--text-sm);
  line-height: 1.2;
  box-shadow: 0 0 20px rgba(0, 229, 255, 0.3);
  transition: var(--transition-fast);
  cursor: pointer;
}

.btn-wa-action:hover {
  background-color: #FFFFFF;
  box-shadow: 0 0 25px rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
}

.btn-wa-action.btn-large {
  padding: 0.95rem 1.85rem;
  font-size: var(--text-base);
}

.btn-wa-action.btn-highlight-cta {
  background-color: var(--accent-cyan);
}

.wa-action-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* --- HERO SECTION --- */
.hero-section {
  position: relative;
  padding: clamp(3.5rem, 7vw, 6rem) 0 clamp(2.5rem, 5vw, 4rem);
  background: radial-gradient(circle at 50% 20%, rgba(21, 101, 192, 0.18) 0%, rgba(18, 18, 18, 1) 70%);
  overflow: hidden;
}

.hero-glow-bg {
  position: absolute;
  top: -10%;
  left: 50%;
  transform: translateX(-50%);
  width: clamp(300px, 80vw, 900px);
  height: clamp(300px, 40vw, 500px);
  background: radial-gradient(circle, rgba(0, 229, 255, 0.15) 0%, rgba(21, 101, 192, 0.1) 50%, transparent 70%);
  pointer-events: none;
  filter: blur(60px);
}

.hero-container {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 2.5rem;
}

.hero-content {
  max-width: 900px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: rgba(0, 229, 255, 0.06);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--accent-cyan);
  margin-bottom: 1.5rem;
  box-shadow: 0 0 15px rgba(0, 229, 255, 0.15);
}

.badge-icon {
  font-size: 1rem;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
  color: #FFFFFF;
}

.cyan-gradient {
  color: var(--accent-cyan);
  text-shadow: 0 0 25px rgba(0, 229, 255, 0.4);
}

.blue-gradient {
  color: #64B5F6;
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 760px;
  margin-bottom: 2.25rem;
}

/* Hero CTA Group */
.hero-cta-group {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: 1.25rem;
  width: 100%;
  max-width: 780px;
  margin-bottom: 1.75rem;
  flex-wrap: wrap;
}

.btn-hero-primary, .btn-hero-secondary {
  flex: 1 1 300px;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.4rem;
  border-radius: var(--radius-md);
  text-align: left;
  transition: var(--transition-normal);
}

.btn-hero-primary {
  background: linear-gradient(135deg, #00B4D8 0%, #0077B6 100%);
  border: 1px solid var(--accent-cyan);
  box-shadow: 0 0 25px rgba(0, 229, 255, 0.25);
  color: #FFFFFF;
}

.btn-hero-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 35px rgba(0, 229, 255, 0.45);
  background: linear-gradient(135deg, #00E5FF 0%, #0096C7 100%);
}

.btn-hero-secondary {
  background: rgba(26, 26, 34, 0.85);
  border: 1px solid var(--border-subtle);
  color: #FFFFFF;
}

.btn-hero-secondary:hover {
  background: rgba(35, 35, 48, 0.95);
  border-color: var(--accent-cyan);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.5);
}

.btn-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--accent-cyan);
}

.btn-icon svg {
  width: 24px;
  height: 24px;
}

.btn-text-wrapper {
  display: flex;
  flex-direction: column;
}

.btn-text-wrapper strong {
  font-size: var(--text-base);
  font-weight: 700;
}

.btn-text-wrapper small {
  font-size: var(--text-xs);
  color: #D1D5DB;
  margin-top: 0.15rem;
}

/* Direct WA Link in Hero */
.hero-direct-contact {
  margin-top: 0.5rem;
}

.hero-wa-direct-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  transition: var(--transition-fast);
}

.hero-wa-direct-link:hover {
  color: #FFFFFF;
  border-color: var(--accent-cyan);
  background: rgba(0, 229, 255, 0.05);
}

.wa-small-icon {
  width: 18px;
  height: 18px;
  color: var(--whatsapp-green);
  flex-shrink: 0;
}

/* Hero Stats Box */
.hero-stats-wrapper {
  width: 100%;
  margin-top: 1rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  background: rgba(26, 26, 34, 0.7);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.5rem;
  backdrop-filter: blur(10px);
}

.stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 0.5rem;
  border-right: 1px solid var(--border-subtle);
}

.stat-card:last-child {
  border-right: none;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--accent-cyan);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: var(--text-xs);
  color: var(--text-secondary);
  max-width: 180px;
}

/* --- SECTION COMMON STYLES --- */
.section-container {
  padding: clamp(4rem, 8vw, 6.5rem) 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin-inline: auto;
  margin-bottom: clamp(2.5rem, 5vw, 3.5rem);
}

.section-tag-badge {
  display: inline-block;
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.cyan-tag {
  background-color: var(--accent-cyan-subtle);
  color: var(--accent-cyan);
  border: 1px solid var(--border-cyan);
}

.blue-tag {
  background-color: rgba(21, 101, 192, 0.2);
  color: #64B5F6;
  border: 1px solid var(--border-blue);
}

.section-title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
  color: #FFFFFF;
}

.section-description {
  font-size: var(--text-base);
  color: var(--text-secondary);
  line-height: 1.65;
}

/* --- VISUAL SHOWCASE BANNER (PARTICULARES - 16:9 PROPORTION) --- */
.feature-visual-showcase {
  display: grid;
  grid-template-columns: 1.15fr 1.15fr;
  gap: 2.5rem;
  align-items: center;
  background: linear-gradient(135deg, #151821 0%, #10141D 100%);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  margin-bottom: 3.5rem;
  box-shadow: 0 20px 45px -15px rgba(0, 0, 0, 0.7);
}

.showcase-img-container {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(0, 229, 255, 0.25);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  aspect-ratio: 16 / 9;
  width: 100%;
}

.showcase-img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.showcase-img:hover {
  transform: scale(1.03);
}

.showcase-content {
  display: flex;
  flex-direction: column;
}

.showcase-badge {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--accent-cyan);
  margin-bottom: 0.75rem;
}

.showcase-title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 0.85rem;
  line-height: 1.25;
}

.showcase-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.showcase-points {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
}

.showcase-points li {
  font-size: var(--text-sm);
  color: #E2E8F0;
  position: relative;
  padding-left: 1.35rem;
}

.showcase-points li::before {
  content: '⚡';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent-cyan);
  font-size: 0.85rem;
}

.showcase-action {
  display: flex;
  align-items: center;
}

/* --- VISUAL SHOWCASES (COMERCIOS DUAL CARDS - 16:9 PROPORTION) --- */
.business-visual-showcases {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-bottom: 3.5rem;
}

.showcase-dual-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition-normal);
}

.showcase-dual-card:hover {
  border-color: var(--accent-cyan);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -15px rgba(0, 229, 255, 0.15);
}

.showcase-dual-img-box {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.dual-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-normal);
}

.showcase-dual-card:hover .dual-img {
  transform: scale(1.03);
}

.showcase-dual-info {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.dual-tag {
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--accent-cyan);
  margin-bottom: 0.4rem;
}

.showcase-dual-info h3 {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 0.65rem;
}

.showcase-dual-info p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.showcase-dual-action {
  display: flex;
  align-items: center;
}

/* --- SECTION 1: PARTICULARES (PC) --- */
.section-particulares {
  background-color: #121212;
  border-top: 1px solid var(--border-subtle);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.85rem 1.6rem;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-cyan);
  box-shadow: 0 15px 35px -10px rgba(0, 229, 255, 0.15);
  background-color: var(--bg-card-hover);
}

.service-card.highlight-border {
  border-color: var(--accent-cyan);
  background: linear-gradient(180deg, rgba(0, 229, 255, 0.05) 0%, var(--bg-card) 100%);
}

.card-badge-popular {
  position: absolute;
  top: -12px;
  right: 20px;
  background: linear-gradient(90deg, var(--accent-cyan) 0%, var(--accent-blue) 100%);
  color: #000000;
  font-size: 0.7rem;
  font-weight: 800;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
  box-shadow: 0 0 10px rgba(0, 229, 255, 0.5);
}

.service-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid var(--border-cyan);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.35rem;
  transition: var(--transition-fast);
}

.service-icon-box svg {
  width: 26px;
  height: 26px;
}

.service-card:hover .service-icon-box {
  background-color: var(--accent-cyan);
  color: #000000;
  box-shadow: 0 0 15px rgba(0, 229, 255, 0.4);
}

.service-card-title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: #FFFFFF;
}

.service-card-text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.service-features-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
  flex-grow: 1;
}

.service-features-list li {
  font-size: var(--text-xs);
  color: #D1D5DB;
  position: relative;
  padding-left: 1.2rem;
}

.service-features-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent-cyan);
  font-weight: 700;
}

.service-card-footer {
  margin-top: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 1.25rem;
}

.btn-service-wa {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: #FFFFFF;
  font-size: var(--text-sm);
  font-weight: 600;
  transition: var(--transition-fast);
}

.btn-service-wa:hover {
  background-color: var(--accent-cyan);
  color: #000000;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 15px rgba(0, 229, 255, 0.3);
}

.btn-service-wa.btn-highlight-cta {
  background: var(--accent-cyan);
  color: #000000;
  border-color: var(--accent-cyan);
}

.btn-service-wa.btn-highlight-cta:hover {
  background-color: #FFFFFF;
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.4);
}

.btn-arrow {
  font-size: 1.1rem;
  transition: transform var(--transition-fast);
}

.btn-service-wa:hover .btn-arrow {
  transform: translateX(4px);
}

/* --- SECTION 2: COMERCIOS & PYMES --- */
.section-comercios {
  background: radial-gradient(circle at 80% 30%, rgba(21, 101, 192, 0.1) 0%, #141419 100%);
  border-top: 1px solid var(--border-subtle);
}

.business-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.business-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2rem;
  display: flex;
  flex-direction: column;
  transition: var(--transition-normal);
}

.business-card:hover {
  border-color: var(--accent-blue-light);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -15px rgba(21, 101, 192, 0.25);
  background-color: var(--bg-card-hover);
}

.business-card.highlight-box {
  border-color: var(--accent-cyan);
  background: linear-gradient(180deg, rgba(0, 229, 255, 0.04) 0%, var(--bg-card) 100%);
}

.business-card-header {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.business-icon-box {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-sm);
  background: rgba(21, 101, 192, 0.15);
  border: 1px solid var(--border-blue);
  color: #64B5F6;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.business-icon-box svg {
  width: 26px;
  height: 26px;
}

.business-badge-sub {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent-cyan);
  letter-spacing: 0.06em;
  margin-bottom: 0.2rem;
}

.business-title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: #FFFFFF;
}

.business-text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.business-checklist {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
  flex-grow: 1;
}

.business-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: var(--text-sm);
  color: #E2E8F0;
}

.check-icon {
  width: 18px;
  height: 18px;
  color: var(--accent-cyan);
  flex-shrink: 0;
  margin-top: 3px;
}

.business-card-action {
  margin-top: auto;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 1.25rem;
}

.btn-business-wa {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.2rem;
  border-radius: var(--radius-sm);
  background: rgba(21, 101, 192, 0.2);
  border: 1px solid var(--border-blue);
  color: #FFFFFF;
  font-size: var(--text-sm);
  font-weight: 600;
  transition: var(--transition-fast);
}

.btn-business-wa:hover {
  background-color: var(--accent-blue);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 20px rgba(21, 101, 192, 0.4);
}

.btn-business-wa.btn-highlight-cta {
  background: var(--accent-cyan);
  color: #000000;
  border-color: var(--accent-cyan);
}

.btn-business-wa.btn-highlight-cta:hover {
  background-color: #FFFFFF;
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.4);
}

/* Callout Comercio */
.comercio-callout-card {
  margin-top: 3.5rem;
  background: linear-gradient(135deg, #171E2D 0%, #0E1624 100%);
  border: 1px solid var(--border-blue);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.callout-badge {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--accent-cyan);
  margin-bottom: 0.5rem;
}

.callout-title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 0.5rem;
}

.callout-text {
  font-size: var(--text-base);
  color: var(--text-secondary);
  max-width: 650px;
}

/* --- SECTION 3: PROCESO --- */
.section-proceso {
  background-color: #121212;
  border-top: 1px solid var(--border-subtle);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.step-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  position: relative;
  display: flex;
  flex-direction: column;
  transition: var(--transition-normal);
}

.step-card:hover {
  border-color: var(--accent-cyan);
  transform: translateY(-4px);
  box-shadow: 0 15px 30px -10px rgba(0, 0, 0, 0.5);
}

.step-number-pill {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--accent-cyan);
  background: rgba(0, 229, 255, 0.08);
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-cyan);
}

.step-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.step-icon-box svg {
  width: 24px;
  height: 24px;
}

.step-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 0.65rem;
}

.step-text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.55;
}

/* --- SECTION 4: VENTAJAS --- */
.section-ventajas {
  background: radial-gradient(circle at 20% 50%, rgba(21, 101, 192, 0.12) 0%, #121212 80%);
  border-top: 1px solid var(--border-subtle);
}

.ventajas-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.ventaja-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  transition: var(--transition-normal);
}

.ventaja-card:hover {
  border-color: var(--accent-cyan);
  transform: translateY(-4px);
  background-color: var(--bg-card-hover);
}

.ventaja-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.1) 0%, rgba(21, 101, 192, 0.2) 100%);
  border: 1px solid var(--border-cyan);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.ventaja-icon svg {
  width: 24px;
  height: 24px;
}

.ventaja-title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 0.6rem;
}

.ventaja-text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.55;
}

/* --- SECTION 5: TESTIMONIOS --- */
.section-testimonios {
  background-color: #15151B;
  border-top: 1px solid var(--border-subtle);
}

.testimonios-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
}

.testimonio-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
  transition: var(--transition-normal);
}

.testimonio-card:hover {
  border-color: var(--accent-cyan);
  transform: translateY(-3px);
  box-shadow: 0 15px 30px -10px rgba(0, 0, 0, 0.6);
}

.testimonio-card.highlight-testimonio {
  border-color: var(--border-cyan);
  background: linear-gradient(180deg, rgba(0, 229, 255, 0.03) 0%, var(--bg-card) 100%);
}

.stars-row {
  color: #FFB800;
  font-size: 1.15rem;
  letter-spacing: 0.15em;
}

.testimonio-text {
  font-size: var(--text-sm);
  color: #E2E8F0;
  line-height: 1.7;
  font-style: italic;
}

.testimonio-author {
  display: flex;
  align-items: center;
  gap: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 1.25rem;
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: #FFFFFF;
}

.avatar-cyan {
  background: linear-gradient(135deg, #009688 0%, #00B4D8 100%);
  box-shadow: 0 0 10px rgba(0, 229, 255, 0.3);
}

.avatar-blue {
  background: linear-gradient(135deg, var(--accent-blue) 0%, #303F9F 100%);
  box-shadow: 0 0 10px rgba(21, 101, 192, 0.3);
}

.author-info {
  display: flex;
  flex-direction: column;
}

.author-name {
  color: #FFFFFF;
  font-size: var(--text-sm);
}

.author-meta {
  color: var(--text-muted);
  font-size: var(--text-xs);
}

/* --- SECTION 6: FAQ ACCORDION --- */
.section-faq {
  background-color: #121212;
  border-top: 1px solid var(--border-subtle);
}

.faq-container {
  max-width: 860px;
}

.faq-accordion-wrapper {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background-color: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.faq-item[open] {
  border-color: var(--border-cyan);
  background-color: #1D1D26;
}

.faq-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: 600;
  color: #FFFFFF;
  cursor: pointer;
  list-style: none;
  user-select: none;
}

.faq-summary::-webkit-details-marker {
  display: none;
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--accent-cyan);
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.faq-item[open] .faq-icon {
  transform: rotate(45deg);
  background-color: var(--accent-cyan);
  color: #000000;
}

.faq-content {
  padding: 0 1.5rem 1.5rem 1.5rem;
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- SECTION 7: FINAL CTA --- */
.final-cta-section {
  padding: clamp(3rem, 6vw, 5rem) 0;
  background-color: #0E0E12;
  border-top: 1px solid var(--border-subtle);
}

.final-cta-card {
  position: relative;
  background: radial-gradient(circle at 50% 0%, rgba(0, 229, 255, 0.15) 0%, rgba(21, 101, 192, 0.15) 40%, #16161F 100%);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-lg);
  padding: clamp(2.5rem, 6vw, 4.5rem) clamp(1.5rem, 4vw, 3rem);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow: hidden;
  box-shadow: 0 20px 50px -15px rgba(0, 0, 0, 0.8);
}

.final-cta-glow {
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 100%;
  background: radial-gradient(circle, rgba(0, 229, 255, 0.2) 0%, transparent 70%);
  filter: blur(50px);
  pointer-events: none;
}

.final-cta-tag {
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--accent-cyan);
  margin-bottom: 1rem;
}

.final-cta-title {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 1rem;
  max-width: 750px;
}

.final-cta-text {
  font-size: var(--text-base);
  color: var(--text-secondary);
  max-width: 650px;
  margin-bottom: 2rem;
}

.final-cta-buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

/* --- FOOTER --- */
.main-footer {
  background-color: #0A0A0E;
  border-top: 1px solid var(--border-subtle);
  padding: 4.5rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 2.5rem;
  margin-bottom: 3.5rem;
}

.footer-logo {
  margin-bottom: 1.25rem;
}

.footer-logo-img {
  height: clamp(34px, 4vw, 44px);
  width: auto;
  max-width: 250px;
  object-fit: contain;
  display: block;
}

.footer-bio {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 320px;
}

.footer-col-title {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  color: #FFFFFF;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.contact-icon {
  font-size: 1.1rem;
  line-height: 1;
}

.footer-contact-list strong {
  display: block;
  color: #FFFFFF;
  font-size: var(--text-xs);
  margin-bottom: 0.15rem;
}

.contact-link {
  color: var(--accent-cyan);
  font-weight: 600;
}

.contact-link:hover {
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: var(--text-xs);
  color: var(--text-muted);
}

.footer-credit {
  color: var(--text-muted);
}

/* --- FLOATING WHATSAPP BUTTON --- */
.floating-wa-widget {
  position: fixed;
  bottom: 25px;
  right: 25px;
  z-index: 999;
}

.floating-wa-btn {
  position: relative;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: #25D366;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 25px rgba(37, 211, 102, 0.45);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.floating-wa-btn:hover {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.65);
}

.floating-wa-svg {
  width: 32px;
  height: 32px;
  fill: #FFFFFF;
}

.floating-wa-pulse {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: rgba(37, 211, 102, 0.4);
  z-index: -1;
  animation: waPulse 2s infinite;
}

@keyframes waPulse {
  0% { transform: scale(1); opacity: 0.8; }
  100% { transform: scale(1.6); opacity: 0; }
}

.floating-wa-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #FF3B30;
  color: #FFFFFF;
  font-size: 11px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--bg-primary);
}

.floating-wa-tooltip {
  position: absolute;
  right: 72px;
  top: 50%;
  transform: translateY(-50%);
  background: #1F1F27;
  color: #FFFFFF;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: 600;
  white-space: nowrap;
  border: 1px solid var(--border-cyan);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.6);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  pointer-events: none;
}

.floating-wa-tooltip::after {
  content: '';
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%);
  border-width: 6px 0 6px 6px;
  border-style: solid;
  border-color: transparent transparent transparent #1F1F27;
}

.floating-wa-btn:hover .floating-wa-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(-4px);
}

/* --- SCROLL REVEAL ANIMATIONS --- */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* --- RESPONSIVE MEDIA QUERIES --- */
@media (max-width: 1080px) {
  .nav-list {
    gap: 0.75rem;
  }
  
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps-grid, .ventajas-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 900px) {
  .feature-visual-showcase {
    grid-template-columns: 1fr;
  }

  .business-visual-showcases {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background-color: rgba(14, 14, 18, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: flex-start;
    padding: 2.5rem 1.5rem;
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
    overflow-y: auto;
    border-top: 1px solid var(--border-subtle);
  }

  .nav-menu.is-open {
    transform: translateX(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
    width: 100%;
  }

  .nav-link {
    font-size: var(--text-lg);
    width: 100%;
    display: block;
    padding: 0.5rem 0;
  }

  .mobile-toggle-btn {
    display: flex;
  }

  .hero-cta-group {
    flex-direction: column;
  }

  .btn-hero-primary, .btn-hero-secondary {
    width: 100%;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat-card:nth-child(2) {
    border-right: none;
  }

  .stat-card:nth-child(1), .stat-card:nth-child(2) {
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: 1.25rem;
  }

  .services-grid, .business-grid, .testimonios-grid {
    grid-template-columns: 1fr;
  }

  .steps-grid, .ventajas-grid {
    grid-template-columns: 1fr;
  }

  .comercio-callout-card {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }

  .btn-wa-action.btn-large {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .floating-wa-tooltip {
    display: none;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .stat-card {
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
    padding: 1rem 0;
  }

  .stat-card:last-child {
    border-bottom: none;
  }

  .final-cta-buttons {
    flex-direction: column;
    width: 100%;
  }

  .btn-wa-action {
    width: 100%;
  }
}