/* ==========================================================================
   PUNTO DE VISTA — SOLUCIONES GRÁFICAS
   Estilo Institucional Corporativo Premium
   100% Vanilla CSS3 — Sin dependencias externas
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. VARIABLES & DESIGN SYSTEM (TOKENS)
   -------------------------------------------------------------------------- */
:root {
  /* Paleta Corporativa */
  --color-primary: #95C11E;         /* Verde Lima institucional Punto de Vista */
  --color-primary-hover: #A8D824;   /* Verde Lima más brillante para hovers */
  --color-primary-glow: rgba(149, 193, 30, 0.35);
  --color-primary-soft: rgba(149, 193, 30, 0.12);
  --color-primary-border: rgba(149, 193, 30, 0.28);

  /* Fondos Dark Tech / Industrial */
  --bg-darkest: #090B0E;            /* Fondo base ultra oscuro */
  --bg-canvas: #0E1217;             /* Fondo de secciones principales */
  --bg-surface-1: #151A22;          /* Tarjetas y superficies nivel 1 */
  --bg-surface-2: #1D2430;          /* Tarjetas y superficies nivel 2 / hovers */
  --bg-surface-3: #262F3E;          /* Elementos elevados / modales */
  --bg-glass: rgba(14, 18, 23, 0.82);

  /* Bordes */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-medium: rgba(255, 255, 255, 0.16);
  --border-active: var(--color-primary);

  /* Tipografía y Textos */
  --text-primary: #FFFFFF;
  --text-secondary: #A0AEC0;
  --text-muted: #6B7A90;
  --text-inverted: #090B0E;

  /* Fuentes del sistema (Zero CDN delay, ultra nítido y moderno) */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Espaciados y Layout */
  --container-max: 1280px;
  --container-padding: 1.5rem;
  --nav-height: 80px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 26px;
  --radius-pill: 9999px;

  /* Sombras y Luces */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 30px var(--color-primary-glow);
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);

  /* Transiciones */
  --transition-fast: 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + 1.5rem);
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  position: relative;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button, input, textarea, select {
  font: inherit;
  color: inherit;
  border: none;
  background: none;
}

button {
  cursor: pointer;
}

ul, ol {
  list-style: none;
}

/* --------------------------------------------------------------------------
   3. UTILITY CLASSES & CONTAINERS
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.section-spacing {
  padding-top: 6rem;
  padding-bottom: 6rem;
  position: relative;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  background: var(--color-primary-soft);
  border: 1px solid var(--color-primary-border);
  border-radius: var(--radius-pill);
  color: var(--color-primary);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.section-tag::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 8px var(--color-primary);
}

.section-header {
  max-width: 760px;
  margin-bottom: 3.5rem;
}

.section-header.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-title {
  font-size: clamp(2rem, 3.8vw, 2.85rem);
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.section-title .highlight {
  color: var(--color-primary);
  position: relative;
  display: inline-block;
}

.section-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Botones Principales */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.85rem 1.85rem;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  position: relative;
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--text-inverted);
  box-shadow: 0 4px 18px var(--color-primary-glow);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  box-shadow: 0 6px 26px rgba(168, 216, 36, 0.45);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.3);
  color: #FFFFFF;
  transform: translateY(-2px);
}

.btn-secondary:active {
  transform: translateY(0);
}

.btn-whatsapp {
  background: #25D366;
  color: #FFFFFF;
  box-shadow: 0 4px 18px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
  background: #22BF5B;
  box-shadow: 0 6px 26px rgba(37, 211, 102, 0.5);
  transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   4. NAVIGATION / HEADER (STICKY GLASS)
   -------------------------------------------------------------------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 1000;
  transition: background-color var(--transition-normal),
              border-color var(--transition-normal),
              backdrop-filter var(--transition-normal),
              box-shadow var(--transition-normal);
  border-bottom: 1px solid transparent;
}

.header.scrolled {
  background-color: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--border-subtle);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transition: transform var(--transition-normal);
}

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

.brand-logo img {
  height: 62px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.45));
  transition: filter var(--transition-normal), transform var(--transition-normal);
}

.brand-logo:hover img {
  filter: drop-shadow(0 2px 14px rgba(149, 193, 30, 0.3));
}

.brand-text-sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  color: var(--text-secondary);
  font-size: 0.925rem;
  font-weight: 600;
  transition: color var(--transition-fast);
  position: relative;
  padding: 0.5rem 0;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-normal);
  border-radius: 2px;
}

.nav-link:hover {
  color: var(--text-primary);
}

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

.nav-link.active {
  color: var(--color-primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  z-index: 1001;
}

.mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition-normal), opacity var(--transition-fast);
}

.mobile-toggle.is-active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

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

.mobile-toggle.is-active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* --------------------------------------------------------------------------
   5. HERO SECTION (HIGH IMPACT)
   -------------------------------------------------------------------------- */
.hero-section {
  position: relative;
  min-height: 100vh;
  padding-top: calc(var(--nav-height) + 2.5rem);
  padding-bottom: 5rem;
  display: flex;
  align-items: center;
  background-color: var(--bg-darkest);
  overflow: hidden;
}

/* Ambient glow accents */
.hero-ambient-glow {
  position: absolute;
  top: -15%;
  right: -10%;
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, rgba(149, 193, 30, 0.15) 0%, rgba(149, 193, 30, 0) 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
}

.hero-grid-pattern {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  mask-image: radial-gradient(circle at 50% 40%, black, transparent 80%);
  -webkit-mask-image: radial-gradient(circle at 50% 40%, black, transparent 80%);
  pointer-events: none;
  z-index: 1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 680px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 1.1rem;
  background: rgba(149, 193, 30, 0.1);
  border: 1px solid rgba(149, 193, 30, 0.3);
  border-radius: var(--radius-pill);
  color: var(--color-primary);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-badge-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-primary);
  box-shadow: 0 0 10px var(--color-primary);
  animation: pulse-dot 2s infinite ease-in-out;
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.5; }
}

.hero-title {
  font-size: clamp(2.35rem, 4.4vw, 3.65rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: #FFFFFF;
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 1.3vw, 1.25rem);
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 2.25rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
}

.metric-item {
  display: flex;
  flex-direction: column;
}

.metric-number {
  font-size: clamp(1.75rem, 2.5vw, 2.25rem);
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.metric-number span {
  color: var(--color-primary);
}

.metric-label {
  font-size: 0.825rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: 0.25rem;
}

/* Hero Visual Showcase */
.hero-visual {
  position: relative;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-medium);
  background: var(--bg-surface-1);
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.8), 0 0 35px rgba(149, 193, 30, 0.15);
  aspect-ratio: 4/5;
  max-height: 580px;
}

.hero-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.hero-image-wrapper:hover img {
  transform: scale(1.03);
}

.hero-floating-card {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
  padding: 1.25rem;
  background: rgba(14, 18, 23, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-medium);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.floating-card-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.floating-card-text strong {
  display: block;
  font-size: 0.9rem;
  color: #FFFFFF;
  font-weight: 700;
}

.floating-card-text p {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.35;
  margin-top: 0.15rem;
}

/* --------------------------------------------------------------------------
   6. VALUE PROPOSITION / 3-PILLARS (DEL DISEÑO A LA INSTALACIÓN)
   -------------------------------------------------------------------------- */
.pillars-section {
  background-color: var(--bg-canvas);
  border-bottom: 1px solid var(--border-subtle);
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.pillar-card {
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.pillar-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-primary-border);
  box-shadow: var(--shadow-card), 0 0 25px rgba(149, 193, 30, 0.1);
}

.pillar-media {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--bg-surface-2);
}

.pillar-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.pillar-card:hover .pillar-media img {
  transform: scale(1.05);
}

.pillar-step-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(9, 11, 14, 0.85);
  backdrop-filter: blur(8px);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-subtle);
}

.pillar-content {
  padding: 1.85rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.pillar-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.pillar-text {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.pillar-features {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.25rem;
}

.pillar-feature-item {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.pillar-feature-item svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   7. SERVICES SECTION (6 HIGH-END CORPORATE BLOCKS)
   -------------------------------------------------------------------------- */
.services-section {
  background-color: var(--bg-darkest);
  border-bottom: 1px solid var(--border-subtle);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.service-card {
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
}

.service-card:hover {
  border-color: var(--color-primary-border);
  transform: translateY(-6px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.6), 0 0 25px rgba(149, 193, 30, 0.12);
}

.service-thumb {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--bg-surface-2);
  cursor: pointer;
}

.service-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.service-card:hover .service-thumb img {
  transform: scale(1.06);
}

.service-icon-floating {
  position: absolute;
  bottom: -20px;
  right: 1.5rem;
  width: 46px;
  height: 46px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  box-shadow: var(--shadow-md);
  z-index: 2;
  transition: background-color var(--transition-normal), transform var(--transition-normal);
  cursor: pointer;
}

.service-card:hover .service-icon-floating,
.service-icon-floating:hover {
  background: var(--color-primary);
  color: var(--text-inverted);
  transform: scale(1.08);
}

.service-body {
  padding: 2rem 1.85rem 1.85rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-title {
  font-size: 1.25rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.service-description {
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: auto;
}

.service-tag {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.04);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-subtle);
}

/* --------------------------------------------------------------------------
   8. PORTFOLIO SECTION (FILTERABLE ASYMMETRIC MASONRY & LIGHTBOX)
   -------------------------------------------------------------------------- */
.portfolio-section {
  background-color: var(--bg-canvas);
  border-bottom: 1px solid var(--border-subtle);
}

.portfolio-filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  margin-bottom: 3rem;
}

.filter-btn {
  padding: 0.6rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-secondary);
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-pill);
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  color: #FFFFFF;
  border-color: var(--border-medium);
}

.filter-btn.active {
  background: var(--color-primary);
  color: var(--text-inverted);
  border-color: var(--color-primary);
  box-shadow: 0 2px 14px var(--color-primary-glow);
}

/* Grid Asimétrico */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.portfolio-card {
  position: relative;
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  aspect-ratio: 4/3;
}

.portfolio-card.span-2-row {
  aspect-ratio: 4/3;
}

.portfolio-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-primary-border);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.6), 0 0 25px rgba(149, 193, 30, 0.15);
}

.portfolio-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.portfolio-card:hover .portfolio-image {
  transform: scale(1.06);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(9, 11, 14, 0.95) 0%, rgba(9, 11, 14, 0.45) 50%, rgba(9, 11, 14, 0.1) 100%);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.portfolio-card:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-category-badge {
  display: inline-block;
  font-size: 0.725rem;
  font-weight: 800;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.4rem;
}

.portfolio-card-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.3;
  margin-bottom: 0.35rem;
}

.portfolio-card-meta {
  font-size: 0.825rem;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-bottom: 0.75rem;
}

.portfolio-zoom-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.775rem;
  font-weight: 700;
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   9. VANILLA LIGHTBOX MODAL
   -------------------------------------------------------------------------- */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(9, 11, 14, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.lightbox-modal.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.lightbox-dialog {
  max-width: 1080px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  background: var(--bg-surface-1);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.8), 0 0 40px rgba(149, 193, 30, 0.2);
  transform: scale(0.95);
  transition: transform var(--transition-normal);
}

.lightbox-modal.is-open .lightbox-dialog {
  transform: scale(1);
}

.lightbox-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg-surface-2);
}

.lightbox-title-area {
  display: flex;
  flex-direction: column;
}

.lightbox-category {
  font-size: 0.75rem;
  color: var(--color-primary);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.lightbox-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: #FFFFFF;
}

.lightbox-close-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.lightbox-close-btn:hover {
  background: var(--color-primary);
  color: var(--text-inverted);
}

.lightbox-body {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000000;
  overflow: hidden;
  max-height: 65vh;
}

.lightbox-image {
  max-width: 100%;
  max-height: 65vh;
  object-fit: contain;
  display: block;
}

.lightbox-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(14, 18, 23, 0.75);
  backdrop-filter: blur(8px);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-medium);
  transition: all var(--transition-fast);
  z-index: 10;
}

.lightbox-nav-btn:hover {
  background: var(--color-primary);
  color: var(--text-inverted);
  border-color: var(--color-primary);
}

.lightbox-prev {
  left: 1.25rem;
}

.lightbox-next {
  right: 1.25rem;
}

.lightbox-footer {
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--border-subtle);
  background: var(--bg-surface-1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.lightbox-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.lightbox-action-btn {
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   10. WHY PUNTO DE VISTA / DIFFERENTIAL SECTION
   -------------------------------------------------------------------------- */
.differential-section {
  background-color: var(--bg-darkest);
  border-bottom: 1px solid var(--border-subtle);
  position: relative;
}

.differential-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.diff-content-left h2 {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 1.25rem;
}

.diff-content-left p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.diff-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.diff-list-item {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding: 1.25rem;
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.diff-list-item:hover {
  border-color: var(--color-primary-border);
  transform: translateX(4px);
}

.diff-icon-box {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.diff-text-box h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 0.25rem;
}

.diff-text-box p {
  font-size: 0.8875rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 0;
}

/* Comparison side */
.diff-comparison-card {
  background: var(--bg-surface-1);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  position: relative;
  box-shadow: var(--shadow-lg);
}

.diff-badge-highlight {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  background: var(--color-primary);
  color: var(--text-inverted);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius-pill);
  margin-bottom: 1.5rem;
}

.diff-table {
  width: 100%;
  border-collapse: collapse;
}

.diff-table th, .diff-table td {
  padding: 0.85rem 0.5rem;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 0.9rem;
}

.diff-table th {
  color: var(--text-muted);
  font-size: 0.775rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.diff-table th.pv-col, .diff-table td.pv-col {
  color: var(--color-primary);
  font-weight: 700;
}

.diff-table td.others-col {
  color: var(--text-muted);
}

.diff-mascot-card {
  margin-top: 2rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.diff-mascot-card img {
  width: 68px;
  height: auto;
  object-fit: contain;
}

.diff-mascot-text strong {
  display: block;
  font-size: 0.95rem;
  color: #FFFFFF;
}

.diff-mascot-text p {
  font-size: 0.825rem;
  color: var(--text-secondary);
  margin-top: 0.2rem;
}

/* --------------------------------------------------------------------------
   11. INDUSTRIAL FLEET & VACA MUERTA SPECIAL FOCUS
   -------------------------------------------------------------------------- */
.industrial-focus-section {
  background: linear-gradient(to bottom, var(--bg-canvas), var(--bg-darkest));
  border-bottom: 1px solid var(--border-subtle);
}

.industrial-banner {
  background: var(--bg-surface-1);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  box-shadow: var(--shadow-lg);
}

.industrial-banner-content {
  padding: 3.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.industrial-banner-media {
  position: relative;
  min-height: 380px;
}

.industrial-banner-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.industrial-banner-title {
  font-size: clamp(1.85rem, 2.8vw, 2.35rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.industrial-banner-text {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 1.75rem;
}

.industrial-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 2.25rem;
}

.industrial-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.4rem 0.85rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  color: #FFFFFF;
  font-weight: 600;
}

.industrial-pill svg {
  color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   12. QUOTE & CONTACT SECTION (THE CONVERSION BRIDGE)
   -------------------------------------------------------------------------- */
.contact-section {
  background-color: var(--bg-canvas);
  position: relative;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3.5rem;
}

.contact-info-card {
  display: flex;
  flex-direction: column;
}

.contact-direct-links {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin: 2rem 0;
}

.direct-link-item {
  display: flex;
  align-items: center;
  gap: 1.15rem;
  padding: 1.25rem;
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.direct-link-item:hover {
  border-color: var(--color-primary-border);
  transform: translateX(4px);
  background: var(--bg-surface-2);
}

.direct-link-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-soft);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.direct-link-text strong {
  display: block;
  font-size: 0.925rem;
  color: #FFFFFF;
}

.direct-link-text span {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.regional-coverage-box {
  background: var(--bg-surface-1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-top: auto;
}

.regional-coverage-box h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.regional-coverage-box h4 svg {
  color: var(--color-primary);
}

.regional-coverage-box p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Contact Form */
.contact-form-wrapper {
  background: var(--bg-surface-1);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-bottom: 1.25rem;
}

.form-group label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.form-control {
  width: 100%;
  padding: 0.85rem 1.15rem;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: #FFFFFF;
  font-size: 0.925rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}

.form-control::placeholder {
  color: var(--text-muted);
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%239DA7B8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 1rem;
  padding-right: 2.5rem;
}

select.form-control option {
  background-color: var(--bg-surface-1);
  color: #FFFFFF;
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

.form-submit-actions {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.form-disclaimer {
  font-size: 0.775rem;
  color: var(--text-muted);
  text-align: center;
}

.form-feedback {
  padding: 1rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  text-align: center;
  display: none;
}

.form-feedback.success {
  display: block;
  background: rgba(37, 211, 102, 0.15);
  border: 1px solid #25D366;
  color: #25D366;
}

/* --------------------------------------------------------------------------
   13. FOOTER SECTION
   -------------------------------------------------------------------------- */
.footer {
  background-color: var(--bg-darkest);
  border-top: 1px solid var(--border-subtle);
  padding: 5rem 0 2.5rem;
  color: var(--text-secondary);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.35fr 0.85fr 0.85fr 0.95fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-brand img {
  height: 48px;
  width: auto;
  margin-bottom: 1.25rem;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 320px;
  margin-bottom: 1.5rem;
}

.footer-col h5 {
  font-size: 0.95rem;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: 0.04em;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
}

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

.footer-links a {
  font-size: 0.8875rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

.footer-contact-items {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  font-size: 0.8875rem;
}

.footer-contact-items li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
}

.footer-contact-items svg {
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 0.25rem;
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.825rem;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   14. FLOATING WHATSAPP BUTTON (GLOBAL PERSISTENT CTA)
   -------------------------------------------------------------------------- */
.floating-whatsapp {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 60px;
  height: 60px;
  background: #25D366;
  color: #FFFFFF;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  z-index: 1500;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.floating-whatsapp::before {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  background: #25D366;
  opacity: 0.4;
  animation: pulse-ring 2s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
  z-index: -1;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); opacity: 0.7; }
  50% { transform: scale(1.35); opacity: 0; }
  100% { transform: scale(1.35); opacity: 0; }
}

.floating-whatsapp:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 32px rgba(37, 211, 102, 0.6);
}

.floating-whatsapp svg {
  width: 32px;
  height: 32px;
}

/* --------------------------------------------------------------------------
   15. RESPONSIVE BREAKPOINTS (MOBILE & TABLET)
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-visual {
    max-width: 540px;
    margin: 0 auto;
    width: 100%;
  }

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

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

  .differential-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .industrial-banner {
    grid-template-columns: 1fr;
  }

  .industrial-banner-media {
    min-height: 300px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .footer-top {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 70px;
  }

  .brand-logo img {
    height: 48px;
  }

  .section-spacing {
    padding-top: 4.5rem;
    padding-bottom: 4.5rem;
  }

  .mobile-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--nav-height));
    background: var(--bg-darkest);
    border-top: 1px solid var(--border-subtle);
    flex-direction: column;
    align-items: flex-start;
    padding: 2.5rem var(--container-padding);
    gap: 1.5rem;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    overflow-y: auto;
  }

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

  .nav-link {
    font-size: 1.25rem;
    width: 100%;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-subtle);
  }

  .nav-actions .btn-quote-nav {
    display: none;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .pillars-grid,
  .services-grid,
  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .portfolio-card.span-2-row {
    aspect-ratio: 4/3;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .contact-form-wrapper {
    padding: 1.75rem 1.25rem;
  }

  .industrial-banner-content {
    padding: 2rem 1.5rem;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .floating-whatsapp {
    bottom: 1.25rem;
    right: 1.25rem;
    width: 52px;
    height: 52px;
  }

  .floating-whatsapp svg {
    width: 28px;
    height: 28px;
  }
}

/* --------------------------------------------------------------------------
   16. ACCESSIBILITY & PREFERS-REDUCED-MOTION
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}