/* ============================================
   POSPrime.cl v3 — Design System & Styles
   Mix: V2 premium black & gold + V1 direct product layout
   ============================================ */

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

:root {
  /* Brand Colors — Premium Black & Gold */
  --gold-900: #6b4f00;
  --gold-800: #8a6600;
  --gold-700: #a67c00;
  --gold-600: #c49a00;
  --gold-500: #d4a823;
  --gold-400: #e4bf45;
  --gold-300: #f0d06a;
  --gold-200: #f5e0a0;
  --gold-100: #faf0d0;
  --gold-50:  #fdf8eb;

  --dark-950: #0a0a0a;
  --dark-900: #111111;
  --dark-800: #1a1a1a;
  --dark-700: #222222;
  --dark-600: #2a2a2a;
  --dark-500: #333333;

  --gray-900: #111111;
  --gray-800: #1c1c1c;
  --gray-700: #333333;
  --gray-600: #555555;
  --gray-500: #777777;
  --gray-400: #999999;
  --gray-300: #cccccc;
  --gray-200: #e5e5e5;
  --gray-100: #f2f2f2;
  --gray-50:  #fafafa;

  --white: #ffffff;
  --black: #000000;

  --green-500: #10b981;
  --green-400: #34d399;
  --orange-500: #f59e0b;
  --red-500: #ef4444;

  /* V1-style accent blue (used sparingly) */
  --blue-500: #0069fe;
  --blue-400: #3ba6ef;

  /* Gradients */
  --gradient-hero: linear-gradient(135deg, var(--dark-950) 0%, var(--dark-800) 50%, var(--dark-950) 100%);
  --gradient-gold: linear-gradient(135deg, var(--gold-600) 0%, var(--gold-400) 100%);
  --gradient-dark: linear-gradient(180deg, var(--dark-950) 0%, var(--dark-800) 100%);
  --gradient-card: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.7) 100%);
  --gradient-glow: radial-gradient(ellipse at center, rgba(212,168,35,0.1) 0%, transparent 70%);

  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Sizes */
  --container-max: 1280px;
  --container-wide: 1440px;
  --header-height: 72px;
  --border-radius: 12px;
  --border-radius-sm: 8px;
  --border-radius-lg: 20px;
  --border-radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
  --shadow-glow: 0 0 40px rgba(212,168,35,0.25);
  --shadow-card: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.08);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
}

/* --- Utility --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.container--wide {
  max-width: var(--container-wide);
}

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

.section-padding {
  padding: var(--space-5xl) 0;
}

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

.text-gold {
  color: var(--gold-500);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  color: var(--gray-900);
}

h1 { font-size: clamp(2.25rem, 5vw, 3.75rem); letter-spacing: -0.025em; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.75rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }

.section-label {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gold-500);
  margin-bottom: var(--space-md);
}

.section-title {
  margin-bottom: var(--space-lg);
}

.section-subtitle {
  font-size: clamp(1.0625rem, 1.5vw, 1.1875rem);
  color: var(--gray-600);
  max-width: 640px;
  line-height: 1.7;
}

.section-subtitle.centered {
  margin: 0 auto;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.8125rem 1.75rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--border-radius-full);
  transition: all var(--transition-base);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--gold-500);
  color: var(--dark-950);
  box-shadow: 0 4px 14px rgba(212,168,35,0.35);
}

.btn--primary:hover {
  background: var(--gold-600);
  box-shadow: 0 6px 20px rgba(212,168,35,0.45);
  transform: translateY(-1px);
}

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

.btn--secondary {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(212,168,35,0.4);
}

.btn--secondary:hover {
  border-color: var(--gold-400);
  background: rgba(212,168,35,0.08);
}

.btn--outline {
  background: transparent;
  color: var(--gold-500);
  border: 1.5px solid var(--gold-500);
}

.btn--outline:hover {
  background: var(--gold-50);
}

.btn--dark {
  background: var(--gray-900);
  color: var(--white);
}

.btn--dark:hover {
  background: var(--gray-800);
  transform: translateY(-1px);
}

.btn--lg {
  padding: 1rem 2.25rem;
  font-size: 1rem;
}

.btn--sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.8125rem;
}

.btn__icon {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
}

.btn:hover .btn__icon {
  transform: translateX(3px);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--gold-500);
  transition: all var(--transition-fast);
}

.link-arrow:hover {
  gap: var(--space-md);
  color: var(--gold-600);
}

.link-arrow--white {
  color: var(--white);
}

.link-arrow--white:hover {
  color: var(--gold-300);
}

.link-arrow--gold {
  color: var(--gold-400);
}

.link-arrow--gold:hover {
  color: var(--gold-300);
}

.link-arrow svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.link-arrow:hover svg {
  transform: translateX(4px);
}

/* ============================================
   HEADER / NAVBAR
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  transition: all var(--transition-base);
}

.site-header--transparent {
  background: var(--white);
}

.site-header--solid {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 var(--space-xl);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-logo img {
  height: 36px;
  width: auto;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.nav-item {
  position: relative;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: var(--space-sm) var(--space-md);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-600);
  transition: color var(--transition-fast);
  border-radius: var(--border-radius-sm);
}

.nav-link:hover,
.nav-item.active .nav-link {
  color: var(--gray-900);
}

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

.nav-item.active .nav-link .chevron {
  transform: rotate(180deg);
}

.nav-cta {
  margin-left: var(--space-md);
}

.nav-cta .btn {
  padding: 0.5rem 1.5rem;
  font-size: 0.8125rem;
}

/* Dropdown */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 240px;
  background: var(--white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-xl);
  padding: var(--space-sm);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all var(--transition-base);
  border: 1px solid var(--gray-200);
}

.nav-item.active .nav-dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}

.dropdown-link {
  display: block;
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  color: var(--gray-700);
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

.dropdown-link:hover {
  background: var(--gold-50);
  color: var(--gold-600);
}

.dropdown-label {
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gray-400);
  padding: 0.625rem 1rem 0.375rem;
}

.dropdown-divider {
  height: 1px;
  background: var(--gray-200);
  margin: var(--space-xs) 0;
}

/* Mega Menu */
.mega-dropdown {
  min-width: 520px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xs);
}

/* Mobile menu */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-sm);
  z-index: 10;
}

.mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--gray-800);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.mobile-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.mobile-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding: calc(var(--header-height) + var(--space-4xl)) 0 var(--space-4xl);
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(180deg,
      rgba(10, 10, 10, 0.70) 0%,
      rgba(10, 10, 10, 0.50) 50%,
      rgba(10, 10, 10, 0.85) 100%
    );
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 180px;
  background: linear-gradient(to top, var(--white), transparent);
  pointer-events: none;
  z-index: 2;
}

.hero__content {
  position: relative;
  z-index: 3;
  max-width: 860px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: rgba(212,168,35,0.1);
  border: 1px solid rgba(212,168,35,0.25);
  border-radius: var(--border-radius-full);
  padding: 0.375rem 1.25rem;
  font-size: 0.8125rem;
  color: var(--gold-300);
  margin-bottom: var(--space-2xl);
  backdrop-filter: blur(8px);
}

.hero-badge__dot {
  width: 6px;
  height: 6px;
  background: var(--gold-400);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  color: var(--white);
  margin-bottom: var(--space-md);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  letter-spacing: -0.03em;
  line-height: 1.08;
  text-shadow: 0 2px 30px rgba(0,0,0,0.3);
}

.hero-tagline {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 600;
  background: linear-gradient(135deg, var(--gold-400), var(--gold-300));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--space-xl);
}

.hero-description {
  font-size: clamp(1.0625rem, 1.5vw, 1.25rem);
  color: rgba(255,255,255,0.72);
  line-height: 1.75;
  max-width: 600px;
  margin: 0 auto var(--space-2xl);
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
}

.hero-stats {
  display: flex;
  gap: var(--space-3xl);
  margin-top: var(--space-3xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid rgba(212,168,35,0.15);
  justify-content: center;
}

.hero-stat__number {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--white);
}

.hero-stat__label {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.5);
  margin-top: 2px;
}

/* ============================================
   TRUSTED BY BAR
   ============================================ */
.trusted-bar {
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
  padding: var(--space-2xl) 0;
}

.trusted-bar__inner {
  display: flex;
  align-items: center;
  gap: var(--space-3xl);
  justify-content: center;
  flex-wrap: wrap;
}

.trusted-bar__label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.trusted-bar__logos {
  display: flex;
  align-items: center;
  gap: var(--space-3xl);
  flex-wrap: wrap;
  justify-content: center;
}

.trusted-logo {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--gray-300);
  letter-spacing: 0.02em;
  transition: color var(--transition-base);
}

.trusted-logo:hover {
  color: var(--gray-500);
}

/* ============================================
   PRODUCT BOXES — V1-style layout with V2 design
   ============================================ */
.products {
  padding: var(--space-5xl) 0;
}

.product-boxes {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-3xl);
}

.product-boxes--trio {
  grid-template-columns: repeat(3, 1fr);
}

.product-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  text-align: center;
  padding: var(--space-3xl) var(--space-xl) 0;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  min-height: 480px;
  transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}

.product-box:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.product-box--dark {
  background: var(--gray-100);
}

.product-box--black {
  background: var(--dark-950);
}

.product-box--black .product-box__content h3,
.product-box--black .product-box__content p {
  color: var(--white);
}

.product-box--black .product-box__content p {
  color: rgba(255,255,255,0.7);
}

.product-box--gradient {
  background: linear-gradient(180deg, var(--dark-700) 0%, var(--dark-950) 100%);
}

.product-box--gradient .product-box__content h3,
.product-box--gradient .product-box__content p {
  color: var(--white);
}

.product-box--gradient .product-box__content p {
  color: rgba(255,255,255,0.7);
}

.product-box--gradient-dark {
  background: linear-gradient(180deg, #4a4e59 0%, #292a2c 55%);
}

.product-box--gradient-dark .product-box__content h3,
.product-box--gradient-dark .product-box__content p {
  color: var(--white);
}

.product-box--gradient-dark .product-box__content p {
  color: rgba(255,255,255,0.7);
}

.product-box--light {
  background: var(--gray-50);
}

.product-box__tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gold-500);
  background: rgba(212,168,35,0.1);
  border-radius: var(--border-radius-full);
  margin-bottom: var(--space-md);
}

.product-box__content {
  max-width: 480px;
  padding: 0 var(--space-md);
}

.product-box__content h3 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  line-height: 1.15;
  margin-bottom: var(--space-md);
  color: var(--gray-900);
}

.product-box__content p {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--gray-600);
  margin-bottom: var(--space-lg);
  max-width: 420px;
  margin-left: auto;
  margin-right: auto;
}

.product-box__image {
  margin-top: var(--space-xl);
  max-width: 85%;
}

.product-box__image img {
  display: block;
  margin: 0 auto;
}

/* ============================================
   PREMIUM FEATURES (WHY POSPRIME)
   ============================================ */
.premium-section {
  background: var(--gradient-dark);
  padding: var(--space-5xl) 0;
  position: relative;
  overflow: hidden;
}

.premium-section::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
  background: url('../img/posprime-logo-transparente.png') no-repeat center center;
  background-size: contain;
  opacity: 0.06;
  pointer-events: none;
}

.premium-section .section-label {
  color: var(--gold-400);
}

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

.premium-section .section-subtitle {
  color: rgba(255,255,255,0.6);
}

.premium-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-3xl);
}

.premium-card {
  position: relative;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--border-radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
}

.premium-card:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(212,168,35,0.3);
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
}

.premium-card__icon {
  width: 48px;
  height: 48px;
  background: var(--gradient-gold);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
}

.premium-card__icon svg {
  width: 24px;
  height: 24px;
  color: var(--white);
}

.premium-card h4 {
  color: var(--white);
  margin-bottom: var(--space-sm);
  font-size: 1.125rem;
}

.premium-card p {
  color: rgba(255,255,255,0.55);
  font-size: 0.9375rem;
  line-height: 1.65;
}

.premium-card__number {
  position: absolute;
  top: var(--space-xl);
  right: var(--space-xl);
  font-size: 3.5rem;
  font-weight: 800;
  color: rgba(255,255,255,0.04);
  line-height: 1;
}

/* ============================================
   SOLUTIONS SECTION
   ============================================ */
.solutions {
  padding: var(--space-5xl) 0;
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-3xl);
}

.solution-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--border-radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
}

.solution-card:hover {
  border-color: var(--gold-200);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.solution-card__icon {
  width: 44px;
  height: 44px;
  background: var(--gold-50);
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
}

.solution-card__icon svg {
  width: 22px;
  height: 22px;
  color: var(--gold-500);
}

.solution-card h4 {
  margin-bottom: var(--space-sm);
}

.solution-card p {
  color: var(--gray-600);
  font-size: 0.9375rem;
  line-height: 1.65;
  margin-bottom: var(--space-lg);
}

/* ============================================
   TELEMETRIC / DEVICE MANAGEMENT
   ============================================ */
.telemetric {
  background: var(--gray-100);
  padding: var(--space-5xl) 0;
  overflow: hidden;
}

.telemetric-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
}

.telemetric-content .section-label {
  color: var(--gold-600);
}

.telemetric-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

.tele-feature {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
}

.tele-feature__check {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  background: var(--gold-500);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.tele-feature__check svg {
  width: 14px;
  height: 14px;
  color: var(--white);
}

.tele-feature span {
  font-size: 0.9375rem;
  color: var(--gray-700);
  line-height: 1.5;
}

.telemetric-visual {
  position: relative;
}

.telemetric-visual img {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
}

/* ============================================
   SERVICES BANNER
   ============================================ */
.services-banner {
  padding: var(--space-5xl) 0;
  background: var(--white);
}

.services-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-3xl);
}

.service-item {
  text-align: center;
  padding: var(--space-2xl) var(--space-lg);
  border-radius: var(--border-radius-lg);
  transition: all var(--transition-base);
}

.service-item:hover {
  background: var(--gray-50);
}

.service-item__icon {
  width: 56px;
  height: 56px;
  background: var(--gold-50);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
}

.service-item__icon svg {
  width: 28px;
  height: 28px;
  color: var(--gold-500);
}

.service-item h4 {
  margin-bottom: var(--space-sm);
}

.service-item p {
  color: var(--gray-500);
  font-size: 0.875rem;
  line-height: 1.6;
}

/* ============================================
   CONTACT FORM — Simple lead capture
   ============================================ */
.contact-section {
  background: var(--gradient-dark);
  padding: var(--space-5xl) 0;
  position: relative;
  overflow: hidden;
}

.contact-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1200px;
  height: 600px;
  background: var(--gradient-glow);
  pointer-events: none;
}

.contact-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: start;
}

.contact-info .section-label {
  color: var(--gold-400);
}

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

.contact-info .section-subtitle {
  color: rgba(255,255,255,0.6);
}

.contact-highlights {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

.contact-highlight {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  color: rgba(255,255,255,0.7);
  font-size: 0.9375rem;
}

.contact-highlight svg {
  width: 20px;
  height: 20px;
  color: var(--gold-400);
  flex-shrink: 0;
}

.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-group--full {
  grid-column: 1 / -1;
}

.form-label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
}

.form-input,
.form-select,
.form-textarea {
  padding: 0.75rem 1rem;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--border-radius-sm);
  color: var(--white);
  font-size: 0.9375rem;
  transition: all var(--transition-fast);
  outline: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: rgba(255,255,255,0.3);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--gold-500);
  box-shadow: 0 0 0 3px rgba(212,168,35,0.15);
}

.form-textarea {
  resize: vertical;
  min-height: 80px;
}

.form-submit {
  grid-column: 1 / -1;
  justify-self: start;
}

.form-disclaimer {
  grid-column: 1 / -1;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.35);
  margin-top: calc(-1 * var(--space-sm));
}

/* ============================================
   FINAL CTA
   ============================================ */
.final-cta {
  background: var(--dark-950);
  padding: var(--space-5xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.final-cta__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.final-cta__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.final-cta__overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg,
    rgba(10, 10, 10, 0.72) 0%,
    rgba(10, 10, 10, 0.60) 50%,
    rgba(10, 10, 10, 0.80) 100%
  );
}

.final-cta .container {
  position: relative;
  z-index: 2;
}

.final-cta h2 {
  color: var(--white);
  margin-bottom: var(--space-md);
}

.final-cta p {
  color: rgba(255,255,255,0.6);
  font-size: 1.125rem;
  margin-bottom: var(--space-2xl);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.final-cta .btn--white {
  background: var(--gold-500);
  color: var(--dark-950);
  font-weight: 700;
}

.final-cta .btn--white:hover {
  background: var(--gold-400);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212,168,35,0.3);
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--dark-950);
  padding: var(--space-4xl) 0 var(--space-xl);
  color: rgba(255,255,255,0.6);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr repeat(4, 1fr);
  gap: var(--space-3xl);
  padding-bottom: var(--space-3xl);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.7;
  margin-top: var(--space-lg);
  max-width: 280px;
}

.footer-brand img {
  height: 32px;
}

.footer-col h5 {
  color: var(--white);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-lg);
}

.footer-col a {
  display: block;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.5);
  padding: 0.25rem 0;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--white);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-xl);
  font-size: 0.8125rem;
}

.footer-bottom__links {
  display: flex;
  gap: var(--space-xl);
}

.footer-bottom__links a {
  color: rgba(255,255,255,0.4);
  transition: color var(--transition-fast);
}

.footer-bottom__links a:hover {
  color: var(--white);
}

.footer-chile {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.4);
}

.footer-chile img {
  width: 20px;
  height: auto;
}

/* ============================================
   CONFIRMATION MODAL
   ============================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.modal-overlay.visible {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--white);
  border-radius: var(--border-radius-lg);
  padding: var(--space-3xl);
  max-width: 480px;
  width: 90%;
  text-align: center;
  transform: scale(0.9);
  transition: transform var(--transition-spring);
}

.modal-overlay.visible .modal {
  transform: scale(1);
}

.modal__icon {
  width: 64px;
  height: 64px;
  background: var(--green-500);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-xl);
}

.modal__icon svg {
  width: 32px;
  height: 32px;
  color: var(--white);
}

.modal h3 {
  margin-bottom: var(--space-md);
}

.modal p {
  color: var(--gray-600);
  margin-bottom: var(--space-2xl);
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 100ms; }
.reveal-delay-2 { transition-delay: 200ms; }
.reveal-delay-3 { transition-delay: 300ms; }
.reveal-delay-4 { transition-delay: 400ms; }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1100px) {
  .hero-stats {
    gap: var(--space-2xl);
  }

  .product-boxes {
    gap: var(--space-lg);
  }

  .footer-top {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-xl);
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 900px) {
  .premium-features {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .telemetric-inner {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .telemetric-visual {
    order: -1;
  }

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

  .contact-inner {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  .product-boxes--trio {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 64px;
    --space-5xl: 4rem;
    --space-4xl: 3rem;
  }

  .mobile-toggle {
    display: flex;
  }

  .header-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 300px;
    background: var(--white);
    flex-direction: column;
    align-items: flex-start;
    padding: calc(var(--header-height) + var(--space-xl)) var(--space-xl) var(--space-xl);
    gap: 0;
    transform: translateX(100%);
    transition: transform var(--transition-base);
    overflow-y: auto;
    box-shadow: -10px 0 30px rgba(0,0,0,0.1);
  }

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

  .nav-item {
    width: 100%;
  }

  .nav-link {
    padding: var(--space-md);
    font-size: 1rem;
  }

  .nav-dropdown {
    position: static;
    transform: none;
    min-width: auto;
    background: var(--gray-50);
    border: none;
    border-radius: var(--border-radius-sm);
    margin-top: var(--space-xs);
    margin-bottom: var(--space-sm);
    box-shadow: none;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base), opacity var(--transition-base), padding var(--transition-base);
    padding: 0 var(--space-sm);
    opacity: 0;
  }

  .nav-item.active .nav-dropdown {
    max-height: 500px;
    padding: var(--space-sm);
    opacity: 1;
  }

  .dropdown-link {
    color: var(--gray-600);
  }

  .dropdown-link:hover {
    background: var(--gold-50);
    color: var(--gold-600);
  }

  .nav-cta {
    margin-left: 0;
    margin-top: var(--space-lg);
    width: 100%;
  }

  .nav-cta .btn {
    width: 100%;
    justify-content: center;
  }

  .mega-dropdown {
    min-width: auto;
    grid-template-columns: 1fr;
  }

  .product-boxes {
    grid-template-columns: 1fr;
  }

  .product-box {
    min-height: 380px;
  }

  .premium-features {
    grid-template-columns: 1fr;
  }

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

  .hero-stats {
    gap: var(--space-xl);
    flex-wrap: wrap;
  }

  .hero-stat {
    flex: 1;
    min-width: 100px;
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .contact-form {
    grid-template-columns: 1fr;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }
}

@media (max-width: 480px) {
  :root {
    --space-5xl: 3rem;
    --space-4xl: 2rem;
  }

  .hero {
    min-height: auto;
    min-height: 80vh;
    padding-top: calc(var(--header-height) + var(--space-2xl));
    padding-bottom: var(--space-3xl);
  }

  .services-list {
    grid-template-columns: 1fr;
  }
}