/* ==========================================================================
   HIDROFLEX CHILE SpA - Corporate Oleohydraulics Design System
   Slogan: "Ingeniería, servicios y repuestos"
   Design: Modular Webnode-inspired Tech Minimalist Grid
   Colors: #1E1E1E (Graphite), #E5E5E7 (Aluminum), #FFFFFF (Pure White), #00E5FF (Cyan Tech)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* --- CSS Variables & Design Tokens --- */
:root {
  /* Core Brand Colors */
  --bg-dark: #1E1E1E;
  /* Negro Grafito Mate */
  --bg-darker: #141414;
  /* Fondo Profundo */
  --bg-surface: #272727;
  /* Superficies secundarias oscuras */
  --bg-surface-elevated: #313131;
  /* Superficies elevadas */

  /* Aluminum Palette (Cards & Containers) */
  --card-aluminum: #E5E5E7;
  /* Plata / Gris Aluminio */
  --card-aluminum-light: #EEEEF0;
  /* Aluminio claro al hover */
  --card-aluminum-dark: #D8D8DC;
  /* Bisel / Separador aluminio */
  --card-border: #CBCBD1;
  /* Borde sutil de aluminio */

  /* Typography Colors */
  --text-white: #FFFFFF;
  /* Blanco Puro para títulos */
  --text-light: #E0E0E6;
  /* Blanco atenuado para párrafos oscuros */
  --text-muted: #9E9EA8;
  /* Texto secundario oscuro */
  --text-dark-title: #111215;
  /* Grafito profundo en tarjetas aluminio */
  --text-dark-body: #32353B;
  /* Texto lectura en tarjetas aluminio */
  --text-dark-muted: #585C65;
  /* Metadatos en tarjetas aluminio */

  /* Accent Color (Calm Blue Tech) */
  --accent-cyan: #0A84FF;
  /* Azul Calmado / Executive Blue */
  --accent-cyan-hover: #3399FF;
  /* Azul brillante hover */
  --accent-cyan-glow: rgba(10, 132, 255, 0.4);
  --accent-cyan-subtle: rgba(10, 132, 255, 0.12);
  --accent-cyan-border: rgba(10, 132, 255, 0.45);

  /* Typography Families */
  --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Layout & Geometry */
  --container-max: 1260px;
  --header-height: 84px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Shadows & Elevations */
  --shadow-aluminum: 0 10px 30px rgba(0, 0, 0, 0.25), 0 2px 8px rgba(0, 0, 0, 0.15);
  --shadow-aluminum-hover: 0 18px 45px rgba(0, 0, 0, 0.35), 0 4px 12px rgba(0, 0, 0, 0.2);
  --shadow-cyan-glow: 0 0 25px rgba(0, 229, 255, 0.35);
  --shadow-nav: 0 8px 32px rgba(0, 0, 0, 0.45);

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-light);
  font-family: var(--font-body);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
  background-image:
    radial-gradient(circle at 20% 15%, rgba(0, 229, 255, 0.035) 0%, transparent 45%),
    radial-gradient(circle at 85% 75%, rgba(0, 229, 255, 0.03) 0%, transparent 40%),
    linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-size: 100% 100%, 100% 100%, 48px 48px, 48px 48px;
}

/* --- Global Utilities --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

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

.mono {
  font-family: var(--font-mono);
}

.badge-tech {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid var(--accent-cyan-border);
  border-radius: var(--radius-full);
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
}

.badge-tech::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--accent-cyan);
  box-shadow: 0 0 10px var(--accent-cyan);
  display: inline-block;
  animation: pulseTech 2s infinite ease-in-out;
}

@keyframes pulseTech {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.4;
    transform: scale(0.85);
  }
}

.section-spacing {
  padding: 110px 0;
}

.section-header {
  margin-bottom: 56px;
  max-width: 780px;
}

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

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.8vw, 3rem);
  font-weight: 700;
  color: var(--text-white);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-top: 14px;
  margin-bottom: 18px;
}

.section-subtitle {
  font-size: 1.12rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================================================
   BUTTONS & CALL TO ACTION
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 26px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-smooth);
  white-space: nowrap;
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--accent-cyan);
  color: #0b1114;
  box-shadow: 0 4px 18px rgba(0, 229, 255, 0.28);
}

.btn-primary:hover {
  background-color: var(--accent-cyan-hover);
  color: #000000;
  box-shadow: 0 6px 26px rgba(0, 229, 255, 0.5);
  transform: translateY(-2px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-white);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--text-white);
  transform: translateY(-2px);
}

.btn-dark {
  background-color: var(--bg-dark);
  color: var(--text-white);
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.btn-dark:hover {
  background-color: #121212;
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.85rem;
}

.btn-lg {
  padding: 16px 34px;
  font-size: 1.05rem;
}

/* ==========================================================================
   NAVBAR (Sticky Floating)
   ========================================================================== */
.navbar-wrapper {
  position: fixed;
  top: 18px;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 20px;
  transition: all var(--transition-smooth);
}

.navbar {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 28px;
  background: rgba(30, 30, 30, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-nav);
  transition: all var(--transition-smooth);
}

.navbar.scrolled {
  background: rgba(22, 22, 22, 0.94);
  border-color: rgba(0, 229, 255, 0.25);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.65);
  padding: 11px 24px;
}

/* Typographic Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, #2b2b2b, #191919);
  border: 1.5px solid var(--accent-cyan);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  box-shadow: 0 0 14px rgba(0, 229, 255, 0.25);
  transition: all var(--transition-smooth);
}

.brand-logo:hover .brand-icon {
  transform: rotate(90deg);
  box-shadow: 0 0 22px rgba(0, 229, 255, 0.55);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  color: var(--text-white);
  line-height: 1.1;
  display: flex;
  align-items: center;
  gap: 5px;
}

.brand-name span {
  color: var(--accent-cyan);
}

.brand-tagline {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Nav Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-light);
  text-decoration: none;
  transition: color var(--transition-fast);
  position: relative;
  padding: 6px 0;
}

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

.nav-link:hover,
.nav-link.active {
  color: var(--accent-cyan);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.location-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-muted);
  border-right: 1px solid rgba(255, 255, 255, 0.15);
  padding-right: 14px;
}

.hamburger-btn {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-white);
  cursor: pointer;
  padding: 8px;
  font-size: 1.4rem;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  min-height: 94vh;
  padding-top: 150px;
  padding-bottom: 70px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-slogan-wrap {
  margin-bottom: 18px;
}

.hero-headline {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 4.6vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text-white);
  margin-bottom: 24px;
}

.hero-headline .text-gradient-cyan {
  background: linear-gradient(120deg, #FFFFFF 30%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.18rem;
  color: var(--text-light);
  max-width: 580px;
  line-height: 1.68;
  margin-bottom: 34px;
}

.hero-description strong {
  color: var(--text-white);
  font-weight: 600;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-bottom: 46px;
}

/* Hero Stats Bar */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

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

.stat-number {
  font-family: var(--font-mono);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent-cyan);
  line-height: 1.2;
}

.stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.35;
  margin-top: 4px;
}

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

.hero-card-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
  background: var(--bg-surface);
}

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: contrast(1.08) brightness(0.95);
  transition: transform 0.6s ease;
}

.hero-card-frame:hover .hero-image {
  transform: scale(1.03);
}

.hero-visual-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  background: rgba(20, 20, 20, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 16px 20px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(0, 229, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.hvb-title {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-white);
}

.hvb-detail {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-cyan);
}

.hvb-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.74rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* ==========================================================================
   MODULAR PILLARS SECTION (Grid Limpio - Tarjetas de Aluminio #E5E5E7)
   ========================================================================== */
.pillars-section {
  position: relative;
  background-color: var(--bg-dark);
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

/* Tarjeta Flotante de Aluminio */
.aluminum-card {
  background-color: var(--card-aluminum);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 40px 34px;
  box-shadow: var(--shadow-aluminum);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), background-color var(--transition-fast);
}

.aluminum-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #111215 0%, var(--accent-cyan) 100%);
  opacity: 0.85;
}

.aluminum-card:hover {
  transform: translateY(-8px);
  background-color: var(--card-aluminum-light);
  box-shadow: var(--shadow-aluminum-hover), 0 0 20px rgba(0, 229, 255, 0.15);
  border-color: #B5B5BC;
}

.aluminum-card .card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 28px;
}

.card-pillar-tag {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-dark-muted);
  font-weight: 700;
  letter-spacing: 0.05em;
  background: rgba(0, 0, 0, 0.06);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0, 0, 0, 0.08);
}

.card-icon-wrap {
  width: 54px;
  height: 54px;
  background-color: #1A1A1D;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  transition: transform var(--transition-smooth);
}

.aluminum-card:hover .card-icon-wrap {
  transform: scale(1.08) rotate(3deg);
  background-color: #0F1012;
}

.card-heading {
  font-family: var(--font-heading);
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--text-dark-title);
  line-height: 1.25;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.card-paragraph {
  font-size: 0.98rem;
  color: var(--text-dark-body);
  line-height: 1.68;
  margin-bottom: 26px;
}

.card-feature-list {
  list-style: none;
  margin-bottom: 30px;
  border-top: 1px solid var(--card-aluminum-dark);
  padding-top: 18px;
}

.card-feature-list li {
  font-size: 0.89rem;
  color: var(--text-dark-body);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  font-weight: 500;
}

.card-feature-list li:last-child {
  margin-bottom: 0;
}

.card-feature-list li svg {
  color: #0A84FF;
  /* Azul para óptimo contraste en fondo claro */
  flex-shrink: 0;
  margin-top: 3px;
}

.card-cta-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-dark-title);
  text-decoration: none;
  padding: 10px 0;
  transition: all var(--transition-fast);
  border-bottom: 2px solid #111215;
  width: fit-content;
}

.card-cta-link svg {
  transition: transform var(--transition-fast);
}

.card-cta-link:hover {
  color: #0A84FF;
  border-color: #0A84FF;
}

.card-cta-link:hover svg {
  transform: translateX(5px);
}

/* ==========================================================================
   TECHNICAL CATALOG / COMPONENT VITRINE
   ========================================================================== */
.catalog-section {
  position: relative;
  background-color: var(--bg-darker);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.catalog-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 42px;
  padding: 14px 22px;
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.catalog-filter-tabs {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.tab-btn {
  background: transparent;
  color: var(--text-light);
  border: 1px solid transparent;
  padding: 8px 18px;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tab-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-white);
}

.tab-btn.active {
  background: var(--accent-cyan);
  color: #050d11;
  font-weight: 700;
  box-shadow: 0 2px 10px rgba(0, 229, 255, 0.3);
}

.catalog-search-wrap {
  position: relative;
  min-width: 260px;
}

.catalog-search-input {
  width: 100%;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  padding: 10px 14px 10px 38px;
  color: var(--text-white);
  font-size: 0.88rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.catalog-search-input:focus {
  border-color: var(--accent-cyan);
}

.catalog-search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

/* Catalog Grid */
.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.component-card {
  background: var(--card-aluminum);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-aluminum);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.component-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-aluminum-hover), 0 0 24px rgba(0, 229, 255, 0.2);
  border-color: #B2B2B8;
}

.component-img-box {
  width: 100%;
  height: 230px;
  background-color: #0E0F11;
  position: relative;
  overflow: hidden;
}

.component-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.component-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(18, 19, 22, 0.9);
  backdrop-filter: blur(8px);
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0, 229, 255, 0.4);
}

.component-body {
  padding: 24px 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.component-code {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-dark-muted);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.component-title {
  font-family: var(--font-heading);
  font-size: 1.28rem;
  font-weight: 700;
  color: var(--text-dark-title);
  line-height: 1.25;
  margin-bottom: 12px;
}

.component-desc {
  font-size: 0.88rem;
  color: var(--text-dark-body);
  line-height: 1.55;
  margin-bottom: 20px;
  flex-grow: 1;
}

/* Technical Specs Table Strip */
.component-specs {
  background: rgba(0, 0, 0, 0.05);
  border-radius: var(--radius-sm);
  border: 1px solid var(--card-aluminum-dark);
  padding: 10px 14px;
  margin-bottom: 20px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 12px;
}

.spec-cell {
  display: flex;
  flex-direction: column;
}

.spec-k {
  font-size: 0.68rem;
  color: var(--text-dark-muted);
  text-transform: uppercase;
  font-family: var(--font-mono);
  font-weight: 600;
}

.spec-v {
  font-size: 0.84rem;
  color: var(--text-dark-title);
  font-weight: 700;
  font-family: var(--font-mono);
}

.component-actions {
  display: flex;
  gap: 10px;
}

.component-actions .btn {
  flex: 1;
  font-size: 0.84rem;
  padding: 10px 14px;
}

/* ==========================================================================
   FIELD SERVICE & TEST BENCH ASSURANCE SECTION
   ========================================================================== */
.field-assurance-section {
  position: relative;
  background-color: var(--bg-dark);
}

.assurance-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.assurance-image-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.assurance-image {
  width: 100%;
  height: 100%;
  max-height: 480px;
  object-fit: cover;
  display: block;
}

.assurance-image-overlay {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(16, 17, 20, 0.92);
  backdrop-filter: blur(10px);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(0, 229, 255, 0.35);
  display: flex;
  flex-direction: column;
}

.aio-val {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--accent-cyan);
}

.aio-lbl {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.process-steps {
  display: flex;
  flex-direction: column;
  gap: 22px;
  margin-top: 32px;
}

.process-step {
  display: flex;
  align-items: flex-start;
  gap: 18px;
}

.step-num {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: rgba(0, 229, 255, 0.1);
  border: 1px solid var(--accent-cyan-border);
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step-content h4 {
  font-family: var(--font-heading);
  font-size: 1.12rem;
  color: var(--text-white);
  margin-bottom: 4px;
}

.step-content p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   INTERACTIVE HYDRAULIC FORCE CALCULATOR (Engineering Utility)
   ========================================================================== */
.calculator-section {
  position: relative;
  background-color: var(--bg-surface);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.calc-box {
  background-color: var(--card-aluminum);
  border-radius: var(--radius-lg);
  border: 1px solid var(--card-border);
  box-shadow: var(--shadow-aluminum);
  padding: 44px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.calc-inputs-col h3 {
  font-family: var(--font-heading);
  font-size: 1.7rem;
  font-weight: 700;
  color: var(--text-dark-title);
  margin-bottom: 10px;
}

.calc-inputs-col p {
  font-size: 0.95rem;
  color: var(--text-dark-body);
  margin-bottom: 28px;
}

.calc-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 24px;
}

.calc-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.calc-group label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-dark-muted);
  text-transform: uppercase;
}

.calc-group input,
.calc-group select {
  background: #FFFFFF;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 0.95rem;
  font-family: var(--font-mono);
  color: var(--text-dark-title);
  font-weight: 600;
  outline: none;
  transition: border-color var(--transition-fast);
}

.calc-group input:focus,
.calc-group select:focus {
  border-color: #008fa6;
}

.calc-results-col {
  background: #151619;
  border-radius: var(--radius-md);
  padding: 32px 28px;
  border: 1px solid rgba(0, 229, 255, 0.25);
  box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.4);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.calc-result-header {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: flex;
  justify-content: space-between;
}

.calc-main-result {
  display: flex;
  flex-direction: column;
}

.calc-val-large {
  font-family: var(--font-mono);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--accent-cyan);
  line-height: 1;
}

.calc-val-unit {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.calc-secondary-results {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 14px;
}

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

.csr-k {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
}

.csr-v {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-white);
}

/* ==========================================================================
   CONTACT & WORKSHOP LOCATION SECTION
   ========================================================================== */
.contact-section {
  position: relative;
  background-color: var(--bg-dark);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-details-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 28px;
  margin-bottom: 34px;
}

.contact-card-item {
  display: flex;
  align-items: flex-start;
  gap: 18px;
}

.cci-icon {
  width: 48px;
  height: 48px;
  background: var(--bg-surface);
  border: 1px solid rgba(0, 229, 255, 0.3);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.cci-content h4 {
  font-family: var(--font-heading);
  font-size: 1rem;
  color: var(--text-white);
  margin-bottom: 2px;
}

.cci-content p,
.cci-content a {
  font-size: 0.92rem;
  color: var(--text-light);
  text-decoration: none;
}

.cci-content a:hover {
  color: var(--accent-cyan);
}

.cci-meta {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--accent-cyan);
  margin-top: 3px;
  display: block;
}

/* Floating Card Contact Form */
.contact-form-card {
  background: var(--card-aluminum);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 42px 36px;
  box-shadow: var(--shadow-aluminum);
}

.contact-form-card h3 {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-dark-title);
  margin-bottom: 6px;
}

.contact-form-card p {
  font-size: 0.92rem;
  color: var(--text-dark-body);
  margin-bottom: 24px;
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-field label {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--text-dark-muted);
  text-transform: uppercase;
}

.form-field input,
.form-field select,
.form-field textarea {
  background: #FFFFFF;
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 0.92rem;
  color: var(--text-dark-title);
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: #008fa6;
}

/* ==========================================================================
   FOOTER EJECUTIVO MULTICONCEPTO
   ========================================================================== */
.footer-executive {
  background-color: var(--bg-darker);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 80px;
  padding-bottom: 30px;
  position: relative;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 60px;
}

.footer-col-brand .brand-logo {
  margin-bottom: 18px;
}

.footer-about {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 22px;
}

.corporate-rut-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-light);
  background: var(--bg-surface);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-white);
  letter-spacing: -0.01em;
  margin-bottom: 20px;
  position: relative;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  font-size: 0.88rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-block;
}

.footer-links a:hover {
  color: var(--accent-cyan);
  transform: translateX(4px);
}

.footer-emergency-box {
  background: var(--bg-surface);
  border: 1px solid rgba(0, 229, 255, 0.25);
  border-radius: var(--radius-md);
  padding: 20px;
}

.feb-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-white);
  margin-bottom: 8px;
}

.feb-desc {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.45;
  margin-bottom: 14px;
}

.feb-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--accent-cyan);
  text-decoration: none;
}

.footer-bottom-bar {
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-badges {
  display: flex;
  gap: 12px;
  align-items: center;
}

.cert-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 3px 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  color: var(--text-muted);
}

/* ==========================================================================
   TECHNICAL SPECIFICATION MODAL
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-smooth);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-container {
  background: var(--card-aluminum);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  max-width: 720px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-aluminum-hover), 0 0 35px rgba(0, 229, 255, 0.25);
  position: relative;
  transform: translateY(20px) scale(0.97);
  transition: transform var(--transition-smooth);
}

.modal-overlay.active .modal-container {
  transform: translateY(0) scale(1);
}

.modal-header {
  padding: 26px 30px 20px;
  border-bottom: 1px solid var(--card-aluminum-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-close-btn {
  background: #111215;
  border: none;
  color: #FFFFFF;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.modal-close-btn:hover {
  background: var(--accent-cyan);
  color: #000;
}

.modal-body {
  padding: 30px;
}

.modal-footer {
  padding: 20px 30px 26px;
  border-top: 1px solid var(--card-aluminum-dark);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/* ==========================================================================
   FLOATING ACTION BUTTONS (WhatsApp Direct)
   ========================================================================== */
.floating-whatsapp {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  background: #25D366;
  color: #FFFFFF;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  text-decoration: none;
  transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.floating-whatsapp:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.65);
}

.floating-whatsapp-tooltip {
  position: absolute;
  right: 70px;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(18, 19, 22, 0.94);
  border: 1px solid rgba(0, 229, 255, 0.3);
  color: var(--text-white);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-family: var(--font-mono);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.floating-whatsapp:hover .floating-whatsapp-tooltip {
  opacity: 1;
}

/* Toast Notifications */
.toast-notice {
  position: fixed;
  bottom: 30px;
  left: 30px;
  z-index: 2500;
  background: #111215;
  border: 1px solid var(--accent-cyan);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 229, 255, 0.3);
  color: #FFFFFF;
  padding: 14px 22px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  transform: translateY(100px);
  opacity: 0;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.4s ease;
}

.toast-notice.show {
  transform: translateY(0);
  opacity: 1;
}

/* ==========================================================================
   MOBILE & TABLET RESPONSIVENESS
   ========================================================================== */
@media (max-width: 1080px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-visual {
    max-width: 650px;
    margin: 0 auto;
    width: 100%;
  }

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

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

  .calc-box {
    grid-template-columns: 1fr;
    padding: 32px;
  }
}

@media (max-width: 820px) {
  .navbar {
    padding: 10px 18px;
  }

  .hamburger-btn {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 78px;
    left: 20px;
    right: 20px;
    background: rgba(22, 22, 22, 0.98);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-md);
    flex-direction: column;
    padding: 28px 24px;
    gap: 20px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: all var(--transition-smooth);
  }

  .nav-menu.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .location-badge {
    display: none;
  }

  .hero-headline {
    font-size: 2.25rem;
  }

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

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

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

  .form-grid-2,
  .calc-form-grid {
    grid-template-columns: 1fr;
  }

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