@import url('https://fonts.googleapis.com/css2?family=Chakra+Petch:wght@500;600;700;800;900&family=Teko:wght@500;600;700;800&family=Barlow:wght@400;500;600;700;800&display=swap');

:root {
  /* PALETA ESTRICTA: NEGRO PURO ABSOLUTO + DEGRADADO BOTONES.PNG */
  --bg-deep: #000000;
  --bg-carbon: #080808;
  --bg-surface: #101010;
  --bg-surface-elevated: #161616;
  --bg-metal-plate: #0d0d0d;

  /* DEGRADADO OFICIAL BOTONES.PNG (FUEGO & METAL INDUSTRIAL) */
  --grad-fire-btn: linear-gradient(135deg, #FF1A1A 0%, #D71920 30%, #8F0D12 70%, #4D0101 100%);
  --grad-fire-btn-hover: linear-gradient(135deg, #FF4545 0%, #FF1A1A 30%, #B80A0F 70%, #680101 100%);
  --grad-fire-text: linear-gradient(135deg, #FF3333 0%, #D71920 45%, #9E0B10 85%, #550202 100%);
  --grad-fire-border: linear-gradient(135deg, #FF2A32 0%, #D71920 40%, #8F0D12 100%);

  --red-main: #D71920;
  --red-bright: #FF2A32;
  --red-dark: #8F0D12;
  --red-glow: rgba(215, 25, 32, 0.6);
  --red-glow-subtle: rgba(215, 25, 32, 0.18);
  --red-border: rgba(215, 25, 32, 0.55);

  --text-white: #FFFFFF;
  --text-muted: #B8B8B8;
  --text-dim: #707070;

  --border-dark: rgba(255, 255, 255, 0.08);

  /* TIPOGRAFÍA INDUSTRIAL UNIFICADA (100% FAMILIA INDUSTRIAL) */
  --font-title: 'Teko', sans-serif;
  --font-heading: 'Chakra Petch', sans-serif;
  --font-body: 'Chakra Petch', sans-serif;

  /* Shadows */
  --shadow-fire: 0 10px 40px rgba(215, 25, 32, 0.35);
  --shadow-card: 0 15px 35px rgba(0, 0, 0, 0.95);

  --tr-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

.fas, .fa-solid {
  font-family: "Font Awesome 6 Free" !important;
  font-weight: 900 !important;
}

.fab, .fa-brands {
  font-family: "Font Awesome 6 Brands" !important;
  font-weight: 400 !important;
}

.far, .fa-regular {
  font-family: "Font Awesome 6 Free" !important;
  font-weight: 400 !important;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: #000000;
  color: var(--text-white);
  font-family: var(--font-heading);
  overflow-x: hidden;
}

body {
  background-color: #000000;
  min-height: 100vh;
  line-height: 1.6;
  font-family: var(--font-heading);
  -webkit-font-smoothing: antialiased;
  position: relative;
}

/* =========================================================================
   NANGUER FLAME LOADER (LOGO + LLAMA GIRANDO 1.5S)
   ========================================================================= */
#nanguerLoader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: #000000;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.5s ease;
}

#nanguerLoader.loader-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* Quemadores Atmosféricos en Loader */
.loader-bg-burners {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: 1;
}

.loader-burner-img {
  position: absolute;
  filter: contrast(1.1) brightness(0.85) drop-shadow(0 0 35px rgba(215, 25, 32, 0.4));
  user-select: none;
}

.loader-burner-right {
  top: 50%;
  left: calc(50% + 75px); /* Pegado inmediatamente a la derecha del logo */
  right: auto;
  transform: translateY(-50%) rotate(-10deg);
  width: 320px;
  max-width: 35vw;
  opacity: 0.18; /* Mayor presencia para enmarcar el logo */
}

.loader-burner-left {
  top: 50%;
  right: calc(50% + 75px); /* Pegado inmediatamente a la izquierda del logo */
  left: auto;
  transform: translateY(-50%) rotate(12deg);
  width: 280px;
  max-width: 30vw;
  opacity: 0.15;
}

.loader-stage {
  position: relative;
  width: 250px;
  height: 250px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.flame-orbit-ring {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 2px dashed rgba(215, 25, 32, 0.3);
  animation: orbitSpin 1.4s linear infinite;
}

.flame-orbit-ring::after {
  content: '';
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: radial-gradient(circle, #FFFFFF 10%, #FF2A32 50%, #D71920 80%, transparent 100%);
  box-shadow: 0 0 25px #FF2A32, 0 0 50px #D71920, 0 0 80px rgba(215, 25, 32, 0.8);
  filter: drop-shadow(0 0 12px #FF2A32);
}

@keyframes orbitSpin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.loader-logo-wrapper {
  position: relative;
  z-index: 2;
  width: 155px;
  text-align: center;
}

.loader-logo-img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  filter: drop-shadow(0 0 25px rgba(215, 25, 32, 0.5));
  animation: flamePulseLogo 1.5s ease-in-out infinite alternate;
}

@keyframes flamePulseLogo {
  0% { transform: scale(1); filter: drop-shadow(0 0 15px rgba(215, 25, 32, 0.3)); }
  100% { transform: scale(1.04); filter: drop-shadow(0 0 35px rgba(215, 25, 32, 0.85)); }
}

/* =========================================================================
   FONDOS VISUALES FIJOS ATMOSFÉRICOS — QUEMADORES NANGUER ULTRA SUTILES
   ========================================================================= */
.fixed-bg-burner {
  position: fixed;
  pointer-events: none;
  z-index: 0;
  opacity: 0.055; /* Ultra sutil (no compite con el contenido) */
  filter: contrast(1.1) brightness(0.85) drop-shadow(0 0 45px rgba(215, 25, 32, 0.4));
  transition: opacity 0.5s ease;
  user-select: none;
}

/* Quemador de Estrella Triple Corona (Lado Derecho) */
.fixed-bg-burner-right {
  top: 48%;
  right: -10vw;
  transform: translateY(-50%) rotate(-12deg);
  width: 55vw;
  max-width: 820px;
  min-width: 420px;
}

/* Quemador en H / Industrial Compacto (Lado Izquierdo) */
.fixed-bg-burner-left {
  top: 55%;
  left: -8vw;
  transform: translateY(-50%) rotate(15deg);
  width: 42vw;
  max-width: 620px;
  min-width: 320px;
  opacity: 0.045;
}

.fixed-bg-burner-img {
  width: 100%;
  height: auto;
  display: block;
}

/* Canvas de partículas / chispas flotantes */
#sparksCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 1;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #000000;
}
::-webkit-scrollbar-thumb {
  background: var(--grad-fire-btn);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--grad-fire-btn-hover);
}

/* =========================================================================
   FLAMA FIRMA VISUAL DECORATIVA (NO INDICADOR DE PROGRESO)
   ========================================================================= */
.brand-flame-sig {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  color: var(--red-bright);
  font-size: 1.2rem;
  filter: drop-shadow(0 0 10px rgba(215, 25, 32, 0.7));
  animation: flameSignaturePulse 2.5s ease-in-out infinite alternate;
  vertical-align: middle;
  margin-right: 0.35rem;
}

@keyframes flameSignaturePulse {
  0% { transform: scale(0.95); filter: drop-shadow(0 0 8px rgba(215, 25, 32, 0.5)); }
  100% { transform: scale(1.1) rotate(4deg); filter: drop-shadow(0 0 18px rgba(255, 42, 50, 0.95)); }
}

/* Conector de línea de fuego entre secciones */
.fire-section-divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(215, 25, 32, 0.5) 50%, transparent 100%);
  margin: 0;
  position: relative;
}

.fire-section-divider::after {
  content: '';
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: #FF2A32;
  box-shadow: 0 0 15px #FF2A32, 0 0 25px #D71920;
}

/* =========================================================================
   SISTEMA DE ANIMACIONES DE SCROLL (REVEAL VARIADOS Y CON MÁSCARA)
   ========================================================================= */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

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

/* Reveal por la izquierda */
.reveal-from-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-from-left.is-visible {
  opacity: 1;
  transform: translateX(0);
}

/* Reveal por la derecha */
.reveal-from-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-from-right.is-visible {
  opacity: 1;
  transform: translateX(0);
}

/* Reveal de escala suave */
.reveal-scale {
  opacity: 0;
  transform: scale(0.94);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-scale.is-visible {
  opacity: 1;
  transform: scale(1);
}

/* Mask Reveal para títulos principales */
.mask-title-reveal {
  position: relative;
  overflow: hidden;
  display: inline-block;
}

.mask-title-reveal span {
  display: inline-block;
  transform: translateY(105%);
  transition: transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
}

.mask-title-reveal.is-visible span {
  transform: translateY(0);
}

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

/* Parallax interactivo sutil */
[data-parallax-speed] {
  will-change: transform;
}

/* Typography Industrial */
h1 {
  font-family: var(--font-title);
  font-weight: 700;
  color: var(--text-white);
  line-height: 0.95;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

h2, h3 {
  font-family: var(--font-title);
  font-weight: 700;
  color: var(--text-white);
  line-height: 1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-white);
  line-height: 1.2;
  letter-spacing: 0.01em;
}

p {
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-weight: 500;
  letter-spacing: 0.01em;
}

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

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

.container {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 1.5rem;
  position: relative;
  z-index: 2;
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 3rem auto;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1.1rem;
  background: rgba(143, 13, 18, 0.2);
  border: 1px solid transparent;
  border-image: var(--grad-fire-border) 1;
  border-radius: 4px;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #FFFFFF;
  margin-bottom: 0.75rem;
  box-shadow: 0 0 15px rgba(215, 25, 32, 0.3);
}

.badge-pill i {
  color: var(--red-bright);
}

.section-title {
  font-size: clamp(3rem, 6vw, 4.2rem);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.text-red {
  background: var(--grad-fire-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  filter: drop-shadow(0 0 15px rgba(215, 25, 32, 0.45));
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
}

/* =========================================================================
   BOTONES CON DEGRADADO BOTONES.PNG
   ========================================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.85rem 1.85rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--tr-smooth);
  border: 1px solid rgba(255, 255, 255, 0.18);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--grad-fire-btn);
  color: var(--text-white);
  box-shadow: 0 6px 25px rgba(215, 25, 32, 0.45), inset 0 1px 1px rgba(255, 255, 255, 0.35);
  border: 1px solid rgba(255, 50, 50, 0.5);
}

.btn-primary:hover {
  background: var(--grad-fire-btn-hover);
  box-shadow: 0 10px 35px rgba(215, 25, 32, 0.75), inset 0 1px 1px rgba(255, 255, 255, 0.5);
  transform: translateY(-3px);
}

.btn-secondary {
  background: #111111;
  color: var(--text-white);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-secondary:hover {
  background: #1c1c1c;
  border-color: var(--red-bright);
  transform: translateY(-3px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.8);
}

.btn-outline-red {
  background: rgba(143, 13, 18, 0.15);
  color: var(--text-white);
  border: 1px solid var(--red-border);
}

.btn-outline-red:hover {
  background: var(--grad-fire-btn);
  color: var(--text-white);
  border-color: rgba(255, 50, 50, 0.6);
  box-shadow: 0 4px 20px var(--red-glow);
}

.btn-sm {
  padding: 0.55rem 1.15rem;
  font-size: 0.85rem;
}

/* NAVBAR */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  height: 80px;
  display: flex;
  align-items: center;
}

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

.nav-brand img {
  height: 48px;
  width: auto;
  border-radius: 4px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  transition: color var(--tr-smooth);
}

.nav-link:hover, .nav-link.active {
  color: var(--text-white);
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

/* Selector de Idioma (Pill Switcher Metal / Fuego) */
.lang-switcher-pill {
  display: inline-flex;
  align-items: center;
  background: rgba(18, 18, 18, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 20px;
  padding: 3px;
  gap: 2px;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.6);
}

.lang-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.3rem 0.65rem;
  border-radius: 16px;
  cursor: pointer;
  transition: all var(--tr-smooth);
}

.lang-btn:hover {
  color: var(--text-white);
}

.lang-btn.active {
  background: var(--grad-fire-btn);
  color: #FFFFFF;
  box-shadow: 0 0 12px rgba(215, 25, 32, 0.65);
}

/* En Mobile Drawer */
.mobile-lang-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0.5rem 0.5rem 0.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 0.5rem;
}

.mobile-lang-label {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-desktop-cta {
  display: inline-flex;
}

/* Botón Hamburguesa Móvil */
.nav-mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: #111111;
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #FFFFFF;
  font-size: 1.3rem;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--tr-smooth);
}

.nav-mobile-toggle:hover {
  background: var(--grad-fire-btn);
  border-color: rgba(255, 50, 50, 0.5);
  box-shadow: 0 0 15px var(--red-glow);
}

/* Menú Desplegable Móvil */
.mobile-menu-drawer {
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: rgba(4, 4, 4, 0.98);
  backdrop-filter: blur(25px);
  border-bottom: 2px solid;
  border-image: var(--grad-fire-border) 1;
  padding: 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transform: translateY(-10px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all var(--tr-smooth);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.95);
}

.mobile-menu-drawer.is-open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1rem;
  border-radius: 6px;
  background: #0d0d0d;
  border: 1px solid rgba(255, 255, 255, 0.06);
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-white);
  transition: all var(--tr-smooth);
}

.mobile-nav-link i {
  color: var(--red-bright);
  font-size: 1.1rem;
  width: 24px;
  text-align: center;
}

.mobile-nav-link:hover {
  background: var(--grad-fire-btn);
  border-color: rgba(255, 50, 50, 0.5);
  transform: translateX(5px);
}

/* HERO SECTION CINEMATOGRÁFICO */
.hero-cinematic {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  padding: 4rem 0 4.5rem 0;
  overflow: hidden;
  background: #000000;
}

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

.hero-headline {
  font-size: clamp(3.2rem, 6.5vw, 5.2rem);
  line-height: 0.92;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.hero-desc {
  font-size: clamp(1.05rem, 1.8vw, 1.2rem);
  color: var(--text-muted);
  margin-bottom: 2.25rem;
  max-width: 580px;
  line-height: 1.5;
}

.hero-desc strong {
  color: var(--text-white);
}

.hero-cta-group {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

/* =========================================================================
   DOS COLUMNAS EN EL HERO: MÉTRICAS + VIDEO AL DOBLE DE TAMAÑO (CON AUDIO)
   ========================================================================= */
.hero-metrics-video-duo {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 2rem;
  align-items: center;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-metrics-col {
  display: flex;
  gap: 1.75rem;
}

.metric-box h3 {
  font-size: 2.6rem;
  font-weight: 800;
  background: var(--grad-fire-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 0.9;
  margin-bottom: 0.2rem;
  filter: drop-shadow(0 0 15px var(--red-glow));
}

.metric-box p {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-dim);
}

.hero-video-col {
  width: 100%;
}

.video-frame-compact {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border-red);
  background: #080808;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.95), 0 0 30px rgba(215, 25, 32, 0.35);
  cursor: pointer;
}

.nanguer-video-small {
  width: 100%;
  height: 240px;
  object-fit: cover;
  display: block;
}

.video-audio-toggle {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(0, 0, 0, 0.8);
  border: 1px solid var(--red-border);
  color: var(--red-bright);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 5;
  transition: all var(--tr-smooth);
}

.video-audio-toggle:hover {
  background: var(--grad-fire-btn);
  color: #FFFFFF;
  transform: scale(1.1);
  box-shadow: 0 0 15px var(--red-glow);
}

.video-compact-badge {
  position: absolute;
  bottom: 8px;
  left: 8px;
  background: rgba(0, 0, 0, 0.85);
  border: 1px solid var(--border-red);
  padding: 0.2rem 0.6rem;
  border-radius: 3px;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #FFFFFF;
}

/* Indicador de expansión al pasar el ratón */
.video-expand-hint {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.85);
  width: 52px;
  height: 52px;
  background: rgba(0, 0, 0, 0.65);
  border: 2px solid rgba(255, 42, 50, 0.7);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-size: 1.25rem;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 0 25px rgba(215, 25, 32, 0.6), inset 0 0 10px rgba(255, 42, 50, 0.3);
  z-index: 4;
}

.video-frame-compact:hover .video-expand-hint {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.video-frame-compact:hover {
  border-color: var(--red-bright);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.98), 0 0 35px rgba(215, 25, 32, 0.6);
}

/* =========================================================================
   POPUP MODAL DE VIDEO MEDIANO (GLASSMORPHISM INDUSTRIAL + PANTALLA COMPLETA)
   ========================================================================= */
.nanguer-video-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.nanguer-video-modal.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.video-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.video-modal-dialog {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 860px; /* Tamaño mediano elegante */
  background: #0d0d0d;
  border-radius: 12px;
  border: 1px solid rgba(255, 42, 50, 0.4);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.95), 0 0 45px rgba(215, 25, 32, 0.35);
  overflow: hidden;
  transform: scale(0.92) translateY(20px);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.nanguer-video-modal.is-active .video-modal-dialog {
  transform: scale(1) translateY(0);
}

.video-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1.4rem;
  background: linear-gradient(180deg, #181818 0%, #0f0f0f 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.video-modal-title {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: #FFFFFF;
}

.video-modal-actions {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.video-modal-btn {
  width: 36px;
  height: 36px;
  border-radius: 6px;
  background: #1e1e1e;
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #EDEDED;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.95rem;
  transition: all var(--tr-smooth);
}

.video-modal-btn:hover {
  background: var(--grad-fire-btn);
  border-color: rgba(255, 50, 50, 0.6);
  color: #FFFFFF;
  box-shadow: 0 0 15px var(--red-glow);
  transform: scale(1.05);
}

.video-modal-close:hover {
  background: #D71920;
}

.video-modal-body {
  position: relative;
  width: 100%;
  background: #000000;
  line-height: 0;
}

.modal-video-player {
  width: 100%;
  max-height: 72vh;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  display: block;
  background: #000000;
}

/* En pantallas móviles */
@media (max-width: 768px) {
  .video-modal-dialog {
    max-width: 100%;
    border-radius: 8px;
  }

  .video-modal-header {
    padding: 0.75rem 1rem;
  }

  .video-modal-title {
    font-size: 0.85rem;
  }

  .modal-video-player {
    max-height: 60vh;
  }
}

.hero-product-stage {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.product-glow-circle {
  position: absolute;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(215, 25, 32, 0.4) 0%, rgba(143, 13, 18, 0.1) 60%, transparent 80%);
  filter: blur(40px);
  z-index: 1;
  animation: heatPulse 4s ease-in-out infinite alternate;
}

@keyframes heatPulse {
  0% { transform: scale(0.92); opacity: 0.7; }
  100% { transform: scale(1.08); opacity: 1; }
}

.hero-featured-product {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 480px;
  filter: drop-shadow(0 25px 35px rgba(0, 0, 0, 0.95));
  transition: transform var(--tr-smooth);
}

.hero-featured-product:hover {
  transform: scale(1.03) rotate(-1deg);
}

/* INDUSTRIAL FEATURES STRIP */
.industrial-strip {
  padding: 3.5rem 0;
  background: #080808;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.strip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.strip-item {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.strip-icon {
  width: 52px;
  height: 52px;
  border-radius: 6px;
  border: 1px solid var(--red-border);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--grad-fire-btn);
  color: #FFFFFF;
  font-size: 1.3rem;
  flex-shrink: 0;
  box-shadow: 0 0 15px rgba(215, 25, 32, 0.35);
}

.strip-item h4 {
  font-size: 1.05rem;
  text-transform: uppercase;
  margin-bottom: 0.15rem;
}

.strip-item p {
  font-size: 0.85rem;
  color: var(--text-dim);
}

/* =========================================================================
   SECCIÓN DE PRODUCTOS & CARROUSEL DE 5 EN 5 (TODOS LOS CATÁLOGOS)
   ========================================================================= */
.showcase-section {
  padding: 6.5rem 0;
  background: #000000;
}

.category-tabs-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 3.5rem;
}

.cat-tab-btn {
  background: #0e0e0e;
  color: var(--text-muted);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 0.65rem 1.25rem;
  border-radius: 4px;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: all var(--tr-smooth);
}

.cat-tab-btn:hover {
  color: var(--text-white);
  border-color: rgba(255, 255, 255, 0.25);
  background: #161616;
}

.cat-tab-btn.active {
  background: var(--grad-fire-btn);
  color: var(--text-white);
  border-color: rgba(255, 50, 50, 0.5);
  box-shadow: 0 4px 20px var(--red-glow);
}

.carousel-wrapper {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
}

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

.carousel-track {
  display: flex;
  gap: 1.5rem;
  transition: transform 0.45s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
}

.carousel-slide {
  flex: 0 0 calc((100% - (4 * 1.5rem)) / 5);
  min-width: calc((100% - (4 * 1.5rem)) / 5);
}

.dark-product-card {
  background: #0d0d0d;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  transition: all var(--tr-smooth);
  position: relative;
}

.dark-product-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-red);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.9), 0 0 25px rgba(215, 25, 32, 0.3);
}

.dark-card-visual {
  position: relative;
  height: 200px;
  background: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  overflow: hidden;
  border-bottom: 2px solid;
  border-image: var(--grad-fire-border) 1;
}

.dark-card-img {
  position: relative;
  z-index: 2;
  max-height: 140px;
  max-width: 95%;
  object-fit: contain;
  transition: transform var(--tr-smooth);
}

.dark-product-card:hover .dark-card-img {
  transform: scale(1.08);
}

.dark-card-code {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  background: rgba(0, 0, 0, 0.9);
  border: 1px solid var(--border-red);
  color: var(--red-bright);
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 0.2rem 0.55rem;
  border-radius: 3px;
  z-index: 3;
}

.dark-card-body {
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex-grow: 1;
}

.dark-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 0.5rem;
  color: var(--text-white);
}

.dark-card-feature {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.dark-card-btn {
  width: 100%;
}

.carousel-controls-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 2.5rem;
  padding: 0 0.5rem;
}

.carousel-indicators-count {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.carousel-indicators-count strong {
  background: var(--grad-fire-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.carousel-nav-btns {
  display: flex;
  gap: 0.75rem;
}

.carousel-arrow-btn {
  width: 44px;
  height: 44px;
  border-radius: 4px;
  background: #111111;
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--tr-smooth);
}

.carousel-arrow-btn:hover:not(:disabled) {
  background: var(--grad-fire-btn);
  border-color: rgba(255, 50, 50, 0.5);
  box-shadow: 0 4px 15px var(--red-glow);
}

.carousel-arrow-btn:disabled {
  opacity: 0.25;
  cursor: not-allowed;
}

/* =========================================================================
   SECCIÓN INSTITUCIONAL: QUIÉNES SOMOS, MISIÓN, VISIÓN (DEGRADADO ROJO DINÁMICO)
   ========================================================================= */
.institutional-section {
  padding: 8rem 0;
  position: relative;
  overflow: hidden;
  background: 
    radial-gradient(ellipse 90% 70% at 50% 40%, rgba(215, 25, 32, 0.18) 0%, rgba(143, 13, 18, 0.08) 50%, #000000 95%),
    linear-gradient(180deg, #000000 0%, #080203 25%, #120304 50%, #080203 75%, #000000 100%);
  border-top: 1px solid rgba(215, 25, 32, 0.25);
  border-bottom: 1px solid rgba(215, 25, 32, 0.25);
}

.about-main-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 4.5rem;
  align-items: center;
  margin-bottom: 5rem;
  position: relative;
  z-index: 2;
}

.about-text-content h2 {
  font-size: clamp(3rem, 5.5vw, 4.2rem);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.about-text-content p {
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.about-tagline-quote {
  border-left: 3px solid;
  border-image: var(--grad-fire-border) 1;
  padding-left: 1.25rem;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-white);
  margin: 1.75rem 0;
  font-family: var(--font-heading);
}

.mission-vision-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  position: relative;
  z-index: 2;
}

.mv-card {
  background: rgba(18, 5, 6, 0.65);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(215, 25, 32, 0.28);
  border-radius: 10px;
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.8), inset 0 1px 0 rgba(255, 42, 50, 0.15);
  transition: all var(--tr-smooth);
}

.mv-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--grad-fire-btn);
}

.mv-card:hover {
  transform: translateY(-7px);
  border-color: var(--red-bright);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.9), 0 0 30px rgba(215, 25, 32, 0.35);
}

.mv-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 6px;
  background: var(--grad-fire-btn);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 0 15px rgba(215, 25, 32, 0.35);
}

.mv-card h3 {
  font-size: 1.8rem;
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}

.mv-card .mv-quote {
  font-size: 1rem;
  font-weight: 700;
  background: var(--grad-fire-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 1rem;
  font-family: var(--font-heading);
}

.mv-card p {
  font-size: 0.95rem;
  line-height: 1.65;
}

/* =========================================================================
   SECCIÓN VALORES
   ========================================================================= */
.values-section {
  padding: 6.5rem 0;
  background: #080808;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.value-card {
  background: #0d0d0d;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 2rem;
  transition: all var(--tr-smooth);
}

.value-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-red);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8), 0 0 20px rgba(215, 25, 32, 0.25);
}

.value-icon {
  width: 44px;
  height: 44px;
  border-radius: 6px;
  background: var(--grad-fire-btn);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-size: 1.1rem;
  margin-bottom: 1.25rem;
  box-shadow: 0 0 15px rgba(215, 25, 32, 0.3);
}

.value-card h4 {
  font-size: 1.2rem;
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}

.value-card p {
  font-size: 0.9rem;
  line-height: 1.55;
}

/* SECCIÓN "EL FUEGO ES PARTE DE LO QUE SOMOS" & FABRICACIÓN (DEGRADADO ROJO INDUSTRIAL) */
.brand-identity-section {
  padding: 8rem 0;
  position: relative;
  overflow: hidden;
  background: 
    radial-gradient(ellipse 85% 65% at 75% 50%, rgba(215, 25, 32, 0.22) 0%, rgba(143, 13, 18, 0.08) 55%, #000000 95%),
    linear-gradient(180deg, #000000 0%, #0a0203 30%, #140405 50%, #0a0203 70%, #000000 100%);
  border-top: 1px solid rgba(215, 25, 32, 0.25);
  border-bottom: 1px solid rgba(215, 25, 32, 0.25);
}

.brand-showcase-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4.5rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.brand-text h2 {
  font-size: clamp(3rem, 5.5vw, 4.2rem);
  text-transform: uppercase;
  line-height: 0.95;
  margin-bottom: 1.5rem;
}

.brand-text p {
  font-size: 1.05rem;
  line-height: 1.65;
  margin-bottom: 2rem;
}

.process-list-compact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.process-item-compact {
  background: rgba(18, 5, 6, 0.7);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(215, 25, 32, 0.25);
  border-left: 3px solid;
  border-image: var(--grad-fire-border) 1;
  padding: 1.35rem;
  border-radius: 6px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.7);
  transition: all var(--tr-smooth);
}

.process-item-compact:hover {
  transform: translateX(6px) translateY(-2px);
  border-color: var(--red-bright);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.9), 0 0 20px rgba(215, 25, 32, 0.3);
}

.process-item-compact h4 {
  font-size: 1.05rem;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
  color: var(--text-white);
}

.process-item-compact p {
  font-size: 0.85rem;
}

.brand-badge-wrapper {
  text-align: center;
  position: relative;
  z-index: 2;
}

.secondary-logo-glow {
  max-width: 320px;
  margin: 0 auto;
  filter: drop-shadow(0 15px 35px rgba(0, 0, 0, 0.95));
  transition: transform var(--tr-smooth);
}

.secondary-logo-glow:hover {
  transform: scale(1.04);
}

/* =========================================================================
   SECCIÓN DE LOS 9 CATÁLOGOS OFICIALES
   ========================================================================= */
.catalogs-clean-section {
  padding: 6.5rem 0;
  background: #000000;
}

.catalog-cards-grid-9 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.catalog-clean-card {
  background: #0d0d0d;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  overflow: hidden;
  transition: all var(--tr-smooth);
  display: flex;
  flex-direction: column;
}

.catalog-clean-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-red);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.9), 0 0 20px rgba(215, 25, 32, 0.3);
}

.catalog-cover-box {
  height: 240px;
  overflow: hidden;
  background: #000;
  position: relative;
}

.catalog-cover-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform var(--tr-smooth);
}

.catalog-clean-card:hover .catalog-cover-box img {
  transform: scale(1.05);
}

.catalog-clean-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex-grow: 1;
}

.catalog-clean-body h3 {
  font-size: 1.35rem;
  margin-bottom: 0.35rem;
}

.catalog-clean-body p {
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
}

.catalog-clean-actions {
  display: flex;
  gap: 0.75rem;
}

/* =========================================================================
   SECCIÓN DE CONTACTO & COTIZACIÓN MEJORADA (GRAN DEGRADADO ROJO FUEGO)
   ========================================================================= */
.contact-enhanced-section {
  padding: 8.5rem 0;
  position: relative;
  overflow: hidden;
  background: 
    radial-gradient(ellipse 95% 75% at 50% 60%, rgba(215, 25, 32, 0.25) 0%, rgba(143, 13, 18, 0.1) 50%, #000000 95%),
    linear-gradient(180deg, #000000 0%, #0c0203 25%, #180305 50%, #0a0203 75%, #040404 100%);
  border-top: 1px solid rgba(215, 25, 32, 0.3);
}

.contact-enhanced-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 4.5rem;
  position: relative;
  z-index: 2;
}

.contact-info-block h3 {
  font-size: 2.6rem;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.contact-origin-badge {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 800;
  background: var(--grad-fire-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

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

.contact-channel-item {
  background: rgba(18, 5, 6, 0.75);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(215, 25, 32, 0.25);
  border-radius: 8px;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.7);
  transition: all var(--tr-smooth);
}

.contact-channel-item:hover {
  border-color: var(--red-bright);
  transform: translateX(6px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.9), 0 0 20px rgba(215, 25, 32, 0.3);
}

.contact-channel-icon {
  width: 44px;
  height: 44px;
  border-radius: 6px;
  background: var(--grad-fire-btn);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  font-size: 1.2rem;
  flex-shrink: 0;
  box-shadow: 0 0 15px rgba(215, 25, 32, 0.35);
}

.contact-channel-title {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--text-dim);
}

.contact-channel-val {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-white);
}

.quote-panel-metal {
  background: rgba(14, 4, 5, 0.85);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border: 1px solid rgba(255, 42, 50, 0.4);
  border-radius: 12px;
  padding: 3.5rem;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.95), 0 0 45px rgba(215, 25, 32, 0.35);
}

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-field label {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-white);
}

.form-input {
  background: #000000;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 4px;
  padding: 0.85rem 1rem;
  color: var(--text-white);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  transition: all var(--tr-smooth);
}

.form-input:focus {
  outline: none;
  border-color: var(--red-bright);
  box-shadow: 0 0 15px var(--red-glow);
}

/* FOOTER MINIMALISTA */
.dark-footer {
  background: #040404;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 4rem 0 2rem 0;
}

.footer-main-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand-col p {
  margin-top: 1rem;
  font-size: 0.9rem;
  max-width: 380px;
}

.footer-nav-col h4 {
  font-size: 1.2rem;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  color: var(--text-white);
}

.footer-nav-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-nav-col a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color var(--tr-smooth);
}

.footer-nav-col a:hover {
  color: var(--red-bright);
}

.footer-bottom-bar {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* =========================================================================
   FLOATING INDUSTRIAL ACTION HUB (LLAMADA + WHATSAPP ESTILO INDUSTRIAL)
   ========================================================================= */
.floating-industrial-hub {
  position: fixed;
  bottom: 2.2rem;
  right: 2.2rem;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.floating-hub-btn {
  position: relative;
  width: 54px;
  height: 54px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.45rem;
  color: #FFFFFF;
  text-decoration: none;
  transition: all var(--tr-smooth);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.9), 0 0 20px rgba(215, 25, 32, 0.4);
}

/* Botón de Llamar Industrial */
.hub-btn-call {
  background: linear-gradient(135deg, #1f1f1f 0%, #0d0d0d 100%);
  border: 1.5px solid rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
}

.hub-btn-call:hover {
  background: var(--grad-fire-btn);
  border-color: rgba(255, 50, 50, 0.6);
  transform: translateY(-4px) scale(1.06);
  box-shadow: 0 12px 35px var(--red-glow), inset 0 1px 1px rgba(255, 255, 255, 0.4);
}

/* Botón de WhatsApp Industrial */
.hub-btn-whatsapp {
  background: var(--grad-fire-btn);
  border: 1.5px solid rgba(255, 50, 50, 0.5);
  box-shadow: 0 10px 30px var(--red-glow), inset 0 1px 1px rgba(255, 255, 255, 0.4);
}

.hub-btn-whatsapp:hover {
  background: var(--grad-fire-btn-hover);
  transform: translateY(-4px) scale(1.06);
  box-shadow: 0 15px 40px rgba(255, 42, 50, 0.8), inset 0 1px 1px rgba(255, 255, 255, 0.6);
}

/* Tooltip Industrial al Hover */
.hub-btn-tooltip {
  position: absolute;
  right: 66px;
  background: #080808;
  border: 1px solid var(--border-red);
  color: #FFFFFF;
  padding: 0.35rem 0.85rem;
  border-radius: 4px;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transform: translateX(10px);
  transition: all var(--tr-smooth);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.95);
}

.floating-hub-btn:hover .hub-btn-tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* RESPONSIVE */
@media (max-width: 1200px) {
  .hero-metrics-video-duo {
    grid-template-columns: 1fr;
  }
  .carousel-slide {
    flex: 0 0 calc((100% - (2 * 1.5rem)) / 3);
    min-width: calc((100% - (2 * 1.5rem)) / 3);
  }
  .strip-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .values-grid, .catalog-cards-grid-9 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .nav-links {
    display: none !important;
  }
  .nav-desktop-cta {
    display: none !important;
  }
  .nav-mobile-toggle {
    display: flex !important;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-cta-group, .hero-metrics-col {
    justify-content: center;
  }
  .about-main-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .about-tagline-quote {
    border-left: none;
    border-top: 3px solid;
    border-image: var(--grad-fire-border) 1;
    padding-top: 1rem;
    padding-left: 0;
  }
  .mission-vision-grid {
    grid-template-columns: 1fr;
  }
  .brand-showcase-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .process-list-compact {
    grid-template-columns: 1fr;
  }
  .contact-enhanced-grid {
    grid-template-columns: 1fr;
  }
  .catalog-cards-grid-9 {
    grid-template-columns: 1fr;
  }
  .carousel-slide {
    flex: 0 0 calc((100% - 1.5rem) / 2);
    min-width: calc((100% - 1.5rem) / 2);
  }
  .footer-main-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .nav-links {
    display: none;
  }
  .hero-metrics-col {
    gap: 1.5rem;
  }
  .strip-grid {
    grid-template-columns: 1fr;
  }
  .values-grid {
    grid-template-columns: 1fr;
  }
  .carousel-slide {
    flex: 0 0 85%;
    min-width: 85%;
  }
  .form-row-2 {
    grid-template-columns: 1fr;
  }
  .quote-panel-metal {
    padding: 1.75rem;
  }
  .floating-industrial-hub {
    bottom: 1.5rem;
    right: 1.5rem;
    gap: 0.75rem;
  }
  .floating-hub-btn {
    width: 48px;
    height: 48px;
    font-size: 1.25rem;
  }
}

/* =========================================================================
   EFECTO DINÁMICO DE FUEGO SCROLL: AURAS Y DEGRADADOS MULTICAPA
   ========================================================================= */
.fire-gradient-section {
  position: relative;
  transition: background-position 0.2s ease-out;
}

.section-fire-glow-bg {
  position: absolute;
  top: -10%;
  left: -10%;
  width: 120%;
  height: 120%;
  pointer-events: none;
  z-index: 1;
  background: 
    radial-gradient(circle 480px at 20% 40%, rgba(255, 42, 50, 0.16) 0%, transparent 70%),
    radial-gradient(circle 520px at 80% 60%, rgba(215, 25, 32, 0.14) 0%, transparent 70%);
  opacity: 0.85;
  filter: blur(50px);
  will-change: transform, opacity;
  animation: fireAuraFloat 12s ease-in-out infinite alternate;
}

.fire-gradient-reverse .section-fire-glow-bg {
  background: 
    radial-gradient(circle 500px at 80% 30%, rgba(255, 42, 50, 0.18) 0%, transparent 70%),
    radial-gradient(circle 450px at 20% 70%, rgba(143, 13, 18, 0.15) 0%, transparent 70%);
  animation-duration: 14s;
  animation-direction: alternate-reverse;
}

.fire-gradient-center .section-fire-glow-bg {
  background: 
    radial-gradient(circle 600px at 50% 50%, rgba(255, 42, 50, 0.2) 0%, rgba(143, 13, 18, 0.1) 45%, transparent 75%);
  animation-duration: 10s;
}

@keyframes fireAuraFloat {
  0% {
    transform: scale(0.95) translate(0, 0);
    opacity: 0.7;
  }
  50% {
    transform: scale(1.05) translate(15px, -15px);
    opacity: 0.95;
  }
  100% {
    transform: scale(1.02) translate(-15px, 15px);
    opacity: 0.8;
  }
}