/* ============================================
   MIRAISS — Óptica Online Premium
   Design System & Styles
   ============================================ */

/* ---- DESIGN TOKENS ---- */
:root {
  /* COLOR — Palette: Dark tech + Japanese precision (Violet & Cyan) */
  --color-bg:          #0a0a0f;       /* superficie base — casi negro azulado (intacto) */
  --color-bg-alt:      #12121a;       /* superficie alternativa */
  --color-bg-card:     #16161f;       /* superficie de cards */
  --color-bg-elevated: #1a1a26;       /* superficie elevada */
  --color-text:        #e8e6f0;       /* texto principal — blanco cálido */
  --color-text-muted:  #8a88a0;       /* texto secundario */
  --color-text-dim:    #5a586e;       /* texto terciario */
  --color-accent:      #00e5ff;       /* Cian eléctrico luminoso */
  --color-accent-glow: rgba(0, 229, 255, 0.25);
  --color-accent-soft: rgba(0, 229, 255, 0.08);
  --color-secondary:   #a855f7;       /* Violeta / morado vibrante */
  --color-secondary-glow: rgba(168, 85, 247, 0.25);
  --color-secondary-soft: rgba(168, 85, 247, 0.08);
  --color-purple-light: #c084fc;      /* Lavanda / violeta claro */
  --color-border:      rgba(255, 255, 255, 0.06);
  --color-border-active: rgba(0, 229, 255, 0.35);

  /* MARCO LUMÍNICO (Card Glow & Luminous Frame System) */
  --card-border:            rgba(0, 229, 255, 0.28);
  --card-border-hover:      rgba(0, 229, 255, 0.75);
  --card-glow:              rgba(0, 229, 255, 0.14);
  --card-glow-hover:        rgba(0, 229, 255, 0.40);
  --card-glow-secondary:    rgba(168, 85, 247, 0.28);
  --card-glow-inner:        rgba(0, 229, 255, 0.04);
  --card-glow-inner-hover:  rgba(0, 229, 255, 0.08);
  --card-top-gradient:      linear-gradient(90deg, rgba(0, 229, 255, 0.1), #00e5ff 30%, #a855f7 70%, rgba(168, 85, 247, 0.1));

  /* TIPOGRAFÍA */
  --font-display:  'Shippori Mincho', serif;
  --font-body:     'Shippori Mincho', serif;
  --font-mono:     'JetBrains Mono', monospace;

  /* ESCALA TIPOGRÁFICA */
  --text-xs:    0.75rem;
  --text-sm:    0.875rem;
  --text-base:  1rem;
  --text-lg:    1.125rem;
  --text-xl:    1.25rem;
  --text-2xl:   1.5rem;
  --text-3xl:   2rem;
  --text-4xl:   3rem;
  --text-5xl:   4.5rem;
  --text-hero:  clamp(3rem, 8vw, 7rem);

  /* ESPACIADO (sistema 4px) */
  --space-1:   0.25rem;
  --space-2:   0.5rem;
  --space-3:   0.75rem;
  --space-4:   1rem;
  --space-6:   1.5rem;
  --space-8:   2rem;
  --space-12:  3rem;
  --space-16:  4rem;
  --space-24:  6rem;
  --space-32:  8rem;

  /* BORDER RADIUS — Sharp tech con acento suave */
  --radius-sm:   4px;
  --radius-md:   6px;
  --radius-lg:   12px;
  --radius-full: 9999px;

  /* SOMBRAS */
  --shadow-sm:    0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md:    0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg:    0 12px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow:  0 0 30px rgba(0, 229, 255, 0.25), 0 0 50px rgba(168, 85, 247, 0.2);
  --shadow-glow-purple: 0 0 30px rgba(168, 85, 247, 0.3);

  /* TRANSICIONES */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring:   cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast:  200ms;
  --duration-base:  400ms;
  --duration-slow:  800ms;

  /* LAYOUT */
  --container-max:   1200px;
  --container-narrow: 800px;
}


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

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

body {
  font-family: var(--font-body);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  overflow-x: hidden;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--duration-fast) ease;
}

a:hover {
  color: var(--color-text);
}

::selection {
  background: var(--color-accent);
  color: var(--color-bg);
}


/* ---- UTILITY ---- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

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

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

.label-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-border-active);
  border-radius: var(--radius-sm);
  background: var(--color-accent-soft);
}

.label-tag::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}


/* ---- JAPANESE GEOMETRIC PATTERN (Asanoha) — Background Decoration ---- */
.geo-pattern {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.025;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 60px, var(--color-accent) 60px, var(--color-accent) 61px),
    repeating-linear-gradient(60deg, transparent, transparent 60px, var(--color-accent) 60px, var(--color-accent) 61px),
    repeating-linear-gradient(120deg, transparent, transparent 60px, var(--color-accent) 60px, var(--color-accent) 61px);
}

/* Canvas para estelas lumínicas y destellos sutiles sobre el patrón geométrico */
.geo-glow-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  /* Máscara: bordes laterales y esquinas al 100%, centro donde está la animación scroll atenuado/transparente */
  -webkit-mask-image: radial-gradient(ellipse 52% 48% at 50% 50%, transparent 18%, rgba(0, 0, 0, 0.2) 48%, #000 82%);
          mask-image: radial-gradient(ellipse 52% 48% at 50% 50%, transparent 18%, rgba(0, 0, 0, 0.2) 48%, #000 82%);
}


/* ---- NAVIGATION ---- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: var(--space-4) 0;
  background: linear-gradient(180deg, rgba(10, 10, 15, 0.75) 0%, rgba(10, 10, 15, 0.3) 70%, transparent 100%);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: background var(--duration-base) ease, padding var(--duration-base) ease, backdrop-filter var(--duration-base) ease, box-shadow var(--duration-base) ease;
}

.nav.scrolled {
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  padding: var(--space-3) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.02em;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.5);
  position: relative;
  text-decoration: none;
}

.nav__logo-text-wrap {
  display: inline-flex;
  flex-direction: column;
  position: relative;
  line-height: 1;
}

.nav__logo-text {
  position: relative;
  display: inline-block;
  color: #ffffff;
  transition: color var(--duration-fast) ease, text-shadow var(--duration-fast) ease;
}

.nav__logo-text::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
  box-shadow: 0 0 10px rgba(0, 229, 255, 0.6);
  transition: width var(--duration-base) var(--ease-out-expo);
}

.nav__logo:hover .nav__logo-text,
.nav__logo.hovered .nav__logo-text {
  color: var(--color-accent);
  text-shadow: 0 0 14px rgba(0, 229, 255, 0.55);
}

.nav__logo:hover .nav__logo-text::after,
.nav__logo.hovered .nav__logo-text::after {
  width: 100%;
}

.nav__logo-sub {
  position: absolute;
  top: calc(100% + 7px);
  left: 0;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #ffffff;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.25s ease;
  display: inline-flex;
  align-items: center;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.9);
}

.nav__logo:hover .nav__logo-sub,
.nav__logo-sub.visible {
  opacity: 1;
}

.nav__logo-cursor {
  display: inline-block;
  width: 2px;
  height: 0.85em;
  background-color: var(--color-accent);
  margin-left: 2px;
  box-shadow: 0 0 6px var(--color-accent);
  animation: logoCursorBlink 0.7s step-end infinite;
}

@keyframes logoCursorBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.nav__logo-icon {
  width: 36px;
  height: 36px;
  position: relative;
}

.nav__logo-icon svg {
  width: 100%;
  height: 100%;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  list-style: none;
}

.nav__links a {
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 500;
  color: #f3f3f8;
  letter-spacing: 0.02em;
  text-shadow: 0 1px 5px rgba(0, 0, 0, 0.7);
  transition: color var(--duration-fast) ease, text-shadow var(--duration-fast) ease;
  position: relative;
}

.nav__links a:not(.nav__cta)::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
  box-shadow: 0 0 8px rgba(0, 229, 255, 0.5);
  transition: width var(--duration-base) var(--ease-out-expo);
}

.nav__links a:not(.nav__cta):hover {
  color: var(--color-accent);
  text-shadow: 0 0 14px rgba(0, 229, 255, 0.55);
}

.nav__links a:not(.nav__cta):hover::after {
  width: 100%;
}

.nav__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: #06060c !important;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-secondary) 100%);
  padding: 0.55rem 1.5rem;
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 14px rgba(0, 229, 255, 0.35), 0 0 25px rgba(168, 85, 247, 0.2);
  transition: transform var(--duration-fast) var(--ease-spring), box-shadow var(--duration-fast) ease, background var(--duration-fast) ease, filter var(--duration-fast) ease;
  transform-origin: center;
}

.nav__cta::after {
  display: none !important;
}

.nav__cta:hover {
  color: #06060c !important;
  background: linear-gradient(135deg, #33ebff 0%, #b86bfc 100%);
  transform: scale(1.045);
  box-shadow: 0 0 26px rgba(0, 229, 255, 0.65), 0 0 45px rgba(168, 85, 247, 0.45);
  filter: brightness(1.08);
}

/* Mobile menu toggle */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: transform var(--duration-base) ease, opacity var(--duration-fast) ease;
}

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

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

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

/* ---- HERO SECTION ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 180px 0 120px;
  overflow: clip; /* prevent horizontal scroll from chars */
}

/* Global Video Background (centrado con margen vertical y lateral) */
.global-video-bg {
  --video-max-w: 880px;
  --video-vw: 56vw;
  --video-top: 14vh;    /* margen superior (más espacio bajo el menú) */
  --video-bottom: 6vh;  /* margen inferior */
  --fade-x: 18%;        /* difuminado lateral */
  --fade-y: 14%;        /* difuminado superior/inferior */

  position: fixed;
  top: var(--video-top);
  left: 50%;
  width: min(var(--video-vw), var(--video-max-w));
  height: calc(100vh - var(--video-top) - var(--video-bottom));
  transform: translateX(-50%);
  z-index: -2;
  opacity: 1;
  pointer-events: none;
  /* Difuminado en los 4 bordes: intersección de un degradado horizontal y uno vertical */
  -webkit-mask-image:
    linear-gradient(to right, transparent 0%, #000 var(--fade-x), #000 calc(100% - var(--fade-x)), transparent 100%),
    linear-gradient(to bottom, transparent 0%, #000 var(--fade-y), #000 calc(100% - var(--fade-y)), transparent 100%);
  -webkit-mask-composite: source-in;
          mask-image:
    linear-gradient(to right, transparent 0%, #000 var(--fade-x), #000 calc(100% - var(--fade-x)), transparent 100%),
    linear-gradient(to bottom, transparent 0%, #000 var(--fade-y), #000 calc(100% - var(--fade-y)), transparent 100%);
          mask-composite: intersect;
}

@media (max-width: 768px) {
  .global-video-bg {
    --video-vw: 85vw;
    --video-top: 12vh;
    --video-bottom: 8vh;
  }
}

/* Global Dark gradient overlay so text is readable */
.global-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: transparent;
  pointer-events: none;
}

/* Scroll progress indicator line */
.hero__progress {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
  z-index: 5;
  transition: none;
}

/* Firma visual — línea diagonal de acento */
.hero__accent-line {
  position: absolute;
  top: -20%;
  right: 10%;
  width: 1px;
  height: 140%;
  background: linear-gradient(
    180deg,
    transparent 0%,
    var(--color-accent) 30%,
    var(--color-secondary) 70%,
    transparent 100%
  );
  opacity: 0.15;
  transform: rotate(15deg);
  z-index: 2;
}

.hero__accent-line:nth-child(4) {
  right: 12%;
  opacity: 0.06;
  transform: rotate(15deg) translateX(40px);
}

/* Content layer */
.hero__content {
  position: relative;
  z-index: 3;
  width: 100%;
}

.hero__layout {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

@media (min-width: 992px) {
  .hero__layout {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
    width: 100vw;
    margin-left: calc(-50vw + 50%);
    padding: 0 4vw;
  }
}

.hero__label {
  margin-bottom: var(--space-6);
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 300;
  line-height: 0.95;
  letter-spacing: -0.04em;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  text-shadow: 0 2px 40px rgba(0, 0, 0, 0.5);
}

@media (min-width: 992px) {
  .hero__title {
    text-align: left;
    max-width: 35%;
    margin-top: -100px;
  }
}

.hero__title .accent {
  color: var(--color-accent);
  position: relative;
  font-weight: 400;
  text-shadow: 0 0 35px rgba(0, 229, 255, 0.5), 0 0 70px rgba(0, 229, 255, 0.25);
}

.hero__subtitle {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: 0.02em;
  background: linear-gradient(
    135deg,
    #a855f7 0%,
    #c084fc 25%,
    #00e5ff 50%,
    #8b5cf6 75%,
    #38bdf8 90%,
    #a855f7 100%
  );
  background-size: 300% 300%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: violetCyanGlow 8s ease-in-out infinite alternate;
  filter: drop-shadow(0 0 35px rgba(168, 85, 247, 0.4)) drop-shadow(0 0 20px rgba(0, 229, 255, 0.25));
}

@keyframes violetCyanGlow {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

@media (min-width: 992px) {
  .hero__subtitle {
    text-align: right;
    max-width: 35%;
    margin-top: 25vh;
  }
}

.hero-slide-in-left {
  animation: slideInLeft 1.2s var(--ease-out-expo) forwards;
  opacity: 0;
}
.hero-slide-in-right {
  animation: slideInRight 1.2s var(--ease-out-expo) forwards;
  opacity: 0;
  animation-delay: 0.4s;
}

@keyframes slideInLeft {
  0% {
    opacity: 0;
    transform: translateX(-10vw);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes slideInRight {
  0% {
    opacity: 0;
    transform: translateX(10vw);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  opacity: 0;
  transform: translateY(20px);
  animation: slide-up 0.8s var(--ease-out-expo) 0.9s forwards;
}

/* Scroll hint */
.hero__scroll-hint {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: 4;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-dim);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  animation: scroll-hint-bounce 2.5s ease-in-out infinite;
}

.hero__scroll-hint .scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, var(--color-accent), transparent);
  animation: scroll-line-grow 2.5s ease-in-out infinite;
}

@keyframes scroll-hint-bounce {
  0%, 100% { opacity: 0.6; transform: translateX(-50%) translateY(0); }
  50% { opacity: 1; transform: translateX(-50%) translateY(8px); }
}

@keyframes scroll-line-grow {
  0%, 100% { transform: scaleY(0.5); opacity: 0.3; }
  50% { transform: scaleY(1); opacity: 1; }
}

@keyframes slide-up {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}


/* ---- SCROLL TEXT ANIMATION SYSTEM ---- */
/* Characters and words are split into spans by JS and animated on scroll */

[data-scroll-text] {
  perspective: 800px;
}

.anim-word-wrap {
  display: inline-block;
  white-space: nowrap;
  /* El overflow hidden recortaba los descendentes (g, p, y). El recorte horizontal
     ya lo hace .section con overflow-x: clip. */
  overflow: visible;
  padding-bottom: 0.12em;
  margin-bottom: -0.12em;
}

.anim-char {
  display: inline-block;
  will-change: transform, opacity, filter;
  backface-visibility: hidden;
  transform-style: preserve-3d;
}

.anim-word {
  display: inline-block;
  will-change: transform, opacity, filter;
  backface-visibility: hidden;
  transform-style: preserve-3d;
  vertical-align: top;
}

/* Horizontal animation — perspective containers */
.hero__title .anim-char {
  transform-origin: left center;
}

.hero__description .anim-word {
  transform-origin: right center;
}

.section__title .anim-char {
  transform-origin: center center;
}

.section__subtitle .anim-word {
  transform-origin: center center;
}

/* Prevent horizontal overflow from chars entering off-screen */
.section,
.stats-bar {
  overflow-x: clip;
}

/* Prevent layout shift during split */
[data-scroll-text].split-ready {
  visibility: visible;
}

[data-scroll-text]:not(.split-ready) {
  visibility: visible; /* fallback — don't hide if JS fails */
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-3) var(--space-8);
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease-spring),
              box-shadow var(--duration-fast) ease,
              background var(--duration-fast) ease;
  text-decoration: none;
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-secondary) 100%);
  color: #06060c;
  font-weight: 700;
  box-shadow: 0 4px 18px rgba(0, 229, 255, 0.3), 0 0 25px rgba(168, 85, 247, 0.2);
}

.btn--primary:hover {
  color: #06060c;
  background: linear-gradient(135deg, #33ebff 0%, #b86bfc 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(0, 229, 255, 0.5), 0 0 40px rgba(168, 85, 247, 0.35);
  filter: brightness(1.06);
}

.btn--outline {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.btn--outline:hover {
  color: var(--color-text);
  border-color: var(--color-text-muted);
  transform: translateY(-2px);
}

.btn--whatsapp {
  background: #25D366;
  color: #fff;
}

.btn--whatsapp:hover {
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(37, 211, 102, 0.2);
}

.btn__icon {
  width: 18px;
  height: 18px;
}


/* ---- STATS BAR ---- */
.stats-bar {
  position: relative;
  z-index: 2;
  padding: var(--space-16) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: transparent;
}

.stats-bar__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
}

.stat {
  text-align: center;
}

.stat__number {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-purple-light) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 16px rgba(0, 229, 255, 0.3));
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat__label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
}


/* ---- SECTION STYLING ---- */
.section {
  position: relative;
  z-index: 2;
  background: transparent;
}

.section--services {
  padding: var(--space-32) 0 var(--space-24);
}

.section--products {
  padding: var(--space-24) 0;
  background: transparent;
}

.section--lenses {
  padding: var(--space-24) 0;
}

.section--field-service {
  padding: var(--space-24) 0;
  background: transparent;
}

.section--recipe {
  padding: var(--space-24) 0;
}

.section--contact {
  padding: var(--space-24) 0;
  background: transparent;
}

.section__header {
  margin-bottom: var(--space-16);
}

.section__label {
  margin-bottom: var(--space-4);
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  padding-bottom: 0.12em;
  color: var(--color-text);
  max-width: 700px;
  background: linear-gradient(
    135deg,
    #00e5ff 0%,
    #5eead4 22%,
    #a855f7 45%,
    #38bdf8 68%,
    #c084fc 85%,
    #00e5ff 100%
  );
  background-size: 260% 260%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: sectionTitleGradientCyber 9s ease-in-out infinite alternate;
  filter: drop-shadow(0 0 24px rgba(0, 229, 255, 0.22)) drop-shadow(0 0 16px rgba(168, 85, 247, 0.18));
}

@keyframes sectionTitleGradientCyber {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.section__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 550px;
  margin-top: 1.25rem;
  line-height: 1.7;
}

/* Las palabras animadas del subtítulo no deben recortarse por la perspectiva 3D */
.section__subtitle .anim-word {
  padding-bottom: 0.1em;
}


/* ---- SERVICES GRID ---- */
.services-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

.service-card {
  position: relative;
  padding: var(--space-8);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-card);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.45), 0 0 18px var(--card-glow), inset 0 0 14px var(--card-glow-inner);
  transition: border-color var(--duration-base) ease, box-shadow var(--duration-base) ease, background var(--duration-base) ease, transform var(--duration-base) var(--ease-out-expo);
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--card-top-gradient);
  opacity: 0.85;
  transition: opacity var(--duration-base) ease, filter var(--duration-base) ease;
  pointer-events: none;
}

.service-card:hover {
  border-color: var(--card-border-hover);
  background: var(--color-bg-elevated);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.6), 0 0 28px var(--card-glow-hover), 0 0 48px var(--card-glow-secondary), inset 0 0 18px var(--card-glow-inner-hover);
  transform: translateY(-3px);
}

.service-card:hover::before {
  opacity: 1;
  filter: drop-shadow(0 0 6px var(--color-accent));
}

.service-card--wide {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: center;
}

.service-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-6);
  color: var(--color-accent);
}

.service-card__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  letter-spacing: -0.01em;
}

.service-card__text {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.service-card__image {
  border-radius: var(--radius-sm);
  overflow: hidden;
  aspect-ratio: 3 / 2;
  border: 1px solid var(--card-border);
}

.service-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out-expo);
}

.service-card:hover .service-card__image img {
  transform: scale(1.03);
}


/* ---- PRODUCTS SECTION ---- */
.products-showcase {
  position: relative;
}

.products-showcase__image {
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--space-12);
  position: relative;
  border: 1px solid var(--card-border);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.45), 0 0 18px var(--card-glow);
}

.products-showcase__image img {
  width: 100%;
  height: auto;
  aspect-ratio: 21 / 9;
  object-fit: cover;
}

.products-showcase__image::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 40%;
  background: linear-gradient(transparent, var(--color-bg-alt));
}

.products-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.product-feature {
  position: relative;
  padding: var(--space-6) var(--space-8);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-card);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.45), 0 0 18px var(--card-glow), inset 0 0 14px var(--card-glow-inner);
  transition: border-color var(--duration-base) ease, box-shadow var(--duration-base) ease, background var(--duration-base) ease, transform var(--duration-base) var(--ease-out-expo);
  overflow: hidden;
}

.product-feature::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--card-top-gradient);
  opacity: 0.85;
  transition: opacity var(--duration-base) ease, filter var(--duration-base) ease;
  pointer-events: none;
}

.product-feature:hover {
  border-color: var(--card-border-hover);
  background: var(--color-bg-elevated);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.6), 0 0 28px var(--card-glow-hover), 0 0 48px var(--card-glow-secondary), inset 0 0 18px var(--card-glow-inner-hover);
  transform: translateY(-3px);
}

.product-feature:hover::before {
  opacity: 1;
  filter: drop-shadow(0 0 6px var(--color-accent));
}

.product-feature__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.product-feature__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}


/* ---- LENSES SECTION ---- */
.lenses-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.lens-card {
  position: relative;
  padding: var(--space-6) var(--space-8);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-card);
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45), 0 0 16px var(--card-glow), inset 0 0 12px var(--card-glow-inner);
  transition: border-color var(--duration-base) ease, box-shadow var(--duration-base) ease, background var(--duration-base) ease, transform var(--duration-base) var(--ease-out-expo);
  overflow: hidden;
}

.lens-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--card-top-gradient);
  opacity: 0.85;
  transition: opacity var(--duration-base) ease, filter var(--duration-base) ease;
  pointer-events: none;
}

.lens-card:hover {
  border-color: var(--card-border-hover);
  background: var(--color-bg-elevated);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.55), 0 0 26px var(--card-glow-hover), 0 0 44px var(--card-glow-secondary), inset 0 0 16px var(--card-glow-inner-hover);
  transform: translateY(-3px);
}

.lens-card:hover::before {
  opacity: 1;
  filter: drop-shadow(0 0 6px var(--color-accent));
}

.lens-card__indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
  box-shadow: 0 0 8px var(--color-accent-glow);
  margin-top: 7px;
  flex-shrink: 0;
}

.lens-card__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.lens-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}


/* ---- FIELD SERVICE SECTION ---- */
.field-service {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.field-service__visual {
  position: relative;
}

.field-service__image {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--card-border);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.45), 0 0 18px var(--card-glow);
}

.field-service__image img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.field-service__badge {
  position: absolute;
  bottom: -16px;
  right: -16px;
  background: var(--color-bg-card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5), 0 0 16px var(--card-glow), inset 0 0 12px var(--card-glow-inner);
  transition: border-color var(--duration-base) ease, box-shadow var(--duration-base) ease, transform var(--duration-base) var(--ease-out-expo);
}

.field-service__badge:hover {
  border-color: var(--card-border-hover);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.6), 0 0 24px var(--card-glow-hover);
  transform: translateY(-2px);
}

.field-service__badge-icon {
  width: 32px;
  height: 32px;
  color: var(--color-accent);
}

.field-service__badge-text {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.field-service__list {
  list-style: none;
  margin-top: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.field-service__list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.field-service__list li svg {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}


/* ---- RECIPE / QUOTE SECTION ---- */
.recipe-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}

.recipe-card {
  position: relative;
  padding: var(--space-12);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-card);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.45), 0 0 18px var(--card-glow), inset 0 0 14px var(--card-glow-inner);
  transition: border-color var(--duration-base) ease, box-shadow var(--duration-base) ease, background var(--duration-base) ease, transform var(--duration-base) var(--ease-out-expo);
  overflow: hidden;
}

.recipe-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--card-top-gradient);
  opacity: 0.85;
  transition: opacity var(--duration-base) ease, filter var(--duration-base) ease;
  pointer-events: none;
}

.recipe-card:hover {
  border-color: var(--card-border-hover);
  background: var(--color-bg-elevated);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.6), 0 0 28px var(--card-glow-hover), 0 0 48px var(--card-glow-secondary), inset 0 0 18px var(--card-glow-inner-hover);
  transform: translateY(-3px);
}

.recipe-card:hover::before {
  opacity: 1;
  filter: drop-shadow(0 0 6px var(--color-accent));
}

.recipe-card__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.recipe-card__text {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-8);
}

.recipe-steps {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.recipe-step {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.recipe-step__number {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-accent);
  border: 1px solid var(--color-border-active);
  border-radius: var(--radius-sm);
  padding: 2px 8px;
  flex-shrink: 0;
  margin-top: 2px;
}

.recipe-step__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}


/* ---- CONTACT SECTION ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-12);
  align-items: start;
}

.contact-form {
  position: relative;
  padding: var(--space-12);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-card);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.45), 0 0 18px var(--card-glow), inset 0 0 14px var(--card-glow-inner);
  transition: border-color var(--duration-base) ease, box-shadow var(--duration-base) ease;
  overflow: hidden;
}

.contact-form::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--card-top-gradient);
  opacity: 0.85;
  pointer-events: none;
  transition: opacity var(--duration-base) ease, filter var(--duration-base) ease;
}

.contact-form:focus-within {
  border-color: var(--card-border-hover);
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.55), 0 0 26px var(--card-glow-hover), 0 0 44px var(--card-glow-secondary), inset 0 0 18px var(--card-glow-inner-hover);
}

.contact-form:focus-within::before {
  opacity: 1;
  filter: drop-shadow(0 0 6px var(--color-accent));
}

.form-group {
  margin-bottom: var(--space-6);
}

.form-label {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.form-input,
.form-textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
  transition: border-color var(--duration-fast) ease, box-shadow var(--duration-fast) ease;
  outline: none;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}

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

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-dim);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.contact-info-card {
  position: relative;
  padding: var(--space-6);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-card);
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45), 0 0 16px var(--card-glow), inset 0 0 12px var(--card-glow-inner);
  transition: border-color var(--duration-base) ease, box-shadow var(--duration-base) ease, background var(--duration-base) ease, transform var(--duration-base) var(--ease-out-expo);
  overflow: hidden;
}

.contact-info-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--card-top-gradient);
  opacity: 0.85;
  pointer-events: none;
  transition: opacity var(--duration-base) ease, filter var(--duration-base) ease;
}

.contact-info-card:hover {
  border-color: var(--card-border-hover);
  background: var(--color-bg-elevated);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.55), 0 0 26px var(--card-glow-hover), 0 0 44px var(--card-glow-secondary), inset 0 0 16px var(--card-glow-inner-hover);
  transform: translateY(-3px);
}

.contact-info-card:hover::before {
  opacity: 1;
  filter: drop-shadow(0 0 6px var(--color-accent));
}

.contact-info-card__icon {
  width: 40px;
  height: 40px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.contact-info-card__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.contact-info-card__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.whatsapp-banner {
  margin-top: var(--space-8);
  padding: var(--space-8);
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(37, 211, 102, 0.1), rgba(37, 211, 102, 0.03));
  border: 1px solid var(--card-border);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4), 0 0 16px var(--card-glow);
  text-align: center;
  transition: border-color var(--duration-base) ease, box-shadow var(--duration-base) ease, transform var(--duration-base) var(--ease-out-expo);
}

.whatsapp-banner:hover {
  border-color: var(--card-border-hover);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.55), 0 0 24px var(--card-glow-hover);
  transform: translateY(-2px);
}

.whatsapp-banner__text {
  font-size: var(--text-lg);
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.whatsapp-banner__text strong {
  color: #25D366;
}


/* ---- FOOTER ---- */
.footer {
  position: relative;
  z-index: 10;
  padding: var(--space-8) 0 var(--space-4);
  background: rgba(10, 10, 15, 0.95);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.5);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-6);
}

.footer__brand {
  max-width: 300px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.footer__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.footer__heading {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer__links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color var(--duration-fast) ease;
}

.footer__links a:hover {
  color: var(--color-accent);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.footer__copy {
  font-size: var(--text-xs);
  color: var(--color-text-dim);
}

.footer__social {
  display: flex;
  gap: var(--space-4);
}

.footer__social a {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  transition: border-color var(--duration-fast) ease, color var(--duration-fast) ease;
}

.footer__social a:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.footer__social svg {
  width: 16px;
  height: 16px;
}


/* ---- SCROLL REVEAL ----
   Desactivado: el contenido fuera del hero es estático.
   La clase .reveal sigue en el HTML pero ya no tiene estilos ni JS asociados. */


/* ---- FLOATING WHATSAPP BUTTON ---- */
.whatsapp-float {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  z-index: 99;
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.35);
  transition: transform var(--duration-fast) var(--ease-spring), box-shadow var(--duration-fast) ease;
  animation: float-pulse 3s ease-in-out infinite;
}

.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
}

.whatsapp-float svg {
  width: 28px;
  height: 28px;
  fill: white;
}

@keyframes float-pulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.35); }
  50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.55); }
}


/* ---- SKIN TOGGLE BUTTON ---- */
.skin-toggle {
  position: fixed;
  bottom: var(--space-8);
  left: var(--space-8);
  z-index: 99;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  background: rgba(16, 16, 26, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-full);
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45), 0 0 15px var(--color-accent-soft);
  transition: transform var(--duration-fast) var(--ease-spring),
              border-color var(--duration-fast) ease,
              box-shadow var(--duration-fast) ease,
              background var(--duration-fast) ease;
  user-select: none;
}

.skin-toggle:hover {
  transform: translateY(-2px) scale(1.03);
  border-color: var(--color-border-active);
  box-shadow: 0 6px 26px rgba(0, 0, 0, 0.55), 0 0 25px var(--color-accent-glow);
}

.skin-toggle:active {
  transform: translateY(0) scale(0.98);
}

.skin-toggle__icon {
  width: 17px;
  height: 17px;
  color: var(--color-accent);
  transition: color var(--duration-fast) ease, transform 0.4s var(--ease-spring);
}

.skin-toggle:hover .skin-toggle__icon {
  transform: rotate(25deg);
}

.skin-toggle__swatch {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-secondary) 100%);
  box-shadow: 0 0 8px var(--color-accent);
  transition: background var(--duration-fast) ease, box-shadow var(--duration-fast) ease;
  flex-shrink: 0;
}

.skin-toggle__label {
  white-space: nowrap;
}

@media (max-width: 768px) {
  .skin-toggle {
    bottom: 1.25rem;
    left: 1.25rem;
    padding: 8px 12px;
    font-size: 0.76rem;
    gap: 8px;
  }
}


/* ============================================
   SKIN: ESMERALDA (Tema anterior restaurable)
   ============================================ */
[data-skin="emerald"] {
  --color-accent:         #00d4aa;
  --color-accent-glow:    rgba(0, 212, 170, 0.25);
  --color-accent-soft:    rgba(0, 212, 170, 0.08);
  --color-secondary:      #c850c0;
  --color-secondary-glow: rgba(200, 80, 192, 0.25);
  --color-secondary-soft: rgba(200, 80, 192, 0.08);
  --color-purple-light:   #4effd2;
  --color-border-active:  rgba(0, 212, 170, 0.35);
  --shadow-glow:          0 0 30px rgba(0, 212, 170, 0.25);

  /* MARCO LUMÍNICO (Emerald Skin) */
  --card-border:            rgba(0, 212, 170, 0.30);
  --card-border-hover:      rgba(0, 212, 170, 0.85);
  --card-glow:              rgba(0, 212, 170, 0.16);
  --card-glow-hover:        rgba(0, 212, 170, 0.45);
  --card-glow-secondary:    rgba(78, 255, 210, 0.30);
  --card-glow-inner:        rgba(0, 212, 170, 0.045);
  --card-glow-inner-hover:  rgba(0, 212, 170, 0.09);
  --card-top-gradient:      linear-gradient(90deg, rgba(0, 212, 170, 0.1), #00d4aa 30%, #78ffdf 70%, rgba(200, 80, 192, 0.1));
}

[data-skin="emerald"] .hero__title .accent {
  text-shadow: 0 0 35px rgba(0, 212, 170, 0.45), 0 0 70px rgba(0, 212, 170, 0.2);
}

[data-skin="emerald"] .hero__subtitle {
  background: linear-gradient(
    135deg,
    #009e75 0%,
    #00d4aa 25%,
    #4effd2 50%,
    #05c99b 75%,
    #78ffdf 90%,
    #00d4aa 100%
  );
  background-size: 300% 300%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: emeraldGlowGradient 8s ease-in-out infinite alternate;
  filter: drop-shadow(0 0 35px rgba(0, 212, 170, 0.35));
}

@keyframes emeraldGlowGradient {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

[data-skin="emerald"] .nav__cta {
  background: var(--color-accent);
  color: var(--color-bg) !important;
  box-shadow: 0 2px 14px rgba(0, 212, 170, 0.3);
}

[data-skin="emerald"] .nav__cta:hover {
  background: #17eec0;
  box-shadow: 0 0 26px rgba(0, 212, 170, 0.6), 0 0 45px rgba(0, 212, 170, 0.35);
}

[data-skin="emerald"] .btn--primary {
  background: var(--color-accent);
  color: var(--color-bg);
  box-shadow: 0 4px 18px rgba(0, 212, 170, 0.3);
}

[data-skin="emerald"] .btn--primary:hover {
  background: #17eec0;
  box-shadow: 0 6px 28px rgba(0, 212, 170, 0.55);
}

[data-skin="emerald"] .stat__number {
  background: linear-gradient(135deg, #00d4aa 0%, #78ffdf 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 16px rgba(0, 212, 170, 0.3));
}

[data-skin="emerald"] .nav__logo:hover .nav__logo-text,
[data-skin="emerald"] .nav__logo.hovered .nav__logo-text,
[data-skin="emerald"] .nav__links a:not(.nav__cta):hover {
  text-shadow: 0 0 14px rgba(0, 212, 170, 0.5);
}

[data-skin="emerald"] .section__title {
  background: linear-gradient(
    135deg,
    #00d4aa 0%,
    #4effd2 22%,
    #c850c0 45%,
    #00b894 68%,
    #78ffdf 85%,
    #00d4aa 100%
  );
  background-size: 260% 260%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: sectionTitleGradientEmerald 9s ease-in-out infinite alternate;
  filter: drop-shadow(0 0 24px rgba(0, 212, 170, 0.22)) drop-shadow(0 0 16px rgba(200, 80, 192, 0.18));
}

@keyframes sectionTitleGradientEmerald {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}



/* ---- prefers-reduced-motion ---- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}


/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: 1fr;
  }

  .service-card--wide {
    grid-column: span 1;
    grid-template-columns: 1fr;
  }

  .field-service {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .recipe-section {
    grid-template-columns: 1fr;
  }

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

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .stats-bar__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }
}

@media (max-width: 768px) {
  .nav__links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(10, 10, 15, 0.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-8);
  }

  .nav__links.active {
    display: flex;
  }

  .nav__links a {
    font-size: var(--text-2xl);
  }

  .nav__toggle {
    display: flex;
  }

  .hero {
    padding: 140px 0 80px;
  }

  .hero__title {
    font-size: clamp(2.5rem, 10vw, 4rem);
  }

  .hero__actions {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
  }

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

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

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }

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

  .section--services,
  .section--products,
  .section--lenses,
  .section--field-service,
  .section--recipe,
  .section--contact {
    padding: var(--space-16) 0;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: 2.2rem;
  }

  .stat__number {
    font-size: var(--text-3xl);
  }

  .stats-bar__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
  }

  .field-service__badge {
    position: relative;
    bottom: 0;
    right: 0;
    margin-top: var(--space-4);
  }
}