/* ============================================
   SOLAR CAD — PREMIUM DARK MODE STYLESHEET
   Color: Cian #06B6D4 | RGB: 6, 182, 212
   ============================================ */

/* ---- GOOGLE FONTS ---- */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap');

/* ---- CSS VARIABLES ---- */
:root {
  /* Blue gradient scale — matches Solar CAD logo */
  --primary-50: #eff6ff;
  --primary-100: #dbeafe;
  --primary-200: #bfdbfe;
  --primary-300: #93c5fd;
  --primary-400: #60a5fa;
  --primary-500: #3b82f6;
  --primary-600: #2563eb;
  --primary-700: #1d4ed8;
  --primary-800: #1e3a8a;
  --primary-900: #1e2e6e;
  /* Sky blue accent for gradient highlights */
  --sky-400: #38bdf8;
  --sky-300: #7dd3fc;
  --primary-rgb: 37, 99, 235;

  /* Backgrounds */
  --bg-primary: #000000;
  --bg-secondary: #09090b;
  --bg-tertiary: #18181b;
  --bg-card: #111113;

  /* Text */
  --text-primary: #ffffff;
  --text-secondary: #e4e4e7;
  --text-tertiary: #a1a1aa;
  --text-quaternary: #71717a;

  /* Accents */
  --success: #22c55e;
  --info: #3b82f6;
  --warning: #f59e0b;
  --danger: #ef4444;

  /* Spacing */
  --section-py: 120px;
  --container-max: 1200px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.7;
}

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

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

ul {
  list-style: none;
}

input,
textarea,
select,
button {
  font-family: inherit;
}

/* ---- CONTAINER ---- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- PARTICLES ---- */
.particles-container {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: rgba(var(--primary-rgb), 0.6);
  animation: float-particle 20s infinite ease-in-out;
  will-change: transform, opacity;
}

@keyframes float-particle {

  0%,
  100% {
    transform: translate(0, 0);
    opacity: 0.3;
  }

  25% {
    transform: translate(80px, -120px);
    opacity: 0.7;
  }

  50% {
    transform: translate(-40px, -220px);
    opacity: 0.5;
  }

  75% {
    transform: translate(-100px, -100px);
    opacity: 0.7;
  }
}

/* ---- TYPOGRAPHY ---- */
.gradient-text {
  background: linear-gradient(135deg, #1e40e8 0%, #3b82f6 50%, #29b6f6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h1 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

h2 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  line-height: 1.2;
}

h3 {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 600;
  line-height: 1.3;
}

/* ---- GLASS CARD ---- */
.glass-card {
  background: linear-gradient(135deg, rgba(var(--primary-rgb), 0.08) 0%, rgba(var(--primary-rgb), 0.03) 50%, rgba(var(--primary-rgb), 0.07) 100%);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid rgba(var(--primary-rgb), 0.15);
  border-radius: 20px;
  transition: all 0.4s var(--ease-out);
}

.glass-card:hover {
  border-color: rgba(var(--primary-rgb), 0.35);
  box-shadow: 0 25px 50px -12px rgba(var(--primary-rgb), 0.25), 0 0 80px rgba(var(--primary-rgb), 0.08);
  transform: translateY(-4px);
}

/* ---- BUTTONS ---- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--primary-700) 0%, var(--primary-600) 25%, var(--primary-500) 50%, var(--primary-400) 75%, var(--primary-500) 100%);
  background-size: 200% 200%;
  animation: gradient-shift 4s ease infinite;
  color: #fff;
  font-weight: 600;
  font-size: 16px;
  padding: 15px 32px;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  box-shadow: 0 0 0 1px rgba(var(--primary-rgb), 0.4), 0 4px 24px rgba(var(--primary-rgb), 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transition: all 0.3s var(--ease-out);
  will-change: transform;
}

.btn-primary:hover {
  transform: translateY(-2px) scale(1.02);
  filter: brightness(1.1);
  box-shadow: 0 0 0 2px rgba(var(--primary-rgb), 0.7), 0 8px 40px rgba(var(--primary-rgb), 0.5);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 16px;
  padding: 15px 32px;
  border-radius: 12px;
  border: 1px solid rgba(var(--primary-rgb), 0.3);
  background: rgba(var(--primary-rgb), 0.05);
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
}

.btn-outline:hover {
  border-color: rgba(var(--primary-rgb), 0.7);
  background: rgba(var(--primary-rgb), 0.12);
  color: #fff;
  transform: translateY(-2px);
}

.btn-large {
  font-size: 18px;
  padding: 18px 42px;
  border-radius: 14px;
}

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

.pulse-glow {
  animation: pulse-glow 3s ease-in-out infinite, gradient-shift 4s ease infinite;
}

/* ---- SECTION COMMON ---- */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--primary-400);
  background: rgba(var(--primary-rgb), 0.1);
  border: 1px solid rgba(var(--primary-rgb), 0.25);
  border-radius: 100px;
  padding: 8px 16px;
  margin-bottom: 20px;
}

.section-title {
  font-size: clamp(32px, 5vw, 48px);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 18px;
  color: var(--text-tertiary);
  max-width: 620px;
  margin: 0 auto;
}

/* ---- KEYFRAMES ---- */
@keyframes gradient-shift {

  0%,
  100% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }
}

@keyframes float {

  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }

  25% {
    transform: translateY(-20px) rotate(2deg);
  }

  50% {
    transform: translateY(-10px) rotate(-2deg);
  }

  75% {
    transform: translateY(-30px) rotate(1deg);
  }
}

@keyframes pulse-glow {

  0%,
  100% {
    box-shadow: 0 0 0 1px rgba(var(--primary-rgb), 0.5), 0 4px 24px rgba(var(--primary-rgb), 0.4), 0 0 60px rgba(var(--primary-rgb), 0.2);
  }

  50% {
    box-shadow: 0 0 0 2px rgba(var(--primary-rgb), 0.8), 0 8px 40px rgba(var(--primary-rgb), 0.6), 0 0 90px rgba(var(--primary-rgb), 0.4);
  }
}

@keyframes fade-in-up {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scale-in {
  from {
    opacity: 0;
    transform: scale(0.85);
  }

  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes spin-slow {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

@keyframes marquee {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-50%);
  }
}

/* ---- NAVBAR ---- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: all 0.35s ease;
}

.navbar.scrolled {
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(var(--primary-rgb), 0.12);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.5);
  padding: 14px 0;
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  display: flex;
  align-items: center;
}

.logo-text {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  font-size: 22px;
  color: var(--text-primary);
}

.logo-accent {
  color: #60a5fa;
}

/* Logo image */
.logo-img {
  height: 44px;
  width: auto;
  display: block;
  object-fit: contain;
  filter: brightness(1.05);
}

.nav-logo {
  gap: 0;
}

/* About section logo */
.about-logo-img-wrap {
  width: 200px;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at center, rgba(37, 99, 235, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  border: 1.5px solid rgba(37, 99, 235, 0.25);
  padding: 20px;
}

.about-logo-img {
  width: 100%;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 0 16px rgba(37, 99, 235, 0.5));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  color: var(--text-tertiary);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 8px;
  position: relative;
  transition: color 0.3s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--primary-500);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: width 0.3s ease;
}

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

.nav-link:hover::after {
  width: 60%;
}

.btn-nav {
  background: rgba(var(--primary-rgb), 0.12);
  border: 1px solid rgba(var(--primary-rgb), 0.35);
  color: var(--primary-400);
  font-size: 14px;
  font-weight: 600;
  padding: 9px 20px;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-nav:hover {
  background: rgba(var(--primary-rgb), 0.25);
  border-color: var(--primary-400);
  color: #fff;
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* ---- NAVBAR NEW additions ---- */
.logo-text-wrap {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.logo-sub {
  font-family: 'Inter', sans-serif;
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-quaternary);
  margin-top: 3px;
}

/* CTA amarillo del navbar */
.btn-nav-cta {
  display: inline-flex;
  align-items: center;
  background: linear-gradient(135deg, #f59e0b, #f97316);
  color: #000;
  font-size: 14px;
  font-weight: 700;
  padding: 10px 22px;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  box-shadow: 0 4px 20px rgba(245, 158, 11, 0.4);
  transition: all 0.3s var(--ease-out);
  flex-shrink: 0;
}

.btn-nav-cta:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 8px 32px rgba(245, 158, 11, 0.6);
  filter: brightness(1.08);
}

/* ---- HERO — Full screen centered ---- */
.hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 0;
}

/* Fondo SVG de estación de trabajo de ingeniería */
.hero-bg-img {
  position: absolute;
  inset: 0;
  background-color: #050d1f;
  overflow: hidden;
}

/* El SVG inline llena todo el contenedor */
.hero-bg-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}

/* Overlay azul oscuro — más oscuro abajo para las cards, más claro arriba para el título */
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg,
      rgba(8, 18, 50, 0.65) 0%,
      rgba(10, 22, 58, 0.70) 40%,
      rgba(6, 15, 45, 0.82) 70%,
      rgba(5, 12, 38, 0.90) 100%);
}


/* Contenedor central del hero */
.hero-center-wrap {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  padding: 120px 24px 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

/* Título principal grande */
.hero-title-new {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 800;
  font-size: clamp(40px, 6.5vw, 80px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: #ffffff;
  margin-bottom: 22px;
  animation: fade-in-up 0.9s var(--ease-out) 0.1s both;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.4);
}

.hero-title-accent {
  color: #ffffff;
}

/* Subtítulo */
.hero-sub-new {
  font-size: clamp(16px, 2vw, 20px);
  color: rgba(255, 255, 255, 0.75);
  max-width: 560px;
  margin-bottom: 36px;
  line-height: 1.6;
  animation: fade-in-up 0.9s var(--ease-out) 0.25s both;
}

/* Botón CTA principal amarillo */
.btn-hero-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #f59e0b 0%, #f97316 100%);
  color: #000000;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  font-size: 18px;
  padding: 16px 42px;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 30px rgba(245, 158, 11, 0.45);
  transition: all 0.3s var(--ease-out);
  margin-bottom: 56px;
  animation: scale-in 0.7s var(--ease-spring) 0.4s both;
  will-change: transform;
}

.btn-hero-cta:hover {
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 10px 48px rgba(245, 158, 11, 0.65);
  filter: brightness(1.07);
}

@keyframes pulse-glow-amber {

  0%,
  100% {
    box-shadow: 0 4px 30px rgba(245, 158, 11, 0.45);
  }

  50% {
    box-shadow: 0 4px 50px rgba(245, 158, 11, 0.75), 0 0 80px rgba(245, 158, 11, 0.3);
  }
}

.pulse-glow-amber {
  animation: pulse-glow-amber 2.5s ease-in-out infinite;
}

/* 3 Cards de beneficios en la parte inferior del hero */
.hero-cards-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  width: 100%;
  max-width: 860px;
  animation: fade-in-up 1s var(--ease-out) 0.6s both;
}

.hero-benefit-card {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 16px;
  padding: 24px 20px;
  text-align: center;
  transition: all 0.35s var(--ease-out);
}

.hero-benefit-card:hover {
  background: rgba(255, 255, 255, 0.13);
  border-color: rgba(245, 158, 11, 0.4);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
}

.hero-card-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, #f59e0b, #f97316);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  box-shadow: 0 4px 16px rgba(245, 158, 11, 0.4);
}

.hero-card-title {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-weight: 700;
  font-size: 15px;
  color: #ffffff;
  margin-bottom: 8px;
}

.hero-card-desc {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.5;
}



.hero-bg-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -55%);
  width: 900px;
  height: 700px;
  background: radial-gradient(ellipse at center, rgba(var(--primary-rgb), 0.12) 0%, rgba(var(--primary-rgb), 0.04) 50%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
  padding: 60px 24px;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary-300);
  background: rgba(var(--primary-rgb), 0.1);
  border: 1px solid rgba(var(--primary-rgb), 0.3);
  border-radius: 100px;
  padding: 8px 18px;
  margin-bottom: 28px;
  animation: fade-in-up 0.8s var(--ease-out) 0.1s both;
}

.hero-title {
  font-size: clamp(48px, 7vw, 76px);
  margin-bottom: 24px;
  animation: fade-in-up 0.8s var(--ease-out) 0.2s both;
}

.hero-subtitle {
  font-size: 18px;
  color: var(--text-tertiary);
  max-width: 500px;
  margin-bottom: 36px;
  line-height: 1.7;
  animation: fade-in-up 0.8s var(--ease-out) 0.35s both;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
  animation: scale-in 0.6s var(--ease-spring) 0.5s both;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
  animation: fade-in-up 0.8s var(--ease-out) 0.65s both;
}

.stat {
  text-align: center;
}

.stat-num {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 32px;
  font-weight: 800;
  color: var(--primary-400);
  line-height: 1;
}

.stat span {
  font-size: 24px;
  color: var(--primary-400);
  font-weight: 700;
}

.stat-label {
  font-size: 12px;
  color: var(--text-quaternary);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(var(--primary-rgb), 0.2);
}

/* HERO VISUAL */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  animation: fade-in-up 1.2s var(--ease-out) 0.4s both;
}

.hero-sphere-wrap {
  position: relative;
  width: 420px;
  height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sphere {
  width: 320px;
  height: 320px;
  position: relative;
  animation: float 7s ease-in-out infinite;
  z-index: 2;
  will-change: transform;
}

.sphere-inner {
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at 35% 30%, rgba(var(--primary-rgb), 0.18) 0%, rgba(var(--primary-rgb), 0.06) 60%, transparent 100%);
  border-radius: 50%;
  border: 1.5px solid rgba(var(--primary-rgb), 0.3);
  box-shadow: 0 0 80px rgba(var(--primary-rgb), 0.25), 0 0 150px rgba(var(--primary-rgb), 0.15), inset 0 0 60px rgba(var(--primary-rgb), 0.1);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px;
  overflow: hidden;
}

.sphere-svg {
  opacity: 0.9;
}

.sphere-glow {
  position: absolute;
  inset: -30px;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(var(--primary-rgb), 0.2) 0%, transparent 65%);
  pointer-events: none;
}

.orbit {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(var(--primary-rgb), 0.15);
  animation: spin-slow linear infinite;
}

.orbit-1 {
  width: 380px;
  height: 380px;
  animation-duration: 18s;
  border-style: dashed;
}

.orbit-2 {
  width: 430px;
  height: 430px;
  animation-duration: 28s;
  animation-direction: reverse;
  border-style: dotted;
  opacity: 0.6;
}

/* ---- SOCIAL PROOF ---- */
.social-proof {
  padding: 50px 0;
  border-top: 1px solid rgba(var(--primary-rgb), 0.08);
  border-bottom: 1px solid rgba(var(--primary-rgb), 0.08);
  background: rgba(var(--primary-rgb), 0.02);
  position: relative;
  overflow: hidden;
}

.social-proof-label {
  text-align: center;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-quaternary);
  margin-bottom: 24px;
}

.logos-marquee {
  overflow: hidden;
}

.logos-track {
  display: flex;
  gap: 48px;
  width: max-content;
  animation: marquee 20s linear infinite;
}

.partner-logo {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-quaternary);
  white-space: nowrap;
  padding: 8px 20px;
  border: 1px solid rgba(var(--primary-rgb), 0.1);
  border-radius: 8px;
  background: rgba(var(--primary-rgb), 0.04);
  transition: all 0.3s ease;
}

.partner-logo:hover {
  color: var(--primary-400);
  border-color: rgba(var(--primary-rgb), 0.4);
  background: rgba(var(--primary-rgb), 0.1);
}

/* ---- SERVICIOS ---- */
.servicios {
  padding: var(--section-py) 0;
  position: relative;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* FLIP CARDS */
.service-card-flip {
  perspective: 1200px;
  height: 340px;
  cursor: pointer;
}

.service-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card-flip:hover .service-card-inner,
.service-card-flip.flipped .service-card-inner {
  transform: rotateY(180deg);
}

.service-card-front,
.service-card-back {
  position: absolute;
  inset: 0;
  border-radius: 20px;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  overflow: hidden;
}

/* FRONT */
.service-card-front {
  background: var(--bg-tertiary);
  border: 1px solid rgba(var(--primary-rgb), 0.12);
}

.service-img-art {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  position: relative;
}

.art-unifilar {
  background: radial-gradient(ellipse at center, rgba(6, 182, 212, 0.08) 0%, transparent 70%);
}

.art-memoria {
  background: radial-gradient(ellipse at center, rgba(6, 182, 212, 0.06) 0%, transparent 70%);
}

.art-planos {
  background: radial-gradient(ellipse at top-left, rgba(6, 182, 212, 0.08) 0%, transparent 70%);
}

.art-trayectorias {
  background: radial-gradient(ellipse at center, rgba(249, 115, 22, 0.05) 0%, rgba(6, 182, 212, 0.06) 50%, transparent 70%);
}

.art-render3d {
  background: radial-gradient(ellipse at top, rgba(6, 182, 212, 0.1) 0%, transparent 70%);
}

.art-modelado {
  background: radial-gradient(ellipse at center, rgba(6, 182, 212, 0.08) 0%, transparent 70%);
}

.service-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px 24px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, transparent 100%);
}

.service-title-front {
  font-size: 18px;
  color: #fff;
  font-weight: 700;
}

/* BACK */
.service-card-back {
  transform: rotateY(180deg);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.1) 0%, rgba(9, 9, 11, 0.95) 100%);
  border: 1px solid rgba(var(--primary-rgb), 0.3);
}

.service-icon-back {
  font-size: 32px;
}

.service-title-back {
  font-size: 20px;
  color: var(--text-primary);
}

.service-description {
  font-size: 14px;
  color: var(--text-tertiary);
  line-height: 1.6;
}

.service-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.feature-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  color: var(--primary-300);
  background: rgba(var(--primary-rgb), 0.12);
  border: 1px solid rgba(var(--primary-rgb), 0.25);
  border-radius: 6px;
  padding: 4px 10px;
}

/* ---- SHOWCASE ---- */
.showcase {
  padding: var(--section-py) 0;
  background: linear-gradient(180deg, transparent 0%, var(--bg-secondary) 30%, var(--bg-secondary) 70%, transparent 100%);
}

.showcase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.showcase-card {
  padding: 36px 28px;
}

.showcase-icon {
  font-size: 40px;
  margin-bottom: 16px;
}

.showcase-card h3 {
  font-size: 22px;
  margin-bottom: 12px;
}

.showcase-card p {
  color: var(--text-tertiary);
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: 20px;
}

.showcase-stats {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.s-stat {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: var(--primary-400);
  background: rgba(var(--primary-rgb), 0.1);
  padding: 5px 12px;
  border-radius: 8px;
  border: 1px solid rgba(var(--primary-rgb), 0.2);
}

.s-num {
  font-weight: 700;
}

/* Metrics bar */
.metrics-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 36px 40px;
  gap: 0;
}

.metric-item {
  text-align: center;
  padding: 0 20px;
}

.metric-num {
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 42px;
  font-weight: 800;
  color: var(--primary-400);
  line-height: 1;
}

.metric-unit {
  font-size: 28px;
  color: var(--primary-300);
  font-weight: 700;
}

.metric-label {
  font-size: 13px;
  color: var(--text-quaternary);
  margin-top: 8px;
}

.metric-divider {
  width: 1px;
  background: rgba(var(--primary-rgb), 0.15);
  margin: 8px 0;
}

/* ---- NOSOTROS ---- */
.nosotros {
  padding: var(--section-py) 0;
}

.nosotros-inner {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 80px;
  align-items: center;
}

.nosotros-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.about-logo-wrap {
  position: relative;
}

.about-logo-ring {
  animation: float 8s ease-in-out infinite;
}

.about-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(var(--primary-rgb), 0.25) 0%, transparent 65%);
  pointer-events: none;
}

.nosotros-badges {
  display: flex;
  flex-direction: column;
  gap: 10px;
  width: 100%;
}

.n-badge {
  font-size: 13px;
  font-weight: 500;
  color: var(--primary-300);
  background: rgba(var(--primary-rgb), 0.08);
  border: 1px solid rgba(var(--primary-rgb), 0.2);
  border-radius: 10px;
  padding: 10px 16px;
  text-align: center;
}

.nosotros-content .section-badge {
  display: inline-flex;
}

.nosotros-content .section-title {
  text-align: left;
}

.nosotros-text {
  color: var(--text-tertiary);
  font-size: 16px;
  line-height: 1.8;
  margin-bottom: 16px;
}

.nosotros-text strong {
  color: var(--text-secondary);
}

.nosotros-valores {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 8px;
}

.valor-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.valor-icon {
  font-size: 24px;
  flex-shrink: 0;
}

.valor-item strong {
  display: block;
  color: var(--text-primary);
  font-size: 15px;
  margin-bottom: 2px;
}

.valor-item p {
  font-size: 14px;
  color: var(--text-tertiary);
  margin: 0;
}

/* ---- TESTIMONIOS ---- */
.testimonios {
  padding: var(--section-py) 0;
  background: linear-gradient(180deg, transparent 0%, rgba(var(--primary-rgb), 0.03) 50%, transparent 100%);
}

.testimonios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testi-card {
  padding: 32px;
}

.testi-stars {
  color: var(--primary-400);
  font-size: 18px;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.testi-quote {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 24px;
  position: relative;
}

.testi-quote::before {
  content: '"';
  font-size: 60px;
  color: rgba(var(--primary-rgb), 0.2);
  font-family: 'Plus Jakarta Sans', sans-serif;
  line-height: 1;
  position: absolute;
  top: -10px;
  left: -8px;
}

.testi-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testi-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-700), var(--primary-500));
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
  border: 2px solid rgba(var(--primary-rgb), 0.4);
}

.testi-name {
  font-weight: 600;
  font-size: 14px;
  color: var(--text-primary);
}

.testi-role {
  font-size: 12px;
  color: var(--text-quaternary);
  margin-top: 2px;
}

/* ---- CTA FINAL ---- */
.cta-final {
  padding: 120px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-glow-bg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 500px;
  background: radial-gradient(ellipse at center, rgba(var(--primary-rgb), 0.18) 0%, rgba(var(--primary-rgb), 0.06) 50%, transparent 70%);
  pointer-events: none;
}

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

.cta-title {
  font-size: clamp(28px, 5vw, 52px);
  margin: 20px 0 20px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.cta-subtitle {
  font-size: 18px;
  color: var(--text-tertiary);
  max-width: 500px;
  margin: 0 auto 40px;
}

.cta-note {
  font-size: 13px;
  color: var(--text-quaternary);
  margin-top: 20px;
}

/* ---- CONTACTO ---- */
.contacto {
  padding: var(--section-py) 0;
}

.contacto-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 40px;
  align-items: start;
}

.contacto-form {
  padding: 40px;
}

.form-group {
  margin-bottom: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-tertiary);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: rgba(var(--primary-rgb), 0.05);
  border: 1px solid rgba(var(--primary-rgb), 0.15);
  border-radius: 10px;
  padding: 12px 16px;
  color: var(--text-primary);
  font-size: 15px;
  outline: none;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: rgba(var(--primary-rgb), 0.6);
  background: rgba(var(--primary-rgb), 0.08);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.12);
}

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

.form-group select option {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.checkboxes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.check-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: 8px 12px;
  border: 1px solid rgba(var(--primary-rgb), 0.1);
  border-radius: 8px;
  transition: all 0.2s ease;
}

.check-label:hover {
  border-color: rgba(var(--primary-rgb), 0.4);
  color: var(--text-secondary);
}

.check-label input[type="checkbox"] {
  width: 14px;
  height: 14px;
  accent-color: var(--primary-500);
}

.contacto-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.info-card {
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.info-icon {
  font-size: 28px;
  flex-shrink: 0;
}

.info-card h4 {
  font-size: 14px;
  color: var(--text-tertiary);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.info-card p {
  font-size: 16px;
  color: var(--text-primary);
  font-weight: 500;
}

/* ---- FOOTER ---- */
.footer {
  padding: 80px 0 0;
  border-top: 1px solid rgba(var(--primary-rgb), 0.1);
  background: var(--bg-secondary);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 60px;
  padding-bottom: 60px;
}

.footer-brand .footer-desc {
  font-size: 14px;
  color: var(--text-quaternary);
  line-height: 1.7;
  max-width: 280px;
  margin-bottom: 20px;
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(var(--primary-rgb), 0.08);
  border: 1px solid rgba(var(--primary-rgb), 0.15);
  border-radius: 10px;
  font-size: 18px;
  transition: all 0.3s ease;
}

.social-link:hover {
  background: rgba(var(--primary-rgb), 0.2);
  border-color: rgba(var(--primary-rgb), 0.5);
  transform: translateY(-2px);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.footer-col h5 {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
  margin-bottom: 16px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  font-size: 14px;
  color: var(--text-quaternary);
  transition: color 0.2s ease;
}

.footer-col a:hover {
  color: var(--primary-400);
}

.footer-bottom {
  border-top: 1px solid rgba(var(--primary-rgb), 0.08);
  padding: 24px;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: var(--text-quaternary);
}

/* ---- REVEAL ANIMATION ---- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

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

/* ---- RESPONSIVE ---- */
@media (max-width: 1023px) {
  :root {
    --section-py: 80px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
    padding: 80px 24px 60px;
  }

  .hero-content {
    align-items: center;
  }

  .hero-visual {
    margin-top: 40px;
  }

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

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

  .metrics-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .metric-divider {
    display: none;
  }

  .nosotros-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .nosotros-content .section-title {
    text-align: center;
  }

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

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

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 767px) {
  :root {
    --section-py: 60px;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(var(--primary-rgb), 0.15);
    padding: 20px;
    gap: 4px;
  }

  .nav-links.open {
    display: flex;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .hero-title {
    font-size: 40px;
  }

  .sphere {
    width: 240px;
    height: 240px;
  }

  .hero-sphere-wrap {
    width: 280px;
    height: 280px;
  }

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

  .service-card-flip {
    height: 300px;
  }

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

  .metrics-bar {
    grid-template-columns: repeat(2, 1fr);
    padding: 24px;
  }

  .metric-num {
    font-size: 30px;
  }

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

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

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

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

  .orbit-1,
  .orbit-2 {
    display: none;
  }

  .particle:nth-child(n+20) {
    display: none;
  }
}