/* 
  Impulso Industrial - Web Stylesheet
  Theme: Industrial Control & SCADA Telemetry (Deep Teal, Cyan & Tech Emerald)
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Outfit:wght@400;500;600;700;800&display=swap');

/* Brand Design Tokens */
:root {
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Color Palette - Turquesa/Cian Gradiente from Flyers */
  --bg-primary: #07111a;
  --bg-secondary: #0b1a29;
  --bg-tertiary: #12283c;
  
  --accent-cyan: #00d2f0;      /* Cian Eléctrico */
  --accent-teal: #008f9a;      /* Turquesa Medio */
  --accent-emerald: #00f5a0;   /* Verde Control/OK */
  --accent-alert: #ff5252;     /* Rojo Alerta/Falla */
  
  --accent-gradient: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-teal) 100%);
  --accent-gradient-glow: linear-gradient(135deg, rgba(0, 210, 240, 0.3) 0%, rgba(0, 143, 154, 0.3) 100%);

  --text-light: #f1f7fc;
  --text-muted: #8fa0b5;
  --text-dark: #07111a;

  --border-glass: rgba(0, 210, 240, 0.12);
  --bg-glass: rgba(11, 26, 41, 0.65);
  --bg-glass-hover: rgba(18, 40, 60, 0.75);

  --shadow-neon: 0 0 25px rgba(0, 210, 240, 0.25);
  --shadow-neon-hover: 0 0 35px rgba(0, 245, 160, 0.45);
  --shadow-alert: 0 0 25px rgba(255, 82, 82, 0.3);
  
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.2s ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-light);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.02em;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-fast);
}

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

ul {
  list-style: none;
}

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

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent-cyan);
}

/* Layout Utilities & Container */
.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section-padding {
  padding: 100px 0;
}

.text-gradient {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Header & Glass Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  display: flex;
  align-items: center;
  z-index: 1000;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-glass);
  background-color: rgba(7, 17, 26, 0.7);
  transition: var(--transition-smooth);
}

.header.scrolled {
  height: 70px;
  background-color: rgba(7, 17, 26, 0.95);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: -0.03em;
}

.logo-svg {
  width: 38px;
  height: 38px;
  fill: var(--text-light);
  transition: var(--transition-smooth);
}

.logo:hover .logo-svg {
  transform: rotate(5deg) scale(1.05);
}

.nav-menu {
  display: flex;
  gap: 25px;
  align-items: center;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 5px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-light);
}

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

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: none;
  outline: none;
  gap: 8px;
}

.btn-primary {
  background: var(--accent-gradient);
  color: var(--text-light);
  box-shadow: var(--shadow-neon);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-neon-hover);
  filter: brightness(1.1);
}

.btn-secondary {
  background: transparent;
  color: var(--text-light);
  border: 1px solid var(--border-glass);
}

.btn-secondary:hover {
  background: rgba(0, 210, 240, 0.05);
  border-color: var(--accent-cyan);
  transform: translateY(-2px);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--text-light);
  font-size: 1.5rem;
}

/* Background Grid & Ambient Glow */
.ambient-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  background: var(--accent-gradient-glow);
  filter: blur(140px);
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
  opacity: 0.4;
}

.glow-1 {
  top: -10%;
  right: -10%;
}

.glow-2 {
  bottom: 15%;
  left: -15%;
}

.grid-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(0, 210, 240, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 210, 240, 0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: -2;
  pointer-events: none;
}

/* Hero Section */
.hero-section {
  position: relative;
  display: flex;
  align-items: center;
  padding: 140px 0 60px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 50px;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.6rem;
  line-height: 1.15;
  margin-bottom: 25px;
  letter-spacing: -0.03em;
}

.hero-content p {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 35px;
  max-width: 580px;
}

.hero-buttons {
  display: flex;
  gap: 20px;
}

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

.hero-banner-img {
  width: 100%;
  height: auto;
  border-radius: 16px;
  box-shadow: var(--shadow-neon);
}

/* Services Section */
.section-title-wrapper {
  text-align: center;
  margin-bottom: 60px;
}

.section-subtitle {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin-bottom: 10px;
  display: block;
}

.section-title {
  font-size: 2.5rem;
  color: var(--text-light);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.service-card {
  background-color: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  padding: 40px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--accent-gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition-smooth);
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 210, 240, 0.3);
  background-color: var(--bg-glass-hover);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  background: rgba(0, 210, 240, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 25px;
  color: var(--accent-cyan);
  font-size: 1.5rem;
  transition: var(--transition-smooth);
}

.service-card:hover .service-icon {
  background: var(--accent-gradient);
  color: var(--text-light);
  box-shadow: var(--shadow-neon);
}

.service-card h3 {
  font-size: 1.4rem;
  margin-bottom: 15px;
}

.service-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.service-features {
  border-top: 1px solid var(--border-glass);
  padding-top: 20px;
}

.service-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.service-feature-item i {
  color: var(--accent-emerald);
}



/* ==========================================
   SCADA Software Showcase Styles
   ========================================== */
.scada-showcase-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 50px;
  align-items: center;
}

.scada-image-wrapper {
  background: #050b11;
  border: 1px solid var(--border-glass);
  border-radius: 12px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5), 0 0 30px rgba(0, 210, 240, 0.15);
  overflow: hidden;
  position: relative;
}

.scada-window-header {
  height: 36px;
  background-color: #0b1a29;
  border-bottom: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 8px;
}

.window-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.window-dot.red { background-color: #ff5f56; }
.window-dot.yellow { background-color: #ffbd2e; }
.window-dot.green { background-color: #27c93f; }

.window-title {
  font-family: monospace;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-left: auto;
  margin-right: auto;
  letter-spacing: 0.05em;
}

.scada-app-img {
  width: 100%;
  display: block;
  transition: var(--transition-smooth);
}

.scada-app-img:hover {
  filter: brightness(1.05);
}

.scada-info-panel h3 {
  font-size: 1.8rem;
  margin-bottom: 20px;
}

.scada-info-panel > p {
  color: var(--text-muted);
  margin-bottom: 30px;
  font-size: 1rem;
}

.scada-specs-list {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.scada-spec-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.spec-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: rgba(0, 210, 240, 0.12);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
  box-shadow: 0 0 15px rgba(0, 210, 240, 0.1);
}

.spec-text h4 {
  font-size: 1.1rem;
  margin-bottom: 5px;
  color: var(--text-light);
}

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

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  max-width: 900px;
  margin: 0 auto;
}

.contact-card {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: 16px;
  padding: 30px;
  display: flex;
  align-items: flex-start;
  gap: 20px;
}

.contact-icon {
  width: 50px;
  height: 50px;
  border-radius: 10px;
  background: rgba(0, 210, 240, 0.1);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.contact-details h4 {
  font-size: 1.1rem;
  margin-bottom: 5px;
}

.contact-details p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.contact-details a {
  color: var(--accent-cyan);
  font-weight: 500;
}

.contact-details a:hover {
  text-decoration: underline;
}

.contact-form-panel {
  background: var(--bg-glass);
  border: 1px solid var(--border-glass);
  border-radius: 20px;
  padding: 40px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 20px;
}

.form-control-wrapper {
  margin-bottom: 20px;
}

.form-control-wrapper label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.form-input, .form-textarea, .form-select {
  width: 100%;
  background: rgba(7, 17, 26, 0.5);
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  padding: 14px 16px;
  color: var(--text-light);
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--accent-cyan);
  background: rgba(7, 17, 26, 0.8);
  outline: none;
  box-shadow: 0 0 10px rgba(0, 210, 240, 0.15);
}

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

.upload-area {
  border: 2px dashed var(--border-glass);
  background: rgba(255, 255, 255, 0.01);
  border-radius: 8px;
  padding: 30px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition-fast);
  margin-bottom: 25px;
}

.upload-area:hover, .upload-area.dragover {
  border-color: var(--accent-emerald);
  background: rgba(0, 245, 160, 0.03);
}

.upload-icon {
  font-size: 2rem;
  color: var(--text-muted);
  margin-bottom: 12px;
  transition: var(--transition-fast);
}

.upload-area:hover .upload-icon {
  color: var(--accent-emerald);
  transform: translateY(-2px);
}

.upload-text {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.upload-text span {
  color: var(--accent-emerald);
  font-weight: 600;
}

.uploaded-files-list {
  margin-top: 15px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.file-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  border-radius: 6px;
  padding: 8px 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.file-name {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-light);
}

.file-remove {
  background: transparent;
  border: none;
  color: #ff6b6b;
  cursor: pointer;
  font-size: 1rem;
}

/* Footer Section */
.footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-glass);
  padding: 80px 0 30px 0;
  position: relative;
  overflow: hidden;
}

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

.footer-brand p {
  color: var(--text-muted);
  margin-top: 15px;
  margin-bottom: 20px;
  font-size: 0.95rem;
}

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

.social-btn {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  border: 1px solid var(--border-glass);
  background: rgba(255, 255, 255, 0.02);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: var(--transition-fast);
}

.social-btn:hover {
  background: var(--accent-gradient);
  color: var(--text-light);
  border-color: transparent;
  transform: translateY(-2px);
}

.footer-col h4 {
  font-size: 1.1rem;
  margin-bottom: 25px;
  position: relative;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 30px;
  height: 2px;
  background: var(--accent-cyan);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.95rem;
}

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

.newsletter-form {
  display: flex;
  gap: 8px;
  margin-top: 15px;
}

.newsletter-form input {
  flex: 1;
  background: rgba(7, 17, 26, 0.6);
  border: 1px solid var(--border-glass);
  border-radius: 6px;
  padding: 10px 14px;
  color: var(--text-light);
  font-size: 0.9rem;
}

.newsletter-form input:focus {
  outline: none;
  border-color: var(--accent-cyan);
}

.newsletter-form .btn-icon {
  background: var(--accent-gradient);
  color: var(--text-light);
  border: none;
  width: 40px;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.newsletter-form .btn-icon:hover {
  filter: brightness(1.1);
  box-shadow: var(--shadow-neon);
}

.footer-bottom {
  border-top: 1px solid var(--border-glass);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-copy {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-legal {
  display: flex;
  gap: 20px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-legal a:hover {
  color: var(--accent-cyan);
}

/* Modals */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(5, 11, 17, 0.85);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

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

.modal-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border-glass);
  border-radius: 20px;
  max-width: 650px;
  width: 90%;
  padding: 40px;
  position: relative;
  transform: translateY(30px);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5);
  border-top: 4px solid var(--accent-cyan);
}

.modal.active .modal-content {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: 25px;
  right: 25px;
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition-fast);
}

.modal-close:hover {
  color: var(--text-light);
  transform: rotate(90deg);
}

.modal-title {
  font-size: 2rem;
  margin-bottom: 15px;
}

.modal-body {
  margin-bottom: 25px;
}

.modal-body p {
  color: var(--text-muted);
  margin-bottom: 20px;
}

.project-details-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-glass);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 20px;
}

.detail-item {
  font-size: 0.9rem;
}

.detail-label {
  color: var(--text-muted);
  margin-bottom: 4px;
}

.detail-value {
  font-weight: 600;
}

/* Animations */

@keyframes alarm-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

@keyframes pulse-ring {
  0% {
    transform: scale(0.6);
    opacity: 1;
  }
  100% {
    transform: scale(1.8);
    opacity: 0;
  }
}

/* Scroll Animation Classes */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Responsive Breakpoints */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }
  
  .hero-content h1 {
    font-size: 3rem;
  }
  
  .hero-content p {
    margin-left: auto;
    margin-right: auto;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .scada-showcase-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  

  
  .contact-grid {
    grid-template-columns: 1fr;
    max-width: 450px;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background: var(--bg-primary);
    flex-direction: column;
    padding: 40px;
    transition: var(--transition-smooth);
    backdrop-filter: blur(15px);
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-toggle {
    display: block;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  

}

@media (max-width: 576px) {
  .hero-content h1 {
    font-size: 2.2rem;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}