/* 
  Full Signal Technologies
  Style System
*/

:root {
  /* Colors */
  --bg-base: #08090d;
  --bg-surface: rgba(20, 22, 30, 0.6);
  --bg-surface-hover: rgba(30, 33, 45, 0.8);
  
  --primary: #00d4ff;
  --primary-glow: rgba(0, 212, 255, 0.4);
  
  --secondary: #f5a623;
  --secondary-glow: rgba(245, 166, 35, 0.4);
  
  --text-main: #ffffff;
  --text-muted: #a0a5b5;
  
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 212, 255, 0.2);

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
}

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

ul {
  list-style: none;
}

/* Layout */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 6rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Utilities */
.text-gradient {
  background: linear-gradient(135deg, var(--primary), #0077ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.w-100 {
  width: 100%;
}

/* Glassmorphism */
.glass-card {
  background: var(--bg-surface);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 1.5rem;
  padding: 2rem;
  transition: var(--transition-smooth);
}

.glass-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-glow);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 20px var(--primary-glow);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  border-radius: 0.75rem;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  font-family: var(--font-heading);
  border: none;
  outline: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), #00a2ff);
  color: #000;
  box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 212, 255, 0.6);
  filter: brightness(1.1);
}

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

.btn-ghost:hover {
  border-color: var(--primary);
  background: rgba(0, 212, 255, 0.1);
  transform: translateY(-2px);
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition-smooth);
  padding: 1.5rem 0;
}

.navbar.scrolled {
  background: rgba(8, 9, 13, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 0;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.logo-icon {
  height: 36px;
  width: auto;
}

.footer-logo-icon {
  height: 28px;
}

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

.logo-main {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 1px;
}

.logo-sub {
  font-size: 0.65rem;
  color: var(--primary);
  letter-spacing: 2px;
  font-weight: 600;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition-fast);
}

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

.nav-cta {
  padding: 0.6rem 1.25rem;
  font-size: 0.9rem;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1001;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--text-main);
  transition: var(--transition-fast);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  overflow: hidden;
}

.mesh-gradient {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 15% 50%, rgba(0, 212, 255, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 85% 30%, rgba(245, 166, 35, 0.1) 0%, transparent 50%);
  filter: blur(60px);
  z-index: -1;
  animation: meshAnim 15s ease-in-out infinite alternate;
}

@keyframes meshAnim {
  0% { transform: scale(1) translate(0, 0); }
  50% { transform: scale(1.1) translate(2%, 2%); }
  100% { transform: scale(1) translate(-2%, -2%); }
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-title {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  max-width: 90%;
}

.hero-ctas {
  display: flex;
  gap: 1rem;
}

.visual-dashboard {
  position: relative;
  height: 400px;
  display: flex;
  flex-direction: column;
  background: linear-gradient(145deg, rgba(30, 33, 45, 0.8), rgba(20, 22, 30, 0.6));
}

.visual-header {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.dots {
  display: flex;
  gap: 6px;
}

.dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border-color);
}
.dots span:nth-child(1) { background: #ff5f56; }
.dots span:nth-child(2) { background: #ffbd2e; }
.dots span:nth-child(3) { background: #27c93f; }

.visual-title {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: monospace;
}

.visual-body {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.floating-icon {
  position: absolute;
  font-size: 2rem;
  background: rgba(255, 255, 255, 0.05);
  padding: 1rem;
  border-radius: 1rem;
  border: 1px solid var(--border-color);
  animation: float 4s ease-in-out infinite alternate;
}

.icon-1 { top: 20%; left: 20%; animation-delay: 0s; }
.icon-2 { top: 60%; left: 15%; animation-delay: 1s; }
.icon-3 { top: 30%; right: 20%; animation-delay: 2s; }

.central-hub {
  font-size: 3rem;
  background: rgba(0, 212, 255, 0.1);
  padding: 1.5rem;
  border-radius: 50%;
  border: 2px solid var(--primary);
  box-shadow: 0 0 30px var(--primary-glow);
  z-index: 2;
}

@keyframes float {
  0% { transform: translateY(0); }
  100% { transform: translateY(-15px); }
}

/* Problem Section */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 3rem;
}

.problem-card {
  text-align: center;
  padding: 3rem 2rem;
}

.card-icon {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.problem-card p {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--text-muted);
}

.problem-closing {
  text-align: center;
  font-size: 1.25rem;
  max-width: 800px;
  margin: 0 auto;
}

.problem-closing strong {
  color: var(--primary);
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.services-grid .service-card:last-child:nth-child(odd) {
  grid-column: 1 / -1;
  max-width: calc(50% - 1rem);
  justify-self: center;
}

.service-card {
  display: flex;
  flex-direction: column;
}

.service-icon-wrapper {
  width: 60px;
  height: 60px;
  background: rgba(0, 212, 255, 0.1);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  border: 1px solid var(--border-glow);
}

.service-icon {
  font-size: 1.75rem;
}

.service-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.service-list {
  margin-bottom: 1.5rem;
  flex: 1;
}

.service-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-muted);
}

.service-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--primary);
}

.service-quote {
  font-style: italic;
  font-size: 0.9rem;
  color: var(--secondary);
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
  margin-top: auto;
}

/* How It Works */
.process-steps {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.process-line {
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary), var(--secondary));
  opacity: 0.3;
}

.process-step {
  display: flex;
  gap: 2rem;
  margin-bottom: 3rem;
  position: relative;
}

.process-step:last-child {
  margin-bottom: 0;
}

.step-number {
  width: 50px;
  height: 50px;
  background: var(--bg-surface);
  border: 2px solid var(--primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--primary);
  flex-shrink: 0;
  z-index: 2;
  box-shadow: 0 0 15px var(--primary-glow);
}

.step-content {
  padding-top: 0.5rem;
}

.step-title {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.step-content p {
  color: var(--text-muted);
}

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

.industry-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 2rem;
  transition: var(--transition-fast);
}

.industry-card:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.1);
}

.industry-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.industry-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

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

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 2rem;
}

.pricing-card {
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-card.popular {
  border-color: var(--primary);
  transform: scale(1.05);
  z-index: 2;
  box-shadow: 0 10px 40px rgba(0, 212, 255, 0.15);
}

.pricing-card.popular:hover {
  transform: scale(1.05) translateY(-5px);
}

.popular-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #000;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.pricing-tier {
  font-size: 1.25rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.pricing-price {
  font-size: 2.5rem;
  font-family: var(--font-heading);
  font-weight: 700;
  margin-bottom: 2rem;
}

.period {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 400;
}

.pricing-features {
  margin-bottom: 2rem;
  flex: 1;
}

.pricing-features li {
  margin-bottom: 1rem;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.pricing-features strong {
  color: var(--text-main);
}

.pricing-best-for {
  font-size: 0.85rem;
  color: var(--secondary);
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-color);
  font-weight: 500;
}

.one-time-pricing {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.one-time-pricing .horizontal {
  display: flex;
  gap: 2rem;
  margin: 0;
}

.one-time-pricing .pricing-best-for {
  border: none;
  padding: 0;
}

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: center;
}

.avatar-container {
  aspect-ratio: 1;
  border-radius: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.avatar-initials {
  font-family: var(--font-heading);
  font-size: 8rem;
  font-weight: 800;
  color: rgba(255,255,255,0.1);
  z-index: 2;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.avatar-deco-1 {
  position: absolute;
  width: 150%;
  height: 150%;
  background: conic-gradient(from 0deg, transparent, var(--primary-glow), transparent 30%);
  animation: rotate 10s linear infinite;
}

.avatar-deco-2 {
  position: absolute;
  inset: 5px;
  background: var(--bg-surface);
  border-radius: calc(2rem - 5px);
  z-index: 1;
}

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

.about-bio {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
}

.about-bio.highlight {
  color: var(--text-main);
  font-weight: 500;
  border-left: 3px solid var(--primary);
  padding-left: 1.5rem;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  padding: 4rem;
}

.contact-subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 3rem;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  font-size: 1.1rem;
  color: var(--text-main);
  transition: var(--transition-fast);
}

.contact-email:hover {
  color: var(--primary);
}

.email-icon {
  width: 40px;
  height: 40px;
  background: rgba(0, 212, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-glow);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

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

.form-group label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
}

.form-group input,
.form-group textarea {
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1rem;
  color: var(--text-main);
  font-family: var(--font-body);
  transition: var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-glow);
}

.success-message {
  text-align: center;
  padding: 3rem;
  background: rgba(0, 212, 255, 0.05);
  border-radius: 1rem;
  border: 1px solid var(--border-glow);
}

.success-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-color);
  padding: 4rem 0 2rem;
  background: #040508;
}

.footer-container {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-tagline {
  color: var(--text-muted);
  margin-top: 1rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: flex-end;
}

.footer-links a {
  color: var(--text-muted);
  transition: var(--transition-fast);
}

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

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* Animations */
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }

/* Responsive */
@media (max-width: 992px) {
  .hero-container,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .pricing-card.popular {
    transform: none;
  }
  
  .pricing-card.popular:hover {
    transform: translateY(-5px);
  }
  
  .one-time-pricing {
    flex-direction: column;
    text-align: center;
  }
  
  .one-time-pricing .horizontal {
    flex-direction: column;
    gap: 1rem;
  }
  
  .hero-title {
    font-size: 3rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--bg-surface);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-left: 1px solid var(--border-color);
    flex-direction: column;
    justify-content: center;
    transition: var(--transition-smooth);
    padding: 2rem;
  }
  
  .nav-links.active {
    right: 0;
  }
  
  .hamburger {
    display: flex;
  }
  
  .hamburger.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  
  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }
  
  .hamburger.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
  
  .problem-grid,
  .services-grid,
  .industries-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-grid {
    padding: 2rem;
  }
  
  .footer-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-links {
    align-items: center;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-ctas {
    flex-direction: column;
  }
  
  .section {
    padding: 4rem 0;
  }
}