:root {
  --color-navy-dark: #0a192f;
  --color-navy: #112240;
  --color-navy-light: #233554;
  --color-slate: #8892b0;
  --color-slate-light: #a8b2d1;
  --color-white: #e6f1ff;
  --color-cyan: #64ffda;
  --color-cyan-tint: rgba(100, 255, 218, 0.1);
  
  --font-mono: 'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', 'Lucida Console', Monaco, monospace;
  --font-sans: 'Inter', 'Calibre', 'San Francisco', 'SF Pro Text', -apple-system, system-ui, sans-serif;
  --font-display: 'Outfit', sans-serif;

  --transition: all 0.25s cubic-bezier(0.645, 0.045, 0.355, 1);
  --section-padding: 100px 0;
  --nav-height: 100px;
  --nav-scroll-height: 70px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  width: 100%;
  min-height: 100vh;
  overflow-x: hidden;
  background-color: var(--color-navy-dark);
  color: var(--color-slate);
  font-family: var(--font-sans);
  font-size: 16px; 
  line-height: 1.6;
}

h1,h2,h3,h4,h5,h6 {
  margin: 0 0 10px 0;
  font-weight: 600;
  color: var(--color-white);
  line-height: 1.1;
  font-family: var(--font-display); 
}

a {
  display: inline-block;
  text-decoration: none;
  text-decoration-skip-ink: auto;
  color: inherit;
  position: relative;
  transition: var(--transition);
}

a:hover, a:focus {
  color: var(--color-cyan);
}

ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

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

section {
  padding: var(--section-padding);
  max-width: 1200px;
  margin: 0 auto; 
  width: 100%;
  padding-left: 24px; 
  padding-right: 24px;
}

/* --- Layout Utilities --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.flex {
  display: flex;
}

.flex-col {
  flex-direction: column;
}

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

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.grid {
  display: grid;
  gap: 24px;
}

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

.grid-cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.text-center {
  text-align: center;
}

.mb-4 { margin-bottom: 32px; } /* Actually 2rem but naming for consistency */
.highlight { color: var(--color-cyan); }

/* --- Components --- */
.btn {
  color: var(--color-cyan);
  background-color: transparent;
  border: 1px solid var(--color-cyan);
  border-radius: 4px;
  padding: 1.25rem 1.75rem;
  font-size: 14px;
  font-family: var(--font-mono);
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition);
  margin-top: 50px;
}

.btn:hover, .btn:focus, .btn:active {
  background-color: var(--color-cyan-tint); 
  outline: none;
}

.card {
  background-color: var(--color-navy);
  padding: 2rem;
  border-radius: 6px;
  box-shadow: 0 10px 30px -15px rgba(2,12,27,0.7);
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card:hover { 
  transform: translateY(-7px);
}

.card h3 {
  margin-bottom: 20px;
  color: var(--color-white);
  font-size: 22px;
}

.card-icon {
  color: var(--color-cyan);
  margin-bottom: 20px;
  font-size: 40px; 
}

/* --- Navigation --- */
nav {
  position: fixed;
  top: 0;
  z-index: 1000; 
  width: 100%;
  height: var(--nav-height);
  background-color: rgba(10, 25, 47, 0.85);
  backdrop-filter: blur(10px);
  transition: var(--transition);
  box-shadow: 0 10px 30px -10px rgba(2,12,27,0.7);
}

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

.logo {
  display: flex; /* Center image vertically */
  align-items: center;
  height: 100%;
  color: var(--color-cyan); /* Fallback color */
  text-decoration: none;
}

.logo-img {
  max-height: 60px; /* Reduced desktop size */
  width: auto; /* Maintain aspect ratio */
  transition: var(--transition);
  filter: drop-shadow(0 0 5px rgba(100, 255, 218, 0.3)); /* Subtle glow */
}

.logo:hover .logo-img {
  transform: scale(1.05);
  filter: drop-shadow(0 0 12px rgba(100, 255, 218, 0.6)); /* Enhanced glow on hover */
}

.nav-links {
  display: flex;
  gap: 30px;
}

.nav-links a {
  font-family: var(--font-mono); 
  font-size: 13px;
  color: var(--color-white);
}

.nav-links a:hover {
  color: var(--color-cyan);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-cyan);
    font-size: 1.5rem;
    cursor: pointer;
}

/* --- Hero Section --- */
.hero {
  min-height: 100vh;
  display: flex; 
  flex-direction: row;
  justify-content: center;
  align-items: center; 
  padding-top: 0;
  gap: 40px; 
  max-width: 95% !important; /* Wider than standard container */
  padding-left: 20px;
  padding-right: 20px;
}

.hero h1 {
  font-size: clamp(40px, 8vw, 80px);
  font-weight: 600;
  color: var(--color-white);
  line-height: 1.1; 
  margin: 0;
}

.hero h2 {
  margin-top: 10px;
  color: var(--color-slate);
  line-height: 0.9; 
  font-size: clamp(40px, 8vw, 80px);
  font-weight: 600;
}

.hero p {
  margin: 20px 0 0;
  max-width: 540px; 
  font-size: 20px;
}

.hero-img {
    position: relative;
    max-height: 500px;
    width: auto;
    z-index: 1;
    opacity: 0.9;
    border-radius: 8px; /* Optional slight rounding */
}

.hero-content {
    position: relative;
    z-index: 2;
    margin-right: 0;
    max-width: 650px;
}

/* --- Services Section --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
  position: relative;
}

.section-wrapper {
  margin-bottom: 50px;
}

.small-heading {
  color: var(--color-cyan);
  font-family: var(--font-mono); 
  font-size: 16px; 
  margin-bottom: 20px;
}

/* --- Problem vs Solution "Comparison" --- */
.comparison-container {
  display: flex;
  /* background: var(--color-navy); */
  border-radius: 8px;
  overflow: hidden;
  margin-top: 40px;
  flex-wrap: wrap; 
}

.comparison-box {
  flex: 1;
  padding: 40px;
  display: flex;
  flex-direction: column; 
  min-width: 300px;
}

.problem-box {
  background-color: #1a1a2e; /* slightly different dark */
  border-right: 1px solid var(--color-navy-light);
}

.solution-box {
  background-color: var(--color-navy); 
  position: relative; 
} 

.solution-box::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; height: 3px;
  background: var(--color-cyan);
}

.comparison-list {
  margin-top: 20px;
}

.comparison-list li {
  position: relative;
  padding-left: 25px;
  margin-bottom: 10px;
  color: var(--color-slate-light);
}

.comparison-list li::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--color-slate); 
}

.solution-box .comparison-list li::before {
  content: "✓";
  color: var(--color-cyan);
}

/* --- Approach Section --- */
.approach-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.approach-item {
  color: var(--color-slate);
}

.approach-item h3 {
  color: var(--color-white);
  margin-bottom: 10px;
}

/* --- Vision --- */
.vision-banner {
  background: linear-gradient(135deg, var(--color-navy), var(--color-navy-light));
  padding: 80px; 
  text-align: center;
  border-radius: 8px;
  position: relative;
  overflow: hidden;
}

.vision-banner h2 {
    font-size: clamp(30px, 5vw, 50px);
    margin-bottom: 20px;
}

/* --- Footer --- */
footer {
  text-align: center;
  padding: 20px;
  color: var(--color-slate-light); 
  font-family: var(--font-mono); 
  font-size: 14px;
}

.footer-contacts a {
    margin: 0 10px;
}

/* --- Animations --- */
.fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* --- Media Queries --- */
@media (max-width: 1080px) {
  section { padding: 80px 50px; }
}

@media (max-width: 768px) {
  section { 
      padding: 60px 20px; 
  }

  .logo-img {
      max-height: 45px; /* Smaller logo for mobile header */
  }

  /* Typography Adjustments */
  .hero h1 { font-size: 40px; }
  .hero h2 { font-size: 40px; }
  .hero p { font-size: 16px; margin-top: 15px; }
  
  h3 { font-size: 24px !important; } /* Force override inline styles if present or enhance specificity */
  .small-heading { font-size: 14px; }

  /* Navbar */
  nav { padding: 0 20px; height: 70px; }
  
  .nav-links {
      display: none;
      position: absolute;
      top: 70px;
      right: 0;
      width: 100%;
      height: 100vh;
      background-color: var(--color-navy-dark);
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 30px;
      padding-bottom: 100px; /* Space for bottom safe area */
  }

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

  .menu-toggle {
    display: block;
  }
  
  /* Hero Section */
  .hero {
      flex-direction: column-reverse; 
      align-items: center;
      gap: 20px;
      padding-top: 80px; /* Account for fixed nav */
      text-align: center;
  }

  .hero-img {
      position: relative;
      left: auto;
      top: auto;
      transform: none;
      max-height: 280px; /* Smaller visible image */
      width: auto;
      margin: 0 auto;
      display: block;
  }

  .hero-content {
      margin-left: 0;
      margin-right: 0;
      max-width: 100%;
      text-align: center;
      display: flex;
      flex-direction: column;
      align-items: center;
  }

  .btn {
      padding: 1rem 1.5rem;
      font-size: 13px;
      margin-top: 30px;
  }
  
  /* Layout Adjustments */
  .approach-grid {
      grid-template-columns: 1fr;
      gap: 30px;
  }

  .comparison-container {
      flex-direction: column;
  }
  
  .comparison-box {
      padding: 30px;
  }
  
  .vision-banner {
      padding: 40px 20px;
  }
  
  .vision-banner h2 {
      font-size: 28px;
  }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 32px; }
    .hero h2 { font-size: 28px; }
    
    .hero-img {
        max-height: 220px;
    }
    
    .card {
        padding: 1.5rem;
    }
    
    .footer-contacts p {
        font-size: 12px;
        display: flex;
        flex-direction: column;
        gap: 10px;
    }
    
    .footer-contacts a {
        margin: 0;
    }
}