/* 
  LOGIK SENSE DESIGN SYSTEM 
*/

:root {
  /* Colors */
  --bg-primary: #0a0a0b;
  --bg-secondary: #121214;
  --surface: rgba(26, 26, 30, 0.7);
  --border: rgba(255, 255, 255, 0.1);
  --text-primary: #f0f0f0;
  --text-secondary: #a0a0a5;
  --accent: #00E5FF;
  --accent-glow: rgba(0, 229, 255, 0.2);
  --accent-gradient: linear-gradient(135deg, #00E5FF, #0088FF);
  
  /* Typography */
  --font-display: 'Bebas Neue', sans-serif;
  --font-head: 'Syne', sans-serif;
  --font-body: 'Outfit', sans-serif;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 8rem;
  
  /* Utilities */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

ul {
  list-style: none;
}

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

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 5%;
}

section {
  padding: var(--space-xl) 0;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-head);
  line-height: 1.1;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 7rem);
  letter-spacing: 0.02em;
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
}

.hero-title span {
  color: var(--accent);
}

.section-eyebrow {
  font-family: var(--font-body);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: var(--space-sm);
  display: block;
}

.section-heading {
  font-size: clamp(2.5rem, 5vw, 4rem);
}

.lead-text {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 800px;
  margin-bottom: var(--space-lg);
}

/* Components */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  background: var(--accent-gradient);
  color: #000;
  font-weight: 700;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px var(--accent-glow);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  background: transparent;
  color: var(--text-primary);
  font-weight: 700;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  padding: var(--space-sm) 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  background: rgba(10, 10, 11, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 2rem;
  letter-spacing: 0.05em;
  color: var(--text-primary);
}

.nav-links {
  display: flex;
  gap: var(--space-md);
  align-items: center;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: var(--transition);
}

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

/* Service Cards */
.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-md);
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.card:hover {
  border-color: rgba(0, 229, 255, 0.3);
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.card-icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
}

.card-title {
  font-size: 1.5rem;
  margin-bottom: var(--space-xs);
}

.card-desc {
  color: var(--text-secondary);
  font-size: 1rem;
}

.card-link {
  display: inline-block;
  margin-top: var(--space-sm);
  color: var(--accent);
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: center;
}

@media (max-width: 768px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
  
  .hero-title {
    font-size: 3.5rem;
  }
  
  .section-heading {
    font-size: 2.5rem;
  }
  
  .nav-links {
    display: none; /* simple mobile nav placeholder */
  }
}

/* Methodology */
.methodology-flow {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-top: var(--space-lg);
}

.method-step {
  flex: 1;
  min-width: 250px;
  position: relative;
}

.method-num {
  font-family: var(--font-display);
  font-size: 4rem;
  color: rgba(255,255,255,0.05);
  position: absolute;
  top: -20px;
  left: -10px;
  z-index: -1;
}

.method-title {
  font-size: 1.25rem;
  color: var(--accent);
  margin-bottom: var(--space-xs);
}

.method-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

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

.form-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-input, .form-textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 1rem;
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  transition: var(--transition);
}

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-glow);
}

/* Footer */
.footer {
  background: #050505;
  padding: var(--space-lg) 0 var(--space-md);
  border-top: 1px solid var(--border);
}