/* ==========================================================================
   CHANKYA IT SOLUTIONS - GLOBAL STYLES & DESIGN TOKENS
   Theme: Bright Modern Tech - Pure White (#FFFFFF), Ambient Slate (#F8FAFC),
          Vibrant Royal Blue (#2563EB), Deep Navy (#0F172A), Electric Blue (#0284C7)
   ========================================================================== */

:root {
  --ch-bg-primary: #FFFFFF;
  --ch-bg-secondary: #F8FAFC;
  --ch-bg-dark: #F1F5F9;
  --ch-bg-dark-card: #FFFFFF;
  
  --ch-primary: #1E3A8A;
  --ch-accent: #0284C7;
  --ch-accent-glow: rgba(37, 99, 235, 0.15);
  --ch-brand-blue: #2563EB;
  --ch-brand-blue-hover: #1D4ED8;
  
  --ch-text-dark: #0F172A;
  --ch-text-body: #334155;
  --ch-text-muted: #64748B;
  --ch-text-light: #0F172A;
  
  --ch-border: #E2E8F0;
  --ch-border-dark: #CBD5E1;
  --ch-radius-sm: 6px;
  --ch-radius-md: 10px;
  --ch-radius-lg: 16px;
  --ch-radius-pill: 9999px;
  
  --ch-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --ch-font-heading: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --ch-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --ch-shadow-md: 0 4px 16px rgba(15, 23, 42, 0.06);
  --ch-shadow-lg: 0 12px 32px rgba(15, 23, 42, 0.09);
  --ch-shadow-glow: 0 4px 16px rgba(37, 99, 235, 0.3);
  
  --ch-transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-family: var(--ch-font-sans);
  color: var(--ch-text-body);
  background-color: var(--ch-bg-primary);
  line-height: 1.6;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1 0 auto;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--ch-font-heading);
  color: var(--ch-text-dark);
  line-height: 1.25;
  font-weight: 700;
}

a {
  color: var(--ch-brand-blue);
  text-decoration: none;
  transition: var(--ch-transition);
}

a:hover {
  color: var(--ch-brand-blue-hover);
}

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

#chankya-nav-root {
  min-height: 80px;
  display: block;
  position: relative;
  z-index: 10000;
}

@media (max-width: 960px) {
  #chankya-nav-root {
    min-height: 60px;
  }
}

.ch-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Hero Section (Bright Modern Tech Aesthetic) --- */
.ch-hero {
  background: radial-gradient(120% 90% at 50% -20%, #DBEAFE 0%, #EFF6FF 45%, #FFFFFF 100%);
  color: var(--ch-text-body);
  padding: 85px 0 95px 0;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid #E2E8F0;
  contain: layout;
}

.ch-hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 600px;
  height: 600px;
  transform: translate(20%, -20%);
  background: radial-gradient(circle, rgba(37, 99, 235, 0.12) 0%, rgba(255, 255, 255, 0) 70%);
  pointer-events: none;
}

.ch-hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}

.ch-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #EFF6FF;
  border: 1px solid #BFDBFE;
  color: #1D4ED8;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--ch-radius-pill);
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.ch-hero h1 {
  font-size: 52px;
  font-weight: 800;
  color: #0F172A;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.ch-hero h1 span.gradient-text {
  background: linear-gradient(90deg, #1D4ED8 0%, #0284C7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.ch-hero-lead {
  font-size: 19px;
  color: #475569;
  margin-bottom: 36px;
  max-width: 600px;
  line-height: 1.7;
}

.ch-hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.ch-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  font-size: 15.5px;
  font-weight: 600;
  border-radius: var(--ch-radius-sm);
  cursor: pointer;
  border: none;
  transition: var(--ch-transition);
}

.ch-btn-primary {
  background: linear-gradient(135deg, #2563EB 0%, #1D4ED8 100%);
  color: #FFFFFF;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
}

.ch-btn-primary:hover {
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
  transform: translateY(-2px);
  color: #FFFFFF;
}

.ch-btn-outline {
  background: #FFFFFF;
  color: #1E293B;
  border: 1px solid #CBD5E1;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.ch-btn-outline:hover {
  background: #F8FAFC;
  border-color: #2563EB;
  color: #2563EB;
  transform: translateY(-2px);
}

/* --- Section Layouts --- */
.ch-section {
  padding: 85px 0;
}

.ch-section-alt {
  background-color: var(--ch-bg-secondary);
}

.ch-section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 55px auto;
}

.ch-section-subtitle {
  color: var(--ch-brand-blue);
  font-size: 13.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 10px;
}

.ch-section-title {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 14px;
  color: #0F172A;
}

.ch-section-desc {
  font-size: 17px;
  color: var(--ch-text-muted);
}

/* --- Service Cards Grid --- */
.ch-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}

.ch-card {
  background: var(--ch-bg-primary);
  border: 1px solid var(--ch-border);
  border-radius: var(--ch-radius-md);
  padding: 36px 30px;
  transition: var(--ch-transition);
  display: flex;
  flex-direction: column;
  box-shadow: var(--ch-shadow-sm);
}

.ch-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--ch-shadow-lg);
  border-color: rgba(37, 99, 235, 0.35);
}

.ch-card-icon {
  width: 54px;
  height: 54px;
  border-radius: var(--ch-radius-md);
  background: #EFF6FF;
  color: var(--ch-brand-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  border: 1px solid #DBEAFE;
}

.ch-card h3 {
  font-size: 21px;
  margin-bottom: 12px;
  color: #0F172A;
}

.ch-card p {
  color: var(--ch-text-muted);
  font-size: 15px;
  margin-bottom: 20px;
  flex-grow: 1;
}

.ch-card-link {
  font-size: 14.5px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--ch-brand-blue);
}

/* --- Forms & Inputs --- */
.ch-form-group {
  margin-bottom: 20px;
}

.ch-form-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--ch-text-dark);
  margin-bottom: 6px;
}

.ch-input, .ch-textarea, .ch-select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--ch-border);
  border-radius: var(--ch-radius-sm);
  font-size: 15px;
  font-family: inherit;
  color: var(--ch-text-dark);
  background: #FFFFFF;
  transition: var(--ch-transition);
}

.ch-input:focus, .ch-textarea:focus, .ch-select:focus {
  outline: none;
  border-color: var(--ch-brand-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

/* --- Responsive Breakpoints --- */
@media (max-width: 900px) {
  .ch-hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .ch-hero-actions {
    justify-content: center;
  }
  .ch-hero h1 {
    font-size: 40px;
  }
}