/* ==========================================================================
   TEAM7INDIA — ENTERPRISE DESIGN SYSTEM
   Modern Dark Aesthetic (Stripe / Linear / Vercel Hybrid)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Color Palette */
  --bg-primary: #060911;
  --bg-secondary: #0D1322;
  --bg-tertiary: #141C30;
  --bg-card: rgba(18, 26, 45, 0.7);
  --bg-card-hover: rgba(28, 40, 68, 0.8);
  
  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-glow: rgba(99, 102, 241, 0.3);
  --border-highlight: rgba(255, 255, 255, 0.15);

  --accent-primary: #6366F1;
  --accent-primary-hover: #4F46E5;
  --accent-secondary: #06B6D4;
  --accent-emerald: #10B981;
  --accent-amber: #F59E0B;
  --accent-violet: #8B5CF6;
  
  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --text-dark: #0F172A;

  --gradient-brand: linear-gradient(135deg, #6366F1 0%, #3B82F6 50%, #06B6D4 100%);
  --gradient-emerald: linear-gradient(135deg, #10B981 0%, #059669 100%);
  --gradient-glow: radial-gradient(circle, rgba(99,102,241,0.15) 0%, rgba(6,182,212,0.05) 50%, transparent 70%);

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing (8pt Grid) */
  --space-1: 0.25rem;  /* 4px */
  --space-2: 0.5rem;   /* 8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-6: 1.5rem;   /* 24px */
  --space-8: 2rem;     /* 32px */
  --space-12: 3rem;    /* 48px */
  --space-16: 4rem;    /* 64px */
  --space-24: 6rem;    /* 96px */
  --space-32: 8rem;    /* 128px */

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Shadows & Glass */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.6);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.2);
  --backdrop-glass: blur(16px) saturate(180%);

  /* Layout */
  --container-max: 1280px;
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.6;
  position: relative;
  background-image: 
    radial-gradient(ellipse 80% 80% at 50% -20%, rgba(99, 102, 241, 0.15), rgba(255, 255, 255, 0)),
    linear-gradient(to bottom, rgba(6, 9, 17, 0.8), rgba(6, 9, 17, 1));
}

/* Background Grid Pattern */
.bg-grid-pattern {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: 40px 40px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  pointer-events: none;
  z-index: 0;
}

/* Containers */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
  position: relative;
  z-index: 1;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

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

.text-emerald {
  color: var(--accent-emerald);
}

.mono-tag {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent-secondary);
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.2);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.mono-tag::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-secondary);
  box-shadow: 0 0 8px var(--accent-secondary);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3.25rem);
  margin-top: var(--space-3);
  margin-bottom: var(--space-4);
}

.section-subtitle {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 680px;
  line-height: 1.6;
}

.section-header {
  margin-bottom: var(--space-12);
}

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

.section-header.center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* Utility Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulseGlow {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.05); }
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

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