/* Nisarga IT Solutions — Enterprise Design System */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  --primary-green: #43A866;
  --light-green: #8BCF9B;
  --deep-green: #176B3A;
  --mint: #E8F7EC;
  --white: #FFFFFF;
  --off-white: #F7FAF8;
  --charcoal: #17221B;
  --grey: #66736B;
  --border-light: rgba(67, 168, 102, 0.16);
  --glass-bg: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(67, 168, 102, 0.18);
  --shadow-sm: 0 2px 8px rgba(23, 34, 27, 0.04);
  --shadow-md: 0 10px 30px rgba(23, 107, 58, 0.08);
  --shadow-lg: 0 20px 45px rgba(23, 107, 58, 0.12);
}

/* Base resets & typography */
html {
  scroll-behavior: smooth;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--charcoal);
  background-color: var(--off-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6, .font-heading {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  color: var(--charcoal);
  letter-spacing: -0.02em;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: #F0F5F2;
}
::-webkit-scrollbar-thumb {
  background: #8BCF9B;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #43A866;
}

/* Subtle Glassmorphism Utilities */
.glass-header {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-light);
  transition: all 0.3s ease;
}

.glass-card {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-light);
  border-radius: 1.25rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.25s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.25s ease;
}

.glass-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(67, 168, 102, 0.38);
}

.glass-card-interactive {
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.glass-card-interactive::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, #8BCF9B, #43A866);
  opacity: 0;
  transition: opacity 0.25s ease;
}
.glass-card-interactive:hover::before {
  opacity: 1;
}

/* Soft Green Gradients */
.bg-gradient-mint {
  background: radial-gradient(100% 100% at 50% 0%, #E8F7EC 0%, #F7FAF8 100%);
}

.bg-gradient-hero {
  background: radial-gradient(circle at 85% 20%, rgba(139, 207, 155, 0.22) 0%, transparent 50%),
              radial-gradient(circle at 10% 80%, rgba(232, 247, 236, 0.7) 0%, transparent 45%),
              #F7FAF8;
}

.bg-gradient-cta {
  background: linear-gradient(135deg, #176B3A 0%, #20874A 60%, #43A866 100%);
}

.text-gradient-green {
  background: linear-gradient(135deg, #176B3A 0%, #43A866 65%, #8BCF9B 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Glow & Accents */
.glow-subtle {
  box-shadow: 0 0 25px rgba(67, 168, 102, 0.18);
}

.glow-pill {
  box-shadow: 0 2px 12px rgba(67, 168, 102, 0.2);
}

/* Buttons */
.btn-primary {
  background-color: var(--primary-green);
  color: #ffffff;
  font-weight: 600;
  padding: 0.75rem 1.6rem;
  border-radius: 9999px;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: 0 4px 14px rgba(67, 168, 102, 0.28);
}
.btn-primary:hover {
  background-color: var(--deep-green);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(23, 107, 58, 0.35);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--charcoal);
  border: 1px solid rgba(67, 168, 102, 0.3);
  font-weight: 600;
  padding: 0.75rem 1.6rem;
  border-radius: 9999px;
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}
.btn-secondary:hover {
  background-color: var(--mint);
  border-color: var(--primary-green);
  color: var(--deep-green);
  transform: translateY(-2px);
}

.btn-white {
  background-color: #ffffff;
  color: var(--deep-green);
  font-weight: 600;
  padding: 0.75rem 1.6rem;
  border-radius: 9999px;
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
}
.btn-white:hover {
  background-color: var(--mint);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

/* Badge & Pills */
.badge-mint {
  background-color: var(--mint);
  color: var(--deep-green);
  border: 1px solid rgba(67, 168, 102, 0.25);
  font-weight: 600;
  font-size: 0.8125rem;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

/* Technology Node Canvas */
#heroTechCanvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

/* Infinite Ticker for Ecosystem */
@keyframes scrollTicker {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.ticker-track {
  display: flex;
  width: max-content;
  animation: scrollTicker 32s linear infinite;
}

.ticker-track:hover {
  animation-play-state: paused;
}

/* Pulse animation */
@keyframes subtlePulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.05); }
}
.animate-subtle-pulse {
  animation: subtlePulse 4s ease-in-out infinite;
}

/* Mobile navigation drawer transition */
#mobileMenuDrawer {
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.3s ease;
}

/* Service step connector line */
.step-connector {
  position: relative;
}
@media (min-width: 768px) {
  .step-connector::after {
    content: '';
    position: absolute;
    top: 2.25rem;
    right: -2rem;
    width: 4rem;
    height: 2px;
    background: repeating-linear-gradient(to right, #43A866, #43A866 6px, transparent 6px, transparent 12px);
    z-index: 10;
  }
}

/* Back to Top Floating Button */
#backToTopBtn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 90;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}
#backToTopBtn.show {
  opacity: 1;
  visibility: visible;
}