/* ==========================================================
   Success Institute of Education - Modern Stylesheet
   Marthandam, Kanyakumari District, Tamil Nadu
   ========================================================== */

:root {
  --primary: #0f2744;
  --primary-dark: #0a192f;
  --primary-light: #1e3e62;
  --accent: #2563eb;
  --accent-hover: #1d4ed8;
  --success: #10b981;
  --warning: #f59e0b;
  --text-main: #1e293b;
  --text-muted: #64748b;
  --bg-light: #f8fafc;
  --bg-card: #ffffff;
  --border-color: #e2e8f0;
}

/* Global Smooth Scrolling & Typography */
html {
  scroll-behavior: smooth;
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
}

body {
  color: var(--text-main);
  background-color: var(--bg-light);
  overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* Glassmorphism Classes */
.glass-nav {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
}

.glass-card {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(226, 232, 240, 0.9);
}

.glass-dark {
  background: rgba(15, 39, 68, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Gradient Backgrounds */
.hero-gradient {
  background: linear-gradient(135deg, #091729 0%, #0f2744 50%, #16365c 100%);
  position: relative;
}

.hero-gradient::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at 80% 20%, rgba(37, 99, 235, 0.15) 0%, transparent 60%),
              radial-gradient(circle at 20% 80%, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

/* Card Hover Elevate */
.hover-lift {
  transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}
.hover-lift:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 25px -5px rgba(15, 23, 42, 0.08), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
}

/* Pulsing Badge Animation */
@keyframes pulseGlow {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.5);
  }
  50% {
    box-shadow: 0 0 0 8px rgba(16, 185, 129, 0);
  }
}
.pulse-indicator {
  animation: pulseGlow 2s infinite ease-in-out;
}

/* Floating Action Button (WhatsApp) */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  box-shadow: 0 10px 25px -5px rgba(37, 211, 102, 0.4);
  transition: all 0.3s ease;
}
.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 15px 30px -5px rgba(37, 211, 102, 0.6);
}

/* Floating Call Button for Mobile */
.mobile-call-float {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 999;
  box-shadow: 0 10px 25px -5px rgba(37, 99, 235, 0.4);
}

/* Modal Overlay & Animations */
.modal-overlay {
  background: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(4px);
  transition: opacity 0.25s ease-in-out;
}

.modal-content-box {
  animation: modalScaleUp 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalScaleUp {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* Custom Navigation Indicator */
.nav-link {
  position: relative;
  transition: color 0.2s ease;
}
.nav-link::after {
  content: '';
  position: absolute;
  width: 0%;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--accent);
  transition: width 0.25s ease-in-out;
  border-radius: 2px;
}
.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Badges */
.badge-gold {
  background-color: #fef3c7;
  color: #b45309;
  border: 1px solid #fde68a;
}
.badge-blue {
  background-color: #dbeafe;
  color: #1d4ed8;
  border: 1px solid #bfdbfe;
}
.badge-green {
  background-color: #d1fae5;
  color: #047857;
  border: 1px solid #a7f3d0;
}
.badge-purple {
  background-color: #f3e8ff;
  color: #7e22ce;
  border: 1px solid #e9d5ff;
}

/* Print Friendly Styles */
@media print {
  .no-print {
    display: none !important;
  }
}