/* ==========================================================================
   Base Styles, Variables & Typography Upgrades
   ========================================================================== */
:root {
  /* Colors */
  --primary-color: #0B2C4A; /* Deep Blue */
  --primary-dark: #071f36;
  --primary-light: #16426d;
  --secondary-color: #F47C20; /* Orange */
  --secondary-hover: #e06c15;
  --bg-color: #f8fafc; /* Light Grey */
  --bg-alt: #ffffff; /* White Alternating */
  --text-dark: #1e293b;
  --text-body: #475569;
  --text-light: #94a3b8;
  --border-color: #e2e8f0;
  --whatsapp-color: #25D366;

  /* Typography */
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* UI Elements */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Shadows & Glows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 25px -3px rgb(0 0 0 / 0.1), 0 4px 10px -4px rgb(0 0 0 / 0.1);
  --shadow-hover: 0 25px 35px -5px rgb(0 0 0 / 0.15), 0 12px 14px -6px rgb(0 0 0 / 0.1);
  --glow-primary: 0 0 20px rgba(11, 44, 74, 0.4);
  --glow-secondary: 0 0 20px rgba(244, 124, 32, 0.4);

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background-color: var(--bg-color);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  font-size: 1.05rem; /* Slight bump for readability */
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  color: var(--primary-color);
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

/* Extra large presence requested for headers */
h1 { font-size: clamp(3rem, 6vw, 5rem); }
h2 { font-size: clamp(2.25rem, 5vw, 3.5rem); }
h3 { font-size: clamp(1.75rem, 4vw, 2.25rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

p { color: var(--text-body); margin-bottom: 1.25rem; }
a { text-decoration: none; color: inherit; transition: all var(--transition-normal); }
ul { list-style: none; }
img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-sm); }

/* ==========================================================================
   Layout & Utility Containers
   ========================================================================== */
.container {
  width: 100%;
  max-width: 1280px; /* Wider for premium feel */
  margin: 0 auto;
  padding: 0 2rem;
}

/* Requested: padding 100px top-bottom */
section { padding: 100px 0; position: relative; }
.bg-light { background-color: var(--bg-color); }
.bg-white { background-color: var(--bg-alt); }
.bg-dark { background-color: var(--primary-color); color: white; }

.section-header { text-align: center; max-width: 800px; margin: 0 auto 4rem; }
.section-header h2 { margin-bottom: 1.2rem; }
.section-header p { font-size: 1.25rem; color: var(--text-body); }

/* Glassmorphism Classes */
.glass-panel {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-lg);
}
.glass-panel-dark {
  background: rgba(11, 44, 74, 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-lg);
  color: white;
}

/* Curved Divider / Waves */
.wave-divider {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  overflow: hidden;
  line-height: 0;
  transform: translateY(-99%);
}
.wave-divider svg {
  display: block;
  width: calc(100% + 1.3px);
  height: 60px;
}

/* ==========================================================================
   Premium Buttons & Cards
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem; /* Larger buttons requested */
  min-height: 54px; 
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.1rem;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-align: center;
  gap: 0.75rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--secondary-color), var(--secondary-hover));
  color: white;
  box-shadow: var(--shadow-md);
}

/* Button Hover Micro-interactions: scale 1.05 + color/glow */
.btn-primary:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: var(--glow-secondary);
  color: white;
}

.btn-secondary {
  background-color: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-3px) scale(1.05);
  box-shadow: var(--glow-primary);
}

.btn-outline-white {
  background: transparent;
  border: 2px solid white;
  color: white;
}

.btn-outline-white:hover {
  background: white;
  color: var(--primary-color);
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 10px 20px rgba(255,255,255,0.2);
}

/* Upgraded Cards: Icon + Gradient circle + Hover Lift 1.05 */
.card {
  background-color: white;
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.card:hover {
  transform: translateY(-10px) scale(1.02); /* card soft scale requested */
  box-shadow: var(--shadow-hover);
  border-color: rgba(244, 124, 32, 0.3); /* Subtle orange border on hover */
}

.icon-gradient-circle {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(244,124,32,0.1), rgba(11,44,74,0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: 2rem;
  transition: transform var(--transition-normal);
}

.card:hover .icon-gradient-circle {
  transform: scale(1.1) rotate(5deg);
  background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
  color: white;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.navbar { display: flex; align-items: center; justify-content: space-between; height: 90px; }
.logo { 
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading); 
  font-size: 1.75rem; 
  font-weight: 800; 
  color: var(--primary-color); 
  letter-spacing: -0.5px; 
}
.logo span { color: var(--secondary-color); }
.header-logo {
  height: 55px;
  width: auto;
  object-fit: contain;
}
.nav-menu { display: flex; align-items: center; gap: 2.5rem; }
.nav-link { font-weight: 600; color: var(--text-dark); font-size: 1.05rem; }
.nav-link:hover, .nav-link.active { color: var(--secondary-color); }
.hamburger { display: none; cursor: pointer; background: none; border: none; font-size: 2rem; color: var(--primary-color); }

/* ==========================================================================
   Footer Upgrade (Dark Gradient + Spacing)
   ========================================================================== */
.footer {
  background: linear-gradient(180deg, var(--primary-dark) 0%, #030e1a 100%);
  color: white;
  padding: 6rem 0 2rem;
  margin-top: auto;
  position: relative;
  overflow: hidden;
}

/* Map background pattern in footer */
.footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image: radial-gradient(rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 20px 20px;
  opacity: 0.5;
  z-index: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 4rem;
  margin-bottom: 4rem;
  position: relative;
  z-index: 1;
}

.footer-col h3 { color: white; font-size: 1.25rem; margin-bottom: 2rem; position: relative; display: inline-block; }
.footer-col h3::after {
  content: ''; position: absolute; left: 0; bottom: -8px; width: 40px; height: 3px; background: var(--secondary-color); border-radius: 2px;
}
.footer-col p { color: #94a3b8; font-size: 1.05rem; }

.footer-links { display: flex; flex-direction: column; gap: 1rem; }
.footer-links a { color: #94a3b8; font-weight: 500; }
.footer-links a:hover { color: var(--secondary-color); padding-left: 8px; }

.social-icons { display: flex; gap: 1rem; margin-top: 2rem; }
.social-icon { 
  width: 44px; height: 44px; border-radius: 50%; background: rgba(255,255,255,0.05); 
  display: flex; align-items: center; justify-content: center; font-size: 1.25rem; color: white; transition: all var(--transition-fast);
}
.social-icon:hover { background: var(--secondary-color); transform: translateY(-5px); box-shadow: var(--glow-secondary); }

.footer-bottom {
  text-align: center; padding-top: 2.5rem; border-top: 1px solid rgba(255,255,255,0.1); color: #64748b; font-size: 0.95rem; position: relative; z-index: 1;
}

.footer-logo {
  height: 48px;
  width: auto;
  object-fit: contain;
}

/* ==========================================================================
   Floating Elements & Sticky Bottom Bar
   ========================================================================== */
.whatsapp-float {
  position: fixed; bottom: 2rem; right: 2rem;
  background-color: var(--whatsapp-color); color: white;
  width: 65px; height: 65px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 2.2rem; box-shadow: var(--glow-primary);
  z-index: 99; transition: all var(--transition-fast);
}
.whatsapp-float:hover { transform: scale(1.15) rotate(10deg); box-shadow: 0 0 25px rgba(37,211,102,0.6); color: white; }

/* Mobile Sticky CTA Upgrade */
.mobile-sticky-cta {
  display: none; position: fixed; bottom: 0; left: 0; width: 100%;
  background: rgba(255,255,255,0.95); backdrop-filter: blur(10px);
  box-shadow: 0 -5px 20px rgba(0,0,0,0.1); padding: 1rem; z-index: 1000; gap: 1rem; border-top: 1px solid var(--border-color);
}
.mobile-sticky-cta .btn { flex: 1; padding: 0.8rem; font-size: 1rem; min-height: 50px; }

/* ==========================================================================
   Animations & Timeline
   ========================================================================== */
.fade-in { opacity: 0; transition: opacity 0.8s ease-out; }
.fade-in.visible { opacity: 1; }
.slide-up { opacity: 0; transform: translateY(40px); transition: opacity 0.8s cubic-bezier(0.2, 0.8, 0.2, 1), transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1); }
.slide-up.visible { opacity: 1; transform: translateY(0); }

.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }

/* Premium Timeline Design */
.process-timeline {
  display: flex;
  flex-direction: column;
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}
.process-timeline::before {
  content: '';
  position: absolute;
  top: 0; left: 50px; height: 100%; width: 4px;
  background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
  border-radius: 2px;
}
.timeline-item {
  display: flex;
  gap: 3rem;
  margin-bottom: 4rem;
  position: relative;
}
.timeline-icon {
  width: 104px; height: 104px;
  border-radius: 50%;
  background: white;
  border: 4px solid var(--primary-color);
  display: flex; align-items: center; justify-content: center;
  font-size: 2.5rem; color: var(--secondary-color);
  box-shadow: var(--shadow-md);
  z-index: 2;
  flex-shrink: 0;
  transition: all var(--transition-normal);
}
.timeline-content {
  background: white; border-radius: var(--radius-lg); padding: 2.5rem;
  box-shadow: var(--shadow-md); border: 1px solid var(--border-color); flex: 1;
  transition: all var(--transition-normal);
}
.timeline-item:hover .timeline-icon {
  background: var(--primary-color); color: white; border-color: var(--secondary-color); transform: scale(1.1);
}
.timeline-item:hover .timeline-content { transform: translateY(-5px); box-shadow: var(--shadow-lg); }

/* Avatar Placeholders */
.avatar { width: 60px; height: 60px; border-radius: 50%; object-fit: cover; background: #e2e8f0; border: 2px solid white; box-shadow: var(--shadow-sm); }
.star-rating { color: #fbbf24; font-size: 1.25rem; margin-bottom: 1rem; letter-spacing: 2px; }

/* ==========================================================================
   Responsive Queries
   ========================================================================== */
@media (max-width: 992px) {
  section { padding: 80px 0; }
  .nav-menu {
    position: fixed; top: 90px; left: -100%; width: 100%; height: calc(100vh - 90px);
    background: rgba(255,255,255,0.98); backdrop-filter: blur(20px);
    flex-direction: column; justify-content: center; transition: left var(--transition-normal); gap: 2rem;
  }
  .nav-menu.active { left: 0; }
  .hamburger { display: block; }
  .header-cta { display: none; }
}

@media (max-width: 768px) {
  section { padding: 60px 0; }
  .logo { font-size: 1.4rem; gap: 8px; }
  .header-logo { height: 40px; }
  .footer-logo { height: 36px; }
  .process-timeline::before { left: 30px; }
  .timeline-item { flex-direction: column; gap: 1.5rem; margin-bottom: 3rem; }
  .timeline-icon { width: 60px; height: 60px; font-size: 1.5rem; border-width: 3px; }
  .timeline-content { padding: 1.5rem; }
  
  .whatsapp-float { bottom: 6.5rem; right: 1rem; width: 55px; height: 55px; font-size: 1.8rem; }
  .mobile-sticky-cta { display: flex; }
  body { padding-bottom: 90px; }
}