:root {
  --brand-navy: #0b2341;
  --brand-navy-deep: #061527;
  --brand-navy-light: #153359;
  --brand-emerald: #0d8a6a;
  --brand-emerald-deep: #075e47;
  --brand-emerald-soft: #eaf7f2;
  --brand-emerald-glow: rgba(13, 138, 106, 0.35);
  --brand-gold: #d9921e;
  --brand-gold-soft: #fef5e7;
  --brand-gold-glow: rgba(217, 146, 30, 0.35);
  --brand-red: #d32f2f;
  --brand-red-deep: #b71c1c;
  --brand-cream: #faf9f5;
  --radius: 1rem;
  --shadow-card: 0 10px 30px -10px rgba(11, 35, 65, 0.08);
  --shadow-emerald: 0 12px 36px -12px rgba(13, 138, 106, 0.35);
  --shadow-gold: 0 12px 36px -12px rgba(217, 146, 30, 0.35);
  --gradient-emerald: linear-gradient(135deg, #f0fdf9 0%, #e6f7f2 50%, #fef9ee 100%);
  --gradient-emerald-deep: linear-gradient(135deg, #0d8a6a 0%, #075e47 100%);
  --gradient-gold: linear-gradient(90deg, #d9921e 0%, #f5b041 50%, #d9921e 100%);
  --gradient-navy: linear-gradient(135deg, #0b2341 0%, #061527 100%);
}

html {
  scroll-behavior: smooth;
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Medical background grid pattern */
.medical-pattern {
  background-image: 
    linear-gradient(rgba(13, 138, 106, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 138, 106, 0.06) 1px, transparent 1px);
  background-size: 32px 32px;
}

.medical-pattern-dark {
  background-image: 
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 32px 32px;
}

/* 3D Canvas in Hero */
#hero-3d-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

/* 3D Perspective Card Support */
.card-3d-wrap {
  perspective: 1000px;
  transform-style: preserve-3d;
}

.card-3d-content {
  transition: transform 0.25s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.25s ease;
  transform-style: preserve-3d;
}

/* Glassmorphic card styling */
.glass-card {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(13, 138, 106, 0.14);
  box-shadow: 0 10px 35px -15px rgba(11, 35, 65, 0.07);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.glass-card:hover {
  border-color: rgba(13, 138, 106, 0.35);
  box-shadow: 0 20px 45px -12px rgba(13, 138, 106, 0.22);
}

.glass-card-dark {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(217, 146, 30, 0.22);
  transition: all 0.3s ease;
}

.glass-card-dark:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(217, 146, 30, 0.45);
  transform: translateY(-2px);
}

/* 3D Orbital Rings */
@keyframes orbit-rotate-1 {
  0% { transform: rotate3d(1, 1, 0, 0deg); }
  100% { transform: rotate3d(1, 1, 0, 360deg); }
}

@keyframes orbit-rotate-2 {
  0% { transform: rotate3d(-1, 1, 1, 0deg); }
  100% { transform: rotate3d(-1, 1, 1, 360deg); }
}

.orbit-ring-1 {
  animation: orbit-rotate-1 14s linear infinite;
  transform-style: preserve-3d;
}

.orbit-ring-2 {
  animation: orbit-rotate-2 18s linear infinite reverse;
  transform-style: preserve-3d;
}

/* Animations */
@keyframes marquee {
  0% { transform: translateX(0%); }
  100% { transform: translateX(-50%); }
}

.animate-marquee {
  display: flex;
  width: max-content;
  animation: marquee 30s linear infinite;
}

.animate-marquee:hover {
  animation-play-state: paused;
}

@keyframes float-soft {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-8px) rotate(1deg); }
}

.animate-float {
  animation: float-soft 5s ease-in-out infinite;
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-rise {
  animation: rise-in 0.7s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes pulse-glow {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6);
  }
  70% {
    box-shadow: 0 0 0 16px rgba(37, 211, 102, 0);
  }
}

.animate-pulse-glow {
  animation: pulse-glow 2.2s infinite;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* Modal styling */
.modal-backdrop {
  background: rgba(6, 21, 39, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}