/* Custom CSS System for Dra. Ángeles Sánchez Montes Website */
:root {
  --primary-blue: #0468c8;
  --primary-hover: #0352a0;
  --primary-light: #e6f0fa;
  --bg-ice: #f5f9fa;
  --text-slate: #696a6b;
  --text-dark: #0f172a;
  --white: #ffffff;
  --shadow-subtle: 0 10px 30px -10px rgba(4, 104, 200, 0.12);
  --shadow-glow: 0 0 25px rgba(4, 104, 200, 0.25);
  --glass-bg: rgba(255, 255, 255, 0.85);
  --glass-border: rgba(4, 104, 200, 0.15);
}

/* Base Setup */
html {
  scroll-behavior: smooth;
  font-family: 'Outfit', 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--bg-ice);
  color: var(--text-dark);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: #eef4f8;
}
::-webkit-scrollbar-thumb {
  background: var(--primary-blue);
  border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary-hover);
}

/* Glassmorphism Classes */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
}

.glass-nav {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(4, 104, 200, 0.12);
}

/* Custom Animations */
@keyframes floatSlow {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 0 15px rgba(4, 104, 200, 0.2); }
  50% { box-shadow: 0 0 30px rgba(4, 104, 200, 0.45); }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.animate-float {
  animation: floatSlow 4s ease-in-out infinite;
}

.animate-glow {
  animation: pulseGlow 3s ease-in-out infinite;
}

/* Text & Gradient Utilities */
.gradient-text {
  background: linear-gradient(135deg, #0468c8 0%, #002855 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.bg-gradient-brand {
  background: linear-gradient(135deg, #0468c8 0%, #023e7d 100%);
}

.bg-gradient-ice {
  background: linear-gradient(180deg, #ffffff 0%, #f5f9fa 100%);
}

/* Hover Card Transitions */
.hover-lift {
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease;
}
.hover-lift:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 35px -10px rgba(4, 104, 200, 0.18);
}

/* Tab Active Styles */
.tab-btn.active {
  background-color: var(--primary-blue) !important;
  color: var(--white) !important;
  border-color: var(--primary-blue) !important;
  box-shadow: 0 6px 16px rgba(4, 104, 200, 0.25);
}

/* Modal Backdrop */
.modal-overlay {
  background-color: rgba(15, 23, 42, 0.65);
  backdrop-filter: blur(6px);
}

/* Print Optimization */
@media print {
  header, footer, #contacto, .no-print {
    display: none !important;
  }
  body {
    background: #fff;
    color: #000;
  }
}