/* ============================================
   Risk Graph - Liquid Glass Design System
   ============================================ */

/* === Base Styles === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  color: white;
  overflow-x: hidden;
}

/* Add padding to account for fixed navigation */
body {
  padding-top: 64px;
}

/* === Liquid Glass Effects === */
.glass-card {
  backdrop-filter: blur(20px) saturate(180%);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 1rem;
  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);
}

.glass-nav {
  backdrop-filter: blur(20px);
  background: rgba(17, 25, 40, 0.75);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.glass-input {
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 1rem;
  padding: 0.75rem 1rem;
  color: white;
  width: 100%;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.glass-input:focus {
  outline: none;
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.4);
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.2),
              inset 0 0 20px rgba(255, 255, 255, 0.05);
}

.glass-input::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

/* === Smooth Transitions === */
.smooth-transition {
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* === Hover Effects === */
.glass-card:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px 0 rgba(31, 38, 135, 0.45);
}

/* === Button Styles === */
.btn-primary {
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 0.75rem 2rem;
  border-radius: 1rem;
  cursor: pointer;
  font-weight: 600;
  color: white;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-primary:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow: 0 0 30px rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.btn-primary:active {
  transform: translateY(0);
}

/* === Typography === */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: 3.5rem;
  background: linear-gradient(135deg, #fff 0%, #e0e7ff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

@media (max-width: 768px) {
  h1 {
    font-size: 2.5rem;
  }
}

h2 {
  font-size: 2.5rem;
}

@media (max-width: 768px) {
  h2 {
    font-size: 2rem;
  }
}

/* === Loading Animation === */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.8s ease-out;
}

/* === Pulse Animation === */
@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* === Custom Scrollbar === */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* === Section Spacing === */
section {
  padding: 4rem 0;
}

@media (max-width: 768px) {
  section {
    padding: 2rem 0;
  }
}

/* === Container === */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* === Grid Utilities === */
.grid-auto-fit {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

/* === Badge === */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 600;
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

/* === Glow Effect === */
.glow {
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}

.glow:hover {
  box-shadow: 0 0 40px rgba(255, 255, 255, 0.5);
}

/* === Text Shadow for Readability === */
.text-shadow {
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

/* === Selection === */
::selection {
  background: rgba(255, 255, 255, 0.3);
  color: white;
}

/* === Focus Visible === */
*:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.5);
  outline-offset: 2px;
}

/* === Responsive Utilities === */
@media (max-width: 640px) {
  .hide-mobile {
    display: none;
  }
}

@media (min-width: 641px) {
  .show-mobile {
    display: none;
  }
}