/**
 * Base Reset & Global Styles
 */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-app);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
  overflow-x: hidden;
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(59, 130, 246, 0.08), transparent 70%),
    radial-gradient(ellipse 60% 40% at 90% 10%, rgba(139, 92, 246, 0.05), transparent 60%);
  background-attachment: fixed;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-app);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.22);
}

/* Typography & Links */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 600;
  letter-spacing: -0.02em;
}

a {
  color: var(--accent-blue);
  text-decoration: none;
  transition: color var(--duration-fast);
}
a:hover {
  text-decoration: underline;
}

/* Inputs & Buttons Base */
button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: transparent;
  outline: none;
}

/* Glassmorphism utility */
.glass {
  background: rgba(20, 23, 33, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
}

/* SVG Vector Icons Utility */
.svg-icon {
  display: inline-block;
  vertical-align: -0.16em;
  flex-shrink: 0;
  stroke: currentColor;
}

.inline-icon-text {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}