/* ==============================================
   BASE STYLES - Reset & Utilities
   ============================================== */

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

html {
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-ui);
  font-size: var(--text-base);
  font-weight: var(--font-normal);
  line-height: 1.5;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  background-image:
    radial-gradient(ellipse 80% 60% at 20% -10%, rgba(0, 212, 255, 0.05) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 110%, rgba(139, 92, 246, 0.06) 0%, transparent 60%),
    radial-gradient(circle, rgba(0, 212, 255, 0.035) 1px, transparent 1px);
  background-size: auto, auto, 28px 28px;
  min-height: 100vh;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-semibold);
  line-height: 1.3;
  color: var(--text-primary);
}

h1 { font-size: var(--text-2xl); }
h2 { font-size: var(--text-xl); }
h3 { font-size: var(--text-lg); }
h4 { font-size: var(--text-base); }

p {
  margin-bottom: var(--space-md);
}

a {
  color: var(--accent-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-hover);
}

/* Lists */
ul, ol {
  list-style: none;
}

/* Images */
img, svg {
  display: block;
  max-width: 100%;
}

/* Tables */
table {
  width: 100%;
  border-collapse: collapse;
}

/* Forms */
button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  color: inherit;
}

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

input, select, textarea {
  outline: none;
}

/* Hidden */
[hidden] {
  display: none !important;
}

/* ==============================================
   UTILITY CLASSES
   ============================================== */

/* Display */
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-flex { display: flex !important; }
.d-grid { display: grid !important; }
.d-inline { display: inline !important; }
.d-inline-block { display: inline-block !important; }
.d-inline-flex { display: inline-flex !important; }

/* Flexbox */
.flex-row { flex-direction: row; }
.flex-column { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.flex-nowrap { flex-wrap: nowrap; }
.flex-1 { flex: 1; }
.flex-grow { flex-grow: 1; }
.flex-shrink-0 { flex-shrink: 0; }

.justify-start { justify-content: flex-start; }
.justify-end { justify-content: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }

.align-start { align-items: flex-start; }
.align-end { align-items: flex-end; }
.align-center { align-items: center; }
.align-stretch { align-items: stretch; }

/* Gap */
.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }

/* Text */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

.text-xs { font-size: var(--text-xs); }
.text-sm { font-size: var(--text-sm); }
.text-base { font-size: var(--text-base); }
.text-lg { font-size: var(--text-lg); }
.text-xl { font-size: var(--text-xl); }
.text-2xl { font-size: var(--text-2xl); }

.font-normal { font-weight: var(--font-normal); }
.font-medium { font-weight: var(--font-medium); }
.font-semibold { font-weight: var(--font-semibold); }
.font-bold { font-weight: var(--font-bold); }

.font-mono { font-family: var(--font-mono); }

.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent-primary); }
.text-profit { color: var(--color-profit); }
.text-loss { color: var(--color-loss); }
.text-warning { color: var(--color-warning); }

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.break-all { word-break: break-all; }

/* Spacing */
.m-0 { margin: 0; }
.m-xs { margin: var(--space-xs); }
.m-sm { margin: var(--space-sm); }
.m-md { margin: var(--space-md); }
.m-lg { margin: var(--space-lg); }
.m-xl { margin: var(--space-xl); }

.mt-0 { margin-top: 0; }
.mt-xs { margin-top: var(--space-xs); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

.mb-0 { margin-bottom: 0; }
.mb-xs { margin-bottom: var(--space-xs); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }

.p-0 { padding: 0; }
.p-xs { padding: var(--space-xs); }
.p-sm { padding: var(--space-sm); }
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }
.p-xl { padding: var(--space-xl); }

/* Width */
.w-full { width: 100%; }
.w-auto { width: auto; }
.max-w-full { max-width: 100%; }

/* Height */
.h-full { height: 100%; }
.h-auto { height: auto; }
.min-h-screen { min-height: 100vh; }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }
.fixed { position: fixed; }
.sticky { position: sticky; }

/* Overflow */
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }

/* Border */
.border { border: 1px solid var(--border-primary); }
.border-0 { border: 0; }
.border-t { border-top: 1px solid var(--border-primary); }
.border-b { border-bottom: 1px solid var(--border-primary); }
.border-l { border-left: 1px solid var(--border-primary); }
.border-r { border-right: 1px solid var(--border-primary); }

.rounded-sm { border-radius: var(--radius-sm); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-full { border-radius: 9999px; }

/* Background */
.bg-primary { background-color: var(--bg-primary); }
.bg-secondary { background-color: var(--bg-secondary); }
.bg-elevated { background-color: var(--bg-elevated); }

/* Cursor */
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }

/* Opacity */
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }

/* Transitions */
.transition { transition: all var(--transition-fast); }
.transition-slow { transition: all var(--transition-normal); }

/* Visibility */
.invisible { visibility: hidden; }
.visible { visibility: visible; }

/* Selection */
.select-none { user-select: none; }
.select-all { user-select: all; }

/* ==============================================
   ANIMATION UTILITIES
   ============================================== */

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-spin { animation: spin 1s linear infinite; }
.animate-pulse { animation: pulse 2s ease-in-out infinite; }
.animate-fade-in { animation: fadeIn var(--transition-normal); }
.animate-slide-in { animation: slideInRight var(--transition-normal); }
.animate-slide-up { animation: slideInUp var(--transition-fast); }

/* Flash animation for price changes */
@keyframes flashGreen {
  0%, 100% { background-color: transparent; }
  50% { background-color: var(--color-profit-bg); }
}

@keyframes flashRed {
  0%, 100% { background-color: transparent; }
  50% { background-color: var(--color-loss-bg); }
}

.flash-profit { animation: flashGreen 0.5s ease-out; }
.flash-loss { animation: flashRed 0.5s ease-out; }