/* ============================================================
   TRADEDESK — Base & Typography Styles
   Mature Financial Workstation Base
   ============================================================ */

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

/* Universal SVG Icon Standardization */
svg {
  display: inline-block;
  vertical-align: middle;
  fill: none;
  stroke: currentColor;
}

svg:not([role="img"]):not(.chart-svg) {
  width: 16px;
  height: 16px;
  max-width: 100%;
  max-height: 100%;
  flex-shrink: 0;
}

html {
  font-size: 14px;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.45;
  color: var(--text-primary);
  background-color: var(--bg);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── Tabular Numbers (Mandatory for Financial UI) ── */
.num,
.tabular-num,
.tabular-nums,
[data-num] {
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum" 1;
  text-align: right;
  letter-spacing: -0.02em;
}

/* ── Typography Scale ── */
h1, .h1 {
  font-size: 26px;
  font-weight: 650;
  line-height: 1.25;
  letter-spacing: -0.025em;
  color: var(--text-primary);
}

h2, .h2 {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

h3, .h3 {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.015em;
  color: var(--text-primary);
}

h4, .h4 {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}

p {
  color: var(--text-secondary);
  line-height: 1.45;
}

.text-primary { color: var(--text-primary) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-success { color: var(--success) !important; }
.text-danger { color: var(--danger) !important; }
.text-warning { color: var(--warning) !important; }

.font-mono {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.02em;
}

/* ── Links & Buttons Reset ── */
a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  border: none;
  background: none;
  cursor: pointer;
}

input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

/* ── Scrollbars ── */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: var(--radius-xs);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--border-strong);
}

/* ── Focus Management ── */
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 1px;
}

/* ── Utility Classes ── */
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }

.w-full { width: 100%; }
.truncate {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}