/* =========================================================
   COMPONENT: Order Panel (Buy/Sell)
   ========================================================= */

.order-panel {
  display: flex;
  flex-direction: column;
}

.order-tabs {
  display: flex;
  border-bottom: 1px solid var(--border-color);
}
.order-tab {
  flex: 1;
  padding: var(--space-sm);
  text-align: center;
  font-size: var(--font-size-sm);
  font-weight: 600;
  cursor: pointer;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  position: relative;
}
.order-tab:hover {
  color: var(--text-primary);
}
.order-tab.is-active {
  color: var(--text-primary);
}
.order-tab.is-active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
}
.order-tab[data-side="buy"].is-active::after {
  background: var(--accent-green);
}
.order-tab[data-side="sell"].is-active::after {
  background: var(--accent-red);
}

.order-form {
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.order-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}
.order-field label {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.order-field .input-group {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}
.order-field .input-group .input {
  flex: 1;
}
.order-field .input-group .unit {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  font-family: var(--font-mono);
  min-width: 40px;
  text-align: right;
}

.order-slider {
  display: flex;
  gap: 2px;
  margin-top: var(--space-xs);
}
.order-slider button {
  flex: 1;
  padding: var(--space-xs);
  border: 1px solid var(--border-color);
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  font-size: var(--font-size-xs);
  font-family: var(--font-mono);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.order-slider button:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}
.order-slider button.is-active {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-light);
}

.order-summary {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  padding: var(--space-sm);
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
}
.order-summary-row {
  display: flex;
  justify-content: space-between;
  color: var(--text-muted);
}
.order-summary-row span:last-child {
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

.order-submit {
  margin-top: var(--space-sm);
  padding: var(--space-md);
  font-size: var(--font-size-lg);
  font-weight: 700;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.order-submit.buy {
  background: var(--accent-green);
  color: var(--text-inverse);
}
.order-submit.buy:hover {
  background: #0dd88e;
}
.order-submit.sell {
  background: var(--accent-red);
  color: white;
}
.order-submit.sell:hover {
  background: #ff5a6e;
}

/* Bigger touch targets for tabs, quick-% buttons, and submit on phones */
@media (max-width: 640px) {
  .order-tab { padding: var(--space-md); }
  .order-slider button { padding: var(--space-sm); }
  .order-submit { padding: var(--space-lg); font-size: var(--font-size-xl); }
}