/**
 * HUD component contract for DXFI UAT.
 *
 * Button matrix:
 * - Variants: primary, secondary, gold, ghost/link, danger
 * - Sizes: sm, md, lg
 * - States: hover, active, focus-visible, disabled
 */

.dx-glass-panel {
  position: relative;
  background: linear-gradient(180deg, var(--hud-panel-top), var(--hud-panel-bot));
  border: 1px solid var(--hud-line);
  border-radius: var(--hud-radius-lg);
  color: var(--hud-text);
  box-shadow: var(--hud-shadow-1);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.dx-stat-tile {
  border: 1px solid color-mix(in srgb, var(--hud-cyan) 28%, transparent);
  border-radius: var(--hud-radius-md);
  background: linear-gradient(155deg, rgba(255, 255, 255, 0.1), rgba(4, 12, 26, 0.58));
  box-shadow: var(--hud-shadow-1);
}

/* Base button contract */
.dx-btn,
.btn {
  font-family: var(--hud-font-sans);
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 44px;
  min-width: 100px;
  padding: 0 1rem;
  border: 1px solid var(--hud-line);
  border-radius: var(--hud-radius-pill);
  color: var(--hud-text);
  background: transparent;
  cursor: pointer;
  transition: transform var(--hud-motion-fast), box-shadow var(--hud-motion-base), background var(--hud-motion-base), border-color var(--hud-motion-base), color var(--hud-motion-base);
}

.dx-btn:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--hud-cyan);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(31, 221, 254, 0.2);
}

.dx-btn:disabled,
.btn:disabled,
.dx-btn[aria-disabled="true"],
.btn[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

/* Size matrix */
.dx-btn--sm,
.btn-sm,
.btn-small {
  min-height: 36px;
  min-width: 84px;
  padding: 0 0.8rem;
  font-size: 0.875rem;
}

.dx-btn--md,
.btn-md,
.btn {
  min-height: 44px;
  font-size: 0.95rem;
}

.dx-btn--lg,
.btn-lg,
.btn-large {
  min-height: 48px;
  min-width: 120px;
  padding: 0 1.2rem;
  font-size: 1rem;
}

.dx-btn--block,
.btn-block {
  width: 100%;
}

/* Variant matrix */
.dx-btn--primary,
.btn-primary {
  color: #051910;
  border-color: rgba(0, 0, 0, 0.25);
  background: linear-gradient(180deg, #58e5b9 0%, var(--hud-emerald) 100%);
  box-shadow: 0 0 0 1px rgba(16, 185, 129, 0.28), var(--hud-shadow-emerald);
}

.dx-btn--secondary,
.btn-secondary {
  color: #07131e;
  border-color: rgba(0, 0, 0, 0.22);
  background: linear-gradient(180deg, #69d2ff 0%, var(--hud-cyan) 100%);
  box-shadow: 0 0 0 1px rgba(31, 221, 254, 0.25), var(--hud-shadow-cyan);
}

.dx-btn--gold,
.btn-gold,
.btn-warning {
  color: #1a1202;
  border-color: rgba(0, 0, 0, 0.2);
  background: linear-gradient(135deg, #f7c24a, #d99a0b);
  box-shadow: 0 0 0 1px rgba(244, 183, 62, 0.28), var(--hud-shadow-gold);
}

.dx-btn--ghost,
.btn-ghost,
.btn-link {
  color: var(--hud-text);
  background: linear-gradient(180deg, var(--hud-panel-top), var(--hud-panel-bot));
  border-color: var(--hud-line);
}

.dx-btn--danger,
.btn-danger {
  color: #fff;
  background: linear-gradient(135deg, #f87171, #dc2626);
  border-color: rgba(120, 0, 0, 0.35);
}

.dx-btn:hover:not(:disabled),
.btn:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: var(--hud-shadow-2);
}

.dx-btn:active:not(:disabled),
.btn:active:not(:disabled) {
  transform: translateY(0);
}

/* DX Plus filter buttons: replaces inline ad-hoc button styles */
.dx-plus-time-filter-btn {
  min-height: 32px;
  min-width: 56px;
  padding: 0 0.75rem;
  border-radius: var(--hud-radius-sm);
  border: 1px solid var(--hud-line);
  background: transparent;
  color: var(--hud-text-dim);
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--hud-motion-base);
}

.dx-plus-time-filter-btn.active {
  color: #07131e;
  background: var(--hud-cyan);
  border-color: transparent;
}

#dxPlusViewTradeHistoryBtn {
  margin-left: auto;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--hud-cyan);
  min-height: 32px;
}

/* Mobile matrix */
@media (max-width: 480px) and (orientation: portrait) {
  .dx-btn,
  .btn {
    min-height: 42px;
  }

  .dx-btn--lg,
  .btn-lg,
  .btn-large {
    min-height: 44px;
  }
}

@media (max-width: 360px) and (orientation: portrait) {
  .dx-btn,
  .btn {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .dx-btn,
  .btn,
  .dx-plus-time-filter-btn {
    transition: none;
  }

  .dx-btn:hover:not(:disabled),
  .btn:hover:not(:disabled) {
    transform: none;
  }

  .hud-status-led--pulse {
    animation: none;
  }
}

/* ----- HUD status LED (inside pills / chips — reuse with .hero-terminal-chip) ----- */
.hud-status-led {
  display: inline-block;
  flex-shrink: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 8px rgba(52, 211, 153, 0.88);
  pointer-events: none;
}

.hud-status-led--pulse {
  animation: hudStatusLedPulse 2.2s ease-in-out infinite;
}

@keyframes hudStatusLedPulse {
  0%,
  100% {
    opacity: 1;
    box-shadow: 0 0 8px rgba(52, 211, 153, 0.85);
  }
  50% {
    opacity: 0.82;
    box-shadow: 0 0 14px rgba(52, 211, 153, 0.98);
  }
}