/* FULLPRESS Button — brand.css tokens required */

.fp-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-primary);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  border-radius: var(--radius-button);
  transition: opacity var(--motion-micro), transform var(--motion-micro), background var(--motion-micro), border-color var(--motion-micro);
  min-height: var(--touch-target-min);
  position: relative;
}

.fp-btn:focus-visible {
  outline: var(--focus-ring-width) solid var(--focus-ring);
  outline-offset: var(--focus-ring-offset);
}

/* Sizes */
.fp-btn--sm { font-size: 10px; padding: var(--space-2) var(--space-4); min-height: 32px; }
.fp-btn--md { font-size: 12px; padding: var(--space-3) var(--space-6); }
.fp-btn--lg { font-size: 13px; padding: var(--space-4) var(--space-8); }

/* Primary — Ignition Red filled, INK label (white fails 3.7:1) */
.fp-btn--primary {
  background: var(--ignition-red);
  color: var(--deep-anchor-ink);
  border: 1px solid transparent;
}
.fp-btn--primary:hover { opacity: 0.88; }
.fp-btn--primary:active { transform: scale(0.98); opacity: 1; }

/* Secondary — Signal Green SOLID fill, ink label. No hollow buttons. */
[data-theme="dark"] .fp-btn--secondary,
.fp-btn--secondary {
  background: var(--signal-green);
  color: var(--deep-anchor-ink);
  border: 1px solid transparent;
}
[data-theme="dark"] .fp-btn--secondary:hover,
.fp-btn--secondary:hover {
  background: #33DE95;
}
.fp-btn--secondary:active { transform: scale(0.98); }

/* Light context: same solid fill, darker hover */
[data-theme="light"] .fp-btn--secondary {
  background: var(--signal-green);
  color: var(--deep-anchor-ink);
  border: 1px solid transparent;
}
[data-theme="light"] .fp-btn--secondary:hover {
  background: #00BF70;
}

/* Destructive — Orbit Red ghost. System states only. */
.fp-btn--destructive {
  background: transparent;
  color: var(--orbit-red);
  border: 1px solid rgba(196, 33, 60, 0.35);
}
.fp-btn--destructive:hover { background: rgba(196, 33, 60, 0.06); }

/* Quiet — neutral FILLED (no hollow buttons) */
.fp-btn--ghost {
  background: rgba(240, 246, 255, 0.10);
  color: var(--text-primary, var(--light-orbit));
  border: 1px solid transparent;
}
.fp-btn--ghost:hover { background: rgba(240, 246, 255, 0.16); }
[data-theme="light"] .fp-btn--ghost { background: rgba(25, 20, 36, 0.07); color: var(--deep-anchor-ink); }
[data-theme="light"] .fp-btn--ghost:hover { background: rgba(25, 20, 36, 0.12); }

/* Disabled */
.fp-btn--disabled,
.fp-btn:disabled {
  opacity: 0.40;
  cursor: not-allowed;
  pointer-events: none;
}

/* Loading */
.fp-btn--loading .fp-btn__label { opacity: 0.6; }

.fp-btn__spinner {
  width: 12px;
  height: 12px;
  border: 1.5px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: fp-spin 600ms linear infinite;
  flex-shrink: 0;
}

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

.fp-btn__icon { display: flex; align-items: center; flex-shrink: 0; }
.fp-btn__icon svg { width: var(--icon-sm); height: var(--icon-sm); }

/* Button group — primary + secondary side by side */
.fp-btn-group {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

@media (prefers-reduced-motion: reduce) {
  .fp-btn { transition: none; }
  .fp-btn__spinner { animation: none; }
}