/* ============ BUTTONS — pill shaped, as on the reference ============ */

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 34px;
  border-radius: var(--radius-pill);
  background: var(--red);
  color: #fff;
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1;
  white-space: nowrap;
  transition:
    background 0.35s var(--ease),
    color 0.35s var(--ease),
    transform 0.35s var(--ease),
    box-shadow 0.35s var(--ease);
}
.btn:hover {
  background: var(--red-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(225, 29, 42, 0.28);
}
.btn:active { transform: translateY(0); }
.btn:focus-visible { outline: 3px solid var(--red); outline-offset: 3px; }

/* Small */
.btn--sm { padding: 12px 24px; font-size: var(--fs-tiny); }

/* Outline — black border on light backgrounds */
.btn--outline {
  background: transparent;
  color: var(--text-strong);
  border: 1.5px solid var(--line-strong);
}
.btn--outline:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
  box-shadow: none;
}

/* Dark fill */
.btn--dark { background: var(--ink); }
.btn--dark:hover { background: #000; box-shadow: 0 12px 26px rgba(0, 0, 0, 0.28); }

/* On dark backgrounds — white pill that inverts to red */
.btn--on-dark {
  background: #fff;
  color: var(--text-strong);
}
.btn--on-dark:hover {
  background: var(--red);
  color: #fff;
  box-shadow: 0 12px 26px rgba(225, 29, 42, 0.3);
}

/* Ghost on dark */
.btn--ghost {
  background: transparent;
  color: #fff;
  border: 1.5px solid var(--line-on-dark);
}
.btn--ghost:hover { background: #fff; color: var(--text-strong); border-color: #fff; }

/* Accent alias kept for existing markup */
.btn--accent { background: var(--ink); }
.btn--accent:hover { background: #000; }

/* Arrow that slides on hover */
.btn-arrow {
  display: inline-flex;
  transition: transform 0.35s var(--ease);
}
.btn:hover .btn-arrow { transform: translateX(4px); }

/* ---- Text link with arrow ---- */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--red);
  font-size: var(--fs-small);
  font-weight: 600;
  transition: gap 0.35s var(--ease), color 0.35s var(--ease);
}
.link-arrow:hover { gap: 15px; color: var(--red-dark); }

/* ---- Floating action buttons ---- */
.fab {
  position: fixed;
  right: 20px;
  z-index: 70;
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  font-size: 1.25rem;
  box-shadow: var(--shadow);
  transition: transform 0.35s var(--ease), background 0.35s var(--ease);
}
.fab:hover { transform: translateY(-3px) scale(1.05); }

.fab--whatsapp {
  bottom: 86px;
  background: #25d366;
}
.fab--top {
  bottom: 24px;
  background: var(--ink);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease), background 0.35s var(--ease);
}
.fab--top.is-visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.fab--top:hover { background: var(--red); }

@media (max-width: 600px) {
  .fab { width: 46px; height: 46px; font-size: 1.1rem; right: 14px; }
  .fab--whatsapp { bottom: 74px; }
  .fab--top { bottom: 18px; }
}