/* ═══════════════════════════════════════════════════════════════
   03 · BUTTONS
   All CTA variants · WhatsApp · icon buttons
   ═══════════════════════════════════════════════════════════════ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s var(--ease);
  border-radius: var(--radius);
  border: 0;
  text-decoration: none;
}

/* ─── Primary CTA · navy with gold-amber hover fill ─── */
.btn-cta {
  padding: 13px 24px;
  background: var(--navy-800);
  color: #fff;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
}
.btn-cta::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(90deg, var(--gold-500), var(--amber-500));
  opacity: 0;
  transition: opacity 0.3s var(--ease);
  pointer-events: none;
}
.btn-cta > *, .btn-cta { }
.btn-cta:hover {
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 12px 24px -8px rgba(224, 122, 31, 0.5);
  background-image: linear-gradient(90deg, var(--gold-500), var(--amber-500));
}
/* overlay disabled: it was painting over bare text nodes and hiding the label */
.btn-cta:hover::after { opacity: 0; }

/* ─── CTA variants ─── */
.btn-cta--amber              { background: var(--amber-500); }
.btn-cta--amber:hover        { background-image: linear-gradient(90deg, var(--amber-600), #a85510); color: #fff; }

.btn-cta--gold               { background: var(--gold-500); color: var(--navy-900); }
.btn-cta--gold:hover         { color: var(--navy-900); background-image: linear-gradient(90deg, var(--gold-400), var(--gold-300)); }

.btn-cta--ghost              {
  background: transparent;
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  color: #fff;
}
.btn-cta--ghost::after       { display: none; }
.btn-cta--ghost:hover        {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.6);
}

.btn-cta--outline-navy       {
  background: transparent;
  border: 1.5px solid var(--navy-800);
  color: var(--navy-800);
}
.btn-cta--outline-navy::after { display: none; }
.btn-cta--outline-navy:hover  { background: var(--navy-800); color: #fff; }

.btn-cta--lg { padding: 16px 32px; font-size: 12.5px; }

/* ─── WhatsApp pill button ─── */
.btn-whatsapp {
  padding: 10px 16px;
  background: #fff;
  border: 1.5px solid #25d366;
  color: #128c4f;
  font-size: 13px;
  border-radius: var(--radius-pill);
  position: relative;
}
.btn-whatsapp:hover {
  background: #25d366;
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 8px 20px -6px rgba(37, 211, 102, 0.45);
}
.btn-whatsapp::before {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: var(--radius-pill);
  border: 1.5px solid #25d366;
  opacity: 0;
  animation: pulse 2.4s ease-out infinite;
}

@keyframes pulse {
  0%   { opacity: 0.6; transform: scale(1); }
  100% { opacity: 0;   transform: scale(1.15); }
}

/* ─── Icon button (cart, etc) ─── */
.icon-btn {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  color: var(--navy-800);
  border-radius: 50%;
  transition: background 0.2s;
  position: relative;
}
.icon-btn:hover { background: var(--navy-100); }

.icon-btn__badge {
  position: absolute;
  top: 4px;
  right: 4px;
  min-width: 17px;
  height: 17px;
  padding: 0 4px;
  background: var(--amber-500);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  border-radius: var(--radius-pill);
  display: grid;
  place-items: center;
  line-height: 1;
}

/* ─── Floating WhatsApp (fixed bottom-right) ─── */
.float-wa {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: grid;
  place-items: center;
  box-shadow: 0 12px 30px -8px rgba(37, 211, 102, 0.6);
  z-index: var(--z-float);
  transition: all 0.3s var(--ease);
}
.float-wa:hover { transform: scale(1.08); }
.float-wa::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid #25d366;
  animation: pulse 2s ease-out infinite;
}

/* ─── Underline reveal on buttons on hover (consistent with menu) ─── */
.btn {
  text-decoration: underline;
  text-decoration-color: transparent;
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}
.btn:hover {
  text-decoration-color: currentColor;
}
/* keep icon-only / wishlist buttons clean (no underline) */
.btn-icon, .tour-card__wish, .announce__close, .btn--icon {
  text-decoration: none !important;
}