/* ==========================================================================
   WhatsApp floating chat button
   Button uses WhatsApp's own official green (brand recognition matters
   more here than matching the site palette); the tooltip bubble uses
   Spaxec's own card styling so it still feels native to the site.
   ========================================================================== */

:root {
  --wa-green: #25D366;
  --wa-green-dark: #1DA851;
  --wa-tooltip-bg: var(--navy-raised);
  --wa-tooltip-border: var(--navy-line);
  --wa-tooltip-text: var(--offwhite);
}

.wa-widget {
  position: fixed;
  right: max(20px, env(safe-area-inset-right));
  bottom: max(20px, env(safe-area-inset-bottom));
  z-index: 9998; /* stays below the cookie banner (9999) so it never fights it for focus */
  display: flex;
  align-items: flex-end;
  gap: 12px;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.6s ease, transform 0.6s ease, bottom 0.35s ease;
  pointer-events: none;
}

.wa-widget.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* Lifted above the cookie banner while it's showing, so the two never overlap */
.wa-widget.wa-widget--lifted {
  bottom: max(180px, calc(env(safe-area-inset-bottom) + 180px));
}

.wa-btn {
  flex: 0 0 auto;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--wa-green);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.28);
  transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease;
  text-decoration: none;
}

.wa-btn:hover,
.wa-btn:focus-visible {
  background: var(--wa-green-dark);
  transform: scale(1.08);
  box-shadow: 0 8px 26px rgba(0, 0, 0, 0.34);
}

.wa-btn:focus-visible {
  outline: 3px solid var(--offwhite);
  outline-offset: 3px;
}

.wa-btn svg {
  width: 30px;
  height: 30px;
}

/* Gentle pulse: a soft expanding ring, run briefly every so often (timed
   via JS adding/removing this class) rather than a continuous animation
   that would be distracting and burn battery for no reason. */
.wa-btn::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--wa-green);
  opacity: 0;
}

.wa-widget.wa-pulse .wa-btn::after {
  animation: wa-pulse-ring 1.8s ease-out;
}

@keyframes wa-pulse-ring {
  0% { opacity: 0.55; transform: scale(1); }
  100% { opacity: 0; transform: scale(1.7); }
}

.wa-tooltip {
  position: relative;
  max-width: 240px;
  background: var(--wa-tooltip-bg);
  border: 1px solid var(--wa-tooltip-border);
  color: var(--wa-tooltip-text);
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.4;
  padding: 12px 16px;
  border-radius: var(--radius-md, 14px);
  box-shadow: var(--shadow-soft, 0 8px 24px rgba(0,0,0,0.3));
  margin-bottom: 6px;
  opacity: 0;
  transform: translateY(6px) scale(0.98);
  transition: opacity 0.35s ease, transform 0.35s ease;
  pointer-events: none;
}

.wa-tooltip.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

@media (max-width: 480px) {
  .wa-widget {
    right: max(14px, env(safe-area-inset-right));
    bottom: max(14px, env(safe-area-inset-bottom));
  }
  .wa-widget.wa-widget--lifted {
    bottom: max(150px, calc(env(safe-area-inset-bottom) + 150px));
  }
  .wa-btn {
    width: 52px;
    height: 52px;
  }
  .wa-btn svg {
    width: 27px;
    height: 27px;
  }
  .wa-tooltip {
    max-width: 190px;
    font-size: 0.8rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .wa-widget {
    transition: opacity 0.3s ease;
    transform: none;
  }
  .wa-btn {
    transition: background-color 0.2s ease;
  }
  .wa-btn:hover,
  .wa-btn:focus-visible {
    transform: none;
  }
  .wa-widget.wa-pulse .wa-btn::after {
    animation: none;
  }
  .wa-tooltip {
    transition: opacity 0.2s ease;
    transform: none;
  }
}