/* =============================================
   CTA Chat Button – Frontend Styles
   ============================================= */

:root {
  --ccb-radius: 56px;
  --ccb-shadow: 0 6px 28px rgba(0, 0, 0, .22);
  --ccb-shadow-hover: 0 10px 36px rgba(0, 0, 0, .30);
  --ccb-transition: .25s cubic-bezier(.4, 0, .2, 1);
}

/* ── Widget container ── */
.ccb-widget {
  position: fixed;
  z-index: 99999;
  display: flex;
  flex-direction: column;
  align-items: flex-end;

  opacity: 0;
  pointer-events: none;
  transition: opacity .4s ease;
}

.ccb-widget.ccb--bottom-right {
  bottom: var(--ccb-offset-y, 24px);
  right:  var(--ccb-offset-x, 24px);
  align-items: flex-end;
}

.ccb-widget.ccb--bottom-left {
  bottom: var(--ccb-offset-y, 24px);
  left:   var(--ccb-offset-x, 24px);
  align-items: flex-start;
}

.ccb-widget.ccb--visible {
  opacity: 1;
  pointer-events: auto;
}

/* ── Main trigger button ── */
.ccb-btn {
  width:  60px;
  height: 60px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  background: var(--ccb-main-color, #25D366);
  color: #fff;
  box-shadow: var(--ccb-shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--ccb-transition),
              box-shadow var(--ccb-transition),
              background var(--ccb-transition);
  position: relative;
  flex-shrink: 0;
  outline: none;
}

.ccb-btn:hover {
  transform: scale(1.1);
  box-shadow: var(--ccb-shadow-hover);
}

.ccb-btn:active { transform: scale(.95); }

.ccb-btn svg {
  width: 28px;
  height: 28px;
  position: absolute;
  transition: transform var(--ccb-transition), opacity var(--ccb-transition);
}

.ccb-btn__close {
  opacity: 0;
  transform: rotate(-90deg) scale(.6);
}

/* open state */
.ccb-btn.ccb-btn--open .ccb-btn__open {
  opacity: 0;
  transform: rotate(90deg) scale(.6);
}

.ccb-btn.ccb-btn--open .ccb-btn__close {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

/* ── Pulse ring ── */
.ccb-btn--pulse::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--ccb-main-color, #25D366);
  opacity: .7;
  animation: ccb-pulse 2.2s ease-out infinite;
}

.ccb-btn--pulse::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--ccb-main-color, #25D366);
  opacity: .4;
  animation: ccb-pulse 2.2s ease-out .7s infinite;
}

@keyframes ccb-pulse {
  0%   { transform: scale(1);    opacity: .7; }
  70%  { transform: scale(1.55); opacity: 0;  }
  100% { transform: scale(1.55); opacity: 0;  }
}

/* ── Menu ── */
.ccb-menu {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 14px;

  /* hidden state */
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px) scale(.96);
  transform-origin: bottom center;
  transition: opacity var(--ccb-transition),
              transform var(--ccb-transition);
}

.ccb-menu.ccb-menu--open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

/* stagger children */
.ccb-menu .ccb-greeting,
.ccb-menu .ccb-item {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .2s ease, transform .2s ease;
}

.ccb-menu.ccb-menu--open .ccb-greeting { opacity: 1; transform: none; transition-delay: .04s; }
.ccb-menu.ccb-menu--open .ccb-item:nth-child(2) { opacity: 1; transform: none; transition-delay: .07s; }
.ccb-menu.ccb-menu--open .ccb-item:nth-child(3) { opacity: 1; transform: none; transition-delay: .12s; }
.ccb-menu.ccb-menu--open .ccb-item:nth-child(4) { opacity: 1; transform: none; transition-delay: .17s; }

/* ── Greeting bubble ── */
.ccb-greeting {
  background: #fff;
  color: #1a1a1a;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 14px;
  line-height: 1.5;
  padding: 10px 14px;
  border-radius: 16px 16px 4px 16px;
  box-shadow: 0 4px 16px rgba(0,0,0,.14);
  max-width: 220px;
  white-space: normal;
  margin-bottom: 2px;
}

.ccb--bottom-left .ccb-greeting {
  border-radius: 16px 16px 16px 4px;
}

/* ── Channel items ── */
.ccb-item {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  padding: 0 14px 0 0;
  border-radius: 32px;
  background: #fff;
  box-shadow: 0 3px 14px rgba(0,0,0,.15);
  transition: transform var(--ccb-transition),
              box-shadow var(--ccb-transition);
  overflow: hidden;
  min-height: 50px;
}

.ccb-item:hover {
  transform: translateX(-3px) scale(1.02);
  box-shadow: 0 6px 20px rgba(0,0,0,.22);
}

.ccb--bottom-left .ccb-item {
  flex-direction: row-reverse;
  padding: 0 0 0 14px;
}

.ccb--bottom-left .ccb-item:hover {
  transform: translateX(3px) scale(1.02);
}

.ccb-item__icon {
  width: 50px;
  height: 50px;
  background: var(--item-color, #25D366);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ccb-item__icon svg {
  width: 24px;
  height: 24px;
  color: #fff;
  fill: #fff;
}

.ccb-item__label {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 13.5px;
  font-weight: 600;
  color: #1a1a1a;
  white-space: nowrap;
  letter-spacing: .01em;
}

/* ── Responsive ── */
@media (max-width: 480px) {
  .ccb-btn { width: 54px; height: 54px; }
  .ccb-btn svg { width: 24px; height: 24px; }
  .ccb-greeting { max-width: 180px; font-size: 13px; }
  .ccb-item { min-height: 46px; }
  .ccb-item__icon { width: 46px; height: 46px; }
  .ccb-item__label { font-size: 13px; }
}