/* ===== EDUKA Real-Time Support Chat ===== */
.support-chat-root {
  position: fixed;
  inset: 0;
  z-index: 999998;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity .32s ease, visibility .32s ease;
}

.support-chat-root.is-open {
  pointer-events: auto;
  opacity: 1;
  visibility: visible;
}

.support-chat-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(6, 17, 44, .36);
  backdrop-filter: blur(10px);
  opacity: 0;
  transition: opacity .32s ease;
}

.support-chat-root.is-open .support-chat-backdrop {
  opacity: 1;
}

.support-chat-panel {
  position: absolute;
  right: 28px;
  bottom: 28px;
  width: min(430px, calc(100vw - 32px));
  max-height: min(760px, calc(100vh - 56px));
  overflow: hidden;
  border-radius: 28px;
  background: rgba(255, 255, 255, .96);
  border: 1px solid #e2eafe;
  box-shadow: 0 34px 90px rgba(8, 25, 74, .28);
  transform: translateY(28px) scale(.96);
  opacity: 0;
  transition:
    transform .38s cubic-bezier(.22, 1, .36, 1),
    opacity .38s cubic-bezier(.22, 1, .36, 1);
}

.support-chat-root.is-open .support-chat-panel {
  transform: translateY(0) scale(1);
  opacity: 1;
}

.support-close-btn {
  position: absolute;
  right: 18px;
  top: 18px;
  z-index: 3;
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: 12px;
  background: #edf4ff;
  color: #123cff;
  display: grid;
  place-items: center;
  cursor: pointer;
}

.support-close-btn svg {
  transform: rotate(-90deg);
  width: 19px;
  height: 19px;
}

.support-chat-head {
  display: flex;
  gap: 14px;
  align-items: center;
  padding: 28px 28px 22px;
  background:
    radial-gradient(circle at 88% 0%, rgba(18, 60, 255, .22), transparent 34%),
    linear-gradient(135deg, #06123e, #123cff);
  color: #fff;
}

.support-brand-badge {
  width: 54px;
  height: 54px;
  border-radius: 16px;
  background: #fff;
  display: grid;
  place-items: center;
  box-shadow: 0 16px 30px rgba(0, 0, 0, .16);
}

.support-brand-badge img {
  width: 38px;
  height: 38px;
  border-radius: 10px;
}

.support-chat-head h3 {
  margin: 0 0 6px;
  font-size: 19px;
  letter-spacing: -.3px;
}

.support-chat-head p {
  margin: 0;
  color: #dce6ff;
  font-size: 13px;
  font-weight: 650;
}

.online-dot {
  width: 8px;
  height: 8px;
  background: #29d982;
  border-radius: 50%;
  display: inline-block;
  margin-right: 6px;
  box-shadow: 0 0 0 6px rgba(41, 217, 130, .15);
}

.support-start-view,
.support-chat-view {
  padding: 22px;
  animation: supportView .34s ease both;
}

@keyframes supportView {
  from {
    opacity: 0;
    transform: translateY(14px);
    filter: blur(5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

.support-welcome-card {
  background: #f4f8ff;
  border: 1px solid #dfe8ff;
  border-radius: 20px;
  padding: 18px;
  margin-bottom: 16px;
}

.support-welcome-card h4 {
  margin: 0 0 8px;
  color: #071132;
  font-size: 18px;
}

.support-welcome-card p {
  margin: 0;
  color: #66748e;
  line-height: 1.55;
  font-size: 14px;
}

.quick-questions {
  display: grid;
  gap: 10px;
}

.quick-questions button {
  border: 1px solid #dce6ff;
  background: #fff;
  color: #071132;
  text-align: left;
  border-radius: 15px;
  padding: 13px 14px;
  font-weight: 800;
  cursor: pointer;
  transition:
    transform .22s ease,
    border-color .22s ease,
    color .22s ease,
    background .22s ease,
    box-shadow .22s ease;
}

.quick-questions button:hover,
.quick-questions button.is-selected {
  transform: translateY(-2px);
  color: #123cff;
  border-color: #123cff;
  background: #f1f6ff;
  box-shadow: 0 12px 28px rgba(18, 60, 255, .10);
}

.support-lead-form {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.support-lead-form label {
  display: grid;
  gap: 8px;
}

.support-lead-form label span {
  font-size: 13px;
  font-weight: 900;
  color: #071132;
}

.support-lead-form input,
.support-message-form input {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid #dce6ff;
  border-radius: 15px;
  background: #fff;
  color: #071132;
  outline: none;
  font-size: 15px;
  font-weight: 700;
  padding: 15px 16px;
  transition: border-color .22s ease, box-shadow .22s ease, transform .22s ease;
}

.support-lead-form input:focus,
.support-message-form input:focus {
  border-color: #123cff;
  box-shadow: 0 0 0 5px rgba(18, 60, 255, .10);
}

.support-lead-form button {
  height: 52px;
  border: 0;
  border-radius: 15px;
  background: linear-gradient(135deg, #123cff, #4f6fff);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-weight: 950;
  cursor: pointer;
  box-shadow: 0 16px 34px rgba(18, 60, 255, .20);
}

.support-chat-view {
  padding: 0;
}

.support-messages {
  height: 390px;
  overflow-y: auto;
  padding: 22px;
  background:
    radial-gradient(circle at 100% 20%, rgba(18, 60, 255, .08), transparent 30%),
    #f7faff;
}

.support-message {
  display: flex;
  margin-bottom: 12px;
  animation: messageIn .28s ease both;
}

@keyframes messageIn {
  from {
    opacity: 0;
    transform: translateY(10px) scale(.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.support-message .bubble {
  max-width: 82%;
  padding: 12px 14px;
  border-radius: 16px;
  line-height: 1.45;
  font-size: 14px;
  font-weight: 700;
}

.support-message.bot {
  justify-content: flex-start;
}

.support-message.bot .bubble {
  background: #fff;
  color: #071132;
  border: 1px solid #e2eafe;
  border-bottom-left-radius: 5px;
}

.support-message.user {
  justify-content: flex-end;
}

.support-message.user .bubble {
  background: linear-gradient(135deg, #123cff, #4f6fff);
  color: #fff;
  border-bottom-right-radius: 5px;
}

.support-time {
  display: block;
  margin-top: 7px;
  opacity: .62;
  font-size: 11px;
  font-weight: 800;
}

.typing .bubble {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.typing i {
  width: 6px;
  height: 6px;
  background: #8ca8ff;
  border-radius: 50%;
  animation: typingDot 1s infinite ease-in-out;
}

.typing i:nth-child(2) {
  animation-delay: .12s;
}

.typing i:nth-child(3) {
  animation-delay: .24s;
}

@keyframes typingDot {
  0%, 100% {
    transform: translateY(0);
    opacity: .45;
  }
  50% {
    transform: translateY(-5px);
    opacity: 1;
  }
}

.in-chat-questions {
  padding: 14px 16px 0;
  grid-template-columns: 1fr;
  background: #fff;
}

.in-chat-questions button {
  font-size: 13px;
  padding: 11px 13px;
}

.support-message-form {
  display: grid;
  grid-template-columns: 1fr 50px;
  gap: 10px;
  padding: 14px 16px 18px;
  background: #fff;
}

.support-message-form button {
  border: 0;
  border-radius: 15px;
  background: linear-gradient(135deg, #123cff, #4f6fff);
  color: #fff;
  display: grid;
  place-items: center;
  cursor: pointer;
}

.support-message-form button span,
.support-message-form button svg {
  width: 20px;
  height: 20px;
}

body.support-chat-open {
  overflow: hidden;
}

@media (max-width: 620px) {
  .support-chat-panel {
    right: 12px;
    bottom: 12px;
    width: calc(100vw - 24px);
    max-height: calc(100vh - 24px);
    border-radius: 22px;
  }

  .support-messages {
    height: 360px;
  }
}