.wc-support-fab {
  position: fixed;
  right: 18px;
  bottom: calc(18px + env(safe-area-inset-bottom));
  width: 56px;
  height: 56px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--m2-accent, #6b8aff);
  color: var(--m2-accent-contrast, #fff);
  border: 1px solid color-mix(in srgb, var(--m2-accent, #6b8aff) 70%, #fff 30%);
  box-shadow: 0 14px 30px rgba(15, 28, 70, 0.28);
  z-index: 1040;
  text-decoration: none;
  transition: transform .16s ease, box-shadow .16s ease;
}

.wc-support-fab::before {
  content: '💬';
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  font-size: 20px;
  line-height: 1;
}

.wc-support-fab:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 34px rgba(15, 28, 70, 0.34);
}

.wc-support-fab:active {
  transform: translateY(0);
}

.wc-support-fab:focus-visible {
  outline: 2px solid color-mix(in srgb, var(--m2-accent, #6b8aff) 60%, #fff 40%);
  outline-offset: 2px;
}

.wc-support-widget {
  position: fixed;
  right: 18px;
  bottom: calc(86px + env(safe-area-inset-bottom));
  width: min(380px, calc(100vw - 20px));
  height: min(620px, calc(100vh - 120px));
  z-index: 1120;
  border-radius: 16px;
  border: 1px solid color-mix(in srgb, var(--m2-accent, #6b8aff) 28%, transparent);
  background: var(--m2-card-bg, #101a2f);
  box-shadow: var(--m2-shadow-lg, 0 20px 48px rgba(4, 10, 26, .36));
  color: var(--m2-text, #e8eefc);
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr auto auto;
}

.wc-support-widget,
.wc-support-widget * {
  box-sizing: border-box;
}

.wc-support-widget[hidden] {
  display: none !important;
}

.wc-support-widget-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--m2-border, rgba(127, 155, 241, .25));
}

.wc-support-widget-head-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.wc-support-widget-title {
  margin: 0;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.2;
}

.wc-support-widget-sub {
  margin: 2px 0 0;
  font-size: 11px;
  opacity: .9;
}

.wc-support-widget-close {
  border: 1px solid var(--m2-border, rgba(127, 155, 241, .25));
  background: transparent;
  color: inherit;
  border-radius: 10px;
  width: 30px;
  height: 30px;
  cursor: pointer;
}

.wc-support-widget-tools {
  display: grid;
  gap: 8px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--m2-border, rgba(127, 155, 241, .25));
}

.wc-support-widget-search {
  width: 100%;
}

.wc-support-widget-main {
  display: grid;
  grid-template-columns: 42% 58%;
  min-height: 0;
}

.wc-support-widget-list {
  border-right: 1px solid var(--m2-border, rgba(127, 155, 241, .25));
  overflow: auto;
  padding: 8px;
  display: grid;
  align-content: start;
  gap: 8px;
}

.wc-support-widget-ticket {
  border: 1px solid var(--m2-border, rgba(127, 155, 241, .25));
  background: transparent;
  color: inherit;
  border-radius: 10px;
  text-align: left;
  padding: 8px;
  cursor: pointer;
  display: grid;
  gap: 4px;
  font-size: 12px;
}

.wc-support-widget-ticket.is-active {
  border-color: color-mix(in srgb, var(--m2-accent, #6b8aff) 54%, transparent);
  background: color-mix(in srgb, var(--m2-accent, #6b8aff) 10%, transparent);
}

.wc-support-widget-ticket-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  opacity: .86;
}

.wc-support-widget-chat {
  min-height: 0;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.wc-support-widget-chat-head {
  padding: 8px 10px;
  border-bottom: 1px solid var(--m2-border, rgba(127, 155, 241, .25));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}

.wc-support-widget-chat-title {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.wc-support-widget-messages {
  padding: 8px;
  overflow: auto;
  display: grid;
  align-content: start;
  gap: 8px;
}

.wc-support-widget-message {
  border: 1px solid var(--m2-border, rgba(127, 155, 241, .25));
  border-radius: 10px;
  padding: 7px;
  font-size: 12px;
  display: grid;
  gap: 4px;
  background: color-mix(in srgb, var(--m2-card-bg, #101a2f) 86%, transparent);
  color: inherit;
}

.wc-support-widget-message.is-admin {
  border-color: color-mix(in srgb, var(--m2-accent, #6b8aff) 48%, transparent);
  background: color-mix(in srgb, var(--m2-accent, #6b8aff) 14%, transparent);
}

.wc-support-widget-message-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  opacity: .95;
  font-size: 11px;
}

.wc-support-widget-message a {
  color: var(--m2-accent, #6b8aff);
  font-weight: 600;
  text-decoration: none;
}

.wc-support-widget-message a:hover {
  text-decoration: underline;
}

.wc-support-widget-form {
  padding: 8px;
  border-top: 1px solid var(--m2-border, rgba(127, 155, 241, .25));
  display: grid;
  gap: 6px;
}

.wc-support-widget-form-actions {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 8px;
}

.wc-support-widget-attach {
  width: 38px;
  height: 38px;
  min-width: 38px;
  min-height: 38px;
  border-radius: 10px;
  font-size: 18px;
  line-height: 1;
  padding: 0;
}

.wc-support-widget-file-input {
  display: none !important;
  width: 0 !important;
  height: 0 !important;
  opacity: 0 !important;
  overflow: hidden;
  position: absolute;
  pointer-events: none;
}

.wc-support-widget-file-name {
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 11px;
  opacity: .92;
}

.wc-support-widget-form .m2-input,
.wc-support-widget-form textarea,
.wc-support-widget-form input,
.wc-support-widget-form select,
.wc-support-widget-form button {
  color: var(--m2-text, #e8eefc);
}

.wc-support-widget-form .m2-input,
.wc-support-widget-form textarea,
.wc-support-widget-form input[type="text"],
.wc-support-widget-form input[type="file"],
.wc-support-widget-form select {
  background: color-mix(in srgb, var(--m2-card-bg, #101a2f) 88%, #fff 12%);
  border-color: var(--m2-border, rgba(127, 155, 241, .25));
}

.wc-support-widget-form ::placeholder {
  color: color-mix(in srgb, var(--m2-text, #e8eefc) 60%, transparent);
  opacity: 1;
}

.wc-support-widget-form textarea {
  min-height: 64px;
  resize: vertical;
}

.wc-support-widget-loader {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  opacity: .92;
  padding: 4px 2px;
}

.wc-support-widget-loader-spinner,
.wc-support-widget-form .m2-btn.is-loading::after {
  width: 14px;
  height: 14px;
  border-radius: 999px;
  border: 2px solid color-mix(in srgb, var(--m2-accent, #6b8aff) 35%, transparent);
  border-top-color: var(--m2-accent, #6b8aff);
  animation: wc-support-spin .65s linear infinite;
}

.wc-support-widget-loader-text {
  font-size: 12px;
}

.wc-support-widget-form .m2-btn.is-loading {
  position: relative;
  color: transparent !important;
  pointer-events: none;
}

.wc-support-widget-form .m2-btn.is-loading::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

@keyframes wc-support-spin {
  to {
    transform: rotate(360deg);
  }
}

.wc-support-widget-create {
  border-top: 1px solid var(--m2-border, rgba(127, 155, 241, .25));
  padding: 8px;
  display: grid;
  gap: 6px;
}

.wc-support-widget-unread {
  margin-left: 6px;
  min-width: 18px;
  height: 18px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 6px;
  font-size: 11px;
  font-weight: 700;
  background: var(--m2-accent, #6b8aff);
  color: var(--m2-accent-contrast, #fff);
}

.wc-support-widget-topics {
  border-top: 1px solid var(--m2-border, rgba(127, 155, 241, .25));
  padding: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.wc-support-widget-divider {
  margin: 4px 0 0;
  font-size: 11px;
  font-weight: 700;
  opacity: .9;
  text-align: center;
}

.wc-support-widget-topic {
  border: 1px solid var(--m2-border, rgba(127, 155, 241, .25));
  background: transparent;
  color: inherit;
  border-radius: 999px;
  padding: 3px 8px;
  font-size: 11px;
  cursor: pointer;
}

.wc-support-widget-empty {
  margin: 0;
  font-size: 12px;
  opacity: .95;
}

.wc-support-widget-sla {
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 999px;
  border: 1px solid var(--m2-border, rgba(127, 155, 241, .25));
}

.wc-support-widget-sla.is-late {
  border-color: color-mix(in srgb, var(--m2-danger, #ff7f99) 72%, transparent);
  color: var(--m2-danger, #ff7f99);
}

@media (max-width: 900px) {
  .wc-support-fab {
    right: 14px;
    bottom: calc(86px + env(safe-area-inset-bottom));
    width: 52px;
    height: 52px;
  }

  .wc-support-fab::before {
    width: 24px;
    height: 24px;
    font-size: 18px;
  }

  .wc-support-widget {
    right: 10px;
    bottom: calc(86px + env(safe-area-inset-bottom));
    width: calc(100vw - 20px);
    height: min(74vh, 620px);
  }

  .wc-support-widget-form textarea {
    min-height: 56px;
  }

  .wc-support-widget-form-actions {
    grid-template-columns: auto 1fr auto;
    gap: 6px;
  }
}