/* AppAI.vn Feedback page: focused UX Builder and Fluent Forms Pro flow. */
body.appai-vn-page-feedback #main .page-hero {
  padding: 116px 0 32px;
}

body.appai-vn-page-feedback #main .page-hero::after {
  height: 36px;
}

body.appai-vn-page-feedback #main .page-hero-inner {
  max-width: 720px;
}

body.appai-vn-page-feedback #main .page-hero .section-chip {
  margin-bottom: 12px;
}

body.appai-vn-page-feedback #main .page-hero h1 {
  margin-bottom: 12px;
}

body.appai-vn-page-feedback #main .page-hero-sub {
  max-width: 650px;
  margin-bottom: 0;
  line-height: 1.65;
}

body.appai-vn-page-feedback #main .feedback-section {
  padding: 32px 0 72px !important;
  background: linear-gradient(180deg, #fff 0%, #f8fbff 100%);
}

body.appai-vn-page-feedback #main .feedback-layout {
  display: flex;
  justify-content: center;
  max-width: 900px;
  margin-right: auto;
  margin-left: auto;
}

body.appai-vn-page-feedback #main .feedback-layout > .col {
  width: 100%;
  max-width: 760px;
  flex: 0 1 760px;
}

body.appai-vn-page-feedback #main .feedback-form-col > .col-inner {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

body.appai-vn-page-feedback #main .feedback-form-heading {
  margin-bottom: 20px;
  text-align: center;
}

body.appai-vn-page-feedback #main .feedback-form-heading h2 {
  margin: 0 0 8px;
  color: var(--appai-vn-text-primary);
  font-size: 1.68rem;
  font-weight: 800;
  letter-spacing: -.035em;
}

body.appai-vn-page-feedback #main .feedback-form-heading > p {
  max-width: 560px;
  margin: 0 auto;
  color: var(--appai-vn-text-tertiary);
  font-size: .93rem;
  line-height: 1.65;
}

body.appai-vn-page-feedback #main .feedback-form-card {
  min-height: 0 !important;
  padding: 28px;
  overflow: visible;
  border: 1px solid var(--appai-vn-border);
  border-radius: 16px;
  background: #fff;
  box-shadow: var(--appai-vn-shadow-lg);
}

body.appai-vn-page-feedback #main .feedback-form-card::before {
  content: none;
}

body.appai-vn-page-feedback #main .feedback-privacy-note {
  justify-content: center;
  max-width: 620px;
  margin: 12px auto 0;
  color: var(--appai-vn-text-tertiary);
  font-size: .76rem;
  line-height: 1.55;
  text-align: center;
}

/* Form 3 remains editable in Fluent Forms. This layer only matches the site UI. */
body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 {
  --fluentform-primary: var(--appai-vn-blue-600);
  --fluentform-danger: var(--appai-vn-rose-600);
  width: 100%;
  margin: 0;
  color: var(--appai-vn-text-primary);
  font-family: var(--appai-vn-font);
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .ff-el-group {
  margin: 0 0 16px !important;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .ff-el-input--label {
  display: block;
  margin: 0 0 7px;
  padding: 0;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .ff-el-input--label label {
  display: inline-block;
  margin: 0;
  color: var(--appai-vn-text-primary);
  font: 700 .88rem/1.45 var(--appai-vn-font);
  letter-spacing: 0;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .ff-el-is-required.asterisk-right label::after,
body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .ff-el-is-required.asterisk-left label::before {
  color: var(--appai-vn-rose-600);
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 :is(select, textarea).ff-el-form-control {
  display: block;
  width: 100%;
  max-width: none;
  margin: 0;
  border: 1.5px solid var(--appai-vn-border);
  border-radius: 12px;
  background-color: #f9fbff;
  color: var(--appai-vn-text-primary);
  box-shadow: none;
  font: 500 .91rem/1.5 var(--appai-vn-font);
  outline: 0;
  transition: border-color .16s var(--appai-vn-ease), background-color .16s var(--appai-vn-ease), box-shadow .16s var(--appai-vn-ease);
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 select.ff-el-form-control {
  height: 48px;
  min-height: 48px;
  padding: 0 42px 0 14px;
  cursor: pointer;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 textarea.ff-el-form-control {
  height: 80px;
  min-height: 80px;
  padding: 13px 14px;
  resize: vertical;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 :is(select, textarea).ff-el-form-control:hover {
  border-color: var(--appai-vn-border-hover);
  background-color: #fff;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 :is(select, textarea).ff-el-form-control:focus {
  border-color: var(--appai-vn-blue-500);
  background-color: #fff;
  box-shadow: 0 0 0 3px rgba(0, 92, 224, .1);
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 textarea::placeholder {
  color: var(--appai-vn-text-quaternary);
  opacity: 1;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .ff-el-help-message {
  margin-top: 6px;
  color: var(--appai-vn-text-tertiary);
  font: 500 .74rem/1.5 var(--appai-vn-font);
  font-style: normal;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .appai-feedback-files {
  margin: 0 0 14px !important;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .appai-feedback-files .ff_file_upload_holder {
  display: flex;
  width: 100%;
  min-height: 64px;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 10px;
  border: 1.5px dashed var(--appai-vn-blue-300);
  border-radius: 12px;
  background: var(--appai-vn-blue-50);
  cursor: pointer;
  transition: border-color .16s var(--appai-vn-ease), background-color .16s var(--appai-vn-ease), box-shadow .16s var(--appai-vn-ease);
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .appai-feedback-files .ff_file_upload_holder:hover,
body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .appai-feedback-files .ff_file_upload_holder:focus-within {
  border-color: var(--appai-vn-blue-500);
  background: #f5f8ff;
  box-shadow: 0 0 0 3px rgba(0, 92, 224, .07);
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .appai-feedback-files .ff_upload_btn {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 8px 18px;
  border: 1px solid var(--appai-vn-blue-100);
  border-radius: 999px;
  background: #fff;
  color: var(--appai-vn-blue-700);
  box-shadow: var(--appai-vn-shadow-sm);
  font: 700 .86rem/1.2 var(--appai-vn-font);
  text-transform: none;
  letter-spacing: 0;
  cursor: pointer;
  transition: border-color .16s var(--appai-vn-ease), background-color .16s var(--appai-vn-ease), color .16s var(--appai-vn-ease);
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .appai-feedback-files .ff_file_upload_holder:hover .ff_upload_btn {
  border-color: var(--appai-vn-blue-600);
  background: var(--appai-vn-blue-600);
  color: #fff;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .appai-feedback-files .ff_upload_btn:focus-visible,
body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 button[type="submit"]:focus-visible {
  outline: 3px solid rgba(0, 92, 224, .28);
  outline-offset: 3px;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .ff-uploaded-list {
  display: grid;
  gap: 8px;
  margin-top: 10px;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .ff-upload-preview {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--appai-vn-border);
  border-radius: 10px;
  background: #fff;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .ff-upload-thumb {
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  overflow: hidden;
  border-radius: 8px;
  background: var(--appai-vn-blue-50);
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .ff-upload-details {
  min-width: 0;
  flex: 1 1 auto;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .ff-upload-filename {
  max-width: 100% !important;
  color: var(--appai-vn-text-secondary);
  font-size: .78rem;
  font-weight: 650;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .ff-upload-filesize {
  color: var(--appai-vn-text-tertiary);
  font-size: .7rem;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .ff-upload-remove {
  color: var(--appai-vn-rose-600);
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .ff-el-is-error .ff-el-form-control {
  border-color: var(--appai-vn-rose-400);
  box-shadow: 0 0 0 3px rgba(225, 29, 72, .07);
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .ff-el-is-error .text-danger,
body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .error.text-danger {
  margin-top: 6px;
  color: var(--appai-vn-rose-600);
  font: 500 .75rem/1.45 var(--appai-vn-font);
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .ff_submit_btn_wrapper {
  display: flex;
  justify-content: center;
  margin: 2px 0 0 !important;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 button[type="submit"] {
  display: inline-flex;
  width: auto !important;
  min-width: 168px !important;
  max-width: 100%;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 10px 26px;
  border: 0;
  border-radius: 999px;
  background: var(--appai-vn-blue-600);
  color: #fff;
  box-shadow: 0 5px 16px var(--appai-vn-blue-glow);
  font: 700 .95rem/1.3 var(--appai-vn-font);
  text-transform: none;
  letter-spacing: 0;
  opacity: 1 !important;
  cursor: pointer;
  transition: background-color .16s var(--appai-vn-ease), box-shadow .16s var(--appai-vn-ease), transform .16s var(--appai-vn-ease);
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 button[type="submit"]:hover {
  background: var(--appai-vn-blue-700);
  box-shadow: 0 7px 20px rgba(0, 92, 224, .22);
  transform: translateY(-1px);
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 button[type="submit"]:focus {
  opacity: 1 !important;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 button[type="submit"]:disabled {
  cursor: wait;
  opacity: .72;
  transform: none;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed .ff-message-success,
body.appai-vn-page-feedback #main .appai-fluentform-embed .ff-errors-in-stack {
  margin: 0 !important;
  padding: 18px !important;
  border-radius: 12px !important;
  box-shadow: none !important;
  font: 500 .86rem/1.6 var(--appai-vn-font) !important;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed .ff-message-success {
  border: 1px solid var(--appai-vn-emerald-100) !important;
  background: var(--appai-vn-emerald-50) !important;
  color: var(--appai-vn-text-secondary) !important;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed .ff-errors-in-stack {
  border: 1px solid var(--appai-vn-rose-100) !important;
  background: var(--appai-vn-rose-50) !important;
  color: var(--appai-vn-rose-600) !important;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed .appai-feedback-success strong {
  display: block;
  margin-bottom: 4px;
  color: var(--appai-vn-text-primary);
  font-size: .96rem;
}

body.appai-vn-page-feedback #main .appai-fluentform-embed .appai-feedback-success p {
  margin: 0;
}

@media (max-width: 680px) {
  body.appai-vn-page-feedback #main .page-hero {
    padding-top: calc(var(--appai-vn-sp-20) + 24px);
    padding-bottom: 28px;
  }

  body.appai-vn-page-feedback #main .feedback-section {
    padding: 28px 0 58px !important;
  }

  body.appai-vn-page-feedback #main .feedback-form-heading {
    margin-bottom: 18px;
    text-align: left;
  }

  body.appai-vn-page-feedback #main .feedback-form-heading h2 {
    font-size: 1.42rem;
  }

  body.appai-vn-page-feedback #main .feedback-form-heading > p {
    margin-left: 0;
  }

  body.appai-vn-page-feedback #main .feedback-form-card {
    padding: 24px 18px;
    border-radius: 14px;
  }

  body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .ff-el-group {
    margin-bottom: 15px !important;
  }

  body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 textarea.ff-el-form-control {
    height: 80px;
    min-height: 80px;
  }

  body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .appai-feedback-files .ff_file_upload_holder {
    min-height: 62px;
    padding: 10px;
  }

  body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 .appai-feedback-files .ff_upload_btn {
    width: 100%;
  }

  body.appai-vn-page-feedback #main .feedback-privacy-note {
    align-items: flex-start;
    justify-content: flex-start;
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  body.appai-vn-page-feedback #main .appai-fluentform-embed #fluentform_3 :is(select, textarea, .ff_file_upload_holder, .ff_upload_btn, button[type="submit"]) {
    transition: none !important;
  }
}