.export-header {
  max-width: 1220px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 28px;
  gap: 24px;
}
.export-header .brand-logo {
  width: 145px;
}
.export-header nav {
  display: flex;
  gap: 22px;
  align-items: center;
  flex-wrap: wrap;
}
.export-page {
  max-width: 1164px;
  margin: 30px auto 80px;
  padding: 0 24px;
}
.export-page h1 {
  font-size: clamp(2.8rem, 6vw, 5.1rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
  margin: 12px 0 25px;
}
.export-page h1 span {
  color: #ff4bd8;
}
.export-intro {
  max-width: 720px;
  font-size: 1.18rem;
  line-height: 1.6;
}
.export-destination {
  margin: 30px 0 22px;
}
.export-destination select {
  max-width: 390px;
}
.export-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.export-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.export-page .actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 14px 0;
}
.export-page fieldset {
  border: 0;
  border-top: 1px solid var(--line, #ffffff30);
  padding: 20px 0 0;
  margin-top: 24px;
  min-width: 0;
}
.export-page legend {
  padding: 0 10px 0 0;
  font-weight: 600;
}
.export-page fieldset:disabled {
  opacity: 0.5;
}
.export-live {
  margin-top: 22px;
}
.export-live li {
  margin: 12px 0;
  line-height: 1.55;
}
.export-live ol {
  padding-left: 22px;
}
.export-preview {
  margin: 15px 0;
  background: #000;
  border-radius: 12px;
  overflow: hidden;
}
.export-preview video,
.export-preview img {
  width: 100%;
  max-height: 360px;
  object-fit: contain;
}
.export-preview audio {
  width: 100%;
}
.export-result {
  padding: 14px 0;
  border-bottom: 1px solid var(--line, #ffffff30);
}
.export-result h3 {
  font-size: 1rem;
  overflow-wrap: anywhere;
  margin: 0 0 6px;
}
.export-result p {
  margin: 4px 0;
}
.export-foot {
  margin-top: 30px;
}
.export-page input,
.export-page select,
.export-page textarea {
  width: 100%;
  box-sizing: border-box;
}
.export-page [hidden] {
  display: none !important;
}
@media (max-width: 760px) {
  .export-columns {
    grid-template-columns: 1fr;
  }
  .export-header {
    padding: 8px 18px;
    gap: 10px;
  }
  .export-header nav {
    gap: 12px;
    font-size: 0.86rem;
  }
  .export-header .brand-logo {
    width: 105px;
  }
  .export-page {
    padding: 0 18px;
    margin-top: 20px;
  }
  .export-row {
    gap: 12px;
  }
  .export-live ol {
    padding-left: 20px;
  }
}