.container {
  max-width: 1180px;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.page-header h1 {
  flex-shrink: 0;
}

.upload-guide-download {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  width: 180px;
  height: 60px;
  padding: 0;
  border-radius: 12px;
  background: #d32f2f;
  color: #fff;
  font-size: 20px;
  font-weight: 700;
  line-height: 1;
  text-align: center;
  white-space: nowrap;
}

.upload-guide-download span {
  display: block;
  /* Balance the visible glyphs within the centered line box. */
  transform: translateY(-1px);
}

.upload-guide-download:hover {
  background: #b71c1c;
}

.upload-guide-download:focus-visible {
  outline: 3px solid #d32f2f;
  outline-offset: 4px;
}

@media (max-width: 380px) {
  .page-header {
    gap: 8px;
  }

  .page-header h1 {
    font-size: 26px;
  }
}

.photo-submit-layout {
  display: grid;
  grid-template-columns: minmax(260px, 330px) minmax(0, 1fr);
  align-items: start;
  gap: 22px;
}

.upload-workflow {
  min-width: 0;
}

.aircraft-category-choices {
  flex-wrap: wrap;
  gap: 10px 20px;
}

.aircraft-category-choices label {
  min-height: 24px;
  cursor: pointer;
}

.field .aircraft-category-choices input[type=checkbox] {
  width: 16px;
  height: 16px;
  margin: 0;
  padding: 0;
}

.photo-check-toolbar {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.photo-check-toolbar button {
  padding: 9px 6px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--blue-dark);
  font-size: 12px;
}

.photo-check-toolbar button:hover:not(:disabled) { background: var(--soft); }
.photo-check-toolbar button:disabled { opacity: .45; cursor: not-allowed; }
.photo-check-toolbar button:focus-visible { outline: 3px solid var(--blue); outline-offset: 2px; }

@media (max-width: 580px) {
  .photo-check-toolbar { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.upload-standards {
  position: sticky;
  top: 20px;
  padding: 21px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  color: var(--text);
  text-align: left;
}

.upload-standards h2 {
  margin: 0 0 13px;
  font-size: 16px;
}

.upload-standards p,
.upload-standards li {
  font-size: 12px;
  line-height: 1.75;
}

.upload-standards p {
  margin: 0 0 12px;
  color: var(--muted);
}

.upload-standards ol {
  margin: 0;
  padding-left: 0;
  list-style-position: inside;
}

.upload-standards li {
  margin: 5px 0;
}

.upload-standards .standards-reminder {
  margin: 17px 0 0;
  padding-top: 15px;
  border-top: 1px solid var(--border);
  color: var(--text);
}

@media (max-width: 860px) {
  .container {
    max-width: 820px;
  }

  .photo-submit-layout {
    grid-template-columns: 1fr;
  }

  .upload-standards {
    position: static;
  }
}