.req-export-btn {
  height: 36px;
  border-color: #7695b5;
  background: #fff;
  color: #245a91;
}

.req-export-btn:hover { background: #f2f7fc; }

.req-export-backdrop {
  position: fixed;
  inset: 0;
  z-index: 3000;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(18, 30, 45, .46);
  backdrop-filter: blur(2px);
  animation: overlay-fade-in var(--motion-base) var(--ease-standard);
}

.req-export-dialog {
  width: min(720px, 100%);
  max-height: min(820px, calc(100vh - 40px));
  overflow: auto;
  border: 1px solid #c9d5e2;
  border-radius: 14px;
  background: #f7f9fc;
  box-shadow: var(--shadow-pop);
  animation: modal-pop-in var(--motion-slow) var(--ease-apple);
}

.req-export-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 22px;
  border-bottom: 1px solid #d8e2ec;
  background: #fff;
}

.req-export-title-group { display: flex; align-items: center; gap: 13px; }
.req-export-title-icon {
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  background: #e8f2fd;
  color: #2468bf;
  font-size: 1.35rem;
  font-weight: 700;
}
.req-export-head h3 { margin: 0; color: #233e59; font-size: 1.25rem; line-height: 1.2; }
.req-export-head p { margin: 4px 0 0; color: #64788d; font-size: .92rem; }
.req-export-close {
  width: 34px;
  height: 34px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: #526b83;
  font-size: 1.55rem;
  line-height: 1;
  cursor: pointer;
  transition: background-color var(--motion-fast), color var(--motion-fast), transform var(--motion-fast);
}
.req-export-close:hover { background: #edf2f7; color: #223d58; transform: scale(1.04); }
.req-export-body { display: grid; gap: 16px; padding: 18px 22px; }
.req-export-section { margin: 0; padding: 17px; border: 1px solid #d8e2ec; border-radius: 11px; background: #fff; }
.req-export-section-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; margin-bottom: 14px; }
.req-export-section-head h4,
.req-export-section-head legend { margin: 0; padding: 0; color: #294761; font-size: 1rem; font-weight: 700; }
.req-export-section-head p { margin: 3px 0 0; color: #718398; font-size: .86rem; }
.req-export-recommended { flex: 0 0 auto; padding: 4px 9px; border-radius: 999px; background: #eaf4ff; color: #2368ae; font-size: .77rem; font-weight: 700; }
.req-export-dates { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.req-export-date-field { display: grid; gap: 6px; color: #344f69; font-weight: 600; }
.req-export-date-field > span { color: #344f69; font-size: .9rem; }
.req-export-date-control { position: relative; }
.req-export-date-control > button {
  width: 100%;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 13px;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: #fbfcfe;
  color: var(--ink);
  font: inherit;
  text-align: left;
  cursor: pointer;
}
.req-export-date-control > button:hover { border-color: #8fb0d4; background: #fff; }
.req-export-date-control > button:focus-visible { outline: none; box-shadow: var(--focus-ring); border-color: var(--accent); }
.req-export-calendar-icon { flex: 0 0 auto; font-size: 1rem; line-height: 1; }
.req-export-native-date { position: absolute; width: 1px; height: 1px; overflow: hidden; opacity: 0; pointer-events: none; }
.req-export-fields { min-inline-size: 0; }
.req-export-field-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.req-export-field-grid label {
  position: relative;
  display: block;
  min-width: 0;
  cursor: pointer;
}
.req-export-field-grid input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}
.req-export-field-grid label > span {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 42px;
  padding: 9px 12px 9px 40px;
  border: 1px solid #d8e1ea;
  border-radius: 8px;
  background: #fbfcfe;
  color: #425a71;
  font-size: .9rem;
  font-weight: 600;
  line-height: 1.2;
  transition: border-color var(--motion-fast), background-color var(--motion-fast), box-shadow var(--motion-fast), color var(--motion-fast);
}
.req-export-field-grid label > span::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 50%;
  width: 17px;
  height: 17px;
  border: 1.5px solid #91a2b4;
  border-radius: 4px;
  background: #fff;
  transform: translateY(-50%);
}
.req-export-field-grid label > span::after {
  content: "";
  position: absolute;
  left: 17px;
  top: calc(50% - 1px);
  width: 7px;
  height: 4px;
  border: solid #fff;
  border-width: 0 0 2px 2px;
  opacity: 0;
  transform: translateY(-50%) rotate(-45deg);
}
.req-export-field-grid label:hover > span { border-color: #a8bfd6; background: #f6f9fd; }
.req-export-field-grid input:checked + span { border-color: #8bb6e3; background: #eff6fe; color: #235b91; }
.req-export-field-grid input:checked + span::before { border-color: #2f7fd3; background: #2f7fd3; }
.req-export-field-grid input:checked + span::after { opacity: 1; }
.req-export-field-grid input:focus-visible + span { box-shadow: var(--focus-ring); }
.req-export-field-grid .req-export-field-master { grid-column: 1 / -1; }
.req-export-field-grid .req-export-field-master > span {
  min-height: 46px;
  border-color: #a8c5e4;
  background: #f0f7ff;
  color: #205a92;
}
.req-export-field-grid .req-export-field-master > span::before { border-color: #5487bd; }
.req-export-field-grid .req-export-field-master:hover > span { background: #e9f3fe; }
.req-export-status { min-height: 18px; margin: -4px 2px 0; color: var(--warn); font-size: .88rem; font-weight: 600; }
.req-export-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 22px;
  border-top: 1px solid #d8e2ec;
  background: #fff;
}
.req-export-footer > p { margin: 0; color: #77899b; font-size: .82rem; }
.req-export-footer > div { display: flex; gap: 9px; }
.req-export-footer .btn-primary,
.req-export-footer .btn-ghost { height: 38px; font-size: .95rem; }
.req-export-download { display: inline-flex; align-items: center; gap: 7px; min-width: 142px; justify-content: center; }
.req-export-download > span { color: inherit; font-size: 1.05rem; }

@media (max-width: 680px) {
  .req-export-field-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 520px) {
  .req-export-backdrop { padding: 10px; }
  .req-export-dialog { max-height: calc(100vh - 20px); }
  .req-export-head, .req-export-body, .req-export-footer { padding-left: 16px; padding-right: 16px; }
  .req-export-dates, .req-export-field-grid { grid-template-columns: 1fr; }
  .req-export-section-head, .req-export-footer { align-items: stretch; flex-direction: column; }
  .req-export-recommended { align-self: flex-start; }
  .req-export-footer > div { display: grid; grid-template-columns: 1fr 1fr; }
}