/* DOI P0 owns only the DOI task, result projection and member-tool states. */
.compact-doi { padding-top: 28px; padding-bottom: 28px; }
.quick-entry-card { display: flex; align-items: center; justify-content: space-between; gap: 28px; padding: 22px 26px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); box-shadow: var(--shadow); }
.quick-entry-card h2 { margin: 5px 0; font-size: 23px; }
.quick-entry-card p { margin: 0; color: var(--soft); font-size: 13px; }
.quick-doi-form { display: flex; gap: 8px; min-width: min(470px, 100%); }
.quick-doi-form input, .doi-form input { min-width: 0; width: 100%; min-height: 46px; padding: 0 13px; border: 1px solid var(--line2); border-radius: 11px; background: #fff; color: var(--text); outline: none; }
.quick-doi-form input:focus, .doi-form input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(36,121,133,.13); }
.doi-task { padding-top: 28px; }
.doi-task-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(320px, .92fr); gap: 32px; align-items: center; padding: 28px 30px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); box-shadow: var(--shadow); }
.doi-task-copy h2 { margin: 7px 0 9px; font-size: 29px; letter-spacing: -.7px; }
.doi-task-copy p { margin: 0; color: var(--soft); font-size: 14px; }
.doi-benefits { display: grid; gap: 6px; margin: 17px 0 0; padding: 0; list-style: none; color: #526a70; font-size: 13px; }
.doi-benefits li:before { content: "✓"; margin-right: 7px; color: var(--accent); font-weight: 800; }
.doi-form label { display: block; margin-bottom: 7px; font-size: 13px; font-weight: 750; }
.doi-input-row { display: flex; gap: 8px; }
.doi-input-row .btn { flex: 0 0 auto; }
.form-help { margin: 8px 0 0; color: var(--soft); font-size: 12px; }
.doi-status-line { min-height: 26px; margin: 10px 2px 0; color: var(--soft); font-size: 13px; }
.doi-status-line.notice-warn { color: #8a6423; }
.doi-status-line.notice-error { color: #a24b45; }
.paper-result-card { padding: 25px 28px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); box-shadow: var(--shadow); }
.paper-result-card .result-heading { display: flex; justify-content: space-between; gap: 18px; }
.paper-result-card .result-heading h2 { max-width: 820px; margin: 7px 0 0; font-size: 24px; line-height: 1.35; }
.paper-result-card .result-badge { flex: 0 0 auto; height: max-content; padding: 4px 9px; border-radius: 999px; background: var(--accent-soft); color: var(--accent); font-size: 11px; font-weight: 800; }
.paper-meta-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-top: 22px; padding-top: 17px; border-top: 1px solid var(--line); }
.paper-meta-grid span { display: block; color: var(--soft); font-size: 11px; }
.paper-meta-grid strong { display: block; margin-top: 4px; font-size: 13px; line-height: 1.45; overflow-wrap: anywhere; }
.paper-links { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 18px; font-size: 13px; }
.paper-links a { color: var(--brand); font-weight: 700; }
.doi-display { max-width: 100%; padding: 6px 9px; border-radius: 8px; background: var(--surface-soft); color: #526a70; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 12px; overflow-wrap: anywhere; }
.member-tools-card { display: grid; grid-template-columns: minmax(190px, .78fr) minmax(0, 1.22fr); gap: 26px; margin-top: 14px; padding: 24px 28px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); box-shadow: var(--shadow); }
.member-tools-card h2 { margin: 6px 0 7px; font-size: 22px; }
.member-tools-card .member-tools-copy p { margin: 0; color: var(--soft); font-size: 13px; }
.member-tools-body { display: flex; align-items: center; min-height: 112px; padding: 17px; border-radius: 14px; background: var(--surface-soft); }
.member-tools-body .tool-lock, .member-tools-body .tool-result { width: 100%; }
.tool-lock { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.tool-lock h3, .tool-result h3 { margin: 0 0 5px; font-size: 16px; }
.tool-lock p, .tool-result p { margin: 0; color: var(--soft); font-size: 13px; }
.tool-icon { margin-bottom: 2px; font-size: 23px; }
.tool-actions { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 12px; }
.tool-actions .btn { min-height: 40px; }
.member-ready .tool-actions { margin-top: 13px; }
.member-ready h3 { color: var(--brand); }
.duxiu-projection { min-height: 74px; margin-top: 13px; padding: 14px; border-radius: 12px; background: var(--surface-soft); }
.duxiu-projection .tool-lock { align-items: flex-start; }
.duxiu-projection .tool-lock .tool-actions { margin-top: 0; }
.duxiu-projection .tool-result h3 { color: var(--brand); }
.duxiu-fallback .tool-actions { margin-top: 12px; }
@media (max-width: 820px) {
  .quick-entry-card, .doi-task-grid { grid-template-columns: 1fr; display: grid; gap: 18px; }
  .quick-doi-form { min-width: 0; }
  .member-tools-card { grid-template-columns: 1fr; gap: 16px; }
}
@media (max-width: 520px) {
  .compact-doi, .doi-task { padding-top: 18px; }
  .quick-entry-card { padding: 18px; }
  .quick-doi-form, .doi-input-row { display: grid; grid-template-columns: minmax(0, 1fr); }
  .quick-doi-form .btn, .doi-input-row .btn { width: 100%; }
  .doi-task-grid { padding: 19px 17px; }
  .doi-task-copy h2 { font-size: 25px; }
  .paper-result-card, .member-tools-card { padding: 19px 17px; }
  .paper-result-card .result-heading { display: block; }
  .paper-result-card .result-badge { display: inline-flex; margin-top: 10px; }
  .paper-meta-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 10px; }
  .tool-lock { display: block; }
  .tool-lock .tool-actions { margin-top: 12px; }
  .duxiu-projection .tool-lock .tool-actions { margin-top: 12px; }
}
.paper-search-results { margin-top: 14px; padding: 24px 28px; border: 1px solid var(--line); border-radius: var(--r-lg); background: var(--surface); box-shadow: var(--shadow); }
.paper-search-results[hidden] { display: none; }
.paper-search-results-head { margin-bottom: 16px; }
.paper-search-results-head h2 { margin: 6px 0 5px; font-size: 22px; letter-spacing: -.35px; }
.paper-search-results-head p { margin: 0; color: var(--soft); font-size: 13px; }
.paper-search-candidate-list { display: grid; gap: 10px; }
.paper-search-candidate { padding: 17px 18px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface-soft); }
.paper-search-candidate-head { display: flex; gap: 12px; align-items: flex-start; justify-content: space-between; }
.paper-search-candidate h3 { margin: 4px 0 0; font-size: 16px; line-height: 1.45; overflow-wrap: anywhere; }
.search-exact-badge { display: inline-flex; margin-bottom: 3px; }
.paper-search-candidate-meta { margin: 7px 0 0; color: var(--soft); font-size: 12px; line-height: 1.55; overflow-wrap: anywhere; }
.paper-search-candidate-bottom { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-top: 13px; padding-top: 12px; border-top: 1px solid var(--line); }
.paper-search-candidate-doi { min-width: 0; color: #526a70; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 11px; overflow-wrap: anywhere; }
.paper-search-candidate-bottom .btn { flex: 0 0 auto; min-height: 38px; }
.paper-search-empty { padding: 16px; border-radius: 13px; background: var(--surface-soft); }
.paper-search-empty h3 { margin: 0 0 5px; font-size: 16px; }
.paper-search-empty p { margin: 0; color: var(--soft); font-size: 13px; }
.paper-search-selected-no-doi { padding: 4px 0; }
.paper-search-selected-no-doi h2 { margin: 7px 0 0; font-size: 22px; line-height: 1.4; overflow-wrap: anywhere; }
.paper-search-no-doi-state { margin: 15px 0; padding: 14px 15px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface-soft); }
.paper-search-no-doi-state strong { display: block; font-size: 14px; }
.paper-search-no-doi-state p { margin: 4px 0 0; color: var(--soft); font-size: 13px; }
.doi-input-row button[disabled] { cursor: wait; opacity: .72; }
@media (max-width: 520px) {
  .paper-search-results { padding: 18px 16px; }
  .paper-search-candidate { padding: 15px 14px; }
  .paper-search-candidate-bottom { display: grid; grid-template-columns: minmax(0, 1fr); }
  .paper-search-candidate-bottom .btn { width: 100%; }
}