/* ── Upload ────────────────────────────────────────────────────────────── */
    .upload-area {
      border: 1.5px dashed rgba(0, 0, 0, 0.16);
      border-radius: 12px;
      padding: 30px 24px;
      text-align: center;
      cursor: pointer;
      transition: border-color 0.2s, background 0.2s, transform 0.2s;
      background: var(--surface-2);
    }
    .upload-area:hover, .upload-area.drag-over {
      border-color: var(--accent);
      background: var(--accent-tint);
    }
    .upload-area.drag-over { transform: scale(1.005); }
    .upload-area input[type=file] { display: none; }
    .upload-area .icon {
      display: grid;
      place-items: center;
      width: 44px; height: 44px;
      margin: 0 auto 10px;
      border-radius: 50%;
      background: var(--accent-tint);
      color: var(--accent-ink);
      transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
    }
    .upload-area:hover .icon, .upload-area.drag-over .icon { transform: translateY(-2px); }
    .upload-area .icon .icon-svg { width: 20px; height: 20px; }
    .upload-area p { color: var(--ink-2); font-size: 13px; }
    .upload-area p strong { color: var(--accent-ink); font-weight: 600; cursor: pointer; }
    .upload-area .hint { color: var(--ink-3); font-size: 13px; margin-top: 5px; }
    .demo-ticket-tools {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
      margin-top: 14px;
      padding-top: 14px;
      border-top: 1px solid var(--hairline);
    }
    .demo-ticket-tools [hidden] { display: none; }
    .demo-guide { flex: 1 1 280px; color: var(--ink-3); font-size: 13px; line-height: 1.55; }
    .demo-badge {
      display: inline-flex;
      align-items: center;
      border: 1px solid var(--amber-border);
      border-radius: 999px;
      padding: 2px 8px;
      background: var(--amber-tint);
      color: var(--amber);
      font-size: 13px;
      font-weight: 650;
    }
    .demo-badge[hidden], .demo-guide[hidden] { display: none; }

    .compact-form { display: grid; gap: 10px; }
    .compact-form label { font-size: 13px; color: var(--ink-2); }
    .compact-form input {
      width: 100%;
      min-width: 0;
      border: 1px solid var(--hairline);
      border-radius: 8px;
      background: var(--surface-2);
      color: var(--ink);
      font: inherit;
      font-size: 13px;
      padding: 8px 10px;
    }
    .compact-form input:focus { outline: 2px solid var(--accent-tint); border-color: var(--accent); }
    .compact-form .btn { justify-self: start; }
    .utility-note { color: var(--ink-3); font-size: 13px; line-height: 1.6; margin: -6px 0 12px; }
    .utility-message { display: none; font-size: 13px; line-height: 1.5; margin-bottom: 10px; }
    .utility-message.success { display: block; color: var(--green); }
    .utility-message.error { display: block; color: var(--red); }
    .import-report { color: var(--ink-2); font-size: 13px; line-height: 1.5; margin-bottom: 10px; }
    .utility-modal-overlay {
      position: fixed;
      inset: 0;
      z-index: 10000;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 20px;
      background: rgba(0, 0, 0, 0.55);
    }
    .utility-modal-overlay[hidden] { display: none; }
    .utility-modal {
      width: min(540px, 100%);
      max-height: calc(100vh - 40px);
      overflow-y: auto;
      border-radius: 8px;
      padding: 24px;
      background: var(--surface);
      box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    }
    .utility-modal-header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
    .utility-modal-header h2 { flex: 1; font-size: 17px; }
    .utility-modal-close {
      display: grid;
      place-items: center;
      width: 30px;
      height: 30px;
      border: none;
      border-radius: 50%;
      background: var(--surface-2);
      color: var(--ink-2);
      cursor: pointer;
      font-size: 20px;
      line-height: 1;
    }
    .utility-modal-actions { display: flex; justify-content: flex-end; margin-top: 18px; }

    /* ── Processing state: no real percentage exists (extraction is one opaque
       call), so: an honest indeterminate shimmer + a carousel of the stages
       the pipeline genuinely performs. No fake numbers, nothing to stall. ── */
    .progress-track {
      height: 4px;
      border-radius: 999px;
      background: rgba(0, 113, 227, 0.12);
      overflow: hidden;
      margin-bottom: 10px;
    }
    .progress-bar {
      height: 100%;
      width: 36%;
      border-radius: 999px;
      background: linear-gradient(90deg, rgba(0, 113, 227, 0.25), var(--accent), rgba(0, 113, 227, 0.25));
      animation: progress-slide 1.4s ease-in-out infinite;
    }
    @keyframes progress-slide {
      0%   { margin-left: -36%; }
      100% { margin-left: 100%; }
    }
    .upload-progress-text { font-size: 13px; color: var(--ink-2); }
    .upload-progress-text.ok     { color: var(--green); font-weight: 550; }
    .upload-progress-text.failed { color: var(--red); }
    .upload-progress-text .next-steps { color: var(--ink-3); font-size: 13px; margin-top: 4px; font-weight: 400; }
    .stage-line {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 13px;
      color: var(--ink-2);
      font-variant-numeric: tabular-nums;
    }
    /* No fade: the stage text now changes only when the backend reports a new
       stage (#307), so an opacity transition would just delay the truth. The
       .fading hook it paired with died with the timed carousel. */
    .stage-line .entry-ref { color: var(--ink-3); font-size: 13px; margin-left: auto; }
    .done-pop { display: inline-flex; align-items: center; gap: 7px; }
    @media (prefers-reduced-motion: no-preference) {
      .done-pop .icon-svg { animation: pop 0.45s cubic-bezier(0.34, 1.56, 0.64, 1); }
      @keyframes pop { 0% { transform: scale(0.3); } 100% { transform: scale(1); } }
    }

    /* ── Multi-file selection preview + per-file upload queue ──────────────── */
    .selected-files-summary {
      font-size: 13px;
      color: var(--ink-2);
      line-height: 1.6;
    }
    .selected-files-summary .count { color: var(--ink); font-weight: 600; }
    .upload-queue { list-style: none; }
    .upload-row { padding: 10px 0; }
    .upload-row + .upload-row { border-top: 1px solid var(--hairline-soft); }
    .upload-row-name {
      font-size: 13px;
      font-weight: 550;
      color: var(--ink);
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
      margin-bottom: 5px;
      letter-spacing: -0.006em;
    }
    .upload-row-status { font-size: 13px; }

    /* ── Buttons — pill, one accent, restraint ─────────────────────────────── */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 7px;
      padding: 8px 18px;
      border-radius: 999px;
      border: none;
      cursor: pointer;
      font-size: 13px;
      font-weight: 550;
      letter-spacing: 0.002em;
      color: var(--ink);
      background: rgba(0, 0, 0, 0.05);
      transition: background 0.18s, transform 0.12s, opacity 0.18s, box-shadow 0.18s;
    }
    .btn:active { transform: scale(0.97); }
    .btn-primary { background: var(--accent); color: #fff; box-shadow: 0 1px 3px rgba(0, 90, 200, 0.35); }
    .btn-primary:hover { background: #0077ed; }
    .btn-success { background: var(--green); color: #fff; box-shadow: 0 1px 3px rgba(20, 120, 60, 0.3); }
    .btn-success:hover { background: #219a4d; }
    .btn-danger  { background: var(--red); color: #fff; }
    .btn-ghost   { background: rgba(0, 0, 0, 0.05); color: var(--ink-2); }
    .btn-ghost:hover { background: rgba(0, 0, 0, 0.085); }
    .btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }
    .btn-toggle { background: var(--surface); border: 1px solid var(--hairline); color: var(--ink-2); }
    .btn-toggle .red-dot {
      width: 8px; height: 8px;
      border-radius: 50%;
      background: var(--red);
      display: inline-block;
    }
    .btn-toggle.active {
      background: var(--red-tint);
      border-color: var(--red-border);
      color: var(--red);
      font-weight: 600;
    }
    .btn-small { padding: 5.5px 14px; font-size: 13px; }

    /* ── Status badge — soft tint + dot, never shouting ────────────────────── */
    .status {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 3px 10px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 600;
      letter-spacing: 0.01em;
    }
    .status::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
    .status-processing     { background: var(--amber-tint); color: var(--amber); }
    .status-pending_review { background: var(--accent-tint); color: var(--accent-ink); }
    .status-confirmed      { background: var(--green-tint); color: var(--green); }
    .status-failed         { background: var(--red-tint); color: var(--red); }

    /* ── Entry list ────────────────────────────────────────────────────────── */
    .entry-list { list-style: none; }
    .entry-item {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 11px 10px;
      margin: 0 -10px;
      border-radius: 12px;
      cursor: pointer;
      transition: background 0.15s;
    }
    .entry-item + .entry-item { border-top: 1px solid var(--hairline-soft); }
    .entry-item:hover { background: var(--surface-2); }
    .entry-doc-icon {
      display: grid;
      place-items: center;
      width: 34px; height: 34px;
      border-radius: 9px;
      background: var(--accent-tint);
      color: var(--accent-ink);
      flex-shrink: 0;
    }
    .entry-doc-icon.confirmed { background: var(--green-tint); color: var(--green); }
    .entry-meta { flex: 1; min-width: 0; }
    .entry-meta .name {
      font-weight: 550;
      font-size: 13.5px;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
      letter-spacing: -0.006em;
    }
    .entry-meta .sub { font-size: 13px; color: var(--ink-3); margin-top: 1px; font-variant-numeric: tabular-nums; }
    .entry-item .btn { flex-shrink: 0; }
    .entry-check { accent-color: var(--accent); width: 16px; height: 16px; flex-shrink: 0; cursor: pointer; }
    @media (max-width: 600px) {
      #confirmed-entry-list .entry-item { flex-wrap: wrap; align-items: flex-start; }
      #confirmed-entry-list .entry-meta { flex-basis: calc(100% - 74px); }
      #confirmed-entry-list .entry-item > .btn,
      #confirmed-entry-list .entry-item > a.btn { flex: 1 1 130px; min-width: 0; }
    }

    /* ── History toolbar (search / sort / batch download) ──────────────────── */
    .history-toolbar {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
      margin-bottom: 12px;
    }
    .search-field {
      display: flex;
      align-items: center;
      gap: 7px;
      flex: 1;
      min-width: 180px;
      background: rgba(0, 0, 0, 0.045);
      border-radius: 10px;
      padding: 7px 12px;
      color: var(--ink-3);
      transition: box-shadow 0.15s, background 0.15s;
    }
    .search-field:focus-within { background: var(--surface); box-shadow: 0 0 0 3.5px rgba(0, 113, 227, 0.22), inset 0 0 0 1px var(--hairline); }
    .search-field input {
      border: none;
      background: transparent;
      outline: none;
      font-size: 13px;
      font-family: inherit;
      color: var(--ink);
      width: 100%;
    }
    .search-field input::placeholder { color: var(--ink-3); }
    .toolbar-selectall {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      font-size: 13px;
      color: var(--ink-2);
      cursor: pointer;
      user-select: none;
      padding: 4px 6px;
    }
    .expand-row { text-align: center; margin-top: 10px; }

    /* ── Upload Batch group (同批上传) in the confirmed list ────────────────── */
    .batch-group {
      list-style: none;
      border: 1px solid var(--hairline-soft);
      border-radius: 12px;
      margin: 10px 0;
      overflow: hidden;
      background: var(--surface);
    }
    .batch-group-header {
      display: flex;
      align-items: center;
      gap: 9px;
      flex-wrap: wrap;
      padding: 9px 14px;
      background: var(--surface-2);
      border-bottom: 1px solid var(--hairline-soft);
      font-size: 13px;
      color: var(--ink-2);
    }
    .batch-group-header > .icon-svg { color: var(--accent-ink); width: 15px; height: 15px; }
    .batch-group-header .batch-title { font-weight: 600; color: var(--ink); }
    .batch-group-header .batch-sub { color: var(--ink-3); }
    .batch-group-header .batch-sub strong { color: var(--amber); font-weight: 600; }
    .batch-group-header .btn { margin-left: auto; }
    .batch-group > .entry-list { padding: 0 14px; }
    .batch-group .entry-item { margin: 0 -4px; padding: 10px 6px; }

    /* ── 申报进展 (declaration lifecycle) panel in the confirmed list ───────── */
    .lifecycle-panel {
      list-style: none;
      border: 1px solid var(--hairline-soft);
      border-radius: 12px;
      margin: 4px 0 12px;
      padding: 14px 16px;
      background: var(--surface-2);
      font-size: 13px;
    }
    .lifecycle-panel-header {
      display: flex;
      align-items: baseline;
      gap: 10px;
      flex-wrap: wrap;
      margin-bottom: 10px;
    }
    .lifecycle-panel-header .section-title { text-transform: none; letter-spacing: 0.02em; }
    .lifecycle-current-status {
      font-size: 13px;
      font-weight: 600;
      padding: 2px 9px;
      border-radius: 99px;
      background: var(--accent-tint);
      color: var(--accent-ink);
    }
    .lifecycle-current-status.none { background: rgba(0,0,0,0.05); color: var(--ink-3); font-weight: 500; }
    .lifecycle-current-status.returned { background: var(--red-tint, rgba(217,45,32,0.1)); color: var(--red, #d92d20); }
    /* 退单红动线 (#207): the re-declare path lives where the bad news lands. */
    .lifecycle-returned-action {
      display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
      margin: 0 0 12px; padding: 10px 12px;
      border: 1px solid var(--red-border, rgba(217,45,32,0.35));
      border-radius: 6px; background: var(--red-tint, rgba(217,45,32,0.06));
      color: var(--red, #d92d20); font-size: 13px; line-height: 1.6;
    }
    .btn-danger-ghost {
      background: transparent; color: var(--red, #d92d20);
      border: 1px solid var(--red, #d92d20);
    }
    .btn-danger-ghost:hover { background: var(--red-tint, rgba(217,45,32,0.08)); }
    .lifecycle-form .lc-form-hint { font-size: 13px; color: var(--ink-3); line-height: 1.5; }
    .lifecycle-hint { font-size: 13px; color: var(--ink-3); margin-left: auto; }
    .lifecycle-timeline { list-style: none; margin: 0 0 12px; padding: 0; }
    .lifecycle-timeline li {
      position: relative;
      padding: 5px 0 5px 22px;
      border-left: 2px solid var(--hairline-soft);
      margin-left: 7px;
    }
    .lifecycle-timeline li::before {
      content: "";
      position: absolute;
      left: -6px; top: 11px;
      width: 10px; height: 10px;
      border-radius: 50%;
      background: var(--surface);
      border: 2.5px solid var(--accent);
    }
    .lifecycle-timeline li.failed::before { border-color: var(--red, #d92d20); }
    .lifecycle-timeline .lc-event-title { font-weight: 550; color: var(--ink); }
    .lifecycle-timeline .lc-event-meta { font-size: 13px; color: var(--ink-3); margin-top: 1px; font-variant-numeric: tabular-nums; }
    /* #721: 服务端给的成因与出路。挂在失败行下面——圆点已经是红的
       (.lifecycle-timeline li.failed::before)，这里补的是「为什么」和「怎么办」，
       因为「送达失败」四个字本身不构成出路 (U0-4.5)。 */
    .lifecycle-timeline .lc-event-detail { margin-top: 4px; font-size: 13px; line-height: 1.6; }
    .lifecycle-timeline .lc-event-why { color: var(--ink-2, var(--ink)); }
    .lifecycle-timeline .lc-event-where {
      margin-top: 2px; color: var(--ink-3);
      font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
      word-break: break-all;
    }
    .lifecycle-timeline .lc-event-next { margin-top: 2px; color: var(--ink-3); }
    /* #721: 送达了但回执迟迟不来。琥珀不是红——它不是一次失败，是一次「该去看看了」。 */
    .lifecycle-receipt-overdue {
      margin: 0 0 12px; padding: 10px 12px;
      border: 1px solid var(--amber-border); border-radius: 6px;
      background: var(--amber-tint);
      font-size: 13px; line-height: 1.6;
    }
    .lifecycle-receipt-overdue .lc-wait-why { color: var(--amber); font-weight: 600; }
    .lifecycle-receipt-overdue .lc-wait-next { color: var(--ink-2, var(--ink)); margin-top: 2px; }
    .lifecycle-empty { font-size: 13px; color: var(--ink-3); margin: 0 0 12px; }
    /* #727: 未关联回执。行是可选的——选中的是「哪一份回执」，
       而「属于哪张工单」永远由人填（红线：系统绝不猜）。 */
    .unlinked-row {
      padding: 10px 12px; margin-bottom: 8px; cursor: pointer;
      border: 1px solid var(--hairline-soft); border-radius: 8px;
      background: var(--surface); font-size: 13px; line-height: 1.6;
    }
    .unlinked-row:hover { background: var(--control-hover); }
    .unlinked-row.selected { border-color: var(--accent); }
    .unlinked-row-head { font-weight: 600; color: var(--ink); word-break: break-all; }
    .unlinked-row-meta { color: var(--ink-3); font-variant-numeric: tabular-nums; }
    .unlinked-row-why { margin-top: 4px; color: var(--amber); }
    .unlinked-row-next { color: var(--ink-3); }
    .unlinked-intro { font-size: 13px; color: var(--ink-3); margin: 0 0 10px; line-height: 1.6; }
    .unlinked-empty { font-size: 13px; color: var(--ink-3); }
    .unlinked-assign { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
    .unlinked-assign label { font-size: 13px; color: var(--ink-3); }
    .unlinked-assign input { flex: 1; min-width: 220px; }
    .unlinked-assign button { width: auto; padding: 8px 14px; font-size: 13px; }
    .lifecycle-forms { display: flex; gap: 14px; flex-wrap: wrap; }
    .lifecycle-form {
      flex: 1;
      min-width: 240px;
      border: 1px solid var(--hairline-soft);
      border-radius: 10px;
      background: var(--surface);
      padding: 10px 12px;
      display: flex;
      flex-direction: column;
      gap: 7px;
    }
    .lifecycle-form .lc-form-title { font-size: 13px; font-weight: 650; color: var(--ink-2); }
    .lifecycle-artifact-warning {
      color: var(--red);
      background: var(--red-tint);
      border: 1px solid var(--red-border);
      border-radius: 6px;
      padding: 6px 8px;
      font-size: 13px;
      line-height: 1.4;
    }
    .lifecycle-form select, .lifecycle-form input {
      font-family: inherit;
      font-size: 13px;
      color: var(--ink);
      background: var(--surface);
      border: 1px solid var(--hairline);
      border-radius: 8px;
      padding: 6px 8px;
      outline: none;
    }
    .lifecycle-form select:focus, .lifecycle-form input:focus { box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.18); }
    .lifecycle-form .btn { align-self: flex-end; }