/* ===== Brand New Modern Print Preview Simulator ===== */
        .print-preview-shell {
            --pv-zoom: 1;
            margin-top: 22px;
            border-radius: 18px;
            overflow: hidden;
            background: rgba(15, 23, 42, 0.65);
            backdrop-filter: blur(16px);
            border: 1px solid var(--glass-border);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
        }

        .print-preview-toolbar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 12px 18px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            background: rgba(30, 41, 59, 0.85);
        }

        .print-preview-toolbar-title {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .print-preview-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            display: grid;
            place-items: center;
            background: rgba(99, 102, 241, 0.2);
            border: 1px solid rgba(99, 102, 241, 0.35);
            font-size: 18px;
            flex-shrink: 0;
        }

        .print-preview-toolbar-title strong {
            display: block;
            font-size: 13.5px;
            font-weight: 800;
            color: #fff;
        }

        .print-preview-toolbar-title small {
            display: block;
            font-size: 10.5px;
            color: #94a3b8;
            margin-top: 1px;
        }

        .print-preview-toolbar-actions {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .preview-tool-btn {
            height: 34px;
            padding: 0 10px;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            background: rgba(255, 255, 255, 0.05);
            color: #f1f5f9;
            cursor: pointer;
            font-size: 13px;
            font-family: inherit;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 4px;
            transition: all .2s ease;
        }

        .preview-tool-btn:hover {
            background: rgba(99, 102, 241, 0.25);
            border-color: rgba(99, 102, 241, 0.5);
            transform: translateY(-1px);
        }

        .preview-tool-btn.preview-btn-print {
            background: #4f46e5;
            border-color: #6366f1;
            color: #fff;
            font-weight: 700;
            padding: 0 14px;
        }
        .preview-tool-btn.preview-btn-print:hover {
            background: #4338ca;
        }

        .preview-tool-btn.preview-close {
            color: #f87171;
            width: 34px;
            padding: 0;
        }

        #print-preview-zoom {
            min-width: 42px;
            text-align: center;
            font-size: 11px;
            font-weight: 700;
            color: #cbd5e1;
            font-variant-numeric: tabular-nums;
        }

        .print-preview-stage {
            position: relative;
            overflow: auto;
            max-height: min(82vh, 960px);
            padding: clamp(20px, 3.5vw, 40px);
            background: radial-gradient(circle at center, #1e293b 0%, #0f172a 100%);
            overscroll-behavior: contain;
            display: flex;
            justify-content: center;
        }

        .print-preview-canvas {
            width: var(--pv-page-w);
            min-width: var(--pv-page-w);
            transform: scale(var(--pv-zoom));
            transform-origin: top center;
            transition: transform .2s ease;
        }

        /* Paper sheet simulator */
        .print-preview-page {
            position: relative;
            width: 100%;
            min-height: var(--pv-page-h);
            background: #ffffff;
            color: #0f172a;
            direction: rtl;
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255, 255, 255, 0.05);
            padding: 4mm 8mm 4mm;
            box-sizing: border-box;
            border-radius: 4px;
            font-family: 'Vazirmatn', system-ui, sans-serif;
            -webkit-print-color-adjust: exact;
            print-color-adjust: exact;
        }

        /* ── Unified Single-Line Centered Header in Document ── */
        .doc-header-unified {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-bottom: 5px;
            margin-bottom: 5px;
            border-bottom: 2px solid #4f46e5;
            gap: 3px;
        }

        .doc-header-side-right {
            flex: 1;
            display: flex;
            align-items: center;
            gap: 8px;
            min-width: 0;
        }

        .doc-header-center {
            flex: 2;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
            gap: 3px;
        }

        .doc-header-logo {
            width: 36px;
            height: 36px;
            object-fit: contain;
            filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
        }

        .doc-header-wp {
            font-size: 14px;
            font-weight: 800;
            color: #1e1b4b;
            line-height: 1.2;
            letter-spacing: -0.01em;
        }

        .doc-header-dept {
            font-size: 11px;
            font-weight: 700;
            color: #4f46e5;
        }

        .doc-header-side-left {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            justify-content: center;
            gap: 2px;
            text-align: left;
            font-size: 9px;
            color: #64748b;
        }

        .doc-header-side-left strong {
            color: #0f172a;
            font-weight: 700;
        }

        .doc-header-side-right-text {
            font-size: 9px;
            color: #64748b;
        }

        .print-preview-page .pv-content {
            min-width: 0;
        }

        .pv-doc-footer {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 8px;
            margin-top: 14px;
            padding-top: 6px;
            border-top: 1px solid #e2e8f0;
            color: #94a3b8;
            font-size: 8px;
        }

        @media(max-width:700px) {
            .print-preview-toolbar {
                flex-wrap: wrap;
                padding: 10px 12px;
            }
            .print-preview-stage {
                padding: 12px 6px;
            }
            .preview-tool-btn {
                height: 30px;
                font-size: 12px;
            }
        }

        @media print {
            .print-preview-shell {
                display: none !important;
            }
        }

        /* ===== Restored print-document content styles (on-page preview) ===== */
        /* BUGFIX: این استایل‌ها در نسخهٔ ماژولار به هیچ فایل CSS منتقل نشده بودند
           و فقط داخل رشتهٔ print-build.js (پنجرهٔ چاپ جدا) بودند؛ در نتیجه
           پیش‌نمایش چاپ روی صفحه (.print-preview-page) بدون استایل رندر می‌شد. */

        .print-preview-page .print-document { width: 100%; max-width: none; margin: 0 auto; }

        /* Document Shift Legend Bar */
        .print-preview-page .doc-shift-legend-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; padding: 5px 9px; margin-bottom: 9px; background: #f8fafc; border: 1px solid #e2e8f0; border-radius: 6px; font-size: 9.5px; }
        .print-preview-page .doc-legend-title { font-weight: 800; color: #334155; margin-left: 4px; font-size: 9.5px; }
        .print-preview-page .doc-legend-items { display: flex; flex-wrap: wrap; gap: 5px; align-items: center; }
        .print-preview-page .doc-shift-pill { display: inline-flex; align-items: center; gap: 4px; padding: 2px 7px; border-radius: 12px; font-size: 9px; font-weight: 600; border: 1px solid; }
        .print-preview-page .doc-shift-dot { width: 6px; height: 6px; border-radius: 50%; display: inline-block; }

        /* Styled tables */
        .print-preview-page .print-styled-table { width: 100%; border-collapse: collapse; margin: 6px 0 12px; table-layout: auto; font-size: 9.5px; }
        .print-preview-page .print-styled-table thead { display: table-header-group; }
        .print-preview-page .print-styled-table tfoot { display: table-footer-group; }
        .print-preview-page .print-styled-table tr { break-inside: avoid; page-break-inside: avoid; }
        .print-preview-page .print-styled-table th { background: #f1f5f9; font-weight: 700; font-size: 5px; padding: 5px 6px; border: 1px solid #cbd5e1; text-align: right; color: #1e293b; }
        .print-preview-page .print-styled-table td { padding: 4.5px 6px; border: 1px solid #e2e8f0; font-size: 9px; text-align: right; vertical-align: middle; }
        .print-preview-page .print-styled-table tbody tr:nth-child(even) { background: #fafafa; }

        .print-preview-page .table-shift-badge { display: inline-flex; align-items: center; gap: 3px; padding: 1px 6px; border-radius: 10px; font-size: 9px; font-weight: 700; border: 1px solid; }
        .print-preview-page .role-pill { display: inline-block; padding: 1px 5px; background: #f1f5f9; border-radius: 4px; color: #475569; font-size: 8.5px; }

        /* Matrix */
        .print-preview-page .print-matrix-wrap { width: 100%; overflow: visible; margin-top: 3px; }
        .print-preview-page .print-matrix { width: 100%; border-collapse: collapse; table-layout: fixed; }
        .print-preview-page .print-matrix th, .print-preview-page .print-matrix td { border: 1px solid #cbd5e1; padding: 3px; vertical-align: middle; text-align: center; }
        .print-preview-page .print-matrix thead th { background: #312e81; color: #fff; border-color: #312e81; font-size: 8px; padding: 4px 2px; }
        .print-preview-page .print-matrix .pm-name { width: 15mm; text-align: right; padding-right: 8px; }
        .print-preview-page .print-matrix .pm-date strong { display: block; font-size: 8px; }
        .print-preview-page .print-matrix .pm-date span { display: block; font-size: 7px; opacity: .9; margin-top: 1px; font-weight: 400; }
        .print-preview-page .print-matrix .pm-person { background: #f8fafc; text-align: right; color: #0f172a; padding: 3px 5px; }
        .print-preview-page .print-matrix .pm-person strong { display: block; font-size: 8.5px; overflow-wrap: anywhere; }
        .print-preview-page .print-matrix .pm-person span { display: block; font-size: 7px; color: #64748b; margin-top: 1px; }
        .print-preview-page .print-matrix .pm-empty { background: #fdfdfd; color: #cbd5e1; font-size: 9px; }
        .print-preview-page .print-matrix .pm-filled { background: #fff; padding: 1px; }
        .print-preview-page .print-matrix .pm-total-hdr { width: 3mm; background: #1e1b4b; }
        .print-preview-page .print-matrix .pm-total-cell { background: #f1f5f9; font-weight: 800; font-size: 5px; color: #312e81; }
        .print-preview-page .pm-shift { display: inline-block; width: 80%; border-radius: 5px; padding: 0px 0px; border: 0px solid; font-size: 10px; font-weight: 500; line-height: 0.9; }

        /* Daily table */
        .print-preview-page .daily-date-cell { background: #f8fafc; font-size: 5px; white-space: nowrap; }
        .print-preview-page .daily-date-cell strong { display: block; font-size: 9.5px; color: #0f172a; }
        .print-preview-page .daily-date-cell small { display: block; color: #64748b; font-size: 8px; }
        .print-preview-page .daily-empty-cell { text-align: center; color: #cbd5e1; }
        .print-preview-page .daily-person-list { display: flex; flex-wrap: wrap; gap: 3px; }
        .print-preview-page .daily-person-tag { display: inline-block; padding: 1px 5px; background: #f1f5f9; border-radius: 4px; font-size: 8.5px; color: #1e293b; border: 1px solid #e2e8f0; }
        .print-preview-page .daily-person-tag small { color: #64748b; margin-right: 2px; }

        /* Calendar */
        .print-preview-page .print-calendar { margin-top: 6px; break-inside: avoid; page-break-inside: avoid; }
        .print-preview-page .print-cal-title { font-size: 13px; font-weight: 800; text-align: center; margin-bottom: 6px; color: #312e81; }
        .print-preview-page .print-cal-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 2px; }
        .print-preview-page .print-cal-day-hdr { text-align: center; font-size: 8.5px; font-weight: 700; padding: 4px 2px; background: #4f46e5; color: #fff; border-radius: 2px; }
        .print-preview-page .print-cal-cell { min-height: 48px; border: 1px solid #e2e8f0; border-radius: 2px; padding: 2px; vertical-align: top; background: #fff; }
        .print-preview-page .print-cal-cell.empty { background: #f8fafc; border-color: transparent; }
        .print-preview-page .print-cal-cell.has-data { background: #fdfdff; border-color: #c7d2fe; }
        .print-preview-page .print-cal-day-num { font-size: 9.5px; font-weight: 800; color: #0f172a; margin-bottom: 1px; }
        .print-preview-page .print-cal-names { display: flex; flex-direction: column; gap: 1.5px; }
        .print-preview-page .cal-mini-pill { display: block; padding: 1px 3px; border-radius: 2px; border: 1px solid; font-size: 7px; line-height: 1.2; overflow-wrap: anywhere; }

        /* Groups */
        .print-preview-page .print-group { margin: 0 0 10px; break-inside: auto; page-break-inside: auto; }
        .print-preview-page .print-group-hdr { font-size: 11px; font-weight: 800; padding: 5px 8px; border: 1px solid #cbd5e1; border-radius: 6px; margin-bottom: 3px; display: flex; align-items: center; gap: 6px; break-after: avoid; }
        .print-preview-page .print-group-cnt { font-size: 9px; font-weight: 700; background: rgba(255, 255, 255, 0.8); padding: 1px 6px; border-radius: 8px; margin-right: auto; }

        .print-preview-page .print-footer-note { margin-top: 12px; padding-top: 6px; border-top: 1px solid #e2e8f0; font-size: 8px; color: #94a3b8; display: flex; justify-content: space-between; }