.calc-page { padding: 48px 0 80px; }
        .calc-page h1 { font-size: 2rem; margin-bottom: 8px; }
        .calc-page .subtitle { color: var(--gray); margin-bottom: 40px; }
        
        .calc-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            max-width: 900px;
            margin: 0 auto;
        }

        .calc-options { display: flex; flex-direction: column; gap: 16px; }
        .calc-option {
            border: 1px solid var(--border);
            border-radius: var(--radius);
            background: var(--surface);
            padding: 18px 20px;
            transition: border-color 0.15s ease, background-color 0.15s ease;
            box-shadow: var(--shadow);
        }
        .calc-option:hover { border-color: var(--amber-light); }
        .calc-option.selected {
            border-color: var(--amber);
            background: rgba(217,119,6,0.06);
        }
        .calc-option input[type="checkbox"] {
            width: 18px; height: 18px; accent-color: var(--amber);
            margin-right: 10px; vertical-align: middle; cursor: pointer;
        }
        .calc-option label {
            display: inline-block; padding: 2px 0;
            font-weight: 600; font-size: 1rem; cursor: pointer; color: var(--text);
        }
        .calc-option .fee {
            float: right;
            font-weight: 700;
            color: var(--link);
            font-size: 1rem;
        }
        .calc-option .desc {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 6px;
            margin-left: 28px;
            line-height: 1.45;
        }
        .calc-option .fee-note {
            font-size: 0.8rem;
            color: var(--text-faint);
            margin-top: 4px;
            margin-left: 28px;
        }

        .calc-total {
            position: sticky;
            top: 100px;
        }
        .calc-total-card {
            background: var(--surface);
            border-radius: var(--radius);
            padding: 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow);
            outline: none;
            scroll-margin-top: 84px;
        }
        .calc-total-card h2 { font-size: 1.2rem; margin-bottom: 16px; color: var(--text); }
        .total-row {
            display: flex;
            justify-content: space-between;
            padding: 8px 0;
            font-size: 0.95rem;
            color: var(--text);
        }
        .total-row + .total-row { border-top: 1px solid var(--border); }
        .total-row.total {
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--text);
            padding: 16px 0 0;
            border-top: 2px solid var(--border);
            margin-top: 12px;
        }
        .total-row.total .amount { color: var(--amber); font-size: 1.4rem; }
        .total-breakdown { margin-top: 12px; border-top: 1px solid var(--border); padding-top: 8px; }
        .total-breakdown .item {
            display: flex; justify-content: space-between;
            padding: 6px 0; font-size: 0.85rem; color: var(--text-muted);
            border-bottom: 1px dashed var(--border);
        }
        .total-breakdown .item strong { color: var(--text); }
        .cr12-result-note {
            color: var(--text-muted);
            font-size: 0.8rem;
            line-height: 1.45;
            margin: 10px 0 0;
        }

        .calc-actions { margin-top: 20px; }
        .print-btn {
            display: inline-flex; align-items: center; gap: 8px;
            background: var(--amber); color: #1c1917;
            border: 1px solid var(--amber); border-radius: 8px;
            padding: 10px 18px; font-weight: 600; font-size: 0.92rem;
            cursor: pointer; transition: all 0.2s ease;
            width: 100%; justify-content: center;
        }
        .print-btn:hover:not(:disabled) { background: var(--amber-light); border-color: var(--amber-light); }

        .calc-disclaimer {
            margin-top: 40px;
            padding: 16px 20px;
            background: var(--callout-warning-bg);
            border-left: 4px solid var(--amber);
            border-radius: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            max-width: 900px;
            margin-left: auto;
            margin-right: auto;
            line-height: 1.5;
        }
.calc-disclaimer strong { color: var(--text); }

.calc-related { margin: 28px auto 0; max-width: 900px; }
.calc-related h2 { font-size: 1.1rem; margin-bottom: 12px; color: var(--text); }
.calc-related ul { padding-left: 20px; margin: 0; }
.calc-related li { margin-bottom: 8px; font-size: 0.95rem; }
.calc-related a { color: var(--link); text-decoration: underline; text-underline-offset: 2px; }
.calc-related a:hover { color: var(--amber-dark); }

        /* Tablet portrait: give the estimate panel a little more room while
           keeping the selectable fee cards compact and easy to scan. */
        @media (min-width: 701px) and (max-width: 1099px) {
            .calc-grid {
                width: min(696px, calc(100% - 64px));
                max-width: 696px;
                grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
                gap: 24px;
                margin-inline: auto;
            }
            .calc-option { padding: 16px; }
            .calc-disclaimer,
            .calc-related {
                width: min(696px, calc(100% - 64px));
                max-width: 696px;
                margin-inline: auto;
            }
        }

        @media (min-width: 701px) and (max-width: 1099px) and (orientation: landscape) {
            .calc-grid { width: min(696px, calc(100% - 64px)); }
        }

        /* Registration uses a two-column surface on larger screens. Give its
           header the same 900px content rail so the title, grid, disclaimer,
           and related links share one coherent edge. */
        @media (min-width: 1100px) {
            .calc-page .container-narrow { max-width: 948px; }
        }

        /* Print document elements (hidden on screen) */
        .print-doc-header, .print-summary-panel, .print-doc-footer, .print-empty-state { display: none; }

        @media (max-width: 700px) {
            .calc-grid { grid-template-columns: 1fr; }
            .calc-total { position: static; }
        }

        :root[data-theme="dark"] .calc-option { background: #292524; border-color: #44403c; }
        :root[data-theme="dark"] .calc-option.selected { border-color: var(--amber); background: rgba(217,119,6,0.14); }
        :root[data-theme="dark"] .calc-total-card { background: #292524; border-color: #44403c; }
        :root[data-theme="dark"] .calc-disclaimer { background: #292524; color: #a8a29e; }
        :root[data-theme="dark"] .calc-disclaimer strong { color: #f5f5f4; }

        :root[data-theme="warm"] .calc-option { background: #fffef5; border-color: #d6d3d1; }
        :root[data-theme="warm"] .calc-option.selected { border-color: var(--amber); background: rgba(217,119,6,0.08); }
        :root[data-theme="warm"] .calc-total-card { background: #fffef5; border-color: #d6d3d1; }
        :root[data-theme="warm"] .calc-disclaimer { background: #fffbeb; }

        /* Professional A4 Print Document CSS */
        @page {
            size: A4 portrait;
            margin: 14mm 15mm 14mm 15mm;
        }

        @media print {
            * {
                -webkit-print-color-adjust: exact !important;
                print-color-adjust: exact !important;
            }
            html {
                background: #ffffff !important;
            }
            main, #main-content, .calc-page {
                background: #ffffff !important;
            }
            body {
                background: #ffffff !important;
                color: #1c1917 !important;
                font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif !important;
                font-size: 9.5pt !important;
                line-height: 1.4 !important;
                margin: 0 !important;
                padding: 0 !important;
            }
            .site-header, nav, .mobile-nav, .mobile-nav-panel, .site-footer,
            .header-actions, .skip-link, #reading-progress, #back-to-top,
            .calc-actions, .calc-related, button, .screen-only, .calc-options, .btn-calculate {
                display: none !important;
            }
            .calc-page {
                padding: 0 !important;
                margin: 0 !important;
            }
            .container-narrow, .container, .calc-grid {
                max-width: 100% !important;
                width: 100% !important;
                padding: 0 !important;
                margin: 0 !important;
                display: block !important;
            }

            /* Professional Print Document Header */
            .print-doc-header {
                display: block !important;
                border-bottom: 1px solid #d97706;
                padding-bottom: 8px;
                margin-bottom: 10px;
            }
            .print-doc-brand {
                display: flex;
                justify-content: center;
                align-items: baseline;
                margin-bottom: 4px;
            }
            .brand-name {
                font-size: 13pt;
                font-weight: 800;
                color: #1c1917;
                letter-spacing: -0.3px;
                font-family: Georgia, 'Times New Roman', serif;
            }
            .brand-accent { color: #d97706; }
            .brand-tagline {
                font-size: 8pt;
                color: #57534e;
                font-weight: 500;
            }
            .brand-tagline,
            .print-doc-purpose,
            .print-source-sep,
            .print-source-meta,
            .print-summary-total,
            .print-summary-panel .summary-col:nth-child(2),
            .print-doc-meta .print-meta-item:last-child,
            .print-doc-meta .print-meta-sep:nth-last-child(2) { display: none !important; }
            .print-doc-title {
                font-size: 15pt !important;
                font-weight: 800 !important;
                color: #1c1917 !important;
                margin: 4px 0 3px !important;
                line-height: 1.2 !important;
                text-align: center;
                font-family: Georgia, 'Times New Roman', serif;
            }
            .print-doc-purpose {
                font-size: 8.5pt !important;
                color: #44403c !important;
                margin: 0 0 6px !important;
                line-height: 1.35 !important;
            }
            .print-total-heading {
                font-size: 10pt !important;
                font-weight: 700 !important;
                letter-spacing: 0.08em !important;
                text-transform: uppercase !important;
                color: #57534e !important;
                margin: 0 0 4px !important;
            }
            .print-total-amount {
                font-size: 22pt !important;
                line-height: 1.05 !important;
                font-weight: 800 !important;
                letter-spacing: -0.02em !important;
                color: #d97706 !important;
                margin: 0 0 8px !important;
            }
            .print-doc-meta {
                display: flex;
                justify-content: center;
                flex-wrap: wrap;
                gap: 8px;
                font-size: 7.5pt;
                color: #78716c;
            }
            .print-meta-sep { color: #d6d3d1; }

            /* At-a-glance Summary Panel */
            .print-summary-panel {
                display: grid !important;
                grid-template-columns: 1.2fr 1fr;
                gap: 10px;
                background: #faf8f5 !important;
                border: 1px solid #e7e5e4 !important;
                border-left: 3px solid #d97706 !important;
                border-radius: 4px !important;
                padding: 8px 12px !important;
                margin-bottom: 12px !important;
                break-inside: avoid;
                page-break-inside: avoid;
            }
            .summary-col { display: flex; flex-direction: column; gap: 2px; }
            .summary-label { font-size: 7.5pt; color: #78716c; text-transform: uppercase; font-weight: 600; letter-spacing: 0.03em; }
            .summary-val { font-size: 9pt; font-weight: 700; color: #1c1917; }
            .summary-badge {
                display: inline-block;
                padding: 1px 6px;
                border-radius: 3px;
                font-size: 8pt;
                font-weight: 700;
                width: fit-content;
            }
            .summary-badge.not-started { background: #f3f4f6; color: #4b5563; border: 1px solid #d1d5db; }
            .summary-badge.in-progress { background: #fef3c7; color: #92400e; border: 1px solid #fde68a; }
            .summary-badge.completed { background: #d1fae5; color: #065f46; border: 1px solid #a7f3d0; }

            .calc-total { position: static !important; width: 100% !important; }
            .calc-total-card {
                background: #ffffff !important;
                border: 1px solid #d6d3d1 !important;
                border-top: 4px solid #d97706 !important;
                border-radius: 4px !important;
                padding: 16px 18px !important;
                box-shadow: none !important;
                break-inside: avoid;
                page-break-inside: avoid;
            }
            :root[data-theme="dark"] .calc-total-card,
            :root[data-theme="dark"] .calc-disclaimer {
                background: #ffffff !important;
                color: #1c1917 !important;
            }
            :root[data-theme="dark"] .calc-total-card h2,
            :root[data-theme="dark"] .calc-total-card .total-row,
            :root[data-theme="dark"] .calc-total-card .tool-next-steps,
            :root[data-theme="dark"] .calc-total-card .tool-next-steps *,
            :root[data-theme="dark"] .calc-disclaimer strong {
                color: #1c1917 !important;
            }
            :root[data-theme="dark"] .calc-total-card .result-card-interpretation,
            :root[data-theme="dark"] .calc-disclaimer {
                color: #44403c !important;
            }
            .print-filled-breakdown {
                break-inside: avoid;
                page-break-inside: avoid;
            }
            .print-filled-breakdown .result-card-interpretation {
                color: #44403c !important;
                margin: 0 0 12px !important;
            }
            .print-filled-breakdown .cr12-result-note {
                color: #44403c !important;
                font-size: 8.5pt !important;
                margin-top: 8px !important;
            }
            .print-filled-breakdown .total-row {
                border-top: 1px solid #d6d3d1 !important;
                padding-top: 9px !important;
                margin-top: 5px !important;
            }
            .print-filled-breakdown .total-breakdown {
                margin-top: 10px !important;
                padding-top: 6px !important;
            }
            .print-filled-breakdown .tool-next-steps {
                border-top: 1px solid #e7e5e4 !important;
                margin-top: 14px !important;
                padding-top: 10px !important;
            }
            .total-breakdown .item { padding: 4px 0 !important; font-size: 8.5pt !important; }

            [data-state="empty"] .print-empty-state,
            [data-state="invalid"] .print-empty-state {
                display: block !important;
                padding: 12px 16px;
                background: #f9fafb;
                border: 1px dashed #d1d5db;
                border-radius: 4px;
                font-size: 9pt;
                color: #57534e;
                margin-bottom: 12px;
            }
            [data-state="calculated"] .print-empty-state,
            [data-state="stale"] .print-empty-state {
                display: none !important;
            }
            [data-state="empty"] .calc-total-card,
            [data-state="invalid"] .calc-total-card {
                display: none !important;
            }
            [data-state="calculated"] .calc-total-card,
            [data-state="stale"] .calc-total-card {
                display: block !important;
            }
            .print-doc-footer {
                display: flex !important;
                justify-content: space-between;
                border-top: 1px solid #e7e5e4;
                padding-top: 8px;
                margin-top: 16px;
                font-size: 7.5pt;
                color: #a8a29e;
            }
        }

        /* Portrait phone density: contained islands with readable labels and
           the same 44px control contract used elsewhere on the site. */
        @media (max-width: 600px) and (orientation: portrait) {
            .calc-options { gap: 10px; }
            .calc-option { padding: 11px 14px; border-radius: 12px; }
            .calc-option label { display: block; padding-right: 0; font-size: 0.92rem; line-height: 1.3; }
            .calc-option .fee { float: none; margin-left: 3px; white-space: nowrap; }
            .calc-option .desc { margin-top: 5px; margin-left: 28px; font-size: 0.8rem; line-height: 1.4; }
            .calc-option .fee-note { margin-top: 3px; margin-left: 28px; font-size: 0.74rem; line-height: 1.35; }
            .calc-total-card { padding: 18px 16px; }
            .calc-total-card h2 { margin-bottom: 10px; font-size: 1.08rem; }
            .calc-total-card .result-card-number { font-size: 1.7rem; margin-bottom: 6px; }
            .calc-total-card .result-card-interpretation { font-size: 0.88rem; line-height: 1.42; margin-bottom: 10px; }
            .calc-total-card .tool-next-steps { margin-top: 14px; padding-top: 12px; }
            .calc-total-card .tool-next-steps ol { font-size: 0.8rem; line-height: 1.4; }
            .calc-disclaimer { margin-top: 24px; padding: 12px 14px; font-size: 0.8rem; line-height: 1.45; }
            .calc-related { margin: 24px 16px 0; }
            .calc-related ul { padding-left: 20px; }
            .calc-related li { margin-bottom: 8px; font-size: 0.84rem; line-height: 1.45; }
        }