/* Dedicated styles for Editorial Guide */
        html {
            scroll-behavior: smooth;
        }

        .guide-container {
            max-width: 1180px;
            margin: 0 auto;
        }

        .guide-nav-bar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            margin-bottom: 28px;
            padding-bottom: 18px;
            border-bottom: 1px solid var(--border-card);
            flex-wrap: wrap;
        }

        .btn-live-tracker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, #0284c7, #0369a1);
            color: #ffffff;
            font-weight: 700;
            font-size: 14px;
            padding: 10px 20px;
            border-radius: 9999px;
            text-decoration: none;
            box-shadow: 0 3px 10px rgba(2, 132, 199, 0.25);
            transition: all 0.2s ease-in-out;
        }

        .btn-live-tracker:hover {
            background: linear-gradient(135deg, #0369a1, #075985);
            transform: translateY(-1px);
            box-shadow: 0 5px 14px rgba(2, 132, 199, 0.35);
        }

        .guide-tracker-column {
            display: inline-flex;
            flex-direction: column;
            align-items: flex-end;
            gap: 5px;
        }

        .guide-tracker-column .header-disclosure {
            justify-content: flex-end;
            text-align: right;
        }

        @media (max-width: 640px) {
            .guide-tracker-column {
                align-items: flex-start;
                width: 100%;
            }
            .guide-tracker-column .header-disclosure {
                justify-content: flex-start;
                text-align: left;
            }
        }

        .guide-hero {
            background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
            border: 1px solid #bae6fd;
            border-radius: 16px;
            padding: 36px 32px;
            margin-bottom: 36px;
            box-shadow: 0 4px 20px rgba(2, 132, 199, 0.08);
            position: relative;
            overflow: clip;
        }

        .guide-hero::after {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(2, 132, 199, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .guide-badge-row {
            display: flex;
            gap: 8px;
            margin-bottom: 14px;
            flex-wrap: wrap;
        }

        .guide-badge {
            font-size: 11.5px;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 0.6px;
            padding: 4px 10px;
            border-radius: 6px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .badge-blue { background: #e0f2fe; color: #0369a1; border: 1px solid #7dd3fc; }
        .badge-emerald { background: #ecfdf5; color: #047857; border: 1px solid #6ee7b7; }
        .badge-amber { background: #fffbeb; color: #b45309; border: 1px solid #fcd34d; }
        .badge-purple { background: #f3e8ff; color: #7e22ce; border: 1px solid #d8b4fe; }
        .badge-red { background: #fef2f2; color: #b91c1c; border: 1px solid #fca5a5; }
        a.guide-badge { text-decoration: none; cursor: pointer; transition: all 0.15s ease; }
        a.guide-badge:hover { opacity: 0.9; transform: translateY(-1px); box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08); }

        .guide-hero h1 {
            font-size: 32px;
            font-weight: 900;
            line-height: 1.25;
            color: var(--text-main);
            margin-bottom: 16px;
            letter-spacing: -0.6px;
        }

        .guide-hero p.lead {
            font-size: 16.5px;
            line-height: 1.65;
            color: var(--text-muted);
            max-width: 100% !important;
            width: 100%;
        }

        /* Content Sections */
        .guide-section {
            background: var(--bg-card);
            border: 1px solid var(--border-card);
            border-radius: 14px;
            padding: 32px;
            margin-bottom: 32px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.03);
            scroll-margin-top: 24px;
        }

        .guide-section h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-top: 28px;
            margin-bottom: 12px;
            letter-spacing: -0.2px;
            line-height: 1.4;
        }

        .guide-section p {
            font-size: 14.5px;
            line-height: 1.65;
            color: #475569;
            margin-bottom: 16px;
        }

        .guide-section ul:not(.pro-con-list):not(.spec-list),
        .guide-section ol:not(.step-list) {
            font-size: 14.5px;
            line-height: 1.65;
            color: #475569;
            margin-bottom: 16px;
            padding-left: 20px;
        }

        .guide-section ul:not(.pro-con-list):not(.spec-list) li,
        .guide-section ol:not(.step-list) li {
            margin-bottom: 8px;
            line-height: 1.65;
        }

        .guide-section ul:not(.pro-con-list):not(.spec-list) li:last-child,
        .guide-section ol:not(.step-list) li:last-child {
            margin-bottom: 0;
        }

        [data-theme="dark"] .guide-section h3 {
            color: var(--text-main) !important;
        }

        [data-theme="dark"] .guide-section p,
        [data-theme="dark"] .guide-section ul:not(.pro-con-list):not(.spec-list),
        [data-theme="dark"] .guide-section ol:not(.step-list) {
            color: var(--text-muted);
        }

        .section-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 22px;
            padding-bottom: 14px;
            border-bottom: 1px solid #f1f5f9;
            flex-wrap: wrap;
        }

        .section-title-group {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .section-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
        }

        .icon-dell { background: #e0f2fe; color: #0284c7; }
        .icon-dfs { background: #fef3c7; color: #d97706; }
        .icon-lenovo { background: #fee2e2; color: #dc2626; }
        .icon-microsoft { background: #eff6ff; color: #0078d4; }
        .icon-bestbuy { background: #dbeafe; color: #0046be; }
        .icon-woot { background: #dcfce7; color: #15803d; }
        .icon-apple { background: #f1f5f9; color: #0f172a; }
        .icon-newegg { background: #ffedd5; color: #c2410c; }
        .icon-newegg-business { background: #e0e7ff; color: #1e40af; }
        .icon-refurbio { background: #fee2e2; color: #dc2626; }
        .icon-hp { background: #e0f2fe; color: #0284c7; }
        .icon-matrix { background: #ecfdf5; color: #059669; }
        .icon-tips { background: #ede9fe; color: #7c3aed; }

        .section-title-group h2 {
            font-size: 22px;
            font-weight: 800;
            color: #0f172a;
            letter-spacing: -0.3px;
            margin: 0;
            line-height: 1.3;
        }

        [data-theme="dark"] .section-title-group h2 {
            color: #ffffff !important;
        }

        .store-pill-links {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .store-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 12.5px;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: 8px;
            text-decoration: none;
            transition: all 0.15s ease;
        }

        .store-btn-dell {
            background: #0284c7;
            color: #ffffff;
        }
        .store-btn-dell:hover {
            background: #0369a1;
            transform: translateY(-1px);
        }

        .store-btn-dfs {
            background: #d97706;
            color: #ffffff;
        }
        .store-btn-dfs:hover {
            background: #b45309;
            transform: translateY(-1px);
        }

        .store-btn-lenovo {
            background: #dc2626;
            color: #ffffff;
        }
        .store-btn-lenovo:hover {
            background: #b91c1c;
            transform: translateY(-1px);
        }

        .store-btn-ebay {
            background: #0053a0;
            color: #ffffff;
        }
        .store-btn-ebay:hover {
            background: #003d75;
            transform: translateY(-1px);
        }

        .store-btn-microsoft {
            background: #0078d4;
            color: #ffffff;
        }
        .store-btn-microsoft:hover {
            background: #106ebe;
            transform: translateY(-1px);
        }

        .store-btn-bestbuy {
            background: #0046be;
            color: #ffffff;
        }
        .store-btn-bestbuy:hover {
            background: #00379b;
            transform: translateY(-1px);
        }

        .store-btn-woot {
            background: #15803d;
            color: #ffffff;
        }
        .store-btn-woot:hover {
            background: #166534;
            transform: translateY(-1px);
        }

        .store-btn-apple {
            background: #0f172a;
            color: #ffffff;
        }
        .store-btn-apple:hover {
            background: #1e293b;
            transform: translateY(-1px);
        }

        .store-btn-newegg {
            background: #ea580c;
            color: #ffffff;
        }
        .store-btn-newegg:hover {
            background: #c2410c;
            transform: translateY(-1px);
        }

        .store-btn-newegg-business {
            background: #1e40af;
            color: #ffffff;
        }
        .store-btn-newegg-business:hover {
            background: #1d4ed8;
            transform: translateY(-1px);
        }

        .store-btn-refurbio {
            background: #dc2626;
            color: #ffffff;
        }
        .store-btn-refurbio:hover {
            background: #b91c1c;
            transform: translateY(-1px);
        }

        .store-btn-hp {
            background: #0096d6;
            color: #ffffff;
        }
        .store-btn-hp:hover {
            background: #0284c7;
            transform: translateY(-1px);
        }

        .store-btn-dell-ebay {
            background: #0076ce;
            color: #ffffff;
        }
        .store-btn-dell-ebay:hover {
            background: #005a9e;
            transform: translateY(-1px);
        }

        .tier-cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 20px;
            margin-top: 16px;
            margin-bottom: 20px;
        }

        .tier-card {
            background: #f8fafc;
            border: 1px solid #e2e8f0;
            border-radius: 12px;
            padding: 22px;
            display: flex;
            flex-direction: column;
            justify-content: flex-start;
            position: relative;
            transition: border-color 0.2s;
            min-width: 0;
            box-sizing: border-box;
        }

        .tier-card:hover {
            border-color: #cbd5e1;
        }

        .tier-card-header {
            margin-bottom: 14px;
        }

        .tier-card-title {
            font-size: 16px;
            font-weight: 800;
            color: #0f172a;
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tier-card p {
            font-size: 14px;
            line-height: 1.6;
            color: #475569;
            margin-bottom: 14px;
        }

        .spec-list {
            list-style: none;
            padding: 0;
            margin: 0;
            font-size: 13.5px;
            border-top: 1px solid #e2e8f0;
            padding-top: 12px;
        }

        .spec-list li {
            padding: 6px 0;
            position: relative;
            padding-left: 16px;
            color: #334155;
            line-height: 1.55;
            word-break: break-word;
            overflow-wrap: break-word;
        }

        .spec-list li strong {
            color: #0f172a;
            font-weight: 700;
        }

        .spec-list li strong:first-of-type {
            margin-right: 4px;
        }

        .spec-bullet {
            position: absolute;
            left: 0;
            top: 6px;
            color: #0284c7;
            font-weight: 900;
        }

        /* Comparison Table & Scroll Indicators (Parities Active Store Promotions slider) */
        .table-scroll-container {
            position: relative;
            margin: 20px 0;
            max-width: 100%;
        }

        .table-scroll-container .guide-table-wrap {
            margin: 0;
        }

        .table-scroll-container::before,
        .table-scroll-container::after {
            content: '';
            position: absolute;
            top: 1px;
            bottom: 1px;
            width: 32px;
            pointer-events: none;
            z-index: 15;
            opacity: 0;
            transition: opacity 0.25s ease;
        }

        .table-scroll-container.has-scroll-left::before {
            left: var(--sticky-col-width, 175px);
            background: linear-gradient(to right, rgba(255, 255, 255, 0.95) 40%, transparent);
            opacity: 1;
        }

        .table-scroll-container.has-scroll-right::after {
            right: 1px;
            border-top-right-radius: 11px;
            border-bottom-right-radius: 11px;
            background: linear-gradient(to right, transparent, rgba(255, 255, 255, 0.95) 60%, #ffffff);
            opacity: 1;
        }

        [data-theme="dark"] .table-scroll-container.has-scroll-left::before {
            background: linear-gradient(to right, var(--bg-card) 40%, transparent);
        }
        [data-theme="dark"] .table-scroll-container.has-scroll-right::after {
            background: linear-gradient(to right, transparent, var(--bg-card) 60%, var(--bg-card));
        }

        .table-scroll-btn {
            position: absolute;
            top: 22px;
            transform: translateY(-50%);
            z-index: 30;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: #ffffff;
            border: 1px solid #cbd5e1;
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.16);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            line-height: 1;
            color: #334155;
            cursor: pointer;
            transition: opacity 0.2s ease, transform 0.15s ease, background 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
            user-select: none;
            padding: 0;
        }

        .table-scroll-btn:hover {
            background: #f8fafc;
            color: #0284c7;
            border-color: #0284c7;
            box-shadow: 0 2px 6px rgba(2, 132, 199, 0.25);
        }

        .table-scroll-btn:active {
            transform: translateY(-50%) scale(0.92);
        }

        .table-scroll-btn.is-hidden {
            opacity: 0;
            pointer-events: none;
            visibility: hidden;
        }

        .table-scroll-prev {
            left: calc(var(--sticky-col-width, 175px) + 6px);
            padding-right: 1px;
        }

        .table-scroll-next {
            right: 6px;
            padding-left: 1px;
        }

        [data-theme="dark"] .table-scroll-btn {
            background: #1e293b;
            border-color: #475569;
            color: #f1f5f9;
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
        }

        [data-theme="dark"] .table-scroll-btn:hover {
            background: #334155;
            color: #38bdf8;
            border-color: #38bdf8;
            box-shadow: 0 2px 6px rgba(56, 189, 248, 0.25);
        }

        .guide-table-wrap {
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            max-width: 100%;
            border: 1px solid var(--border-card);
            border-radius: 12px;
            margin: 20px 0;
            background: #ffffff;
        }

        .guide-table {
            width: 100%;
            border-collapse: separate;
            border-spacing: 0;
            text-align: left;
            font-size: 13px;
        }

        .guide-table thead {
            background: #f8fafc;
        }

        .guide-table thead th {
            position: sticky;
            top: 0;
            z-index: 10;
            background: #f8fafc;
            padding: 11px 12px;
            font-size: 12px;
            font-weight: 800;
            color: #0f172a;
            white-space: nowrap;
            border-bottom: 2px solid #cbd5e1;
            box-shadow: 0 4px 6px -2px rgba(0, 0, 0, 0.07);
            transition: background 0.15s ease;
        }

        .guide-table thead th:hover {
            background: #f1f5f9;
        }

        .guide-table thead tr th:first-child {
            border-top-left-radius: 11px;
        }

        .guide-table thead tr th:last-child {
            border-top-right-radius: 11px;
        }

        .guide-table th:first-child,
        .guide-table td:first-child {
            position: sticky;
            left: 0;
            z-index: 2;
            background: #ffffff;
            border-right: 1px solid #cbd5e1;
            box-shadow: 3px 0 6px -2px rgba(0, 0, 0, 0.06);
            width: 175px;
            min-width: 165px;
            max-width: 185px;
            white-space: normal;
        }

        .guide-table thead th:first-child {
            position: sticky;
            left: 0;
            top: 0;
            z-index: 12;
            background: #f1f5f9;
            box-shadow: 3px 4px 6px -2px rgba(0, 0, 0, 0.08);
            transition: background 0.15s ease;
        }

        .guide-table thead th:first-child:hover {
            background: #e2e8f0;
        }

        .guide-table tbody tr:last-child td:first-child {
            border-bottom-left-radius: 11px;
        }

        .guide-table tbody tr:last-child td:last-child {
            border-bottom-right-radius: 11px;
        }

        .guide-table td {
            padding: 11px 12px;
            border-bottom: 1px solid #e2e8f0;
            color: #1e293b;
            font-weight: 500;
            vertical-align: middle;
            line-height: 1.45;
            font-size: 12.5px;
            white-space: normal;
            text-align: left;
        }

        .guide-table th:nth-child(2),
        .guide-table td:nth-child(2) {
            width: auto;
            min-width: 215px;
            max-width: none;
            white-space: normal;
            text-align: left;
        }

        .guide-table th:nth-child(3),
        .guide-table td:nth-child(3) {
            width: auto;
            min-width: 215px;
            max-width: none;
            white-space: normal;
            text-align: left;
        }

        .guide-table th:nth-child(4),
        .guide-table td:nth-child(4) {
            min-width: 110px;
        }

        .guide-table th:nth-child(5),
        .guide-table td:nth-child(5) {
            min-width: 110px;
        }

        .guide-table th:nth-child(6),
        .guide-table td:nth-child(6) {
            min-width: 135px;
        }

        .guide-table tr:hover td {
            background: #f8fafc;
        }

        .guide-table tr:hover td:first-child {
            background: #f8fafc;
        }

        /* Compatibility Matrix Column Tinting (Playable Green / Blocked Red) */
        .guide-table th.col-playable {
            background: #ecfdf5 !important;
            color: #065f46 !important;
            border-bottom: 2px solid #a7f3d0 !important;
        }
        .guide-table td.col-playable {
            background: rgba(16, 185, 129, 0.05) !important;
        }
        .guide-table tr:hover td.col-playable {
            background: rgba(16, 185, 129, 0.10) !important;
        }

        .guide-table th.col-blocked {
            background: #fef2f2 !important;
            color: #991b1b !important;
            border-bottom: 2px solid #fecaca !important;
        }
        .guide-table td.col-blocked {
            background: rgba(239, 68, 68, 0.05) !important;
        }
        .guide-table tr:hover td.col-blocked {
            background: rgba(239, 68, 68, 0.10) !important;
        }

        /* Dark Theme Matrix Column Overrides */
        [data-theme="dark"] .guide-table th.col-playable {
            background: rgba(16, 185, 129, 0.18) !important;
            color: #34d399 !important;
            border-bottom: 2px solid rgba(16, 185, 129, 0.35) !important;
        }
        [data-theme="dark"] .guide-table td.col-playable {
            background: rgba(16, 185, 129, 0.06) !important;
        }
        [data-theme="dark"] .guide-table tr:hover td.col-playable {
            background: rgba(16, 185, 129, 0.12) !important;
        }

        [data-theme="dark"] .guide-table th.col-blocked {
            background: rgba(239, 68, 68, 0.18) !important;
            color: #f87171 !important;
            border-bottom: 2px solid rgba(239, 68, 68, 0.35) !important;
        }
        [data-theme="dark"] .guide-table td.col-blocked {
            background: rgba(239, 68, 68, 0.06) !important;
        }
        [data-theme="dark"] .guide-table tr:hover td.col-blocked {
            background: rgba(239, 68, 68, 0.12) !important;
        }

        .matrix-channel-link {
            text-decoration: none;
            display: inline-block;
            color: inherit;
            transition: all 0.15s ease;
        }

        .matrix-channel-link:hover .matrix-channel-title,
        .matrix-channel-link:hover .matrix-card-title {
            color: #2563eb;
        }

        .matrix-channel-link:hover .matrix-channel-sub,
        .matrix-channel-link:hover .matrix-card-sub {
            color: #3b82f6;
        }

        .matrix-channel-title {
            font-weight: 800;
            font-size: 13.5px;
            color: #0f172a;
            display: inline;
            line-height: 1.35;
            transition: color 0.15s ease;
        }

        .matrix-channel-sub {
            font-size: 11.5px;
            color: #64748b;
            margin-top: 3px;
            display: block;
            transition: color 0.15s ease;
        }

        .matrix-link-icon {
            display: inline-block;
            vertical-align: middle;
            opacity: 0.55;
            flex-shrink: 0;
            margin-left: 3px;
            transition: opacity 0.15s ease, transform 0.15s ease;
        }

        .matrix-channel-link:hover .matrix-link-icon {
            opacity: 1;
            transform: translate(1px, -1px);
        }

        .matrix-chip {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 11.5px;
            font-weight: 700;
            padding: 2.5px 7px;
            border-radius: 6px;
            white-space: nowrap;
        }

        .guide-table .guide-badge,
        .guide-table .matrix-chip,
        .matrix-card .matrix-chip {
            display: inline-block;
            white-space: normal;
            line-height: 1.35;
            text-align: left;
            padding: 4px 8px;
            border-radius: 6px;
            font-size: 11.5px;
            font-weight: 700;
            text-transform: none;
            letter-spacing: normal;
        }

        .chip-emerald { background: #ecfdf5; color: #047857; border: 1px solid #a7f3d0; }
        .chip-amber { background: #fffbeb; color: #b45309; border: 1px solid #fde68a; }
        .chip-blue { background: #f0f9ff; color: #0369a1; border: 1px solid #bae6fd; }
        .chip-purple { background: #fdf4ff; color: #86198f; border: 1px solid #f5d0fe; }
        .chip-bestbuy { background: #eff6ff; color: #0046be; border: 1px solid #bfdbfe; }
        .chip-woot { background: #f0fdf4; color: #15803d; border: 1px solid #bbf7d0; }

        /* Mobile & Tablet Comparison Cards */
        .matrix-cards-view {
            display: none;
            flex-direction: column;
            gap: 16px;
            margin: 20px 0;
        }

        .matrix-card {
            background: #ffffff;
            border: 1px solid var(--border-card);
            border-radius: 12px;
            padding: 18px 16px;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
            transition: all 0.2s ease;
        }

        .matrix-card:hover {
            border-color: #cbd5e1;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
        }

        .matrix-card-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            padding-bottom: 12px;
            border-bottom: 1px solid #e2e8f0;
            margin-bottom: 12px;
            gap: 10px;
            flex-wrap: wrap;
        }

        .matrix-card-brand {
            flex: 1;
            min-width: 180px;
        }

        .matrix-card-title {
            font-size: 16px;
            font-weight: 800;
            color: #0f172a;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: color 0.15s ease;
        }

        .matrix-card-sub {
            font-size: 12px;
            color: #64748b;
            margin-top: 2px;
            display: block;
            transition: color 0.15s ease;
        }

        .matrix-card-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }

        .matrix-spec-item {
            display: flex;
            flex-direction: column;
            gap: 3px;
            min-width: 0;
        }

        .matrix-spec-label {
            font-size: 11px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            color: #64748b;
        }

        .matrix-spec-val {
            font-size: 13px;
            color: #1e293b;
            line-height: 1.45;
        }

        /* Callout Box */
        .tip-box {
            background: #fffbeb;
            border-left: 4px solid #d97706;
            padding: 16px 20px;
            border-radius: 0 10px 10px 0;
            margin: 20px 0;
            font-size: 14px;
            line-height: 1.6;
            color: #92400e;
        }

        .tip-box strong {
            color: #78350f;
        }

        .cta-banner {
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
            color: #ffffff;
            border-radius: 14px;
            padding: 32px;
            text-align: center;
            margin-top: 36px;
            box-shadow: 0 8px 24px rgba(15, 23, 42, 0.15);
        }

        .cta-banner h3 {
            font-size: 24px;
            font-weight: 900;
            margin-bottom: 12px;
            letter-spacing: -0.4px;
        }

        .cta-banner p {
            font-size: 15px;
            color: #94a3b8;
            max-width: 650px;
            margin: 0 auto 22px auto;
            line-height: 1.6;
        }

        .cta-banner .btn-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #0284c7;
            color: #ffffff;
            font-weight: 800;
            font-size: 15px;
            padding: 12px 26px;
            border-radius: 9999px;
            text-decoration: none;
            transition: all 0.2s;
        }

        .cta-banner .btn-cta:hover {
            background: #0369a1;
            transform: translateY(-2px);
            box-shadow: 0 4px 16px rgba(2, 132, 199, 0.4);
        }

        .cta-category-links {
            display: flex;
            justify-content: center;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 18px;
        }

        .cta-cat-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 7px 16px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.22);
            border-radius: 8px;
            color: #38bdf8 !important;
            text-decoration: none;
            font-size: 13.5px;
            font-weight: 700;
            transition: all 0.18s ease;
        }

        .cta-cat-pill:hover {
            background: rgba(255, 255, 255, 0.2);
            border-color: #38bdf8;
            color: #ffffff !important;
            transform: translateY(-1px);
        }

        /* Diagnostic Checklist Grid */
        .checklist-grid {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .check-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            background: #ffffff;
            border: 1px solid #e2e8f0;
            border-radius: 12px;
            padding: 16px 20px;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.02);
            transition: border-color 0.2s, box-shadow 0.2s;
        }

        .check-item:hover {
            border-color: #cbd5e1;
            box-shadow: 0 3px 12px rgba(0, 0, 0, 0.04);
        }

        .check-box {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: #e0e7ff;
            color: #4338ca;
            font-weight: 800;
            font-size: 15px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .check-text {
            font-size: 14.5px;
            line-height: 1.65;
            color: #334155;
            flex: 1;
        }

        .check-text strong {
            color: #0f172a;
            font-weight: 700;
        }

        .check-text kbd {
            background: #f1f5f9;
            border: 1px solid #cbd5e1;
            border-radius: 4px;
            padding: 2px 6px;
            font-size: 12px;
            font-family: inherit;
            color: #1e293b;
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.1);
        }

        .check-text code {
            background: #f1f5f9;
            border: 1px solid #e2e8f0;
            border-radius: 4px;
            padding: 2px 6px;
            font-size: 13px;
            color: #0369a1;
        }

        code, pre, kbd {
            display: inline-block;
            max-width: 100%;
            overflow-wrap: anywhere;
            word-break: break-all;
        }

        [data-theme="dark"] .check-item {
            background: var(--bg-card);
            border-color: var(--border-card);
        }

        [data-theme="dark"] .check-box {
            background: rgba(99, 102, 241, 0.18);
            color: #a5b4fc;
        }

        [data-theme="dark"] .check-text {
            color: var(--text-muted);
        }

        [data-theme="dark"] .check-text strong {
            color: var(--text-main);
        }

        [data-theme="dark"] .check-text kbd,
        [data-theme="dark"] .check-text code {
            background: var(--bg-subtle);
            border-color: var(--border-card);
            color: var(--text-main);
        }

        /* Pro & Con Grid */
        .pro-con-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
            margin: 20px 0;
        }

        .pro-card {
            background: #ffffff;
            border: 1px solid #a7f3d0;
            border-radius: 12px;
            padding: 22px;
            box-shadow: 0 2px 8px rgba(16, 185, 129, 0.05);
        }

        .con-card {
            background: #ffffff;
            border: 1px solid #fecaca;
            border-radius: 12px;
            padding: 22px;
            box-shadow: 0 2px 8px rgba(239, 68, 68, 0.05);
        }

        .pro-con-header {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 16px;
            font-weight: 800;
            margin-bottom: 14px;
            padding-bottom: 10px;
            border-bottom: 1px solid #f1f5f9;
        }

        .pro-card .pro-con-header {
            color: #065f46;
            border-bottom-color: #ecfdf5;
        }

        .con-card .pro-con-header {
            color: #991b1b;
            border-bottom-color: #fef2f2;
        }

        .pro-con-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .pro-con-list li {
            font-size: 14px;
            line-height: 1.6;
            color: #334155;
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }

        .pro-icon {
            color: #10b981;
            font-weight: 900;
            font-size: 16px;
            flex-shrink: 0;
            line-height: 1.4;
        }

        .con-icon {
            color: #ef4444;
            font-weight: 900;
            font-size: 16px;
            flex-shrink: 0;
            line-height: 1.4;
        }

        [data-theme="dark"] .pro-card {
            background: var(--bg-card);
            border-color: rgba(16, 185, 129, 0.3);
        }

        [data-theme="dark"] .con-card {
            background: var(--bg-card);
            border-color: rgba(239, 68, 68, 0.3);
        }

        [data-theme="dark"] .pro-card .pro-con-header {
            color: #34d399;
            border-bottom-color: var(--border-card);
        }

        [data-theme="dark"] .con-card .pro-con-header {
            color: #f87171;
            border-bottom-color: var(--border-card);
        }

        [data-theme="dark"] .pro-con-list li {
            color: var(--text-muted);
        }

        @media (max-width: 768px) {
            .pro-con-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
        }

        /* FAQ Accordion */
        .faq-item {
            border: 1px solid #e2e8f0;
            border-radius: 10px;
            margin-bottom: 12px;
            overflow: hidden;
            background: #ffffff;
        }

        .faq-question {
            padding: 16px 20px;
            font-weight: 700;
            font-size: 15px;
            color: #0f172a;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
            background: #f8fafc;
            transition: background 0.15s;
        }

        .faq-question:hover {
            background: #f1f5f9;
        }

        .faq-answer {
            display: none;
            padding: 16px 20px;
            font-size: 14.5px;
            line-height: 1.65;
            color: #475569;
            border-top: 1px solid #e2e8f0;
        }

        .faq-item.active .faq-answer {
            display: block;
        }

        .faq-chevron,
        .faq-arrow {
            transition: transform 0.2s ease;
            flex-shrink: 0;
            color: var(--text-dim);
        }

        .faq-item.active .faq-chevron,
        .faq-item.active .faq-arrow {
            transform: rotate(180deg);
            color: #0284c7;
        }

        [data-theme="dark"] .faq-item {
            background: var(--bg-card);
            border-color: var(--border-card);
        }

        [data-theme="dark"] .faq-question {
            background: var(--bg-subtle);
            color: var(--text-main);
        }

        [data-theme="dark"] .faq-question:hover {
            background: rgba(255, 255, 255, 0.05);
        }

        [data-theme="dark"] .faq-answer {
            color: var(--text-muted);
            border-top-color: var(--border-card);
        }

        /* Store Navigation Hub */
        .store-nav-hub {
            background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
            border: 1px solid #e2e8f0;
            border-radius: 14px;
            padding: 22px 24px;
            margin-bottom: 32px;
            box-shadow: 0 3px 12px rgba(15, 23, 42, 0.04);
        }
        .store-nav-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .store-nav-title {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            color: #0f172a;
        }
        .store-nav-title strong { font-weight: 800; letter-spacing: -0.2px; }
        .store-nav-icon { font-size: 16px; }
        .store-nav-hint { font-size: 12.5px; color: #64748b; }
        .store-nav-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
            gap: 14px;
        }
        .store-nav-card {
            background: #ffffff;
            border: 1px solid #e2e8f0;
            border-radius: 10px;
            padding: 14px 16px;
            text-decoration: none;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: all 0.2s ease;
            box-shadow: 0 1px 3px rgba(0,0,0,0.02);
        }
        .store-nav-card:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(0,0,0,0.06);
        }
        .card-dell:hover { border-color: #7dd3fc; background: #f0f9ff; }
        .card-dfs:hover { border-color: #fcd34d; background: #fffbeb; }
        .card-lenovo:hover { border-color: #fca5a5; background: #fef2f2; }
        .card-microsoft:hover { border-color: #93c5fd; background: #eff6ff; }
        .card-bestbuy:hover { border-color: #93c5fd; background: #eff6ff; }
        .card-bestbuy-ca:hover { border-color: #fca5a5; background: #fff5f5; }
        .card-woot:hover { border-color: #86efac; background: #f0fdf4; }
        .card-apple:hover { border-color: #cbd5e1; background: #f8fafc; }
        .card-newegg:hover { border-color: #fdba74; background: #fff7ed; }
        .card-newegg-business:hover { border-color: #93c5fd; background: #eff6ff; }
        .card-refurbio:hover { border-color: #fca5a5; background: #fef2f2; }
        .card-hp:hover { border-color: #7dd3fc; background: #f0f9ff; }
        .card-snapdragon:hover { border-color: #7dd3fc; background: #f0f9ff; }
        .card-chromebook:hover { border-color: #fde68a; background: #fffbeb; }
        .store-nav-card-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 8px;
        }
        .store-nav-badge {
            font-size: 13px;
            font-weight: 800;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .badge-dell { color: #0369a1; }
        .badge-dfs { color: #b45309; }
        .badge-lenovo { color: #b91c1c; }
        .badge-microsoft { color: #0078d4; }
        .badge-bestbuy { color: #0046be; }
        .badge-bestbuy-ca { color: #c0392b; }
        .badge-woot { color: #15803d; }
        .badge-apple { color: #0f172a; }
        .badge-newegg { color: #c2410c; }
        .badge-newegg-business { color: #1e40af; }
        .badge-refurbio { color: #dc2626; }
        .badge-chromebook { color: #b45309; }
        .nav-arrow {
            color: #94a3b8;
            transition: transform 0.2s ease, color 0.2s ease;
            flex-shrink: 0;
        }
        .store-nav-card:hover .nav-arrow {
            transform: translateX(3px);
            color: #0f172a;
        }
        .store-nav-desc {
            font-size: 12.5px;
            font-weight: 600;
            color: #334155;
            line-height: 1.45;
            margin-bottom: 8px;
        }
        .store-nav-meta {
            font-size: 11.5px;
            color: #64748b;
            line-height: 1.4;
        }
        .store-nav-footer {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: 14px;
            padding-top: 12px;
            border-top: 1px solid #f1f5f9;
            flex-wrap: wrap;
        }
        .store-nav-sublabel {
            font-size: 12px;
            font-weight: 700;
            color: #64748b;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .store-nav-sublinks {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .store-nav-pill {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: #f1f5f9;
            color: #334155;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 6px;
            text-decoration: none;
            transition: all 0.15s ease;
            border: 1px solid transparent;
        }
        .store-nav-pill:hover {
            background: #e2e8f0;
            color: #0f172a;
            border-color: #cbd5e1;
        }

        @media (max-width: 960px) {
            #comparison-matrix .guide-table-wrap,
            #comparison-matrix .table-scroll-container,
            #comparison-matrix .table-scroll-btn {
                display: none !important;
            }
            .matrix-cards-view {
                display: flex !important;
            }
        }

        @media (max-width: 540px) {
            .matrix-card-grid {
                grid-template-columns: 1fr !important;
                gap: 10px;
            }
            div[style*="minmax(280px"] {
                grid-template-columns: 1fr !important;
            }
        }

        @media (max-width: 768px) {
            .guide-hero h1 { font-size: 24px; }
            .guide-hero { padding: 22px 16px; }
            .guide-section { padding: 20px 14px; }
            .section-title-group h2 { font-size: 18px; }
            .tier-cards-grid { grid-template-columns: 1fr !important; gap: 14px; }
            .tier-card { padding: 16px 14px; min-width: 0; }
            .store-pill-links { width: 100%; }
            .store-btn { flex: 1 1 calc(50% - 8px); justify-content: center; text-align: center; }
            .store-nav-hub { padding: 18px 16px; }
        }

        @media (max-width: 480px) {
            .guide-hero h1 { font-size: 21px; }
            .guide-hero p.lead { font-size: 14.5px; }
            .guide-hero::after { right: 0; top: 0; width: 120px; height: 120px; }
            .matrix-card-brand { min-width: 0 !important; width: 100%; }
            .spoke-utility-box, div[style*="padding: 24px"], div[style*="padding: 20px 24px"] {
                padding: 16px 12px !important;
            }
            .store-btn {
                flex: 1 1 100%;
                min-height: 42px;
                padding: 10px 14px;
                font-size: 13px;
                box-sizing: border-box;
                justify-content: center;
            }
            .btn-live-tracker {
                width: 100%;
                min-height: 44px;
                justify-content: center;
                font-size: 13.5px;
                padding: 11px 18px;
                box-sizing: border-box;
            }
            .store-nav-hub { padding: 14px 12px; }
            .store-nav-grid { grid-template-columns: 1fr; }
        }

        [data-theme="dark"] .guide-hero {
            background: linear-gradient(135deg, #151e2e 0%, #1e293b 100%) !important;
            border-color: var(--border-card) !important;
        }
        [data-theme="dark"] .guide-hero h1 { color: #ffffff !important; }
        [data-theme="dark"] .guide-hero p.lead { color: #cbd5e1 !important; }
        [data-theme="dark"] .guide-section p,
        [data-theme="dark"] .guide-section li { color: #cbd5e1 !important; }
        [data-theme="dark"] .section-title-group h2 { color: #ffffff !important; }
        [data-theme="dark"] .icon-apple { background: #1e293b !important; color: #f8fafc !important; }
        [data-theme="dark"] .store-btn-apple { background: #f8fafc !important; color: #0f172a !important; }
        [data-theme="dark"] .store-btn-apple:hover { background: #e2e8f0 !important; }
        [data-theme="dark"] .card-apple:hover { border-color: #475569 !important; background: #1e293b !important; }
        [data-theme="dark"] .badge-apple { color: #f8fafc !important; }
        [data-theme="dark"] .icon-newegg { background: #431407 !important; color: #fb923c !important; }
        [data-theme="dark"] .store-btn-newegg { background: #ea580c !important; color: #ffffff !important; }
        [data-theme="dark"] .store-btn-newegg:hover { background: #f97316 !important; }
        [data-theme="dark"] .card-newegg:hover { border-color: #ea580c !important; background: #2a1708 !important; }
        [data-theme="dark"] .badge-newegg { color: #fb923c !important; }
        [data-theme="dark"] .icon-newegg-business { background: #1e1b4b !important; color: #93c5fd !important; }
        [data-theme="dark"] .store-btn-newegg-business { background: #2563eb !important; color: #ffffff !important; }
        [data-theme="dark"] .store-btn-newegg-business:hover { background: #3b82f6 !important; }
        [data-theme="dark"] .card-newegg-business:hover { border-color: #3b82f6 !important; background: #0f172a !important; }
        [data-theme="dark"] .badge-newegg-business { color: #93c5fd !important; }
        [data-theme="dark"] .icon-refurbio { background: #450a0a !important; color: #f87171 !important; }
        [data-theme="dark"] .store-btn-refurbio { background: #dc2626 !important; color: #ffffff !important; }
        [data-theme="dark"] .store-btn-refurbio:hover { background: #ef4444 !important; }
        [data-theme="dark"] .card-refurbio:hover { border-color: #dc2626 !important; background: #2b0b0b !important; }
        [data-theme="dark"] .badge-refurbio { color: #f87171 !important; }
        [data-theme="dark"] .icon-hp { background: #082f49 !important; color: #38bdf8 !important; }
        [data-theme="dark"] .store-btn-hp { background: #0284c7 !important; color: #ffffff !important; }
        [data-theme="dark"] .store-btn-hp:hover { background: #0369a1 !important; }
        [data-theme="dark"] .card-hp:hover { border-color: #0284c7 !important; background: #082f49 !important; }
        [data-theme="dark"] .badge-hp { color: #38bdf8 !important; }
        [data-theme="dark"] .icon-dell-ebay { background: #072740 !important; color: #38bdf8 !important; }
        [data-theme="dark"] .store-btn-dell-ebay { background: #0076ce !important; color: #ffffff !important; }
        [data-theme="dark"] .store-btn-dell-ebay:hover { background: #0284c7 !important; }
        [data-theme="dark"] .card-dell-ebay:hover { border-color: #0076ce !important; background: #072740 !important; }
        [data-theme="dark"] .badge-dell-ebay { color: #38bdf8 !important; }

/* Spoke Page Navigation & Breadcrumbs */
.guide-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--text-dim);
    margin-bottom: 24px;
    flex-wrap: wrap;
}
.guide-breadcrumb a {
    color: #0284c7;
    text-decoration: none;
    transition: color 0.15s;
}
.guide-breadcrumb a:hover {
    color: #0369a1;
    text-decoration: underline;
}
.guide-breadcrumb .sep {
    color: var(--border-card);
}
.guide-breadcrumb .current {
    color: var(--text-main);
}

/* Back to Central Hub Banner */
.hub-back-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border: 1px solid #86efac;
    border-radius: 12px;
    padding: 18px 24px;
    margin: 32px 0;
    flex-wrap: wrap;
}
[data-theme="dark"] .hub-back-banner {
    background: linear-gradient(135deg, #064e3b 0%, #065f46 100%) !important;
    border-color: #059669 !important;
}
.hub-back-banner-text h4 {
    margin: 0 0 4px 0;
    font-size: 16px;
    font-weight: 800;
    color: #166534;
}
[data-theme="dark"] .hub-back-banner-text h4 {
    color: #a7f3d0 !important;
}
.hub-back-banner-text p {
    margin: 0;
    font-size: 13.5px;
    color: #15803d;
}
[data-theme="dark"] .hub-back-banner-text p {
    color: #d1fae5 !important;
}
.btn-hub-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #15803d;
    color: #ffffff !important;
    font-weight: 700;
    font-size: 13.5px;
    padding: 10px 18px;
    border-radius: 8px;
    text-decoration: none;
    transition: background 0.15s;
    white-space: nowrap;
}
.btn-hub-link:hover {
    background: #166534;
}
[data-theme="dark"] .btn-hub-link {
    background: #10b981;
    color: #064e3b !important;
}
[data-theme="dark"] .btn-hub-link:hover {
    background: #34d399;
}

/* Verified Sources & References Dual-Tier Grid */
.sources-dual-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 14px;
}

.source-tier-card {
    background: #ffffff;
    border: 1px solid var(--border-card);
    border-radius: 12px;
    padding: 22px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

[data-theme="dark"] .source-tier-card {
    background: var(--bg-card) !important;
    border-color: var(--border-card) !important;
}

.source-tier-header {
    margin-bottom: 16px;
    padding-bottom: 14px;
    border-bottom: 1px solid #f1f5f9;
}

[data-theme="dark"] .source-tier-header {
    border-bottom-color: var(--border-card) !important;
}

.source-tier-badge-row {
    margin-bottom: 10px;
}

.source-tier-header h3 {
    font-size: 16.5px;
    font-weight: 800;
    color: var(--text-main);
    margin: 0 0 6px 0;
    letter-spacing: -0.2px;
}

.source-tier-header p {
    font-size: 13px;
    line-height: 1.5;
    color: var(--text-dim);
    margin: 0;
}

.source-link-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.source-link-item a,
.source-link-item .source-card {
    display: block;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 9px;
    padding: 12px 14px;
    text-decoration: none;
    transition: all 0.15s ease-in-out;
}

[data-theme="dark"] .source-link-item a,
[data-theme="dark"] .source-link-item .source-card {
    background: rgba(15, 23, 42, 0.4) !important;
    border-color: var(--border-card) !important;
}

.source-link-item a:hover,
.source-link-item .source-card:hover {
    background: #f0f9ff;
    border-color: #7dd3fc;
    transform: translateY(-1px);
    box-shadow: 0 3px 8px rgba(2, 132, 199, 0.08);
}

[data-theme="dark"] .source-link-item a:hover,
[data-theme="dark"] .source-link-item .source-card:hover {
    background: rgba(2, 132, 199, 0.12) !important;
    border-color: #0284c7 !important;
}

.source-link-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13.5px;
    font-weight: 700;
    color: #0284c7;
    margin-bottom: 4px;
}

[data-theme="dark"] .source-link-title {
    color: #38bdf8 !important;
}

.source-link-title .ext-icon {
    font-size: 13px;
    color: var(--text-dim);
    transition: transform 0.15s ease;
}

.source-link-item a:hover .ext-icon {
    transform: translate(2px, -2px);
    color: #0284c7;
}

.source-link-desc {
    display: block;
    font-size: 12.5px;
    line-height: 1.45;
    color: var(--text-muted);
}

.badge-community {
    font-size: 11px;
    font-weight: 700;
    color: #047857;
    background: #ecfdf5;
    padding: 2px 7px;
    border-radius: 4px;
    border: 1px solid #a7f3d0;
    margin-left: 6px;
    display: inline-block;
    vertical-align: middle;
}

[data-theme="dark"] .badge-community {
    background: rgba(16, 185, 129, 0.15) !important;
    color: #34d399 !important;
    border-color: rgba(52, 211, 153, 0.3) !important;
}

.source-tier-card:nth-child(2) .source-link-title,
.source-tier-community .source-link-title {
    color: #047857;
}

[data-theme="dark"] .source-tier-card:nth-child(2) .source-link-title,
[data-theme="dark"] .source-tier-community .source-link-title {
    color: #34d399 !important;
}

.source-tier-card:nth-child(2) .source-link-item a:hover .ext-icon,
.source-tier-community .source-link-item a:hover .ext-icon {
    color: #059669;
}

.source-tier-ca .source-link-title {
    color: #b91c1c !important;
}

[data-theme="dark"] .source-tier-ca .source-link-title {
    color: #f87171 !important;
}

.source-tier-ca .source-link-item a:hover .ext-icon {
    color: #b91c1c;
}

@media (min-width: 861px) {
    .source-tier-card-full {
        grid-column: 1 / -1;
    }
}

@media (max-width: 860px) {
    .sources-dual-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }
}

/* Standard Guide Footer */
footer {
    text-align: center;
    font-size: 12px;
    color: var(--text-dim);
    padding: 24px 16px 32px;
    border-top: 1px solid var(--border-card);
    line-height: 1.6;
}
.footer-brand {
    font-weight: 700;
    color: var(--text-muted);
    margin-bottom: 12px;
}
.footer-nav-cluster,
.footer-links-cluster,
.footer-categories-cluster,
.footer-categories-cluster-ca {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    box-sizing: border-box;
}

/* Responsive Footer Navigation Grid & Accordion */
.footer-nav-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
    max-width: 1080px;
    margin: 20px auto 28px auto;
    text-align: left;
    box-sizing: border-box;
}

.footer-col {
    display: flex;
    flex-direction: column;
}

.footer-details {
    width: 100%;
}

.footer-summary {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: 0.3px;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: default;
    list-style: none;
    user-select: none;
    margin-bottom: 12px;
}

.footer-summary::-webkit-details-marker {
    display: none;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 7.5px;
}

.footer-links li {
    line-height: 1.4;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.15s ease, transform 0.15s ease;
    display: inline-block;
}

.footer-links a:hover {
    color: var(--primary);
    transform: translateX(2px);
}

.footer-subheading {
    margin-top: 10px;
    padding-top: 8px;
    border-top: 1px dashed var(--border-subtle);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-dim);
    letter-spacing: 0.5px;
    list-style: none;
}

[data-theme="dark"] .footer-links a {
    color: #94a3b8;
}

[data-theme="dark"] .footer-links a:hover {
    color: var(--primary);
}

[data-theme="dark"] .footer-subheading {
    border-top-color: var(--border-card);
    color: #64748b;
}

@media (max-width: 960px) and (min-width: 641px) {
    .footer-nav-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
        padding: 0 16px;
    }
}

@media (max-width: 640px) {
    .footer-nav-grid {
        display: flex;
        flex-direction: column;
        gap: 0;
        margin: 14px auto 22px auto;
        border-top: 1px solid var(--border-subtle);
        padding: 0 4px;
    }

    .footer-accordion-item {
        border-bottom: 1px solid var(--border-subtle);
    }

    .footer-summary {
        cursor: pointer;
        padding: 13px 4px;
        margin-bottom: 0;
        justify-content: space-between;
        font-size: 13.5px;
    }

    .footer-summary::after {
        content: "＋";
        font-size: 15px;
        font-weight: 700;
        color: var(--text-dim);
        transition: transform 0.2s ease;
    }

    details[open] .footer-summary::after {
        content: "－";
        color: var(--primary);
    }

    .footer-links {
        padding: 4px 6px 14px 8px;
        gap: 9px;
    }

    .footer-links a {
        font-size: 13.5px;
    }

    [data-theme="dark"] .footer-nav-grid,
    [data-theme="dark"] .footer-accordion-item {
        border-color: var(--border-card);
    }
}
.footer-disclaimer {
    font-size: 11.5px;
    color: #64748b;
    max-width: 960px;
    margin: 0 auto;
    line-height: 1.6;
    text-align: left;
}
.footer-copyright {
    margin-top: 12px;
    font-size: 11px;
    color: #94a3b8;
    text-align: center;
}
[data-theme="dark"] .footer-brand {
    color: var(--text-muted);
}
[data-theme="dark"] .footer-disclaimer {
    color: var(--text-muted);
}
[data-theme="dark"] .footer-copyright {
    color: var(--text-dim);
}
[data-theme="dark"] .footer-categories-cluster span,
[data-theme="dark"] .footer-categories-cluster-ca span,
[data-theme="dark"] .footer-links-cluster span {
    color: var(--text-main);
}
[data-theme="dark"] .badge-red {
    background: rgba(239, 68, 68, 0.15) !important;
    color: #f87171 !important;
    border-color: rgba(239, 68, 68, 0.35) !important;
}