.floor-tile-calculator-tool{--ftc-radius-md:10px;--ftc-radius-lg:16px;--ftc-shadow-card:0 1px 3px #14282314, 0 1px 2px #1428230f;--ftc-color-primary-contrast:#fff;--ftc-color-accent:#eef4f0;--ftc-color-danger:#c8392a;--ftc-color-danger-bg:#fdecea}.floor-tile-calculator-tool h1{margin:0 0 8px;font-size:1.6rem;line-height:1.4}.floor-tile-calculator-tool h2{margin:32px 0 12px;font-size:1.25rem}.floor-tile-calculator-tool h3{margin:20px 0 8px;font-size:1.05rem}.floor-tile-calculator-tool .lede{color:var(--color-text-muted);margin:0 0 24px}@media (width<=480px){.floor-tile-calculator-tool h1{font-size:1.3rem}.floor-tile-calculator-tool .lede{margin-bottom:16px}}.floor-tile-calculator-tool .card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--ftc-radius-lg);box-shadow:var(--ftc-shadow-card);margin-bottom:20px;padding:20px}.floor-tile-calculator-tool .field{margin-bottom:14px}.floor-tile-calculator-tool .field:last-child{margin-bottom:0}.floor-tile-calculator-tool .field label{color:var(--color-text);margin-bottom:4px;font-size:.85rem;font-weight:600;display:block}.floor-tile-calculator-tool .field__hint{color:var(--color-text-muted);margin-top:4px;font-size:.78rem}.floor-tile-calculator-tool .input,.floor-tile-calculator-tool select.input{border:1px solid var(--color-border);border-radius:var(--ftc-radius-md);background:var(--color-surface);width:100%;color:var(--color-text);min-height:44px;padding:10px 12px;font-size:1rem}.floor-tile-calculator-tool .input:focus,.floor-tile-calculator-tool select.input:focus{outline:2px solid var(--color-primary);outline-offset:1px}.floor-tile-calculator-tool .two-col-grid{grid-template-columns:1fr 1fr;gap:10px;display:grid}.floor-tile-calculator-tool .btn{border-radius:var(--ftc-radius-md);cursor:pointer;border:1px solid #0000;justify-content:center;align-items:center;gap:6px;width:100%;min-height:48px;padding:10px 18px;font-size:1rem;font-weight:600;display:inline-flex}.floor-tile-calculator-tool .btn-primary{background:var(--color-primary);color:var(--ftc-color-primary-contrast)}.floor-tile-calculator-tool .btn-primary:hover{background:var(--color-primary-dark)}.floor-tile-calculator-tool .error-list{background:var(--ftc-color-danger-bg);border-radius:var(--ftc-radius-md);color:var(--ftc-color-danger);border:1px solid #f2c4bd;margin-bottom:16px;padding:14px 16px}.floor-tile-calculator-tool .error-list ul{margin:4px 0 0;padding-left:20px}.floor-tile-calculator-tool .purchase-summary-card{background:var(--ftc-color-accent);border-radius:var(--ftc-radius-lg);text-align:center;border:1px solid #bfe4d9;margin-bottom:20px;padding:24px 20px}.floor-tile-calculator-tool .purchase-summary-card__label{color:var(--color-primary-dark);margin-bottom:6px;font-size:.9rem;font-weight:600}.floor-tile-calculator-tool .purchase-summary-card__value{color:var(--color-primary-dark);font-size:2rem;font-weight:800;line-height:1.2}@media (width<=480px){.floor-tile-calculator-tool .purchase-summary-card__value{font-size:1.6rem}}.floor-tile-calculator-tool .purchase-summary-card__hint{color:var(--color-text-muted);margin:8px 0 0;font-size:.82rem}.floor-tile-calculator-tool .details-table{border-collapse:collapse;width:100%;font-size:.92rem}.floor-tile-calculator-tool .details-table th,.floor-tile-calculator-tool .details-table td{text-align:left;border-bottom:1px solid var(--color-border);font-variant-numeric:tabular-nums;padding:8px 4px}.floor-tile-calculator-tool .details-table th{color:var(--color-text-muted);font-weight:500}.floor-tile-calculator-tool .details-table td{text-align:right}.floor-tile-calculator-tool .article-content ul{color:var(--color-text);padding-left:20px}.floor-tile-calculator-tool .article-content li{margin-bottom:6px}.floor-tile-calculator-tool .detail-notes{border:1px solid var(--color-border);border-radius:var(--ftc-radius-md);background:var(--color-surface);margin-top:14px;padding:10px 14px}.floor-tile-calculator-tool .detail-notes summary{cursor:pointer;color:var(--color-text);font-size:.9rem;font-weight:600}.floor-tile-calculator-tool .detail-notes ul{margin-top:10px;margin-bottom:0}@media (width<=480px){.floor-tile-calculator-tool .article-content li{font-size:.92rem;line-height:1.65}}