.config-row{display:flex;align-items:center;gap:12px;margin-bottom:20px}.config-label{font-weight:600;font-size:.95rem}.select-dropdown{padding:10px 14px;border-radius:8px;border:1px solid var(--border);background:var(--input-bg);color:var(--text);font-size:1rem;outline:0;cursor:pointer}.grid-rows{display:flex;flex-direction:column;gap:16px}.filter-group{background:var(--input-bg);border:1px solid var(--border);border-radius:12px;padding:16px}.filter-label{display:block;font-weight:700;margin-bottom:8px;font-size:.95rem}.letter-inputs{display:flex;gap:8px;flex-wrap:wrap}.square-input{width:48px;height:48px;text-align:center;font-size:1.3rem;font-weight:700;text-transform:uppercase;border-radius:8px;padding:0;border:2px solid}.locked-zone input{border-color:#198754;background:rgba(52,211,153,.1)}.shifted-zone input{border-color:#fbbf24;background:rgba(251,191,36,.1)}.excluded-input{width:80%;text-transform:uppercase;letter-spacing:2px}.shifted-inputs-row{display:flex;gap:8px;align-items:center;margin-bottom:12px}.remove-row-btn{background:rgba(239,68,68,.1);border:1px solid #ef4444;color:#ef4444;border-radius:8px;width:36px;height:36px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s}.remove-row-btn:hover{background:#ef4444;color:#fff}.add-row-container{margin-top:8px}.add-btn{background:rgba(251,191,36,.1);border:1px solid #fbbf24;color:#fbbf24;padding:8px 14px;border-radius:8px;font-weight:600;cursor:pointer;font-size:.85rem;transition:background .2s}.add-btn:hover{background:#fbbf24;color:#000}.btn-row{display:flex;gap:12px;margin-top:20px}.secondary-btn{background:var(--input-bg);border:1px solid var(--border);color:var(--text);cursor:pointer;font-weight:600;padding:14px 18px;border-radius:12px;transition:background .2s}.secondary-btn:hover{background:var(--border)}