.SqlNullHandlingWorkspace_container__e1BkW{max-width:1260px;margin:0 auto;padding:32px 28px 80px;color:var(--text-primary,#f8fafc);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.7;box-sizing:border-box}.SqlNullHandlingWorkspace_breadcrumb__Zz5wx{display:flex;align-items:center;gap:8px;font-size:.85rem;color:var(--text-secondary,#94a3b8);margin-bottom:24px;flex-wrap:wrap}.SqlNullHandlingWorkspace_breadLink__oDck_{color:#38bdf8;text-decoration:none;display:inline-flex;align-items:center;gap:5px;transition:color .15s ease;font-weight:600}.SqlNullHandlingWorkspace_breadLink__oDck_:hover{color:#7dd3fc;text-decoration:underline}.SqlNullHandlingWorkspace_breadSep__2E1xI{color:rgba(255,255,255,.25)}.SqlNullHandlingWorkspace_breadCurrent__efw5r{color:var(--text-primary,#f8fafc);font-weight:600}.SqlNullHandlingWorkspace_header__2k74d,.SqlNullHandlingWorkspace_hero__pqQie{background:linear-gradient(135deg,rgba(2,132,199,.18),rgba(16,185,129,.1) 50%,rgba(99,102,241,.08));border:1.5px solid rgba(56,189,248,.32);border-radius:24px;padding:36px;margin-bottom:36px;position:relative;overflow:hidden;box-shadow:0 12px 36px rgba(0,0,0,.35);box-sizing:border-box}.SqlNullHandlingWorkspace_header__2k74d:before,.SqlNullHandlingWorkspace_hero__pqQie:before{content:"";position:absolute;top:-50px;right:-50px;width:260px;height:260px;background:radial-gradient(circle,rgba(56,189,248,.2) 0,transparent 70%);pointer-events:none}.SqlNullHandlingWorkspace_badge__lBpg4,.SqlNullHandlingWorkspace_heroBadges__mDobw{display:inline-flex;align-items:center;gap:6px;font-size:.78rem;font-weight:700;padding:5px 14px;border-radius:20px;text-transform:uppercase;letter-spacing:.04em;background:rgba(56,189,248,.15);color:#38bdf8;border:1px solid rgba(56,189,248,.3);margin-bottom:14px}.SqlNullHandlingWorkspace_title__RhkzV{font-size:2.35rem;font-weight:900;color:#ffffff;margin:0 0 12px;line-height:1.25;letter-spacing:-.02em}.SqlNullHandlingWorkspace_subtitle__WeY50{font-size:1.05rem;color:#cbd5e1;line-height:1.65;max-width:960px;margin:0 0 20px}.SqlNullHandlingWorkspace_metaBar__J2je9{display:flex;flex-wrap:wrap;gap:14px;margin-top:18px;padding:12px 18px;background:rgba(0,0,0,.35);border:1px solid rgba(255,255,255,.08);border-radius:14px}.SqlNullHandlingWorkspace_metaItem__7dObZ{display:flex;align-items:center;gap:6px;font-size:.88rem;color:#94a3b8}.SqlNullHandlingWorkspace_metaItem__7dObZ strong{color:#ffffff}.SqlNullHandlingWorkspace_tocCard__VQYqO,.SqlNullHandlingWorkspace_toc__oTfDx{background:#110F24;border:1px solid rgba(255,255,255,.08);border-radius:18px;padding:24px 28px;margin-top:24px;box-sizing:border-box}.SqlNullHandlingWorkspace_tocTitle__vUeKl{font-size:1.05rem;font-weight:800;color:#e2e8f0;margin:0 0 16px;display:flex;align-items:center;gap:8px}.SqlNullHandlingWorkspace_tocGrid__cdMQ5{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:10px 18px}.SqlNullHandlingWorkspace_tocItem__zzA2R{display:flex;align-items:center;gap:8px;color:#94a3b8;font-size:.88rem;text-decoration:none;padding:6px 10px;border-radius:8px;transition:all .15s ease}.SqlNullHandlingWorkspace_tocItem__zzA2R:hover{color:#38bdf8;background:rgba(56,189,248,.1);transform:translateX(3px)}.SqlNullHandlingWorkspace_articleBody__JqJk_{display:flex;flex-direction:column;gap:28px}.SqlNullHandlingWorkspace_section__rfNTs{background:#110F24;border:1px solid rgba(255,255,255,.08);border-radius:20px;padding:32px;box-shadow:0 4px 20px rgba(0,0,0,.25);box-sizing:border-box}.SqlNullHandlingWorkspace_sectionHeader__HD3Lx{display:flex;align-items:center;gap:14px;margin-bottom:20px;border-bottom:1px solid rgba(255,255,255,.06);padding-bottom:14px}.SqlNullHandlingWorkspace_sectionNumber__RxaiJ{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,rgba(2,132,199,.3),rgba(16,185,129,.2));border:1px solid #38bdf8;color:#38bdf8;font-weight:800;font-size:.95rem;flex-shrink:0}.SqlNullHandlingWorkspace_sectionTitle__xq9pH{font-size:1.45rem;font-weight:800;color:#ffffff;margin:0;line-height:1.3}.SqlNullHandlingWorkspace_subsectionTitle__IMnkt{font-size:1.15rem;font-weight:700;color:#38bdf8;margin:18px 0 10px}.SqlNullHandlingWorkspace_paragraph__T6wLu{font-size:1.02rem;color:#cbd5e1;line-height:1.75;margin:0 0 16px}.SqlNullHandlingWorkspace_codeBlock__QJNbQ{background:#070611;border:1px solid rgba(56,189,248,.25);border-radius:14px;padding:20px 22px;margin:18px 0;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.95rem;line-height:1.65;overflow-x:auto;white-space:pre-wrap;word-break:break-word;color:#e2e8f0;box-shadow:inset 0 2px 10px rgba(0,0,0,.5);box-sizing:border-box}.SqlNullHandlingWorkspace_inlineCode__M1_tf,.SqlNullHandlingWorkspace_paragraph__T6wLu code,.SqlNullHandlingWorkspace_section__rfNTs code{background:rgba(56,189,248,.12);color:#38bdf8;padding:2px 7px;border-radius:6px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.88em;word-break:break-word}.SqlNullHandlingWorkspace_distinct__FkIUB,.SqlNullHandlingWorkspace_keyword__nO_7_{color:#38bdf8;font-weight:700}.SqlNullHandlingWorkspace_column__cQ6wX,.SqlNullHandlingWorkspace_identifier__LKr2p{color:#cbd5e1}.SqlNullHandlingWorkspace_table__CCIax{color:#34d399;font-weight:600}.SqlNullHandlingWorkspace_value__YxI1Z{color:#fcd34d}.SqlNullHandlingWorkspace_operator__xtNBr{color:#f472b6}.SqlNullHandlingWorkspace_comment__6l6Yw{color:#64748b;font-style:italic}.SqlNullHandlingWorkspace_alias__QCcsI{color:#a78bfa}.SqlNullHandlingWorkspace_nullValue__r_5xy{color:#f87171;font-weight:700}.SqlNullHandlingWorkspace_alert__c_O3d,.SqlNullHandlingWorkspace_callout__BSxwF{border-radius:14px;padding:16px 20px;margin:18px 0;display:flex;gap:14px;align-items:flex-start;font-size:.95rem;line-height:1.6;box-sizing:border-box}.SqlNullHandlingWorkspace_alertSuccess__RHvxF,.SqlNullHandlingWorkspace_calloutTip__VxjlU{background:rgba(16,185,129,.1);border:1px solid rgba(16,185,129,.3);border-left:4px solid #10b981;color:#a7f3d0}.SqlNullHandlingWorkspace_alertInfo__BS2_F,.SqlNullHandlingWorkspace_calloutInfo__HxX_J{background:rgba(56,189,248,.08);border:1px solid rgba(56,189,248,.25);border-left:4px solid #38bdf8;color:#bae6fd}.SqlNullHandlingWorkspace_alertWarning__ftGjw,.SqlNullHandlingWorkspace_calloutWarning__cU7GE{background:rgba(245,158,11,.1);border:1px solid rgba(245,158,11,.3);border-left:4px solid #f59e0b;color:#fde68a}.SqlNullHandlingWorkspace_alertTitle__KN_Oj{font-weight:800;margin-bottom:4px;color:#ffffff}.SqlNullHandlingWorkspace_tableContainer__Vq8ap,.SqlNullHandlingWorkspace_tableWrapper__Rdzea{overflow-x:auto;margin:20px 0;border-radius:14px;border:1px solid rgba(255,255,255,.08);background:#090816;box-shadow:0 4px 16px rgba(0,0,0,.3)}.SqlNullHandlingWorkspace_labDarkTable__w2n3l,.SqlNullHandlingWorkspace_liveTable__KOd9k,.SqlNullHandlingWorkspace_staticTable__QAIa7,.SqlNullHandlingWorkspace_table__CCIax{width:100%;border-collapse:collapse;font-size:.92rem;text-align:left}.SqlNullHandlingWorkspace_labDarkTable__w2n3l th,.SqlNullHandlingWorkspace_liveTable__KOd9k th,.SqlNullHandlingWorkspace_staticTable__QAIa7 th,.SqlNullHandlingWorkspace_table__CCIax th{background:rgba(56,189,248,.12);color:#38bdf8;padding:12px 16px;font-weight:700;border-bottom:1px solid rgba(56,189,248,.25);white-space:nowrap}.SqlNullHandlingWorkspace_labDarkTable__w2n3l td,.SqlNullHandlingWorkspace_liveTable__KOd9k td,.SqlNullHandlingWorkspace_staticTable__QAIa7 td,.SqlNullHandlingWorkspace_table__CCIax td{padding:12px 16px;border-bottom:1px solid rgba(255,255,255,.05);color:#cbd5e1}.SqlNullHandlingWorkspace_labDarkTable__w2n3l tr:last-child td,.SqlNullHandlingWorkspace_liveTable__KOd9k tr:last-child td,.SqlNullHandlingWorkspace_staticTable__QAIa7 tr:last-child td,.SqlNullHandlingWorkspace_table__CCIax tr:last-child td{border-bottom:none}.SqlNullHandlingWorkspace_labDarkTable__w2n3l tr:hover,.SqlNullHandlingWorkspace_liveTable__KOd9k tr:hover,.SqlNullHandlingWorkspace_staticTable__QAIa7 tr:hover,.SqlNullHandlingWorkspace_table__CCIax tr:hover{background:rgba(255,255,255,.02)}.SqlNullHandlingWorkspace_tableGrid2__w5rR7{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:20px 0}@media (max-width:860px){.SqlNullHandlingWorkspace_tableGrid2__w5rR7{grid-template-columns:1fr}}.SqlNullHandlingWorkspace_tableCard__J6ky6{background:#0d0b17;border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:16px}.SqlNullHandlingWorkspace_tableCardHeader__A_g40{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid rgba(255,255,255,.06)}.SqlNullHandlingWorkspace_tableCardTitle__zfIfK{font-size:1rem;font-weight:800;color:#38bdf8}.SqlNullHandlingWorkspace_fkTag__AbSa6,.SqlNullHandlingWorkspace_pkTag__AQWzI,.SqlNullHandlingWorkspace_tableTag__Yd_6F{font-size:.72rem;font-weight:800;padding:2px 7px;border-radius:6px;text-transform:uppercase}.SqlNullHandlingWorkspace_pkTag__AQWzI{background:rgba(16,185,129,.2);color:#34d399;border:1px solid #10b981}.SqlNullHandlingWorkspace_fkTag__AbSa6{background:rgba(99,102,241,.2);color:#a5b4fc;border:1px solid #6366f1}.SqlNullHandlingWorkspace_pkCell__vFOd8{color:#34d399;font-weight:700}.SqlNullHandlingWorkspace_fkCell___SuH_{color:#a5b4fc;font-weight:700}.SqlNullHandlingWorkspace_diagramCard__wECGK{background:#0d0b17;border:1.5px solid rgba(56,189,248,.25);border-radius:16px;padding:24px 22px;margin:22px 0;box-shadow:0 6px 24px rgba(0,0,0,.35);box-sizing:border-box}.SqlNullHandlingWorkspace_diagramTitle__TAuMd{font-size:.85rem;font-weight:800;text-transform:uppercase;letter-spacing:.06em;color:#38bdf8;margin-bottom:16px;display:flex;align-items:center;gap:6px}.SqlNullHandlingWorkspace_diagramComparison___k_Wy,.SqlNullHandlingWorkspace_diagramFlow__sQwcK{display:flex;justify-content:center;align-items:center;gap:16px;flex-wrap:wrap;margin:10px 0}.SqlNullHandlingWorkspace_diagramBox___LuME,.SqlNullHandlingWorkspace_diagramNode__IGNz8{background:#110F24;border:1.5px solid rgba(56,189,248,.25);border-radius:12px;padding:14px 20px;min-width:160px;text-align:center;box-shadow:0 4px 16px rgba(0,0,0,.35);color:#f8fafc}.SqlNullHandlingWorkspace_diagramArrow__6M3WO{font-size:1.2rem;font-weight:800;color:#38bdf8;padding:0 6px}.SqlNullHandlingWorkspace_diagramContent__UUey_{color:#cbd5e1;font-size:.92rem}.SqlNullHandlingWorkspace_labRowActive__asZxf,.SqlNullHandlingWorkspace_matchedRow__JCiIt{background:rgba(16,185,129,.12)!important}.SqlNullHandlingWorkspace_labRowUnmatched__FX9U5,.SqlNullHandlingWorkspace_unmatchedRow__juiJk{background:rgba(239,68,68,.08)!important;opacity:.7}.SqlNullHandlingWorkspace_labPkHighlight__wjxMO{color:#34d399;font-weight:700}.SqlNullHandlingWorkspace_labFkHighlight__6Pa86{color:#a5b4fc;font-weight:700}.SqlNullHandlingWorkspace_keyMatchBadge__DcC7J,.SqlNullHandlingWorkspace_matchSuccessBadge__mHe9Y{background:rgba(16,185,129,.2);color:#34d399;padding:3px 8px;border-radius:6px;font-size:.75rem;font-weight:800;border:1px solid #10b981}.SqlNullHandlingWorkspace_matchFailBadge__HyGly{background:rgba(239,68,68,.2);color:#f87171;padding:3px 8px;border-radius:6px;font-size:.75rem;font-weight:800;border:1px solid #ef4444}.SqlNullHandlingWorkspace_labContainer__bk03O,.SqlNullHandlingWorkspace_playgroundContainer__MkAMv{background:#0d0b17;border:1.5px solid rgba(56,189,248,.3);border-radius:20px;padding:28px 26px;margin:32px 0;box-shadow:0 10px 30px rgba(0,0,0,.4);box-sizing:border-box}.SqlNullHandlingWorkspace_labHeader__Bv_WG,.SqlNullHandlingWorkspace_playgroundHeader__tV5Eq{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:12px;border-bottom:1px solid rgba(255,255,255,.08);padding-bottom:16px}.SqlNullHandlingWorkspace_labTitle__rebXH,.SqlNullHandlingWorkspace_playgroundTitle____wy1{font-size:1.25rem;font-weight:800;color:#ffffff;display:flex;align-items:center;gap:8px}.SqlNullHandlingWorkspace_labSubtitle__vPcmy{color:#94a3b8;font-size:.88rem}.SqlNullHandlingWorkspace_presetList__J8Dl5,.SqlNullHandlingWorkspace_quickTemplates__8cqym{display:flex;gap:8px;flex-wrap:wrap}.SqlNullHandlingWorkspace_presetBtn__kD1Fo,.SqlNullHandlingWorkspace_templatePill__TBRZg{background:rgba(56,189,248,.1);border:1px solid rgba(56,189,248,.25);color:#38bdf8;padding:6px 14px;border-radius:20px;font-size:.82rem;font-weight:700;cursor:pointer;transition:all .15s ease}.SqlNullHandlingWorkspace_presetBtn__kD1Fo:hover,.SqlNullHandlingWorkspace_templatePill__TBRZg:hover{background:rgba(56,189,248,.22);border-color:#38bdf8;color:#ffffff}.SqlNullHandlingWorkspace_presetBtnActive__3TEOZ{background:#0284c7;color:#ffffff;border-color:#38bdf8}.SqlNullHandlingWorkspace_labTablesGrid__Kqwo2,.SqlNullHandlingWorkspace_playgroundSplit__N7o0J{display:grid;grid-template-columns:1fr 1fr;gap:20px}@media (max-width:900px){.SqlNullHandlingWorkspace_labTablesGrid__Kqwo2,.SqlNullHandlingWorkspace_playgroundSplit__N7o0J{grid-template-columns:1fr}}.SqlNullHandlingWorkspace_labTableBox__K4BF8,.SqlNullHandlingWorkspace_playgroundPanel__hZr1U{background:#110F24;border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:20px;display:flex;flex-direction:column;gap:14px}.SqlNullHandlingWorkspace_labTableHeader__3F_M8,.SqlNullHandlingWorkspace_panelHeading__EYiZ3{display:flex;justify-content:space-between;align-items:center;font-size:.95rem;font-weight:700;color:#e2e8f0;border-bottom:1px solid rgba(255,255,255,.06);padding-bottom:10px}.SqlNullHandlingWorkspace_sqlEditorTextarea__z332u{width:100%;background:#090816;border:1px solid rgba(56,189,248,.25);border-radius:10px;padding:14px;color:#38bdf8;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:.95rem;line-height:1.6;resize:vertical;outline:none;box-sizing:border-box}.SqlNullHandlingWorkspace_sqlEditorTextarea__z332u:focus{border-color:#38bdf8;box-shadow:0 0 14px rgba(56,189,248,.3)}.SqlNullHandlingWorkspace_playgroundActions__x_EFH{display:flex;gap:10px}.SqlNullHandlingWorkspace_runBtn__NRcXf{background:linear-gradient(135deg,#0284c7,#0369a1);color:#ffffff;border:none;padding:10px 22px;border-radius:10px;font-size:.92rem;font-weight:700;cursor:pointer;transition:all .2s ease;box-shadow:0 4px 14px rgba(2,132,199,.4)}.SqlNullHandlingWorkspace_runBtn__NRcXf:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(2,132,199,.6)}.SqlNullHandlingWorkspace_resetBtn__zA5u6{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);color:#cbd5e1;padding:10px 20px;border-radius:10px;font-size:.92rem;font-weight:600;cursor:pointer;transition:all .15s ease}.SqlNullHandlingWorkspace_resetBtn__zA5u6:hover{background:rgba(255,255,255,.1);color:#ffffff}.SqlNullHandlingWorkspace_tokenInteractiveQuery__Ssi6A{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0;padding:16px;background:#090816;border:1px solid rgba(255,255,255,.08);border-radius:12px}.SqlNullHandlingWorkspace_tokenBtn__55riW{background:#110F24!important;border:1.5px solid rgba(56,189,248,.3)!important;border-radius:8px;padding:9px 16px;color:#cbd5e1!important;font-family:ui-monospace,monospace;font-size:.95rem;font-weight:700;cursor:pointer;transition:all .15s ease;box-shadow:0 2px 8px rgba(0,0,0,.3)}.SqlNullHandlingWorkspace_tokenBtn__55riW:hover{background:rgba(56,189,248,.18)!important;border-color:#38bdf8!important;color:#ffffff!important;transform:translateY(-1px)}.SqlNullHandlingWorkspace_tokenActive__vEKin{background:linear-gradient(135deg,#0284c7,#0369a1)!important;border-color:#38bdf8!important;color:#ffffff!important;box-shadow:0 0 14px rgba(56,189,248,.5)!important}.SqlNullHandlingWorkspace_tokenKeyword__LoZt1{color:#38bdf8!important}.SqlNullHandlingWorkspace_tokenIdentifier__zyWcm{color:#34d399!important}.SqlNullHandlingWorkspace_tokenOperator__P6V_Y{color:#f472b6!important}.SqlNullHandlingWorkspace_tokenValue__nlEqo{color:#fcd34d!important}.SqlNullHandlingWorkspace_tokenDetailCard__d5W67{background:#110F24!important;border:1.5px solid rgba(56,189,248,.3)!important;border-radius:14px;padding:24px;margin:20px 0;box-shadow:0 8px 24px rgba(0,0,0,.35)}.SqlNullHandlingWorkspace_tokenDetailHeader__0pCmO{display:flex;align-items:center;gap:14px;margin-bottom:18px;padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.08)}.SqlNullHandlingWorkspace_tokenRolePill__BbFO2{font-size:.78rem;font-weight:800;padding:5px 12px;border-radius:6px;text-transform:uppercase;letter-spacing:.04em}.SqlNullHandlingWorkspace_tokenDetailGrid__ZvPHW{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}.SqlNullHandlingWorkspace_tokenDetailItem__Ts_Pn{background:#090816;border:1px solid rgba(255,255,255,.06);border-radius:10px;padding:16px}.SqlNullHandlingWorkspace_tokenDetailLabel__cdTEH{font-size:.78rem;font-weight:800;text-transform:uppercase;color:#38bdf8;margin-bottom:6px;letter-spacing:.04em}.SqlNullHandlingWorkspace_tokenDetailValue__9gng4{font-size:.95rem;color:#e2e8f0;line-height:1.6}.SqlNullHandlingWorkspace_assemblerContainer__5154x{background:#110F24;border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:24px;margin-top:24px}.SqlNullHandlingWorkspace_assemblerSlots__CGkpP{min-height:56px;background:#090816;border:1.5px dashed rgba(56,189,248,.35);border-radius:10px;padding:12px 16px;display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:18px}.SqlNullHandlingWorkspace_slotEmptyText__Smmam{color:#64748b;font-size:.9rem;font-style:italic}.SqlNullHandlingWorkspace_assemblerPool__rz8xd{display:flex;flex-wrap:wrap;gap:10px}.SqlNullHandlingWorkspace_assemblerChip__vIJ89{background:#0d0b17!important;border:1px solid rgba(56,189,248,.3)!important;border-radius:8px;padding:8px 16px;color:#38bdf8!important;font-family:ui-monospace,monospace;font-size:.9rem;font-weight:700;cursor:pointer;transition:all .15s ease}.SqlNullHandlingWorkspace_assemblerChip__vIJ89:hover:not(:disabled){background:rgba(56,189,248,.2)!important;border-color:#38bdf8!important;color:#ffffff!important;transform:translateY(-1px)}.SqlNullHandlingWorkspace_challengeCard__BP_QY,.SqlNullHandlingWorkspace_predictCard__6PgfD{background:#110F24;border:1px solid rgba(56,189,248,.3);border-radius:18px;padding:24px;margin:28px 0;box-shadow:0 8px 24px rgba(0,0,0,.35);box-sizing:border-box}.SqlNullHandlingWorkspace_challengeHeader__wR7NU,.SqlNullHandlingWorkspace_predictHeader__CrkgJ{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;flex-wrap:wrap;gap:10px}.SqlNullHandlingWorkspace_challengeTitle__L9Bjz,.SqlNullHandlingWorkspace_predictTitle__v9VJo{font-size:1.15rem;font-weight:800;color:#38bdf8}.SqlNullHandlingWorkspace_challengeNav__BZ77x,.SqlNullHandlingWorkspace_predictNav__e_ymp{display:flex;gap:6px}.SqlNullHandlingWorkspace_challengeBtn__gPujK,.SqlNullHandlingWorkspace_navBtn__krtq_{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);color:#cbd5e1;padding:6px 12px;border-radius:8px;font-size:.85rem;font-weight:700;cursor:pointer;transition:all .15s ease}.SqlNullHandlingWorkspace_challengeBtn__gPujK:hover,.SqlNullHandlingWorkspace_navBtn__krtq_:hover{background:rgba(56,189,248,.15);color:#ffffff;border-color:#38bdf8}.SqlNullHandlingWorkspace_challengeBtnSelected__bIQ1S,.SqlNullHandlingWorkspace_navBtnActive__QYn2M{background:#0284c7!important;color:#ffffff!important;border-color:#38bdf8!important}.SqlNullHandlingWorkspace_challengePrompt__o03I7,.SqlNullHandlingWorkspace_predictQuestion__bGuRS{font-size:1.02rem;font-weight:600;color:#ffffff;margin:14px 0;line-height:1.55}.SqlNullHandlingWorkspace_challengeOptions__c5otM,.SqlNullHandlingWorkspace_predictOptions__dGrlL{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px;margin-bottom:16px}.SqlNullHandlingWorkspace_predictOptionBtn__XYRNy{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);border-radius:10px;padding:12px 16px;color:#cbd5e1;font-weight:600;font-size:.92rem;cursor:pointer;transition:all .15s ease;text-align:center}.SqlNullHandlingWorkspace_predictOptionBtn__XYRNy:hover:not(:disabled){background:rgba(56,189,248,.12);border-color:#38bdf8;color:#ffffff}.SqlNullHandlingWorkspace_challengeCorrect__3dlpH,.SqlNullHandlingWorkspace_predictCorrect__9ZJjy{background:rgba(16,185,129,.2)!important;border-color:#10b981!important;color:#ffffff!important}.SqlNullHandlingWorkspace_challengeIncorrect__x_5uW,.SqlNullHandlingWorkspace_predictIncorrect__9Lda_{background:rgba(239,68,68,.2)!important;border-color:#ef4444!important;color:#ffffff!important}.SqlNullHandlingWorkspace_challengeFeedback__XiZDp,.SqlNullHandlingWorkspace_predictExplanation__FtY1X{margin-top:14px;padding:14px 18px;background:rgba(56,189,248,.08);border-left:4px solid #38bdf8;border-radius:8px;color:#cbd5e1;font-size:.92rem;line-height:1.6}.SqlNullHandlingWorkspace_challengeBrokenQuery__5Yiyl{background:#090816;color:#fca5a5;padding:14px 18px;border-radius:10px;font-family:ui-monospace,monospace;margin:14px 0;border-left:4px solid #ef4444;overflow-x:auto}.SqlNullHandlingWorkspace_challengeFixInput__R4nmI{width:100%;padding:12px 16px;border-radius:10px;border:1px solid rgba(255,255,255,.15);background:rgba(0,0,0,.5);color:#38bdf8;font-family:ui-monospace,monospace;font-size:.95rem;margin-bottom:12px;outline:none;box-sizing:border-box}.SqlNullHandlingWorkspace_challengeFixInput__R4nmI:focus{border-color:#38bdf8;box-shadow:0 0 12px rgba(56,189,248,.25)}.SqlNullHandlingWorkspace_challengeSubmitBtn__yVwea{background:linear-gradient(135deg,#0284c7,#0369a1);color:#ffffff;border:none;padding:10px 24px;border-radius:10px;font-size:.92rem;font-weight:700;cursor:pointer;transition:all .2s ease;box-shadow:0 4px 14px rgba(2,132,199,.4)}.SqlNullHandlingWorkspace_challengeSubmitBtn__yVwea:hover{transform:translateY(-2px);box-shadow:0 6px 18px rgba(2,132,199,.6)}.SqlNullHandlingWorkspace_challengeSuccess__KgKFL{margin-top:14px;padding:14px 18px;background:rgba(16,185,129,.12);border:1px solid rgba(16,185,129,.3);border-radius:10px;color:#86efac;font-weight:600;font-size:.92rem}.SqlNullHandlingWorkspace_challengeError___NhZv{margin-top:14px;padding:14px 18px;background:rgba(239,68,68,.12);border:1px solid rgba(239,68,68,.3);border-radius:10px;color:#fca5a5;font-weight:600;font-size:.92rem}.SqlNullHandlingWorkspace_scalarResultCard__0c5ER{background:linear-gradient(135deg,rgba(2,132,199,.15),rgba(16,185,129,.1));border:1.5px solid rgba(56,189,248,.35);border-radius:16px;padding:24px;text-align:center;margin:16px 0}.SqlNullHandlingWorkspace_scalarNumber__67Oi_{font-size:2.75rem;font-weight:900;color:#38bdf8;line-height:1.1}.SqlNullHandlingWorkspace_scalarLabel__FzLuT{font-size:.88rem;font-weight:700;text-transform:uppercase;color:#94a3b8;margin-top:6px}.SqlNullHandlingWorkspace_calculationTicker__xhZcZ{font-family:ui-monospace,monospace;color:#34d399;font-size:.9rem;margin-top:10px}.SqlNullHandlingWorkspace_rowMaxHighlight__q4CTK,.SqlNullHandlingWorkspace_rowMinHighlight__hUafY,.SqlNullHandlingWorkspace_rowPassed__vofNU,.SqlNullHandlingWorkspace_rowUnique__0L9Ax{background:rgba(16,185,129,.08)!important}.SqlNullHandlingWorkspace_rowDuplicate__r8C1W,.SqlNullHandlingWorkspace_rowFailed__xGWFy{background:rgba(239,68,68,.08)!important;opacity:.7}.SqlNullHandlingWorkspace_rowUnknown___H87K{background:rgba(245,158,11,.08)!important}.SqlNullHandlingWorkspace_badgeExtremeMax__Q1LYq,.SqlNullHandlingWorkspace_badgeExtremeMin__QIHCL,.SqlNullHandlingWorkspace_badgePassed__TJlYn,.SqlNullHandlingWorkspace_badgeUnique___KP8E{display:inline-block;padding:3px 9px;border-radius:12px;font-size:.75rem;font-weight:700;background:rgba(16,185,129,.15);color:#34d399;border:1px solid rgba(16,185,129,.3)}.SqlNullHandlingWorkspace_badgeDuplicate__RyA8e,.SqlNullHandlingWorkspace_badgeFailed__6a7WZ{display:inline-block;padding:3px 9px;border-radius:12px;font-size:.75rem;font-weight:700;background:rgba(239,68,68,.15);color:#f87171;border:1px solid rgba(239,68,68,.3)}.SqlNullHandlingWorkspace_badgeIgnored__4ZZhR,.SqlNullHandlingWorkspace_badgeUnknown__MDsBC{display:inline-block;padding:3px 9px;border-radius:12px;font-size:.75rem;font-weight:700;background:rgba(245,158,11,.15);color:#fcd34d;border:1px solid rgba(245,158,11,.3)}.SqlNullHandlingWorkspace_pickerGrid__zcqYa,.SqlNullHandlingWorkspace_sortControlGrid__WZQYz{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin:16px 0}.SqlNullHandlingWorkspace_controlBox__71u8h,.SqlNullHandlingWorkspace_pickerCard__W2KJD{background:rgba(0,0,0,.3);border:1px solid rgba(255,255,255,.08);border-radius:10px;padding:14px}.SqlNullHandlingWorkspace_selectDropdown__5JlWE,.SqlNullHandlingWorkspace_selectInput__IDZG8{width:100%;background:#090816;border:1px solid rgba(56,189,248,.25);color:#ffffff;padding:8px 12px;border-radius:8px;outline:none}.SqlNullHandlingWorkspace_rangeValueLabel__SoB_Z{font-weight:700;color:#38bdf8;margin-left:8px}.SqlNullHandlingWorkspace_sliderInput__ou3ZR{width:100%;accent-color:#38bdf8}.SqlNullHandlingWorkspace_resultCountBadge__X_fza{background:rgba(16,185,129,.15);color:#34d399;padding:3px 10px;border-radius:12px;font-size:.78rem;font-weight:700;border:1px solid rgba(16,185,129,.25)}.SqlNullHandlingWorkspace_sortDemoCard__GEU9s,.SqlNullHandlingWorkspace_toggleToolCard__M_WVJ{background:rgba(0,0,0,.35);border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:16px;margin:14px 0}.SqlNullHandlingWorkspace_pickerBtns__9hgZq,.SqlNullHandlingWorkspace_toggleButtonsGroup__g4Plt{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}.SqlNullHandlingWorkspace_pickerBtn__PGL6K,.SqlNullHandlingWorkspace_sortToggleBtn__qK30U,.SqlNullHandlingWorkspace_toggleBtn__m03rl{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);color:#cbd5e1;padding:8px 14px;border-radius:8px;font-size:.85rem;font-weight:700;cursor:pointer;transition:all .15s ease}.SqlNullHandlingWorkspace_pickerBtn__PGL6K:hover,.SqlNullHandlingWorkspace_sortToggleBtn__qK30U:hover,.SqlNullHandlingWorkspace_toggleBtn__m03rl:hover{background:rgba(56,189,248,.15);border-color:#38bdf8;color:#ffffff}.SqlNullHandlingWorkspace_sortToggleBtnActive__97czP,.SqlNullHandlingWorkspace_toggleBtnActive__ONXKW{background:#10b981!important;border-color:#34d399!important;color:#ffffff!important}.SqlNullHandlingWorkspace_evalResultGrid__DrjOk{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin-top:12px}.SqlNullHandlingWorkspace_evalResultItem__mCogP{background:#090816;border:1px solid rgba(255,255,255,.06);border-radius:8px;padding:10px 14px;font-size:.88rem}.SqlNullHandlingWorkspace_highlightedCol__RwC_F{background:rgba(56,189,248,.15)!important}.SqlNullHandlingWorkspace_highlightedCell__P6e3H{background:rgba(56,189,248,.25)!important;color:#ffffff!important;font-weight:700}.SqlNullHandlingWorkspace_queryBreakdown__tAP9o,.SqlNullHandlingWorkspace_resultSection__at7KF{background:#110F24;border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:18px;margin-top:14px}.SqlNullHandlingWorkspace_breakdownHeader__X9pd4,.SqlNullHandlingWorkspace_resultHeader__OIVMa{display:flex;justify-content:space-between;align-items:center;font-size:.92rem;font-weight:700;color:#38bdf8;margin-bottom:12px}.SqlNullHandlingWorkspace_breakdownGrid__wIGgq{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px}.SqlNullHandlingWorkspace_breakdownItem__HJY18{background:#090816;border:1px solid rgba(255,255,255,.05);border-radius:8px;padding:10px 12px}.SqlNullHandlingWorkspace_breakdownLabel__IYu9P{font-size:.72rem;font-weight:800;text-transform:uppercase;color:#94a3b8}.SqlNullHandlingWorkspace_breakdownValue__gZaRb{font-size:.88rem;color:#34d399;font-family:ui-monospace,monospace;margin-top:4px}.SqlNullHandlingWorkspace_errorBanner__tCm7y{background:rgba(239,68,68,.12);border:1px solid rgba(239,68,68,.3);color:#fca5a5;padding:12px 16px;border-radius:10px;font-size:.9rem;margin-top:12px}.SqlNullHandlingWorkspace_onBuilderBox__j38UP,.SqlNullHandlingWorkspace_sqlEditorBox__lRJx3{background:#090816;border:1px solid rgba(56,189,248,.25);border-radius:12px;padding:18px;margin:14px 0}.SqlNullHandlingWorkspace_onBuilderTitle__3vmrT,.SqlNullHandlingWorkspace_sqlEditorTitle__RMnBs{font-size:.95rem;font-weight:800;color:#38bdf8;margin-bottom:12px}.SqlNullHandlingWorkspace_onSelectRow__X2Av_{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.SqlNullHandlingWorkspace_sqlCodeText__48bOS{font-family:ui-monospace,monospace;color:#38bdf8;font-size:.95rem}.SqlNullHandlingWorkspace_resultTitle__zuGs5{font-size:1.05rem;font-weight:800;color:#ffffff}.SqlNullHandlingWorkspace_resultCount__tgAVH{color:#34d399;font-weight:700;font-size:.88rem}.SqlNullHandlingWorkspace_checklist__9pzMj{list-style:none;padding:0;margin:16px 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:12px}.SqlNullHandlingWorkspace_checklistItem__zqOcS{display:flex;align-items:flex-start;gap:10px;background:rgba(255,255,255,.02);border:1px solid rgba(255,255,255,.06);border-radius:10px;padding:12px 14px;font-size:.92rem;color:#cbd5e1}.SqlNullHandlingWorkspace_checkIcon__7U5OC{color:#34d399;font-weight:900;flex-shrink:0}@media (max-width:768px){.SqlNullHandlingWorkspace_container__e1BkW{padding:20px 16px 60px}.SqlNullHandlingWorkspace_header__2k74d,.SqlNullHandlingWorkspace_hero__pqQie{padding:24px 20px;border-radius:18px}.SqlNullHandlingWorkspace_title__RhkzV{font-size:1.8rem}.SqlNullHandlingWorkspace_subtitle__WeY50{font-size:.95rem}.SqlNullHandlingWorkspace_section__rfNTs{padding:22px 18px;border-radius:16px}.SqlNullHandlingWorkspace_tocGrid__cdMQ5{grid-template-columns:1fr}}.SqlNullHandlingWorkspace_resultSetPanel__KjjPh{margin-top:14px}.SqlNullHandlingWorkspace_pickerGoal__EguYt{font-size:.88rem;font-weight:700;color:#38bdf8;margin-bottom:8px}.SqlNullHandlingWorkspace_questionCard__12en3{background:#110F24;border:1px solid rgba(255,255,255,.08);border-radius:14px;padding:20px;margin-bottom:16px}.SqlNullHandlingWorkspace_questionTitle__ab68g{font-size:1.05rem;font-weight:700;color:#ffffff;margin-bottom:12px}.SqlNullHandlingWorkspace_parenthesesCompareBox__OqV0l{background:#090816;border:1.5px solid rgba(56,189,248,.25);border-radius:14px;padding:20px;margin:16px 0}.SqlNullHandlingWorkspace_compareToggleBtn__YB5Pz{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);color:#cbd5e1;padding:8px 16px;border-radius:8px;font-size:.88rem;font-weight:700;cursor:pointer;transition:all .15s ease}.SqlNullHandlingWorkspace_compareToggleBtn__YB5Pz:hover{background:rgba(56,189,248,.15);border-color:#38bdf8;color:#ffffff}.SqlNullHandlingWorkspace_compareToggleBtnActive__oalK7{background:#0284c7!important;border-color:#38bdf8!important;color:#ffffff!important}.SqlNullHandlingWorkspace_controlsBar__VwJAq{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;flex-wrap:wrap;gap:12px}.SqlNullHandlingWorkspace_aggBtnGroup__vzrQm,.SqlNullHandlingWorkspace_colPillGroup__RnFMB{display:flex;gap:8px;flex-wrap:wrap}.SqlNullHandlingWorkspace_aggToggleBtn__KEpxL,.SqlNullHandlingWorkspace_colPill__4_HtK{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);color:#cbd5e1;padding:6px 14px;border-radius:20px;font-size:.82rem;font-weight:700;cursor:pointer;transition:all .15s ease}.SqlNullHandlingWorkspace_aggToggleBtn__KEpxL:hover,.SqlNullHandlingWorkspace_colPill__4_HtK:hover{background:rgba(56,189,248,.15);border-color:#38bdf8;color:#ffffff}.SqlNullHandlingWorkspace_aggToggleActive___BmKj,.SqlNullHandlingWorkspace_colPillActive__UzvxL{background:#0284c7!important;border-color:#38bdf8!important;color:#ffffff!important}.SqlNullHandlingWorkspace_groupBucket__pqNmX{background:#090816;border:1px solid rgba(56,189,248,.2);border-radius:12px;padding:16px;margin-bottom:12px}.SqlNullHandlingWorkspace_groupBucketHeader__K_imx{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.SqlNullHandlingWorkspace_groupBucketTitle__mpmqk{font-size:.95rem;font-weight:800;color:#38bdf8}.SqlNullHandlingWorkspace_aggregateBadge__65G66{background:rgba(16,185,129,.2);color:#34d399;padding:4px 10px;border-radius:12px;font-size:.78rem;font-weight:800;border:1px solid #10b981}.SqlNullHandlingWorkspace_groupRowsTree__IHkZ3{padding-left:14px;border-left:2px solid rgba(56,189,248,.2);margin-top:8px}.SqlNullHandlingWorkspace_treeRowItem__rf4_I{font-size:.85rem;color:#cbd5e1;padding:4px 0}.SqlNullHandlingWorkspace_treeBranch__t9fBU{color:#64748b;margin-right:6px}.SqlNullHandlingWorkspace_controlsGrid__RYbWQ{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-bottom:16px}.SqlNullHandlingWorkspace_controlGroup__dkCnZ{display:flex;flex-direction:column;gap:6px}.SqlNullHandlingWorkspace_controlLabel__nTJzL{font-size:.78rem;font-weight:800;text-transform:uppercase;color:#94a3b8}.SqlNullHandlingWorkspace_pipelineIndicator__IajDn{display:flex;align-items:center;gap:8px;margin:16px 0;flex-wrap:wrap}.SqlNullHandlingWorkspace_pipelineStep__jiGJZ{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);padding:6px 12px;border-radius:8px;font-size:.82rem;color:#cbd5e1}.SqlNullHandlingWorkspace_pipelineActive__k4Lsf{background:rgba(56,189,248,.2);border-color:#38bdf8;color:#38bdf8;font-weight:700}.SqlNullHandlingWorkspace_pipelineArrow___hLdS{color:#64748b;font-weight:800}.SqlNullHandlingWorkspace_groupCardsList__GfC3s{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}.SqlNullHandlingWorkspace_groupCard__oia1l{background:#090816;border-radius:12px;padding:16px;border:1.5px solid rgba(255,255,255,.08)}.SqlNullHandlingWorkspace_groupCardKept__Wb_t4{border-color:#10b981!important;background:rgba(16,185,129,.06)!important}.SqlNullHandlingWorkspace_groupCardFiltered__V6HwD{border-color:#ef4444!important;background:rgba(239,68,68,.06)!important;opacity:.6}.SqlNullHandlingWorkspace_groupCardHeader__ek_D1{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.SqlNullHandlingWorkspace_groupCardTitle__edWDY{font-size:.95rem;font-weight:800;color:#ffffff}.SqlNullHandlingWorkspace_badgeKeep__TeG6h{background:rgba(16,185,129,.2);color:#34d399;padding:3px 8px;border-radius:6px;font-size:.72rem;font-weight:800}.SqlNullHandlingWorkspace_badgeRemove__YseAH{background:rgba(239,68,68,.2);color:#f87171;padding:3px 8px;border-radius:6px;font-size:.72rem;font-weight:800}.SqlNullHandlingWorkspace_groupAggSummary__jKGxo{font-size:.88rem;color:#38bdf8;font-weight:700;margin-bottom:6px}.SqlNullHandlingWorkspace_groupRowsDetails__d3viR{font-size:.8rem;color:#94a3b8;line-height:1.4}.SqlNullHandlingWorkspace_tabGroup__T7IiQ{display:flex;gap:8px;margin-bottom:18px;border-bottom:1px solid rgba(255,255,255,.08);padding-bottom:12px;flex-wrap:wrap}.SqlNullHandlingWorkspace_tabBtn__KruSQ{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);color:#cbd5e1;padding:8px 18px;border-radius:10px;font-size:.88rem;font-weight:700;cursor:pointer;transition:all .15s ease}.SqlNullHandlingWorkspace_tabBtn__KruSQ:hover{background:rgba(56,189,248,.12);border-color:#38bdf8;color:#ffffff}.SqlNullHandlingWorkspace_tabBtnActive__pVVGY{background:#0284c7!important;border-color:#38bdf8!important;color:#ffffff!important}.SqlNullHandlingWorkspace_filterControlCard___IUUu{background:#090816;border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:16px;margin-bottom:16px}.SqlNullHandlingWorkspace_pillSelectGroup__2Xruz{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px}.SqlNullHandlingWorkspace_pillSelectBtn__rdcks{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);color:#cbd5e1;padding:6px 14px;border-radius:20px;font-size:.82rem;font-weight:700;cursor:pointer;transition:all .15s ease}.SqlNullHandlingWorkspace_pillSelectBtn__rdcks:hover{background:rgba(56,189,248,.15);border-color:#38bdf8;color:#ffffff}.SqlNullHandlingWorkspace_pillSelectBtnActive__0lZlO{background:#0284c7!important;border-color:#38bdf8!important;color:#ffffff!important}.SqlNullHandlingWorkspace_sliderGroup__AV1xQ{display:flex;align-items:center;gap:14px;margin-top:8px}.SqlNullHandlingWorkspace_numberInput__MWmkX{background:#090816;border:1px solid rgba(56,189,248,.25);color:#38bdf8;padding:6px 12px;border-radius:8px;width:90px;font-weight:700;outline:none}.SqlNullHandlingWorkspace_patternVisualizerCard__6Cqz3{background:#090816;border:1px solid rgba(56,189,248,.25);border-radius:12px;padding:18px;margin:14px 0}.SqlNullHandlingWorkspace_patternInputGrid__mcjk_{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin:10px 0}.SqlNullHandlingWorkspace_matchResultCard__nqvsx{margin-top:10px;padding:12px 16px;border-radius:8px;font-size:.88rem;font-weight:600}.SqlNullHandlingWorkspace_matchSuccess__oqvOZ{background:rgba(16,185,129,.15);border:1px solid #10b981;color:#86efac}.SqlNullHandlingWorkspace_matchFailure__d7TH8{background:rgba(239,68,68,.15);border:1px solid #ef4444;color:#fca5a5}.SqlNullHandlingWorkspace_badgePassed__TJlYn{background:rgba(16,185,129,.15);border:1px solid rgba(16,185,129,.35);color:#86efac;border-radius:12px}.SqlNullHandlingWorkspace_badgeFailed__6a7WZ,.SqlNullHandlingWorkspace_badgePassed__TJlYn{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;font-size:.78rem;font-weight:700}.SqlNullHandlingWorkspace_badgeFailed__6a7WZ{background:rgba(239,68,68,.15);border:1px solid rgba(239,68,68,.35);color:#fca5a5;border-radius:12px}.SqlNullHandlingWorkspace_badgeWarning__WKWDQ{display:inline-flex;align-items:center;gap:4px;background:rgba(245,158,11,.15);border:1px solid rgba(245,158,11,.35);color:#fcd34d;padding:3px 10px;border-radius:12px;font-size:.78rem;font-weight:700}