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8px;border-radius:6px;display:inline-block;margin-bottom:8px}.related-card-name[data-astro-cid-y7r2n5nj]{font-size:17px;font-weight:700;color:#ebeeff;margin-bottom:6px}.related-card-desc[data-astro-cid-y7r2n5nj]{font-size:12px;color:#ebeeffa6;line-height:1.5}@media (max-width: 640px){.kalk-title[data-astro-cid-y7r2n5nj]{font-size:32px}.related-title[data-astro-cid-y7r2n5nj]{font-size:22px}}#oblicz-app *,#oblicz-app *:before,#oblicz-app *:after{box-sizing:border-box}#oblicz-app{font-family:Montserrat,sans-serif;background:#f0f2ff;color:#050a24;border-radius:16px;overflow:hidden;padding:0}#oblicz-app .container{max-width:100%;margin:0 auto;padding:24px 16px 40px}#oblicz-app .related{font-size:.88rem;color:#7a8ab0;margin-bottom:20px;line-height:1.9}#oblicz-app .related a{color:#3fcecf;text-decoration:none;font-weight:600}#oblicz-app .related a:hover{color:#050a24;text-decoration:underline}#oblicz-app .tabs{display:flex;flex-wrap:wrap;border-bottom:2px solid #3FCECF}#oblicz-app .tab-btn{background:#ebeeff;border:1px solid #c8cde8;border-bottom:none;padding:9px 15px;cursor:pointer;font-family:Montserrat,sans-serif;font-size:.84rem;font-weight:700;color:#050a24;border-radius:4px 4px 0 0;margin-right:3px;transition:background .15s,color .15s}#oblicz-app .tab-btn.active{background:#050a24;color:#ffde59;border-color:#050a24}#oblicz-app .tab-btn:hover:not(.active){background:#3fcecf;color:#fff}#oblicz-app .panel{background:#ebeeff;border:1px solid #c8cde8;border-top:none;border-radius:0 0 8px 8px;padding:24px;box-shadow:0 4px 16px #3fcecf1a;margin-bottom:22px}#oblicz-app .section-title{font-size:.78rem;font-weight:700;font-family:Josefin Sans,sans-serif;text-transform:uppercase;letter-spacing:.1em;color:#050a24;border-left:4px solid #FFDE59;padding-left:10px;margin-bottom:18px}#oblicz-app .coeff-wrap{overflow-x:auto;padding-bottom:6px}#oblicz-app .coeff-horizontal{display:flex;gap:0;align-items:flex-end;min-width:-moz-min-content;min-width:min-content;margin-bottom:20px}#oblicz-app .coeff-cell{display:flex;flex-direction:column;align-items:center;gap:6px;min-width:70px;padding:0 6px}#oblicz-app .coeff-letter{display:flex;flex-direction:column;align-items:center;line-height:1.15;gap:1px}#oblicz-app .letter-main{font-style:normal;font-family:Josefin Sans,sans-serif;color:#050a24;font-size:1.1rem;font-weight:700;letter-spacing:.04em}#oblicz-app .letter-power{font-size:.65rem;color:#888;white-space:nowrap}#oblicz-app .coeff-input{border:2px solid #c8cde8;border-radius:6px;padding:8px 6px;font-size:1rem;font-family:Montserrat,sans-serif;width:100%;text-align:center;color:#050a24;font-weight:600;background:#fff;transition:border-color .15s,box-shadow .15s;min-width:58px}#oblicz-app .coeff-input:focus{outline:none;border-color:#3fcecf;background:#fff;box-shadow:0 0 0 3px #3fcecf33}#oblicz-app .coeff-sep{font-size:1.4rem;color:#bbb;padding:0 2px 8px;align-self:flex-end;line-height:1;min-width:18px;text-align:center;flex-shrink:0}#oblicz-app .equation-display{background:#050a24;border:2px solid #FFDE59;border-radius:8px;padding:14px 20px;font-family:Josefin Sans,sans-serif;font-size:1.2rem;color:#ffde59;min-height:60px;display:flex;align-items:center;justify-content:center;flex-wrap:wrap;margin-bottom:18px;box-shadow:0 0 20px #ffde591f}#oblicz-app .eq-zero{color:#7a8ab0;font-style:italic;font-size:.9rem;font-family:Montserrat,sans-serif}#oblicz-app .mode-toggle{display:flex;align-items:center;gap:12px;margin-bottom:18px;background:#fff;border:1px solid #c8cde8;border-radius:8px;padding:10px 16px;flex-wrap:wrap;box-shadow:0 1px 4px #3fcecf14}#oblicz-app .mode-toggle label{font-size:.88rem;font-weight:700;color:#050a24}#oblicz-app .toggle-btns{display:flex;border:2px solid #050A24;border-radius:6px;overflow:hidden}#oblicz-app .toggle-btn{padding:7px 20px;font-size:.85rem;font-weight:600;cursor:pointer;border:none;font-family:Montserrat,sans-serif;background:#fff;color:#050a24;transition:background .15s,color .15s}#oblicz-app .toggle-btn.active{background:#050a24;color:#ffde59}#oblicz-app .toggle-btn:hover:not(.active){background:#ebeeff}#oblicz-app .toggle-sep-v{width:2px;background:#050a24}#oblicz-app .mode-hint{font-size:.8rem;color:#7a8ab0}#oblicz-app .btn-row{display:flex;gap:10px;flex-wrap:wrap}#oblicz-app .btn-solve{background:#ffde59;color:#050a24;border:none;padding:12px 32px;border-radius:8px;font-family:Montserrat,sans-serif;font-size:1rem;font-weight:800;letter-spacing:.04em;cursor:pointer;display:flex;align-items:center;gap:8px;transition:background .15s,transform .08s,box-shadow .15s;box-shadow:0 4px 12px #ffde5959}#oblicz-app .btn-solve:hover{background:#f5d040;box-shadow:0 6px 18px #ffde5980}#oblicz-app .btn-solve:active{transform:scale(.97)}#oblicz-app .btn-clear{background:#fff;color:#7a8ab0;border:2px solid #c8cde8;padding:12px 22px;border-radius:8px;font-family:Montserrat,sans-serif;font-size:1rem;font-weight:600;cursor:pointer;transition:border-color .15s}#oblicz-app .btn-clear:hover{border-color:#3fcecf;color:#050a24}#oblicz-app .results-panel{background:#ebeeff;border:1px solid #c8cde8;border-radius:8px;padding:24px;box-shadow:0 4px 16px #3fcecf14;margin-bottom:22px;display:none}#oblicz-app .results-panel.visible{display:block}#oblicz-app .result-header{font-family:Josefin Sans,sans-serif;font-size:1.05rem;color:#050a24;margin-bottom:12px;display:flex;align-items:center;gap:8px;font-weight:700;letter-spacing:.04em}#oblicz-app .result-header:before{content:"";display:inline-block;width:13px;height:13px;background:#2ecc71;border-radius:50%;flex-shrink:0}#oblicz-app .roots-list{list-style:none;display:flex;flex-direction:column;gap:7px;margin-bottom:12px;padding:0}#oblicz-app .root-item{background:#fff;border:2px solid #2ECC71;border-radius:8px;padding:10px 16px;font-family:Josefin Sans,sans-serif;font-size:1.05rem;color:#050a24;display:flex;align-items:center;gap:10px;font-weight:600}#oblicz-app .root-item .root-idx{font-family:Montserrat,sans-serif;font-size:.78rem;font-weight:800;color:#fff;background:#2ecc71;border-radius:4px;padding:3px 9px;min-width:28px;text-align:center}#oblicz-app .root-item.complex{background:#fff;border-color:#3fcecf}#oblicz-app .root-item.complex .root-idx{background:#3fcecf;color:#fff}#oblicz-app .no-real-roots{background:#fff0ef;border:2px solid #E74C3C;border-radius:8px;padding:12px 16px;color:#e74c3c;font-size:.95rem;font-weight:700}#oblicz-app .steps-box{background:#f0f2ff;border:1px solid #c8cde8;border-radius:5px;padding:13px 18px;font-size:.87rem;color:#444;line-height:1.7;margin-top:14px}#oblicz-app .error-msg{background:#fff0ef;border:2px solid #E74C3C;border-radius:8px;padding:12px 16px;color:#e74c3c;font-size:.92rem;margin-top:10px;display:none;font-weight:600}#oblicz-app .error-msg.visible{display:block}#oblicz-app .deg-pick{background:#ebeeff;border:2px solid #c8cde8;border-radius:6px;padding:8px 18px;font-size:1rem;font-weight:800;color:#050a24;cursor:pointer;font-family:Montserrat,sans-serif;transition:background .15s,color .15s,border-color .15s}#oblicz-app .deg-pick.active{background:#050a24;color:#ffde59;border-color:#050a24}#oblicz-app .deg-pick:hover:not(.active){background:#3fcecf;color:#fff;border-color:#3fcecf}#oblicz-app .spinner{display:none;width:15px;height:15px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:oblicz-spin .6s linear infinite}@keyframes oblicz-spin{to{transform:rotate(360deg)}}#oblicz-app .mfrac{display:inline-flex;align-items:center;gap:1px;vertical-align:middle}#oblicz-app .mfrac-neg{color:#fff;margin-right:2px;line-height:1;align-self:center}#oblicz-app .mfrac-inner{display:inline-flex;flex-direction:column;align-items:center;font-size:.75em;line-height:1.15;gap:0}#oblicz-app .mfrac-num{color:#ffde59;font-weight:700;line-height:1.2}#oblicz-app .mfrac-bar{width:100%;height:1.5px;background:#ffde59;display:block;min-width:12px;margin:1px 0}#oblicz-app .mfrac-den{color:#ffde59;font-weight:700;line-height:1.2}#oblicz-app .math-display{display:inline-flex;align-items:center;font-family:Josefin Sans,sans-serif;letter-spacing:.01em;font-size:1.22rem;color:#ffde59;flex-wrap:wrap;gap:0;line-height:1.6}#oblicz-app .math-display .mvar{font-style:italic;color:#3fcecf}#oblicz-app .math-display .mnum{font-style:normal;color:#ffde59}#oblicz-app .math-display .mop{font-style:normal;padding:0 6px;color:#fff}#oblicz-app .math-display .meq{font-style:normal;padding:0 8px;color:#ffde59;font-weight:700}#oblicz-app .math-display .mterm{display:inline-flex;align-items:center;position:relative;vertical-align:middle}#oblicz-app .math-display .msup{font-size:.58em;line-height:1;vertical-align:super;font-style:normal;margin-left:1px;font-family:Montserrat,sans-serif;font-weight:700;color:#3fcecf;position:relative;top:-.3em}#oblicz-app .solve-intro{font-size:.9rem;color:#050a24;margin-bottom:16px;font-weight:500}#oblicz-app .step-block{background:#fff;border:1px solid #c8cde8;border-radius:8px;padding:16px 18px;margin-bottom:14px;border-left:4px solid #3FCECF}#oblicz-app .step-block.results-final{background:#0d3b1e;border-color:#2ecc71;border-left-color:#2ecc71}#oblicz-app .step-block.results-final .step-title{color:#2ecc71}#oblicz-app .step-title{font-size:.78rem;font-weight:700;font-family:Josefin Sans,sans-serif;text-transform:uppercase;letter-spacing:.12em;color:#050a24;margin-bottom:10px}#oblicz-app .step-text{font-size:.88rem;color:#050a24;margin-bottom:6px;line-height:1.6}#oblicz-app .step-text em{color:#3fcecf;font-weight:700}#oblicz-app .cand{display:inline-flex;align-items:center;justify-content:center;background:#ffde59;color:#050a24;font-weight:800;border-radius:4px;padding:3px 10px;margin:2px;font-size:.88rem;min-height:28px;vertical-align:middle}#oblicz-app .cand-frac{padding:3px 8px}#oblicz-app .cf-neg{margin-right:2px;font-weight:900}#oblicz-app .cf-inner{display:inline-flex;flex-direction:column;align-items:center;line-height:1.1;gap:1px}#oblicz-app .cf-num{font-size:.8em;font-weight:900}#oblicz-app .cf-bar{width:100%;min-width:12px;height:1.5px;background:#050a24;display:block}#oblicz-app .cf-den{font-size:.8em;font-weight:900}#oblicz-app .check-table{width:100%;border-collapse:collapse;font-size:.86rem;margin-top:6px;border-radius:6px;overflow:hidden}#oblicz-app .check-table td{padding:7px 12px;border-bottom:1px solid #c8cde8}#oblicz-app .check-table tr:last-child td{border-bottom:none}#oblicz-app .check-yes td{background:#2ecc711f;color:#2ecc71;font-weight:700}#oblicz-app .check-no td{color:#050a24;opacity:.5}#oblicz-app .check-table td:first-child{font-family:Josefin Sans,sans-serif;font-style:italic;min-width:90px}#oblicz-app .check-table td:last-child{text-align:center;min-width:60px}#oblicz-app .horner-label{font-size:.86rem;color:#050a24;margin-bottom:8px;font-weight:600}#oblicz-app .horner-wrap{overflow-x:auto;margin-bottom:8px}#oblicz-app .horner-table{border-collapse:collapse;font-size:.9rem;font-family:Josefin Sans,sans-serif;border-radius:8px;overflow:hidden}#oblicz-app .horner-table td{border:1px solid #c8cde8;padding:8px 16px;text-align:center;min-width:50px}#oblicz-app .hn-coeff td{background:#050a24;font-weight:700;color:#ffde59;font-size:1rem}#oblicz-app .hn-mul td{background:#f5f6ff;color:#3fcecf;font-style:italic;font-weight:600}#oblicz-app .hn-result td{background:#ebeeff;font-weight:700;color:#050a24}#oblicz-app .hn-rem{background:#2ecc71!important;color:#fff!important;font-weight:800!important}#oblicz-app .hn-r{background:#ffde59!important;color:#050a24!important;font-weight:800}#oblicz-app .hn-r-empty{background:transparent!important;border:none!important}#oblicz-app .horner-note{font-size:.84rem;color:#050a24;margin-top:4px;font-weight:500}#oblicz-app .math-inline{font-family:Josefin Sans,sans-serif;font-style:italic;color:#050a24;font-weight:600}#oblicz-app .root-type{font-size:.7rem;font-weight:800;background:#ebeeff;color:#050a24;border-radius:4px;padding:3px 8px;margin-left:6px;font-family:Josefin Sans,sans-serif;text-transform:uppercase;letter-spacing:.08em;border:1px solid #c8cde8}#oblicz-app .quad-choice-block{background:#ebeeff;border-color:#3fcecf;border-left-color:#ffde59}