/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after{--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}::backdrop{--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before{box-sizing:border-box;border:0 solid;margin:0;padding:0}::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){-webkit-appearance:button;appearance:button}::file-selector-button{-webkit-appearance:button;appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.relative{position:relative}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.hidden{display:none}.table{display:table}.antialiased{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.select-all{-webkit-user-select:all;user-select:all}}:root{--page:#211f16;--page-deep:#18170f;--panel:#28261d;--panel-2:#1e2223;--editor:#171b1c;--line:#424946;--line-soft:#343932;--text:#e7e4dc;--muted:#aaa79d;--dim:#79776e;--blue:#48a3f4;--blue-deep:#1457a4;--green:#74c970;--gold:#d7bd75;--red:#ef8377}*{box-sizing:border-box}html{background:var(--page)}*{scrollbar-color:#9b9b96 #28261d;scrollbar-width:thin}::-webkit-scrollbar{width:12px;height:12px}::-webkit-scrollbar-track{background:#29271e}::-webkit-scrollbar-thumb{background:#9c9c96;border:3px solid #29271e;border-radius:8px}::-webkit-scrollbar-thumb:hover{background:#b6b6af}body{color:var(--text);background:radial-gradient(circle at 82% -20%, #353020 0, transparent 35%), var(--page);margin:0;font-family:Arial,Helvetica,sans-serif}button,textarea,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed}.bolt-app{min-height:100vh}.bolt-header{border-top:8px solid var(--blue-deep);background:linear-gradient(90deg,#1f1d15 0,#252218 72%,#1d1c15 100%);border-bottom:1px solid #302e23;align-items:center;gap:30px;min-height:86px;padding:16px 34px;display:flex}.brand{color:var(--text);letter-spacing:-.7px;white-space:nowrap;align-items:center;gap:13px;font-size:25px;font-weight:700;text-decoration:none;display:flex}.brand b{color:var(--blue)}.brand small{color:var(--muted);letter-spacing:0;margin-top:2px;font-size:12px;font-weight:400;display:block}.brand-icon{width:37px;height:37px;color:var(--blue);border:2px solid #d5d4ca;border-radius:50%;place-items:center;display:grid;box-shadow:inset 0 -8px #c3c1b5}.bolt-header nav{align-items:center;gap:4px;margin-left:auto;display:flex}.bolt-header nav button{color:#c5c1b5;background:0 0;border:0;border-radius:3px;padding:10px 11px;font-size:13px}.bolt-header nav button:hover,.bolt-header nav button.active{color:var(--blue);background:#343329}.bolt-header nav button.exam{color:#e4b6ae}.bolt-header nav button.exam.active{color:#ffd3cc;background:#4a312d}.header-status{min-width:105px;color:var(--muted);text-align:right;white-space:nowrap;border-left:1px solid #444036;padding-left:17px;font-size:12px}.exam-lock-backdrop{z-index:100;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:#0a0a08d1;place-items:center;padding:22px;display:grid;position:fixed;inset:0}.exam-lock{border:1px solid #515249;border-top:5px solid var(--blue-deep);background:#24231b;width:min(390px,100%);padding:27px;box-shadow:0 25px 80px #0000008c}.exam-lock-icon{margin-bottom:10px;font-size:25px;display:block}.exam-lock h2{color:#eeeae0;margin:0;font-size:21px}.exam-lock p{color:var(--muted);margin:8px 0 19px;font-size:13px}.exam-lock label{color:#c3c0b6;gap:7px;font-size:11px;display:grid}.exam-lock input{color:#f0ede4;background:#171b1c;border:1px solid #505650;outline:0;width:100%;padding:11px 12px}.exam-lock input:focus{border-color:var(--blue)}.exam-lock>small{color:var(--red);margin-top:8px;display:block}.exam-lock>div{justify-content:flex-end;gap:8px;margin-top:20px;display:flex}.exam-lock button{color:#d7d4ca;background:#303129;border:1px solid #4e534d;padding:9px 12px}.exam-lock button[type=submit]{color:#fff;background:var(--blue-deep);border-color:#2a73b6}.workspace{border:1px solid #322f24;grid-template-columns:minmax(0,1fr) 350px;align-items:start;gap:0;width:min(1500px,100% - 48px);margin:32px auto 40px;display:grid;box-shadow:0 18px 60px #00000042}.main-panel{background:#1d1c14c7;min-width:0}.course-title{border-bottom:1px solid #343126;justify-content:space-between;align-items:end;gap:25px;padding:27px 33px 22px;display:flex}.course-title span{color:var(--blue);letter-spacing:1.05px;font-size:10px;font-weight:700}.set-description{color:#96948a;margin-top:5px;font-size:11px;line-height:1.35;display:block}.overall-progress{text-align:right;min-width:115px;color:var(--muted);font-size:11px}.overall-progress b{color:var(--blue);margin-bottom:7px;display:block}.overall-progress i{background:#444238;border-radius:100px;height:5px;display:block;overflow:hidden}.overall-progress em{background:var(--blue);height:100%;display:block}.exercise{border-bottom:1px solid #343126;padding:26px 33px 20px}.exercise h2{color:#f0eee7;margin:0 0 12px;font-size:23px}.exercise p{color:#ddd9d0;max-width:900px;margin:0;font-size:15px;line-height:1.55}.exercise-footer{color:var(--dim);align-items:center;gap:10px;margin-top:15px;font-size:11px;display:flex}.exercise-footer button{color:var(--blue);background:0 0;border:0;padding:0;font-size:11px}.solve-as{color:#b9b9ad;align-items:center;gap:5px;font-size:11px;display:inline-flex}.solve-as select{color:#d8e9f8;background:#1b2324;border:1px solid #51584e;border-radius:2px;padding:4px 20px 4px 7px;font-size:11px}.source{color:#b9b7aa;letter-spacing:.2px;border:1px solid #5b5b4b;border-radius:2px;padding:4px 6px;font-weight:700}.source.actual{color:#f0b4aa;border-color:#92645c}.hint{border-left:3px solid var(--blue);color:#d3d4ca;background:#26271f;margin-top:14px;padding:11px 13px;font-size:13px}.live-data{padding:20px 26px 0}.data-head{color:#c3c0b6;justify-content:space-between;align-items:center;margin:0 0 9px;font-size:14px;display:flex}.data-head b{font-size:16px}.data-head button{color:var(--blue);background:0 0;border:0;font-size:11px}.schema{color:#babdb4;background:#20261f;border:1px solid #3c443d;margin-bottom:10px;padding:9px 11px;font:11px/1.45 SFMono-Regular,Consolas,monospace}.schema small{color:#cf978f;margin-left:8px}.data-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.data-grid.two{grid-template-columns:repeat(2,minmax(0,1fr));max-width:760px}.db-card{border:1px solid var(--line);background:#24241d;min-width:0}.db-title{min-height:35px;color:var(--muted);border-bottom:1px solid #414741;padding:9px 11px;font-size:12px}.db-title b{color:#d0cec3}.db-title small{color:#787b74;margin-left:7px;font-size:10px}.scroll-table{max-height:162px;overflow:auto}table{border-collapse:collapse;width:100%;font-size:12px}th,td{text-align:left;white-space:nowrap;border-bottom:1px solid #3c423d;padding:8px 9px}th{color:#cdcbc1;background:#282820;font-weight:700}td{color:#d6d4cc}tbody tr:nth-child(2n) td{background:#202526}tbody tr:last-child td{border-bottom:0}td.null{color:#8a8d85;font-style:italic}.task-work{padding:18px 26px 28px}.workbench{border:1px solid var(--line);background:#22221b;overflow:hidden}.pane-title{color:#c4c2b9;border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;min-height:38px;padding:0 12px;font-size:14px;font-weight:700;display:flex}.pane-title small{color:var(--blue);font-size:10px;font-weight:400}.pane-title small.solved{color:var(--green)}.empty-card{color:#888b83;justify-content:center;align-items:center;gap:9px;min-height:130px;font-size:13px;display:flex}.empty-card span{color:#5d655e;font-size:22px}.error-card{color:#e7b8b0;background:#2c2220;gap:6px;min-height:90px;padding:15px;font:12px/1.45 SFMono-Regular,Consolas,monospace;display:grid}.error-card b{color:var(--red);font-family:Arial,Helvetica,sans-serif}.result-pane .db-card{border:0}.editor-pane{border-top:1px solid var(--line);background:var(--editor);display:grid;position:relative}.editor-pane>span{min-height:31px;color:var(--blue);align-items:center;gap:9px;padding:0 12px;font:700 12px SFMono-Regular,Consolas,monospace;display:flex}.editor-pane small{color:#7b8c91;font:10px Arial,Helvetica,sans-serif}.editor-pane textarea{resize:vertical;color:#ecece8;caret-color:#fff;background:0 0;border:0;outline:0;width:100%;min-height:110px;padding:12px 14px 16px;font:15px/1.55 SFMono-Regular,Consolas,monospace}.editor-pane textarea::placeholder{color:#697277}.reset-answer{color:#c6c5bb;background:0 0;border:0;padding:3px 1px;font-size:11px;font-weight:700;position:absolute;bottom:9px;right:10px}.reset-answer:hover{color:var(--blue)}.ra-trace{border-top:1px solid var(--line);color:#acb9ad;background:#20271f;align-items:center;gap:10px;padding:9px 12px;font-size:11px;display:flex}.ra-trace b{color:var(--green)}.ra-trace ol{flex-wrap:wrap;flex:1;gap:5px 10px;margin:0;padding:0;list-style:none;display:flex}.ra-trace li{color:#acb9ad;gap:5px;display:inline-flex}.ra-trace code{color:#d9e3d9;font:10px SFMono-Regular,Consolas,monospace}.theory-intro{border-left:3px solid var(--blue);background:#28271d;margin:20px 26px 0;padding:15px 17px}.theory-intro b{color:var(--blue);font-size:13px}.theory-intro p{color:#d3d0c5;margin:5px 0 0;font-size:14px}.theory-work{border:1px solid var(--line);background:#25251d;padding:17px}.theory-work>p{color:#c7c4b8;margin:0 0 13px;font-size:13px}.tuple-list{gap:7px;display:grid}.tuple-list button{color:#d3d2ca;text-align:left;background:#1f2425;border:1px solid #464c46;align-items:center;gap:9px;width:100%;min-height:38px;padding:8px 11px;display:flex}.tuple-list button:hover{border-color:var(--blue)}.tuple-list button.selected{color:#eaffdf;border-color:var(--green);background:#243225}.tuple-list i{color:#162217;background:#4a514c;border-radius:2px;place-items:center;width:17px;height:17px;font-style:normal;font-weight:700;display:grid}.tuple-list button.selected i{background:var(--green)}.tuple-list code{font-size:12px}.tuple-list small{color:#9c786f;margin-left:auto;font-size:10px}.status-card{color:#bcbdb5;background:#20241f;border-left:3px solid #61665e;margin-top:13px;padding:11px 12px;font-size:12px}.status-card.solved{border-color:var(--green);color:#d7efd5;background:#223024}.formula{background:#20251f;border:1px solid #40483e;gap:8px;padding:13px;display:grid}.formula b{color:#d8d7ce;font-size:13px}.formula code{color:#a7cdb2;font:12px/1.55 SFMono-Regular,Consolas,monospace}.formula p{color:#c4c3b8;margin:0;font-size:13px;line-height:1.45}.theory-fields{grid-template-columns:1fr 1.3fr 1.35fr;gap:12px;margin-top:13px;display:grid}.theory-fields label,.er-fields label{color:#c8c6bc;gap:6px;font-size:12px;display:grid}.theory-fields input,.theory-fields textarea,.er-fields select{color:#efeee6;background:#181c1c;border:1px solid #485049;outline:0;width:100%;padding:9px;font:12px/1.45 SFMono-Regular,Consolas,monospace}.theory-fields textarea{resize:vertical;min-height:112px}.er-fields{grid-template-columns:repeat(2,minmax(0,1fr));gap:11px;margin:13px 0;display:grid}.er-fields label{background:#20241f;border:1px solid #454c46;padding:11px}.er-fields span{font-size:12px;line-height:1.35}.er-fields select{font-family:Arial,Helvetica,sans-serif}.code,.compare pre{color:#dfe4db;white-space:pre-wrap;background:#161b1c;border:1px solid #444b44;margin:0;padding:14px;font:13px/1.5 SFMono-Regular,Consolas,monospace}.options{gap:8px;margin-top:13px;display:grid}.options button{color:#d7d5cd;text-align:left;background:#202526;border:1px solid #454c46;align-items:flex-start;gap:10px;padding:11px;font-size:13px;line-height:1.4;display:flex}.options button:hover{border-color:var(--blue)}.options b{color:var(--blue)}.options button.correct{border-color:var(--green);background:#233126}.options button.wrong{border-color:var(--red);background:#332522}.compare{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.binary{gap:8px;margin:13px 0;display:flex}.binary button{color:#d6d3c8;background:#1f2425;border:1px solid #4c514a;padding:9px 12px;font-size:12px}.binary button.selected{border-color:var(--blue);color:#cfe8ff;background:#203246}.counter{color:#d6d0c3;background:#2b281f;border:1px solid #5a4f43;padding:12px;font-size:12px}.counter b,.counter code{display:block}.counter code{color:var(--gold);margin:6px 0;font-family:SFMono-Regular,Consolas,monospace}.counter p{margin:0;line-height:1.45}.task-panel{background:#28261c;border-left:1px solid #3c3b2f;flex-direction:column;min-height:100%;display:flex}.task-panel-head b{color:#d2d0c4;font-size:20px;display:block}.task-panel-head small{color:var(--dim);margin-top:5px;font-size:11px;display:block}.task-group h3{color:#89877d;text-transform:uppercase;letter-spacing:.7px;margin:13px 6px 6px;font-size:10px}.task-group button{color:#aaa89f;text-align:left;background:0 0;border:0;border-top:1px solid #454235;grid-template-columns:17px minmax(0,1fr) 23px;align-items:start;gap:7px;width:100%;padding:10px 7px;display:grid}.task-group button:hover{color:#e3e0d7;background:#303025}.task-group button.active{color:#f2f0e7;background:#36362b}.task-group button.next{color:#d7e9fb;box-shadow:inset 3px 0 var(--blue);background:#2d3334}.task-group button.solved{color:#d4e7d0}.task-group button>span{color:#85847b;font-size:12px}.task-group p{margin:0;font-size:13px;line-height:1.22}.task-group p small{color:#78786f;margin-top:3px;font-size:9px;display:block}.task-group i{color:#a5a399;border:1px solid #555448;border-radius:50%;place-items:center;width:20px;height:20px;font-size:10px;font-style:normal;display:grid}.task-group button.solved i{color:#173317;border-color:var(--green);background:var(--green);font-size:13px;font-weight:700}.task-panel-foot{color:#aaa79c;border-top:1px solid #3e3d31;margin:auto 20px 0;padding:16px 2px;font-size:12px;line-height:1.4}.chapter-action{color:#b9b9b1;background:#3d4445;border:0;border-top:1px solid #4c4e4a;width:100%;min-height:70px;font-size:18px}.chapter-action:disabled{color:#b3b1aa;background:#3a4243}.chapter-action.ready{color:#eef8e9;background:#35624c}.chapter-action.ready:hover{background:#407555}footer{color:#88867b;text-align:left;width:min(1500px,100% - 48px);margin:-19px auto 34px;padding:0 14px;font-size:11px}@media (max-width:1100px){.bolt-header{padding:14px 20px}.brand{font-size:19px}.workspace{grid-template-columns:minmax(0,1fr) 300px;width:min(100% - 28px,980px)}.theory-fields{grid-template-columns:1fr}}@media (max-width:780px){.bolt-header{gap:13px}.header-status{margin-left:auto}.workspace{margin-top:14px;display:block}.task-panel{border-top:1px solid #3c3b2f;border-left:0}.task-list{max-height:390px;overflow:auto}.data-grid,.data-grid.two,.compare,.er-fields{grid-template-columns:1fr}.course-title,.exercise{padding-left:18px;padding-right:18px}.live-data,.task-work{padding-left:14px;padding-right:14px}.course-title h1{font-size:22px}footer{width:calc(100% - 28px)}}.bolt-header{border-top-width:7px;min-height:78px;padding:13px max(22px,50vw - 590px)}.bolt-header nav{gap:2px}.bolt-header nav button{padding:9px 10px;font-size:12px}.brand{font-size:22px}.brand-icon{width:34px;height:34px}.workspace{width:min(1180px,100% - 42px);box-shadow:none;background:#211f16;border:0;margin:21px auto 0;display:block}.main-panel{background:#211f16}.course-title{background:#201e15;border-bottom:1px solid #2d2c22;align-items:center;min-height:67px;padding:15px 24px 13px}.course-title h1{letter-spacing:-.25px;margin:3px 0 0;font-size:21px}.course-title span{font-size:9px}.overall-progress{min-width:95px}.overall-progress b{margin-bottom:5px;font-size:11px}.exercise{background:#201e15;border-bottom:1px solid #2c2b20;padding:18px 24px 16px}.exercise h2{color:#e1dfd7;border-bottom:4px solid #464b4b;border-left:4px solid #464b4b;width:100%;margin:0 0 12px;padding:7px 13px 8px;font-size:20px;line-height:1}.task-context{justify-content:space-between;align-items:baseline;gap:14px;margin:0 0 7px;display:flex}.task-context b{color:#e5e2d8;font-size:15px}.task-context span{color:#97958b;white-space:nowrap;font-size:11px}.exercise p{max-width:960px;font-size:14px;line-height:1.48}.exercise-footer{margin-top:11px}.hint{margin-top:10px}.live-data{background:#211f16;padding:17px 20px 0}.data-head{min-height:22px;margin-bottom:7px}.data-head b{color:#bcb8ad;font-size:14px}.data-grid{gap:9px}.data-grid.two{max-width:none}.schema{margin-bottom:8px}.db-card{background:#24231b;border-color:#3f4543}.db-title{min-height:32px;padding:7px 8px;font-size:12px}.scroll-table{max-height:128px}th,td{padding:7px 8px;font-size:11px}th{background:#29281f}.playground-count{min-width:70px;color:var(--blue);text-align:right;font-size:24px;font-weight:700}.playground-count small{color:var(--muted);font-size:10px;font-weight:400;display:block}.playground-data .data-head{justify-content:space-between;align-items:baseline;gap:18px;display:flex}.playground-data .data-head small{color:#85837a;font-size:10px}.playground-grid{grid-template-columns:repeat(3,minmax(0,1fr));max-height:610px;padding-right:6px;overflow:auto}.playground-grid .scroll-table{max-height:150px}.playground-lab{padding:19px 20px 0}.playground-mode{color:#8e8c83;background:#25241c;border:1px solid #404644;border-bottom:0;justify-content:space-between;align-items:center;gap:16px;padding:10px 12px;font-size:10px;display:flex}.playground-mode .solve-as{margin:0}.playground-lab .workbench{min-height:500px}.exercise-split{background:#211f16;grid-template-columns:minmax(0,2fr) minmax(300px,1fr);align-items:stretch;gap:0;padding:19px 20px 0;display:grid}.task-work{flex-direction:column;min-width:0;padding:0;display:flex}.task-work .exercise-card{background:#201e15;border:1px solid #404644;border-bottom:0;flex:none;padding:15px 17px 13px}.task-work .exercise-card h2{margin-bottom:10px;font-size:17px}.task-work .exercise-card .task-context b{font-size:14px}.task-work .exercise-card p{font-size:13px;line-height:1.43}.task-work .workbench,.task-work .theory-work{flex:auto;height:auto}.workbench{background:#222219;border-color:#404644}.result-pane{min-height:258px}.pane-title{color:#bdb9ae;background:#211f17;min-height:35px;padding:0 9px;font-size:13px}.result-pane .scroll-table{max-height:270px}.empty-card{min-height:220px}.editor-pane{background:#171b1c}.editor-pane>span{min-height:28px;padding:0 10px}.editor-pane textarea{min-height:123px;padding:11px 12px 16px;font-size:14px}.ra-trace{padding:8px 10px}.theory-work{padding:15px}.theory-intro{margin:15px 20px 0;padding:12px 14px}.task-panel{background:#28261c;border:1px solid #404644;border-left:0;min-width:0;min-height:438px}.task-panel-head{border-bottom:0;padding:17px 17px 12px}.task-panel-head b{font-size:16px}.task-panel-head small{margin-top:4px;font-size:10px}.chapter-select{color:#a6a398;gap:4px;margin-top:13px;font-size:10px;display:grid}.chapter-select select{color:#d7e9fb;background:#1b2020;border:1px solid #494e46;border-radius:0;width:100%;padding:7px 8px;font-size:11px}.question-set-select{margin-top:7px}.shuffle-set{width:100%;color:var(--blue);text-align:left;background:0 0;border:0;margin-top:7px;padding:0;font-size:10px}.shuffle-set:hover{color:#a5d8ff;text-decoration:underline}.task-mode{border-top:1px solid #454235;border-bottom:1px solid #454235;margin:0 17px;padding:8px 0 9px}.task-mode .solve-as{justify-content:space-between;width:100%}.task-mode .solve-as select{min-width:116px}.task-list{padding:0 17px 14px}.task-list.bank{max-height:370px;padding-right:9px;overflow:auto}.task-group{margin:0}.task-group h3{border-bottom:1px solid #4a4739;margin:8px 0 6px;padding-bottom:5px;font-size:10px}.task-group button{grid-template-columns:16px minmax(0,1fr) 21px;gap:5px;padding:9px 4px}.task-group p{color:inherit;font-size:12px;line-height:1.36}.task-group p b{color:inherit;font-size:11px;line-height:1.28;display:block}.task-group p em{color:#85837a;margin-top:3px;font-size:10px;font-style:normal;line-height:1.35;display:block}.task-group button.active p em{color:#c4c1b8}.task-group p small{margin-top:4px}.task-group i{width:18px;height:18px;font-size:9px}.task-panel-foot{color:#aaa69a;margin:auto 17px 0;padding:13px 1px;font-size:11px}.task-panel-foot p{margin:0 0 8px;line-height:1.4}.solution-trigger{color:var(--blue);background:0 0;border:0;padding:0;font-size:11px}.solution-trigger:hover{color:#9bd0ff;text-decoration:underline}.solution-trigger:disabled{color:#65655e;cursor:not-allowed;text-decoration:none}.solution-reveal{color:#dce5de;white-space:pre-wrap;background:#171b1c;border:1px solid #495149;max-height:145px;margin:9px 0 0;padding:9px;font:10px/1.45 SFMono-Regular,Consolas,monospace;overflow:auto}.chapter-action{min-height:63px;font-size:16px}footer{color:#99968b;background:#1c1b13;border-top:1px solid #2d2c22;justify-content:space-between;gap:20px;width:min(1180px,100% - 42px);min-height:54px;margin:0 auto 32px;padding:14px 20px;font-size:11px;display:flex}footer span:first-child{color:var(--blue)}.progress-reset{color:#8f8c80;background:0 0;border:0;margin-left:auto;padding:0;font-size:10px}.progress-reset:hover{color:var(--blue);text-decoration:underline}@media (max-width:780px){.bolt-header{grid-template-columns:minmax(0,1fr) auto;gap:11px 10px;padding:13px 16px 10px;display:grid}.brand{min-width:0;font-size:19px}.brand-icon{flex:none}.header-status{min-width:84px;padding-left:11px;font-size:11px}.bolt-header nav{grid-column:1/-1;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px;width:100%;margin:0;display:grid;overflow:visible}.bolt-header nav button{white-space:nowrap;min-width:0;padding:9px 6px;font-size:11px}.workspace{width:calc(100% - 24px)}.course-title,.exercise{padding-left:14px;padding-right:14px}.live-data{padding-left:12px;padding-right:12px}.exercise-split{padding:13px 12px 0;display:block}.task-panel{border-left:1px solid #404644;margin-top:13px}footer{width:calc(100% - 24px);display:grid}.progress-reset{text-align:left;margin-left:0}.playground-grid{grid-template-columns:1fr}.playground-data .data-head,.playground-mode{flex-direction:column;align-items:flex-start}}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}