:root{--font-family: "Nunito", system-ui, -apple-system, sans-serif;--blue-50: #eaf7fe;--blue-100: #c9ebfc;--blue-200: #9adcfa;--blue-300: #6fcef8;--blue-400: #45bdf7;--blue-500: #1cb0f6;--blue-600: #1899d6;--blue-700: #0d7ab5;--blue-800: #0a6694;--green-50: #eef9e0;--green-100: #d9f1bc;--green-400: #7bd62e;--green-500: #58cc02;--green-600: #46a302;--green-800: #2e6b01;--orange-100: #ffe8c2;--orange-400: #ffab33;--orange-500: #ff9600;--orange-700: #8f4b00;--amber-100: var(--orange-100);--amber-400: var(--orange-400);--amber-500: var(--orange-500);--purple-100: #ede6fd;--purple-400: #a78bfa;--purple-500: #8b5cf6;--purple-700: #6230c3;--pink-100: #fde7f1;--pink-400: #f472b6;--pink-500: #ec4899;--pink-700: #be1d74;--slate-50: #f8fafc;--slate-100: #f1f5f9;--slate-200: #e2e8f0;--slate-400: #94a3b8;--slate-500: #64748b;--slate-700: #334155;--slate-900: #0f172a;--success: var(--green-600);--success-light: var(--green-50);--error: #dc2626;--error-light: #fef2f2;--warning: var(--orange-700);--warning-light: #fff4e0;--info: var(--blue-600);--info-light: var(--blue-50);--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -2px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -4px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 8px 10px -6px rgba(0, 0, 0, .1);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-xl: 20px;--radius-full: 9999px;--bp-sm: 640px;--bp-md: 768px;--bp-lg: 1024px;--bp-xl: 1280px}html{scrollbar-gutter:stable}body.light-mode{--bg-color: #ffffff;--text-color: var(--slate-900);--text-primary: var(--slate-900);--text-secondary: var(--slate-500);--text-muted: var(--slate-400);--primary-color: #0e6f9f;--primary-hover: var(--blue-600);--secondary-bg: var(--slate-50);--input-bg: #ffffff;--input-border: var(--slate-200);--card-bg: #ffffff;--card-bg-hover: var(--slate-50);--card-border: var(--slate-100);--surface-bg: var(--slate-50);--border-color: var(--slate-200);--border-color-light: var(--slate-100);--overlay-bg: rgba(15, 23, 42, .4);--shadow-color: rgba(0, 0, 0, .1);--card-shadow: var(--shadow-md);--button-text: #ffffff;--success-bg: var(--success-light);--success-text: var(--green-800);--success-border: var(--success);--error-bg: var(--error-light);--error-text: var(--error);--error-border: var(--error);--warning-bg: var(--warning-light);--warning-text: var(--orange-700);--info-bg: var(--info-light);--info-text: var(--info);--marketing-hero-gradient: linear-gradient( 180deg, var(--blue-50) 0%, var(--card-bg) 100% );--marketing-section-muted: var(--surface-bg);--marketing-card-shadow: 0 8px 32px var(--shadow-color), 0 0 0 1px var(--border-color);--question-scrollbar-track: color-mix( in srgb, var(--border-color) 35%, var(--card-bg) );--question-scrollbar-thumb: color-mix( in srgb, var(--slate-400) 28%, var(--card-bg) );--question-scrollbar-thumb-hover: color-mix( in srgb, var(--slate-500) 38%, 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var(--error-light);--error-text: var(--error);--error-border: var(--error);--warning-bg: var(--warning-light);--warning-text: var(--warning);--info-bg: rgba(59, 130, 246, .15);--info-text: var(--blue-400);--marketing-hero-gradient: linear-gradient( 180deg, var(--secondary-bg) 0%, var(--bg-color) 100% );--marketing-section-muted: var(--secondary-bg);--marketing-card-shadow: 0 8px 32px var(--shadow-color), 0 0 0 1px var(--border-color);--question-scrollbar-track: rgba(255, 255, 255, .06);--question-scrollbar-thumb: rgba(255, 255, 255, .22);--question-scrollbar-thumb-hover: rgba(255, 255, 255, .34)}body.dark-mode.zone-play{--bg-color: #1e1b4b;--text-muted: var(--slate-400);--secondary-bg: #272260;--surface-bg: #272260;--card-bg: #2a2563;--card-bg-hover: #332c75;--input-bg: #272260;--card-border: rgba(167, 139, 250, .18);--border-color: rgba(167, 139, 250, .2);--border-color-light: rgba(167, 139, 250, .1);--overlay-bg: rgba(10, 8, 40, .65)}body.light-mode.zone-play{--bg-color: 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var(--input-border);color:var(--text-color);padding:.6em;border-radius:var(--radius-sm)}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:12px;font-size:14px;font-weight:600;font-family:var(--font-family);border:none;cursor:pointer;transition:all .15s ease}.btn-primary{background:var(--blue-600);color:#fff;box-shadow:0 1px 2px #1899d64d}.btn-primary:hover{background:var(--blue-500);box-shadow:0 4px 12px #1899d64d;transform:translateY(-1px)}.btn-secondary{background:var(--slate-100);color:var(--slate-700);border:1px solid var(--slate-200)}.btn-secondary:hover{background:var(--slate-200)}.btn-danger{background:var(--error-light);color:var(--error);border:1px solid #fecaca}.btn-danger:hover{background:#fee2e2}.btn-success{background:var(--success);color:#fff;box-shadow:0 1px 2px #46a3024d}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{background:var(--slate-100)}.btn-sm{padding:6px 12px;font-size:13px;border-radius:6px}.btn-lg{padding:14px 28px;font-size:16px;border-radius:10px}body.zone-play .btn-primary{background:var(--blue-600);box-shadow:0 4px 0 var(--blue-700)}body.zone-play .btn-primary:hover{background:var(--blue-500);box-shadow:0 4px 0 var(--blue-700);transform:none}body.zone-play .btn-primary:active{transform:translateY(4px);box-shadow:0 0 0 var(--blue-700)}body.zone-play .btn-success{background:var(--green-600);box-shadow:0 4px 0 var(--green-800)}body.zone-play .btn-success:hover{background:var(--green-500);box-shadow:0 4px 0 var(--green-800)}body.zone-play .btn-success:active{transform:translateY(4px);box-shadow:0 0 0 var(--green-800)}.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:var(--radius-full);font-size:12px;font-weight:600}.badge-blue{background:var(--blue-50);color:var(--blue-600)}.badge-green{background:var(--success-light);color:var(--success)}.badge-amber{background:var(--amber-100);color:#d97706}.badge-red{background:var(--error-light);color:var(--error)}input,textarea,select{font-family:var(--font-family)}input:focus,textarea:focus,select:focus{border-color:var(--blue-600);box-shadow:0 0 0 3px #1cb0f640;outline:none}input.input-error,textarea.input-error{border-color:var(--error);box-shadow:0 0 0 3px #dc26261a}body.dark-mode select{color-scheme:dark}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.skeleton{background:linear-gradient(90deg,var(--slate-100) 25%,var(--slate-200) 50%,var(--slate-100) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:6px}body.dark-mode .skeleton{background:linear-gradient(90deg,var(--secondary-bg) 25%,var(--card-bg-hover) 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#0000004d}._dark_1l5kv_13 ._switchHandle_1l5kv_18{transform:translate(24px);background-color:var(--button-text)}._sunIcon_1l5kv_39{color:#f59e0b;width:14px;height:14px}._moonIcon_1l5kv_45{color:#6366f1;width:14px;height:14px}._nav_10303_1{position:sticky;top:0;z-index:100;background:color-mix(in srgb,var(--card-bg) 92%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border-color-light)}._navInner_10303_10{max-width:1200px;margin:0 auto;padding:0 40px;height:64px;display:flex;align-items:center;gap:16px;box-sizing:border-box;width:100%;min-width:0}._navInner_10303_10>._brand_10303_23{flex-shrink:0}._navInner_10303_10>._navLinks_10303_27{margin:0 auto}._brand_10303_23{display:flex;align-items:center;gap:8px;text-decoration:none}._logoImg_10303_38{height:44px;width:auto;flex-shrink:0}._brandText_10303_44{font-size:16px;font-weight:700;color:var(--blue-800);letter-spacing:-.01em;white-space:nowrap}._brandSub_10303_52{font-weight:400;color:var(--text-secondary)}._navLinks_10303_27{display:flex;align-items:center;gap:24px;min-width:0;flex-shrink:1}._navLink_10303_27{font-size:14px;font-weight:500;color:var(--text-secondary);text-decoration:none;transition:color 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.15s;flex-shrink:0}._loginBtn_10303_97:hover{background:var(--blue-50)}._ctaButton_10303_107{padding:8px 20px;background:var(--blue-600);color:var(--button-text);border-radius:8px;font-size:14px;font-weight:600;text-decoration:none;transition:background .15s;border:1px solid transparent;box-sizing:border-box}._ctaButton_10303_107:hover{background:var(--blue-500);color:var(--button-text)}._hamburger_10303_155{display:none;flex-direction:column;justify-content:center;gap:5px;background:none;border:none;cursor:pointer;padding:4px}._hamburgerBar_10303_166{display:block;width:22px;height:2px;background:var(--text-color);border-radius:2px}._mobileMenu_10303_174{display:flex;flex-direction:column;padding:8px 24px 20px;gap:4px;background:var(--card-bg);border-top:1px solid var(--border-color-light)}._mobileLink_10303_183{display:block;padding:12px 0;font-size:15px;font-weight:500;color:var(--text-secondary);text-decoration:none;border-bottom:1px solid var(--border-color-light)}._mobileLink_10303_183:hover{color:var(--blue-600)}._mobileLinkCurrent_10303_197{cursor:default;pointer-events:none;-webkit-user-select:none;user-select:none;color:var(--text-muted)}._mobileCta_10303_204{display:block;margin-top:12px;padding:12px;font-size:15px;font-weight:600;text-align:center;border-radius:8px;background:var(--blue-600);color:var(--button-text);text-decoration:none}._mobileCta_10303_204:hover{background:var(--blue-500)}._mobileThemeCtaRow_10303_221{display:flex;flex-direction:row;align-items:center;justify-content:center;gap:8px;margin-top:12px;padding-top:12px;border-top:1px solid var(--border-color-light)}._mobileThemeCtaRow_10303_221 ._mobileCta_10303_204,._mobileThemeCtaRow_10303_221 ._mobileCtaPlaceholder_10303_233{margin-top:0;flex:1;min-width:0}._mobileCtaPlaceholder_10303_233{display:block;padding:12px;font-size:15px;font-weight:600;text-align:center;border-radius:8px;border:1px solid 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var(--input-border);margin-bottom:.5rem}._sendCodeButton_7jwk8_161{background:none;border:none;color:var(--primary-color);font-size:1rem;font-weight:600;cursor:pointer;text-decoration:underline;transition:opacity .2s;display:inline-flex;align-items:center;justify-content:center;gap:.5rem}._sendCodeButtonInner_7jwk8_176{display:inline-flex;align-items:center;justify-content:center;gap:.5rem}._sendCodeSpinner_7jwk8_183{width:1rem;height:1rem;border:2px solid color-mix(in srgb,var(--primary-color) 35%,transparent);border-top-color:var(--primary-color);border-radius:50%;animation:_submitSpin_7jwk8_328 .7s linear infinite;flex-shrink:0}._sendCodeButton_7jwk8_161:hover:not(:disabled){opacity:.8}._sendCodeButton_7jwk8_161:disabled{opacity:.5;cursor:not-allowed}._validationList_7jwk8_203{display:grid;grid-template-columns:1fr 1fr;gap:.5rem 1rem;margin-top:-.5rem;margin-bottom:.5rem}._validationItem_7jwk8_211{display:flex;align-items:flex-start;gap:.35rem;font-size:.75rem;color:var(--text-color);opacity:.7;transition:all .2s;text-align:left}._validationItem_7jwk8_211._valid_7jwk8_203{color:#10b981;opacity:1}._checkbox_7jwk8_227{width:14px;height:14px;border:1px solid currentColor;border-radius:3px;display:flex;align-items:center;justify-content:center;transition:border-color .2s;flex-shrink:0}._valid_7jwk8_203 ._checkbox_7jwk8_227{border-color:#10b981;background-color:#10b9811a}._checkIcon_7jwk8_244{width:9px;height:9px;color:#10b981}._error_7jwk8_250{color:#ef4444;font-size:.875rem;padding:.75rem;background-color:#ef44441a;border-radius:8px;margin-top:-.5rem}._success_7jwk8_259{color:#10b981;font-size:.875rem;padding:.75rem;background-color:#10b9811a;border-radius:8px;margin-top:-.5rem}._hintCallout_7jwk8_268{text-align:left;padding:1rem;border-radius:8px;background-color:#2563eb14;border:1px solid color-mix(in srgb,var(--primary-color) 35%,transparent)}._hintText_7jwk8_276{margin:0 0 1rem;font-size:.9rem;line-height:1.45;color:var(--text-color)}._registerCtaButton_7jwk8_283{width:100%;padding:.65rem .75rem;font-size:1rem;font-weight:600;border-radius:8px;border:none;cursor:pointer;background-color:var(--primary-color);color:var(--button-text);transition:background-color .2s,transform .1s}._registerCtaButton_7jwk8_283:hover{background-color:var(--primary-hover)}._registerCtaButton_7jwk8_283:active{transform:scale(.98)}._submitButton_7jwk8_304{padding:.75rem;font-size:1.1rem;border-radius:8px;background-color:var(--primary-color);color:var(--button-text);border:none;cursor:pointer;transition:background-color .2s,transform .1s,opacity .2s;width:100%;display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:2.75rem}._submitButtonInner_7jwk8_321{display:inline-flex;align-items:center;justify-content:center;gap:.5rem}._submitSpinner_7jwk8_328{width:1.125rem;height:1.125rem;border:2px solid color-mix(in srgb,var(--button-text) 35%,transparent);border-top-color:var(--button-text);border-radius:50%;animation:_submitSpin_7jwk8_328 .7s linear infinite;flex-shrink:0}@keyframes _submitSpin_7jwk8_328{to{transform:rotate(360deg)}}._submitButton_7jwk8_304:hover:not(:disabled){background-color:var(--primary-hover)}._submitButton_7jwk8_304:active:not(:disabled){transform:scale(.98)}._submitButton_7jwk8_304:disabled{opacity:.6;cursor:not-allowed}._resendSection_7jwk8_357{margin-top:.5rem;padding-top:1.5rem;border-top:1px solid var(--input-border)}._resendText_7jwk8_363{font-size:.9rem;color:var(--text-color);opacity:.7;margin-bottom:.5rem}._resendButton_7jwk8_370{background:none;border:none;color:var(--primary-color);font-size:.95rem;font-weight:500;cursor:pointer;transition:opacity .2s}._resendButton_7jwk8_370:hover:not(:disabled){text-decoration:underline}._resendButton_7jwk8_370:disabled{opacity:.5;cursor:not-allowed}._backSection_7jwk8_389{margin-top:.5rem}._backButton_7jwk8_393{background:none;border:none;color:var(--text-color);opacity:.6;font-size:.9rem;cursor:pointer;transition:opacity .2s}._backButton_7jwk8_393:hover{opacity:1}._wrapper_nj6ru_1{display:flex;justify-content:center;align-items:center;width:100%;min-height:100vh;padding:2rem}._container_nj6ru_10{width:100%;max-width:400px}._card_nj6ru_15{background-color:var(--card-bg);border-radius:16px;box-shadow:0 10px 25px -5px var(--shadow-color),0 8px 10px -6px var(--shadow-color);padding:3rem 2rem;text-align:center;border:1px solid var(--input-border)}._spinner_nj6ru_25{width:48px;height:48px;border:4px solid var(--input-border);border-top-color:var(--primary-color);border-radius:50%;animation:_spin_nj6ru_25 1s linear infinite;margin:0 auto 1.5rem}@keyframes _spin_nj6ru_25{to{transform:rotate(360deg)}}._title_nj6ru_41{font-size:1.5rem;color:var(--text-color);margin-bottom:.5rem;font-weight:600}._subtitle_nj6ru_48{font-size:.95rem;color:var(--text-color);opacity:.7;margin:0}._successIcon_nj6ru_55{width:64px;height:64px;margin:0 auto 1.5rem;color:var(--success-text)}._successIcon_nj6ru_55 svg{width:100%;height:100%}._errorIcon_nj6ru_67{width:64px;height:64px;margin:0 auto 1.5rem;color:var(--error-text)}._errorIcon_nj6ru_67 svg{width:100%;height:100%}._errorText_nj6ru_79{font-size:.95rem;color:var(--error-text);margin:.5rem 0 1.5rem;padding:.75rem;background-color:var(--error-bg);border-radius:8px}._retryButton_nj6ru_88{padding:.75rem 1.5rem;font-size:1rem;border-radius:8px;background-color:var(--primary-color);color:var(--button-text);border:none;cursor:pointer;transition:background-color .2s,transform .1s}._retryButton_nj6ru_88:hover{background-color:var(--primary-hover)}._retryButton_nj6ru_88:active{transform:scale(.98)}._testItem_1uvq6_1{display:flex;align-items:center;justify-content:space-between;padding:.875rem 1.25rem .875rem 4.5rem;border-bottom:1px solid var(--input-border);transition:background-color .2s;cursor:pointer}._testItem_1uvq6_1:last-child{border-bottom:none}._testItem_1uvq6_1:hover{background-color:var(--secondary-bg)}._testContent_1uvq6_19{display:grid;grid-template-columns:1fr 100px 40px 80px 105px 5.5rem;align-items:center;gap:.75rem;flex:1}._testName_1uvq6_27{grid-column:1;font-size:.95rem;font-weight:500;color:var(--text-color);min-width:0}._testQuestions_1uvq6_35{grid-column:5;font-size:.8rem;color:var(--text-color);opacity:.6;padding:.2rem .6rem;background-color:var(--input-border);border-radius:12px;white-space:nowrap}._testActions_1uvq6_46{display:flex;align-items:center;gap:12px}._assignButton_1uvq6_53{display:flex;align-items:center;justify-content:center;width:32px;height:32px;padding:0;border:1px solid var(--input-border);border-radius:8px;background:var(--card-bg, #ffffff);color:var(--text-muted, #666);cursor:pointer;transition:all .2s ease}._assignButton_1uvq6_53:hover{border-color:var(--primary-blue, #4a90d9);color:var(--primary-blue, #4a90d9);background:#4a90d91a}.dark-mode ._assignButton_1uvq6_53{background:var(--card-bg-dark, #1e1e1e);border-color:var(--border-color-dark, #333);color:var(--text-muted-dark, #888)}.dark-mode ._assignButton_1uvq6_53:hover{border-color:var(--primary-blue, #4a90d9);color:var(--primary-blue, #4a90d9);background:#4a90d926}._progressBar_1uvq6_87{grid-column:2;display:flex;height:6px;background-color:var(--input-border);border-radius:3px;overflow:hidden}._progressCorrect_1uvq6_96{background-color:var(--green-500);transition:width .3s ease}._progressWrong_1uvq6_101{background-color:#ef4444;transition:width .3s ease}._progressStats_1uvq6_106{grid-column:4;display:flex;align-items:center;gap:.4rem;font-size:.75rem;font-variant-numeric:tabular-nums}._statCorrect_1uvq6_115,._statWrong_1uvq6_116{display:flex;align-items:center;gap:.2rem;font-weight:500;min-width:30px;justify-content:flex-end}._statCorrect_1uvq6_115{color:var(--green-500)}._statWrong_1uvq6_116{color:#ef4444}._percentage_1uvq6_133{grid-column:3;font-size:.8rem;font-weight:600;color:var(--primary-blue);min-width:35px;text-align:right}._startLabel_1uvq6_142,._continueLabel_1uvq6_143,._doneLabel_1uvq6_144{grid-column:6;font-size:.8rem;color:var(--button-text);font-weight:500;padding:.25rem 0;border-radius:12px;white-space:nowrap;text-align:center;min-width:5rem}._startLabel_1uvq6_142{background:linear-gradient(135deg,var(--primary-color),var(--primary-hover))}._continueLabel_1uvq6_143{background:linear-gradient(135deg,#f59e0b,#d97706)}._doneLabel_1uvq6_144{background:linear-gradient(135deg,var(--green-500),var(--green-600))}@media(max-width:768px){._testContent_1uvq6_19{grid-template-columns:1fr auto;gap:.5rem}._testName_1uvq6_27,._progressBar_1uvq6_87{grid-column:1 / -1}._progressStats_1uvq6_106{grid-column:1}._percentage_1uvq6_133{grid-column:2}._testQuestions_1uvq6_35{grid-column:1}._startLabel_1uvq6_142,._continueLabel_1uvq6_143,._doneLabel_1uvq6_144{grid-column:2}}@media(max-width:600px){._testItem_1uvq6_1{padding-left:3.5rem}}._gradeCard_scenb_2{background-color:var(--secondary-bg);border-radius:12px;border:1px solid var(--input-border);overflow:hidden;transition:box-shadow .2s}._gradeCard_scenb_2:hover{box-shadow:0 4px 12px #0000001a}._gradeHeader_scenb_14{width:100%;display:flex;align-items:center;justify-content:space-between;padding:1rem 1.25rem;background:none;border:none;cursor:pointer;color:var(--text-color);transition:background-color .2s}._gradeHeader_scenb_14:hover{background-color:var(--input-bg)}._gradeHeader_scenb_14._expanded_scenb_31{border-bottom:1px solid var(--input-border)}._gradeInfo_scenb_35{display:flex;align-items:center;gap:1rem}._gradeNumber_scenb_41{width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,var(--primary-color),var(--primary-hover));color:var(--button-text);display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:700}._gradeText_scenb_54{display:flex;flex-direction:column;align-items:flex-start;gap:.25rem}._gradeName_scenb_61{font-size:1.1rem;font-weight:600;color:var(--text-color)}._gradeStats_scenb_67{font-size:.85rem;color:var(--text-color);opacity:.6}._expandIcon_scenb_73{color:var(--text-color);opacity:.5;transition:opacity .2s}._gradeHeader_scenb_14:hover ._expandIcon_scenb_73{opacity:.8}._expandIcon_scenb_73 svg{transition:transform .3s ease}._expandIcon_scenb_73 svg._rotated_scenb_87{transform:rotate(180deg)}._testList_scenb_92{max-height:0;overflow:hidden;transition:max-height .3s ease-out;background-color:var(--bg-color)}._testList_scenb_92._visible_scenb_99{max-height:2000px;overflow-y:auto;transition:max-height .5s ease-in}._testList_scenb_92::-webkit-scrollbar{width:6px}._testList_scenb_92::-webkit-scrollbar-track{background:var(--secondary-bg);border-radius:3px}._testList_scenb_92::-webkit-scrollbar-thumb{background:var(--input-border);border-radius:3px}._testList_scenb_92::-webkit-scrollbar-thumb:hover{background:var(--primary-color)}@media(max-width:600px){._gradeHeader_scenb_14{padding:.875rem 1rem}._gradeNumber_scenb_41{width:40px;height:40px;font-size:1.25rem;border-radius:10px}._gradeName_scenb_61{font-size:1rem}}._overlay_1t28x_2{position:fixed;inset:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);padding:20px}._modal_1t28x_18{background:var(--card-bg, #ffffff);border-radius:16px;width:100%;max-width:450px;max-height:80vh;display:flex;flex-direction:column;box-shadow:0 20px 60px #0003;border:1px solid var(--border-color, #e0e0e0);animation:_modalSlideIn_1t28x_1 .2s ease-out}@keyframes _modalSlideIn_1t28x_1{0%{opacity:0;transform:translateY(-20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}._header_1t28x_43{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid var(--border-color, #e0e0e0)}._title_1t28x_51{font-size:18px;font-weight:600;color:var(--text-color, #333);margin:0}._closeButton_1t28x_58{display:flex;align-items:center;justify-content:center;width:36px;height:36px;padding:0;border:none;border-radius:8px;background:transparent;color:var(--text-muted, #666);cursor:pointer;transition:all .2s ease}._closeButton_1t28x_58:hover{background:var(--secondary-bg, #f5f5f5);color:var(--text-color, #333)}._content_1t28x_79{flex:1;overflow-y:auto;padding:20px 24px}._testInfo_1t28x_86{display:flex;align-items:center;gap:8px;padding:12px 16px;background:var(--secondary-bg, #f8f9fa);border-radius:10px;margin-bottom:20px}._testLabel_1t28x_96{font-size:13px;color:var(--text-muted, #666)}._testName_1t28x_101{font-size:14px;font-weight:600;color:var(--text-color, #333)}._loadingContainer_1t28x_108{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 20px;gap:12px;color:var(--text-muted, #666)}._spinner_1t28x_118{width:32px;height:32px;border:3px solid var(--border-color, #e0e0e0);border-top-color:var(--primary-color, #4a90d9);border-radius:50%;animation:_spin_1t28x_118 .8s linear infinite}@keyframes _spin_1t28x_118{to{transform:rotate(360deg)}}._emptyContainer_1t28x_134{text-align:center;padding:40px 20px;color:var(--text-muted, #666)}._emptyContainer_1t28x_134 p{margin:0}._emptyHint_1t28x_144{font-size:13px;margin-top:8px!important;opacity:.8}._groupList_1t28x_151{display:flex;flex-direction:column;gap:8px}._groupListLabel_1t28x_157{font-size:13px;font-weight:500;color:var(--text-muted, #666);margin:0 0 8px}._groupItem_1t28x_164{display:flex;align-items:center;gap:12px;padding:14px 16px;background:var(--secondary-bg, #f8f9fa);border-radius:10px;border:1px solid var(--border-color, #e0e0e0);cursor:pointer;transition:all .2s ease}._groupItem_1t28x_164:hover{border-color:var(--primary-color, #4a90d9)}._groupItem_1t28x_164 input[type=checkbox]{width:20px;height:20px;accent-color:var(--primary-color, #4a90d9);cursor:pointer}._groupInfo_1t28x_187{flex:1;display:flex;flex-direction:column;gap:2px;min-width:0}._groupName_1t28x_195{font-size:14px;font-weight:500;color:var(--text-color, #333)}._groupStats_1t28x_201{font-size:12px;color:var(--text-muted, #666)}._assignedBadge_1t28x_206{padding:4px 10px;background:var(--success-bg);color:var(--success-text);border-radius:12px;font-size:11px;font-weight:500;flex-shrink:0}._error_1t28x_217{margin-top:16px;padding:10px 14px;background:var(--error-bg);color:var(--error-text);border-radius:8px;font-size:14px}._footer_1t28x_227{display:flex;justify-content:flex-end;gap:12px;padding:16px 24px;border-top:1px solid var(--border-color, #e0e0e0)}._primaryButton_1t28x_235{padding:10px 24px;border:none;border-radius:8px;background:var(--primary-color, #4a90d9);color:var(--button-text);font-size:14px;font-weight:500;cursor:pointer;transition:background .2s ease}._primaryButton_1t28x_235:hover:not(:disabled){background:var(--primary-hover, #3a7bc8)}._primaryButton_1t28x_235:disabled{opacity:.5;cursor:not-allowed}._secondaryButton_1t28x_256{padding:10px 24px;border:1px solid var(--border-color, #e0e0e0);border-radius:8px;background:transparent;color:var(--text-color, #333);font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease}._secondaryButton_1t28x_256:hover:not(:disabled){background:var(--secondary-bg, #f5f5f5)}._secondaryButton_1t28x_256:disabled{opacity:.5;cursor:not-allowed}.dark-mode ._modal_1t28x_18{background:var(--card-bg-dark, #1e1e1e);border-color:var(--border-color-dark, #333)}.dark-mode ._header_1t28x_43{border-color:var(--border-color-dark, #333)}.dark-mode ._title_1t28x_51{color:var(--text-color-dark, #e0e0e0)}.dark-mode ._closeButton_1t28x_58{color:var(--text-muted-dark, #888)}.dark-mode ._closeButton_1t28x_58:hover{background:var(--secondary-bg-dark, #252525);color:var(--text-color-dark, #e0e0e0)}.dark-mode ._testInfo_1t28x_86{background:var(--secondary-bg-dark, #252525)}.dark-mode ._testName_1t28x_101{color:var(--text-color-dark, #e0e0e0)}.dark-mode ._loadingContainer_1t28x_108,.dark-mode ._emptyContainer_1t28x_134{color:var(--text-muted-dark, #888)}.dark-mode ._spinner_1t28x_118{border-color:var(--border-color-dark, #333);border-top-color:var(--primary-color, #4a90d9)}.dark-mode ._groupItem_1t28x_164{background:var(--secondary-bg-dark, #252525);border-color:var(--border-color-dark, #333)}.dark-mode ._groupItem_1t28x_164:hover{border-color:var(--primary-color, #4a90d9)}.dark-mode ._groupName_1t28x_195{color:var(--text-color-dark, #e0e0e0)}.dark-mode ._groupStats_1t28x_201{color:var(--text-muted-dark, #888)}.dark-mode ._assignedBadge_1t28x_206{background:#2e7d3233;color:#81c784}.dark-mode ._error_1t28x_217{background:#c6282826}.dark-mode ._footer_1t28x_227{border-color:var(--border-color-dark, #333)}.dark-mode ._secondaryButton_1t28x_256{border-color:var(--border-color-dark, #333);color:var(--text-color-dark, #e0e0e0)}.dark-mode ._secondaryButton_1t28x_256:hover:not(:disabled){background:var(--secondary-bg-dark, #252525)}@media(max-width:500px){._modal_1t28x_18{max-height:90vh}._header_1t28x_43,._content_1t28x_79{padding:16px 20px}._footer_1t28x_227{padding:12px 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svg{width:16px;height:16px;flex-shrink:0}._audioToggle_3ynsz_459:hover{background-color:#c7d2fe}._audioToggleActive_3ynsz_500{background:linear-gradient(135deg,var(--primary-color),var(--purple-500));color:var(--button-text)}._messageBubblePlaying_3ynsz_506{border-color:#818cf8!important;box-shadow:0 0 0 1px #6366f133}._speakButton_3ynsz_512{display:inline-flex;align-items:center;gap:.3rem;border:none;background:none;color:#6366f1;cursor:pointer;font-size:.7rem;font-weight:500;padding:.3rem 0;margin-top:.4rem;transition:color .15s}._speakButton_3ynsz_512:hover{color:#4f46e5}._speakButton_3ynsz_512 svg{width:9px;height:9px;flex-shrink:0}._playbackBar_3ynsz_538{display:flex;align-items:center;gap:.5rem;margin-top:.5rem;padding:.35rem .5rem;border-radius:6px;background-color:#eef2ff}._playbackWave_3ynsz_548{display:flex;align-items:center;gap:2px;height:14px}._playbackWaveBar_3ynsz_555{width:2px;border-radius:1px;background-color:#6366f1;animation:_playbackWave_3ynsz_548 .6s ease-in-out 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#fca5a5;display:flex;align-items:center;justify-content:center;gap:.75rem;overflow:hidden}._waveformBars_3ynsz_700{display:flex;align-items:center;gap:2px;height:24px}._waveformBar_3ynsz_700{width:3px;border-radius:2px;background-color:#ef4444;animation:_waveform_3ynsz_700 .8s ease-in-out infinite alternate}@keyframes _waveform_3ynsz_700{0%{height:4px;opacity:.4}to{height:20px;opacity:1}}._recordingLabel_3ynsz_725{font-size:.8rem;color:#dc2626;font-weight:500;white-space:nowrap}@media(max-width:768px){._chatHeader_3ynsz_12{padding:12px 14px}._tutorAvatar_3ynsz_21{width:28px;height:28px;min-width:28px}._messagesContainer_3ynsz_118{padding:14px}._inputBar_3ynsz_346,._inputForm_3ynsz_356{padding:12px 14px}._chatInput_3ynsz_366,._input_3ynsz_346{padding:8px 12px}}._wrapper_1kypy_1{height:calc(100dvh - 56px);background:var(--bg-color);display:flex;flex-direction:column;overflow:hidden}._viewerBanner_1kypy_10{background-color:var(--accent-color, #f59e0b);color:var(--button-text);padding:.5rem 1rem;text-align:center;font-weight:700;display:flex;justify-content:space-between;align-items:center}._viewerRefreshButton_1kypy_21{background:color-mix(in srgb,var(--button-text) 22%,transparent);border:none;color:var(--button-text);padding:.25rem .5rem;border-radius:4px;cursor:pointer;font-size:.8rem}._viewerRefreshButton_1kypy_21:hover{background:color-mix(in srgb,var(--button-text) 35%,transparent)}._questionHeader_1kypy_36{display:flex;align-items:center;gap:16px;padding:8px 24px;background:var(--card-bg);border-bottom:1px solid var(--card-border, var(--input-border, #e2e8f0));overflow:visible}._headerFinishButton_1kypy_46{flex-shrink:0;padding:6px 14px;border:2px solid var(--warning-color, #e67e22);border-radius:8px;background-color:var(--warning-color, #e67e22);color:var(--button-text);font-size:12px;font-weight:700;cursor:pointer;white-space:nowrap;transition:background-color .15s,transform 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#f5f5f5));border:none;cursor:pointer;font-size:16px;color:var(--text-secondary, var(--text-color, #333));display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:background .15s}._backButton_1kypy_102:hover{background:var(--secondary-bg, #eee)}._headerInfo_1kypy_122{flex-shrink:1;min-width:0;margin:0 16px 0 12px;max-width:min(360px,38vw)}._headerTitleWrap_1kypy_129{position:relative;display:inline-block;max-width:100%}._headerTitleWrap_1kypy_129:hover ._headerTitleTooltip_1kypy_135{opacity:1;visibility:visible}._headerTitle_1kypy_129{font-size:15px;font-weight:700;color:var(--text-color);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}._headerTitleWrap_1kypy_129 ._headerTitle_1kypy_129{cursor:default}._headerTitleTooltip_1kypy_135{position:absolute;left:0;top:calc(100% + 6px);z-index:2000;max-width:min(420px,85vw);padding:10px 12px;background:var(--card-bg, #fff);color:var(--text-color);border:1px solid var(--card-border, 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0;min-height:0}._splitDragHandle_1kypy_278{touch-action:none;cursor:row-resize;display:flex;align-items:center;justify-content:center;flex-shrink:0;padding:12px 0;background:var(--card-bg);border-top:1px solid var(--card-border, var(--input-border, #e2e8f0));border-bottom:1px solid var(--card-border, var(--input-border, #e2e8f0));z-index:2;user-select:none;-webkit-user-select:none}._splitDragHandle_1kypy_278:focus{outline:2px solid var(--primary-color);outline-offset:-2px}._splitDragHandle_1kypy_278:focus:not(:focus-visible){outline:none}._splitDragGrip_1kypy_303{width:40px;height:5px;border-radius:999px;background:var(--text-muted, var(--slate-400));opacity:.45;pointer-events:none}._container_1kypy_313{width:100%;max-width:800px;margin:0 auto;display:flex;flex-direction:column;gap:1.5rem;padding:2rem}._loading_1kypy_324{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem 2rem;color:var(--text-color);opacity:.7}._spinner_1kypy_334{width:40px;height:40px;border:3px solid var(--input-border);border-top-color:var(--primary-color);border-radius:50%;animation:_spin_1kypy_334 .8s linear infinite;margin-bottom:1rem}@keyframes _spin_1kypy_334{to{transform:rotate(360deg)}}._errorContainer_1kypy_351{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem 2rem;text-align:center;background-color:var(--secondary-bg);border-radius:16px;border:1px solid var(--input-border)}._errorIcon_1kypy_363{width:60px;height:60px;border-radius:50%;background-color:var(--error-bg);color:var(--error-text);display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:700;margin-bottom:1rem}._errorContainer_1kypy_351 h2{color:var(--text-color);margin:0 0 .5rem;font-size:1.25rem}._errorContainer_1kypy_351 p{color:var(--text-color);opacity:.7;margin:0 0 1.5rem}._retryButton_1kypy_389{padding:.625rem 1.5rem;font-size:.95rem;border-radius:8px;background-color:var(--primary-color);color:var(--button-text);border:none;cursor:pointer;transition:background-color .2s,transform .2s}._retryButton_1kypy_389:hover{background-color:var(--primary-hover);transform:translateY(-1px)}._emptyState_1kypy_408{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem 2rem;text-align:center;background-color:var(--secondary-bg);border-radius:16px;border:1px solid var(--input-border)}._emptyIcon_1kypy_420{font-size:3rem;margin-bottom:1rem}._emptyState_1kypy_408 h2{color:var(--text-color);margin:0 0 .5rem;font-size:1.25rem}._emptyState_1kypy_408 p{color:var(--text-color);opacity:.7;margin:0}._questionContainer_1kypy_438{display:flex;flex-direction:column}._navigation_1kypy_444{display:flex;justify-content:space-between;gap:1rem;margin-top:.75rem}._navButton_1kypy_451{display:flex;align-items:center;gap:.5rem;padding:.75rem 1.25rem;background-color:var(--secondary-bg);border:1px solid var(--input-border);border-radius:10px;color:var(--text-color);font-size:.95rem;font-weight:500;cursor:pointer;transition:all .2s}._navButton_1kypy_451:hover:not(:disabled){border-color:var(--primary-color);background-color:var(--bg-color)}._navButton_1kypy_451:disabled{opacity:.4;cursor:not-allowed}._finishButton_1kypy_476{display:flex;align-items:center;justify-content:center;width:100%;gap:.5rem;margin-top:.75rem;padding:.75rem 1.25rem;border:2px solid var(--warning-color, #e67e22);border-radius:.625rem;background-color:var(--warning-color, #e67e22);color:var(--button-text);font-size:.95rem;font-weight:700;cursor:pointer;transition:background-color .15s,transform .1s}._finishButton_1kypy_476:hover:not(:disabled){background-color:#d35400;border-color:#d35400;transform:translateY(-1px)}._finishButton_1kypy_476:disabled{opacity:.7;cursor:not-allowed}@media(max-width:1024px){._splitPane_1kypy_229{grid-template-columns:1fr 1fr}._questionPanel_1kypy_236{padding:20px}}@media(max-width:768px){._splitPane_1kypy_229,._splitPane_1kypy_229._splitPaneWithHandle_1kypy_524{grid-template-columns:1fr}._questionPanel_1kypy_236{box-shadow:none;padding:20px 16px;min-height:0}._chatPanel_1kypy_268{border-top:none;min-height:0;padding-top:0}._headerProgress_1kypy_199{display:none}._questionHeader_1kypy_36{padding:10px 16px;gap:12px}._headerTitle_1kypy_129{font-size:14px}}._puzzleNudge_1kypy_556{margin:18px auto 0;max-width:560px;text-align:center;padding:18px;border-radius:var(--radius-lg, 14px);background:var(--card-bg, #f6f7fb);border:1px solid var(--card-border, var(--border-color, #e3e6ef));color:var(--text-color)}._puzzleNudge_1kypy_556 h3{margin:0 0 .25rem;color:var(--text-color)}._puzzleNudge_1kypy_556 p{margin:0;color:var(--text-secondary, var(--text-color))}._puzzleNudgeActions_1kypy_577{display:flex;gap:10px;justify-content:center;margin-top:12px;flex-wrap:wrap}._puzzleNudgeActions_1kypy_577 button{border:1px solid var(--input-border);border-radius:999px;padding:10px 18px;font-weight:700;cursor:pointer;background:var(--secondary-bg, var(--card-bg));color:var(--text-color);transition:transform .1s,filter .15s}._puzzleNudgeActions_1kypy_577 button:first-child{background:var(--primary-color, #6c5ce7);color:var(--button-text, #fff);border-color:var(--primary-color, #6c5ce7)}._puzzleNudgeActions_1kypy_577 button:hover{transform:translateY(-1px);filter:brightness(1.03)}@media(max-width:600px){._navigation_1kypy_444{flex-direction:column}._navButton_1kypy_451{justify-content:center;padding:.625rem 1rem;font-size:.9rem}._questionPanel_1kypy_236{padding:16px 12px}._questionHeader_1kypy_36{padding:8px 12px;gap:10px}._headerFinishButton_1kypy_46{padding:5px 10px;font-size:11px}}._layer_1rsna_1{position:fixed;inset:0;pointer-events:none;z-index:1000}._muteButton_1rsna_8{position:absolute;bottom:16px;left:16px;pointer-events:auto;border:1px solid var(--slate-200);background:var(--bg-color);border-radius:var(--radius-full);width:36px;height:36px;cursor:pointer;font-size:1rem;box-shadow:var(--shadow-sm)}._combo_1rsna_23,._comboHot_1rsna_24{position:absolute;top:76px;right:16px;padding:6px 14px;border-radius:var(--radius-full);background:var(--amber-100);color:var(--warning);font-weight:700;font-size:.9rem;animation:_comboPop_1rsna_1 .25s ease}._comboHot_1rsna_24{background:var(--warning);color:#fff;transform:scale(1.08)}@keyframes _comboPop_1rsna_1{0%{transform:scale(.7);opacity:0}to{transform:scale(1);opacity:1}}._xpTick_1rsna_54{position:absolute;top:40%;right:24px;color:var(--success);font-weight:800;font-size:1.15rem;animation:_floatUp_1rsna_1 1.4s ease-out forwards}@keyframes _floatUp_1rsna_1{0%{transform:translateY(0);opacity:1}to{transform:translateY(-70px);opacity:0}}._toastStack_1rsna_75{position:absolute;bottom:24px;left:50%;transform:translate(-50%);display:flex;flex-direction:column;gap:8px;align-items:center}._toast_1rsna_75{padding:10px 18px;border-radius:var(--radius-lg);background:var(--slate-900);color:#fff;font-size:.88rem;font-weight:600;box-shadow:var(--shadow-lg);animation:_toastIn_1rsna_1 .3s ease}._chest_1rsna_100{background:var(--warning)}._freeze_1rsna_104{background:var(--blue-600)}@keyframes _toastIn_1rsna_1{0%{transform:translateY(16px);opacity:0}to{transform:translateY(0);opacity:1}}._levelUpOverlay_1rsna_119{position:absolute;inset:0;pointer-events:auto;background:#0f172a8c;display:flex;align-items:center;justify-content:center;animation:_toastIn_1rsna_1 .25s ease}._levelUpCard_1rsna_130{background:var(--bg-color);border-radius:var(--radius-xl);padding:32px 48px;text-align:center;box-shadow:var(--shadow-xl)}._levelUpBurst_1rsna_138{font-size:3rem;animation:_comboPop_1rsna_1 .4s ease}._levelUpTitle_1rsna_143{margin:8px 0 4px;font-size:1.6rem;color:var(--text-color)}._levelUpSub_1rsna_149{margin:0 0 16px;color:var(--slate-500)}._levelUpButton_1rsna_154{padding:10px 28px;border:none;border-radius:var(--radius-full);background:var(--blue-600);color:#fff;font-weight:700;font-size:.95rem;cursor:pointer}._tableWrapper_6ppem_1{width:100%;overflow-x:auto;border-radius:12px;border:1px solid var(--border-color, #e0e0e0);background:var(--card-bg, #ffffff);box-shadow:0 2px 8px #0000000f;transition:box-shadow .2s ease}._tableWrapper_6ppem_1:hover{box-shadow:0 4px 12px #00000014}._tableContainer_6ppem_15{width:100%;overflow-x:auto}._table_6ppem_1{width:100%;border-collapse:collapse;text-align:left}._table_6ppem_1 th{padding:14px 18px;font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted, #666);background:var(--table-header-bg, #f8f9fa);border-bottom:2px solid var(--border-color, #e0e0e0);white-space:nowrap}._table_6ppem_1 td{padding:16px 18px;font-size:14px;color:var(--text-color, #333);border-bottom:1px solid var(--border-color-light, #f1f5f9);transition:background-color .15s ease}._table_6ppem_1 tbody tr:not(._expandedRow_6ppem_47):not(._expandedParent_6ppem_47):hover{background-color:var(--surface-bg, #f8fafc)}._table_6ppem_1 tr:last-child td{border-bottom:none}._sortable_6ppem_56{cursor:pointer;-webkit-user-select:none;user-select:none;transition:background-color .2s}._sortable_6ppem_56:hover{background-color:var(--border-color, #e0e0e0)}._headerContent_6ppem_66{display:flex;align-items:center;gap:6px}._clickableRow_6ppem_73{cursor:pointer;transition:all .2s ease}._clickableRow_6ppem_73:hover{background-color:#4a90d90f!important;transform:translate(2px)}._clickableRow_6ppem_73:active{background-color:#4a90d91a!important}._pagination_6ppem_88{display:flex;align-items:center;justify-content:flex-end;padding:16px;gap:12px;border-top:1px solid var(--border-color, #e0e0e0)}._pageButton_6ppem_97{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border:1px solid var(--border-color, #e0e0e0);border-radius:var(--radius-md);background:var(--card-bg, #ffffff);color:var(--text-color, #333);cursor:pointer;padding:0}._pageButton_6ppem_97:hover:not(:disabled){background:var(--blue-600);color:var(--button-text);border-color:var(--blue-600)}._pageButtonActive_6ppem_117{background:var(--blue-600);color:var(--button-text);border-color:var(--blue-600)}._pageButton_6ppem_97:disabled{opacity:.5;cursor:not-allowed}._pageInfo_6ppem_128{font-size:14px;color:var(--text-muted, #666)}._summary_6ppem_133{padding:16px;font-size:13px;color:var(--text-muted, #999);text-align:right;border-top:1px solid var(--border-color, #e0e0e0)}._loadingContainer_6ppem_142{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:48px;color:var(--text-muted, #666)}._spinner_6ppem_151{width:32px;height:32px;border:3px solid var(--border-color, #e0e0e0);border-top-color:var(--primary-color, #4a90d9);border-radius:50%;animation:_spin_6ppem_151 1s linear infinite;margin-bottom:16px}@keyframes _spin_6ppem_151{to{transform:rotate(360deg)}}._emptyContainer_6ppem_168{display:flex;align-items:center;justify-content:center;padding:48px;color:var(--text-muted, #666);background:var(--card-bg, #ffffff);border-radius:12px;border:1px solid var(--border-color, #e0e0e0)}._expandColumn_6ppem_180{width:40px;padding:16px 8px!important}._expandCell_6ppem_185{width:40px;padding:16px 8px!important;text-align:center}._expandIcon_6ppem_191{transition:transform .25s ease;color:var(--text-muted, #666)}._expandIconOpen_6ppem_196{transform:rotate(90deg);color:var(--primary-color, #4a90d9)}._expandedParent_6ppem_47{background-color:#4a90d90d!important;border-left:3px solid var(--primary-color, #4a90d9)}._expandedParent_6ppem_47 td{border-bottom:none!important}._expandedRow_6ppem_47{background-color:var(--secondary-bg, #f8f9fa)}._expandedRow_6ppem_47 td{padding:0!important}._expandedContent_6ppem_218{padding:4px 20px 20px!important;border-left:3px solid var(--primary-color, #4a90d9);margin-left:-1px;background:linear-gradient(to bottom,rgba(74,144,217,.03),transparent);animation:_expandIn_6ppem_1 .2s ease-out}@keyframes _expandIn_6ppem_1{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.dark-mode ._tableWrapper_6ppem_1{background:var(--card-bg-dark, #1e1e1e);border-color:var(--border-color-dark, #333);box-shadow:0 2px 8px #0003}.dark-mode ._tableWrapper_6ppem_1:hover{box-shadow:0 4px 12px #00000040}.dark-mode ._table_6ppem_1 th{background:var(--table-header-bg-dark, #252525);border-color:var(--border-color-dark, #333);color:var(--text-muted-dark, #999)}.dark-mode ._table_6ppem_1 td{border-color:var(--border-color-dark, #333);color:var(--text-color-dark, #e0e0e0)}.dark-mode ._table_6ppem_1 tbody tr:not(._expandedRow_6ppem_47):not(._expandedParent_6ppem_47):hover{background-color:var(--card-bg-hover, #334155)}.dark-mode ._clickableRow_6ppem_73:hover{background-color:#63b3ed14!important}.dark-mode ._clickableRow_6ppem_73:active{background-color:#63b3ed1f!important}.dark-mode ._sortable_6ppem_56:hover{background-color:var(--border-color-dark, #333)}.dark-mode ._pageButton_6ppem_97{background:var(--card-bg-dark, #1e1e1e);border-color:var(--border-color-dark, #333);color:var(--text-color-dark, #e0e0e0)}.dark-mode ._pagination_6ppem_88,.dark-mode ._summary_6ppem_133{border-color:var(--border-color-dark, #333)}.dark-mode ._emptyContainer_6ppem_168{background:var(--card-bg-dark, #1e1e1e);border-color:var(--border-color-dark, #333)}.dark-mode ._expandIcon_6ppem_191{color:var(--text-muted-dark, #888)}.dark-mode ._expandIconOpen_6ppem_196{color:var(--primary-color, #63b3ed)}.dark-mode ._expandedParent_6ppem_47{background-color:#63b3ed14!important;border-left-color:var(--primary-color, #63b3ed)}.dark-mode ._expandedRow_6ppem_47{background-color:var(--secondary-bg-dark, #252525)}.dark-mode ._expandedContent_6ppem_218{border-left-color:var(--primary-color, #63b3ed);background:linear-gradient(to bottom,rgba(99,179,237,.05),transparent)}._overlay_8m8uw_1{position:fixed;inset:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}._modal_8m8uw_15{background-color:var(--bg-color);border-radius:16px;width:90%;max-width:500px;box-shadow:0 10px 25px #0003;display:flex;flex-direction:column;overflow:hidden;animation:_slideIn_8m8uw_1 .3s ease-out;border:1px solid var(--border-color, #e0e0e0)}@keyframes _slideIn_8m8uw_1{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}._header_8m8uw_39{padding:20px 24px;border-bottom:1px solid var(--border-color, #e0e0e0);display:flex;justify-content:space-between;align-items:center}._title_8m8uw_47{margin:0;font-size:20px;font-weight:600;color:var(--text-color)}._closeButton_8m8uw_54{background:none;border:none;cursor:pointer;color:var(--text-muted, #666);padding:4px;border-radius:50%;transition:all .2s;display:flex;align-items:center;justify-content:center}._closeButton_8m8uw_54:hover{background-color:var(--secondary-bg);color:var(--text-color)}._content_8m8uw_72{padding:24px;display:flex;flex-direction:column;gap:20px}._infoGroup_8m8uw_79{display:flex;flex-direction:column;gap:6px}._row_8m8uw_85{display:flex;gap:24px}._row_8m8uw_85 ._infoGroup_8m8uw_79{flex:1}._label_8m8uw_94{font-size:13px;font-weight:500;color:var(--text-muted, 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#e0e0e0)}._roleStudent_8m8uw_200{background:var(--info-bg);color:var(--info-text);border-color:var(--info-bg)}._roleTeacher_8m8uw_206{background:var(--success-bg);color:var(--success-text);border-color:var(--success-border)}._roleAdmin_8m8uw_212{background:var(--error-bg);color:var(--error-text);border-color:var(--error-border)}._toggleIcon_8m8uw_218{font-size:12px;font-weight:700}._statusBadge_8m8uw_224{display:inline-block;padding:4px 12px;border-radius:12px;font-size:14px;font-weight:500}._statusActive_8m8uw_232{background:var(--success-bg);color:var(--success-text)}._statusPending_8m8uw_237{background:var(--warning-bg);color:var(--warning-text)}._error_8m8uw_242{color:var(--error-text);font-size:14px;margin-top:10px;padding:10px;background-color:var(--error-bg);border-radius:8px}.dark-mode ._modal_8m8uw_15,.dark-mode ._header_8m8uw_39,.dark-mode ._footer_8m8uw_109{border-color:var(--border-color-dark, #333)}.dark-mode ._closeButton_8m8uw_54{color:var(--text-muted-dark, 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ease}._actionButton_d74xr_990:hover{border-color:var(--blue-600);color:var(--blue-600);background:var(--blue-50)}._actionButtonDanger_d74xr_1017:hover{border-color:var(--error);color:var(--error);background:var(--error-light)}._paymentBanner_d74xr_1024{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-radius:var(--radius-lg, 12px);font-size:14px;font-weight:600;margin-bottom:16px}._paymentBanner_success_d74xr_1035{background-color:#10b9811f;color:#059669}._paymentBanner_info_d74xr_1040{background-color:#2563eb1a;color:var(--blue-600)}._paymentBannerClose_d74xr_1045{background:none;border:none;font-size:18px;cursor:pointer;color:inherit;opacity:.7;padding:0 4px}._paymentBannerClose_d74xr_1045:hover{opacity:1}._subscriptionBanner_d74xr_1060{background:linear-gradient(135deg,var(--blue-600) 0%,var(--blue-800) 100%);border-radius:var(--radius-lg, 12px);padding:20px 24px;margin-bottom:16px;text-align:center}._subscriptionBannerText_d74xr_1068{color:var(--button-text);font-size:15px;margin:0 0 12px;line-height:1.5}._subscriptionBannerButton_d74xr_1075{padding:10px 24px;border:none;border-radius:var(--radius-md, 8px);background:var(--card-bg);color:var(--blue-600);font-size:14px;font-weight:600;cursor:pointer;transition:all .15s ease}._subscriptionBannerButton_d74xr_1075:hover{background:var(--card-bg-hover);transform:translateY(-1px)}._solvingCardsDisabled_d74xr_1093{opacity:.5;pointer-events:none}._solvingCardsGrid_d74xr_1099{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin:8px auto 0;max-width:800px}@media(max-width:600px){._solvingCardsGrid_d74xr_1099{grid-template-columns:1fr;gap:16px}}._loadingContainer_d74xr_1115{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;text-align:center;color:var(--text-muted)}._spinner_d74xr_1125{width:40px;height:40px;border:3px solid var(--border-color);border-top-color:var(--blue-600);border-radius:50%;animation:_spin_d74xr_1125 1s linear infinite;margin-bottom:16px}._spinnerSmall_d74xr_1135{width:20px;height:20px;border:2px solid var(--border-color);border-top-color:var(--blue-600);border-radius:50%;animation:_spin_d74xr_1125 1s linear infinite}@keyframes _spin_d74xr_1125{to{transform:rotate(360deg)}}._emptyStudentContainer_d74xr_1151{display:flex;flex-direction:column;align-items:center;text-align:center;padding:40px 20px}._emptyTitle_d74xr_1159{font-size:18px;font-weight:700;color:var(--text-color);margin:0 0 8px}._emptyDescription_d74xr_1166{font-size:14px;color:var(--text-secondary);margin:0 0 24px;max-width:350px;line-height:1.5}._groupsList_d74xr_1175{display:flex;flex-direction:column;gap:12px}._groupCard_d74xr_1181{background:var(--card-bg, #ffffff);border:1px solid var(--card-border, #f1f5f9);border-radius:var(--radius-lg, 12px);overflow:hidden;transition:box-shadow .2s ease}._groupCard_d74xr_1181:hover{box-shadow:0 2px 8px #00000014}.dark-mode ._groupCard_d74xr_1181{background:var(--card-bg);border-color:var(--card-border)}._groupHeader_d74xr_1198{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;cursor:pointer;transition:background .2s ease}._groupHeader_d74xr_1198:hover{background:#00000005}.dark-mode ._groupHeader_d74xr_1198:hover{background:var(--card-bg-hover)}._groupInfo_d74xr_1215{display:flex;flex-direction:column;gap:4px}._groupName_d74xr_1221{font-size:15px;font-weight:700;color:var(--text-color);margin:0}._groupMeta_d74xr_1228{font-size:13px;color:var(--text-secondary)}._chevron_d74xr_1233{color:var(--text-muted);transition:transform .2s ease}._chevronOpen_d74xr_1238{transform:rotate(180deg)}._groupContent_d74xr_1243{padding:0 20px 20px;border-top:1px solid var(--border-color);background:var(--card-bg)}._progressLoading_d74xr_1249{display:flex;align-items:center;justify-content:center;gap:12px;padding:24px;color:var(--text-muted);font-size:14px}._noTests_d74xr_1259{padding:24px;text-align:center;color:var(--text-muted);font-size:14px}._testsList_d74xr_1267{display:flex;flex-direction:column;gap:12px;padding-top:16px}._testCard_d74xr_1274{display:grid;grid-template-columns:1fr auto auto auto;align-items:center;gap:16px;padding:16px;background:var(--surface-bg);border:1px solid var(--card-border);border-radius:var(--radius-lg, 12px);transition:all .2s ease}._testCard_d74xr_1274:hover{border-color:var(--blue-600);box-shadow:0 2px 8px #2563eb1a}._testInfo_d74xr_1291{display:flex;flex-direction:column;gap:4px;min-width:0}._testName_d74xr_1298{font-size:15px;font-weight:700;color:var(--text-color);margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}._testQuestionCount_d74xr_1308{font-size:12px;color:var(--text-secondary)}._testProgress_d74xr_1314{display:flex;align-items:center;gap:10px;min-width:120px}._progressBar_d74xr_1321{flex:1;height:8px;background:var(--border-color);border-radius:var(--radius-full, 9999px);overflow:hidden;min-width:80px}._progressFill_d74xr_1330{height:100%;background:linear-gradient(90deg,var(--success),var(--green-400));border-radius:var(--radius-full, 9999px);transition:width .3s ease}._progressText_d74xr_1337{font-size:12px;font-weight:600;color:var(--text-secondary);min-width:40px;text-align:right}._testStats_d74xr_1346{display:flex;gap:8px}._statBadge_d74xr_1351{display:flex;align-items:center;gap:4px;padding:3px 10px;border-radius:var(--radius-full, 9999px);font-size:12px;font-weight:600}._statCorrect_d74xr_1361{background:var(--success-light);color:var(--success)}._statWrong_d74xr_1366{background:var(--error-light);color:var(--error)}._testButton_d74xr_1372{padding:10px 20px;border:none;border-radius:var(--radius-md, 8px);font-size:14px;font-weight:600;cursor:pointer;transition:all .15s ease;white-space:nowrap}._testButtonStart_d74xr_1383{background:var(--blue-600);color:var(--button-text);box-shadow:0 1px 2px #2563eb4d}._testButtonStart_d74xr_1383:hover{background:var(--blue-500);transform:translateY(-1px);box-shadow:0 4px 12px #2563eb4d}._testButtonContinue_d74xr_1395{background:var(--amber-500);color:var(--button-text);box-shadow:0 1px 2px #f59e0b4d}._testButtonContinue_d74xr_1395:hover{background:var(--amber-400);transform:translateY(-1px);box-shadow:0 4px 12px #f59e0b4d}@media(max-width:768px){._wrapper_d74xr_1{padding:16px}._title_d74xr_24{font-size:24px}._section_d74xr_101{padding:16px}._sectionHeader_d74xr_114{flex-direction:column;gap:12px;align-items:flex-start}._statsBar_d74xr_154{grid-template-columns:repeat(2,1fr)}._quickActions_d74xr_388{grid-template-columns:1fr}._greeting_d74xr_138{font-size:20px}._statsDetails_d74xr_213{grid-template-columns:1fr}._topicRow_d74xr_315{grid-template-columns:1fr 1fr 40px}._testCard_d74xr_1274{grid-template-columns:1fr;gap:12px}._testInfo_d74xr_1291{order:1}._testProgress_d74xr_1314{order:2;width:100%}._testStats_d74xr_1346{order:3;justify-content:flex-start}._testButton_d74xr_1372{order:4;width:100%;text-align:center}._groupHeader_d74xr_1198{padding:14px 16px}._groupContent_d74xr_1243{padding:0 16px 16px}}._freezeChip_d74xr_1482{margin-top:6px;padding:2px 8px;border-radius:var(--radius-full);background:var(--blue-100);color:var(--blue-800);font-size:.75rem;font-weight:700}._sidekickChooseCard_d74xr_1493{display:flex;flex-direction:row;align-items:center;gap:14px;padding:18px 20px;border-radius:var(--radius-lg);margin-bottom:16px;background:linear-gradient(120deg,#1d9e75,#5dcaa5);color:#fff;box-shadow:0 6px 18px #1d9e7559}._sidekickChooseIcon_d74xr_1506{font-size:1.9rem;line-height:1;flex-shrink:0}._sidekickChooseBody_d74xr_1512{flex:1;min-width:0}._sidekickChooseTitle_d74xr_1517{margin:0 0 2px;font-size:1.05rem;font-weight:700}._sidekickChooseSubtitle_d74xr_1523{margin:0;font-size:.85rem;opacity:.9}._sidekickChooseCta_d74xr_1529{flex-shrink:0;background:#fff;color:#0f6e56;font-weight:700;padding:10px 18px;border-radius:var(--radius-full);text-decoration:none;white-space:nowrap;transition:transform .15s ease}._sidekickChooseCta_d74xr_1529:hover{transform:translateY(-1px)}._wrapper_ujgc9_1{min-height:calc(100vh - 60px);padding:24px;background:var(--bg-color, #f5f5f5);display:flex;align-items:center;justify-content:center}._container_ujgc9_10{max-width:800px;width:100%;background:var(--card-bg, #ffffff);border-radius:16px;padding:40px;box-shadow:0 4px 20px #00000014;text-align:center}._title_ujgc9_20{font-size:28px;font-weight:700;color:var(--text-color, #333);margin:0 0 12px}._subtitle_ujgc9_27{font-size:16px;color:var(--text-muted, #666);margin:0 0 32px;line-height:1.5}._codeInputContainer_ujgc9_35{display:flex;justify-content:center;gap:8px;margin-bottom:24px}._codeInput_ujgc9_35{width:48px;height:56px;border:2px solid var(--border-color, #e0e0e0);border-radius:8px;font-size:24px;font-weight:700;font-family:Courier New,Courier,monospace;text-align:center;text-transform:uppercase;background-color:var(--bg-color, #ffffff);color:var(--text-color, #333);transition:all .2s ease}._codeInput_ujgc9_35:focus{outline:none;border-color:var(--primary-color, #4a90d9);box-shadow:0 0 0 3px #4a90e233}._codeInput_ujgc9_35:disabled{background-color:var(--secondary-bg, #f5f5f5);cursor:not-allowed}._errorMessage_ujgc9_69{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px 16px;background-color:var(--error-bg);color:var(--error-text);border-radius:8px;font-size:14px;margin-bottom:24px}._previewCard_ujgc9_83{background:var(--secondary-bg, #f8f9fa);border:1px solid var(--border-color, #e0e0e0);border-radius:12px;padding:20px;margin-bottom:24px;text-align:left}._previewTitle_ujgc9_92{font-size:16px;font-weight:600;color:var(--text-color, #333);margin:0 0 16px;padding-bottom:12px;border-bottom:1px solid var(--border-color, #e0e0e0)}._previewRow_ujgc9_101{display:flex;justify-content:space-between;align-items:center;padding:8px 0}._previewLabel_ujgc9_108{font-size:14px;color:var(--text-muted, #666)}._previewValue_ujgc9_113{font-size:14px;font-weight:500;color:var(--text-color, #333)}._previewHint_ujgc9_119{font-size:13px;color:var(--primary-color, #4a90d9);margin:16px 0 0;text-align:center}._primaryButton_ujgc9_127{width:100%;padding:14px 24px;border:none;border-radius:8px;background:var(--primary-color, #4a90d9);color:#fff;font-size:16px;font-weight:600;cursor:pointer;transition:all .2s ease}._primaryButton_ujgc9_127:hover:not(:disabled){background:var(--primary-hover, #3a7bc8);transform:translateY(-1px)}._primaryButton_ujgc9_127:disabled{opacity:.6;cursor:not-allowed;transform:none}._successContainer_ujgc9_152{display:flex;flex-direction:column;align-items:center;gap:16px;padding:20px 0}._successIcon_ujgc9_160{width:80px;height:80px;border-radius:50%;background:var(--warning-bg);display:flex;align-items:center;justify-content:center;color:var(--warning-text)}._successContainer_ujgc9_152 h2{font-size:24px;font-weight:600;color:var(--text-color, #333);margin:0}._groupName_ujgc9_178{font-size:18px;font-weight:600;color:var(--primary-color, #4a90d9);margin:0}._teacherInfo_ujgc9_185{font-size:14px;color:var(--text-muted, #666);margin:0}._pendingHint_ujgc9_191{font-size:14px;color:var(--text-muted, #666);margin:8px 0 16px;line-height:1.5}.dark-mode ._wrapper_ujgc9_1{background:var(--bg-color-dark, #121212)}.dark-mode ._container_ujgc9_10{background:var(--card-bg-dark, #1e1e1e)}.dark-mode ._title_ujgc9_20{color:var(--text-color-dark, #e0e0e0)}.dark-mode ._subtitle_ujgc9_27{color:var(--text-muted-dark, #999)}.dark-mode ._codeInput_ujgc9_35{background-color:var(--card-bg-dark, #1e1e1e);border-color:var(--border-color-dark, #333);color:var(--text-color-dark, #e0e0e0)}.dark-mode ._codeInput_ujgc9_35:focus{border-color:var(--primary-color, #4a90d9)}.dark-mode ._codeInput_ujgc9_35:disabled{background-color:var(--secondary-bg-dark, #2d2d2d)}.dark-mode ._errorMessage_ujgc9_69{background-color:#c628281a}.dark-mode ._previewCard_ujgc9_83{background:var(--secondary-bg-dark, #2d2d2d);border-color:var(--border-color-dark, #333)}.dark-mode ._previewTitle_ujgc9_92{color:var(--text-color-dark, #e0e0e0);border-color:var(--border-color-dark, #444)}.dark-mode ._previewLabel_ujgc9_108{color:var(--text-muted-dark, #999)}.dark-mode ._previewValue_ujgc9_113,.dark-mode ._successContainer_ujgc9_152 h2{color:var(--text-color-dark, #e0e0e0)}.dark-mode ._teacherInfo_ujgc9_185{color:var(--text-muted-dark, #999)}.dark-mode ._successIcon_ujgc9_160{background:#ef6c001a}.dark-mode ._pendingHint_ujgc9_191{color:var(--text-muted-dark, #999)}@media(max-width:650px){._wrapper_ujgc9_1{padding:16px}._container_ujgc9_10{padding:24px}._title_ujgc9_20{font-size:24px}._codeInputContainer_ujgc9_35{gap:6px}._codeInput_ujgc9_35{width:38px;height:48px;font-size:20px}}._wrapper_213nw_1{display:flex;justify-content:center;align-items:flex-start;width:100%;min-height:calc(100vh - 64px);padding:2rem 1rem}._container_213nw_10{width:100%;max-width:700px;display:flex;flex-direction:column;gap:1.5rem}._header_213nw_19{text-align:center;margin-bottom:.5rem}._title_213nw_24{font-size:1.75rem;color:var(--text-color);margin:0 0 .5rem;font-weight:700}._subtitle_213nw_31{font-size:.95rem;color:var(--text-color);opacity:.7;margin:0}._loading_213nw_39{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem 2rem;color:var(--text-color);opacity:.7}._spinner_213nw_49{width:40px;height:40px;border:3px solid var(--input-border);border-top-color:var(--primary-color);border-radius:50%;animation:_spin_213nw_49 .8s linear infinite;margin-bottom:1rem}@keyframes _spin_213nw_49{to{transform:rotate(360deg)}}._errorContainer_213nw_66{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem 2rem;text-align:center;background-color:var(--secondary-bg);border-radius:16px;border:1px solid var(--input-border)}._errorIcon_213nw_78{width:60px;height:60px;border-radius:50%;background-color:#ef444426;color:#ef4444;display:flex;align-items:center;justify-content:center;font-size:2rem;font-weight:700;margin-bottom:1rem}._errorContainer_213nw_66 h2{color:var(--text-color);margin:0 0 .5rem;font-size:1.25rem}._errorContainer_213nw_66 p{color:var(--text-color);opacity:.7;margin:0 0 1.5rem}._retryButton_213nw_104{padding:.625rem 1.5rem;font-size:.95rem;border-radius:8px;background-color:var(--primary-color);color:var(--button-text);border:none;cursor:pointer;transition:background-color .2s,transform .2s}._retryButton_213nw_104:hover{background-color:var(--primary-hover);transform:translateY(-1px)}._emptyState_213nw_121{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:4rem 2rem;text-align:center;background-color:var(--secondary-bg);border-radius:16px;border:1px solid var(--input-border)}._emptyIcon_213nw_133{font-size:3rem;margin-bottom:1rem}._emptyState_213nw_121 h2{color:var(--text-color);margin:0 0 .5rem;font-size:1.25rem}._emptyState_213nw_121 p{color:var(--text-color);opacity:.7;margin:0}._groupList_213nw_151{display:flex;flex-direction:column;gap:1rem}._groupCard_213nw_158{background-color:var(--card-bg);border:1px solid var(--input-border);border-radius:16px;overflow:hidden;transition:box-shadow .2s}._groupCard_213nw_158:hover{box-shadow:0 4px 12px #00000014}._groupHeader_213nw_171{display:flex;justify-content:space-between;align-items:center;width:100%;padding:1rem 1.25rem;background-color:transparent;border:none;cursor:pointer;transition:background-color .2s}._groupHeader_213nw_171:hover{background-color:var(--secondary-bg)}._groupHeader_213nw_171._expanded_213nw_187{border-bottom:1px solid var(--input-border)}._groupInfo_213nw_191{display:flex;align-items:center;gap:1rem}._groupIcon_213nw_197{display:flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:12px;background:linear-gradient(135deg,var(--primary-color),var(--primary-hover));color:var(--button-text);flex-shrink:0}._groupText_213nw_209{display:flex;flex-direction:column;align-items:flex-start;gap:.25rem}._groupName_213nw_216{font-size:1.1rem;font-weight:600;color:var(--text-color)}._groupStats_213nw_222{font-size:.85rem;color:var(--text-color);opacity:.6}._expandIcon_213nw_228{display:flex;align-items:center;color:var(--text-color);opacity:.5;transition:transform .2s}._expandIcon_213nw_228 svg{transition:transform .3s ease}._expandIcon_213nw_228 svg._rotated_213nw_240{transform:rotate(180deg)}._testList_213nw_245{max-height:0;overflow:hidden;transition:max-height .3s ease}._testList_213nw_245._visible_213nw_251{max-height:2000px}._noTests_213nw_255{padding:2rem;text-align:center;color:var(--text-color);opacity:.6}._noTests_213nw_255 p{margin:0}._summary_213nw_267{display:flex;justify-content:center;gap:2rem;padding:1.5rem;background-color:var(--secondary-bg);border-radius:12px;border:1px solid var(--input-border);margin-top:.5rem}._summaryItem_213nw_278{display:flex;flex-direction:column;align-items:center;gap:.25rem}._summaryValue_213nw_285{font-size:1.5rem;font-weight:700;color:var(--primary-color)}._summaryLabel_213nw_291{font-size:.8rem;color:var(--text-color);opacity:.6;text-transform:uppercase;letter-spacing:.05em}@media(max-width:600px){._wrapper_213nw_1{padding:1rem .75rem}._title_213nw_24{font-size:1.5rem}._groupHeader_213nw_171{padding:.875rem 1rem}._groupIcon_213nw_197{width:40px;height:40px}._groupName_213nw_216{font-size:1rem}._summary_213nw_267{gap:1rem;padding:1rem}._summaryValue_213nw_285{font-size:1.25rem}}._wrapper_1k2h8_1{min-height:calc(100vh - 64px);background-color:var(--primary-bg);padding:2rem}._container_1k2h8_7{max-width:1400px;margin:0 auto}._header_1k2h8_13{display:flex;align-items:center;justify-content:space-between;margin-bottom:2rem;flex-wrap:wrap;gap:1rem}._headerLeft_1k2h8_22{display:flex;align-items:center;gap:1rem}._groupTitle_1k2h8_28{font-size:1.75rem;font-weight:700;color:var(--text-color);margin:0}._refreshButton_1k2h8_35{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;border:1px solid var(--input-border);border-radius:8px;background-color:var(--secondary-bg);color:var(--text-color);font-size:.9rem;cursor:pointer;transition:all .2s}._refreshButton_1k2h8_35:hover{background-color:var(--primary-color);color:#fff;border-color:var(--primary-color)}._statsGrid_1k2h8_56{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-bottom:2rem}._statCard_1k2h8_63{background-color:var(--secondary-bg);border:1px solid var(--input-border);border-radius:12px;padding:1.25rem;display:flex;align-items:center;gap:1rem}._statIcon_1k2h8_73{width:48px;height:48px;border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}._statIconTests_1k2h8_83{background-color:#6366f126;color:#6366f1}._statIconStudents_1k2h8_88{background-color:var(--success-bg);color:var(--success-text)}._statIconPending_1k2h8_93{background-color:#fbbf2426;color:#fbbf24}._statInfo_1k2h8_98 h3{font-size:1.75rem;font-weight:700;color:var(--text-color);margin:0 0 .25rem}._statInfo_1k2h8_98 p{font-size:.85rem;color:var(--text-secondary);margin:0}._section_1k2h8_112{background-color:var(--secondary-bg);border:1px solid var(--input-border);border-radius:12px;padding:1.5rem;margin-bottom:1.5rem}._sectionHeader_1k2h8_120{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem}._sectionTitle_1k2h8_127{font-size:1.1rem;font-weight:600;color:var(--text-color);margin:0;display:flex;align-items:center;gap:.5rem}._sectionBadge_1k2h8_137{background-color:var(--primary-color);color:#fff;font-size:.75rem;padding:.2rem .5rem;border-radius:10px;font-weight:500}._studentInfo_1k2h8_147{display:flex;align-items:center;gap:.75rem}._studentAvatar_1k2h8_153{width:36px;height:36px;border-radius:50%;background-color:var(--primary-color);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.9rem;flex-shrink:0}._studentName_1k2h8_167{font-weight:500}._statusBadge_1k2h8_172{display:inline-flex;align-items:center;padding:.25rem .75rem;border-radius:20px;font-size:.8rem;font-weight:500}._statusAccepted_1k2h8_181{background-color:var(--success-bg);color:var(--success-text)}._statusPending_1k2h8_186{background-color:var(--warning-bg);color:var(--warning-text)}._statusRejected_1k2h8_191{background-color:var(--error-bg);color:var(--error-text)}._expandedContent_1k2h8_197{background-color:var(--primary-bg);padding:1.25rem}._expandedHeader_1k2h8_202{display:flex;align-items:center;gap:.5rem;margin-bottom:1rem;font-size:.9rem;font-weight:500;color:var(--text-secondary)}._nestedTable_1k2h8_212{width:100%;border-collapse:collapse;background-color:var(--secondary-bg);border-radius:8px;overflow:hidden}._nestedTable_1k2h8_212 th{text-align:left;padding:.625rem .875rem;font-size:.75rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--input-border);background-color:var(--input-bg)}._nestedTable_1k2h8_212 td{padding:.75rem 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#f0f0f0)}._treeNodeRowSelected_1wfux_153{background:var(--primary-light, #e8f0fe);border-left-color:var(--primary-color, #4285f4)}._treeNodeRowSelected_1wfux_153:hover{background:var(--primary-light, #dce8fc)}._expandIcon_1wfux_162{width:20px;height:20px;display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:12px;color:var(--text-muted, #888);transition:transform .2s}._expandIconOpen_1wfux_174{transform:rotate(90deg)}._expandIconPlaceholder_1wfux_178{width:20px;flex-shrink:0}._nodeLabel_1wfux_183{flex:1;min-width:0;font-size:13px;color:var(--text-color, #333);line-height:1.4;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}._nodeCode_1wfux_194{font-size:11px;color:var(--text-muted, #999);font-family:monospace;flex-shrink:0}._questionBadge_1wfux_201{background:var(--primary-color, #4285f4);color:var(--button-text);font-size:10px;font-weight:600;padding:1px 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#333);margin:0 0 16px}._formGroup_1wfux_467{margin-bottom:14px}._formLabel_1wfux_471{display:block;font-size:13px;font-weight:600;color:var(--text-color, #555);margin-bottom:6px}._formTextarea_1wfux_479{width:100%;min-height:80px;padding:10px 12px;border:1px solid var(--border-color, #ddd);border-radius:8px;font-size:14px;font-family:inherit;resize:vertical;background:var(--card-bg, #fff);color:var(--text-color, #333);box-sizing:border-box}._formTextarea_1wfux_479:focus{outline:none;border-color:var(--primary-color, #4285f4);box-shadow:0 0 0 2px #4285f426}._formInput_1wfux_499{width:100%;padding:8px 12px;border:1px solid var(--border-color, #ddd);border-radius:8px;font-size:14px;font-family:inherit;background:var(--card-bg, #fff);color:var(--text-color, #333);box-sizing:border-box}._formInput_1wfux_499:focus{outline:none;border-color:var(--primary-color, #4285f4);box-shadow:0 0 0 2px #4285f426}.dark-mode ._formInput_1wfux_499{color-scheme:dark}._optionsContainer_1wfux_521{display:flex;flex-direction:column;gap:8px}._optionRow_1wfux_527{display:flex;align-items:center;gap:8px}._optionLetter_1wfux_533{font-size:13px;font-weight:600;color:var(--text-muted, #888);min-width:20px}._optionInput_1wfux_540{flex:1;padding:8px 12px;border:1px solid var(--border-color, #ddd);border-radius:8px;font-size:14px;font-family:inherit;background:var(--card-bg, #fff);color:var(--text-color, #333)}._optionInput_1wfux_540:focus{outline:none;border-color:var(--primary-color, #4285f4);box-shadow:0 0 0 2px #4285f426}._correctRadio_1wfux_557{cursor:pointer}._addOptionBtn_1wfux_561{padding:6px 12px;background:transparent;color:var(--primary-color, #4285f4);border:1px dashed var(--primary-color, #4285f4);border-radius:6px;font-size:12px;cursor:pointer;align-self:flex-start;margin-top:4px}._addOptionBtn_1wfux_561:hover{background:var(--primary-light, #e8f0fe)}._removeOptionBtn_1wfux_577{padding:4px 8px;background:transparent;color:var(--text-muted, #999);border:none;font-size:16px;cursor:pointer;line-height:1}._removeOptionBtn_1wfux_577:hover{color:var(--error-color, #d93025)}._formActions_1wfux_591{display:flex;gap:10px;margin-top:16px}._submitBtn_1wfux_597{padding:8px 20px;background:var(--primary-color, #4285f4);color:var(--button-text);border:none;border-radius:8px;font-size:13px;font-weight:600;cursor:pointer;transition:background .15s}._submitBtn_1wfux_597:hover{background:var(--primary-hover, #3367d6)}._submitBtn_1wfux_597:disabled{opacity:.6;cursor:not-allowed}._cancelBtn_1wfux_618{padding:8px 20px;background:transparent;color:var(--text-muted, #666);border:1px solid var(--border-color, #ddd);border-radius:8px;font-size:13px;cursor:pointer;transition:all .15s}._cancelBtn_1wfux_618:hover{background:var(--bg-color, #f5f5f5)}@media(max-width:900px){._container_1wfux_8{flex-direction:column;padding:12px}._leftPanel_1wfux_24{width:100%;min-width:0;max-height:40vh}}@media(max-width:600px){._container_1wfux_8{padding:10px;gap:12px}}._modalOverlay_1wfux_661{position:fixed;inset:0;background-color:var(--overlay-bg);display:flex;align-items:center;justify-content:center;z-index:1100}._addNodeModal_1wfux_674{background:var(--card-bg);border-radius:8px;padding:24px;width:400px;max-width:90%;box-shadow:0 4px 12px var(--shadow-color)}.dark-mode ._treeNodeRow_1wfux_78:hover{background:#ffffff14}.dark-mode ._treeNodeRowSelected_1wfux_153{background:#4285f426}.dark-mode ._treeNodeRowSelected_1wfux_153:hover{background:#4285f440}._tooltip_1wfux_700{position:fixed;z-index:1000;background-color:var(--input-bg, #333);color:var(--text-color);padding:6px 10px;border-radius:4px;font-size:12px;pointer-events:none;box-shadow:0 2px 4px var(--shadow-color);white-space:pre-wrap;max-width:300px;line-height:1.4;opacity:.95;border:1px solid var(--border-color)}._container_1jvdx_1{display:flex;flex-direction:column;gap:12px;width:100%}._textPart_1jvdx_8{font-size:1rem;line-height:1.6;color:inherit}._textPart_1jvdx_8 p{margin-bottom:.5em}._textPart_1jvdx_8 p:last-child{margin-bottom:0}._imageContainer_1jvdx_23{width:100%;display:flex;justify-content:center;margin:8px 0}._imagePart_1jvdx_30{max-width:100%;max-height:400px;object-fit:contain;border-radius:4px;border:1px solid var(--border-color)}._textPart_1jvdx_8 .katex{font-size:1.1em}._tableWrapper_1jvdx_44{overflow-x:auto;margin:.75rem 0}._tableTitle_1jvdx_49{text-align:center;font-weight:700;font-size:1rem;margin-bottom:.5rem;color:inherit}._questionTable_1jvdx_57{width:100%;border-collapse:collapse;font-size:.875rem}._questionTable_1jvdx_57 th,._questionTable_1jvdx_57 td{border:1px solid var(--border-color, #cbd5e1);padding:.5rem 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#999);font-family:monospace;word-break:break-all}._removeBtn_ryppi_44{padding:4px 10px;background:transparent;color:var(--error-color, #d93025);border:1px solid var(--error-color, #d93025);border-radius:6px;font-size:11px;cursor:pointer;transition:all .15s;flex-shrink:0}._removeBtn_ryppi_44:hover{background:var(--error-color, #d93025);color:var(--button-text)}._questionBody_ryppi_61{margin-bottom:12px;font-size:14px;color:var(--text-color, #333)}._optionsList_ryppi_67{list-style:none;padding:0;margin:0 0 8px}._optionItem_ryppi_73{display:flex;align-items:flex-start;padding:6px 10px;margin-bottom:4px;border-radius:6px;font-size:13px;color:var(--text-color, #333);background:var(--card-bg, #fff);gap:8px}._optionLabel_ryppi_85{font-weight:600;flex-shrink:0;min-width:20px;padding-top:2px}._optionContent_ryppi_92{flex:1;min-width:0}._correctOption_ryppi_97{background:var(--success-bg);border:1px solid var(--success-border)}._answerSummary_ryppi_103{display:flex;flex-wrap:wrap;align-items:center;gap:6px;padding:8px 10px;margin-bottom:8px;background:var(--success-bg);border:1px solid var(--success-border);border-radius:6px;font-size:13px}._answerSummaryLabel_ryppi_116{font-weight:600;color:var(--text-color, #333);margin-right:2px}._answerChip_ryppi_122{display:inline-block;padding:2px 8px;background:var(--card-bg, #fff);border:1px solid var(--border-color, #e5e5e5);border-radius:4px;font-size:12px;color:var(--text-color, #333)}._interactiveText_ryppi_133{font-size:14px;line-height:2;color:var(--text-color, #333);margin:4px 0}._previewDropdown_ryppi_140{display:inline-block;padding:2px 6px;margin:0 2px;border:1px solid var(--primary-color, #4285f4);border-radius:4px;background:var(--card-bg, #fff);color:var(--text-color, #333);font-size:12px;cursor:default;vertical-align:middle}._previewDropZone_ryppi_153{display:inline-block;min-width:60px;height:24px;margin:0 4px;border:2px dashed var(--primary-color, #4285f4);border-radius:4px;background:var(--bg-color, #f8f9fa);vertical-align:middle}._questionImage_ryppi_165{max-width:100%;max-height:200px;border-radius:6px;margin-top:8px}._overlay_15j0e_1{position:fixed;inset:0;background-color:var(--overlay-bg);display:flex;justify-content:center;align-items:center;z-index:1000;padding:1rem}._modal_15j0e_15{background-color:var(--card-bg);border-radius:16px;padding:2rem;max-width:420px;width:100%;box-shadow:0 20px 40px #0003;border:1px solid var(--input-border)}._title_15j0e_25{font-size:1.25rem;font-weight:600;color:var(--text-color);margin:0 0 1.25rem}._formGroup_15j0e_32{margin-bottom:1rem}._label_15j0e_36{display:block;font-size:.9rem;font-weight:500;color:var(--text-color);margin-bottom:.375rem}._input_15j0e_44{width:100%;padding:.625rem .75rem;font-size:.95rem;border-radius:8px;border:1px solid var(--input-border);background-color:var(--input-bg);color:var(--text-color);outline:none;transition:border-color 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._processingOverlay_nimqs_29{background-color:#1e1e1eb3}._spinner_nimqs_52{width:40px;height:40px;border:4px solid var(--input-border);border-top:4px solid var(--primary-color);border-radius:50%;animation:_spin_nimqs_52 1s linear infinite;margin-bottom:1rem}@keyframes _spin_nimqs_52{0%{transform:rotate(0)}to{transform:rotate(360deg)}}._modalHeader_nimqs_67{padding:.75rem 1rem;border-bottom:1px solid var(--input-border);display:flex;justify-content:space-between;align-items:center;background-color:var(--secondary-bg);border-radius:8px 8px 0 0}._modalHeader_nimqs_67 h2{margin:0;color:var(--text-color);font-size:1.1rem}._closeButton_nimqs_83{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-color);padding:0;line-height:1}._modalBody_nimqs_93{padding:0;overflow:hidden;flex:1;min-height:0}._modalBodyLayout_nimqs_100{display:flex;height:100%;min-height:0}._livePreviewPanel_nimqs_106{width:440px;flex-shrink:0;border-right:1px solid var(--input-border);display:flex;flex-direction:column;background-color:var(--secondary-bg)}._livePreviewLabel_nimqs_115{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--text-muted);padding:.6rem .75rem;border-bottom:1px solid var(--input-border)}._livePreviewContent_nimqs_125{flex:1;overflow-y:auto;padding:.75rem}._formPanel_nimqs_131{flex:1;min-width:0;padding:1rem;overflow-y:auto;display:flex;flex-direction:column;gap:1rem}._modalFooter_nimqs_141{padding:.75rem 1rem;border-top:1px solid var(--input-border);display:flex;justify-content:flex-end;gap:.75rem;background-color:var(--secondary-bg);border-radius:0 0 8px 8px}._secondaryButton_nimqs_151{background:transparent;border:1px solid var(--input-border);padding:.5rem 1rem;border-radius:6px;color:var(--text-color);cursor:pointer;font-size:.85rem}._primaryButton_nimqs_161{background-color:var(--primary-color);color:var(--button-text);border:none;padding:.5rem 1rem;border-radius:6px;font-weight:600;cursor:pointer;font-size:.85rem}._primaryButton_nimqs_161:disabled{opacity:.7;cursor:not-allowed}._approveButton_nimqs_177{display:inline-flex;align-items:center;gap:.35rem;background-color:#1e8e3e;color:var(--button-text);border:none;padding:.5rem 1rem;border-radius:6px;font-weight:600;cursor:pointer;font-size:.85rem;transition:background .15s;margin-right:auto}._approveButton_nimqs_177:hover{background-color:#167a32}._approveButton_nimqs_177:disabled{opacity:.7;cursor:not-allowed}._deleteButton_nimqs_202{display:inline-flex;align-items:center;gap:.35rem;background-color:#dc2626;color:var(--button-text);border:none;padding:.5rem 1rem;border-radius:6px;font-weight:600;cursor:pointer;font-size:.85rem;transition:background .15s}._deleteButton_nimqs_202:hover{background-color:#b91c1c}._deleteButton_nimqs_202:disabled{opacity:.7;cursor:not-allowed}._unapproveButton_nimqs_226{display:inline-flex;align-items:center;gap:.35rem;background-color:#f9a825;color:var(--button-text);border:none;padding:.5rem 1rem;border-radius:6px;font-weight:600;cursor:pointer;font-size:.85rem;transition:background .15s;margin-right:auto}._unapproveButton_nimqs_226:hover{background-color:#e09000}._unapproveButton_nimqs_226:disabled{opacity:.7;cursor:not-allowed}._topRow_nimqs_252{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}._formGroup_nimqs_258{display:flex;flex-direction:column;gap:.25rem;position:relative}._outcomesSection_nimqs_266{border:1px solid var(--input-border);border-radius:6px;padding:.75rem;background-color:var(--secondary-bg)}._outcomesSection_nimqs_266 label{font-weight:600;color:var(--text-color);font-size:.8rem;display:block;margin-bottom:.4rem}._outcomeChips_nimqs_281{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:.5rem;min-height:28px}._outcomeChip_nimqs_281{display:inline-flex;align-items:flex-start;gap:.4rem;background-color:var(--bg-color);border:1px solid var(--input-border);border-radius:6px;padding:.3rem .5rem;color:var(--text-color)}._outcomeChip_nimqs_281._notSelected_nimqs_300{color:var(--text-muted);font-style:italic;font-size:.8rem}._chipContent_nimqs_306{display:flex;flex-direction:column;gap:2px}._chipCode_nimqs_312{font-size:.8rem;font-weight:700;color:var(--primary-color);white-space:nowrap}._chipDesc_nimqs_319{font-size:.72rem;color:var(--text-muted, 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#e5e5e5);border-radius:10px;overflow:visible;background:var(--card-bg, #fff)}._gradeHeader_1gpx5_256{display:flex;align-items:center;gap:10px;padding:14px 16px;cursor:pointer;background:var(--bg-hover, #f8f8f8);transition:background .15s}._gradeHeader_1gpx5_256:hover{background:var(--border-color, #eee)}._expandIcon_1gpx5_270{font-size:11px;color:var(--text-muted, #888);width:16px;flex-shrink:0}._gradeTitle_1gpx5_277{margin:0;font-size:16px;font-weight:600;color:var(--text-color, #333)}._gradeCount_1gpx5_284{margin-left:auto;font-size:13px;color:var(--text-muted, #888);background:var(--border-color, #e5e5e5);padding:2px 10px;border-radius:12px}._topicsContainer_1gpx5_293{padding:4px 0 4px 8px}._topicGroup_1gpx5_297{border-bottom:1px solid var(--border-color, #f0f0f0)}._topicGroup_1gpx5_297:last-child{border-bottom:none}._topicHeader_1gpx5_305{display:flex;align-items:center;gap:8px;padding:10px 16px;cursor:pointer;transition:background 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#aaa)}._clearSearchBtn_1gpx5_376{position:absolute;right:6px;background:none;border:none;cursor:pointer;color:var(--text-muted, #888);font-size:12px;padding:4px;display:flex;align-items:center;border-radius:4px}._clearSearchBtn_1gpx5_376:hover{color:var(--text-color, #333);background:#0000000f}._statusFilter_1gpx5_395{padding:6px 10px;border:1px solid var(--border-color, #e5e5e5);border-radius:8px;background:var(--card-bg, #fff);color:var(--text-color, #333);font-size:14px;cursor:pointer}._statusCell_1gpx5_405{display:flex;align-items:center;gap:6px}._statusBadge_1gpx5_411{display:inline-block;padding:2px 10px;border-radius:12px;font-size:12px;font-weight:600;white-space:nowrap}._statusApproved_1gpx5_420{background:#e6f4ea;color:#1e8e3e}._statusPending_1gpx5_425{background:#fef7e0;color:#f9a825}._actionBtn_1gpx5_430{background:none;border:none;cursor:pointer;padding:6px;border-radius:4px;transition:all 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#888)}._summaryImage_1gpx5_630{height:40px;width:auto;object-fit:cover;border-radius:4px;border:1px solid var(--border-color, #e5e5e5)}._portalTooltip_1gpx5_638{position:fixed;z-index:9999;background:var(--card-bg, #fff);border:1px solid var(--border-color, #ccc);border-radius:8px;padding:12px;box-shadow:0 4px 12px #00000026;width:max-content;max-width:400px;max-height:400px;overflow-y:auto;pointer-events:none}._tooltipPart_1gpx5_653{margin-bottom:8px}._tooltipPart_1gpx5_653:last-child{margin-bottom:0}._tooltipText_1gpx5_661{margin:0;font-size:14px;color:var(--text-color, #333);line-height:1.4;white-space:pre-wrap}._tooltipImage_1gpx5_669{max-width:100%;height:auto;border-radius:4px;display:block;margin:0 auto}._gradeCardsGrid_1gpx5_679{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;padding:8px 0}._gradeCard_1gpx5_679{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:32px 16px;background:var(--card-bg, 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#3367d6)}@media(max-width:768px){._container_1gpx5_31{padding:16px}._header_1gpx5_42{flex-direction:column;align-items:stretch}._header_1gpx5_42>div:first-child{min-width:0}._headerActions_1gpx5_127{width:100%;justify-content:flex-start}._viewToggle_1gpx5_143{flex-shrink:0}._filterBar_1gpx5_331{flex-direction:column;align-items:stretch}._searchBox_1gpx5_339{flex:1 1 auto;max-width:none;min-width:0}._emptyState_1gpx5_117{padding:32px 16px}._gradeCardsGrid_1gpx5_679{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}._editNavBar_1gpx5_495{left:8px;right:8px;width:auto;max-width:none;transform:none;flex-wrap:wrap;justify-content:center;box-sizing:border-box}._summaryText_1gpx5_588{max-width:min(300px,55vw)}._outcomeDesc_1gpx5_616{max-width:min(220px,45vw)}}@media(max-width:640px){._title_1gpx5_53{font-size:20px}._gradeCardsGrid_1gpx5_679{grid-template-columns:1fr}._gradeCard_1gpx5_679{padding:24px 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#333);vertical-align:middle;line-height:1.4}._backButton_1cq86_52{display:inline-flex;align-items:center;gap:6px;background:none;border:none;padding:0;font-size:14px;color:var(--primary-color, #4285f4);cursor:pointer;font-weight:500;transition:color .15s}._backButton_1cq86_52:hover{color:var(--primary-hover, #3367d6)}._scrollArea_1cq86_72{flex:1;overflow-y:auto;padding:24px 32px;scroll-behavior:smooth}._loadingContainer_1cq86_79{display:flex;align-items:center;justify-content:center;padding:48px;color:var(--text-muted, #888);font-size:16px}._spinner_1cq86_88{width:24px;height:24px;border:3px solid var(--border-color, #e5e5e5);border-top-color:var(--primary-color, #4285f4);border-radius:50%;animation:_spin_1cq86_88 .8s linear infinite;margin-right:12px}@keyframes _spin_1cq86_88{to{transform:rotate(360deg)}}._errorMessage_1cq86_104{padding:24px;color:var(--error-color, #d93025);background:var(--error-bg);border-radius:8px;text-align:center;font-size:14px}._container_1cq86_115{width:100%;margin:0 auto;padding:24px 32px;flex:1;display:flex;flex-direction:column;min-width:0}._header_1cq86_19{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid var(--border-color, #e5e5e5);gap:12px;min-width:0}._gradeCardsGrid_1cq86_136{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;padding:8px 0}._gradeCard_1cq86_136{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:32px 16px;background:var(--card-bg, #fff);border:1px solid var(--border-color, #e5e5e5);border-radius:12px;cursor:pointer;transition:all .2s}._gradeCard_1cq86_136:hover{border-color:var(--primary-color, #4285f4);box-shadow:0 2px 12px #4285f426;transform:translateY(-2px)}._gradeCardNumber_1cq86_163{font-size:20px;font-weight:700;color:var(--text-color, #333)}._gradeCardCount_1cq86_169{font-size:14px;color:var(--text-muted, #888)}._questionsFeed_1cq86_176{display:flex;flex-direction:column;gap:24px;max-width:800px;margin:0 auto;width:100%}._questionCard_1cq86_185{background:var(--card-bg, #fff);border:2px solid var(--border-color, #e5e5e5);border-radius:12px;padding:24px;transition:border-color .15s;scroll-margin-top:16px}._questionCardActive_1cq86_194{border-color:var(--primary-color, #4285f4);box-shadow:0 0 0 1px var(--primary-color, #4285f4)}._questionNumber_1cq86_199{font-size:12px;font-weight:700;color:var(--text-muted, #888);text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px}._questionMeta_1cq86_208{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:16px}._badge_1cq86_216{display:inline-block;padding:2px 10px;border-radius:12px;font-size:12px;font-weight:600;background:var(--border-color, #e5e5e5);color:var(--text-muted, #666);white-space:nowrap}._questionBody_1cq86_227{margin-bottom:16px}._questionBody_1cq86_227>div{overflow:visible}._reviewPanel_1cq86_238{background:var(--bg-color, #f5f5f5);border:1px solid var(--border-color, #e5e5e5);border-radius:10px;padding:16px 20px;display:flex;flex-direction:column;gap:12px}._answerRow_1cq86_248{display:flex;align-items:center;gap:10px}._answerLabel_1cq86_254{font-size:13px;font-weight:600;color:var(--text-muted, #666);white-space:nowrap}._answerValue_1cq86_261{font-size:15px;font-weight:700;color:var(--green-600);background:#f0fdf4;border:1px solid #bbf7d0;border-radius:6px;padding:2px 10px}._solutionSection_1cq86_271{border-top:1px solid var(--border-color, #e5e5e5);padding-top:12px;display:flex;flex-direction:column;gap:10px}._solutionTitle_1cq86_279{display:flex;align-items:center;gap:7px;font-size:13px;font-weight:700;color:var(--text-color, #333);text-transform:uppercase;letter-spacing:.04em}._solutionIcon_1cq86_290{color:#f59e0b;font-size:13px}._stepsList_1cq86_295{display:flex;flex-direction:column;gap:8px}._stepItem_1cq86_301{display:flex;gap:12px;align-items:flex-start}._stepNumber_1cq86_307{flex-shrink:0;font-size:11px;font-weight:700;color:#6366f1;background:#eef2ff;border:1px solid #c7d2fe;border-radius:4px;padding:2px 8px;white-space:nowrap;margin-top:1px}._stepBody_1cq86_320{display:flex;flex-direction:column;gap:3px;flex:1}._stepDescription_1cq86_327{font-size:13px;color:var(--text-color, #333);line-height:1.5}._stepDetail_1cq86_333{font-size:12px;color:var(--text-muted, #666);line-height:1.4}._stepDetailLabel_1cq86_339{font-weight:600;color:var(--text-color, #444)}@media(max-width:768px){._stickyHeader_1cq86_11{padding:12px 16px}._headerInner_1cq86_19{gap:12px}._scrollArea_1cq86_72,._container_1cq86_115{padding:16px}._header_1cq86_19{flex-direction:column;align-items:stretch;gap:12px}._gradeCardsGrid_1cq86_136{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px}._questionCard_1cq86_185{padding:16px}._answerRow_1cq86_248{flex-wrap:wrap;align-items:flex-start}}@media(max-width:640px){._title_1cq86_26{font-size:18px}._gradeCardsGrid_1cq86_136{grid-template-columns:1fr}._gradeCard_1cq86_136{padding:24px 14px}._questionsFeed_1cq86_176{gap:16px}}._resizeHandle_1wiuo_2{width:6px;cursor:col-resize;flex-shrink:0;position:relative;z-index:10;margin:0 -3px}._resizeHandle_1wiuo_2:after{content:"";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:2px;height:32px;border-radius:1px;background:var(--border-color, #ddd);opacity:0;transition:opacity .2s}._resizeHandle_1wiuo_2:hover:after{opacity:1}._noBorderLeft_1wiuo_30{border-left:none!important}._practicePanel_1wiuo_35{padding:24px 28px;display:flex;flex-direction:column;align-items:flex-start;gap:16px}._practiceTitle_1wiuo_43{font-size:18px;font-weight:600;color:var(--text-color, #333);margin:0;line-height:1.4}._practiceQuestionCount_1wiuo_51{font-size:14px;color:var(--text-muted, #888)}._savedProgressNote_1wiuo_56{font-size:13px;color:var(--primary-color, #1976d2);margin:0}._startButton_1wiuo_62{display:inline-flex;align-items:center;gap:10px;padding:14px 48px;background:#43a047;color:var(--button-text);border:none;border-radius:12px;font-size:16px;font-weight:600;cursor:pointer;transition:background .15s,transform .1s,box-shadow .15s}._startButton_1wiuo_62:hover{background:#388e3c;transform:translateY(-2px);box-shadow:0 4px 16px #43a0474d}._startButton_1wiuo_62:active{transform:translateY(0);box-shadow:none}._noQuestionsText_1wiuo_91{font-size:15px;color:var(--text-muted, #888);font-style:italic;margin:0}.dark-mode ._practiceTitle_1wiuo_43{color:var(--text-color-dark, #e0e0e0)}.dark-mode 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8px;border-radius:20px;border:1px solid var(--success, #10b981);background:var(--success-light, #d1fae5);font-size:.6875rem;font-weight:800;color:var(--success, #10b981);line-height:1.2}._annualAfterRetailPrice_5wkbm_446{margin-top:.125rem}._annualAfterRetailPrice_5wkbm_446 ._planCardPrice_5wkbm_378{color:var(--success, #10b981)}._annualAfterRetailPrice_5wkbm_446 ._planCardPeriod_5wkbm_385{color:var(--success, #10b981);opacity:.9}._wrapper_1umzd_1{display:flex;justify-content:center;align-items:flex-start;width:100%;min-height:100%;padding:2rem 1rem 4rem}._container_1umzd_10{width:100%;max-width:800px;display:flex;flex-direction:column;gap:.5rem}._title_1umzd_18{font-size:1.75rem;font-weight:700;color:var(--text-color);margin:0}._lastUpdated_1umzd_25{font-size:.875rem;color:var(--text-color);opacity:.5;margin:.25rem 0 1.5rem}._section_1umzd_32{margin-bottom:1.5rem}._sectionTitle_1umzd_36{font-size:1.2rem;font-weight:600;color:var(--text-color);margin:0 0 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1.25rem;border-radius:12px;border:1px solid var(--input-border, #e5e7eb);background:var(--input-bg, #fef2f2)}@media(max-width:640px){._wrapper_1umzd_1{padding:1.25rem .875rem 3rem}._title_1umzd_18{font-size:1.4rem;line-height:1.25}._sectionTitle_1umzd_36{font-size:1.05rem}._list_1umzd_59{margin-left:1.125rem}._contactBox_1umzd_72{padding:1rem}}._wrapper_scklx_1{padding-top:80px;min-height:100vh;background:var(--bg-color)}._inner_scklx_7{max-width:760px;margin:0 auto;padding:3rem 1.5rem 5rem}._header_scklx_13{margin-bottom:3rem}._heading_scklx_17{font-size:2.25rem;font-weight:800;color:var(--text-color);margin:0 0 .75rem}._subheading_scklx_24{font-size:1.0625rem;color:var(--text-secondary);margin:0}._list_scklx_30{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:1.5rem}._card_scklx_39{border:1px solid var(--border-color);border-radius:12px;transition:border-color .15s,box-shadow 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.15s,transform .1s,box-shadow .15s;align-self:flex-start}._submitBtn_141fr_236:hover:not(:disabled){background:var(--primary-hover, var(--blue-600));transform:translateY(-1px);box-shadow:0 4px 12px #2563eb40}._submitBtn_141fr_236:disabled{opacity:.45;cursor:not-allowed}._historyBody_141fr_265{min-height:200px}._emptyState_141fr_269{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:56px 24px;text-align:center}._emptyIcon_141fr_278{font-size:2.5rem;margin-bottom:12px;display:block}._emptyTitle_141fr_284{font-size:1rem;font-weight:700;color:var(--text-color, #1a1a2e);margin:0 0 4px}._emptyDesc_141fr_291{font-size:.85rem;color:var(--text-color, #64748b);opacity:.55;margin:0}._spinner_141fr_298{width:28px;height:28px;border:3px solid var(--input-border, #e2e8f0);border-top-color:var(--primary-color, var(--blue-600));border-radius:50%;animation:_spin_141fr_298 .7s linear infinite;margin-bottom:14px}@keyframes 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#1a1a2e);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}._accordionMeta_141fr_369{display:flex;align-items:center;gap:8px;flex-shrink:0;margin-left:auto}._repliedDot_141fr_377{width:8px;height:8px;border-radius:50%;background:var(--green-600);display:inline-block}._pendingDot_141fr_385{width:8px;height:8px;border-radius:50%;background:#d97706;display:inline-block}._accordionDate_141fr_393{font-size:.72rem;color:var(--text-color, #94a3b8);opacity:.55;white-space:nowrap}._accordionBody_141fr_401{padding:0 20px 18px 46px;animation:_fadeIn_141fr_1 .15s ease}@keyframes _fadeIn_141fr_1{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}._bodyMeta_141fr_411{display:flex;align-items:center;gap:12px;margin-bottom:10px}._bodyTypeBadge_141fr_418{font-size:.78rem;font-weight:700;color:var(--text-color, #64748b);opacity:.8}._bodyDate_141fr_425{display:flex;align-items:center;gap:4px;font-size:.72rem;color:var(--text-color, 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12px;border-radius:8px}._deleteBtn_141fr_491{display:inline-flex;align-items:center;gap:5px;padding:5px 12px;border:none;border-radius:8px;background:#ef444414;color:#ef4444;font-size:.75rem;font-weight:600;cursor:pointer;transition:background .15s,color .15s}._deleteBtn_141fr_491:hover:not(:disabled){background:#ef444426}._deleteBtn_141fr_491:disabled{opacity:.5;cursor:not-allowed}._accordionItemOpen_141fr_516>._accordionHeader_141fr_326{background:#00000004}.dark-mode ._accordionHeader_141fr_326:hover,.dark-mode ._accordionItemOpen_141fr_516>._accordionHeader_141fr_326{background:#ffffff05}.dark-mode ._typeCardActive_141fr_146{background:#2563eb1f}.dark-mode ._replyBlock_141fr_442{background:#2563eb14}@media(max-width:600px){._page_141fr_1{padding:20px 16px 40px}._typeRow_141fr_122{flex-direction:column}._typeCard_141fr_127{flex-direction:row;padding:12px 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#0000000a}._statIcon_jc2lq_94{width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}._statIconTotal_jc2lq_104{background:#6366f11a;color:#6366f1}._statIconOpen_jc2lq_109{background:#eab3081a;color:#d97706}._statIconAnswered_jc2lq_114{background:#22c55e1a;color:var(--green-600)}._statIconBug_jc2lq_119{background:#ef444414}._statInfo_jc2lq_123{display:flex;flex-direction:column;gap:1px}._statValue_jc2lq_129{font-size:22px;font-weight:800;color:var(--text-color, #1a1a2e);letter-spacing:-.02em;line-height:1.1}._statLabel_jc2lq_137{font-size:12px;font-weight:600;color:var(--text-secondary, #94a3b8);text-transform:uppercase;letter-spacing:.4px}._filters_jc2lq_146{display:flex;align-items:center;gap:10px;margin-bottom:18px;color:var(--text-secondary, #64748b);padding:12px 16px;background:var(--card-bg, #fff);border:1px solid var(--card-border, #e2e8f0);border-radius:12px}._filterSelect_jc2lq_158{padding:7px 12px;border:1px solid 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14px;font-size:15px;border-radius:var(--radius-md)}._mobileMenu_zslz0_216 ._logoutBtn_zslz0_127{display:flex;align-items:center;gap:8px;justify-content:flex-start;width:100%;padding:10px 14px;font-size:15px;border-radius:8px}._mobileMenuDivider_zslz0_257{height:1px;background:var(--card-border);margin:4px 0}@media(max-width:1024px){._navbar_zslz0_4{padding:0 16px;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}._brandText_zslz0_35,._navLinks_zslz0_49,._logoutBtn_zslz0_127,._avatar_zslz0_101,._avatarLink_zslz0_101{display:none}._navRight_zslz0_94{margin-left:auto;flex-shrink:0}._hamburger_zslz0_198{display:flex;margin-left:auto;flex-shrink:0}._feedbackBtn_zslz0_163{padding:6px 10px}._feedbackBtnText_zslz0_193{display:none}}.dark-mode ._avatar_zslz0_101{background:linear-gradient(135deg,#1cb0f640,#45bdf733);color:var(--blue-400)}.dark-mode ._navLink_zslz0_49:hover{background:var(--card-bg-hover);color:var(--blue-400)}.dark-mode ._activeLink_zslz0_74,.dark-mode ._activeLink_zslz0_74:hover{background:#1cb0f626;color:var(--blue-400)}.dark-mode ._brandText_zslz0_35{color:var(--blue-400)}.dark-mode ._brandSub_zslz0_43{color:var(--text-secondary)}.dark-mode ._logoutBtn_zslz0_127{background:#3b82f61f;border-color:#3b82f64d;color:var(--blue-400)}.dark-mode ._logoutBtn_zslz0_127:hover{background:#3b82f633;border-color:var(--blue-400)}.dark-mode ._hamburger_zslz0_198:hover{background:var(--card-bg-hover)}.dark-mode ._feedbackBtn_zslz0_163{background:#3b82f61f;border-color:#3b82f64d;color:var(--blue-400)}.dark-mode ._feedbackBtn_zslz0_163:hover,.dark-mode ._feedbackBtnActive_zslz0_188{background:#3b82f633;border-color:var(--blue-400)}._levelBadge_zslz0_380{align-self:center;padding:3px 10px;border-radius:var(--radius-full);background:var(--blue-600);color:#fff;font-size:.78rem;font-weight:700;white-space:nowrap}._collectionLinkWrap_zslz0_392{position:relative;display:inline-flex;align-items:center}@keyframes _badgePulse_zslz0_1{0%,to{box-shadow:0 0 #eab30880}50%{box-shadow:0 0 0 4px #eab30800}}._packBadge_zslz0_408{position:absolute;top:2px;right:2px;min-width:18px;height:18px;padding:0 5px;border-radius:var(--radius-full);background:#f59e0b;color:#1c1917;font-size:.7rem;font-weight:700;line-height:18px;text-align:center;white-space:nowrap;pointer-events:none;animation:_badgePulse_zslz0_1 2s ease-in-out infinite}@media(prefers-reduced-motion:reduce){._packBadge_zslz0_408{animation:none}}.dark-mode ._packBadge_zslz0_408{background:#d97706;color:#fef3c7}.app-container{display:flex;flex-direction:column;min-height:100vh;width:100%;overflow-x:clip}