._notificationPrompt_1b6ht_1{position:sticky;top:8px;z-index:30;display:flex;align-items:center;gap:12px;margin:12px auto;max-width:1180px;padding:12px 14px;border:1px solid rgba(77,225,255,.35);border-radius:14px;background:#050f1ceb;backdrop-filter:blur(14px)}._notificationPrompt_1b6ht_1>span{font-size:24px}._notificationPrompt_1b6ht_1 div{flex:1}._notificationPrompt_1b6ht_1 b,._notificationPrompt_1b6ht_1 small{display:block}._notificationPrompt_1b6ht_1 small{margin-top:3px;opacity:.72}._notificationPanel_1b6ht_3{position:fixed;top:82px;right:18px;z-index:50;width:min(390px,calc(100vw - 36px));max-height:70vh;overflow:auto;padding:12px;border:1px solid rgba(77,225,255,.35);border-radius:16px;background:#050f1cf5;box-shadow:0 20px 60px #0006;backdrop-filter:blur(18px)}._notificationPanel_1b6ht_3>div{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}._notificationPanel_1b6ht_3>div button{background:none;border:0;color:inherit;font-size:22px;cursor:pointer}._notificationPanel_1b6ht_3 article{padding:11px;border-radius:12px;background:#ffffff0a;margin-top:8px;cursor:pointer}._notificationPanel_1b6ht_3 article strong,._notificationPanel_1b6ht_3 article p,._notificationPanel_1b6ht_3 article small{display:block}._notificationPanel_1b6ht_3 article p{margin:5px 0;line-height:1.5}._notificationPanel_1b6ht_3 article small{opacity:.6}._app_1b6ht_6{min-height:100vh;background:radial-gradient(circle at 80% 0%,rgba(25,196,223,.12),transparent 28%),#f4f8fa;color:#0c1820;font-family:var(--font-family-base);background-image:linear-gradient(rgba(43,212,238,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(43,212,238,.025) 1px,transparent 1px);background-size:34px 34px;position:relative}._darkApp_1b6ht_6{background-color:#061017;color:#e8f5f8}._scanline_1b6ht_6{position:fixed;inset:0;height:2px;background:linear-gradient(90deg,transparent,#2bd4ee,transparent);opacity:.12;animation:_scan_1b6ht_6 9s linear infinite;pointer-events:none;z-index:30}._header_1b6ht_6{height:78px;border-bottom:1px solid #c9dce2;display:flex;align-items:center;gap:12px;padding:0 5%;background:#ffffffe0;backdrop-filter:blur(18px);position:sticky;top:0;z-index:10}._darkApp_1b6ht_6 ._header_1b6ht_6{border-color:#1d3a45;background:#061017e6}._logo_1b6ht_6{width:54px;height:54px;border:1px solid #19c4df;border-radius:16px;background:linear-gradient(145deg,#15333d,#061017);color:#2bd4ee;position:relative;box-shadow:0 0 30px #2bd4ee2e,inset 0 0 18px #2bd4ee14;cursor:pointer;overflow:hidden}._logo_1b6ht_6 span{font-family:var(--font-family-display);font-size:25px;font-weight:700;position:absolute;top:8px;text-shadow:0 0 15px currentColor}._logo_1b6ht_6 span:first-child{right:9px}._logo_1b6ht_6 span:last-child{left:10px;top:15px;opacity:.65}._logo_1b6ht_6 i{position:absolute;inset:-50%;background:linear-gradient(120deg,transparent 42%,rgba(255,255,255,.75) 50%,transparent 58%);animation:_shine_1b6ht_1 3.2s ease-in-out infinite}._brand_1b6ht_6{border:0;background:none;color:inherit;text-align:right;cursor:pointer;padding:0}._brand_1b6ht_6 b{display:block;font-family:var(--font-family-display);letter-spacing:2px}._brand_1b6ht_6 small{display:block;color:#55717b;font-size:11px}._darkApp_1b6ht_6 ._brand_1b6ht_6 small{color:#89a9b2}._headerStats_1b6ht_6{display:flex;gap:7px;margin-right:auto}._headerStats_1b6ht_6 span{font:700 10px var(--font-family-monospace);padding:7px 9px;border:1px solid #c9dce2;border-radius:999px;color:#55717b}._darkApp_1b6ht_6 ._headerStats_1b6ht_6 span{border-color:#1d3a45;color:#89a9b2}._headerBadge_1b6ht_6{color:#19aeca;font:700 9px var(--font-family-monospace);border:1px solid #1d3a45;padding:8px 10px;border-radius:999px}._nav_1b6ht_6{display:flex;gap:8px;padding:13px 5%;border-bottom:1px solid #c9dce2;overflow:auto;background:#ffffffb3;backdrop-filter:blur(12px);position:sticky;top:78px;z-index:9}._darkApp_1b6ht_6 ._nav_1b6ht_6{border-color:#1d3a45;background:#061017a3}._main_1b6ht_6{width:min(1160px,90%);margin:0 auto;padding:44px 0}._hero_1b6ht_6{display:grid;grid-template-columns:1.12fr .88fr;gap:30px;align-items:center;padding:46px;border:1px solid #c9dce2;border-radius:30px;background:linear-gradient(145deg,#fffffff5,#eaf2f5f0);box-shadow:0 24px 70px #0c222b24;overflow:hidden;position:relative}._darkApp_1b6ht_6 ._hero_1b6ht_6,._darkApp_1b6ht_6 ._unitCard_1b6ht_6,._darkApp_1b6ht_6 ._lesson_1b6ht_6,._darkApp_1b6ht_6 ._feature_1b6ht_6,._darkApp_1b6ht_6 ._quiz_1b6ht_6,._darkApp_1b6ht_6 ._result_1b6ht_6,._darkApp_1b6ht_6 ._feedback_1b6ht_6,._darkApp_1b6ht_6 ._plan_1b6ht_6,._darkApp_1b6ht_6 ._quick_1b6ht_6,._darkApp_1b6ht_6 ._progressHero_1b6ht_6,._darkApp_1b6ht_6 ._resume_1b6ht_6,._darkApp_1b6ht_6 ._reviewList_1b6ht_6 article,._darkApp_1b6ht_6 ._empty_1b6ht_6{border-color:#1d3a45;background:linear-gradient(145deg,#0f2731f7,#07151ced);box-shadow:0 24px 70px #0000004d}._heroCopy_1b6ht_6{position:relative;z-index:1}._kicker_1b6ht_6{color:#0c9bb2;font:700 11px var(--font-family-monospace);letter-spacing:1.5px}._darkApp_1b6ht_6 ._kicker_1b6ht_6{color:#2bd4ee}._hero_1b6ht_6 h1{font:700 clamp(42px,7vw,78px) var(--font-family-display);line-height:1.02;margin:14px 0}._hero_1b6ht_6 h1 em{font-style:normal;color:#0c9bb2}._darkApp_1b6ht_6 ._hero_1b6ht_6 h1 em{color:#2bd4ee}._hero_1b6ht_6 p,._sectionTitle_1b6ht_6 p,._feedback_1b6ht_6>p,._progressHero_1b6ht_6 p{color:#55717b;max-width:780px;line-height:1.95}._darkApp_1b6ht_6 ._hero_1b6ht_6 p,._darkApp_1b6ht_6 ._sectionTitle_1b6ht_6 p,._darkApp_1b6ht_6 ._feedback_1b6ht_6>p,._darkApp_1b6ht_6 ._progressHero_1b6ht_6 p{color:#89a9b2}._actions_1b6ht_6,._modeRow_1b6ht_6,._quickChoices_1b6ht_6,._lessonActions_1b6ht_6,._rateButtons_1b6ht_6,._resultActions_1b6ht_6,._reviewActions_1b6ht_6{display:flex;gap:9px;flex-wrap:wrap;margin-top:20px}._questionCount_1b6ht_6{display:flex;gap:8px;align-items:center;padding:9px 12px;border:1px solid #c9dce2;border-radius:12px;background:#f7fafb;font-size:12px}._darkApp_1b6ht_6 ._questionCount_1b6ht_6{border-color:#1d3a45;background:#0a1921}._questionCount_1b6ht_6 select{border:0;background:transparent;color:inherit;font-weight:800;outline:none}._quizActions_1b6ht_6{display:flex;gap:9px;flex-wrap:wrap;margin-top:16px}._core_1b6ht_6{justify-self:center;text-align:center}._ring_1b6ht_6{width:260px;height:260px;border:1px solid rgba(43,212,238,.45);border-radius:50%;display:grid;place-items:center;box-shadow:0 0 70px #2bd4ee1f,inset 0 0 45px #2bd4ee0d;animation:_float_1b6ht_1 4s ease-in-out infinite;position:relative}._ring_1b6ht_6:before,._ring_1b6ht_6:after{content:"";position:absolute;border-radius:50%;border:1px dashed rgba(43,212,238,.28)}._ring_1b6ht_6:before{width:210px;height:210px;animation:_spin_1b6ht_1 16s linear infinite}._ring_1b6ht_6:after{width:300px;height:300px;border-color:#2bd4ee1f;animation:_spin_1b6ht_1 24s linear reverse infinite}._msMark_1b6ht_6{width:150px;height:150px;border-radius:38px;display:grid;place-items:center;background:linear-gradient(145deg,#26d8ee,#0b5665 58%,#061017);color:#031419;box-shadow:0 0 55px #2bd4ee59,inset 0 0 28px #ffffff26;position:relative;transform:rotate(-3deg)}._msMark_1b6ht_6 span{position:absolute;font:700 69px var(--font-family-display);line-height:1}._msMark_1b6ht_6 span:first-child{right:20px;top:23px}._msMark_1b6ht_6 span:last-child{left:21px;top:48px;opacity:.72}._coreOrbit_1b6ht_6{position:absolute;bottom:18px;left:50%;transform:translate(-50%);font:700 8px var(--font-family-monospace);letter-spacing:1.4px;color:#55717b;white-space:nowrap}._darkApp_1b6ht_6 ._coreOrbit_1b6ht_6{color:#89a9b2}._resume_1b6ht_6{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:18px;padding:20px 24px;border:1px solid #c9dce2;border-radius:18px;background:#fff;box-shadow:0 10px 30px #0c222b14}._resume_1b6ht_6 h2{margin:5px 0}._resume_1b6ht_6 p{margin:0;color:#55717b}._darkApp_1b6ht_6 ._resume_1b6ht_6 p{color:#89a9b2}._commandGrid_1b6ht_6{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:18px}._commandCard_1b6ht_6,._masteryCard_1b6ht_6{padding:18px;border:1px solid #c9dce2;border-radius:17px;background:#fff;box-shadow:0 8px 24px #0c222b14;display:flex;flex-direction:column;gap:5px}._darkApp_1b6ht_6 ._commandCard_1b6ht_6,._darkApp_1b6ht_6 ._masteryCard_1b6ht_6{border-color:#1d3a45;background:#0d2029}._commandCard_1b6ht_6 b{color:#19aeca;font:700 10px var(--font-family-monospace)}._commandCard_1b6ht_6 span{font-size:13px;color:#55717b}._darkApp_1b6ht_6 ._commandCard_1b6ht_6 span{color:#89a9b2}._quickInsight_1b6ht_6{margin-top:18px;padding:23px;border:1px solid #19c4df;border-radius:20px;background:linear-gradient(110deg,#19c4df14,#ffffffb3);display:flex;justify-content:space-between;gap:20px;align-items:center}._darkApp_1b6ht_6 ._quickInsight_1b6ht_6{background:linear-gradient(110deg,#2bd4ee14,#081921e6)}._quickInsight_1b6ht_6 h2{margin:6px 0}._quickInsight_1b6ht_6 p{margin:0;color:#55717b}._darkApp_1b6ht_6 ._quickInsight_1b6ht_6 p{color:#89a9b2}._miniMetrics_1b6ht_6{display:flex;gap:8px}._miniMetrics_1b6ht_6 b{min-width:70px;text-align:center;font:700 26px var(--font-family-display);color:#0c9bb2}._darkApp_1b6ht_6 ._miniMetrics_1b6ht_6 b{color:#2bd4ee}._miniMetrics_1b6ht_6 small{display:block;font:500 9px var(--font-family-base);color:#55717b}._darkApp_1b6ht_6 ._miniMetrics_1b6ht_6 small{color:#89a9b2}._sectionTitle_1b6ht_6{margin:35px 0 20px}._sectionTitle_1b6ht_6 h1,._sectionTitle_1b6ht_6 h2{margin:7px 0;font-family:var(--font-family-display)}._unitGrid_1b6ht_6{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}._unitCard_1b6ht_6{padding:25px;border:1px solid #c9dce2;border-radius:22px;background:#fff;box-shadow:0 14px 40px #0c222b1a}._unitNumber_1b6ht_6{font:700 10px var(--font-family-monospace);color:#0c9bb2}._unitCard_1b6ht_6 h2{font-size:25px;margin:8px 0 18px}._unitCard_1b6ht_6 button{width:100%;display:flex;gap:14px;align-items:center;text-align:right;padding:13px 0;border:0;border-top:1px solid #dcebef;background:none;color:inherit;cursor:pointer;font:inherit}._darkApp_1b6ht_6 ._unitCard_1b6ht_6 button{border-color:#1d3a45}._unitCard_1b6ht_6 button b{color:#19aeca;font:700 11px var(--font-family-monospace)}._unitCard_1b6ht_6 button span{flex:1}._unitCard_1b6ht_6 button i{font-style:normal;color:#38b47c}._teacher_1b6ht_6{display:flex;align-items:center;gap:18px;margin-top:20px;padding:22px;border:1px solid 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._diagram_1b6ht_6{border-color:#1d3a45;background:#091a22}._diagram_1b6ht_6 ._kicker_1b6ht_6{display:block;margin-bottom:12px}._flow_1b6ht_6{display:flex;gap:8px;align-items:center;flex-wrap:wrap}._flow_1b6ht_6 span{padding:10px 12px;border:1px solid #b9d5dc;border-radius:10px;background:#fff;color:#0c1820;font-size:13px;line-height:1.5}._darkApp_1b6ht_6 ._flow_1b6ht_6 span{border-color:#24505c;background:#0d2029;color:#d9eef2}._timer_1b6ht_6{margin-top:8px;padding:8px 12px;border:1px solid #19c4df;border-radius:999px;color:#0c9bb2;font:700 13px var(--font-family-monospace);text-align:center}._darkApp_1b6ht_6 ._timer_1b6ht_6{color:#2bd4ee}._example_1b6ht_6,._examBox_1b6ht_6{margin-top:15px;padding:21px;border:1px solid #c9dce2;border-radius:16px;background:#f7fafb}._darkApp_1b6ht_6 ._example_1b6ht_6,._darkApp_1b6ht_6 ._examBox_1b6ht_6{border-color:#1d3a45;background:#0b1d25}._example_1b6ht_6 b,._examBox_1b6ht_6 b{color:#0c9bb2}._example_1b6ht_6 p,._examBox_1b6ht_6 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