@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap";:root{--bg-main:#f8fafc;--bg-surface:#fff;--bg-surface-hover:#f1f5f9;--primary-accent:#2563eb;--primary-glow:#2563eb33;--primary-hover:#1d4ed8;--secondary-accent:#d946ef;--action-color:#f59e0b;--success-color:#10b981;--error-color:#b91c1c;--border-color:#e2e8f0;--border-highlight:#cbd5e1;--text-main:#0f172a;--text-muted:#64748b;--gradient-progress:linear-gradient(90deg, #22d3ee 0%, #6366f1 100%);--font-sans:"Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-display:"Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono:"Courier New", monospace;--transition-fast:.15s cubic-bezier(.4, 0, .2, 1);--transition-normal:.3s cubic-bezier(.4, 0, .2, 1);--transition-bounce:.5s cubic-bezier(.34, 1.56, .64, 1);--color-rating-hard:#dc2626;--color-rating-medium:#a16207;--color-rating-easy:#0e7c42;--color-rating-very-easy:#2563eb}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{width:100%;height:100%}body{font-family:var(--font-sans);color:var(--text-main);background-color:var(--bg-main);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.6}h1,h2,h3,h4,h5,h6{font-family:var(--font-display);letter-spacing:-.01em;color:var(--text-main);font-weight:700;line-height:1.2}a{color:var(--primary-accent);transition:color var(--transition-fast);text-decoration:none}a:hover{color:var(--primary-hover)}.glass-panel{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:16px;box-shadow:0 4px 6px -1px #0000000d,0 2px 4px -1px #00000008}._container_1e5sp_1{background:var(--bg-main);grid-template-columns:1fr 1fr;min-height:100vh;display:grid}@media (width<=768px){._container_1e5sp_1{grid-template-columns:1fr}}._hero_1e5sp_14{background:var(--text-main);color:#fff;flex-direction:column;justify-content:center;align-items:flex-start;gap:32px;padding:60px 40px;display:flex;position:relative;overflow:hidden}._hero_1e5sp_14:before,._hero_1e5sp_14:after{content:"";pointer-events:none;background:#6366f126;border-radius:50%;position:absolute}._hero_1e5sp_14:before{width:600px;height:600px;top:-200px;right:-100px}._hero_1e5sp_14:after{background:#d946ef1a;width:400px;height:400px;bottom:-150px;left:-100px}@media (width<=768px){._hero_1e5sp_14{gap:24px;padding:40px 20px}}._heroContent_1e5sp_56{z-index:1}._heroContent_1e5sp_56 h2{color:#fff;margin:0 0 16px;font-size:36px;font-weight:800;line-height:1.2}._heroContent_1e5sp_56 p{color:#cbd5e1;margin:0;font-size:18px;line-height:1.6}._heroSteps_1e5sp_75{z-index:1;flex-direction:column;gap:20px;width:100%;display:flex}._heroStep_1e5sp_75{align-items:flex-start;gap:16px;display:flex}._heroStepNumber_1e5sp_89{width:40px;min-width:40px;height:40px;color:var(--primary-accent);background:#ffffff1a;border:1px solid #fff3;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:16px;font-weight:700;display:flex}._heroStepContent_1e5sp_105 h3{color:#fff;margin:0 0 4px;font-size:16px;font-weight:600}._heroStepContent_1e5sp_105 p{color:#94a3b8;margin:0;font-size:14px}._formSection_1e5sp_119{background:var(--bg-main);flex-direction:column;justify-content:center;align-items:center;padding:60px 40px;display:flex}@media (width<=768px){._formSection_1e5sp_119{padding:40px 20px}}._formContainer_1e5sp_134{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:16px;width:100%;max-width:380px;padding:32px;box-shadow:0 10px 15px -3px #0000000d,0 4px 6px -2px #00000006}._header_1e5sp_146{justify-content:center;align-items:center;gap:12px;margin-bottom:32px;display:flex}._headerLink_1e5sp_154{cursor:pointer;justify-content:center;align-items:center;gap:12px;margin-bottom:32px;text-decoration:none;display:flex}._headerLogo_1e5sp_164{background:var(--gradient-progress);color:#fff;border-radius:8px;justify-content:center;align-items:center;width:32px;height:32px;font-size:16px;font-weight:800;display:flex}._headerText_1e5sp_177{color:var(--text-main);letter-spacing:-.5px;font-size:20px;font-weight:700}._title_1e5sp_184{color:var(--text-main);text-align:center;margin:0 0 8px;font-size:28px;font-weight:800}._subtitle_1e5sp_192{color:var(--text-muted);text-align:center;margin:0 0 28px;font-size:15px}._form_1e5sp_119{gap:20px;display:grid}._formGroup_1e5sp_204{gap:8px;display:grid}._formLabel_1e5sp_209{color:var(--text-main);font-size:14px;font-weight:600}._formOptional_1e5sp_215{color:var(--text-muted);font-size:12px;font-weight:400}._formInput_1e5sp_221{border:1px solid var(--border-color);color:var(--text-main);transition:all var(--transition-fast);background:#fff;border-radius:10px;padding:12px 16px;font-family:inherit;font-size:15px}._formInput_1e5sp_221::placeholder{color:#94a3b8}._formInput_1e5sp_221:focus{border-color:var(--primary-accent);box-shadow:0 0 0 3px var(--primary-glow);outline:none}._formError_1e5sp_242{color:var(--error-color);margin:0;font-size:13px;font-weight:500}._formServerError_1e5sp_249{color:var(--error-color);text-align:center;background:#fef2f2;border:1px solid #fecaca;border-radius:8px;margin:0;padding:12px;font-size:14px;font-weight:500}._formCheckbox_1e5sp_261{color:var(--text-muted);align-items:flex-start;gap:10px;font-size:13px;line-height:1.4;display:flex}._formCheckbox_1e5sp_261 input{cursor:pointer;accent-color:var(--primary-accent);margin-top:3px}._formCheckbox_1e5sp_261 a{color:var(--primary-accent);font-weight:600;text-decoration:none}._formCheckbox_1e5sp_261 a:hover{text-decoration:underline}._formSubmit_1e5sp_286{background:var(--primary-accent);color:#fff;cursor:pointer;transition:background-color var(--transition-fast);border:none;border-radius:10px;margin-top:8px;padding:14px 16px;font-size:16px;font-weight:700}._formSubmit_1e5sp_286:hover:not(:disabled){background:var(--primary-hover)}._formSubmit_1e5sp_286:disabled{background:var(--border-color);color:var(--text-muted);cursor:not-allowed}._formFooter_1e5sp_309{border-top:1px solid var(--border-color);flex-direction:column;align-items:center;gap:16px;margin-top:28px;padding-top:24px;display:flex}._formQuestion_1e5sp_319{color:var(--text-muted);font-size:14px}._formLink_1e5sp_324{color:var(--primary-accent);font-weight:600;text-decoration:none}._formLink_1e5sp_324:hover{text-decoration:underline}._formToggleLink_1e5sp_334{border:1px solid var(--border-color);background:var(--bg-surface);width:100%;color:var(--text-main);text-align:center;transition:all var(--transition-fast);cursor:pointer;border-radius:10px;padding:12px 16px;font-size:15px;font-weight:600;text-decoration:none}._formToggleLink_1e5sp_334:hover{background:var(--bg-surface-hover);border-color:var(--border-highlight)}._formForgotPassword_1e5sp_354{text-align:right;font-size:13px}._formForgotPassword_1e5sp_354 a{color:var(--primary-accent);font-weight:500;text-decoration:none}._formForgotPassword_1e5sp_354 a:hover{text-decoration:underline}._formForgotDisabled_1e5sp_369{color:var(--text-muted);font-size:13px;font-style:italic}._wrapper_1f1mp_1{flex-direction:column;gap:4px;padding-bottom:4px;display:flex;overflow-x:auto}._monthRow_1f1mp_9{gap:3px;padding-left:0;display:grid}._monthLabel_1f1mp_15{color:var(--text-muted);text-align:left;white-space:nowrap;font-size:10px}._gridRow_1f1mp_22{align-items:flex-start;gap:4px;display:flex}._dayLabels_1f1mp_28{flex-shrink:0;grid-template-rows:repeat(7,14px);gap:3px;width:28px;display:grid}._dayLabel_1f1mp_28{color:var(--text-muted);text-align:right;white-space:nowrap;padding-right:4px;font-size:10px;line-height:14px}._hidden_1f1mp_45{visibility:hidden}._cellsGrid_1f1mp_49{grid-template-rows:repeat(7,14px);grid-auto-flow:column;gap:3px;display:grid}._cell_1f1mp_49,._cellEmpty_1f1mp_57{border-radius:3px;width:14px;height:14px}._cellEmpty_1f1mp_57{background:0 0}._level0_1f1mp_67{background:var(--border-color,#e2e8f0)}._level1_1f1mp_71{background:#bfdbfe}._level2_1f1mp_75{background:#60a5fa}._level3_1f1mp_79{background:#2563eb}._level4_1f1mp_83{background:#1e3a8a}._legend_1f1mp_88{align-items:center;gap:4px;margin-top:6px;display:flex}._legendText_1f1mp_95{color:var(--text-muted);font-size:11px}._legendCell_1f1mp_100{border-radius:2px;width:12px;height:12px}._legendSummary_1f1mp_106{color:var(--text-muted);margin-left:12px;font-size:11px}._page_4dngb_1{background:var(--bg-main);min-height:100vh;font-family:var(--font-sans);color:var(--text-main);flex-direction:column;display:flex;overflow-x:hidden}._nav_4dngb_11{z-index:50;-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--border-color);background:#f8fafce6;justify-content:space-between;align-items:center;padding:1rem 5vw;display:flex;position:sticky;top:0}._navLogo_4dngb_25{letter-spacing:-.02em;color:var(--text-main);font-size:1.25rem;font-weight:800}._navLogoAccent_4dngb_32{color:var(--primary-accent)}._navActions_4dngb_36{align-items:center;gap:.75rem;display:flex}._navLogin_4dngb_42{color:var(--text-muted);border-radius:8px;padding:7px 16px;font-size:.9rem;font-weight:600;text-decoration:none;transition:color .15s}._navLogin_4dngb_42:hover{color:var(--text-main)}._navRegister_4dngb_56{color:#fff;background:var(--primary-accent);border-radius:8px;padding:8px 18px;font-size:.9rem;font-weight:600;text-decoration:none;transition:background .15s}._navRegister_4dngb_56:hover{background:var(--primary-hover)}._hero_4dngb_71{text-align:center;flex-direction:column;align-items:center;gap:1.5rem;padding:6rem 5vw 3rem;display:flex}._heroBadge_4dngb_80{letter-spacing:.08em;text-transform:uppercase;color:var(--primary-accent);background:#eff6ff;border:1px solid #bfdbfe;border-radius:20px;padding:4px 14px;font-size:.72rem;font-weight:700;display:inline-block}._heroTitle_4dngb_93{letter-spacing:-.03em;color:var(--text-main);max-width:700px;font-size:clamp(2.4rem,6vw,4rem);font-weight:800;line-height:1.1}._heroGradient_4dngb_102{background:linear-gradient(135deg, var(--primary-accent) 0%, #7c3aed 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}._heroSubtitle_4dngb_109{color:var(--text-muted);max-width:540px;font-size:1.05rem;line-height:1.7}._heroCtas_4dngb_116{flex-wrap:wrap;justify-content:center;gap:1rem;margin-top:.5rem;display:flex}._ctaPrimary_4dngb_124{background:var(--primary-accent);color:#fff;border-radius:12px;padding:14px 32px;font-size:1rem;font-weight:700;text-decoration:none;transition:background .15s,transform .15s,box-shadow .15s;box-shadow:0 4px 14px #2563eb59}._ctaPrimary_4dngb_124:hover{background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 6px 20px #2563eb66}._ctaSecondary_4dngb_145{color:var(--text-muted);border:1.5px solid var(--border-color);background:0 0;border-radius:12px;padding:14px 28px;font-size:1rem;font-weight:600;text-decoration:none;transition:border-color .15s,color .15s}._ctaSecondary_4dngb_145:hover{border-color:var(--primary-accent);color:var(--primary-accent)}._mockWrapper_4dngb_164{justify-content:center;padding:1.5rem 5vw 4rem;display:flex}._mockCard_4dngb_170{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:20px;flex-direction:column;gap:1rem;width:100%;max-width:480px;padding:2rem 2.5rem;display:flex;box-shadow:0 20px 40px -8px #0000001a,0 4px 8px -2px #0000000d}._mockBadge_4dngb_185{letter-spacing:.07em;text-transform:uppercase;color:#7c3aed;background:#ede9fe;border-radius:20px;align-self:flex-start;padding:3px 10px;font-size:.68rem;font-weight:700}._mockQuestion_4dngb_197{color:var(--text-main);border:1px solid var(--border-color);text-align:center;background:#f8fafc;border-radius:10px;padding:1rem 1.25rem;font-size:1.05rem;font-weight:600;line-height:1.6}._mockMath_4dngb_209{color:var(--primary-accent);font-style:italic}._mockInput_4dngb_214{background:#eff6ff;border:1px solid #bfdbfe;border-radius:10px;padding:10px 14px}._mockInputPlaceholder_4dngb_221{color:var(--primary-accent);font-size:.95rem;font-weight:500}._mockFeedback_4dngb_227{color:#065f46;background:#ecfdf5;border:1px solid #a7f3d0;border-radius:8px;padding:8px 14px;font-size:.9rem;font-weight:700}._mockRating_4dngb_237{grid-template-columns:1fr 1fr;gap:8px;display:grid}._mockRating_4dngb_237 span{cursor:default;border:2px solid;border-radius:8px;justify-content:center;align-items:center;padding:6px 0;font-size:.82rem;font-weight:700;display:flex}._section_4dngb_255{flex-direction:column;align-items:center;gap:1rem;padding:5rem 5vw;display:flex}._sectionAlt_4dngb_263{background:var(--bg-surface);border-top:1px solid var(--border-color);border-bottom:1px solid var(--border-color);flex-direction:column;align-items:center;gap:1rem;padding:5rem 5vw;display:flex}._sectionTitle_4dngb_274{letter-spacing:-.02em;text-align:center;color:var(--text-main);font-size:clamp(1.6rem,3.5vw,2.2rem);font-weight:800}._sectionSubtitle_4dngb_282{color:var(--text-muted);text-align:center;margin-bottom:1rem;font-size:1rem}._featuresGrid_4dngb_289{grid-template-columns:repeat(3,1fr);gap:1.5rem;width:100%;max-width:900px;margin-top:.5rem;display:grid}._featureCard_4dngb_298{background:var(--bg-surface);border:1px solid var(--border-color);border-radius:16px;flex-direction:column;gap:.75rem;padding:1.75rem 1.5rem;transition:box-shadow .2s,transform .2s;display:flex}._featureCard_4dngb_298:hover{transform:translateY(-3px);box-shadow:0 8px 24px #00000012}._featureIcon_4dngb_316{font-size:1.75rem}._featureTitle_4dngb_320{color:var(--text-main);font-size:1rem;font-weight:700}._featureDesc_4dngb_326{color:var(--text-muted);font-size:.9rem;line-height:1.65}._stepsRow_4dngb_332{align-items:flex-start;gap:0;width:100%;max-width:800px;margin-top:1rem;display:flex;position:relative}._step_4dngb_332{text-align:center;flex-direction:column;flex:1;align-items:center;gap:.6rem;padding:0 1.5rem;display:flex;position:relative}._stepNum_4dngb_353{color:#7a8fa4;letter-spacing:-.04em;font-size:2rem;font-weight:800;line-height:1}._stepTitle_4dngb_361{color:var(--text-main);font-size:1rem;font-weight:700}._stepDesc_4dngb_367{color:var(--text-muted);font-size:.88rem;line-height:1.6}._stepArrow_4dngb_373{color:#cbd5e1;z-index:1;font-size:1.4rem;position:absolute;top:.25rem;right:-.5rem}._ctaSection_4dngb_382{text-align:center;background:linear-gradient(135deg,#eff6ff 0%,#f5f3ff 100%);flex-direction:column;align-items:center;gap:1rem;padding:6rem 5vw;display:flex}._ctaSectionTitle_4dngb_392{letter-spacing:-.02em;color:var(--text-main);font-size:clamp(1.6rem,3.5vw,2.2rem);font-weight:800}._ctaSectionSubtitle_4dngb_399{color:var(--text-muted);font-size:1rem}._ctaPrimaryLg_4dngb_404{background:var(--primary-accent);color:#fff;border-radius:14px;margin-top:.5rem;padding:16px 40px;font-size:1.05rem;font-weight:700;text-decoration:none;transition:background .15s,transform .15s;box-shadow:0 4px 14px #2563eb59}._ctaPrimaryLg_4dngb_404:hover{background:var(--primary-hover);transform:translateY(-2px)}._footer_4dngb_424{border-top:1px solid var(--border-color);color:var(--text-muted);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem;padding:1.25rem 5vw;font-size:.83rem;display:flex}._footerMuted_4dngb_436{color:#475569}@media (width<=768px){._featuresGrid_4dngb_289{grid-template-columns:1fr;max-width:420px}._stepsRow_4dngb_332{flex-direction:column;align-items:center;gap:2rem}._stepArrow_4dngb_373{display:none}._footer_4dngb_424{text-align:center;flex-direction:column}}._ratingHard_4dngb_462{border-color:var(--color-rating-hard);color:var(--color-rating-hard)}._ratingMedium_4dngb_467{border-color:var(--color-rating-medium);color:var(--color-rating-medium)}._ratingEasy_4dngb_472{border-color:var(--color-rating-easy);color:var(--color-rating-easy)}._ratingVeryEasy_4dngb_477{border-color:var(--color-rating-very-easy);color:var(--color-rating-very-easy)}main{flex-direction:column;flex:1;display:flex}