._nav_1w2vz_2{background-color:var(--color-nav-bg);border-bottom:1px solid var(--color-nav-border);height:var(--nav-height);display:flex;align-items:center;padding:0 var(--space-6);gap:var(--space-2);position:sticky;top:0;z-index:var(--z-sticky)}._logo_1w2vz_15{font-size:var(--font-size-xl);font-weight:var(--font-weight-extrabold);color:var(--color-primary);text-decoration:none;margin-right:var(--space-6)}._logo_1w2vz_15:hover{text-decoration:none}._links_1w2vz_27{display:flex;align-items:center;gap:var(--space-1);flex:1}._link_1w2vz_27{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);border-radius:var(--radius-lg);font-weight:var(--font-weight-semibold);font-size:var(--font-size-sm);color:var(--color-nav-inactive);text-decoration:none;transition:background-color var(--transition-fast),color var(--transition-fast);min-height:44px}._link_1w2vz_27:hover{background-color:var(--color-primary-light);color:var(--color-primary);text-decoration:none}._linkActive_1w2vz_54{background-color:var(--color-primary-light);color:var(--color-nav-active)}._spacer_1w2vz_59{flex:1}._themeBtn_1w2vz_63{background:none;border:1px solid var(--color-border);border-radius:var(--radius-full);width:40px;height:40px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:var(--font-size-lg);color:var(--color-text-secondary);transition:background-color var(--transition-fast)}._themeBtn_1w2vz_63:hover{background-color:var(--color-border)}._bottomNav_1w2vz_83{display:none;position:fixed;bottom:0;left:0;right:0;height:var(--bottom-nav-height);background-color:var(--color-nav-bg);border-top:1px solid var(--color-nav-border);z-index:var(--z-sticky)}._bottomLinks_1w2vz_95{display:flex;height:100%}._bottomLink_1w2vz_95{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;text-decoration:none;color:var(--color-nav-inactive);font-size:10px;font-weight:var(--font-weight-semibold);transition:color var(--transition-fast);padding:var(--space-1)}._bottomLink_1w2vz_95:hover,._bottomLinkActive_1w2vz_116{color:var(--color-nav-active);text-decoration:none}._bottomIcon_1w2vz_121{font-size:1.3rem;line-height:1}._bottomLabel_1w2vz_126{font-size:10px;line-height:1}@media(max-width:640px){._nav_1w2vz_2{display:none}._bottomNav_1w2vz_83{display:block}}._banner_4m7y4_1{background-color:var(--color-warning-light);color:var(--color-warning);padding:var(--space-3) var(--space-4);display:flex;align-items:center;gap:var(--space-2);font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);text-align:center;justify-content:center}._icon_4m7y4_14{flex-shrink:0}._shell_1rc2q_1{display:flex;flex-direction:column;min-height:100dvh}._main_1rc2q_7{flex:1;padding:var(--space-6) var(--content-padding);max-width:var(--max-content-width);margin:0 auto;width:100%}@media(max-width:640px){._main_1rc2q_7{padding-bottom:calc(var(--bottom-nav-height) + var(--space-6))}}._container_15joi_1{display:flex;flex-direction:column;gap:var(--space-5)}._heading_15joi_7{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--color-text)}._grid_15joi_13{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:var(--space-4)}._card_15joi_19{background-color:var(--color-surface);border:2px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--space-5);display:flex;flex-direction:column;align-items:center;gap:var(--space-2);text-align:center;cursor:pointer;transition:border-color var(--transition-fast),box-shadow var(--transition-fast),transform 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var(--transition-fast);min-height:40px}._chip_14yyu_19:hover{border-color:var(--color-primary);color:var(--color-primary)}._chipSelected_14yyu_44{border-color:var(--color-primary);background-color:var(--color-primary);color:var(--color-text-inverse)}._chipSelected_14yyu_44:hover{background-color:var(--color-primary-hover);color:var(--color-text-inverse)}._customCount_14yyu_55{display:flex;align-items:center;gap:var(--space-3)}._label_14yyu_61{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--color-text-secondary)}._input_14yyu_67{width:80px;padding:var(--space-2) var(--space-3);border:2px solid var(--color-border);border-radius:var(--radius-md);background-color:var(--color-surface);color:var(--color-text);font-size:var(--font-size-base);font-family:var(--font-family);font-weight:var(--font-weight-semibold)}._input_14yyu_67:focus{outline:2px solid var(--color-primary);outline-offset:2px;border-color:var(--color-primary)}._modes_14yyu_85{display:grid;gap:var(--space-3)}._modeCard_14yyu_90{background-color:var(--color-surface);border:2px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--space-4);display:flex;align-items:center;gap:var(--space-3);text-align:left;cursor:pointer;transition:all 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var(--transition-fast),opacity var(--transition-fast),transform 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var(--radius-xl)}._container_ry1jn_1{display:flex;flex-direction:column;gap:var(--space-5)}._header_ry1jn_7{display:flex;justify-content:space-between;align-items:center}._counter_ry1jn_13{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--color-text-muted)}._isMastered_ry1jn_19{font-size:var(--font-size-sm);font-weight:var(--font-weight-bold);color:var(--color-success);display:flex;align-items:center;gap:var(--space-1)}._controls_ry1jn_28{display:flex;gap:var(--space-3);align-items:center}._navBtn_ry1jn_34{min-width:80px}._masterBtn_ry1jn_38{flex:1}@media(max-width:420px){._controls_ry1jn_28{flex-wrap:wrap}._navBtn_ry1jn_34{flex:1;min-width:0}._masterBtn_ry1jn_38{order:3;flex:1 1 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var(--transition-fast);min-height:32px;min-width:32px}._removeBtn_psdiv_208:hover{color:var(--color-danger)}._empty_psdiv_225{color:var(--color-text-muted);font-size:var(--font-size-sm);text-align:center;padding:var(--space-6) 0}._page_9hvik_1{display:flex;flex-direction:column;gap:var(--space-5)}._title_9hvik_7{font-size:var(--font-size-2xl);font-weight:var(--font-weight-extrabold)}._totalCount_9hvik_12{font-size:var(--font-size-base);color:var(--color-text-muted);margin-top:calc(-1 * var(--space-3))}._controls_9hvik_18{display:flex;flex-direction:column;gap:var(--space-3)}._searchInput_9hvik_24{padding:var(--space-2) var(--space-4);border:2px solid var(--color-border);border-radius:var(--radius-full);background-color:var(--color-surface);color:var(--color-text);font-family:var(--font-family);font-size:var(--font-size-base);width:100%}._searchInput_9hvik_24:focus{outline:2px solid var(--color-primary);outline-offset:2px;border-color:var(--color-primary)}._filterRow_9hvik_41{display:flex;flex-wrap:wrap;gap:var(--space-1)}._filterChip_9hvik_47{padding:4px var(--space-2);border-radius:var(--radius-full);border:1px solid var(--color-border);background-color:var(--color-surface);font-family:var(--font-family);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast);min-height:30px}._filterChip_9hvik_47:hover{border-color:var(--color-primary);color:var(--color-primary)}._active_9hvik_66{background-color:var(--color-primary);border-color:var(--color-primary);color:var(--color-text-inverse)}._section_9hvik_72{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);overflow:hidden}._sectionHeader_9hvik_79{display:flex;justify-content:space-between;align-items:center;padding:var(--space-3) var(--space-4);border-bottom:1px solid var(--color-border)}._collapseBtn_9hvik_87{display:flex;align-items:center;gap:var(--space-2);background:none;border:none;cursor:pointer;font-family:var(--font-family);flex:1;text-align:left;min-height:36px}._collapseIcon_9hvik_100{font-size:var(--font-size-xs);color:var(--color-text-muted);width:12px}._sectionLabel_9hvik_106{font-size:var(--font-size-base);font-weight:var(--font-weight-bold);color:var(--color-text)}._wordGrid_9hvik_112{padding:var(--space-4);display:flex;flex-wrap:wrap;gap:var(--space-2)}._wordChip_9hvik_119{display:flex;align-items:center;gap:var(--space-1);background-color:var(--color-success-light);color:var(--color-success);padding:var(--space-1) var(--space-2);border-radius:var(--radius-full);font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold)}._unmasterBtn_9hvik_131{background:none;border:none;cursor:pointer;color:var(--color-success);font-size:.65rem;padding:2px;border-radius:var(--radius-sm);opacity:.7;transition:opacity var(--transition-fast);min-height:20px;min-width:20px;display:flex;align-items:center;justify-content:center}._unmasterBtn_9hvik_131:hover{opacity:1;color:var(--color-danger)}._empty_9hvik_153{text-align:center;color:var(--color-text-muted);padding:var(--space-12) var(--space-4);background-color:var(--color-surface);border:1px dashed var(--color-border);border-radius:var(--radius-xl)}._page_5ifvh_1{display:flex;flex-direction:column;gap:var(--space-6)}._title_5ifvh_7{font-size:var(--font-size-2xl);font-weight:var(--font-weight-extrabold)}._section_5ifvh_12{background-color:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--space-5);display:flex;flex-direction:column;gap:var(--space-4)}._dangerSection_5ifvh_22{border-color:var(--color-danger-light)}._sectionTitle_5ifvh_26{font-size:var(--font-size-lg);font-weight:var(--font-weight-bold);color:var(--color-text)}._dangerTitle_5ifvh_32{color:var(--color-danger)}._sectionDesc_5ifvh_36{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-top:calc(-1 * var(--space-2))}._row_5ifvh_42{display:flex;justify-content:space-between;align-items:center;gap:var(--space-4)}._rowLabel_5ifvh_49{font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);color:var(--color-text)}._rowDesc_5ifvh_55{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-top:2px}._themeToggle_5ifvh_62{position:relative;width:56px;height:30px;border-radius:var(--radius-full);background-color:var(--color-border);border:none;cursor:pointer;transition:background-color var(--transition-normal);flex-shrink:0;display:flex;align-items:center;padding:0 4px}._themeDark_5ifvh_77{background-color:var(--color-primary)}._themeToggleKnob_5ifvh_81{position:absolute;left:4px;width:22px;height:22px;border-radius:var(--radius-full);background-color:#fff;transition:transform var(--transition-normal);box-shadow:var(--shadow-sm)}._themeDark_5ifvh_77 ._themeToggleKnob_5ifvh_81{transform:translate(26px)}._themeToggleLabel_5ifvh_96{position:absolute;right:6px;font-size:.75rem;transition:opacity var(--transition-normal)}._themeDark_5ifvh_77 ._themeToggleLabel_5ifvh_96{right:auto;left:6px}._chips_5ifvh_108{display:flex;flex-wrap:wrap;gap:var(--space-2)}._chip_5ifvh_108{padding:var(--space-2) var(--space-4);border-radius:var(--radius-full);border:2px solid var(--color-border);background-color:var(--color-bg);font-family:var(--font-family);font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast);min-height:40px}._chip_5ifvh_108:hover{border-color:var(--color-primary);color:var(--color-primary)}._chipActive_5ifvh_133{border-color:var(--color-primary);background-color:var(--color-primary);color:var(--color-text-inverse)}._levelGrid_5ifvh_139{display:flex;flex-wrap:wrap;gap:var(--space-2)}:root{--color-bg: #f8f9fa;--color-surface: #ffffff;--color-surface-raised: #ffffff;--color-border: #e2e8f0;--color-border-strong: #cbd5e0;--color-text: #1a202c;--color-text-secondary: #4a5568;--color-text-muted: #718096;--color-text-inverse: #ffffff;--color-primary: #4f46e5;--color-primary-hover: #4338ca;--color-primary-light: #e0e7ff;--color-secondary: #7c3aed;--color-secondary-light: #ede9fe;--color-success: #059669;--color-success-light: #d1fae5;--color-warning: #d97706;--color-warning-light: #fef3c7;--color-danger: #dc2626;--color-danger-light: #fee2e2;--color-info: #0284c7;--color-info-light: #e0f2fe;--color-star-filled: #f59e0b;--color-star-empty: #e2e8f0;--color-nav-bg: #ffffff;--color-nav-border: #e2e8f0;--color-nav-active: #4f46e5;--color-nav-inactive: #718096;--font-family: "Nunito", system-ui, sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-md: 1.125rem;--font-size-lg: 1.25rem;--font-size-xl: 1.5rem;--font-size-2xl: 1.875rem;--font-size-3xl: 2.25rem;--font-weight-normal: 400;--font-weight-semibold: 600;--font-weight-bold: 700;--font-weight-extrabold: 800;--line-height-tight: 1.25;--line-height-normal: 1.5;--line-height-relaxed: 1.75;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--transition-fast: .12s ease;--transition-normal: .2s ease;--transition-slow: .3s ease;--nav-height: 64px;--bottom-nav-height: 60px;--max-content-width: 768px;--content-padding: var(--space-4);--z-base: 0;--z-dropdown: 100;--z-sticky: 200;--z-overlay: 300;--z-modal: 400;--z-toast: 500}[data-theme=dark]{--color-bg: #0f172a;--color-surface: #1e293b;--color-surface-raised: #273549;--color-border: #334155;--color-border-strong: #475569;--color-text: #f1f5f9;--color-text-secondary: #cbd5e1;--color-text-muted: #94a3b8;--color-text-inverse: #0f172a;--color-primary: #818cf8;--color-primary-hover: #6366f1;--color-primary-light: #1e1b4b;--color-secondary: #a78bfa;--color-secondary-light: #2e1065;--color-success: #34d399;--color-success-light: #064e3b;--color-warning: #fbbf24;--color-warning-light: #451a03;--color-danger: #f87171;--color-danger-light: #450a0a;--color-info: #38bdf8;--color-info-light: #0c4a6e;--color-star-filled: #fbbf24;--color-star-empty: #334155;--color-nav-bg: #1e293b;--color-nav-border: #334155;--color-nav-active: #818cf8;--color-nav-inactive: #94a3b8;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .4), 0 2px 4px -1px rgba(0, 0, 0, .3);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .4), 0 4px 6px -2px rgba(0, 0, 0, .3);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .4), 0 10px 10px -5px rgba(0, 0, 0, .3)}@media(prefers-reduced-motion:no-preference){@keyframes slideInRight{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}@keyframes slideInLeft{0%{transform:translate(-100%);opacity:0}to{transform:translate(0);opacity:1}}@keyframes slideOutLeft{0%{transform:translate(0);opacity:1}to{transform:translate(-100%);opacity:0}}@keyframes slideOutRight{0%{transform:translate(0);opacity:1}to{transform:translate(100%);opacity:0}}@keyframes scaleFadeOut{0%{transform:scale(1);opacity:1}50%{transform:scale(1.2);opacity:.8}to{transform:scale(.8);opacity:0}}@keyframes starFill{0%{transform:scale(.5) rotate(-30deg);opacity:0;color:var(--color-star-empty)}60%{transform:scale(1.3) rotate(5deg);opacity:1}80%{transform:scale(.95) rotate(-2deg)}to{transform:scale(1) rotate(0);opacity:1;color:var(--color-star-filled)}}@keyframes timerPulse{0%,to{transform:scale(1)}50%{transform:scale(1.08)}}@keyframes toastSlideIn{0%{transform:translateY(100%) translate(-50%);opacity:0}to{transform:translateY(0) translate(-50%);opacity:1}}@keyframes toastSlideOut{0%{transform:translateY(0) translate(-50%);opacity:1}to{transform:translateY(100%) translate(-50%);opacity:0}}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes ringFill{0%{stroke-dashoffset:var(--ring-circumference)}to{stroke-dashoffset:var(--ring-offset)}}@keyframes bounceIn{0%{transform:scale(.3);opacity:0}50%{transform:scale(1.1)}70%{transform:scale(.95)}to{transform:scale(1);opacity:1}}@keyframes wordHighlight{0%{background-color:var(--color-primary-light)}50%{background-color:var(--color-primary);color:var(--color-text-inverse)}to{background-color:var(--color-primary-light)}}.animate-slideInRight{animation:slideInRight var(--transition-slow) ease-out forwards}.animate-slideInLeft{animation:slideInLeft var(--transition-slow) ease-out forwards}.animate-slideOutLeft{animation:slideOutLeft var(--transition-slow) ease-in forwards}.animate-slideOutRight{animation:slideOutRight var(--transition-slow) ease-in forwards}.animate-fadeIn{animation:fadeIn var(--transition-normal) ease-out forwards}.animate-bounceIn{animation:bounceIn .5s cubic-bezier(.36,.07,.19,.97) forwards}}@media(prefers-reduced-motion:reduce){.animate-slideInRight,.animate-slideInLeft,.animate-slideOutLeft,.animate-slideOutRight,.animate-fadeIn,.animate-bounceIn{animation:none;opacity:1;transform:none}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{font-family:var(--font-family);font-size:var(--font-size-base);font-weight:var(--font-weight-normal);line-height:var(--line-height-normal);color:var(--color-text);background-color:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100dvh;overflow-x:hidden}#root{min-height:100dvh;display:flex;flex-direction:column}h1,h2,h3,h4,h5,h6{font-weight:var(--font-weight-bold);line-height:var(--line-height-tight);color:var(--color-text)}p{line-height:var(--line-height-relaxed)}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}ul,ol{list-style:none}img,svg{display:block;max-width:100%}button{cursor:pointer;font-family:inherit;font-size:inherit;border:none;background:none}button:disabled{cursor:not-allowed}input,textarea,select{font-family:inherit;font-size:inherit}:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px;border-radius:var(--radius-sm)}:focus:not(:focus-visible){outline:none}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border-strong);border-radius:var(--radius-full)}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}