@font-face{font-family:inter;src:url(../media/Inter_VariableFont_opsz,wght-s.p.cf290510.ttf)format("truetype");font-display:swap;font-style:normal}@font-face{font-family:inter;src:url(../media/Inter_Italic_VariableFont_opsz,wght-s.p.008c6788.ttf)format("truetype");font-display:swap;font-style:italic}@font-face{font-family:inter Fallback;src:local(Arial);ascent-override:89.79%;descent-override:22.36%;line-gap-override:0.0%;size-adjust:107.89%}.inter_87648f18-module__rfYX_W__className{font-family:inter,inter Fallback}.inter_87648f18-module__rfYX_W__variable{--font-inter:"inter","inter Fallback"}
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-border-style:solid;--tw-outline-style:solid}}}@layer theme{:root,:host{--font-sans:ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";--font-mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;--spacing:.25rem;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4,0,.2,1);--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab,currentcolor 50%,transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.collapse{visibility:collapse}.visible{visibility:visible}.start{inset-inline-start:var(--spacing)}.start\!{inset-inline-start:var(--spacing)!important}.contents{display:contents}.flex{display:flex}.grid{display:grid}.hidden{display:none}.table{display:table}.border{border-style:var(--tw-border-style);border-width:1px}.uppercase{text-transform:uppercase}.italic{font-style:italic}.outline{outline-style:var(--tw-outline-style);outline-width:1px}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}}*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f5f1eb;--surface:#fffdf9;--surface2:#efe9e0;--border:#ddd5c9;--accent:#e8368f;--accent-dim:#e8368f15;--accent-hover:#d12a7c;--text:#2c2418;--text-mid:#6b5d4f;--text-dim:#a09585;--danger:#d94452;--green:#2d9e5a;--nav-h:52px;--section-bg:#f7f2ec;--section-border:#e6ddd3;--section-text:#3d2e1e;--section-hover:#efe8df;--hint-bg:#fffbeb;--hint-border:#fde68a;--hint-text:#b45309;--exclaim-bg:#fee2e2;--tag-pink-bg:#fce4ec;--tag-pink-border:#f8bbd0;--tag-orange-bg:#fff3e0;--tag-orange-text:#e67e22;--tag-purple-bg:#f3e5f5;--tag-purple-text:#9c27b0;--tag-green-bg:#e8f5e9;--tag-green-bg2:#c8e6c9;--tag-green-text:#2e7d32;--tag-green-text2:#1b7a3d;--key-green-bg:#f1f8e9;--tooltip-bg:#1a1a1a;--nav-tooltip-bg:#1a2035}[data-theme=dark]{--bg:#1a1714;--surface:#231f1b;--surface2:#2c2721;--border:#3d3529;--accent-dim:#e8368f20;--accent-hover:#f04e9e;--text:#f0e8dc;--text-mid:#b8a898;--text-dim:#6b5d4f;--danger:#f06070;--green:#3dbe6a;--section-bg:#2a2319;--section-border:#3a3028;--section-text:#d4c4a8;--section-hover:#332b1f;--hint-bg:#252115;--hint-border:#4a3d10;--hint-text:#d4a030;--exclaim-bg:#2d1515;--tag-pink-bg:#2d1020;--tag-pink-border:#5a2040;--tag-orange-bg:#2a1f10;--tag-orange-text:#e09050;--tag-purple-bg:#1f1528;--tag-purple-text:#c060d0;--tag-green-bg:#122018;--tag-green-bg2:#1a3020;--tag-green-text:#3dbe6a;--tag-green-text2:#3dbe6a;--key-green-bg:#162018;--tooltip-bg:#0a0a0a;--nav-tooltip-bg:#0a0d18}html,body{background:var(--bg);height:100%;color:var(--text);font-family:var(--font-inter),"Segoe UI",system-ui,sans-serif;font-size:16px}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}.login-screen{background:var(--bg);z-index:900;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.login-card{flex-direction:column;gap:1.5rem;width:100%;max-width:400px;padding:2.5rem;display:flex}.login-brand{flex-direction:column;align-items:center;gap:.75rem;display:flex}.login-logo{background:var(--accent);color:#fff;border-radius:14px;justify-content:center;align-items:center;width:52px;height:52px;font-size:1.4rem;font-weight:800;display:flex}.login-title{color:var(--text);letter-spacing:-.5px;font-size:1.6rem;font-weight:800}.login-subtitle{color:var(--text-mid);text-align:center;max-width:320px;font-size:.88rem;line-height:1.55}.login-form{flex-direction:column;gap:.6rem;display:flex}.login-input{border:1px solid var(--border);width:100%;color:var(--text);background:var(--surface);border-radius:8px;outline:none;padding:.6rem .85rem;font-family:inherit;font-size:.88rem;transition:border-color .15s}.login-input:focus{border-color:var(--accent)}.login-input::placeholder{color:var(--text-dim)}.login-error{color:var(--danger);background:var(--tag-pink-bg);border-radius:6px;padding:.4rem .75rem;font-size:.8rem}.login-btn{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:8px;width:100%;padding:.65rem;font-family:inherit;font-size:.9rem;font-weight:700;transition:background .15s}.login-btn:hover{background:var(--accent-hover)}.login-btn:disabled{opacity:.6;cursor:not-allowed}.login-footer{flex-direction:column;align-items:center;gap:.4rem;display:flex}.login-link{color:var(--text-dim);cursor:pointer;background:0 0;border:none;font-family:inherit;font-size:.78rem;transition:color .12s}.login-link:hover{color:var(--accent)}.login-divider{background:var(--border);width:100%;height:1px}.login-legal{color:var(--text-dim);align-items:center;gap:.5rem;margin-top:.25rem;font-size:.72rem;display:flex}.login-legal-link{color:var(--text-dim);text-decoration:none;transition:color .12s}.login-legal-link:hover{color:var(--accent)}.login-lang-switch{justify-content:center;gap:.3rem;margin-top:.1rem;display:flex}.login-lang-btn{border:1px solid var(--border);color:var(--text-dim);cursor:pointer;letter-spacing:.04em;background:0 0;border-radius:6px;padding:.15rem .5rem;font-size:.7rem;font-weight:600;transition:border-color .12s,color .12s}.login-lang-btn:hover{border-color:var(--accent);color:var(--accent)}.login-lang-btn.active{border-color:var(--accent);color:var(--accent);background:var(--accent-dim)}.sidebar-legal{color:var(--text-dim);justify-content:center;align-items:center;gap:.4rem;margin-top:.3rem;font-size:.65rem;display:flex}.sidebar-legal-link{color:var(--text-dim);text-decoration:none;transition:color .12s}.sidebar-legal-link:hover{color:var(--accent)}.login-features{justify-content:center;gap:1.5rem;display:flex}.login-feature{color:var(--text-mid);text-align:center;flex-direction:column;align-items:center;gap:.3rem;font-size:.72rem;display:flex}.login-feature-icon{font-size:1.2rem}.navbar{height:var(--nav-h);background:var(--surface);border-bottom:1px solid var(--border);z-index:10;flex-shrink:0;justify-content:space-between;align-items:center;padding:0 1.1rem;display:flex;position:relative}.nav-logo{align-items:center;gap:.5rem;text-decoration:none;display:flex}.nav-logo-mark{background:var(--accent);color:#fff;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:.85rem;font-weight:800;display:flex}.nav-logo-name{color:var(--text);letter-spacing:-.3px;font-size:1rem;font-weight:700}.nav-right{align-items:center;gap:.5rem;display:flex}.nav-icon-btn{color:var(--text-dim);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:8px;justify-content:center;align-items:center;width:34px;height:34px;font-size:1.1rem;transition:all .15s;display:flex}.nav-icon-btn:hover{background:var(--surface2);border-color:var(--border);color:var(--text-mid)}.nav-avatar{background:var(--accent);color:#fff;cursor:pointer;border:2px solid #0000;border-radius:50%;justify-content:center;align-items:center;width:30px;height:30px;font-size:.72rem;font-weight:700;transition:border-color .15s;display:flex}.nav-avatar:hover{border-color:var(--accent)}.nav-help-btn{border:1.5px solid var(--border);width:28px;height:28px;color:var(--text-dim);cursor:pointer;background:0 0;border-radius:50%;justify-content:center;align-items:center;font-family:inherit;font-size:.82rem;font-weight:700;transition:all .15s;display:flex}.nav-help-btn:hover{background:var(--accent);border-color:var(--accent);color:#fff}.user-menu-wrap{position:relative}.user-dropdown{background:var(--surface);border:1px solid var(--border);z-index:50;border-radius:10px;min-width:180px;margin-top:6px;padding:4px;position:absolute;top:100%;right:0;box-shadow:0 6px 24px #0002}.user-dropdown-name{color:var(--text);padding:.5rem .7rem .25rem;font-size:.82rem;font-weight:600}.user-dropdown-email{color:var(--text-dim);padding:0 .7rem .5rem;font-size:.7rem}.user-dropdown-sep{background:var(--border);height:1px;margin:2px .5rem}.app-body{height:calc(100vh - var(--nav-h));grid-template-columns:210px 1fr;display:grid;overflow:hidden}.sidebar{background:var(--surface);border-right:1px solid var(--border);flex-direction:column;display:flex;overflow:hidden}.sidebar-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:.9rem .85rem .75rem;display:flex}.sidebar-title{text-transform:uppercase;letter-spacing:.12em;color:var(--text-dim);font-size:.68rem;font-weight:700}.btn-icon{border:1px solid var(--border);color:var(--text-mid);cursor:pointer;background:0 0;border-radius:6px;justify-content:center;align-items:center;width:24px;height:24px;font-size:1rem;transition:all .15s;display:flex}.btn-icon:hover{background:var(--accent-dim);border-color:var(--accent);color:var(--accent)}.map-list{flex:1;padding:.4rem;overflow-y:auto}.map-item{cursor:pointer;border:1px solid #0000;border-radius:7px;align-items:center;gap:.4rem;margin-bottom:2px;padding:.45rem .6rem;transition:background .12s;display:flex}.map-item:hover{background:var(--surface2)}.map-item.active{background:var(--accent-dim);border-color:#e8368f33}.map-item-name{color:var(--text);white-space:nowrap;text-overflow:ellipsis;cursor:pointer;text-align:left;background:0 0;border:none;flex:1;min-width:0;font-family:inherit;font-size:.85rem;overflow:hidden}.map-item.active .map-item-name{color:var(--accent);font-weight:600}.map-item-del{color:var(--text-dim);cursor:pointer;opacity:0;background:0 0;border:none;border-radius:4px;padding:1px 4px;font-size:.8rem;transition:opacity .12s,color .12s}.map-item:hover .map-item-del{opacity:1}.map-item-del:hover{color:var(--danger)}.sidebar-footer{border-top:1px solid var(--border);color:var(--text-dim);text-align:center;padding:.65rem;font-size:.7rem;line-height:1.5}.folder-item{border:2px solid #0000;border-radius:7px;margin-bottom:1px;transition:border-color .12s,background .12s}.folder-item.drag-over{border-color:var(--accent);background:var(--accent-dim)}.folder-header{cursor:default;-webkit-user-select:none;user-select:none;border-radius:6px;align-items:center;gap:.25rem;padding:.3rem .5rem;display:flex}.folder-header:hover{background:var(--surface2)}.folder-chevron{cursor:pointer;color:var(--text-dim);background:0 0;border:none;flex-shrink:0;padding:0;font-size:.65rem;line-height:1}.folder-name{color:var(--text-mid);cursor:text;white-space:nowrap;text-overflow:ellipsis;flex:1;font-size:.78rem;font-weight:600;overflow:hidden}.folder-name:hover{color:var(--text)}.folder-name-input{border:none;border-bottom:1px solid var(--accent);color:var(--text);background:0 0;outline:none;flex:1;min-width:0;font-family:inherit;font-size:.78rem;font-weight:600}.folder-count{color:var(--text-dim);background:var(--surface2);border-radius:10px;flex-shrink:0;padding:0 5px;font-size:.62rem;line-height:1.7}.folder-del{color:var(--text-dim);cursor:pointer;opacity:0;background:0 0;border:none;border-radius:4px;flex-shrink:0;padding:1px 4px;font-size:.75rem;transition:opacity .12s,color .12s}.folder-header:hover .folder-del{opacity:1}.folder-del:hover{color:var(--danger)}.map-item-indented{margin-left:1.1rem}.ungrouped-zone{border:2px solid #0000;border-radius:7px;margin-top:2px;transition:border-color .12s,background .12s}.ungrouped-zone.drag-over{border-color:var(--accent);background:var(--accent-dim)}.ungrouped-label{text-transform:uppercase;letter-spacing:.1em;color:var(--text-dim);padding:.4rem .6rem .15rem;font-size:.62rem;font-weight:600}.folder-delete-check{color:var(--text-mid);cursor:pointer;align-items:center;gap:.5rem;padding:.5rem 0;font-size:.82rem;display:flex}.folder-delete-check input[type=checkbox]{cursor:pointer;accent-color:var(--danger)}.main{flex-direction:column;display:flex;overflow:hidden}.content-header{border-bottom:1px solid var(--border);background:var(--surface);flex-shrink:0;align-items:center;gap:1rem;height:48px;padding:0 1.1rem;display:flex}.content-map-name{color:var(--text);white-space:nowrap;text-overflow:ellipsis;cursor:text;text-align:left;background:0 0;border:none;border-radius:5px;flex:1;margin-left:-4px;padding:2px 4px;font-family:inherit;font-size:.95rem;font-weight:700;transition:background .12s;overflow:hidden}.content-map-name:hover{background:var(--surface2)}.mode-switcher{background:var(--surface2);border:1px solid var(--border);border-radius:9px;flex-shrink:0;gap:2px;padding:3px;display:flex}.mode-btn{cursor:pointer;color:var(--text-mid);white-space:nowrap;background:0 0;border:none;border-radius:6px;padding:.22rem .9rem;font-family:inherit;font-size:.8rem;transition:all .15s}.mode-btn.active{background:var(--surface);color:var(--text);font-weight:600;box-shadow:0 1px 4px #0000000f}.start-quiz-btn{background:var(--accent);color:#fff;cursor:pointer;white-space:nowrap;border:none;border-radius:6px;padding:.22rem .75rem;font-family:inherit;font-size:.78rem;font-weight:600;transition:background .15s}.start-quiz-btn:hover{background:var(--accent-hover)}.menu-wrap{position:relative}.menu-toggle{color:var(--text-dim);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:7px;justify-content:center;align-items:center;width:30px;height:30px;font-size:1.1rem;transition:all .15s;display:flex}.menu-toggle:hover{background:var(--surface2);border-color:var(--border);color:var(--text-mid)}.menu-dropdown{background:var(--surface);border:1px solid var(--border);z-index:50;border-radius:10px;min-width:200px;margin-top:4px;padding:4px;position:absolute;top:100%;right:0;box-shadow:0 6px 24px #0002}.menu-item{width:100%;color:var(--text);cursor:pointer;text-align:left;background:0 0;border:none;border-radius:7px;align-items:center;gap:.5rem;padding:.45rem .7rem;font-family:inherit;font-size:.82rem;transition:background .1s;display:flex}.menu-item:hover{background:var(--surface2)}.menu-item.danger{color:var(--danger)}.menu-item.danger:hover{background:var(--tag-pink-bg)}.menu-sep{background:var(--border);height:1px;margin:3px .5rem}.menu-sub{position:relative}.menu-sub-items{background:var(--surface);border:1px solid var(--border);border-radius:10px;min-width:160px;padding:4px;display:none;position:absolute;top:-4px;right:100%;box-shadow:0 6px 24px #0002}.menu-sub:hover .menu-sub-items{display:block}.menu-item-arrow{color:var(--text-dim);margin-left:auto;font-size:.7rem}.main-body{flex:1;position:relative;overflow:hidden}.editor-panel{flex-direction:column;gap:.75rem;padding:1rem;display:flex;position:absolute;inset:0;overflow:hidden}.editor-scroll{flex-direction:column;flex:1;gap:.85rem;padding-bottom:1rem;display:flex;overflow-y:auto}.section-block{background:var(--surface);border:1px solid var(--border);border-radius:10px;flex-shrink:0}.section-header{background:var(--section-bg);border-bottom:1px solid var(--section-border);border-radius:10px 10px 0 0;align-items:center;gap:.5rem;padding:.5rem .75rem;display:flex}.section-title-input{color:var(--section-text);background:0 0;border:none;outline:none;flex:1;font-family:inherit;font-size:.92rem;font-weight:700}.section-title-input::placeholder{color:var(--text-dim);font-weight:400}.section-del{color:var(--text-dim);cursor:pointer;opacity:0;background:0 0;border:none;border-radius:4px;padding:2px 5px;font-size:.85rem;line-height:1;transition:opacity .12s,color .12s}.section-block:hover .section-del{opacity:1}.section-del:hover{color:var(--danger)}.section-items{padding:.25rem 0}.item-row{align-items:flex-start;gap:.5rem;padding:.2rem .75rem;display:flex}.item-bullet{background:var(--accent);border-radius:50%;flex-shrink:0;width:5px;height:5px;margin-top:.55em}.item-input{color:var(--text);resize:none;background:0 0;border:none;outline:none;flex:1;min-height:1.55em;padding:2px 0;font-family:inherit;font-size:.85rem;line-height:1.55;overflow:hidden}.item-input::placeholder{color:var(--text-dim)}.item-del{color:var(--text-dim);cursor:pointer;opacity:0;background:0 0;border:none;border-radius:4px;margin-top:.15em;padding:1px 4px;font-size:.8rem;line-height:1;transition:opacity .12s,color .12s}.item-row:hover .item-del{opacity:1}.item-del:hover{color:var(--danger)}.add-section-btn{border:1px dashed var(--border);color:var(--text-dim);cursor:pointer;text-align:left;background:0 0;border-radius:8px;flex:1;padding:.55rem .9rem;font-family:inherit;font-size:.82rem;transition:all .15s}.add-section-btn:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-dim)}.section-hint{color:var(--hint-text);background:var(--hint-bg);border-top:1px solid var(--hint-border);border-radius:0 0 10px 10px;align-items:center;gap:.4rem;padding:.3rem .75rem;font-size:.72rem;display:flex}.item-input--long{color:var(--danger)!important}.item-exclaim{background:var(--exclaim-bg);width:18px;height:18px;color:var(--danger);cursor:default;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;margin-top:.2em;font-size:.68rem;font-weight:800;display:flex;position:relative}.item-exclaim:hover .item-tooltip{opacity:1}.item-tooltip{background:var(--tooltip-bg);color:#fff;white-space:nowrap;opacity:0;pointer-events:none;z-index:10;border-radius:6px;padding:4px 9px;font-size:.72rem;transition:opacity .15s;position:absolute;bottom:calc(100% + 6px);right:0}.item-tooltip:after{content:"";border:4px solid #0000;border-top-color:var(--tooltip-bg);position:absolute;top:100%;right:5px}.learn-panel{flex-direction:column;gap:.75rem;padding:1rem;display:flex;position:absolute;inset:0;overflow:hidden}.learn-scroll{flex-direction:column;flex:1;gap:.7rem;padding-bottom:1rem;display:flex;overflow-y:auto}.learn-section{background:var(--surface);border:1px solid var(--border);border-radius:10px;flex-shrink:0}.learn-section-header{background:var(--section-bg);cursor:pointer;-webkit-user-select:none;user-select:none;border-bottom:1px solid #0000;border-radius:10px;align-items:center;gap:.6rem;padding:.5rem .75rem;transition:background .12s;display:flex}.learn-section-header:hover{background:var(--section-hover)}.learn-section.open .learn-section-header{border-bottom-color:var(--section-border);border-radius:10px 10px 0 0}.learn-section-title{color:var(--section-text);flex:1;font-size:.92rem;font-weight:700}.section-play-btn{border:1px solid var(--border);color:var(--text-dim);cursor:pointer;background:0 0;border-radius:5px;flex-shrink:0;padding:.1rem .4rem;font-family:inherit;font-size:.65rem;line-height:1.4;transition:background .12s,color .12s,border-color .12s}.section-play-btn:hover{background:var(--accent);color:#fff;border-color:var(--accent)}.learn-badge{background:var(--accent);color:#fff;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;min-width:20px;height:20px;padding:0 5px;font-size:.7rem;font-weight:700;display:flex}.learn-chevron{color:var(--text-dim);flex-shrink:0;font-size:.7rem;transition:transform .2s}.learn-section.open .learn-chevron{transform:rotate(180deg)}.learn-items{padding:.25rem 0;display:none}.learn-section.open .learn-items{display:block}.learn-item-dot{background:var(--accent);border-radius:50%;flex-shrink:0;width:6px;height:6px}.learn-item-abbr{color:var(--text);letter-spacing:.03em;font-family:Courier New,monospace;font-size:1.05rem}.learn-item-row{cursor:default;border-radius:3px;align-items:center;gap:.5rem;padding:.22rem .75rem;transition:background .1s,opacity .2s;display:flex}.learn-item-row:hover{background:var(--section-bg)}.learn-item-row.mastered{opacity:.45}.learn-item-row.mastered .learn-item-abbr{text-decoration:line-through}.learn-section-level{text-transform:uppercase;letter-spacing:.06em;border-radius:5px;flex-shrink:0;padding:1px 7px;font-size:.65rem;font-weight:700}.learn-section-level.locked{background:var(--surface2);color:var(--text-dim)}.learn-section-level.unlocked{background:var(--tag-green-bg);color:var(--tag-green-text)}.learn-section-level.complete{background:var(--tag-green-bg2);color:var(--tag-green-text2)}.map-progress{background:var(--surface);border:1px solid var(--border);border-radius:10px;flex-shrink:0;align-items:center;gap:.75rem;padding:.6rem .85rem;display:flex}.map-progress-bar-wrap{background:var(--surface2);border-radius:4px;flex:1;height:8px;overflow:hidden}.map-progress-bar{background:var(--accent);border-radius:4px;height:100%;transition:width .4s}.map-progress-bar.done{background:var(--green)}.map-progress-label{color:var(--text-mid);white-space:nowrap;flex-shrink:0;font-size:.75rem}.map-progress-level{color:var(--accent);flex-shrink:0;font-size:.72rem;font-weight:700}.map-progress-level.complete{color:var(--green)}.progress-dots{flex-shrink:0;gap:3px;display:flex}.progress-dot{background:var(--border);border-radius:50%;width:7px;height:7px;transition:background .2s}.progress-dot.filled{background:var(--accent)}.progress-dot.complete{background:var(--green)}.quiz-overlay{background:var(--bg);z-index:500;flex-direction:column;display:flex;position:fixed;inset:0}.quiz-topbar{height:var(--nav-h);background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0;align-items:center;gap:1rem;padding:0 1.5rem;display:flex}.quiz-title{color:var(--text-mid);font-size:.85rem;font-weight:600}.quiz-progress-bar-wrap{background:var(--border);border-radius:3px;flex:1;height:6px;overflow:hidden}.quiz-progress-bar{background:var(--accent);border-radius:3px;height:100%;transition:width .3s}.quiz-counter{color:var(--text-dim);white-space:nowrap;font-size:.8rem}.quiz-close{border:1px solid var(--border);color:var(--text-mid);cursor:pointer;background:0 0;border-radius:6px;padding:.25rem .7rem;font-family:inherit;font-size:.78rem;transition:all .15s}.quiz-close:hover{border-color:var(--danger);color:var(--danger)}.quiz-body{flex-direction:column;flex:1;justify-content:center;align-items:center;padding:2rem;display:flex}.quiz-card{flex-direction:column;gap:1.5rem;width:100%;max-width:560px;display:flex}.quiz-section-label{text-transform:uppercase;letter-spacing:.12em;color:var(--text-dim);font-size:.72rem;font-weight:700}.quiz-abbr{color:var(--text);letter-spacing:.05em;font-family:Courier New,monospace;font-size:2.8rem;font-weight:700;line-height:1.1}.quiz-reveal{align-items:center;min-height:3rem;display:flex}.quiz-full-text{color:var(--text-mid);opacity:0;font-size:1.1rem;line-height:1.5;transition:opacity .2s,transform .2s;transform:translateY(6px)}.quiz-full-text.visible{opacity:1;transform:translateY(0)}.quiz-divider{background:var(--border);height:1px}.quiz-hint{gap:1.5rem;display:flex}.quiz-hint-item{color:var(--text-dim);align-items:center;gap:.5rem;font-size:.78rem;display:flex}.quiz-key{background:var(--surface);border:1px solid var(--border);width:28px;height:28px;color:var(--text-mid);border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;font-size:.8rem;display:inline-flex;box-shadow:0 1px 3px #0001}.quiz-key.green{border-color:var(--tag-green-bg2);background:var(--key-green-bg);color:var(--green)}.quiz-key.red{border-color:var(--tag-pink-border);background:var(--tag-pink-bg);color:var(--danger)}.quiz-level-badge{text-transform:uppercase;letter-spacing:.08em;border-radius:5px;margin-bottom:.5rem;padding:2px 10px;font-size:.68rem;font-weight:700;display:inline-block}.quiz-level-badge.l1{background:var(--tag-pink-bg);color:var(--accent)}.quiz-level-badge.l2{background:var(--tag-orange-bg);color:var(--tag-orange-text)}.quiz-level-badge.l3{background:var(--tag-purple-bg);color:var(--tag-purple-text)}.quiz-level-badge.practice{background:var(--tag-green-bg);color:var(--tag-green-text)}.quiz-recall-prompt{color:var(--text-dim);font-size:.85rem;font-style:italic}.quiz-reveal-list{text-align:left;width:100%;max-width:560px;max-height:50vh;overflow-y:auto}.quiz-reveal-section{margin-bottom:.75rem}.quiz-reveal-section-title{color:var(--section-text);margin-bottom:.25rem;font-size:.78rem;font-weight:700}.quiz-reveal-item{color:var(--text-mid);padding:.15rem 0 .15rem 1rem;font-size:.85rem;line-height:1.5;position:relative}.quiz-reveal-item:before{content:"•";color:var(--accent);position:absolute;left:.2rem}.quiz-result{text-align:center;flex-direction:column;align-items:center;gap:1.5rem;width:100%;max-width:480px;display:flex}.quiz-result-icon{font-size:3rem}.quiz-result-title{color:var(--text);font-size:1.4rem;font-weight:700}.quiz-result-stats{gap:2rem;display:flex}.quiz-stat{flex-direction:column;align-items:center;gap:.25rem;display:flex}.quiz-stat-num{font-size:2rem;font-weight:700}.quiz-stat-num.green{color:var(--green)}.quiz-stat-num.red{color:var(--danger)}.quiz-stat-label{color:var(--text-dim);font-size:.75rem}.quiz-result-actions{gap:.75rem;display:flex}.quiz-levelup{text-align:center;flex-direction:column;align-items:center;width:100%;max-width:560px;animation:.45s cubic-bezier(.34,1.56,.64,1) levelup-in;display:flex}@keyframes levelup-in{0%{opacity:0;transform:scale(.82)translateY(28px)}to{opacity:1;transform:scale(1)translateY(0)}}.quiz-levelup-icon{margin-bottom:.5rem;font-size:4rem}.quiz-levelup-badge{letter-spacing:.12em;text-transform:uppercase;border-radius:20px;margin-bottom:.75rem;padding:.25rem 1rem;font-size:.68rem;font-weight:800;display:inline-block}.quiz-levelup-badge.l2{background:var(--tag-orange-bg);color:var(--tag-orange-text)}.quiz-levelup-badge.l3{background:var(--tag-purple-bg);color:var(--tag-purple-text)}.quiz-levelup-title{color:var(--text);margin-bottom:.35rem;font-size:1.55rem;font-weight:800;line-height:1.2}.quiz-levelup-name{color:var(--text-mid);margin-bottom:.75rem;font-size:1rem;font-weight:600}.quiz-levelup-desc{color:var(--text-dim);max-width:30ch;margin-bottom:2rem;font-size:.84rem;line-height:1.65}.legal-shell{background:var(--bg);flex-direction:column;min-height:100vh;display:flex}.legal-header{height:var(--nav-h);background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0;align-items:center;padding:0 2rem;display:flex}.legal-logo{align-items:center;gap:.6rem;text-decoration:none;display:flex}.legal-logo-mark{background:var(--accent);color:#fff;letter-spacing:-.03em;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:30px;height:30px;font-size:.75rem;font-weight:800;display:flex}.legal-logo-name{color:var(--text);font-size:1rem;font-weight:700}.legal-main{flex:1;padding:3rem 1.5rem}.legal-container{max-width:700px;margin:0 auto}.legal-meta{justify-content:space-between;align-items:center;margin-bottom:2rem;display:flex}.legal-back{color:var(--text-dim);font-size:.82rem;text-decoration:none;transition:color .15s}.legal-back:hover{color:var(--accent)}.legal-updated{color:var(--text-dim);font-size:.78rem}.legal-title{color:var(--text);margin-bottom:2.5rem;font-size:2rem;font-weight:800}.legal-section{margin-bottom:2rem}.legal-section-heading{color:var(--text);border-bottom:1px solid var(--border);margin-bottom:.6rem;padding-bottom:.4rem;font-size:.95rem;font-weight:700}.legal-section-content p{color:var(--text-mid);margin-bottom:.25rem;font-size:.88rem;line-height:1.7}.legal-link{color:var(--accent);word-break:break-all}.legal-link:hover{text-decoration:underline}.legal-footer{border-top:1px solid var(--border);flex-wrap:wrap;gap:1.5rem;margin-top:3rem;padding-top:1.5rem;display:flex}.legal-footer-link{color:var(--text-dim);font-size:.82rem;text-decoration:none}.legal-footer-link:hover{color:var(--accent)}.tooltip{background:var(--nav-tooltip-bg);color:#fff;pointer-events:none;opacity:0;z-index:600;white-space:nowrap;border-radius:6px;padding:.32rem .65rem;font-size:.78rem;transition:opacity .12s;position:fixed;box-shadow:0 4px 12px #0003}.modal-overlay{z-index:400;opacity:0;pointer-events:none;background:#0005;justify-content:center;align-items:center;transition:opacity .15s;display:flex;position:fixed;inset:0}.modal-overlay.open{opacity:1;pointer-events:all}.modal{background:var(--surface);border-radius:14px;flex-direction:column;gap:1rem;width:100%;max-width:460px;padding:1.5rem;display:flex;box-shadow:0 8px 40px #0003}.modal-title{color:var(--text);font-size:1rem;font-weight:700}.modal-desc{color:var(--text-mid);font-size:.82rem;line-height:1.5}.modal-actions{justify-content:flex-end;gap:.5rem;display:flex}.btn{cursor:pointer;border:1px solid var(--border);background:var(--surface2);color:var(--text-mid);border-radius:7px;padding:.4rem 1rem;font-family:inherit;font-size:.83rem;transition:all .15s}.btn:hover{background:var(--surface);border-color:var(--text-dim);color:var(--text)}.btn-danger{background:var(--danger);border-color:var(--danger);color:#fff}.btn-danger:hover{color:#fff;background:#c94f5e;border-color:#c94f5e}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.btn-primary:disabled{opacity:.45;cursor:not-allowed}.import-textarea{border:1px solid var(--border);width:100%;height:160px;color:var(--text);background:var(--surface2);resize:vertical;border-radius:8px;outline:none;padding:.75rem;font-family:inherit;font-size:.83rem;transition:border-color .15s}.import-textarea:focus{border-color:var(--accent)}.import-textarea::placeholder{color:var(--text-dim)}.import-note{color:var(--text-dim);font-size:.72rem;line-height:1.4}.settings-section{flex-direction:column;gap:.4rem;display:flex}.settings-label{text-transform:uppercase;letter-spacing:.1em;color:var(--text-dim);font-size:.7rem;font-weight:700}.settings-row{background:var(--surface2);border:1px solid var(--border);border-radius:8px;justify-content:space-between;align-items:center;padding:.55rem .75rem;display:flex}.settings-row-label{color:var(--text);font-size:.83rem}.settings-row-value{color:var(--text-dim);font-size:.78rem}.ai-badge{color:#fff;letter-spacing:.05em;background:linear-gradient(135deg,#e8368f,#9c27b0);border-radius:5px;padding:1px 7px;font-size:.65rem;font-weight:700}.empty{height:100%;color:var(--text-dim);flex-direction:column;justify-content:center;align-items:center;gap:.75rem;display:flex}.empty-icon{opacity:.35;font-size:2.5rem}:is(html:has(.lp-shell),body:has(.lp-shell)){height:auto;overflow-y:auto}.lp-shell{background:var(--bg);min-height:100vh;color:var(--text);font-family:var(--font-inter),"Segoe UI",system-ui,sans-serif}.lp-nav{z-index:50;background:var(--bg);border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);position:sticky;top:0}.lp-nav-inner{justify-content:space-between;align-items:center;max-width:1100px;height:56px;margin:0 auto;padding:0 2rem;display:flex}.lp-logo{color:var(--text);letter-spacing:-.3px;font-size:1.1rem}.lp-btn-outline{border:1px solid var(--border);color:var(--text-mid);border-radius:8px;padding:.35rem 1rem;font-size:.85rem;font-weight:500;text-decoration:none;transition:all .15s}.lp-btn-outline:hover{border-color:var(--accent);color:var(--accent)}.lp-hero{padding:5rem 2rem 3rem}.lp-hero-inner{text-align:center;flex-direction:column;align-items:center;gap:1.25rem;max-width:760px;margin:0 auto;display:flex}.lp-badge{letter-spacing:.08em;text-transform:uppercase;background:var(--accent-dim);color:var(--accent);border:1px solid var(--accent);border-radius:20px;padding:.3rem 1rem;font-size:.75rem;font-weight:700;display:inline-block}.lp-headline{letter-spacing:-1px;color:var(--text);font-size:clamp(2rem,5vw,3.2rem);font-weight:800;line-height:1.15}.lp-headline-accent{color:var(--accent)}.lp-subline{color:var(--text-mid);max-width:580px;font-size:1.05rem;line-height:1.65}.lp-hero-actions{flex-direction:column;align-items:center;gap:.6rem;margin-top:.5rem;display:flex}.lp-btn-primary{background:var(--accent);color:#fff;letter-spacing:-.2px;border-radius:10px;padding:.75rem 1.75rem;font-size:.95rem;font-weight:700;text-decoration:none;transition:background .15s;display:inline-block}.lp-btn-primary:hover{background:var(--accent-hover)}.lp-btn-large{padding:.9rem 2.5rem;font-size:1.05rem}.lp-hero-note{color:var(--text-dim);font-size:.78rem}.lp-hero-screenshot{padding:0 2rem 4rem}.lp-screenshot-wrap{border:1px solid var(--border);border-radius:14px;max-width:1100px;margin:0 auto;overflow:hidden;box-shadow:0 20px 60px #0000001a,0 4px 16px #0000000d}.lp-screenshot-img{width:100%;height:auto;display:block}.lp-section{padding:5rem 2rem}.lp-section--alt{background:var(--surface);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.lp-feature-row{grid-template-columns:1fr 1fr;align-items:center;gap:4rem;max-width:1100px;margin:0 auto;display:grid}.lp-feature-row--reverse{direction:rtl}.lp-feature-row--reverse>*{direction:ltr}.lp-feature-text{flex-direction:column;gap:1rem;display:flex}.lp-step-label{text-transform:uppercase;letter-spacing:.12em;color:var(--accent);font-size:.72rem;font-weight:700}.lp-feature-heading{letter-spacing:-.5px;color:var(--text);font-size:clamp(1.4rem,3vw,2rem);font-weight:800;line-height:1.2}.lp-feature-desc{color:var(--text-mid);font-size:.95rem;line-height:1.7}.lp-feature-list{flex-direction:column;gap:.4rem;list-style:none;display:flex}.lp-feature-list li{color:var(--text-mid);font-size:.88rem}.lp-feature-visual{border:1px solid var(--border);border-radius:12px;overflow:hidden;box-shadow:0 8px 32px #00000012}.lp-feature-img{width:100%;height:auto;display:block}.lp-cta-section{background:var(--accent);padding:6rem 2rem}.lp-cta-inner{text-align:center;flex-direction:column;align-items:center;gap:1rem;max-width:600px;margin:0 auto;display:flex}.lp-cta-title{color:#fff;letter-spacing:-.5px;font-size:clamp(1.6rem,4vw,2.4rem);font-weight:800;line-height:1.2}.lp-cta-desc{color:#fffc;font-size:1rem}.lp-cta-section .lp-btn-primary{color:var(--accent);background:#fff;margin-top:.5rem}.lp-cta-section .lp-btn-primary:hover{background:#ffffffe6}.lp-footer{border-top:1px solid var(--border);justify-content:space-between;align-items:center;max-width:1100px;margin:0 auto;padding:1.5rem 2rem;display:flex}.lp-footer-copy{color:var(--text-dim);font-size:.8rem}.lp-footer-links{gap:1.25rem;display:flex}.lp-footer-link{color:var(--text-dim);font-size:.8rem;text-decoration:none;transition:color .12s}.lp-footer-link:hover{color:var(--accent)}@media (max-width:768px){.lp-feature-row{grid-template-columns:1fr;gap:2rem}.lp-feature-row--reverse{direction:ltr}.lp-hero{padding:3rem 1.25rem 2rem}.lp-hero-screenshot{padding:0 1.25rem 2.5rem}.lp-section{padding:3rem 1.25rem}.lp-footer{text-align:center;flex-direction:column;gap:.75rem}}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}
