.header-light{background:#fff;color:#1e293b;box-shadow:0 1px 3px #0000001a,0 1px 2px #0000000f;border-bottom:1px solid #e2e8f0;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.header-dark{background:#1e293b;color:#f1f5f9;box-shadow:0 1px 3px #0000004d,0 1px 2px #0003;border-bottom:1px solid #334155;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.logo{width:32px;height:32px;filter:drop-shadow(0 1px 2px rgba(0,0,0,.1));transition:transform .2s ease}.logo:hover{transform:scale(1.05)}.app-name{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;font-weight:700;font-size:1rem;letter-spacing:-.04em;text-transform:none}.header-light .app-name{color:#020617}.header-dark .app-name{color:#fff}.app-slogan{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;font-weight:500;font-size:.8rem;letter-spacing:-.03em}.header-light .app-slogan{color:#334155}.header-dark .app-slogan{color:#cbd5e1}.theme-btn{background:transparent!important;border:1.5px solid transparent!important;border-radius:8px!important;transition:all .25s ease!important;width:42px!important;height:38px!important}.header-light .theme-btn{color:#1e293b!important;border-color:#fff!important;background:#f8fafcb3!important}.header-light .theme-btn:hover{background:#f1f5f9e6!important;border-color:#64748b99!important;color:#0f172a!important;transform:translateY(-1px);box-shadow:0 4px 12px #00000026}.header-dark .theme-btn{color:#e2e8f0!important;border-color:#94a3b8!important;background:#1e293bb3!important}.header-dark .theme-btn:hover{background:#334155e6!important;border-color:#64748bcc!important;color:#fff!important;transform:translateY(-1px);box-shadow:0 4px 12px #0006}.nav-button{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif!important;font-weight:600!important;border:2px solid transparent!important;background:transparent!important;transition:all .25s ease!important;text-transform:none!important;letter-spacing:-.04em!important;border-radius:8px!important;padding:8px 20px!important;font-size:1rem!important;min-width:auto!important;margin:0 4px!important}.feedback-btn{background:transparent!important}.header-light .feedback-btn{color:#1e293b!important;border-color:#fff!important;background:#f8fafc99!important}.header-light .feedback-btn:hover{background:#f1f5f9e6!important;border-color:#64748b99!important;color:#0f172a!important;transform:translateY(-1px);box-shadow:0 4px 12px #0000001f}.header-dark .feedback-btn{color:#e2e8f0!important;border-color:#94a3b8!important;background:#1e293b99!important}.header-dark .feedback-btn:hover{background:#334155cc!important;border-color:#64748bcc!important;color:#fff!important;transform:translateY(-1px);box-shadow:0 4px 12px #0000004d}.about-btn{border:none!important;font-weight:700!important}.header-light .about-btn{background:linear-gradient(135deg,#3b82f6,#1d4ed8)!important;color:#fff!important;box-shadow:0 2px 8px #3b82f64d}.header-light .about-btn:hover{background:linear-gradient(135deg,#2563eb,#1e40af)!important;transform:translateY(-1px);box-shadow:0 4px 16px #3b82f666}.header-dark .about-btn{background:linear-gradient(135deg,#6366f1,#4f46e5)!important;color:#fff!important;box-shadow:0 2px 8px #6366f14d}.header-dark .about-btn:hover{background:linear-gradient(135deg,#5b21b6,#4c1d95)!important;transform:translateY(-1px);box-shadow:0 4px 16px #6366f166}@media (max-width: 768px){.logo{width:28px;height:28px}.app-name{font-size:.9rem;font-weight:700}.app-slogan{font-size:.75rem}.nav-button{font-size:.9rem!important;padding:8px 16px!important;font-weight:600!important}.theme-btn{width:38px!important;height:34px!important}}.toolbox{display:flex;padding-left:10px;justify-content:start;padding-bottom:5px;box-sizing:border-box}.toolbox-header{display:flex;align-items:center}.toolbox-title{margin-right:15px;color:inherit;font-size:.85rem}.divider{width:1px;height:30px;background-color:gray;margin-left:10px}.toolbox-controls{display:flex;justify-content:flex-start;flex-grow:1;margin-left:10px}.toolbox-item{min-width:120px;width:auto;flex:1}body[data-theme=dark] .toolbox,body[data-theme=dark] .toolbox-item{color:#fff}body[data-theme=light] .toolbox,body[data-theme=light] .toolbox-item{color:#000}.react-resizable{position:relative}.react-resizable-handle{position:absolute;width:20px;height:20px;background-repeat:no-repeat;background-origin:content-box;box-sizing:border-box;background-image:url(data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCA2IDYiIHN0eWxlPSJiYWNrZ3JvdW5kLWNvbG9yOiNmZmZmZmYwMCIgeD0iMHB4IiB5PSIwcHgiIHdpZHRoPSI2cHgiIGhlaWdodD0iNnB4Ij48ZyBvcGFjaXR5PSIwLjMwMiI+PHBhdGggZD0iTSA2IDYgTCAwIDYgTCAwIDQuMiBMIDQgNC4yIEwgNC4yIDQuMiBMIDQuMiAwIEwgNiAwIEwgNiA2IEwgNiA2IFoiIGZpbGw9IiMwMDAwMDAiLz48L2c+PC9zdmc+);background-position:bottom right;padding:0 3px 3px 0}.react-resizable-handle-sw{bottom:0;left:0;cursor:sw-resize;transform:rotate(90deg)}.react-resizable-handle-se{bottom:0;right:0;cursor:se-resize}.react-resizable-handle-nw{top:0;left:0;cursor:nw-resize;transform:rotate(180deg)}.react-resizable-handle-ne{top:0;right:0;cursor:ne-resize;transform:rotate(270deg)}.react-resizable-handle-w,.react-resizable-handle-e{top:50%;margin-top:-10px;cursor:ew-resize}.react-resizable-handle-w{left:0;transform:rotate(135deg)}.react-resizable-handle-e{right:0;transform:rotate(315deg)}.react-resizable-handle-n,.react-resizable-handle-s{left:50%;margin-left:-10px;cursor:ns-resize}.react-resizable-handle-n{top:0;transform:rotate(225deg)}.react-resizable-handle-s{bottom:0;transform:rotate(45deg)}.main-container{width:100%;height:300px;margin:10px 0;display:flex}.resizable-box{position:relative;height:100%!important}.user-translation-box{height:100%;width:100%}.paragraph,.user-input{transition:background-color .3s ease,box-shadow .3s ease;height:400px}.resize-handle{position:absolute;right:-6px;top:0;width:12px;height:100%;cursor:ew-resize;display:flex;align-items:center;justify-content:center;transition:background-color .3s ease,transform .3s ease;border-radius:6px;z-index:2}.resize-handle:before{content:"";width:4px;height:50px;background-color:var(--resize-color);border-radius:4px;transition:height .3s ease,background-color .3s ease}.resize-handle:hover:before{height:60px;background-color:var(--resize-hover-color)}.resize-handle:hover{transform:scaleX(1.1)}.typing-animation{font-family:Courier New,monospace;transition:color .3s ease,background-color .3s ease,border .3s ease;border-radius:6px;padding:12px 16px;overflow-wrap:break-word;white-space:pre-wrap;background-color:var(--typing-bg, #ffffff);color:var(--typing-color, #1a202c);border:1px solid var(--typing-border, #e2e8f0);box-shadow:var(--typing-shadow, 0 2px 8px rgba(0, 0, 0, .1))}@keyframes blink{0%{opacity:1}50%{opacity:0}to{opacity:1}}@media (max-width: 768px){.main-container{flex-direction:column;height:auto;overflow-x:auto}.main-container.mobile-horizontal{flex-direction:row;height:250px;overflow-x:auto;overflow-y:hidden}.resizable-box{min-width:280px;width:100%!important;height:250px!important}.main-container.mobile-horizontal .resizable-box{min-width:300px;width:300px!important;flex-shrink:0}.resize-handle{display:none}.user-translation-box{min-width:280px;width:100%!important;height:250px}.main-container.mobile-horizontal .user-translation-box{min-width:300px;width:300px!important;flex-shrink:0}}.ads-container{position:fixed;top:50px;width:200px;height:calc(100vh - 50px);display:flex;align-items:center;justify-content:center;background-color:#f1f1f1;transition:background-color .3s}.left-ads{left:0}.right-ads{right:0}.ads-container p{margin:0;color:#333}@media (max-width: 768px){.ads-container{width:100px}}body[data-theme=dark] .ads-container{background-color:#1e1e1e}body[data-theme=light]{background:#f8fafc;color:#1e293b;overflow-x:hidden}body[data-theme=dark]{background:#0f172a;color:#f1f5f9;overflow-x:hidden}body[data-theme=light] .toolbox,body[data-theme=light] .scoreboard,body[data-theme=light] .main-container{background:#fff;border:1px solid #e2e8f0;box-shadow:0 1px 3px #0000001a,0 1px 2px #0000000f;border-radius:8px}body[data-theme=dark] .toolbox,body[data-theme=dark] .scoreboard,body[data-theme=dark] .main-container{background:#1e293b;border:1px solid #334155;box-shadow:0 1px 3px #0000004d,0 1px 2px #0003;border-radius:8px}.app{display:flex;flex-direction:row;overflow-x:hidden;overflow-y:auto;width:100vw;min-height:100vh;height:auto;position:relative}.ads-container{position:fixed;top:50px;width:160px;height:calc(100vh - 50px);background:#fffc;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid #e2e8f0;z-index:5}.ads-container.left{left:0;border-radius:0 8px 8px 0}.ads-container.right{right:0;border-radius:8px 0 0 8px}.content-container{display:flex;flex-direction:column;margin-left:160px;margin-right:160px;padding:66px 16px 16px;width:calc(100vw - 320px);max-width:100vw;min-height:calc(100vh - 66px);height:auto;position:relative;z-index:1;overflow-x:hidden;gap:16px}@media (max-width: 1200px){.ads-container{width:150px}.content-container{margin-left:150px;margin-right:150px;width:calc(100vw - 300px)}}@media (max-width: 900px){.ads-container{width:100px}.content-container{margin-left:100px;margin-right:100px;width:calc(100vw - 200px)}}@media (max-width: 600px){.ads-container{width:50px}.content-container{margin-left:50px;margin-right:50px;width:calc(100vw - 100px)}}.about-us{position:fixed;top:100vh;left:0;width:100%;height:100vh;background:#f8fafc;display:flex;justify-content:center;align-items:center;flex-direction:column;font-size:24px;transition:transform .8s ease-in-out;color:#1e293b}.app.show-about .about-us{transform:translateY(-100vh)}.MuiPopover-root{position:fixed!important;z-index:9999!important}.MuiPaper-root.MuiMenu-paper{position:fixed!important;max-height:200px!important;overflow-y:auto!important;z-index:9999!important;transform:none!important}.MuiMenuItem-root{padding:4px 8px!important;font-size:.75rem!important;min-height:28px!important;line-height:1.2!important}.MuiMenu-list{padding:2px 0!important}*{box-sizing:border-box}html,body{overflow-x:hidden;max-width:100%}@media (max-width: 768px){.app{overflow-x:hidden;width:100vw;max-width:100%}.content-container{padding:60px 8px 0;max-width:100%;overflow-x:hidden}.scoreboard-container{margin-top:8px;margin-bottom:12px;padding:0 4px;max-width:100%;overflow-x:hidden}.MuiBox-root{max-width:100%!important}.MuiTableContainer-root{overflow-x:auto!important;-webkit-overflow-scrolling:touch!important;max-width:calc(100vw - 32px)!important;width:100%!important;display:block!important;white-space:nowrap!important}.MuiTable-root{min-width:480px!important;width:max-content!important;display:table!important}.MuiTableCell-root{font-size:.6rem!important;padding:4px 6px!important;white-space:nowrap!important;min-width:70px!important;max-width:120px!important;overflow:hidden!important;text-overflow:ellipsis!important}}@media (min-width: 769px){.MuiTable-root{width:100%!important;table-layout:auto!important}.MuiTableCell-root{width:auto!important;min-width:auto!important;max-width:none!important;white-space:normal!important}.MuiTableCell-root:first-child{position:sticky!important;left:0!important;background:inherit!important;z-index:3!important;box-shadow:2px 0 4px #0000001a!important}.MuiTableContainer-root::-webkit-scrollbar{height:10px!important;display:block!important}.MuiTableContainer-root::-webkit-scrollbar-track{background:#f1f1f1!important;border-radius:5px!important}.MuiTableContainer-root::-webkit-scrollbar-thumb{background:#667eea!important;border-radius:5px!important;border:1px solid #fff!important}.MuiTableContainer-root::-webkit-scrollbar-thumb:hover{background:#764ba2!important}[data-reach-tabs]{width:100%!important;max-width:100%!important;display:block!important}[data-reach-tab-list]{width:100%!important;display:flex!important;flex-wrap:nowrap!important}[data-reach-tab]{flex:1!important;font-size:.65rem!important;padding:8px 4px!important;text-align:center!important;white-space:nowrap!important;overflow:hidden!important;text-overflow:ellipsis!important}[data-reach-tab-panels]{width:100%!important;max-width:100%!important}[data-reach-tab-panel]{width:100%!important;max-width:100%!important;padding:8px!important;overflow-x:auto!important}.MuiTableContainer-root,.MuiTable-root,.MuiTableHead-root,.MuiTableBody-root{display:block!important;width:100%!important}.MuiTableRow-root{display:table!important;width:100%!important;table-layout:fixed!important}.MuiTableCell-root{display:table-cell!important}}@media (max-width: 500px){.content-container{padding:40px 2px 0}.scoreboard-container{margin:12px 0 4px;padding:0 2px;position:relative;z-index:1;clear:both}.header-light,.header-dark{min-height:36px!important;max-height:36px!important}.MuiToolbar-root{min-height:36px!important;padding:0 8px!important}.logo{width:20px!important;height:20px!important}.app-name{font-size:.6rem!important}.app-slogan{font-size:.45rem!important}.nav-button{font-size:.5rem!important;padding:1px 4px!important;min-width:30px!important}.theme-toggle .MuiIconButton-root{width:24px!important;height:24px!important}.main-container{margin:4px 0!important}.MuiBox-root{margin:2px 0!important}.MuiTableCell-root{font-size:.5rem!important;padding:1px 2px!important;min-width:50px!important;max-width:80px!important}[data-reach-tab]{font-size:.55rem!important;padding:4px 1px!important}.paragraph-terminal,.user-translation-box{padding:6px!important}.score-item{margin:2px!important}.toolbox{padding:4px!important;margin:2px 0!important}}._loaderOverlay_1dkau_2{position:fixed;top:0;left:0;width:100%;height:100%;background:#00000080;display:flex;justify-content:center;align-items:center;z-index:9999}._runningContainer_1dkau_16{position:absolute;width:100%;height:60px;background:#222222b3;border-top:3px solid rgba(150,150,150,.5);border-bottom:3px solid rgba(150,150,150,.5);display:flex;justify-content:center;align-items:center;box-shadow:0 4px 10px #0000004d}._runningAnimation_1dkau_30{width:90px;height:90px}:root{--reach-tabs: 1}[data-reach-tabs][data-orientation=vertical]{display:flex}[data-reach-tab-list]{display:flex;background:#0000000d}[data-reach-tab-list][aria-orientation=vertical]{flex-direction:column}[data-reach-tab]{display:inline-block;border:none;padding:.25em .5em;margin:0;border-bottom:1px solid transparent;background:none;color:inherit;font:inherit;cursor:pointer;-webkit-appearance:none;-moz-appearance:none}[data-reach-tab]:active{background:#0000000d}[data-reach-tab]:disabled{opacity:.25;cursor:default}[data-reach-tab][data-selected]{border-bottom-color:currentColor}.custom-tab{font-size:.95rem!important;font-weight:700!important}@media (max-width: 768px){.custom-tab{font-size:.85rem!important}}.custom-tab[data-reach-tab]{font-size:.95rem!important;font-weight:700!important}@media (max-width: 768px){.custom-tab[data-reach-tab]{font-size:.85rem!important}}.horizontal-wrapper{position:relative;display:flex;align-items:center;width:100%}.horizontal-container{height:350px;overflow-x:scroll;overflow-y:hidden;position:relative;scroll-behavior:smooth;flex:1;scrollbar-width:thin;scrollbar-color:#667eea transparent;width:100%;scroll-snap-type:x mandatory}@media (max-width: 768px){.horizontal-container{height:300px}}@media (max-width: 480px){.horizontal-container{height:250px}}.scroll-arrow{position:absolute;top:50%;transform:translateY(-50%);font-size:3rem;z-index:8;font-weight:700;cursor:pointer;-webkit-user-select:none;user-select:none;transition:all .3s ease}@media (max-width: 768px){.scroll-arrow{font-size:2rem}}@media (max-width: 480px){.scroll-arrow{font-size:1.5rem}}.scroll-arrow.left{left:10px;animation:leftArrowMove 2s ease-in-out infinite}.scroll-arrow.right{right:10px;animation:rightArrowMove 2s ease-in-out infinite}@media (max-width: 768px){.scroll-arrow.left{left:5px}.scroll-arrow.right{right:5px}}.scroll-arrow.dark-theme{color:#fffc}.scroll-arrow.light-theme{color:#000c}@keyframes leftArrowMove{0%,to{opacity:.5;transform:translateY(-50%) translate(0)}50%{opacity:1;transform:translateY(-50%) translate(-10px)}}@keyframes rightArrowMove{0%,to{opacity:.5;transform:translateY(-50%) translate(0)}50%{opacity:1;transform:translateY(-50%) translate(10px)}}@keyframes fadeInOut{0%,to{opacity:.3}50%{opacity:.8}}.horizontal-container::-webkit-scrollbar{height:8px}.horizontal-container::-webkit-scrollbar-track{background:#0000001a;border-radius:4px}.horizontal-container::-webkit-scrollbar-thumb{background:#667eea;border-radius:4px}.horizontal-container::-webkit-scrollbar-thumb:hover{background:#5a6fd8}.horizontal-sections{display:flex;height:100%;position:relative}.panel{width:100%;height:350px;position:relative;overflow:hidden;flex-shrink:0;scroll-snap-align:start}@media (max-width: 768px){.panel{height:300px}}@media (max-width: 480px){.panel{height:250px}}.sky{width:100%;height:100%;position:absolute;top:0;left:0;background-image:url(/assets/bg_gif-CPRTuTLS.gif);background-size:100% 100%;background-position:center;background-repeat:no-repeat;filter:blur(8px)}.sky:after{content:"";position:absolute;top:0;left:0;width:100%;height:100%;z-index:1}.panel.dark-theme:nth-child(1) .sky:after{background:#1e1e32b3}.panel.dark-theme:nth-child(2) .sky:after{background:#321e1eb3}.panel.dark-theme:nth-child(3) .sky:after{background:#1e321eb3}.panel.dark-theme:nth-child(4) .sky:after{background:#321e32b3}.panel.dark-theme:nth-child(5) .sky:after{background:#1e2832b3}.panel.dark-theme:nth-child(6) .sky:after{background:#281e1eb3}.panel.dark-theme:nth-child(7) .sky:after{background:#1e3228b3}.panel.dark-theme:nth-child(8) .sky:after{background:#32281eb3}.panel.dark-theme:nth-child(9) .sky:after{background:#281e32b3}.panel.dark-theme:nth-child(10) .sky:after{background:#1e1e28b3}.panel.dark-theme:nth-child(11) .sky:after{background:#2d232db3}.panel.light-theme:nth-child(1) .sky:after{background:#93c5fd40}.panel.light-theme:nth-child(2) .sky:after{background:#86efac40}.panel.light-theme:nth-child(3) .sky:after{background:#fde04740}.panel.light-theme:nth-child(4) .sky:after{background:#fca5a540}.panel.light-theme:nth-child(5) .sky:after{background:#c4b5fd40}.panel.light-theme:nth-child(6) .sky:after{background:#fbbf2440}.panel.light-theme:nth-child(7) .sky:after{background:#67e8f940}.panel.light-theme:nth-child(8) .sky:after{background:#6ee7b740}.panel.light-theme:nth-child(9) .sky:after{background:#fecaca40}.panel.light-theme:nth-child(10) .sky:after{background:#a5b4fc40}.panel.light-theme:nth-child(11) .sky:after{background:#f472b640}.panel.dark-theme .sky{filter:blur(.5px) brightness(.4) contrast(1.2)}.panel.light-theme .sky{filter:blur(.7px) brightness(1.2) contrast(.9)}.content{position:absolute;top:0;left:0;width:100%;height:100%;z-index:7;padding:clamp(1rem,3vw,2rem);box-sizing:border-box;display:flex;flex-direction:column;justify-content:center;align-items:center;overflow-y:auto}.panel .content{padding:1rem;height:calc(100% - 60px);overflow-y:auto}.content.dark-theme{color:#fff;text-shadow:2px 2px 4px rgba(0,0,0,.8)}.content.dark-theme .stat,.content.dark-theme .level-badge,.content.dark-theme .suggestion{background:#000000b3;color:#fff}.content.light-theme{color:#000;text-shadow:2px 2px 4px rgba(255,255,255,.8)}.content.light-theme .stat,.content.light-theme .level-badge,.content.light-theme .suggestion{background:#ffffffe6;color:#000}.content h1{font-size:clamp(1.2rem,4vw,2.5rem);font-weight:700;margin-bottom:1rem;text-align:center}.content h2{font-size:clamp(.9rem,3vw,1.5rem);margin:1rem 0;line-height:1.4;word-wrap:break-word;overflow-wrap:break-word;-webkit-hyphens:auto;hyphens:auto;text-align:center;max-width:95%}.stats{display:flex;gap:clamp(.5rem,2vw,2rem);margin:1rem 0;justify-content:center;flex-wrap:wrap;width:100%}.stat{text-align:center;padding:clamp(.5rem,2vw,1rem);border-radius:10px;flex:1;min-width:clamp(80px,15vw,120px)}.stat-number{display:block;font-size:clamp(1.5rem,4vw,3rem);font-weight:700;color:#ffd93d}.stat-label{font-size:clamp(.8rem,2vw,1rem);opacity:.8}.level-badge{padding:.5rem 1.5rem;border-radius:25px;font-weight:700;margin-top:1rem;font-size:clamp(.8rem,2vw,1rem)}.issue-type{background:#667eeae6;color:#fff;padding:.5rem 1rem;border-radius:20px;font-size:clamp(.8rem,2vw,.9rem);margin-bottom:1rem}.suggestions{width:100%;margin-top:1rem;display:flex;flex-direction:column;gap:.5rem;max-width:95%;max-height:40%;overflow-y:auto;scrollbar-width:thin;scrollbar-color:rgba(155,155,155,.5) transparent}.suggestions::-webkit-scrollbar{width:6px}.suggestions::-webkit-scrollbar-track{background:transparent}.suggestions::-webkit-scrollbar-thumb{background-color:#9b9b9b80;border-radius:3px}.suggestion{padding:clamp(.5rem,2vw,1rem);border-radius:10px;border-left:4px solid #52ab98;font-size:clamp(.8rem,2vw,1.1rem);word-wrap:break-word;overflow-wrap:break-word;-webkit-hyphens:auto;hyphens:auto;text-align:left;width:100%;box-sizing:border-box;line-height:1.4}.footer-container{background:radial-gradient(circle at 20% 80%,rgba(59,130,246,.15) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(168,85,247,.12) 0%,transparent 50%),linear-gradient(135deg,#f1f5f9,#e2e8f0,#cbd5e1);color:#334155;padding:2rem 1.5rem;border-top:2px solid #cbd5e1;transition:background .3s ease;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}body[data-theme=dark] .footer-container{background:radial-gradient(circle at 20% 80%,rgba(99,102,241,.2) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(168,85,247,.15) 0%,transparent 50%),linear-gradient(135deg,#1e293b,#334155,#475569);color:#cbd5e1;border-top:2px solid #475569}.footer-content{display:flex;flex-wrap:wrap;justify-content:space-between;gap:2rem}.footer-brand .brand-name{font-size:1.5rem;font-weight:700;color:var(--primary);display:flex;align-items:center;transition:color .3s ease}.brand-highlight{color:var(--accent);font-weight:400}.footer-description{font-size:.9rem;color:var(--muted);max-width:300px;line-height:1.6}.footer-links{display:flex;gap:3rem}.footer-links h3{font-size:1rem;font-weight:600;margin-bottom:.5rem;color:var(--secondary)}.footer-links ul{list-style:none;padding:0}.footer-links li{margin-bottom:.3rem}.footer-links a{color:var(--foreground);text-decoration:none;font-size:.9rem;transition:color .3s ease,text-shadow .2s ease}.footer-links a:hover{color:var(--primary);text-shadow:0 0 2px var(--primary)}.footer-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:2rem;padding-top:1rem;border-top:1px solid #cbd5e1;font-size:.8rem;color:#64748b;background:linear-gradient(135deg,#f8fafccc,#f1f5f9e6);border-radius:8px;padding:1rem;margin-top:1.5rem}body[data-theme=dark] .footer-bottom{border-top:1px solid #475569;color:#94a3b8;background:linear-gradient(135deg,#0f172acc,#1e293be6)}.footer-bottom-links{display:flex;gap:1.5rem}.footer-bottom-links a{color:var(--foreground);text-decoration:none;transition:color .3s ease}.footer-bottom-links a:hover{color:var(--accent)}@media (max-width: 768px){.footer-content{flex-direction:column;gap:1.5rem}.footer-bottom{flex-direction:column;text-align:center;gap:1rem}}.disabled-link{color:var(--muted);cursor:not-allowed;opacity:.6}.footer-logo{width:32px;height:32px;object-fit:contain}body,html{margin:0;padding:0;width:100vw;overflow-x:hidden}:root{--light-bg: linear-gradient(135deg, #f7fafc 0%, #e2e8f0 50%, #cbd5e0 100%);--light-text: #1a202c;--light-card-bg: rgba(255, 255, 255, .9);--light-card-text: #2d3748;--light-primary: #667eea;--light-secondary: #764ba2;--dark-bg: linear-gradient(135deg, #0f0f0f 0%, #1a1a1a 50%, #2d2d2d 100%);--dark-text: #ffffff;--dark-card-bg: #1e1e1e;--dark-card-text: #e2e8f0;--dark-primary: #667eea;--dark-secondary: #764ba2}.light-theme{background-color:var(--light-bg);color:var(--light-text)}.dark-theme{background-color:var(--dark-bg);color:var(--dark-text)}.about-container{width:100vw;min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden}.about-section{width:100%;max-width:1300px;margin:0 auto;padding:60px 5%;box-sizing:border-box}.about-header{text-align:center;margin-bottom:40px}.about-header h1{font-size:40px;font-weight:700}.about-header p{font-size:18px}.about-details{display:flex;flex-direction:column;gap:30px}.about-card{padding:30px;border-radius:12px;box-shadow:0 4px 20px #00000014;box-sizing:border-box;border:1px solid rgba(102,126,234,.1);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:all .3s cubic-bezier(.4,0,.2,1)}.light-theme .about-card{background:linear-gradient(135deg,#ffffffe6,#667eea08);color:var(--light-card-text)}.dark-theme .about-card{background:linear-gradient(135deg,#1e1e1ef2,#1a1a1ae6);color:var(--dark-card-text);border:1px solid rgba(102,126,234,.2)}.light-theme .about-card:hover{transform:translateY(-3px);box-shadow:0 8px 30px #667eea26;border:1px solid rgba(102,126,234,.2)}.dark-theme .about-card:hover{transform:translateY(-3px);box-shadow:0 8px 30px #667eea33;border:1px solid rgba(102,126,234,.3)}.about-card h2{font-size:26px;margin-bottom:10px}.about-card p,.about-card ul{font-size:16px}.about-subtitle{font-size:26px;font-weight:700;margin-bottom:20px;text-align:center}.about-grid{display:flex;flex-wrap:wrap;gap:20px;justify-content:space-between;width:100%;max-width:1300px;margin:0 auto;box-sizing:border-box}.feature-card{flex:1 1 calc(25% - 20px);min-width:280px;padding:20px;border-radius:10px;text-align:center;box-shadow:0 2px 12px #0000000f;transition:all .3s cubic-bezier(.4,0,.2,1);box-sizing:border-box;border:1px solid rgba(102,126,234,.1);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.light-theme .feature-card{background:linear-gradient(135deg,#ffffffe6,#667eea08);color:var(--light-text)}.dark-theme .feature-card{background:linear-gradient(135deg,#1e1e1ee6,#1a1a1acc);color:var(--dark-text);border:1px solid rgba(102,126,234,.15)}.feature-card:hover{transform:translateY(-5px);box-shadow:0 6px 20px #667eea1f;border:1px solid rgba(102,126,234,.2)}.feature-card h3{font-size:18px;margin-bottom:8px}.about-cta{text-align:center;padding:40px 20px;width:100%;box-sizing:border-box}.light-theme .about-cta,.dark-theme .about-cta{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.cta-button{display:inline-block;padding:12px 20px;border-radius:5px;text-decoration:none;font-weight:700;transition:.3s}.light-theme .cta-button{background:#fff;color:#667eea}.dark-theme .cta-button{background:#667eea;color:#fff}.cta-button:hover{opacity:.9}.navbar-container{display:flex;justify-content:center;align-items:center;width:100%;padding:10px 0;overflow-x:hidden}.navbar{display:flex;gap:30px;position:relative;flex-wrap:wrap}.navbar a{text-decoration:none;font-size:16px;font-weight:600;position:relative;padding:5px 10px;transition:color .3s ease-in-out}.light-theme .navbar a{color:#1a202c}.navbar a.active,.dark-theme .navbar a.active{color:#667eea}.navbar a.active:after{content:"";position:absolute;bottom:-5px;left:0;width:100%;height:2px;background:#667eea;transition:width .3s ease-in-out}.dark-theme .navbar a.active:after{background:#667eea}.ai-tagline{font-size:1.2rem;font-weight:700;margin-top:10px}.light-theme .ai-tagline{background:linear-gradient(45deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.dark-theme .ai-tagline{background:linear-gradient(45deg,#a78bfa,#818cf8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.light-theme .ai-highlight{color:#667eea;font-weight:600}.dark-theme .ai-highlight{color:#a78bfa;font-weight:600}.light-theme .grammar-highlight{color:#52ab98;font-weight:600}.dark-theme .grammar-highlight{color:#34d399;font-weight:600}.light-theme .feedback-highlight{color:#764ba2;font-weight:600}.dark-theme .feedback-highlight{color:#818cf8;font-weight:600}.light-theme .feature-card-highlight-ai{border:1px solid #667eea;background:linear-gradient(135deg,#667eea0d,#fffffff2)}.dark-theme .feature-card-highlight-ai{border:1px solid #a78bfa;background:linear-gradient(135deg,#a78bfa1a,#1e1e1ef2)}.light-theme .feature-card-highlight-ai h3{color:#667eea}.dark-theme .feature-card-highlight-ai h3{color:#a78bfa}.light-theme .feature-card-highlight-error{border:1px solid #f56565;background:linear-gradient(135deg,#f565650d,#fffffff2)}.dark-theme .feature-card-highlight-error{border:1px solid #fc8181;background:linear-gradient(135deg,#fc81811a,#1e1e1ef2)}.light-theme .feature-card-highlight-error h3{color:#f56565}.dark-theme .feature-card-highlight-error h3{color:#fc8181}.light-theme .feature-card-highlight-scoring{border:1px solid #52ab98;background:linear-gradient(135deg,#52ab980d,#fffffff2)}.dark-theme .feature-card-highlight-scoring{border:1px solid #34d399;background:linear-gradient(135deg,#34d3991a,#1e1e1ef2)}.light-theme .feature-card-highlight-scoring h3{color:#52ab98}.dark-theme .feature-card-highlight-scoring h3{color:#34d399}.light-theme .feature-card-highlight-multilingual{border:1px solid #ed8936;background:linear-gradient(135deg,#ed89360d,#fffffff2)}.dark-theme .feature-card-highlight-multilingual{border:1px solid #f6ad55;background:linear-gradient(135deg,#f6ad551a,#1e1e1ef2)}.light-theme .feature-card-highlight-multilingual h3{color:#ed8936}.dark-theme .feature-card-highlight-multilingual h3{color:#f6ad55}.celebration-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:10000;pointer-events:none;display:flex;justify-content:center;align-items:center}.celebration-message{position:relative;z-index:10001;pointer-events:none}.firework{position:absolute;width:50px;height:50px;pointer-events:none}.firework-sparkles{position:relative;width:100%;height:100%}.sparkle{position:absolute;width:5px;height:25px;background:linear-gradient(to bottom,#ff6b6b,#ffd93d,#6bcf7f,#4ecdc4,#45b7d1,#96ceb4,#feca57,#ff9ff3,#a8e6cf,#dcedc1);border-radius:3px;animation:sparkle-animation 2.5s ease-out forwards;box-shadow:0 0 8px currentColor}@keyframes sparkle-animation{0%{opacity:0;transform:scale(0) rotate(0) translateY(0)}30%{opacity:1;transform:scale(1.2) rotate(90deg) translateY(-15px)}70%{opacity:1;transform:scale(1) rotate(180deg) translateY(-25px)}to{opacity:0;transform:scale(0) rotate(360deg) translateY(-40px)}}.celebration-lights{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none}.light-spot{position:absolute;width:120px;height:120px;background:radial-gradient(circle,rgba(255,215,0,.4) 0%,rgba(255,182,193,.3) 30%,transparent 70%);border-radius:50%;animation:light-spot-animation 4s ease-in-out infinite;filter:blur(2px)}@keyframes light-spot-animation{0%,to{opacity:0;transform:scale(0)}50%{opacity:1;transform:scale(1.5)}}.floating-emojis{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none}.floating-emoji{position:absolute;filter:drop-shadow(0 2px 4px rgba(0,0,0,.3));animation:floating-emoji-animation 3s ease-in-out infinite}@keyframes floating-emoji-animation{0%,to{transform:translateY(0) rotate(0) scale(1)}50%{transform:translateY(-20px) rotate(180deg) scale(1.2)}}.extra-sparkles{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none}.extra-sparkle{position:absolute;filter:drop-shadow(0 0 4px currentColor);animation:extra-sparkle-animation 3s ease-out infinite}@keyframes extra-sparkle-animation{0%{opacity:0;transform:scale(0) translateY(0)}50%{opacity:1;transform:scale(1.5) translateY(-15px)}to{opacity:0;transform:scale(0) translateY(-30px)}}.celebration-overlay:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at 20% 30%,rgba(255,215,0,.15) 0%,transparent 50%),radial-gradient(circle at 80% 70%,rgba(255,182,193,.15) 0%,transparent 50%),radial-gradient(circle at 40% 80%,rgba(173,216,230,.15) 0%,transparent 50%),radial-gradient(circle at 60% 20%,rgba(255,255,224,.1) 0%,transparent 50%);animation:background-glow 5s ease-in-out infinite}@keyframes background-glow{0%,to{opacity:0;transform:scale(1)}50%{opacity:1;transform:scale(1.1)}}.celebration-overlay:after{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background-image:radial-gradient(circle at 25% 25%,rgba(255,255,255,.9) 1px,transparent 1px),radial-gradient(circle at 75% 75%,rgba(255,255,255,.9) 1px,transparent 1px),radial-gradient(circle at 50% 10%,rgba(255,255,255,.7) 1px,transparent 1px),radial-gradient(circle at 10% 50%,rgba(255,255,255,.7) 1px,transparent 1px),radial-gradient(circle at 90% 40%,rgba(255,255,255,.7) 1px,transparent 1px),radial-gradient(circle at 30% 80%,rgba(255,255,255,.6) 1px,transparent 1px),radial-gradient(circle at 70% 20%,rgba(255,255,255,.6) 1px,transparent 1px);background-size:120px 120px,180px 180px,250px 250px,150px 150px,200px 200px,160px 160px,220px 220px;animation:floating-particles 8s linear infinite}@keyframes floating-particles{0%{transform:translateY(0) rotate(0)}to{transform:translateY(-150px) rotate(360deg)}}.celebration-message{animation:message-pulse 2s ease-in-out infinite}@keyframes message-pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@media (max-width: 768px){.celebration-message{transform:scale(.8)}.firework{width:40px;height:40px}.sparkle{width:4px;height:20px}}@media (max-width: 480px){.celebration-message{transform:scale(.7)}.firework{width:35px;height:35px}.sparkle{width:3px;height:18px}}.toast{position:fixed;top:20px;right:20px;z-index:9999;min-width:250px;max-width:350px;padding:0;border-radius:8px;box-shadow:0 4px 16px #00000026;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transform:translate(400px);opacity:0;transition:all .4s cubic-bezier(.4,0,.2,1)}.toast-show{transform:translate(0);opacity:1;animation:slideIn .4s ease-out}[data-theme=light] .toast-error{background:linear-gradient(135deg,#667eeae6,#764ba2d9);border:1px solid rgba(102,126,234,.4);color:#fff}[data-theme=light] .toast-warning{background:linear-gradient(135deg,#667eeacc,#764ba2bf);border:1px solid rgba(102,126,234,.3);color:#fff}[data-theme=dark] .toast-error{background:linear-gradient(135deg,#1e1e1ef2,#1a1a1ae6);border:1px solid rgba(102,126,234,.3);color:#fff}[data-theme=dark] .toast-warning{background:linear-gradient(135deg,#1e1e1ee6,#1a1a1ad9);border:1px solid rgba(102,126,234,.2);color:#fff}.toast-content{display:flex;align-items:center;padding:12px 16px;color:#fff;font-family:Inter,sans-serif}.toast-icon{font-size:16px;margin-right:10px;animation:bounce .6s ease-in-out}.toast-message{flex:1;font-size:13px;font-weight:500;line-height:1.3}.toast-close{background:none;border:none;color:#fff;font-size:20px;font-weight:700;cursor:pointer;padding:0;margin-left:12px;width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:all .2s ease}.toast-close:hover{background:#fff3;transform:scale(1.1)}@keyframes slideIn{0%{transform:translate(400px);opacity:0}to{transform:translate(0);opacity:1}}@keyframes bounce{0%,20%,50%,80%,to{transform:translateY(0)}40%{transform:translateY(-8px)}60%{transform:translateY(-4px)}}@media (max-width: 768px){.toast{right:10px;left:10px;min-width:auto;max-width:none}.toast-content{padding:14px 16px}.toast-message{font-size:13px}}*{margin:0;padding:0;box-sizing:border-box}html,body{width:100vw;overflow-x:hidden;font-size:14px;font-family:system-ui,sans-serif}.dark-theme{--background: linear-gradient(135deg, #0f0f0f 0%, #1a1a1a 50%, #2d2d2d 100%);--foreground: #ffffff;--card-bg: rgba(30, 30, 30, .9);--border-color: #333333;--primary: #667eea}.light-theme{--background: linear-gradient(135deg, #f7fafc 0%, #e2e8f0 50%, #cbd5e0 100%);--foreground: #1a202c;--card-bg: rgba(255, 255, 255, .9);--border-color: #e2e8f0;--primary: #667eea}.feedback-container{width:100vw;background-color:var(--background);color:var(--foreground);display:flex;flex-direction:column;align-items:center;transition:background-color .3s ease,color .3s ease}.navbar-container{width:100%;background:linear-gradient(135deg,#ffffffe6,#667eea08);padding:.75rem 1rem;border-bottom:1px solid rgba(102,126,234,.1);position:sticky;top:0;z-index:10;display:flex;justify-content:center;overflow-x:hidden;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.dark-theme .navbar-container{background:linear-gradient(135deg,#1e1e1ef2,#1a1a1ae6);border-bottom:1px solid rgba(102,126,234,.2)}.navbar{display:flex;gap:1.5rem;flex-wrap:wrap}.navbar a{color:#1a202c;font-weight:500;text-decoration:none;transition:all .3s cubic-bezier(.4,0,.2,1);font-size:.875rem}.dark-theme .navbar a{color:#fff}.navbar a.active{color:#667eea;font-weight:600}.feedback-section{width:100%;max-width:1100px;padding:40px 3%;display:flex;justify-content:center}.feedback-card{width:100%;background:linear-gradient(135deg,#ffffffe6,#667eea08);padding:1.5rem;border-radius:1rem;box-shadow:0 4px 20px #00000014;animation:fadeSlideUp .6s ease-out;border:1px solid rgba(102,126,234,.1);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);transition:all .3s cubic-bezier(.4,0,.2,1)}.dark-theme .feedback-card{background:linear-gradient(135deg,#1e1e1ef2,#1a1a1ae6);border:1px solid rgba(102,126,234,.2)}.feedback-card:hover{transform:translateY(-2px);box-shadow:0 6px 20px #667eea1f;border:1px solid rgba(102,126,234,.2)}.feedback-title{font-size:1.5rem;font-weight:600;margin-bottom:1.5rem;text-align:center;color:#1a202c}.dark-theme .feedback-title{color:#fff}.form-vertical{display:flex;flex-direction:column;gap:1rem}.form-label{font-size:.8rem;font-weight:500;color:#1a202c;margin-bottom:.25rem}.dark-theme .form-label{color:#fff}.form-input,.form-textarea{width:100%;padding:.5rem .75rem;border:1px solid rgba(102,126,234,.2);border-radius:.5rem;background:linear-gradient(135deg,#ffffffe6,#667eea05);color:#1a202c;font-size:.875rem;transition:all .3s cubic-bezier(.4,0,.2,1);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.dark-theme .form-input,.dark-theme .form-textarea{background:linear-gradient(135deg,#1e1e1ee6,#1a1a1acc);color:#fff;border:1px solid rgba(102,126,234,.3)}.form-input:focus,.form-textarea:focus{border-color:#667eea;outline:none;transform:translateY(-1px);box-shadow:0 4px 16px #667eea40}.form-textarea{min-height:6rem;resize:vertical}.form-button{width:100%;padding:.6rem 1rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:.5rem;font-weight:600;font-size:.9rem;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 14px #667eea40}.form-button:hover{opacity:.9;transform:translateY(-2px);box-shadow:0 8px 25px #667eea59;background:linear-gradient(135deg,#764ba2,#667eea)}.form-button:disabled{opacity:.6;cursor:not-allowed}.radio-group{display:flex;flex-direction:row;gap:.75rem;flex-wrap:wrap;margin-top:.5rem}.radio-option{display:flex;align-items:center;gap:.25rem;font-size:.8rem;color:#1a202c;cursor:pointer;padding:.3rem .5rem;border-radius:.4rem;transition:all .3s cubic-bezier(.4,0,.2,1)}.dark-theme .radio-option{color:#fff}.radio-option:hover{background-color:#667eea1a;transform:translateY(-1px)}.radio-option input[type=radio]{accent-color:#667eea}.icon-label{display:flex;align-items:center;gap:.25rem}@keyframes fadeSlideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 768px){html,body{font-size:13px}.feedback-section{padding:30px 4%}.feedback-title{font-size:1.25rem}.navbar{gap:1rem}}:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.8em;line-height:1.1;font-weight:700}h2{font-size:2.4em;line-height:1.2;font-weight:700}h3{font-size:1.8em;line-height:1.3;font-weight:700}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}
