/*
  PaperMod v8+
  License: MIT https://github.com/adityatelange/hugo-PaperMod/blob/master/LICENSE
  Copyright (c) 2020 nanxiaobei and adityatelange
  Copyright (c) 2021-2026 adityatelange
*/
:root{--gap:24px;--content-gap:20px;--nav-width:1024px;--main-width:720px;--header-height:60px;--footer-height:60px;--radius:8px;--theme:rgb(255, 255, 255);--entry:rgb(255, 255, 255);--primary:rgb(30, 30, 30);--secondary:rgb(108, 108, 108);--tertiary:rgb(214, 214, 214);--content:rgb(31, 31, 31);--code-block-bg:rgb(28, 29, 33);--code-bg:rgb(245, 245, 245);--border:rgb(238, 238, 238);color-scheme:light}:root[data-theme=dark]{--theme:rgb(29, 30, 32);--entry:rgb(46, 46, 51);--primary:rgb(218, 218, 219);--secondary:rgb(155, 156, 157);--tertiary:rgb(65, 66, 68);--content:rgb(196, 196, 197);--code-block-bg:rgb(46, 46, 51);--code-bg:rgb(55, 56, 62);--border:rgb(51, 51, 51);color-scheme:dark}.list{background:var(--code-bg)}[data-theme=dark] .list{background:var(--theme)}*,::after,::before{box-sizing:border-box}html{-webkit-tap-highlight-color:transparent;overflow-y:scroll;-webkit-text-size-adjust:100%;text-size-adjust:100%}a,button,body,h1,h2,h3,h4,h5,h6{color:var(--primary)}body{font-family:-apple-system,BlinkMacSystemFont,segoe ui,Roboto,Oxygen,Ubuntu,Cantarell,open sans,helvetica neue,sans-serif;font-size:18px;line-height:1.6;word-break:break-word;background:var(--theme)}article,aside,figcaption,figure,footer,header,hgroup,main,nav,section,table{display:block}h1,h2,h3,h4,h5,h6{line-height:1.2}h1,h2,h3,h4,h5,h6,p{margin-top:0;margin-bottom:0}ul{padding:0}a{text-decoration:none}body,figure,ul{margin:0}table{width:100%;border-collapse:collapse;border-spacing:0;overflow-x:auto;word-break:keep-all}button,input,textarea{padding:0;font:inherit;background:0 0;border:0}input,textarea{outline:0}button,input[type=button],input[type=submit]{cursor:pointer}input:-webkit-autofill,textarea:-webkit-autofill{box-shadow:0 0 0 50px var(--theme)inset}img{display:block;max-width:100%}.not-found{position:absolute;left:0;right:0;display:flex;align-items:center;justify-content:center;height:80%;font-size:160px;font-weight:700}.archive-posts{width:100%;font-size:16px}.archive-year{margin-top:40px}.archive-year:not(:last-of-type){border-bottom:2px solid var(--border)}.archive-month{display:flex;align-items:flex-start;padding:10px 0}.archive-month-header{margin:25px 0;width:200px}.archive-month:not(:last-of-type){border-bottom:1px solid var(--border)}.archive-entry{position:relative;padding:5px;margin:10px 0}.archive-entry-title{margin:5px 0;font-weight:400}.archive-count,.archive-meta{color:var(--secondary);font-size:14px}.footer,.top-link{font-size:12px;color:var(--secondary)}.footer{max-width:calc(var(--main-width) + var(--gap) * 2);margin:auto;padding:calc((var(--footer-height) - var(--gap))/2)var(--gap);text-align:center;line-height:24px}.footer span{margin-inline-start:1px;margin-inline-end:1px}.footer span:last-child{white-space:nowrap}.footer a{color:inherit;border-bottom:1px solid var(--secondary)}.footer a:hover{border-bottom:1px solid var(--primary)}.top-link{visibility:hidden;position:fixed;bottom:60px;right:30px;z-index:99;background:var(--tertiary);width:42px;height:42px;padding:12px;border-radius:64px;transition:visibility .5s,opacity .8s linear}.top-link,.top-link svg{filter:drop-shadow(0 0 0 var(--theme))}.footer a:hover,.top-link:hover{color:var(--primary)}.top-link:focus,#theme-toggle:focus{outline:0}.nav{display:flex;flex-wrap:wrap;justify-content:space-between;max-width:calc(var(--nav-width) + var(--gap) * 2);margin-inline-start:auto;margin-inline-end:auto;line-height:var(--header-height)}.nav a{display:block}.logo,#menu{display:flex;margin:auto var(--gap)}.logo{flex-wrap:inherit}.logo a{font-size:24px;font-weight:700}.logo a img,.logo a svg{display:inline;vertical-align:middle;pointer-events:none;transform:translate(0,-10%);border-radius:6px;margin-inline-end:8px}button#theme-toggle{font-size:26px;margin:auto 4px}[data-theme=dark] #moon{display:none}[data-theme=light] #sun{display:none}#menu{list-style:none;word-break:keep-all;overflow-x:auto;white-space:nowrap}#menu li+li{margin-inline-start:var(--gap)}#menu a{font-size:16px}#menu .active{font-weight:500;border-bottom:2px solid}.lang-switch li,.lang-switch ul,.logo-switches{display:inline-flex;margin:auto 4px}.lang-switch{display:flex;flex-wrap:inherit}.lang-switch a{margin:auto 3px;font-size:16px;font-weight:500}.logo-switches{flex-wrap:inherit}.main{position:relative;min-height:calc(100vh - var(--header-height) - var(--footer-height));max-width:calc(var(--main-width) + var(--gap) * 2);margin:auto;padding:var(--gap)}.page-header h1{font-size:40px}.pagination{display:flex}.pagination a{color:var(--theme);font-size:13px;line-height:36px;background:var(--primary);border-radius:calc(36px/2);padding:0 16px}.pagination .next{margin-inline-start:auto}.social-icons a{display:inline-flex;padding:10px}.social-icons a svg{height:26px;width:26px}code{direction:ltr}div.highlight,pre{position:relative}.copy-code{display:none;position:absolute;top:4px;right:4px;color:rgba(255,255,255,.8);background:rgba(78,78,78,.8);border-radius:var(--radius);padding:0 5px;font-size:14px;user-select:none}div.highlight:hover .copy-code,pre:hover .copy-code{display:block}.first-entry{position:relative;display:flex;flex-direction:column;justify-content:center;min-height:320px;margin:var(--gap)0 calc(var(--gap) * 2)}.first-entry .entry-header{overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3}.first-entry .entry-header h1{font-size:34px;line-height:1.3}.first-entry .entry-content{margin:14px 0;font-size:16px;-webkit-line-clamp:3}.first-entry .entry-footer{font-size:14px}.home-info .entry-content{-webkit-line-clamp:unset}.post-entry{position:relative;margin-bottom:var(--gap);padding:var(--gap);background:var(--entry);border-radius:var(--radius);transition:transform .1s;border:1px solid var(--border)}.post-entry:active{transform:scale(.96)}.tag-entry .entry-cover{display:none}.entry-header h2{font-size:24px;line-height:1.3}.entry-content{margin:8px 0;color:var(--secondary);font-size:14px;line-height:1.6;overflow:hidden;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2}.entry-footer{color:var(--secondary);font-size:13px}.entry-link{position:absolute;left:0;right:0;top:0;bottom:0}.entry-hint{color:var(--secondary)}.entry-hint-parent{display:flex;justify-content:space-between}.entry-cover{font-size:14px;margin-bottom:var(--gap);text-align:center}.entry-cover img{border-radius:var(--radius);width:100%;height:auto}.entry-cover a{box-shadow:0 1px 0 var(--primary)}.page-header,.post-header{margin:24px auto var(--content-gap)}.post-title{margin-bottom:2px;font-size:40px}.post-description{margin-top:10px;margin-bottom:5px}.post-meta,.breadcrumbs{color:var(--secondary);font-size:14px}.breadcrumbs{display:flex;flex-wrap:wrap;align-items:center}.i18n_list{display:inline-flex}.post-meta .i18n_list li{list-style:none;margin:auto 3px}.breadcrumbs a{font-size:16px}.post-content{color:var(--content);margin:30px 0}.post-content h3,.post-content h4,.post-content h5,.post-content h6{margin:24px 0 16px}.post-content h1{margin:40px auto 32px;font-size:40px}.post-content h2{margin:32px auto 24px;font-size:32px}.post-content h3{font-size:24px}.post-content h4{font-size:16px}.post-content h5{font-size:14px}.post-content h6{font-size:12px}.post-content a,.post-meta .i18n_list li a,.toc a:hover{box-shadow:0 1px;box-decoration-break:clone;-webkit-box-decoration-break:clone}.post-content a code{margin:auto 0;border-radius:0;box-shadow:0 -1px 0 var(--primary)inset}.post-content del{text-decoration:line-through}.post-content dl,.post-content ol,.post-content p,.post-content figure,.post-content ul{margin-bottom:var(--content-gap)}.post-content ol,.post-content ul{padding-inline-start:20px}.post-content li{margin-top:5px}.post-content li p{margin-bottom:0}.post-content dl{display:flex;flex-wrap:wrap;margin:0}.post-content dt{width:25%;font-weight:700}.post-content dd{width:75%;margin-inline-start:0;padding-inline-start:10px}.post-content dd~dd,.post-content dt~dt{margin-top:10px}.post-content table{margin-bottom:var(--content-gap)}.post-content table th,.post-content table:not(.highlighttable,.highlight table,.gist .highlight) td{min-width:80px;padding:8px 5px;line-height:1.5;border-bottom:1px solid var(--border)}.post-content table th{text-align:start}.post-content table:not(.highlighttable) td code:only-child{margin:auto 0}.post-content .highlight table{border-radius:var(--radius)}.post-content .highlight:not(table){margin:10px auto;background:var(--code-block-bg) !important;border-radius:var(--radius);direction:ltr}.post-content li>.highlight{margin-inline-end:0}.post-content ul pre{margin-inline-start:calc(var(--gap) * -2)}.post-content .highlight pre{margin:0}.post-content .highlighttable{table-layout:fixed}.post-content .highlighttable td:first-child{width:40px}.post-content .highlighttable td .linenodiv{padding-inline-end:0 !important}.post-content .highlighttable td .highlight,.post-content .highlighttable td .linenodiv pre{margin-bottom:0}.post-content code{margin:auto 4px;padding:4px 6px;font-size:.78em;line-height:1.5;background:var(--code-bg);border-radius:2px}.post-content pre code{display:grid;margin:auto 0;padding:10px;color:#d5d5d6;background:var(--code-block-bg) !important;border-radius:var(--radius);overflow-x:auto;word-break:break-all}.post-content blockquote{margin:20px 0;padding:0 14px;border-inline-start:3px solid var(--primary)}.post-content hr{margin:30px 0;height:2px;background:var(--tertiary);border:0}.post-content iframe{max-width:100%}.post-content img{border-radius:4px;margin:1rem 0}.post-content img[src*="#center"]{margin:1rem auto}.post-content figure.align-center{text-align:center}.post-content figure>figcaption{color:var(--primary);font-size:16px;font-weight:700;margin:8px 0 16px}.post-content figure>figcaption>p{color:var(--secondary);font-size:14px;font-weight:400}.toc{margin-bottom:var(--content-gap);border:1px solid var(--border);background:var(--code-bg);border-radius:var(--radius);padding:.4em}[data-theme=dark] .toc{background:var(--entry)}.toc details summary{cursor:zoom-in;margin-inline-start:10px;user-select:none}.toc details[open] summary{cursor:zoom-out}.toc .details{display:inline;font-weight:500}.toc .inner{margin:5px 20px;padding:0 10px;opacity:.9}.toc li ul{margin-inline-start:var(--gap)}.toc summary:focus{outline:0}.post-footer{margin-top:var(--content-gap)}.post-footer>*{margin-bottom:10px}.post-tags{display:flex;flex-wrap:wrap;gap:10px}.post-tags li{display:inline-block}.post-tags a,.share-buttons,.paginav{border-radius:var(--radius);background:var(--code-bg);border:1px solid var(--border)}.post-tags a{display:block;padding:0 14px;color:var(--secondary);font-size:14px;line-height:34px;background:var(--code-bg)}.post-tags a:hover,.paginav a:hover{background:var(--border)}.share-buttons{padding:10px;display:flex;justify-content:center;overflow-x:auto;gap:10px}.share-buttons li,.share-buttons a{display:inline-flex}.share-buttons a:not(:last-of-type){margin-inline-end:12px}h1:hover .anchor,h2:hover .anchor,h3:hover .anchor,h4:hover .anchor,h5:hover .anchor,h6:hover .anchor{display:inline-flex;color:var(--secondary);margin-inline-start:8px;font-weight:500;user-select:none}.paginav{display:flex;line-height:30px}.paginav a{padding-inline-start:14px;padding-inline-end:14px;border-radius:var(--radius)}.paginav .title{letter-spacing:1px;text-transform:uppercase;font-size:small;color:var(--secondary)}.paginav .prev,.paginav .next{width:50%}.paginav span:hover:not(.title){box-shadow:0 1px}.paginav .next{margin-inline-start:auto;text-align:right}[dir=rtl] .paginav .next{text-align:left}h1>a>svg{display:inline}img.in-text{display:inline;margin:auto}.buttons,.main .profile{display:flex;justify-content:center}.main .profile{align-items:center;min-height:calc(100vh - var(--header-height) - var(--footer-height) - (var(--gap) * 2));text-align:center}.profile .profile_inner{display:flex;flex-direction:column;align-items:center;gap:10px}.profile img{border-radius:50%}.buttons{flex-wrap:wrap;max-width:400px}.button{background:var(--tertiary);border-radius:var(--radius);margin:8px;padding:6px;transition:transform .1s}.button-inner{padding:0 8px}.button:active{transform:scale(.96)}#searchbox input{padding:4px 10px;width:100%;color:var(--primary);font-weight:700;border:2px solid var(--tertiary);border-radius:var(--radius)}#searchbox input:focus{border-color:var(--secondary)}#searchResults li{list-style:none;border-radius:var(--radius);padding:10px;margin:10px 0;position:relative;font-weight:500}#searchResults{margin:10px 0;width:100%}#searchResults li:active{transition:transform .1s;transform:scale(.98)}#searchResults a{position:absolute;width:100%;height:100%;top:0;left:0;outline:none}#searchResults .focus{transform:scale(.98);border:2px solid var(--tertiary)}.terms-tags li{display:inline-block;margin:10px;font-weight:500}.terms-tags a{display:block;padding:3px 10px;background:var(--tertiary);border-radius:6px;transition:transform .1s}.terms-tags a:active{background:var(--tertiary);transform:scale(.96)}.bg{color:#cad3f5;background-color:#24273a}.chroma{color:#cad3f5;background-color:#24273a}.chroma .x{}.chroma .err{color:#ed8796}.chroma .cl{}.chroma 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.nn{color:#f5a97f}.chroma .nx{}.chroma .py{color:#f5a97f}.chroma .nt{color:#c6a0f6}.chroma .nv{color:#f4dbd6}.chroma .vc{color:#f4dbd6}.chroma .vg{color:#f4dbd6}.chroma .vi{color:#f4dbd6}.chroma .vm{color:#f4dbd6}.chroma .l{}.chroma .ld{}.chroma .s{color:#a6da95}.chroma .sa{color:#ed8796}.chroma .sb{color:#a6da95}.chroma .sc{color:#a6da95}.chroma .dl{color:#8aadf4}.chroma .sd{color:#6e738d}.chroma .s2{color:#a6da95}.chroma .se{color:#8aadf4}.chroma .sh{color:#6e738d}.chroma .si{color:#a6da95}.chroma .sx{color:#a6da95}.chroma .sr{color:#8bd5ca}.chroma .s1{color:#a6da95}.chroma .ss{color:#a6da95}.chroma .m{color:#f5a97f}.chroma .mb{color:#f5a97f}.chroma .mf{color:#f5a97f}.chroma .mh{color:#f5a97f}.chroma .mi{color:#f5a97f}.chroma .il{color:#f5a97f}.chroma .mo{color:#f5a97f}.chroma .o{color:#91d7e3;font-weight:700}.chroma .ow{color:#91d7e3;font-weight:700}.chroma .p{}.chroma .c{color:#6e738d;font-style:italic}.chroma .ch{color:#6e738d;font-style:italic}.chroma .cm{color:#6e738d;font-style:italic}.chroma .c1{color:#6e738d;font-style:italic}.chroma .cs{color:#6e738d;font-style:italic}.chroma .cp{color:#6e738d;font-style:italic}.chroma .cpf{color:#6e738d;font-weight:700;font-style:italic}.chroma .g{}.chroma .gd{color:#ed8796;background-color:#363a4f}.chroma .ge{font-style:italic}.chroma .gr{color:#ed8796}.chroma .gh{color:#f5a97f;font-weight:700}.chroma .gi{color:#a6da95;background-color:#363a4f}.chroma .go{}.chroma .gp{}.chroma .gs{font-weight:700}.chroma .gu{color:#f5a97f;font-weight:700}.chroma .gt{color:#ed8796}.chroma .gl{text-decoration:underline}.chroma .w{}.chroma{background-color:unset !important}.chroma .hl{display:flex}.chroma .lnt{padding:0 0 0 12px}.highlight pre.chroma code{padding:8px 0}.highlight pre.chroma .line .cl,.chroma .ln{padding:0 10px}.chroma .lntd:last-of-type{width:100%}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--tertiary);border:5px solid var(--theme);border-radius:var(--radius)}[data-theme=light] .list::-webkit-scrollbar-thumb{border:5px solid var(--code-bg)}::-webkit-scrollbar-thumb:hover{background:var(--secondary)}::-webkit-scrollbar:not(.highlighttable,.highlight table,.gist .highlight){background:var(--theme)}.post-content .highlighttable td .highlight pre code::-webkit-scrollbar{display:none}.post-content :not(table) ::-webkit-scrollbar-thumb{border:2px solid var(--code-block-bg);background:#717175}.post-content :not(table) ::-webkit-scrollbar-thumb:hover{background:#a3a3a5}.gist table::-webkit-scrollbar-thumb{border:2px solid #fff;background:#adadad}.gist table::-webkit-scrollbar-thumb:hover{background:#707070}.post-content table::-webkit-scrollbar-thumb{border-width:2px}@media screen and (min-width:768px){::-webkit-scrollbar{width:19px;height:11px}}@media screen and (max-width:768px){:root{--gap:14px}.profile img{transform:scale(.85)}.first-entry{min-height:260px}.archive-month{flex-direction:column}.archive-year{margin-top:20px}.footer{padding:calc((var(--footer-height) - var(--gap) - 10px)/2)var(--gap)}}@media screen and (max-width:900px){.list .top-link{transform:translateY(-5rem)}}@media screen and (max-width:340px){.share-buttons{justify-content:unset}}@media(prefers-reduced-motion){.terms-tags a:active,.button:active,.post-entry:active,.top-link,#searchResults .focus,#searchResults li:active{transform:none}}@layer reset,tokens,base,layout,components,utilities,overrides;@layer tokens{:root {
  
  --breakpoint-mobile: 1024px;        
  --breakpoint-desktop: 1025px;       
  --breakpoint-phone-small: 640px;    
  
  
  --breakpoint-landscape-height: 500px;
  --breakpoint-landscape-compact: 414px;
  
  
  --space-3xs: 2px;
  --space-2xs: 4px;
  --space-xs: 8px;
  --space-sm: 12px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  
  
  --tool-input-height: 44px;
  --tool-input-height-mobile: 52px;
  --tool-button-height: 44px;
  --tool-button-height-mobile: 52px;
  --tool-gap: var(--space-md);
  --tool-gap-mobile: var(--space-sm);
  
  
  --text-xs: 0.75rem;    
  --text-sm: 0.875rem;   
  --text-base: 1rem;     
  --text-lg: 1.125rem;   
  --text-xl: 1.25rem;    
  --text-2xl: 1.5rem;    
  --text-3xl: 1.875rem;  
  
  --leading-tight: 1.25;
  --leading-normal: 1.5;
  --leading-relaxed: 1.75;
  
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  
  
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  
  --border-width: 1px;
  --border-width-thick: 2px;
  
  
  --color-primary: #3b82f6;
  --color-primary-hover: #2563eb;
  --color-primary-active: #1d4ed8;
  
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --color-info: #06b6d4;
  
  --color-hover: rgba(59, 130, 246, 0.1);
  --color-active: rgba(59, 130, 246, 0.2);
  --color-disabled: rgba(0, 0, 0, 0.3);
  --color-disabled-bg: rgba(0, 0, 0, 0.05);
  
  --color-focus-ring: #3b82f6;
  --color-focus-shadow: rgba(59, 130, 246, 0.1);
  --color-border-focus: #3b82f6;
  
  --hub-pdf-primary: #3b82f6;
  --hub-pdf-secondary: #8b5cf6;
  --hub-image-primary: #ec4899;
  --hub-image-secondary: #8b5cf6;
  
  
  --z-base: 0;
  --z-content: 1;
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-fixed: 300;
  --z-modal-backdrop: 400;
  --z-modal: 500;
  --z-popover: 600;
  --z-tooltip: 700;
  --z-toast: 800;
  
  
  --transition-fast: 150ms;
  --transition-base: 200ms;
  --transition-slow: 300ms;
  --transition-slower: 500ms;
  
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-base: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  --shadow-focus: 0 0 0 3px var(--color-focus-shadow);
  --shadow-focus-error: 0 0 0 3px rgba(239, 68, 68, 0.1);
  
  
  --mobile-min-touch-target: 44px;
  --mobile-recommended-touch: 48px;
}


[data-theme="dark"] {
  --color-primary: #60a5fa;
  --color-primary-hover: #3b82f6;
  --color-primary-active: #2563eb;
  
  --color-success: #34d399;
  --color-warning: #fbbf24;
  --color-error: #f87171;
  --color-info: #22d3ee;
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.2);
  --shadow-base: 0 1px 3px 0 rgba(0, 0, 0, 0.3), 0 1px 2px 0 rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
}

}@layer layout{main {
  max-width: calc(var(--nav-width) + var(--gap) * 2) !important; 
  width: 100% !important;
  margin: 0 auto; 
  margin-bottom: 0;
  padding-bottom: 2rem;
}


@media (min-width: 1025px) {
  main {
    background: rgba(30, 30, 30, 0.80); 
    backdrop-filter: blur(1px); 
    -webkit-backdrop-filter: blur(1px);
    border-radius: 4px;
    padding: 2rem 1.5rem; 
    box-shadow: 
      0 8px 32px rgba(0, 0, 0, 0.2),
      inset 0 1px 0 rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.05); 
  }
  
  
  .home main {
    padding: 1.5rem 1rem 2rem 1rem; 
  }
  
  
  main:has(.tool-hub),
  main:has(.tool-page) {
    padding: 2rem 2.5rem;
  }
}


@media (max-width: 1024px) and (orientation: portrait) {
  .main {
    padding: 16px !important;
  }
  
  main {
    padding-left: 16px;
    padding-right: 16px;
  }
}


@media (max-width: 1024px) and (orientation: landscape) {
  .main {
    padding: 20px !important;
  }
  
  
  html.landscape-mode main,
  .landscape-mode main,
  body main {
    
    width: calc(100vw - 80px - 40px) !important; 
    max-width: 1044px !important;
    
    
    margin-left: 30px !important; 
    margin-right: calc(80px + 20px) !important; 
    margin-top: 25px !important;
    box-sizing: border-box !important;
  }
  
  
  html[data-nav-side="left"].landscape-mode main {
    margin-left: calc(80px + 12px) !important;
    margin-right: 0 !important;
  }
}



footer.footer {
  margin-bottom: 0 !important;
  padding-bottom: 1.5rem !important;
}

body {
  margin-bottom: 0;
  padding-bottom: 0;
}


@media (max-width: 1024px) {
  footer.footer {
    display: none !important;
  }
}


html, body {
  overflow-x: hidden;
}



.tool-page {
  max-width: 1044px !important;
  width: 100% !important;
  margin: 0 auto;
  padding: 2rem 20px;
  box-sizing: border-box;
  position: relative;
  z-index: 1;
}


@media (min-width: 1025px) {
  .tool-page {
    max-width: 1044px !important;
  }
  
  .tool-page .post-header,
  .tool-page .current-file-section,
  .tool-page .tool-interface,
  .tool-page .tool-form,
  .tool-page .post-content {
    max-width: none !important;
  }
}


@media (max-width: 1024px) {
  .tool-page {
    max-width: 100% !important;
    padding: 1rem 16px;
  }
}



.tool-page .post-header {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

.tool-page .post-header-top {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.tool-page .tool-icon {
  font-size: 2.5rem;
  flex-shrink: 0;
  line-height: 1;
}

.tool-page .post-title {
  margin: 0;
  line-height: 1.2;
  flex: 1;
}

.tool-page .post-description {
  margin: 0;
  color: var(--secondary);
  margin-left: calc(2.5rem + 1rem);
}


@media (max-width: 1024px) {
  .tool-page .post-header {
    gap: 0.75rem;
    margin-bottom: 1rem;
  }
  
  .tool-page .post-header-top {
    gap: 0.75rem;
  }
  
  .tool-page .tool-icon {
    font-size: 2rem;
  }
  
  .tool-page .post-title {
    font-size: 1.5rem;
  }
  
  .tool-page .post-description {
    font-size: 0.9rem;
    margin-left: calc(2rem + 0.75rem);
  }
}



.current-file-section {
  margin-bottom: 1.5rem;
}

.file-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem;
  background: var(--entry);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.file-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.file-name {
  font-weight: var(--font-semibold);
  font-size: var(--text-base);
  color: var(--primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-meta {
  font-size: var(--text-sm);
  color: var(--secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.btn-change-file {
  flex-shrink: 0;
  white-space: nowrap;
}


@media (max-width: 1024px) {
  .file-status {
    padding: 0.75rem;
  }
  
  .file-name {
    font-size: var(--text-base);
  }
  
  .file-meta {
    font-size: var(--text-sm);
  }
  
  .btn-change-file {
    margin-left: auto;
  }
}


@media (max-width: 640px) {
  .file-status {
    flex-wrap: nowrap;
  }
  
  .btn-change-file {
    min-width: fit-content;
    padding: 0.5rem 0.75rem;
    font-size: 0.85rem;
  }
}

}.bottom-navigation-container{position:fixed;z-index:9999}.bottom-navigation-container{display:block !important}@media(min-width:1025px) and (min-height:600px){.bottom-navigation-container{display:none !important}}@media(max-height:500px) and (orientation:landscape){.bottom-navigation-container{display:block !important}}html.landscape-mode .bottom-navigation-container{display:block !important}.portrait-mode .bottom-navigation-container,.bottom-navigation-container:not(.landscape-mode){bottom:0;left:0;right:0;padding-left:var(--safe-area-left);padding-right:var(--safe-area-right);padding-bottom:var(--safe-area-bottom)}.portrait-mode .bottom-nav-bar{height:52px;display:flex;align-items:center;justify-content:space-between;background:var(--theme);border-top:1px solid var(--border);box-shadow:0 -2px 12px rgba(0,0,0,.1);padding:0;gap:0}.bottom-nav-left,.bottom-nav-right{display:flex;align-items:center;gap:0;position:relative}.bottom-nav-center{flex:1}.portrait-mode .bottom-nav-search-layer{background:var(--theme);border-top:1px solid var(--border);padding:1px;box-shadow:0 -2px 8px rgba(0,0,0,5%)}.landscape-mode .bottom-navigation-container{top:0;bottom:0;width:64px;padding-top:var(--safe-area-top);padding-bottom:var(--safe-area-bottom)}html[data-nav-side=right] .bottom-navigation-container{right:0;left:auto;padding-right:var(--safe-area-right)}html[data-nav-side=left] .bottom-navigation-container{left:0;right:auto;padding-left:var(--safe-area-left)}.landscape-mode .bottom-nav-bar{height:100%;width:100%;display:flex;flex-direction:column;justify-content:space-between;align-items:center;background:var(--theme);padding:0;gap:0}.landscape-mode .bottom-nav-left,.landscape-mode .bottom-nav-right{display:flex;flex-direction:column;align-items:center;gap:0}.landscape-mode .bottom-nav-center{flex:1}.landscape-mode .bottom-nav-btn:not(:last-child)::after{right:auto;left:25%;right:25%;top:auto;bottom:0;width:50%;height:1px}html[data-nav-side=right] .bottom-nav-bar{border-left:1px solid var(--border);box-shadow:-2px 0 12px rgba(0,0,0,.1)}html[data-nav-side=left] .bottom-nav-bar{border-right:1px solid var(--border);box-shadow:2px 0 12px rgba(0,0,0,.1)}.landscape-mode .bottom-nav-search-layer{position:fixed;top:var(--safe-area-top);right:calc(64px + 12px + var(--safe-area-right));left:auto;width:280px;max-width:calc(100vw - 64px - 24px);background:var(--theme);border:1px solid var(--border);border-radius:12px;padding:8px;box-shadow:0 4px 12px rgba(0,0,0,.15);margin:16px 16px 0 0;z-index:10000}html[data-nav-side=left] .bottom-nav-search-layer{left:calc(64px + 12px + var(--safe-area-left));right:auto;margin:16px 0 0 16px}.bottom-nav-left,.bottom-nav-right{display:flex;align-items:center;gap:8px}.bottom-nav-center{flex:1}.landscape-mode .bottom-nav-left,.landscape-mode .bottom-nav-right{flex-direction:column;width:100%}.landscape-mode .bottom-nav-center{flex:1;height:100%}.bottom-nav-btn{width:44px;height:44px;padding:10px;background:0 0;border:none;border-radius:0;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease;color:var(--content);flex-shrink:0;position:relative}.bottom-nav-btn svg{width:24px;height:24px;color:currentColor;transition:all .2s ease}.bottom-nav-btn:hover svg,.bottom-nav-btn:active svg{filter:brightness(1.2)}.bottom-nav-hamburger{color:var(--content)}.bottom-nav-hamburger:hover svg,.bottom-nav-hamburger:active svg{color:#3b82f6}.hamburger-icon{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;width:24px;height:24px}.hamburger-line{display:block;width:20px;height:2.5px;background-color:currentColor;border-radius:2px;transition:all .3s cubic-bezier(.4,0,.2,1);transform-origin:center}.bottom-nav-hamburger[aria-expanded=true] .hamburger-line:nth-child(1){transform:translateY(7.5px)rotate(45deg)}.bottom-nav-hamburger[aria-expanded=true] .hamburger-line:nth-child(2){opacity:0;transform:scaleX(0)}.bottom-nav-hamburger[aria-expanded=true] .hamburger-line:nth-child(3){transform:translateY(-7.5px)rotate(-45deg)}.bottom-nav-fab{background:0 0 !important;color:#a855f7}.bottom-nav-fab svg{color:#a855f7;stroke:#a855f7}.bottom-nav-fab:hover svg,.bottom-nav-fab:active svg{color:#ec4899;stroke:#ec4899}.bottom-nav-btn:active{transform:scale(.95);opacity:.8}.bottom-nav-btn.hidden{display:none}.bottom-nav-btn:not(:last-child){position:relative}.bottom-nav-btn:not(:last-child)::after{content:'';position:absolute;right:0;top:25%;bottom:25%;width:1px;background:var(--border);opacity:.5}.bottom-nav-left::after{content:'';position:absolute;right:0;top:25%;bottom:25%;width:1px;background:var(--border);opacity:.5}.bottom-nav-hamburger{}.hamburger-line{transition:all .3s ease}.bottom-nav-back{}.bottom-nav-fab{background:linear-gradient(135deg,#8b5cf6 0%,#ec4899 100%);box-shadow:0 2px 8px rgba(139,92,246,.3)}.bottom-nav-fab:hover{box-shadow:0 4px 12px rgba(139,92,246,.4)}.search-container-bottom{position:relative;width:100%}.search-input-bottom{width:100%;height:42px;padding:0 2px;background:var(--entry);border:1px solid var(--border);border-radius:2px;color:var(--content);font-size:16px;transition:all .2s ease;text-indent:14px}.search-input-bottom:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(59,130,246,.1)}.search-input-bottom::placeholder{color:var(--secondary);opacity:.7}.search-results-bottom{position:absolute;left:0;right:0;max-height:40vh;overflow-y:auto;background:var(--entry);border:1px solid var(--border);border-radius:12px;box-shadow:0 4px 24px rgba(0,0,0,.15);z-index:10001;opacity:0;transform:translateY(10px);transition:opacity .3s ease,transform .3s ease;pointer-events:none}.portrait-mode .search-results-bottom{bottom:calc(100% + 8px);transform-origin:bottom}.landscape-mode .search-results-bottom{top:calc(100% + 8px);bottom:auto;transform-origin:top}.search-results-bottom:not(.hidden){opacity:1;transform:translateY(0);pointer-events:auto}.search-result-item{padding:12px 16px;border-bottom:1px solid var(--border);cursor:pointer;transition:background .2s ease;display:flex;align-items:center;gap:12px}.search-result-item:last-child{border-bottom:none}.search-result-item:hover,.search-result-item.active{background:var(--theme)}.search-result-icon{font-size:1.5rem;flex-shrink:0}.search-result-content{flex:1;min-width:0}.search-result-title{font-weight:600;color:var(--content);margin-bottom:2px}.search-result-description{font-size:.875rem;color:var(--secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.search-no-results{padding:24px;text-align:center;color:var(--secondary)}@media(max-width:1024px){.portrait-mode main,body:not(.landscape-mode) main{padding-bottom:calc( 52px + 56px + var(--safe-area-bottom) ) !important}.portrait-mode body:not(.has-search) main{padding-bottom:calc( 52px + var(--safe-area-bottom) ) !important}}.keyboard-visible .search-results-bottom{max-height:30vh}@supports(-webkit-touch-callout:none){.keyboard-visible .search-results-bottom{max-height:25vh}}@media(min-width:1025px){.bottom-navigation-container{display:none !important}main{padding-bottom:2rem !important}}.bottom-navigation-container{transition:all .3s ease}.bottom-nav-bar{transition:all .3s ease}.bottom-nav-btn{transition:all .2s ease}.portrait-mode .bottom-navigation-container,.landscape-mode .bottom-navigation-container{animation:none !important;opacity:1 !important;transform:none !important}.bottom-nav-btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px}@media(prefers-contrast:high){.bottom-nav-bar{border-width:2px}.bottom-nav-btn{border:2px solid}}@media(prefers-reduced-motion:reduce){.bottom-navigation-container,.bottom-nav-btn,.search-results-bottom{transition:none;animation:none}}.bottom-navigation-container{z-index:9999}.search-results-bottom{z-index:10001}.bottom-nav-search-layer{z-index:10000}.mobile-menu-overlay{z-index:10002}:root{--breakpoint-mobile:1024px;--breakpoint-desktop:1025px;--breakpoint-phone-small:640px;--breakpoint-landscape-height:500px;--breakpoint-landscape-compact:414px}#clouds-canvas{position:fixed;top:0;left:0;width:100%;height:100%;z-index:-1;pointer-events:none;opacity:1}@media(max-width:1024px){#clouds-canvas{display:none !important}}@layer tokens{:root {
  
  --space-3xs: 2px;   
  --space-2xs: 4px;   
  --space-xs: 8px;    
  --space-sm: 12px;   
  --space-md: 16px;   
  --space-lg: 24px;   
  --space-xl: 32px;   
  --space-2xl: 48px;  
  --space-3xl: 64px;  
  
  
  --bp-mobile: 1024px;
  --bp-tablet: 768px;
  --bp-desktop: 1280px;
  
  
  --tool-input-height: 44px;          
  --tool-input-height-mobile: 52px;   
  --tool-button-height: 44px;         
  --tool-button-height-mobile: 52px;  
  --tool-gap: var(--space-md);        
  --tool-gap-mobile: var(--space-sm); 
  
  
  --text-xs: 0.75rem;    
  --text-sm: 0.875rem;   
  --text-base: 1rem;     
  --text-lg: 1.125rem;   
  --text-xl: 1.25rem;    
  --text-2xl: 1.5rem;    
  --text-3xl: 1.875rem;  
  
  
  --leading-tight: 1.25;
  --leading-normal: 1.5;
  --leading-relaxed: 1.75;
  
  
  --font-normal: 400;
  --font-medium: 500;
  --font-semibold: 600;
  --font-bold: 700;
  
  
  --radius-sm: 4px;     
  --radius-md: 8px;     
  --radius-lg: 12px;    
  --radius-xl: 16px;    
  --radius-full: 9999px; 
  
  --border-width: 1px;
  --border-width-thick: 2px;
  
  
  
  --color-primary: #3b82f6;        
  --color-primary-hover: #2563eb;  
  --color-primary-active: #1d4ed8; 
  
  
  --color-success: #10b981;        
  --color-warning: #f59e0b;        
  --color-error: #ef4444;          
  --color-info: #06b6d4;           
  
  
  --color-hover: rgba(59, 130, 246, 0.1);    
  --color-active: rgba(59, 130, 246, 0.2);   
  --color-disabled: rgba(0, 0, 0, 0.3);      
  --color-disabled-bg: rgba(0, 0, 0, 0.05);  
  
  
  --color-focus-ring: #3b82f6;               
  --color-focus-shadow: rgba(59, 130, 246, 0.1); 
  --color-border-focus: #3b82f6;             
  
  
  --hub-pdf-primary: #3b82f6;      
  --hub-pdf-secondary: #8b5cf6;    
  --hub-image-primary: #ec4899;    
  --hub-image-secondary: #8b5cf6;  
  
  
  --z-base: 0;           
  --z-content: 1;        
  --z-dropdown: 100;     
  --z-sticky: 200;       
  --z-fixed: 300;        
  --z-modal-backdrop: 400; 
  --z-modal: 500;        
  --z-popover: 600;      
  --z-tooltip: 700;      
  --z-toast: 800;        
  
  
  --transition-fast: 150ms;
  --transition-base: 200ms;
  --transition-slow: 300ms;
  --transition-slower: 500ms;
  
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-base: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  
  --shadow-focus: 0 0 0 3px var(--color-focus-shadow);
  --shadow-focus-error: 0 0 0 3px rgba(239, 68, 68, 0.1);
  
  
  --mobile-min-touch-target: 44px; 
  --mobile-recommended-touch: 48px; 
}


[data-theme="dark"] {
  
  --color-primary: #60a5fa;        
  --color-primary-hover: #3b82f6;
  --color-primary-active: #2563eb;
  
  
  --color-success: #34d399;        
  --color-warning: #fbbf24;        
  --color-error: #f87171;          
  --color-info: #22d3ee;           
  
  
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.2);
  --shadow-base: 0 1px 3px 0 rgba(0, 0, 0, 0.3), 0 1px 2px 0 rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
}




}.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}.nav-link-btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:4px 12px;background:var(--theme);border:1px solid var(--border);border-radius:8px;color:var(--content);text-decoration:none;font-size:.9rem;font-weight:500;line-height:1.4;transition:all .2s ease;cursor:pointer;white-space:nowrap}.nav-link-btn:hover{background:var(--entry);border-color:var(--primary);color:var(--primary);box-shadow:0 2px 8px rgba(0,0,0,.1)}.nav-link-btn:focus{outline:2px solid var(--primary);outline-offset:2px}.nav-link-btn:active{transform:scale(.98)}.nav-link-btn.active{background:var(--entry);border-color:var(--primary);color:var(--primary);font-weight:600}.lang-toggle-btn{padding:4px 12px;background:var(--theme);border:1px solid var(--border);border-radius:8px;font-size:.9rem;line-height:1.4}@media(max-width:1024px){.nav-right{display:none !important}.nav{padding-left:72px}}.nav-link-btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:8px}.nav-link-btn svg{width:12px;height:12px;opacity:.7}@layer components{button.keyboard-button,
.keyboard-button {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 48px !important;
  height: 48px !important;
  padding: 0 !important;
  background: linear-gradient(135deg, #3B82F6 0%, #10B981 100%) !important; 
  border: none !important;
  border-radius: 50% !important; 
  color: white !important;
  cursor: pointer !important;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.35) !important;
  transition: all var(--transition-base) var(--ease-in-out) !important;
  flex-shrink: 0 !important;
}

button.keyboard-button:hover,
.keyboard-button:hover {
  box-shadow: 0 6px 16px rgba(59, 130, 246, 0.4), 0 0 20px rgba(16, 185, 129, 0.3) !important;
  transform: translateY(-2px) !important;
}

button.keyboard-button:active,
.keyboard-button:active {
  transform: scale(0.95) translateY(0) !important;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3) !important;
}

button.keyboard-button:focus-visible,
.keyboard-button:focus-visible {
  outline: 2px solid rgba(59, 130, 246, 0.5) !important;
  outline-offset: 4px !important;
}

button.keyboard-button[aria-expanded="true"],
.keyboard-button[aria-expanded="true"] {
  box-shadow: 0 4px 16px rgba(59, 130, 246, 0.5), 0 0 24px rgba(16, 185, 129, 0.4) !important;
}

button.keyboard-button svg,
.keyboard-button svg {
  width: 20px !important;
  height: 20px !important;
  stroke: white !important; 
  stroke-width: 2.5 !important;
  fill: none !important;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.2)) !important;
}


@media (max-width: 1024px) {
  .keyboard-button {
    display: none !important;
  }
}


.keyboard-hints-wrapper {
  position: relative;
}


.hints-panel {
  position: absolute;
  top: calc(100% + 8px); 
  right: 0;
  min-width: 320px;
  max-width: 400px;
  background: var(--entry);
  border: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: var(--radius-lg);
  box-shadow: 
    0 10px 40px rgba(0, 0, 0, 0.2),
    0 0 0 1px rgba(59, 130, 246, 0.1),
    0 4px 16px rgba(16, 185, 129, 0.1);
  padding: var(--space-lg);
  opacity: 0;
  transform: translateY(-10px);
  pointer-events: none;
  transition: all var(--transition-base) var(--ease-in-out);
  z-index: var(--z-popover);
}

.hints-panel:not(.hidden) {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}


.hints-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #3B82F6 0%, #10B981 100%);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}


@media (max-width: 1024px) {
  .keyboard-hints-wrapper,
  .hints-panel {
    display: none !important;
  }
}


.hints-panel h3 {
  margin: 0 0 var(--space-md) 0;
  font-size: var(--text-lg);
  font-weight: var(--font-semibold);
  color: var(--primary);
}


.hints-panel dl {
  margin: 0;
  display: grid;
  gap: var(--space-sm);
}

.hints-panel dt {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-weight: var(--font-medium);
  color: var(--primary);
  margin-bottom: var(--space-2xs);
}

.hints-panel dd {
  margin: 0 0 var(--space-md) 0;
  padding-left: var(--space-lg);
  font-size: var(--text-sm);
  color: var(--secondary);
  line-height: var(--leading-normal);
}

.hints-panel dd:last-child {
  margin-bottom: 0;
}


kbd {
  display: inline-block;
  padding: var(--space-2xs) var(--space-xs);
  background: var(--theme);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: 'SF Mono', 'Monaco', 'Inconsolata', 'Fira Code', 'Droid Sans Mono', 'Source Code Pro', monospace;
  font-size: 0.85em;
  font-weight: var(--font-semibold);
  color: var(--primary);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.1), inset 0 0 0 1px rgba(255, 255, 255, 0.1);
  line-height: 1;
  white-space: nowrap;
}


[data-theme="dark"] kbd {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.3), inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}


@keyframes hints-slide-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hints-panel:not(.hidden) {
  animation: hints-slide-in var(--transition-base) var(--ease-out);
}


@media (max-width: 1280px) {
  .hints-panel {
    min-width: 280px;
    max-width: 320px;
    font-size: 0.95rem;
  }
}


@media (max-width: 1100px) {
  .hints-panel {
    right: -20px; 
  }
}

}.lang-switch-dropdown{position:relative;display:inline-block;margin-left:12px}.lang-toggle-btn{display:flex;align-items:center;gap:6px;padding:6px 12px;background:var(--theme);border:1px solid var(--border);border-radius:8px;cursor:pointer;font-size:.9rem;color:var(--content);transition:all .2s ease;font-family:inherit;line-height:1.5}.lang-toggle-btn:hover{background:var(--entry);border-color:var(--primary);box-shadow:0 2px 8px rgba(0,0,0,.1)}.lang-toggle-btn:focus{outline:2px solid var(--primary);outline-offset:2px}.lang-toggle-btn:active{transform:scale(.98)}.lang-flag{font-size:1.1rem;line-height:1;display:inline-block;flex-shrink:0}.lang-name{font-weight:500;font-size:.9rem;letter-spacing:.3px;overflow:hidden;text-overflow:ellipsis}.lang-arrow{margin-left:2px;transition:transform .2s ease;flex-shrink:0}.lang-toggle-btn[aria-expanded=true] .lang-arrow{transform:rotate(180deg)}.lang-menu{position:absolute;top:calc(100% + 8px);right:0;min-width:200px;background:var(--entry);border:1px solid var(--border);border-radius:8px;box-shadow:0 8px 24px rgba(0,0,0,.2);list-style:none;padding:4px;margin:0;z-index:1000;opacity:1;transform:translateY(0);transition:opacity .2s ease,transform .2s ease}.lang-menu.hidden{display:none}.lang-menu li{margin:2px 0;padding:0}.lang-menu-item{display:flex;align-items:center;gap:8px;padding:4px 10px;border-radius:6px;text-decoration:none;color:var(--content);transition:background .2s ease;cursor:pointer;width:100%;box-sizing:border-box;white-space:nowrap;line-height:1.4}.lang-menu-item:hover,.lang-menu-item:focus{background:var(--theme);outline:none}.lang-menu-item.current{background:var(--theme);color:var(--primary);font-weight:600;cursor:default;pointer-events:none}.lang-menu-item .lang-name{flex:1;font-size:.9rem;font-weight:500}.lang-check{color:var(--primary);font-weight:700;font-size:1rem;line-height:1;flex-shrink:0;margin-left:4px}@media(max-width:1024px){.lang-switch-dropdown{margin-left:8px}.lang-toggle-btn{padding:5px 8px;font-size:.85rem}.lang-toggle-btn .lang-name{display:none}.lang-menu{right:-10px}}@media(max-width:640px){.lang-menu{min-width:150px;right:-20px}.lang-menu-item{padding:8px 10px}.lang-menu-item .lang-name{font-size:.9rem}}@media(prefers-color-scheme:dark){.lang-menu{box-shadow:0 8px 24px rgba(0,0,0,.4)}}@keyframes slideDown{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.lang-menu:not(.hidden){animation:slideDown .2s ease}.lang-menu-item:focus-visible{outline:2px solid var(--primary);outline-offset:-2px}.lang-menu-item:not(.current):hover{transform:translateX(2px)}@media(max-width:1024px) and (orientation:portrait){.main{padding:16px !important}}@media(max-width:1024px) and (orientation:landscape){.main{padding:20px !important}}footer.footer{margin-bottom:0 !important;padding-bottom:1.5rem !important}body{margin-bottom:0;padding-bottom:0}main{margin:0 auto;margin-bottom:0;padding-bottom:2rem}html,body{overflow-x:hidden}@media(max-width:1024px){footer.footer{display:none !important}}.mobile-hamburger{display:none;position:fixed;top:16px;left:16px;z-index:10001;width:48px;height:48px;padding:0;background:linear-gradient(135deg,#3b82f6 0%,#8b5cf6 100%);border:2px solid rgba(255,255,255,.2);border-radius:50%;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 12px rgba(59,130,246,.3)}.mobile-hamburger:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(59,130,246,.4)}.mobile-hamburger:active{transform:scale(.95)translateY(0)}.hamburger-line{display:block;width:20px;height:2.5px;background:#fff;margin:0;transition:all .3s ease;border-radius:2px}.mobile-hamburger[aria-expanded=true] .hamburger-line:nth-child(1){transform:rotate(45deg)translate(4px,4px)}.mobile-hamburger[aria-expanded=true] .hamburger-line:nth-child(2){opacity:0;transform:scale(0)}.mobile-hamburger[aria-expanded=true] .hamburger-line:nth-child(3){transform:rotate(-45deg)translate(4px,-4px)}.mobile-menu-overlay{display:none;position:fixed;inset:0;z-index:9998;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}.mobile-menu-overlay[aria-hidden=false]{opacity:1;visibility:visible}.mobile-menu-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.9);backdrop-filter:blur(10px)}.mobile-menu-content{position:relative;z-index:1;width:100%;max-width:400px;height:100%;margin:0 auto;padding:80px 24px 40px;overflow-y:auto;transform:translateX(-100%);transition:transform .3s ease}.mobile-menu-overlay[aria-hidden=false] .mobile-menu-content{transform:translateX(0)}.mobile-menu-close{position:fixed;top:24px;right:24px;z-index:10000;width:48px;height:48px;padding:0;background:rgba(239,68,68,.1);border:2px solid rgba(239,68,68,.3);border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease;opacity:0;visibility:hidden;transform:scale(.8);pointer-events:none}.mobile-menu-overlay[aria-hidden=false] .mobile-menu-close{opacity:1;visibility:visible;transform:scale(1);transition-delay:.2s;pointer-events:auto}.mobile-menu-close:hover{background:rgba(239,68,68,.2);border-color:rgba(239,68,68,.5);transform:scale(1.05)translateY(-2px)}.mobile-menu-close:active{transform:scale(.95)translateY(0)}.mobile-menu-close svg{width:24px;height:24px;color:#ef4444;pointer-events:none}.mobile-menu-header{text-align:center;margin-bottom:32px;margin-top:20px}.mobile-menu-logo{display:inline-block;margin-bottom:16px;filter:drop-shadow(0 4px 8px rgba(0,0,0,.3));opacity:.3}.mobile-menu-logo img,.mobile-menu-logo svg{width:120px;height:120px}.mobile-menu-brand{font-size:2rem;font-weight:700;color:var(--content);text-shadow:0 2px 8px rgba(0,0,0,.3)}.mobile-menu-separator{width:100%;height:1px;background:linear-gradient( 90deg,transparent 0%,rgba(255,255,255,.2) 50%,transparent 100% );margin:24px 0}.mobile-menu-lang{margin-bottom:24px}.mobile-lang-label{font-size:.9rem;font-weight:600;color:var(--secondary);text-transform:uppercase;letter-spacing:1px;margin-bottom:12px;text-align:center}.mobile-lang-options{display:flex;flex-direction:column;gap:8px}.mobile-lang-option{display:flex;align-items:center;justify-content:center;gap:12px;padding:12px 20px;background:rgba(255,255,255,5%);border:2px solid rgba(255,255,255,.1);border-radius:12px;color:var(--content);text-decoration:none;font-size:1rem;font-weight:500;transition:all .3s ease;cursor:pointer}.mobile-lang-option:hover{background:rgba(255,255,255,.1);border-color:var(--primary);transform:translateX(4px)}.mobile-lang-option.current{background:rgba(var(--primary-rgb,59,130,246),.2);border-color:var(--primary);cursor:default;pointer-events:none}.mobile-lang-option .lang-flag{font-size:1.5rem}.mobile-lang-option .lang-name{flex:1;text-align:left}.mobile-lang-option .lang-check{color:var(--primary);font-weight:700;font-size:1.2rem}.mobile-menu-nav{display:flex;flex-direction:column;gap:8px}.mobile-menu-link{display:flex;align-items:center;justify-content:center;width:100%;padding:16px 20px;background:rgba(255,255,255,5%);border:2px solid rgba(255,255,255,.1);border-radius:12px;color:var(--content);text-decoration:none;font-size:1.1rem;font-weight:500;text-align:center;transition:all .3s ease;cursor:pointer}button.mobile-menu-link{gap:8px}button.mobile-menu-link svg{flex-shrink:0}.mobile-menu-link:hover{background:rgba(255,255,255,.1);border-color:var(--primary);transform:translateX(4px)}.mobile-menu-link.active{background:rgba(var(--primary-rgb,59,130,246),.2);border-color:var(--primary);color:var(--primary);font-weight:600}@media(max-width:1024px){.mobile-hamburger{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px}.mobile-menu-overlay{display:block}.header .nav .logo>a{display:none}.header .nav .logo-switches .lang-switch-dropdown{display:none}.header .nav #menu{display:none !important}.header .nav .logo-switches{margin-left:auto}.header .nav{padding-left:72px}main{padding-top:80px !important}.home main{padding-top:0 !important}}@media(max-width:640px){.mobile-menu-content{padding:70px 20px 30px}.mobile-menu-header{margin-bottom:24px}.mobile-menu-logo img,.mobile-menu-logo svg{width:50px;height:50px}.mobile-menu-brand{font-size:1.3rem}.mobile-menu-link{padding:14px 18px;font-size:1rem}.mobile-lang-option{padding:10px 16px;font-size:.95rem}}.mobile-hamburger:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.mobile-menu-link:focus-visible,.mobile-lang-option:focus-visible{outline:2px solid var(--primary);outline-offset:-2px}body.mobile-menu-open{overflow:hidden;position:fixed;width:100%;height:100%}@media(prefers-color-scheme:dark){.mobile-hamburger{box-shadow:0 4px 16px rgba(59,130,246,.4)}}.mobile-lang-overlay{position:fixed;inset:0;z-index:10002;display:none;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}.mobile-lang-overlay[aria-hidden=false]{display:block;opacity:1;visibility:visible}.mobile-lang-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.95);backdrop-filter:blur(12px);z-index:1}.mobile-lang-content{position:relative;z-index:2;width:100%;max-width:400px;height:100%;margin:0 auto;display:flex;flex-direction:column;transform:translateX(100%);transition:transform .3s cubic-bezier(.4,0,.2,1)}.mobile-lang-overlay[aria-hidden=false] .mobile-lang-content{transform:translateX(0)}.mobile-lang-header{display:grid;grid-template-columns:48px 1fr 48px;align-items:center;justify-items:center;padding:24px 20px;gap:12px;background:0 0;position:relative;z-index:10}.mobile-lang-title{text-align:center;font-size:1.5rem;font-weight:700;color:#fff;margin:0;text-shadow:0 2px 8px rgba(0,0,0,.3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}.mobile-lang-back{position:relative;z-index:10;width:48px;height:48px;padding:0;background:rgba(255,255,255,.1);border:2px solid rgba(255,255,255,.2);border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease;justify-self:start;pointer-events:auto}.mobile-lang-back:hover{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.4);transform:translateY(-2px)}.mobile-lang-back:active{transform:scale(.95)translateY(0)}.mobile-lang-back svg{width:24px;height:24px;color:#fff;pointer-events:none}.mobile-lang-close{position:relative;z-index:10;width:48px;height:48px;padding:0;background:rgba(239,68,68,.1);border:2px solid rgba(239,68,68,.3);border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease;justify-self:end;pointer-events:auto}.mobile-lang-close:hover{background:rgba(239,68,68,.2);border-color:rgba(239,68,68,.5);transform:translateY(-2px)}.mobile-lang-close:active{transform:scale(.95)translateY(0)}.mobile-lang-close svg{width:24px;height:24px;color:#ef4444;pointer-events:none}.mobile-lang-list{position:relative;z-index:10;flex:1;overflow-y:auto;padding:0 24px 40px;display:flex;flex-direction:column;gap:12px}.mobile-lang-item{position:relative;z-index:1;display:flex;align-items:center;gap:16px;padding:18px 24px;background:rgba(255,255,255,5%);border:2px solid rgba(255,255,255,.1);border-radius:12px;text-decoration:none;color:#fff;font-size:1.1rem;font-weight:500;transition:all .3s ease;cursor:pointer;pointer-events:auto}.mobile-lang-item:hover{background:rgba(255,255,255,.1);border-color:rgba(59,130,246,.5);transform:translateX(-4px)}.mobile-lang-item:active{transform:scale(.98)translateX(-4px)}.mobile-lang-item.current{background:rgba(59,130,246,.2);border-color:#3b82f6;color:#3b82f6;font-weight:600;cursor:default;pointer-events:none}.mobile-lang-item .lang-flag{font-size:1.8rem;line-height:1;text-shadow:0 2px 4px rgba(0,0,0,.2)}.mobile-lang-item .lang-name{flex:1}.mobile-lang-item .lang-check{color:#3b82f6;font-size:1.3rem;font-weight:700}body.mobile-lang-open{overflow:hidden;position:fixed;width:100%;height:100%}.mobile-lang-back:focus-visible,.mobile-lang-close:focus-visible,.mobile-lang-item:focus-visible{outline:3px solid #3b82f6;outline-offset:2px}@media(max-width:640px){.mobile-lang-header{padding:20px 16px}.mobile-lang-title{font-size:1.3rem}.mobile-lang-back,.mobile-lang-close{width:44px;height:44px}.mobile-lang-list{padding:0 20px 30px;gap:10px}.mobile-lang-item{padding:16px 20px;font-size:1rem}.mobile-lang-item .lang-flag{font-size:1.5rem}}@media(max-width:1024px){#mobile-hamburger:not(#mobile-hamburger-bottom){display:none !important}}:root{--safe-area-top:env(safe-area-inset-top, 0px);--safe-area-bottom:env(safe-area-inset-bottom, 0px);--safe-area-left:env(safe-area-inset-left, 0px);--safe-area-right:env(safe-area-inset-right, 0px);--safe-padding-top:max(16px, env(safe-area-inset-top));--safe-padding-bottom:max(16px, env(safe-area-inset-bottom));--safe-padding-left:max(0px, env(safe-area-inset-left));--safe-padding-right:max(0px, env(safe-area-inset-right))}body{padding-left:var(--safe-area-left);padding-right:var(--safe-area-right)}.header{padding-top:var(--safe-padding-top)}.mobile-hamburger{top:var(--safe-padding-top) !important}.pwa-install-fab{top:var(--safe-padding-top) !important;right:max(16px,var(--safe-area-right)) !important}@media(max-width:1024px){.pwa-install-fab{top:max(16px,var(--safe-area-top)) !important;right:max(16px,var(--safe-area-right)) !important}}main{padding-top:0;padding-bottom:calc(2rem + var(--safe-area-bottom))}@media(max-width:1024px){.search-wrapper{padding-top:calc(80px + var(--safe-area-top))}}.platform-ios{}.platform-ios .button,.platform-ios button{border-radius:12px;font-weight:600}.platform-ios .tool-card{border-radius:16px}.platform-android{}.platform-android .button,.platform-android button{border-radius:8px;text-transform:none;letter-spacing:.25px}.platform-android .tool-card{border-radius:12px}.haptic,.tool-card,.mobile-menu-link,.nav-link-btn,.lang-menu-item,button.haptic{transition:transform .1s ease,opacity .1s ease}.haptic:active,.tool-card:active,.mobile-menu-link:active,.nav-link-btn:active,.lang-menu-item:active,button.haptic:active{transform:scale(.97);opacity:.9}.haptic:disabled:active,button.haptic:disabled:active,.disabled:active{transform:none;opacity:1}.is-pwa{}.is-pwa .header{}.is-mobile{}.is-mobile button,.is-mobile .tool-card,.is-mobile a{min-height:44px;min-width:44px}.is-mobile *:hover{}html{-webkit-overflow-scrolling:touch;scroll-behavior:smooth}body{overscroll-behavior-y:contain}.mobile-menu-overlay,.mobile-lang-overlay{overscroll-behavior-y:contain}body{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}*{-webkit-tap-highlight-color:transparent;-webkit-touch-callout:none}p,span,a,li{-webkit-user-select:text;user-select:text}button,.tool-card,.mobile-hamburger{-webkit-user-select:none;user-select:none}.search-wrapper{display:flex;align-items:flex-start;gap:12px;max-width:744px;margin:0 auto 40px}@media(max-width:1024px){.search-wrapper{display:none !important}}.search-wrapper:has(.back-button.hidden){max-width:680px}@media(min-width:1025px){.search-wrapper{margin-left:auto;margin-right:auto}}.back-button{flex-shrink:0;width:48px;height:48px;padding:0;background:linear-gradient(135deg,#8b5cf6 0%,#ec4899 100%);border:none;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 12px rgba(139,92,246,.3);color:#fff}@media(max-width:1024px){.back-button{display:none !important}}.back-button:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(139,92,246,.4)}.back-button:active{transform:scale(.95)translateY(0)}.back-button:focus{outline:2px solid #8b5cf6;outline-offset:4px}.back-button.hidden{display:none}.back-button svg{width:20px;height:20px;stroke-width:2.5}.search-container{position:relative;width:100%;max-width:620px;flex:1;z-index:100}.tool-hub-search{margin:2rem 0 1rem}.search-input{width:100%;height:48px;padding:0 20px 0 48px;font-size:1rem;font-family:inherit;color:var(--content);background:var(--entry);border:2px solid rgba(255,255,255,.1);border-radius:12px;outline:none;transition:all .3s ease;box-shadow:0 4px 12px rgba(0,0,0,.1),inset 0 1px rgba(255,255,255,.1);background-image:url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="%23888" stroke-width="2"><circle cx="11" cy="11" r="8"/><path d="m21 21-4.35-4.35"/></svg>');background-repeat:no-repeat;background-position:16px;background-size:20px 20px}.search-input:focus{border-color:var(--primary);box-shadow:0 6px 20px rgba(0,0,0,.15),0 0 0 3px rgba(var(--primary-rgb,59,130,246),.1),inset 0 1px rgba(255,255,255,.15)}.search-input::placeholder{color:var(--secondary);opacity:.6}.search-results{position:absolute;top:calc(100% + 8px);left:0;right:0;background:var(--entry);border:2px solid rgba(255,255,255,.1);border-radius:12px;box-shadow:0 10px 40px rgba(0,0,0,.2),inset 0 1px rgba(255,255,255,.1);max-height:400px;overflow-y:auto;overflow-x:hidden;opacity:0;transform:translateY(-10px);pointer-events:none;transition:opacity .2s ease,transform .2s ease;scrollbar-width:thin;scrollbar-color:var(--tertiary)var(--theme)}@media(max-width:1024px){.search-results{top:auto;bottom:100%;left:5px;right:5px;border-radius:2px;margin-bottom:0;transform:translateY(10px)}.search-results.visible{transform:translateY(0)}}@media(max-height:414px) and (orientation:landscape){.search-results{top:auto;bottom:100%;left:5px;right:5px;border-radius:2px;margin-bottom:0}}.search-results.visible{opacity:1;transform:translateY(0);pointer-events:all}.search-results.hidden{display:none}.search-results::-webkit-scrollbar{width:8px}.search-results::-webkit-scrollbar-track{background:var(--theme);border-radius:0 12px 12px 0}.search-results::-webkit-scrollbar-thumb{background:var(--tertiary);border-radius:4px}.search-results::-webkit-scrollbar-thumb:hover{background:var(--secondary)}.search-result-item{display:flex;align-items:center;gap:12px;padding:12px 16px;color:var(--content);text-decoration:none;border-bottom:1px solid rgba(255,255,255,5%);transition:background .2s ease;cursor:pointer}.search-result-item:last-child{border-bottom:none}.search-result-item:hover,.search-result-item.selected{background:var(--theme)}.search-result-item:active{background:rgba(var(--primary-rgb,59,130,246),.1)}.search-result-icon{font-size:1.5rem;width:32px;height:32px;display:flex;align-items:center;justify-content:center;flex-shrink:0;filter:drop-shadow(0 2px 4px rgba(0,0,0,.2))}.search-result-content{flex:1;min-width:0}.search-result-title{display:flex;align-items:center;gap:8px;font-size:.95rem;font-weight:600;color:var(--content);margin-bottom:2px}.search-result-title mark{background:rgba(var(--primary-rgb,59,130,246),.25);color:var(--primary);padding:0 2px;border-radius:2px;font-weight:700}.search-result-category{font-size:.8rem;color:var(--secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.search-result-badge{display:inline-block;padding:2px 6px;font-size:.7rem;font-weight:600;border-radius:4px;text-transform:uppercase;letter-spacing:.5px}.hub-badge{background:rgba(var(--primary-rgb,59,130,246),.2);color:var(--primary)}.popular-badge{background:linear-gradient(135deg,#ffd700 0%,#ffed4e 100%);color:#000}.search-no-results{padding:40px 20px;text-align:center;color:var(--secondary)}.search-no-results i{font-size:2rem;margin-bottom:12px;opacity:.5}.search-no-results p{margin:0;font-size:.95rem}@media(max-width:1024px){.search-wrapper{gap:8px;max-width:100%;padding-top:0;margin-bottom:20px}.back-button{width:44px;height:44px;border-radius:10px}.back-button svg{width:18px;height:18px}.search-container{max-width:100%;margin-bottom:0}.search-input{height:44px;font-size:16px}.search-results{max-height:300px}.search-result-item{padding:10px 12px}.search-result-icon{font-size:1.3rem;width:28px;height:28px}.search-result-title{font-size:.9rem}.search-result-category{font-size:.75rem}}@media(max-width:640px){.search-input{padding-left:40px;background-position:12px;background-size:18px 18px}.search-results{max-height:250px}}@media(prefers-color-scheme:dark){.search-results{box-shadow:0 10px 40px rgba(0,0,0,.4),inset 0 1px rgba(255,255,255,.1)}}.search-input:focus-visible{outline:2px solid var(--primary);outline-offset:2px}.search-result-item:focus-visible{outline:2px solid var(--primary);outline-offset:-2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}@media(max-width:1024px){.search-wrapper:not(.bottom-nav-search-layer .search-wrapper){display:none !important}}:root{--tool-card-padding:1.45rem;--tool-card-radius:12px;--tool-card-gap:1rem;--tool-icon-size:2.5rem;--tool-icon-margin:1rem;--tool-title-size:1.1rem;--tool-title-margin:0.4rem;--tool-summary-size:0.85rem;--tool-transition-speed:0.3s;--tool-hover-lift:-5px}.tool-card{position:relative;display:flex;flex-direction:column;padding:1.2rem;margin:.2rem 0;border-radius:var(--tool-card-radius);text-decoration:none;color:var(--content);transition:all var(--tool-transition-speed)ease;overflow:visible;outline:none;cursor:pointer;isolation:isolate;aspect-ratio:1/1}.tool-card:focus{outline:2px solid var(--primary);outline-offset:2px}.tool-card-inner{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;height:100%;gap:.5rem}.tool-icon{font-size:2.2rem;margin-bottom:.5rem;display:block;transition:transform var(--tool-transition-speed)ease;line-height:1}.tool-card:hover .tool-icon{transform:scale(1.15)rotate(5deg)}.tool-card-title{font-size:1rem;font-weight:600;margin:0 0 .3rem;color:var(--primary);line-height:1.2;transition:color var(--tool-transition-speed)ease;max-height:2.4em;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2}.tool-card-summary{font-size:.8rem;color:var(--secondary);line-height:1.3;margin:0;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;line-clamp:2;overflow:hidden;text-overflow:ellipsis;max-height:2.6em;transition:max-height var(--tool-transition-speed)ease}.tool-card:hover .tool-card-summary{-webkit-line-clamp:2;line-clamp:2}.tool-card:hover{transform:translateY(-3px)}.tool-badge{position:absolute;top:-10px;right:8px;background:linear-gradient(135deg,#f59e0b,#f97316);color:#fff;font-size:.65rem;font-weight:600;padding:.2rem .5rem;border-radius:12px;text-transform:uppercase;letter-spacing:.5px;box-shadow:0 2px 8px rgba(245,158,11,.4);z-index:100;white-space:nowrap;pointer-events:none}.tool-card.disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.tool-card .card-tooltip{position:absolute;bottom:-35px;left:50%;transform:translateX(-50%);background:var(--theme);border:1px solid var(--border);padding:.5rem .75rem;border-radius:6px;font-size:.8rem;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .2s ease;z-index:100;box-shadow:0 4px 12px rgba(0,0,0,.15)}.tool-card.disabled:hover .card-tooltip{opacity:1}@media(max-width:1024px){:root{--tool-card-padding:1.2rem;--tool-icon-size:2rem;--tool-title-size:1rem;--tool-summary-size:0.8rem}.tool-badge{font-size:.65rem;padding:.2rem .5rem}}@container tools-grid (max-width:600px){.tools-container {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  
  .tool-card {
    padding: 1rem;
  }
  
  .tool-icon {
    font-size: 1.8rem;
  }
  
  .tool-card-title {
    font-size: 0.95rem;
  }
  
  .tool-card-summary {
    font-size: 0.75rem;
  }
}@container tools-grid (min-width:601px) and (max-width:900px){.tools-container {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }
  
  .tool-card {
    padding: 1rem;
  }
  
  .tool-icon {
    font-size: 1.8rem;
  }
  
  .tool-card-title {
    font-size: 0.95rem;
  }
  
  .tool-card-summary {
    font-size: 0.75rem;
  }
}@media(max-width:1024px) and (orientation:landscape){.tools-container{grid-template-columns:repeat(3,1fr);gap:12px}.tool-card{padding:var(--tool-card-padding)}:root{--tool-card-padding:1rem;--tool-icon-size:1.8rem;--tool-title-size:0.95rem;--tool-summary-size:0.75rem}}@media(max-width:640px){:root{--tool-card-padding:1rem;--tool-icon-size:1.8rem;--tool-title-size:0.95rem}}@media(prefers-color-scheme:dark){.tool-card .card-tooltip{box-shadow:0 4px 12px rgba(0,0,0,.4)}}.homepage-tools{max-width:var(--main-width);margin:30px auto;padding:0 20px;position:relative;z-index:1}.homepage-tools-container{width:100%}@media(min-width:1025px){.homepage-tools{padding:0;margin:0 auto;max-width:100%}.homepage-tools-container{width:100%;max-width:100%}}.homepage-tools-title{font-size:2rem;font-weight:600;margin-bottom:30px;text-align:center;color:var(--primary)}.homepage-tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px;justify-items:center;margin:0 auto;width:100%}.homepage-card{width:100%;max-width:300px;aspect-ratio:1/1;background:var(--entry);border:2px solid rgba(255,255,255,.1);padding:35px;box-shadow:0 10px 30px rgba(0,0,0,.3),inset 0 1px rgba(255,255,255,.1)}.homepage-card .tool-icon{font-size:4rem;filter:drop-shadow(0 4px 8px rgba(0,0,0,.3))}.homepage-card:hover .tool-icon{transform:scale(1.1)rotate(5deg);filter:drop-shadow(0 8px 16px rgba(0,0,0,.4))}.homepage-card .tool-card-title{font-size:1.8rem;font-weight:700;margin-bottom:18px;text-shadow:0 2px 10px rgba(0,0,0,.3)}.homepage-card:hover .tool-card-title{transform:scale(1.05);text-shadow:0 4px 20px rgba(0,0,0,.5)}.homepage-card .tool-card-summary{font-size:1rem;line-height:1.6;-webkit-line-clamp:3;line-clamp:3;max-height:4.8em;opacity:.9}.homepage-card:hover .tool-card-summary{opacity:1;-webkit-line-clamp:4;line-clamp:4;max-height:6.4em}.homepage-card .tool-card-inner{justify-content:center;height:100%}.homepage-card::before{content:none}.homepage-card::after{content:'';position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.1) 0%,transparent 70%);transform:translate(-50%,-50%);transition:width .6s ease,height .6s ease;pointer-events:none;z-index:0}.homepage-card:hover::after{width:300%;height:300%}.homepage-card:hover{transform:translateY(-8px);box-shadow:0 20px 40px rgba(0,0,0,.5),0 0 0 1px rgba(255,255,255,.15),inset 0 1px rgba(255,255,255,.15);border-color:rgba(255,255,255,.25)}.homepage-card:active{transform:translateY(-8px)scale(.98);transition:all .1s ease}@media(max-width:1024px){.homepage-tools{margin:20px auto;padding:0 16px}.homepage-tools-grid{grid-template-columns:repeat(2,1fr);gap:16px}.homepage-card{max-width:100%;padding:16px 12px}.homepage-card .tool-icon{font-size:2.2rem}.homepage-card .tool-card-title{font-size:1.1rem;margin-bottom:12px}.homepage-card .tool-card-summary{font-size:.85rem;line-height:1.4}}@media(max-width:1024px) and (orientation:landscape){.homepage-tools-grid{grid-template-columns:repeat(3,1fr);gap:12px}.homepage-card{padding:14px 10px}.homepage-card .tool-icon{font-size:2rem}.homepage-card .tool-card-title{font-size:1rem;margin-bottom:10px}.homepage-card .tool-card-summary{font-size:.8rem;line-height:1.3}}@media(max-width:640px){.homepage-tools{padding:0 12px}.homepage-tools-grid{gap:10px}.homepage-card{padding:14px 10px}.homepage-card .tool-icon{font-size:2rem}.homepage-card .tool-card-title{font-size:1rem;margin-bottom:8px}.homepage-card .tool-card-summary{font-size:.75rem}}@layer components{.tool-form {
  display: flex;
  flex-direction: column;
  gap: var(--tool-gap);
  padding: var(--space-md);
  width: 100%;
  
  
  container-type: inline-size;
  container-name: tool-form;
}


@container tool-form (max-width: 600px) {
  .tool-form {
    gap: var(--tool-gap-mobile);
    padding: var(--space-sm);
  }
}


@media (max-width: 1024px) {
  .tool-form {
    gap: var(--tool-gap-mobile);
    padding: var(--space-sm);
  }
}



.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  width: 100%;
}

.form-group label {
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--primary);
  line-height: var(--leading-tight);
}

.form-group label.required::after {
  content: " *";
  color: var(--color-error);
}



.form-group input[type="text"],
.form-group input[type="number"],
.form-group input[type="email"],
.form-group input[type="url"],
.form-group select {
  height: var(--tool-input-height);
  padding: 0 var(--space-md);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  font-family: inherit;
  color: var(--primary);
  background-color: var(--theme);
  transition: all var(--transition-base) var(--ease-in-out);
  width: 100%;
  box-sizing: border-box;
}

.form-group input:focus,
.form-group select:focus {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
  border-color: var(--color-border-focus);
  box-shadow: var(--shadow-focus);
}

.form-group input:disabled,
.form-group select:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  background-color: var(--entry);
}


@container tool-form (max-width: 600px) {
  .form-group input[type="text"],
  .form-group input[type="number"],
  .form-group input[type="email"],
  .form-group input[type="url"],
  .form-group select {
    height: var(--tool-input-height-mobile);
    font-size: var(--text-base); 
    padding: 0 var(--space-md);
  }
}


@media (max-width: 1024px) {
  .form-group input[type="text"],
  .form-group input[type="number"],
  .form-group input[type="email"],
  .form-group input[type="url"],
  .form-group select {
    height: var(--tool-input-height-mobile);
    font-size: var(--text-base); 
    padding: 0 var(--space-md);
  }
}



.form-group input[type="checkbox"],
.form-group input[type="radio"] {
  width: 20px;
  height: 20px;
  margin-right: var(--space-xs);
  cursor: pointer;
}

@media (max-width: 1024px) {
  .form-group input[type="checkbox"],
  .form-group input[type="radio"] {
    width: 24px;
    height: 24px;
    margin-right: var(--space-sm);
  }
}

.form-group label:has(input[type="checkbox"]),
.form-group label:has(input[type="radio"]) {
  display: flex;
  align-items: center;
  cursor: pointer;
  font-weight: var(--font-normal);
}



.form-group input[type="file"] {
  font-size: var(--text-sm);
  padding: var(--space-sm);
  border: var(--border-width) dashed var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base) var(--ease-in-out);
}

.form-group input[type="file"]:hover {
  border-color: var(--primary);
  background-color: var(--entry);
}

@media (max-width: 1024px) {
  .form-group input[type="file"] {
    font-size: var(--text-base);
    padding: var(--space-md);
  }
}



.help-text,
.form-help {
  font-size: var(--text-sm);
  color: var(--secondary);
  line-height: var(--leading-normal);
  margin: 0;
}

@media (max-width: 1024px) {
  .help-text,
  .form-help {
    font-size: var(--text-base); 
    line-height: var(--leading-relaxed);
  }
}



.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-md);
  width: 100%;
}


@media (max-width: 1024px) and (orientation: portrait) {
  .form-row {
    grid-template-columns: 1fr; 
    gap: var(--space-sm);
  }
}


@media (max-width: 1024px) and (orientation: landscape) {
  .form-row {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); 
    gap: var(--space-sm);
  }
}


@media (max-width: 640px) {
  .form-row {
    grid-template-columns: 1fr !important;
  }
}



.btn-primary,
.tool-btn {
  height: var(--tool-button-height);
  padding: 0 var(--space-xl);
  border: none;
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: #ffffff !important;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
  cursor: pointer;
  transition: all var(--transition-base) var(--ease-in-out);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  text-decoration: none;
  
  
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  
  
  width: auto;
}

.btn-primary:hover,
.tool-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-primary:active,
.tool-btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.btn-primary:disabled,
.tool-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}


@media (min-width: 1025px) {
  .tool-page .btn-primary,
  .tool-page .tool-btn,
  .tool-form .btn-primary,
  .tool-form .tool-btn {
    width: auto !important;
  }
}


@media (max-width: 1024px) {
  .btn-primary,
  .tool-btn {
    height: var(--tool-button-height-mobile);
    width: 100% !important;
    font-size: var(--text-lg);
    padding: 0 var(--space-lg);
  }
}


.btn-secondary {
  background: var(--theme);
  color: var(--primary);
  border: var(--border-width) solid var(--border);
}

.btn-secondary:hover {
  background: var(--entry);
}


.btn-sm {
  height: 36px;
  padding: 0 var(--space-md);
  font-size: var(--text-sm);
}

@media (max-width: 1024px) {
  .btn-sm {
    height: 44px;
    font-size: var(--text-base);
  }
}



.result-container {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  margin-top: var(--space-lg);
  border: var(--border-width) solid var(--border);
  background-color: var(--entry);
}

@media (max-width: 1024px) {
  .result-container {
    padding: var(--space-md);
    margin-top: var(--space-md);
    border-radius: var(--radius-md);
  }
}

.result-container.success {
  border-color: var(--color-success);
  background-color: rgba(16, 185, 129, 0.1);
}

.result-container.error {
  border-color: var(--color-error);
  background-color: rgba(239, 68, 68, 0.1);
}

.result-container.warning {
  border-color: #f59e0b;
  background-color: rgba(245, 158, 11, 0.1);
}



.progress-container {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  margin-top: var(--space-md);
  background-color: var(--entry);
}

@media (max-width: 1024px) {
  .progress-container {
    padding: var(--space-sm);
  }
}



.tool-section {
  padding: var(--space-lg) 0;
  border-bottom: var(--border-width) solid var(--border);
}

.tool-section:last-child {
  border-bottom: none;
}

@media (max-width: 1024px) {
  .tool-section {
    padding: var(--space-md) 0;
  }
}

.tool-section-title {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  color: var(--primary);
  margin-bottom: var(--space-md);
}

@media (max-width: 1024px) {
  .tool-section-title {
    font-size: var(--text-lg);
    margin-bottom: var(--space-sm);
  }
}



.hidden {
  display: none !important;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.text-center {
  text-align: center;
}

.text-muted {
  color: var(--secondary);
}

.text-error {
  color: var(--color-error);
}

.text-success {
  color: var(--color-success);
}



.tool-interface {
  pointer-events: auto;
  opacity: 1;
  transition: opacity var(--transition-base) var(--ease-in-out);
}

.tool-interface.disabled {
  pointer-events: none;
  opacity: 0.5;
}

}@layer components{:root {
  --tool-hub-width: 1044px;  
}


[data-hub-type="pdf"] {
  --hub-primary: #3b82f6;
  --hub-secondary: #8b5cf6;
  --hub-glass-start: rgba(59, 130, 246, 0.85);
  --hub-glass-end: rgba(139, 92, 246, 0.85);
  --hub-border: rgba(59, 130, 246, 0.2);
}

[data-hub-type="image"] {
  --hub-primary: #ec4899;
  --hub-secondary: #8b5cf6;
  --hub-glass-start: rgba(139, 92, 246, 0.85);
  --hub-glass-end: rgba(236, 72, 153, 0.85);
  --hub-border: rgba(139, 92, 246, 0.2);
}



.tool-hub + main,
main:has(.tool-hub) {
  max-width: calc(var(--nav-width) + var(--gap) * 2) !important; 
}


.hidden {
  display: none !important;
}


.tool-hub {
  max-width: var(--tool-hub-width);
  width: 100%;
  margin: 0 auto;
  padding: 0 20px;
  box-sizing: border-box;
  
  
  container-type: inline-size;
  container-name: tool-hub;
}


@media (max-width: 1024px) {
  .tool-hub {
    padding-top: calc(var(--safe-area-top, 0px) + 8px); 
    padding-bottom: calc(110px + var(--safe-area-bottom, 0px)); 
  }
}


@media (max-width: 1024px) and (orientation: landscape) {
  .tool-hub {
    padding-top: calc(var(--safe-area-top, 0px) + 6px);
    padding-bottom: calc(var(--safe-area-bottom, 0px) + 8px);
    
    padding-left: 12px;
    padding-right: 12px;
  }
  
  
  .tool-page {
    padding-top: calc(var(--safe-area-top, 0px) + 6px);
    padding-bottom: calc(var(--safe-area-bottom, 0px) + 8px);
    
    padding-left: 12px !important;
    padding-right: 12px !important;
  }
}


.tool-hub .post-header {
  text-align: center;
  margin-bottom: 0;
}

.tool-hub .post-title {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.tool-hub .post-description {
  color: var(--secondary);
  font-size: 1rem;
  margin-bottom: 0;
}


.tool-file-selector {
  position: sticky;
  top: var(--header-height);
  z-index: 50;
  background: var(--theme);
  border-bottom: 2px solid var(--border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  margin: 2.5rem 0.5rem 1rem 0.5rem;
  padding: 1rem 0.5rem;
  transition: box-shadow 0.3s ease;
}

.tool-file-selector.pulse-attention {
  animation: pulse 0.5s ease-in-out 2;
}

.file-selector-container {
  max-width: var(--tool-hub-width);
  margin: 0 auto;
}


.file-input-wrapper {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.file-input-wrapper input[type="file"] {
  display: none;
}

.file-input-label {
  flex: 1;
  min-width: 200px;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.85rem 1.25rem;
  background: var(--entry);
  border: 2px dashed var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 0.95rem;
  color: var(--content);
}

.file-input-label:hover {
  border-color: var(--primary);
  background: var(--hljs-bg);
}

.file-icon {
  font-size: 1.5rem;
  line-height: 1;
}

.file-text {
  font-weight: 500;
}


.file-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1rem;
  background: var(--hljs-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.file-info {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex: 1;
  min-width: 0;
}

.file-name {
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 400px;
  flex: 1;
  min-width: 0; 
}


@media (max-width: 1024px) {
  .file-name {
    max-width: 200px; 
  }
}


@media (max-width: 1024px) and (orientation: portrait) {
  .file-name {
    max-width: 150px; 
  }
}

.file-size,
.file-meta {
  font-size: 0.85rem;
  color: var(--secondary);
  flex-shrink: 0;
}

.btn-clear {
  padding: 0.4rem 0.9rem;
  background: var(--entry);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--content);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
  margin-left: auto; 
}

.btn-clear:hover {
  background: var(--border);
  border-color: var(--tertiary);
}


@media (max-width: 1024px) {
  .btn-clear {
    margin-left: auto;
    flex-shrink: 0;
  }
}


.file-loading,
.file-warning,
.file-error {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: 6px;
  margin-top: 0.75rem;
  font-size: 0.9rem;
}

.file-loading {
  background: rgba(var(--primary), 0.05);
  color: var(--primary);
  border: 1px solid var(--border);
}

.file-warning {
  background: rgba(255, 193, 7, 0.1);
  color: #f59e0b;
  border: 1px solid rgba(255, 193, 7, 0.3);
}

.file-error {
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.3);
}


.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(0.98); }
}


.file-selector-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.75rem 1.25rem;
  background: var(--entry);
  border: 2px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--content);
  margin-bottom: 1rem;
}

.file-selector-toggle:hover {
  border-color: var(--primary);
  background: var(--hljs-bg);
}

.file-selector-toggle .toggle-icon {
  font-size: 1.25rem;
  line-height: 1;
}

.file-selector-toggle .toggle-arrow {
  margin-left: auto;
  font-size: 0.875rem;
  transition: transform 0.3s ease;
}

.file-selector-toggle[aria-expanded="true"] .toggle-arrow {
  transform: rotate(180deg);
}


.tool-file-selector.collapsible {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  margin: 0;
  padding: 0;
  border: none;
  box-shadow: none;
  position: relative; 
  transition: all 0.3s ease, max-height 0.4s ease;
}

.tool-file-selector.collapsible.expanded {
  max-height: 500px; 
  opacity: 1;
  margin: 0 0.5rem 1rem 0.5rem;
  padding: 1rem 0.5rem;
  border-bottom: 2px solid var(--border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: var(--header-height);
  z-index: 50;
  background: var(--theme);
}


@media (max-width: 1024px) {
  .file-selector-toggle {
    padding: 0.65rem 1rem;
    font-size: 0.9rem;
  }
  
  .tool-file-selector.collapsible.expanded {
    max-height: 600px; 
  }
}


.tool-grid {
  margin-top: 0.5rem;
}

.tool-grid .tools-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--tool-card-gap);
}




[data-hub-type="pdf"] .tool-card {
  background: 
    linear-gradient(145deg, rgba(59, 130, 246, 0.08), rgba(139, 92, 246, 0.08)),
    var(--entry);
  border: 1px solid var(--hub-border);
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.08), 
              inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

[data-hub-type="pdf"] .tool-card::before {
  content: none;
}

[data-hub-type="pdf"] .tool-card:hover {
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.2), 
              0 4px 12px rgba(0, 0, 0, 0.15),
              inset 0 1px 0 rgba(255, 255, 255, 0.15);
  border-color: rgba(59, 130, 246, 0.4);
}

[data-hub-type="pdf"] .tool-card.disabled:hover {
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.08), 
              inset 0 1px 0 rgba(255, 255, 255, 0.1);
}


[data-hub-type="image"] .tool-card {
  background: 
    linear-gradient(145deg, rgba(139, 92, 246, 0.08), rgba(236, 72, 153, 0.08)),
    var(--entry);
  border: 1px solid var(--hub-border);
  box-shadow: 0 2px 8px rgba(139, 92, 246, 0.08), 
              inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

[data-hub-type="image"] .tool-card::before {
  content: none;
}

[data-hub-type="image"] .tool-card:hover {
  border-color: rgba(139, 92, 246, 0.4);
  box-shadow: 0 8px 24px rgba(139, 92, 246, 0.2),
              0 4px 12px rgba(236, 72, 153, 0.15),
              inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

[data-hub-type="image"] .tool-card.disabled:hover {
  box-shadow: 0 2px 8px rgba(139, 92, 246, 0.08), 
              inset 0 1px 0 rgba(255, 255, 255, 0.1);
}


@media (max-width: 1024px) {
  .tool-grid .tools-container {
    grid-template-columns: repeat(3, 1fr);
  }
}


@media (max-width: 1024px) and (orientation: portrait) {
  .tool-hub {
    padding: 0 16px;
  }
  
  .tool-grid .tools-container {
    grid-template-columns: repeat(2, 1fr); 
    gap: 16px;
  }
  
  .tool-file-selector {
    margin: 0.5rem 0.5rem 1rem 0.5rem;
    padding: 1rem 16px;
  }
  
  .tool-hub .post-header {
    display: none;
  }
  
  .tool-hub .post-title {
    font-size: 1.6rem;
  }
  
  .tool-hub .post-description {
    font-size: 0.9rem;
  }
  
  .tool-hub-search {
    margin: 1.5rem 0 0.5rem 0;
  }
  
  
  .tool-card {
    padding: 0.8rem;
  }
  
  .tool-card .tool-icon {
    font-size: 1.8rem;
  }
  
  .tool-card-title {
    font-size: 0.95rem;
  }
  
  .tool-card-summary {
    font-size: 0.8rem;
  }
}


@media (max-width: 1024px) and (orientation: landscape) {
  
  
  
  
  .tool-grid .tools-container {
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 8px !important;
  }
  
  
  .tool-card {
    padding: 0.6rem !important;
  }
  
  .tool-icon {
    font-size: 1.5rem !important;
  }
  
  .tool-card-title {
    font-size: 0.75rem !important;
  }
  
  .tool-card-summary {
    font-size: 0.65rem !important;
  }
}


@media (max-width: 640px) {
  .tool-hub {
    padding: 0 12px;
  }
  
  .tool-grid .tools-container {
    gap: 10px; 
  }
  
  .tool-file-selector {
    margin: 0 0 1rem 0;
    padding: 0.8rem 0.5rem;
  }
  
  .tool-hub .post-title {
    font-size: 1.4rem;
  }
  
  .tool-card {
    padding: 0.6rem; 
  }
  
  .tool-card .tool-icon {
    font-size: 1.5rem; 
  }
  
  .tool-card-title {
    font-size: 0.85rem; 
  }
  
  .tool-card-summary {
    font-size: 0.75rem;
  }
}




.tool-page .post-header {
  margin-bottom: 2rem;
}


@media (max-width: 1024px) {
  .tool-page {
    padding: 1rem 16px;
    padding-top: calc(var(--safe-area-top, 0px) + 8px); 
    padding-bottom: calc(180px + var(--safe-area-bottom, 0px)); 
  }
  
  
}


@media (max-width: 640px) and (orientation: portrait) {
  .tool-page {
    padding-bottom: calc(200px + var(--safe-area-bottom, 0px)); 
  }
}


@media (max-width: 640px) and (orientation: landscape) {
  .tool-page {
    padding-top: calc(var(--safe-area-top, 0px) + 80px); 
    padding-left: calc(80px + var(--safe-area-left, 0px));
  }
  
  
  .current-file-section {
    margin-top: 0.5rem !important;
    margin-bottom: 0.5rem !important;
    padding: 0.5rem !important;
  }
}


.breadcrumbs {
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}


@media (max-width: 1024px) {
  .breadcrumbs {
    display: none !important;
  }
}

.breadcrumbs ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.breadcrumbs li {
  display: flex;
  align-items: center;
}

.breadcrumbs li:not(:last-child)::after {
  content: '›';
  margin-left: 0.5rem;
  color: var(--secondary);
}

.breadcrumbs a {
  color: var(--primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.breadcrumbs a:hover {
  text-decoration: underline;
}

.breadcrumbs li[aria-current="page"] {
  color: var(--secondary);
}


.current-file-section {
  background: var(--entry);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 2rem;
}


@media (max-width: 1024px) {
  .current-file-section {
    padding: 0.5rem !important; 
    margin-top: 0.5rem !important; 
    margin-bottom: 0.75rem !important; 
    font-size: 0.85rem;
    border-radius: 6px;
  }
}

.current-file-section h3 {
  font-size: 1rem;
  margin: 0 0 0.75rem 0;
  color: var(--secondary);
}

.current-file-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.current-file-info .file-icon {
  font-size: 1.5rem;
}

.current-file-details {
  flex: 1;
}

.current-file-name {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.current-file-meta {
  font-size: 0.85rem;
  color: var(--secondary);
}

.no-file-warning {
  padding: 1rem;
  background: rgba(255, 193, 7, 0.1);
  border: 1px solid rgba(255, 193, 7, 0.3);
  border-radius: 8px;
  color: #f59e0b;
}

.no-file-warning a {
  color: #f59e0b;
  font-weight: 600;
  text-decoration: underline;
}


@media (max-width: 1024px) {
  .no-file-warning {
    padding: 0.75rem;
    font-size: 0.9rem;
    border-radius: 6px;
  }
  
  .no-file-warning strong {
    font-size: 0.95rem;
  }
}


.tool-form {
  background: var(--entry);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.5rem;
}

.tool-form h2 {
  margin-top: 0;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--content);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  max-width: 500px;
  padding: 0.65rem 0.85rem;
  background: var(--theme);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--content);
  font-size: 0.95rem;
  transition: border-color 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-actions {
  margin-top: 1.5rem;
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.btn-secondary {
  background: var(--entry);
  color: var(--content);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--hljs-bg);
}


.tool-hub .post-content {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--secondary);
}



@media (max-width: 1024px) {
  
  .tool-file-selector {
    position: sticky;
    top: var(--safe-area-top);
    z-index: 100; 
    background: var(--theme);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    margin: 0 !important;
    padding: 12px !important;
  }
  
  
  .portrait-mode .tool-file-selector {
    top: var(--safe-area-top);
  }
  
  
  .landscape-mode .tool-file-selector {
    top: var(--safe-area-top);
    margin-top: 1rem !important; 
  }
  
  html[data-nav-side="right"] .landscape-mode .tool-file-selector {
    margin-right: calc(64px + var(--safe-area-right)) !important;
  }
  
  html[data-nav-side="left"] .landscape-mode .tool-file-selector {
    margin-left: calc(64px + var(--safe-area-left)) !important;
  }
}

}@media(max-width:1024px){.mobile-stack{flex-direction:column !important}.mobile-full-width{width:100% !important}.mobile-hidden{display:none !important}.mobile-center{text-align:center !important}.mobile-compact{padding:var(--space-sm) !important}.mobile-no-padding{padding:0 !important}.mobile-no-margin{margin:0 !important}}@media(max-width:1024px){.mobile-touch-target{min-height:var(--mobile-min-touch-target);min-width:var(--mobile-min-touch-target)}.mobile-touch-target-lg{min-height:var(--mobile-recommended-touch);min-width:var(--mobile-recommended-touch)}.mobile-touch-spacing{margin:var(--space-xs)0}}@media(max-width:1024px){.mobile-text-lg{font-size:var(--text-lg) !important}.mobile-text-base{font-size:var(--text-base) !important}.mobile-leading-relaxed{line-height:var(--leading-relaxed) !important}}.mobile-only{display:none}@media(max-width:1024px){.mobile-only{display:block}.mobile-only-flex{display:flex}.mobile-only-grid{display:grid}}@media(min-width:1025px){.desktop-only{display:block}}@media(max-width:1024px){.desktop-only{display:none !important}}@media(max-width:1024px){.mobile-scroll-x{overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;scrollbar-width:thin}.mobile-scroll-y{overflow-y:auto;overflow-x:hidden;-webkit-overflow-scrolling:touch;scrollbar-width:thin}.mobile-snap-x{scroll-snap-type:x mandatory;scroll-padding:var(--space-md)}.mobile-snap-x>*{scroll-snap-align:start}}@media(max-width:1024px){.mobile-safe-top{padding-top:max(var(--space-md),env(safe-area-inset-top)) !important}.mobile-safe-bottom{padding-bottom:max(var(--space-md),env(safe-area-inset-bottom)) !important}.mobile-safe-left{padding-left:max(var(--space-md),env(safe-area-inset-left)) !important}.mobile-safe-right{padding-right:max(var(--space-md),env(safe-area-inset-right)) !important}.mobile-safe-all{padding-top:max(var(--space-md),env(safe-area-inset-top)) !important;padding-bottom:max(var(--space-md),env(safe-area-inset-bottom)) !important;padding-left:max(var(--space-md),env(safe-area-inset-left)) !important;padding-right:max(var(--space-md),env(safe-area-inset-right)) !important}}@media(max-width:1024px) and (orientation:portrait){.portrait-only{display:block}.landscape-hide{display:none !important}}@media(max-width:1024px) and (orientation:landscape){.landscape-only{display:block}.portrait-hide{display:none !important}}.portrait-only,.landscape-only{display:none}@media(max-width:1024px){.mobile-no-select{-webkit-user-select:none;user-select:none}.mobile-no-tap-highlight{-webkit-tap-highlight-color:transparent}.mobile-active-scale:active{transform:scale(.97);transition:transform var(--transition-fast)var(--ease-out)}.mobile-active-opacity:active{opacity:.7;transition:opacity var(--transition-fast)var(--ease-out)}}@media(max-width:1024px){.mobile-keyboard-aware{max-height:50vh;overflow-y:auto}}main{max-width:calc(var(--nav-width) + var(--gap) * 2) !important;width:100% !important}.tool-page{max-width:calc(var(--nav-width) + var(--gap) * 2) !important;width:100% !important;margin:0 auto;padding:2rem 20px;box-sizing:border-box;position:relative;z-index:1}@media(min-width:1025px){.tool-page{max-width:1044px !important}.tool-page .post-header,.tool-page .current-file-section,.tool-page .tool-interface,.tool-page .tool-form,.tool-page .post-content{max-width:none !important}}@media(max-width:1024px){.tool-page{max-width:100% !important;padding:1rem 16px}}.tool-page .post-header{display:flex;flex-direction:column;gap:1rem;margin-bottom:2rem}.tool-page .post-header-top{display:flex;align-items:center;gap:1rem}.tool-page .tool-icon{font-size:2.5rem;flex-shrink:0;line-height:1}.tool-page .post-title{margin:0;line-height:1.2;flex:1}.tool-page .post-description{margin:0;color:var(--secondary);margin-left:calc(2.5rem + 1rem)}@media(max-width:1024px){.tool-page .post-header{gap:.75rem;margin-bottom:1rem}.tool-page .post-header-top{gap:.75rem}.tool-page .tool-icon{font-size:2rem}.tool-page .post-title{font-size:1.5rem}.tool-page .post-description{font-size:.9rem;margin-left:calc(2rem + .75rem)}}.current-file-section{margin-bottom:1.5rem}.file-status{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1rem;background:var(--entry);border:1px solid var(--border);border-radius:var(--radius-md)}.file-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:.25rem}.file-name{font-weight:var(--font-semibold);font-size:var(--text-base);color:var(--primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.file-meta{font-size:var(--text-sm);color:var(--secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.btn-change-file{flex-shrink:0;white-space:nowrap}@media(max-width:1024px){.file-status{padding:.75rem}.file-name{font-size:var(--text-base)}.file-meta{font-size:var(--text-sm)}.btn-change-file{margin-left:auto}}@media(max-width:640px){.file-status{flex-wrap:nowrap}.btn-change-file{min-width:fit-content;padding:.5rem .75rem;font-size:.85rem}}@layer utilities{.hidden {
  display: none !important;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}


.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}


.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-primary);
  color: white;
  padding: 8px 16px;
  z-index: var(--z-toast);
  text-decoration: none;
  border-radius: 0 0 var(--radius-md) 0;
  font-weight: var(--font-semibold);
}

.skip-link:focus {
  top: 0;
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
}


.focus-visible-only:not(:focus-visible) {
  outline: none;
}

*:focus-visible {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}


.loading {
  cursor: wait !important;
  pointer-events: none !important;
  opacity: 0.6 !important;
}


.disabled {
  cursor: not-allowed !important;
  pointer-events: none !important;
  opacity: 0.5 !important;
}


.text-center {
  text-align: center !important;
}

.text-left {
  text-align: left !important;
}

.text-right {
  text-align: right !important;
}

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}


.no-margin {
  margin: 0 !important;
}

.no-padding {
  padding: 0 !important;
}

}