*,:before,:after{box-sizing:border-box;margin:0;padding:0}button,input,select,textarea{font:inherit}:root{--background:#f9fafb;--foreground:#1a1c1e;--card-bg:#fff;--card-border:#e0e2ec;--muted:#f3f5fa;--muted-foreground:#74777f;--secondary:#f3f5fa;--secondary-foreground:#1a1c1e;--border:#e2e4e7;--input:#e2e4e7;--ring:#1a1c1e;--primary-color:#3b7639;--primary-foreground:#fff;--primary-hover:#2d5c2b;--primary-dark:#21411f;--primary-accent:var(--primary-color);--success:#3b7639;--success-foreground:#fff;--success-light:#e6f0e5;--success-dark:#21411f;--warning:#f59e0b;--warning-foreground:#fff;--warning-light:#fef3c7;--warning-dark:#92400e;--error:#ef4444;--error-foreground:#fff;--error-light:#fee2e2;--error-dark:#991b1b;--info:#3b82f6;--info-foreground:#fff;--info-light:#dbeafe;--info-dark:#1e40af;--important:#8b5cf6;--important-foreground:#fff;--important-light:#f5f3ff;--important-dark:#7c3aed;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-6:1.5rem;--space-8:2rem;--transition-fast:.15s cubic-bezier(.4, 0, .2, 1);--transition-base:.25s cubic-bezier(.4, 0, .2, 1);--transition-slow:.35s cubic-bezier(.4, 0, .2, 1);--radius-sm:.5rem;--radius-md:1rem;--radius-lg:1.5rem;--radius-xl:2rem;--radius-full:9999px;--code-block-bg:#f6f8fa;--code-block-fg:#24292e;--header-bg:color-mix(in srgb, var(--primary-color) 4%, var(--background));--header-border:color-mix(in srgb, var(--primary-color) 35%, var(--card-border))}.dark{--background:#121316;--foreground:#c8c6d0;--card-bg:#1e1f23;--card-border:#2e3036;--muted:#26272c;--muted-foreground:#908e99;--secondary:#26272c;--secondary-foreground:#c8c6d0;--border:#2e3036;--input:#2e3036;--ring:#c8c6d0;--success:#4d9e4a;--success-light:#3b763926;--success-dark:#7bc47a;--warning:#fbbf24;--warning-light:#fbbf2426;--warning-dark:#fde68a;--error:#f87171;--error-light:#f8717126;--error-dark:#fca5a5;--info:#60a5fa;--info-light:#60a5fa26;--info-dark:#93c5fd;--important:#a78bfa;--important-light:#a78bfa26;--important-dark:#c4b5fd;--primary-accent:var(--primary-color);--code-block-bg:#22272e;--code-block-fg:#adbac7;--header-bg:color-mix(in srgb, var(--primary-color) 8%, var(--background));--header-border:color-mix(in srgb, var(--primary-color) 40%, var(--card-border))}body{background:var(--background);color:var(--foreground);font-family:Nunito,sans-serif}.markdown-preview{color:var(--foreground);overflow-wrap:break-word;word-break:break-word;min-width:0;line-height:1.6}.markdown-preview h1,.markdown-preview h2,.markdown-preview h3{color:var(--foreground);letter-spacing:-.01em;margin-top:1.5rem;margin-bottom:.75rem;font-weight:700;line-height:1.3}.markdown-preview h1{font-size:1.5rem}.markdown-preview h2{font-size:1.25rem}.markdown-preview h3{font-size:1rem}.markdown-preview p{margin-bottom:1rem}.markdown-preview ul,.markdown-preview ol{margin-bottom:1rem;padding-left:1.5rem}.markdown-preview ul{list-style-type:disc!important}.markdown-preview ol{list-style-type:decimal!important}.markdown-preview li{margin-bottom:.5rem;display:list-item!important}.markdown-preview strong,.markdown-preview b{color:var(--foreground);font-weight:700}.markdown-preview blockquote{border-left:4px solid var(--primary-accent);color:var(--muted-foreground);margin:1.5rem 0;padding-left:1rem;font-style:italic}.markdown-preview a{color:var(--primary-accent);font-weight:700;text-decoration:none;transition:all .2s}.markdown-preview a:hover{opacity:.8;text-decoration:underline}.markdown-preview .inline-code,.markdown-preview :not(.code-block)>code:not([class*=hljs]):not([class*=language-]){background:var(--muted);color:var(--primary-accent);border:1px solid var(--card-border);border-radius:6px;padding:.2rem .4rem;font-family:Fira Code,JetBrains Mono,monospace;font-size:.85em}.markdown-preview .code-block{background:var(--code-block-bg,#f6f8fa);border:1px solid var(--card-border);border-radius:16px;margin:1.5rem 0;padding:1.25rem 1.5rem;position:relative;overflow-x:auto;box-shadow:0 4px 12px #0000001a}.code-block:has([data-mermaid]){box-shadow:none!important;background:0 0!important;border:none!important;border-radius:0!important;margin:0!important;padding:0!important;overflow:visible!important}pre:has([data-mermaid]){box-shadow:none!important;background:0 0!important;border:none!important;border-radius:0!important;margin:0!important;padding:0!important;overflow:visible!important}.markdown-preview .code-block code{color:var(--code-block-fg,#24292e);border:none;border-radius:0;padding:0;font-family:Fira Code,JetBrains Mono,monospace;font-size:.875rem;line-height:1.5;background:0 0!important}.markdown-preview .code-block code span{border-bottom:none!important;text-decoration:none!important}.code-block-copy-btn{background:var(--code-block-bg,#f6f8fa);width:28px;height:28px;color:var(--muted-foreground);cursor:pointer;opacity:0;border:none;border-radius:6px;justify-content:center;align-items:center;padding:0;transition:opacity .2s,background .2s,color .2s;display:flex;position:absolute;top:8px;right:8px}.code-block:hover .code-block-copy-btn,.code-block-copy-btn:focus-visible{opacity:1}.code-block-copy-btn:hover{background:var(--muted);color:var(--foreground)}.code-block-copy-icon{width:14px;height:14px}.markdown-preview .callout{border:1px solid;border-left-width:4px;border-radius:6px;margin:1rem 0;padding:.625rem .875rem;font-style:normal}.markdown-preview .callout-title{text-transform:uppercase;letter-spacing:.08em;align-items:center;gap:.375rem;margin-bottom:.25rem;font-size:.7rem;font-weight:700;display:flex}.markdown-preview .callout-icon{stroke-width:2.5px;flex-shrink:0;width:14px;height:14px}.markdown-preview .callout-content p:last-child{margin-bottom:0}.markdown-preview .callout-content p{font-size:.875rem;line-height:1.5}.markdown-preview .callout-note{color:color-mix(in srgb, var(--info) 70%, black);background:color-mix(in srgb, var(--info) 8%, white)!important;border-color:color-mix(in srgb, var(--info) 35%, transparent)!important;border-left-color:var(--info)!important}.dark .markdown-preview .callout-note{color:var(--foreground);background:color-mix(in srgb, var(--info) 8%, transparent)!important;border-color:color-mix(in srgb, var(--info) 25%, transparent)!important;border-left-color:var(--info)!important}.markdown-preview .callout-note .callout-title{color:var(--info)}.markdown-preview .callout-tip{color:color-mix(in srgb, var(--success) 70%, black);background:color-mix(in srgb, var(--success) 8%, white)!important;border-color:color-mix(in srgb, var(--success) 35%, transparent)!important;border-left-color:var(--success)!important}.dark .markdown-preview .callout-tip{color:var(--foreground);background:color-mix(in srgb, var(--success) 8%, transparent)!important;border-color:color-mix(in srgb, var(--success) 25%, transparent)!important;border-left-color:var(--success)!important}.markdown-preview .callout-tip .callout-title{color:var(--success)}.markdown-preview .callout-important{color:color-mix(in srgb, var(--important) 70%, black);background:color-mix(in srgb, var(--important) 8%, white)!important;border-color:color-mix(in srgb, var(--important) 35%, transparent)!important;border-left-color:var(--important)!important}.dark .markdown-preview .callout-important{color:var(--foreground);background:color-mix(in srgb, var(--important) 8%, transparent)!important;border-color:color-mix(in srgb, var(--important) 25%, transparent)!important;border-left-color:var(--important)!important}.markdown-preview .callout-important .callout-title{color:var(--important)}.markdown-preview .callout-warning{color:color-mix(in srgb, var(--warning) 70%, black);background:color-mix(in srgb, var(--warning) 8%, white)!important;border-color:color-mix(in srgb, var(--warning) 35%, transparent)!important;border-left-color:var(--warning)!important}.dark .markdown-preview .callout-warning{color:var(--foreground);background:color-mix(in srgb, var(--warning) 8%, transparent)!important;border-color:color-mix(in srgb, var(--warning) 25%, transparent)!important;border-left-color:var(--warning)!important}.markdown-preview .callout-warning .callout-title{color:var(--warning)}.markdown-preview .callout-caution{color:color-mix(in srgb, var(--error) 70%, black);background:color-mix(in srgb, var(--error) 8%, white)!important;border-color:color-mix(in srgb, var(--error) 35%, transparent)!important;border-left-color:var(--error)!important}.dark .markdown-preview .callout-caution{color:var(--foreground);background:color-mix(in srgb, var(--error) 8%, transparent)!important;border-color:color-mix(in srgb, var(--error) 25%, transparent)!important;border-left-color:var(--error)!important}.markdown-preview .callout-caution .callout-title{color:var(--error)}.markdown-preview .table-wrapper{border:1px solid var(--card-border);border-radius:16px;max-width:100%;margin:1.5rem 0;position:relative;overflow:auto hidden}.table-copy-btn{z-index:2;background:var(--muted);width:28px;height:28px;color:var(--muted-foreground);cursor:pointer;opacity:0;border:none;border-radius:6px;justify-content:center;align-items:center;padding:0;transition:opacity .2s,background .2s,color .2s;display:flex;position:absolute;top:6px;right:6px}.table-wrapper:hover .table-copy-btn,.table-copy-btn:focus-visible{opacity:1}.table-copy-btn:hover{background:var(--card-border);color:var(--foreground)}.markdown-preview table{border-collapse:collapse;width:100%;font-size:.875rem;margin:0!important}.markdown-preview thead{background:var(--muted)}.markdown-preview th{text-align:left;text-transform:uppercase;letter-spacing:.08em;color:var(--muted-foreground);border-bottom:2px solid var(--card-border);padding:.75rem 1rem;font-size:.7rem;font-weight:700}.markdown-preview td{border-bottom:1px solid var(--card-border);color:var(--foreground);padding:.75rem 1rem}.markdown-preview tr:last-child td{border-bottom:none}.markdown-preview tbody tr:hover{background:var(--muted)}@media (width<=640px){.markdown-preview .table-wrapper table{width:auto}.markdown-preview .table-wrapper{-webkit-overflow-scrolling:touch;overflow-x:auto}.markdown-preview .table-wrapper th,.markdown-preview .table-wrapper td{word-break:normal;overflow-wrap:break-word;-webkit-hyphens:none;hyphens:none;padding:.5rem .625rem;font-size:.8125rem}.markdown-preview .table-wrapper th{font-size:.65rem}.markdown-preview .table-wrapper.table-scrollable:after{content:"";background:linear-gradient(to right, transparent, var(--card-bg));pointer-events:none;z-index:4;opacity:1;width:28px;transition:opacity .2s;position:absolute;top:0;bottom:0;right:0}.markdown-preview .table-wrapper.table-scrollable.scrolled-end:after{opacity:0}}.markdown-preview .katex{color:var(--foreground)}.markdown-preview .katex-display{background:var(--muted);border:1px solid var(--card-border);-webkit-overflow-scrolling:touch;border-radius:16px;margin:1.5rem 0;padding:1rem;position:relative;overflow-x:auto}.markdown-preview .katex-display.formula-overflowing{box-shadow:inset -28px 0 16px -16px var(--muted);transition:box-shadow .2s}.markdown-preview .katex-display.formula-scrolled-end{box-shadow:none}.markdown-preview li:has(>input[type=checkbox]){margin-left:-1.5rem;list-style:none!important}.markdown-preview input[type=checkbox]{appearance:none;border:2px solid var(--card-border);vertical-align:middle;cursor:pointer;border-radius:4px;width:1.15rem;height:1.15rem;margin-right:.5rem;position:relative}.markdown-preview input[type=checkbox]:checked{background:var(--primary-accent);border-color:var(--primary-accent)}.markdown-preview input[type=checkbox]:checked:after{content:"✓";color:#fff;font-size:.75rem;font-weight:900;position:absolute;top:-1px;left:2px}.markdown-preview img{border:1px solid var(--card-border);border-radius:16px;max-width:100%;margin:0;transition:box-shadow .2s,border-color .2s;display:block}.markdown-preview .md-image-wrapper{cursor:zoom-in;border-radius:16px;outline:none;margin:1rem 0;display:inline-block;position:relative}.markdown-preview .md-image-wrapper:hover img,.markdown-preview .md-image-wrapper:focus-visible img{border-color:var(--primary-accent);box-shadow:0 4px 16px #0000001a}.markdown-preview .md-image-caption{text-align:center;color:var(--muted-foreground);margin-top:.5rem;font-size:.8rem;font-weight:600;line-height:1.4;display:block}.markdown-preview .md-expandable{cursor:zoom-in;border-radius:16px;outline:none;transition:box-shadow .2s,border-color .2s;position:relative}.markdown-preview .md-expandable:hover,.markdown-preview .md-expandable:focus-visible{box-shadow:0 4px 16px #0000001a}.markdown-preview .md-expandable:hover>[data-mermaid],.markdown-preview .md-expandable:focus-visible>[data-mermaid],.markdown-preview .md-expandable.table-wrapper:hover,.markdown-preview .md-expandable.table-wrapper:focus-visible{border-color:var(--primary-accent)}.lightbox-overlay{z-index:300;touch-action:none;flex-direction:column;animation:.2s lightbox-fade-in;display:flex;position:fixed;inset:0}.lightbox-backdrop{-webkit-backdrop-filter:blur(12px);background:#000000d1;position:fixed;inset:0}.lightbox-modal{z-index:10;touch-action:none;flex-direction:column;height:100%;display:flex;position:relative}.lightbox-topbar{-webkit-backdrop-filter:blur(20px);background:#0006;border-bottom:1px solid #ffffff1a;justify-content:space-between;align-items:center;padding:12px 24px;display:flex}.lightbox-topbar-label{min-width:0}.lightbox-topbar-label h2{color:#fff;white-space:nowrap;text-overflow:ellipsis;margin:0;font-size:.875rem;font-weight:700;overflow:hidden}.lightbox-topbar-actions{align-items:center;gap:8px;display:flex}.lightbox-zoom-controls{background:#ffffff1a;border-radius:9999px;align-items:center;gap:4px;margin-right:8px;padding:4px 8px;display:flex}.lightbox-zoom-level{color:#fff9;text-align:center;-webkit-user-select:none;user-select:none;min-width:40px;font-size:10px;font-weight:900}.lightbox-zoom-input{color:#ffffffe6;text-align:center;-moz-appearance:textfield;background:#ffffff26;border:1px solid #ffffff4d;border-radius:4px;outline:none;width:36px;padding:2px 4px;font-size:10px;font-weight:900}.lightbox-zoom-input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.lightbox-zoom-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.lightbox-zoom-input:focus{background:#fff3;border-color:#ffffff80}.lightbox-btn{color:#ffffffb3;cursor:pointer;background:0 0;border:none;border-radius:8px;justify-content:center;align-items:center;padding:6px;transition:color .15s,background .15s;display:flex}.lightbox-btn:hover{color:#fff;background:#ffffff1a}.lightbox-btn-text{text-transform:uppercase;letter-spacing:.06em;padding:6px 8px;font-size:10px;font-weight:900}.lightbox-close-btn{border-radius:12px;margin-left:4px;padding:10px}.lightbox-icon{width:16px;height:16px}.lightbox-content-area{touch-action:none;flex:1;justify-content:center;align-items:flex-start;padding:24px;display:flex;position:relative;overflow:hidden}.lightbox-scrollbar{z-index:50;pointer-events:none;background:#ffffff14;border-radius:4px;position:absolute}.lightbox-scrollbar-h{height:6px;bottom:8px;left:24px;right:24px}.lightbox-scrollbar-v{width:6px;top:8px;bottom:24px;right:8px}.lightbox-scrollbar-thumb{background:#ffffff59;border-radius:4px;transition:background .15s;position:absolute}.lightbox-scrollbar-h .lightbox-scrollbar-thumb{min-width:24px;height:100%}.lightbox-scrollbar-v .lightbox-scrollbar-thumb{width:100%;min-height:24px}.lightbox-content-inner{-webkit-user-select:none;user-select:none;position:relative}.lightbox-content-inner,.lightbox-content-inner *{touch-action:none;-webkit-touch-callout:none}.lightbox-content-inner.lightbox-content-inner--scrollable,.lightbox-content-inner.lightbox-content-inner--scrollable *{touch-action:auto}.lightbox-content-inner img{-webkit-user-drag:none}.lightbox-image{object-fit:contain;border-radius:8px;width:auto;max-width:90vw;max-height:85vh;box-shadow:0 25px 50px -12px #0006}.lightbox-html-panel{background:var(--card-bg,#fff);border-radius:8px;padding:24px;box-shadow:0 25px 50px -12px #0006}.lightbox-html-content{text-align:center;min-width:min(400px,90vw);max-width:90vw;max-height:85vh;overflow:auto}.lightbox-html-content table{border-collapse:collapse;text-align:left;width:auto;min-width:max-content;font-size:.9375rem}.lightbox-html-content th,.lightbox-html-content td{border-bottom:1px solid var(--card-border,#e5e7eb);text-align:left;word-break:normal;overflow-wrap:normal;padding:.75rem 1rem}.lightbox-html-content thead{background:var(--muted,#f9fafb)}.lightbox-html-content th{text-transform:uppercase;letter-spacing:.08em;color:var(--muted-foreground,#6b7280);border-bottom:2px solid var(--card-border,#e5e7eb);white-space:nowrap;font-size:.7rem;font-weight:700}.lightbox-html-content tbody tr:last-child td{border-bottom:none}.lightbox-html-content svg{max-width:100%;height:auto}.lightbox-mermaid-container{width:85vw;height:75vh}.lightbox-mermaid-container svg{display:block}@keyframes lightbox-fade-in{0%{opacity:0}to{opacity:1}}.markdown-preview .video-embed{border:1px solid var(--card-border);border-radius:16px;margin:1.5rem 0;display:block;overflow:hidden;box-shadow:0 4px 12px #00000014}.markdown-preview .video-embed iframe{aspect-ratio:16/9;border:none;width:100%;display:block}.markdown-preview .video-embed video{background:#000;width:100%;display:block}.markdown-preview .video-caption{color:var(--muted-foreground);background:var(--muted);border-top:1px solid var(--card-border);margin:0;padding:.75rem 1rem;font-size:.8rem;font-weight:600;display:block}.markdown-preview hr{background:var(--card-border);border:none;border-radius:1px;height:2px;margin:2rem 0}.mermaid-container{-webkit-overflow-scrolling:touch;border:1px solid var(--card-border);background:var(--card-bg);text-align:center;border-radius:16px;max-width:100%;margin:1.5rem 0;padding:1.25rem;transition:border-color .2s;overflow:auto hidden}.mermaid-container svg{max-width:100%;height:auto;margin:0 auto;display:block}.mermaid-error{border:1px solid var(--error);background:var(--error-light);border-radius:16px;margin:1.5rem 0;padding:1rem 1.25rem}.mermaid-error-title{text-transform:uppercase;letter-spacing:.08em;color:var(--error);align-items:center;gap:.375rem;margin-bottom:.25rem;font-size:.7rem;font-weight:700;display:flex}.mermaid-error-message{color:var(--muted-foreground);font-family:Fira Code,JetBrains Mono,monospace;font-size:.875rem;line-height:1.5}.mermaid-loading{border:1px solid var(--card-border);background:var(--muted);color:var(--muted-foreground);border-radius:16px;justify-content:center;align-items:center;gap:.5rem;margin:1.5rem 0;padding:2rem;font-size:.875rem;display:flex}@media print{.markdown-preview{color:#000!important;font-size:11pt!important;line-height:1.5!important}.markdown-preview pre,.markdown-preview .code-block{page-break-inside:avoid;color:#000!important;box-shadow:none!important;background:#f5f5f5!important;border:1px solid #ccc!important;border-radius:0!important}.markdown-preview table{border-collapse:collapse!important}.markdown-preview .table-wrapper{box-shadow:none!important;border:none!important;border-radius:0!important}.markdown-preview th,.markdown-preview td{color:#000!important;background:#fff!important;border:1px solid #ccc!important}.markdown-preview img{page-break-inside:avoid;max-width:100%!important;box-shadow:none!important;border-radius:0!important}.markdown-preview .callout{page-break-inside:avoid;break-inside:avoid;-webkit-print-color-adjust:exact!important;print-color-adjust:exact!important;color:#000!important;box-shadow:none!important;border-radius:0!important}.markdown-preview .code-block{white-space:pre-wrap!important;word-wrap:break-word!important;overflow-wrap:break-word!important;overflow-x:visible!important}.markdown-preview .code-block code{white-space:pre-wrap!important;word-wrap:break-word!important;overflow-wrap:break-word!important}.code-block-copy-btn,.table-copy-btn,.content-overlay-actions{display:none!important}.markdown-preview .mermaid-container{page-break-inside:avoid;break-inside:avoid;background:#fff!important;border:1px solid #ccc!important;border-radius:0!important;max-width:100%!important;max-height:85vh!important;padding:.5rem!important;overflow:hidden!important}.markdown-preview .mermaid-container svg{object-fit:contain;width:100%!important;max-width:100%!important;height:auto!important;max-height:80vh!important}}.content-overlay-wrapper{display:block;position:relative}.content-overlay-actions{opacity:0;pointer-events:none;z-index:10;gap:4px;transition:opacity .2s cubic-bezier(.4,0,.2,1);display:flex;position:absolute;top:8px;right:8px}@media (hover:hover){.content-overlay-wrapper:hover .content-overlay-actions{opacity:1;pointer-events:auto}}.content-overlay-actions.visible{opacity:1;pointer-events:auto}.content-overlay-btn{background:var(--surface,var(--card-bg));border:1px solid var(--border-color,var(--card-border));cursor:pointer;box-shadow:var(--shadow-sm);color:var(--muted-foreground);border-radius:9999px;justify-content:center;align-items:center;width:28px;height:28px;padding:6px;transition:background .15s cubic-bezier(.4,0,.2,1),border-color .15s cubic-bezier(.4,0,.2,1),color .15s cubic-bezier(.4,0,.2,1);display:flex}.content-overlay-btn:hover{background:var(--muted);color:var(--foreground);border-color:var(--foreground)}.content-overlay-btn:focus-visible{outline:2px solid var(--primary-color);outline-offset:2px}.content-overlay-btn.copied{color:var(--success,#22c55e);border-color:var(--success,#22c55e);background:color-mix(in srgb, var(--success,#22c55e) 10%, var(--card-bg,#fff))}.dark .content-overlay-btn{background:var(--surface,var(--card-bg));border-color:var(--border-color,var(--card-border))}.dark .content-overlay-btn:hover{background:var(--muted)}.dark .content-overlay-btn.copied{background:color-mix(in srgb, var(--success,#22c55e) 15%, var(--card-bg,#1e1e1e))}.content-overlay-icon{width:14px;height:14px}@media (hover:none){.content-overlay-btn{width:36px;height:36px;padding:8px}.content-overlay-icon{width:16px;height:16px}}.content-overlay-btn[title]:after{content:none}.reader-skip-link{width:1px;height:1px;position:absolute;top:auto;left:-9999px;overflow:hidden}.reader-skip-link:focus{background:var(--color-surface);width:auto;height:auto;color:var(--color-on-surface);border:2px solid var(--color-primary);z-index:10000;border-radius:8px;padding:8px 16px;font-size:14px;position:fixed;top:8px;left:8px}.reader-landing{justify-content:center;align-items:center;min-height:100vh;padding:24px 16px;display:flex;position:relative}.reader-landing-inner{flex-direction:column;align-items:center;gap:20px;width:100%;max-width:480px;display:flex}.reader-landing-header{text-align:center;margin-bottom:8px}.reader-landing-controls{align-items:center;gap:4px;display:flex;position:absolute;top:24px;right:24px}.reader-landing-logo{justify-content:center;align-items:center;width:56px;height:56px;margin:0 auto 16px;display:flex}.reader-landing-title{letter-spacing:-.02em;color:var(--foreground);margin-bottom:8px;font-size:24px;font-weight:800}.reader-landing-title:after{content:"";background-color:var(--primary-color,#3b7639);width:60px;height:2px;margin:12px auto 0;display:block}.reader-landing-subtitle{color:var(--muted-foreground);font-size:13px;line-height:1.5}.reader-open-btn{background:var(--primary-color,#3b7639);color:var(--primary-foreground,#fff);cursor:pointer;border:none;border-radius:30px;justify-content:center;align-items:center;gap:10px;margin-top:12px;padding:16px 40px;font-size:16px;font-weight:600;transition:background .2s,transform .15s,box-shadow .2s;display:inline-flex;box-shadow:0 2px 12px #3b763940}.reader-open-btn:hover{background:var(--primary-hover,#2d5c2b);transform:translateY(-1px);box-shadow:0 4px 20px #3b763959}.reader-open-btn:active{transform:translateY(0);box-shadow:0 1px 6px #3b763933}.reader-drop-hint{color:var(--muted-foreground);opacity:.7;margin-top:12px;font-size:13px}.reader-paste-link{border:1px solid var(--card-border);background:var(--card-bg);color:var(--muted-foreground);cursor:pointer;border-radius:30px;align-items:center;gap:6px;margin-top:4px;padding:10px 20px;font-size:13px;font-weight:500;transition:color .15s,background .15s,border-color .15s;display:inline-flex}.reader-paste-link:hover{color:var(--primary-color,#3b7639);background:#3b76390a;border-color:#3b763966}.reader-paste-panel{flex-direction:column;gap:10px;width:100%;max-width:480px;margin-top:16px;animation:.2s reader-fade-in;display:flex}.reader-drag-overlay{z-index:9999;background:color-mix(in srgb, var(--background) 80%, transparent);-webkit-backdrop-filter:blur(16px);pointer-events:none;justify-content:center;align-items:center;animation:.2s cubic-bezier(.16,1,.3,1) reader-drag-fade-in;display:flex;position:fixed;inset:0}.reader-drag-inset-frame{border:2px dashed color-mix(in srgb, var(--primary-color,#3b7639) 50%, transparent);border-radius:20px;animation:2s ease-in-out infinite reader-drag-pulse-border;position:absolute;inset:20px}.reader-drag-overlay-card{background:color-mix(in srgb, var(--color-surface,#fff) 82%, transparent);border:1px solid color-mix(in srgb, var(--primary-color,#3b7639) 25%, transparent);box-shadow:0 20px 50px #0000001a, 0 0 40px color-mix(in srgb, var(--primary-color,#3b7639) 12%, transparent);text-align:center;border-radius:24px;flex-direction:column;align-items:center;gap:8px;max-width:420px;padding:36px 44px;animation:.25s cubic-bezier(.175,.885,.32,1.275) reader-drag-pop;display:flex;position:relative}:root.dark .reader-drag-overlay-card{background:color-mix(in srgb, var(--color-surface,#1e1f23) 88%, transparent);border-color:color-mix(in srgb, var(--primary-color,#3b7639) 35%, transparent);box-shadow:0 24px 60px #00000073, 0 0 50px color-mix(in srgb, var(--primary-color,#3b7639) 18%, transparent)}.reader-drag-icon-wrapper{background:color-mix(in srgb, var(--primary-color,#3b7639) 12%, transparent);width:60px;height:60px;color:var(--primary-color,#3b7639);border-radius:18px;justify-content:center;align-items:center;margin-bottom:4px;animation:1.6s ease-in-out infinite reader-drag-bounce;display:flex}.reader-drag-title{color:var(--color-on-surface,#1b1c1e);letter-spacing:-.01em;margin:0;font-size:20px;font-weight:700}.reader-drag-subtitle{color:var(--muted-foreground,#65676b);margin:0;font-size:13px}.reader-drag-badges{flex-wrap:wrap;justify-content:center;align-items:center;gap:6px;margin-top:8px;display:flex}.reader-drag-badge{font-size:12px;font-family:var(--font-mono,monospace);background:color-mix(in srgb, var(--primary-color,#3b7639) 10%, transparent);color:var(--primary-color,#3b7639);border:1px solid color-mix(in srgb, var(--primary-color,#3b7639) 20%, transparent);border-radius:6px;padding:3px 8px;font-weight:500}@keyframes reader-drag-fade-in{0%{opacity:0}to{opacity:1}}@keyframes reader-drag-pop{0%{opacity:0;transform:scale(.92)}to{opacity:1;transform:scale(1)}}@keyframes reader-drag-bounce{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}@keyframes reader-drag-pulse-border{0%,to{opacity:.5}50%{opacity:.95}}.reader-textarea{border:1px solid var(--card-border);background:var(--card-bg);width:100%;color:var(--foreground);resize:vertical;border-radius:12px;outline:none;padding:14px 16px;font-family:ui-monospace,SFMono-Regular,SF Mono,Menlo,monospace;font-size:13px;line-height:1.6;transition:border-color .2s}.reader-textarea:focus{border-color:#3b763980}.reader-submit-btn{color:#fff;cursor:pointer;white-space:nowrap;background:#3b7639;border:none;border-radius:30px;padding:12px 24px;font-size:13px;font-weight:600;transition:all .2s}.reader-submit-btn:hover:not(:disabled){background:#2d5c2b}.reader-submit-btn:disabled{opacity:.4;cursor:not-allowed}.reader-close-wrapper{will-change:opacity;transition:opacity .18s ease-out}.reader-container{background:var(--background);min-height:100vh;overflow-x:clip}.reader-progress-track{z-index:100;background:0 0;height:3px;position:fixed;top:0;left:0;right:0}.reader-progress-bar{background:var(--primary-color);height:100%;transition:width .1s linear}.reader-header{z-index:50;background:color-mix(in srgb, var(--header-bg) 92%, transparent);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--header-border);box-shadow:var(--shadow-sm);align-items:center;gap:12px;padding:10px 16px;display:flex;position:sticky;top:0}.reader-header-btn{width:36px;height:36px;color:var(--muted-foreground);cursor:pointer;background:0 0;border:none;border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;transition:all .15s;display:flex}.reader-header-btn:hover{background:color-mix(in srgb, var(--primary-color) 10%, transparent);color:var(--primary-color)}.reader-menu-wrapper{position:relative}.reader-header-btn.reader-kebab-btn{border-radius:9999px}.reader-menu{background:var(--card-bg);border:1px solid var(--card-border);z-index:1000;border-radius:6px;min-width:220px;padding:8px 0;animation:.15s ease-out reader-menu-in;position:absolute;top:calc(100% + 8px);right:0;box-shadow:0 3px 6px -2px #00000026,0 6px 16px -4px #0000001a}@keyframes reader-menu-in{0%{opacity:0;transform:translateY(-4px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}.reader-menu-item{width:100%;color:var(--foreground);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:12px;padding:12px 16px;font-family:inherit;font-size:14px;transition:background .15s;display:flex}.reader-menu-item:hover{color:var(--primary-color,#3b7639);background:#3b76390f}.reader-menu-item:focus-visible{background:var(--muted);outline:none}.reader-menu-item:active{background:var(--border)}.reader-menu-item svg{color:var(--muted-foreground);flex-shrink:0;transition:color .15s}.reader-menu-item:hover svg{color:var(--primary-color,#3b7639)}.reader-menu-item-danger,.reader-menu-item-danger svg{color:var(--error,#ef4444)}.reader-menu-divider{background:var(--border);height:1px;margin:8px 0}.reader-header-title{text-align:center;flex:1;min-width:0}.reader-doc-title{color:var(--foreground);white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:700;overflow:hidden}.reader-doc-meta{color:var(--muted-foreground);font-size:11px}.reader-header-left{flex:1;align-items:center;gap:4px;min-width:0;display:flex}.reader-header-actions{flex-shrink:0;align-items:center;gap:2px;display:flex}@media (width<=1199px){.reader-full-width-btn{display:none}}@media (width<=768px){.reader-open-file-btn,.reader-dark-mode-btn{display:none}}@media (width>=769px){.reader-open-file-menu,.reader-dark-mode-menu{display:none}}.reader-content{margin:0 auto;padding:32px 20px 120px;transition:max-width .3s,margin-left .3s}.reader-content h1,.reader-content h2,.reader-content h3,.reader-content h4,.reader-content h5,.reader-content h6{scroll-margin-top:calc(var(--header-height,48px) + 16px)}.reader-content-standard{max-width:1024px}.reader-content-full{max-width:100%;padding:32px 40px 120px}.reader-markdown{font-size:16px;line-height:1.75}.reader-markdown h1{margin-top:2em;font-size:1.75em}.reader-markdown h2{margin-top:1.75em}@media (width<=640px){.reader-content{max-width:100vw;padding:24px 16px 120px;overflow-x:hidden}.reader-content-full{padding:24px 16px 120px}.reader-markdown{font-size:15px;line-height:1.8}}.reader-back-to-top{border:1px solid var(--card-border);background:color-mix(in srgb, var(--card-bg) 90%, transparent);-webkit-backdrop-filter:blur(8px);width:44px;height:44px;color:var(--muted-foreground);cursor:pointer;z-index:40;border-radius:50%;justify-content:center;align-items:center;transition:all .2s;display:flex;position:fixed;bottom:24px;right:24px;box-shadow:0 2px 8px #00000026}.reader-back-to-top:hover{background:var(--card-bg);color:var(--foreground);border-color:#3b76394d}.reader-toc-overlay{top:var(--header-height,48px);z-index:200;background:#0006;animation:.2s reader-fade-in;position:fixed;bottom:0;left:0;right:0}.reader-toc-overlay.toc-closing{animation:.25s forwards reader-fade-out}.reader-toc-sheet{background:var(--card-bg);border-top:1px solid var(--card-border);border-radius:20px 20px 0 0;flex-direction:column;max-height:65vh;padding:12px 0 24px;animation:.3s reader-slide-up;display:flex;position:absolute;bottom:0;left:0;right:0}.reader-toc-sheet.toc-closing{animation:.25s forwards reader-slide-down}.reader-toc-handle{background:var(--muted-foreground);opacity:.3;border-radius:2px;width:36px;height:4px;margin:0 auto 12px}.reader-toc-header{border-bottom:1px solid var(--card-border);flex-shrink:0;justify-content:space-between;align-items:center;padding:6px 8px 6px 0;display:flex}.reader-toc-header-actions{align-items:center;gap:2px;display:flex}.reader-toc-header-actions .reader-header-btn{border-radius:8px;width:28px;height:28px}.reader-toc-header-actions .reader-header-btn svg{width:14px;height:14px}.reader-toc-collapse-btn{color:var(--muted-foreground);transition:color .15s}.reader-toc-collapse-btn:hover{color:var(--foreground)}.reader-toc-title{text-transform:uppercase;letter-spacing:.08em;color:var(--muted-foreground);margin:0;padding:0 20px;font-size:11px;font-weight:800}.reader-toc-nav{overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:color-mix(in srgb, var(--muted-foreground) 40%, transparent) transparent;flex:1;min-height:0;padding:8px 0;overflow-y:auto}.reader-toc-nav::-webkit-scrollbar{width:6px}.reader-toc-nav::-webkit-scrollbar-track{background:0 0}.reader-toc-nav::-webkit-scrollbar-thumb{background:color-mix(in srgb, var(--muted-foreground) 40%, transparent);border-radius:3px}.reader-toc-nav::-webkit-scrollbar-thumb:hover{background:var(--muted-foreground)}.reader-toc-row{align-items:center;display:flex}.reader-toc-item{text-align:left;cursor:pointer;background:0 0;border:none;flex:1;align-items:center;gap:4px;min-width:0;padding:10px 12px 10px 4px;transition:background .15s;display:flex}.reader-toc-item:hover{background:var(--muted)}.reader-toc-text{text-overflow:ellipsis;white-space:nowrap;min-width:0;overflow:hidden}.reader-toc-chevron{width:24px;height:24px;color:var(--muted-foreground);cursor:pointer;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;transition:color .15s,background .15s;display:flex}.reader-toc-chevron:hover{color:var(--foreground);background:var(--muted)}.reader-toc-chevron-icon{width:14px;height:14px;transition:transform .2s cubic-bezier(.4,0,.2,1)}.reader-toc-chevron-icon--expanded{transform:rotate(90deg)}.reader-toc-children{opacity:1;max-height:none;transition:opacity .2s cubic-bezier(.4,0,.2,1);overflow:visible}.reader-toc-children--collapsed{opacity:0;pointer-events:none;max-height:0;transition:max-height .2s cubic-bezier(.4,0,.2,1),opacity .2s cubic-bezier(.4,0,.2,1);overflow:hidden}.reader-toc-active>.reader-toc-row>.reader-toc-item{border-left:2px solid var(--primary-accent);background:#0060aa14}.dark .reader-toc-active>.reader-toc-row>.reader-toc-item{background:#7cb8ff14}.reader-toc-active>.reader-toc-row>.reader-toc-item>.reader-toc-text{color:var(--primary-accent);font-weight:700}.reader-body{flex-direction:column;min-height:0;display:flex}.reader-body>.reader-content{flex:1;min-width:0}@media (width>=1024px){.reader-body{flex-direction:row}.reader-toc-overlay{top:var(--header-height,48px);width:clamp(280px,25vw,360px);height:calc(100vh - var(--header-height,48px));pointer-events:auto;z-index:auto;background:0 0;flex-shrink:0;align-self:flex-start;animation:.25s both reader-toc-sidebar-in;position:sticky;bottom:auto;left:auto;right:auto;overflow:hidden}.reader-toc-overlay.toc-closing{animation:.25s both reader-toc-sidebar-out}.reader-toc-sheet{pointer-events:auto;width:100%;height:calc(100vh - var(--header-height,48px));border-top:none;border-right:1px solid var(--card-border);max-height:none;box-shadow:none;scrollbar-width:thin;scrollbar-color:color-mix(in srgb, var(--muted-foreground) 40%, transparent) transparent;border-radius:0;padding:0;animation:none;position:relative;inset:auto;overflow:hidden auto}.reader-toc-sheet::-webkit-scrollbar{width:6px}.reader-toc-sheet::-webkit-scrollbar-track{background:0 0}.reader-toc-sheet::-webkit-scrollbar-thumb{background:color-mix(in srgb, var(--muted-foreground) 40%, transparent);border-radius:3px}.reader-toc-sheet::-webkit-scrollbar-thumb:hover{background:var(--muted-foreground)}.reader-toc-sheet.toc-closing{animation:none;overflow:hidden}.reader-toc-handle{display:none}.reader-toc-header{z-index:1;background:var(--card-bg);position:sticky;top:0}.reader-toc-nav{overflow:visible}}@keyframes reader-fade-in{0%{opacity:0}to{opacity:1}}@keyframes reader-slide-up{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes reader-slide-left{0%{transform:translate(100%)}to{transform:translate(0)}}@keyframes reader-slide-right{0%{transform:translate(-100%)}to{transform:translate(0)}}@keyframes reader-fade-out{0%{opacity:1}to{opacity:0}}@keyframes reader-slide-down{0%{transform:translateY(0)}to{transform:translateY(100%)}}@keyframes reader-slide-left-out{0%{transform:translate(0)}to{transform:translate(-100%)}}@keyframes reader-toc-sidebar-in{0%{width:0;min-width:0}to{width:clamp(280px,25vw,360px);min-width:280px}}@keyframes reader-toc-sidebar-out{0%{width:clamp(280px,25vw,360px);min-width:280px}to{width:0;min-width:0}}.toc-h1{color:var(--foreground);font-weight:600}.toc-h2{color:var(--foreground);opacity:.8}.toc-h3{color:var(--muted-foreground);font-size:14px}.reader-footer{text-align:center;color:var(--muted-foreground);padding:24px 0 8px;font-size:12px}.reader-footer a{color:#3b7639;font-weight:600;text-decoration:none}.reader-footer a:hover{text-decoration:underline}@media print{.reader-header,.reader-footer,.reader-toc-sidebar,.reader-toc-bottom-sheet,.reader-toc-overlay,.reader-toc-sheet,.reader-fab,.reader-back-to-top,.reader-progress-track,.reader-progress-bar,.reader-landing,.reader-skip-link{display:none!important}.reader-content{max-width:100%!important;margin:0!important;padding:20px!important}body,.reader-content{color:#000!important;background:#fff!important}h1,h2,h3,h4,h5,h6{page-break-after:avoid}pre,code,table,.mermaid-wrapper,.mermaid-container,.table-wrapper{page-break-inside:avoid}a{color:#000!important;text-decoration:underline!important}}.toast-container{z-index:10000;pointer-events:none;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}.toast{pointer-events:auto;border-radius:var(--radius-md);background:var(--card-bg);border:1px solid var(--card-border);box-shadow:var(--shadow-lg), 0 0 0 1px #0000000a;color:var(--foreground);align-items:center;gap:10px;max-width:min(420px,100vw - 32px);padding:12px 20px;font-size:14px;line-height:1.4;animation:.3s cubic-bezier(.21,1.02,.73,1) forwards toast-in;display:flex}.toast.toast-exit{animation:.25s cubic-bezier(.06,.71,.55,1) forwards toast-out}.toast-error{border-color:var(--error);background:var(--error-light)}.toast-error .toast-icon{color:var(--error);flex-shrink:0}.toast-message{flex:1;min-width:0}.toast-message strong{margin-bottom:2px;font-weight:600;display:block}.toast-message span{color:var(--muted-foreground);font-size:13px}.toast-close{color:var(--muted-foreground);cursor:pointer;border-radius:var(--radius-sm);transition:color var(--transition-fast), background var(--transition-fast);background:0 0;border:none;flex-shrink:0;padding:4px}.toast-close:hover{color:var(--foreground);background:var(--muted)}@keyframes toast-in{0%{opacity:0;transform:translateY(16px)scale(.96)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes toast-out{0%{opacity:1;transform:translateY(0)scale(1)}to{opacity:0;transform:translateY(8px)scale(.96)}}@media print{.toast-container{display:none}}pre code.hljs{padding:1em;display:block;overflow-x:auto}code.hljs{padding:3px 5px}.hljs{color:#24292e;background:0 0}.hljs-doctag,.hljs-keyword,.hljs-meta .hljs-keyword,.hljs-template-tag,.hljs-template-variable,.hljs-type,.hljs-variable.language_{color:#d73a49}.hljs-title,.hljs-title.class_,.hljs-title.class_.inherited__,.hljs-title.function_{color:#6f42c1}.hljs-attr,.hljs-attribute,.hljs-literal,.hljs-meta,.hljs-number,.hljs-operator,.hljs-variable,.hljs-selector-attr,.hljs-selector-class,.hljs-selector-id{color:#005cc5}.hljs-regexp,.hljs-string,.hljs-meta .hljs-string{color:#032f62}.hljs-built_in,.hljs-symbol{color:#e36209}.hljs-comment,.hljs-code,.hljs-formula{color:#6a737d}.hljs-name,.hljs-quote,.hljs-selector-tag,.hljs-selector-pseudo{color:#22863a}.hljs-subst{color:#24292e}.hljs-section{color:#005cc5;font-weight:700}.hljs-bullet{color:#735c0f}.hljs-emphasis{color:#24292e;font-style:italic}.hljs-strong{color:#24292e;font-weight:700}.hljs-addition{color:#22863a;background-color:#f0fff4}.hljs-deletion{color:#b31d28;background-color:#ffeef0}.dark .hljs{color:#c9d1d9;background:0 0}.dark .hljs-doctag,.dark .hljs-keyword,.dark .hljs-meta .hljs-keyword,.dark .hljs-template-tag,.dark .hljs-template-variable,.dark .hljs-type,.dark .hljs-variable.language_{color:#ff7b72}.dark .hljs-title,.dark .hljs-title.class_,.dark .hljs-title.class_.inherited__,.dark .hljs-title.function_{color:#d2a8ff}.dark .hljs-attr,.dark .hljs-attribute,.dark .hljs-literal,.dark .hljs-meta,.dark .hljs-number,.dark .hljs-operator,.dark .hljs-variable,.dark .hljs-selector-attr,.dark .hljs-selector-class,.dark .hljs-selector-id{color:#79c0ff}.dark .hljs-regexp,.dark .hljs-string,.dark .hljs-meta .hljs-string{color:#a5d6ff}.dark .hljs-built_in,.dark .hljs-symbol{color:#ffa657}.dark .hljs-comment,.dark .hljs-code,.dark .hljs-formula{color:#8b949e}.dark .hljs-name,.dark .hljs-quote,.dark .hljs-selector-tag,.dark .hljs-selector-pseudo{color:#7ee787}.dark .hljs-subst{color:#c9d1d9}.dark .hljs-section{color:#1f6feb;font-weight:700}.dark .hljs-bullet{color:#f2cc60}.dark .hljs-emphasis{color:#c9d1d9;font-style:italic}.dark .hljs-strong{color:#c9d1d9;font-weight:700}.dark .hljs-addition{color:#aff5b4;background-color:#033a16}.dark .hljs-deletion{color:#ffdcd7;background-color:#67060c}