:root{--color-bg-primary: #ffffff;--color-bg-secondary: #f7f9fa;--color-bg-tertiary: #eff3f4;--color-bg-card: rgba(255, 255, 255, .95);--color-bg-hover: rgba(29, 155, 240, .1);--color-text-primary: #0f1419;--color-text-secondary: #536471;--color-text-muted: #8b98a5;--color-accent-primary: #1d9bf0;--color-accent-secondary: #1a8cd8;--color-accent-gradient: linear-gradient(135deg, #1d9bf0 0%, #0a66c2 100%);--color-success: #00ba7c;--color-warning: #f59e0b;--color-error: #f4212e;--color-border: rgba(0, 0, 0, .08);--color-border-hover: rgba(29, 155, 240, .3);--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--space-3xl: 4rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .07);--shadow-lg: 0 10px 25px rgba(0, 0, 0, .1);--shadow-glow: 0 0 20px rgba(29, 155, 240, .15);--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-sans);background:var(--color-bg-primary);color:var(--color-text-primary);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased}a{color:var(--color-accent-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-accent-secondary)}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.3;letter-spacing:-.02em}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}h4{font-size:1.25rem}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--space-md)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-sm) 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.avatar{width:40px;height:40px;border-radius:var(--radius-full);background:var(--color-bg-tertiary)}.comment .content{flex:1}.comment .author{font-weight:500;color:var(--color-text-primary)}.comment .time{font-size:.75rem;color:var(--color-text-muted)}.comment .text{margin-top:var(--space-sm);color:var(--color-text-secondary)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.animate-fade-in{animation:fadeIn var(--transition-normal) ease-out}.skeleton{background:linear-gradient(90deg,var(--color-bg-tertiary) 0%,var(--color-bg-secondary) 50%,var(--color-bg-tertiary) 100%);background-size:200% 100%;animation:pulse 1.5s ease-in-out infinite;border-radius:var(--radius-sm)}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg-secondary)}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-full)}.tiptap-editor{border:1px solid 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pre{background:#1e1e1e;padding:var(--space-md);border-radius:var(--radius-sm);overflow-x:auto;margin:1rem 0;font-family:var(--font-mono)}.editor-content .tiptap code,.tiptap-content code{background:#1d9bf01a;color:var(--color-accent-primary);padding:2px 6px;border-radius:4px;font-family:var(--font-mono);font-size:.9em}.editor-content .tiptap pre code,.tiptap-content pre code{background:none;color:inherit;padding:0}.editor-content .tiptap img,.tiptap-content img{max-width:100%;height:auto;border-radius:var(--radius-md);margin:1rem 0;box-shadow:var(--shadow-md)}.editor-content .tiptap a,.tiptap-content a{color:var(--color-accent-primary);text-decoration:underline;cursor:pointer}.twitter-tweet{background:linear-gradient(135deg,#15202b,#1a2836);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-lg);padding:var(--space-lg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color:#e7e9ea;max-width:100%;margin:0}.twitter-tweet p{font-size:1.1rem;line-height:1.5;margin:0 0 var(--space-md) 0}.twitter-tweet a{color:#1d9bf0;text-decoration:none}.twitter-tweet a:hover{text-decoration:underline}.custom-tweet{background:linear-gradient(135deg,#15202b,#192734);padding:var(--space-lg);color:#e7e9ea}.tweet-header{display:flex;align-items:center;gap:var(--space-sm);margin-bottom:var(--space-md)}.tweet-avatar{width:48px;height:48px;border-radius:50%;object-fit:cover}.app-container{display:flex;flex-direction:column;min-height:100vh}.main-content{flex:1;padding-bottom:var(--space-2xl)}.tweet-author{display:flex;flex-direction:column;flex:1}.tweet-name{font-weight:700;font-size:.95rem;display:flex;align-items:center;gap:4px}.tweet-name .verified{color:#1d9bf0;font-size:.85rem}.tweet-handle{color:#71767b;font-size:.875rem}.tweet-logo{font-size:1.5rem;color:#e7e9ea;text-decoration:none;font-weight:700}.tweet-body{margin-bottom:var(--space-md)}.tweet-body 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ul{list-style:none;padding:0;margin:0}.footer-section ul li{margin-bottom:var(--space-sm)}.footer-section ul li a{color:var(--color-text-secondary);text-decoration:none;font-size:.875rem;transition:color .2s ease}.footer-section ul li a:hover{color:var(--color-accent-primary)}.footer-bottom{border-top:1px solid var(--color-border);padding-top:var(--space-lg);text-align:center}.footer-bottom p{color:var(--color-text-muted);font-size:.875rem}@media(max-width:768px){.footer-grid{grid-template-columns:1fr 1fr;gap:var(--space-lg)}.footer-section:first-child{grid-column:span 2}}@media(max-width:480px){.footer-grid{grid-template-columns:1fr}.footer-section:first-child{grid-column:span 1}}.skill-card-container{display:flex;flex-direction:column;height:100%;border-radius:12px;overflow:hidden;transition:transform .2s ease,box-shadow .2s ease;background:#fff;border:1px solid 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#f1f5f9;padding-top:16px;color:#94a3b8;font-family:JetBrains Mono,monospace;font-size:.85rem}.skill-repo-path{display:flex;align-items:center;gap:6px}.arrow-icon{transition:transform .2s ease}.skill-card-container:hover .arrow-icon{transform:translate(4px);color:#3b82f6}.file-tree{font-family:SF Mono,Monaco,Inconsolata,Fira Code,monospace;font-size:.875rem;line-height:1.6;background:#f7f9fa;border-radius:var(--radius-md);padding:var(--space-md);overflow-x:auto;color:#0f1419}.file-tree-empty{color:var(--color-text-secondary);padding:var(--space-md);text-align:center}.tree-root{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) 0;margin-bottom:var(--space-xs);border-bottom:1px solid var(--color-border)}.tree-root .root-name{font-weight:600;color:#1d9bf0}.tree-node-content{display:flex;align-items:center;gap:var(--space-xs);padding:var(--space-xs) var(--space-sm);border-radius:var(--radius-sm);transition:background-color .15s 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