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ease}.share-btn:hover::before{width:100px;height:100px}html{scroll-behavior:smooth}.article-body::-webkit-scrollbar{width:8px}.article-body::-webkit-scrollbar-track{background:var(--light-gray);border-radius:4px}.article-body::-webkit-scrollbar-thumb{background:var(--accent-color);border-radius:4px}.article-body::-webkit-scrollbar-thumb:hover{background:var(--primary-color)}::selection{background:rgb(215 177 92 / .3);color:var(--primary-color)}.article-body img[loading="lazy"]{opacity:0;transition:opacity 0.3s ease}.article-body img[loading="lazy"].loaded{opacity:1}pre[class*="language-"]{background:#2d2d2d;border-radius:8px;margin:20px 0;overflow-x:auto}code[class*="language-"]{color:#e0e0e0;font-family:'Courier New',Courier,monospace;font-size:.9rem}.article-body blockquote{background:var(--light-gray);border-left:4px solid var(--accent-color);padding:20px 25px;margin:25px 0;font-style:italic;position:relative}.article-body blockquote::before{content:'"';font-size:4rem;color:var(--accent-color);position:absolute;top:-10px;left:15px;line-height:1}.article-body blockquote p{margin:0;padding-left:30px}[data-tooltip]{position:relative;cursor:help;border-bottom:1px dotted var(--accent-color)}[data-tooltip]:hover::after{content:attr(data-tooltip);position:absolute;bottom:100%;left:50%;transform:translateX(-50%);background:var(--primary-color);color:var(--white);padding:8px 12px;border-radius:6px;font-size:.8rem;white-space:nowrap;z-index:1000;box-shadow:0 4px 12px rgb(0 0 0 / .2)}[data-tooltip]:hover::before{content:'';position:absolute;bottom:100%;left:50%;transform:translateX(-50%) translateY(100%);border:5px solid #fff0;border-top-color:var(--primary-color);z-index:1000}.article-image img,.related-article img,.author-photo{will-change:transform}.share-btn,.cta-btn,.bookmark-btn{will-change:transform}.article-body .error{background:#fee;border:1px solid #fcc;color:#c33;padding:15px;border-radius:8px;margin:20px 0}.article-body .warning{background:#fff3cd;border:1px solid #ffeaa7;color:#856404;padding:15px;border-radius:8px;margin:20px 0}.article-body .success{background:#d4edda;border:1px solid #c3e6cb;color:#155724;padding:15px;border-radius:8px;margin:20px 0}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.mb-0{margin-bottom:0!important}.mb-1{margin-bottom:1rem!important}.mb-2{margin-bottom:2rem!important}.mt-0{margin-top:0!important}.mt-1{margin-top:1rem!important}.mt-2{margin-top:2rem!important}.hidden{display:none!important}.visible{display:block!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.notification{position:fixed;top:20px;right:20px;background:var(--white);color:var(--dark-gray);padding:15px 20px;border-radius:8px;box-shadow:0 10px 30px rgb(0 0 0 / .2);border-left:4px solid var(--success-color);display:flex;align-items:center;gap:10px;transform:translateX(100%);transition:transform 0.3s ease;z-index:10000;max-width:300px}.notification.show{transform:translateX(0)}.notification-success{border-left-color:var(--success-color)}.notification-error{border-left-color:var(--error-color)}.notification i{color:var(--success-color);font-size:1.2rem;flex-shrink:0}.notification-error i{color:var(--error-color)}.copy-code-btn{position:absolute;top:10px;right:10px;background:rgb(255 255 255 / .1);color:var(--white);border:none;padding:8px;border-radius:4px;cursor:pointer;opacity:0;transition:opacity 0.3s ease;font-size:.9rem}pre:hover .copy-code-btn{opacity:1}.copy-code-btn:hover{background:rgb(255 255 255 / .2)}.font-controls{position:fixed;right:20px;top:50%;transform:translateY(-50%);background:var(--white);border-radius:25px;box-shadow:0 4px 12px rgb(0 0 0 / .1);padding:10px;display:flex;flex-direction:column;gap:5px;z-index:1000}.font-btn{width:40px;height:40px;border:none;background:var(--light-gray);color:var(--dark-gray);border-radius:50%;cursor:pointer;transition:var(--transition);display:flex;align-items:center;justify-content:center}.font-btn:hover{background:var(--primary-color);color:var(--white)}@media print{.font-controls,.floating-share,.reading-progress,.notification{display:none!important}.article-body{font-size:12pt!important;line-height:1.6!important}.article-body h2{page-break-after:avoid}.article-body img{max-width:100%!important;height:auto!important}}.toast{position:fixed;top:20px;right:20px;background:#333;color:#fff;padding:12px 20px;border-radius:8px;z-index:10000;transform:translateX(100%);transition:transform 0.3s ease;box-shadow:0 4px 12px rgb(0 0 0 / .3)}.toast.show{transform:translateX(0)}.toast-success{background:#28a745}.toast-error{background:#dc3545}.toast-warning{background:#ffc107;color:#333}.toast-info{background:#17a2b8}.author-avatar-placeholder{width:60px;height:60px;border-radius:50%;background:var(--accent-color);color:var(--primary-color);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.5rem;border:3px solid rgb(255 255 255 / .3)}