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1rem;margin-bottom:1rem}.support-address-text{flex:1;min-width:0;font-size:.78rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;background:transparent;border:none;padding:0;color:var(--text-primary)}.support-copy-btn{display:inline-flex;align-items:center;gap:.4rem;background-color:var(--accent);color:#fff;font-size:.85rem;font-weight:600;padding:.55rem .9rem;border-radius:8px;white-space:nowrap;flex-shrink:0;transition:all .3s ease}.support-copy-btn:hover{background-color:var(--accent-hover);transform:translateY(-1px);box-shadow:0 4px 12px var(--shadow)}.support-copy-btn.copied{background-color:var(--success)}.support-note{font-size:.85rem;color:var(--text-secondary);margin-bottom:0}.support-footnote{text-align:center;max-width:720px;margin:0 auto;padding:2.5rem;background-color:var(--bg-secondary);border:1px solid var(--border);border-radius:20px;position:relative;overflow:hidden}.support-footnote:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(135deg,#667eea14,#764ba214);pointer-events:none}.support-footnote-icon{width:56px;height:56px;margin:0 auto 1.25rem;border-radius:50%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;animation:supportPulse 2s ease-in-out infinite}.support-footnote h2{font-size:1.5rem;margin-bottom:1rem}.support-footnote p{position:relative;z-index:1}.support-footnote a{color:var(--accent);font-weight:600}.support-disclaimer{font-size:.85rem;color:var(--text-muted);margin-top:1.5rem;margin-bottom:0}@keyframes supportPulse{0%,to{box-shadow:0 0 #667eea66}50%{box-shadow:0 0 0 12px #667eea00}}:root[data-theme=light] .support-card-icon{color:#fff}:root[data-theme=light] .support-copy-btn{color:#fff}@media (max-width: 768px){.support-page{padding:2rem 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h2{font-size:1.5rem}}.app{display:flex;flex-direction:column;min-height:100vh}.main-content{flex:1}:root,:root[data-theme=dark]{--bg-primary: #0a0a0a;--bg-secondary: #141414;--card-bg: #1a1a1a;--text-primary: #ffffff;--text-secondary: #b3b3b3;--text-muted: #808080;--accent: #667eea;--accent-hover: #764ba2;--border: rgba(255, 255, 255, .1);--error: #ef4444;--success: #10b981;--shadow: rgba(0, 0, 0, .5)}:root[data-theme=light]{--bg-primary: #ffffff;--bg-secondary: #f5f5f5;--card-bg: #ffffff;--text-primary: #1a1a1a;--text-secondary: #4a4a4a;--text-muted: #6b6b6b;--accent: #667eea;--accent-hover: #764ba2;--border: rgba(0, 0, 0, .1);--error: #ef4444;--success: #10b981;--shadow: rgba(0, 0, 0, .1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica 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ease}::-webkit-scrollbar{width:10px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--accent);border-radius:5px}::-webkit-scrollbar-thumb:hover{background:var(--accent-hover)}::selection{background-color:var(--accent);color:#fff}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading{border:3px solid var(--border);border-top:3px solid var(--accent);border-radius:50%;width:40px;height:40px;animation:spin 1s linear infinite}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .6s ease-out}:root[data-theme=light] .header{box-shadow:0 2px 10px #0000000d;border-bottom:2px solid rgba(0,0,0,.05)}:root[data-theme=light] .blog-article-card{box-shadow:0 2px 10px #0000000d;border:2px solid rgba(0,0,0,.05)}:root[data-theme=light] .blog-article-card:hover{box-shadow:0 8px 25px #667eea26}:root[data-theme=light] .search-container{box-shadow:0 2px 10px #0000000d;border:2px solid rgba(0,0,0,.1)}:root[data-theme=light] .search-container:focus-within{box-shadow:0 0 0 3px #667eea26,0 4px 15px #0000001a}:root[data-theme=light] .toggle-track{background:#e5e5e5;border-color:#0003}@media (max-width: 768px){h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}}*{transition-property:background-color,border-color,color,fill,stroke;transition-duration:.3s;transition-timing-function:ease}.preload *{transition:none!important}