:root{--primary:#2c5faa;--primary-dark:#1a3f7a;--primary-light:#4a9eff;--primary-bg-soft:rgba(44,95,170,0.06);--primary-bg-light:rgba(44,95,170,0.1);--primary-border-soft:rgba(44,95,170,0.3);--body-bg:#f5f5f5;--header-bg:#1a1a2e;--header-dropdown-bg:#252540;--card-bg:#ffffff;--footer-bg:#1a1a2e;--text-dark:#333333;--text-title:#222222;--text-body:#444444;--text-muted:#888888;--text-light:#aaaaaa;--text-white:#ffffff;--text-header-link:#cccccc;--text-header-hover:#4a9eff;--border-light:#eeeeee;--border-soft:#f0f0f0;--border-input:#dddddd;--shadow-sm:0 2px 8px rgba(0,0,0,0.04);--shadow-md:0 8px 20px rgba(0,0,0,0.06);--shadow-lg:0 4px 16px rgba(0,0,0,0.1);--code-bg:#f0f0f0;--pre-bg:#1a1a2e;--pre-color:#e8e8e8;--tag-bg:#f0f0f0;--tag-text:#555555;--badge-author-bg:var(--primary);--badge-floor-bg:var(--primary);--comment-author-bg:#f8faff;--comment-reply-bg:#f0f0f0;--comment-reply-text:#888888;--container-max:900px;--header-height:60px;--aux-soft:#fafbfc;--aux-blue-tint:#f0f4ff;--aux-blue-tint-2:#f8f9ff;--aux-blue-tint-3:#f0f7ff;--aux-avatar:#e8edf5;--aux-scrollbar:#cccccc;--shadow-color:rgba(0,0,0,0.08);--fab-bg:#e8eaee;--fab-icon:#5a5a66;--search-radius:6px;--search-bg:rgba(255,255,255,0.1);--search-border:rgba(255,255,255,0.2);--search-btn:rgba(255,255,255,0.15);--search-btn-hover:rgba(255,255,255,0.3);--overlay-counter:rgba(255,255,255,0.7);--text-placeholder:#bbbbbb;--text-quote:#555555;--text-disabled:#999999;--color-danger:#e74c3c;--border-info-soft:#d0e8ff;color-scheme:light}:root[data-theme=dark]{--body-bg:#15151d;--card-bg:#1f1f2e;--text-dark:#e5e5ea;--text-title:#ffffff;--text-body:#cccccc;--text-muted:#9090a0;--text-light:#707080;--text-header-link:#a0a0b0;--border-light:#2a2a3a;--border-soft:#252535;--border-input:#3a3a4a;--shadow-sm:0 2px 8px rgba(0,0,0,0.2);--shadow-md:0 8px 20px rgba(0,0,0,0.3);--code-bg:#252535;--tag-bg:#252535;--tag-text:#c0c0c8;--comment-author-bg:#252538;--comment-reply-bg:#252535;--comment-reply-text:#9090a0;--aux-soft:#1a1a26;--aux-blue-tint:#1f2540;--aux-blue-tint-2:#1f2540;--aux-blue-tint-3:#1f2540;--aux-avatar:#252535;--aux-scrollbar:#3a3a4a;--shadow-color:rgba(0,0,0,0.4);--fab-bg:#2a2a3a;--fab-icon:#c0c0c8;--text-placeholder:#6a6a7a;--text-disabled:#7a7a8a;--text-quote:var(--text-body);--border-info-soft:var(--border-input);color-scheme:dark}*,::after,::before{box-sizing:border-box;margin:0;padding:0}html{font-size:clamp(16px,1.8vw,18px);scroll-behavior:smooth;touch-action:manipulation;scroll-padding-top:calc(var(--header-height) + 10px)}a,button{touch-action:manipulation}.icon{display:inline-flex;align-items:center;justify-content:center;font-style:normal;font-size:inherit;vertical-align:middle;line-height:1}@media (max-width:768px){html{font-size:clamp(16px,4.5vw,18px)}}@media (min-width:1200px){html{font-size:clamp(16px,1.8vw,18px)}}body{font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;font-size:1rem;line-height:1.8;color:var(--text-dark);background:var(--body-bg)}a{color:var(--primary);text-decoration:none;transition:color .2s}a:hover{color:var(--primary-dark)}img{max-width:100%;height:auto;display:block}ol,ul{list-style:none}button,input,textarea{font-family:inherit;font-size:inherit;outline:0;border:none}.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}.skip-link{position:absolute;top:-999px;left:-999px;z-index:9999;padding:12px 24px;background:var(--primary);color:var(--text-white);font-size:1rem;font-weight:500;border-radius:0 0 8px 8px;text-decoration:none;transition:top .2s,left .2s}.skip-link:focus{top:0;left:0;outline:3px solid var(--text-white);outline-offset:2px}:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:2px}:focus:not(:focus-visible){outline:0}@keyframes fadeIn{from{opacity:0}to{opacity:1}}.container{max-width:var(--container-max);margin:0 auto;padding:0 15px}.content-wrap{padding:30px 0}.main-content{max-width:780px;margin:0 auto}.site-header{background:var(--header-bg);position:sticky;top:0;z-index:100;box-shadow:0 2px 8px rgba(0,0,0,.3)}.header-inner{max-width:var(--container-max);margin:0 auto;padding:0 15px;display:flex;align-items:center;min-height:var(--header-height);gap:20px}.header-logo a{color:var(--text-white);font-size:1.467rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;display:flex;align-items:center}.header-logo .logo-img{height:36px;width:auto;max-width:160px;display:block;object-fit:contain}.header-logo .logo-text{color:var(--text-white);font-size:1.467rem;font-weight:700;letter-spacing:1px}.mobile-menu-toggle{display:none;background:0 0;border:none;color:var(--text-white);font-size:1.1rem;cursor:pointer;padding:0;width:32px;height:32px;align-items:center;justify-content:center;flex-shrink:0}.header-nav{flex:1}.header-nav>ul{display:flex;gap:5px;align-items:center}.header-nav ul li{position:relative}.header-nav ul li a{color:var(--text-header-link);padding:6px 14px;border-radius:6px;font-size:.933rem;transition:color .2s,background .2s,transform .2s;white-space:nowrap;display:flex;align-items:center;gap:4px}.header-nav ul li a:hover,.header-nav ul li.active>a{color:var(--text-header-hover);background:var(--primary-bg-light);transform:translateY(-1px)}.header-nav li.has-dropdown>a .icon{font-size:.733rem;transition:transform .2s;display:inline-flex}.header-nav li.has-dropdown:hover>a .icon{transform:rotate(180deg)}.header-nav .dropdown-menu{display:none;position:absolute;top:100%;left:0;background:var(--header-dropdown-bg);min-width:130px;border-radius:6px;box-shadow:var(--shadow-lg);z-index:200;padding:5px 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a{justify-content:center}.header-nav{order:4;display:none;position:absolute;top:100%;left:0;width:100%;background:var(--header-bg);z-index:200;max-height:calc(100vh - var(--header-height));overflow-y:auto;box-shadow:0 4px 8px rgba(0,0,0,.2)}.header-nav.open{display:block;animation:fadeIn .2s ease}.header-inner .header-search{display:none}.header-nav>ul{flex-direction:column;gap:0;padding:10px 0}.header-nav ul li{width:100%}.header-nav ul li a{padding:12px 20px;border-top:1px solid var(--search-bg);font-size:1rem}.header-nav .dropdown-menu{position:static;background:var(--header-dropdown-bg);box-shadow:none;padding-left:20px;display:none;max-height:0;overflow:hidden;transition:max-height .3s ease}.header-nav li.has-dropdown.open .dropdown-menu{display:block;max-height:500px}.header-nav li.has-dropdown>a .icon{float:right;margin-top:4px}.header-nav li.has-dropdown.open>a .icon{transform:rotate(180deg)}.pagination-list a,.pagination-list span{min-width:28px;height:28px;padding:0 6px;font-size:.8rem}.pagination-list li.next a,.pagination-list li.prev a{padding:0 8px;min-width:auto;font-size:.9rem}}.post-list{display:flex;flex-direction:column;gap:0}.post-card{background:var(--card-bg);padding:20px 25px;margin-bottom:15px;border-radius:12px;box-shadow:var(--shadow-sm);transition:box-shadow .2s,transform .2s;opacity:0;transform:translateY(12px);animation:fadeInUp .4s ease forwards}.post-list .post-card:first-child{animation-delay:0s}.post-list .post-card:nth-child(2){animation-delay:60ms}.post-list .post-card:nth-child(3){animation-delay:.12s}.post-list .post-card:nth-child(4){animation-delay:.18s}.post-list .post-card:nth-child(5){animation-delay:.24s}@keyframes fadeInUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@media (prefers-reduced-motion:reduce){.post-card{opacity:1;transform:none;animation:none}}@media 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h4{font-size:1.2rem}.post-content img{max-width:100%;height:auto;border-radius:6px;margin:1em 0}.post-content ol,.post-content ul{padding-left:2em;margin-bottom:1em;list-style:disc}.post-content ol{list-style:decimal}.post-content blockquote{padding:12px 20px 12px 24px;background:var(--aux-blue-tint-2);color:var(--text-quote);margin:1em 0;border-radius:0 6px 6px 0;border-left:4px solid var(--primary)}.post-content pre{background:var(--pre-bg);color:var(--pre-color);padding:15px;border-radius:6px;overflow-x:auto;margin:1em 0;font-size:.867rem;line-height:1.6}.post-content code{background:var(--code-bg);padding:2px 5px;border-radius:4px;font-size:.9em;font-family:SFMono-Regular,Consolas,"Liberation Mono",Menlo,monospace}.post-content pre code{background:0 0;padding:0}.post-content a{color:var(--primary);border-bottom:1px solid var(--primary-border-soft)}.post-content table{width:100%;border-collapse:collapse;margin:1em 0;font-size:.92rem;overflow-wrap:break-word}.post-content 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0%;min-width:0;font-size:.933rem;overflow:hidden}.post-prev{text-align:left}.post-next{text-align:right}.nav-label{display:block;font-size:.8rem;color:var(--text-disabled);margin-bottom:3px}.post-next a,.post-prev a{color:var(--primary);font-weight:500;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.no-post{color:var(--text-placeholder)}.page-single{background:var(--card-bg);padding:30px;border-radius:12px;box-shadow:var(--shadow-sm)}.page-title{font-size:clamp(1.4rem,3vw,1.8rem);font-weight:600;color:var(--primary-dark);margin-bottom:20px;padding-bottom:15px;border-bottom:2px solid var(--primary)}.page-content{font-size:clamp(.95rem,1.8vw,1.05rem);line-height:1.9;color:var(--text-body)}.page-content p{margin-bottom:1em}.page-content img{max-width:100%;border-radius:6px;margin:1em 0}.comments-section{background:var(--card-bg);padding:25px 30px;border-radius:12px;box-shadow:var(--shadow-sm);margin-top:15px}.comments-section .section-title{font-size:clamp(1rem,2vw,1.2rem);font-weight:700;color:var(--text-title);margin-bottom:15px;padding-left:10px;border-left:3px solid var(--primary)}.comment-form-wrap{background:var(--aux-soft);border-radius:12px;padding:18px 20px;margin-bottom:25px;box-shadow:inset 0 1px 3px var(--shadow-color)}.comment-form-fields{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:12px}.comment-form-fields input{flex:1 1 0%;min-width:0;border:1px solid var(--border-input);border-radius:6px;padding:10px 12px;font-size:16px;background:var(--card-bg);transition:border-color .2s;box-sizing:border-box}.comment-form-fields input:focus{border-color:var(--primary);outline:0}.comment-form-textarea{margin-bottom:12px}.comment-form-textarea textarea{width:100%;min-height:120px;border:1px solid var(--border-input);border-radius:6px;padding:10px 12px;font-size:16px;resize:vertical;background:var(--card-bg);transition:border-color .2s;line-height:1.7}.comment-form-textarea textarea:focus{border-color:var(--primary);outline:0}.comment-submit-btn{background:var(--primary);color:var(--text-white);border:none;padding:10px 20px;border-radius:6px;font-size:.933rem;cursor:pointer;transition:background .2s;display:inline-flex;align-items:center;gap:6px;min-height:44px}.comment-submit-btn:hover{background:var(--primary-dark)}.comment-cancel-btn{background:var(--card-bg);color:var(--text-muted);border:1px solid var(--border-input);padding:10px 16px;border-radius:6px;font-size:.867rem;cursor:pointer;transition:border-color .2s,color .2s;display:inline-flex;align-items:center;gap:5px;min-height:44px}.comment-cancel-btn:hover{border-color:var(--primary);color:var(--primary)}.reply-tip{font-size:.867rem;color:var(--primary);background:var(--aux-blue-tint);padding:4px 10px;border-radius:10px}.comment-list{display:flex;flex-direction:column;gap:0}.comment-item{display:grid;grid-template-columns:40px 1fr;gap:12px;padding:14px 0;border-bottom:1px solid var(--border-soft)}.comment-item:last-child{border-bottom:none}.comment-item.comment-by-author>.comment-body{background:var(--comment-author-bg);border-radius:6px;padding:8px 12px;border-left:3px solid var(--primary)}.comment-highlight{background:var(--primary-bg-soft);transition:background .3s}.comment-avatar{flex-shrink:0;width:40px;height:40px;border-radius:50%;overflow:hidden;background:var(--aux-avatar)}.comment-avatar img{width:100%;height:100%;object-fit:cover;display:block}.comment-body{flex:1;min-width:0}.comment-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px;flex-wrap:wrap;gap:4px}.comment-meta{display:flex;align-items:baseline;flex-wrap:wrap;gap:6px}.comment-author{font-weight:600;font-size:.933rem;color:var(--text-title)}a.comment-author{color:var(--primary)}a.comment-author:hover{color:var(--primary-dark)}.comment-badge-author{font-size:.733rem;background:var(--badge-author-bg);color:var(--text-white);padding:1px 7px;border-radius:10px;font-weight:500}.comment-reply-to{font-size:.8rem;color:var(--comment-reply-text);background:var(--comment-reply-bg);padding:1px 8px;border-radius:10px}.comment-reply-to em{font-style:normal;color:var(--primary)}.comment-floor{font-size:.733rem;color:var(--text-white);background:var(--badge-floor-bg);padding:1px 7px;border-radius:10px;font-weight:500}.comment-date{font-size:.8rem;color:var(--text-placeholder);white-space:nowrap}.comment-content{font-size:.933rem;color:var(--text-body);line-height:1.75;margin-bottom:6px;overflow-wrap:break-word}.comment-content p{margin-bottom:.5em}.comment-content p:last-child{margin-bottom:0}.comment-content a{color:var(--primary);border-bottom:1px solid var(--primary-border-soft);word-break:break-all}.comment-content code{background:var(--code-bg);padding:1px 5px;border-radius:4px;font-size:.9em}.comment-content blockquote{padding:6px 12px 6px 16px;background:var(--aux-blue-tint-2);color:var(--text-quote);margin:8px 0;border-radius:0 4px 4px 0;border-left:3px solid var(--primary)}.comment-actions{margin-top:4px}.comment-reply-link{font-size:.8rem;color:var(--text-light);background:0 0;padding:4px 10px;border-radius:10px;text-decoration:none;transition:color .2s,background .2s;display:inline-flex;align-items:center;gap:3px;min-height:44px}.comment-reply-link:hover{color:var(--primary);background:var(--aux-blue-tint)}.comment-children{grid-column:2;margin-top:8px;padding-left:14px;margin-left:4px;border-left:2px solid var(--primary-border-soft);border-radius:0 0 0 4px}.comment-children .comment-item{grid-template-columns:32px 1fr;gap:10px;padding:10px 0;border-bottom:1px solid var(--border-soft)}.comment-children .comment-avatar{width:32px;height:32px}.comment-children .comment-author,.comment-children .comment-content{font-size:.867rem}.comment-children .comment-date{font-size:.733rem}.comment-children .comment-children{margin-left:2px;padding-left:12px}.comment-children .comment-children .comment-children .comment-children{padding-left:0;margin-left:0;border-left:none}.comment-children .comment-item.comment-by-author>.comment-body{background:var(--primary-bg-light);border-left:none;padding:6px 10px}.no-comments{text-align:center;padding:40px 0;color:var(--text-placeholder);font-size:.933rem;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px}.no-comments .empty-illustration{font-size:3rem;margin-bottom:10px;opacity:.7}.comment-pager{margin-top:15px;text-align:center}.site-footer{background:var(--footer-bg);color:var(--text-muted);padding:20px 0;margin-top:10px}.footer-inner{display:flex;justify-content:space-between;align-items:center;font-size:.8rem}.footer-right{display:flex;gap:12px;flex-wrap:wrap}.footer-right a{color:var(--text-light);transition:color .2s}.footer-right a:hover{color:var(--text-white)}.error-page{background:var(--card-bg);padding:60px 30px;border-radius:12px;text-align:center;box-shadow:var(--shadow-sm)}.error-page h1{font-size:5.333rem;font-weight:900;color:#ddd;line-height:1;margin-bottom:10px}.error-page h2{font-size:1.467rem;color:#555;margin-bottom:20px}.error-page p{color:var(--text-muted);margin-bottom:25px}.error-page a{display:inline-flex;align-items:center;background:var(--primary);color:var(--text-white);padding:12px 25px;border-radius:6px;font-size:.933rem;min-height:44px}.error-page a:hover{background:var(--primary-dark)}.error-search-form{display:flex;gap:8px;max-width:360px;margin:0 auto 20px;justify-content:center}.error-search-form input{flex:1;padding:10px 14px;border:1px solid var(--border-soft);border-radius:6px;font-size:16px;background:var(--body-bg);color:var(--text-body);outline:0}.error-search-form input:focus{border-color:var(--primary)}.error-search-form button{padding:10px 16px;background:var(--primary);color:var(--text-white);border:none;border-radius:6px;cursor:pointer;font-size:1rem;transition:background .2s}.error-search-form button:hover{background:var(--primary-dark)}.error-home-btn{display:inline-flex;align-items:center;gap:4px}.breadcrumbs{display:flex;align-items:center;flex-wrap:wrap;gap:4px 0;font-size:.85rem;color:var(--text-muted);background:var(--card-bg);border-radius:12px;box-shadow:var(--shadow-sm);padding:10px 18px;margin-bottom:12px;overflow:hidden;overflow-wrap:break-word;border-bottom:1px solid var(--border-light)}.breadcrumbs a{color:var(--primary);text-decoration:none;display:inline-flex;align-items:center;gap:3px;transition:opacity .2s}.breadcrumbs a:hover{opacity:.75}.breadcrumbs .separator{display:inline-flex;align-items:center;margin:0 4px;color:#ccc;font-size:.8rem}.breadcrumbs .current{color:var(--text-title);font-weight:500;max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.archive-header{background:var(--card-bg);padding:20px 25px;border-radius:12px;box-shadow:var(--shadow-sm);margin-bottom:15px}.archive-header h1{font-size:clamp(1.2rem,2.5vw,1.5rem);color:var(--primary-dark);font-weight:700}.comment-logged-in{display:flex;align-items:center;gap:8px;padding:8px 12px;background:var(--aux-blue-tint-3);border:1px solid var(--border-info-soft);border-radius:6px;margin-bottom:12px;font-size:.933rem;flex-wrap:wrap}.comment-logged-in .login-avatar{width:32px;height:32px;border-radius:50%;flex-shrink:0}.comment-logged-in .login-name{font-weight:600;color:var(--text-dark)}.comment-logged-in .login-hint{color:var(--text-muted)}.comment-logged-in .login-logout{margin-left:auto;font-size:.8rem;color:var(--text-disabled);text-decoration:none;padding:4px 8px}.comment-logged-in .login-logout:hover{color:var(--color-danger)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--border-soft)}::-webkit-scrollbar-thumb{background:var(--aux-scrollbar);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-light)}::selection{background:var(--primary-bg-light);color:var(--text-title)}@media (max-width:1024px){.site-footer{padding:15px 0}.footer-inner{flex-direction:column;gap:6px;text-align:center}.post-card-meta{font-size:.867rem}.post-card-excerpt p{-webkit-line-clamp:3;font-size:1rem}.comments-section,.page-single,.post-single{padding:20px}.page-content,.post-content{line-height:1.85}.post-meta{font-size:.85rem}.post-tag{padding:4px 10px;border-radius:20px;font-size:.8rem}.comment-form-fields{flex-direction:column}.comment-submit-btn{width:100%;justify-content:center}.pagination-list a,.pagination-list span{min-width:36px;height:36px;font-size:.9rem}.breadcrumbs{font-size:.82rem;padding:8px 14px}.breadcrumbs .current{max-width:160px}.pagination{padding:10px 15px;overflow:hidden}.pagination-list{flex-wrap:wrap;justify-content:center;gap:5px}.pagination-list li:not([class])>span{display:inline-flex;border:1px solid var(--border-input);background:var(--card-bg);color:var(--text-disabled);min-width:36px;height:36px;align-items:center;justify-content:center;border-radius:6px;font-size:.9rem;pointer-events:none}.pagination-list li.next a,.pagination-list li.prev a{padding:0 14px;min-width:auto;font-size:1rem}.pagination-list li.active a,.pagination-list li.active span{min-width:36px;height:36px}.pagination-list li:not(.show-mobile){display:none}.pagination-list li.show-mobile{display:inline-flex}}@media (max-width:480px){.comment-avatar{width:36px;height:36px}.comment-list .comment-list{margin-left:20px}}@media (min-width:641px) and (max-width:1024px){:root{--container-max:680px}.content-wrap{padding:25px 0}.comments-section,.page-single,.post-single{padding:25px}}.img-lightbox{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.85);z-index:9999;align-items:center;justify-content:center;flex-direction:column;padding:20px;cursor:zoom-out;animation:fadeIn .2s ease}.img-lightbox.active{display:flex}.img-lightbox img{max-width:90vw;max-height:85vh;border-radius:6px;object-fit:contain;box-shadow:0 8px 32px rgba(0,0,0,.4)}.img-lightbox .lb-close{position:absolute;top:max(16px,env(safe-area-inset-top));right:20px;width:40px;height:40px;background:var(--search-btn);border:1px solid var(--search-btn-hover);border-radius:50%;color:var(--text-white);font-size:20px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s;z-index:10000}.img-lightbox .lb-close:hover{background:var(--search-btn-hover)}.img-lightbox .lb-nav{display:flex;gap:12px;margin-top:16px}.img-lightbox .lb-nav button{background:var(--search-btn);border:1px solid var(--search-btn-hover);color:var(--text-white);padding:6px 16px;border-radius:6px;cursor:pointer;font-size:14px;transition:background .2s}.img-lightbox .lb-nav button:hover{background:var(--search-btn-hover)}.img-lightbox .lb-nav button:disabled{opacity:.4;cursor:not-allowed}.img-lightbox .lb-counter{color:var(--overlay-counter);font-size:13px;margin-top:10px}.mobile-search-toggle{display:none;background:0 0;border:none;color:var(--text-white);cursor:pointer;padding:0;width:42px;height:42px;align-items:center;justify-content:center;flex-shrink:0}@media(max-width:1024px){.mobile-search-toggle{display:flex}}.mobile-search-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:var(--header-height);background:var(--header-bg);z-index:300;align-items:center;padding:0 15px;gap:10px;box-shadow:0 2px 8px rgba(0,0,0,.3)}.mobile-search-overlay.open{display:flex;animation:slideDown .2s ease}@keyframes slideDown{from{transform:translateY(-100%)}to{transform:translateY(0)}}.mobile-search-form{display:flex;flex:1;align-items:stretch;height:38px;overflow:hidden;border-radius:var(--search-radius)}.mobile-search-form input{flex:1;height:38px;background:var(--search-bg);border:1px solid var(--search-border);border-right:none;color:var(--text-white);padding:0 12px;border-radius:var(--search-radius) 0 0 var(--search-radius);font-size:1rem}.mobile-search-form input::placeholder{color:var(--text-muted)}.mobile-search-form button{width:38px;height:38px;background:var(--search-btn);border:1px solid var(--search-border);border-left:none;border-radius:0 var(--search-radius) var(--search-radius) 0;color:var(--text-header-link);cursor:pointer;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:1rem}.mobile-search-form button:hover{background:var(--search-btn-hover);color:var(--text-white)}.mobile-search-close{width:38px;height:38px;background:0 0;border:1px solid var(--search-border);border-radius:var(--search-radius);color:var(--text-header-link);font-size:1.1rem;cursor:pointer;flex-shrink:0;display:flex;align-items:center;justify-content:center;transition:background .2s}.mobile-search-close:hover{background:var(--search-btn);color:var(--text-white)}.fab-stack{position:fixed;bottom:30px;right:24px;display:flex;flex-direction:column;gap:16px;z-index:90;padding-bottom:env(safe-area-inset-bottom)}.fab-stack .fab{transition:transform .2s}.fab-stack .fab:hover{transform:translateY(-2px)}@media(max-width:1024px){.fab-stack{bottom:20px;right:16px;gap:14px;padding-bottom:env(safe-area-inset-bottom)}}.fab{width:40px;height:40px;border-radius:6px;background:rgba(232,234,238,.7);color:var(--fab-icon);font-size:1.2rem;border:1px solid var(--border-soft);cursor:pointer;box-shadow:var(--shadow-sm);display:flex;align-items:center;justify-content:center;line-height:1;padding:0;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);transition:background .2s,color .2s,box-shadow .2s}.fab:focus-visible,.fab:hover{background:var(--fab-bg);color:var(--text-body);box-shadow:var(--shadow-md)}@media(max-width:1024px){.fab{width:36px;height:36px;font-size:1.1rem;border-radius:5px;background:rgba(232,234,238,.55)}.fab:focus-visible,.fab:hover{background:var(--fab-bg)}}.fab-theme .fab-icon-light{display:none}.fab-theme .fab-icon-dark{display:inline}:root[data-theme=dark] .fab-theme .fab-icon-light{display:inline}:root[data-theme=dark] .fab-theme .fab-icon-dark{display:none}.fab-arrow{position:relative;width:14px;height:8px}.fab-arrow::after,.fab-arrow::before{content:"";position:absolute;top:0;width:2px;height:10px;background:currentColor;border-radius:1px}.fab-arrow::before{left:0;transform-origin:bottom left;transform:rotate(45deg)}.fab-arrow::after{right:0;transform-origin:bottom right;transform:rotate(-45deg)}:root[data-theme=dark] .fab{background:rgba(42,42,58,.7);border-color:var(--border-input)}:root[data-theme=dark] .fab:focus-visible,:root[data-theme=dark] .fab:hover{background:var(--fab-bg);color:var(--text-body)}@media(max-width:1024px){:root[data-theme=dark] .fab{background:rgba(42,42,58,.55)}:root[data-theme=dark] .fab:focus-visible,:root[data-theme=dark] .fab:hover{background:var(--fab-bg)}}:root[data-theme=dark] .site-header{box-shadow:0 2px 8px rgba(0,0,0,.5)}:root[data-theme=dark] .header-nav .dropdown-menu li a{color:var(--text-header-link)}:root[data-theme=dark] .post-content img{filter:brightness(.92)}:root[data-theme=dark] .error-page h1{color:#3a3a4a}:root[data-theme=dark] .error-page h2{color:var(--tag-text)}:root[data-theme=dark] .img-lightbox{background:rgba(0,0,0,.92)}:root[data-theme=dark] .breadcrumbs .separator{color:#5a5a6a}.tag-desc{color:var(--text-muted);font-size:.9rem;margin-bottom:15px}.archive-intro{color:var(--text-muted);font-size:.95rem;line-height:1.8;margin-bottom:24px;padding:16px;background:var(--body-bg);border-radius:8px}.archive-year-filter{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0;padding:16px;background:var(--body-bg);border-radius:8px}.year-filter{display:inline-flex;align-items:center;padding:6px 14px;background:var(--card-bg);border:1px solid var(--border-input);border-radius:20px;font-size:.85rem;color:var(--text-body);text-decoration:none;transition:background .2s,border-color .2s,color .2s}.year-filter:hover{border-color:var(--primary);color:var(--primary)}.year-filter.active{background:var(--primary);border-color:var(--primary);color:var(--text-white)}.archive-pagination-info{text-align:center;font-size:.85rem;color:var(--text-muted);margin-bottom:16px}.archive-pager{display:flex;justify-content:center;align-items:center;gap:8px;flex-wrap:wrap;margin-top:24px;padding:16px;background:var(--body-bg);border-radius:8px}.archive-pager a{display:inline-flex;align-items:center;justify-content:center;min-width:32px;height:32px;padding:0 10px;background:var(--card-bg);border:1px solid var(--border-input);border-radius:6px;font-size:.9rem;color:var(--text-body);text-decoration:none;transition:background .2s,border-color .2s,color .2s}.archive-pager a:hover{border-color:var(--primary);color:var(--primary)}.archive-pager .pager-current{background:var(--primary);border-color:var(--primary);color:var(--text-white)}.archive-pager .pager-next,.archive-pager .pager-prev{padding:0 14px;font-weight:500}@media print{.breadcrumbs,.comment-form-wrap,.comment-pager,.comments-section,.fab-stack,.mobile-menu-toggle,.mobile-search-overlay,.mobile-search-toggle,.no-comments,.pagination,.post-prev-next,.post-tags,.site-footer,.site-header{display:none!important}body{background:#fff!important;color:#000!important}.page-single,.post-single{box-shadow:none!important;padding:0!important;background:0 0!important}.page-content,.post-content{font-size:12pt;line-height:1.6;color:#000}a{color:#000!important;text-decoration:underline}.post-content a::after{content:" (" attr(href) ")";font-size:.85em;color:#555}.page-content img,.post-content img{break-inside:avoid;max-width:100%!important}.post-content blockquote,.post-content pre{break-inside:avoid}.container,.main-content{max-width:100%!important;padding:0!important}}/* === 搜索（卡片式，与 post-card 风格一致） === */
.search-info{color:var(--text-muted);font-size:.867rem;margin-bottom:12px}
.search-empty{text-align:center;padding:60px 20px;color:var(--text-muted);font-size:1rem}
.search-results{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:15px}
.search-result-item{background:var(--card-bg);padding:20px 25px;border-radius:12px;box-shadow:var(--shadow-sm);transition:box-shadow .2s,transform .2s;opacity:0;transform:translateY(12px);animation:fadeInUp .4s ease forwards}
.search-results .search-result-item:nth-child(1){animation-delay:0s}
.search-results .search-result-item:nth-child(2){animation-delay:60ms}
.search-results .search-result-item:nth-child(3){animation-delay:.12s}
.search-results .search-result-item:nth-child(4){animation-delay:.18s}
.search-results .search-result-item:nth-child(5){animation-delay:.24s}
.search-result-item:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)!important}
.search-result-title{display:block;font-size:clamp(1.05rem,1.8vw,1.2rem);font-weight:600;color:var(--text-title);text-decoration:none;margin-bottom:8px;line-height:1.5;transition:color .2s}
.search-result-title:hover{color:var(--primary)}
.search-result-meta{font-size:.867rem;color:var(--text-muted);margin-top:8px;display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.search-result-date{color:var(--text-muted)}
.search-result-category{background:var(--tag-bg);color:var(--tag-text);padding:1px 8px;border-radius:3px;font-size:.8rem}
.search-result-snippet{font-size:.933rem;color:var(--text-body);line-height:1.65;margin-top:8px}
.search-result-snippet mark{background:rgba(255,213,0,0.3);color:var(--text-dark);padding:1px 3px;border-radius:2px}
:root[data-theme=dark] .search-result-snippet mark{background:rgba(255,213,0,0.2);color:#fff}
@media (max-width:1024px){.search-result-item{padding:16px 18px}}