.search{width:184px;flex-shrink:0}.search>.search-button{background-color:transparent;border:none;display:flex;align-items:center;gap:.5rem;cursor:pointer;padding:0;color:var(--dark)}.search>.search-box-button{width:184px;height:32px;border:1px solid var(--lightgray);border-radius:0;padding:0 1rem;background:var(--light);display:flex;align-items:center;gap:.5rem;cursor:pointer;transition:all .2s ease;box-sizing:border-box}.search>.search-box-button:hover{border-color:var(--secondary);background:var(--highlight)}.search>.search-box-button:focus{outline:none;border-color:var(--secondary)}.search-box-button>svg{cursor:pointer;width:18px;min-width:18px;height:18px;flex-shrink:0}.search-box-button:hover>svg .search-path{stroke:var(--secondary)}.search-box-button>.search-text{margin:0;font-size:.875rem;color:var(--darkgray);flex:1;text-align:left}.search-container{position:fixed;z-index:10000;left:0;top:0;width:100vw;height:100vh;overflow-y:auto;display:flex;flex-direction:column;gap:2rem;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);background-color:#00000040;pointer-events:auto;overscroll-behavior:contain}.search-container>.search-space{width:50%;margin-top:12vh;margin-left:auto;margin-right:auto;pointer-events:auto;position:relative;z-index:1}.search-bar-wrapper{position:relative;display:flex;align-items:center;width:100%}.search-space>.search-bar-wrapper>.search-bar{width:100%;border-radius:5px;padding:.5rem 3rem .5rem 1rem;border:1px solid var(--lightgray);background:var(--light);color:var(--dark);font-size:1.1rem;box-sizing:border-box}.search-close-button{position:absolute;right:.5rem;top:50%;transform:translateY(-50%);background:transparent;border:none;cursor:pointer;padding:.25rem;display:flex;align-items:center;justify-content:center;color:var(--darkgray);transition:color .2s ease;z-index:10}.search-close-button:hover{color:var(--dark)}.search-close-button svg{width:18px;height:18px}.search-bar:focus{outline:none;border-color:var(--secondary)}.search-layout{display:flex;flex-direction:column;gap:.5rem;margin-top:1rem}.search-results{display:flex;flex-direction:column;gap:.5rem;overflow-y:auto;max-height:60vh}.search-result-item{background:var(--light);border:1px solid var(--lightgray);border-radius:5px;padding:1rem;cursor:pointer;transition:all .3s ease;text-decoration:none;display:block}.search-result-item:hover{background:var(--card-purple);border-color:var(--secondary);transform:translateY(-2px);box-shadow:0 4px 12px #8b5cf61a}.search-result-item h3{margin:0 0 .5rem;color:var(--dark);font-size:1rem;font-weight:600}.search-excerpt{margin:0;color:var(--darkgray);font-size:.9rem;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.search-loading,.search-no-results{text-align:center;color:var(--gray);padding:2rem;background:var(--light);border-radius:5px}.search-path{stroke:var(--dark);stroke-width:2px}@media(max-width:800px){.search-container>.search-space{width:90%;margin-top:5vh}.search{min-width:auto}}:root[saved-theme=dark] .search-container{background-color:#00000080}.wechat-login-button{display:flex;align-items:center;gap:.5rem;padding:.5rem 1rem;background:linear-gradient(135deg,#07c160,#06ae56);color:#fff;border:none;border-radius:.5rem;font-weight:500;font-size:.9375rem;cursor:pointer;transition:all .2s ease;white-space:nowrap;min-height:40px;box-shadow:0 2px 8px #07c16033}.wechat-login-button:hover{background:linear-gradient(135deg,#06ae56,#059a4c);box-shadow:0 4px 12px #07c1604d;transform:translateY(-1px)}.wechat-login-button:active{transform:translateY(0)}.wechat-icon{width:20px;height:20px;flex-shrink:0}.wechat-text{font-size:.9375rem}.wechat-login-skeleton{display:flex;align-items:center;padding:.5rem}.skeleton-circle{width:32px;height:32px;border-radius:50%;background:linear-gradient(90deg,var(--lightgray) 25%,var(--light) 50%,var(--lightgray) 75%);background-size:200% 100%;animation:skeleton-loading 1.5s infinite}@keyframes skeleton-loading{0%{background-position:200% 0}to{background-position:-200% 0}}.user-menu{position:relative}.user-button{display:flex;align-items:center;justify-content:center;padding:.25rem;background:transparent;border:1px solid var(--lightgray);border-radius:50%;cursor:pointer;transition:all .2s ease;min-width:40px;min-height:40px;color:var(--darkgray)}.user-button:hover{background:var(--highlight);border-color:var(--gray);box-shadow:0 2px 8px #0000001a}.dropdown-arrow{display:none}.user-avatar{width:32px;height:32px;border-radius:50%;-o-object-fit:cover;object-fit:cover;flex-shrink:0}.user-avatar-placeholder{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,var(--secondary),var(--tertiary));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;font-size:.875rem;flex-shrink:0}.user-name{display:none}.user-dropdown{position:absolute;top:calc(100% + .5rem);right:0;min-width:180px;background:var(--light);border:1px solid var(--lightgray);border-radius:.5rem;box-shadow:0 4px 12px #0000001a;opacity:0;visibility:hidden;transform:translateY(-10px);transition:all .2s ease;padding:.5rem 0;z-index:1000;pointer-events:none}.user-dropdown.open{opacity:1;visibility:visible;transform:translateY(0);pointer-events:auto}.dropdown-item{display:flex;align-items:center;gap:.75rem;width:100%;padding:.75rem 1rem;color:var(--darkgray);text-decoration:none;background:transparent;border:none;cursor:pointer;transition:all .2s ease;font-size:.9375rem;font-family:inherit;text-align:left;min-height:44px}.dropdown-item:hover{background:var(--highlight);color:var(--dark)}.dropdown-item svg{flex-shrink:0;color:var(--gray)}.dropdown-item:hover svg{color:var(--secondary)}.logout-button{border-top:1px solid var(--lightgray);margin-top:.25rem;padding-top:.75rem}.logout-button:hover{color:#dc2626}.logout-button:hover svg{color:#dc2626}@media(max-width:767px){.wechat-text{display:none}.wechat-login-button{padding:.5rem;min-width:40px;justify-content:center}.user-button{min-width:40px;min-height:40px}.user-dropdown{right:0;left:auto;transform:translateY(-10px)}.user-dropdown.open{transform:translateY(0)}}@media(prefers-color-scheme:dark){.user-button{border-color:var(--gray);color:var(--lightgray)}.user-button:hover{background:#ffffff0d;border-color:var(--lightgray)}.user-dropdown{background:var(--dark);border-color:var(--gray);box-shadow:0 4px 12px #0000004d}.dropdown-item{color:var(--lightgray)}.dropdown-item:hover{background:#ffffff0d;color:var(--light)}.logout-button{border-top-color:var(--gray)}}.main-nav[data-astro-cid-kybpbynz]{background:var(--bg-content);border-bottom:1px solid var(--lightgray);position:sticky;top:0;z-index:100;box-shadow:0 2px 8px #0000000d}.nav-container[data-astro-cid-kybpbynz]{width:100%;max-width:none;margin:0;padding:0 2rem;display:flex;align-items:center;justify-content:space-between;height:64px}.nav-logo[data-astro-cid-kybpbynz]{font-size:1.25rem;font-weight:700;color:var(--dark);text-decoration:none;white-space:nowrap;transition:color .2s ease;min-height:44px;display:flex;align-items:center}.nav-logo[data-astro-cid-kybpbynz]:hover{color:var(--secondary)}.desktop-nav[data-astro-cid-kybpbynz]{display:flex;align-items:center;gap:.5rem}.nav-link[data-astro-cid-kybpbynz]{padding:.5rem 1rem;color:var(--darkgray);text-decoration:none;font-weight:500;border-radius:.5rem;transition:all .2s ease;white-space:nowrap;background:transparent;border:none;cursor:pointer;font-size:1rem;font-family:inherit;min-height:44px;display:flex;align-items:center}.nav-link[data-astro-cid-kybpbynz]:hover{color:var(--dark);background:var(--highlight)}.nav-link[data-astro-cid-kybpbynz].active{color:var(--secondary);background:var(--highlight)}.nav-dropdown[data-astro-cid-kybpbynz]{position:relative}.dropdown-toggle[data-astro-cid-kybpbynz]{display:flex;align-items:center;gap:.25rem}.arrow[data-astro-cid-kybpbynz]{font-size:.75rem;transition:transform .2s ease}.nav-dropdown[data-astro-cid-kybpbynz]:hover .arrow[data-astro-cid-kybpbynz]{transform:rotate(-180deg)}.dropdown-menu[data-astro-cid-kybpbynz]{position:absolute;top:calc(100% + .5rem);left:0;min-width:200px;background:var(--light);border:1px solid var(--lightgray);border-radius:.5rem;box-shadow:0 4px 12px #0000001a;opacity:0;visibility:hidden;transform:translateY(-10px);transition:all .2s ease;padding:.5rem 0}.nav-dropdown[data-astro-cid-kybpbynz]:hover .dropdown-menu[data-astro-cid-kybpbynz]{opacity:1;visibility:visible;transform:translateY(0)}.dropdown-item[data-astro-cid-kybpbynz]{display:block;padding:.75rem 1rem;color:var(--darkgray);text-decoration:none;transition:all .2s ease;min-height:44px}.dropdown-item[data-astro-cid-kybpbynz]:hover{background:var(--highlight);color:var(--dark)}.dropdown-item[data-astro-cid-kybpbynz].all-categories{color:var(--secondary);font-weight:600}.dropdown-divider[data-astro-cid-kybpbynz]{height:1px;background:var(--lightgray);margin:.5rem 0}.nav-search[data-astro-cid-kybpbynz]{margin-left:1rem;flex-shrink:0;min-width:180px}.nav-search[data-astro-cid-kybpbynz] .search{width:100%}.nav-search[data-astro-cid-kybpbynz] .search-box-button{width:100%;border-radius:.5rem}.nav-wechat-login[data-astro-cid-kybpbynz]{margin-left:.5rem;flex-shrink:0}.mobile-menu-toggle[data-astro-cid-kybpbynz]{display:none;background:none;border:none;padding:.5rem;cursor:pointer;min-width:44px;min-height:44px;justify-content:center;align-items:center;color:var(--darkgray);transition:color .2s ease}.mobile-menu-toggle[data-astro-cid-kybpbynz]:hover,.mobile-menu-toggle[data-astro-cid-kybpbynz].active{color:var(--secondary)}.mobile-menu-toggle[data-astro-cid-kybpbynz] svg[data-astro-cid-kybpbynz]{width:22px;height:22px}.mobile-nav-actions[data-astro-cid-kybpbynz]{display:none;align-items:center;gap:.25rem}.mobile-toc-toggle[data-astro-cid-kybpbynz]{display:flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;padding:.5rem;background:none;border:none;cursor:pointer;color:var(--darkgray);transition:color .2s ease}.mobile-toc-toggle[data-astro-cid-kybpbynz]:hover,.mobile-toc-toggle[data-astro-cid-kybpbynz].active{color:var(--secondary)}.mobile-toc-toggle[data-astro-cid-kybpbynz] svg[data-astro-cid-kybpbynz]{width:20px;height:20px}.mobile-darkmode[data-astro-cid-kybpbynz]{display:flex;align-items:center;justify-content:center;min-width:44px;min-height:44px;padding:.5rem}.mobile-darkmode[data-astro-cid-kybpbynz] .darkmode{width:24px;height:24px}.mobile-darkmode[data-astro-cid-kybpbynz] .darkmode svg{width:24px;height:24px}.mobile-toc-panel[data-astro-cid-kybpbynz]{display:none;position:absolute;top:64px;left:0;right:0;background:var(--light);border-bottom:1px solid var(--lightgray);box-shadow:0 4px 16px #0000001f;max-height:70vh;overflow:hidden;transform:translateY(-10px);opacity:0;visibility:hidden;transition:transform .25s ease,opacity .25s ease,visibility .25s ease;z-index:98;border-radius:0 0 .75rem .75rem}.mobile-toc-panel[data-astro-cid-kybpbynz].active{transform:translateY(0);opacity:1;visibility:visible}.mobile-toc-header[data-astro-cid-kybpbynz]{display:flex;align-items:center;justify-content:space-between;padding:.875rem 1rem;background:linear-gradient(135deg,var(--highlight),var(--light));border-bottom:1px solid var(--lightgray)}.mobile-toc-title[data-astro-cid-kybpbynz]{display:flex;align-items:center;gap:.5rem;font-weight:600;font-size:.9375rem;color:var(--dark)}.mobile-toc-title[data-astro-cid-kybpbynz] svg[data-astro-cid-kybpbynz]{color:var(--secondary)}.mobile-toc-close[data-astro-cid-kybpbynz]{background:none;border:none;padding:.5rem;cursor:pointer;color:var(--gray);min-width:36px;min-height:36px;display:flex;align-items:center;justify-content:center;border-radius:.375rem;transition:all .2s ease}.mobile-toc-close[data-astro-cid-kybpbynz]:hover{color:var(--dark);background:var(--lightgray)}.mobile-toc-nav[data-astro-cid-kybpbynz]{max-height:calc(70vh - 56px);overflow-y:auto;padding:.5rem 0}.mobile-toc-list[data-astro-cid-kybpbynz]{list-style:none;margin:0;padding:0}.mobile-toc-list[data-astro-cid-kybpbynz] li[data-astro-cid-kybpbynz]{margin:0;position:relative}.mobile-toc-list[data-astro-cid-kybpbynz] a[data-astro-cid-kybpbynz]{display:flex;align-items:flex-start;gap:.5rem;padding:.625rem 1rem;color:var(--darkgray);text-decoration:none;font-size:.9375rem;line-height:1.4;min-height:40px;transition:all .2s ease;border-left:3px solid transparent}.mobile-toc-list[data-astro-cid-kybpbynz] a[data-astro-cid-kybpbynz]:hover{background:var(--highlight);color:var(--dark)}.mobile-toc-list[data-astro-cid-kybpbynz] a[data-astro-cid-kybpbynz].active{color:var(--secondary);background:linear-gradient(90deg,rgba(var(--secondary-rgb, 132, 94, 194),.1),transparent);border-left-color:var(--secondary);font-weight:500}.mobile-toc-list[data-astro-cid-kybpbynz] .toc-level-1[data-astro-cid-kybpbynz]{padding-left:1rem;font-weight:600;font-size:.9375rem;color:var(--dark)}.mobile-toc-list[data-astro-cid-kybpbynz] .toc-level-1[data-astro-cid-kybpbynz]:before{content:"▸";color:var(--secondary);font-size:.75rem;margin-right:.375rem;flex-shrink:0}.mobile-toc-list[data-astro-cid-kybpbynz] .toc-level-2[data-astro-cid-kybpbynz]{padding-left:1.5rem;font-size:.9375rem}.mobile-toc-list[data-astro-cid-kybpbynz] .toc-level-2[data-astro-cid-kybpbynz]:before{content:"├";color:var(--gray);font-size:.75rem;margin-right:.375rem;flex-shrink:0}.mobile-toc-list[data-astro-cid-kybpbynz] .toc-level-3[data-astro-cid-kybpbynz]{padding-left:2.25rem;font-size:.875rem}.mobile-toc-list[data-astro-cid-kybpbynz] .toc-level-3[data-astro-cid-kybpbynz]:before{content:"•";color:var(--gray);font-size:.625rem;margin-right:.375rem;flex-shrink:0}.mobile-toc-list[data-astro-cid-kybpbynz] .toc-level-4[data-astro-cid-kybpbynz]{padding-left:3rem;font-size:.8125rem;color:var(--gray)}.mobile-toc-list[data-astro-cid-kybpbynz] .toc-level-4[data-astro-cid-kybpbynz]:before{content:"◦";color:var(--lightgray);font-size:.5rem;margin-right:.375rem;flex-shrink:0}.mobile-toc-empty[data-astro-cid-kybpbynz]{padding:2rem 1rem;text-align:center;color:var(--gray);font-size:.875rem}.mobile-toc-empty[data-astro-cid-kybpbynz]:before{content:"📄";display:block;font-size:2rem;margin-bottom:.5rem}.mobile-menu-overlay[data-astro-cid-kybpbynz]{display:none;position:fixed;inset:0;background:#00000080;z-index:99;opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease}.mobile-menu-overlay[data-astro-cid-kybpbynz].active{opacity:1;visibility:visible}.mobile-menu[data-astro-cid-kybpbynz]{background:var(--light);max-height:100vh;overflow-y:auto;padding-top:64px;transform:translate(100%);transition:transform .3s ease;position:absolute;top:0;right:0;width:80%;max-width:320px;height:100%;box-shadow:-4px 0 12px #0000001a}.mobile-menu-overlay[data-astro-cid-kybpbynz].active .mobile-menu[data-astro-cid-kybpbynz]{transform:translate(0)}.mobile-wechat-login[data-astro-cid-kybpbynz]{padding:1rem;border-bottom:1px solid var(--lightgray)}.mobile-wechat-login[data-astro-cid-kybpbynz] .wechat-login-button{width:100%;justify-content:center}.mobile-wechat-login[data-astro-cid-kybpbynz] .wechat-text{display:inline}.mobile-wechat-login[data-astro-cid-kybpbynz] .user-button{width:100%;justify-content:center}.mobile-wechat-login[data-astro-cid-kybpbynz] .user-name{display:inline;max-width:150px}.mobile-search[data-astro-cid-kybpbynz]{padding:1rem;border-bottom:1px solid var(--lightgray)}.mobile-search[data-astro-cid-kybpbynz] .search,.mobile-search[data-astro-cid-kybpbynz] .search-box-button{width:100%}.mobile-nav-links[data-astro-cid-kybpbynz]{padding:.5rem 0}.mobile-nav-link[data-astro-cid-kybpbynz]{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.5rem;color:var(--darkgray);text-decoration:none;font-weight:500;font-size:1rem;min-height:44px;border:none;background:transparent;width:100%;cursor:pointer;font-family:inherit;transition:background .2s ease}.mobile-nav-link[data-astro-cid-kybpbynz]:hover,.mobile-nav-link[data-astro-cid-kybpbynz]:active{background:var(--highlight)}.mobile-nav-link[data-astro-cid-kybpbynz].active{color:var(--secondary);background:var(--highlight)}.mobile-dropdown[data-astro-cid-kybpbynz]{width:100%}.mobile-dropdown-toggle[data-astro-cid-kybpbynz]{text-align:left}.mobile-arrow[data-astro-cid-kybpbynz]{font-size:.75rem;transition:transform .2s ease}.mobile-dropdown[data-astro-cid-kybpbynz].active .mobile-arrow[data-astro-cid-kybpbynz]{transform:rotate(-180deg)}.mobile-dropdown-menu[data-astro-cid-kybpbynz]{display:none;background:var(--highlight)}.mobile-dropdown[data-astro-cid-kybpbynz].active .mobile-dropdown-menu[data-astro-cid-kybpbynz]{display:block}.mobile-dropdown-item[data-astro-cid-kybpbynz]{display:block;padding:.875rem 2rem;color:var(--darkgray);text-decoration:none;font-size:.9375rem;min-height:44px;transition:background .2s ease}.mobile-dropdown-item[data-astro-cid-kybpbynz]:hover,.mobile-dropdown-item[data-astro-cid-kybpbynz]:active{background:var(--lightgray)}@media(max-width:767px){.nav-container[data-astro-cid-kybpbynz]{padding:0 1rem}.desktop-nav[data-astro-cid-kybpbynz]{display:none}.mobile-nav-actions[data-astro-cid-kybpbynz],.mobile-menu-toggle[data-astro-cid-kybpbynz]{display:flex}.mobile-menu-overlay[data-astro-cid-kybpbynz],.mobile-toc-panel[data-astro-cid-kybpbynz]{display:block}}