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var(--line);background:var(--surface);border-radius:18px;padding:28px}.topic-badge{color:#8db8ff;align-items:center;gap:6px;font-size:13px;display:flex}.topic-card h1,.topic-editor h1{margin:16px 0 10px;font-size:28px;line-height:1.35}.topic-description{color:var(--muted);margin:0;line-height:1.8}.topic-meta{grid-template-columns:repeat(2,1fr);gap:10px;margin:22px 0 0;display:grid}.topic-meta div{border:1px solid var(--line);border-radius:12px;padding:12px}.topic-meta dt{color:var(--muted);font-size:12px}.topic-meta dd{margin:4px 0 0}.topic-actions{flex-wrap:wrap;align-items:center;gap:8px;margin-top:20px;display:flex}.topic-actions button,.topic-editor button{border:1px solid var(--line);cursor:pointer;background:#ffffff0f;border-radius:9px;height:38px;padding:0 13px}.topic-actions button:first-child,.topic-primary{color:#fff;background:#2f6fdd!important;border-color:#2f6fdd!important}.topic-actions span,.topic-editor-actions span{color:var(--muted);font-size:12px}.topic-resource-list{gap:10px;margin:14px 0 0;padding:0;list-style:none;display:grid}.topic-resource-list li{border:1px solid var(--line);background:#ffffff09;border-radius:14px;justify-content:space-between;align-items:center;gap:16px;padding:17px;display:flex}.topic-resource-list strong{overflow-wrap:anywhere;display:block}.topic-resource-list p{color:var(--muted);margin:4px 0;font-size:12px;line-height:20px}.topic-resource-list small{color:var(--muted);font-size:11px}.topic-resource-list a{color:#8db8ff;flex:none;align-items:center;gap:5px;font-size:12px;text-decoration:none;display:flex}.topic-editor{gap:14px;display:grid}.topic-editor label{color:var(--muted);gap:6px;font-size:13px;display:grid}.topic-editor input,.topic-editor textarea{border:1px solid var(--line);background:var(--surface2);width:100%;color:var(--text);resize:vertical;border-radius:9px;padding:10px 12px}.topic-editor h2{margin:6px 0 0;font-size:17px}.topic-editor ul{gap:8px;margin:0;padding:0;list-style:none;display:grid}.topic-editor li{border:1px solid var(--line);border-radius:8px;justify-content:space-between;align-items:center;padding:9px 11px;display:flex}.topic-editor li button{height:30px;padding:0 9px}.topic-add-resource{gap:8px;display:flex}.topic-editor-actions{align-items:center;gap:10px;margin-top:4px;display:flex}@media (max-width:900px){.header-nav{display:none}.search-dashboard{grid-template-columns:1fr}.search-overview{border:0;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:16px;padding:0;display:grid}.search-overview h2{display:none}.overview-card{margin:0;padding:10px}.overview-card strong{font-size:17px}.overview-card p{display:none}.search-main{padding-right:0}.result-grid{grid-template-columns:1fr}}@media (max-width:640px){.site-header,.header-inner{height:116px}.header-inner{grid-template-rows:60px 42px;grid-template-columns:1fr auto;gap:4px 10px;padding:0 12px 10px;display:grid}.brand{grid-area:1/1}.header-actions,.theme-toggle{grid-area:1/2}.header-search{grid-area:2/1/auto/-1;width:100%;height:42px;display:flex}.brand{min-width:0}.theme-toggle span{display:none}.page-shell{width:calc(100% - 20px);padding-top:128px}.search-dashboard{border-radius:16px;gap:18px;min-height:0;padding:16px}.search-heading{height:auto;min-height:0;margin-bottom:18px}.search-heading h1{font-size:20px}.search-heading p{font-size:13px;line-height:22px}.brand-chip{display:none}.hot-row{margin-top:0;display:block}.hot-row>span{width:auto;margin-bottom:10px;display:block}.hot-cloud{scrollbar-width:none;gap:8px;width:100%;max-width:100%;padding-bottom:4px;display:flex;overflow-x:auto}.hot-cloud::-webkit-scrollbar{display:none}.hot-cloud button{flex:0 0 calc(33.3333% - 5.33333px);justify-content:center;min-width:0;height:38px;padding:0 10px}.hot-cloud button small{display:none}.search-overview{border:1px solid var(--line);background:#ffffff06;border-radius:14px;gap:0;margin-top:0;overflow:hidden}.overview-card{text-align:center;background:0 0;border:0;border-radius:0;height:92px;padding:14px 4px}.overview-card+.overview-card{border-left:1px solid var(--line)}.overview-card span{white-space:nowrap;text-overflow:ellipsis;justify-content:center;align-items:center;gap:4px;font-size:11px;display:flex;overflow:hidden}.overview-card span svg{flex:none;width:13px;height:13px;display:block}.overview-card strong{margin:11px 0 0;font-size:21px;line-height:1}.rail{height:336px;padding-inline:10px;overflow-x:auto}.poster-card{width:160px;height:312px}.poster-card img{height:214px}.guide>div{grid-template-columns:1fr}.result-grid{padding:10px}.result-card{padding:13px}.search-page-shell{width:calc(100% - 20px);padding-top:128px}.search-page-shell .results-toolbar{height:56px}.search-page-shell .result-grid{grid-template-columns:1fr}.results-toolbar-actions{gap:4px}.topic-create-button{text-overflow:ellipsis;white-space:nowrap;max-width:120px;overflow:hidden}.detail-card,.detail-tips{padding:18px}.detail-card h1{font-size:22px}.detail-card dl{grid-template-columns:1fr}.topic-shell,.topic-editor-shell{width:calc(100% - 20px);padding-top:128px}.topic-card,.topic-editor{padding:18px}.topic-card h1,.topic-editor h1{font-size:22px}.topic-resource-list li{flex-direction:column;align-items:flex-start}.topic-resource-list a{align-self:flex-start}.topic-meta{grid-template-columns:1fr}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 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