:root{--color-white: #FFFFFF;--color-blue: #000090;--color-orange: #FF7E00;--color-black: #0A0A14;--color-panel: #12121c}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--color-black);color:var(--color-white);font-family:Inter,system-ui,-apple-system,sans-serif}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--color-black)}::-webkit-scrollbar-thumb{background:#333;border-radius:4px}.layout-container{display:flex;height:100vh;width:100vw;overflow:hidden}.sidebar{width:280px;background-color:var(--color-black);border-right:1px solid rgba(255,255,255,.05);display:flex;flex-direction:column;padding:24px 16px 0}.logo-area{display:flex;align-items:center;margin-bottom:40px;padding:0 16px}.logo-area h2{font-size:1.4rem;font-weight:800;color:var(--color-white);text-transform:uppercase;letter-spacing:1px}.logo-area span{color:var(--color-orange)}.menu{display:flex;flex-direction:column;gap:8px}.menu-item{position:relative;display:flex;align-items:center;gap:12px;padding:14px 16px;color:#ffffffb3;text-decoration:none;border-radius:12px;transition:all .2s ease;font-size:1rem;font-weight:500}.menu-item:hover,.menu-item.active{background-color:#181722;color:var(--color-white)}.menu-item.active:before{content:"";position:absolute;left:0;top:15%;height:70%;width:4px;background-color:var(--color-orange);border-radius:0 4px 4px 0}.icon-wrapper{display:flex;align-items:center;justify-content:center;width:32px;height:32px;background-color:#ffffff0d;border-radius:8px;color:var(--color-white)}.menu-item.active .icon-wrapper{color:var(--color-orange);background-color:#ff7e001a}.admin-profile{margin-top:auto;display:flex;align-items:center;gap:12px;border-top:1px solid rgba(255,255,255,.05);margin-left:-16px;margin-right:-16px;padding:20px 16px 20px 24px}.admin-avatar{width:36px;height:36px;background-color:#181722;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700;color:var(--color-white)}.admin-info{display:flex;flex-direction:column;flex:1}.admin-name{font-size:.9rem;font-weight:600;color:var(--color-white)}.admin-status{font-size:.75rem;color:#0f8}.logout-icon{color:#ffffff80;cursor:pointer;transition:color .2s;margin-right:16px}.logout-icon:hover{color:var(--color-orange)}.main-wrapper{flex:1;display:flex;flex-direction:column;background-color:var(--color-black)}.header{height:70px;display:flex;align-items:center;justify-content:flex-end;padding:0 32px;border-bottom:1px solid rgba(255,255,255,.05);gap:24px}.header-status{display:flex;align-items:center;gap:8px;background-color:#ffffff0d;padding:8px 16px;border-radius:20px;font-size:.85rem}.status-dot{width:8px;height:8px;background-color:#0f8;border-radius:50%}.header-actions{display:flex;gap:16px}.icon-orange{color:var(--color-orange);cursor:pointer;transition:opacity .2s}.icon-orange:hover{opacity:.8}.workspace{flex:1;padding:32px;overflow-y:auto;background-color:var(--color-black)}.kb-container{display:flex;gap:24px;height:calc(100vh - 134px)}.kb-sidebar{width:320px;background-color:var(--color-panel);border-radius:16px;border:1px solid rgba(255,255,255,.05);display:flex;flex-direction:column;overflow:hidden}.kb-sidebar-header{padding:20px;border-bottom:1px solid rgba(255,255,255,.05);display:flex;justify-content:space-between;align-items:center}.kb-sidebar-header h3{font-size:1.1rem;font-weight:600}.add-topic-btn{background:transparent;border:1px solid var(--color-orange);color:var(--color-orange);width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s}.add-topic-btn:hover{background:var(--color-orange);color:var(--color-white)}.kb-topic-list{padding:16px;overflow-y:auto;display:flex;flex-direction:column;gap:4px}.kb-topic-item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:8px;cursor:pointer;color:#fffc;transition:background .2s;-webkit-user-select:none;user-select:none}.kb-topic-item:hover{background-color:#ffffff0d}.kb-topic-item.active{background-color:#181722;color:var(--color-white);border-left:3px solid var(--color-orange)}.kb-subtopics{padding-left:32px;display:flex;flex-direction:column;gap:2px;margin-top:4px}.kb-subtopic-item{padding:8px 12px;border-radius:8px;cursor:pointer;color:#fff9;font-size:.9rem;display:flex;align-items:center;gap:8px}.kb-subtopic-item:hover{color:var(--color-white);background-color:#ffffff08}.kb-subtopic-item.active{color:var(--color-orange);font-weight:500}.kb-content{flex:1;background-color:var(--color-panel);border-radius:16px;border:1px solid rgba(255,255,255,.05);display:flex;flex-direction:column;overflow:hidden}.kb-content-header{padding:24px 32px;border-bottom:1px solid rgba(255,255,255,.05);display:flex;justify-content:space-between;align-items:flex-start}.kb-content-header h2{font-size:1.5rem;font-weight:600;margin-bottom:8px}.kb-breadcrumbs{font-size:.85rem;color:#fff6;display:flex;align-items:center;gap:6px}.kb-edit-btn{background-color:var(--color-orange);color:var(--color-white);border:none;padding:10px 20px;border-radius:8px;font-weight:500;cursor:pointer;display:flex;align-items:center;gap:8px;transition:opacity .2s}.kb-edit-btn:hover{opacity:.9}.kb-article{padding:32px;overflow-y:auto;color:#ffffffd9;line-height:1.6}.kb-editor{padding:24px 32px;display:flex;flex-direction:column;gap:16px;height:100%}.editor-toolbar{display:flex;gap:8px;padding:12px;background-color:var(--color-black);border-radius:8px;border:1px solid rgba(255,255,255,.1)}.toolbar-btn{background:transparent;border:none;color:#fff9;width:32px;height:32px;border-radius:6px;cursor:pointer;display:flex;align-items:center;justify-content:center}.toolbar-btn:hover{background-color:#ffffff1a;color:var(--color-white)}.editor-textarea{flex:1;background-color:transparent;border:none;color:var(--color-white);font-family:inherit;font-size:1rem;line-height:1.6;resize:none;outline:none}