:root{--bg: #0a0a0a;--bg-secondary: #141414;--bg-tertiary: #1a1a1a;--border: #2a2a2a;--text: #fafafa;--text-secondary: #888;--accent: #3b82f6;--accent-hover: #2563eb}body{background:var(--bg);color:var(--text);min-height:100vh}.app{display:flex;min-height:100vh}.sidebar{width:280px;background:var(--bg-secondary);border-right:1px solid var(--border);padding:20px;display:flex;flex-direction:column;gap:24px;position:fixed;height:100vh;overflow-y:auto}.logo{font-size:24px;font-weight:700;color:var(--text);display:flex;align-items:center;gap:8px}.search-wrapper{position:relative}.search-icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-secondary)}.search-input{width:100%;padding:10px 14px 10px 38px;background:var(--bg-tertiary);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:14px;outline:none}.search-input:focus{border-color:var(--accent)}.search-input::placeholder{color:var(--text-secondary)}.filter-section{display:flex;flex-direction:column;gap:8px}.filter-title{font-size:12px;text-transform:uppercase;color:var(--text-secondary);font-weight:600;letter-spacing:.5px}.filter-list{display:flex;flex-direction:column;gap:4px}.filter-item{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:6px;cursor:pointer;transition:background .15s;font-size:14px}.filter-item:hover{background:var(--bg-tertiary)}.filter-item.active{background:var(--accent);color:#fff}.filter-count{margin-left:auto;font-size:12px;color:var(--text-secondary);background:var(--bg-tertiary);padding:2px 6px;border-radius:4px}.filter-item.active .filter-count{background:#fff3;color:#fff}.main{flex:1;margin-left:280px;padding:24px}.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}.card{background:var(--bg-secondary);border-radius:12px;overflow:hidden;border:1px solid var(--border);cursor:pointer;transition:transform .15s,border-color .15s}.card:hover{transform:translateY(-2px);border-color:var(--accent)}.card-thumbnail{width:100%;aspect-ratio:1;object-fit:cover;background:var(--bg-tertiary)}.card-placeholder{display:flex;align-items:center;justify-content:center;color:var(--text-secondary)}.card-text-preview{display:flex;flex-direction:column;padding:16px;gap:8px}.text-preview-title{font-size:14px;font-weight:600;color:var(--text);line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.text-preview-desc{font-size:12px;color:var(--text-secondary);line-height:1.4;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.text-preview-source{font-size:11px;color:var(--accent);margin-top:auto}.card-info{padding:12px}.card-title{font-size:14px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:4px}.card-meta{font-size:12px;color:var(--text-secondary);display:flex;align-items:center;gap:8px}.card-type{background:var(--bg-tertiary);padding:2px 6px;border-radius:4px;text-transform:uppercase;font-size:10px;font-weight:600}.card-tags{display:flex;flex-wrap:wrap;gap:4px;margin-top:8px}.card-tag{font-size:11px;color:var(--accent);background:#3b82f61a;padding:2px 6px;border-radius:4px}.loading,.empty{display:flex;align-items:center;justify-content:center;height:300px;color:var(--text-secondary);font-size:14px}.loading-more{text-align:center;padding:20px;color:var(--text-secondary);font-size:14px}.auth-loading{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;gap:16px;color:var(--text)}.login-page{display:flex;align-items:center;justify-content:center;height:100vh;background:var(--bg)}.login-card{background:var(--bg-secondary);border:1px solid var(--border);border-radius:16px;padding:48px;text-align:center;max-width:400px}.login-logo{display:flex;align-items:center;justify-content:center;gap:12px;font-size:32px;font-weight:700;margin-bottom:16px}.login-text{color:var(--text-secondary);margin-bottom:32px}.login-button{display:flex;align-items:center;justify-content:center;gap:10px;width:100%;padding:14px 24px;background:#fff;color:#333;border:none;border-radius:8px;font-size:16px;font-weight:500;cursor:pointer;transition:background .15s}.login-button:hover{background:#f0f0f0}.sidebar-header{display:flex;align-items:center;justify-content:space-between}.logout-button{background:transparent;border:none;color:var(--text-secondary);cursor:pointer;padding:8px;border-radius:6px;display:flex;align-items:center;justify-content:center}.logout-button:hover{background:var(--bg-tertiary);color:var(--text)}.user-info{margin-top:auto;padding-top:16px;border-top:1px solid var(--border);display:flex;align-items:center;gap:10px}.user-avatar{width:32px;height:32px;border-radius:50%}.user-email{font-size:12px;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#000c;display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--bg-secondary);border-radius:16px;max-width:90vw;max-height:90vh;overflow:hidden;display:flex;flex-direction:column}.modal-content{max-height:70vh;overflow:auto}.modal-media{max-width:100%;max-height:60vh;object-fit:contain}.modal-info{padding:20px}.modal-title{font-size:18px;font-weight:600;margin-bottom:12px}.modal-meta{display:flex;flex-direction:column;gap:8px;font-size:14px;color:var(--text-secondary)}.modal-close{position:absolute;top:20px;right:20px;background:var(--bg-secondary);border:none;color:var(--text);width:40px;height:40px;border-radius:50%;cursor:pointer;font-size:20px;display:flex;align-items:center;justify-content:center}