.app-shell[data-v-ca2cf2ef]{flex-direction:column;min-height:100vh;display:flex}.topbar[data-v-ca2cf2ef]{z-index:100;background:var(--bg-card);border-bottom:1px solid var(--border-color);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);position:sticky;top:0}.tb-inner[data-v-ca2cf2ef]{align-items:center;gap:24px;max-width:1300px;height:52px;margin:0 auto;padding:0 20px;display:flex}.logo-group[data-v-ca2cf2ef]{flex-shrink:0;align-items:center;gap:8px;text-decoration:none;display:flex}.logo-icon[data-v-ca2cf2ef]{font-size:22px}.logo-text[data-v-ca2cf2ef]{color:var(--text-primary);font-size:16px;font-weight:700}.main-nav[data-v-ca2cf2ef]{flex:1;gap:4px;display:flex}.nav-item[data-v-ca2cf2ef]{color:var(--text-secondary);border-radius:8px;padding:8px 14px;font-size:14px;text-decoration:none;transition:all .15s}.nav-item[data-v-ca2cf2ef]:hover{color:var(--text-primary);background:var(--bg-primary)}.nav-item.active[data-v-ca2cf2ef]{color:#fff;background:var(--accent-primary)}.tb-actions[data-v-ca2cf2ef]{flex-shrink:0;align-items:center;gap:8px;display:flex}.tb-btn[data-v-ca2cf2ef]{border:1px solid var(--border-color);background:var(--bg-card);width:32px;height:32px;color:var(--text-secondary);cursor:pointer;border-radius:8px;justify-content:center;align-items:center;font-size:13px;font-weight:600;display:flex}.tb-btn[data-v-ca2cf2ef]:hover{background:var(--bg-primary);color:var(--text-primary)}.user-menu[data-v-ca2cf2ef]{cursor:pointer;position:relative}.user-avatar[data-v-ca2cf2ef]{background:var(--bg-primary);border-radius:50%;justify-content:center;align-items:center;width:34px;height:34px;font-size:16px;display:flex}.dropdown[data-v-ca2cf2ef]{background:var(--bg-card);border:1px solid var(--border-color);border-radius:10px;min-width:160px;padding:6px;position:absolute;top:42px;right:0;box-shadow:0 8px 24px #0000004d}.dropdown-item[data-v-ca2cf2ef]{color:var(--text-secondary);cursor:pointer;border-radius:6px;padding:8px 12px;font-size:13px;text-decoration:none;display:block}.dropdown-item[data-v-ca2cf2ef]:hover{background:var(--bg-primary);color:var(--text-primary)}.main-content[data-v-ca2cf2ef]{flex:1;padding:24px 20px}.btn-sm[data-v-ca2cf2ef]{padding:6px 12px;font-size:12px}:root{--bg-primary:#0a0a0a;--bg-secondary:#111827;--bg-card:#ffffff08;--bg-card-hover:#ffffff0d;--bg-input:#ffffff0d;--text-primary:#fff;--text-secondary:#9ca3af;--text-muted:#6b7280;--accent-primary:#3b82f6;--accent-secondary:#8b5cf6;--border-color:#ffffff14;--border-hover:#3b82f64d;--gradient-primary:linear-gradient(135deg, #3b82f6, #8b5cf6);--gradient-text:linear-gradient(135deg, #3b82f6, #8b5cf6);--shadow-primary:#3b82f626;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--green:#10b981;--red:#ef4444;--orange:#f59e0b}.light-theme{--bg-primary:#fff;--bg-secondary:#f3f4f6;--bg-card:#00000005;--bg-card-hover:#0000000a;--bg-input:#00000008;--text-primary:#111827;--text-secondary:#4b5563;--text-muted:#9ca3af;--accent-primary:#2563eb;--accent-secondary:#7c3aed;--border-color:#00000014;--border-hover:#2563eb4d;--gradient-primary:linear-gradient(135deg, #2563eb, #7c3aed);--gradient-text:linear-gradient(135deg, #2563eb, #7c3aed);--shadow-primary:#2563eb26}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;font-size:14px;line-height:1.6;transition:background .3s,color .3s}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--accent-primary);border-radius:4px}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideIn{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}@keyframes skeleton-loading{0%{background-position:200% 0}to{background-position:-200% 0}}.animate-fade-in{animation:.5s forwards fadeIn}.animate-slide-in{animation:.4s forwards slideIn}.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px;transition:all .3s}.card:hover{background:var(--bg-card-hover);border-color:var(--border-hover)}.btn{cursor:pointer;color:var(--text-secondary);background:0 0;border:1px solid #0000;border-radius:10px;align-items:center;gap:8px;padding:10px 20px;font-size:14px;font-weight:600;transition:all .3s;display:inline-flex}.btn:hover{background:var(--bg-card-hover);color:var(--text-primary)}.btn-primary{background:var(--gradient-primary);color:#fff;box-shadow:0 4px 12px var(--shadow-primary)}.btn-primary:hover{box-shadow:0 8px 24px var(--shadow-primary);transform:translateY(-2px)}.btn-secondary{background:var(--bg-card);border-color:var(--border-color)}.btn-secondary:hover{background:var(--bg-card-hover);border-color:var(--border-hover)}.btn-ghost{color:var(--text-secondary);padding:8px 16px}.btn-ghost:hover{background:var(--bg-card);color:var(--text-primary)}.btn:disabled{opacity:.4;cursor:default;transform:none!important}input,select{background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-primary);outline:none;padding:10px 14px;font-size:14px;transition:border-color .2s}input:focus,select:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px #3b82f61a}input::placeholder{color:var(--text-muted)}select option{background:var(--bg-secondary);color:var(--text-primary)}.search-box{background:var(--bg-input);border:1px solid var(--border-color);border-radius:var(--radius-md);align-items:center;gap:12px;padding:12px 20px;transition:all .3s;display:flex}.search-box:focus-within{border-color:var(--accent-primary);box-shadow:0 0 0 3px #3b82f61a}.search-box input{background:0 0;border:none;flex:1;padding:0;font-size:15px}.search-box input:focus{box-shadow:none}.stat-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);text-align:center;padding:24px;transition:all .3s}.stat-card:hover{background:var(--bg-card-hover);border-color:var(--border-hover)}.stat-number{background:var(--gradient-text);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:36px;font-weight:700}.stat-label{color:var(--text-secondary);margin-top:4px;font-size:14px}.material-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;padding:20px;transition:all .3s}.material-card:hover{border-color:var(--border-hover);background:#3b82f60d;transform:translateY(-2px)}.material-id{color:var(--text-muted);margin-top:4px;font-family:Courier New,monospace;font-size:12px}.tag{background:var(--bg-card);border:1px solid var(--border-color);color:var(--text-secondary);cursor:pointer;border-radius:6px;align-items:center;padding:6px 12px;font-size:12px;font-weight:500;transition:all .2s;display:inline-flex}.tag:hover,.tag.active{color:var(--accent-primary);border-color:var(--border-hover);background:#3b82f626}.badge{border-radius:12px;padding:4px 10px;font-size:11px;font-weight:600;display:inline-block}.badge-nitride{color:#3b82f6;background:#3b82f633}.badge-carbide{color:#8b5cf6;background:#8b5cf633}.badge-literature{color:var(--orange);background:#f59e0b33}.badge-computation{color:var(--green);background:#10b98133}.data-table{border-collapse:collapse;width:100%}.data-table thead{background:var(--bg-card)}.data-table th{text-align:left;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--border-color);padding:12px 16px;font-size:12px;font-weight:600}.data-table td{border-bottom:1px solid var(--border-color);color:var(--text-primary);padding:14px 16px}.data-table tbody tr{transition:background .2s}.data-table tbody tr:hover{background:#3b82f60d}.progress-bar{background:var(--bg-input);border-radius:4px;width:100%;height:8px;overflow:hidden}.progress-fill{background:var(--gradient-primary);border-radius:4px;height:100%;transition:width .5s}.pagination{justify-content:center;align-items:center;gap:6px;padding:12px 0;display:flex}.pagination button{border:1px solid var(--border-color);border-radius:var(--radius-sm);background:var(--bg-card);color:var(--text-secondary);cursor:pointer;padding:8px 14px;font-size:13px;transition:all .2s}.pagination button:hover{background:var(--bg-card-hover);color:var(--text-primary)}.pagination button.active{background:var(--gradient-primary);color:#fff;border-color:#0000}.pagination button:disabled{opacity:.4;cursor:default}.pagination .page-info{color:var(--text-muted);margin:0 8px;font-size:13px}.loading-spinner{color:var(--text-muted);justify-content:center;align-items:center;padding:60px;display:flex}.empty-state{text-align:center;color:var(--text-muted);padding:60px}.empty-state .icon{margin-bottom:12px;font-size:48px}.skeleton{border-radius:var(--radius-sm);background:linear-gradient(90deg,#ffffff0d 25%,#ffffff1a 50%,#ffffff0d 75%) 0 0/200% 100%;animation:1.5s infinite skeleton-loading}.page-header{align-items:baseline;gap:12px;margin-bottom:20px;display:flex}.page-header h2{font-size:24px;font-weight:700}.page-count{color:var(--text-secondary);font-size:14px}.chart-container{width:100%;height:350px}.chart-controls{margin-bottom:12px}.chart-controls h3{margin-bottom:8px;font-size:16px;font-weight:600}.control-row{flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;display:flex}.control-row label{color:var(--text-secondary);white-space:nowrap}