:root{--bg-body:#f5f5f9;--bg-card:#fff;--bg-subnav:#fff;--bg-footer:#fff;--text-primary:#566a7f;--text-heading:#384551;--text-muted:#a1acb8;--border-color:#d9dee3;--shadow-card:0 2px 6px 0 #4359711f;--accent:#6366f1;--accent-light:#eef0ff;--card-hover-bg:#f8f9ff;--badge-bg:#f0f0ff;--badge-color:#6366f1;--icon-color:#6366f1;--scrollbar-thumb:#d4d4d4;--scrollbar-track:transparent}[data-theme=dark]{--bg-body:#1a1a2e;--bg-card:#16213e;--bg-subnav:#0f3460;--bg-footer:#16213e;--text-primary:#b0b8c8;--text-heading:#e0e4ec;--text-muted:#6b7394;--border-color:#2a2f4e;--shadow-card:0 2px 8px #0000004d;--accent:#818cf8;--accent-light:#1e2040;--card-hover-bg:#1a2240;--badge-bg:#1e2040;--badge-color:#a5b4fc;--icon-color:#818cf8;--scrollbar-thumb:#3a3f6e;--scrollbar-track:#16213e}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg-body);color:var(--text-primary);min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.6;transition:background .3s,color .3s}a{color:var(--accent);text-decoration:none}a:hover{opacity:.85}ul{list-style:none}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--scrollbar-track)}::-webkit-scrollbar-thumb{background:var(--scrollbar-thumb);border-radius:3px}.layout{flex-direction:column;min-height:100vh;display:flex}.main{flex:1;width:100%;max-width:1320px;margin:0 auto;padding:24px}.subnav{background:var(--bg-subnav);border-bottom:1px solid var(--border-color);z-index:100;justify-content:space-between;align-items:center;gap:16px;height:52px;padding:0 24px;display:flex;position:sticky;top:0}.subnav-tabs{gap:4px;display:flex}.subnav-tab{color:var(--text-muted);cursor:pointer;border-radius:8px;padding:8px 16px;font-size:14px;transition:background .2s,color .2s}.subnav-tab:hover{background:var(--accent-light);color:var(--accent)}.subnav-tab.active{background:var(--accent-light);color:var(--accent);font-weight:600}.subnav-actions{align-items:center;gap:12px;display:flex}.search-box{background:var(--bg-body);border:1px solid var(--border-color);border-radius:8px;align-items:center;gap:6px;padding:6px 12px;transition:border-color .2s;display:flex}.search-box:focus-within{border-color:var(--accent)}.search-icon{opacity:.5;font-size:14px}.search-input{color:var(--text-primary);background:0 0;border:none;outline:none;width:160px;font-size:14px}.search-input::placeholder{color:var(--text-muted)}.theme-toggle{border:1px solid var(--border-color);cursor:pointer;background:0 0;border-radius:8px;padding:6px 10px;font-size:16px;line-height:1;transition:background .2s}.theme-toggle:hover{background:var(--accent-light)}.card{background:var(--bg-card);border:1px solid var(--border-color);box-shadow:var(--shadow-card);border-radius:12px;margin-bottom:20px;padding:20px}.card-header{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.card-title{color:var(--text-heading);font-size:18px;font-weight:600}.muted{color:var(--text-muted);font-size:13px}.page-title{color:var(--text-heading);margin-bottom:20px;font-size:24px;font-weight:700}.tool-grid{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}.tool-card{background:var(--bg-card);border:1px solid var(--border-color);cursor:pointer;color:inherit;border-radius:12px;padding:20px;text-decoration:none;transition:transform .2s,box-shadow .2s;display:block}.tool-card:hover{transform:translateY(-2px);box-shadow:0 4px 16px #0000001a}.tool-card-icon{margin-bottom:8px;font-size:28px}.tool-card-title{color:var(--text-heading);margin-bottom:4px;font-size:16px;font-weight:600}.tool-card-subtitle{color:var(--text-muted);font-size:13px}.tool-card.external:after{content:" ↗";color:var(--text-muted);font-size:12px}.no-results{text-align:center;color:var(--text-muted);padding:48px 0;font-size:15px}.tool-toolbar{flex-wrap:wrap;gap:8px;margin-bottom:16px;display:flex}.tool-body{flex-direction:column;gap:12px;display:flex}.tool-textarea{border:1px solid var(--border-color);background:var(--bg-body);width:100%;min-height:200px;color:var(--text-primary);resize:vertical;border-radius:8px;outline:none;padding:12px;font-family:SF Mono,Fira Code,Consolas,monospace;font-size:13px;line-height:1.6;transition:border-color .2s}.tool-textarea:focus{border-color:var(--accent)}.btn{border:1px solid var(--border-color);background:var(--bg-card);color:var(--text-primary);cursor:pointer;white-space:nowrap;border-radius:8px;padding:8px 16px;font-size:13px;transition:background .2s,border-color .2s}.btn:hover{background:var(--accent-light);border-color:var(--accent)}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{opacity:.9}.snackbar{background:var(--text-heading);color:#fff;z-index:9999;opacity:0;pointer-events:none;border-radius:8px;padding:10px 24px;font-size:14px;transition:transform .3s,opacity .3s;position:fixed;bottom:24px;left:50%;transform:translate(-50%)translateY(80px)}.snackbar--show{opacity:1;transform:translate(-50%)translateY(0)}.footer{text-align:center;color:var(--text-muted);background:var(--bg-footer);border-top:1px solid var(--border-color);padding:20px;font-size:13px}.status-bar{flex-wrap:wrap;gap:24px;display:flex}.status-item{align-items:center;gap:8px;display:flex}.status-label{color:var(--text-muted);font-size:13px}.status-value{color:var(--text-heading);font-size:14px;font-weight:600}.status-dot{border-radius:50%;width:8px;height:8px;display:inline-block}.status-dot.running{background:#22c55e}.status-dot.stopped{background:#ef4444}.status-dot.idle{background:#f59e0b}.alerts-table{border-collapse:collapse;width:100%;font-size:13px}.alerts-table th{text-align:left;border-bottom:2px solid var(--border-color);color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;padding:10px 12px;font-size:12px;font-weight:500}.alerts-table td{border-bottom:1px solid var(--border-color);color:var(--text-primary);padding:10px 12px}.signal-long{color:#22c55e;font-weight:600}.signal-short{color:#ef4444;font-weight:600}.cmd-section{margin-bottom:24px}.cmd-section h3{color:var(--text-heading);border-bottom:1px solid var(--border-color);margin-bottom:12px;padding-bottom:8px;font-size:16px}.cmd-table{border-collapse:collapse;width:100%;font-size:13px}.cmd-table th{text-align:left;border-bottom:2px solid var(--border-color);color:var(--text-muted);padding:8px 12px;font-weight:500}.cmd-table td{border-bottom:1px solid var(--border-color);padding:8px 12px;font-family:SF Mono,Fira Code,Consolas,monospace;font-size:13px}.cmd-table td:last-child{color:var(--text-muted);font-family:inherit}@media (width<=992px){.tool-grid{grid-template-columns:repeat(2,1fr)}.subnav{flex-wrap:wrap;height:auto;padding:8px 16px}.subnav-tabs{order:1;width:100%;overflow-x:auto}}@media (width<=640px){.tool-grid{grid-template-columns:1fr}.main{padding:16px}.search-input{width:100px}}