:root{--bg: #0f1117;--bg-card: #1a1d27;--bg-hover: #242836;--bg-input: #161922;--border: #2a2e3a;--text: #e4e6ed;--text-dim: #8b8fa3;--accent: #6366f1;--accent-hover: #818cf8;--success: #22c55e;--warning: #f59e0b;--error: #ef4444;--info: #3b82f6;--radius: 8px;--sidebar-w: 240px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}a{color:var(--accent);text-decoration:none}a:hover{color:var(--accent-hover)}.app-layout{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-w);background:var(--bg-card);border-right:1px solid var(--border);padding:20px 0;position:fixed;top:0;left:0;bottom:0;overflow-y:auto;z-index:100}.sidebar-logo{padding:0 20px 20px;border-bottom:1px solid var(--border);margin-bottom:10px}.sidebar-logo h1{font-size:16px;font-weight:700;color:var(--accent)}.sidebar-logo p{font-size:11px;color:var(--text-dim);margin-top:2px}.sidebar-nav{list-style:none}.sidebar-nav li a{display:flex;align-items:center;gap:10px;padding:10px 20px;color:var(--text-dim);font-size:14px;transition:all .15s}.sidebar-nav li a:hover,.sidebar-nav li a.active{background:var(--bg-hover);color:var(--text)}.sidebar-nav li a.active{border-left:3px solid var(--accent);padding-left:17px}.main-content{margin-left:var(--sidebar-w);flex:1;padding:24px 32px;min-height:100vh}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.page-header h2{font-size:22px;font-weight:600}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:16px}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.card-header h3{font-size:16px;font-weight:600}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.stat-card .label{font-size:12px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px}.stat-card .value{font-size:28px;font-weight:700;margin:4px 0}.stat-card .sub{font-size:12px;color:var(--text-dim)}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-card);color:var(--text);font-size:13px;cursor:pointer;transition:all .15s}.btn:hover{background:var(--bg-hover)}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-danger{color:var(--error);border-color:var(--error)}.btn-danger:hover{background:#ef44441a}.btn-sm{padding:4px 10px;font-size:12px}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:13px;font-weight:500;margin-bottom:6px;color:var(--text-dim)}.form-input{width:100%;padding:8px 12px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-size:14px}.form-input:focus{outline:none;border-color:var(--accent)}textarea.form-input{min-height:100px;resize:vertical;font-family:Cascadia Code,Fira Code,monospace}.table-wrapper{overflow-x:auto}table{width:100%;border-collapse:collapse}th{text-align:left;font-size:12px;font-weight:500;color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px;padding:10px 12px;border-bottom:1px solid var(--border)}td{padding:12px;border-bottom:1px solid var(--border);font-size:14px}tr:hover{background:var(--bg-hover)}.badge{display:inline-block;padding:2px 8px;border-radius:12px;font-size:11px;font-weight:500}.badge-success{background:#22c55e26;color:var(--success)}.badge-error{background:#ef444426;color:var(--error)}.badge-warning{background:#f59e0b26;color:var(--warning)}.badge-info{background:#3b82f626;color:var(--info)}.badge-neutral{background:var(--bg-hover);color:var(--text-dim)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:1000}.modal{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;width:90%;max-width:700px;max-height:85vh;overflow-y:auto;padding:24px}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.modal-header h3{font-size:18px;font-weight:600}.modal-footer{display:flex;justify-content:flex-end;gap:10px;margin-top:20px;padding-top:16px;border-top:1px solid var(--border)}.tabs{display:flex;gap:0;border-bottom:1px solid var(--border);margin-bottom:20px}.tab{padding:10px 16px;font-size:14px;color:var(--text-dim);cursor:pointer;border-bottom:2px solid transparent;transition:all .15s}.tab:hover{color:var(--text)}.tab.active{color:var(--accent);border-bottom-color:var(--accent)}.empty-state{text-align:center;padding:60px 20px;color:var(--text-dim)}.empty-state p{font-size:14px;margin-top:8px}.code-block{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius);padding:12px;font-family:Cascadia Code,Fira Code,monospace;font-size:13px;overflow-x:auto;white-space:pre-wrap;word-break:break-all}.tag-list{display:flex;flex-wrap:wrap;gap:6px}.tag{padding:2px 8px;background:var(--bg-hover);border-radius:4px;font-size:11px;color:var(--text-dim)}.toggle{position:relative;width:40px;height:22px;cursor:pointer}.toggle input{display:none}.toggle-slider{position:absolute;top:0;right:0;bottom:0;left:0;background:var(--border);border-radius:11px;transition:.2s}.toggle-slider:before{content:"";position:absolute;width:16px;height:16px;border-radius:50%;background:#fff;top:3px;left:3px;transition:.2s}.toggle input:checked+.toggle-slider{background:var(--accent)}.toggle input:checked+.toggle-slider:before{transform:translate(18px)}.toolbar{display:flex;gap:10px;align-items:center;margin-bottom:16px;flex-wrap:wrap}.toolbar .search-input{flex:1;min-width:200px}.suggestion-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:12px;border-left:3px solid var(--border)}.suggestion-card.high{border-left-color:var(--error)}.suggestion-card.medium{border-left-color:var(--warning)}.suggestion-card.low{border-left-color:var(--info)}.suggestion-card h4{font-size:14px;font-weight:600;margin-bottom:6px}.suggestion-card p{font-size:13px;color:var(--text-dim)}@media(max-width:768px){.sidebar{display:none}.main-content{margin-left:0;padding:16px}.stats-grid{grid-template-columns:repeat(2,1fr)}}