:root{--primary:#1677ff;--primary-light:#e6f4ff;--success:#52c41a;--warning:#faad14;--danger:#ff4d4f;--bg:#f5f7fa;--card-bg:#fff;--border:#e8e8e8;--text:#1f1f1f;--text-secondary:#666;--text-muted:#999;--radius:8px;--shadow:0 2px 8px #0000000f}.login-logo-img{object-fit:contain;width:120px;height:120px;margin:0 auto 8px;display:block}.sidebar-logo-img{object-fit:contain;vertical-align:middle;background:#fff;border-radius:50%;width:32px;height:32px;margin-right:10px;padding:2px;display:inline-block}.sidebar.collapsed .sidebar-logo-img{width:28px;height:28px;margin-right:0}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,PingFang SC,Microsoft YaHei,sans-serif;font-size:14px}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.layout{min-height:100vh;display:flex}.sidebar{color:#fff;z-index:100;background:#001529;flex-direction:column;width:220px;height:100vh;transition:width .2s;display:flex;position:sticky;top:0}.sidebar.collapsed{width:64px}.sidebar-header{border-bottom:1px solid #ffffff1a;justify-content:space-between;align-items:center;padding:16px 12px;display:flex}.sidebar-logo{align-items:center;gap:8px;display:flex;overflow:hidden}.logo-icon{flex-shrink:0;font-size:22px}.logo-text{white-space:nowrap;font-size:15px;font-weight:700}.collapse-btn{color:#fff;cursor:pointer;background:0 0;border:1px solid #fff3;border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;font-size:10px;display:flex}.collapse-btn:hover{background:#ffffff1a}.sidebar-nav{flex:1;padding:8px 0;overflow-y:auto}.nav-item{cursor:pointer;color:#ffffffb3;border-left:3px solid #0000;align-items:center;gap:10px;padding:12px 20px;font-size:14px;transition:all .15s;display:flex;position:relative}.collapsed .nav-item{justify-content:center;padding:12px 20px}.nav-item:hover{color:#fff;background:#ffffff14}.nav-item.active{border-left-color:var(--primary);color:#fff;background:#1677ff26;font-weight:500}.nav-icon{text-align:center;flex-shrink:0;width:24px;font-size:18px}.nav-label{white-space:nowrap}.nav-dot{background:var(--primary);border-radius:50%;width:6px;height:6px;position:absolute;right:12px}.sidebar-footer{border-top:1px solid #ffffff1a;padding:12px}.sidebar-info{color:#fff6;font-size:11px}.info-status{margin-top:2px}.main-content{flex:1;min-width:0;padding:24px;overflow-x:hidden}.page-header{margin-bottom:24px}.page-title{color:var(--text);font-size:22px;font-weight:700}.page-desc{color:var(--text-muted);margin-top:4px;font-size:13px}.card{background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:16px;padding:20px}.card-title{align-items:center;gap:8px;margin-bottom:16px;font-size:16px;font-weight:600;display:flex}.stats-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px;display:grid}.stat-card{background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow);cursor:default;flex-direction:column;gap:8px;padding:20px;transition:transform .15s;display:flex}.stat-card:hover{transform:translateY(-2px)}.stat-header{justify-content:space-between;align-items:center;display:flex}.stat-icon{font-size:28px}.stat-value{color:var(--text);font-size:28px;font-weight:700}.stat-label{color:var(--text-muted);font-size:13px}.stat-change{font-size:12px}.stat-change.up{color:var(--success)}.stat-change.down{color:var(--danger)}.data-table{border-collapse:collapse;width:100%;font-size:13px}.data-table th{text-align:left;color:var(--text-secondary);border-bottom:1px solid var(--border);white-space:nowrap;background:#fafafa;padding:10px 12px;font-weight:600}.data-table td{border-bottom:1px solid #f0f0f0;padding:10px 12px}.data-table tr:hover td{background:#fafbff}.tag{border-radius:4px;padding:2px 8px;font-size:12px;font-weight:500;display:inline-block}.tag-blue{color:#1677ff;background:#e6f4ff}.tag-green{color:#52c41a;background:#f6ffed}.tag-orange{color:#fa8c16;background:#fff7e6}.tag-red{color:#ff4d4f;background:#fff2f0}.tag-purple{color:#722ed1;background:#f9f0ff}.stage-tag{border-radius:12px;padding:2px 10px;font-size:12px;font-weight:500;display:inline-block}.stage-lead{color:#666;background:#f0f0f0}.stage-negotiating{color:#fa8c16;background:#fff7e6}.stage-signed,.stage-registered{color:#1677ff;background:#e6f4ff}.stage-construction{color:#52c41a;background:#f6ffed}.stage-production{color:#722ed1;background:#f9f0ff}.btn{border:1px solid var(--border);cursor:pointer;color:var(--text);background:#fff;border-radius:4px;padding:6px 16px;font-size:13px;transition:all .15s}.btn:hover{border-color:var(--primary);color:var(--primary)}.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}.btn-primary:hover{background:#4096ff}.btn-sm{padding:4px 12px;font-size:12px}.two-col{grid-template-columns:1fr 1fr;gap:16px;display:grid}.three-col{grid-template-columns:repeat(3,1fr);gap:16px;display:grid}.loading{color:var(--text-muted);flex-direction:column;justify-content:center;align-items:center;padding:60px 0;display:flex}.spinner{border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;width:36px;height:36px;margin-bottom:12px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.funnel-container{align-items:flex-end;gap:4px;height:200px;padding:20px 0;display:flex}.funnel-item{text-align:center;border-radius:4px 4px 0 0;flex:1;transition:all .3s;position:relative}.funnel-bar{color:#fff;border-radius:4px 4px 0 0;justify-content:center;align-items:flex-end;min-height:20px;padding-bottom:8px;font-weight:600;display:flex}.funnel-label{color:var(--text-muted);margin-top:6px;font-size:11px}.search-row{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:16px;display:flex}.search-input{border:1px solid var(--border);border-radius:var(--radius);outline:none;flex:1;min-width:200px;padding:8px 12px;font-size:13px}.search-input:focus{border-color:var(--primary)}.search-select{border:1px solid var(--border);border-radius:var(--radius);background:#fff;outline:none;min-width:130px;padding:8px 12px;font-size:13px}.search-select:focus{border-color:var(--primary)}.ent-card{background:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow);cursor:pointer;border:1px solid #0000;padding:16px;transition:all .2s}.ent-card:hover{border-color:var(--primary);transform:translateY(-1px)}.ent-card-header{justify-content:space-between;align-items:flex-start;margin-bottom:10px;display:flex}.ent-name{color:var(--text);font-size:15px;font-weight:600}.ent-industry{color:var(--text-muted);margin-top:2px;font-size:12px}.ent-stats{color:var(--text-secondary);flex-wrap:wrap;gap:12px;margin-top:8px;font-size:12px;display:flex}.ent-stats span{align-items:center;gap:3px;display:flex}.ent-footer{border-top:1px solid #f0f0f0;justify-content:space-between;align-items:center;margin-top:10px;padding-top:10px;font-size:12px;display:flex}.modal-overlay{z-index:1000;background:#00000073;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal-content{border-radius:var(--radius);background:#fff;width:90%;max-width:900px;max-height:85vh;overflow-y:auto;box-shadow:0 8px 30px #00000026}.modal-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:16px 24px;display:flex}.modal-title{font-size:17px;font-weight:600}.modal-close{cursor:pointer;width:30px;height:30px;color:var(--text-muted);background:#f0f0f0;border:none;border-radius:50%;justify-content:center;align-items:center;font-size:16px;display:flex}.modal-close:hover{background:#e0e0e0}.modal-body{padding:24px}.detail-grid{grid-template-columns:1fr 1fr;gap:14px 24px;display:grid}.detail-field{flex-direction:column;gap:2px;display:flex}.detail-label{color:var(--text-muted);font-size:12px}.detail-value{color:var(--text);font-size:14px}.form-grid{grid-template-columns:1fr 1fr;gap:16px 20px;display:grid}.form-grid.single{grid-template-columns:1fr}.form-field{flex-direction:column;gap:4px;display:flex}.form-field.full{grid-column:1/-1}.form-label{color:var(--text-secondary);font-size:13px;font-weight:500}.form-input{border:1px solid var(--border);background:#fff;border-radius:6px;outline:none;padding:8px 11px;font-family:inherit;font-size:13px;transition:border-color .15s}.form-input:focus{border-color:var(--primary);box-shadow:0 0 0 2px #1677ff1a}.has-error .form-input{border-color:var(--danger)}.form-error{color:var(--danger);font-size:12px}.form-textarea{resize:vertical;min-height:72px}.form-select{cursor:pointer;appearance:auto}.form-section{color:var(--text);border-bottom:1px solid var(--border);grid-column:1/-1;margin-top:8px;padding-bottom:4px;font-size:14px;font-weight:600}.form-hint{color:var(--text-muted);margin-top:2px;font-size:11px}.page-actions{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.action-btn{border:1px solid var(--border);cursor:pointer;color:var(--text);background:#fff;border-radius:6px;align-items:center;gap:4px;padding:6px 14px;font-size:13px;transition:all .15s;display:flex}.action-btn:hover{border-color:var(--primary);color:var(--primary)}.action-btn.primary{background:var(--primary);color:#fff;border-color:var(--primary)}.action-btn.primary:hover{background:#4096ff}.action-btn.danger{color:var(--danger);border-color:var(--danger)}.action-btn.danger:hover{background:#fff2f0}.action-btn.sm{padding:3px 10px;font-size:12px}.detail-section{margin-bottom:20px}.detail-section-title{color:var(--text);border-bottom:1px solid #f0f0f0;align-items:center;gap:8px;margin-bottom:12px;padding-bottom:8px;font-size:14px;font-weight:600;display:flex}.empty-state{text-align:center;color:var(--text-muted);padding:40px 20px}.empty-state .empty-icon{margin-bottom:12px;font-size:40px}.sidebar-user{border-bottom:1px solid #ffffff1a;align-items:center;gap:8px;margin-bottom:6px;padding:8px 16px;display:flex}.sidebar-user .user-avatar{font-size:18px}.sidebar-user .user-name{color:#ffffffbf;font-size:13px}.sidebar-user .user-role-badge{border-radius:3px;padding:1px 6px;font-size:10px;font-weight:600;line-height:1.5}.user-role-badge.viewer{color:#faad14;background:#faad1433;border:1px solid #faad1466}.sidebar-actions{padding:0 16px 12px}.logout-btn{color:#fff9;cursor:pointer;background:0 0;border:1px solid #fff3;border-radius:4px;width:100%;margin-top:6px;padding:6px 0;font-size:12px;transition:all .15s}.logout-btn:hover{color:#fff;background:#ffffff1a;border-color:#fff6}.login-page{justify-content:center;align-items:center;min-height:100vh;display:flex;position:relative;overflow:hidden}.login-bg{z-index:0;background:linear-gradient(135deg,#001529 0%,#0a2540 30%,#1677ff 100%);position:absolute;inset:0}.login-bg:before{content:"";background:radial-gradient(at 30% 20%,#1677ff4d 0%,#0000 50%),radial-gradient(at 70% 80%,#00152980 0%,#0000 50%);width:200%;height:200%;position:absolute;top:-50%;left:-50%}.login-card{z-index:1;background:#fff;border-radius:12px;width:400px;max-width:90vw;padding:40px 36px 32px;position:relative;box-shadow:0 12px 48px #00000040}.login-header{text-align:center;margin-bottom:28px}.login-logo{margin-bottom:8px;font-size:48px;display:block}.login-header h1{color:var(--text);margin-bottom:4px;font-size:22px}.login-header p{color:var(--text-muted);font-size:13px}.login-error{color:var(--danger);background:#fff2f0;border:1px solid #ffccc7;border-radius:6px;margin-bottom:16px;padding:8px 12px;font-size:13px}.login-field{margin-bottom:16px}.login-field label{color:var(--text-secondary);margin-bottom:4px;font-size:13px;font-weight:500;display:block}.login-field input{border:1px solid var(--border);border-radius:6px;outline:none;width:100%;padding:10px 12px;font-family:inherit;font-size:14px;transition:border-color .15s}.login-field input:focus{border-color:var(--primary);box-shadow:0 0 0 2px #1677ff1a}.login-btn{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:6px;width:100%;margin-top:4px;padding:11px;font-size:15px;font-weight:500;transition:background .15s}.login-btn:hover{background:#4096ff}.login-btn:disabled{cursor:not-allowed;background:#a0c4ff}.login-footer{text-align:center;color:var(--text-muted);margin-top:20px;font-size:12px}.page-loading{min-height:100vh;color:var(--text-muted);justify-content:center;align-items:center;font-size:16px;display:flex}@media (width<=768px){.layout{flex-direction:column}.sidebar{display:none}.sidebar.mobile{z-index:300;width:220px;height:100vh;transition:transform .25s;display:flex;position:fixed;top:0;left:0;transform:translate(-100%)}.sidebar.mobile.mobile-open{transform:translate(0)}.sidebar.mobile .collapse-btn{display:none}.main-content{min-width:0;padding:56px 12px 72px}.mobile-header{color:#fff;z-index:250;background:#001529;justify-content:space-between;align-items:center;height:48px;padding:0 12px;display:flex;position:fixed;top:0;left:0;right:0;box-shadow:0 2px 8px #00000026}.mobile-menu-btn{color:#fff;cursor:pointer;background:0 0;border:none;padding:4px 8px;font-size:20px}.mobile-title{text-align:center;white-space:nowrap;text-overflow:ellipsis;flex:1;padding:0 8px;font-size:15px;font-weight:600;overflow:hidden}.mobile-logout-btn{color:#fff;cursor:pointer;background:0 0;border:1px solid #ffffff4d;border-radius:4px;padding:3px 10px;font-size:12px}.mobile-overlay{z-index:250;background:#00000080;position:fixed;inset:0}.mobile-bottom-nav{border-top:1px solid var(--border);z-index:200;scrollbar-width:none;background:#fff;height:56px;display:flex;position:fixed;bottom:0;left:0;right:0;overflow-x:auto}.mobile-bottom-nav::-webkit-scrollbar{display:none}.mobile-nav-item{cursor:pointer;min-width:60px;color:var(--text-muted);flex-direction:column;flex:1;justify-content:center;align-items:center;gap:2px;padding:4px 2px;font-size:10px;display:flex}.mobile-nav-item.active{color:var(--primary);background:var(--primary-light)}.mobile-nav-icon{font-size:18px}.mobile-nav-label{white-space:nowrap}.page-title{font-size:18px}.page-desc{font-size:12px}.page-actions{width:100%}.page-actions .action-btn{flex:1;justify-content:center}.card{margin-bottom:12px;padding:12px}.card-title{margin-bottom:10px;font-size:14px}.two-col,.three-col{grid-template-columns:1fr}.stats-grid{grid-template-columns:repeat(2,1fr);gap:10px}.stats-grid .stat-card{padding:12px}.stats-grid .stat-value{font-size:20px}.stats-grid .stat-icon{font-size:22px}.search-row{grid-template-columns:1fr;gap:8px;margin-bottom:12px;display:grid}.search-input,.search-select{width:100%;min-width:0}.search-row .btn,.search-row .action-btn{justify-content:center;width:100%}.data-table-wrapper{-webkit-overflow-scrolling:touch;display:block;overflow-x:auto}.data-table{min-width:640px}.modal-content{width:96%;max-width:96%;max-height:92vh}.modal-body{padding:16px}.detail-grid,.form-grid{grid-template-columns:1fr}.ent-card-header{flex-wrap:wrap;gap:4px}.ent-stats{gap:8px}.ent-footer{flex-wrap:wrap;gap:6px}.chain-legend{color:var(--text-muted);margin-top:4px;font-size:11px;display:block;margin-left:0!important}}@media (width<=480px){.main-content{padding:52px 10px 68px}.mobile-title{font-size:14px}.page-title{font-size:16px}.stats-grid{grid-template-columns:1fr 1fr}.ent-card{padding:12px}}.mobile-overlay{display:none}.mobile-overlay.mobile-open{display:block}.chain-tier{background:var(--card-bg);border-radius:var(--radius);border:1px solid var(--border);margin-bottom:14px;overflow:hidden}.chain-tier-header{background:#fafafa;border-left:4px solid #1677ff;justify-content:space-between;align-items:center;padding:12px 14px;font-size:14px;font-weight:600;display:flex}.chain-tier-upstream .chain-tier-header{color:#1677ff;border-left-color:#1677ff}.chain-tier-midstream .chain-tier-header{color:#d48806;border-left-color:#faad14}.chain-tier-downstream .chain-tier-header{color:#52c41a;border-left-color:#52c41a}.chain-tier-other .chain-tier-header{color:#666;border-left-color:#999}.chain-tier-badge{border:1px solid var(--border);background:#fff;border-radius:12px;padding:2px 8px;font-size:11px;font-weight:500}.chain-tier-body{padding:10px 14px 14px}.chain-tier-status{margin-bottom:10px}.chain-tier-status-title{align-items:center;gap:6px;margin-bottom:8px;font-size:12px;font-weight:600;display:flex}.chain-tier-status-title .status-dot{border-radius:50%;width:7px;height:7px;display:inline-block}.chain-tier-status-title.missing{color:var(--danger)}.chain-tier-status-title.external{color:#1677ff}.chain-tier-status-title.weak{color:#d48806}.chain-tier-status-title.strong{color:var(--success)}.chain-tier-node-list{flex-wrap:wrap;gap:8px;display:flex}.chain-tier-node{cursor:pointer;background:#f6f8fa;border:1px solid #e8e8e8;border-radius:6px;align-items:center;gap:6px;padding:6px 10px;font-family:inherit;font-size:13px;line-height:1.4;transition:all .15s;display:inline-flex}.chain-tier-node:hover{border-color:var(--primary);background:var(--primary-light)}.chain-tier-node .importance{color:#faad14;font-size:11px}.chain-tier-node .count{color:var(--text-muted);background:#fff;border-radius:4px;padding:1px 5px;font-size:11px}.chain-tier-empty{color:var(--text-muted);padding:6px 0;font-size:12px}.chain-legend{color:var(--text-muted);margin-left:12px;font-size:12px;font-weight:400}.recommend-float{border:1px solid var(--border);border-radius:var(--radius);z-index:999999;pointer-events:auto;resize:horizontal;background:#fffffffa;flex-direction:column;width:660px;min-width:320px;max-width:calc(100vw - 300px);max-height:320px;padding:14px 16px;display:flex;position:fixed;bottom:80px;left:280px;overflow:hidden;box-shadow:0 8px 28px #0000001f}.recommend-float-header{cursor:move;-webkit-user-select:none;user-select:none}.recommend-float .ent-card{box-shadow:none;border:1px solid var(--border);margin-bottom:8px}.recommend-float .ent-card:last-child{margin-bottom:0}@media (width<=768px){.recommend-float{width:100%;max-width:none;margin-top:12px;position:static}}