:root{--primary:#1d4ed8;--primary-hover:#1e40af;--primary-light:#eff6ff;--secondary:#0284c7;--bg-page:#f8fafc;--bg-card:#fff;--border-color:#e2e8f0;--border-focus:#93c5fd;--text-main:#0f172a;--text-muted:#64748b;--text-light:#94a3b8;--success:#10b981;--success-bg:#ecfdf5;--warning:#f59e0b;--warning-bg:#fffbeb;--danger:#ef4444;--danger-bg:#fef2f2;--info:#06b6d4;--info-bg:#ecfeff;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--shadow-sm:0 1px 3px #0f172a0f;--shadow-md:0 4px 14px #0f172a0f;--shadow-lg:0 10px 25px #0f172a14}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-page);color:var(--text-main);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.5}button{cursor:pointer;background:0 0;border:none;font-family:inherit;transition:all .2s}input,select,textarea{outline:none;font-family:inherit}.app-container{flex-direction:column;min-height:100vh;display:flex}.top-navbar{background:var(--bg-card);border-bottom:1px solid var(--border-color);z-index:50;height:68px;box-shadow:var(--shadow-sm);justify-content:space-between;align-items:center;padding:0 28px;display:flex;position:sticky;top:0}.brand-section{align-items:center;gap:14px;display:flex}.brand-logo-badge{color:#fff;border-radius:var(--radius-md);background:linear-gradient(135deg,#1d4ed8 0%,#0284c7 100%);justify-content:center;align-items:center;width:42px;height:42px;display:flex;box-shadow:0 4px 12px #1d4ed840}.brand-title-wrap{flex-direction:column;display:flex}.brand-main-title{color:#0f172a;letter-spacing:-.2px;font-size:17px;font-weight:700}.brand-sub-title{color:var(--text-muted);font-size:11px;font-weight:500}.nav-tabs{border-radius:var(--radius-md);background:#f1f5f9;gap:6px;padding:4px;display:flex}.nav-tab-item{color:var(--text-muted);border-radius:var(--radius-sm);align-items:center;gap:8px;padding:8px 16px;font-size:13.5px;font-weight:600;transition:all .2s;display:flex}.nav-tab-item:hover{color:var(--primary);background:#fff9}.nav-tab-item.active{color:var(--primary);box-shadow:var(--shadow-sm);background:#fff}.nav-user-panel{align-items:center;gap:16px;display:flex}.user-tag{border-radius:var(--radius-md);border:1px solid var(--border-color);background:#f8fafc;align-items:center;gap:10px;padding:6px 12px;display:flex}.user-avatar-circle{width:32px;height:32px;color:var(--primary);background:#dbeafe;border-radius:50%;justify-content:center;align-items:center;font-size:13px;font-weight:700;display:flex}.user-info-text{flex-direction:column;display:flex}.user-realname{color:var(--text-main);font-size:13px;font-weight:600}.user-role-badge{color:var(--text-muted);font-size:11px}.btn-ghost{border-radius:var(--radius-sm);color:var(--text-muted);align-items:center;gap:6px;padding:8px 12px;font-size:13px;font-weight:500;display:flex}.btn-ghost:hover{color:var(--danger);background:#f1f5f9}.main-content{flex:1;width:100%;max-width:1440px;margin:0 auto;padding:24px 28px}.page-footer{text-align:center;color:#94a3b8;letter-spacing:.5px;padding:20px 0 24px;font-size:12.5px}.card{background:var(--bg-card);border-radius:var(--radius-lg);border:1px solid var(--border-color);box-shadow:var(--shadow-sm);transition:box-shadow .2s,transform .2s}.card:hover{box-shadow:var(--shadow-md)}.card-header{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:18px 24px;display:flex}.card-title{color:var(--text-main);align-items:center;gap:10px;font-size:16px;font-weight:700;display:flex}.card-body{padding:24px}.btn-primary{color:#fff;border-radius:var(--radius-sm);background:linear-gradient(135deg,#1d4ed8 0%,#2563eb 100%);align-items:center;gap:8px;padding:9px 18px;font-size:13.5px;font-weight:600;display:inline-flex;box-shadow:0 2px 6px #1d4ed833}.btn-primary:hover{background:linear-gradient(135deg,#1e40af 0%,#1d4ed8 100%);box-shadow:0 4px 10px #1d4ed84d}.btn-secondary{color:var(--text-main);border:1px solid var(--border-color);border-radius:var(--radius-sm);background:#fff;align-items:center;gap:6px;padding:8px 16px;font-size:13.5px;font-weight:500;display:inline-flex}.btn-secondary:hover{background:#f8fafc;border-color:#cbd5e1}.btn-danger{background:var(--danger-bg);color:var(--danger);border-radius:var(--radius-sm);border:1px solid #fecaca;padding:6px 12px;font-size:12.5px;font-weight:600}.btn-danger:hover{background:#fee2e2}.filter-bar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px;margin-bottom:20px;display:flex}.filter-group{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.search-input-wrap{align-items:center;display:flex;position:relative}.search-input-wrap svg{color:var(--text-muted);position:absolute;left:12px}.search-input{border:1px solid var(--border-color);border-radius:var(--radius-sm);background:#fff;width:260px;padding:8px 12px 8px 36px;font-size:13.5px;transition:border-color .2s,box-shadow .2s}.search-input:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}.custom-select{border:1px solid var(--border-color);border-radius:var(--radius-sm);color:var(--text-main);cursor:pointer;background:#fff;padding:8px 14px;font-size:13px;transition:border-color .2s}.custom-select:focus{border-color:var(--primary)}.custom-table{border-collapse:separate;border-spacing:0;width:100%;font-size:13.5px}.custom-table th{color:var(--text-muted);text-align:left;border-bottom:1px solid var(--border-color);white-space:nowrap;background:#f8fafc;padding:12px 16px;font-weight:600}.custom-table td{color:var(--text-main);vertical-align:middle;border-bottom:1px solid #f1f5f9;padding:14px 16px}.custom-table tr:hover td{background:#fafbfd}.badge{white-space:nowrap;border-radius:4px;align-items:center;gap:4px;padding:3px 8px;font-size:12px;font-weight:600;display:inline-flex}.badge-telecom{color:#1d4ed8;background:#eff6ff;border:1px solid #bfdbfe}.badge-smart{color:#15803d;background:#f0fdf4;border:1px solid #bbf7d0}.badge-renovation{color:#7e22ce;background:#faf5ff;border:1px solid #e9d5ff}.badge-general-project{color:#475569;background:#f1f5f9;border:1px solid #cbd5e1}.badge-major{color:#b91c1c;background:#fef2f2;border:1px solid #fecaca}.badge-general-hazard{color:#b45309;background:#fffbeb;border:1px solid #fde68a}.badge-pending{color:#dc2626;background:#fef2f2;border:1px solid #fecaca}.badge-inprogress{color:#d97706;background:#fffbeb;border:1px solid #fde68a}.badge-reviewing{color:#2563eb;background:#eff6ff;border:1px solid #bfdbfe}.badge-closed{color:#059669;background:#ecfdf5;border:1px solid #a7f3d0}.badge-overdue{color:#fff;background:#dc2626;border-radius:4px;padding:3px 8px;font-size:11.5px;font-weight:700;animation:2s infinite pulse-border}@keyframes pulse-border{0%{box-shadow:0 0 #dc262666}70%{box-shadow:0 0 0 6px #dc262600}to{box-shadow:0 0 #dc262600}}.modal-overlay{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:100;background:#0f172a73;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal-container{border-radius:var(--radius-lg);border:1px solid var(--border-color);background:#fff;flex-direction:column;width:100%;max-width:680px;max-height:90vh;animation:.2s cubic-bezier(.16,1,.3,1) modal-enter;display:flex;box-shadow:0 20px 40px #0f172a33}.modal-container-lg{max-width:880px}@keyframes modal-enter{0%{opacity:0;transform:scale(.96)translateY(8px)}to{opacity:1;transform:scale(1)translateY(0)}}.modal-header{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:20px 24px;display:flex}.modal-title{color:var(--text-main);align-items:center;gap:8px;font-size:17px;font-weight:700;display:flex}.modal-close-btn{color:var(--text-muted);border-radius:4px;padding:4px}.modal-close-btn:hover{color:var(--text-main);background:#f1f5f9}.modal-body{flex:1;padding:24px;overflow-y:auto}.modal-footer{border-top:1px solid var(--border-color);border-bottom-left-radius:var(--radius-lg);border-bottom-right-radius:var(--radius-lg);background:#fafbfd;justify-content:flex-end;gap:12px;padding:16px 24px;display:flex}.form-group{margin-bottom:16px}.form-label{color:#334155;margin-bottom:6px;font-size:13px;font-weight:600;display:block}.form-input,.form-textarea,.form-select{border:1px solid var(--border-color);border-radius:var(--radius-sm);width:100%;color:var(--text-main);background:#fff;padding:9px 12px;font-size:13.5px;transition:border-color .2s,box-shadow .2s}.form-input:focus,.form-textarea:focus,.form-select:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}.form-grid-2{grid-template-columns:1fr 1fr;gap:16px;display:grid}.compare-grid{grid-template-columns:1fr 1fr;gap:20px;margin:16px 0;display:grid}.compare-box{border-radius:var(--radius-md);border:1px solid var(--border-color);background:#f8fafc;flex-direction:column;padding:16px;display:flex}.compare-box-title{align-items:center;gap:6px;margin-bottom:10px;font-size:13px;font-weight:700;display:flex}.compare-img-wrap{border-radius:var(--radius-sm);background:#e2e8f0;justify-content:center;align-items:center;width:100%;height:180px;display:flex;overflow:hidden}.compare-img-wrap img{object-fit:cover;width:100%;height:100%}.compare-text{color:var(--text-muted);margin-top:10px;font-size:12.5px;line-height:1.5}.login-page-bg{background:radial-gradient(circle at 10% 20%,#e0f2fe 0%,#f8fafc 90%);flex-direction:column;min-height:100vh;display:flex}.login-content-wrap{flex:1;justify-content:center;align-items:center;padding:24px;display:flex}.login-card{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#fffffff2;border:1px solid #e2e8f0cc;border-radius:20px;width:100%;max-width:440px;padding:40px 36px;box-shadow:0 16px 40px #0f172a14}.login-brand-header{text-align:center;margin-bottom:32px}.login-logo-circle{color:#fff;background:linear-gradient(135deg,#1d4ed8 0%,#0284c7 100%);border-radius:16px;justify-content:center;align-items:center;width:58px;height:58px;margin:0 auto 16px;display:flex;box-shadow:0 8px 20px #1d4ed840}.login-system-title{color:#0f172a;letter-spacing:-.3px;font-size:20px;font-weight:800;line-height:1.3}.login-system-subtitle{color:var(--text-muted);margin-top:6px;font-size:12.5px}.login-alert{border-radius:var(--radius-sm);color:#dc2626;background:#fef2f2;border:1px solid #fecaca;align-items:center;gap:8px;margin-bottom:20px;padding:10px 14px;font-size:13px;display:flex}.login-btn{color:#fff;border-radius:var(--radius-sm);background:linear-gradient(135deg,#1d4ed8 0%,#0284c7 100%);justify-content:center;align-items:center;gap:8px;width:100%;margin-top:8px;padding:12px;font-size:15px;font-weight:700;display:flex;box-shadow:0 4px 12px #1d4ed840}.login-btn:hover{background:linear-gradient(135deg,#1e40af 0%,#0369a1 100%);box-shadow:0 6px 16px #1d4ed859}.warning-ticker-bar{border-radius:var(--radius-md);color:#be123c;background:#fff1f2;border:1px solid #fecdd3;align-items:center;gap:12px;padding:10px 18px;font-size:13px;font-weight:600;display:flex}.step-flow{justify-content:space-between;align-items:center;margin:18px 0;display:flex;position:relative}.step-flow:before{content:"";z-index:1;background:#e2e8f0;height:2px;position:absolute;top:15px;left:30px;right:30px}.step-flow-item{z-index:2;flex-direction:column;flex:1;align-items:center;gap:6px;display:flex;position:relative}.step-bubble{color:#64748b;background:#fff;border:2px solid #cbd5e1;border-radius:50%;justify-content:center;align-items:center;width:30px;height:30px;font-size:12px;font-weight:700;transition:all .2s;display:flex}.step-flow-item.active .step-bubble{color:#fff;background:#1d4ed8;border-color:#1d4ed8;box-shadow:0 0 0 4px #1d4ed826}.step-flow-item.done .step-bubble{color:#fff;background:#10b981;border-color:#10b981}.step-label{color:#64748b;font-size:11.5px;font-weight:600}.step-flow-item.active .step-label{color:#1d4ed8;font-weight:700}.document-paper{border-radius:var(--radius-sm);color:#1e293b;background:#fff;border:1px solid #cbd5e1;padding:36px 40px;font-family:SimSun,宋体,PingFang SC,sans-serif;position:relative;box-shadow:0 4px 20px #0000000d}.document-title{text-align:center;letter-spacing:1px;color:#0f172a;margin-bottom:6px;font-size:20px;font-weight:900}.document-subtitle{text-align:center;color:#64748b;border-bottom:2px solid #1e293b;margin-bottom:24px;padding-bottom:12px;font-size:13px}.doc-grid-table{border-collapse:collapse;width:100%;margin-bottom:20px;font-size:12.5px}.doc-grid-table th,.doc-grid-table td{vertical-align:middle;border:1px solid #64748b;padding:8px 10px}.doc-grid-table th{text-align:center;background:#f1f5f9;font-weight:700}.official-stamp-seal{color:#dc2626;text-align:center;opacity:.85;pointer-events:none;border:3px solid #dc2626;border-radius:50%;flex-direction:column;justify-content:center;align-items:center;width:120px;height:120px;font-size:11px;font-weight:800;display:flex;position:absolute;bottom:40px;right:60px;transform:rotate(-15deg);box-shadow:0 0 0 1px #dc262633}.official-stamp-star{margin:2px 0;font-size:18px;line-height:1}