:root{--header:#0b3a82;--header-2:#0e4aa3;--primary:#1890ff;--primary-2:#40a9ff;--navy:#071a3a;--navy-2:#0c3b73;--online:#22a85a;--text:#303133;--muted:#909399;--border:#ebeef5;--bg:#f5f7fa;--danger:#f56c6c;--shadow:0 8px 24px rgba(11,58,130,0.12)}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;color:var(--text);background:#fff;min-height:100vh}a{color:inherit;text-decoration:none}button,input,select{font-family:inherit}button{cursor:pointer}.home-nav{height:68px;justify-content:space-between;padding:0 40px;background:rgba(7,26,58,.92);color:#fff;position:-webkit-sticky;position:sticky;top:0;z-index:20}.brand,.home-nav{display:flex;align-items:center}.brand{gap:10px;font-size:18px;font-weight:600}.brand-mark{width:28px;height:28px;border-radius:8px;background:linear-gradient(180deg,#64b5f6,#1565c0)}.home-nav-links{display:flex;gap:22px;align-items:center;font-size:14px}.home-nav-links a{opacity:.9}.btn-light{background:#1890ff;color:#fff;border:0;border-radius:4px;padding:8px 16px;font-size:14px}.hero{min-height:460px;background:radial-gradient(circle at 20% 20%,rgba(64,169,255,.25),transparent 32%),linear-gradient(180deg,#071a3a,#0c3b73 55%,#1565c0);color:#fff;padding:88px 40px 72px}.hero h1{font-size:40px;margin:0 0 16px;letter-spacing:1px}.hero p{max-width:640px;line-height:1.8;color:rgba(255,255,255,.86);margin:0 0 28px}.hero-actions{display:flex;gap:12px}.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.45);border-radius:4px;padding:10px 18px}.section{padding:56px 40px;max-width:1180px;margin:0 auto}.section h2{margin:0 0 8px;font-size:24px}.section-desc{color:var(--muted);margin:0 0 28px}.cards{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:16px;gap:16px}.card{border:1px solid var(--border);border-radius:10px;padding:22px;background:#fff;box-shadow:var(--shadow)}.card h3{margin:0 0 8px;font-size:16px;color:var(--header)}.card p{margin:0;color:#606266;line-height:1.7;font-size:14px}.stats{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:16px;gap:16px;margin-top:8px}.stat{background:#f4f8ff;border-radius:10px;padding:18px;text-align:center}.stat b{display:block;font-size:26px;color:var(--header)}.stat span{color:var(--muted);font-size:13px}.home-footer{background:#071a3a;color:rgba(255,255,255,.7);text-align:center;padding:24px;font-size:13px}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#071a3a,#0d3a6e)}.login-box{width:360px;text-align:center}.login-box h1{color:#fff;font-size:36px;margin:0 0 8px;font-weight:500}.login-sub{color:rgba(255,255,255,.72);margin:0 0 28px}.field{display:flex;align-items:center;gap:8px;background:#4a5563;border-radius:4px;padding:0 12px;margin-bottom:16px;height:44px}.field input{flex:1 1;border:0;outline:0;background:transparent;color:#fff;font-size:14px}.field input::placeholder{color:#cbd5e1}.field .icon{color:#e2e8f0;width:18px;text-align:center}.eye{background:none;border:0;color:#e2e8f0;padding:0}.login-btn{width:100%;height:44px;border:0;border-radius:4px;background:#1890ff;color:#fff;font-size:16px}.login-btn:disabled{opacity:.7}.login-error{color:#ffccc7;font-size:13px;min-height:20px;margin:8px 0 12px}.demo-box{margin-top:28px;color:rgba(255,255,255,.78);font-size:12px;line-height:1.7;text-align:left;background:rgba(255,255,255,.06);padding:12px 14px;border-radius:6px}.app-header{height:56px;background:var(--header);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 20px;position:-webkit-sticky;position:sticky;top:0;z-index:30}.app-title{font-size:18px;font-weight:600}.app-nav{display:flex;gap:18px;align-items:center;font-size:14px}.app-nav a{opacity:.85}.app-nav a.active,.app-nav a:hover{opacity:1}.app-user{display:flex;align-items:center;gap:14px;font-size:14px}.link-btn{background:none;border:0;color:#fff;opacity:.85;padding:0}.page{padding:16px 20px 32px;background:#fff;min-height:calc(100vh - 56px)}.toolbar{display:flex;align-items:center;gap:10px;margin-bottom:14px;flex-wrap:wrap}.toolbar-right{margin-left:auto;display:flex;gap:8px}.input,.select{height:32px;border:1px solid #dcdfe6;border-radius:4px;padding:0 10px;outline:none;font-size:13px;background:#fff}.form-item .input,.form-item .select{width:100%}.input:focus,.select:focus{border-color:var(--primary)}.btn{height:32px;border:0;border-radius:4px;padding:0 14px;font-size:13px;background:var(--primary);color:#fff}.btn.gray{background:#909399}.btn.green{background:#67c23a}.btn.plain{background:#fff;color:#606266;border:1px solid #dcdfe6}.btn.danger{background:var(--danger)}.summary{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:12px;gap:12px;margin-bottom:16px}.summary-item{background:#f4f8ff;border:1px solid #d6e6ff;border-radius:8px;padding:14px 16px}.summary-item span{color:var(--muted);font-size:12px}.summary-item b{display:block;margin-top:6px;font-size:20px;color:var(--header)}.table-wrap{overflow:auto;border:1px solid var(--border)}table.data{width:100%;border-collapse:collapse;min-width:1080px;font-size:13px}table.data td,table.data th{border:1px solid var(--border);padding:10px 8px;text-align:center;background:#fff}table.data th{background:#fafafa;font-weight:600;color:#606266}table.data td.left{text-align:left;padding-left:12px}.online{color:var(--online)}.link{color:var(--primary);cursor:pointer}.badge-no,.badge-yes{display:inline-flex;width:20px;height:20px;border-radius:50%;align-items:center;justify-content:center;color:#fff;font-size:12px}.badge-yes{background:#52c41a}.badge-no{background:#bfbfbf}.overlay{position:fixed;inset:0;background:rgba(0,0,0,.45);display:flex;align-items:center;justify-content:center;z-index:50}.modal{width:min(560px,calc(100vw - 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