:root{--primary: #1A5F7A;--primary-light: #2980A0;--primary-dark: #12455A;--white: #FFFFFF;--bg-light: #F5F7FA;--bg-white: #FFFFFF;--text-primary: #1a1a1a;--text-secondary: #666666;--text-muted: #999999;--border: #E4E7ED;--success: #67C23A;--warning: #E6A23C;--danger: #F56C6C;--radius: 8px;--shadow: 0 2px 12px rgba(0,0,0,.08)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Source Han Sans SC,Noto Sans SC,PingFang SC,Helvetica Neue,Roboto,sans-serif;color:var(--text-primary);background:var(--bg-light);-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}a:hover{color:var(--primary-light)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 24px;border:none;border-radius:var(--radius);font-size:14px;font-weight:500;cursor:pointer;transition:all .2s}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-light)}.btn-primary:disabled{background:#aaa;cursor:not-allowed}.btn-outline{background:#fff;color:var(--primary);border:1px solid var(--primary)}.btn-outline:hover{background:var(--bg-light)}.btn-danger{background:var(--danger);color:#fff}.card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:24px}.input{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius);font-size:14px;transition:border-color .2s;outline:none}.input:focus{border-color:var(--primary)}.input::placeholder{color:var(--text-muted)}.label{display:block;font-size:13px;font-weight:500;color:var(--text-secondary);margin-bottom:6px}.form-group{margin-bottom:16px}.page-container{max-width:1200px;margin:0 auto;padding:24px}.page-title{font-size:22px;font-weight:600;color:var(--primary-dark);margin-bottom:24px}.layout-sidebar{display:flex;min-height:100vh}.sidebar{width:240px;background:var(--primary-dark);color:#fff;flex-shrink:0}.sidebar-logo{padding:20px;font-size:18px;font-weight:700;border-bottom:1px solid rgba(255,255,255,.1)}.sidebar-menu{padding:12px 0}.sidebar-item{display:flex;align-items:center;padding:12px 20px;color:#ffffffb3;cursor:pointer;transition:all .2s;font-size:14px;border-left:3px solid transparent}.sidebar-item:hover,.sidebar-item.active{color:#fff;background:#ffffff1a;border-left-color:#fff}.main-content{flex:1;overflow-y:auto}.agreement-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:1000}.agreement-modal{background:#fff;border-radius:var(--radius);padding:32px;max-width:600px;width:90%;max-height:80vh;overflow-y:auto}.agreement-modal h2{margin-bottom:20px;color:var(--primary-dark)}.agreement-section{margin-bottom:16px;padding:12px;border:1px solid var(--border);border-radius:var(--radius)}.agreement-section h4{margin-bottom:8px}.agreement-text{max-height:120px;overflow-y:auto;font-size:12px;color:var(--text-secondary);background:var(--bg-light);padding:8px;border-radius:4px;line-height:1.6}.checkbox-group{display:flex;align-items:flex-start;gap:8px;margin-top:8px;font-size:13px}@media (max-width: 768px){.layout-sidebar{flex-direction:column}.sidebar{width:100%}.sidebar-menu{display:flex;overflow-x:auto}.sidebar-item{white-space:nowrap;border-left:none;border-bottom:2px solid transparent}.sidebar-item.active{border-bottom-color:#fff}.page-container{padding:16px}}