:root{--aizp-blue: #0a84ff;--aizp-blue-dark: #0866cc;--aizp-blue-light: #e6f2ff;--aizp-gold: #c9a55c;--aizp-text: #182431;--aizp-muted: #6b7280;--aizp-line: #e5e8ec;--aizp-bg: #f5f7fa;--aizp-sidebar: 232px;--aizp-topbar: 56px;font-family:HarmonyOS Sans SC,Noto Sans SC,-apple-system,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}html,body,#app{margin:0;min-height:100vh;background:var(--aizp-bg);color:var(--aizp-text)}.app-shell{display:flex;min-height:100vh}.sidebar{width:var(--aizp-sidebar);background:#fff;border-right:1px solid var(--aizp-line);display:flex;flex-direction:column;flex-shrink:0}.brand{display:flex;gap:10px;align-items:center;padding:16px;border-bottom:1px solid var(--aizp-line)}.brand img{width:36px;height:36px;border-radius:10px}.brand strong{display:block;font-size:14px}.brand span{font-size:11px;color:var(--aizp-muted)}.nav-item{display:block;margin:2px 8px;padding:10px 12px;border-radius:10px;color:#4b5563;text-decoration:none;font-size:13px;font-weight:600;position:relative}.nav-item.active{background:var(--aizp-blue-light);color:var(--aizp-blue-dark)}.nav-item.active:before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;background:var(--aizp-blue);border-radius:0 2px 2px 0}.nav-section{font-size:10px;font-weight:800;color:#9ca3af;padding:14px 12px 6px;letter-spacing:.06em}.main{flex:1;display:flex;flex-direction:column;min-width:0}.topbar{height:var(--aizp-topbar);background:#fff;border-bottom:1px solid var(--aizp-line);display:flex;align-items:center;justify-content:space-between;padding:0 20px}.content{padding:24px;flex:1}.page-title{font-size:18px;font-weight:800;margin:0 0 4px}.page-sub{font-size:12px;color:var(--aizp-muted);margin:0 0 20px}.login-wrap{min-height:100vh;display:grid;grid-template-columns:1fr 1fr;background:var(--aizp-bg)}.login-hero{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:48px;background:linear-gradient(160deg,#f0f7ff,#fff 60%)}.login-card{display:flex;align-items:center;justify-content:center;padding:40px}.login-box{width:100%;max-width:400px}.nav-item.disabled{opacity:.45;pointer-events:none}