*{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background:#f5f6f8}.user-shell{display:flex;flex-direction:column;height:100%;max-width:520px;margin:0 auto;background:#f5f6f8}.user-header{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;background:#fff;border-bottom:1px solid #eee;position:sticky;top:0;z-index:10}.user-header h1{font-size:17px;font-weight:600}.user-content{flex:1;overflow-y:auto;padding:12px}.user-nav{display:flex;background:#fff;border-top:1px solid #eee;padding-bottom:env(safe-area-inset-bottom)}.user-nav-item{flex:1;text-align:center;padding:8px 0 6px;color:#666;cursor:pointer;font-size:12px}.user-nav-item.active{color:#1677ff}.user-nav-item .anticon{font-size:20px;display:block;margin-bottom:2px}.slot-grid{display:grid;gap:8px}.slot-cell{border-radius:10px;padding:10px 8px;text-align:center;font-size:13px;background:#fff;border:1px solid #e5e7eb;cursor:pointer}.slot-cell.available{color:#1677ff;border-color:#91caff}.slot-cell.selected{background:#1677ff;color:#fff;border-color:#1677ff}.slot-cell:disabled,.slot-cell.taken{background:#f5f5f5;color:#bbb;cursor:not-allowed;border-color:#eee}.slot-cell .t{font-weight:600;font-size:14px}.card{background:#fff;border-radius:12px;padding:14px;margin-bottom:12px;box-shadow:0 1px 3px #0000000a}.admin-content{background:#f5f6f8;min-height:calc(100vh - 64px);padding:20px}